CN212248645U - Vacuum-assisted drainage pump truck - Google Patents
Vacuum-assisted drainage pump truck Download PDFInfo
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- CN212248645U CN212248645U CN202020081790.1U CN202020081790U CN212248645U CN 212248645 U CN212248645 U CN 212248645U CN 202020081790 U CN202020081790 U CN 202020081790U CN 212248645 U CN212248645 U CN 212248645U
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Abstract
The utility model discloses a vacuum-assisted drainage pump truck, which belongs to the field of drainage pump trucks and comprises a truck body, a centrifugal pump, a diesel engine and a generator, wherein the centrifugal pump, the diesel engine and the generator are arranged on the truck body; the air inlet end of the vacuum pump is connected with the top of the water tank through an air inlet pipe, and a second valve is installed on the air inlet pipe. The utility model discloses the response speed of intaking that can effectual improvement drainage pump truck during operation.
Description
Technical Field
The utility model relates to a pump truck field, in particular to vacuum-assisted drainage pump truck.
Background
Due to the influence of abnormal weather, in recent years, the situation that strong rainfall exceeds the drainage capacity of an urban drainage system in summer occurs in many places, which causes waterlogging and water accumulation in urban areas, so that the demand of a flood-drainage pump truck for flood prevention is continuously increased.
The existing drainage pump truck can be used for drainage, and is also provided with a generator for temporary power supply, so that the drainage pump truck plays a great role in flood prevention and drainage.
However, in practical use, because the height of the pump truck is higher than the water level and the water feeding distance is long, the water feeding time of the traditional waterlogging draining pump truck is usually more than ten minutes or more, so that the preparation time is long, and the quick water discharging work is difficult to put into.
SUMMERY OF THE UTILITY MODEL
To the problem that the traditional drainage pump truck that prior art exists water difficulty, drainage are untimely, the utility model aims to provide a vacuum-assisted drainage pump truck.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a vacuum-assisted waterlogging drainage pump truck comprises a truck body, and a centrifugal pump, a diesel engine and a generator which are arranged on the truck body, wherein the diesel engine is mechanically connected with the centrifugal pump and the generator simultaneously; the air inlet end of the vacuum pump is connected with the top of the water tank through an air inlet pipe, and a second valve is installed on the air inlet pipe.
Further, the lateral wall facing of diesel engine has the cooling water pocket of making by the heat conduction material, cooling water pocket one side through the cooling inlet tube with go out water piping connection, the opposite side through the cooling outlet pipe with the upper portion of water tank is connected, install the third valve on the cooling inlet tube.
Preferably, a water inlet channel and a water outlet channel which are mutually independent are arranged in the cooling water bag, the water inlet channel is connected with the cooling water inlet pipe, and the water outlet channel is connected with the cooling water outlet pipe; and a plurality of mutually independent connecting water channels are also arranged in the cooling water bag, one end of each connecting water channel is communicated with the water inlet channel, and the other end of each connecting water channel is connected with the water outlet channel.
Preferably, the first valve, the second valve and the third valve are all electrically operated valves.
Further, the water tank is provided with a liquid level meter.
By adopting the technical scheme, the water tank is vacuumized by the vacuum pump when the first valve is closed and the second valve is opened due to the arrangement of the water tank, the vacuum pump, the first valve and the second valve, so that the water feeding speed is higher, the first valve and the diesel engine are opened after water enters the water tank, and the centrifugal pump can directly pump the water in the water tank; after the centrifugal pump works normally, the vacuum pump only pumps vacuum pressure from the water inlet of the water tank, so that water source continuously enters the water tank for the centrifugal pump to pump; the vacuum pump, the first valve and the centrifugal pump are matched for use, so that the water supply speed in the drainage process is ensured, and meanwhile, the vacuum pump shares the water supply pressure for the centrifugal pump; and when the water tank is filled with water completely, the second valve is closed, so that the vacuum pump is separated from working, and the water tank serves as a reducing pipeline without influencing the work of the centrifugal pump.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the cooling water bag of the present invention.
In the figure, 1-a vehicle body, 2-a centrifugal pump, 3-a diesel engine, 4-a belt pulley, 5-a water tank, 6-a vacuum pump, 7-a water inlet pipe, 8-a first valve, 9-a water outlet pipe, 10-an air inlet pipe, 11-a second valve, 12-a liquid level meter, 13-a cooling water bag, 14-a cooling water inlet pipe, 15-a cooling water outlet pipe, 16-a third valve and 17-a connecting water channel.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. indicate the orientation or position relationship of the structure of the present invention based on the drawings, and are only for the convenience of describing the present invention, but 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 thus, should not be construed as limiting the present invention.
In the technical scheme, the terms "first" and "second" are only used for referring to the same or similar structures or corresponding structures with similar functions, and are not used for ranking the importance of the structures, or comparing the sizes or other meanings.
In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in relation to the present scheme in specific terms according to the general idea of the present invention.
As shown in fig. 1, a vacuum-assisted waterlogging drainage pump truck comprises a truck body 1, a centrifugal pump 2 mounted on the truck body 1, a diesel engine 3 and a generator (not shown in the figure). The vehicle body 1 may be a powered or unpowered vehicle having traveling and carrying capabilities, such as a traction type plate trailer and a truck. The centrifugal pump 2, the diesel engine 3 and the generator are mature products in the prior art; wherein the centrifugal pump 2 is preferably a single-stage single-suction clean water pump.
The diesel engine 3 is mechanically connected to the centrifugal pump 2, for example by a coupling, and in another embodiment also by a belt drive. Meanwhile, when the diesel engine 3 is a single-output diesel engine, the output shaft of the diesel engine is also provided with the belt pulley 4, and the belt pulley 4 drives the generator to rotate, so that the diesel engine 3 not only provides power for the centrifugal pump 2, but also provides power for the generator. Or when the diesel engine 3 is a dual-output diesel engine, one output end of the diesel engine is connected with the centrifugal pump 2, and the other output end of the diesel engine is connected with the generator.
In this embodiment, the generator is provided with a storage battery for storing electric power, and a generator controller for controlling the generator to supply power to the storage battery and controlling the storage battery to supply power to the outside.
In this embodiment, the vehicle body 1 is further provided with a water tank 5 and a vacuum pump 6, the water tank 5 is of a closed structure, the lower portion of the water tank 5 is provided with a water outlet, the upper portion of the water tank is provided with a water inlet, the water outlet is connected with a water inlet pipe 7, the other end of the water inlet pipe 7 is connected with the water inlet end of the centrifugal pump 2 through a flexible joint, the water inlet pipe 7 is provided with a first valve 8, and the water outlet end of the centrifugal.
The inlet end of vacuum pump 6 passes through intake pipe 10 and is connected with the top of water tank 5, installs second valve 11 on the intake pipe 10, and in this embodiment, first valve 8, second valve 11 all select for electric valve. One side of the generator controller is electrically connected with the generator and the storage battery for receiving and storing electric power, and the other side of the generator controller is electrically connected with the vacuum pump 6, the first valve 8 and the second valve 11 for controlling the electric equipment to work. In this embodiment, the generator controller is preferably an HCFK smart generator controller.
When the centrifugal pump is used, the generator controller controls the first valve 8 to be closed and the second valve 11 to be opened, the vacuum pump 6 is started to vacuumize the water tank 5, water enters the water tank 5 under atmospheric pressure and has a certain water depth (generally needs to overflow the water outlet of the water tank 5), the first valve 8 is opened, the diesel engine 3 is started, and the centrifugal pump 2 is put into operation; when the pumping speed of the centrifugal pump 2 is higher than the water feeding speed of the vacuum pump 6 (the speed of the vacuum pump 6 for vacuumizing the water tank 5 to enable water to enter the water tank), only the second valve 11 and the vacuum pump 6 need to be closed, and after a short pause (the time of completely filling water into the water tank 5 by vacuumizing the centrifugal pump 2), the waterlogging drainage work can be normally carried out, and the water tank 5 at the moment is only used as a large-diameter water pipe; on the contrary, when the pumping speed of the centrifugal pump 2 is lower than the water feeding speed of the vacuum pump 6, the vacuum pump 6 is put into use in a working mode of starting and stopping at intervals, the auxiliary centrifugal pump 2 feeds water, the water tank 5 is not empty, and the waterlogging drainage efficiency is not affected by untimely water feeding. And when the centrifugal pump 2 works, the generator synchronously works and generates electricity.
Under the latter operating condition, for the exact know when vacuum pump 6 opens and stops, level gauge 12 is installed at water tank 5 to this embodiment, and level gauge 12 is connected with foretell generator control ware electricity, and generator control ware receives the water level signal of water tank 5 to with the default contrast after decide whether to open and stop vacuum pump 6. In this embodiment, the model 12 of the liquid level meter may be selected from a CB9080L capacitive liquid level meter or a CB-FT smart float liquid level meter.
The side walls of the diesel engine 3 are coated with cooling water pockets 13 made of a heat conductive material, preferably an elastic or flexible material, such as silicone or plastic film. One side of the cooling water sac 13 is connected with the water outlet pipe 9 through a cooling water inlet pipe 14, the other side of the cooling water sac is connected with the upper part of the water tank 5 through a cooling water outlet pipe 15, and a third valve 16 is arranged on the cooling water inlet pipe 14. The third valve 16 is an electric valve, and is electrically connected to the generator controller, and the generator controller controls the opening and closing of the third valve 16.
In this embodiment, a water inlet channel and a water outlet channel which are independent from each other are arranged in the cooling water bag 13, the water inlet channel is connected with the cooling water inlet pipe 14, and the water outlet channel is connected with the cooling water outlet pipe 15; a plurality of mutually independent connecting water channels 17 are also arranged in the cooling water bag 13, one end of each connecting water channel 17 is communicated with the water inlet channel, and the other end of each connecting water channel 17 is connected with the water outlet channel. As shown in fig. 2, four connecting water channels 17 are provided in the present embodiment, and the four connecting water channels 17 are distributed at equal intervals.
When the diesel engine 3 generates a large amount of heat, the third valve 16 is opened only to enable the outlet water of the water outlet pipe 9 to flow into the cooling water bag 13 through the cooling water inlet pipe 14, the cooling water flows back to the water tank 5 through the cooling water outlet pipe 15 after exchanging heat with the diesel engine 3, and the opening of the control valve 16 is adjusted only to enable the outlet water pressure of the cooling water outlet pipe 15 to be higher than the pressure of the water tank 5.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. The utility model provides a vacuum assisted drainage pump truck, includes the automobile body and installs centrifugal pump, diesel engine and generator on the automobile body, diesel engine simultaneously with the centrifugal pump with generator mechanical connection, its characterized in that: the vehicle body is also provided with a water tank and a vacuum pump, the lower part of the water tank is provided with a water outlet, the upper part of the water tank is provided with a water inlet, the water outlet is connected with the water inlet end of the centrifugal pump through a water inlet pipe, the water inlet pipe is provided with a first valve, and the water outlet end of the centrifugal pump is provided with a water outlet pipe; the air inlet end of the vacuum pump is connected with the top of the water tank through an air inlet pipe, and a second valve is installed on the air inlet pipe.
2. The vacuum assisted drainage pump truck of claim 1, characterized in that: the lateral wall facing of diesel engine has the cooling water pocket of making by the heat conduction material, cooling water pocket one side through the cooling inlet tube with go out water piping connection, the opposite side through the cooling outlet pipe with the upper portion of water tank is connected, install the third valve on the cooling inlet tube.
3. The vacuum assisted drainage pump truck of claim 2, characterized in that: a water inlet channel and a water outlet channel which are independent from each other are arranged in the cooling water bag, the water inlet channel is connected with the cooling water inlet pipe, and the water outlet channel is connected with the cooling water outlet pipe; and a plurality of mutually independent connecting water channels are also arranged in the cooling water bag, one end of each connecting water channel is communicated with the water inlet channel, and the other end of each connecting water channel is connected with the water outlet channel.
4. The vacuum assisted drainage pump truck of claim 2, characterized in that: the first valve, the second valve and the third valve are all electrically operated valves.
5. The vacuum assisted drainage pump truck of claim 1, characterized in that: the water tank is provided with a liquid level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020081790.1U CN212248645U (en) | 2020-01-14 | 2020-01-14 | Vacuum-assisted drainage pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020081790.1U CN212248645U (en) | 2020-01-14 | 2020-01-14 | Vacuum-assisted drainage pump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212248645U true CN212248645U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020081790.1U Active CN212248645U (en) | 2020-01-14 | 2020-01-14 | Vacuum-assisted drainage pump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212248645U (en) |
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2020
- 2020-01-14 CN CN202020081790.1U patent/CN212248645U/en active Active
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