CN113623430A - Integrated multi-way valve of automobile thermal management module and fluid loop - Google Patents
Integrated multi-way valve of automobile thermal management module and fluid loop Download PDFInfo
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- CN113623430A CN113623430A CN202110977495.3A CN202110977495A CN113623430A CN 113623430 A CN113623430 A CN 113623430A CN 202110977495 A CN202110977495 A CN 202110977495A CN 113623430 A CN113623430 A CN 113623430A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
- F16K11/076—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with sealing faces shaped as surfaces of solids of revolution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
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- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses an integrated multi-way valve and a fluid loop of an automobile thermal management module, which comprise a valve core and a valve body, wherein the valve core is rotatably arranged in the valve body; the valve core is constructed into a longitudinal three-layer structure and comprises a bottom layer, a middle layer and a top layer which are arranged in sequence, each layer is matched with a flow channel arranged on the valve body, the bottom layer comprises an annular cylinder body provided with a radial flow port, the middle layer is provided with a plurality of middle layer fluid channels, and the middle layer fluid channels are at least divided into two groups which are respectively communicated with each other; the top layer is radially provided with a plurality of connected top layer fluid channels, the top layer fluid channels and the middle layer fluid channels are arranged at the same intervals and have consistent opening directions, and the fluid circuit comprises the multi-way valve. The technical purpose of the invention is to provide a multi-way valve and a fluid circuit with the same, so that the cost of a circuit system is reduced, the weight is lighter, and the volume is smaller.
Description
Technical Field
The invention belongs to the field of fluid equipment, and particularly relates to a multi-way valve for controlling a plurality of fluid loops and the fluid loops.
Background
With the improvement of the technology and the improvement of the control system, the control requirement on the fluid circuit is higher and higher, the functions of equipment with the fluid circuit are more and more complete, and the control system relates to various equipment devices such as vehicles, new energy vehicles and the like, in particular to energy exchange control of new energy vehicles, such as temperature control of passenger compartments, air conditioning systems, power batteries, electronic control systems and the like.
At present, a control pipeline system of a new energy automobile is more complex, a plurality of valves for controlling the flow direction of fluid are used in a fluid loop, for example, a patent of publication number CN112389162A discloses a whole new energy automobile heat management system, which comprises a first four-way valve, a second four-way valve, a three-way valve, a first two-way valve and a plurality of valves of a second two-way valve, so as to cooperate with the control of the heat management system, thereby resulting in a complex vehicle machine system, large volume, more controlled actuators, heavier weight and no advantage in manufacturing cost, and therefore, the fluid loop needs to be improved, and thus the novel valve structure is provided.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an integrated multi-way valve for an automotive thermal management module and a fluid circuit having the same.
The invention is realized by the following technical scheme:
the technical scheme of the valve comprises the following steps: the valve core is rotatably arranged in the valve body; in order to achieve the technical effect, the valve core is constructed into a longitudinal three-layer structure and comprises a bottom layer, a middle layer and a top layer which are arranged in sequence, and each layer is matched with a flow channel arranged on the valve body to achieve the purpose of communicating/blocking a fluid flow path; the bottom layer comprises an annular cylinder provided with radial or inclined radial or similar radial flow openings; the middle layer is provided with a plurality of middle layer fluid channels, and the middle layer fluid channels are at least divided into two groups which are respectively communicated with each other; the top layer is provided with a plurality of connected top layer fluid channels in the radial direction or tending to the radial direction or similar to the radial flow port, the top layer fluid channels and the middle layer fluid channels are arranged at the same intervals and have consistent opening directions, and the planes of the top layer fluid channels and the middle layer fluid channels are vertical to the axis of the valve core;
the valve body is constructed to be provided with a middle layer shell flow channel which can lead to a valve core middle layer fluid channel and a top layer shell flow channel which can lead to a valve core top layer fluid channel, the middle layer shell flow channel and the top layer shell flow channel are arranged at intervals or partially at intervals, the included angle of the adjacent flow channel port is the same as or corresponds to the included angle of the adjacent valve core middle layer fluid channel port, the valve core rotates to adjust the communication relation between the valve body fluid channel and the valve core fluid channel, the valve body is matched with the periphery of the annular cylinder body, the space formed by the annular cylinder body and the inner side of the valve body is divided into at least two parts so as to form different fluid channels, and the control is carried out according to the requirement of a fluid flow channel; the valve core rotates to a station, at least one middle layer shell flow passage is communicated with the bottom layer flow passage, and at least one middle layer shell flow passage is communicated with the top layer shell flow passage.
The arrangement positions of the top layer and the top layer fluid channels and the middle layer fluid channels can be interchanged to form another technical scheme by changing the technical scheme.
In the above-described configuration, further, when the external connection/communication member is not operated, two or more intermediate layer fluid passage groups which do not communicate with each other are formed in the intermediate layer.
In the structure, furthermore, the valve body is provided with a partition part which is in sealing fit with the outer side of the annular cylinder and symmetrically partitions the space formed by the periphery of the annular cylinder and the inner side of the valve body, and the partition part is matched with the periphery of the annular cylinder to divide the space formed by the annular cylinder and the inner side of the valve body into two parts.
In the above structure, further, the top layer fluid passage is configured to communicate with the at least two top layer housing flow passages when the valve element is rotated to the operating position, and the middle layer fluid passage is configured to communicate with the at least two middle layer housing flow passages when the valve element is rotated to the operating position.
In the above structure, further, a sealing structure, such as a sealing rubber ring, is provided between the sealing surfaces of the valve core and the valve body.
In the above structure, further, the number of the intermediate layer fluid channels is set to be 8, every four adjacent intermediate layer fluid channels are connected to form two groups of symmetrical fluid passage structures, and the intermediate layer fluid channels are divided into two groups of symmetrical fluid passage structures by a partition part; the top layer is provided with four connected top layer fluid channels in radial direction or tending to radial direction or similar to the radial flow port, the top layer fluid channels and the middle layer fluid channels are arranged at the same intervals and have consistent opening directions, and the consistent opening directions are consistent in the radial direction;
the number of the middle layer shell runners and the number of the top layer shell runners are 4, the middle layer shell runners and the top layer shell runners are uniformly distributed on the periphery of the valve core at intervals, one middle layer shell runner is communicated to a space formed by the annular cylinder and the inner side of the valve body, the other middle layer shell runner is communicated with the top layer shell runner in a fluid mode, the two middle layer shell runners are respectively connected to different groups of separated middle layer fluid channels, and the middle layer shell runners which are communicated with the top layer shell runner can be adjacent to the middle layer shell runners.
In the structure, furthermore, the top and the bottom of the middle layer and the top layer are formed into circular plate bodies, the four top layer fluid channels are formed into a semicircle or an approximate semicircle, and form an outer cylindrical surface of the valve core through a separation column-shaped fluid passage axially arranged at a circumferential position, the separation column and the plate bodies together form the outer cylindrical surface of the valve core, the four top layer fluid channels are arranged and set to be connected with two adjacent top layer shell flow channels when the valve core is positioned at a working position of the valve core, the multi-way valve has 8 working position settings, and the working position of the valve core is changed once when the valve core rotates 45 degrees;
the top-layer shell flow channel communicated with the bottom of the valve body is sequentially and respectively a T1 fluid channel, a T2 fluid channel, a T3 fluid channel and a T4 fluid channel, the middle-layer shell flow channel communicated with the bottom of the valve body is sequentially and respectively an M1 fluid channel, an M2 fluid channel, an M3 fluid channel and an M4 fluid channel, when viewed from the bottom of the valve body, the T1 fluid channels are arranged in the clockwise direction of M1 and are adjacent to each other and are sequentially arranged at intervals, the T3 is communicated with the M4, the T4 is separated between the M1 fluid channel and the M4 fluid channel, three fluid channels are formed at the bottom layer, and the flow port openings of the N2 fluid channel and the flow port opening of the N3 channel are respectively arranged at two sides of the flow port opening of the N1 channel opening;
when the machine is located at the first station, N1 is communicated with N2, M1 is communicated with M2, T3 is communicated with M3 and M4, and T1 is communicated with T4
The valve core rotates 45 degrees counterclockwise in the first position and is positioned in the second position, wherein N1 is communicated with N3, N2 is communicated with M1 and M2, and T4 is communicated with T3, M3 and M4;
the valve core rotates 90 degrees counterclockwise at the first position, and is positioned at the third position, wherein N1 is communicated with N3, N1 is communicated with N2, MI is communicated with M4, T3 and T4, and M2 is communicated with M3;
the valve core rotates 135 degrees anticlockwise at the first position, and is positioned at the fourth position, wherein N1 is communicated with N2, N3 is connected with M1, M4, T3 and T2, and M2 is communicated with M3;
the valve core rotates 180 degrees counterclockwise at the first position, and is positioned at the fifth position, wherein N1 is communicated with N2, M1 is connected with M2, and M3 is communicated with M4, T3 and T2;
the valve core rotates 225 degrees counterclockwise in the first position and is positioned in the sixth position, wherein N1 is communicated with N3, M1 is connected with M2, M3 is communicated with M4 and T3, and T1 is communicated with T4;
the valve core rotates counterclockwise 270 degrees at the first position, and is positioned at the seventh position, wherein N1 is communicated with N2, M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T2;
the valve core rotates anticlockwise by 315 degrees in the first station and is positioned in the eighth station, at the moment, N1 is communicated with N2, M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T4, so that different liquid circulation control modes are formed.
In the above structure, further, two side surfaces of the partition portion are respectively provided with an arc surface for guiding the fluid to flow through the flow passage of the middle-layer housing.
A fluid circuit for a vehicle based on some/all of the above technical solutions is a multi-way valve including the above decoupling strands, thereby controlling the fluid circuit.
Due to the adoption of the technical scheme, the invention at least has the following beneficial effects:
the automobile thermal management module integrated multi-way valve can integrate a plurality of single valves used in the prior art, so that the control of a fluid loop originally needs the combined control of the plurality of single valves.
Drawings
FIG. 1 is a schematic view of the overall construction of a multi-way valve;
FIG. 2 is a bottom view of the multi-way valve;
FIG. 3 is a schematic structural view of a multi-way valve cartridge;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view B-B of FIG. 3;
FIG. 6 is a schematic view of the bottom structure of the valve core;
FIG. 7 is a bottom view of the body of the multi-way valve;
FIG. 8 is a schematic view of a bottom structure of the multi-way valve with the valve body and the valve core combined;
FIG. 9 is a schematic view of the bottom structure of the multi-way valve with the valve in station one;
FIG. 10 is a view showing a structure of a flow channel communication of an intermediate layer at a first stage;
FIG. 11 is a view of the top flow channel communication structure at station one time;
FIG. 12 is a schematic view of the bottom structure of the multi-way valve at station two;
FIG. 13 is a view showing a structure of a flow channel communication of an intermediate layer at the second station;
FIG. 14 is a view showing the structure of the flow channel communication in the top layer in the second station.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1-14 show an integrated multi-way valve of an automotive thermal management module. Fig. 1 and 2 show the overall structure of the multi-way valve, the multi-way valve comprises a valve core 01 and a valve body 02, the valve core 01 is rotatably arranged in the valve body 02, and the opening and closing state of the valve is controlled by controlling the rotation of the valve core 01; the valve core 01 and the valve body 02 of the valve can be manufactured in an injection molding mode, or can be manufactured in a metal casting mode or the like, or can be manufactured by combining part of metal and part of plastic. In fig. 1, a rotating shaft 21 is a rotating shaft of a valve element 01, an actuator for driving the valve element 01 to rotate is connected to the shaft, a fixing portion 22 connected to a pipeline is provided at a bottom of a valve body 02, the fixing portion 22 is disc-shaped, a flow passage is connected to a bottom of the multi-way valve, and the fixing portion 22 is easily fixed to a mounting plate composed of the flow passages.
As shown in fig. 3, 4, 5 and 6, in order to facilitate understanding of the structure of the present invention, fig. 4 and 5 are rotated at a certain angle along the rotation axis on the basis of fig. 3, the valve element 01 is configured as a longitudinal three-layer structure including a bottom layer 03, a middle layer 04 and a top layer 05 in sequence, the bottom layer 03 includes an annular cylinder 07 provided with a radial flow port 06, and the annular cylinder 07 divides the bottom layer 03 into two parts; the middle layer 04 is provided with a plurality of middle layer fluid channels 09, at least the middle layer fluid channels 09 are divided into two groups which are respectively communicated with each other, the groups can be a plurality of groups, the grouping condition is determined according to the set fluid control requirement and the number of the middle layer fluid channels 09, so that the communication relation of the middle layer fluid channels 09 is changed, the fluid channels in each group can be mutually connected, the fluid channels in each group are connected, the connection of the fluid channels in each group is formed, and the fluid channels are conveniently communicated with the corresponding middle layer shell flow passages 11 or the fluid is limited between the valve body 02 and the middle layer fluid channels 09; the flow opening of the top layer 05 is provided with a plurality of connected top layer fluid channels 10, the top layer fluid channels 10 and the middle layer fluid channels 09 are arranged at the same interval and have the same opening direction, so that the top layer fluid channels 10 and the middle layer fluid channels 09 can rotate for setting angles, and the fluid channels are positioned at the working positions of the top layer fluid channels and are convenient to control; in addition, the planes of the top layer fluid channel 10 and the middle layer fluid channel 09 are vertical to the axis of the valve core 01, and the media among the bottom layer 03, the middle layer 04 and the top layer 05 do not flow along the axis direction, but only flow in the limited space vertical to the axis direction where the media respectively are located, and the media flow through the fluid flow channel of the valve body 02;
the valve body 02 is configured to have a middle housing channel 11 that leads to the middle fluid channel 09 of the valve core and a top housing channel 12 that leads to the top fluid channel 10 of the valve core, and the valve core 01 is rotated to control the cooperation of the middle fluid channel 09 with the middle housing channel 11 and the cooperation of the top fluid channel 10 with the top housing channel 12. The middle layer shell flow passage 11 and the top layer shell flow passage 12 are arranged at intervals or partially at intervals, the included angle of the adjacent flow passage port is the same as or corresponding to the included angle of the fluid passage port of the adjacent valve core middle layer 09, wherein, the corresponding is to rotate the valve core 01 to make the channel opening on the valve core 01 communicate with or close the channel opening on the valve body 02, which plays the corresponding control role, preferably, the middle layer shell channel 11 and the top layer shell channel 12 are mutually spaced, and the included angle of the adjacent channel opening is the same as the included angle of the adjacent fluid channel opening of the middle layer 09 of the valve core, so as to adjust the corresponding or communicating relationship between the middle layer fluid channel 09 and the top layer fluid channel 10 of the valve core 01 and the flow passage ports of the middle layer shell flow passage 11 and the top layer shell flow passage 12 when the valve core 01 is rotated, the valve core 01 rotates to adjust the communication relation between the fluid channel of the valve body 02 and the fluid channel of the valve core 01; the valve body 02 is matched with the periphery of the annular cylinder 07, and a space formed by the annular cylinder 07 and the inner side of the valve body 02 is divided into at least two parts, so that a fluid flow channel is formed between the valve body 02 and the annular cylinder 07. To facilitate understanding, more specifically, in the present embodiment, it is configured that when the inner wall portion of the valve body 02 at the bottom layer 03 divides the space formed by the annular cylinder 07 and the inner side of the valve body 02 into two parts, three fluid passages are formed, as shown in the drawings, N1, N2, and N3, and furthermore, the space formed by the annular cylinder 07 and the inner side of the valve body 02 may be provided as more parts, which is not limited in this embodiment, such as three or four parts, so that more fluid passages may be formed, and these fluid passages are connected to or disconnected from the fluid passages on the valve body 02 and/or the fluid passages on the valve element 01 to control the flow of the fluid; as shown in fig. 8, the valve body 02 is provided with two partition parts 13 which are in sealing fit with the outer side of the annular cylinder 07 and symmetrically partition a space formed by the outer periphery of the annular cylinder 07 and the inner side of the valve body 02, are of a cubic structure and are integrated with the valve body 02 and do not move along with the rotation of the valve core 01, the partition parts 13 are matched with the outer periphery of the annular cylinder 07 to divide the space formed by the annular cylinder 07 and the inner side of the valve body 02 into two parts, so that three flow passages N1, N2 and N3 are formed at the bottom of the valve core, N1 is in the middle of the bottom of the valve core, and when the valve core is located at the first station, N2 and N3 are respectively located at the right side and the left side of N1.
The opening of the fluid channel of the valve body 02 is arranged on the bottom surface part of the valve body 02, and three flow channels (N1, N2 and N3) of the bottom layer 03 of the valve core 01 are also respectively connected with the fluid flow channels and are communicated with an external fluid flow path; when the valve core 01 rotates, at least one middle layer shell flow passage 11 is communicated with the bottom layer 03 flow passage, and at least one middle layer shell flow passage 11 is communicated with the top layer shell flow passage 12, so that fluid can flow and be communicated in the valve.
In a further alternative embodiment, the positions of the top layer 05 and the top layer fluid channels 10 and the positions of the middle layer 04 and the middle layer fluid channels 09 can be interchanged, and the positions of the top layer 05 and the top layer fluid channels 10, and the positions of the middle layer 04 and the middle layer fluid channels 09 need to be interchanged correspondingly, so as to achieve substantially the same technical effects.
In this embodiment, it is further embodied that, when no external connecting/communicating member is used, two or more sets of intermediate layer fluid passage sets which do not communicate with each other are formed in the intermediate layer so as to form a larger or set number of passages, so that, when the spool 01 is rotated, the intermediate layer fluid passages 09 of each set can be connected to the set intermediate layer housing flow passages 11, and the number of the intermediate layer fluid passages 09 of each set is at least two so as to facilitate exchange of media flowing from one fluid passage to another fluid passage.
The top layer fluid channel 10 is configured to communicate with at least two top layer housing channels 12 when the valve core is rotated to the working position, the middle layer fluid channel 09 is configured to communicate with at least two middle layer housing channels 11 when the valve core is rotated to the working position, and the number of the top layer housing channels 12 and the middle layer fluid channels 09 can be adjusted according to the actual setting, such as three, four, five, six or more, so that the fluid flows into other channels at the middle layer or the top layer of the valve core 01.
In this embodiment, a sealing structure is arranged between the sealing surfaces of the valve element 01 and the valve body 02, the sealing structure is a sealing rubber ring/rubber ring or other sealing bodies (not shown), the fluid medium is prevented from leaking due to the sealing function, and the flow passages are independent from each other; in addition, the top layer 05 is provided with half the connected top layer flow channels 10 of the middle layer flow channels.
In order to illustrate the advantages of the structure of the invention in more detail, the following description of a specific embodiment is made with reference to a flow channel specifically arranged, without limiting the scope of protection of the invention, specifically:
as shown in fig. 1 to 14, the number of the middle layer fluid channels 09 of the multi-way valve is set to be 8, every four adjacent middle layer fluid channels 09 are connected to form two sets of symmetrical fluid passage structures, the middle layer fluid channels 09 are divided into two sets of symmetrical fluid passage structures by a partition portion 08, so that every four middle layer fluid channels 09 are communicated, the number of the middle layer housing channels 11 and the number of the top layer housing channels 12 are 4, and each set of the middle layer fluid channels 09 can be simultaneously communicated with two middle layer housing channels 11; the top layer 05 is provided with four connected top layer fluid channels 10 in the radial direction or towards the radial direction or similar to a radial flow port, the top layer fluid channels 10 and the middle layer fluid channels 09 are arranged at the same intervals and have the same opening directions, the opening directions are consistent in the radial direction, and the top layer fluid channels 10 can be simultaneously communicated with the two top layer shell flow passages 12;
the number of the middle layer shell runners 11 and the number of the top layer shell runners 12 are 4, the middle layer shell runners 11 and the top layer shell runners 12 are uniformly distributed on the periphery of the valve core 01 at intervals, the included angles of the circle centers of the middle layer shell runners and the top layer shell runners are the same, the middle layer shell runner 11 is communicated with a space formed by the annular cylinder 07 and the inner side of the valve body 02, the other middle layer shell runner 11 is communicated with the top layer shell runner 12 in a fluid mode, the two middle layer shell runners 11 are respectively connected to different groups of separated middle layer fluid channels 09, and the middle layer shell runners 11 which are communicated with the top layer shell runner 12 can be adjacent to the middle layer shell runners 11.
To further illustrate the embodiment, as shown in fig. 3-5, the top and bottom of the middle layer 04 and the top layer 05 are formed as circular plate bodies 16,17,18, the four top layer fluid passages 10 are formed in a semicircular shape or an approximately semicircular shape, and the flow ports 15a, 15b, 15c, 15d are formed by the partition columns 18, 19,20 axially disposed at circumferential positions, as shown in fig. 5, the partition columns 18, 19,20 and the plate bodies 16,17,18 together form the outer cylindrical surface of the valve element 01; a plurality of separation columns 23 are formed between the upper plate body 18 and the lower plate body 17 of the middle layer 04, circulation ports 24 are formed between the separation columns, media between the circulation ports 24 flow in or out under the control of needs, and if the number of the separation columns forming the passage ports is increased, the number of the passages is correspondingly increased, and the arrangement is carried out according to the control; the four top layer fluid channels 10 are arranged and set in such a way that when the valve core is positioned at the working position of the valve core, two of the top layer fluid channels 10 are connected with two adjacent top layer shell flow channels 12, the multi-way valve has 8 working position settings, the working position of the valve core 01 is changed once the valve core rotates 45 degrees, and the position of the valve core 01 is controlled by medium flow when the valve core is positioned at the working position of the valve core. In this embodiment, an opening 25 is provided at a position where the middle shell flow channel 11 at the bottom of the valve body 02 is connected to the space outside the bottom layer 03, and particularly to N2, and another middle shell flow channel 11 close to the middle shell flow channel 11 in the counterclockwise direction is connected to the top shell flow channel 12 close thereto, and the top shell flow channel 12 is not adjacent to the middle shell flow channel having the opening 25, wherein the flow channel C where the middle shell flow channel 11 is connected to the top shell flow channel 12 is shown in fig. 8; the opening direction of the communication port 06 is in the same plane as the blocking portion 08.
Specifically, the top shell flow passage 12 communicated with the bottom of the valve body 02 is respectively provided with a T1 fluid passage, a T2 fluid passage, a T3 fluid passage and a T4 fluid passage, the middle-layer shell flow passage 11 communicated with the bottom of the valve body 02 is respectively provided with M1, M2, M3 and M4 fluid passages in sequence, M1, M2, M3 and M4 are annularly arranged at intervals with T1, T2, T3 and T4, when viewed from the bottom of the valve body, the T1 is arranged in the clockwise direction of the M1 and adjacent to the M1 and is sequentially arranged at intervals, and the T3 is communicated with the M4, namely, at least one middle layer shell flow passage 11 is communicated with the top layer shell flow passage 12, the semi-circular or approximate semi-circular chords formed by the partition 08 and the four top layer fluid passages 10 are mutually vertical along the axial direction of the valve core 01, when the valve core 01 is overlooked, the partition 08 is perpendicular to a semi-circle or approximate semi-circle chord formed by the four top-layer fluid channels 10, and the fluid channel of the top layer 05 is on the same side with the flow port 06 of the bottom layer 03; t4 is separated between M1 and M4, three fluid channels are formed on the bottom layer 03, and the N2 and N3 flow port are respectively arranged on two sides of the N1 flow port;
then, in the first station, N1 is communicated with N2, M1 is communicated with M2, T3 is communicated with M3, M4, and T1 is communicated with T4, as shown in fig. 9-11;
the valve core rotates 45 degrees counterclockwise in the first position, and is positioned in the second position, wherein N1 is communicated with N3, N2 is communicated with M1 and M2, and T4 is communicated with T3, M3 and M4, as shown in FIGS. 12-14; because the stations are more and the rotation rule is fixed, the drawing is not needed.
The valve core rotates 90 degrees counterclockwise at the first position, and is positioned at the third position, wherein N1 is communicated with N3, N1 is communicated with N2 and N3, MI is communicated with M4, T3 and T4, and M2 is communicated with M3;
the valve core rotates 135 degrees anticlockwise at the first position, and is positioned at the fourth position, wherein N1 is communicated with N2, N3 is connected with M1, M4, T3 and T2, and M2 is communicated with M3;
the valve core rotates 180 degrees counterclockwise at the first position, and is positioned at the fifth position, wherein N1 is communicated with N2, M1 is connected with M2, and M3 is communicated with M4, T3 and T2;
the valve core rotates 225 degrees counterclockwise in the first position and is positioned in the sixth position, wherein N1 is communicated with N3, M1 is connected with M2, M3 is communicated with M4 and T3, and T1 is communicated with T4;
the valve core rotates counterclockwise 270 degrees at the first position, and is positioned at the seventh position, wherein N1 is communicated with N2N3, M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T2;
the valve core rotates anticlockwise by 315 degrees in the first station and is positioned in the eighth station, at the moment, N1 is communicated with N2, M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T4, so that different liquid circulation control modes are formed.
Thereby above-mentioned eight kinds of control methods are reached to structure and operation mode, and just rotate 45 and be a station, control setting is convenient.
The two side surfaces of the partition 08 are respectively provided with an arc surface 14 for guiding the fluid to flow through the middle-layer shell flow passage 11, the arc parts can improve the fluid passing efficiency in the valve core 01, and in addition, the reinforcing ribs 26 which are not arranged in fig. 9 do not influence the flow of the medium.
In order to further explain the use of the embodiment, the fluid circuit for the vehicle is specifically provided, and the multi-way valve is included in the fluid circuit of the vehicle, so that the advantages of small volume, compact structure, strong replaceability for other valves, low cost and the like of the multi-way valve in the technical scheme are utilized, and the advantages of improving the control characteristics of the vehicle, particularly a new energy vehicle, reducing the weight and the cost and the like are further utilized.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The integrated multi-way valve of the automobile thermal management module is characterized by comprising a valve core (01) and a valve body (02), wherein the valve core (01) is rotatably arranged in the valve body (02);
the valve core (01) is constructed into a longitudinal three-layer structure and comprises a bottom layer (03), a middle layer (04) and a top layer (05) in sequence, wherein the bottom layer (03) comprises an annular cylinder (07) provided with a circulation port (06); the middle layer (04) is provided with a plurality of middle layer fluid channels (09), and at least the middle layer fluid channels (09) are divided into two groups which are respectively communicated with each other; the top layer (05) is provided with a plurality of connected top layer fluid channels (10), and the top layer fluid channels (10) and the middle layer fluid channels (09) are arranged at the same interval and have consistent opening directions;
the valve body (02) is constructed to be provided with a middle layer shell flow passage (11) capable of leading to a valve core middle layer fluid passage (09) and a top layer shell flow passage (12) capable of leading to a valve core top layer fluid passage (10), the middle layer shell flow passage (11) and the top layer shell flow passage (12) are arranged at intervals or partially at intervals, the valve core (01) rotates to adjust the communication relation between the valve body (02) fluid passage and the valve core (01) fluid passage, the valve body (02) is matched with the periphery of the annular cylinder (07), and the space formed by the annular cylinder (07) and the inner side of the valve body (02) is divided into at least two parts; when the valve core (01) rotates to a station, at least one middle layer shell flow channel (11) is communicated with the bottom layer (03) flow channel, and at least one middle layer shell flow channel (11) is communicated with the top layer shell flow channel (12).
2. The multi-way valve according to claim 1, wherein the arrangement of the top layer (05) and top layer fluid channels (10) and the intermediate layer (04) and intermediate layer fluid channels (09) is interchangeable.
3. The multi-way valve according to claim 1, wherein two or more sets of intermediate layer fluid passages (09) are formed in the intermediate layer (04) that do not communicate with each other.
4. The multi-way valve according to claim 1, characterized in that the valve body (02) is provided with a partition (13) which is in sealing engagement with the outside of the annular cylinder (07) and which symmetrically partitions the space formed by the periphery of the annular cylinder (07) and the inside of the valve body (02), the partition (13) engaging with the periphery of the annular cylinder (07) dividing the space formed by the annular cylinder (07) and the inside of the valve body (02) into two parts.
5. The multi-way valve according to claim 1, wherein the top layer fluid channel (10) is configured to communicate with at least two top layer housing channels (12) when the valve spool is rotated to the operating position, and the middle layer fluid channel (09) is configured to communicate with at least two middle layer housing channels (11) when the valve spool is rotated to the operating position.
6. The multi-way valve according to claim 1, characterized in that a sealing structure is provided between the sealing surfaces of the valve element (01) and the valve body (02).
7. The multi-way valve according to any one of claims 1 to 6, wherein the number of intermediate fluid channels (09) is set to 8, every four adjacent intermediate fluid channels (09) are connected to form two sets of symmetrical fluid passage structures, and the intermediate fluid channels (09) are divided into two sets of symmetrical fluid passage structures by a partition (08); the top layer (05) is provided with four connected top layer fluid channels (10), the top layer fluid channels (10) and the middle layer fluid channels (09) are arranged at the same interval and have consistent opening directions;
the number of the middle-layer shell runners (11) and the number of the top-layer shell runners (12) are 4, the middle-layer shell runners and the top-layer shell runners are uniformly distributed on the periphery of the valve core (01) at intervals, one middle-layer shell runner (11) is communicated to a space formed by the annular cylinder (07) and the inner side of the valve body (02), the other middle-layer shell runner (11) is communicated with the top-layer shell runner (12) in a fluid mode, and the two middle-layer shell runners (11) are respectively connected to different separated groups of middle-layer fluid channels (09).
8. The multi-way valve according to claim 7, characterized in that the top and bottom of the middle layer (04) and the top layer (05) are formed as circular plates (16, 17, 18), the four top layer fluid channels (10) are formed into a semicircle or an approximate semicircle, the four top layer fluid channels (10) are arranged and set such that when the valve core is located at the working position, two of the top layer fluid channels (10) are connected with two adjacent top layer shell flow channels (12), the multi-way valve has 8 working position settings, and the working position of the valve core (01) is changed every 45 degrees of rotation;
the top layer shell flow channel (12) communicated with the bottom of the valve body (02) is respectively provided with T1, T2, T3 and T4 fluid channels in sequence, the middle layer shell flow channel (11) communicated with the bottom of the valve body (02) is respectively provided with M1, M2, M3 and M4 fluid channels in sequence, when viewed from the bottom of the valve, the T1 is arranged in the clockwise direction of M1 and adjacent to the M1 and is arranged at intervals in sequence, the T3 is communicated with the M4, the T4 is separated between the M1 and the M4, the bottom layer (03) is provided with three fluid channels, and the flow ports of the N2 and the flow port of the N3 are respectively arranged at two sides of the flow port of the N1;
when the machine is located at the first station, N1 is communicated with N2, M1 is communicated with M2, T3 is communicated with M3 and M4, and T1 is communicated with T4
The valve core rotates 45 degrees counterclockwise in the first position and is positioned in the second position, wherein N1 is communicated with N3, N2 is communicated with M1 and M2, and T4 is communicated with T3, M3 and M4;
the valve core rotates 90 degrees counterclockwise in the first position and is positioned in the third position, wherein N1 is communicated with N3, N1 is communicated with N2 (N3), MI is communicated with M4, T3 and T4, and M2 is communicated with M3;
the valve core rotates 135 degrees anticlockwise at the first position, and is positioned at the fourth position, wherein N1 is communicated with N2, N3 is connected with M1, M4, T3 and T2, and M2 is communicated with M3;
the valve core rotates 180 degrees counterclockwise at the first position, and is positioned at the fifth position, wherein N1 is communicated with N2, M1 is connected with M2, and M3 is communicated with M4, T3 and T2;
the valve core rotates 225 degrees counterclockwise in the first position and is positioned in the sixth position, wherein N1 is communicated with N3, M1 is connected with M2, M3 is communicated with M4 and T3, and T1 is communicated with T4;
the valve core rotates counterclockwise 270 degrees at the first position, and is positioned at the seventh position, wherein N1 is communicated with N2 (N3), M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T2;
the valve core rotates anticlockwise by 315 degrees in the first station and is positioned in the eighth station, at the moment, N1 is communicated with N2, M1 is communicated with M4 and T3, M2 is communicated with M3, and T1 is communicated with T4, so that different liquid circulation control modes are formed.
9. The multi-way valve according to claim 7, characterized in that the two sides of the partition (08) are provided with respective curved surfaces (14) for guiding the fluid through the flow channel (11) of the intermediate housing.
10. A fluid circuit for a vehicle, characterized by comprising a multi-way valve according to any of claims 1-6 or 8-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110977495.3A CN113623430A (en) | 2021-08-24 | 2021-08-24 | Integrated multi-way valve of automobile thermal management module and fluid loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110977495.3A CN113623430A (en) | 2021-08-24 | 2021-08-24 | Integrated multi-way valve of automobile thermal management module and fluid loop |
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| Publication Number | Publication Date |
|---|---|
| CN113623430A true CN113623430A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110977495.3A Pending CN113623430A (en) | 2021-08-24 | 2021-08-24 | Integrated multi-way valve of automobile thermal management module and fluid loop |
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| CN (1) | CN113623430A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023143211A1 (en) * | 2022-01-27 | 2023-08-03 | 安徽威灵汽车部件有限公司 | Multi-way valve, thermal management system, and vehicle |
| WO2024098934A1 (en) * | 2022-11-09 | 2024-05-16 | 广东美芝制冷设备有限公司 | Multi-channel valve, thermal management integrated module, and vehicle |
| GB2624864A (en) * | 2022-11-29 | 2024-06-05 | Jaguar Land Rover Ltd | Electric vehicle thermal management |
-
2021
- 2021-08-24 CN CN202110977495.3A patent/CN113623430A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023143211A1 (en) * | 2022-01-27 | 2023-08-03 | 安徽威灵汽车部件有限公司 | Multi-way valve, thermal management system, and vehicle |
| WO2024098934A1 (en) * | 2022-11-09 | 2024-05-16 | 广东美芝制冷设备有限公司 | Multi-channel valve, thermal management integrated module, and vehicle |
| GB2624864A (en) * | 2022-11-29 | 2024-06-05 | Jaguar Land Rover Ltd | Electric vehicle thermal management |
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