Front and rear cover connecting and fixing mechanism of fishing reel and built-in fishing reel

Abstract

The utility model discloses a front and rear cover connecting and fixing mechanism of a fishing reel and a built-in fishing reel, and belongs to the field of fishing reels. The front and rear cover connecting and fixing mechanism comprises a front cover and a rear cover, the front cover and the rear cover are connected through a connecting mechanism, the connecting mechanism comprises a first connecting piece and a second connecting piece, and the first connecting piece is provided with a first limiting connecting part connected with the rear cover and a second limiting connecting part connected with the front cover. The rear cover is provided with a first positioning matching part connected with the first limiting connecting part in a matched mode, the front cover is provided with a second positioning matching part connected with the second limiting connecting part in a matched mode, and the front cover, the first connecting piece and the rear cover are connected into a whole through the second connecting piece. The connecting structure is simple in assembly and reliable in connection, the front cover and the rear cover are both connected with the first connecting piece, then the assembly process of the front cover, the rear cover and the first connecting piece is completed under the action of the second connecting piece, installation is easy, convenient and rapid, disassembly is easy and convenient, and the user experience effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fishing reels, and more specifically relates to a front and rear cover connecting and fixing mechanism of a fishing reel and a built-in fishing reel. Background Art

[0002] Fishing is a popular sport, and built-in fishing reels are becoming a popular trend due to their easy operation. Their unique appearance and compact structure put forward more precise requirements for design, especially the requirements for the matching accuracy of the internal components of the fishing reel.

[0003] In the design of built-in fishing reels, the coordination of the front cover, rear cover and connectors is crucial. Once the coordination is not good, it is very easy to cause the front cover to slip and rub, line reeling to fail, trigger / button ejection failure, and loss of line squeezing function. The prior art does not provide a simple way to connect and fix the front and rear covers, which makes the installation and disassembly of the front and rear covers complicated, affecting the user experience of the fishing reel. Utility Model Content

[0004] The utility model aims at the technical problems existing in the prior art and provides a front and rear cover connecting and fixing mechanism of a fishing reel and a built-in fishing reel.

[0005] In order to solve the above technical problems, the utility model firstly provides a front and rear cover connecting and fixing mechanism of a fishing reel, including a front cover and a rear cover, the front cover and the rear cover are connected by a connecting mechanism, the connecting mechanism includes a first connecting member and a second connecting member, the first connecting member is provided with a first limiting connecting part connected to the rear cover, and a second limiting connecting part connected to the front cover, the rear cover is provided with a first positioning matching part adapted to be connected to the first limiting connecting part, the front cover is provided with a second positioning matching part adapted to be connected to the second limiting connecting part, and the second connecting member connects the front cover, the first connecting member and the rear cover together.

[0006] Preferably, the first limiting connection part includes a first limiting mating surface and a first limiting snap-fit ​​structure, the first positioning mating part includes a first positioning mating surface adaptively connected to the first limiting mating surface, and a first positioning snap-fit ​​structure adaptively connected to the first limiting snap-fit ​​structure, and the first connecting member is circumferentially limited by the first positioning snap-fit ​​structure.

[0007] Preferably, a clamping portion is provided on the first connecting member, and a clamping fitting portion adapted to be connected with the clamping portion is provided on the rear cover.

[0008] Preferably, the second limiting connection part includes a second limiting mating surface and a second limiting snap-fit ​​structure, the second positioning mating part includes a second positioning mating surface adaptably connected to the second limiting mating surface, and a second positioning snap-fit ​​structure adaptably connected to the second limiting snap-fit ​​structure, and the first connecting member is circumferentially limited by the second positioning snap-fit ​​structure.

[0009] Preferably, the first connecting member is a bracket structure, the first connecting member is arranged between the front cover and the rear cover, and the two ends of the first connecting member are detachably connected to the front cover and the rear cover respectively.

[0010] Preferably, the second connecting member is an annular connecting structure, the second connecting member is sleeved on the outer periphery of the first connecting member, and the second connecting member is detachably connected to the first connecting member.

[0011] Preferably, an internal thread is provided on the inner circumference of the second connecting member, and the second connecting member is threadedly connected to at least one of the front cover and the rear cover.

[0012] Preferably, the internal thread is arranged along the circumference of the second connecting member, and the internal thread is arranged in a part or all of the inner circumference of the second connecting member, and the rear cover is provided with an external thread adapted to be connected with the internal thread.

[0013] Preferably, the front cover, the rear cover and the connecting mechanism are coaxially arranged, and an anti-slip structure is arranged on the front cover, which limits the axial displacement of the second connecting member.

[0014] The utility model also provides a built-in fishing reel, which comprises a fishing reel body, a winding mechanism and a connecting and fixing mechanism.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The front and rear covers of the utility model are fixedly connected by a connecting mechanism, and the assembly is simple and the connection is reliable. The front cover and the rear cover are both connected to the first connecting piece, and the first connecting piece and the rear cover can be assembled and connected as one through the first limiting connecting part and the first positioning matching part. The assembly is simple and the connection is firm. Then, the second positioning matching part of the front cover is connected to the second limiting connecting part of the first connecting piece. Then, under the action of the second connecting piece, the assembly process of the front cover, the rear cover and the first connecting piece is completed. When the front and rear covers need to be disassembled, the second connecting piece and the first connecting piece can be removed in sequence. The installation is simple and fast, and the disassembly is easy, which improves the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic diagram of the overall structure of the connection and fixing structure of the utility model;

[0019] Figure 2It is a schematic diagram of the explosion structure of the utility model connecting and fixing structure;

[0020] Figure 3 This is a schematic diagram of the structure of the first connecting member of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the rear cover of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection structure between the first connecting member and the rear cover of the utility model;

[0023] Figure 6 It is a structural schematic diagram of the front cover of the utility model;

[0024] Figure 7 This is a schematic diagram of the structure of the second connecting member of the utility model;

[0025] Figure 8 It is a schematic diagram of the connection structure of the front cover, the rear cover and the first connecting member of the utility model.

[0026] Explanation of symbols in the figure:

[0027] 1. Front cover; 11. Upper annular surface; 12. Anti-slip hook; 2. Rear cover; 21. Limit groove; 22. External thread; 3. First connecting piece; 31. Limit clamping point; 32. Middle annular surface; 4. Second connecting piece; 41. Connecting ring; 42. Internal thread; 43. Upper connecting surface; 5. First limiting connection part; 51. Cylindrical surface; 52. Lower plane; 53. Clamping groove; 6. Second limiting connection part; 61. Upper plane; 62. Positioning groove; 7. First positioning matching part; 71. Circular hole surface; 72. Upper end surface; 73. Positioning clamping point; 8. Second positioning matching part; 81. Lower end surface; 82. Positioning protrusion. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0029] See also Figure 1 , Figure 2The utility model provides a front and rear cover connecting and fixing mechanism of a fishing reel, comprising a front cover 1 and a rear cover 2. The front cover 1 and the rear cover 2 are connected by a connecting mechanism, and the connecting mechanism comprises a first connecting member 3 and a second connecting member 4. The first connecting member 3 is provided with a first limiting connecting portion 5 connected to the rear cover 2, and a second limiting connecting portion 6 connected to the front cover 1. The rear cover 2 is provided with a first positioning matching portion 7 adapted to be connected to the first limiting connecting portion 5, and the front cover 1 is provided with a second positioning matching portion 8 adapted to be connected to the second limiting connecting portion 6. The second connecting member 4 connects the front cover 1, the first connecting member 3 and the rear cover 2 as a whole.

[0030] The front and rear covers of the utility model are fixedly connected by a connecting mechanism, and the assembly is simple and the connection is reliable. The front cover 1 and the rear cover 2 are both connected to the first connecting member 3, and the first limiting connecting portion 5 and the first positioning matching portion 7 are adapted to be connected, so that the first connecting member 3 and the rear cover 2 can be assembled and connected as one. The assembly is simple and the connection is firm. Then, the second positioning matching portion 8 of the front cover 1 is connected to the second limiting connecting portion 6 of the first connecting member 3. Then, under the action of the second connecting member 4, the assembly process of the front cover 1, the rear cover 2 and the first connecting member 3 is completed. When the front and rear covers need to be disassembled, the second connecting member 4 and the first connecting member 3 can be removed in sequence. The installation is simple and fast, and the disassembly is easy, which improves the user experience.

[0031] like Figure 1 As shown, in this embodiment, the first connecting member 3 is arranged between the front cover 1 and the rear cover 2, the front and rear ends of the first connecting member 3 are detachably connected to the front cover 1 and the rear cover 2 respectively, and the front cover 1, the rear cover 2 and the connecting mechanism are coaxially and concentrically arranged.

[0032] Specifically, Figure 3 As shown, the first connecting member 3 is a bracket structure, which is provided with a front end and a rear end, and the first limiting connecting part 5 is arranged at the rear end of the bracket, the first limiting connecting part 5 includes a first limiting matching surface and a first limiting clamping structure, the first limiting matching surface includes a cylindrical surface 51 and a lower plane 52, the upper end of the cylindrical surface 51 is connected to the lower plane 52, and the cylindrical surface 51 and the lower plane 52 form an L-shaped step-shaped supporting structure; the first limiting clamping structure includes a clamping groove 53, and the first connecting member 3 is adaptively connected with the first positioning matching part 7 of the rear cover 2 through the first limiting matching surface and the first limiting clamping structure.

[0033] In this embodiment, Figure 4 , Figure 5As shown, the first positioning fitting portion 7 provided on the rear cover 2 includes a first positioning fitting surface adapted to be connected to the first limiting fitting surface, and a first positioning clamping structure adapted to be connected to the first limiting clamping structure, the first positioning fitting surface includes a circular hole surface 71 arranged opposite to the cylindrical surface 51, and an upper end surface 72 adapted to be connected to the lower plane 52, the circular hole surface 71 is arranged on the inner circumference of the rear cover 2, and the upper end surface 72 is arranged on the upper end of the rear cover 2; a limiting through hole is arranged on the side of the rear cover 2, and the first positioning clamping structure includes a positioning clamping point 73, and the positioning clamping point 73 is arranged on the side of the limiting through hole. When the rear cover 2 is connected to the first connecting member 4, the snap-fit ​​groove 53 is inserted into the limiting through hole and then connected to the positioning clamping point 73, so that the first connecting member 3 and the rear cover 2 are assembled as one, and the first connecting member 3 is circumferentially limited by the snap-fit ​​groove 53 and the positioning clamping point 73. At the same time, the cylindrical surface 51 is adaptively connected to the circular hole surface 71, and the lower plane 52 is adaptively connected to the upper end surface 72 of the rear cover 2, so as to realize the circumferential and axial matching connection between the bracket and the rear cover 2. The assembly is simple and it is not easy to fall off after assembly.

[0034] Furthermore, a clamping portion is provided on the first connecting member 3, and the clamping portion includes a limit clamping point 31. The limit clamping point 31 is a barbed protrusion structure. The limit clamping point 31 is arranged on the side of the cylindrical surface 51 and is radially protruded along the first connecting member 3; a limit groove 21 is provided on the circular hole surface 71 of the rear cover 2 and penetrates in the radial direction. The cross-section of the limit groove 21 is a square structure. The limit groove 21 is clamped and adapted to the limit clamping point 31. When the rear cover 2 is assembled with the first connecting member 3, the limit clamping point 31 is clamped into the limit groove 21 to form an axial limit, so that under the coordinated connection of each structure, the bracket and the rear cover 2 form a stable circumferential and axial all-round limit fit, and the connection is firm and reliable.

[0035] like Figure 2 , Figure 3 As shown, the second position-limiting connection part 6 is arranged at the front end of the bracket, and the second position-limiting connection part 6 includes a second position-limiting matching surface and a second position-limiting clamping structure. The second position-limiting matching surface includes an upper plane 61, and the upper plane 61 is a plane arranged in the upper region of the central body of the bracket. The outer peripheral side of the central body is the middle ring surface 32, and the lower plane 52 is arranged at the lower part of the middle ring surface 32. The upper plane 61 is arranged at the upper part of the lower plane 52, and the upper plane 61 has the same outer diameter as the lower plane 52. The second position-limiting clamping structure is a positioning groove 62 arranged on the side of the central body of the bracket, and the first connector 3 is adaptively connected to the second positioning matching part 8 of the front cover 1 through the second position-limiting matching surface and the second position-limiting clamping structure.

[0036] In this embodiment, Figure 6As shown, the second positioning matching portion 8 provided on the front cover 1 includes a second positioning matching surface adapted to be connected with the second limiting matching surface, and a second positioning clamping structure adapted to be connected with the second limiting clamping structure, the second positioning matching surface includes a lower end surface 81 arranged opposite to the upper plane 61, the lower end surface 81 is arranged at the lower end of the front cover 1, the lower end surface 81 is a circular surface structure and is adapted to be connected with the upper plane 61 of the first connecting member 3; a positioning protrusion 82 is provided on the lower end surface 81 of the front cover 1, the positioning protrusion 82 is a square structure with an arc and is arranged along the axial direction of the front cover 1, the positioning protrusion 82 is adapted to be connected with the positioning groove 62 on the first connecting member 3, and the circumferential limiting of the front cover 1 and the first connecting member 3 is realized by the adaptive connection between the positioning protrusion 82 and the positioning groove 62. When the front cover 1 is connected with the first connecting member 3, after the positioning protrusion 82 is clamped and connected with the positioning groove 62, the lower end surface 81 of the front cover 1 is in contact and connected with the upper plane 61 of the first connecting member 3.

[0037] Furthermore, as a preferred embodiment of the utility model, the number and shape of the positioning protrusions 82 are adapted to the positioning grooves 62, and two positioning grooves 62 are provided on the first connecting member 3, which are respectively arranged on the sides of the central main body, so that the front cover 1 is also provided with two positioning protrusions 82 adapted thereto, thereby realizing precise positioning and assembly of the front cover 1 and the first connecting member 3.

[0038] In this embodiment, Figure 2 , Figure 7 As shown, the second connecting member 4 is a connecting ring 41 which is sleeved on the outer periphery of the first connecting member 3. The connecting ring 41 is a circular ring structure. The connecting ring 41 is detachably connected to the outer periphery of the connection between the front cover 1, the bracket and the rear cover 2. When the front cover 1 and the rear cover 2 are both connected to the first connecting member 3, the front cover 1 and the rear cover 4 are firmly connected through the connecting ring 41.

[0039] Specifically, the lower portion of the inner circumference of the connecting ring 41 is provided with an internal thread 42, which is arranged along the circumference of the connecting ring 41, and the outer circumference of the rear cover 2 is provided with an external thread 22, and the internal thread 42 arranged on the connecting ring 41 is adapted to be connected with the external thread 22 arranged on the rear cover 2, so as to realize the connection between the connecting ring 41 and the rear cover 2. The upper portion of the inner circumference of the connecting ring 41 is provided with an upper connecting surface 43, and the lower outer portion of the front cover 1 is provided with an upper annular surface 11, and the upper connecting surface 43 is adapted to be connected with the upper annular surface 11, and the upper annular surface 11 is provided on the upper portion of the lower end surface 81 of the front cover 1, and the lower portion of the upper annular surface 11 is in contact with and connected with the upper portion of the lower end surface 81, and the upper annular surface 11 and the lower end surface 81 form an L-shaped stepped support structure, and when the front cover 1 is connected with the first connecting member 3, the upper annular surface 11 is in contact with and adapted to be connected with the middle annular surface 32 of the first connecting member 3.

[0040] Furthermore, if Figure 8As shown, in this embodiment, the size of the external thread 22 on the rear cover 2 is matched with the size of the internal thread 42 of the connecting ring 41, and the size of the connecting surface 43 on the connecting ring 41 is matched with the size of the upper ring surface 11 of the front cover 1. When the connecting ring 41 is installed, the connecting ring 41 is sleeved on the outer peripheral side of the external thread 22 of the rear cover 2, the middle ring surface 32 of the first connecting member 3 and the upper ring surface 11 of the front cover 1, so that the axial size of the connecting ring 41 is matched with the axial size of the external thread 22, the middle ring surface 32 and the upper ring surface 11, thereby achieving a stable connection.

[0041] Furthermore, as a preferred embodiment of the utility model, the second connecting member 4 can be other annular connecting structures compatible with the bracket structure, and the front cover 1, the first connecting member 3 and the rear cover 2 are connected together through the second connecting member 4 to achieve a stable connection between the front and rear covers.

[0042] Furthermore, a groove structure is provided on the outer peripheral side of the upper end of the rear cover 2, and the groove structure is adapted to be connected with the positioning protrusion 82. The axial dimension of the positioning protrusion 82 is adapted to the size of the positioning groove 62 and the groove on the rear cover 2, thereby realizing the connection between the front cover 1 and the rear cover 2.

[0043] Furthermore, as a preferred embodiment of the utility model, the internal thread 42 provided on the inner circumference of the connecting ring 41 can be the entire area or a partial area. When the internal thread 42 is provided on the entire area, the external thread can also be provided on the upper ring surface 11 of the front cover 1. Through the corresponding structural adaptability setting, the connecting ring 41 can also be connected to the front cover thread.

[0044] Furthermore, in order to prevent the connecting ring 41 from falling off from the front cover 1 when the connecting ring is removed, an anti-falling structure is provided on the front cover 1, and the axial displacement of the connecting ring 41 can be limited by the anti-falling structure.

[0045] Specifically, Figure 8 As shown, the anti-slip structure includes an anti-slip barb 12 , which is arranged on the outer peripheral side of the front cover 1 , and in the axial direction, the anti-slip barb 12 is arranged on the upper part of the upper annular surface 11 .

[0046] Furthermore, the anti-detachment hook 12 is integrally formed with the front cover 1, thereby making the connection more secure and avoiding the possibility of loosening or falling off. The one-piece design can reduce the number of parts, simplify the manufacturing process, reduce production costs, improve production efficiency, and shorten the production cycle. Since no additional connecting parts or tools are required, assembly time can be saved and assembly efficiency can be improved.

[0047] Furthermore, in the present embodiment, the front cover 1, the rear cover 2, the first connecting member 3 and the connecting ring 41 are all made of reinforced nylon material with high strength, which can ensure that the threaded connection strength is above four kilograms, thereby increasing the service life of the fishing reel.

[0048] Furthermore, in this embodiment, the cooperation between the front cover 1 and the first connecting member 3, and the cooperation between the rear cover 2 and the first connecting member 3 are both transitional cooperation.

[0049] Furthermore, the utility model also provides a built-in fishing reel, including a fishing reel body and a winding mechanism, and a handle is provided at the other end of the rear cover; it also includes a connecting and fixing mechanism, by connecting the fixing mechanism on the built-in fishing reel, the front cover 1, the rear cover 2 and the bracket are connected, and the threaded connection method of the connecting ring 41 has a threaded connection strength of more than 4 kilograms, and the installation and disassembly are simple and reliable. Through simple operating steps, a stable and reliable connection between the front cover and the rear cover can be achieved, and the circumferential and axial all-round adaptive connection between the bracket and the front cover 1, the rear cover 2 is achieved, so as to meet the coaxial and concentric connection requirements, and can ensure accurate installation, thereby improving product quality and user experience.

[0050] The installation process of this utility model is:

[0051] First, install the limiting card point 31 of the first connecting member relative to the limiting groove 21 of the rear cover 2. At this time, the card groove 53 of the first connecting member 3 is naturally aligned with the positioning card point 73 of the rear cover 2, so that the first connecting member 3 is assembled and connected with the rear cover 2. The assembly is simple and it is not easy to fall off after installation; then the two positioning protrusions 82 of the front cover 1 are adapted and connected with the two positioning grooves 62 on the first connecting member 3 to realize the connection between the front cover 1 and the first connecting member 3. Then, the user holds the front and rear cover connector with one hand, and aligns the internal thread 42 of the connecting ring 41 with the external thread 22 on the rear cover 2 with the other hand, screws it in and connects, thereby realizing the overall assembly process. When the front and rear covers need to be disassembled, it is only necessary to loosen the threads, remove the connecting ring, and then disassemble the front and rear covers. The installation process of the utility model is simple and fast, and the user can install it accurately, which improves the assembly efficiency and user experience.

[0052] The utility model provides a front and rear cover connecting and fixing mechanism of a fishing reel and a built-in fishing reel. A first connecting piece 3 is provided and both the front cover 1 and the rear cover 2 are connected to the first connecting piece 3. A first limiting matching surface and a first limiting clamping structure are provided on the first connecting piece 3, and the first connecting piece 3 is adaptively connected to the first positioning matching surface and the first positioning clamping structure provided on the rear cover 2; the first connecting piece is also provided with a second limiting matching surface adaptively connected to the second positioning matching surface of the front cover 1, and a second limiting clamping structure adaptively connected to the second positioning clamping structure. By providing each clamping structure, the matching of the bracket with the front and rear covers is firm and easy to assemble, and the front cover 1 is connected to the rear cover 2 through a connecting ring 41, so as to complete the assembly process, the bracket, the front cover 1, the rear cover 2 and the connecting ring 41 can be fixed to each other through threaded adaptive connection, the assembly is simple and the connection is firm; when the front and rear covers need to be disassembled, the second connecting piece 4 and the first connecting piece 3 can be removed in sequence, the installation is simple and fast, the disassembly is simple, the user experience effect is improved, and the production efficiency and assembly efficiency are improved. Furthermore, the utility model can prevent the connecting ring from automatically falling off from the front cover when the connecting ring is removed under the effect of the anti-falling barb of the front cover.

[0053] In the description of the present invention, it should be understood that terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0054] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0055] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A front and rear cover connection and fixing mechanism of a fishing reel, comprising a front cover and a rear cover, wherein the front cover and the rear cover are connected by a connection mechanism, characterized in that: The connecting mechanism includes a first connecting member and a second connecting member, the first connecting member is provided with a first limiting connecting portion connected to the rear cover, and a second limiting connecting portion connected to the front cover, the rear cover is provided with a first positioning matching portion adapted to be connected to the first limiting connecting portion, the front cover is provided with a second positioning matching portion adapted to be connected to the second limiting connecting portion, and the second connecting member connects the front cover, the first connecting member and the rear cover as a whole.

2. A front and rear cover connection and fixing mechanism for a fishing reel according to claim 1, characterized in that: The first limiting connection portion includes a first limiting mating surface and a first limiting clip structure, the first positioning mating portion includes a first positioning mating surface adaptively connected to the first limiting mating surface, and a first positioning clip structure adaptively connected to the first limiting clip structure, and the first connecting member is circumferentially limited by the first positioning clip structure.

3. A front and rear cover connection and fixing mechanism for a fishing reel according to claim 2, characterized in that: The first connecting member is provided with a clamping portion, and the rear cover is provided with a clamping matching portion adapted to be connected with the clamping portion.

4. The front and rear cover connection and fixing mechanism of a fishing reel according to claim 1, characterized in that: The second limiting connection portion includes a second limiting mating surface and a second limiting clip structure, the second positioning mating portion includes a second positioning mating surface that is adaptively connected to the second limiting mating surface, and a second positioning clip structure that is adaptively connected to the second limiting clip structure, and the first connecting member is circumferentially limited by the second positioning clip structure.

5. The front and rear cover connection and fixing mechanism of a fishing reel according to claim 1, characterized in that: The first connecting member is a bracket structure, and the first connecting member is arranged between the front cover and the rear cover. The two ends of the first connecting member are detachably connected to the front cover and the rear cover respectively.

6. The front and rear cover connection and fixing mechanism of a fishing reel according to claim 1, characterized in that: The second connecting member is an annular connecting structure. The second connecting member is sleeved on the outer periphery of the first connecting member, and the second connecting member is detachably connected to the first connecting member.

7. The front and rear cover connection and fixing mechanism of a fishing reel according to claim 1, characterized in that: An internal thread is provided on the inner circumference of the second connecting member, and the second connecting member is threadedly connected to at least one of the front cover and the rear cover.

8. The front and rear cover connection and fixing mechanism of a fishing reel according to claim 7, characterized in that: The internal thread is arranged along the circumference of the second connecting member, and the internal thread is arranged in a part or all of the inner circumference of the second connecting member, and the rear cover is provided with an external thread adapted to be connected with the internal thread.

9. A front and rear cover connection and fixing mechanism for a fishing reel according to any one of claims 1 to 8, characterized in that: The front cover, the rear cover and the connecting mechanism are coaxially arranged, and an anti-slip structure is arranged on the front cover, and the anti-slip structure limits the axial displacement of the second connecting member.

10. A built-in fishing reel, comprising a fishing reel body and a winding mechanism, characterized in that: It also includes a connecting and fixing mechanism as described in any one of claims 1-9.

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