Mouth mirror for oral examination

Abstract

The utility model belongs to the technical field of mouth mirrors, and particularly relates to a mouth mirror for oral examination, which comprises a grab handle with a mounting rod, a lens is mounted on the outer side of one end, deviating from the grab handle, of the mounting rod, a rotating part is mounted between the lens and the mounting rod, and the rotating part is used for driving the lens to rotate on one side of the mounting rod. A driving mechanism is further installed in the grab handle, the driving mechanism is used for driving the rotating part to rotate, the driving mechanism comprises a motor and a transmission shaft installed at the output end of the motor, an installation bin for containing the motor is formed in the grab handle, and a first bevel gear is installed at the end, away from the lens, of the rotating part; according to the utility model, the rotating piece is additionally arranged, and the lens is rotationally mounted on the outer side of one end of the mounting rod through the rotating piece, so that the angle of the lens can be adjusted on one side of the mounting rod, and the viewing range of the lens in an oral cavity is enlarged.

Description

Technical Field

[0001] The utility model belongs to the technical field of oral mirrors, and in particular relates to an oral mirror for oral examination. Background Art

[0002] The oral mirror is a medical device consisting of a mirror body, a mirror handle, a lens, a lens substrate, and a folded rear end of the lens.

[0003] The lens of the existing oral mirror is installed at one end of the mirror handle at a certain tilt angle. When the oral mirror is used for examination in the oral cavity, the mirror body is driven by the wrist to adjust the angle, thereby driving the lens to adjust the angle in the oral cavity, so as to facilitate the display of the situation in the oral cavity through the lens. However, some angles in the oral cavity cannot be adjusted by the wrist, resulting in blind spots in the vision when the oral mirror is used. Medical staff need to use auxiliary tools to display the situation in the blind spots, which greatly increases the labor intensity of medical staff. Utility Model Content

[0004] The purpose of the utility model is to provide a dental mirror for oral examination, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a dental mirror for oral examination, comprising: a handle with a mounting rod, a lens is mounted on the outer side of one end of the mounting rod away from the handle, a rotating part is installed between the lens and the mounting rod, and the rotating part is used to drive the lens to rotate on one side of the mounting rod.

[0006] Preferably, a driving mechanism is also installed in the handle, and the driving mechanism is used to drive the rotating member to rotate.

[0007] Preferably, the driving mechanism includes a motor and a transmission shaft installed at the output end of the motor, a mounting compartment for accommodating the motor is opened in the handle, a first bevel gear is installed at the end of the rotating member away from the lens, and a second bevel gear meshing with the first bevel gear is installed at the end of the transmission shaft away from the motor.

[0008] Preferably, the rotating member comprises a rotating shaft, and the rotating shaft is installed between the lens and the first bevel gear.

[0009] Preferably, a rechargeable battery electrically connected to the motor is also mounted on the handle, and the rechargeable battery is detachably mounted on the handle.

[0010] Preferably, a battery compartment is provided at one end of the handle, the rechargeable battery is inserted into the battery compartment, a plug is installed at one end of the handle, one end of the plug is provided with an external threaded seat screwed into the battery compartment, and a buffer is also installed on the external threaded seat to abut against the rechargeable battery.

[0011] Preferably, a mounting hole is provided on the external threaded seat, one end of the buffer is telescopically mounted in the mounting hole, and a spring abutting against the buffer is installed in the mounting hole.

[0012] Preferably, the handle is also provided with a first switch and a second switch electrically connected to the motor, and the first switch and the second switch are respectively used to control the motor to rotate forward or reverse.

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

[0014] (1) The utility model adds a rotating member to rotatably mount the lens on the outside of one end of the mounting rod, so that the angle of the lens can be adjusted on one side of the mounting rod, thereby increasing the viewing range of the lens in the oral cavity.

[0015] (2) The utility model transmits the rotational force of the motor to the lens through the transmission shaft, the first bevel gear and the second bevel gear in the additional driving mechanism, so that the lens can rotate automatically. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the utility model;

[0018] Figure 3 It is a three-dimensional diagram of the plug and the buffer member of the utility model;

[0019] In the figure: 1. plug; 2. handle; 3. mounting rod; 4. lens; 5. rotating shaft; 6. first switch; 7. second switch; 8. external thread seat; 9. mounting hole; 10. spring; 11. buffer; 12. battery compartment; 13. rechargeable battery; 14. mounting compartment; 15. motor; 16. first bevel gear; 17. transmission shaft; 18. second bevel gear. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] refer to Figure 1-2As shown, the utility model provides an oral mirror for oral examination, comprising: a handle 2 with a mounting rod 3, a lens 4 is mounted on the outer side of the mounting rod 3 away from the handle 2, a rotating member is installed between the lens 4 and the mounting rod 3, and the rotating member is used to drive the lens 4 to rotate on one side of the mounting rod 3.

[0022] As mentioned above, when using the handle 2, mounting rod 3, lens 4 and rotating part provided by the utility model, the handle 2 is convenient for the user to hold, and the lens 4 is installed on the handle 2 through the mounting rod 3. The outer diameter of the mounting rod 3 is smaller than the outer diameter of the handle 2. The lens 4 is rotatably installed on the outside of one end of the mounting rod 3 through the rotating part, and the angle of the lens 4 can be adjusted on one side of the mounting rod 3 through the rotating part.

[0023] In the present utility model, combined with Figure 1-2 As shown, a driving mechanism is also installed in the handle 2 of this embodiment, and the driving mechanism is used to drive the rotating member to rotate.

[0024] Combination Figure 2 As shown, the driving mechanism includes a motor 15 and a transmission shaft 17 installed at the output end of the motor 15, a mounting chamber 14 for accommodating the motor 15 is opened in the handle 2, a first bevel gear 16 is installed at the end of the rotating member away from the lens 4, and a second bevel gear 18 meshing with the first bevel gear 16 is installed at the end of the transmission shaft 17 away from the motor 15.

[0025] Combination Figure 2 As shown, the rotating member includes a rotating shaft 5 , and the rotating shaft 5 is installed between the lens 4 and the first bevel gear 16 .

[0026] When using the driving mechanism provided by the utility model, the motor 15 in the driving mechanism is installed in the handle 2 through the installation chamber 14, and the first bevel gear 16 is installed on the center line of the rotating shaft 5 on one side of the lens 4 through the rotating shaft 5. The motor 15 is connected to the first bevel gear 16 through the rotating shaft 5 and the second bevel gear 18. When the motor 15 is started, it drives the transmission shaft 17 to rotate, thereby driving the second bevel gear 18 to rotate, thereby driving the first bevel gear 16 to rotate, and finally driving the lens 4 to rotate and adjust through the transmission shaft 17.

[0027] In the present utility model, combined with Figure 2 As shown, a rechargeable battery 13 electrically connected to the motor 15 is also installed on the handle 2 of this embodiment, and the rechargeable battery 13 is detachably installed on the handle 2.

[0028] Combination Figure 1-3 As shown, a battery compartment 12 is provided at one end of the handle 2, and a rechargeable battery 13 is inserted into the battery compartment 12. A plug 1 is installed at one end of the handle 2, and an external threaded seat 8 is provided at one end of the plug 1, which is screwed into the battery compartment 12. A buffer 11 is also installed on the external threaded seat 8 to abut against the rechargeable battery 13.

[0029] When using the rechargeable battery 13 provided by the utility model, the rechargeable battery 13 is detachably installed in the handle 2 through the battery compartment 12, and the rechargeable battery 13 is confined in the battery compartment 12 by the plug 1. The plug 1 is screwed to one end of the battery compartment 12 through the external thread seat 8. The plug 1 is rotated to allow the external thread seat 8 to be separated from the battery compartment 12. At this time, the rechargeable battery 13 can be detachably installed in the battery compartment 12.

[0030] Further, in order to install the buffer 11 at one end of the rechargeable battery 13, refer to Figure 2-3 As shown, a mounting hole 9 is provided on the external thread seat 8, one end of the buffer 11 is telescopically mounted in the mounting hole 9, and a spring 10 is mounted in the mounting hole 9 to abut against the buffer 11. The buffer 11 is telescopically mounted on the external thread seat 8 through the mounting hole 9, and the buffer 11 is telescopically mounted in the mounting hole 9 through the spring 10. When the buffer 11 abuts against the rechargeable battery 13, the spring 10 is compressed to allow the buffer 11 to abut against the rechargeable battery 13, thereby preventing the rechargeable battery 13 from shaking in the battery compartment 12.

[0031] Further, in order to adjust the direction of rotation of the lens 4, refer to Figure 1 As shown, the handle 2 is also equipped with a first switch 6 and a second switch 7 electrically connected to the motor 15, and the first switch 6 and the second switch 7 are respectively used to control the motor 15 to rotate forward or reverse. The motor 15 can be controlled to rotate forward by the first switch 6, and the motor 15 can be controlled to rotate reversely by the second switch 7.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dental mirror for oral examination, characterized in that: include: A handle (2) with a mounting rod (3), a lens (4) being mounted on the outer side of one end of the mounting rod (3) away from the handle (2), a rotating member being mounted between the lens (4) and the mounting rod (3), the rotating member being used to drive the lens (4) to rotate on one side of the mounting rod (3); A driving mechanism is also installed in the handle (2), and the driving mechanism is used to drive the rotating member to rotate; The driving mechanism comprises a motor (15) and a transmission shaft (17) mounted at the output end of the motor (15); a mounting chamber (14) for accommodating the motor (15) is provided in the handle (2); a first bevel gear (16) is mounted on the end of the rotating member away from the lens (4); and a second bevel gear (18) meshing with the first bevel gear (16) is mounted on the end of the transmission shaft (17) away from the motor (15); The rotating member comprises a rotating shaft (5), and the rotating shaft (5) is installed between the lens (4) and the first bevel gear (16).

2. The oral mirror for oral examination according to claim 1, characterized in that: A rechargeable battery (13) electrically connected to the motor (15) is also mounted on the handle (2), and the rechargeable battery (13) is detachably mounted on the handle (2).

3. The oral mirror for oral examination according to claim 2, characterized in that: A battery compartment (12) is provided at one end of the handle (2), and the rechargeable battery (13) is inserted into the battery compartment (12). A plug (1) is installed at one end of the handle (2), and an external threaded seat (8) is provided at one end of the plug (1) and is screwed into the battery compartment (12). A buffer (11) is also installed on the external threaded seat (8) and abuts against the rechargeable battery (13).

4. The oral mirror for oral examination according to claim 3, characterized in that: The external thread seat (8) is provided with a mounting hole (9), one end of the buffer member (11) is telescopically mounted in the mounting hole (9), and a spring (10) abutting against the buffer member (11) is mounted in the mounting hole (9).

5. The oral mirror for oral examination according to claim 1, characterized in that: The handle (2) is also provided with a first switch (6) and a second switch (7) electrically connected to the motor (15); the first switch (6) and the second switch (7) are respectively used to control the motor (15) to rotate forward or reverse.

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