Replaceable needle fixing sleeve structure and hook needle assembly device

Abstract

The present invention discloses a replaceable needle fixing sleeve structure and a crochet needle assembly device. The replaceable needle fixing sleeve structure comprises a needle handle and a needle cap, the needle handle comprises a first end and an opposite second end, the end surface of the first end has a long strip-shaped receiving groove for accommodating a crochet needle, the needle cap penetrates a clearance hole for allowing the crochet needle to pass through, the needle cap is detachably connected to the first end, and when the needle cap is connected to the first end, the clearance hole and the receiving groove are in a relative position. The crochet needle assembly device comprises a crochet needle and the replaceable needle fixing sleeve structure, the crochet needle is inserted into the receiving groove of the needle handle of the replaceable needle fixing sleeve structure, the needle cap of the replaceable needle fixing sleeve structure is sleeved on the crochet needle and connected to the needle handle to achieve the fixation of the crochet needle and the needle handle. The replaceable needle fixing sleeve structure is easy to grasp the crochet needle and easy to replace the crochet needle to improve the mending efficiency.

Description

Technical Field

[0001] The invention relates to the field of textiles, and in particular to a replaceable needle fixing sleeve structure and a hook needle assembly device. Background Art

[0002] In the knitting industry, when knitted fabrics are knitted, a small amount of fabric defects will appear on the surface of the fabric, which needs to be mended. Since the shapes, lengths and sizes of the hooks used in different processes are different, different types of hooks are needed for mending. However, the hooks are small in structure, and it is often difficult for operators to hold the hooks when operating them for mending. The hooks are easy to fall off, making mending difficult and inefficient. Summary of the invention

[0003] Based on this, it is necessary to provide a replaceable needle fixing sleeve structure and a crochet needle assembly device that are easy to grasp and replace the crochet needle to improve the darning efficiency.

[0004] A replaceable needle fixing sleeve structure comprises a needle handle and a needle cap, wherein the needle handle comprises a first end and an opposite second end, the end surface of the first end has an accommodating groove extending along its axial direction for accommodating a crochet needle, the needle cap penetrates with a clearance hole for allowing the crochet needle to pass through, the needle cap is detachably connected to the first end, and when the needle cap is connected to the first end, the clearance hole and the accommodating groove are in relative positions.

[0005] In one embodiment, the replaceable needle fixing sleeve structure also includes an elastic limiting member, the number of the elastic limiting members is at least two, a plurality of the elastic limiting members are fixedly connected to the end surface of the first end portion and are distributed around the notch of the accommodating groove, a limiting channel for the crochet hook to pass through is formed between the plurality of the elastic limiting members, the elastic limiting members can be brought close to each other to lock the crochet hook, and a side of the needle cap that cooperates with the first end portion has a makeshift groove for accommodating the elastic limiting member.

[0006] In one embodiment, the maximum radial dimension of the combined structure composed of multiple elastic limiting parts in the reset state is larger than the slot size of the give way groove, and the radial dimension of the give way groove gradually narrows from the slot to the bottom of the groove. The needle cap is sleeved with the combined structure, and when the needle cap is sleeved on the elastic limiting part, it can gradually squeeze the multiple elastic limiting parts together to lock the hook needle.

[0007] In one embodiment, the radial cross-section of the clearance groove of the needle cap is circular, and the outer surface of the elastic limiting member is in a curved shape matching the inner wall of the clearance groove.

[0008] In one embodiment, the radial dimension of the elastic limiting member gradually decreases from one end connected to the end surface of the first end to the other end opposite thereto.

[0009] In one embodiment, the outer circumference of the needle cap is a circular surface, and the circumferential surface of the needle cap has a plurality of protrusions or grooves.

[0010] In one embodiment, the outer peripheral surface of the needle cap consists of a plane and a curved surface, or at least three planes.

[0011] In one embodiment, the replaceable needle fixing sleeve structure further includes a handle, and the handle is connected to the second end.

[0012] In one embodiment, the handle and the second end are detachably connected by embedding.

[0013] In one of the embodiments, the replaceable needle fixing sleeve structure further includes an anti-lost rope, and the anti-lost rope is connected to the needle handle or the handle.

[0014] A crochet needle assembly device comprises a crochet needle and a replaceable needle fixing sleeve structure, wherein the crochet needle is inserted into a receiving groove of a needle handle of the replaceable needle fixing sleeve structure, and the needle cap of the replaceable needle fixing sleeve structure is sleeved on the crochet needle and connected to the needle handle to achieve fixation of the crochet needle and the needle handle.

[0015] The replaceable needle fixing sleeve structure of the present invention can be used with various types of crochet hooks, and is convenient for employees to hold and operate, and the crochet hook is not easy to fall off, thereby improving production efficiency. When in use, the operator only needs to hold the needle handle, and when the crochet hook needs to be replaced, the needle cap only needs to be removed, and after the needle cap is removed, the crochet hook is taken out, and the required crochet hook is replaced and the needle cap is installed, which is convenient to operate and saves time and effort.

[0016] The replaceable needle fixing sleeve structure of the present invention is provided with an elastic limiting piece to lock the crochet hook, thereby preventing the crochet hook from falling off or loosening during use.

[0017] The replaceable needle fixing sleeve structure of the present invention is provided with a combined structure composed of multiple elastic limiting members. The maximum radial dimension of the combined structure in the reset state is greater than the slot size of the give way groove, and the radial dimension of the give way groove gradually narrows from the slot to the slot bottom, so that the automatic locking function of the needle cap can be realized. When the needle cap is arranged on the elastic limiting member, the multiple elastic limiting members can be gradually squeezed together to lock the hook needle, thereby achieving the purpose of automatic locking. When the needle cap gradually detaches from the needle handle, the elastic limiting member is reset to release the hook needle.

[0018] The outer circumference of the needle cap of the replaceable needle fixing sleeve structure of the present invention has multiple protrusions or grooves, or the outer circumference consists of a plane and a curved surface, or at least three planes. Such a configuration can achieve convenience and high comfort for the operator to hold.

[0019] The anti-lost rope provided on the replaceable needle fixing sleeve structure of the present invention can help prevent the replaceable needle fixing sleeve structure from being lost. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of a crochet assembly device according to an embodiment of the present invention;

[0021] Figure 2 for Figure 1 Exploded view of the crochet assembly shown.

[0022] Description of Reference Numerals

[0023] 10: crochet needle assembly device; 100: crochet needle; 200: replaceable needle fixing sleeve structure; 210: needle handle; 211: first end; 212: second end; 220: needle cap; 221: clearance hole; 230: elastic limiting member; 231: limiting channel; 240: handle; 250: anti-lost rope. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those generally understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0027] See also Figure 1 As shown, an embodiment of the present invention provides a crochet needle assembly device 10, including a crochet needle 100 and a replaceable needle fixing sleeve structure 200.

[0028] The replaceable needle fixing sleeve structure 200 includes a needle handle 210 and a needle cap 220. The needle handle 210 includes a first end 211 and an opposite second end 212. The end surface of the first end 211 has a receiving groove extending along the axial direction of the needle handle 210 for receiving the crochet needle 100. The needle cap 220 is penetrated by a clearance hole 221 for the crochet needle 100 to pass through. The needle cap 220 is detachably connected to the first end 211. When the needle cap 220 is connected to the first end 211, the clearance hole 221 and the receiving groove are in relative positions.

[0029] The replaceable needle fixing sleeve structure 200 also includes an elastic limiting member 230. The number of the elastic limiting members 230 is at least two. A plurality of elastic limiting members 230 are fixedly connected to the end surface of the first end portion 211 and are distributed around the notch of the accommodating groove. A limiting channel 231 for the crochet needle 100 to pass through is formed between the plurality of elastic limiting members 230. The elastic limiting members 230 can be brought close to each other to lock the crochet needle 100. The side of the needle cap 220 that cooperates with the first end portion 211 has a clearance groove for accommodating the elastic limiting member 230. The replaceable needle fixing sleeve structure 200 of the present invention is provided with an elastic limiting member 230 to achieve locking of the crochet needle 100, so as to prevent the crochet needle 100 from falling or loosening during use.

[0030] The maximum radial dimension of the combined structure composed of multiple elastic stoppers 230 in the reset state is greater than the notch dimension of the give way groove, and the radial dimension of the give way groove gradually narrows from the notch to the groove bottom. The needle cap 220 is sleeved with the combined structure. When the needle cap 220 is sleeved on the elastic stopper 230, it can gradually squeeze the multiple elastic stoppers 230 together to lock the crochet needle 100. The replaceable needle fixing sleeve structure 200 of the present invention is provided with a combination structure composed of multiple elastic stoppers 230. The maximum radial dimension of the combined structure in the reset state is greater than the notch dimension of the give way groove, and the radial dimension of the give way groove gradually narrows from the notch to the groove bottom. In this way, the automatic locking function of the needle cap 220 can be realized. When the needle cap 220 is sleeved on the elastic stopper 230, it can gradually squeeze the multiple elastic stoppers 230 together to lock the crochet needle 100, and the purpose of automatic locking can be achieved. When the needle cap 220 gradually detaches from the needle handle 210, the elastic stopper 230 is reset to release the crochet needle 100.

[0031] Furthermore, the radial cross-section of the elastic stopper 230 is triangular in shape. It is not difficult to understand that in other embodiments, the radial cross-section of the elastic stopper 230 may also be a rounded triangle, a rounded rectangle, an ellipse, or the like.

[0032] like Figure 2 As shown, the number of the elastic limiting members 230 is four. It is not difficult to understand that in other embodiments, the number of the elastic limiting members 230 can also be three, five, etc.

[0033] Preferably, the radial cross section of the clearance groove of the needle cap 220 is circular, and the outer surface of the elastic stopper 230 is a curved surface matching the inner wall of the clearance groove. The outer structure of the needle cap 220 is a tower-shaped structure with one end small and the other end large.

[0034] Furthermore, the radial dimension of the elastic limiting member 230 gradually decreases from one end connected to the end surface of the first end 211 to the other end opposite thereto.

[0035] The outer circumferential surface of the needle cap 220 is a circular surface, and the circumferential surface of the needle cap 220 has a plurality of protrusions or grooves.

[0036] Alternatively, in another embodiment, the outer circumference of the needle cap 220 is composed of a plane and a curved surface, or at least three planes. The outer circumference of the needle cap 220 of the replaceable needle fixing sleeve structure 200 of the present invention has a plurality of protrusions or grooves, or the outer circumference is composed of a plane and a curved surface, or at least three planes, and such a configuration can achieve convenience and high comfort for the operator to hold.

[0037] Furthermore, the replaceable needle fixing sleeve structure 200 further includes a handle 240 , and the handle 240 is connected to the second end portion 212 .

[0038] Furthermore, the handle 240 and the second end portion 212 are detachably connected by embedding.

[0039] Preferably, the replaceable needle fixing sleeve structure 200 further includes an anti-lost rope 250, which is connected to the needle handle 210 or the handle 240. The replaceable needle fixing sleeve structure 200 of the present invention is provided with an anti-lost rope 250 to help prevent the replaceable needle fixing sleeve structure 200 from being lost.

[0040] The crochet needle 100 is inserted into the receiving groove of the needle handle 210 of the replaceable needle fixing sleeve structure 200. The needle cap 220 of the replaceable needle fixing sleeve structure 200 is sleeved on the crochet needle 100 and connected to the needle handle 210 to achieve the fixation of the crochet needle 100 and the needle handle 210.

[0041] The replaceable needle fixing sleeve structure 200 of the present invention can be used with various types of crochet hooks 100, and is convenient for employees to hold and operate, and the crochet hook 100 is not easy to fall, so the production efficiency is improved. When in use, the operator only needs to hold the needle handle 210, and when the crochet hook 100 needs to be replaced, the needle cap 220 only needs to be removed. After removing the needle cap 220, the crochet hook 100 is taken out, replaced with the required crochet hook 100, and then the needle cap 220 is installed. The operation is convenient and time-saving and labor-saving.

[0042] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0043] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A replaceable needle fixing sleeve structure, characterized in that: The needle handle comprises a first end and an opposite second end, the end surface of the first end has a receiving groove extending along its axial direction for accommodating a crochet hook, the needle cap penetrates a clearance hole for allowing the crochet hook to pass through, the needle cap is detachably connected to the first end, when the needle cap is connected to the first end, the clearance hole and the receiving groove are in relative positions, the number of the elastic limiting members is at least two, a plurality of the elastic limiting members are fixedly connected to the end surface of the first end and distributed around the notch of the receiving groove, a limiting channel for allowing the crochet hook to pass through is formed between the plurality of the elastic limiting members, and the elastic limiting members can be brought close to each other to lock the crochet hook , a side of the needle cap that cooperates with the first end portion has a give-way groove for accommodating the elastic limiting member, the maximum radial dimension of the combined structure composed of multiple elastic limiting members in the reset state is greater than the notch dimension of the give-way groove, the radial dimension of the give-way groove gradually narrows from the notch to the bottom of the groove, the needle cap is sleeved and matched with the combined structure, and when the needle cap is sleeved on the elastic limiting member, it can gradually squeeze multiple elastic limiting members together to lock the hook needle, the radial cross-section of the give-way groove of the needle cap is circular, the outer surface of the elastic limiting member is a curved surface matching the inner wall of the give-way groove, and the radial dimension of the elastic limiting member gradually decreases from one end connected to the end face of the first end portion to the other end opposite thereto.

2. The replaceable needle fixing sleeve structure according to claim 1, characterized in that: The outer circumferential surface of the needle cap is a circular surface, and the circumferential surface of the needle cap is provided with a plurality of protrusions or grooves.

3. The replaceable needle fixing sleeve structure according to any one of claims 1 to 2, characterized in that: The outer peripheral surface of the needle cap is composed of a plane and a curved surface, or at least three planes.

4. The replaceable needle fixing sleeve structure according to any one of claims 1 to 2, characterized in that: The replaceable needle fixing sleeve structure also includes a handle, and the handle is connected to the second end.

5. The replaceable needle fixing sleeve structure according to claim 4, characterized in that: The handle and the second end are detachably connected by embedding and matching.

6. The replaceable needle fixing sleeve structure according to claim 5, characterized in that: The replaceable needle fixing sleeve structure also includes an anti-lost rope, and the anti-lost rope is connected to the needle handle or the handle.

7. A crochet assembly device, characterized in that: It comprises a crochet hook and a replaceable needle fixing sleeve structure as described in any one of claims 1 to 6, wherein the crochet hook is inserted into a receiving groove of a needle handle of the replaceable needle fixing sleeve structure, and the needle cap of the replaceable needle fixing sleeve structure is sleeved on the crochet hook and connected to the needle handle to achieve fixation of the crochet hook and the needle handle.

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