String locking structure with anti-falling function
By designing a string locking structure with anti-detachment function, the string double reinforcement is achieved using components such as the string shaft, string groove, string hole and fixed pin, and the tension is conveniently adjusted through the adjustment structure, the loosening and falling problems caused by the single fixing method of the traditional string locking structure are solved, and the user experience and sound quality stability are improved.
Patent Information
- Application Number
- CN202421334902.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-06-12
AI Technical Summary
The traditional locking string structure has a relatively single fixing method, which can easily cause the strings to loosen or fall off, affecting the user experience and sound quality stability.
A locking string structure with anti-detachment function is designed, including a base, a fixed structure, an anti-detachment structure and an adjustment structure. The anti-detachment structure realizes double reinforcement of the strings through the chord shaft, string groove, string hole, fixed pin and other components; the adjustment structure facilitates the adjustment of the string tension through the helical gear and the spiral shaft.
Effectively prevent the strings from falling off, realize the double reinforcement of the strings, improve the applicability and convenience of the string locking structure, and ensure the stability of the sound quality.
Smart Images
Figure CN222927187U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of music instruments, in particular to a string locking structure with an anti - detachment function. Background Art
[0002] The string locking structure is a design element used in musical instruments, especially stringed instruments. Its main purpose is to stabilize the position of the strings, prevent the strings from slipping or loosening during playing, and ensure the accuracy of pitch and the stability of sound quality.
[0003] The traditional string fixing method of the string locking structure is relatively single. During use, the strings are prone to loosening and are likely to fall off when adjusting the string tension, which affects the user experience and makes its applicability low during use. Content of the Utility Model
[0004] The purpose of the utility model is to provide a string locking structure with an anti - detachment function to solve the defect that the traditional string locking structure has a relatively single string fixing method.
[0005] To solve the above - mentioned technical problems, the utility model provides the following technical solution: A string locking structure with an anti - detachment function, including a base.
[0006] A fixing structure is arranged at the top end of the base, and mounting holes are arranged on both sides of the fixing structure inside the base.
[0007] An end cover is arranged at the top end of the fixing structure, and an anti - detachment structure penetrates through the middle position inside the base. The anti - detachment structure includes a fixing pin, a string shaft, a string groove, a string hole, a clamping seat, a helical gear, a limit nut and a connecting seat. The string shaft penetrates through the middle position inside the base. The clamping seat is fixed on the outer wall of the string shaft at the top end of the base. A helical gear is arranged outside the clamping seat. A limit nut is arranged outside the string shaft at the top end of the clamping seat. A string groove is arranged on the outer wall at the bottom of the string shaft. A string hole horizontally penetrates through the middle position of the string groove at the bottom of the string shaft. A fixing pin is arranged inside the string shaft, and the top end of the fixing pin extends into the inside of the end cover and is fixed with a connecting seat.
[0008] An adjusting structure is arranged on one side of the helical gear inside the fixing structure.
[0009] Preferably, the fixing structure includes a cover body, a connecting block, a clamping block and a fixing groove. The cover body is arranged at the top end of the base. The fixing grooves are arranged on both sides at the bottom end of the cover body inside the base. Connecting blocks penetrate through both sides inside the fixing grooves. The clamping blocks are fixed on the outer walls on one side of the connecting blocks at the bottom end of the base.
[0010] Preferably, the top end of the connecting block is fixedly connected to the bottom end of the cover body, and the connecting block and the base form a clamping structure through the clamping block.
[0011] Preferably, the adjusting structure includes a handle, a washer, an adjusting rod and a spiral shaft. The adjusting rod is arranged on one side of the bevel gear inside the cover body. A spiral shaft is fixed on the outer wall of the adjusting rod. Washers are arranged on the outer sides of both ends of the adjusting rod on the spiral shaft. One end of the adjusting rod extends to the outside of the cover body and is provided with a handle.
[0012] Preferably, one side of the washer away from the spiral shaft is in contact with the inner side wall of the cover body. One end of the adjusting rod away from the handle extends into the handle. The spiral shaft is meshed and connected with the bevel gear.
[0013] Preferably, the bottom end of the fixing pin extends below the string hole. External threads are provided on the outer wall of the top of the fixing pin. Internal threads are provided on the inner wall of the top of the string hole. The fixing pin and the string hole are rotationally structured through threaded engagement.
[0014] Preferably, the string shaft and the bevel gear are mutually clamped through a clamping seat. The limit nut is threadedly connected to the top end of the string shaft. The connecting seat and the end cover are mutually clamped.
[0015] An anti - detachment string locking structure provided by the present utility model has the following advantages:
[0016] By providing an anti - detachment structure, one end of the string is passed through the string hole. When the end cover is rotated, the end cover will drive the fixing pin to rotate inside the string shaft through the connecting seat, so that the bottom end of the fixing pin moves below the string hole. The fixing pin will press and fix the string. The fixed string is wound inside the string groove. Under the action of the string groove, the string is prevented from falling off, realizing the function of double - reinforcement of the string by the device, thereby improving the applicability of the string locking structure during use;
[0017] By providing an adjusting structure, when the handle is rotated, under the action of the washer, the handle will drive the adjusting rod to rotate inside the cover body. The adjusting rod will drive the bevel gear to rotate through the spiral shaft. The bevel gear will drive the string shaft to rotate through the clamping seat, so that the string is wound inside the string groove, realizing the function of facilitating the adjustment of the string tension of the device, thereby improving the convenience of the string locking structure during use;
[0018] By providing a fixing structure, the cover body is moved to the top of the base, so that the bottom end of the connecting block is located at the top of the fixing groove. When the cover body is pressed, the cover body will drive the connecting block to drive in the fixing groove, so that the connecting block drives the clamping block to move to the bottom of the base. The connecting block and the base are mutually clamped through the clamping block, fixing the cover body on the top of the base, realizing the function of facilitating disassembly and assembly of the device, and further improving the convenience of the string locking structure during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 is an exploded view of the present utility model;
[0020] Figure 2 is the front view schematic diagram of the present utility model;
[0021] Figure 3 is the side view sectional schematic diagram of the present utility model;
[0022] Figure 4 is the rear view schematic diagram of the present utility model;
[0023] Figure 5 is the rear view sectional schematic diagram of the present utility model;
[0024] Figure 6 is the side view sectional schematic diagram of the fixing structure of the present utility model.
[0025] Explanation of the reference numerals in the figure: 1, end cover; 2, fixing structure; 21, cover body; 22, connecting block; 23, clamping block; 24, fixing groove; 3, adjusting structure; 31, handle; 32, washer; 33, adjusting rod; 34, spiral shaft; 4, anti - detachment structure; 41, fixing pin; 42, string shaft; 43, string groove; 44, string hole; 45, clamping seat; 46, helical gear; 47, limit nut; 48, connecting seat; 5, base; 6, mounting hole. Specific embodiments
[0026] 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 of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts belong to the scope of protection of the present utility model.
[0027] Please refer to Figures 1-6 , a string - locking structure with an anti - detachment function provided by the present utility model includes a base 5.
[0028] Referring to Figure 1 , Figure 3 , Figure 5 and Figure 6 as shown, a fixing structure 2 is provided at the top end of the base 5. The fixing structure 2 includes a cover body 21, a connecting block 22, a clamping block 23 and a fixing groove 24. The cover body 21 is arranged at the top end of the base 5. The fixing grooves 24 are arranged on both sides at the bottom end of the cover body 21 inside the base 5. Connecting blocks 22 penetrate through both sides inside the fixing grooves 24. The clamping blocks 23 are respectively fixed on the outer walls of one side of the connecting blocks 22 at the bottom end of the base 5. The top end of the connecting block 22 is fixedly connected to the bottom end of the cover body 21. The connecting block 22 and the base 5 form a clamping structure through the clamping block 23.
[0029] Move the cover body 21 to the top of the base 5, so that the bottom end of the connecting block 22 is located at the top of the fixing groove 24. Press the cover body 21, and the cover body 21 will drive the connecting block 22 to drive the fixing groove 24, so that the connecting block 22 drives the clamping block 23 to move to the bottom end of the base 5. The connecting block 22 and the base 5 are mutually clamped through the clamping block 23, so that the cover body 21 is fixed at the top of the base 5.
[0030] Refer to Figure 1 、 Figure 3 and Figure 5 As shown, mounting holes 6 are provided on both sides of the fixing structure 2 inside the base 5, and an end cover 1 is provided at the top of the fixing structure 2. An anti-detachment structure 4 penetrates through the middle position inside the base 5. The anti-detachment structure 4 includes a fixing pin 41, a string shaft 42, a string groove 43, a string hole 44, a clamping seat 45, a helical gear 46, a limit nut 47 and a connecting seat 48. The string shaft 42 penetrates through the middle position inside the base 5. The clamping seat 45 is fixed on the outer wall of the string shaft 42 at the top of the base 5. A helical gear 46 is provided on the outside of the clamping seat 45. A limit nut 47 is provided on the outside of the string shaft 42 at the top of the clamping seat 45. A string groove 43 is provided on the outer wall at the bottom of the string shaft 42. A string hole 44 horizontally penetrates through the middle position of the string groove 43 at the bottom of the string shaft 42. A fixing pin 41 is provided inside the string shaft 42. The top end of the fixing pin 41 extends into the inside of the end cover 1 and is fixed with a connecting seat 48. The bottom end of the fixing pin 41 extends below the string hole 44. External threads are provided on the outer wall at the top of the fixing pin 41. Internal threads are provided on the inner wall at the top of the string hole 44. The fixing pin 41 and the string hole 44 are engaged by threads to form a rotating structure. The string shaft 42 and the helical gear 46 are mutually clamped through the clamping seat 45. The limit nut 47 is threadedly connected to the top end of the string shaft 42. The connecting seat 48 and the end cover 1 are mutually clamped.
[0031] Pass one end of the string through the string hole 44, and rotate the end cover 1. The end cover 1 will drive the fixing pin 41 to rotate inside the string shaft 42 through the connecting seat 48, so that the bottom end of the fixing pin 41 moves below the string hole 44. The fixing pin 41 will press and fix the string. Wind the fixed string inside the string groove 43. Under the action of the string groove 43, the string is prevented from falling off.
[0032] Refer to Figure 1 and Figure 5As shown in the figure, an adjusting structure 3 is provided on one side of the internal helical gear 46 of the fixing structure 2. The adjusting structure 3 includes a handle 31, a washer 32, an adjusting rod 33 and a screw shaft 34. The adjusting rod 33 is arranged on one side of the internal helical gear 46 of the cover body 21. A screw shaft 34 is fixed on the outer wall of the adjusting rod 33. Washers 32 are arranged on the outer sides of both ends of the screw shaft 34 of the adjusting rod 33. One end of the adjusting rod 33 extends to the outside of the cover body 21 and is provided with a handle 31. The side of the washer 32 away from the screw shaft 34 is in contact with the inner wall of the cover body 21. The end of the adjusting rod 33 away from the handle 31 extends into the inside of the handle 31. The screw shaft 34 is meshed and connected with the helical gear 46.
[0033] When the handle 31 is rotated, under the action of the washer 32, the handle 31 will drive the adjusting rod 33 to rotate inside the cover body 21. The adjusting rod 33 will drive the helical gear 46 to rotate through the screw shaft 34. The helical gear 46 will drive the string shaft 42 to rotate through the clamping seat 45, so that the string is wound inside the string groove 43.
[0034] Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A string locking structure with an anti-drop function, comprising a base (5); Features: A fixing structure (2) is provided at the top of the base (5), and mounting holes (6) are provided on both sides of the fixing structure (2) inside the base (5); The top end of the fixing structure (2) is provided with an end cover (1); the middle position inside the base (5) is penetrated by an anti-slip structure (4); the anti-slip structure (4) comprises a fixing pin (41), a string axis (42), a string groove (43), a string hole (44), a clamping seat (45), a bevel gear (46), a limit nut (47) and a connecting seat (48); the string axis (42) penetrates the middle position inside the base (5); the clamping seat (45) is fixed to the outer side of the string axis (42) at the top end of the base (5); The outer side of the clamping seat (45) is provided with a bevel gear (46), the outer side of the chord axis (42) at the top of the clamping seat (45) is provided with a limit nut (47), the outer side of the chord axis (42) at the bottom of the chord axis (42) is provided with a chord groove (43), the middle position of the chord groove (43) at the bottom of the chord axis (42) is horizontally penetrated with a chord hole (44), the interior of the chord axis (42) is provided with a fixing pin (41), the top end of the fixing pin (41) extends to the interior of the end cover (1) and is fixed with a connecting seat (48); An adjustment structure (3) is provided on one side of the helical gear (46) inside the fixed structure (2).
2. The string locking structure with anti-dropping function according to claim 1, characterized in that: The fixing structure (2) comprises a cover body (21), a connecting block (22), a clamping block (23) and a fixing groove (24); the cover body (21) is arranged at the top of the base (5); the fixing groove (24) is arranged at two sides of the bottom end of the cover body (21) inside the base (5); the connecting blocks (22) penetrate through both sides of the fixing groove (24); and the clamping blocks (23) are fixed to the outer wall of one side of the connecting block (22) at the bottom end of the base (5).
3. The string locking structure with anti-dropping function according to claim 2, characterized in that: The top end of the connection block (22) is fixedly connected to the bottom end of the cover body (21), and the connection block (22) and the base (5) form a snap-fit structure via a snap-fit block (23).
4. The string locking structure with anti-dropping function according to claim 2, characterized in that: The adjustment structure (3) comprises a handle (31), a washer (32), an adjustment rod (33) and a screw shaft (34); the adjustment rod (33) is arranged on one side of the helical gear (46) inside the cover body (21); the screw shaft (34) is fixed on the outer wall of the adjustment rod (33); washers (32) are arranged on the outer sides of the adjustment rod (33) at both ends of the screw shaft (34); one end of the adjustment rod (33) extends to the outside of the cover body (21) and is installed with the handle (31).
5. The string locking structure with anti-dropping function according to claim 4, characterized in that: The side of the washer (32) away from the screw shaft (34) contacts the inner wall of the cover body (21), the end of the adjustment rod (33) away from the handle (31) extends to the inside of the handle (31), and the screw shaft (34) is meshedly connected with the bevel gear (46).
6. The string locking structure with anti-dropping function according to claim 1, characterized in that: The bottom end of the fixing pin (41) extends to below the string hole (44); an external thread is arranged on the outer wall of the top of the fixing pin (41); an internal thread is arranged on the inner wall of the top of the string hole (44); the fixing pin (41) and the string hole (44) are engaged with each other through threads to form a rotating structure.
7. The string locking structure with anti-dropping function according to claim 1, characterized in that: The chord axis (42) and the bevel gear (46) are mutually clamped via a clamping seat (45), the limit nut (47) is threadedly connected to the top end of the chord axis (42), and the connecting seat (48) and the end cover (1) are mutually clamped.