Wearing device of hard corneal contact lens

Abstract

The utility model relates to the technical field of contact lens wearing devices, in particular to a hard cornea contact lens wearing device which comprises a base, the inner wall of the base is in sliding connection with the outer wall of a pushing part, the outer wall of the pushing part is fixedly connected with the inner wall of an abutting part, and the outer wall of the abutting part movably abuts against the inner wall of a rotating part. When the hard corneal contact lens is worn, the hard corneal contact lens is attached to the wearing piece, the pressing air bag is extruded, air in the pressing air bag enters the sliding pipe to push the pushing piston to slide, the pushing piston pushes the wearing piece to slide through the pushing pipe, and the hard corneal contact lens is attached to the eyeball; when the hard corneal contact lens is worn, air in the sliding pipe extrudes and pushes the sealing ball, so that the air is blown out of the second air blowing hole through the first air outlet hole, the sealing ring and the pushing pipe, the hard corneal contact lens is separated from the wearing piece, and therefore the hard corneal contact lens is worn, and convenience is brought to people.

Description

Technical Field

[0001] The utility model relates to the technical field of contact lens wearing devices, in particular to a wearing device for hard corneal contact lenses. Background Art

[0002] The control and correction effects of hard corneal contact lenses on adolescent true myopia and keratoconus have been clinically verified and affirmed by ophthalmologists at home and abroad for many years. In recent years, due to the synthesis and application of high elastic modulus, hydrophilic, anti-precipitation and good biocompatibility polymer materials, hard corneal contact lenses have been rapidly popularized around the world.

[0003] Most of the hard corneal contact lenses currently on the market need to be manually worn, and one hand is needed to hold the eyelid open when wearing the hard corneal contact lenses, which brings inconvenience to people's use. Utility Model Content

[0004] The purpose of the present utility model is to provide a hard contact lens wearing device to solve the problem of manually wearing the hard contact lens mirror in the above background technology. To achieve the above purpose, the present utility model provides the following technical solution: a hard contact lens wearing device, comprising a base, the inner wall of the base is slidably connected to the outer wall of a pusher, the outer wall of the pusher is fixedly connected to the inner wall of a resisting member, the outer wall of the resisting member is movably abutted against the inner wall of a rotating member, and the inner wall of the rotating member is rotatably connected to the outer wall of the base.

[0005] The inner wall of the base is fixedly connected to the outer wall of the valve member. There are two rotating members, and both rotating members are mirror-imaged along the central axis of the base.

[0006] Preferably, the base includes a pressing airbag, a sliding tube, a connecting plate and a support block, the outer wall on one side of the pressing airbag is fixedly connected to the inner wall of one end of the sliding tube, and the inner wall of the other end of the sliding tube is fixedly connected to the outer wall of the connecting plate, the outer wall of the other end of the sliding tube is fixedly bonded to the outer wall of the bottom of the support block, and the inner wall of the connecting plate is respectively provided with sliding holes and air holes, the number of the support blocks is two, and the two support blocks are mirror-arranged along the central axis of the sliding tube.

[0007] Preferably, the pushing member is composed of a pushing piston, a pushing tube and a wearing piece, the outer wall of the pushing piston is slidably connected to the inner wall of the sliding tube close to the pressing airbag side, and one side of the pushing piston is fixedly connected to one end of the pushing tube, the outer wall of the pushing tube is slidably connected to the inner wall of the sliding hole, and the other end of the pushing tube passes through one side of the connecting plate and extends to the other side, one end of the pushing tube located on the other side of the connecting plate is fixedly connected to one side of the wearing piece, and the inner wall of the pushing piston is provided with a blowing hole 1, and the inner wall of the wearing piece is provided with a blowing hole 2.

[0008] Preferably, the abutment includes a fixed block, a connecting block and a abutment rod, a fixing hole is opened on the inner wall of the fixed block, and the inner wall of the fixing hole is fixedly connected to the outer wall of the push tube on the other side of the connecting plate, the top of the fixed block is fixedly connected to the bottom of the connecting block, the front side of the inner wall of the connecting block is fixedly connected to one end of the back side of the abutment rod, and one end of the front side of the abutment rod is fixedly connected to the back side of the inner wall of the connecting block, the number of the connecting blocks and the abutment rods are both two, and the two connecting blocks and the two abutment rods are mirror-imaged along the central axis of the fixed block.

[0009] Preferably, the rotating member consists of a rotating block, a rotating plate, a connecting rod and a moving ball, the inner wall of the rotating block is provided with a rotating hole, and the inner wall of the rotating hole is rotatably connected to the outer wall of the supporting block, one side of the rotating block is fixedly connected to one side of the rotating plate, and the inner wall of the rotating plate is provided with a moving groove, the inner wall of the moving groove is movably abutted against the outer wall of the moving rod, and the outer wall of the bottom of the rotating plate is movably abutted against the outer wall of the connecting block, the other side of the rotating plate is fixedly connected to one end of the connecting rod, and the outer wall of the moving ball is provided with a connecting hole, and the inner wall of the connecting hole is fixedly plugged into the outer wall of the other end of the connecting rod.

[0010] Preferably, the valve component includes a sealing ring, a sealing ball, a resisting spring and a fixing ring, the outer wall of the sealing ring is fixedly connected to the inner wall on one side of the blowing hole, and the inner wall on one side of the sealing ring is movably abutted against the outer wall of the sealing ball, the outer wall of the sealing ball is fixedly connected to the inner wall on one side of the resisting spring, and the other side of the resisting spring is fixedly connected to one side of the fixing ring, and the outer wall of the fixing ring is fixedly connected to the inner wall on the other side of the blowing hole.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] In the utility model, when wearing a hard corneal contact lens, the hard corneal contact lens is attached to the wearing piece, and the air bag is squeezed and pressed. The air in the air bag enters the sliding tube to push the pushing piston to slide. The pushing piston pushes the wearing piece to slide through the pushing tube, so that the hard corneal contact lens is attached to the eyeball. When the pushing piston is pressed against the connecting plate, the air in the sliding tube squeezes and pushes the sealing ball, so that the air is blown out from the blowing hole two through the air outlet hole one, the sealing ring and the pushing tube, so that the hard corneal contact lens is separated from the wearing piece, thereby completing the wearing of the hard corneal contact lens, which brings convenience to people.

[0013] In the utility model, when the push tube slides, the connecting block is driven to slide through the fixed block, the connecting block drives the moving rod to slide, the moving rod slides through the moving groove to drive the rotating plate and the rotating block to rotate along the supporting block, the rotating plate drives the moving ball to rotate through the connecting rod, so that the moving ball can open people's eyelids, making it more convenient for people to wear hard corneal contact lenses, which brings convenience to people's use. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 It is an exploded view of the valve component in the utility model.

[0018] In the figure: 1. base; 101. pressing airbag; 102. sliding tube; 103. connecting plate; 104. supporting block; 2. pushing member; 201. pushing piston; 202. pushing tube; 203. wearing piece; 3. abutting member; 301. fixing block; 302. connecting block; 303. abutting rod; 4. rotating member; 401. rotating block; 402. rotating plate; 403. connecting rod; 404. abutting ball; 5. valve member; 501. sealing ring; 502. sealing ball; 503. abutting spring; 504. fixing ring. DETAILED DESCRIPTION

[0019] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4The utility model provides a technical solution: a wearing device for hard corneal contact lenses, including a base 1, the inner wall of the base 1 is slidably connected to the outer wall of a pushing member 2, the outer wall of the pushing member 2 is fixedly connected to the inner wall of a resisting member 3, the outer wall of the resisting member 3 is movably abutted against the inner wall of a rotating member 4, and the inner wall of the rotating member 4 is rotatably connected to the outer wall of the base 1.

[0021] The inner wall of the base 1 is fixedly connected to the outer wall of the valve member 5 . There are two rotating members 4 , and both rotating members 4 are mirror-disposed along the central axis of the base 1 .

[0022] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the base 1 includes a pressing airbag 101, a sliding tube 102, a connecting plate 103 and a supporting block 104. The outer wall of one side of the pressing airbag 101 is fixedly connected to the inner wall of one end of the sliding tube 102, and the inner wall of the other end of the sliding tube 102 is fixedly connected to the outer wall of the connecting plate 103. The outer wall of the other end of the sliding tube 102 is fixedly bonded to the outer wall of the bottom of the supporting block 104, and the inner wall of the connecting plate 103 is respectively provided with sliding holes and air holes. There are two supporting blocks 104, and the two supporting blocks 104 are mirror-imaged along the central axis of the sliding tube 102.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the pushing member 2 is composed of a pushing piston 201, a pushing tube 202 and a wearing piece 203. The outer wall of the pushing piston 201 is slidably connected to the inner wall of the sliding tube 102 close to the pressing airbag 101, and one side of the pushing piston 201 is fixedly connected to one end of the pushing tube 202. The outer wall of the pushing tube 202 is slidably connected to the inner wall of the sliding hole, and the other end of the pushing tube 202 passes through one side of the connecting plate 103 and extends to the other side. The end of the pushing tube 202 on the other side of the connecting plate 103 is connected to the inner wall of the sliding hole. One side of the wearing piece 203 is fixedly connected, and the inner wall of the pushing piston 201 is provided with a blowing hole 1, and the inner wall of the wearing piece 203 is provided with a blowing hole 2. When wearing a hard corneal contact lens, the hard corneal contact lens is attached to the wearing piece 203, and the air bag 101 is squeezed and pressed. The air in the pressing air bag 101 enters the sliding tube 102 to push the pushing piston 201 to slide. The pushing piston 201 pushes the wearing piece 203 to slide through the pushing tube 202, so that the hard corneal contact lens fits on the eyeball.

[0024] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the abutment 3 includes a fixed block 301, a connecting block 302 and a abutment rod 303. A fixing hole is provided on the inner wall of the fixed block 301, and the inner wall of the fixing hole is fixedly connected to the outer wall of the pushing tube 202 on the other side of the connecting plate 103. The top of the fixed block 301 is fixedly connected to the bottom of the connecting block 302. The front of the inner wall of the connecting block 302 is fixedly connected to one end of the back side of the abutment rod 303, and one end of the front side of the abutment rod 303 is fixedly connected to the back side of the inner wall of the connecting block 302. There are two connecting blocks 302 and two abutment rods 303, and the two connecting blocks 302 and the two abutment rods 303 are mirror-imaged along the central axis of the fixed block 301. When the pushing tube 202 slides, the connecting block 302 is driven to slide by the fixed block 301, and the connecting block 302 drives the abutment rod 303 to slide.

[0025] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the rotating member 4 is composed of a rotating block 401, a rotating plate 402, a connecting rod 403 and an abutting ball 404. The inner wall of the rotating block 401 is provided with a rotating hole, and the inner wall of the rotating hole is rotatably connected to the outer wall of the supporting block 104. One side of the rotating block 401 is fixedly connected to one side of the rotating plate 402, and the inner wall of the rotating plate 402 is provided with an abutting groove, the inner wall of the abutting groove is movably abutted against the outer wall of the abutting rod 303, and the outer wall of the bottom of the rotating plate 402 is connected to the connecting block 304. 02 is movably abutted against the outer wall of the rotating plate 402, the other side of the rotating plate 402 is fixedly connected to one end of the connecting rod 403, and a connecting hole is opened on the outer wall of the moving ball 404, the inner wall of the connecting hole is fixedly plugged into the outer wall of the other end of the connecting rod 403, the moving rod 303 slides through the moving groove to drive the rotating plate 402 and the rotating block 401 to rotate along the supporting block 104, the rotating plate 402 drives the moving ball 404 to rotate through the connecting rod 403, so that the moving ball 404 can open people's eyelids.

[0026] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the valve member 5 includes a sealing ring 501, a sealing ball 502, a resisting spring 503 and a fixing ring 504. The outer wall of the sealing ring 501 is fixedly connected to the inner wall of one side of the blowing hole, and the inner wall of one side of the sealing ring 501 is movably abutted against the outer wall of the sealing ball 502. The outer wall of the sealing ball 502 is fixedly connected to the inner wall of one side of the resisting spring 503, and the other side of the resisting spring 503 is fixedly connected to one side of the fixing ring 504. The outer wall of the fixing ring 504 is fixedly connected to the inner wall of the other side of the blowing hole. When the piston 201 is pushed against the connecting plate 103, the air in the sliding tube 102 squeezes and pushes the sealing ball 502, so that the air is blown out from the blowing hole 2 through the outlet hole 1, the sealing ring 501 and the pushing tube 202, so that the hard corneal contact lens is separated from the wearing piece 203.

[0027] The use method and advantages of the utility model: When the wearing device of the hard corneal contact lens is working, the working process is as follows:

[0028] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, when wearing a hard corneal contact lens, the hard corneal contact lens is attached to the wearing piece 203, and the airbag 101 is squeezed and pressed. The air in the airbag 101 enters the sliding tube 102 to push the pushing piston 201 to slide. The pushing piston 201 pushes the wearing piece 203 to slide through the pushing tube 202, so that the hard corneal contact lens fits on the eyeball. When the pushing piston 201 is pressed against the connecting plate 103, the air in the sliding tube 102 squeezes and pushes the sealing ball 502, so that the air passes through the air outlet hole 1 and the sealing ring 501. And the push tube 202 blows out from the second blowing hole to separate the hard corneal contact lens from the wearing piece 203, thereby completing the wearing of the hard corneal contact lens. When the push tube 202 slides, it drives the connecting block 302 to slide through the fixed block 301, and the connecting block 302 drives the moving rod 303 to slide. The moving rod 303 slides through the moving groove to drive the rotating plate 402 and the rotating block 401 to rotate along the supporting block 104. The rotating plate 402 drives the moving ball 404 to rotate through the connecting rod 403, so that the moving ball 404 can open people's eyelids.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A hard contact lens wearing device, comprising a base (1), characterized in that: The inner wall of the base (1) is slidably connected to the outer wall of the pushing member (2), the outer wall of the pushing member (2) is fixedly connected to the inner wall of the abutting member (3), the outer wall of the abutting member (3) is movably abutted against the inner wall of the rotating member (4), and the inner wall of the rotating member (4) is rotatably connected to the outer wall of the base (1); The inner wall of the base (1) is fixedly connected to the outer wall of the valve member (5), the number of the rotating members (4) is two, and the two rotating members (4) are both mirror-arranged along the central axis of the base (1).

2. A hard contact lens wearing device according to claim 1, characterized in that: The base (1) comprises a pressing airbag (101), a sliding tube (102), a connecting plate (103) and a supporting block (104); the outer wall of one side of the pressing airbag (101) is fixedly connected to the inner wall of one end of the sliding tube (102), and the inner wall of the other end of the sliding tube (102) is fixedly connected to the outer wall of the connecting plate (103); the outer wall of the other end of the sliding tube (102) is fixedly bonded to the outer wall of the bottom of the supporting block (104), and the inner wall of the connecting plate (103) is respectively provided with sliding holes and air holes; the number of the supporting blocks (104) is two, and the two supporting blocks (104) are arranged in a mirror image along the central axis of the sliding tube (102).

3. A hard contact lens wearing device according to claim 2, characterized in that: The pushing member (2) is composed of a pushing piston (201), a pushing tube (202) and a wearing piece (203); the outer wall of the pushing piston (201) is slidably connected to the inner wall of the sliding tube (102) close to the pressing airbag (101), and one side of the pushing piston (201) is fixedly connected to one end of the pushing tube (202); the outer wall of the pushing tube (202) is slidably connected to the inner wall of the sliding hole, and the other end of the pushing tube (202) penetrates one side of the connecting plate (103) and extends to the other side; one end of the pushing tube (202) located on the other side of the connecting plate (103) is fixedly connected to one side of the wearing piece (203), and the inner wall of the pushing piston (201) is provided with a first blowing hole, and the inner wall of the wearing piece (203) is provided with a second blowing hole.

4. A hard contact lens wearing device according to claim 3, characterized in that: The abutment member (3) comprises a fixed block (301), a connecting block (302) and an abutment rod (303); a fixing hole is provided on the inner wall of the fixed block (301), and the inner wall of the fixing hole is fixedly connected to the outer wall of the push tube (202) located on the other side of the connecting plate (103); the top of the fixed block (301) is fixedly connected to the bottom of the connecting block (302); the front of the inner wall of the connecting block (302) is fixedly connected to one end of the back of the abutment rod (303), and one end of the front of the abutment rod (303) is fixedly connected to the back of the inner wall of the connecting block (302); the number of the connecting blocks (302) and the abutment rod (303) is two, and the two connecting blocks (302) and the two abutment rods (303) are mirror-imaged along the central axis of the fixed block (301).

5. A hard contact lens wearing device according to claim 4, characterized in that: The rotating member (4) is composed of a rotating block (401), a rotating plate (402), a connecting rod (403) and a moving ball (404); a rotating hole is provided on the inner wall of the rotating block (401), and the inner wall of the rotating hole is rotatably connected to the outer wall of the supporting block (104); one side of the rotating block (401) is fixedly connected to one side of the rotating plate (402), and a moving groove is provided on the inner wall of the rotating plate (402); the inner wall of the moving groove is movably abutted against the outer wall of the moving rod (303), and the outer wall of the bottom of the rotating plate (402) is movably abutted against the outer wall of the connecting block (302); the other side of the rotating plate (402) is fixedly connected to one end of the connecting rod (403), and a connecting hole is provided on the outer wall of the moving ball (404), and the inner wall of the connecting hole is fixedly plugged into the outer wall of the other end of the connecting rod (403).

6. A hard contact lens wearing device according to claim 3, characterized in that: The valve member (5) comprises a sealing ring (501), a sealing ball (502), a resisting spring (503) and a fixing ring (504); the outer wall of the sealing ring (501) is fixedly connected to the inner wall of one side of the blowing hole, and the inner wall of one side of the sealing ring (501) is movably abutted against the outer wall of the sealing ball (502); the outer wall of the sealing ball (502) is fixedly connected to the inner wall of one side of the resisting spring (503), and the other side of the resisting spring (503) is fixedly connected to one side of the fixing ring (504); and the outer wall of the fixing ring (504) is fixedly connected to the inner wall of the other side of the blowing hole.

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