Fluid pump valve

Abstract

The invention relates to a fluid pump valve (10), in particular a coolant pump valve, for conveying a fluid, comprising a fluid pump valve housing (20), wherein at least one valve actuator (30), at least one pump motor (40), and at least one fluid distributor element (42) arranged between the valve actuator motor (30) and the pump motor (40) are arranged in the fluid pump valve housing (20). It is provided that the fluid distributor element (42) has at least a first fluid distributor section (50a) and a second fluid distributor section (50b), wherein the first fluid distributor section (50a) is designed as a valve distributor section and wherein the second fluid distributor section (50b) is designed as a pump section to convey the fluid in the direction of the first fluid distributor section (50a).

Description

[0001] The invention relates to a fluid pump valve for conveying a fluid, in particular a fluid pump valve in a cooling circuit of a vehicle. State of the art

[0002] Pumps for pumping fluids are used in a wide variety of applications in the state of the art. Examples include pumps in cooling and refrigerant circuits in vehicles. In many cases, the pumps are installed in conjunction with one or more valves to control the direction of the fluid flow generated by the pump, for example, or simply to open or close an inlet or outlet of the pump as needed. In this context, the problem arises that connecting the pump and valve(s) in series or parallel leads to increased pressure loss during fluid pumping and to increased installation space requirements. Disclosure of the inventionAdvantages of the invention

[0003] The invention is based on a fluid pump valve, in particular a coolant pump valve, for conveying a fluid, comprising a fluid pump valve housing, wherein at least one valve actuator, at least one pump motor, and a fluid distributor element arranged between the valve actuator and the pump motor are arranged in the fluid pump valve housing. It is proposed that the fluid distributor element have at least a first fluid distributor section and a second fluid distributor section, wherein the first fluid distributor section is designed as a valve distributor section and wherein the second fluid distributor section is designed as a pump section.

[0004] Such a fluid pump valve has the advantage that the combination of valve and pump functions in a common housing enables particularly easy integration into existing production lines. At the same time, the fluid pump valve is particularly compact and space-saving, while simultaneously being able to serve a wide variety of topologies. The reduction in materials and the particularly space-saving design allow the weight of the entire unit to be reduced in a particularly advantageous manner. The design with two fluid distribution sections, which are preferably connected to each other in the production line, allows these two distribution sections to be flexibly adapted to the corresponding topology and, if necessary, replaced separately.

[0005] According to an advantageous development of the invention, the first fluid distributor section is arranged in a first fluid distributor section plane, and the second fluid distributor section is arranged in a second fluid distributor section plane, wherein the first and second fluid distributor section planes are arranged substantially parallel to one another. Preferably, the first and second fluid distributor sections are substantially cylindrical, in particular disk-shaped, and preferably have a substantially congruent base body, so that the second fluid distributor section can be arranged and secured particularly easily on the first fluid distributor section.

[0006] Preferably, a valve actuating element, in particular a valve wheel, driven by the valve actuating motor is arranged in the first fluid distribution section plane.

[0007] According to an advantageous development of the invention, both the first and the second fluid distributor element have a substantially cylindrical housing part, in particular an outer housing part, wherein preferably the two outer housing parts have a substantially identical outer diameter, wherein preferably the first fluid distributor section is arranged, in particular fastened, to a housing of the valve actuator motor and wherein preferably the housing part of the first fluid distributor section is arranged, in particular fastened, to the housing part of the second fluid distributor section.

[0008] According to an advantageous development of the invention, the first and, alternatively or additionally, the second fluid distribution section comprise a plurality of fluid handling elements, in particular fluid nozzles. The fluid nozzles preferably extend substantially parallel to the corresponding fluid distribution section plane. The fluid nozzles preferably extend substantially in the radial direction.

[0009] A particularly simple, modular embodiment of the invention provides that the first fluid distributor section has a plurality of outlet nozzles, preferably five outlet nozzles, and that the second fluid distributor section has at least one, preferably a plurality, particularly preferably at least three intake nozzles.

[0010] To implement particularly optimized coolant flow topologies in the motor vehicle, the first fluid distribution section is designed as a multi-way valve, in particular a five-way valve. According to a further advantageous development of the invention, the second fluid distribution section has at least one temperature sensor.

[0011] According to a further advantageous development of the invention, a third fluid distribution section is provided, wherein the third fluid distribution section is arranged in a third fluid distribution section plane, which is arranged substantially parallel to the first and / or second fluid distribution section plane. The third fluid distribution section is preferably arranged on the housing of the pump motor and preferably has at least one fluid outlet. Preferably, the second or third fluid distribution section has an impeller driven by the pump motor, wherein the impeller extends substantially in the direction of the second or third fluid distribution section plane. Figures

[0012] The invention is explained in more detail below using an exemplary embodiment with reference to the attached schematic drawings, which are not to scale. The figures (Fig.) of the drawings, which are merely exemplary, show: Fig. 1 is a schematic representation of a fluid pump valve according to an embodiment of the invention.

[0013] The fluid pump valve 10 comprises a common fluid pump housing 20. Both a valve actuator motor 30 and a pump motor 40 are arranged in the fluid pump valve housing 20. These motors are preferably designed as electric motors. The fluid pump valve 10 preferably has at least one power electronics unit.

[0014] According to the Fig. 1, at least one fluid distributor element 42 is arranged between the valve actuator motor 30 and the pump motor 40. According to an advantageous development of the invention, the fluid distributor element 42 has at least two fluid distributor sections 50a, 50b. The fluid distributor sections 50a, 50b have, according to the Fig. 1 each have substantially cylindrical housing parts 70a, 70b, which are formed as part of the fluid pump valve housing 20.

[0015] These fluid distribution sections 50a, 50b, in particular the housing parts 70a and 70b, each have a plurality of fluid handling elements 60a, 60b, 60c, 62a, 62b, 62c.

[0016] According to the Fig. 1, a third fluid distribution section 50c is arranged between the valve actuator motor 30 and the pump motor 30. The third fluid distribution section 50c also has a substantially cylindrical housing part 70c, which is formed as part of the fluid pump valve housing 20. According to the embodiment shown in Fig. In the embodiment of the invention shown in Figure 1, the fluid distribution section 50c has at least one further fluid handling element 64a.

[0017] The fluid handling elements 60a, 60b, 60c, 62a, 62b, 62c, 64a are preferably designed as fluid nozzles. The fluid handling elements preferably extend substantially in the radial direction from the respective substantially cylindrical housing part 70a, 70b, 70c.

[0018] According to the Fig. In the embodiment of the invention shown in Figure 1, the first fluid distributor section 50a is designed as a valve section and preferably has at least one valve body 32 driven by the valve actuator motor 30. The fluid ports 60a, 60b, 60c of the first fluid distributor section 50a are preferably designed as outlet ports for the fluid, wherein the valve body can be moved by the valve actuator motor 30 such that it can be adjusted at least between a first position in which the at least one outlet is open and a second position in which the at least one outlet is closed. According to an advantageous development of the invention, the valve section is designed as a 5-way valve and preferably has five outlet ports.

[0019] Preferably, the second fluid distribution section 50b is attached to the first fluid distribution section 50a. Preferably, the second fluid distribution section 50a is configured as a pump section. Preferably, the second fluid distribution element 50b has a plurality of fluid ports 62a, 62b, 62c, which are configured as inlet ports for the fluid. Preferably, the pump motor 40 is configured to convey the fluid from the inlet ports toward the valve section.

[0020] According to the Fig. In the embodiment of the invention shown in Figure 1, the pump section 50b has three intake ports 62a, 62b, 62c. Preferably, a temperature sensor is arranged in the pump section 50b. The first fluid distribution section 50a is arranged according to the Fig. In the embodiment of the invention shown in FIG. 1, the first fluid distribution section 50a is arranged in a first fluid distribution section plane 100a, and the second fluid distribution section 50b is arranged in a second fluid distribution section plane 100b. The two fluid distribution section planes 100a, 100b are arranged substantially parallel to one another. Preferably, the fluid distribution sections 50a, 50b extend substantially in the corresponding fluid distribution section plane 100a, 100b.

[0021] According to the Fig.In the embodiment of the invention shown in Figure 1, the fluid pump valve 10 has a third fluid distribution section 50c. The third fluid distribution section 50c is arranged in a third fluid distribution section plane 100c, which, according to an advantageous development of the invention, is arranged substantially parallel to the first and / or second fluid distribution section plane 100a, 100b. Preferably, the third fluid distribution section 50c is arranged or attached directly to the housing of the pump motor 40 and has a further fluid outlet connection 64a.

[0022] The pump motor 40 preferably drives an impeller (not shown here) for conveying the fluid within the fluid pump valve 10. The impeller is preferably arranged in the second or third fluid distribution section 50b, 50c or in an intermediate region between the second or third fluid distribution section 50b, 50c. The impeller preferably extends substantially parallel to the fluid distribution section planes 100a, 100b, 100c.

Claims

[1] Fluid pump valve (10), in particular coolant pump valve, for conveying a fluid, comprising a fluid pump valve housing (20), wherein at least one valve servomotor (30), at least one pump motor (40) and at least one fluid distributor element (42) arranged between the valve servomotor (30) and the pump motor (40) are arranged in the fluid pump valve housing (20), characterized by that the fluid distribution element (42) has at least a first fluid distribution section (50a) and a second fluid distribution section (50b), wherein the first fluid distribution section (50a) is designed as a valve distribution section and wherein the second fluid distribution section (50b) is designed as a pump section to convey the fluid in the direction of the first fluid distribution section (50a). [2] Fluid pump valve (10) according to claim 1, characterized bythat the first fluid distribution section (50a) is arranged in a first fluid distribution section plane (100a) and the second fluid distribution section (50b) is arranged in a second fluid distribution section plane (100b), wherein the first and second fluid distribution section planes (100a, 100b) are arranged substantially parallel to one another. [3] Fluid pump valve (10) according to one of the preceding claims, characterized by that a valve actuating element, in particular a valve wheel, driven by the valve actuating motor (30) is arranged in the first fluid distribution section plane (100a). [4] Fluid pump valve (10) according to one of the preceding claims, characterized bythat the fluid distributor sections (50a, 50b, 50c) each have a substantially cylindrical housing part (70a, 70b, 70c), wherein preferably the first fluid distributor section (50a) is arranged, in particular fastened, to a housing of the valve actuator motor (30) and wherein preferably the housing part (70a) of the first fluid distributor section (50a) is fastened to the housing part (70b) of the second fluid distributor section (50b). [5] Fluid pump valve (10) according to one of the preceding claims, characterized by that the first and / or fluid distribution section (50a, 50b) has a plurality of fluid handling elements (60a, 60b, 60c, 62a, 62b, 62c), in particular fluid nozzles. [6] Fluid pump valve (10) according to one of the preceding claims, characterized bythat the first fluid distributor section (50a) has a plurality of outlet nozzles (60a, 60b, 60c), preferably five outlet nozzles, and that the second fluid distributor section (50b) has at least one, preferably a plurality, particularly preferably at least three intake nozzles (62a, 62b, 62c). [7] Fluid pump valve (10) according to one of the preceding claims, characterized by that the first fluid distribution section (50a) is designed as a multi-way valve, in particular as a five-way valve. [8] Fluid pump valve (10) according to one of the preceding claims, characterized by that the second fluid distribution section (50b) has at least one temperature sensor. [9] Fluid pump valve (10) according to one of the preceding claims, characterized bythat a third fluid distribution section (50c) is provided, wherein the third fluid distribution section (50c) is arranged in a third fluid distribution section plane (100c) which is arranged substantially parallel to the first and / or second fluid distribution section plane (100a, 100b). [10] Fluid pump valve (10) according to one of the preceding claims, characterized by that the third fluid distribution section (100c) is arranged on the housing of the pump motor (40) and preferably has at least one fluid outlet nozzle (64a). [11] Fluid pump valve (10) according to one of the preceding claims, characterized by that the second or third fluid distribution section (50a, 50b) has an impeller driven by the pump motor (40).

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