Angle-adjustable mouth mirror

Abstract

The utility model relates to an angle-adjustable mouth mirror which comprises a holding rod, an outer frame is movably installed on the top of the holding rod, an angle adjusting mechanism is arranged between the holding rod and the outer frame and comprises a cavity, a cavity is formed in the top end of the interior of the holding rod, a movable frame is installed in the cavity in a penetrating mode, and the movable frame is connected with the outer frame. Two mounting rods are fixedly mounted at the top of the movable frame, connecting pieces are arranged between the two mounting rods and the outer frame, a rotating wheel is fixedly mounted in the middle of the movable frame, and a shifting ring is meshed with the front side of the rotating wheel. According to the mouth mirror with the adjustable angle, by arranging a connecting piece and utilizing contraction and expansion of a spring, a clamping rod can be rapidly clamped into or withdrawn from the interior of a rectangular hole, rapid mounting and dismounting of the mirror body and a mounting rod are achieved, the mirror body can be conveniently and independently replaced, overall replacement is not needed, the maintenance cost is reduced, and resource waste is avoided; and environmental protection is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to stomatological technology field, concretely is a mouth mirror with adjustable angle. BACKGROUND

[0002] The mouth mirror, also known as a mouth mirror, is an instrument used by a dentist to examine a patient's mouth. It usually has a reflective surface that can reflect light and increase the field of view, helping the doctor to observe various parts of the mouth.

[0003] After searching, for example, the utility model patent with Chinese patent publication No. CN219814077U discloses a mouth mirror with adjustable angle, which comprises a hand-held rod, a movable rod is rotatably connected to the front side of one end of the hand-held rod, an observation mirror body is rotatably connected to one end of the movable rod, a first installation slot is formed in one end of the top of the hand-held rod, a threaded shaft is rotatably connected inside the first installation slot, a moving seat is slidably connected to the threaded shaft through screw connection, a first fixed block is hingedly connected to the top of the moving seat, a second fixed block is fixedly connected to one end of a connecting rod, a first fixed block is hingedly connected to one end of the connecting rod, the first fixed block and the connecting rod are fixedly connected, a second installation slot is formed in the other end of the top of the hand-held rod, a transmission shaft is rotatably connected inside the second installation slot, a connecting shaft is fixedly connected to one end of the transmission shaft, the connecting shaft and the threaded shaft are fixedly connected, and a rotating wheel is fixedly connected to the middle of the transmission shaft.

[0004] However, the mouth mirror hand-held rod and the observation mirror in the above-mentioned utility model patent are an integral structure. Once the observation mirror is damaged due to long-term use or accidental circumstances, the observation mirror cannot be replaced alone, and the whole needs to be replaced. This design not only increases the maintenance cost, but also causes waste of resources, which is not conducive to the continuous use of the product and environmental protection. Therefore, a mouth mirror with adjustable angle is proposed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a mouth mirror with adjustable angle, comprising a handle, an outer frame is movably installed on the top of the handle, an angle adjusting mechanism is arranged between the handle and the outer frame, the angle adjusting mechanism comprises a cavity, a cavity is formed in the inside top end of the handle, an activity frame is installed through the inside of the cavity, two installation rods are fixedly installed on the top of the activity frame, a connecting piece is arranged between the two installation rods and the outer frame, a rotating wheel is fixedly installed in the middle of the activity frame, and a pull ring is engaged in front of the rotating wheel.

[0006] Further, a mirror body is arranged in the inside of the outer frame, a light supplementing lamp is arranged around the outer frame, and a battery box is arranged on the back side of the outer frame.

[0007] Further, the left and right sides of the handle are provided with limiting rings on the outer surface of the movable frame, and the movable frame is rotatably installed between the two limiting rings.

[0008] Further, the front side of the handle is provided with an opening on the outer surface of the dial ring, and a support rod fixedly connected with the dial ring is rotatably installed between the front and rear inner walls of the cavity.

[0009] Further, the two connecting pieces each comprise a receiving groove, and the interiors of the two mounting rods each are provided with a receiving groove, and the left and right sides of the movable frame are movably installed with clamping rods extending into the receiving grooves.

[0010] Further, the outer surfaces of the two clamping rods are fixedly installed with sliding plates slidingly connected in the receiving grooves, and the outer surfaces of the two clamping rods are sleeved with springs fixedly installed between the sliding plates and the inner walls of the receiving grooves, and the left and right sides of the outer frame are fixedly installed with fixed blocks, and the interiors of the two fixed blocks are each provided with a rectangular hole matched with the clamping rods.

[0011] Compared with the prior art, the technical scheme has the following beneficial effects:

[0012] 1. The angle-adjustable oral mirror, by setting the connecting pieces, utilizing the contraction and expansion of the spring, the clamping rod can be quickly clamped into or withdrawn from the interior of the rectangular hole, realizing the quick mounting and dismounting of the mirror body and the mounting rod, facilitating the replacement of the mirror body alone, thereby avoiding the overall replacement, reducing the maintenance cost, avoiding the waste of resources, and being more environmentally friendly.

[0013] 2. The angle-adjustable oral mirror, by setting the angle adjusting mechanism, the angle of the mirror body can be flexibly adjusted, making the operator more convenient and labor-saving in use, thereby improving the inspection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is a structure schematic diagram of the utility model;

[0016] Figure 3 It is a structure schematic diagram of the utility model Figure 2 It is a structure schematic diagram of the utility model;

[0017] Figure 4 It is another view of the structure schematic diagram of the utility model.

[0018] In the figure: 1, handle; 2, outer frame; 201, mirror body; 202, light supplement lamp; 203, battery box; 3, angle adjusting mechanism; 301, cavity; 302, movable frame; 303, mounting rod; 304, connecting piece; 305, rotating wheel; 306, dial ring; 307, supporting rod; 401, containing groove; 402, clamping rod; 403, sliding plate; 404, spring; 405, fixed block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-4 The angle-adjustable dental mirror in the embodiment comprises a handle 1, the top of the handle 1 is movably provided with an outer frame 2, an angle adjusting mechanism 3 is arranged between the handle 1 and the outer frame 2, the angle adjusting mechanism 3 comprises a cavity 301, the inside top end of the handle 1 is provided with the cavity 301, a movable frame 302 is arranged in the cavity 301, two mounting rods 303 are fixedly arranged at the top of the movable frame 302, a connecting piece 304 is arranged between each of the two mounting rods 303 and the outer frame 2, a rotating wheel 305 is fixedly arranged at the middle of the movable frame 302, and a dial ring 306 is engaged with the front side of the rotating wheel 305.

[0021] The inside of the outer frame 2 is provided with a mirror body 201, and the surface of the outer frame 2 is provided with a light supplement lamp 202. The light supplement lamp 202 can achieve the effect of light supplement, so that the tooth examination is clearer and the examination efficiency is improved. The battery box 203 provides power for the light supplement lamp 202, and the battery box 203 is made of waterproof material.

[0022] The angle adjusting mechanism 3 is arranged, the outer frame 2 is connected with the movable frame 302 through the connecting pieces 304 on the left and right sides, when the movable frame 302 rotates, the outer frame 2 and the mirror body 201 can be driven to rotate through the two connecting pieces 304, so that the angle of the mirror body 201 is adjusted, the tooth examination is more convenient, and the angle adjusting is stable and reliable by the engagement mechanism between the rotating wheel 305 and the dial ring 306.

[0023] The limiting ring arranged outside the movable frame 302 is arranged on the left and right sides of the handle 1, so that the movable frame 302 can stably rotate, the supporting rod 307 is arranged, the rotation of the dial ring 306 is supported, the opening is arranged, and the dial ring 306 can be exposed outside, so that the angle adjusting operation is facilitated.

[0024] Both connecting pieces 304 comprise accommodating grooves 401, the interiors of both mounting rods 303 are provided with accommodating grooves 401, the left and right sides of the movable frame 302 are movably mounted with clamping rods 402 extending into the interiors of the accommodating grooves 401, the outer surfaces of both clamping rods 402 are fixedly mounted with sliding plates 403 slidingly connected in the interiors of the accommodating grooves 401, the outer surfaces of both clamping rods 402 are sleeved with springs 404 fixedly mounted between the sliding plates 403 and the inner walls of the accommodating grooves 401, the left and right sides of the outer frame 2 are fixedly mounted with fixed blocks 405, and the interiors of both fixed blocks 405 are provided with rectangular holes matched with the clamping rods 402.

[0025] By arranging the two connecting pieces 304, when the mirror body 201 is damaged, the two clamping rods 402 are withdrawn from the interiors of the rectangular holes of the two fixed blocks 405, so that the mirror body 201 can be individually disassembled and replaced, without the need for overall replacement, thereby reducing the maintenance cost and avoiding resource waste.

[0026] In implementation, the method is operated as follows: first, rotate the knob 306, the knob 306 drives the rotating wheel 305 engaged therewith to rotate, the rotating wheel 305 drives the movable frame 302 to rotate, the movable frame 302 drives the two mounting rods 303 to rotate, thereby driving the mirror body 201 to rotate through the connecting pieces 304, and adjusting it to a suitable angle; when the mirror body 201 needs to be replaced, first pull the two clamping rods 402 outward, the clamping rods 402 drive the sliding plates 403 to slide and stretch the springs 404, so that the clamping rods 402 are withdrawn from the rectangular holes, at this time, the mirror body 201 can be removed.

[0027] In summary, the angle-adjustable oral cavity mirror, by arranging the connecting pieces 304 and utilizing the contraction and expansion of the springs 404, the clamping rods 402 can be quickly clamped into or withdrawn from the interiors of the rectangular holes, realizing the quick mounting and dismounting of the mirror body 201 and the mounting rods 303, facilitating the individual replacement of the mirror body 201, without the need for overall replacement, reducing the maintenance cost, avoiding resource waste, and being more environmentally friendly.

[0028] Further, by arranging the angle adjusting mechanism 3, the angle of the mirror body 201 can be flexibly adjusted, making the operator more convenient and labor-saving in use, thereby improving the inspection efficiency.

[0029] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0030] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. An angle adjustable dental mirror comprising a handle (1), characterized in that: The top of the handle (1) is movably installed with an outer frame (2), an angle adjusting mechanism (3) is arranged between the handle (1) and the outer frame (2), the angle adjusting mechanism (3) comprises a cavity (301), the inside top end of the handle (1) is provided with the cavity (301), the inside of the cavity (301) is movably installed with a movable frame (302), the top of the movable frame (302) is fixedly installed with two installation rods (303), two installation rods (303) are movably installed with connecting pieces (304), the middle of the movable frame (302) is fixedly installed with a rotating wheel (305), the front side of the rotating wheel (305) is engaged with a pulling ring (306).

2. An angle adjustable dental mirror according to claim 1, wherein: The inside of the outer frame (2) is provided with a mirror body (201), the outer frame (2) is provided with a light supplementing lamp (202) around, the rear side of the outer frame (2) is provided with a battery box (203).

3. The angulation adjustable dental mirror of claim 1, wherein: The left and right sides of the handle (1) are provided with limiting rings outside the movable frame (302), and the movable frame (302) is rotatably installed between the two limiting rings.

4. The angulation adjustable dental mirror of claim 1, wherein: The front side of the handle (1) is provided with an opening outside the pulling ring (306), and the front and rear inner walls of the cavity (301) are rotatably installed with a supporting rod (307) fixedly connected with the pulling ring (306).

5. The angulation adjustable dental mirror of claim 1, wherein: The two connecting pieces (304) comprise accommodating grooves (401), the inside of the two installation rods (303) is provided with the accommodating grooves (401), and the left and right sides of the movable frame (302) are movably installed with clamping rods (402) extending into the accommodating grooves (401).

6. An angle adjustable dental mirror according to claim 5, wherein: The outer surfaces of the two clamping rods (402) are fixedly installed with sliding plates (403) slidably connected in the accommodating grooves (401), the outer surfaces of the two clamping rods (402) are sleeved with springs (404) fixedly installed between the sliding plates (403) and the inner walls of the accommodating grooves (401), the left and right sides of the outer frame (2) are fixedly installed with fixed blocks (405), and the insides of the two fixed blocks (405) are provided with rectangular holes matched with the clamping rods (402).

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