Spacer connecting mechanism and inhaul cable connecting structure thereof

By designing an adjustable length and angle spacer bar connection mechanism, the problem of complex structure in traditional flexible photovoltaic array windproof devices is solved, achieving stability and safety of photovoltaic modules, simplifying construction and maintenance processes, enhancing the applicability and detachability of the connection mechanism, and reducing construction and maintenance costs.

CN223622011UActive Publication Date: 2025-12-02HUBEI HENGXIN ELECTRIC POWER DESIGN CO LTD
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Patent Information

Application Number
CN202423219441.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-25
Publication Date
2025-12-02
Estimated Expiration
2034-12-25

AI Technical Summary

Technical Problem

Traditional flexible photovoltaic arrays have complex wind protection devices that are difficult to construct and cannot effectively improve the stability and safety of photovoltaic modules.

Method used

A connection mechanism is designed, comprising an adjustable-length spacer and a detachable and fixed hardware cable connector. The length and angle of the spacer are adjusted by threaded connection and rotatable hardware fixing plate, and the hardware cable fixing component is detachably connected to the cable.

Benefits of technology

It improves the stability and safety of photovoltaic modules, simplifies the construction process, reduces construction and maintenance costs, enhances the applicability and reliability of the connection mechanism, and can effectively transmit tensile force in complex environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a spacer connecting mechanism and an inhaul cable connecting structure thereof. Comprising a length-adjustable spacer and hardware fitting inhaul cable connecting pieces connected to the two ends of the spacer. The hardware fitting and inhaul cable connecting piece comprises a hardware fitting and inhaul cable fixing assembly used for being detachably fixed to an inhaul cable and a hardware fitting fixing plate which is rotatably connected to the end of the spacer and detachably fixed to the spacer after rotation, and the hardware fitting and inhaul cable fixing assembly and the hardware fitting fixing plate are detachably fixed. The length of the spacer is adjustable, so that the length of the spacer can be flexibly adjusted according to different spacing requirements in actual use scenes, and the spacer can be conveniently adapted in line projects of different specifications or in response to spacing differences caused by factors such as environment and installation condition changes. And the applicability of the whole connecting mechanism under various working conditions is enhanced.
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Description

Technical Field

[0001] This utility model relates to the field of photovoltaic equipment technology, specifically to a spacer bar connection mechanism and its cable connection structure. Background Technology

[0002] In the field of new energy development, flexible photovoltaic systems are gradually maturing and being widely used.

[0003] In flexible bracket photovoltaic applications, due to the flexibility of the bracket, in order to prevent collisions and shaking between the module arrays, while maintaining the spacing between the flexible bracket arrays, especially the spacing between the upper and lower parallel cables, it is necessary to improve the safety and stability of photovoltaic module operation. Therefore, windproof devices are installed between the flexible bracket arrays.

[0004] However, traditional flexible photovoltaic arrays use conical windproof devices to control their movement, which is complex and difficult to construct. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of the aforementioned background technology and provide a spacer rod connection mechanism and its cable connection structure that are easy to install, have a simple structure, are low in cost, and can effectively enhance the stability of photovoltaic modules.

[0006] To achieve this objective, the spacer bar connection mechanism designed in this utility model includes a spacer bar with adjustable length and a hardware cable connector connected to both ends of the spacer bar; the hardware cable connector includes a hardware cable fixing assembly for detachable fixing to the cable and a hardware fixing plate rotatably connected to the end of the spacer bar and detachably fixed to the spacer bar after rotation, wherein the hardware cable fixing assembly and the hardware fixing plate are detachably fixed.

[0007] Furthermore, the spacer includes a central connecting rod and end connecting rods coaxially connected to both ends of the central connecting rod. The end of the end connecting rod away from the central connecting rod is rotatably connected to the hardware fixing plate. The end connecting rod or the hardware fixing plate can be detached and fixed after rotation. The end connecting rod can move axially relative to the central connecting rod and be axially positioned with the central connecting rod.

[0008] Furthermore, the two ends of the middle connecting rod are respectively provided with opposite threads, and the end connecting rod is a sleeve structure, which is coaxially connected to the middle connecting rod by threads.

[0009] Furthermore, a fixing plate mounting groove is provided at one end of the end connecting rod away from the middle connecting rod along the axial direction of the end connecting rod, and the hardware fixing plate is disposed in the fixing plate mounting groove. The hardware fixing plate is connected to the end connecting rod through a spacer rod rotatable connection structure.

[0010] Furthermore, the spacer rod rotatable connection structure includes a spacer rod rotatable positioning structure connected between the end of the end connecting rod away from the middle connecting rod and the hardware fixing plate, and a spacer rod rotatable adjustment structure connected between the end of the end connecting rod away from the middle connecting rod and the hardware fixing plate, wherein the distance between the spacer rod rotatable positioning structure and the middle connecting rod is greater than the distance between the spacer rod rotatable adjustment structure and the middle connecting rod.

[0011] Furthermore, the spacer rotation positioning structure includes a fixing plate bolt through hole on the hardware fixing plate and a first spacer bolt through hole on the end of the end connecting rod, and the fixing plate bolt through hole and the first spacer bolt through hole are fixedly connected by a bolt and nut structure.

[0012] Furthermore, the spacer rotation adjustment structure includes an arc-shaped bolt through hole opened on the hardware fixing plate for bolts to pass through, and a second spacer bolt through hole opened at the end of the end connecting rod. The arc-shaped bolt through hole and the second spacer bolt through hole are fixedly connected by a bolt and nut structure.

[0013] Furthermore, the fitting cable fixing assembly includes a fitting cable clamping assembly, and a U-shaped clamping bolt and nut assembly for detachably fixing the fitting fixing plate to the fitting cable clamping assembly.

[0014] Furthermore, the cable clamping assembly includes a first cable clamping member and a second cable clamping member. The first cable clamping member and the second cable clamping member are respectively provided with corresponding first cable positioning half-grooves and second cable positioning half-grooves. The first cable positioning half-grooves and the second cable positioning half-grooves form a cable positioning groove that mates with the cable. The U-shaped clamping bolt and nut assembly includes a U-shaped clamping bolt and a nut. The middle part of the U-shaped clamping bolt passes through the hardware fixing plate. The threaded sections at both ends of the U-shaped clamping bolt pass through the first cable clamping member and the second cable clamping member in sequence and are connected to the nut. The surface of the first cable clamping member where the first cable positioning half-grooves are not provided is provided with a fixing plate positioning groove that mates with the hardware fixing plate.

[0015] Furthermore, a cable connection structure for a spacer bar connection mechanism includes a cable, with a hardware fixing plate detachably fixed to both ends of the spacer bar, a set of hardware cable fixing components detachably fixed to each hardware fixing plate, and a cable detachably fixed to each set of hardware cable fixing components.

[0016] The beneficial effects of this utility model are as follows: The adjustable length of the spacer bar allows for flexible adjustment of its length according to different spacing requirements in actual use scenarios. It can easily adapt to various line projects of different specifications or to address spacing differences caused by environmental and installation condition variations, enhancing the applicability of the entire connection mechanism under various working conditions. The cable fixing component is used for detachable fixing to the cable, meaning that by changing different fixing methods or adjusting the parameters of the fixing component, it can be stably connected to various types and sizes of cables, meeting the personalized needs of different projects for cable connections. The detachable fixing of the cable fixing component to the cable, and the detachable fixing of the fixing plate to the end of the spacer bar after rotation, as well as the detachable fixing between the cable fixing component and the fixing plate, allow construction personnel to perform step-by-step installation operations on site. The process is clear and simple: first transport each component to the site, then connect and assemble them in the corresponding order, improving construction efficiency and reducing construction time and labor costs. During installation, if the connection angle or position of a component is found to be unsuitable, the detachable nature of each connection allows construction personnel to easily disassemble and adjust the corresponding part, promptly correcting installation errors and ensuring the accuracy and reliability of the entire connection mechanism. The detachable structure also facilitates subsequent routine maintenance and inspection of the spacer connection mechanism. For example, when checking for damage to the spacer or the stability of the cable connection, the corresponding component can be easily disassembled for inspection, eliminating the need for a complex overall disassembly process and reducing the difficulty of maintenance. When components such as spacers, cable fixing components, or fixing plates require replacement due to wear or damage from prolonged use, their detachable fixing feature allows for quick removal of the old component and replacement with a new one, ensuring the continuous normal operation of the entire connection mechanism, reducing downtime caused by component failures, and lowering maintenance costs. The design of the rotatable fixing plate connected to the end of the spacer bar allows for a certain degree of rotation to buffer and disperse external forces when the cable is subjected to external forces from different directions. This prevents stress concentration at a fixed position and avoids damage to the spacer bar or other components, thus improving the stability and safety of the entire connection mechanism under complex stress environments. Although the components are detachably fixed, as long as they are correctly installed and fixed, the connection points can work together to form a stable overall structure, ensuring a reliable connection between the cable and the spacer bar, effectively transmitting tensile forces and other mechanical forces, and maintaining the line and related facilities in good operating condition. Attached Figure Description

[0017] Figure 1 This is a front view of the connection structure between the intermediate spacer connecting mechanism and the cable of this utility model;

[0018] Figure 2This is a front view of the connection structure between the intermediate spacer and the metal cable connector of this utility model;

[0019] Figure 3 This is a front view of the intermediate spacer of this utility model;

[0020] Figure 4 This is a top view of the intermediate spacer of this utility model;

[0021] Figure 5 This is a front view of the metal cable connector in this utility model;

[0022] Figure 6 This is a front view of the hardware fixing plate in this utility model;

[0023] Figure 7 This is a front view of the first metal cable clamping component in this utility model;

[0024] Figure 8 This is a left view of the first metal cable clamping component in this utility model;

[0025] Figure 9 This is a top view of the first metal cable clamping component in this utility model;

[0026] Figure 10 This is a top view of the second metal cable clamping component in this utility model;

[0027] Figure 11 This is a front view of the second metal cable clamping component in this utility model;

[0028] Wherein, 101—spacer bar (101.1—middle connecting bar, 101.2—end connecting bar), 102

[0029] —Hardware cable connector (102.1—Hardware cable fixing assembly, 102.2—Hardware fixing plate), 103

[0030] —Fixed plate mounting slot, 104—Fixed plate bolt through hole, 105—First spacer bolt through hole, 106

[0031] —Arc bolt through hole, 107—Second spacer bolt through hole, 108—First hardware cable clamp, 109—Second hardware cable clamp, 110—First cable positioning half groove, 111—Second cable positioning half groove, 112—U-shaped clamping bolt, 113—Fixed plate positioning groove.

[0032] 300—Lasso. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0034] like Figure 1 As shown in Figure 11, in some embodiments, the spacer connecting mechanism designed by this utility model includes a spacer 101 with adjustable length and a hardware cable connector 102 connected to both ends of the spacer 101; the hardware cable connector 102 includes a hardware cable fixing assembly 102.1 for detachably fixing to the cable 300 and a hardware fixing plate 102.2 rotatably connected to the end of the spacer 101 and detachably fixed to the spacer 101 after rotation, wherein the hardware cable fixing assembly 102.1 and the hardware fixing plate 102.2 are detachably fixed.

[0035] Example 1:

[0036] Based on some of the above embodiments, the spacer is further optimized: the spacer 101 includes a central connecting rod 101.1 and end connecting rods 101.2 coaxially connected to both ends of the central connecting rod 101.1. The end of the end connecting rod 101.2 away from the central connecting rod 101.1 is rotatably connected to the hardware fixing plate 102.2. After the end connecting rod 101.2 or the hardware fixing plate 102.2 is rotated, the two can be disassembled and fixed. The end connecting rod 101.2 can move axially relative to the central connecting rod 101.1 and be axially positioned with the central connecting rod 101.1.

[0037] Example 2:

[0038] Based on the above embodiment one, a connection structure for the middle connecting rod 101.1 and the end connecting rod 101.2 is provided: the two ends of the middle connecting rod 101.1 are respectively provided with opposite threads, and the end connecting rod 101.2 is a sleeve structure, which is coaxially connected to the middle connecting rod 101.1 by threads. Through the forward and reverse thread structure, the length of the spacer rod 101 can be adjusted by rotating the middle connecting rod 101.1 to adapt to the slight changes in the spacing between each row of photovoltaic modules.

[0039] Example 3:

[0040] Based on the above-described Embodiment 1 or Embodiment 2, a connection structure between the end connecting rod 101.2 and the hardware fixing plate 102.2 is provided: A fixing plate mounting groove 103 is formed at the end of the end connecting rod 101.2 away from the middle connecting rod 101.1 along the axial direction of the end connecting rod 101.2. The hardware fixing plate 102.2 is disposed within the fixing plate mounting groove 103 and is connected to the end connecting rod 101.2 via a spacer rod rotatable connection structure. The spacer rod rotatable connection structure includes a spacer rod rotatable positioning structure connected between the end of the end connecting rod 101.2 away from the middle connecting rod 101.1 and the hardware fixing plate 102.2, and a spacer rod rotatable adjustment structure connected between the end of the end connecting rod 101.2 away from the middle connecting rod 101.1 and the hardware fixing plate 102.2. The distance between the spacer rod rotatable positioning structure and the middle connecting rod 101.1 is greater than the distance between the spacer rod rotatable adjustment structure and the middle connecting rod 101.1. The spacer rod rotation positioning structure includes a fixing plate bolt through hole 104 on the hardware fixing plate 102.2 and a first spacer rod bolt through hole 105 at the end of the end connecting rod 101.2. The fixing plate bolt through hole 104 and the first spacer rod bolt through hole 105 are fixedly connected by a bolt and nut structure. The spacer rod rotation adjustment structure includes an arc-shaped bolt through hole 106 on the hardware fixing plate 102.2 for bolts to pass through and a second spacer rod bolt through hole 107 at the end of the end connecting rod 101.2. The arc-shaped bolt through hole 106 and the second spacer rod bolt through hole 107 are fixedly connected by a bolt and nut structure. Through the rotational engagement of the hardware fixing plate 102.2 and the spacer rod 101, the angle between the photovoltaic modules can be changed when the spacer rod 101 is installed in different locations.

[0041] Example 4:

[0042] Based on some of the above embodiments, or Embodiment 1, Embodiment 2, or Embodiment 3, a structure for a hardware cable fixing assembly 102.1 is provided: the hardware cable fixing assembly 102.1 includes a hardware cable clamping assembly, and a U-shaped clamping bolt and nut assembly for detachably fixing the hardware fixing plate 102.2 to the hardware cable clamping assembly. The cable clamping assembly includes a first cable clamping member 108 and a second cable clamping member 109. The first cable clamping member 108 and the second cable clamping member 109 are respectively provided with corresponding first cable positioning half-grooves 110 and second cable positioning half-grooves 111. The first cable positioning half-grooves 110 and the second cable positioning half-grooves 111 form a cable positioning groove that cooperates with the cable. The U-shaped clamping bolt and nut assembly includes a U-shaped clamping bolt 112 and a nut. The middle part of the U-shaped clamping bolt 112 passes through the hardware fixing plate 102.2. The threaded sections at both ends of the U-shaped clamping bolt 112 pass through the first cable clamping member 108 and the second cable clamping member 109 in sequence and are connected with nuts. The surface of the first cable clamping member 108 without the first cable positioning half-grooves 110 is provided with a fixing plate positioning groove 113 that cooperates with the hardware fixing plate 102.2.

[0043] Example 5:

[0044] Based on certain embodiments, or Embodiment 1, 2, 3, or 4 described above, a cable connection structure for a spacer bar connection mechanism is provided, such as... Figure 1 As shown, the device includes a cable 300, and a hardware fixing plate 102.2 that can be detachably fixed to both ends of a spacer bar 101. Each hardware fixing plate 102.2 can be detachably fixed with a set of hardware cable fixing components 102.1, and each set of hardware cable fixing components 102.1 can be detachably fixedly connected to a cable 300.

[0045] In summary, the length of the spacer bar 101 in this invention is adjustable, allowing for flexible length adjustment according to different spacing requirements in actual use scenarios. This facilitates adaptation to varying line specifications and addressing spacing differences caused by environmental and installation condition variations, enhancing the applicability of the entire connection mechanism under diverse working conditions. The cable fixing component 102.1 is detachably fixed to the cable 300, meaning that by changing different fixing methods or adjusting the parameters of the fixing component, it can be securely connected to various types and sizes of cables 300, meeting the personalized needs of different projects for cable connections. The detachable fixing of the cable fixing component 102.1 to the cable 300, the detachable fixing of the fixing plate 102.2 to the end of the spacer bar 101 after rotation, and the detachable fixing between the cable fixing component 102.1 and the fixing plate 102.2, allow construction personnel to perform installation operations step-by-step on-site. First, all components are transported to the site, then connected and assembled sequentially. The clear and simple operation process helps improve construction efficiency and reduce construction time and labor costs. During installation, if the connection angle or position of a component is found to be unsuitable, the detachable nature of each connection allows construction personnel to easily disassemble and adjust the corresponding part, promptly correcting installation errors and ensuring the accuracy and reliability of the entire connection mechanism. The detachable structure makes subsequent daily maintenance and inspection of the spacer connection mechanism more convenient. For example, when checking for damage to spacer 101 or the stability of cable 300 connections, the corresponding components can be easily disassembled for inspection, eliminating the need for a complex overall disassembly process and reducing the difficulty of maintenance work. When components such as spacer 101, cable fixing assembly 102.1, or fixing plate 102.2 require replacement due to wear or damage from prolonged use, their detachable fixing feature allows for quick removal of the old components and replacement with new ones, ensuring the continuous normal operation of the entire connection mechanism, reducing downtime caused by component failures, and lowering maintenance costs. The design of the rotatable hardware fixing plate 102.2 connected to the end of the spacer bar 101 allows for the buffering and dispersion of external forces when the cable 300 is subjected to external forces from different directions. This prevents stress concentration at a fixed position from damaging the spacer bar or other components, thus improving the stability and safety of the entire connection mechanism under complex stress environments. Although the components are detachably fixed, as long as they are correctly installed and fixed, the connection points can work together to form a stable overall structure, ensuring a reliable connection between the cable 300 and the spacer bar 101, effectively transmitting tensile forces and other mechanical forces, and maintaining the line and related facilities in good operating condition.

[0046] It should be noted that the above description of the technical solutions is exemplary, and this specification may be embodied in different forms and should not be construed as limiting it to the technical solutions set forth herein. Rather, providing these descriptions will make the disclosure of this utility model thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the technical solutions of this utility model are defined only by the scope of the claims. When using the terms "comprising," "having," and "including" as described in this specification, there may also be another part or other parts, and the terms used are generally singular but may also represent plural forms. It should be pointed out that although various different components may appear and be described in this specification using terms such as "first," "second," "top," "bottom," "one side," "the other side," "one end," "the other end," etc., these components and parts should not be limited by these terms. These terms are only used to distinguish one component and part from another component and part. For example, without departing from the scope of this specification, a first component may be referred to as a second component, and similarly, a second component may be referred to as a first component; top and bottom components may, in certain cases, be interchanged or converted; components at one end and at the other end may have the same or different performance characteristics.

[0047] Finally, it should be noted that the above embodiments are merely representative examples of this utility model. Obviously, this utility model is not limited to the above embodiments and can have many variations. Any simple modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of this utility model should be considered to fall within the protection scope of this utility model.

Claims

1. A spacer bar connecting mechanism, characterized in that: It includes an adjustable-length spacer (101) and a hardware cable connector (102) connected to both ends of the spacer (101); the hardware cable connector (102) includes a hardware cable fixing assembly (102.1) for detachably fixing to the cable (300) and a hardware fixing plate (102.2) rotatably connected to the end of the spacer (101) and detachably fixed to the spacer (101) after rotation, wherein the hardware cable fixing assembly (102.1) and the hardware fixing plate (102.2) are detachably fixed.

2. The spacer bar connecting mechanism as described in claim 1, characterized in that: The spacer bar (101) includes a central connecting bar (101.1) and end connecting bars (101.2) coaxially connected to both ends of the central connecting bar (101.1). The end of the end connecting bar (101.2) away from the central connecting bar (101.1) is rotatably connected to the hardware fixing plate (102.2). The end connecting bar (101.2) or the hardware fixing plate (102.2) can be detached and fixed after rotation. The end connecting bar (101.2) can move axially relative to the central connecting bar (101.1) and be axially positioned with respect to the central connecting bar (101.1).

3. The spacer bar connecting mechanism as described in claim 2, characterized in that: The two ends of the middle connecting rod (101.1) are respectively provided with opposite threads, and the end connecting rod (101.2) is a sleeve structure, which is coaxially connected to the middle connecting rod (101.1) by threads.

4. The spacer connecting mechanism as described in claim 3, characterized in that: The end of the end connecting rod (101.2) away from the middle connecting rod (101.1) has a fixing plate mounting groove (103) along the axial direction of the end connecting rod (101.2). The hardware fixing plate (102.2) is disposed in the fixing plate mounting groove (103). The hardware fixing plate (102.2) is connected to the end connecting rod (101.2) through a spacer rod rotatable connection structure.

5. The spacer bar connecting mechanism as described in claim 4, characterized in that: The spacer rod rotatable connection structure includes a spacer rod rotatable positioning structure connected between the end of the end connecting rod (101.2) away from the middle connecting rod (101.1) and the hardware fixing plate (102.2), and a spacer rod rotatable adjustment structure connected between the end of the end connecting rod (101.2) away from the middle connecting rod (101.1) and the hardware fixing plate (102.2). The distance between the spacer rod rotatable positioning structure and the middle connecting rod (101.1) is greater than the distance between the spacer rod rotatable adjustment structure and the middle connecting rod (101.1).

6. The spacer bar connecting mechanism as described in claim 5, characterized in that: The spacer rotation positioning structure includes a fixing plate bolt through hole (104) opened on the hardware fixing plate (102.2) and a first spacer bolt through hole (105) opened at the end of the end connecting rod (101.2). The fixing plate bolt through hole (104) and the first spacer bolt through hole (105) are fixedly connected by a bolt and nut structure.

7. The spacer bar connecting mechanism as described in claim 5, characterized in that: The spacer rod rotation adjustment structure includes an arc-shaped bolt through hole (106) opened on the hardware fixing plate (102.2) for bolts to pass through, and a second spacer rod bolt through hole (107) opened at the end of the end connecting rod (101.2). The arc-shaped bolt through hole (106) and the second spacer rod bolt through hole (107) are fixedly connected by a bolt and nut structure.

8. The spacer bar connecting mechanism as described in claim 1, characterized in that: The fitting cable fixing assembly (102.1) includes a fitting cable clamping assembly, and a U-shaped clamping bolt and nut assembly for detachably fixing the fitting fixing plate (102.2) to the fitting cable clamping assembly.

9. The spacer bar connecting mechanism as described in claim 8, characterized in that: The cable clamping assembly includes a first cable clamping member (108) and a second cable clamping member (109). The first cable clamping member (108) and the second cable clamping member (109) are respectively provided with a first cable positioning half-groove (110) and a second cable positioning half-groove (111). The first cable positioning half-groove (110) and the second cable positioning half-groove (111) form a cable positioning groove that mates with the cable. The U-shaped clamping bolt and nut assembly includes a U-shaped clamping bolt. The U-shaped clamping bolt (112) passes through the middle of the hardware fixing plate (102.2) and the nut. The threaded sections at both ends of the U-shaped clamping bolt (112) pass through the first hardware cable clamp (108) and the second hardware cable clamp (109) in sequence and are connected with nuts. The first hardware cable clamp (108) has a fixing plate positioning groove (113) that cooperates with the hardware fixing plate (102.2) on its surface without the first cable positioning half groove (110).

10. A cable connection structure for a spacer bar connection mechanism as described in any one of claims 1-9, comprising a cable (300), characterized in that: The spacer bar (101) has a hardware fixing plate (102.2) detachably fixed at both ends. Each hardware fixing plate (102.2) has a set of hardware cable fixing components (102.1) detachably fixed. Each set of hardware cable fixing components (102.1) is detachably fixed to a cable (300).