Tailor welding device for tank body of watering cart

By introducing height and angle adjustment devices into the water truck tank welding assembly, the problem of misaligned tank assembly was solved, achieving complete tank end assembly and improving welding quality.

CN224073649UActive Publication Date: 2026-04-03CLW AUTOMOBILE GRP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-07
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Due to the large weight and area of ​​the water truck tank, simple positioning and clamping cannot guarantee that the two tank ends are neatly aligned during docking. This may result in the bottom end being joined but the top end separating, or the top end being joined but the bottom end separating, making normal welding impossible.

Method used

A welding device including a height adjustment device and an angle adjustment device is used. Through the combination of lifting plates and support rods, the height and angle of the tank can be adjusted to ensure that the ends of the tank are completely connected.

Benefits of technology

It achieves complete docking at the ends of the tank, adapts to height changes at different positions, facilitates welding, and improves welding efficiency and quality.

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Abstract

The utility model discloses a tailor-welding device for a tank body of a watering cart, and relates to the technical field of tank body tailor-welding, the tailor-welding device for the tank body of the watering cart comprises two bases of which the end parts are fixedly connected with each other, height adjusting devices are arranged on the upper surfaces of the ends, close to each other, of the two bases, and each height adjusting device comprises two groups of height adjusting assemblies. Each height adjusting assembly comprises two supporting rods, adjusting plates are arranged on the upper surfaces of the ends, away from each other, of the two bases, and angle adjusting devices for driving the adjusting plates to be connected in an up-down sliding mode are arranged between the adjusting plates and the bases. According to the tailor-welding device for the tank body of the watering cart, the angle adjusting device and the height adjusting device are arranged, the height adjusting device lifts the tank body, then the inclination angle of the tank body is driven to be adjusted through the angle adjusting device located at the end of the tank body, and therefore adjustment of the inclination angle of the tank body when the two tank bodies are in butt joint is achieved; and the end parts of the two tank bodies can be completely butted together.
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Description

Technical Field

[0001] This utility model relates to the field of tank welding technology, specifically a welding device for water sprinkler truck tanks. Background Technology

[0002] Publication No.: CN209532574U, Title: Welding Fixture for Sprinkler Truck Tank Body, discloses: including a first fixture, a second fixture, and a tank body. The tank body is internally fixed in the first and second fixtures. Both the first and second fixtures have base support mechanisms at their bottoms. This utility model, by designing a tank body welding fixture, adopts an upper and lower clamping form. By adding counterweights to the top pressure plate, the tank body clamping becomes more precise, ensuring that the tank body cross-section and end cap dimensions are basically consistent. Then, welding is performed, saving time and effort, and helping to ensure the welding quality of the frame. Secondly, the positioning and clamping mechanisms improve upon the previous free-state welding, effectively improving the tank body welding quality. Simultaneously, this welding fixture integrates three functions: roll straightening, welding positioning, and welding clamping, reducing assembly difficulty, lowering worker labor intensity, and significantly improving efficiency.

[0003] The aforementioned disclosure improves the welding process in the previous free state by using positioning and clamping mechanisms. However, the tanks of water trucks are relatively large in weight and area. Simple positioning and clamping cannot guarantee that the end faces of the two tanks are neatly joined together when the tanks are connected. This may result in the bottom of the tanks joining together while the tops separate, or the tops joining together while the bottoms separate, which may lead to the inability to perform welding operations normally. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a welding device for water truck tanks. It solves the problem that water truck tanks are relatively large in weight and area, and simple positioning and clamping cannot guarantee that the end faces of the two tanks are neatly joined together when the tanks are joined. This may result in the bottom ends of the tanks joining together while the top ends separate, or the top ends joining together while the bottom ends separate, thus making it impossible to perform welding operations normally.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a welding device for a water truck tank, comprising two bases whose ends are fixedly connected to each other. Each base has a height adjustment device on its upper surface at one end. The height adjustment device includes two sets of height adjustment components, each set including two support rods. A lifting plate is positioned above each support rod. One end of each support rod is slidably connected to the base via a first T-shaped block, and the other end of each support rod is rotatably connected to the lifting plate at one end. An adjustment plate is provided on the upper surface of each base at the opposite end. An angle adjustment device is provided between the adjustment plate and the base, driving the adjustment plate to slide up and down.

[0006] Preferably, the end of the support rod is rotatably connected to the first T-shaped block, the upper surface of the base is provided with a first T-shaped groove that matches the first T-shaped block, the end of the base is rotatably connected with a first adjusting bolt, the two ends of the periphery of the first adjusting bolt are respectively provided with positive thread and negative thread, the end of the first adjusting bolt extends into the first T-shaped groove and is threadedly connected to the two first T-shaped blocks through the positive thread and negative thread respectively.

[0007] Preferably, both ends of the lifting plate are provided with sliding rods, and both ends of the lifting plate are provided with receiving cavities. The end of the sliding rod extends into the sliding rod through the receiving cavity and is slidably connected to it.

[0008] Preferably, baffles are fixedly connected to the ends of both sliding rods, and locking bolts are threaded to the side of the lifting plate, with the ends of the locking bolts extending into the receiving cavity and abutting against the sliding rods.

[0009] Preferably, a first fixing rod is fixedly connected to the lower surface of the support plate, and a second fixing rod is fixedly connected to the upper surface of the base. The end of the first fixing rod is inserted into the second fixing rod and slidably connected thereto.

[0010] Preferably, the angle adjustment device includes two rotating rods, one end of each rotating rod is close to each other and rotatably connected to the adjustment plate, one end of the rotating rod is rotatably connected to the base, and the other end of the rotating rod is slidably connected to the base through a second T-shaped block.

[0011] Preferably, another rotating rod is rotatably connected to the second T-shaped block, the upper surface of the base is provided with a second T-shaped groove that matches the second T-shaped block, and the end of the base is rotatably connected with a second adjusting bolt, the end of the second adjusting bolt extending into the second T-shaped groove and threadedly connected to the second T-shaped block. Beneficial effects

[0012] This utility model provides a welding device for water sprinkler truck tank bodies. Compared with the prior art, it has the following advantages:

[0013] (1) The splicing device for the water truck tank body is equipped with an angle adjustment device and a height adjustment device. The height adjustment device lifts the tank body, and then the angle adjustment device at the end of the tank body drives the adjustment of the tilt angle of the tank body, thereby realizing the adjustment of the tilt angle of the tank body when the two tank bodies are connected, so that the ends of the two tank bodies can be completely connected together.

[0014] (2) The splicing and welding device of the water truck tank body, by setting a height adjustment device, can adjust the height of the tank body when supporting the tank body, so as to adapt to the height change when welding different positions, and facilitate welding of the top and bottom positions. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the connection structure of a single base of this utility model;

[0017] Figure 3 This is an exploded view of the base connection structure of this utility model;

[0018] Figure 4 This is an exploded view of the height adjustment device structure of this utility model;

[0019] Figure 5 This is an exploded view of the angle adjustment device of this utility model.

[0020] In the diagram: 1. Base; 11. First T-slot; 12. Second T-slot; 2. Height adjustment device; 21. Lifting plate; 211. Receiving cavity; 22. Support rod; 23. Sliding rod; 24. Baffle; 25. Locking bolt; 26. First T-block; 27. First fixing rod; 28. Second fixing rod; 29. ​​First adjusting bolt; 3. Angle adjustment device; 31. Adjusting plate; 32. Rotating rod; 33. Second T-block; 34. Second adjusting bolt. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figure 1-5This utility model provides a technical solution: a splicing and welding device for a water truck tank, comprising two bases 1 whose ends are fixedly connected to each other. Each base 1 has a height adjustment device 2 on its upper surface at one end close to the other. The height adjustment device 2 includes two sets of height adjustment components, each set including two support rods 22. A lifting plate 21 is provided above the support rods 22. One end of the support rod 22 is slidably connected to the base 1 via a first T-shaped block 26. The other ends of the support rods 22 are close to each other and rotatably connected to the lifting plate 21. Each base 1 has an adjustment plate 31 on its upper surface at one end far from the other. An angle adjustment device 3 is provided between the adjustment plate 31 and the base 1 to drive the adjustment plate 31 to slide up and down.

[0023] Specifically, the two tanks are placed on two bases 1, and specifically on the support plates 21 on the bases 1. The sliding of the first T-shaped blocks 26 brings them closer together, causing the support rod 22 to rotate. The support rod 22 then causes the support plates 21 to change height, thus adjusting the height of the tanks. This allows for appropriate height adjustments when welding at different positions on the tanks, preventing situations where the position is too high to complete welding or too low to affect welding efficiency. The angle adjustment device 3 tilts the ends of the tanks upwards or downwards, adjusting the angle when the two tanks are joined, preventing situations where the end faces cannot align.

[0024] The end of the support rod 22 is rotatably connected to the first T-block 26. The upper surface of the base 1 is provided with a first T-groove 11 that matches the first T-block 26. The end of the base 1 is rotatably connected with a first adjusting bolt 29. The two ends of the first adjusting bolt 29 are respectively provided with positive threads and negative threads. The end of the first adjusting bolt 29 extends into the first T-groove 11 and is threadedly connected to the two first T-blocks 26 through the positive threads and negative threads respectively.

[0025] Specifically, when the first adjusting bolt 29 rotates, the two first T-blocks 26 slide closer or further apart under the action of the positive and negative threads. When the first T-blocks 26 move closer or further apart, the support rod 22 drives the lifting plate 21 to move up and down, thereby adjusting the height of the tank.

[0026] Both ends of the lifting plate 21 are provided with sliding rods 23, and both ends of the lifting plate 21 are provided with receiving cavities 211. The ends of the sliding rods 23 extend into the sliding rods 23 through the receiving cavities 211 and are slidably connected thereto.

[0027] Specifically, the sliding rod 23 slides to accommodate tanks of different widths and supports the entire bottom of the tank.

[0028] Both sliding rods 23 are fixedly connected to baffles 24 at their ends. The side of the lifting plate 21 is threaded with locking bolts 25. The ends of the locking bolts 25 extend into the receiving cavity 211 and abut against the sliding rods 23.

[0029] Specifically, the baffle 24 clamps the two sides of the tank to prevent shaking, and the locking bolt 25 fixes the position of the sliding rod 23.

[0030] A first fixing rod 27 is fixedly connected to the lower surface of the lifting plate 21, and a second fixing rod 28 is fixedly connected to the upper surface of the base 1. The end of the first fixing rod 27 is inserted into the second fixing rod 28 and slidably connected thereto.

[0031] Specifically, the first fixing rod 27, together with the second fixing rod 28, guides the up-and-down movement of the lifting plate 21 to prevent it from tilting.

[0032] The angle adjustment device 3 includes two rotating rods 32. One end of each rotating rod 32 is close to the other and rotatably connected to the adjustment plate 31. The end of one rotating rod 32 is rotatably connected to the base 1, and the end of the other rotating rod 32 is slidably connected to the base 1 through the second T-shaped block 33.

[0033] Specifically, the second T-shaped block 33 slides, and the rotating rod 32 causes the end of the tank to tilt upward or downward, thereby adjusting the tilt of the tank itself.

[0034] Another rotating rod 32 is rotatably connected to the second T-shaped block 33. The upper surface of the base 1 is provided with a second T-shaped groove 12 that matches the second T-shaped block 33. The end of the base 1 is rotatably connected with a second adjusting bolt 34. The end of the second adjusting bolt 34 extends into the second T-shaped groove 12 and is threadedly connected to the second T-shaped block 33.

[0035] Specifically, the second adjusting bolt 34 rotates, and under the action of the thread, it drives the second T-block 33 to slide.

[0036] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0037] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A welding device for a sprinkler truck tank body, characterized in that: Includes two bases (1) whose ends are fixedly connected to each other; The upper surfaces of the two bases (1) that are close to each other are provided with height adjustment devices (2); The height adjustment device (2) includes two sets of height adjustment components. Each set of height adjustment components includes two support rods (22), and a support plate (21) is provided above the support rods (22). One end of the support rod (22) is slidably connected to the base (1) via the first T-shaped block (26), and the other end of the support rod (22) is close to each other and rotatably connected to the lifting plate (21); An adjustment plate (31) is provided on the upper surface of each of the two bases (1) at opposite ends. An angle adjustment device (3) is provided between the adjustment plate (31) and the base (1) to drive the adjustment plate (31) to slide up and down.

2. The welding device for a sprinkler truck tank body according to claim 1, characterized in that: The end of the support rod (22) is rotatably connected to the first T-block (26). The upper surface of the base (1) is provided with a first T-groove (11) that matches the first T-block (26). The end of the base (1) is rotatably connected with a first adjusting bolt (29). The two ends of the first adjusting bolt (29) are respectively provided with positive thread and negative thread. The end of the first adjusting bolt (29) extends into the first T-groove (11) and is threaded to the two first T-blocks (26) through the positive thread and negative thread respectively.

3. The welding device for a sprinkler truck tank body according to claim 1, characterized in that: Both ends of the lifting plate (21) are provided with sliding rods (23), and both ends of the lifting plate (21) are provided with receiving cavities (211). The end of the sliding rod (23) extends into the sliding rod (23) through the receiving cavity (211) and is slidably connected to it.

4. The welding device for a sprinkler truck tank body according to claim 3, characterized in that: Both sliding rods (23) are fixedly connected to baffles (24) at their ends. The side of the lifting plate (21) is threaded with locking bolts (25). The end of the locking bolts (25) extends into the receiving cavity (211) and abuts against the sliding rods (23).

5. The welding device for a sprinkler truck tank body according to claim 1, characterized in that: The lower surface of the support plate (21) is fixedly connected to a first fixing rod (27), and the upper surface of the base (1) is fixedly connected to a second fixing rod (28). The end of the first fixing rod (27) is inserted into the second fixing rod (28) and slidably connected to it.

6. The welding device for a sprinkler truck tank body according to claim 1, characterized in that: The angle adjustment device (3) includes two rotating rods (32), one end of each rotating rod (32) is close to each other and rotatably connected to the adjustment plate (31). The end of one rotating rod (32) is rotatably connected to the base (1), and the end of the other rotating rod (32) is slidably connected to the base (1) through the second T-shaped block (33).

7. The welding device for a sprinkler truck tank body according to claim 6, characterized in that: Another rotating rod (32) is rotatably connected to the second T-shaped block (33). The upper surface of the base (1) is provided with a second T-shaped groove (12) that matches the second T-shaped block (33). The end of the base (1) is rotatably connected to a second adjusting bolt (34). The end of the second adjusting bolt (34) extends into the second T-shaped groove (12) and is threadedly connected to the second T-shaped block (33).

Citation Information

Patent Citations

  • Watering cart tank body tailor-welding tool

    CN209532574U