Tarpaulin traction connecting assembly

By designing the tarpaulin pulling connection assembly and using the side buckle structure of the upper and lower ply, the problem of low installation convenience of carport tarpaulin is solved, and stable traction and efficient installation of large-width tarpaulin is achieved.

CN223241163UActive Publication Date: 2025-08-19WUHAN LONGSHUNDA TECH DEV CO LTD
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Patent Information

Application Number
CN202422266642.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-14
Publication Date
2025-08-19
Estimated Expiration
2034-09-14

AI Technical Summary

Technical Problem

The existing carport tarpaulin is easy to operate during installation, especially when a large-width carport requires tools to move a large distance along the length of the rope, which makes it inconvenient to operate.

Method used

A tarpaulin pulling connection assembly is designed, including upper ply plate, lower ply plate, hinged column, positioning mechanism and anti-ball removal structure. The installation process of the tarpaulin is simplified by directly buckle and fixing on the side of the rope.

Benefits of technology

It improves the convenience and efficiency of tarpaulin installation, prevents ropes from falling out, and is suitable for stable traction of large-width tarpaulin.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a tarpaulin traction connecting assembly which comprises an upper clamping plate, the lower side of the X end of the upper clamping plate is provided with a first buckling part in a bent mode, the lower side of the upper clamping plate is provided with a first hinge part and an upper connecting part, and the first hinge part is located on the X side of the upper connecting part; a second buckling part is arranged on the upper side of the X end of the lower clamping plate in a bent mode, the first buckling part and the second buckling part are buckled to the upper side and the lower side of a rope, and a second hinge part is arranged on the upper side of the lower clamping plate; the free end of the first hinge part and the free end of the second hinge part are both hinged to the first hinge column. The positioning mechanism is used for fixing the-X end of the upper clamping plate and the-X end of the lower clamping plate. The tarpaulin traction connecting assembly provided by the utility model has the advantage that the operation convenience is higher.
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Description

Technical Field

[0001] The utility model belongs to the technical field of carport installation and relates to a tarpaulin pulling connection component. Background Art

[0002] A carport (also known as a carport) is an outdoor barrier that protects vehicles. It is a protective building used to protect vehicles from damage. It mainly has functions such as sheltering from wind and rain, sun protection, beautifying the landscape, and preventing falling objects from high altitudes. It is commonly found in outdoor private or public places such as residential buildings, villa communities, companies, schools, shops, gymnasiums, factories, government agencies, etc.

[0003] Currently, common carports on the market primarily consist of a metal frame topped with a tarp, primarily providing protection from wind and rain. Before the tarp is attached to the frame, a rope is wrapped around the edge of the tarp. During installation, a tool is used to clamp or clip the rope-wrapped edge of the tarp, allowing the tarp to be pulled outward. A common tool consists of a steel cylinder with a snap-on notch and a C-shaped lug on the outside of the cylinder. To pull the tarp, the edge of the tarp is clipped into the notch, securing the rope. After positioning the tool, one end of a puller is connected to the lug and the other end to a tree or other fixed object. The lug is then pulled by the puller to tighten the tarp edge. Multiple tools are typically inserted into the tarp edge, and multiple pullers are used to simultaneously tighten the tools to prevent deformation. During actual operation, it was found that since some carports are very wide, it is necessary to insert the tool from the edge of the tarpaulin and then move the tool a long distance along the length of the rope to the appropriate position, such as the middle position of the tarpaulin, which results in lower operation convenience. Utility Model Content

[0004] The purpose of the utility model is to provide a tarpaulin pulling connection assembly, aiming to solve the problem of low operating convenience.

[0005] In order to solve the above technical problems, the present invention provides a tarpaulin pulling connection assembly, comprising:

[0006] An upper splint, wherein the lower side of the X end of the upper splint is bent to be provided with a first buckling portion, and the lower side of the upper splint is provided with a first hinge portion and an upper connecting portion, wherein the first hinge portion is located on the X side of the upper connecting portion;

[0007] A lower splint, wherein the upper side of the X end of the lower splint is bent and provided with a second buckling portion, the first buckling portion and the second buckling portion are buckled with the upper and lower sides of a rope, and the upper side of the lower splint is provided with a second hinge portion;

[0008] a first hinged post, wherein a free end of the first hinged portion and a free end of the second hinged portion are both hingedly connected to the first hinged post;

[0009] A positioning mechanism is used to fix the -X end of the upper clamping plate and the -X end of the lower clamping plate.

[0010] The present invention is further configured such that a first protective plate is provided on the X side of the first buckling portion, and a second protective plate is provided on the X side of the second buckling portion, and the first protective plate and the second protective plate are attached to the upper and lower sides of a tarpaulin.

[0011] The present invention is further configured such that a plurality of the first hinge parts and the second hinge parts are provided, and the first hinge parts and the second hinge parts are distributed in a staggered manner, and the sides of adjacent first hinge parts and second hinge parts are in a fitted manner.

[0012] The present invention is further configured such that a lower connecting portion is provided on the upper side of the lower splint, the upper connecting portion and the lower connecting portion are both arc-shaped, and the outer side of the lower connecting portion is movably fitted to the inner side of the upper connecting portion.

[0013] The utility model is further configured such that a first long strip hole is vertically formed through the upper connecting portion, and a second long strip hole is vertically formed through the lower connecting portion;

[0014] It also includes an anti-drop-off ball and a traction rod fixedly connected to the anti-drop-off ball, the anti-drop-off ball movably fits on the inner side of the lower connecting part, and the diameter of the anti-drop-off ball is larger than the width of the second elongated hole, the traction rod movably passes through the first elongated hole and the second elongated hole, and a traction ring is provided at the -X end of the traction rod, and the projection of the traction ring in the vertical direction is located outside the projection of the upper splint and the lower splint in the vertical direction.

[0015] The present invention is further configured such that the upper connecting portion is connected to the middle portion of the upper clamping plate, and the lower connecting portion is connected to the middle portion of the lower clamping plate.

[0016] The utility model is further configured such that the positioning mechanism includes:

[0017] A first positioning arm hinged to the lower side of the -X end of the upper clamping plate, wherein the X side of the first positioning arm is provided with a first positioning portion with a Z-shaped longitudinal section;

[0018] A second positioning arm hingedly connected to the upper side of the -X end of the lower splint, the X side of the second positioning arm is provided with a second positioning portion with a Z-shaped longitudinal section, and the upper side of the free end of the second positioning portion is in contact with the lower side of the free end of the first positioning portion;

[0019] a fastening member, wherein the longitudinal section of the fastening member is U-shaped, and the free end of the first positioning portion and the free end of the second positioning portion are both fastened to the inner wall of the fastening member;

[0020] A second hinged rod, a free end of the first positioning arm and a free end of the second positioning arm are both hinged to the second hinged rod.

[0021] The present invention is further configured such that the width of the first positioning portion is greater than the width of the second positioning portion, and the inner side of the first positioning portion is flush with the inner side of the second positioning portion;

[0022] The inner wall of the fastening piece is provided with a fastening groove with a longitudinal section of an arc or a dovetail shape. The first positioning portion is provided with a fastening strip that cooperates with the fastening groove. The fastening piece is movably connected to the first positioning portion. Moving the fastening piece can make the fastening piece engage with or separate from the second positioning portion.

[0023] The present invention is further configured such that an anti-slip portion is provided on the inner top of the first positioning portion, the anti-slip portion is directly opposite to the inner end of the fastening component, an anti-slip cable is provided between the anti-slip portion and the fastening component, and when the anti-slip cable is in its longest state, the fastening component is connected to the first positioning portion, and the fastening component and the second positioning portion are in a separated state.

[0024] The present invention is further configured such that two second hinged rods are provided, and the two second hinged rods are located on both sides of the traction rod.

[0025] Compared with the prior art, the present invention provides a tarpaulin pulling connection assembly. When connecting the tarpaulin wrapped with a rope, it is only necessary to move the connection assembly directly to the desired fixed place, then move the -X ends of the upper and lower splints in a direction close to each other, and open the first buckle part and the second buckle part, then insert the tarpaulin with the rope between the first buckle part and the second buckle part, then rotate the -X ends of the upper and lower splints outward, and make the first buckle part and the second buckle part buckle on the upper and lower sides of the rope, and fix the -X ends of the upper and lower splints by the positioning mechanism, then connect a tractor or the like (not within the scope of protection claimed in this application, and will not be described in detail here) to the upper connection part, and fix the other end of the tractor to a tree or the like, so that the entire connection assembly can be pulled outward through the upper connection part, and during the traction process, the diameter or thickness of the tarpaulin wrapped with the rope is greater than the distance between the free ends of the first buckle part and the second buckle part, so that the rope can be well prevented from falling out, etc., so that the tarpaulin can be stably pulled. Since the connecting assembly of the present application can be directly fastened to the outside of the tarpaulin wrapped with ropes from the side without the need to insert tools and move them from the edge of the tarpaulin, even if the tarpaulin has a large width, the operation can be more convenient and the installation efficiency of the tarpaulin can be higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a structural diagram of an embodiment of a tarpaulin pulling connection assembly of the utility model when in use;

[0027] Figure 2 yes Figure 1 Enlarged view of part A;

[0028] Figure 3 This is a structural diagram of an embodiment of the utility model in which a tarpaulin pulling connection assembly is connected to a tarpaulin;

[0029] Figure 4 yes Figure 3 Enlarged view of part B;

[0030] Figure 5 This is a cross-sectional view of an embodiment of a tarpaulin pulling connection assembly of the utility model;

[0031] Figure 6 It is an exploded view of an embodiment of the first positioning arm and the second positioning arm part of a tarpaulin pulling connection assembly of the utility model.

[0032] Among them, 1. upper splint; 2. first buckling part; 3. first hinged part; 4. upper connecting part; 5. lower splint; 6. second buckling part; 7. second hinged part; 8. first hinged column; 9. first protective plate; 10. second protective plate; 11. lower connecting part; 12. first long hole; 13. second long hole; 14. anti-slip ball; 15. traction rod; 16. traction ring; 17. first positioning arm; 18. first positioning part; 19. second positioning arm; 20. second positioning part; 21. buckling piece; 22. second hinged rod; 23. buckling groove; 24. buckling strip; 25. anti-slip part; 26. anti-slip cable. DETAILED DESCRIPTION

[0033] The following is a detailed description of the tarpaulin pull-connector assembly proposed by the present invention, with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are highly simplified and not to exact scale, and are intended solely to facilitate and clarify the description of the embodiments of the present invention. Identical or similar reference numerals in the drawings represent identical or similar components.

[0034] A tarpaulin pulling connection component, such as Figures 1 to 6 As shown, including:

[0035] An upper splint 1, wherein the lower side of the X end of the upper splint 1 is bent to provide a first buckling portion 2, and the lower side of the upper splint 1 is provided with a first hinge portion 3 and an upper connecting portion 4, wherein the first hinge portion 3 is located on the X side of the upper connecting portion 4;

[0036] A lower splint 5, wherein the upper side of the X end of the lower splint 5 is bent and provided with a second fastening portion 6, the first fastening portion 2 and the second fastening portion 6 are fastened to the upper and lower sides of a rope (wherein "rope" and "tarpaulin" are not objects claimed for protection and are only introduced for auxiliary explanation), and a second hinge portion 7 is provided on the upper side of the lower splint 5;

[0037] a first hinged post 8, wherein the free end of the first hinged portion 3 and the free end of the second hinged portion 7 are both hingedly connected to the first hinged post 8;

[0038] A positioning mechanism is used to fix the -X end of the upper clamping plate 1 and the -X end of the lower clamping plate 5.

[0039] A first protective plate 9 is provided on the X side of the first buckling portion 2, and a second protective plate 10 is provided on the X side of the second buckling portion 6. The first protective plate 9 and the second protective plate 10 are attached to the upper and lower sides of a tarpaulin.

[0040] A plurality of the first hinge parts 3 and the second hinge parts 7 are provided, and the first hinge parts 3 and the second hinge parts 7 are distributed in a staggered manner, and the sides of adjacent first hinge parts 3 and second hinge parts 7 are in a fitted shape.

[0041] A lower connecting portion 11 is provided on the upper side of the lower splint 5 . Both the upper connecting portion 4 and the lower connecting portion 11 are arc-shaped, and the outer side of the lower connecting portion 11 is movably attached to the inner side of the upper connecting portion 4 .

[0042] A first long strip hole 12 is vertically formed through the upper connecting portion 4, and a second long strip hole 13 is vertically formed through the lower connecting portion 11.

[0043] It also includes an anti-slip ball 14 and a traction rod 15 fixedly connected to the anti-slip ball 14. The anti-slip ball 14 is movably fitted to the inner side of the lower connecting part 11, and the diameter of the anti-slip ball 14 is larger than the width of the second elongated hole 13. The traction rod 15 is movable through the first elongated hole 12 and the second elongated hole 13. A traction ring 16 is provided at the -X end of the traction rod 15. The projection of the traction ring 16 in the vertical direction is located outside the projection of the upper splint 1 and the lower splint 5 in the vertical direction.

[0044] The upper connecting portion 4 is connected to the middle portion of the upper clamping plate 1 , and the lower connecting portion 11 is connected to the middle portion of the lower clamping plate 5 .

[0045] The positioning mechanism comprises:

[0046] A first positioning arm 17 is hinged to the lower side of the upper clamping plate 1-X end, and a first positioning portion 18 with a Z-shaped longitudinal section is provided on the X side of the first positioning arm 17;

[0047] A second positioning arm 19 is hingedly connected to the upper side of the X end of the lower splint 5. A second positioning portion 20 with a Z-shaped longitudinal section is provided on the X side of the second positioning arm 19. The upper side of the free end of the second positioning portion 20 is affixed to the lower side of the free end of the first positioning portion 18.

[0048] A fastening member 21 , wherein the longitudinal section of the fastening member 21 is U-shaped, and the free end of the first positioning portion 18 and the free end of the second positioning portion 20 are both fastened to the inner wall of the fastening member 21 ;

[0049] The second hinged rod 22 , the free end of the first positioning arm 17 and the free end of the second positioning arm 19 are both hinged to the second hinged rod 22 .

[0050] The width of the first positioning portion 18 is greater than the width of the second positioning portion 20 , and the inner side of the first positioning portion 18 is flush with the inner side of the second positioning portion 20 ;

[0051] The inner wall of the fastening member 21 is provided with a fastening groove 23 with a longitudinal section of an arc or a dovetail shape. The first positioning portion 18 is provided with a fastening strip 24 that cooperates with the fastening groove 23. The fastening member 21 is movably connected to the first positioning portion 18. Moving the fastening member 21 can make the fastening member 21 engage with or separate from the second positioning portion 20.

[0052] The inner top of the first positioning portion 18 is provided with an anti-slip portion 25, which is aligned with the inner end of the fastening member 21. An anti-slip cable 26 is provided between the anti-slip portion 25 and the fastening member 21. When the anti-slip cable 26 is at its longest position, the fastening member 21 is connected to the first positioning portion 18, and the fastening member 21 is separated from the second positioning portion 20. Two second hinged rods 22 are provided, and the two second hinged rods 22 are located on both sides of the traction rod 15.

[0053] The utility model provides a tarpaulin pulling connection assembly. When connecting the tarpaulin wrapped with a rope, it is only necessary to move the connection assembly directly to the place where it is required to be fixed, and then move the -X ends of the upper clamping plate 1 and the lower clamping plate 5 in a direction close to each other, and open the first buckling part 2 and the second buckling part 6, and then insert the tarpaulin with the rope between the first buckling part 2 and the second buckling part 6, and then rotate the -X ends of the upper clamping plate 1 and the lower clamping plate 5 outward, and make the first buckling part 2 and the second buckling part 6 buckle on the upper and lower sides of the rope, and through the fixed The positioning mechanism fixes the -X ends of the upper and lower splints 1 and 5, and then connects a tractor or the like (not within the scope of protection claimed by this application, and will not be described in detail here) to the upper connecting portion 4, and the other end of the tractor is fixedly connected to a tree or the like, so that the entire connection assembly can be pulled outward through the upper connecting portion 4, and during the pulling process, the diameter or thickness of the tarpaulin wrapped with the rope is greater than the distance between the free ends of the first buckle portion 2 and the second buckle portion 6, so that the rope can be prevented from falling out, etc., so that the tarpaulin can be pulled stably. Since the connection assembly of the present application can be directly buckled from the side to the outside of the tarpaulin wrapped with the rope, without the need to insert a tool and move it from the edge of the tarpaulin, even if the tarpaulin has a large width, the operation can be more convenient, and the installation efficiency of the tarpaulin can also be higher.

[0054] In actual operation, in the standby state, the fastening member 21 is separated from the second positioning portion 20, but is always connected to the first positioning portion 18. If the fastening groove 23 is arc-shaped, its curvature is greater than π, which can prevent the fastening member 21 from separating from the first positioning portion 18. At the same time, the -X ends of the upper and lower clamping plates 1 and 5 are close to each other, and the first and second fastening portions 2 and 6 are separated by the lever action, allowing the tarpaulin wrapped with ropes to be directly inserted.

[0055] After moving the connecting assembly to the appropriate position, insert the rope between the first buckling part 2 and the second buckling part 6 until it fits properly, then rotate the first positioning arm 17 and the second positioning arm 19 in the X direction until the free ends of the first positioning part 18 and the second positioning part 20 are fitted together. At this time, the buckling part 21 and the second positioning part 20 are in a separated state, which does not affect the mutual fit between the two. At the same time, in the fitted state, the first buckling part 2 and the second buckling part 6 are buckled on the inner side of the tarpaulin wrapped with the rope, and the first protective plate 9 and the second protective plate 10 are also fitted or clamped on the upper and lower sides of the tarpaulin on the inner side of the rope. In this way, when the connecting assembly of the present application is pulled outward subsequently, the area of action on the tarpaulin can be increased, thereby preventing excessive stress on the local tarpaulin and protecting the tarpaulin.

[0056] After the first positioning portion 18 and the second positioning portion 20 are fitted together, the fastening member 21 is pushed inward, and the inner side of the fastening member 21 is also fastened to the free end of the second positioning portion 20. In this way, the first positioning portion 18 and the second positioning portion 20 can be fixed by the fastening member 21, and the upper clamping plate 1 and the lower clamping plate 5 can maintain the state of clamping the tarpaulin at this time.

[0057] Then connect the tractor to the traction ring 16, and then pull the anti-slip ball 14 outward through the traction ring 16 and the traction rod 15. At this time, the anti-slip ball 14 can pull the lower connecting part 11 outward, and through the lower connecting part 11, it can drive the entire connecting assembly to move outward and tighten the tarpaulin.

[0058] The upper connecting portion 4 and the lower connecting portion 11 are both arc-shaped, and the outer side of the lower connecting portion 11 is in contact with the inner side of the upper connecting portion 4. In this way, when the upper connecting portion 4 and the lower connecting portion 11 are subjected to the pulling force of the anti-ball 14, they can jointly bear and transmit the force, thereby ensuring the service life of the connecting assembly. Secondly, because the first elongated hole 12 and the second elongated hole 13 are elongated, the traction rod 15 can pass through the first elongated hole 12 and the second elongated hole 13 even when the upper and lower splints 1 and 5 are rotated up and down, so that the traction rod 15 can be used normally without affecting the normal use of the upper and lower splints 1 and 5.

[0059] After use, simply pull the fastener 21 outward to separate it from the second positioning portion 20, and then move the upper and lower plates 1 and 5 closer to each other at the -X ends. This allows the first and second fasteners 2 and 6 to be separated from the rope, making the operation simple and convenient. Furthermore, during rotation, the anti-drop ball 14 is ensured not to pass through the second elongated hole 13. Furthermore, the X-side of the anti-drop ball 14 is aligned with the first hinge 3 or the second hinge 7, thus preventing the anti-drop ball 14 from falling off the connecting assembly from the -X side.

[0060] When the first positioning part 18 and the second positioning part 20 are connected through the fastening part 21, the anti-detachment part 25 can limit the fastening part 21 to prevent the fastening part 21 from moving too far; and when the first positioning part 18 and the second positioning part 20 are unlocked through the fastening part 21, the anti-detachment cable 26 can prevent the fastening part 21 from separating from the first positioning part 18, so as to facilitate the next use.

[0061] The above description is only a description of the preferred embodiment of the present invention and does not limit the scope of the present invention. Any changes and modifications made by ordinary technicians in the field of the present invention based on the above disclosure shall fall within the scope of protection of the claims.

Claims

1. A tarpaulin pulling connection assembly, characterized in that: include: An upper splint (1), wherein the lower side of the X end of the upper splint (1) is bent and provided with a first buckling portion (2), and the lower side of the upper splint (1) is provided with a first hinge portion (3) and an upper connecting portion (4), wherein the first hinge portion (3) is located on the X side of the upper connecting portion (4); A lower splint (5), wherein the upper side of the X end of the lower splint (5) is bent and provided with a second buckling portion (6), the first buckling portion (2) and the second buckling portion (6) are buckled with the upper and lower sides of a rope, and a second hinge portion (7) is provided on the upper side of the lower splint (5); a first hinged column (8), wherein the free end of the first hinged portion (3) and the free end of the second hinged portion (7) are both hingedly connected to the first hinged column (8); A positioning mechanism is used to fix the -X end of the upper clamping plate (1) and the -X end of the lower clamping plate (5).

2. A tarpaulin pulling connection assembly according to claim 1, characterized in that: A first protective plate (9) is provided on the X side of the first buckling portion (2), and a second protective plate (10) is provided on the X side of the second buckling portion (6). The first protective plate (9) and the second protective plate (10) are attached to the upper and lower sides of a tarpaulin.

3. A tarpaulin pulling connection assembly according to claim 1 or 2, characterized in that: A plurality of the first hinge parts (3) and the second hinge parts (7) are provided, and the first hinge parts (3) and the second hinge parts (7) are distributed in a staggered manner, and the sides of adjacent first hinge parts (3) and second hinge parts (7) are in a fitted manner.

4. A tarpaulin pulling connection assembly according to claim 3, characterized in that: A lower connecting portion (11) is provided on the upper side of the lower splint (5); the upper connecting portion (4) and the lower connecting portion (11) are both arc-shaped, and the outer side of the lower connecting portion (11) is movably attached to the inner side of the upper connecting portion (4).

5. The tarpaulin pulling connection assembly according to claim 4, characterized in that: A first long strip hole (12) is vertically passed through the upper connecting portion (4), and a second long strip hole (13) is vertically passed through the lower connecting portion (11); The invention also includes an anti-slip ball (14) and a traction rod (15) fixedly connected to the anti-slip ball (14), wherein the anti-slip ball (14) is movably fitted to the inner side of the lower connecting portion (11), and the diameter of the anti-slip ball (14) is larger than the width of the second elongated hole (13), and the traction rod (15) is movably passed through the first elongated hole (12) and the second elongated hole (13), and a traction ring (16) is provided at the -X end of the traction rod (15), and the projection of the traction ring (16) in the vertical direction is located outside the projection of the upper clamping plate (1) and the lower clamping plate (5) in the vertical direction.

6. The tarpaulin pulling connection assembly according to claim 5, characterized in that: The upper connecting portion (4) is connected to the middle portion of the upper clamping plate (1), and the lower connecting portion (11) is connected to the middle portion of the lower clamping plate (5).

7. The tarpaulin pulling connection assembly according to claim 5, characterized in that: The positioning mechanism comprises: A first positioning arm (17) is hingedly connected to the lower side of the X-end of the upper clamping plate (1); the X-side of the first positioning arm (17) is provided with a first positioning portion (18) with a Z-shaped longitudinal section; A second positioning arm (19) is hingedly connected to the upper side of the X-end of the lower clamping plate (5); a second positioning portion (20) having a Z-shaped longitudinal section is provided on the X-side of the second positioning arm (19); the upper side of the free end of the second positioning portion (20) is in contact with the lower side of the free end of the first positioning portion (18); The longitudinal section of the fastening member (21) is U-shaped, and the free end of the first positioning portion (18) and the free end of the second positioning portion (20) are both fastened to the inner wall of the fastening member (21); A second hinged rod (22), a free end of the first positioning arm (17) and a free end of the second positioning arm (19) are both hinged to the second hinged rod (22).

8. The tarpaulin pulling connection assembly according to claim 7, characterized in that: The width of the first positioning portion (18) is greater than the width of the second positioning portion (20), and the inner side of the first positioning portion (18) is flush with the inner side of the second positioning portion (20); The inner wall of the fastening member (21) is provided with a fastening groove (23) with a longitudinal section in the shape of an arc or a dovetail. The first positioning portion (18) is provided with a fastening strip (24) that matches the fastening groove (23). The fastening member (21) is movably connected to the first positioning portion (18). The fastening member (21) can be fastened or separated with the second positioning portion (20) by moving the fastening member (21).

9. The tarpaulin pulling connection assembly according to claim 8, characterized in that: An anti-slip portion (25) is provided at the inner top of the first positioning portion (18), and the anti-slip portion (25) is directly opposite to the inner end of the fastening member (21). An anti-slip cable (26) is provided between the anti-slip portion (25) and the fastening member (21). When the anti-slip cable (26) is in its longest state, the fastening member (21) is connected to the first positioning portion (18), and the fastening member (21) and the second positioning portion (20) are in a separated state.

10. A tarpaulin pulling connection assembly according to claim 8 or 9, characterized in that: Two second hinged rods (22) are provided, and the two second hinged rods (22) are located on both sides of the traction rod (15).