Pickup truck tail box extended guardrail

Abstract

The present invention discloses an extended guardrail for a pickup truck trunk, comprising a guardrail assembly and a rotating assembly, wherein a plurality of the guardrail assemblies are arranged in parallel up and down, the guardrail assembly comprising a middle straight tube and a curved tube body, the curved tube bodies are symmetrically arranged at both ends of the middle straight tube, the middle straight tube and the curved tube body are clearance-matched, an adjustment mounting piece is arranged at the connection between the middle straight tube and the curved tube body, a rotating fixing piece is arranged at the other end of the curved tube body, the rotating assembly comprises a mounting casting and a special-shaped nut, one side of the mounting casting is fixed to the inner wall of the trunk, and the other side is provided with a matching hole, one end of the special-shaped nut is connected to the outer side of the rotating fixing piece, and the other end is rotatably connected to the matching hole. The present invention can not only flexibly adjust the width, is convenient for disassembly and assembly, and is suitable for a variety of pickup truck models, but also can classify and protect products, and can effectively expand the storage space of the pickup truck trunk.

Description

Technical Field

[0001] The invention relates to the technical field of automobile parts, and in particular to an extended protective fence for a pickup truck tail box. Background Art

[0002] At present, the factory volume of pickup trunks on the market is fixed and cannot be expanded according to actual use needs, resulting in the inability to carry cargo that exceeds the trunk volume. When carrying cargo that exceeds the trunk volume, the tail baffle needs to be opened for transportation, which is prone to cargo falling and causing traffic accidents. At the same time, existing pickup trunk expansion products cannot be adjusted in size. Due to the different sizes of various pickup trunks, they cannot be applied to multiple pickup trunks at the same time, and their practicality is poor. Summary of the invention

[0003] In order to overcome the shortcomings of the prior art, the purpose of the present invention is to provide an extended guardrail for the trunk of a pickup truck, which can not only flexibly adjust the width, is easy to disassemble and assemble, and is suitable for a variety of pickup truck models, but also can classify and protect products and effectively expand the storage space of the trunk of the pickup truck.

[0004] The purpose of the present invention is achieved by the following technical solutions:

[0005] A pickup truck trunk extension guardrail comprises a guardrail assembly and a rotating assembly, wherein a plurality of the guardrail assemblies are arranged in parallel up and down, the guardrail assembly comprises a middle straight tube and a curved tube body, the curved tube bodies are symmetrically arranged at both ends of the middle straight tube, the middle straight tube and the curved tube body are clearance-matched, so that the middle straight tube can slide into the curved tube body to adjust the distance between the two curved tube bodies, an adjustment mounting piece is arranged at the connection between the middle straight tube and the curved tube body, the adjustment mounting piece is used to clamp the middle straight tube and the curved tube body on each of the guardrail assemblies, a rotating fixing piece is arranged at the other end of the curved tube body, the rotating fixing piece is used to clamp the end of each of the rotating fixing pieces, the rotating assembly comprises a mounting casting and a special-shaped nut, one side of the mounting casting is fixed to the inner wall of the trunk, and the other side is provided with a matching hole, one end of the special-shaped nut is connected to the outer side of the rotating fixing piece, and the other end is rotatably connected to the matching hole, so that the guardrail assembly can be flipped along the rotating assembly, and the special-shaped nut is an M6 nut.

[0006] Furthermore, the number of the guardrail assemblies is 3 or more.

[0007] Furthermore, rubber pads are provided at the upper and lower ends of the adjusting mounting member, and the rubber pads are formed by an integrated molding process. Furthermore, the rubber pads are made of rubber materials such as polyvinyl chloride and EPDM rubber, and play an anti-slip and buffering role.

[0008] Furthermore, the adjusting mounting part includes an adjusting mounting part A and an adjusting mounting part B, and first card slots are arranged at corresponding positions of the adjusting mounting part A and the adjusting mounting part B, and the number of the first card slots corresponds to the number of the guardrail assemblies. The adjusting mounting part A and the adjusting mounting part B are screwed together so that the corresponding first card slots clamp the middle straight pipe and the bent pipe body, and the adjusting mounting part A and the adjusting mounting part are both formed in an integrated process. Furthermore, the adjusting mounting part A and the adjusting mounting part are made of a composite material of polyvinyl chloride and ethylene propylene diene rubber.

[0009] Furthermore, the rotating fixing part includes a rotating fixing part A and a rotating fixing part B, and a second slot is provided at the corresponding positions of the rotating fixing part A and the rotating fixing part B, and the rotating fixing part A and the rotating fixing part B are covered by screws so that the second slot clamps the end of the bent pipe body. The rotating fixing part A is a secondary molding process, and a structure that matches the special-shaped nut is first molded. This partial structure is made of nylon or liquid crystal polymer, and the main structure is secondary molded. The main structure is made of a composite material of polyvinyl chloride and ethylene propylene diene monomer rubber, and has the characteristics of wear resistance and high strength; the rotating fixing part B is an integrated molding process, and is made of a composite material of polyvinyl chloride and ethylene propylene diene monomer rubber.

[0010] Furthermore, belt buckle assemblies are provided near the ends of the two curved tube bodies on one of the guardrail assemblies, the fabric end of the belt buckle assembly is sleeved on the curved tube body, and the other end is used to connect to the structural groove of the trunk door, the belt buckle assembly includes an aluminum alloy buckle and a fabric end, the aluminum alloy buckle is used to connect to the structural groove of the trunk door, so that the guardrail assembly is fixed on the opened trunk door.

[0011] Furthermore, an opening portion is provided on one side of the matching hole, and the special-shaped nut is engaged with the matching hole through the opening portion. The opening portion is provided with a latch, and the latch is used to prevent the special-shaped nut from slipping out of the opening portion during rotation.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] (1) The clearance between the middle straight pipe and the curved pipe body is set. After removing the adjustment mounting parts, the end of the middle straight pipe can be inserted into the curved pipe body to adjust the distance between the two curved pipe bodies to adapt to the width of different pickup truck trunks. The width can be fixed by adjusting the mounting parts to adapt to a variety of pickup truck models.

[0014] (2) A rotating assembly is provided. In the initial state, the guardrail assembly is stored inside the pickup trunk to isolate, store and fix items. When the trunk door is opened in the use state, the guardrail assembly is flipped 180 degrees along the rotating assembly so that the guardrail assembly is located outside the trunk, which can effectively expand the storage space of the pickup trunk;

[0015] The present invention can not only flexibly adjust the width, is convenient to disassemble and assemble, and is suitable for various pickup truck models, but also can classify and protect products and can effectively expand the storage space of the pickup truck trunk. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the present invention;

[0017] Figure 2 It is an exploded schematic diagram of an embodiment of the present invention;

[0018] Figure 3 It is a schematic diagram of the connection between the mounting casting and the latch in the embodiment of the present invention;

[0019] Figure 4 Schematic diagram of the use status of an embodiment of the present invention.

[0020] In the figure: 1. guardrail assembly; 11. middle straight pipe; 12. bent pipe body; 2. adjustment mounting part; 21. adjustment mounting part A; 22. adjustment mounting part B; 23. first slot; 3. rotation fixing part; 31. rotation fixing part A; 32. rotation fixing part B; 33. second slot; 4. rotating assembly; 41. mounting casting; 411. matching hole; 412. opening; 42. special-shaped nut; 5. latch; 6. rubber foot pad; 7. belt buckle assembly. DETAILED DESCRIPTION

[0021] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0022] like Figure 1-4As shown, a pickup truck tail box extended guardrail includes a guardrail assembly 1 and a rotating assembly 4, wherein a plurality of the guardrail assemblies 1 are arranged in parallel up and down, the guardrail assembly 1 includes a middle straight tube 11 and a curved tube body 12, the curved tube bodies 12 are symmetrically arranged at both ends of the middle straight tube 11, the middle straight tube 11 and the curved tube body 12 are clearance-matched, so that the middle straight tube 11 can slide into the curved tube body 12 to adjust the distance between the two curved tube bodies 12, and an adjustment mounting member 2 is arranged at the connection between the middle straight tube 11 and the curved tube body 12, and the adjustment mounting member 2 is used to clamp each of the guardrail assemblies 11 and the curved tube body 12. The middle straight pipe 11 and the curved tube body 12 on the guardrail assembly 1, the other end of the curved tube body 12 is provided with a rotating fixture 3, the rotating fixture 3 is used to clamp the end of each rotating fixture 3, the rotating assembly 4 includes a mounting casting 41 and a special-shaped nut 42, one side of the mounting casting 41 is fixed to the inner wall of the trunk, and the other side is provided with a matching hole 411, one end of the special-shaped nut 42 is connected to the outer side of the rotating fixture 3, and the other end is rotatably connected to the matching hole 411, so that the guardrail assembly 1 can be flipped along the rotating assembly 4, and the special-shaped nut 42 is an M6 nut.

[0023] In this embodiment, the number of the guardrail assemblies 1 is 3 or more.

[0024] In this embodiment, rubber pads 6 are provided at the upper and lower ends of the adjusting mounting member 2. The rubber pads 6 are formed by an integrated molding process. Furthermore, the rubber pads 6 are made of rubber materials such as polyvinyl chloride and EPDM rubber, and play an anti-slip and buffering role.

[0025] In this embodiment, the adjusting mounting member 2 includes an adjusting mounting member A21 and an adjusting mounting member B22. First card slots 23 are arranged at corresponding positions of the adjusting mounting member A21 and the adjusting mounting member B22. The number of the first card slots 23 corresponds to the number of the guardrail assemblies 1. The adjusting mounting member A21 and the adjusting mounting member B22 are screwed together so that the corresponding first card slots 23 clamp the middle straight pipe 11 and the bent pipe body 12. The adjusting mounting member A21 and the adjusting mounting member 2 are both formed in one piece. Furthermore, the adjusting mounting member A21 and the adjusting mounting member are made of a composite material of polyvinyl chloride and ethylene propylene diene rubber.

[0026] In this embodiment, the rotating fixing member 3 includes a rotating fixing member A31 and a rotating fixing member B32. A second clamping groove 33 is arranged at the corresponding positions of the rotating fixing member A31 and the rotating fixing member B32. The rotating fixing member A31 and the rotating fixing member B32 are covered by screws so that the second clamping groove 33 clamps the end of the bent tube body 12. The rotating fixing member A31 is a secondary molding process, and a structure that matches the special-shaped nut 42 is first molded. This partial structure is made of nylon or liquid crystal polymer, and then a main structure is secondary molded. The main structure is made of a composite material of polyvinyl chloride and ethylene propylene diene monomer rubber, and has the characteristics of wear resistance and high strength. The rotating fixing member B32 is an integrated molding process and is made of a composite material of polyvinyl chloride and ethylene propylene diene monomer rubber.

[0027] In this embodiment, a belt buckle assembly 7 is provided near the end of the two curved tube bodies 12 on one of the guardrail assemblies 1. The fabric end of the belt buckle assembly 7 is sleeved on the curved tube body 12, and the other end is used to connect to the structural groove of the trunk door. The belt buckle assembly 7 includes an aluminum alloy buckle and a fabric end. The aluminum alloy buckle is used to connect to the structural groove of the trunk door, so that the guardrail assembly 1 is fixed on the opened trunk door.

[0028] In this embodiment, an opening portion 412 is provided on one side of the matching hole 411, and the special-shaped nut 42 is engaged with the matching hole 411 through the opening portion 412. The opening portion 412 is provided with a latch 5, and the latch 5 is used to prevent the special-shaped nut 42 from slipping out of the opening portion 412 during rotation.

[0029] The installation process of the present invention:

[0030] 1. Use self-tapping screws to lock the two mounting castings 41 at the corresponding positions on the inner wall of the trunk according to the vehicle model and the positioning paper;

[0031] 2. According to the width of the trunk, use the rotating fixture 3 to install the three curved tube bodies 12 on the left and right sides together, and at the same time, insert the belt buckle assembly 7 into the curved tube body 12 in the middle, and then insert the two ends of the middle straight tube 11 into the curved tube bodies 12 on both sides respectively and use the adjusting fixture 2 for pre-tightening;

[0032] 3. Fine-tune the total width of the guardrail assembly 1, that is, adjust the distance between the two curved tube bodies 12, and obliquely insert the rotating fixtures 3 on both sides into the mounting casting 41 with the help of the special-shaped nuts 42, and lock the latch 5 at the same time to prevent the rotating fixture 3 from falling off during use.

[0033] 4. Make sure that the guardrail assembly 1 can be turned 180 degrees inside and outside the trunk, tighten the self-tapping screws on the adjustment mounting part 2, adjust the fabric length on the belt buckle assembly 7, and buckle one end of the belt buckle assembly 7 on the structural groove of the trunk door to ensure that the guardrail assembly 1 is fixed and not loose. Figure 4 shown.

[0034] 5. Flip and retract the guardrail assembly 1 to its initial state and close the tailgate.

[0035] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. An extended guardrail for a pickup truck trunk, characterized by: The invention comprises a guardrail assembly (1) and a rotating assembly (4), wherein a plurality of the guardrail assemblies (1) are arranged in parallel in an upper and lower direction, wherein the guardrail assembly (1) comprises an intermediate straight tube (11) and a curved tube body (12), wherein the curved tube bodies (12) are symmetrically arranged at both ends of the intermediate straight tube (11), wherein the intermediate straight tube (11) and the curved tube body (12) are clearance-matched, so that the intermediate straight tube (11) can slide into the curved tube body (12) to adjust the distance between the two curved tube bodies (12), and an adjusting mounting member (2) is arranged at the connection between the intermediate straight tube (11) and the curved tube body (12), wherein the intermediate straight tube (11) and the curved tube body (12) are connected to each other. The adjusting mounting member (2) is used to clamp the intermediate straight pipe (11) and the curved pipe body (12); the other end of the curved pipe body (12) is provided with a rotating fixing member (3); the rotating fixing member (3) is used to clamp the end of each rotating fixing member (3); the rotating assembly (4) comprises a mounting casting (41) and a special-shaped nut (42); one side of the mounting casting (41) is fixed to the inner wall of the tail box, and the other side is provided with a matching hole (411); one end of the special-shaped nut (42) is connected to the outer side of the rotating fixing member (3), and the other end is rotatably connected to the matching hole (411); The adjusting mounting member (2) comprises an adjusting mounting member A (21) and an adjusting mounting member B (22), wherein corresponding positions of the adjusting mounting member A (21) and the adjusting mounting member B (22) are provided with first clamping grooves (23), and the adjusting mounting member A (21) and the adjusting mounting member B (22) are covered by screws so that the corresponding first clamping grooves (23) clamp the intermediate straight tube (11) and the curved tube body (12); The rotating fixing member (3) comprises a rotating fixing member A (31) and a rotating fixing member B (32), and second clamping grooves (33) are arranged at corresponding positions of the rotating fixing member A (31) and the rotating fixing member B (32), and the rotating fixing member A (31) and the rotating fixing member B (32) are covered by screws so that the second clamping groove (33) clamps the end of the bent pipe body (12).

2. The pickup truck tail box extension guardrail according to claim 1, characterized in that: The number of the guardrail assemblies (1) is 3 or more.

3. The pickup truck tail box extension guardrail according to claim 1, characterized in that: Rubber foot pads (6) are provided at the upper and lower ends of the adjusting mounting member (2).

4. The pickup truck tail box extension guardrail according to claim 1, characterized in that: A belt buckle assembly (7) is provided near the end of the two curved tube bodies (12) on one of the guardrail assemblies (1); the fabric end of the belt buckle assembly (7) is sleeved on the curved tube body (12), and the other end is used to connect to the structural groove of the tailgate door.

5. The pickup truck tail box extension guardrail according to claim 1, characterized in that: An opening portion (412) is provided on one side of the matching hole (411), and the special-shaped nut (42) is engaged with the matching hole (411) through the opening portion (412). The opening portion (412) is provided with a latch (5), and the latch (5) is used to prevent the special-shaped nut (42) from sliding out of the opening portion (412) during rotation.

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