CN210228346U - High-speed gas turbine mobile phone capable of reducing foreign matter pollution - Google Patents

Abstract

The utility model discloses a can reduce high-speed gas turbine cell-phone of foreign matter pollution, including the cell-phone handle, the hollow cell-phone head of one end fixedly connected with of cell-phone handle, inlet port and return air hole that are linked together with the cell-phone head are seted up to the inside of cell-phone handle, the inside of cell-phone head is provided with the car needle that vertical direction set up, the outside that extends to the cell-phone head is run through to the bottom of car needle, the push pedal of a plurality of annular evenly distributed of lateral wall fixedly connected with of car needle position in the cell-phone head, the push pedal is corresponding with the inlet port, the turn trough has been seted up at the top of inlet port, the spout that is linked together with the cell-phone head is seted up at the top of turn trough, the inner wall sliding connection of spout has the connecting rod, the one end of connecting rod extends to. The utility model discloses utilize the friction plate to stop the car needle by force and realize preventing that the car needle from continuing to rotate and causing the purpose of resorption pollution.

Description

High-speed gas turbine mobile phone capable of reducing foreign matter pollution

Technical Field

The utility model relates to a dental medical treatment technical field especially relates to a can reduce high-speed gas turbine cell-phone of foreign matter pollution.

Background

The high-speed air turbine handpiece is a medical instrument for treating dentistry, and after the existing air turbine handpiece is used, the turbine can continue to rotate due to inertia, so that air in the driving airflow pipe and water in the cooling water flow pipe can be pumped out in the period, negative pressure is respectively formed in the driving airflow pipe, the cooling water flow pipe and the mist pipe, and when the turbine stops rotating, liquid dirt in the oral cavity of a patient can be sucked back into the dentistry handpiece from the top end of the dentistry handpiece by the negative pressure, so that the suck-back pollution is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the dental handpiece in the prior art can cause the suck-back pollution, and providing a high-speed air turbine handpiece which can reduce the pollution of foreign matters.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-speed gas turbine mobile phone capable of reducing foreign matter pollution comprises a mobile phone handle, wherein one end of the mobile phone handle is fixedly connected with a hollow mobile phone head, an air inlet and an air return hole communicated with the mobile phone head are formed in the mobile phone handle, a needle arranged in the vertical direction is arranged in the mobile phone head, the bottom end of the needle penetrates and extends to the outside of the mobile phone head, a plurality of annular push plates which are uniformly distributed are fixedly connected to the side wall of the needle in the mobile phone head, the push plates correspond to the air inlet, a rotary groove is formed in the top of the air inlet, a sliding groove communicated with the mobile phone head is formed in the top of the rotary groove, a connecting rod is connected to the inner wall of the sliding groove in a sliding manner, one end of the connecting rod extends to the inside of the mobile phone head and is fixedly connected with a friction plate corresponding to the needle, and a limit groove is formed, the inner wall of turn trough rotates through the pivot and is connected with the driving plate, the bottom of driving plate extends to the inside of inlet port, and contacts with the inner wall of inlet port, the top of driving plate extends to the inside of spacing groove, and slides with the inner wall of spacing groove and link to each other, the spring groove has been seted up to the lateral wall of turn trough, the inner wall fixedly connected with spring in spring groove, the one end of spring is fixed continuous with the lateral wall of driving plate.

Preferably, the top of cell-phone head has seted up the dismouting mouth, the inner wall card of dismouting mouth is equipped with the internal thread, the inner wall threaded connection of dismouting mouth has the end cover, the bottom center department of end cover has seted up the spread groove, the top of car needle rotates with the inner wall of spread groove and links to each other.

Preferably, one end of the friction plate, which is close to the needle, is fixedly connected with a damping pad, and the side wall of the needle is provided with anti-skid grains corresponding to the friction plate.

Preferably, the ladder groove has been seted up to the interior bottom of cell-phone head, the sealed pad of inner wall fixedly connected with in ladder groove, the sealed inner wall joint that fills up has the bearing that has sealed lid, the car needle links to each other with the inner circle of bearing is fixed.

Preferably, one end of the mobile phone handle close to the mobile phone head is provided with a bending part.

Preferably, the corners of the outer side of the mobile phone head are provided with chamfers.

Compared with the prior art, the utility model provides a can reduce high-speed gas turbine cell-phone of foreign matter pollution possesses following beneficial effect:

this can reduce high-speed air turbine cell-phone of foreign matter pollution, setting through the inlet port, when dental handpiece uses, outside air pump passes through the inlet port and blows high-pressure draught to the push pedal, make the car needle can rotate at a high speed, high-pressure draught in the inlet port promotes the driver plate and rotates simultaneously, the driver plate is rotatory to drive the connecting rod and slides, the connecting rod slides and drives the friction plate and break away from the car needle, when dental handpiece stops, high-pressure draught in the inlet port stops at once, the driver plate restores the normal position under the effect of spring, drive the lateral wall that the friction plate supported the car needle through the connecting rod, because the car needle is small and exquisite, the quality is very light, so the rotatory inertia of car needle is little, the resistance of friction plate has enough stopped the car needle at once, thereby prevent that the car needle from continuing.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses utilize the friction plate to stop the car needle by force and realize preventing that the car needle from continuing to rotate and causing the purpose of resorption pollution.

Drawings

Fig. 1 is a schematic structural view of a high-speed gas turbine handpiece capable of reducing foreign matter contamination according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a high-speed gas turbine mobile phone capable of reducing foreign matter contamination according to the present invention.

In the figure: 1 mobile phone handle, 2 bending parts, 3 connecting rods, 4 friction plates, 5 needles, 6 end covers, 7 mobile phone heads, 8 anti-skid lines, 9 push plates, 10 bearings, 11 air return holes, 12 air inlet holes, 13 rotary grooves, 14 transmission plates, 15 springs and 16 limiting grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a high-speed air turbine mobile phone capable of reducing foreign matter pollution comprises a mobile phone handle 1, one end of the mobile phone handle 1 is fixedly connected with a hollow mobile phone head 7, an air inlet 12 and an air return hole 11 communicated with the mobile phone head 7 are arranged in the mobile phone handle 1, a needle 5 arranged in a vertical direction is arranged in the mobile phone head, the bottom end of the needle 5 penetrates through and extends to the outside of the mobile phone head 7, a plurality of annular and uniformly distributed push plates 9 are fixedly connected to the side wall of the needle 5 in the mobile phone head 7, the push plates 9 correspond to the air inlet 12, a rotary groove 13 is arranged at the top of the air inlet 12, a sliding groove communicated with the mobile phone head 7 is arranged at the top of the rotary groove 13, a connecting rod 3 is slidably connected to the inner wall of the sliding groove, one end of the connecting rod 3 extends to the inside of the mobile phone head 7, a friction plate 4 corresponding to the needle 5 is fixedly connected, the inner wall of turn trough 13 rotates through the pivot to be connected with driving plate 14, and the bottom of driving plate 14 extends to the inside of inlet port 12, and contacts with the inner wall of inlet port, and the top of driving plate 14 extends to the inside of spacing groove 16, and slides with the inner wall of spacing groove 16 and link to each other, and the spring groove has been seted up to the lateral wall of turn trough 13, and the inner wall fixedly connected with spring 15 in spring groove, the one end of spring 15 is fixed continuous with the lateral wall of driving plate 14.

The dismouting mouth has been seted up at the top of cell-phone head 7, and the inner wall card of dismouting mouth is equipped with the internal thread, and the inner wall threaded connection of dismouting mouth has end cover 6, and the spread groove has been seted up to the bottom center department of end cover 6, and the top of car needle 5 rotates with the inner wall of spread groove and links to each other, the dismouting car needle 5 of being convenient for to the inside of cell-phone head 7 is washd.

One end of the friction plate 4 close to the needle 5 is fixedly connected with a damping pad, and the side wall of the needle 5 is provided with anti-skid grains 8 corresponding to the friction plate 4, so that the friction force between the friction plate 4 and the needle 5 is increased.

The ladder groove has been seted up to the interior bottom of cell-phone head 7, and the inner wall fixedly connected with in ladder groove is sealed fills up, and the inner wall joint that fills up has the bearing 10 that has sealed lid, and car needle 5 links to each other with the inner circle of bearing 10 is fixed, increases the leakproofness between car needle 5 and the cell-phone head 7.

One end of the mobile phone handle 1 close to the mobile phone head 7 is provided with a bending part 2, so that the high-speed air turbine mobile phone can conveniently extend into the oral cavity of a patient.

The outside corner of cell-phone head 7 all establishes to the chamfer, prevents the scratch patient oral cavity.

The utility model discloses in, when the dental handpiece used, outside air pump blows high-pressure draught to push pedal 9 through inlet port 12, make car needle 5 can be high-speed rotatory, high-pressure draught in the inlet port 12 promotes driving plate 14 and rotates simultaneously, driving plate 14 is rotatory to drive connecting rod 3 and slides, connecting rod 3 slides and drives friction plate 4 and break away from car needle 5, when the dental handpiece was stopped, high-pressure draught in the inlet port 12 stops at once, driving plate 14 replies the normal position under the effect of spring 15, drive friction plate 4 through connecting rod 3 and support the lateral wall of car needle 5, because car needle 4 is small and exquisite, the quality is very light, so the rotatory inertia of car needle 4 is little, car needle 5 has been stopped down at once enough to the resistance of friction plate 4, thereby prevent that car needle 5 from continuing to rotate and causing the resorption pollution.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A high-speed gas turbine mobile phone capable of reducing foreign matter pollution comprises a mobile phone handle (1) and is characterized in that one end of the mobile phone handle (1) is fixedly connected with a hollow mobile phone head (7), an air inlet hole (12) and an air return hole (11) which are communicated with the mobile phone head (7) are formed in the mobile phone handle (1), a vehicle needle (5) which is arranged in the vertical direction is arranged in the mobile phone head, the bottom end of the vehicle needle (5) penetrates through and extends to the outside of the mobile phone head (7), a plurality of annular push plates (9) which are uniformly distributed are fixedly connected to the side wall of the vehicle needle (5) which is positioned in the mobile phone head (7), the push plates (9) correspond to the air inlet hole (12), a rotary groove (13) is formed in the top of the rotary groove (12), a sliding groove which is communicated with the mobile phone head (7) is formed in the top of the rotary groove (13), and a connecting rod (3), the one end of connecting rod (3) extends to the inside of cell-phone head (7), and fixedly connected with and car needle (5) corresponding friction plate (4), the one end bottom of friction plate (4) is kept away from in connecting rod (3) has seted up spacing groove (16), the inner wall of turn trough (13) rotates through the pivot and is connected with driving plate (14), the bottom of driving plate (14) extends to the inside of inlet port (12), and contacts with the inner wall of inlet port, the top of driving plate (14) extends to the inside of spacing groove (16), and slides with the inner wall of spacing groove (16) and links to each other, the spring groove has been seted up to the lateral wall of turn trough (13), the inner wall fixedly connected with spring (15) in spring groove, the one end of spring (15) links to each other with the lateral wall of driving plate (14) is fixed.

2. The high-speed gas turbine mobile phone capable of reducing foreign matter pollution according to claim 1, wherein a disassembly and assembly opening is formed in the top of the mobile phone head (7), an inner wall of the disassembly and assembly opening is provided with an internal thread in a clamping manner, an end cover (6) is connected to the inner wall of the disassembly and assembly opening in a threaded manner, a connecting groove is formed in the center of the bottom of the end cover (6), and the top of the needle (5) is rotatably connected with the inner wall of the connecting groove.

3. The high-speed gas turbine handpiece capable of reducing foreign matter pollution according to claim 1, wherein a damping pad is fixedly connected to one end of the friction plate (4) close to the needle (5), and the side wall of the needle (5) is provided with anti-skid threads (8) corresponding to the friction plate (4).

4. The high-speed gas turbine mobile phone capable of reducing foreign matter pollution according to claim 1, wherein a stepped groove is formed in the inner bottom of the mobile phone head (7), a sealing gasket is fixedly connected to the inner wall of the stepped groove, a bearing (10) with a sealing cover is clamped to the inner wall of the sealing gasket, and the sewing needle (5) is fixedly connected with the inner ring of the bearing (10).

5. A high speed gas turbine handpiece capable of reducing foreign body contamination according to claim 1, wherein the handpiece handle (1) is provided with a curved portion (2) at the end near the handpiece head (7).

6. A high speed gas turbine handpiece capable of reducing foreign body contamination according to claim 1, wherein the outer corners of the handpiece head (7) are chamfered.

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