Contact lens wet piece transfer suction head

Abstract

The utility model discloses a wet contact lens transfer suction head which comprises a connecting part, a suction head body and a disassembly and assembly mechanism, one side of the connecting part is provided with a cavity, one side of the suction head body is fixedly connected with an inserting ring body used for being inserted into the cavity, and the inner wall of the cavity is fixedly connected with a sealing ring used for tensioning the inserting ring body; according to the wet contact lens transfer suction head, the disassembly and assembly mechanism is arranged between the connecting part and the suction head body, so that after the suction head body drives the insertion ring body to be inserted into the cavity, the rod body can penetrate through the through hole, and thus the movable stop block can abut against the connecting block under the action of the tensioning force of the metal elastic piece; furthermore, the suction head body can be fixed with the connecting part, and the suction head body can be conveniently disassembled in a manner of pressing the movable stop block into the empty slot; through the arrangement, the problem that when the air inlet hole and the air inlet pipe of the suction head body are blocked, the suction head body and the air inlet pipe are inconvenient to disassemble and clean is solved, and the use convenience of the transfer suction head is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of contact lenses, in particular to a transfer suction head for wet contact lenses. Background Technique

[0002] As is well known, in the process of contact lens processing, a negative pressure suction head is required to transfer wet contact lenses. As the prior art of the transfer suction head for wet contact lenses, the Chinese Patent Network discloses a transfer suction head for wet contact lenses with the publication number of CN219116605U, which includes a cylindrical suction head body. A plurality of air inlet channels penetrating through opposite ends of the suction head body are arranged at intervals along a direction parallel to its axis inside the suction head body; one end of the suction head body is arc-shaped, and a circular plane coaxial with the suction head body is formed at the lowest point of this end of the suction head body. A plurality of air inlet channels are evenly arranged at intervals along the circumferential direction of the circular plane on the outer peripheral side of the circular plane; a plurality of grooves penetrating through opposite ends of the suction head body are evenly arranged at intervals along the circumferential direction on the outer peripheral wall of the suction head body. The advantages are: compared with the existing suction head, while ensuring the effect of the suction head sucking contact lenses, the effect of the lens detaching from the suction head is enhanced. And the suction head is not easily oxidized, not easily adhered with foreign matters, the service life of the suction head is improved, and the production efficiency is improved.

[0003] However, since the connecting part and the suction head body of the transfer suction head in the prior art are of an integral structure, when the air inlet hole and the air inlet pipe inside the suction head body are blocked by foreign matters, it is not convenient to separately remove the suction head body for cleaning, and thus the convenience of using the transfer suction head still needs to be improved; for this reason, a transfer suction head for wet contact lenses is proposed. Content of the Utility Model

[0004] The purpose of the utility model is to provide a transfer suction head for wet contact lenses to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A transfer suction head for wet contact lenses, including: a connecting part, a suction head body, and a disassembly and assembly mechanism;

[0006] A chamber is opened on one side of the connecting part. A plugging ring body for inserting into the chamber is fixedly connected to one side of the suction head body. A sealing ring for tensioning the plugging ring body is fixedly connected to the inner wall of the chamber. Air inlet holes are evenly opened on the side of the suction head body away from the connecting part;

[0007] The disassembly and assembly mechanism includes a connection block fixedly connected to the outer side of the suction head body and a rod body fixedly connected to one side of the connection part. A through groove for the rod body to penetrate is formed inside the connection block. An empty groove is formed inside the rod body. A metal elastic sheet is fixedly connected to the inner side wall of the empty groove. One side of the metal elastic sheet is fixedly connected with a movable stop block for tightly pressing against the connection block. The movable stop block is movably connected inside the empty groove.

[0008] Preferably, the number of both the connection block and the rod body is two. The two connection blocks are symmetrically arranged on the suction head body, and the two rod bodies are symmetrically arranged on the connection part.

[0009] Preferably, a connection cavity is formed on the side of the connection part away from the chamber, and one side of the connection cavity communicates with the chamber.

[0010] Preferably, the outer side of the suction head body is evenly provided with grooves distributed at equal intervals.

[0011] Preferably, a sliding groove is formed on the inner side wall of the empty groove, and a sliding block is slidably connected to the inner side wall of the sliding groove. The outer side of the movable stop block is fixedly connected with the sliding block.

[0012] Preferably, air inlet pipes are evenly and fixedly embedded inside the suction head body. One end of the air inlet pipe communicates with the air inlet hole, and the other end of the air inlet pipe is used for inserting into the chamber.

[0013] Preferably, the side of the connection cavity away from the chamber communicates with the air inlet duct of an external negative pressure device.

[0014] In summary, the present application includes at least one of the following beneficial technical effects:

[0015] By arranging a disassembly and assembly mechanism between the connection part and the suction head body in this contact lens wet sheet transfer suction head, after the suction head body drives the plug-in ring body to insert into the chamber, the rod body can penetrate the through hole, so that the movable stop block can tightly press against the connection block under the tension of the metal elastic sheet, and further the suction head body can be fixed to the connection part. And it is also convenient to disassemble the suction head body by pressing the movable stop block into the empty groove; through the above settings, the problem that it is inconvenient to disassemble and clean when the air inlet hole and the air inlet pipe of the suction head body are blocked is solved, and the convenience of using the transfer suction head is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the contact lens wet sheet transfer suction head of the present utility model;

[0017] Figure 2 is an enlarged schematic diagram of area A in the schematic structural diagram of the contact lens wet sheet transfer suction head of the present utility model;

[0018] Figure 3 Schematic diagram of the structure of the connecting block and the through groove in the transfer suction head for the wet lens of the present utility model;

[0019] Figure 4 Schematic diagram of the structure of the suction head body and the insertion ring body in the transfer suction head for the wet lens of the present utility model;

[0020] Figure 5 Schematic diagram of the internal structure of the hollow groove in the transfer suction head for the wet lens of the present utility model.

[0021] In the figure: 1. Connecting part; 10. Connecting cavity; 11. Chamber; 2. Suction head body; 20. Air inlet hole; 21. Groove; 22. Air inlet pipe; 3. Disassembly and assembly mechanism; 30. Connecting block; 31. Rod body; 32. Movable stopper; 33. Empty groove; 34. Metal elastic sheet; 35. Slide groove; 36. Through groove; 37. Sealing ring; 38. Insertion ring body; 39. Slide block. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1 - 5 , the present utility model provides a technical solution: a transfer suction head for a wet lens of a contact lens, including: a connecting part 1, a suction head body 2, and a disassembly and assembly mechanism 3.

[0024] In one embodiment, in order to enable the suction head body 2 to drive the insertion ring body 38 to be inserted into the chamber 11 after being attached to the connecting part 1, so that the sealing ring 37 can seal the connected suction head body 2 and the connecting part 1, and after a negative pressure is generated in the chamber 11, the contact lens can be fixed on the suction head body 2 under the suction action of the air inlet hole 20; a chamber 11 is opened on one side of the connecting part 1, an insertion ring body 38 for inserting into the chamber 11 is fixedly connected to one side of the suction head body 2, a sealing ring 37 for tensioning the insertion ring body 38 is fixedly connected to the inner wall of the chamber 11, and air inlet holes 20 are evenly opened on the side of the suction head body 2 away from the connecting part 1.

[0025] In one embodiment, when it is necessary to install the suction head body 2, the suction head body 2 can first drive the connecting block 30 to fit on the connecting portion 1, so that after the rod body 31 passes through the through groove 36 of the connecting block 30, the movable block 32 can move out of the empty groove 33 under the tension force of the metal elastic sheet 34, and then the movable block 32 can press the connecting block 30 against the connecting portion 1, fixing the suction head body 2 and the connecting portion 1. And by pressing the movable block 32 into the empty groove 33, it is also convenient to remove the suction head body 2 for cleaning; the disassembly and assembly mechanism 3 includes a connecting block 30 fixedly connected to the outer side of the suction head body 2 and a rod body 31 fixedly connected to one side of the connecting portion 1. A through groove 36 for the rod body 31 to pass through is provided inside the connecting block 30. An empty groove 33 is provided inside the rod body 31. A metal elastic sheet 34 is fixedly connected to the inner side wall of the empty groove 33. A movable block 32 for pressing against the connecting block 30 is fixedly connected to one side of the metal elastic sheet 34. The movable block 32 is movably connected inside the empty groove 33.

[0026] In one embodiment, in order to improve the stability after the suction head body 2 and the connecting portion 1 are fixed, the number of both the connecting block 30 and the rod body 31 is two. The two connecting blocks 30 are symmetrically arranged on the suction head body 2, and the two rod bodies 31 are symmetrically arranged on the connecting portion 1.

[0027] In one embodiment, in order to generate negative pressure inside the chamber 11 after the connecting chamber 10 is sucked under the action of the negative pressure device, a connecting chamber 10 is provided on the side of the connecting portion 1 away from the chamber 11. One side of the connecting chamber 10 is communicated with the chamber 11; in order to facilitate the negative pressure device to suck the connecting chamber 10, the side of the connecting chamber 10 away from the chamber 11 is communicated with the intake duct of the external negative pressure device.

[0028] In one embodiment, in order to facilitate reducing the contact area between the suction head body 2 and the contact lens, grooves 21 are evenly provided on the outer side of the suction head body 2 at equal intervals.

[0029] In one embodiment, in order to make the movable block 32 maintain stable linear movement under the action of the metal elastic sheet 34, thereby increasing the pressing force of the movable block 32, a sliding groove 35 is provided on the inner side wall of the empty groove 33. A sliding block 39 is slidably connected to the inner side wall of the sliding groove 35. The outer side of the movable block 32 is fixedly connected to the sliding block 39.

[0030] In one embodiment, in order to facilitate the communication between the suction holes and the chamber 11, intake pipes 22 are evenly and fixedly embedded inside the suction head body 2. One end of the intake pipe 22 is communicated with the intake hole 20, and the other end of the intake pipe 22 is used for inserting into the chamber 11.

[0031] Summarize and sort out the working steps of this solution according to the above technical solution: When in use, after the suction head body 2 fits on the connecting part 1, it can drive the insertion ring body 38 to insert into the chamber 11, so that the sealing ring 37 can seal the connected suction head body 2 and the connecting part 1. And after negative pressure is generated in the chamber 11, the contact lens can be fixed on the suction head body 2 under the suction action of the air inlet hole 20; in addition, when the suction head body 2 needs to be installed, the connecting block 30 can be first driven by the suction head body 2 to fit on the connecting part 1, so that after the rod body 31 passes through the through groove 36 of the connecting block 30, the movable block 32 can move out of the empty groove 33 under the tension force of the metal elastic piece 34, and then the movable block 32 can press the connecting block 30 against the connecting part 1 to fix the suction head body 2 and the connecting part 1. And it is also convenient to remove the suction head body 2 for cleaning by pressing the movable block 32 into the empty groove 33.

[0032] Parts not involved in the present utility model are the same as or can be implemented by the prior art. Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. Contact lens wet sheet transfer suction head, characterized in that, Including: A connecting part (1), a suction head body (2) and a disassembly and assembly mechanism (3); On one side of the connecting part (1), a chamber (11) is provided. On one side of the suction head body (2), a plugging ring body (38) for inserting into the chamber (11) is fixedly connected. On the inner wall of the chamber (11), a sealing ring (37) for tensioning the plugging ring body (38) is fixedly connected. On the side of the suction head body (2) away from the connecting part (1), air inlet holes (20) are evenly provided; The disassembly and assembly mechanism (3) includes a connecting block (30) fixedly connected to the outside of the suction head body (2) and a rod body (31) fixedly connected to one side of the connecting part (1). A through groove (36) for the rod body (31) to penetrate is provided inside the connecting block (30). An empty groove (33) is provided inside the rod body (31). A metal elastic sheet (34) is fixedly connected to the inner side wall of the empty groove (33). On one side of the metal elastic sheet (34), a movable stop block (32) for pressing against the connecting block (30) is fixedly connected. The movable stop block (32) is movably connected inside the empty groove (33).

2. The wet lens transfer suction head according to claim 1, characterized in that: The number of both the connecting block (30) and the rod body (31) is two. The two connecting blocks (30) are symmetrically arranged on the suction head body (2), and the two rod bodies (31) are symmetrically arranged on the connecting part (1).

3. The wet lens transfer suction tip according to claim 1, characterized in that: On the side of the connecting part (1) away from the chamber (11), a connecting chamber (10) is provided. One side of the connecting chamber (10) communicates with the chamber (11).

4. The transfer suction head for the wet contact lens according to claim 1, wherein: Equidistantly distributed grooves (21) are evenly provided on the outside of the suction head body (2).

5. The transfer suction tip for the wet contact lens according to claim 1, wherein: A sliding groove (35) is provided on the inner side wall of the empty groove (33). A sliding block (39) is slidably connected to the inner side wall of the sliding groove (35). The outside of the movable stop block (32) is fixedly connected to the sliding block (39).

6. The transfer suction tip for the wet contact lens according to claim 4, characterized in that: Air inlet pipes (22) are evenly and fixedly embedded inside the suction head body (2). One end of the air inlet pipe (22) communicates with the air inlet hole (20), and the other end of the air inlet pipe (22) is for inserting into the inside of the chamber (11).

7. The transfer suction tip for the wet contact lens according to claim 3, characterized in that: The side of the connecting chamber (10) away from the chamber (11) communicates with the air inlet duct of an external negative pressure device.

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