A sandblasting bottle

Abstract

The present application relates to sand blasting bottle, including air outlet pipe, air inlet seat, connector, O ring a, bottle cap and bottle body, base and connector connected with bottle cap in turn, air inlet seat is rotatably connected with connector, air inlet seat and connector are sealed through O ring a, air inlet seat and connector have sealed air flow cavity, the lower end surface of air inlet seat and connector are respectively provided with air inlet hole a and air inlet hole b which are communicated with air flow cavity, base is provided with air inlet hole c which is communicated with the inner cavity of bottle body and air inlet hole b; air inlet seat and connector are respectively provided with through hole a and through hole b which are communicated with air flow cavity, base is provided with through hole c which is communicated with the inner cavity of bottle body and through hole b, the lower end of air outlet pipe is in through hole a, the upper end of air outlet pipe is inserted into the inner cavity of bottle body through air flow cavity, through hole b and through hole c in turn. Air inlet hole a and air inlet hole b do not need to be aligned, and they can be assembled together at any angle, making installation more convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of dental disease treatment and prevention devices, in particular to a sand blasting bottle. BACKGROUND

[0002] The current sand blasting and scaling equipment uses compressed gas (usually air) to lift dental sand blasting powder (mainly composed of sodium bicarbonate, glycine or erythritol) to spray onto the tooth surface, and a liquid medium (usually water) is sprayed together to clean the tooth surface, which can remove supragingival and subgingival dental plaque, soft dirt, early calculus, smoke stains, tea stains, etc., effectively prevent periodontal disease, and maintain dental health. In order to achieve the effect of continuous sand blasting treatment, the sand blasting equipment must be equipped with a sand blasting bottle. The air inlet hole on the air inlet seat and the air inlet hole on the connecting head of the traditional sand blasting bottle are directly connected, so that the alignment operation is required during assembly each time, making the assembly process complicated. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a sand blasting bottle to overcome the shortcomings of the prior art.

[0004] The technical scheme for solving the above technical problem is as follows: a sand blasting bottle, comprising a bottle body, a bottle cap, a base, an air outlet pipe, an air inlet seat, a connecting head and an O-shaped ring a, the bottle cap, the bottle body, the base and the connecting head are connected in sequence from top to bottom, the upper end of the air inlet seat is rotatably connected with the lower end of the connecting head, the air inlet seat and the connecting head are sealed by the O-shaped ring a, the air inlet seat and the connecting head have a closed air flow cavity therebetween, the lower end surface of the air inlet seat and the upper end of the connecting head are respectively provided with an air inlet hole a and an air inlet hole b which are connected with the air flow cavity, and the base is provided with an air inlet hole c which connects the inner cavity of the bottle body with the air inlet hole b; the air inlet seat and the connecting head are respectively provided with through holes a and b along their respective axial lines which are connected with the air flow cavity, and the base is provided with a through hole c along its axial line which connects the inner cavity of the bottle body with the through hole b, and the lower end of the air outlet pipe is located in the through hole a, and the upper end of the air outlet pipe extends into the inner cavity of the bottle body through the air flow cavity, the through hole b and the through hole c in sequence.

[0005] The beneficial effects of the present application are: since the air inlet seat and the connecting head are rotatably connected, the air inlet hole a and the air inlet hole b do not need to be aligned, and they can be assembled together at any angle, without affecting the later use, making the installation more convenient.

[0006] On the basis of the above technical scheme, the present application can also be improved as follows.

[0007] Further, an O-shaped ring b is further included between the outer circumference of the air outlet pipe and the hole wall of the through hole a.

[0008] The further beneficial effect is that the air tightness of the air outlet pipe and the air inlet seat can be improved, and air leakage can be prevented.

[0009] Further, the O-shaped ring c is arranged between the outer circumference of the air outlet pipe and the hole wall of the through hole b.

[0010] The further beneficial effect is that the air tightness of the air outlet pipe and the air inlet seat can be improved, and air leakage can be prevented.

[0011] Further, the air inlet interface is arranged in the air inlet hole a, and the air outlet interface is arranged in the through hole a.

[0012] The further beneficial effect is that the pipeline connection is facilitated.

[0013] Further, the upper end surface of the air inlet seat is provided with a recess, the lower end of the connecting head extends into the recess, and the rotating connection between the connecting head and the air inlet seat is realized through the snap ring; the airflow cavity is located between the lower end surface of the connecting head and the cavity bottom of the recess; and the O-shaped ring a is located between the outer circumference of the connecting head and the cavity wall of the recess.

[0014] The further beneficial effect is that the structure is simple, and the rotating connection is relatively stable.

[0015] Further, the bottle cap is provided with an airflow channel that is in communication with the inner cavity of the bottle body, and the upper end of the air outlet pipe extends into the bottle cap and is in communication with the airflow channel.

[0016] The further beneficial effect is that the stability of the air outlet pipe is improved while ensuring normal air outlet.

[0017] Further, the inner wall of the base is arc-shaped.

[0018] The further beneficial effect is that the sand powder in the bottle is prevented from accumulating at the bottom.

[0019] Further, the one-way valve is arranged in the air inlet hole c, and the flow direction of the one-way valve is from the air inlet hole b to the inner cavity of the bottle body.

[0020] The further beneficial effect is that the pipeline is prevented from being blocked by air backflow.

[0021] Further, the conduit is arranged on the base and surrounds the air outlet pipe; and the air inlet hole c is located in the area surrounded by the projection of the conduit.

[0022] Further, the number of the air inlet hole b and the air inlet hole c is multiple. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The structure of the sand blasting bottle is shown in the schematic view.

[0024] Figure 2 Schematic diagram of partial structure of sand blasting bottle Figure 1 ;

[0025] Figure 3 Schematic diagram of partial structure of sand blasting bottle Figure 2 .

[0026] In the drawings, the components represented by each reference numeral are listed as follows:

[0027] 1, bottle body, 2, bottle cap, 210, air flow channel, 3, base, 310, air inlet hole c, 320, via hole c, 330, conduit, 4, air outlet pipe, 5, air inlet seat, 510, air inlet hole a, 520, via hole a, 530, recess, 6, connector, 610, air inlet hole b, 620, via hole b, 7, O-ring a, 8, air flow cavity, 9, O-ring b, 10, O-ring c, 11, air inlet interface, 12, air outlet interface, 13, one-way valve, 14, snap ring, 15, O-ring e, 16, air inlet pipe. DETAILED DESCRIPTION

[0028] The principles and features of the present application are described below in conjunction with the drawings, and the examples are only used to explain the present application and are not used to limit the scope of the present application.

[0029] Example 1

[0030] As Figures 1-3As shown, a sandblasting bottle includes a bottle body 1, a bottle cap 2, a base 3, an air outlet pipe 4, an air inlet seat 5, a connector 6, and an O-ring a7. The bottle cap 2, bottle body 1, base 3, and connector 6 are connected sequentially from top to bottom. Specifically, the bottle cap 2 is sealed to the upper opening of the bottle body 1, and is typically threaded to the bottle body 1. The base 3 is sealed to the lower opening of the bottle body 1, and is typically threaded to the bottle body 1. The upper end of the connector 6 is connected to the lower end of the base 3. In this case, the connector 6 and the base 3 are connected by a thread, the upper end of the air inlet seat 5 is rotatably connected to the lower end of the connector 6, and the air inlet seat 5 and the connector 6 are sealed by an O-ring a7. There is a sealed airflow cavity 8 between the air inlet seat 5 and the connector 6. The lower end face of the air inlet seat 5 is provided with an air inlet hole a510 that communicates with the airflow cavity 8. The connector 6 is provided with an air inlet hole b610 that communicates with the airflow cavity 8, and the base 3 is provided with an air inlet hole c310 that connects the inner cavity of the bottle 1 with the air inlet hole b610. The air inlet seat 5 has a through hole a520 along its axis that communicates with the airflow chamber 8. The connector 6 has a through hole b620 along its axis that communicates with the airflow chamber 8. The base 3 has a through hole c320 along its axis that connects the inner cavity of the bottle body 1 to the through hole b620. The lower end of the air outlet pipe 4 is located in the through hole a520. The upper end of the air outlet pipe 4 passes through the airflow chamber 8, the through hole b620 and the through hole c320 in sequence and then extends into the inner cavity of the bottle body 1.

[0031] Example 2

[0032] like Figures 1-3 As shown, this embodiment is a further improvement based on embodiment 1, and its specific details are as follows:

[0033] The sandblasting bottle also includes an O-ring b9. An O-ring b9 is provided between the outer circumference of the vent pipe 4 and the wall of the through hole a520, and the O-ring b9 is used to achieve a seal between the vent pipe 4 and the through hole a520.

[0034] Example 3

[0035] like Figures 1-3 As shown, this embodiment is a further improvement based on embodiment 1 or 2, and its specific details are as follows:

[0036] The sandblasting bottle also includes an O-ring c10. An O-ring c10 is provided between the outer circumference of the vent pipe 4 and the wall of the through hole b620, and the O-ring c10 is used to achieve a seal between the vent pipe 4 and the through hole b620.

[0037] Example 4

[0038] like Figures 1-3 As shown, this embodiment is a further improvement based on embodiment 1 or 2, and its specific details are as follows:

[0039] The sand blasting bottle further comprises an air inlet interface 11 and an air outlet interface 12, the air inlet interface 11 is arranged in the air inlet hole a510, and the air outlet interface 12 is arranged in the through hole a520.

[0040] Embodiment 5

[0041] As shown in the figure, this embodiment is a further improvement on the basis of Embodiment 1 or 2, which is specifically as follows: Figures 1-3 The upper end surface of the air inlet seat 5 has a recessed cavity 530, the lower end of the connecting head 6 extends into the recessed cavity 530 and is rotationally connected with the air inlet seat 5 through the snap ring 14; the airflow cavity 8 is located between the lower end surface of the connecting head 6 and the cavity bottom of the recessed cavity 530; and the O-ring a7 is located between the outer circumference of the connecting head 6 and the cavity wall of the recessed cavity 530.

[0042] Embodiment 6

[0043] As shown in the figure, this embodiment is a further improvement on the basis of Embodiment 1 or 2, which is specifically as follows:

[0044] Figures 1-3 The bottle cap 2 is provided with an airflow channel 210 which is in communication with the inner cavity of the bottle body 1, and the upper end of the air outlet pipe 4 extends into the bottle cap 2 and is in communication with the airflow channel 210.

[0045] In addition, the outer circumference of the air outlet pipe 4 is sealingly connected with the bottle cap 2 through the O-ring e15.

[0046] Embodiment 7

[0047] As shown in the figure, this embodiment is a further improvement on the basis of Embodiment 1 or 2, which is specifically as follows:

[0048] As shown in the figure, this embodiment is a further improvement on the basis of Embodiment 1 or 2, which is specifically as follows: Figures 1-3 The inner wall of the base 3 is arc-shaped.

[0049] Embodiment 8

[0050] As shown in the figure, this embodiment is a further improvement on the basis of Embodiment 1 or 2, which is specifically as follows:

[0051] Figures 1-3 The sand blasting bottle further comprises a one-way valve 13, the one-way valve 13 is arranged in the air inlet hole c310, and the flow direction of the one-way valve 13 is from the air inlet hole b610 to the inner cavity of the bottle body 1.

[0052] The base 3 is provided with a guide pipe 330 which is sleeved on the air outlet pipe 4; and the air inlet hole c310 is located in the area surrounded by the projection of the guide pipe 330.

[0053]

[0054] ​​​The number of the air inlet holes b610 and the air inlet holes c310 is at least one, and the number of the air inlet holes b610 is two and the number of the air inlet holes c310 is two as shown in the figure, the included angle between the two air inlet holes b610 is 180°, and the included angle between the two air inlet holes c310 is 180°.

[0055] For each embodiment, the air inlet pipe 16 is further arranged in the air inlet hole c310.

[0056] Although the embodiments of the present application have been shown and described above, it should be understood by those skilled in the art that the above-mentioned embodiments are exemplary and cannot be understood as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above-mentioned embodiments within the scope of the present application.

Claims

1. A sandblasting bottle characterized in that, The utility model provides a bottle body (1), bottle lid (2), base (3), air outlet pipe (4), air inlet seat (5), connecting head (6) and O ring a (7), the bottle lid (2), the bottle body (1), the base (3) and the connecting head (6) are connected in turn from top to bottom, the bottle lid (2) with bottle body (1) adopts the thread connection between, the upper end of air inlet seat (5) with the lower end of connecting head (6) rotationally connected, air inlet seat (5) with connecting head (6) between through O ring a (7) seal, air inlet seat (5) with connecting head (6) between there is airtight airflow cavity (8), the upper end of air inlet seat (5) and connecting head (6) are equipped with air inlet hole a (510) and air inlet hole b (610) with airflow cavity (8) intercommunication respectively, the base (3) is equipped with with the air inlet hole c (310) of air inlet hole b (610) intercommunication in the cavity of bottle body (1), air inlet seat (5) on and connecting head (6) on along respective axial center respectively be equipped with with airflow cavity (8) intercommunication through hole a (520) and through hole b (620), the base (3) is equipped with with the through hole c (320) of through hole b (620) intercommunication in the cavity of bottle body (1) along its axial center, the lower end of air outlet pipe (4) is in through hole a (520), the upper end of air outlet pipe (4) is in turn via airflow cavity (8), through hole b (620) and through hole c (320) after stretch into to the cavity of bottle body (1).

2. A sandblasting bottle according to claim 1, characterized in that Still include O ring b (9), the outer circumference of air outlet pipe (4) with the hole wall between through hole a (520) is equipped with O ring b (9).

3. A sandblasting bottle according to claim 1, characterized in that Still include O ring c (10), the outer circumference of air outlet pipe (4) with the hole wall between through hole b (620) is equipped with O ring c (10).

4. A sandblasting bottle according to claim 1, characterized in that Still include air inlet interface (11) and air outlet interface (12), air inlet interface (11) is arranged in air inlet hole a (510), air outlet interface (12) is arranged in through hole a (520).

5. A blasting bottle according to any one of claims 1 to 4, wherein The upper end of air inlet seat (5) has recessed cavity (530), the lower end of connecting head (6) stretches into recessed cavity (530), and rotationally connected with air inlet seat (5) by snap ring (14);Airflow cavity (8) is located between the lower end of connecting head (6) and the cavity bottom of recessed cavity (530);O ring a (7) is located between the outer circumference of connecting head (6) and the cavity wall of recessed cavity (530).

6. A sandblasting bottle according to claim 1, characterized in that The bottle lid (2) is provided with an air flow passage (210) connected to the inner cavity of the bottle body (1), and the upper end of the air outlet pipe (4) is inserted into the bottle lid (2) and connected to the air flow passage (210).

7. A sandblasting bottle according to claim 1, wherein The inner wall of the base (3) is arc-shaped.

8. A sandblasting bottle according to claim 1, characterized in that Still include check valve (13), the check valve (13) is arranged in air inlet hole c (310), and the flow direction of the check valve (13) is from air inlet hole b (610) to the inner cavity of the bottle body (1).

9. A sandblasting bottle according to claim 1, wherein The base (3) is provided with a guide pipe (330) sleeved outside the air outlet pipe (4); the air inlet hole c (310) is located in a region surrounded by a projection of the guide pipe (330).

10. The sandblasting bottle of claim 1, wherein, The number of the air inlet hole b (610) and the air inlet hole c (310) is multiple.

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