CN116782595A - Multi-water pump integrated module, cooling system and electric drive loader - Google Patents

Multi-water pump integrated module, cooling system and electric drive loader Download PDF

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Publication number
CN116782595A
CN116782595A CN202310746718.4A CN202310746718A CN116782595A CN 116782595 A CN116782595 A CN 116782595A CN 202310746718 A CN202310746718 A CN 202310746718A CN 116782595 A CN116782595 A CN 116782595A
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CN
China
Prior art keywords
water
separator
radiator
water pump
axle motor
Prior art date
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Pending
Application number
CN202310746718.4A
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Chinese (zh)
Inventor
蒋立俏
郁干
王道利
王小虎
田胜亮
齐陆燕
魏抗抗
李伯宇
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Science and Technology Branch of XCMG
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Science and Technology Branch of XCMG
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Publication date
Application filed by Science and Technology Branch of XCMG filed Critical Science and Technology Branch of XCMG
Priority to CN202310746718.4A priority Critical patent/CN116782595A/en
Publication of CN116782595A publication Critical patent/CN116782595A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20281—Thermal management, e.g. liquid flow control

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

The application discloses a multi-water pump integrated module, a cooling system and an electric drive loader, which comprise a plurality of water pumps, a plurality of water distributors and a water pump box body; the bottom of the water pump box body is provided with a water pump A, a water pump B and a water separator A, the upper part of the water pump box body is provided with a water pump C, a water pump D and a water separator B, the water inlets of the water pumps are aligned with the water outlets of the water separator, and the middle of the water pumps are connected through pipelines; the water inlet A of the water separator A is positioned on the same side as the water outlet of the radiator A, the water outlet three A of the water separator A is positioned on the same side as the water inlet of the radiator A, the water inlet B of the water separator B is positioned on the same side as the water outlet of the radiator B, and the water inlet B of the water separator B is positioned on the same side as the water outlet of the radiator C. The multi-water pump integrated module solves the heat dissipation problems of the existing electric drive loader motor, current transformer and the like, effectively utilizes the internal space of the frame, and solves the problems of difficult wiring of a pipeline and the like.

Description

Multi-water pump integrated module, cooling system and electric drive loader
Technical Field
The application relates to a multi-water pump integrated module, a cooling system and an electric drive loader, and belongs to the technical field of engineering machinery.
Background
The traditional hydraulic transmission vehicle using fuel oil to provide energy has low energy conversion efficiency, slower power output response, high maintenance cost of the torque converter, the gearbox and the drive axle, and time and labor waste in maintenance. With the motorization of the vehicle industry field, engineering machinery products such as loaders and the like are also gradually changed from fuel energy supply to new energy supply. Global engineering machine manufacturers are developing new energy loader products, such as hybrid loaders that use engines and energy storage batteries, and all-electric loaders that use energy storage batteries alone. They are all products of motor-driven walking or hydraulic components, so high voltage control modules such as current transformers or all-in-one controllers are also standard for electrically driven loaders.
The generator, the motor and the high-voltage control module of the electric drive loader all generate more heat during operation, and the problems of heat dissipation flow distribution, whole vehicle space arrangement, pipe line wiring and the like need to be considered to solve the heat dissipation problem of the components.
Disclosure of Invention
Aiming at the problems existing in the prior art, the application provides a multi-water pump integrated module, a cooling system and an electric drive loader, solves the problems of heat dissipation and flow distribution of heating elements of the existing electric drive loader, and provides a scheme for the problems of insufficient internal space of the whole vehicle, difficult wiring of a pipeline and the like.
In order to achieve the above purpose, the multi-water pump integrated module adopted by the application comprises a plurality of water pumps, a plurality of water distributors and a water pump box body;
the bottom of the water pump box body is provided with a water pump A, a water pump B and a water separator A, the upper part of the water pump box body is provided with a water pump C, a water pump D and a water separator B, the water inlets of the water pumps are aligned with the water outlets of the water separator, and the middle of the water pumps are connected through pipelines;
the water inlet A of the water separator A is positioned on the same side as the water outlet of the radiator A, the water outlet three A of the water separator A is positioned on the same side as the water inlet of the radiator A, the water inlet B of the water separator B is positioned on the same side as the water outlet of the radiator B, and the water inlet B of the water separator B is positioned on the same side as the water outlet of the radiator C.
As one embodiment, the water separator A is formed by splicing and welding two closed cavities by a steel plate A and a rectangular pipe A, a round hole is formed in the outer side surface of the rectangular pipe A and used for welding a rubber pipe joint, a mounting plate A is welded on the outer side of the water separator A, and a mounting hole is formed in the mounting plate A;
the water knockout drum B is formed by welding a steel plate B, a partition plate and a rectangular tube B into two closed cavities, the outer side face of the rectangular tube B is provided with a round hole for welding a rubber tube joint, the outer side of the water knockout drum B is also welded with a mounting plate B, and the mounting plate B is provided with a mounting hole.
As one embodiment, the water separator a and the water separator B are both provided with a water supplementing port and a water discharging port;
the water supplementing port A of the water separator A is arranged at the upper part, the water discharging port A and the water discharging port II A are arranged at the lower part, the water supplementing port A and the water supplementing port II B of the water separator B are arranged at the upper part, and the water discharging port A and the water discharging port II B are arranged at the side surfaces.
As one embodiment, the water pump box body is formed by splicing and welding a front bending plate, a rear bending plate, a vertical supporting plate, a flat mounting plate and a mounting bottom plate; the front bending plate is provided with a wall passing hole for a water pipe and a water pump wire, the rear bending plate is provided with a mounting hole for the water separator and a hole for passing through a water gap of the water separator, and the rear bending plate is provided with a maintenance hole.
In addition, the application also provides a cooling system which comprises the multi-water pump integrated module, a radiator A, a radiator B, a radiator C, a water supplementing tank, a front axle motor, a rear axle motor, a generator, a converter and a connecting pipeline;
the water outlet of the radiator A is connected with the first water inlet A of the water separator A, and the water inlet of the radiator A is connected with the third water outlet A of the water separator A; the water inlet of the water pump A is connected with the water outlet A of the water separator A, the water outlet of the water pump A is connected with the water inlet of the front axle motor, and the water outlet of the front axle motor is connected with the water inlet B of the water separator A; the water inlet of the water pump B is connected with the water outlet II A of the water separator A, the water outlet of the water pump B is connected with the water inlet of the rear axle motor, the water outlet of the rear axle motor is connected with the water inlet III A of the water separator A, and an electromagnetic water valve is connected between the water outlet of the water pump B and the water outlet of the water pump A;
the water outlet of the radiator B is connected with the water inlet I of the water separator B, and the water inlet of the radiator B is connected with the water outlet of the generator; the water inlet of the water pump C is connected with the water outlet B of the water separator B, and the water outlet of the water pump C is connected with the water inlet of the generator; the water outlet of the radiator C is connected with the water inlet II B of the water separator B, and the water inlet of the radiator C is connected with the water outlet of the converter; the water inlet of the water pump D is connected with the water outlet B of the water separator B, and the water outlet of the water pump D is connected with the water inlet of the converter.
As one embodiment, the front axle motor comprises a left front axle motor and a right front axle motor which are both fixed on the frame, water gaps of the two motors are all positioned below the motors, and waterways of the left front axle motor and the right front axle motor are connected in series;
the rear axle motor and the front axle motor have the same model and can swing up and down along with the motor mounting frame; the generator is positioned in the middle of the whole vehicle, the fuel engine drives the motor to run to generate alternating current, and the electric energy is rectified and inverted by the converter to transmit the electric power to the front axle motor and the rear axle motor;
the multi-water pump integrated module is positioned in front of the radiator; the water replenishing tank is positioned above the multi-water pump integrated module and the radiator and exceeds the water level cavity of any element of the front axle motor, the rear axle motor, the generator and the converter.
As one embodiment, the bottom of the water supplementing tank is provided with a water supplementing port which is connected with a water supplementing port A on the water separator A, a water supplementing port B on the water separator B and a water supplementing port B, the upper part of the water supplementing tank is provided with a gas removing port, and the gas removing port is connected with a gas removing port of the radiator A, the radiator B and the radiator C.
Finally, the application also provides an electric drive loader, wherein the electric drive loader is provided with the cooling system or the multi-water pump integrated module.
Compared with the prior art, the multi-water pump integrated module has the advantages that all water pumps and water splitters are arranged in a centralized way, the water outlets of the water splitters are consistent with the water outlets of the radiators, all circulating waterways are uniformly supplied to heating elements through the multi-water pump integrated module, meanwhile, the water pumps controlled by a single controller can realize reasonable distribution of flow, the heat dissipation problems of the existing electric drive loader motor, current transformers and the like are solved, and meanwhile, the internal space of a frame is effectively utilized; the application provides a layout structure of a cooling system, which solves the problems of difficult wiring of a pipe line and the like.
Drawings
FIG. 1 is a schematic diagram of a multiple water pump integrated module and cooling system of the present application;
FIG. 2 is a schematic diagram of the arrangement of the cooling system of the present application;
FIG. 3 is a schematic diagram of a front axle of the multi-pump module of the present application;
FIG. 4 is a rear isometric view of a multiple water pump integrated module of the present application;
FIG. 5 is a schematic view of the structure of the water separator A of the present application;
FIG. 6 is a schematic view of the structure of the water separator B of the present application;
FIG. 7 is a schematic view of the structure of the water pump housing of the present application;
FIG. 8 is a schematic diagram of the structure of the water replenishing tank of the present application;
in the figure: 1. water pump A,2, water pump B,3, water pump C,4, water pump D,5, water separator A,5-1, steel plate A,5-2, rectangular tube A,5-3, mounting plate A,5-4, water inlet A,5-5, water supplementing port A,5-6, water outlet A,5-7, water outlet A,5-8, water discharging port A,5-9, water inlet A,5-10, water inlet three A,5-11, water discharging port two A,5-12, water outlet three A; 6. a water separator B,6-1, a steel plate B,6-2, a baffle plate, 6-3, a rectangular pipe B,6-4, a water supplementing port I B,6-5, a water supplementing port II B,6-6, a water inlet I B,6-7, a water inlet II B,6-8, a water outlet I B,6-9, a water outlet II B,6-10, a water outlet I B,6-11, a water outlet II B,6-12 and a mounting plate B; 7. the water pump comprises a water pump box body, 7-1, a front bending plate, 7-2, a rear bending plate, 7-3, a vertical supporting plate, 7-4, a safe mounting plate, 7-5, a mounting bottom plate, 8, a multi-water pump integrated module, 9, a front axle motor, 10, a rear axle motor, 11, a generator, 12, a converter, 13, a radiator A,14, a radiator B,15, a radiator C,16, a water supplementing tank, 16-1, a water supplementing tank water supplementing port, 16-2, a water supplementing tank air removing port, 17 and an electromagnetic water valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present application, and the following embodiments are used to illustrate the present application, but are not intended to limit the scope of the present application.
In the description of the present application, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "front", "rear", "left", "right", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 8, an electrically driven loader cooling system includes a multi-water pump integrated module 8, a radiator a13, a radiator B14, a radiator C15, a water replenishing tank 16, a front axle motor 9, a rear axle motor 10, a generator 11, a converter 12, and connecting pipes;
the multi-water pump integrated module 8 comprises a water pump A1, a water pump B2, a water pump C3, a water pump D4, a water separator A5, a water separator B6, a water pump box 7 and a water pump and water separator connecting pipeline (not shown in the drawing);
the water outlet of the radiator A13 is connected with the first water inlet A5-4 of the water separator A5, and the water inlet of the radiator A13 is connected with the third water outlet A5-12 of the water separator A5; the water inlet of the water pump A1 is connected with the first water outlet A5-6 of the water separator A5, the water outlet of the water pump A1 is connected with the water inlet of the front axle motor 9, and the water outlet of the front axle motor 9 is connected with the second water inlet A5-9 of the water separator A5; the water inlet of the water pump B2 is connected with a second water outlet A5-7 of the water separator A5, the water outlet of the water pump B2 is connected with the water inlet of the rear axle motor 10, the water outlet of the rear axle motor 10 is connected with a third water inlet A5-10 of the water separator A5, and an electromagnetic water valve 17 is connected between the water outlet of the water pump B2 and the water outlet of the water pump A1;
the water outlet of the radiator B14 is connected with the water inlet B6-6 of the water separator B6, and the water inlet of the radiator B14 is connected with the water outlet of the generator 11; the water inlet of the water pump C3 is connected with the water outlet B6-8 of the water separator B6, and the water outlet of the water pump C3 is connected with the water inlet of the generator 11; the water outlet of the radiator C15 is connected with a second water inlet B6-7 of the water separator B6, and the water inlet of the radiator C15 is connected with the water outlet of the converter 12; the water inlet of the water pump D4 is connected with the water outlet B6-9 of the water separator B6, and the water outlet of the water pump D4 is connected with the water inlet of the converter 12.
As an improvement of the embodiment, as shown in fig. 2, the positions of the front axle motor 9, the rear axle motor 10, the generator 11 and the converter 12 in the whole machine are relatively dispersed, the front axle motor 9 comprises a left front driving motor and a right front driving motor which are both fixed on the frame, water gaps of the two motors are all positioned below the motors, and waterways of the left front driving motor and the right front driving motor are connected in series;
the rear axle motor 10 and the front axle motor 9 have the same model and can swing up and down along with the motor mounting frame; the generator 11 is positioned in the middle of the whole vehicle, is driven by the fuel engine to run to generate alternating current, and the electric energy is rectified and inverted by the converter 12 to transmit the electric power to the front axle motor 9 and the rear axle motor 10;
the multi-water pump integrated module 8 is positioned in front of the radiator, and water ports connected with the radiator can be connected relatively short and smoothly; the water replenishing tank 16 is positioned above the multi-water pump integrated module 8 and the radiator and exceeds the water level cavity of any element of the front axle motor 9, the rear axle motor 10, the generator 11 and the converter 12, so that the elements are prevented from being damaged due to overheat of the parts of the heating element to be cooled.
The multi-water pump integrated module 8 is integrally arranged on a frame of the loader, so that on one hand, all circulating waterways are uniformly supplied to heating elements through the multi-water pump integrated module 8, and the heat dissipation problems of a motor, a current transformer and the like of the existing electric drive loader are solved; on the other hand, the internal space of the frame is effectively utilized, the layout of the whole structure is facilitated, and the problems of difficult wiring of the pipe line and the like are solved.
It should be noted that, in the application, the water pumps A1, B2, C3 and D4 are electromagnetic water pumps of the same type, and because the load of the front axle motor 9 of the loader product is always larger than that of the rear axle motor 10, the water flow of the rear axle motor 10 is effectively and timely supplemented to the front axle motor 9 by adopting a mode of connecting the electromagnetic water valve 17 between the water outlet of the water pump B2 and the water outlet of the water pump A1, so as to meet the larger heat dissipation requirement of the front axle motor. The water pump A1, the water pump B2, the water pump C3, the water pump D4 and the electromagnetic water valve 17 are controlled to operate by a controller, and when a temperature sensor arranged at the outlet of each heating element detects that the water temperature is higher than the highest allowable temperature of each heating element, the controller controls the corresponding water pump to increase the rotating speed and increase the water flow; the controller controls the elements such as the cooling fan, the electromagnetic water pump, the water valve and the like to realize efficient heat exchange and reasonable flow distribution.
The further scheme is as follows: meanwhile, when the water pump runs at the maximum rotation speed, the temperature sensor still exceeds the maximum allowable temperature, and at the moment, the controller sends an alarm signal to the whole machine and reduces the rotation speed of the engine, and the alarm engine is released to run normally after the fault is removed.
As an improvement of the embodiment, as shown in fig. 3 and fig. 4, all the water pumps and the water separators in the multi-water pump integrated module 8 are arranged in a centralized way, and the water pump A1, the water pump B2 and the water separator A5 are arranged at the bottom of the water pump box 7; the water pump C3, the water pump D4 and the water separator B6 are arranged at the upper part of the water pump box 7; the water inlets of all the water pumps are aligned with the water outlets of the water separator, and the middle is connected by a pipeline;
the water inlet A5-4 of the water separator A5 is positioned on the same side as the water outlet of the radiator A13, the water outlet three A5-12 of the water separator A5 is positioned on the same side as the water inlet of the radiator A13, the water inlet B6-6 of the water separator B6 is positioned on the same side as the water outlet of the radiator B14, and the water inlet B6-7 of the water separator B6 is positioned on the same side as the water outlet of the radiator C15.
As an improvement of the embodiment, as shown in fig. 5 and 6, the water separator A5 is formed by welding a steel plate A5-1 and a rectangular tube A5-2 into two closed cavities, a round hole is formed on the outer side surface of the rectangular tube A5-2 for welding a rubber tube joint, a mounting plate A5-3 is welded on the outer side of the water separator A5, and a mounting hole is formed on the mounting plate for fixing the water separator A5;
the water separator B6 is formed by welding a steel plate B6-1, a baffle plate 6-2 and a rectangular tube B6-3 into two closed cavities, and the outer side surface of the rectangular tube B6-3 is provided with a round hole for welding a rubber tube joint; the outside of the water knockout drum B6 is also welded with a mounting plate B6-12, which is provided with a mounting hole for fixing the water knockout drum B6.
The water separator A5 and the water separator B6 are respectively provided with a water supplementing port and a water discharging port; the water supplementing port A5-5 of the water separator A5 is arranged at the upper part, the water discharging port A5-8 and the water discharging port II A5-11 are arranged at the lower part, the water supplementing port A6-4 and the water supplementing port II B6-5 of the water separator B6 are arranged at the upper part, and the water discharging port A6-10 and the water discharging port II B6-11 are arranged at the side surfaces; the water inlet joint and the water outlet joint in the water separator A5 and the water separator B6 can be in joint sizes of different specifications according to the flow, and all joints are fixed on the water separator in a welding mode to prevent the water separator from leaking.
As an improvement of the embodiment, as shown in FIG. 7, the water pump box 7 is formed by welding a front bending plate 7-1, a rear bending plate 7-2, a vertical supporting plate 7-3, a safe mounting plate 7-4 and a mounting bottom plate 7-5;
the front bending plate 7-1 is provided with a water pipe and a wall passing hole of a water pump wire, the rear bending plate 7-2 is provided with a mounting hole of the water separator A5 and the water separator B6 and a hole for penetrating through a water separator water gap, and the bottom surface of the rear bending plate 7-2 is provided with a maintenance hole for mounting a water pump and a pipeline; the front bending plate 7-1 and the rear bending plate 7-2 are encircled to form a pentahedron, and the upper part of the pentahedron is open and is used for placing a water pump. The water pump box body 7 has the advantages of few parts, small volume and simple welding, can provide mounting support for the water pump and the water separator, and ensures that the pipeline arrangement of the water pump and the water separator is smooth.
As an improvement of the embodiment, as shown in fig. 8, a water replenishing tank water replenishing port 16-1 is disposed at the bottom of the water replenishing tank 16, and is connected to water replenishing ports of the water separator A5 and the water separator B6, a water replenishing tank air removing port 16-2 is disposed at the upper portion of the water replenishing tank 16, and the water replenishing tank air removing port 16-2 is connected to air removing ports of the radiator a13, the radiator B14 and the radiator C15.
According to the multi-water pump integrated module, all water pumps and water splitters are arranged in a centralized way, the water splitter water openings are consistent with the water opening directions of the radiator, all circulating waterways are uniformly supplied to heating elements through the multi-water pump integrated module, meanwhile, the water pumps controlled by a single controller can realize reasonable distribution of flow, the heat dissipation problems of the existing electric drive loader motor, the current transformer and the like are solved, and meanwhile, the internal space of a frame is effectively utilized; the application provides a layout structure of a cooling system, which solves the problems of difficult wiring of a pipe line and the like.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the application may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features contained in other embodiments, but not others, combinations of features of different embodiments are equally meant to be within the scope of the application and form different embodiments. For example, in the above embodiments, those skilled in the art can use the above embodiments in combination according to known technical solutions and technical problems to be solved by the present application.
The foregoing description is only illustrative of the preferred embodiment of the present application, and is not to be construed as limiting the application, but is to be construed as limiting the application to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present application without departing from the scope of the application.

Claims (8)

1. The multi-water pump integrated module is characterized by comprising a plurality of water pumps, a plurality of water distributors and a water pump box body (7);
the bottom of the water pump box body (7) is provided with a water pump A (1), a water pump B (2) and a water separator A (5), the upper part of the water pump box body (7) is provided with a water pump C (3), a water pump D (4) and a water separator B (6), the water inlets of the water pumps are aligned with the water outlets of the water separator, and the middle is connected by a pipeline;
the water inlet A (5-4) of the water separator A (5) and the water outlet of the radiator A (13) are arranged on the same side, the water outlet A (5-12) of the water separator A (5) and the water inlet of the radiator A (13) are arranged on the same side, the water inlet B (6-6) of the water separator B (6) and the water outlet of the radiator B (14) are arranged on the same side, and the water inlet B (6-7) of the water separator B (6) and the water outlet of the radiator C (15) are arranged on the same side.
2. The multi-water pump integrated module according to claim 1, wherein the water separator A (5) is formed by welding a steel plate A (5-1) and a rectangular tube A (5-2) into two closed cavities, round holes are formed in the outer side face of the rectangular tube A (5-2) and used for welding rubber tube joints, and a mounting plate A (5-3) is welded on the outer side of the water separator A (5) and provided with mounting holes;
the water knockout drum B (6) is formed by welding a steel plate B (6-1), a baffle plate (6-2) and a rectangular tube B (6-3) into two closed cavities, a round hole is formed in the outer side face of the rectangular tube B (6-3) and is used for welding a rubber tube joint, the outer side of the water knockout drum B (6) is also welded with a mounting plate B (6-12), and mounting holes are formed in the mounting plate B.
3. The multi-water pump integrated module according to claim 1, wherein the water separator a (5) and the water separator B (6) are respectively provided with a water supplementing port and a water draining port;
the water compensating port A (5-5) of the water separator A (5) is arranged at the upper part, the water discharging port A (5-8) and the water discharging port B (5-11) are arranged at the lower part, the water compensating port A (6-4) and the water compensating port B (6-5) of the water separator B (6) are arranged at the upper part, and the water discharging port A (6-10) and the water discharging port B (6-11) are arranged at the side surfaces.
4. The multi-water pump integrated module according to claim 1, wherein the water pump box body (7) is formed by splicing and welding a front bending plate (7-1), a rear bending plate (7-2), a vertical supporting plate (7-3), a flat mounting plate (7-4) and a mounting bottom plate (7-5); the front bending plate (7-1) is provided with a wall passing hole for a water pipe and a water pump wire, the rear bending plate (7-2) is provided with a mounting hole for a water separator and a hole for passing through a water gap of the water separator, and the rear bending plate (7-2) is provided with a maintenance hole.
5. A cooling system, characterized by comprising a multi-water pump integrated module (8) according to any one of claims 1-4, a radiator a (13), a radiator B (14), a radiator C (15), a water supplementing tank (16), a front axle motor (9), a rear axle motor (10), a generator (11) and a converter (12) and connecting pipes;
the water outlet of the radiator A (13) is connected with the first water inlet A (5-4) of the water separator A (5), and the water inlet of the radiator A (13) is connected with the third water outlet A (5-12) of the water separator A (5); the water inlet of the water pump A (1) is connected with a water outlet A (5-6) of the water separator A (5), the water outlet of the water pump A (1) is connected with the water inlet of the front axle motor (9), and the water outlet of the front axle motor (9) is connected with a water inlet II A (5-9) of the water separator A (5); the water inlet of the water pump B (2) is connected with a second water outlet A (5-7) of the water separator A (5), the water outlet of the water pump B (2) is connected with a water inlet of the rear axle motor (10), the water outlet of the rear axle motor (10) is connected with a third water inlet A (5-10) of the water separator A (5), and an electromagnetic water valve (17) is connected between the water outlet of the water pump B (2) and the water outlet of the water pump A (1);
the water outlet of the radiator B (14) is connected with the water inlet B (6-6) of the water separator B (6), and the water inlet of the radiator B (14) is connected with the water outlet of the generator (11); the water inlet of the water pump C (3) is connected with a water outlet B (6-8) of the water separator B (6), and the water outlet of the water pump C (3) is connected with the water inlet of the generator (11); the water outlet of the radiator C (15) is connected with a water inlet B (6-7) of the water separator B (6), and the water inlet of the radiator C (15) is connected with the water outlet of the converter (12); the water inlet of the water pump D (4) is connected with a water outlet B (6-9) of the water separator B (6), and the water outlet of the water pump D (4) is connected with the water inlet of the converter (12).
6. A cooling system according to claim 5, characterized in that the front axle motor (9) comprises a left front axle motor and a right front axle motor both fixed to the frame, the water openings of both motors being located below the motors, the waterways of the left front axle motor and the right front axle motor being connected in series;
the rear axle motor (10) and the front axle motor (9) have the same model and can swing up and down along with the motor mounting frame; the generator (11) is positioned in the middle of the whole vehicle, is driven by the fuel engine to operate to generate alternating current, and the electric energy is rectified and inverted by the converter (12) to transmit the electric power to the front axle motor (9) and the rear axle motor (10);
the multi-water pump integrated module (8) is positioned in front of the radiator; the water supplementing tank (16) is positioned above the multi-water pump integrated module (8) and the radiator and exceeds the water level cavity of any element of the front axle motor (9), the rear axle motor (10), the generator (11) and the converter (12).
7. A cooling system according to claim 5, characterized in that the bottom of the water supply tank (16) is provided with a water supply port, which is connected with the water supply port a (5-5) on the water separator a (5), the water supply port one B (6-4) on the water separator B (6) and the water supply port two B (6-5), the upper part of the water supply tank (16) is provided with a gas removal port, and the gas removal port is connected with the gas removal ports of the radiator a (13), the radiator B (14) and the radiator C (15).
8. An electrically driven loader having the cooling system of any of claims 5-7 or the multi-pump integrated module of any of claims 1-4 mounted thereon.
CN202310746718.4A 2023-06-25 2023-06-25 Multi-water pump integrated module, cooling system and electric drive loader Pending CN116782595A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310746718.4A CN116782595A (en) 2023-06-25 2023-06-25 Multi-water pump integrated module, cooling system and electric drive loader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310746718.4A CN116782595A (en) 2023-06-25 2023-06-25 Multi-water pump integrated module, cooling system and electric drive loader

Publications (1)

Publication Number Publication Date
CN116782595A true CN116782595A (en) 2023-09-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310746718.4A Pending CN116782595A (en) 2023-06-25 2023-06-25 Multi-water pump integrated module, cooling system and electric drive loader

Country Status (1)

Country Link
CN (1) CN116782595A (en)

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