CN113855294B - An extended saliva suction tube and saliva suction device - Google Patents

Abstract

The invention discloses an extended saliva suction tube, which includes a straw body and an extension tube, one end of the straw body communicates with the extension tube through a connecting piece, the connecting piece includes a cylindrical tube and a nut, the The outer walls of both ends of the cylindrical tube are fixedly connected with arc-shaped threaded pieces, and three arc-shaped threaded pieces are arranged at the same angle at the same end of the cylindrical pipe, and the nuts are threadedly connected with the arc-shaped threaded pieces. One end of the extension tube is plugged and fixed on one end of the cylindrical tube, and one end of the straw body is fixed and plugged on the other end of the cylindrical tube. The extended saliva suction tube provided by the present invention, through the provided straw The tube body and the extension tube cooperate with the connector to realize arbitrary angle adjustment and stretching and extension of the saliva suction tube, which solves the dragging feeling on the patient caused by the saliva suction tube hanging at the corner of the patient's mouth during treatment in the prior art, and improves the Patient comfort.

Description

An extended saliva suction tube and saliva suction device

technical field

The invention relates to the technical field of medical devices, in particular to an extended saliva suction tube and a saliva suction device.

Background technique

With the continuous development of intelligent medical devices, people are increasingly using a new generation of convenient medical devices in their lives. At present, the saliva suction pipe in the commonly used oral chair position is short and heavy, so it hangs at the corner of the patient's mouth during treatment, resulting in a more obvious dragging feeling. Discomfort, which reduces the patient's treatment experience. And when the saliva suction pipe needs to be changed to the patient's right side by the left side of the patient, because the length of the saliva suction pipe itself is not long enough, it is not conducive to the operation of the doctor in actual operation, and inconvenience has been produced.

At the same time, the existing saliva suction equipment does not have the function of odor filtration and temporary flushing; problem 1, because saliva contains various enzymes, bleeding in the oral cavity will be mixed with the saliva to be sucked away during treatment, which makes time After a long period of time, there will be peculiar smell in the collection bottle, and the peculiar smell in the collection bottle will be sucked by the suction pump and discharged into the surrounding air, causing pollution to the surrounding air;

Problem 2. When there are many patients, the saliva in the collection bottle needs to be poured out and cleaned once in a while. This process not only wastes a lot of time and affects work efficiency, but also saliva and blood will adhere to the inner wall of the collection bottle for a period of time. It is not convenient for subsequent cleaning work.

Contents of the invention

The technical task of the present invention is to provide an extended saliva suction tube and a saliva suction device to solve the above problems.

Technical scheme of the present invention is realized like this:

The invention provides an extended saliva suction tube, which comprises a straw body and an extension tube, and one end of the straw body communicates with the extension tube through a connecting piece.

Preferably, the straw body is a disposable saliva suction tube.

Preferably, the extension tube is a transparent silicone hose.

Preferably, a liquid suction hole is opened on the side of the straw body, and the straw body is arranged in a U shape.

Preferably, the extension tube has a length of one meter, an inner diameter of five millimeters, and an outer diameter of seven millimeters.

Preferably, the connector includes a cylindrical tube and a nut, the outer walls of both ends of the cylindrical tube are fixedly connected with arc-shaped threaded pieces, and the arc-shaped threaded pieces located at the same end of the cylindrical tube are equiangularly arranged with three One, the nut is threadedly connected with the arc-shaped thread piece, one end of the extension tube is inserted and fixed on one end of the cylindrical tube, and one end of the suction pipe body is fixed and inserted on the cylindrical tube. another side.

Preferably, both ends of the cylindrical tube are tapered.

The present invention also provides a saliva suction device, comprising the above-mentioned extended saliva suction tube used in conjunction with it, a mounting base and a collection bottle, the collection bottle is arranged on the mounting base through a lifting assembly, and the four corners of the mounting base All have mounting holes;

The lifting assembly includes a sleeve, the sleeve is fixedly connected to the upper surface of the mounting base, the inside of the sleeve is movably inserted with an insertion rod, and the upper end of the sleeve is provided with a spring for loosening the insertion rod. The handle screw of the rod, the top of the insertion rod is fixedly connected with a mounting block, the mounting block is fixedly connected with a cylindrical connecting cylinder, the lower end of the cylindrical connecting cylinder is fixed through the top of the mounting block, and the column The outer wall of the lower end of the cylindrical connecting cylinder is provided with an external thread, the inner wall of the upper end of the collection bottle is provided with an internal thread, and the thread of the collection bottle is installed on the lower end of the cylindrical connection cylinder;

A casing is fixedly connected to the mounting base, and a vacuum pump and a cleaning pump are respectively fixedly installed inside the casing. Housing, one end of the connecting pipe passing through the housing is provided with a placement groove inside, and a filter element is sealed inside the placement groove, and a screw cap is connected to the lower end of the negative pressure hose, and the screw cap is screwed Connected to one end of the connecting pipe one, one end of the negative pressure hose communicates with the upper end of the cylindrical connecting cylinder, the upper end of the collecting bottle communicates with a connecting nozzle, and the connecting nozzle is connected to the connecting pipe three One end of the connecting pipe three is connected with a valve at the end far away from the connecting nozzle, the other end of the valve is connected with one end of the extension pipe, and the outer wall of the housing is opened on the side far away from the connecting pipe one. There is a groove, the inside of the groove is fixedly equipped with a wind choke plate, the air outlet of the vacuum pump is connected with an air outlet pipe, and one end of the air outlet pipe is connected with the inside of the groove, and the air choke plate There are a number of downward-sloping oblique holes on the surface;

The water outlet of the cleaning pump is connected with a connecting pipe 2, and a water valve is arranged on the connecting pipe 2. One end of the connecting pipe 2 runs through one side of the housing, and the connecting pipe 2 is located in the housing. The outer end is connected with a water outlet hose, the upper end of the water outlet hose is sealed and inserted into the interior of the cylindrical connecting cylinder, and the end of the water outlet hose extending into the interior of the cylindrical connecting cylinder is connected with a hard tube , the lower end of the hard pipe is fixedly connected with a nozzle, the nozzle extends into the inside of the collecting bottle, the water inlet of the cleaning pump is connected with a water inlet pipe, and one end of the water inlet pipe is fixedly passed through the housing inside, and connected with the external cleaning fluid tank;

The lower end of the collection bottle is communicated with a drain pipe, and a drain valve is arranged on the drain pipe.

Preferably, the top of the housing is fixed with a top cover by bolts.

Preferably, a pick-and-place plate is fixedly connected to the inner upper end of the filter element.

Compared with prior art, advantage and positive effect of the present invention are:

1. The extended saliva suction tube provided by the present invention solves the pulling feeling on the patient caused by the saliva suction tube hanging at the corner of the patient's mouth during treatment in the prior art through the provided suction tube body and the extension tube to cooperate with the connector , improve patient comfort.

2. The saliva suction device provided by the present invention can effectively prevent the peculiar smell in the saliva from spreading into the surrounding air through the filter element arranged inside the connecting pipe 1 and cooperate with the screw cap, so as to prevent the surrounding air from being polluted, and at the same time, it is convenient for the filter element to be removed. cleaning and replacement;

3. A saliva suction device provided by the present invention can quickly and temporarily clean the interior of the collection bottle through the nozzle installed inside the cylindrical connecting cylinder and the cleaning pump, so as to avoid the saliva sticking to the surface due to long-term non-cleaning. On the inner wall of the collection bottle, it is convenient for subsequent cleaning work. At the same time, the drain tube set at the bottom of the collection bottle can quickly discharge the saliva inside the collection bottle in time. When there are many patients, the disassembly work of the collection bottle can be reduced and the work efficiency can be improved. .

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

Fig. 1 is a structural schematic diagram according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of a partial explosion structure according to an embodiment of the present invention;

Fig. 3 is a schematic diagram of the exploded structure of a cylindrical connection cylinder and a collection bottle according to an embodiment of the present invention;

Fig. 4 is a schematic cross-sectional structure diagram of a connector according to an embodiment of the present invention;

Fig. 5 is a schematic diagram of an exploded structure of an extended saliva suction tube according to an embodiment of the present invention;

Fig. 6 is an enlarged view of part A in Fig. 2;

Fig. 7 is an enlarged view of part B in Fig. 2;

Fig. 8 is an enlarged view of part C in Fig. 5 .

In the figure: 100, mounting seat; 101, mounting hole; 201, shell; 202, top cover; 203, vacuum pump; 204, connecting pipe one; 205, negative pressure hose; 206, air outlet pipe; 207, cleaning pump; 208, water inlet pipe; 209, connecting pipe two; 210, water valve; 211, water outlet hose; 212, screw cap; 213, filter element; Wind board; 301, casing; 302, insert rod; 303, handle screw; 304, installation block; 401, cylindrical connecting cylinder; 402, collecting bottle; 403, connecting pipe three; 404, valve; 405, hard tube ; 406, nozzle; 407, connecting nozzle; 408, drain pipe; 409, drain valve; 501, extension tube; 502, suction pipe body; 5021, suction hole; 503, connector; 5032, curved thread piece; 5033, nut.

detailed description

In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Example 1

As shown in Fig. 2, Fig. 4, Fig. 5 and Fig. 8, the extended saliva suction tube provided in this embodiment includes a straw body 502 and an extension tube 501, and one end of the straw body 502 is connected to the extension tube through a connector 503. 501 communicates with each other, and the connector 503 includes a cylindrical tube 5031 and a nut 5033. The outer walls of both ends of the cylindrical tube 5031 are fixedly connected with arc-shaped threaded pieces 5032. One, the nut 5033 is threadedly connected with the arc-shaped threaded piece 5032, one end of the extension tube 501 is plugged and fixed on one end of the cylindrical tube 5031, and one end of the suction pipe body 502 is fixedly inserted on the other end of the cylindrical tube 5031. The tube body 502 and the extension tube 501 are inserted into the two ends of the cylindrical tube 5031, and the two ends of the cylindrical tube 5031 are tapered. In order to facilitate the suction of the saliva in the patient's mouth, the side of the suction tube body 502 is opened There is a suction hole 5021, and the straw body 502 is U-shaped, that is, the straw body 502 can be bent at 180°. In order to avoid cross-transfer of saliva between different patients, the straw body 502 is a disposable saliva suction tube. To ensure the aging resistance of the extension tube 501, the extension tube 501 is a transparent silicone hose, and the silicone hose has good physiological stability. The length of the extension tube 501 is one meter, the inner diameter is five millimeters, and the outer diameter is seven millimeters. The setting can facilitate the stretching and extension of the extended saliva suction tube and the adjustment of any angle, which ensures the saliva suction effect and avoids the influence of the saliva suction effect due to the extension tube 501 being too long;

When in use, insert one end of the straw body 502 into one end of the cylindrical tube 5031, insert one end of the extension tube 501 into the other end of the cylindrical tube 5031, and then turn the nut 5033 so that the arc-shaped threaded piece 5032 connects the straw The tube body 502 and the extension tube 501 are pressed on the cylindrical tube 5031 to prevent it from falling off. When the extension tube 501 is not in use, it can be hung on the dental chair frame through the connector 503 to facilitate the placement of the extension tube 501. When the straw needs to be replaced When the tube body 502 is used, it is only necessary to reversely rotate the nut 5033 to extract the used straw body 502 from the cylindrical tube 5031, and then fix the new straw body 502 on the cylindrical tube 5031.

Example 2

As shown in Figures 1 to 8, a saliva suction device provided in this embodiment consists of the above-mentioned extended saliva suction tube and mounting base 100 used in conjunction with it, a collection bottle 402, a vacuum pump 203, a cylindrical connecting cylinder 401, and a lifting assembly constitute;

In order to facilitate fixing the mounting base 100 on the dental chair, mounting holes 101 are provided at the four corners of the mounting base 100 .

Among them, the lifting assembly is composed of a sleeve 301, an insertion rod 302 and a handle screw 303 for elastically tightening the insertion rod 302. The sleeve 301 is fixedly connected to the upper surface of the mounting base 100, and the lower end of the insertion rod 302 is movably inserted into the sleeve 301. Inside, the handle screw 303 is set on the upper end of the casing 301, the top of the insertion rod 302 is fixedly connected with the installation block 304, the cylindrical connection cylinder 401 is fixedly connected with the installation block 304, and the lower end of the cylindrical connection cylinder 401 is fixedly penetrated through the installation block 304, the outer wall of the lower end of the cylindrical connecting cylinder 401 is provided with external threads, and the inner wall of the upper end of the collection bottle 402 is provided with internal threads. The height of the rod 302, and then realize the adjustment of the height of the cylindrical connecting cylinder 401, to facilitate the installation and detachment of the collection bottle 402;

The housing 201 is fixedly connected to the mounting base 100, and the vacuum pump 203 is fixedly installed inside the housing 201. The air inlet of the vacuum pump 203 is communicated with a connecting pipe 204, and one end of the connecting pipe 204 is fixed and runs through the housing 201. The exhausted gas is quickly and effectively filtered, and a filter element 213 is provided. The end of the connecting pipe 204 passing through the housing 201 has a placement groove 215 inside, and the filter element 213 is sealed and inserted into the placement groove 215. At the same time, for the convenience of replacing the filter element 213 , the lower end of the negative pressure hose 205 is connected with a screw cap 212, and the screw cap 212 is screwed and fixedly connected to one end of the connecting pipe 204, and one end of the negative pressure hose 205 communicates with the upper end of the cylindrical connecting cylinder 401. The upper end of the connecting nozzle 407 is communicated with a connecting nozzle 407, and the connecting nozzle 407 is connected with one end of the connecting pipe three 403, and the connecting pipe three 403 is provided with a valve 404 at one end away from the connecting nozzle 407, and the other end of the valve 404 is connected with the extension pipe for extending the saliva suction pipe. One end of 501 is connected;

In order to prevent the airflow blown by the vacuum pump 203 from being discharged directly, a groove 216 is provided on the outer wall of the housing 201 away from the connecting pipe 1 204, and a wind choke plate 217 is fixedly installed inside the groove 216, and the air outlet of the vacuum pump 203 is connected with an outlet. The air pipe 206 and one end of the air outlet pipe 206 communicate with the inside of the groove 216, and the surface of the wind choke plate 217 is provided with a number of inclined holes inclined downwards, which prevents the discharged air from directly blowing to the outside.

When in use, start the vacuum pump 203 to extract the gas in the collection bottle 402, so that the inside of the collection bottle 402 is always in a negative pressure state, then open the valve 404, the saliva will enter the collection bottle 402 through the extended saliva suction tube, and the gas will pass through the filter element 213 After filtration and adsorption, it is discharged from the air outlet pipe 206. When the filter element 213 needs to be replaced, just rotate the screw cap 212 to separate the screw cap 212 from the connecting pipe 1 204, then take out the used filter element 213 and put the new filter element 213 in Put it into the placement groove 215, and then screw the screw cap 212 on the connecting pipe one 204.

In order to realize the temporary and effective cleaning of the inner wall of the collection bottle 402 and the rapid discharge of the saliva in the collection bottle 402, a cleaning pump 207 and a drain pipe 408 are provided, and the drain pipe 408 communicates with the bottom of the collection bottle 402. 408 is provided with a drain valve 409, and the cleaning pump 207 is fixedly installed inside the casing 201. The water outlet of the cleaning pump 207 is connected with a connecting pipe 209, and one end of the connecting pipe 209 runs through one side of the casing 201, and is connected to One end of the second pipe 209 located outside the casing 201 is connected with a water outlet hose 211, the upper end of the water outlet hose 211 is sealed and inserted into the interior of the cylindrical connecting cylinder 401, and the end of the water outlet hose 211 extending into the cylindrical connecting cylinder 401 is connected to the Hard pipe 405 is arranged, and the lower end of hard pipe 405 is fixedly connected with nozzle 406, and nozzle 406 is a rotating nozzle, and nozzle 406 stretches into the inside of collection bottle 402, and the water inlet of cleaning pump 207 is connected with water inlet pipe 208, and the water inlet pipe 208 One end is fixed to pass through the inside of the housing 201, and communicates with the external cleaning solution tank. In order to ensure the stability of the negative pressure in the collection bottle 402, a water valve 210 is provided on the connecting pipe 209. In order to facilitate observation of the saliva in the collection bottle 402 amount, the collection bottle 402 is set transparently.

During use, when the saliva in the collection bottle 402 needs to be discharged, the cleaning pump 207, the water valve 210 and the drain valve 409 are opened, and the cleaning liquid is sprayed into the collection bottle 402 through the nozzle 406, and the inner wall of the collection bottle 402 is rinsed. The mixture of saliva and cleaning liquid is discharged through the discharge pipe 408, and the lower end of the discharge pipe 408 can be connected with the sewage bucket through the sewage pipe. This setting is convenient for temporary and rapid cleaning of the inner wall of the collection bottle 402, and at the same time facilitates the discharge of saliva .

A top cover 202 is fixedly installed on the top of the housing 201 by bolts.

By adopting the above technical solution, it is convenient to protect the electrical appliances in the casing 201 .

A pick-and-place plate 214 is fixedly connected to the inner upper end of the filter element 213 .

By adopting the above technical solution, it is convenient to take and place the filter element 213 .

In order to facilitate the understanding of the above-mentioned technical solution of the present invention, the working principle or operation mode of the present invention in the actual process will be described in detail below.

In actual application, insert one end of the straw body 502 into one end of the cylindrical tube 5031, insert one end of the extension tube 501 into the other end of the cylindrical tube 5031, and then turn the nut 5033 so that the arc-shaped threaded piece 5032 Press the straw body 502 and the extension tube 501 on the cylindrical tube 5031 to prevent it from falling off, then place one end of the straw body 502 with the suction hole 5021 in the patient's mouth, adjust the angle, and then start The vacuum pump 203 extracts the gas in the collection bottle 402, so that the inside of the collection bottle 402 is always in a negative pressure state, and then the valve 404 is opened, and the saliva will enter the collection bottle 402 through the extended saliva suction tube. After the gas is filtered and adsorbed by the filter element 213, the The air outlet pipe 206 is discharged, and when the saliva in the collection bottle 402 needs to be discharged, the cleaning pump 207, the water valve 210 and the drain valve 409 are opened, and the cleaning liquid is sprayed into the collection bottle 402 through the nozzle 406, and the inner wall of the collection bottle 402 is cleaned. Rinse, the mixed solution of saliva and cleaning fluid is discharged through the drain pipe 408, and the lower end of the drain pipe 408 can be connected with the sewage bucket through the drain pipe; Unscrew the connecting cylinder 401 and put it in the cleaning equipment for cleaning.

Through the above specific implementation manners, those skilled in the art can easily realize the present invention. However, it should be understood that the present invention is not limited to the specific embodiments described above. On the basis of the disclosed embodiments, those skilled in the technical field can arbitrarily combine different technical features, so as to realize different technical solutions.

Claims (8)

1. A device for sucking saliva, characterized in that: it comprises an extended saliva suction tube, and the extended saliva suction tube includes a straw body (502) and an extension tube (501), and one end of the straw body (502) is connected to The piece (503) is in communication with the extension tube (501), and the straw body (502) is a disposable saliva suction tube; The saliva suction device also includes: a mounting base (100) and a collecting bottle (402), the collecting bottle (402) is arranged on the mounting base (100) through a lifting assembly, and the four corners of the mounting base (100) All are provided with mounting holes (101); The lifting assembly includes a bushing (301), the bushing (301) is fixedly connected to the upper surface of the mounting seat (100), and an insertion rod (302) is movably inserted inside the bushing (301) , the upper end of the sleeve (301) is provided with a handle screw (303) for loosening the insertion rod (302), the top of the insertion rod (302) is fixedly connected with a mounting block (304), the installation The block (304) is fixedly connected with a cylindrical connecting cylinder (401), the lower end of the cylindrical connecting cylinder (401) is fixed through the top of the mounting block (304), and the lower end of the cylindrical connecting cylinder (401) The outer wall is provided with external threads, the inner wall of the upper end of the collection bottle (402) is provided with internal threads, and the collection bottle (402) is threadedly mounted on the lower end of the cylindrical connecting cylinder (401); The mounting base (100) is fixedly connected with a housing (201), and the inside of the housing (201) is respectively fixed with a vacuum pump (203) and a cleaning pump (207), and the air intake of the vacuum pump (203) The mouth is connected with a connecting pipe one (204), and one end of the connecting pipe one (204) is fixed through the housing (201), and the connecting pipe one (204) passes through one end of the housing (201) A placement groove (215) is provided, and the inside of the placement groove (215) is sealed with a filter element (213), and the lower end of the negative pressure hose (205) is connected with a screw cap (212), and the thread of the screw cap (212) Fixedly connected to one end of the connecting pipe one (204), one end of the negative pressure hose (205) communicates with the upper end of the cylindrical connecting cylinder (401), and the upper end of the collecting bottle (402) A connecting nozzle (407) is communicated, the connecting nozzle (407) communicates with one end of the connecting pipe three (403), and the end of the connecting pipe three (403) far away from the connecting nozzle (407) is provided with a valve (404 ), the other end of the valve (404) communicates with one end of the extension pipe (501), and a groove (216) is provided on the outer wall of the casing (201) away from the connecting pipe one (204), The inside of the groove (216) is fixedly equipped with a choke plate (217), the air outlet of the vacuum pump (203) is connected with an air outlet pipe (206), and one end of the air outlet pipe (206) is connected to the groove. (216) is connected internally, and the surface of the wind blocking plate (217) is provided with a number of inclined holes inclined downward; The water outlet of the cleaning pump (207) is connected with the second connecting pipe (209), the second connecting pipe (209) is provided with a water valve (210), and one end of the second connecting pipe (209) runs through the shell body (201), one end of the connecting pipe two (209) located outside the casing (201) communicates with a water outlet hose (211), and the upper end of the water outlet hose (211) is sealed and inserted into the Inside the cylindrical connecting cylinder (401), the end of the water outlet hose (211) extending into the cylindrical connecting cylinder (401) is connected with a hard tube (405), and the hard tube (405 ) is fixedly connected with a nozzle (406), the nozzle (406) extends into the inside of the collection bottle (402), and the water inlet of the cleaning pump (207) is connected with a water inlet pipe (208). One end of the water pipe (208) is fixedly passed through the inside of the housing (201), and communicated with the external cleaning liquid tank; The lower end of the collecting bottle (402) is communicated with a drain pipe (408), and a drain valve (409) is arranged on the drain pipe (408). 2. The saliva suction device according to claim 1, characterized in that: the extension tube (501) is a transparent silicone hose. 3. A saliva suction device according to claim 2, characterized in that: the side of the straw body (502) is provided with a liquid suction hole (5021), and the straw body (502) is U-shaped. . 4. The saliva suction device according to claim 3, characterized in that: the extension tube (501) has a length of one meter, an inner diameter of five millimeters, and an outer diameter of seven millimeters. 5. A saliva suction device according to claim 4, characterized in that: the connecting piece (503) comprises a cylindrical tube (5031) and a nut (5033), and the two ends of the cylindrical tube (5031) The outer walls are fixedly connected with arc-shaped threaded pieces (5032), and three arc-shaped threaded pieces (5032) located at the same end of the cylindrical tube (5031) are arranged at equal angles, and the nuts (5033) and the arc-shaped The threaded piece (5032) is threaded, one end of the extension tube (501) is inserted and fixed on one end of the cylindrical tube (5031), and one end of the straw body (502) is fixed and inserted on the cylindrical tube. the other end of the tube (5031). 6. A saliva suction device according to claim 5, characterized in that: both ends of the cylindrical tube (5031) are tapered. 7. The saliva suction device according to claim 6, characterized in that: the top of the casing (201) is fixed with a top cover (202) by bolts. 8 . The saliva suction device according to claim 7 , characterized in that: a pick-and-place plate ( 214 ) is fixedly connected to the inner upper end of the filter element ( 213 ).

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