Light welding type aluminum alloy breast board

Abstract

The utility model discloses a light welding type aluminum alloy breast board which comprises a breast board lower board, a breast board middle board, a breast board upper board and a hinge, one end of the hinge is connected with a truck, the other end of the hinge is provided with a square sliding portion, a clamping groove is formed in the lower end of the breast board lower board, the square sliding portion is connected with the clamping groove in a sliding mode, and a bolt is arranged on the outer side of the breast board lower board. A mother groove is formed in the upper end of the breast board lower board, a son head and a mother groove are formed in the lower end and the upper end of the breast board middle board respectively, the son head and the mother groove are connected in an embedded mode and fixed through bolts, and reinforcing ribs are arranged on the inner sides of the breast board lower board, the breast board middle board and the breast board upper board. By means of the structure, the aluminum alloy breast board is convenient to install, meanwhile, the height of the breast board is adjustable, flexibility is good, the reinforcing ribs are arranged in the breast board, the reinforcing board is arranged on the outer side of the breast board, and therefore the breast board is higher in overall strength and longer in service life.

Description

Technical Field

[0001] The utility model relates to the technical field of truck accessories, in particular to a light welded aluminum alloy guardrail. Background Art

[0002] Aluminum alloy railing is a railing product made of aluminum alloy material, which has the characteristics of light weight, corrosion resistance, easy welding and assembly.

[0003] The styles of existing guardrails for vehicles with guardrails mainly include steel guardrails, wooden guardrails, and aluminum alloy guardrails. Steel guardrails are heavy, and the plates are welded together. They need to be sprayed on the surface and are prone to corrosion. In addition, guardrails made of single-layer steel plates are easily deformed by impact. Wooden guardrails are often wrapped with thin steel strips, which have a short service life and cause wood loss. Aluminum alloy profiles from other domestic manufacturers are basically stamped with single-layer aluminum plates, and the frames are welded and spliced ​​together. They have high requirements for welding equipment, personnel, and environment, and the strength of this structure is not high. After collision and deformation, the appearance is affected. At the same time, the aluminum plate produced has a fixed structure, poor flexibility, and is inconvenient to install. Therefore, a lightweight welded aluminum alloy guardrail is proposed. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a light welded aluminum alloy guardrail, which solves the problems of low strength, poor flexibility and inconvenient installation.

[0005] The utility model also provides the above-mentioned light welded aluminum alloy guardrail, including a guardrail lower plate, a guardrail middle plate, a guardrail upper plate and a hinge, one end of the hinge is connected to a truck, and the other end is provided with a square sliding portion, the lower end of the guardrail lower plate is provided with a slot, the square sliding portion is slidably connected to the slot, the outer side of the guardrail lower plate is provided with bolts, the upper end of the lower guardrail lower plate is provided with a female groove, the lower and upper ends of the guardrail middle plate are respectively provided with a sub-head and a female groove, the sub-head and the female groove are embedded and connected, and fixed by bolts, and the inner sides of the guardrail lower plate, the guardrail middle plate and the guardrail upper plate are provided with reinforcing ribs.

[0006] According to the light welded aluminum alloy guardrail, reinforcement plates are provided on the outer sides of the guardrail lower plate, the guardrail middle plate and the guardrail upper plate, and the reinforcement plates are fixed by bolts.

[0007] According to the light welded aluminum alloy guardrail, threaded holes are provided on both inner and outer sides of the female groove at the upper end of the lower plate of the guardrail and the sub-head at the lower end of the upper plate of the guardrail.

[0008] According to the light welded aluminum alloy guardrail, the sub-heads and the female grooves at the upper and lower ends of the middle plate of the guardrail are both provided with threaded holes.

[0009] According to the light welded aluminum alloy guardrail, the sub-heads and female grooves on the guardrail lower plate, the guardrail middle plate and the guardrail upper plate are all compatible.

[0010] According to the light welded aluminum alloy guardrail, rubber pads are fixedly connected to the inner sides of the guardrail lower plate and the guardrail upper plate.

[0011] According to the light welded aluminum alloy guardrail, a locking hook is welded on the outer side of the upper plate of the guardrail.

[0012] According to the light welded aluminum alloy guardrail, the material of the guardrail lower plate, the guardrail middle plate and the guardrail upper plate is 6063 industrial aluminum.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the square sliding part at one end of the hinge is slidably connected with the card slot on the lower plate of the guardrail, and then fixed by bolts, which is easy to install and has a stable structure.

[0015] 2. In the utility model, by providing the sub-head and the female groove on the guardrail, it can be determined whether to install the guardrail middle plate according to the required height of the guardrail, which has good flexibility.

[0016] 3. In the utility model, by providing reinforcing ribs inside the guardrail and reinforcing plates outside the guardrail, the overall strength of the guardrail is increased and the service life is prolonged.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0019] Figure 1 This is a structural diagram of a light welded aluminum alloy guardrail of the utility model;

[0020] Figure 2 This is a structural diagram of the middle plate of a light welded aluminum alloy guardrail of the utility model;

[0021] Figure 3 for Figure 1 A magnified view of the structure at center A;

[0022] Figure 4 for Figure 1 A magnified view of the structure at point B.

[0023] Legend:

[0024] 1. Lower plate of guardrail; 11. Mother groove; 12. Clamping groove; 2. Middle plate of guardrail; 21. Sub-head; 3. Upper plate of guardrail; 31. Lock hook; 4. Hinge; 41. Square sliding part; 5. Reinforcement plate; 6. Reinforcement rib; 7. Bolt; 8. Rubber pad; 9. Threaded hole. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0026] Reference Figure 1-4 The utility model embodiment is a light welded aluminum alloy guardrail, which includes a guardrail lower plate 1, a guardrail middle plate 2, a guardrail upper plate 3 and a hinge 4. The guardrail lower plate 1, the guardrail middle plate 2 and the guardrail upper plate 3 are made of 6063 industrial aluminum material with good welding performance. Seamless all-aluminum welding can be used to make the guardrail more solid. One end of the hinge 4 is connected to the truck compartment frame, and the other end is provided with a square sliding portion 41. The lower end of the guardrail lower plate 1 is provided with a card slot 12, and the square sliding portion 41 is slidably connected to the card slot 12. Bolts 7 are provided on the outer side of the guardrail lower plate 1, and the hinge 4 is fixed to the guardrail lower plate 1 by the bolts 7, which is convenient for installation and has a stable structure; a female groove 11 is provided at the upper end of the guardrail lower plate 1, and a sub-head 21 and a female groove 11 are respectively provided at the lower end and the upper end of the guardrail middle plate 2, and the sub-head 21 and the female groove 11 are embedded and connected, and fixed by bolts 7. The inner sides of the guardrail lower plate 1, the guardrail middle plate 2 and the guardrail upper plate 3 are all provided with reinforcing ribs 6;

[0027] Reinforcing plates 5 are provided on the outer sides of the guardrail lower plate 1, the guardrail middle plate 2 and the guardrail upper plate 3, and the reinforcing plates 5 are fixed by bolts 7 to make the overall strength of the guardrail higher and the service life longer. Rubber pads 8 are fixedly connected to the inner sides of the guardrail lower plate 1 and the guardrail upper plate 3 to prevent the guardrail from colliding with the car frame. Lock hooks 31 are welded on the outer sides of the guardrail upper plate 3. Threaded holes 9 are provided on the inner and outer sides of the female groove 11 at the upper end of the guardrail lower plate 1 and the sub-head 21 at the lower end of the guardrail upper plate 3. Threaded holes 9 are provided on the sub-heads 21 and the female groove 11 at the upper and lower ends of the guardrail middle plate 2. Threaded holes 9 are provided on the sub-heads 21 and the female groove 11 on the lower guardrail plate 1, the guardrail middle plate 2 and the guardrail upper plate 3.

[0028] Working principle: When in use, first connect one end of the hinge 4 to the truck body frame, and then slide and connect it with the slot 12 on the lower plate 1 of the guardrail through the square sliding part 41, and then fix it with the bolt 7, and then decide whether to install the middle plate 2 of the guardrail according to the required height of the guardrail. When the middle plate 2 of the guardrail needs to be installed, the sub-head 21 and the female groove 11 at its upper and lower ends are respectively embedded and connected with the female groove 11 at the upper end of the lower plate 1 of the guardrail and the sub-head 21 at the lower end of the upper plate 3 of the guardrail, and then fixed with the bolt 7. Finally, the reinforcing plate 5 is installed on the outside of the guardrail through the bolt 7. It is simple to operate and has good flexibility.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A lightweight welded aluminum alloy guardrail, characterized in that: include: A guardrail lower plate (1), a guardrail middle plate (2), a guardrail upper plate (3) and a hinge (4), wherein one end of the hinge (4) is connected to a truck and the other end is provided with a square sliding portion (41), the lower end of the guardrail lower plate (1) is provided with a slot (12), the square sliding portion (41) is slidably connected to the slot (12), the outer side of the guardrail lower plate (1) is provided with a bolt (7), the upper end of the guardrail lower plate (1) is provided with a female groove (11), the lower end and upper end of the guardrail middle plate (2) are respectively provided with a sub-head (21) and a female groove (11), the sub-head (21) and the female groove (11) are embedded and connected and fixed by bolts (7), and the inner sides of the guardrail lower plate (1), the guardrail middle plate (2) and the guardrail upper plate (3) are provided with reinforcing ribs (6).

2. A light welded aluminum alloy guardrail according to claim 1, characterized in that: The outer sides of the guardrail lower plate (1), the guardrail middle plate (2) and the guardrail upper plate (3) are provided with reinforcement plates (5), and the reinforcement plates (5) are fixed by bolts (7).

3. A light welded aluminum alloy guardrail according to claim 2, characterized in that: The female groove (11) at the upper end of the lower railing plate (1) and the sub-head (21) at the lower end of the upper railing plate (3) are both provided with threaded holes (9) on the inner and outer sides.

4. A light welded aluminum alloy guardrail according to claim 3, characterized in that: The sub-heads (21) and the female grooves (11) at the upper and lower ends of the middle railing plate (2) are both provided with threaded holes (9).

5. A light welded aluminum alloy guardrail according to claim 4, characterized in that: The sub-heads (21) and the female grooves (11) on the lower railing plate (1), the middle railing plate (2) and the upper railing plate (3) are all compatible.

6. A light welded aluminum alloy guardrail according to claim 5, characterized in that: The inner sides of the lower railing plate (1) and the upper railing plate (3) are fixedly connected with a rubber pad (8).

7. A light welded aluminum alloy guardrail according to claim 6, characterized in that: A locking hook (31) is welded on the outer side of the upper plate (3) of the guardrail.

8. A light welded aluminum alloy guardrail according to claim 7, characterized in that: The railing lower plate (1), railing middle plate (2) and railing upper plate (3) are made of 6063 industrial aluminum.

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