WO2023143204A1 - Composant de noyau de valve et valve à voies multiples - Google Patents

Composant de noyau de valve et valve à voies multiples Download PDF

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Publication number
WO2023143204A1
WO2023143204A1 PCT/CN2023/072432 CN2023072432W WO2023143204A1 WO 2023143204 A1 WO2023143204 A1 WO 2023143204A1 CN 2023072432 W CN2023072432 W CN 2023072432W WO 2023143204 A1 WO2023143204 A1 WO 2023143204A1
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WO
WIPO (PCT)
Prior art keywords
chamber
valve
inner cylinder
communication
hole
Prior art date
Application number
PCT/CN2023/072432
Other languages
English (en)
Chinese (zh)
Inventor
王俊杰
沙海建
王傅钢
Original Assignee
浙江盾安人工环境股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202210114726.2A external-priority patent/CN116557587A/zh
Priority claimed from CN202210198315.6A external-priority patent/CN116734007A/zh
Priority claimed from CN202210357051.4A external-priority patent/CN116928397A/zh
Application filed by 浙江盾安人工环境股份有限公司 filed Critical 浙江盾安人工环境股份有限公司
Publication of WO2023143204A1 publication Critical patent/WO2023143204A1/fr

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Classifications

    • 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
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • 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
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
    • F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
    • 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
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks

Definitions

  • the present application relates to the technical field of multi-way valves, in particular, to a valve core component and a multi-way valve.
  • the outer cylinder structure of the valve core component in the prior art has a multi-layer flow chamber and multiple sub-chambers divided by each layer of flow chamber.
  • the gap between the inner cylinder structure and the outer cylinder structure or the inner cylinder structure of the valve core part in the prior art does not exist, so that the valve core part can only realize the adjacent sub-cavities in the same layer of flow chamber or the adjacent two layers of flow chambers.
  • the communication between two adjacent sub-cavities that is, the communication between the adjacent valve ports of the multi-way valve can only be realized, and the communication between the sub-cavities of the two cross-layer flow chambers cannot be realized, and thus the cross-valve port communication of the multi-way valve cannot be realized.
  • the present application provides a valve core component and a multi-way valve to improve the performance and scope of application of the valve core component and the multi-way valve.
  • the present application provides a valve core component, including: an inner cylinder structure, the inner cylinder structure has a flow channel extending along its axial direction, the side wall of the inner cylinder structure has and The first through hole and the second through hole connected by the circulation channel; the outer cylinder structure surrounds the inner cylinder structure, and the outer cylinder structure has a multi-layer flow cavity along the axial direction of the inner cylinder structure, and each layer of flow cavity is along the inner cylinder structure.
  • the circumference is divided into a plurality of sub-cavities, and the opening of each sub-cavity faces the outside of the valve core part; wherein, the first through hole communicates with a sub-cavity in one layer of flow chamber, and the second through hole communicates with one of the other layer of flow chambers.
  • a subcavity is connected.
  • the outer cylinder structure has at least three layers of flow cavities, and in the axial direction of the inner cylinder structure, at least one layer of flow cavities is separated between the first through hole and the second through hole.
  • the outer cylinder structure has four layers of flow cavities, and in the axial direction of the inner cylinder structure, two layers of flow cavities are separated between the first through hole and the second through hole.
  • the inner cylinder structure includes an inner cylinder body, a rotating shaft structure and a plurality of supporting plates, the rotating shaft structure passes through the inner cylinder body, the two ends of the supporting plate are respectively connected to the outer wall of the rotating shaft structure and the inner wall of the inner cylinder body, and the plurality of supporting plates distributed along the circumference of the inner cylinder, the outer
  • the cylinder structure surrounds the inner cylinder body; wherein, the circulation channel is located between the inner cylinder body, the rotating shaft structure and two adjacent support plates, and the first through hole and the second through hole are located in the inner cylinder body.
  • the outer cylinder structure includes a plurality of radial partitions and a plurality of axial partitions, the radial partitions are arranged along the radial direction of the inner cylinder structure, and the axial partitions are arranged along the axial direction of the inner cylinder structure;
  • the partitions are distributed along the axial interval of the inner cylinder structure, and the area between two adjacent radial partitions forms a layer of flow chamber; multiple axial partitions are distributed along the circumferential direction of the inner cylinder structure to separate the flow
  • the cavity is divided into a number of sub-cavities.
  • the spool part has an integrated structure.
  • the spool component includes a first spool and a second spool that can rotate relatively, the first spool includes a first inner cylinder and a first outer cylinder surrounding the first inner cylinder, and the second spool includes a second The inner cylinder and the second outer cylinder arranged around the second inner cylinder, the first inner cylinder and the second inner cylinder are connected to form an inner cylinder structure, and the first outer cylinder and the second outer cylinder form an outer cylinder structure; wherein, the first inner cylinder The cylinder has a first passage and a first through hole, the second inner cylinder has a second passage and a second through hole, the first passage and the second passage communicate and form a flow passage, the first outer cylinder has at least one layer of flow chambers, the second The two outer cylinders have at least one layer of flow chambers, the first through hole communicates with a flow chamber of the first outer cylinder, and the second through hole communicates with a flow chamber of the second outer cylinder.
  • the first inner cylinder includes a first cylinder body, a first rotating shaft and a plurality of first sub-plates, the first rotating shaft passes through the first cylinder body, and the two ends of the first sub-plate respectively connect with the outer wall of the first rotating shaft, the second The inner wall of a cylinder is connected, the first through hole is arranged on the first cylinder, the first channel is located between the first cylinder, the first rotating shaft and two adjacent first sub-plates; the second inner cylinder includes the second A cylinder, a second rotating shaft and a plurality of second sub-plates, the second rotating shaft passes through the second cylinder and the first rotating shaft, and the two ends of the second sub-plate are respectively connected to the outer wall of the second rotating shaft and the inner wall of the second cylinder , the second through hole is disposed on the second cylinder, and the second channel is located between the second cylinder, the second rotating shaft and two adjacent second sub-plates.
  • a multi-way valve is provided, and the multi-way valve includes the above-mentioned valve core component.
  • valve core part has N layers of flow chambers.
  • the multi-way valve also includes a valve body and an actuator.
  • the valve body has 2N valve ports, and the valve core parts are rotatably arranged in the cavity of the valve body. Two valve ports, actuator and spool part drive connections.
  • a valve core component including: an inner cylinder structure, the inner cylinder structure has a flow passage extending along its axial direction, and the side wall of the inner cylinder structure has a first passage communicating with the flow passage.
  • the outer cylinder structure surrounds the inner cylinder structure, and the outer cylinder structure has a multi-layer flow cavity along the axial direction of the inner cylinder structure, and each layer of flow cavity is divided into multiple sub-cavities along the circumference of the inner cylinder structure , the opening of each sub-chamber faces the outside of the valve core part; wherein, the first through hole communicates with a sub-cavity in one layer of the flow chamber, and the second through hole communicates with a sub-cavity in the other layer of the flow chamber.
  • two adjacent sub-cavities in the same layer of flow chamber or two adjacent two-layer flow cavities are realized through the multi-layer flow chamber on the outer cylinder structure and the multiple sub-cavities in each layer of flow chamber.
  • the communication between adjacent sub-chambers further realizes the communication between adjacent valve ports of the multi-way valve.
  • the first through hole communicates with a sub-cavity in one layer of the flow cavity
  • the second through hole communicates with a sub-cavity in the other layer of the flow cavity, so that the two sub-cavities of the two-layer flow cavity communicate through the flow channel.
  • the above two The laminar flow cavities are adjacent, that is, the communication between the two sub-cavities in the adjacent two-layer flow cavities can be realized, and the communication between the adjacent valve ports of the multi-way valve can be realized; if the above-mentioned two-layer flow cavities are spaced apart, it can be realized
  • the communication of the two sub-chambers in the two-layer spaced flow chamber further realizes the communication across the valve port of the multi-way valve.
  • the inner cylinder structure and the outer cylinder structure are realized through the first through hole, the flow channel and the second through hole of the inner cylinder structure.
  • the communication between the inner cylinder and the cross-layer communication of the multi-layer flow chamber of the valve core part is realized through the inner cylinder structure, which improves the performance and scope of application of the valve core part.
  • FIG. 1 shows a schematic structural view of a valve core component provided by Embodiment 1 of the present application
  • FIG. 2 shows a schematic structural view of a valve core component provided in Embodiment 2 of the present application
  • Figure 3 shows a cross-sectional view of the spool part of Figure 2;
  • Fig. 4 shows the structural representation of the first spool in the spool part of Fig. 2;
  • FIG. 6 shows a schematic structural view of the multi-way valve provided by Embodiment 3 of the present application.
  • FIG. 7 shows a partial structural schematic diagram of the multi-way valve provided in Embodiment 4 of the present application.
  • Fig. 8 shows the exploded diagram of Fig. 7
  • Fig. 9 shows a schematic structural view of the second anti-rotation part in Fig. 9;
  • Fig. 10 shows a structural schematic diagram of another viewing angle of the second anti-rotation part in Fig. 9;
  • Fig. 11 shows a front view of the second anti-rotation part in Fig. 9;
  • Figure 12 shows a schematic structural view of the valve housing in Figure 9;
  • Fig. 13 shows a schematic diagram of the structure of the valve core in Fig. 9 cooperating with the valve housing;
  • Fig. 14 shows a schematic diagram of cooperation between the valve core part and the gasket of the multi-way valve provided in Embodiment 5 of the present application;
  • Figure 15 shows an exploded view of Figure 14
  • Fig. 16 shows a schematic structural view of the first communication structure of the multi-way valve in Fig. 14;
  • Fig. 17 shows a schematic structural view of the first communication structure and the third communication structure of the multi-way valve in Fig. 14;
  • Fig. 18 shows a schematic structural view of the second communication structure of the multi-way valve in Fig. 14;
  • Figure 19 shows an enlarged view of position A in Figure 18;
  • FIG. 20 shows a schematic structural view of the cover plate in the multi-way valve of FIG. 14 .
  • Inner cylinder structure 11. Flow channel; 111. First channel; 112. Second channel; 12. First through hole; 13. Second through hole; 14. Inner cylinder; 15. Shaft structure; 16. Supporting plate; 20, outer cylinder structure; 21, circulation chamber; 2111, the cavity of the first communication structure; 2112, the first chamber of the first communication structure; 2113, the second chamber of the first communication structure; 2114, The third chamber of the first communication structure; 2121, the cavity of the second communication structure; 2122, the first chamber of the second communication structure; 2123, the second chamber of the second communication structure; 2124, the second communication structure 2131, the cavity of the third communication structure; 2132, the first chamber of the third communication structure; 2133, the second chamber of the third communication structure; 2134, the third cavity of the third communication structure Chamber; 22, radial partition; 23, axial partition; 30, first valve core; 31, first inner cylinder; 311, first cylinder; 312, first rotating shaft; 313, first sub-plate; 32.
  • Embodiment 1 of the present application provides a valve core component, including: an inner cylinder structure 10, which has a flow channel 11 extending along its axial direction, the side wall of the inner cylinder structure 10 It has a first through hole 12 and a second through hole 13 communicating with the circulation channel 11; the outer cylinder structure 20 surrounds the inner cylinder structure 10, and the outer cylinder structure 20 has a multi-layer circulation cavity 21 along the axial direction of the inner cylinder structure 10 , each layer of flow chamber 21 is divided into a plurality of sub-cavities along the circumference of the inner cylinder structure 10, and the opening of each sub-cavity faces the outside of the valve core component; wherein, one of the first through hole 12 and one layer of flow chamber 21 cavity, and the second through hole 13 communicates with a sub-cavity in another laminar flow cavity 21 .
  • two adjacent sub-chambers or two adjacent sub-chambers in the same layer of flow chamber 21 are realized.
  • the communication between two adjacent sub-chambers of the laminar flow chamber 21 further realizes the communication between the adjacent valve ports 51 of the multi-way valve.
  • the first through hole 12 communicates with a sub-cavity in one layer of flow cavity 21, and the second through hole 13 communicates with a sub-cavity in another layer of flow cavity 21, so that the two sub-cavities of the two-layer flow cavity 21 pass through the flow channel 11 communication, if the above-mentioned two-layer flow chamber 21 is adjacent, the communication between the two sub-cavities in the adjacent two-layer flow chamber 21 can be realized, and then the communication between the adjacent valve ports 51 of the multi-way valve can be realized; if the above-mentioned The two layers of flow chambers 21 are separated, that is, the communication between the two sub-chambers in the two-layer spaced flow chamber 21 can be realized, and then the communication across the valve port 51 of the multi-way valve can be realized.
  • the communication between the inner cylinder structure 10 and the outer cylinder structure 20 is realized through the first through hole 12, the flow channel 11 and the second through hole 13 of the inner cylinder structure 10, and then through the inner cylinder structure 10, multiple valve core components are realized.
  • the cross-layer communication of the laminar flow cavity 21 improves the performance and scope of application of the valve core components.
  • multiple layers are at least two layers, and multiple layers are at least two layers.
  • the outer cylinder structure 20 has at least three layers of flow cavities 21 .
  • the communication between the flow chamber 21 of the first layer and the flow chamber 21 of the third layer is realized, thereby realizing the cross valve port 51 of the multi-way valve.
  • the communication improves the performance and scope of application of the spool parts.
  • the outer cylinder structure 20 has four layers of flow cavities 21 , and in the axial direction of the inner cylinder structure 10 , two layers of flow cavities 21 are separated between the first through hole 12 and the second through hole 13 .
  • the communication between the flow cavity 21 of the first layer and the flow cavity 21 of the fourth layer is realized, thereby realizing the cross valve port 51 of the multi-way valve.
  • the communication improves the performance and scope of application of the spool parts.
  • the flow chamber 21 of the first layer and the flow chamber 21 of the third layer, or the flow chamber 21 of the second layer and the fourth The communication of the flow chamber 21 of the layers further improves the performance and scope of application of the valve core components.
  • the inner cylinder structure 10 includes an inner cylinder body 14, a rotating shaft structure 15 and a plurality of support plates 16, the rotating shaft structure 15 passes through the inner cylinder body 14, and the two ends of the supporting plate 16 are connected to the outer wall of the rotating shaft structure 15 and the inner cylinder body respectively.
  • the inner wall of 14 is connected, a plurality of support plates 16 are distributed along the circumference of the inner cylinder 14, and the outer cylinder structure 20 surrounds the inner cylinder 14; wherein, the flow channel 11 is located in the inner cylinder 14, the rotating shaft structure 15 and the adjacent Between the two support plates 16 , the first through hole 12 and the second through hole 13 are located in the inner cylinder 14 .
  • the inner cylinder 14 can rotate with the rotating shaft structure 15 to realize the overall rotation of the valve core component, and then realize the adjustment of the communication condition of the valve port 51 of the multi-way valve, ensuring that the valve Core component reliability.
  • the structural strength of the inner cylinder structure 10 is enhanced by arranging a plurality of support plates 16 to enhance the connection strength between the inner cylinder body 14 and the rotating shaft structure 15 .
  • the first through hole 12 and the second through hole 13 are located on the outer wall of the inner cylinder 14 and communicate with the flow chamber 21 of the outer cylinder structure 20 , thereby realizing the communication between the flow chamber 21 and the flow channel 11 .
  • the outer cylinder structure 20 includes a plurality of radial partitions 22 and a plurality of axial partitions 23, the radial partitions 22 are arranged along the radial direction of the inner cylinder structure 10, and the axial partitions 23 are arranged along the inner cylinder
  • the plates 23 are distributed at intervals along the circumference of the inner cylinder structure 10 to divide the flow chamber 21 into a plurality of sub-chambers.
  • the outer cylinder structure 20 of the valve core structure is layered by setting a plurality of radial partitions 22, so that the area inside the outer cylinder structure 20 is divided into multi-layer flow chambers 21, through a plurality of axial
  • the partition 23 divides each layer of flow chamber 21 into a plurality of sub-chambers.
  • the spool part has an integral structure. Such setting facilitates the processing of the valve core parts and improves the processing efficiency.
  • Embodiment 2 of the present utility model provides a valve core component, which is different from the above-mentioned embodiment in that the valve core component includes a relatively rotatable first valve core 30 and a second valve core.
  • Core 40 the first valve core 30 includes a first inner cylinder 31 and a first outer cylinder 32 arranged around the first inner cylinder 31, the second valve core 40 includes a second inner cylinder 41 and a first outer cylinder 32 arranged around the second inner cylinder 41
  • Two outer cylinders 42, the first inner cylinder 31 and the second inner cylinder 41 are connected to form the inner cylinder structure 10, and the first outer cylinder 32 and the second outer cylinder 42 form the outer cylinder structure 20; wherein, the first inner cylinder 31 has a second A passage 111 and a first through hole 12, the second inner cylinder 41 has a second passage 112 and a second through hole 13, the first passage 111 and the second passage 112 communicate and form the flow passage 11, the first outer cylinder 32 has at least One layer of flow cavity 21, the
  • the spool part is divided into a first spool 30 and a second spool 40, and the first spool 30 and the second spool 40 have a multi-layer flow cavity 21 in total, through which the first outer cylinder 32 and the second spool
  • the relative position of the two outer cylinders 42 and the communication between the sub-cavities can realize the circulation of the two adjacent sub-cavities, wherein the two adjacent sub-cavities are located in the first outer cylinder 32, or the adjacent two sub-cavities are located in the first outer cylinder 32
  • Two outer cylinders 42, or one subchamber is located on the first outer cylinder 32, and the other adjacent subchamber is located on the second outer cylinder 42, so as to realize communication between adjacent valve ports 51 of the multi-way valve.
  • the communication between the first through hole 12 and the second through hole 13 is realized through the communication between the first passage 111 provided on the first spool 30 and the second passage 112 provided on the second spool 40, and then The communication between one sub-cavity of the first spool 30 and one sub-cavity of the second spool 40 is realized, so that the communication between the sub-chambers of two adjacent flow chambers 21 can also be realized across the two flow chambers 21.
  • the first spool 30 and the second spool 40 have the same radial dimension and are arranged correspondingly from head to tail.
  • the first inner cylinder 31 includes a first cylinder body 311, a first rotating shaft 312 and a plurality of first sub-plates 313, the first rotating shaft 312 passes through the first cylinder body 311, and the first sub-plates
  • the two ends of 313 are respectively connected with the outer wall of the first rotating shaft 312 and the inner wall of the first cylinder 311, the first through hole 12 is arranged on the first cylinder 311, the first channel 111 is located at the first cylinder 311, the first rotating shaft 312 and between two adjacent first sub-boards 313;
  • the second inner cylinder 41 includes a second cylinder body 411, a second rotating shaft 412 and a plurality of second sub-boards 413, and the second rotating shaft 412 passes through the second cylindrical body 411
  • the two ends of the first rotating shaft 312 and the second sub-plate 413 are respectively connected to the outer wall of the second rotating shaft 412 and the inner wall of the second cylinder 411, the second through hole 13 is arranged on the second cylinder 411,
  • connection strength between the first cylinder body 311 and the first rotating shaft 312 is improved through a plurality of first sub-plates 313, thereby enhancing the structural strength of the first inner cylinder 31 and the reliability of the first valve core 30.
  • connection strength between the second cylinder body 411 and the second rotating shaft 412 is improved through the plurality of second sub-plates 413 , thereby enhancing the structural strength of the second inner cylinder 41 and the reliability of the second valve core 40 .
  • Embodiment 3 of the present utility model provides a multi-way valve, which includes the above-mentioned valve core component.
  • the valve core part has N layers of flow chambers 21, the multi-way valve also includes a valve body 50 and an actuator 60, the valve body 50 has 2N valve ports 51, and the valve core part is rotatably arranged in the cavity of the valve body 50 , each layer of flow chamber 21 corresponds to two valve ports 51, and the actuator 60 is drivingly connected to the valve core component.
  • the communication of the valve ports 51 on the valve body 50 is realized through the rotation of the valve core component, wherein the outer cylinder structure mainly adjusts the communication of any two adjacent valve ports 51 among the 2N valve ports 51 , the inner cylinder structure mainly adjusts the circulation of any two rows of valve ports 51 separated by N rows of valve ports 51, which improves the adjustment performance and scope of application of the multi-way valve.
  • N 4
  • there are 8 valve ports 51 which are divided into two rows and four columns, and the four columns correspond to the four-layer flow chambers 21 respectively.
  • Embodiment 4 of the present invention provides a multi-way valve.
  • the valve body 50 includes a valve housing 52, an end cover and a non-rotating structure.
  • the valve port 51 is arranged on the valve housing 52.
  • the valve housing 52 has an accommodating chamber 521 and an opening communicating with each other.
  • the end cover is arranged at the opening of the valve casing 52, the valve core part is rotatably arranged in the accommodating chamber 521, and the anti-rotation structure is arranged between the valve casing 52 and the valve core part.
  • the anti-rotation structure is used to limit the rotation angle of the valve core part in the valve housing 52 .
  • the rotation angle of the valve core part in the valve casing 52 can be limited, so that the valve core part can rotate within a preset angle range, and the accuracy of the rotation of the valve core part can be ensured. , and then to ensure that the multi-way valve can smoothly switch between multiple working states.
  • the anti-rotation structure is arranged between the valve housing 52 and the valve core component. When the anti-rotation structure limits the rotation angle of the valve core component, the force of the anti-rotation structure is transmitted to the valve housing 52 and the valve core.
  • the ability of the valve housing 52 to bear the force is better than that of the end cover.
  • the probability of damage to the valve housing 52 is less than that of the end cover, and the overall structural strength of the device is higher, thereby ensuring the service life of the multi-way valve.
  • the above arrangement can avoid the situation that the anti-rotation structure interferes with the end cover when assembling the end cover and the valve housing 52 , and improves the convenience of assembling the end cover.
  • the anti-rotation structure includes a first anti-rotation part 53 and a second anti-rotation part 54, the first anti-rotation part 53 is arranged on the end of the valve core part, and the second anti-rotation part 54 is arranged on On the valve casing 52, and the second anti-rotation part 54 is located in the receiving chamber 521, the second anti-rotation part 54 has a first side 5411 and a second side 5412 oppositely arranged along the rotation direction of the valve core part, the first anti-rotation part 53 can limitly cooperate with the first side 5411 and the second side 5412 to limit the rotation angle of the valve core component.
  • the rotation of the spool part drives the first anti-rotation part 53 to rotate.
  • the spool part rotates to a preset angle
  • the first anti-rotation part 53 and the first side 5411 of the second anti-rotation part 54 or the first side 5411 of the second anti-rotation part 54 rotate.
  • the valve core part stops rotating.
  • the second anti-rotation part 54 is detachably connected with the valve housing 52 .
  • Such arrangement can prevent the second anti-rotation portion 54 from interfering with the assembly of the valve core component and the valve housing 52 , and improve the convenience of assembling the valve housing 52 and the valve core component.
  • the rotation angle of the valve core part is limited by the first side 5411 and the second side 5412 of the second anti-rotation part 54, when the rotation angle of the valve core part needs to be changed, the second stop with different specifications and sizes should be replaced.
  • the rotating part 54 is enough, so that the rotatable angle of the valve core component can be made wider, and the adaptability of the multi-way valve is improved.
  • first anti-rotation portion 53 is fixedly connected to the end of the valve core component, and the first anti-rotation portion 53 and the end of the valve core component are integrally formed. Such arrangement can ensure the stability of the connection between the first anti-rotation portion 53 and the valve core component, and can ensure the convenience of processing the first anti-rotation portion 53 and the valve core component.
  • the first anti-rotation portion 53 is detachably connected to the end of the valve core component.
  • the detachable connection may be through clamping or fasteners, and this solution does not limit the specific manner of the detachable connection.
  • Such arrangement can improve the flexibility of cooperation between the first anti-rotation portion 53 and the first anti-rotation portion 53 .
  • the second anti-rotation portion 54 includes a connecting portion 542 and an abutting portion 543 .
  • the connecting portion 542 is detachably connected to the valve casing 52 and is located on the outer periphery of the valve core component.
  • the abutting portion 543 is arranged on the connecting portion 542, the abutting portion 543 and the connecting portion 542 are distributed along the radial direction of the valve casing 52, and the abutting portion 543 is located at one end of the valve core component, and the abutting portion 543 is connected to the first anti-rotation portion 53 limit fit.
  • the second anti-rotation portion 54 extends along the circumferential direction of the valve casing 52 , and the second anti-rotation portion 54 , the valve core component and the valve casing 52 are arranged coaxially.
  • the connecting portion 542 is located between the valve core member and the gap of the valve case 52 .
  • the connecting portion 542 has a first top end and a first bottom end oppositely arranged, and the abutting portion 543 has a second top end and a second bottom end oppositely arranged, wherein the first top end and the second bottom end The two top ends are flush with each other, the first bottom end protrudes from the second bottom end, and the first bottom end of the connecting portion 542 is located between the valve core component and the valve casing 52 .
  • the above arrangement rationally utilizes the gap between the inner peripheral surface of the valve casing 52 and the peripheral surface of the valve core component, ensuring the compact structure of the multi-way valve.
  • the valve core part can be assembled into the valve housing 52 first, and then the connecting portion 542 can be installed on the valve housing 52 to ensure the convenience of assembling the multi-way valve.
  • an axial positioning structure is provided between the valve housing 52 and the connecting portion 542 , and the axial positioning structure can position the axial position of the connecting portion 542 on the valve housing 52 .
  • a circumferential positioning structure is also provided between the valve housing 52 and the connecting portion 542 , and the circumferential positioning structure is used for positioning the circumferential position of the connecting portion 542 on the valve housing 52 . Since the second anti-rotation part 54 and the valve housing 52 are separate structures, the arrangement of the axial positioning structure and the circumferential positioning structure can ensure the stability of the assembly between the second anti-rotation part 54 and the valve housing 52, thereby ensuring The stability of multi-way valve work.
  • the first positioning part 5421 has a first end 54211 and a second end 54212 oppositely arranged
  • the second positioning part 5422 has a third end 54221 and a fourth end 54222 oppositely arranged
  • the fourth end 54222 is set close to the second end 54212.
  • the first end 54211 and the second end 54212 respectively protrude from the third end 54221 and the fourth end 54222 in the circumferential direction of the valve housing 52.
  • the first end The sides of the 54211 and the second end 54212 facing the second positioning portion 5422 abut and fit with the positioning protrusion 522 to form an axial positioning structure.
  • the end faces of the third end 54221 and the fourth end 54222 have interconnected limiting surfaces 54223 and matching inclined surfaces 54224, the limiting surfaces 54223 and matching inclined surfaces 54224 are arranged along the axial direction of the valve housing 52, and the limiting surfaces 54223 Depend on It is disposed close to the first positioning portion 5421 , and the circumferential dimensions of the two mating slopes 54224 of the third end 54221 and the fourth end 54222 gradually decrease toward the direction away from the first positioning portion 5421 .
  • the limiting surface 54223 abuts and fits with the positioning protrusion 522 , and there is a certain gap between the fitting slope 54224 and the positioning protrusion 522 .
  • Such arrangement makes it convenient to insert the second positioning portion 5422 into the engagement gap between the two positioning protrusions 522 .
  • the abutting portion 543 is located at the center of the connecting portion 542 in the circumferential direction, and the abutting portion 543 is disposed on the inner peripheral surface of the first positioning portion 5421 .
  • Such setting makes the second anti-rotation part 54 a symmetrical structure, thereby ensuring the uniformity of the force on the second anti-rotation part 54 and ensuring the service life of the second anti-rotation part 54 .
  • the second anti-rotation part 54 also includes a transitional connection part 545, which is arranged between the abutment part 543 and the first positioning part 5421, and the abutment part 543, the transitional connection part 545 and the first positioning part 5421
  • the positioning part 5421 is integrally formed.
  • the transition connecting portion 545 has a fifth end 5451 and a sixth end 5452 oppositely disposed, the fifth end 5451 extends to the first end 54211 of the first positioning portion 5421, and the sixth end 5452 extends to the first end 5452 of the first positioning portion 5421.
  • a second end 54212 of the positioning portion 5421 is integrally formed.
  • the transition connection part 545 has a third top end and a third bottom end oppositely arranged, the third top end of the transition connection part 545 is flush with the second top end of the abutment part 543, and the transition connection part 545 The third bottom end is flush with the second bottom end of the abutting portion 543 , and the height of the transition connection portion 545 along the axis direction is smaller than the height of the first positioning portion 5421 along the axis direction.
  • Such arrangement can increase the thickness of the top of the second anti-rotation portion 54 and further ensure the structural strength of the second anti-rotation portion 54 .
  • the positioning protrusion 522 is formed by indenting the side wall of the valve housing 52 toward the accommodating cavity 521 . Such setting facilitates processing and molding of the valve housing 52 .
  • the positioning protrusion 522 is disposed on the inner peripheral surface of the valve housing 52 , and the positioning protrusion 522 and the valve housing 52 are integrally formed.
  • the second anti-rotation portion 54 is provided with a weight reducing structure 544 .
  • a plurality of first weight-reducing grooves arranged at intervals are provided on the outer peripheral surface of the connecting portion 542 , and the plurality of first weight-reducing grooves form a weight-reducing structure 544 .
  • a second weight-reducing groove is provided on the end surface of the second top end of the abutting portion 543 , and the second weight-reducing groove forms the weight-reducing structure 544 .
  • the arrangement of the weight-reducing structure can save raw materials of the second anti-rotation portion 54 , facilitate the processing and molding of the second anti-rotation portion 54 , and increase the structural strength of the second anti-rotation portion 54 .
  • Embodiment 5 of the present invention provides a multi-way valve.
  • the plurality of valve ports 51 at least include an inlet, a first outlet, a second outlet, and a third outlet distributed in an array.
  • the second outlet is located in one row, the first outlet and the third outlet are located in another row;
  • the spool part has multiple communication structures, and any four sub-chambers distributed in an array form a communication structure, and the multiple sub-chambers are respectively the inlet chamber, the second chamber, and the second outlet.
  • the inlet chamber matches the inlet
  • the first chamber matches the first outlet
  • the second chamber matches the second outlet
  • the third chamber Compatible with the third outlet
  • the valve core component connects the inlet with the first outlet, the second outlet and the third outlet through a plurality of communication structures.
  • the valve core part is provided with a plurality of communication structures, the inlet cavity of each communication structure is adapted to the inlet on the housing, the first chamber of the communication structure is adapted to the first outlet, The second chamber of the communication structure is adapted to the second outlet, the third chamber of the communication structure is adapted to the third outlet, and the valve core component communicates the inlet with the first outlet, the second outlet, and the second outlet through the communication structure. Three exits are connected.
  • the connecting structure can make the inlet communicate with the third outlet, Therefore, a circulation mode in which fluid flows in from the inlet and flows out from the third outlet can be realized, and the circulation mode of the multi-way valve can be increased to expand the application range of the multi-way valve.
  • the inlet and the third outlet are arranged diagonally, and the inlet and the third chamber are arranged diagonally.
  • the multi-way valve further includes a gasket 80, and the gasket 80 is arranged between the valve core part and the casing.
  • the gasket is provided with a first through hole 81, a second through hole 82, a third through hole 83 and a fourth through hole 84, the first through hole 81 corresponds to the first outlet, and the second through hole 82 corresponds to the second outlet
  • the third through hole 83 is set correspondingly to the third outlet
  • the fourth through hole 84 is set correspondingly to the inlet.
  • the first partition 71 is arranged in the second chamber 2113 of the first communication structure, and is located between the second chamber 2113 of the first communication structure and the second chamber 2113 of the first communication structure. Between the two outlets, the second chamber 2113 of the first communication structure is isolated from the second outlet.
  • the first chamber 2112 of the first communication structure is independent from the inlet cavity 2111 of the first communication structure, so that there is no communication between the inlet and the first outlet.
  • the second chamber 2113 of the first communication structure communicates with the inlet cavity 2111 of the first communication structure, and the third chamber 2114 of the first communication structure communicates with the second chamber 2113 of the first communication structure, so that the inlet can be connected with the second chamber 2113 of the first communication structure.
  • the second chamber 2113 of a communication structure communicates with the third chamber 2114 of the first communication structure.
  • the first partition 71 is arranged in the second chamber 2113 of the first communication structure, and can prevent the fluid from flowing out from the second outlet, so that the inlet is only communicated with the third outlet.
  • the valve core component includes a top plate 72 and a bottom plate 74, the inner cylinder structure 10 and the outer cylinder structure 20 are connected to form a main body 73, the top plate 72 and the bottom plate 74 are respectively arranged at two ends of the main body 73, and the valve core component is also provided with There is a drafting structure 75, and the drafting structure 75 is set corresponding to the second chamber 2113 of the first communication structure. Since the first partition 71 is provided in the second chamber 2113 of the first communication structure, setting the draft structure 75 can facilitate the removal of the mold when casting the valve core part and the first communication structure, and improve the molding efficiency of the first communication structure. Success rate.
  • the second chamber 2113 of the first communication structure is arranged close to the bottom plate 74
  • the draft structure 75 includes a draft hole 751 and a cover plate 752
  • the draft hole 751 is arranged on the bottom plate 74
  • the cover plate 752 is located outside the bottom plate 74
  • the cover plate 752 can block the draft hole 751 .
  • the draft hole 751 is arranged on the bottom plate 74, and the draft hole 751 is set corresponding to the second chamber 2113 of the first communication structure, so that the mold in the second chamber 2113 of the first communication structure can be taken out relatively quickly during casting .
  • the cover plate 752 blocks the draft hole 751 to prevent fluid leakage from the draft hole 751 .
  • the above scheme has simple structure, low cost and is convenient for processing.
  • a welding rib 7511 is provided on the end surface of the draft hole 751 away from the main body 73, and the welding rib 7511 surrounds the outer periphery of the draft hole 751;
  • the cover plate 752 includes a first Stage 7521, the second stage 7522 and the third stage 7523, the circumferential structure dimensions of the first stage 7521, the second stage 7522 and the third stage 7523 gradually become larger, and the first stage 7521 is installed on the In the die hole 751 , the end surface of the third stage 7523 facing the main body 73 fits the end surface of the welding rib 7511 , and the third stage 7523 is fixedly connected to the welding rib 7511 .
  • the end surface of the welding rib 7511 is connected to the end surface of the third stage 7523 facing the main body 73 by welding, so as to realize the fixing of the cover plate 752 on the welding rib 7511 and realize the sealing connection between the cover plate 752 and the welding rib 7511 .
  • set welding The ribs 7511 can increase the contact area between the cover plate 752 and the welding ribs 7511 , improve the connection stability between the welding ribs 7511 and the cover plate 752 , and improve the sealing between the welding ribs 7511 and the cover plate 752 .
  • the drop cover plate 752 is set as the first stage 7521, the second stage 7522 and the third stage 7523, and the first stage 7521 is penetrated in the draft hole 751, and the second stage 7522 and the draft hole 751
  • the end surface of the end away from the main body 73 is attached to each other, and this arrangement can further increase the connection stability between the cover plate 752 and the draft hole 751 .
  • the end face of the end of the cover plate 752 away from the main body 73 is flush with the end face of the bottom plate 74, so that the cover plate 752 can be prevented from protruding from the bottom plate 74, so that the overall length of the valve core part can be made smaller and the valve can be reduced in size.
  • the space occupied by the core component in the accommodating cavity can further reduce the overall volume of the multi-way valve.
  • the outer periphery of the welding rib 7511 is provided with a welding escape groove 7512 .
  • the welding escape groove 7512 is used to avoid the welding head, so that the welding effect can be guaranteed.
  • the side wall of the first stage 7521 is provided with limiting ribs 75231, and the limiting ribs 75231 abut against the inner wall of the draft hole 751 to fix the first stage 7521 in the draft hole 751 s position.
  • the limiting convex rib 75231 can make the first stage 7521 more stably clamped in the draft hole 751, thereby preventing the cover plate 752 from shaking relative to the draft hole 751 when welding the cover plate 752 and the welding rib 7511, thereby ensuring Joining and sealing effect.
  • the limiting rib 75231 on the first stage 7521 can guide the first stage 7521 when the cover plate 752 is installed in the draft hole 751, so as to speed up the installation speed.
  • the multiple communication structures also include a second communication structure, the inlet cavity 2121 of the second communication structure communicates with the first chamber 2122 of the second communication structure, and the inlet cavity 2121 of the second communication structure communicates with the second cavity.
  • the second chamber 2123 of the structure and the third chamber 2124 of the second communication structure are independent of each other. Through the second communication structure, the inlet can be communicated with the first outlet.
  • the multiple communication structures also include a third communication structure, the inlet cavity 2131 of the third communication structure communicates with the second chamber 2133 of the third communication structure, and the inlet cavity 2131 of the third communication structure communicates with the third chamber 2133.
  • the first chamber 2132 of the structure and the third chamber 2134 of the third communication structure are independent of each other. Through the third communication structure, the inlet can be communicated with the second outlet.
  • the multiple communication structures further include a fourth communication structure, the inlet cavity of the fourth communication structure communicates with the first chamber of the fourth communication structure and the second chamber of the fourth communication structure, and the inlet of the fourth communication structure The cavity is independent from the third chamber of the fourth communication structure.
  • the inlet can be communicated with the first outlet and the second outlet.
  • the multi-way valve is a four-way valve, that is, the outer cylinder structure 20 of the valve core part has two layers of the flow chamber 21, and the first communication structure, the second communication structure, the third communication structure and the fourth communication structure surround the main body. 73 are arranged in sequence in the circumferential direction, and by rotating the valve core part, it is possible to realize that the first communication structure corresponds to the inlet, the first outlet, the second outlet, and the third outlet of the valve body 50, or the second communication structure corresponds to the valve body 50.
  • the inlet, the first outlet, the second outlet, and the third outlet correspond, or the third communication structure corresponds to the inlet, the first outlet, the second outlet, and the third outlet of the valve body 50, or the fourth communication structure corresponds to the valve body
  • the import, the first export, the second export and the third export of 50 are corresponding.
  • fluid can flow in from the inlet, flow out from the third outlet, or flow out from the first outlet, or flow out from the second outlet, or flow out from the first outlet and the second outlet.
  • the above scheme has simple structure, convenient processing and low manufacturing cost.
  • the multi-way valve can also be other multi-way valves such as five-way valves, six-way valves, and eight-way valves, all of which can realize diagonal communication between the inlet and outlet.
  • the valve port 51 also includes at least one fourth outlet, the fourth outlet is located between the inlet and the second outlet and is located in the same row as the inlet and the second outlet; at least one fourth chamber is also provided between the inlet chamber and the second chamber chamber, the inlet chamber, the fourth chamber and the second chamber are located in the same row, and the third chamber is located in a different row from the inlet chamber, the fourth chamber, and the second chamber;
  • the multiple communication structures also include a fifth communication structure, The first chamber of the fifth communication structure is independent of the inlet cavity of the fifth communication structure, the fourth chamber of the fifth communication structure is connected with the inlet cavity of the fifth communication structure, and the fourth chamber of the fifth communication structure is connected to the inlet cavity of the fifth communication structure.
  • the second chamber of the fifth communication structure communicates, the third chamber of the fifth communication structure communicates with the second chamber of the fifth communication structure, and the valve core part also includes a second partition plate, which is respectively arranged on the fifth In the second chamber and the fourth chamber of the communication structure, and correspondingly located between the second chamber and the second outlet of the fifth communication structure and between the fourth chamber and the fourth outlet, so that the fifth communication structure
  • the second chamber is isolated from the second outlet, and the fourth chamber is isolated from the fourth outlet.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)

Abstract

L'invention concerne un composant de noyau de valve et une valve à voies multiples. Le composant de noyau de valve comprend : une structure de cylindre interne (10), la structure de cylindre interne (10) étant pourvue intérieurement d'un canal de circulation (11) s'étendant dans une direction axiale de la structure de cylindre interne, et la paroi latérale de la structure de cylindre interne (10) étant pourvue d'un premier trou traversant (12) et d'un second trou traversant (13) qui sont en communication avec le canal de circulation (11) ; et une structure de cylindre externe (20), entourant la structure de cylindre interne (10), la structure de cylindre externe (20) ayant une cavité de circulation multicouche (21) dans la direction axiale de la structure de cylindre interne (10), chaque couche de cavité de circulation (21) étant divisée en une pluralité de sous-cavités dans une direction circonférentielle de la structure de cylindre interne (10), et une ouverture de chaque sous-cavité faisant face à l'extérieur du composant de noyau de valve. Le premier trou traversant (12) est en communication avec une sous-cavité dans une couche de la cavité de circulation (21), et le second trou traversant (13) est en communication avec une sous-cavité dans une autre couche de la cavité de circulation (21). Selon le composant de noyau de valve, la structure de cylindre interne et la structure de cylindre externe sont en communication au moyen du premier trou traversant, du canal de circulation et du second trou traversant de la structure de cylindre interne, de telle sorte qu'une communication entre couches de la cavité de circulation multicouche du composant de noyau de valve est obtenue au moyen de la structure de cylindre interne, et les performances et la plage d'application du composant de noyau de valve sont améliorées.
PCT/CN2023/072432 2022-01-30 2023-01-16 Composant de noyau de valve et valve à voies multiples WO2023143204A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN202210114726.2 2022-01-30
CN202210114726.2A CN116557587A (zh) 2022-01-30 2022-01-30 多通阀
CN202210198315.6 2022-03-01
CN202210198315.6A CN116734007A (zh) 2022-03-01 2022-03-01 多通阀
CN202210357051.4 2022-04-06
CN202210357051.4A CN116928397A (zh) 2022-04-06 2022-04-06 阀芯部件及多通阀

Publications (1)

Publication Number Publication Date
WO2023143204A1 true WO2023143204A1 (fr) 2023-08-03

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Application Number Title Priority Date Filing Date
PCT/CN2023/072432 WO2023143204A1 (fr) 2022-01-30 2023-01-16 Composant de noyau de valve et valve à voies multiples

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WO (1) WO2023143204A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442291A (en) * 1967-06-14 1969-05-06 Numatics Inc Rotary valve construction
US4664152A (en) * 1986-04-04 1987-05-12 Mara Michael R O Flow control valve with replaceable cartridge subassembly having multi-tubular construction
CN214222094U (zh) * 2020-11-11 2021-09-17 华为技术有限公司 多通阀及电动车热管理系统
CN215487806U (zh) * 2021-08-17 2022-01-11 艾默林汽车活动组件(无锡)有限公司 一种多通阀
CN215928493U (zh) * 2021-06-24 2022-03-01 盾安汽车热管理科技有限公司 控制阀
CN216742989U (zh) * 2022-01-30 2022-06-14 盾安汽车热管理科技有限公司 多通阀
CN217177518U (zh) * 2022-03-01 2022-08-12 盾安汽车热管理科技有限公司 多通阀
CN217301734U (zh) * 2022-04-06 2022-08-26 盾安汽车热管理科技有限公司 阀芯部件及多通阀

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442291A (en) * 1967-06-14 1969-05-06 Numatics Inc Rotary valve construction
US4664152A (en) * 1986-04-04 1987-05-12 Mara Michael R O Flow control valve with replaceable cartridge subassembly having multi-tubular construction
CN214222094U (zh) * 2020-11-11 2021-09-17 华为技术有限公司 多通阀及电动车热管理系统
CN215928493U (zh) * 2021-06-24 2022-03-01 盾安汽车热管理科技有限公司 控制阀
CN215487806U (zh) * 2021-08-17 2022-01-11 艾默林汽车活动组件(无锡)有限公司 一种多通阀
CN216742989U (zh) * 2022-01-30 2022-06-14 盾安汽车热管理科技有限公司 多通阀
CN217177518U (zh) * 2022-03-01 2022-08-12 盾安汽车热管理科技有限公司 多通阀
CN217301734U (zh) * 2022-04-06 2022-08-26 盾安汽车热管理科技有限公司 阀芯部件及多通阀

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