A waterway system and control method for engineering vehicles

Abstract

The present invention discloses a water system and a control method for an engineering vehicle, which belongs to the technical field of engineering machinery, and comprises a water tank, a filter and a water pump, and a spraying device which are connected to each other and are arranged on the engineering vehicle; the water tank and the filter are connected by a first water pipe, and a second water pipe is connected to the middle of the first water pipe; the water pump and the spraying device are connected by a third water pipe; a fourth water pipe is connected to the outlet end of the second water pipe, and the second water pipe and the fourth water pipe are connected to each other, and the fourth water pipe is used to connect to an external water source; water in the water tank enters the filter through the first water pipe, and the water pump sends the filtered water into the third water pipe, and the filtered water enters the spraying device through the third water pipe and is sprayed out for stirring materials, so that the present invention can realize the construction of the engineering vehicle without the need to connect a water truck separately, and the use cost of the water truck is further reduced while the construction efficiency of the engineering vehicle is also improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of engineering machinery, and in particular relates to a waterway system of an engineering vehicle and a control method thereof. Background Art

[0002] Excavators, loaders, bulldozers, cement pavement regeneration machines and other machines are important engineering equipment in construction. For example, during the road construction process, the cement pavement regeneration machine breaks up the old cement pavement, sprinkles lime or asphalt on the broken pavement, uses the regeneration machine to break up the materials, and uses a water truck to mix the materials. Existing engineering vehicles are equipped with a water truck at the rear of the vehicle, and use a water pump to draw water from the water truck for construction of the engineering vehicle. This method cannot effectively utilize the water in the water tank, and it is difficult to replenish water for the water truck vehicle. It is necessary to use a manual pipe to replenish water with an external water pump. This not only affects the construction efficiency, but also increases the construction cost. Summary of the invention

[0003] The present invention provides a waterway system and a control method for an engineering vehicle in order to solve the problem that the water truck behind the engineering vehicle in the prior art has difficulty in taking water and replenishing water, thereby affecting the construction efficiency of the engineering vehicle.

[0004] In order to solve the above problems, the present invention adopts the following technical solutions: In the first aspect, the present invention provides a water system for an engineering vehicle, including a water tank, a filter and a water pump, and a spraying device arranged on the engineering vehicle; the water tank and the filter are connected by a first water pipe, a butterfly valve is arranged at the connection between the first water pipe and the water tank, and the butterfly valve is used to control the opening and closing of the water tank; a second water pipe is connected in the middle of the first water pipe; a ball valve B is arranged on the second water pipe;

[0005] The water pump and the spraying device are connected through a third water pipe; a ball valve A is provided on the third water pipe; the outlet end of the second water pipe is connected to a fourth water pipe, the second water pipe and the fourth water pipe are connected to each other, and the fourth water pipe is used to connect to an external water source; a ball valve D is provided on the fourth water pipe; one end of the fifth water pipe is connected to the third water pipe, and the other end is connected to the fourth water pipe, and a ball valve C is provided on the fifth water pipe; the water in the water tank enters the filter through the first water pipe, and the water pump sends the filtered water into the third water pipe, and the water enters the spraying device through the third water pipe and is sprayed out for stirring materials.

[0006] Furthermore, the spraying device includes a water storage chamber connected to the outlet end of the third water pipe, and a plurality of water pipes and connecting pipes are connected to the water storage chamber. The water storage chamber is connected to the spray box through the water pipe, and a plurality of first nozzles with consistent spacing are distributed on the spray box, and the water sprayed by the first nozzles is used to stir the material.

[0007] Furthermore, the connecting pipes extend out of the spray box, and every two connecting pipes are arranged opposite to each other; a plurality of second nozzles are arranged on the connecting pipes, the water sprayed by the first nozzles is used for stirring materials, and the water sprayed by the second nozzles is in the form of water mist for dust reduction.

[0008] Furthermore, a first joint is provided on the pipeline of the first water pipe, and the first water pipe is connected to the second water pipe through the first joint.

[0009] Furthermore, the outlet end of the water pump is connected to a second joint, and the water pump is connected to a third water pipe through the second joint.

[0010] Furthermore, the outlet end of the second water pipe is connected to a third joint, and the second water pipe is connected to the fourth water pipe through the third joint; the second joint and the third joint are arranged opposite to each other and are connected through a fifth water pipe.

[0011] Furthermore, the second joint is provided with an overflow valve.

[0012] In a second aspect, an embodiment of the present invention further provides a method for controlling a waterway system of an engineering vehicle, the method comprising the following steps:

[0013] When the water tank supplies water to the spraying device; open the butterfly valve and ball valve A, and close the ball valves B, C, and D; the water in the water tank enters the filter through the first water pipe for filtration, and the water pump sends the filtered water into the third water pipe and flows into the water storage chamber of the spraying device; part of the water in the water storage chamber enters the spray box through the water delivery pipe, and is sprayed out through the first nozzle for stirring the material, and the other part enters through the connecting pipe and is sprayed out through the second nozzle for dust reduction;

[0014] When replenishing water to the water tank, close ball valve A and ball valve B, open ball valve C, ball valve D, and butterfly valve; connect the fourth water pipe to the external water source, and the water flows through the fourth water pipe and the fifth water pipe into the third water pipe. The water pump sends the water to the filter for filtration and then flows into the water tank through the first water pipe;

[0015] When the spraying device is supplied with water by an external water source, the fourth water pipe is connected to the external water source; the butterfly valve and the ball valve C are closed, and the water in the external water source flows into the filter through the fourth water pipe and the second water pipe in sequence for filtration; the water pump sends the filtered water into the third water pipe, and the water in the third water pipe flows into the water storage chamber. Part of the water enters the spray box through the water pipe and is sprayed out through the first nozzle for stirring materials, and the other part is sprayed out through the second nozzle through the connecting pipe for dust reduction.

[0016] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0017] On the one hand, in the present invention, the water tank and the filter are connected through a first water pipe, and a butterfly valve is provided at the connection between the first water pipe and the water tank, and the butterfly valve is used to control the opening and closing of the water tank; a second water pipe is connected to the middle of the first water pipe; a ball valve B is provided on the second water pipe; the water pump and the spraying device are connected through a third water pipe; a ball valve A is provided on the third water pipe; the outlet end of the second water pipe is connected to a fourth water pipe, the second water pipe and the fourth water pipe are interconnected, and the fourth water pipe is used to connect to an external water source; a ball valve D is provided on the fourth water pipe; one end of the fifth water pipe is connected to the third water pipe, and the other end is connected to the fourth water pipe; the water in the water tank enters the filter through the first water pipe, and the water pump sends the filtered water into the third water pipe, and the water enters the spraying device through the third water pipe and is sprayed out for stirring materials. There is no need to connect a water truck separately to realize the construction of the engineering vehicle, which further reduces the cost of the water truck and improves the construction efficiency of the engineering vehicle.

[0018] On the other hand, the present invention can realize water supply for the spraying device from the water tank, water replenishment for the water tank, and water supply for the spraying device from an external water source by arranging ball valves on each water pipe, opening or closing the butterfly valve, ball valve A, and closing ball valve B, ball valve C, and ball valve D, thereby meeting the working condition requirements of the construction and improving the convenience of water collection for road construction on site. Since the convenience of water tank replenishment is improved, the water use methods of engineering vehicles are also increased, so that engineering vehicles can directly use water from the water tank for construction operations, and the water tank can be quickly replenished. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of a waterway system for an engineering vehicle provided in Example 1 of the present invention;

[0020] Figure 2 is a schematic diagram of the structure of the second nozzle provided in Example 1 of the present invention;

[0021] Figure 3 is a schematic diagram of the structure of the third water pipe and the fourth water pipe provided in Example 1 of the present invention;

[0022] In the figure: 1-first water pipe; 2-second water pipe; 3-first joint; 4-third water pipe; 5-spraying device; 6-filter; 7-water pump; 8-overflow valve; 9-second joint; 10-mounting block; 11-mounting hole; 12-ball valve B; 13-third joint; 14-fourth water pipe; 15-fifth water pipe; 16-ball valve C; 17-ball valve D; 18-water storage chamber; 19-water pipe; 20-connecting pipe; 21-spraying box; 22-first nozzle; 23-second nozzle; 24-butterfly valve; 25-ball valve A. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present invention and are not intended to limit the protection scope of the present invention.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] Furthermore, in the description of the present invention, unless otherwise specified, “plurality” means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] Example 1

[0028] like Figure 1 As shown, an embodiment of the present invention provides a water system for an engineering vehicle, comprising a water tank, a filter 6 and a water pump 7, and a spraying device 5, which are arranged on the engineering vehicle; the water tank and the filter 6 are connected by a first water pipe 1, and a butterfly valve 24 is provided at the connection between the first water pipe 1 and the water tank, and the butterfly valve 24 is used to control the opening and closing of the water tank; a second water pipe 2 is connected to the middle of the first water pipe 1, and specifically, a first joint 3 is provided on the pipeline of the first water pipe 1, and the first water pipe 1 is connected to the second water pipe 2 through the first joint 3; a second joint 9 is connected to the outlet end of the water pump 7, and the water pump 7 is connected to the third water pipe 4 through the second joint 9; an overflow valve 8 is provided on the second joint 9, and when the pressure in the water outlet pipeline is too high, the overflow valve 8 is used to prevent the water outlet pipeline from bursting due to excessive pressure; a ball valve A25 is provided on the pipeline of the third water pipe 4, and when the ball valve A25 is opened, the water pump 7 sends the filtered water into the third water pipe 4; as shown Figure 2 As shown, a plurality of mounting blocks 10 are sleeved on the third water pipe 4, and mounting holes 11 are provided on the mounting blocks 10. Bolts pass through the mounting holes 11 to fix the water system on the engineering vehicle.

[0029] like Figure 3 As shown, the second water pipe 2 is provided with a ball valve B12, and the ball valve B12 is opened, and the water in the second water pipe 2 flows into the fourth water pipe 14; the outlet end of the second water pipe 2 is connected to the third joint 13, and the second water pipe 2 is connected to the fourth water pipe 14 through the third joint 13; the first joint 3, the second joint 9 and the third joint 13 are all three-way joints; the second joint 9 and the third joint 13 are arranged opposite to each other and are connected through the fifth water pipe 15; in this embodiment, the water pump 7 and the spraying device 5 are connected through the third water pipe 4; the third water pipe 4 is provided with a ball valve A25; the outlet end of the second water pipe 2 is connected to the fourth water pipe 14, and the second water pipe 2 and the fourth water pipe 14 are connected to each other, and the fourth water pipe 14 is used to connect to an external water source, and the external water source can be a water truck, a pool or a river; the fourth water pipe 14 is provided with a ball valve D17; the water inlet of the fourth water pipe 14 is provided with a filter net, and the filter net can effectively filter the water entering the fourth water pipe 14, thereby ensuring the quality of the incoming water.

[0030] A fifth water pipe 15 is connected between the third water pipe 4 and the fourth water pipe 14, one end of the fifth water pipe 15 is connected to the third water pipe 4, and the other end is connected to the fourth water pipe 14; a ball valve C16 is provided on the fifth water pipe 15, and when it is necessary to replenish water for the water tank, the ball valve C16 is opened, and the water in the fourth water pipe 14 flows into the third water pipe 4 through the fifth water pipe 15; the water in the water tank enters the filter 6 through the first water pipe 1, and the water pump 7 sends the filtered water into the third water pipe 4, and then enters the spraying device 5 through the third water pipe 4 and is sprayed out for stirring materials.

[0031] The spraying device 5 includes a water storage chamber 18 connected to the outlet end of the third water pipe 4, and a plurality of water pipes 19 and connecting pipes 20 are connected to the water storage chamber 18. The water storage chamber 18 is connected to a spray box 21 through the water pipe 19, and a plurality of first nozzles 22 with uniform spacing are distributed on the spray box 21; the connecting pipes 20 extend forward from the spray box 21, and every two connecting pipes 20 are arranged opposite to each other; a plurality of second nozzles 23 are arranged on the connecting pipe 20, and the aperture of the first nozzle 22 is larger than the aperture of the second nozzle 23; the water sprayed by the first nozzle 22 is used for stirring materials, and the water sprayed by the second nozzle 23 is in the form of water mist for dust reduction.

[0032] The present invention can realize the construction of engineering vehicles without the need to connect a water truck separately, which further reduces the cost of using the water truck and also improves the construction efficiency of the engineering vehicles; by arranging ball valves on each water pipe, opening or closing the butterfly valve, ball valve A, closing ball valve B, ball valve C, and ball valve D, it is possible to supply water to the spraying device from the water tank, replenish water from the water tank, and supply water to the spraying device from an external water source, thereby meeting the working condition requirements of the construction and improving the convenience of taking water for road construction on site. As the convenience of replenishing water from the water tank is improved, the water use methods of the engineering vehicles are also increased, so that the engineering vehicles can directly use the water in the water tank for construction operations, and the water tank can be replenished quickly.

[0033] The present invention realizes the diversification of the functions of the water system by arranging ball valves on each water pipe. According to different users and environmental requirements, the ball valve can be opened or closed to meet the working conditions of the construction. The vehicle's own water pump can be used to draw water from the on-site water source, thereby improving the convenience of water drawing in the road site construction. The use frequency of the water truck is reduced and the cost of the water truck is saved. Since the convenience of water tank replenishment is improved, the water use methods of engineering vehicles are also increased, so that the engineering vehicles can directly use the water in the water tank for construction operations, and the water tank can be quickly replenished, which greatly improves the construction efficiency of the engineering vehicles.

[0034] Example 2

[0035] An embodiment of the present invention provides a method for controlling a water system of an engineering vehicle. The method is implemented by the water system of the engineering vehicle in Example 1. The method includes the following steps:

[0036] When the water tank supplies water to the spray device 5; open the butterfly valve 24 and the ball valve A25, and close the ball valves B12, C16, and D17; the water in the water tank enters the filter 6 through the first water pipe 1 for filtration, and the water pump 7 sends the filtered water into the third water pipe 4 and flows into the water storage chamber 18 of the spray device 5; part of the water in the water storage chamber 18 enters the spray box 21 through the water pipe 19, and is sprayed out through the first nozzle 22 for stirring the material, and the other part enters through the connecting pipe 20 and is sprayed out through the second nozzle 23 for dust reduction;

[0037] When replenishing water to the water tank, close the ball valve A25 and the ball valve B12, open the ball valve C16, the ball valve D17, and the butterfly valve 24; connect the fourth water pipe 14 to the external water source, and the water flows through the fourth water pipe 14 and the fifth water pipe 15 into the third water pipe 4, and the water pump 7 sends the water to the filter 6 for filtration and then flows into the water tank through the first water pipe 1;

[0038] When the spraying device 5 is supplied with water by an external water source, the fourth water pipe 14 is connected to the external water source; the butterfly valve 24 and the ball valve C16 are closed, and the water in the external water source flows into the filter 6 through the fourth water pipe 14 and the second water pipe 2 in sequence for filtration; the water pump 7 sends the filtered water into the third water pipe 4, and the water in the third water pipe 4 flows into the water storage chamber 18, a part of which enters the spray box 21 through the water pipe 19, and is sprayed out through the first nozzle 22 for stirring materials, and the other part is sprayed out through the second nozzle 23 through the connecting pipe 20 for dust reduction.

[0039] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A waterway system for an engineering vehicle, characterized in that: The invention comprises a water tank, a filter (6) and a water pump (7) which are interconnected, and a spraying device (5); the water tank and the filter (6) are connected via a first water pipe (1); a butterfly valve (24) is provided at the connection between the first water pipe (1) and the water tank, and the butterfly valve (24) is used to control the opening and closing of the water tank; the middle of the first water pipe (1) is connected to a second water pipe (2); the second water pipe (2) is provided with a ball valve B (12); The water pump (7) and the spraying device (5) are connected via a third water pipe (4); a ball valve A (25) is provided on the third water pipe (4); the outlet end of the second water pipe (2) is connected to a fourth water pipe (14); the second water pipe (2) and the fourth water pipe (14) are connected to each other, and the fourth water pipe (14) is used to connect to an external water source; a ball valve D (17) is provided on the fourth water pipe (14); one end of the fifth water pipe (15) is connected to the third water pipe (4), and the other end is connected to the fourth water pipe (14); a ball valve C (16) is provided on the fifth water pipe (15); water in the water tank enters the filter (6) via the first water pipe (1), and the water pump (7) sends the filtered water into the third water pipe (4), and the water enters the spraying device (5) via the third water pipe (4) and is sprayed out for stirring materials.

2. The waterway system for an engineering vehicle according to claim 1, characterized in that: The spraying device (5) comprises a water storage chamber (18) connected to the outlet end of the third water pipe (4), the water storage chamber (18) being connected to a plurality of water delivery pipes (19) and a connecting pipe (20), the water storage chamber (18) being connected to a spray box (21) via the water delivery pipe (19), the spray box (21) being provided with a plurality of first spray heads (22) at uniform intervals, the water sprayed by the first spray heads (22) being used for stirring materials.

3. The waterway system for an engineering vehicle according to claim 2, characterized in that: The connecting pipes (20) extend out of the spray box (21), and every two connecting pipes (20) are arranged opposite to each other; a plurality of second nozzles (23) are arranged on the connecting pipes (20); the water sprayed by the first nozzles (22) is used for stirring materials, and the water sprayed by the second nozzles (23) is in the form of water mist for dust reduction.

4. The engineering vehicle waterway system according to claim 1, characterized in that: A first joint (3) is provided on the pipeline of the first water pipe (1), and the first water pipe (1) is connected to the second water pipe (2) via the first joint (3).

5. The waterway system for an engineering vehicle according to claim 1, characterized in that: The outlet end of the water pump (7) is connected to a second joint (9), and the water pump (7) is connected to a third water pipe (4) via the second joint (9).

6. The waterway system for an engineering vehicle according to claim 5, characterized in that: The outlet end of the second water pipe (2) is connected to a third joint (13), and the second water pipe (2) is connected to a fourth water pipe (14) via the third joint (13); the second joint (9) and the third joint (13) are arranged opposite to each other and are connected via a fifth water pipe (15).

7. The waterway system for an engineering vehicle according to claim 5, characterized in that: The second joint (9) is provided with an overflow valve (8).

8. A method for controlling a waterway system of an engineering vehicle according to any one of claims 1 to 7, characterized in that: The method comprises the following steps: When the water tank supplies water to the spraying device (5), the butterfly valve (24) and the ball valve A (25) are opened, and the ball valves B (12), C (16), and D (17) are closed; the water in the water tank enters the filter (6) through the first water pipe (1) for filtration, and the water pump (7) sends the filtered water into the third water pipe (4) and flows into the water storage chamber (18) of the spraying device (5); part of the water in the water storage chamber (18) enters the spray box (21) through the water delivery pipe (19), and is sprayed out through the first spray head (22) for stirring the material, and the other part enters through the connecting pipe (20) and is sprayed out through the second spray head (23) for dust reduction; When replenishing water to the water tank, close the ball valve A (25) and the ball valve B (12), open the ball valve C (16), the ball valve D (17), and the butterfly valve (24); connect the fourth water pipe (14) to an external water source, and let the water flow through the fourth water pipe (14) and the fifth water pipe (15) into the third water pipe (4); the water pump (7) sends the water to the filter (6) for filtration, and then flows into the water tank through the first water pipe (1); When the spraying device (5) is supplied with water from an external water source, the fourth water pipe (14) is connected to the external water source; The butterfly valve (24) and the ball valve C (16) are closed, and water from the external water source flows into the filter (6) through the fourth water pipe (14) and the second water pipe (2) in sequence for filtration; the water pump (7) delivers the filtered water into the third water pipe (4), and the water in the third water pipe (4) flows into the water storage chamber (18), a portion of which enters the spray box (21) through the water delivery pipe (19) and is sprayed out through the first spray head (22) for stirring the material, and the other portion is sprayed out through the second spray head (23) through the connecting pipe (20) for dust reduction.

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