Multipurpose oral saliva suction device

Abstract

The multipurpose oral saliva suction device comprises a handheld main body, a pipeline is arranged in the handheld main body, a saliva suction part is arranged at the head of the handheld main body, a circular groove is formed in the front end of the handheld main body, a first connecting column is arranged in the circular groove, and a first air channel connected with the pipeline is formed in the middle of the first connecting column; an embedded cylindrical head is arranged at the root of the saliva suction part; a groove is formed in the lower end of the cylindrical head; the saliva suction part comprises a second connecting rod fixedly connected with the cylindrical head, a saliva suction head is arranged at the other end of the second connecting rod, and a plurality of suction holes are formed in the saliva suction head; a third air passage is arranged in the cylindrical head, the second connecting rod and the saliva suction head; a jacking mechanism is arranged in the handheld body, and the jacking end of the jacking mechanism abuts against the cylindrical head. According to the utility model, the handheld body can be flexibly connected with the saliva suction part conveniently and quickly, so that the saliva suction parts with multiple specifications can be conveniently and quickly replaced in the oral cavity treatment process, and the use is relatively flexible.

Description

Technical Field

[0001] The utility model relates to a multi-purpose oral saliva suction device, belonging to the technical field of oral medical instruments. Background Art

[0002] During dental treatment, saliva will be produced in the oral cavity or the treated area will bleed. The dentist needs to use a saliva suction device to suck out the saliva or blood and continue the treatment operation. During the treatment process, a mouth mirror is often needed to observe the internal situation of the teeth, understand the progress of the treatment, and facilitate subsequent operations. There are many related devices in the industry. For example, the Chinese utility model patent with the authorization announcement number CN220141855U discloses an oral saliva suction device, and specifically discloses an inner tube, the head of the inner tube is provided with a liquid suction structure and a bending structure, the outer sleeve is provided with an outer sleeve on the outer tube, and the ends of the outer sleeve are fixed with end rings. The inner tube is inserted in the end ring and is rotatably connected with the end ring. The inner tube is provided with a rotation adjustment structure, and the rotation adjustment structure includes a sleeve tooth ring fixedly sleeved in the middle of the outer wall of the inner tube, and a gear is meshed on the upper side of the sleeve tooth ring. However, this type of technical solution is to connect the oral saliva suction part with the inner tube by screwing, and the connection speed is slow and the use is less flexible. Utility Model Content

[0003] The purpose of the utility model is to provide a multi-purpose oral saliva suction device. The utility model can conveniently and quickly connect the handheld body with the saliva suction part, which is convenient for the rapid replacement of saliva suction parts of multiple specifications during oral treatment and is more flexible to use.

[0004] The technical solution of the utility model is as follows: a multi-purpose oral saliva suction device comprises a handheld main body, a pipeline is arranged inside the handheld main body, a saliva suction part connected with the pipeline is arranged at the head of the handheld main body, a circular groove is arranged at the front end of the handheld main body, a first connecting column is arranged in the circular groove, and a first airway connected with the pipeline is arranged in the middle of the first connecting column; a cylindrical head embedded in the circular groove is arranged at the root of the saliva suction part, a groove is arranged at the lower end of the cylindrical head, and the groove fits with the first connecting column; the saliva suction part comprises a second connecting rod connected and fixed to the cylindrical head, a saliva suction head is arranged at the other end of the second connecting rod, and a plurality of suction holes are arranged on the saliva suction head; a third airway is arranged in the second connecting rod, one end of the third airway passes through the cylindrical head and is connected with the groove, and the other end of the third airway is connected with the suction hole of the saliva suction head; a tightening mechanism is arranged in the handheld main body, and the ejecting end of the tightening mechanism conflicts with the cylindrical head.

[0005] The above-mentioned multi-purpose oral saliva suction device, the tightening mechanism includes a tightening member arranged in the handheld body, the tightening member includes a cylindrical portion, a convex ring portion is provided at the upper end of the cylindrical portion, a first connecting rod is provided at the upper end of the convex ring portion, and a T-block is provided at the top end of the first connecting rod; a T-slot is provided on the side of the cylindrical head, and the T-slot cooperates with the T-block.

[0006] The aforementioned multi-purpose oral saliva suction device, the tightening mechanism also includes a first slide groove arranged on the side of the handheld body, the first slide groove has a second slide groove, the second slide groove is connected to the inside of the handheld body; the first slide groove is slidably connected to a paddle, the paddle has a paddle block facing the inner end, and the paddle block is arranged on the upper part of the convex ring part through the second slide groove.

[0007] The aforementioned multi-purpose oral saliva suction device, the tightening mechanism also includes a limiting column arranged at the upper end of the connecting head, the limiting column has a limiting groove inside, and the limiting groove is slidably connected to the cylindrical part; a spring is surrounded by the outer side of the cylindrical part, one end of the spring presses against the lower end surface of the convex ring part, and the other end of the spring presses against the upper end surface of the limiting column.

[0008] The aforementioned multi-purpose oral saliva suction device has a connector at the end of the handheld body, the inner end of the connector is connected to the pipeline; the limiting groove is connected to the inside of the connector; and the tightening member has an airway hole.

[0009] The aforementioned multi-purpose oral saliva suction device, a second connecting column is provided at one side of the bottom of the first connecting column, a second airway is provided in the second connecting column, and the second airway is connected to the first airway; the pipeline is connected to the second airway through the limiting groove and the tracheal hole in sequence.

[0010] The aforementioned multi-purpose oral saliva suction device also includes a mouth mirror portion connected to the head of the handheld body, the mouth mirror portion includes a third connecting rod fixedly connected to the cylindrical head, and the other end of the third connecting rod is provided with an observation mirror.

[0011] The aforementioned multi-purpose oral saliva suction device has an arc groove at the front of the circular groove.

[0012] The aforementioned multi-purpose oral saliva suction device has a plurality of anti-slip rings disposed at the lower end of the outer side of the handheld body.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The utility model aligns the groove of the cylindrical head with the first connecting column inside the circular groove of the handheld body, places the cylindrical head in the circular groove, and then supports the cylindrical head through a tightening mechanism, so that the saliva suction part is fixedly connected to the handheld body; because the saliva suction head of the saliva suction part has various specifications, the cylindrical head and the first connecting column are connected in a detachable manner through the tightening mechanism, so that different specifications of the saliva suction part can be flexibly replaced to meet the treatment needs, and the flexibility is high. After the groove of the cylindrical head is matched and connected with the first connecting column, the third airway is connected to the first airway, and then the outer end of the pipeline is connected to the suction device, and then the suction device is started, so that the patient's saliva or blood is sucked from the suction hole, and then the sucked saliva or blood flows out through the third airway, the groove, the first airway and the pipeline.

[0015] 2. The tightening mechanism of the utility model moves the paddle downward in the first slide groove, and the paddle block moves with the paddle, and the paddle block passes through the second slide groove and abuts against the upper end surface of the convex ring of the tightening member, and drives the convex ring to move downward, and then the cylindrical head is placed in the circular groove, the paddle is released, the spring rebounds, and the tightening member moves toward the cylindrical head, and the T-block of the tightening member is stuck in the T-slot of the cylindrical head, completing the connection and fixation between the cylindrical head and the handheld body, and preventing the cylindrical head and the handheld body from being separated during use. The limiting groove of the limiting column is slidably connected with the cylindrical part of the tightening member, and is used to limit the moving direction of the tightening member.

[0016] 3. The arc groove of the utility model is used to place the second connecting rod or the third connecting rod to prevent the saliva suction part from interfering with the handheld body during installation.

[0017] 4. The utility model can also be connected to the handheld body by replacing the cylindrical head with the mouth mirror, so that the doctor can use the observation mirror to check the internal conditions of the patient's oral cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the top tightening member;

[0021] Figure 4 It is a structural diagram of a cylindrical head;

[0022] Figure 5 It is a schematic diagram of the structure of the front end of the handheld main body;

[0023] Figure 6 It is a structural diagram of the oral mirror part.

[0024] The marks in the accompanying drawings are: 1-handheld body, 2-circular groove, 3-first connecting column, 4-first airway, 5-second connecting column, 6-second airway, 7-arc groove, 8-cylindrical head, 9-groove, 10-tightening mechanism, 11-saliva suction part, 12-connecting head, 13-pipeline, 14-tightening member, 15-cylindrical part, 16-convex ring part, 17-first connecting rod, 18-T-block, 19-T-slot, 20-first slide groove, 21-second slide groove, 22-paddle, 23-paddle block, 24-limiting column, 25-limiting groove, 26-spring, 27-second connecting rod, 28-saliva suction head, 29-suction hole, 30-third airway, 31-third connecting rod, 32-observation mirror, 33-anti-slip ring, 34-tracheal hole, 35-mouth mirror part. DETAILED DESCRIPTION

[0025] The present invention is further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0026] Embodiment: A multi-purpose oral saliva suction device, comprising: Figure 1-5 As shown, it includes a handheld body 1, which is cylindrical and made of plastic. A pipe 13 is connected to the inside of the handheld body 1. The head of the handheld body 1 is provided with a saliva suction part 11 connected to the pipe 13. The front end of the handheld body 1 has a circular groove 2. Figure 2 As shown, a cylindrical first connecting column 3 is connected in the circular groove 2, and a first airway 4 connected to a pipe 13 is provided in the middle of the first connecting column 3; a cylindrical second connecting column 5 is connected to one side of the bottom of the first connecting column 3, and a second airway 6 is provided in the second connecting column 5, and the second airway 6 is connected to the first airway 4; a connector 12 is connected to the end of the handheld body 1 through a thread, and the inner end of the connector 12 is connected to the pipe 13, and the other end of the pipe 13 is connected to the second airway 6; a cylindrical head 8 embedded in the circular groove 2 is provided at the root of the saliva suction part 11, as shown in FIG. Figure 4 As shown, the cylindrical head 8 is made of plastic material, and the lower end of the cylindrical head 8 has a groove 9, which fits with the first connecting column 3; Figure 2 As shown, the saliva suction part 11 includes a second connecting rod 27 connected and fixed to the cylindrical head 8, and the other end of the second connecting rod 27 is connected to a saliva suction head 28, and the saliva suction head 28 has a plurality of suction holes 29; the cylindrical head 8, the second connecting rod 27 and the saliva suction head 28 have a third airway 30, one end of the third airway 30 is connected to the groove 9, and the other end of the third airway 30 is connected to the suction hole 29. After the groove 9 of the cylindrical head 8 is matched and connected with the first connecting column 3, the third airway 30 is connected to the first airway 4, the connector 12 is connected to the external suction device, the suction device sucks air outward, and the saliva suction head 28 sucks the patient's saliva or blood through the suction hole 29, and the saliva or blood flows out through the third airway 30, the first airway 4, the second airway 6, the pipeline 13 and the connector 12 in sequence. The front of the circular groove 2 is connected to an arc groove 7, which is door-shaped and is used to place a second connecting rod 27 to prevent the saliva suction part 11 from interfering with the handheld body 1 during installation; a tightening mechanism 10 is slidably connected inside the handheld body 1, and the ejection end of the tightening mechanism 10 conflicts with the cylindrical head 8. Figure 3 As shown, the tightening mechanism 10 includes a tightening member 14 disposed in the handheld body 1. The tightening member 14 is made of plastic and includes a cylindrical portion 15. The upper end of the cylindrical portion 15 has a convex ring portion 16. The upper end of the convex ring portion 16 is connected to a first connecting rod 17. The top end of the first connecting rod 17 is connected to a T-block 18. The side of the cylindrical head 8 has a T-slot 19, which matches the T-slot 19 with the T-block 18. Figure 2As shown, the tightening mechanism 10 further includes a first slide groove 20 arranged at the side of the handheld body 1, the first slide groove 20 is waist-shaped and is used to place a paddle 22, and a second slide groove 21 is provided in the first slide groove 20, and the second slide groove 21 is connected to the inside of the handheld body 1; the paddle 22 is slidably connected to the first slide groove 20, and the paddle 22 has a paddle block 23 facing the inner end, and the paddle block 23 is arranged on the upper part of the convex ring part 16 through the second slide groove 21. The tightening mechanism 10 further includes a limiting column 24 arranged at the upper end of the connector 12, and a limiting groove 25 is provided in the limiting column 24, and the limiting groove 25 is slidably connected to the cylindrical part 15; a spring 26 is surrounded on the outer side of the cylindrical part 15, and one end of the spring 26 presses on the lower end surface of the convex ring part 16, and the other end of the spring 26 presses on the upper end surface of the limiting column 24. The limiting groove 25 is connected to the inside of the connector 12; and the tightening member 14 has an air pipe hole 34. The pipeline 13 is connected to the second airway 6 through the limiting groove 25 and the tracheal hole 34 in sequence. The tightening mechanism 10 moves the paddle 22 downward in the first slide groove 20, so that the paddle block 23 moves with the paddle 22 and passes through the second slide groove 21 to abut against the upper end surface of the convex ring portion 16 of the tightening member 14, and drives the convex ring portion 16 to move downward. Then, after the cylindrical head 8 is placed in the circular groove 2, the paddle 22 is released, and the spring 26 rebounds, so that the tightening member 14 moves toward the cylindrical head 8, and the T-block 18 of the tightening member 14 is stuck in the T-slot 19 of the cylindrical head 8, completing the connection and fixing of the cylindrical head 8 with the handheld body 1, and preventing the cylindrical head 8 from being separated from the handheld body 1 during use. The limiting groove 25 of the limiting column 24 is slidably connected with the cylindrical portion 15 of the tightening member 14, and is used to limit the moving direction of the tightening member 14. Two anti-slip rings 33 are connected to the lower end of the outer side of the handheld body 1 to prevent the doctor's hand from sliding against the handheld body 1 during the holding process.

[0027] Preferably, if Figure 6 As shown, the saliva suction device also includes a mouth mirror part 35 connected to the head of the handheld body 1, and the mouth mirror part 35 includes a third connecting rod 31 connected and fixed to the cylindrical head 8, and the other end of the third connecting rod 31 is connected to an observation mirror 32. By replacing the cylindrical head 8 with the mouth mirror part 35 and connecting it to the handheld body 1, the doctor can use the observation mirror 32 to check the internal conditions of the patient's oral cavity. The third connecting rod 31 is placed in the arc groove 7 to prevent the mouth mirror part 35 from interfering with the handheld body 1 during installation.

[0028] How it works

[0029] The saliva suction part 11 at the front end of the cylindrical head 8 has a variety of specifications. By replacing the cylindrical head 8, different saliva suction parts 11 can be used. The doctor selects the corresponding saliva suction part 11 according to the treatment needs, holds the handheld body 1, and moves the paddle 22 downward in the first slide groove 20. The paddle block 23 moves with the paddle 22. At the same time, the paddle block 23 passes through the second slide groove 21 and abuts against the upper end surface of the convex ring part 16 of the top tightening member 14, and drives the convex ring part 16 to move downward, so that the entire top tightening member 14 moves downward, and then the paddle block 23 with the paddle 22 moves downward. The groove 9 of the cylindrical head 8 of the corresponding saliva suction part 11 is aligned with the first connecting column 3 inside the circular groove 2 of the handheld body 1, the cylindrical head 8 is placed in the circular groove 2, and the second connecting rod 27 is placed in the arc groove 7, then the paddle 22 is released, the spring 26 rebounds, so that the pressing member 14 moves toward the cylindrical head 8, and the T-block 18 of the pressing member 14 is inserted into the T-slot 19 of the cylindrical head 8, so that the cylindrical head 8 is connected and fixed to the handheld body 1, and the cylindrical head 8 is prevented from being separated from the handheld body 1 during use. After the groove 9 of the cylindrical head 8 is matched and connected with the first connecting column 3, the third airway 30 is connected to the first airway 4, and then the connector 12 is connected to the suction device, and then the suction device is started, so that the patient's saliva or blood is sucked from the suction hole 29, and then the sucked saliva or blood flows out through the third airway 30, the first airway 4, the second airway 6, the pipeline 13 and the connector 12. If the doctor needs to use a mouth mirror for observation, the cylindrical head 8 with the mouth mirror portion 35 can be replaced and connected to the handheld body 1 .

Claims

1. A multi-purpose oral saliva suction device, comprising a handheld body (1), a pipe (13) is provided inside the handheld body (1), and a saliva suction part (11) connected to the pipe (13) is provided at the head of the handheld body (1), characterized in that: The front end of the handheld body (1) is provided with a circular groove (2), a first connecting column (3) is provided in the circular groove (2), and the middle part of the first connecting column (3) has a first airway (4) connected to the pipeline (13); the root of the saliva suction part (11) is provided with a cylindrical head (8) embedded in the circular groove (2), the lower end of the cylindrical head (8) has a groove (9), and the groove (9) fits with the first connecting column (3); the saliva suction part (11) includes a second connecting rod (27) connected and fixed to the cylindrical head (8), and the first connecting rod (27) is connected to the cylindrical head (8). A saliva suction head (28) is provided at the other end of the second connecting rod (27), and a plurality of suction holes (29) are provided on the saliva suction head (28); a third air channel (30) is provided in the second connecting rod (27), one end of the third air channel (30) passes through the cylindrical head (8) and is connected to the groove (9), and the other end of the third air channel (30) is connected to the suction hole (29) of the saliva suction head (28); a tightening mechanism (10) is provided in the handheld body (1), and the ejection end of the tightening mechanism (10) is in conflict with the cylindrical head (8).

2. The multi-purpose oral saliva suction device according to claim 1, characterized in that: The tightening mechanism (10) comprises a tightening member (14) arranged in the handheld body (1), the tightening member (14) comprises a cylindrical portion (15), a convex ring portion (16) is provided at the upper end of the cylindrical portion (15), a first connecting rod (17) is provided at the upper end of the convex ring portion (16), and a T-shaped block (18) is provided at the top end of the first connecting rod (17); a T-shaped groove (19) is provided on the side of the cylindrical head (8), and the T-shaped groove (19) cooperates with the T-shaped block (18).

3. The multi-purpose oral saliva suction device according to claim 2, characterized in that: The tightening mechanism (10) further comprises a first slide groove (20) arranged on the side of the handheld body (1), a second slide groove (21) being provided in the first slide groove (20), and the second slide groove (21) being communicated with the inside of the handheld body (1); a paddle (22) being slidably connected to the first slide groove (20), and a paddle block (23) being provided at the inner end thereof, and the paddle block (23) being arranged on the upper part of the convex ring portion (16) through the second slide groove (21).

4. The multi-purpose oral saliva suction device according to claim 3, characterized in that: The tightening mechanism (10) further comprises a limiting column (24) arranged at the upper end of the connecting head (12), wherein the limiting column (24) has a limiting groove (25), and the limiting groove (25) is slidably connected to the cylindrical portion (15); a spring (26) surrounds the outer side of the cylindrical portion (15), one end of the spring (26) presses against the lower end surface of the convex ring portion (16), and the other end of the spring (26) presses against the upper end surface of the limiting column (24).

5. The multi-purpose oral saliva suction device according to claim 4, characterized in that: A connector (12) is provided at the end of the handheld body (1), and the inner end of the connector (12) is connected to a pipe (13); the limiting groove (25) is connected to the inside of the connector (12); and the tightening member (14) has an air pipe hole (34) therein.

6. The multi-purpose oral saliva suction device according to claim 5, characterized in that: A second connecting column (5) is provided at one side of the bottom of the first connecting column (3), and a second air channel (6) is provided in the second connecting column (5), and the second air channel (6) is connected to the first air channel (4); the pipeline (13) is connected to the second air channel (6) via the limiting groove (25) and the airway hole (34) in sequence.

7. The multi-purpose oral saliva suction device according to claim 1, characterized in that: The saliva suction device further comprises a mouth mirror portion (35) connected to the head of the handheld body (1), wherein the mouth mirror portion (35) comprises a third connecting rod (31) connected and fixed to the cylindrical head (8), and an observation mirror (32) is provided at the other end of the third connecting rod (31).

8. The multi-purpose oral saliva suction device according to claim 1, characterized in that: An arc groove (7) is provided at the front of the circular groove (2).

9. The multi-purpose oral saliva suction device according to claim 1, characterized in that: A plurality of anti-slip rings (33) are provided at the lower end of the outer side of the handheld body (1).

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