Homocentric-square-shaped buckle type hinge-free and screw-free glasses leg structure, glasses frame and glasses

Abstract

The utility model relates to the technical field of glasses and glasses accessories, in particular to a clip-type hinge-free screw-free glasses leg structure, a glasses frame and glasses. A clip type hinge-free screw-free glasses leg structure comprises a glasses leg, two glasses leg buckles are arranged at one end of the glasses leg, a glasses leg tongue extends out of the space between the two glasses leg buckles, and the glasses leg buckles are provided with clamping convex nails; the buckling piece is used for being movably connected with a pile head mounted on a spectacle frame and comprises two buckling parts and buckling top connecting parts respectively connected to the two buckling parts, and a tongue inserting opening allowing the spectacle leg tongue to be inserted is formed between the two buckling parts; the buckling part is provided with a clamping groove into which the glasses leg buckle is inserted, and a buckling position hole into which the clamping convex nail is clamped is formed in the clamping groove. According to the scheme, compared with the prior art in the document I, the structural connection is compact and not prone to loosening, firmness is improved, and meanwhile the problems that parts are exposed and prone to falling apart are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of glasses and glasses accessories, in particular to a return-shaped buckle-type hinge-free and screw-free glasses leg structure, a glasses frame and glasses. Background Art

[0002] Glasses are simple optical devices made to correct vision or protect the eyes, and are mainly composed of lenses, frames, temples and nose pads. When in use, the frame with lenses is placed in front of the user's eyes, using the lenses to change the user's vision, while the nose pads are placed on the user's nose bridge, and the temples are placed on the user's ears to keep the user wearing the glasses normally. In addition, the glasses as a whole also have a beautifying and decorative effect. A pair of glasses with a beautiful external shape can not only increase the sales of the product, but also provide a better decorative effect for the wearer.

[0003] The Chinese utility model patent with publication number CN217739637U (hereinafter referred to as document 1) discloses a glasses frame and glasses. The glasses frame includes a glasses frame, a stud and glasses legs. The glasses frame is used to install lenses. During assembly, the glasses legs and the glasses frame can be rotatably connected by simply engaging a hook with a clamping column, without the need to use screws to hinge the glasses frame and the glasses legs, thereby eliminating the need for screws, simplifying the glasses assembly process, and improving assembly production efficiency. During disassembly, the hook only needs to be detached from the clamping column, which is convenient for disassembly and maintenance. When a component is damaged, only the damaged component needs to be replaced, without the need to replace the entire glasses frame, and the cost is low.

[0004] However, the solution of Document 1 still has the following shortcomings: the hook is easily exposed, and the overall structure is not strong enough and is easy to fall apart. Utility Model Content

[0005] The purpose of the utility model is to provide a hingeless and screwless eyeglass leg structure, an eyeglass frame and eyeglasses in view of the deficiencies in the prior art, so as to avoid the exposure of parts and components and improve the firmness of the overall structure.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions: a circular buckle-type hingeless and screwless eyeglass leg structure, comprising:

[0007] A temple, one end of which is provided with two temple buckles and a temple tongue extending from between the two temple buckles, wherein the temple buckle is provided with a locking stud;

[0008] The buckle piece is used for movably connecting with the pile head installed on the frame, comprising two buckle parts and buckle top connecting parts respectively connected to the two buckle parts, and an insertion tongue opening for the temple tongue to be inserted is formed between the two buckle parts; the buckle part is provided with a card slot for the temple buckle to be inserted, and the card slot is provided with a buckle hole for the buckle convex nail to be inserted.

[0009] As a further solution of the utility model: an axial hole is provided at one end of the buckle portion away from the clamping slot.

[0010] As a further solution of the utility model: a spacer is provided in the card slot to separate the card slot into an L-shaped structure, a buckle top connected to the buckle top connecting part extends out from one end of the buckle piece close to the card slot, and the temple buckle is a temple spring buckle. Specifically, the card slot forms a buckle slot, and the spacer forms a circular buckle position. The buckle part is in an R-shaped structure. The height of the spacer is not greater than the distance between the temple buckle and the temple tongue, so as to ensure that the convex nail can be inserted into the buckle hole, and the spacer can be inserted into the gap between the temple buckle and the temple tongue, so as to improve the adaptability and compactness, and further improve the overall firmness and avoid exposure.

[0011] As a further solution of the utility model: the temple tongue is a temple elastic tongue, the temple tongue is bent and forms a predetermined angle with the temple;

[0012] Satisfy formula 1:

[0013] Among them, α is the angle between m and n, m is the direction of the temple buckle inserted into the slot, n is the direction between the axial hole and the buckle hole, β is the predetermined angle between the temple tongue and the temple; p is the distance between the axial hole and the buckle hole, and q is the distance from the end of the temple tongue away from the clamping convex nail to the clamping convex nail. Specifically, it is ensured that the abutment part of one end of the axial nail on the pile head can always abut against the temple tongue, and the elastic force of the temple tongue is also ensured to realize the contraction and extension of the temple, and there is a certain sense of frustration when the contraction and extension are realized, which improves the user experience.

[0014] As a further solution of the utility model: the buckle connection part and the buckle top connection part are integrally formed, a bending position is formed between the buckle connection part and the buckle top connection part, and the buckle connection part and the buckle top connection part are obtained by bending the buckle part along the bending position.

[0015] As a further solution of the utility model: the circular clip-on hingeless and screwless eyeglass leg structure also includes a stud, and the end of the stud away from the frame is provided with an abutment portion matching the tongue of the eyeglass leg and an axial pin matching the axial hole.

[0016] As a further solution of the utility model: a spectacle frame, comprising any one of the aforementioned snap-on hingeless and screwless spectacle leg structures, further comprising:

[0017] Frames, to hold the lenses; and

[0018] The pile head is installed on the frame, and the end away from the frame is provided with an abutment portion matching the tongue of the temple and an axial position nail matching the axial position hole. During assembly, the first step is to install the temple into the buckle. When installing, the temple buckle will open outward due to the thrust, and push the card slot inward until the card convex nail is snapped into the buckle hole. The second step is that after the temple and the buckle form a whole, the original metal toughness and elasticity of the buckle part of the buckle can be opened up and down, and the axial position nail on the pile head is installed into the axial position hole on the buckle under the premise that the tongue of the temple presses the abutment portion of the pile head, thus forming a hingeless and screwless temple structure and glasses frame. When the temple is folded, the temple and the wooden pile are 180 degrees in the unfolded state, and are first bent to 150 degrees and then 135 degrees when folded. When the temple is completely folded, it is 90 degrees with the wooden pile.

[0019] As a further solution of the utility model: the temple tongue is inserted into the tongue insertion opening, the temple buckle is inserted into the slot, the locking convex nail is snapped into the buckle hole, the abutment portion abuts against the side of the temple tongue facing the frame when the temple is folded, and the axial nail is snapped into the axial hole.

[0020] The utility model also provides another technical solution: a pair of glasses, comprising lenses and a glasses frame, wherein the glasses frame is the glasses frame described above.

[0021] Beneficial effects of the utility model:

[0022] This solution is provided with a temple tongue and two temple buckles distributed on both sides of the temple tongue on the temple, and a convex nail is provided on the temple buckle; a buckle is provided for active connection with the stud on the frame, so that the temple tongue can abut against the stud to realize the contraction and expansion of the temple; a card slot, a tongue insertion opening and a buckle hole are provided on the buckle, and the temple tongue on the temple is inserted into the tongue insertion opening and continuously extended, and during the process, the temple buckle on the temple is aligned and inserted into the card slot on the buckle connection part until the convex nail is inserted into the buckle hole to realize the buckle and clamping, so as to form a circular buckle structure. When the temple buckle is inserted into the card slot, the convex nail can be guided to move, so as to ensure that the convex nail can be accurately inserted into the buckle hole to realize the fastening connection, and the card slot can also store the temple buckle to avoid exposure, and the temple tongue inserted into the tongue insertion opening can also further avoid the exposure of parts. Compared with the prior art such as document 1, the structural connection of this solution is compact and not easy to loosen, which improves the firmness while avoiding the problems of exposed parts and easy falling apart. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall planar structure and partial structure of the utility model.

[0024] Figure 2 for Figure 1 A schematic diagram of a partial structure and an enlarged local structure from another plane perspective.

[0025] Figure 3 The schematic diagrams are two planar structural perspective diagrams of the fastener of the utility model when it is not bent (i.e., in the unfolded state).

[0026] Figure 4 for Figure 1 Schematic diagram of the structural decomposition.

[0027] Figure 5 for Figure 4 Schematic diagram of the structure from another plane perspective.

[0028] Figure 6 It is a schematic diagram of the planar structure of the glasses frame or the glasses of the utility model when the temples are in an unfolded state.

[0029] Figure 7 It is a schematic structural diagram of the buckle and the temple of the utility model in two different plane viewing angles when they are in a separated state.

[0030] Figure 8 for Figure 7 A schematic plan view of the structure when the temple tongue of the corresponding temple is inserted into the tongue insertion opening of the buckle.

[0031] Fig. 9 For Figure 8 Continue to install on the basis of, a structural schematic diagram after the buckle and the temple are installed.

[0032] Fig.10 For Fig. 9 Based on the above, two planar structural schematic diagrams are provided for pre-installing the pile head and the fastener.

[0033] Fig.11 For Fig.10 Based on the above, a schematic diagram of the structure of the fastener and the pile head during the installation process.

[0034] Fig.12 For Fig.11 Based on the above, a schematic diagram of the structure after the fastener and the pile head are installed.

[0035] Fig.13 It is a schematic structural diagram of the glasses frame or the temples of the glasses of the utility model from an unfolded state to a folded state.

[0036] Fig.14It is a structural schematic diagram of the geometric relationship between the fastener and the temple of the utility model.

[0037] Reference numerals include:

[0038] 1—Template,

[0039] 11- temple buckle, 12- temple tongue,

[0040] 111—card convex nail;

[0041] 2—Fasteners,

[0042] 21 - buckle connection part, 22 - buckle top connection part, 23 - tongue insertion, 24 - bending position,

[0043] 211—card slot, 212—axis hole, 213—buckle top,

[0044] 2111—buckle hole, 2112—spacer;

[0045] 3—Mirror frame,

[0046] 31 - pile head,

[0047] 311 - abutment portion, 312 - axial pin. DETAILED DESCRIPTION

[0048] 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. It is understood that the drawings are only provided for reference and illustration, and are not used to limit the present invention. The connection relationship shown in the drawings is only for the convenience of clear description and does not limit the connection method.

[0049] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention.

[0050] like Figure 1 to Figure 14 As shown, in an embodiment of the utility model, a hingeless and screwless eyeglass leg structure is provided, comprising: an eyeglass leg 1 and a fastener 2. Among them:

[0051] A temple 1, one end of which is provided with two temple buckles 11 and a temple tongue 12 extending from between the two temple buckles 11, and the temple buckle 11 is provided with a locking convex nail 111;

[0052] The buckle 2 is used to be movably connected with the stud 31 installed on the frame 3, and includes two buckle parts 21 and buckle top connecting parts 22 respectively connected to the two buckle parts 21, and an insertion tongue opening 23 for the temple tongue 12 to be inserted is formed between the two buckle parts 21; the buckle part 21 is provided with a slot 211 for the temple buckle 11 to be inserted, and a buckle hole 2111 is provided in the slot 211 for the buckle convex nail 111 to be inserted. Specifically, the buckle 2 adopts a circular buckle structure.

[0053] In this solution, a temple tongue 12 and two temple buckles 11 distributed on both sides of the temple tongue 12 are provided on the temple 1, and a locking convex nail 111 is provided on the temple buckle 11; a buckle connection part 2 is provided for movably connecting with the stud 31 on the frame 3, so that the temple tongue 12 can abut against the stud 31 to realize the contraction and extension of the temple 1; a locking groove 211, a tongue insertion opening 23 and a buckle hole 2111 are provided on the buckle connection part 2, and the temple tongue 12 on the temple 1 is inserted into the tongue insertion opening 23 and continuously extended. During the process, the temple buckle 11 on the temple 1 is inserted into the locking groove 211 on the buckle connection part 21 until the locking convex nail 111 is locked into the buckle hole 2111 to achieve buckling and tightening, so as to form a circular buckle structure. When the temple buckle 11 is inserted into the slot 211, the locking convex nail 111 can be guided to move, ensuring that the locking convex nail 111 can be accurately locked into the buckle hole 2111 to achieve a fastened connection, and the slot 211 can also store the temple buckle 11 to avoid exposure, and the temple tongue 12 inserted into the tongue insertion port 23 can further avoid the exposure of parts. Compared with the prior art such as document 1, the structural connection of this solution is compact and not easy to loosen, which improves the firmness while avoiding the problem of exposed parts and easy to fall apart.

[0054] In one embodiment, Figure 4 and Figure 5 As shown, an end of the buckle portion 21 away from the clamping slot 211 is provided with an axial hole 212. Specifically, two axial holes 212 are provided.

[0055] In another embodiment, Figure 3-Figure 5 As shown, a spacer 2112 is provided in the slot 211 to separate the slot 211 into an L-shaped structure, and a buckle top portion 213 connected to the buckle top connection portion 22 extends from one end of the buckle 2 close to the slot 211, and the temple buckle 11 is a spring buckle of the temple 1. Specifically, the slot 211 forms a buckle slot, and the spacer 2112 forms a circular buckle position. The buckle portion 21 is an R-shaped structure. The height of the spacer 2112 is not greater than the distance between the temple buckle 11 and the temple tongue 12, so as to ensure that the convex nail 111 can be inserted into the buckle hole 2111, and the spacer 2112 can be inserted into the gap between the temple buckle 11 and the temple tongue 12, so as to improve the adaptability and compactness, and further improve the overall firmness and avoid exposure.

[0056] In yet another embodiment, Fig.13 and Fig.14 As shown, the temple tongue 12 is a spring tongue of the temple 1, and the temple tongue 12 is bent and forms a predetermined angle with the temple 1;

[0057] Satisfy formula 1:

[0058] Among them, α is the angle between m and n, m is the direction in which the temple buckle 11 is inserted into the slot 211, n is the direction between the axial hole 212 and the buckle hole 2111, β is the predetermined angle between the temple tongue 12 and the temple 1; p is the distance between the axial hole 212 and the buckle hole 2111, and q is the distance from the end of the temple tongue 12 away from the convex nail 111 to the convex nail 111. Specifically, it is ensured that the abutting portion 311 at one end of the axial nail 312 on the pile head 31 can always abut against the temple tongue 12, and the elastic force of the temple tongue 12 is also ensured to realize the retraction and extension of the temple 1, and a certain sense of frustration is achieved when retracting and extending, thereby improving the user experience.

[0059] In yet another embodiment, Figure 3 As shown, the buckle portion 21 and the buckle top connection portion 22 are integrally formed, and a bending position 24 is formed between the buckle portion 21 and the buckle top connection portion 22. The buckle portion 21 and the buckle top connection portion 22 are obtained by bending the buckle member 2 along the bending position 24. Specifically, the bending position 24 is a pre-folding line.

[0060] In another embodiment, the circular snap-on hingeless and screwless eyeglass leg structure further includes a stud 31 , and an end of the stud 31 away from the frame 3 is provided with an abutment portion 311 matching the earpiece tongue 12 and an axial pin 312 matching the axial hole 212 .

[0061] In another embodiment, if Figure 1-Figure 14 As shown, a spectacle frame includes any one of the aforementioned snap-on hingeless and screwless spectacle leg structures, and also includes: a spectacle frame 3 and a stud 31. Wherein:

[0062] A lens frame 3, used for mounting the lens;

[0063] The stud 31 is mounted on the frame 3, and one end away from the frame 3 is provided with an abutment portion 311 matching the temple tongue 12 and an axial pin 312 matching the axial hole 212. Specifically, the axial pin 312 is a square structure or a pin structure.

[0064] In this solution, a temple tongue 12 and two temple buckles 11 distributed on both sides of the temple tongue 12 are provided on the temple 1, and a convex nail 111 is provided on the temple buckle 11; a fastening member 2 is provided for movably connecting with the stud 31 on the frame 3, so that the temple tongue 12 can abut against the stud 31 to realize the contraction and extension of the temple 1, specifically, an axial hole 212 is provided on the fastening member 2, and the stud 31 is provided with an axial nail 312 that is inserted into the axial hole 212, thereby realizing the movable connection; a clamping groove 211, a tongue insertion opening 23 and a buckling hole 2111 are provided on the buckling member 2, and the temple tongue 12 on the temple 1 is inserted into the tongue insertion opening 23 and continuously extended, and during the process, the temple buckle 11 on the temple 1 is inserted into the clamping groove 211 on the buckling part 21 until the convex nail 111 is inserted into the buckling hole 2111 to achieve buckling and clamping. When the temple buckle 11 is inserted into the slot 211, the convex nail 111 can be guided to move, ensuring that the convex nail 111 can be accurately inserted into the buckle hole 2111 to achieve a fastened connection, and the slot 211 can also accommodate the temple buckle 11 to avoid exposure, and the temple tongue 12 inserted into the tongue insertion port 23 can further avoid the exposure of parts. Compared with the prior art such as document 1, the structural connection of this solution is compact and not easy to loosen, which improves the firmness while avoiding the problem of exposed parts and easy to fall apart. And a hinge-free and screw-free connection is achieved.

[0065] In another embodiment, if Figure 4 to Figure 12As shown, the temple tongue 12 is inserted into the tongue opening 23, the temple buckle 11 is inserted into the slot 211, the locking convex nail 111 is locked into the buckle hole 2111, the abutment portion 311 abuts against the side of the temple tongue 12 facing the frame 3 when the temple 1 is folded, and the axial nail 312 is locked into the axial hole 212. In this solution, a temple tongue 12 and two temple buckles 11 distributed on both sides of the temple tongue 12 are provided on the temple 1, and a convex nail 111 is provided on the temple buckle 11; a fastening member 2 is provided for movably connecting with the stud 31 on the frame 3, so that the temple tongue 12 can abut against the stud 31 to realize the contraction and extension of the temple 1, specifically, an axial hole 212 is provided on the fastening member 2, and the stud 31 is provided with an axial nail 312 that is inserted into the axial hole 212, thereby realizing the movable connection; a clamping groove 211, a tongue insertion opening 23 and a buckling hole 2111 are provided on the buckling member 2, and the temple tongue 12 on the temple 1 is inserted into the tongue insertion opening 23 and continuously extended, and during the process, the temple buckle 11 on the temple 1 is inserted into the clamping groove 211 on the buckling part 21 until the convex nail 111 is inserted into the buckling hole 2111 to achieve buckling and clamping. When the temple buckle 11 is inserted into the slot 211, the convex nail 111 can be guided to move, ensuring that the convex nail 111 can be accurately inserted into the buckle hole 2111 to achieve a fastened connection, and the slot 211 can also accommodate the temple buckle 11 to avoid exposure, and the temple tongue 12 inserted into the tongue insertion port 23 can further avoid the exposure of parts. Compared with the prior art such as document 1, the structural connection of this solution is compact and not easy to loosen, which improves the firmness while avoiding the problem of exposed parts and easy to fall apart. And a hinge-free and screw-free connection is achieved.

[0066] In another embodiment, a pair of glasses includes lenses and a glasses frame, wherein the glasses frame is the glasses frame described above.

[0067] The utility model is a hingeless and screwless eyeglass leg structure of a hingeless and screwless eyeglass leg structure, which combines the buckle and lever principles: before the buckle 2, i.e. the return buckle, is formed, the outer shape and the axial hole 212, the buckle hole 2111, the slot 211 and the spacer 2112 are cut out first, and then the outer shape and the axial hole 212, the buckle hole 2111, the slot 211 and the spacer 2112 are cut out. Figure 3 The bending position 24 forms a pre-folding line, so that the buckle 2 bends out a final complete buckle structure. The temple 1 is pushed into the slot 211 on the buckle 2 through the temple buckle 11, and the convex nail 111 is nailed into the buckle hole 2111 due to the toughness of the material. Figure 6As indicated by the arrow, the temple buckle 11 is completely buckled into and positioned on the buckle 2, forming a downward pressure in the middle of the lever. The buckle top 213 and the buckle top connection 22 not only cooperate with the slot 211 and the spacer 2112 to form a downward pressure in the middle of the lever, but also serve as a top force at one end of the lever principle, specifically generating an upward top force. The pile head 31 is buckled into the axial hole 212 of the buckle 21 through the axial nail 312, which can play a rotating role and serve as an upward top force at one end, forming a complete lever principle. The temple tongue 12 presses the abutment 311 of the pile head 31, and the temple tongue 12 bends inward. When pressing the abutment 311 of the pile head 31, pressure is formed inward, making the structure of the entire temple 1 more stable. The structural design of the utility model is ingenious and concise, saves production costs, changes the traditional glasses feet that require welding, hinges, and screws, and enables the temples to have a certain external elastic force, making the glasses more comfortable to wear.

[0068] When assembling, the first step is to refer to Figure 7~Figure 9 , the temple 1 is installed into the buckle 2. When the temple buckle 11 is installed, it will open outward due to the thrust, and push it into the card slot 211 until the card convex nail 111 is locked into the buckle hole 2111. The second step, refer to Figure 10~Figure 12 After the temple 1 and the buckle 2 form an integral whole, the original metal toughness and elasticity of the buckle part 21 of the buckle 2 can be opened upward and downward, and the axial pin 312 on the pile head 31 is installed into the axial hole 212 on the buckle 2 under the premise that the temple tongue 12 presses the abutment part 311 of the pile head 31, thereby forming a circular snap-on structure of hinge-free and screw-free temple 1 and eyeglass frame 3.

[0069] When the temple 1 is folded and extended, refer to Fig.13 When the temple 1 is in the unfolded state, it is 180° to the wooden stake. When folded, it is first bent to 150°, then to 135°. When the temple 1 is fully folded, it is 90° to the wooden stake.

[0070] In the specification and claims of the present application, the words "include / comprise" and the words "have / include" and their variations are used to specify the existence of stated features, values, steps or components, but do not exclude the existence or addition of one or more other features, values, steps, components or combinations thereof.

[0071] Some features of the present invention are described in different embodiments for clarity of description, however, these features may also be described in combination in a single embodiment. Conversely, some features of the present invention are described in only a single embodiment for brevity, however, these features may also be described in different embodiments alone or in any suitable combination.

[0072] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A snap-on, hingeless, screwless eyeglass leg structure, characterized in that: include: A temple (1), one end of which is provided with two temple buckles (11) and a temple tongue (12) extending from between the two temple buckles (11), wherein the temple buckle (11) is provided with a locking convex nail (111); and A buckle member (2) is used for being movably connected to a pile head (31) mounted on a spectacles frame (3), comprising two buckle parts (21) and buckle top connecting parts (22) respectively connected to the two buckle parts (21), an insertion tongue opening (23) for the temple tongue (12) to be inserted is formed between the two buckle parts (21); the buckle part (21) is provided with a slot (211) for the temple buckle (11) to be inserted, and a buckle hole (2111) is provided in the slot (211) for the buckle convex nail (111) to be inserted.

2. The hingeless and screwless eyeglass leg structure of snap-on type according to claim 1, characterized in that: An axial hole (212) is provided at one end of the buckle portion (21) away from the clamping slot (211).

3. The hingeless and screwless eyeglass leg structure of snap-on type according to claim 2, characterized in that: A spacer block (2112) is provided in the card slot (211) for separating the card slot (211) into an L-shaped structure; a buckle top portion (213) connected to the buckle top connecting portion (22) extends from one end of the buckle member (2) close to the card slot (211); and the temple buckle (11) is a spring buckle of the temple (1).

4. The hingeless and screwless eyeglass leg structure of snap-on type according to claim 2, characterized in that: The temple tongue (12) is a spring tongue of the temple (1), and the temple tongue (12) is bent and forms a predetermined angle with the temple (1); Satisfy formula 1: wherein α is the angle between m and n, m is the direction in which the temple buckle (11) is inserted into the locking slot (211), n ​​is the direction from the axial hole (212) to the buckle hole (2111), β is the predetermined angle between the temple tongue (12) and the temple (1); p is the distance between the axial hole (212) and the buckle hole (2111), and q is the distance from the end of the temple tongue (12) away from the locking convex nail (111) to the locking convex nail (111).

5. The hingeless and screwless eyeglass leg structure of snap-on type according to claim 2, characterized in that: The buckle connection portion (21) and the buckle top connection portion (22) are integrally formed, a bending position (24) is formed between the buckle connection portion (21) and the buckle top connection portion (22), and the buckle connection portion (21) and the buckle top connection portion (22) are obtained by bending the buckle component (2) along the bending position (24).

6. The hingeless and screwless eyeglass leg structure of snap-on type according to claim 2, characterized in that: The circular buckle-type hingeless and screwless eyeglass leg structure further comprises a stud (31), wherein an end of the stud (31) away from the eyeglass frame (3) is provided with an abutment portion (311) matching the eyeglass leg tongue (12) and an axial pin (312) matching the axial hole (212).

7. A spectacle frame, characterized in that: The invention comprises the hingeless and screwless eyeglass leg structure of any one of claims 2 to 5, and further comprises: A frame (3) for mounting the lens; and The pile head (31) is mounted on the spectacles frame (3), and an end away from the spectacles frame (3) is provided with an abutment portion (311) matching the temple tongue (12) and an axial pin (312) matching the axial hole (212).

8. The spectacle frame according to claim 7, characterized in that: The temple tongue (12) is inserted into the tongue insertion opening (23), the temple buckle (11) is inserted into the locking groove (211), the locking convex nail (111) is locked into the buckle hole (2111), the abutment portion (311) abuts against a side of the temple tongue (12) facing the frame (3) when the temple (1) is folded, and the axial pin (312) is locked into the axial hole (212).

9. A pair of glasses, comprising lenses and a glasses frame, characterized in that: The spectacle frame is the spectacle frame according to claim 7 or 8.

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