CN111658212A - Multifunctional dental mouth external suction machine - Google Patents

Abstract

The multifunctional dental extraoral suction machine disclosed in the present invention has multiple functions. In addition to the function of suctioning the droplets discharged from the patient, it can also filter the suctioned droplets to remove particles and sundries. The sterilization is carried out by ultraviolet lamps, and the universal threaded tube can be rotated 360 degrees, which is convenient for the staff to adjust the suction arm. At the same time, the dental suction machine can also provide gas with a predetermined pressure for the sandblasting machine, so that there is no need to purchase additional compression. The machine provides gas to the sandblasting machine, which effectively reduces the cost. In addition, the water tank of the dental suction machine can be movably set in the suction port of the side wall of the suction machine main body, which is convenient for cleaning and replacing the water tank and can meet the needs of users. High-quality requirements have greatly improved the user experience.

Description

A multifunctional dental extraoral suction machine

technical field

The invention relates to the technical field of dental extraoral suction machines, in particular to a multifunctional dental extraoral suction machine.

Background technique

At present, when the staff treats the patient's teeth, the patient will discharge droplets from the mouth. If these droplets are not treated in time, it will cause pollution to the staff and the surrounding environment. Therefore, dental extra-oral suction has appeared on the market. Suction machine, the staff can use the dental external suction machine to suck the droplets discharged by the patient.

However, the dental extra-oral suction machines on the market are only used for suction of droplets, which makes the dental extra-oral suction machines have a single function, cannot meet the high-quality requirements of users, and greatly reduces the user experience.

SUMMARY OF THE INVENTION

The main technical problem to be solved by the present invention is to provide a multifunctional dental extraoral suction machine, which has multiple functions, in addition to the function of suctioning the droplets discharged by the patient, it can also disinfect and sterilize the suctioned droplets. At the same time, it can also provide gas with a predetermined pressure for the sandblasting machine, which can meet the high-quality requirements of users and greatly improve the user's experience.

In order to solve the above-mentioned technical problems, a technical solution adopted in the present invention is to provide a multifunctional dental external suction machine, which includes a suction machine body, a first pipe body whose one end is arranged on the top of the suction machine body, and one end. The second pipe body rotatably connected with the other end of the first pipe body, the third pipe body with one end rotatably connected with the other end of the second pipe body, the exhaust fan and the compressor, characterized in that, further comprising: A universal threaded pipe, one end of which is threadedly connected with the other end of the third pipe body; a water tank box is arranged in the receiving cavity of the main body of the suction machine, wherein the top of the water tank box is provided with the first The first through hole communicated with the pipe body, the side wall of the water tank box is provided with a first output port, and the water tank box is provided with an ultraviolet lamp for sterilization and disinfection; the filter layer is arranged in the water tank box, wherein The filter layer is arranged between the first through hole and the first output port of the water tank box, and the suction fan is arranged on the side wall of the water tank box, and the input port of the suction fan is connected to the water tank box. The first output port of the suction machine is connected; at least one water tank is movably arranged in the suction port of the side wall of the suction machine body, wherein the water tank is communicated with the output pipe of the suction fan; The hose is communicated with the output port of the compressor; wherein, the top of the main body of the suction machine is provided with a flat support plate, and the gas collection bottle and the compressor are arranged on the main body of the suction machine. In the accommodating cavity, the side wall of the main body of the suction machine is provided with a gas output port, and the gas collection bottle is communicated with the gas output port through a second hose.

Further, it also includes: a suction port, one end of which is threadedly connected with the other end of the universal threaded pipe, wherein the suction port includes a suction port body in the shape of a cone and another end of the universal threaded pipe. A connecting body with one end screwed together; wherein, the suction port body is provided with a trumpet hole in the shape of a truncated cone, the connecting body is provided with a circular communication hole, and the connection between the suction port body and the connecting body There is an isolation plate separating the horn hole and the communication hole, and a plurality of circulation holes are arranged in the isolation plate at intervals.

Further, a first guardrail structure and a second guardrail structure are symmetrically arranged on both sides of the support plate, wherein the first pipe body is arranged on one side of the support plate, and one side of the support plate is provided with a first guardrail structure and a second guardrail structure. Touch the display.

Further, a third guardrail structure is also provided on the edge of the support plate, wherein the third guardrail structure is arranged between the first guardrail structure and the second guardrail structure.

Further, the area of the horizontal cross section of the support plate is larger than the area of the horizontal cross section of the main body of the suction machine.

Further, it also includes: a fixing frame, which is arranged on one side of the water tank box, wherein the exhaust fan is arranged in the fixing frame, and the side of the fixing frame away from the water tank box is provided to accommodate the exhaust fan. The second through hole of the output pipe of the machine is provided, and the side wall of the fixing frame is provided with a sound-insulating and sound-absorbing material layer.

Further, the water tank box is provided with a drainage frame below the first through hole, wherein the drainage frame is provided with a drainage opening on the side away from the filter layer, and the drainage frame is also provided with a drainage opening at the side of the drainage frame. Describe the drainage plate below the drainage opening.

Further, it also includes: an accommodating frame, which is movably arranged in the suction opening of the side wall of the main body of the suction machine, wherein the top of the accommodating frame is provided with a accommodating groove, and the at least one water tank is arranged in the accommodating In the groove, and one of the side wall of the drawing opening and the side wall of the receiving frame is provided with a first sliding rail along its length direction, and a side wall of the drawing opening and The other one of the two side walls of the receiving frame is provided with a first sliding block which can be slidably arranged in the first sliding rail.

Further, an on-off valve is arranged in the first hose and/or the second hose, and a side wall of the suction machine body is provided with a connection between the suction machine body, the suction fan and the A first socket to which the compressor is electrically connected.

Further, the side wall of the main body of the suction machine is provided with a second socket spaced from the first socket, wherein the first socket is provided with a first live wire hole and a first neutral wire hole, and the second socket is provided with a first live wire hole and a first neutral wire hole. The socket is provided with a second live wire hole connected in parallel with the first live wire hole and a second neutral wire hole connected in parallel with the first neutral wire hole.

The beneficial effects of the present invention are: different from the situation in the prior art, the multifunctional dental extra-oral suction machine disclosed in the present invention has multiple functions. The sucked droplets are filtered to remove particles and debris, and can also be sterilized by ultraviolet lamps, and the universal threaded tube can be rotated 360 degrees, which is convenient for the staff to adjust the suction arm. The sandblasting machine provides gas with a predetermined pressure, so that there is no need to purchase additional compressors to provide gas to the sandblasting machine, which effectively reduces the cost. Pulling the mouth, it is convenient to clean and replace the water tank, which can meet the high-quality requirements of users and greatly improve the user's experience.

Description of drawings

Fig. 1 is the structural representation of the multifunctional dental extraoral suction machine of the present invention;

Fig. 2 is the first partial structure schematic diagram of the multifunctional dental extraoral suction machine in Fig. 1;

Fig. 3 is the second partial structure schematic diagram of the multifunctional dental extraoral suction machine in Fig. 1;

Fig. 4 is the structural representation of the suction arm of the multifunctional dental extraoral suction machine in Fig. 1;

Fig. 5 is the structural representation of the suction port of the multifunctional dental external suction machine in Fig. 1;

Fig. 6 is the third partial structure schematic diagram of the multifunctional dental extraoral suction machine in Fig. 1;

Fig. 7 is the fourth partial structural schematic diagram of the multifunctional dental extraoral suction machine in Fig. 1;

Fig. 8 is the fifth partial structural schematic diagram of the multifunctional dental extraoral suction machine in Fig. 1;

FIG. 9 is a schematic diagram of a sixth partial structure of the multifunctional dental extraoral suction machine in FIG. 1 .

Detailed ways

Please refer to FIGS. 1-9 , the multifunctional dental external suction machine includes a suction machine body 10 , a first pipe body 111 , a second pipe body 112 , a third pipe body 113 , a universal threaded pipe 114 , and a suction port 115 , a water tank box 12 , a filter layer 13 , an exhaust fan 14 , at least one water tank 15 , a compressor 16 and a gas collection bottle 17 .

One end of the first pipe body 111 is disposed on the top of the main body 10 of the suction machine, one end of the second pipe body 112 is rotatably connected with the other end of the first pipe body 111 , and one end of the third pipe body 113 is connected with the other end of the second pipe body 112 . The other end is rotatably connected, one end of the universal threaded pipe 114 is threadedly connected with the other end of the third pipe body 113 , and one end of the suction port 115 is threadedly connected with the other end of the universal threaded pipe 114 .

It should be understood that the suction port 115 is used to be close to the patient's mouth to suck the droplets discharged by the patient. The outer wall of the universal threaded pipe 114 is provided with threads along its length direction, and since Therefore, the universal threaded pipe 114 can be rotated in all directions, that is, the angle of the universal threaded pipe 114 can be adjusted by 360 degrees, so that the suction port 115 can be adjusted by 360 degrees.

It should be understood that in this embodiment, the first pipe body 111 , the second pipe body 112 , the third pipe body 113 , the universal threaded pipe 114 and the suction port 115 constitute the external suction machine for suctioning droplets. suction arm.

In this embodiment, the suction port 115 includes a suction port main body 1151 in the shape of a truncated cone and a connecting body 1152 threadedly connected to the other end of the universal threaded pipe 114 .

Preferably, the suction port body 1151 is provided with a trumpet hole in the shape of a truncated cone, and the connecting body 1152 is provided with a communication hole in the shape of a circle. It should be understood that the connecting body 1152 is disposed at the end of the suction port body 1151 with a smaller outer diameter, that is, the outer diameter of the end of the suction port body 1151 close to the connecting body 1152 is smaller than the outer diameter of the other end of the suction port body 1151 away from the connecting body 1152 path.

In this embodiment, the connection between the suction port main body 1151 and the connecting body 1152 is provided with an isolation plate 1153 for isolating the horn hole and the communication hole, and a plurality of circulation holes 1154 are arranged in the isolation plate 1153 at intervals to pass the isolation plate 1153 blocks large-sized debris, and the droplets enter the suction arm through the flow hole 1154, so that the suction effect of the suction arm is not affected, and the user experience is effectively improved.

Preferably, the inner diameter of the flow holes 1154 is in the range of 10-15 mm. It should be understood that in this embodiment, debris larger than 15 mm can be blocked by the isolation plate 1153 . On the one hand, relatively large debris can be prevented from entering the suction arm and block the suction arm, and on the other hand, cleaning can be facilitated.

In this embodiment, the interior of the main body 10 of the suction machine is provided with a receiving cavity, and further, the top of the main body 10 of the suction machine is provided with a planar support plate 101 . It should be understood that since the support plate 11 is planar, the upper position of the support plate 11 can be used to hold articles, so that the space utilization rate of the top surface of the dental suction machine outside the oral cavity is high, and the user experience is effectively improved.

Further, the first tube body 111 is disposed on one side of the support plate 101, so that the support plate 101 can hold more items.

In the present embodiment, the area of the horizontal cross section of the support plate 101 is larger than the area of the horizontal cross section of the suction machine main body 10, so that more items can be placed.

Further, a touch display screen is provided on one side of the support plate 101 , and the touch display screen and the first tube body 111 are arranged on the same side of the support plate 101 , so that the support plate 101 has more space for storing items.

It should be understood that the touch display screen of this embodiment is provided with a power button for controlling on/off of the dental extraoral suction machine, a first button for controlling the operation of the suction fan, and a second button for controlling the operation of the compressor.

In this embodiment, the support plate 101 includes a metal layer disposed close to the main body 10 of the suction machine and a plexiglass layer disposed on the metal layer. It should be understood that the metal layer is mainly to increase the bearing strength.

In this embodiment, a first guardrail structure and a second guardrail structure are symmetrically arranged on both sides of the support plate 10 . Specifically, the first guardrail structure is provided on the edge of one side of the top surface of the support plate 101 , and the second guardrail structure is provided on the edge of the other side of the top surface of the support plate 101 . It should be understood that the first guardrail structure and the second guardrail structure are used for blocking articles, so that the articles placed on the support plate 101 are not easily dropped from the support plate 101 .

Further, the edge of the support plate 101 is also provided with a third guardrail structure, wherein the third guardrail structure is arranged between the first guardrail structure and the second guardrail structure. It will be appreciated that the first guardrail structure, the second guardrail structure and the third guardrail structure form a frame for receiving items.

In this embodiment, the first guardrail structure includes a first support rod 1011 and a second support rod 1012 arranged at intervals on the edge of one side of the top surface of the support plate 101 , and a top and a second support rod 1012 provided on the top of the first support rod 1011 . A first long rail 1013 on top of the support bar 1012.

Further, the second guardrail structure includes a third support rod 1014 and a fourth support rod 1015 arranged at intervals on the edge of the other side of the top surface of the support plate 101 , and a top and fourth support rods arranged on the top of the third support rod 1014 Second long rail 1016 on top of 1015.

Further, the third guardrail structure includes fifth support rods 1017 and sixth support rods 1018 arranged at intervals on the edge of the top surface of the support plate 11 , and a fifth support rod 1017 and a sixth support rod 1018 arranged on the top of the fifth support rod 1017 and the top of the sixth support rod 1018 . The third long railing 1019.

Preferably, the first long railing 1013 and the second long railing 1016 are arranged in parallel, and the third long railings 1019 are both arranged perpendicular to the first long railing 1013 and the second long railing 1016 .

The water tank box 12 is arranged in the receiving cavity of the main body 10 of the suction machine, wherein the top of the water tank box 12 is provided with a first through hole communicating with the first pipe body 111, so that the droplets sucked by the first pipe body 111 can escape from the first pipe body 111. A through hole enters the tank box 12 .

In this embodiment, the side wall of the water tank box 12 is provided with a first output port, so as to discharge the droplets in the water tank box 12 through the first output port.

The filter layer 13 is arranged in the water tank box 12 , wherein the filter layer 13 is arranged between the first through hole and the first output port of the water tank box 12 , so as to filter the gas and sundries in the water tank box 12 through the filter layer 13 . It should be understood that the suction arm will suck droplets, particles and sundries, and these droplets, particles and sundries are filtered by the filter layer 13, so that only the gas can pass through the filter layer 13, while the particles and sundries remain in the tank box within 12.

In this embodiment, the water tank box 12 is provided with a drainage frame 121 below the first through hole, wherein the drainage frame 121 is provided with a drainage opening 122 on the side away from the filter layer 13, so that the first pipe body 111 sucks the The droplets flow into the water tank box 12 from the drainage opening 122 , so that the droplets evenly spread in the water tank box 12 .

Further, the drainage frame 121 is further provided with a drainage plate 1221 below the drainage opening 122 , so that water flows from the drainage plate 1221 into the water tank box 12 .

In this embodiment, an ultraviolet lamp for sterilization and disinfection is provided in the water tank box 12, so that the ultraviolet lamp is used to sterilize and sterilize the water tank box 12, so that the gas discharged from the water tank box 12 is not easy to pollute the environment.

The suction fan 14 is arranged on the side wall of the water tank box 12 , wherein the input port of the suction fan 14 is communicated with the first output port of the water tank box 12 , so that the gas in the water tank box 12 is drawn away by the suction fan 14 .

Further, the multifunctional dental extraoral suction machine further includes a fixing frame 141 , wherein the fixing frame 141 is arranged on one side of the water tank box 12 , and the suction fan 14 is arranged in the fixing frame 141 . In this embodiment, the side of the fixing frame 141 away from the water tank box 12 is provided with a second through hole for accommodating the output pipe 140 of the exhaust fan 14 , and the side wall of the fixing frame is provided with a sound-insulating and sound-absorbing material layer.

Preferably, the side wall of the fixing frame 141 is provided with a sound-insulating and sound-absorbing material layer, so that the noise generated by the exhaust fan 14 can be sound-insulated and sound-absorbing through the sound insulating sound-absorbing material layer.

In the present embodiment, the top and bottom of one side of the water tank box 12 are provided with a first installation plate 123 and a second installation plate 124 at intervals, wherein the fixing frame 141 is disposed between the first installation plate 123 and the second installation plate 124 .

At least one water tank 15 is movably disposed in the suction port of the side wall of the suction machine body 10, wherein the water tank 15 is communicated with the output pipe 140 of the suction fan 14, so that the gas pumped by the suction fan 14 enters the water tank 15, and the gas The beard Ang water tank 15 is cooled to form water.

In this embodiment, the multifunctional dental suction machine further includes a receiving frame 18 , and the receiving frame 18 is movably arranged in the suction opening of the side wall of the suction machine body 10 , wherein the top of the receiving frame 18 is provided with a receiving concave groove 181 , and at least one water tank 15 is disposed in the receiving groove 181 . It should be understood that, since the receiving frame 18 is movably disposed in the suction opening of the side wall of the main body 10 of the suction machine, and at least one water tank 15 is disposed in the receiving groove 181 of the receiving frame 18, the water tank 15 needs to be cleaned, replaced or During maintenance, the accommodating frame 18 can be directly pulled out from the pull-out opening to take out the water tank 15 , which facilitates cleaning, replacement and maintenance of the water tank 15 , is easy to operate, and greatly improves the user experience.

In this embodiment, one of the side wall of the pull-out opening and the side wall of the accommodating frame 18 is provided with a first sliding rail 182 along its length direction, and a side wall of the pull-out opening and the accommodating frame 18 The other one of the two side walls is provided with a first sliding block which can be slidably arranged in the first sliding rail 182 .

Preferably, a first sliding rail 182 is provided on a side wall of the drawer along its length direction, and a first sliding block slidably arranged in the first sliding rail 182 is provided on a side wall of the receiving frame 18 . Of course, in other embodiments, a side wall of the receiving frame 18 is provided with a first slide rail 182 along its length direction, and a side wall of the drawer is provided with a first slide rail 182 that can be slidably arranged in the first slide rail 182 . piece.

Further, in this embodiment, one of the other side wall of the pull-out opening and the other side wall of the receiving frame 18 is provided with a second slide rail 183 along its length direction, and the other side of the pull-out opening is provided with a second sliding rail 183 along its length direction. The other of the side wall and the other side wall of the receiving frame 18 is provided with a second sliding block which can be slidably arranged in the second sliding rail 183 .

Preferably, a second sliding rail 183 is provided on the other side wall of the pull-out opening along its length direction, and a second sliding block slidably arranged in the second sliding rail 183 is provided on the other side wall of the receiving frame 18 . Of course, in other embodiments, the other side wall of the receiving frame 18 is provided with a second slide rail 183 along its length direction, and the other side wall of the pull-out opening is provided with a second slide rail 183 that can be slidably arranged in the second slide rail 183 . Two sliders.

Specifically, the first sliding rail 182 includes a first sliding rod disposed on a side wall of the pull-out opening, the first sliding block is provided with a first through hole, the first sliding rod is penetrated in the first through hole, and the first sliding block is provided with a first through hole. The two sliding rails 183 include a second sliding rod disposed on the other side wall of the pull-out opening, the second sliding block is provided with a second through hole, and the second sliding rod is passed through the second through hole.

The gas collection bottle 17 communicates with the output port of the compressor 16 through a first hose. Preferably, the gas collection bottle 17 and the compressor 16 are arranged in the receiving cavity of the main body 10 of the suction machine. It should be understood that the compressor 16 is used to compress the gas, and the gas collection bottle 17 can collect the gas with a predetermined pressure output by the compressor 16 through the first hose.

In this embodiment, the side wall of the main body 10 of the suction machine is provided with a gas output port 102 , wherein the gas collection bottle 17 is communicated with the gas output port 102 through the second hose, so as to output the gas output port 12 through the gas output port 106 . output gas.

It should be understood that since the gas output interface 102 can output gas with a predetermined pressure, when the sandblasting machine needs to use gas with a predetermined pressure, the connecting pipe is directly inserted into the gas output interface 102 so that the gas collection bottle 17 is used for spraying. The sand machine outputs gas with a predetermined pressure, so that there is no need to purchase additional compressors, the cost is greatly reduced, and the occupied space is also relatively reduced, which is not easy to affect the work of the staff.

Preferably, an on-off valve is provided in the first hose and/or the second hose, so as to control the on-off of the first hose and/or the second hose through the on-off valve.

In this embodiment, the side wall of the suction machine body 10 is provided with a first socket 103 that is electrically connected to the suction machine body 10 and the compressor 16 . That is to say, by plugging the external power into the first socket 103 , the main body 10 of the suction machine, the suction fan 14 and the compressor 16 can be supplied with power.

Further, the side wall of the main body 10 of the suction machine is provided with a second socket 104 spaced from the first socket 103 , wherein the first socket 103 and the second socket 104 are arranged in parallel. It should be understood that since the first socket 103 and the second socket 104 are arranged in parallel, other devices can also be powered through the second socket 104 , such as power supply for a sandblasting machine through the second socket 104 , which makes the main body 10 of the suction machine further Has the ability to power other devices.

Specifically, the first socket 103 is provided with a first live wire hole and a first neutral wire hole, the second socket 104 is provided with a second live wire hole connected in parallel with the first live wire hole and a second live wire hole connected in parallel with the first neutral wire hole Neutral hole.

To sum up, the multifunctional dental extra-oral suction machine disclosed in the present invention has various functions. In addition to the function of suctioning the droplets discharged by the patient, it can also filter the suctioned droplets to remove particles and sundries. , it can also be sterilized by ultraviolet lamps, and the universal threaded pipe can be rotated 360 degrees, which is convenient for the staff to adjust the suction arm. An additional compressor is purchased to supply gas to the sandblasting machine, which effectively reduces the cost. In addition, the water tank of the dental suction machine can be movably arranged in the suction port of the side wall of the suction machine main body, which is convenient for cleaning and replacement of the water tank. To meet the high-quality requirements of users, greatly improve the user experience.

The above descriptions are only the embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied to other related technologies Fields are similarly included in the scope of patent protection of the present invention.

Claims (10)

1. A multifunctional dental external suction machine, comprising a suction machine main body, a first pipe body with one end arranged on the top of the suction machine main body, a first pipe body with one end rotatably connected with the other end of the first pipe body. The second pipe body, the third pipe body whose one end is rotatably connected with the other end of the second pipe body, the exhaust fan and the compressor, are characterized in that, further comprising: a universal threaded pipe, one end of which is threadedly connected with the other end of the third pipe body; A water tank box is arranged in the receiving cavity of the main body of the suction machine, wherein the top of the water tank box is provided with a first through hole communicating with the first pipe body, and the side wall of the water tank box is provided with a first through hole. an output port, and an ultraviolet lamp for sterilization and disinfection is arranged in the water tank; The filter layer is arranged in the water tank box, wherein the filter layer is arranged between the first through hole and the first output port of the water tank box, and the suction fan is arranged on the side wall of the water tank box, The input port of the exhaust fan is communicated with the first output port of the water tank box; at least one water tank, which is movably arranged in the suction opening of the side wall of the suction machine body, wherein the water tank is communicated with the output pipe of the suction fan; a gas collection bottle, communicated with the output port of the compressor through a first hose; Wherein, the top of the main body of the suction machine is provided with a flat support plate, the gas collection bottle and the compressor are arranged in the receiving cavity of the main body of the suction machine, and the side of the main body of the suction machine is provided with a flat support plate. The wall is provided with a gas output port, and the gas collection bottle is communicated with the gas output port through a second hose. 2. The multifunctional dental extraoral suction machine according to claim 1, further comprising: A suction port, one end of which is threadedly connected with the other end of the universal threaded pipe, wherein the suction port includes a truncated suction port body and a connecting body threaded with the other end of the universal threaded pipe ; The main body of the suction port is provided with a horn hole in the shape of a truncated cone, the connecting body is provided with a communication hole in the shape of a circle, and the connection between the main body of the suction port and the connecting body is provided with a An isolation plate in which the hole is isolated from the communication hole, and a plurality of circulation holes are arranged in the isolation plate at intervals. 3. The multifunctional dental extraoral suction machine according to claim 1, wherein a first guardrail structure and a second guardrail structure are symmetrically arranged on both sides of the support plate, wherein the first pipe body is arranged on One side of the support plate is provided with a touch display screen. 4 . The multifunctional dental extraoral suction machine according to claim 3 , wherein a third guardrail structure is further provided on the edge of the support plate, wherein the third guardrail structure is arranged on the first guardrail. 5 . between the structure and the second guardrail structure. 5 . The multifunctional dental extraoral suction machine according to claim 4 , wherein the cross-sectional area in the horizontal direction of the support plate is larger than the area of the cross-sectional area in the horizontal direction of the suction machine main body. 6 . 6. The multifunctional dental extraoral suction machine according to claim 1, further comprising: A fixing frame is arranged on one side of the water tank box, wherein the suction fan is arranged in the fixing frame, and the side of the fixing frame away from the water tank box is provided with a first accommodating output pipe of the suction fan. There are two through holes, and the side wall of the fixing frame is provided with a sound-insulating and sound-absorbing material layer. 7 . The multifunctional dental extraoral suction machine according to claim 6 , wherein a drainage frame is arranged under the first through hole in the water tank box, wherein the drainage frame is far away from the filter layer. 8 . A drainage opening is provided on one side of the drainage frame, and the drainage frame is further provided with a drainage plate below the drainage opening. 8. The multifunctional dental extraoral suction machine according to claim 1, further comprising: an accommodating frame, which is movably arranged in the suction opening of the side wall of the main body of the suction machine, wherein the top of the accommodating frame is provided with a accommodating groove, and the at least one water tank is arranged in the accommodating groove, and all the One of the side wall of the pulling opening and the side wall of the receiving frame is provided with a first sliding rail along its length direction, and one side wall of the drawing opening and a side wall of the receiving frame are The other of the two side walls is provided with a first sliding block which can be slidably arranged in the first sliding rail. 9. The multifunctional dental extraoral suction machine according to claim 1, wherein an on-off valve is provided in the first hose and/or the second hose, and a side of the suction machine body is The wall is provided with a first socket that is electrically connected to the main body of the suction machine, the suction fan and the compressor. 10 . The multifunctional dental extraoral suction machine according to claim 9 , wherein the side wall of the suction machine body is provided with a second socket spaced apart from the first socket, wherein the first socket The socket is provided with a first live wire hole and a first neutral wire hole, and the second socket is provided with a second live wire hole connected in parallel with the first live wire hole and a second zero wire hole connected in parallel with the first neutral wire hole. wire hole.

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