CN117366290A - Refrigerant four-way reversing valve for automobile - Google Patents
Refrigerant four-way reversing valve for automobile Download PDFInfo
- Publication number
- CN117366290A CN117366290A CN202311517298.9A CN202311517298A CN117366290A CN 117366290 A CN117366290 A CN 117366290A CN 202311517298 A CN202311517298 A CN 202311517298A CN 117366290 A CN117366290 A CN 117366290A
- Authority
- CN
- China
- Prior art keywords
- valve
- refrigerant
- accommodating cavity
- driving source
- way reversing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000003507 refrigerant Substances 0.000 title claims abstract description 52
- 238000004891 communication Methods 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000007423 decrease Effects 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
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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
- F16K11/10—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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention provides a refrigerant four-way reversing valve for an automobile, which comprises a valve body, wherein the valve body comprises a valve body, a pair of valve cores and a driving source; at least four interfaces and a refrigerant channel communicated with the interfaces are arranged on the valve body; the interfaces are arranged on the valve body in a pairwise manner, the driving source is arranged in the middle of the refrigerant channel, the valve cores are oppositely arranged on two sides of the driving source, and the driving source is connected with the valve cores which are oppositely arranged so as to drive the valve cores to move reversely; the two valve cores divide the refrigerant channel into two passages, and the passages are respectively connected with different interfaces. The refrigerant four-way reversing valve for the automobile can keep the on-off state necessary for working without voltage and current zero power consumption, can improve the economy, safety and reliability of the refrigerant four-way valve, and is more convenient for switching refrigerant channels.
Description
Technical Field
The invention relates to the technical field of vehicle equipment manufacturing, in particular to a refrigerant four-way reversing valve for an automobile.
Background
The reversing valve is a control valve widely used in pipeline connection and is used for controlling the reversing of fluid and switching different flow paths. The heating and refrigerating functions of the air conditioner can be switched through the refrigerant four-way valve on the vehicle, the conventional four-way valve generally adopts a plurality of electromagnetic valves to control on-off of an internal refrigerant passage, however, the electromagnetic valves of the electromagnetic valves must maintain the on-off state by fixed voltage and current during control, and the energy consumption is high. The electrical safety requirements for the device are higher and the manufacturing cost of the device is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the refrigerant four-way reversing valve for the automobile, which can keep the necessary on-off state without voltage and current zero power consumption, can improve the economy, the safety and the reliability of the refrigerant four-way valve and can switch refrigerant passages more conveniently.
The technical scheme of the invention is realized as follows:
the refrigerant four-way reversing valve for the automobile comprises a valve body, and is characterized in that the valve body comprises a valve body, a pair of valve cores and a driving source; at least four interfaces and a refrigerant channel communicated with the interfaces are arranged on the valve body; the interfaces are arranged on the valve body in a pairwise manner, the driving source is arranged in the middle of the refrigerant channel, the valve cores are oppositely arranged on two sides of the driving source, and the driving source is connected with the valve cores which are oppositely arranged so as to drive the two valve cores to move reversely; the two valve cores divide the refrigerant channel into two passages, and the passages are respectively connected with different interfaces.
In one embodiment, the refrigerant channel comprises a first accommodating cavity and a second accommodating cavity, and the valve core is respectively arranged in the first accommodating cavity and the second accommodating cavity and moves relatively;
two first communication holes and two second communication holes are respectively arranged in the first accommodating cavity and the second accommodating cavity, the first communication holes are connected with an identical interface, the second communication holes of the first accommodating cavity and the second accommodating cavity are respectively connected with an identical interface, and the valve core simultaneously seals the first communication holes and the second communication holes.
In one embodiment, the valve core comprises a valve core body and a plugging part connected with the valve core body, and the diameter of the plugging part gradually decreases along the axial direction of the valve core towards two ends.
In one embodiment, the driving source comprises a motor, a fixed disc and two connecting rods, the fixed disc is sleeved on an output shaft of the motor, the motor is fixed between the first accommodating cavity and the second accommodating cavity, the connecting rods are symmetrically arranged on the fixed disc and are respectively connected with the valve core, and the two valve cores move reversely when the motor is started.
In a preferred embodiment, the driving source comprises a motor and a gear, the gear is sleeved on an output shaft of the motor, a rack is arranged on the side wall of the valve core, the motor is fixed between the first accommodating cavity and the second accommodating cavity, the valve core is meshed with the gear through the rack respectively, and the two valve cores move reversely when the motor is started.
In one embodiment, the driving source comprises a pair of electromagnetic coils and unidirectional clamping rings for fixing the valve core, the electromagnetic coils are respectively arranged around the valve core, and the unidirectional clamping rings are arranged on two sides of the first accommodating cavity and two sides of the second accommodating cavity.
In one embodiment, the driving source is configured to a driving part and a magnetic rack, the magnetic part is arranged inside the valve core, the driving part and the magnetic rack are arranged inside the valve body and between the first accommodating cavity and the second accommodating cavity, and the driving part is connected with the magnetic rack to drive the magnetic rack to move.
In one embodiment, the valve body comprises an upper cover, a channel bin and a lower cover, the interfaces are respectively arranged in the upper cover and the lower cover, the first accommodating cavity and the second accommodating cavity are arranged in the channel bin, and the upper cover and the lower cover are respectively connected to two sides of the channel bin through screws.
In one embodiment, a sealing ring is sleeved on the valve core at intervals.
In one embodiment, the second communication hole is configured as a chamfer structure.
Compared with the prior art, the invention has the following advantages:
according to the invention, the valve cores for blocking the refrigerant channels are oppositely arranged in the symmetrical refrigerant channels, so that the refrigerant channels are divided into two mutually non-communicated channels, the two ends of the channels are connected with different interfaces, the valve cores in the refrigerant channels are driven by the driving source in the middle to perform opposite movement, so that the interfaces connected with the two ends of the channels are changed, and the effect of switching the channel modes is achieved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of a refrigerant four-way reversing valve for an automobile according to the present invention;
FIG. 2 is an exploded view of a refrigerant four-way reversing valve for an automobile according to the present invention;
FIG. 3 is a front view of a refrigerant four-way reversing valve for an automobile according to the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is an internal structural view of the valve body of the present invention;
fig. 6 is a perspective view of the valve element according to the present invention.
The attached drawings are identified: 1-a valve body; 11-interface; 12-refrigerant channels; 121-a first accommodation chamber; 122-a second receiving cavity; 123-a first communication hole; 124-a second communication hole; 13-an upper cover; 14-a channel bin; 15-a lower cover; 2-valve core; 21-a valve core body; 22-plugging part; 23-racks; 24-sealing rings; 3-a driving source; 31-gear; A-A first interface; b-a second interface; c-a third interface; d-fourth interface.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 6, the embodiment of the invention discloses a refrigerant four-way reversing valve for an automobile, which comprises a valve body, wherein the valve body comprises a valve body 1, a pair of valve cores 2 and a driving source 3; the valve body 1 is provided with at least four interfaces 11 and a refrigerant channel 12 communicated with the interfaces 11; the interfaces 11 are arranged on the valve body 1 in pairs, the driving source 3 is arranged in the middle of the refrigerant channel 12, valve cores are oppositely arranged on two sides of the driving source 3, and the driving source 3 is connected with the valve cores 2 which are oppositely arranged so as to drive the valve cores to move reversely; the two valve cores 2 divide the refrigerant channel 12 into two passages, and the passages are respectively connected with different interfaces 11.
As shown in fig. 5, the four interfaces include a first interface a, a second interface B, a third interface C and a fourth interface D, where the first interface a and the fourth interface D are disposed opposite to each other, and the second interface B and the third interface C are disposed opposite to each other.
In this embodiment, the refrigerant channel 12 includes a first accommodating chamber 121 and a second accommodating chamber 122, and the valve core 2 is disposed in the first accommodating chamber 121 and the second accommodating chamber 122, respectively, and moves relatively; two first communication holes 123 and two second communication holes 124 are respectively arranged in the first accommodating cavity 121 and the second accommodating cavity 122, the first communication holes 123 are connected with the same interface 11, the second communication holes 124 of the first accommodating cavity 121 and the second accommodating cavity 122 are respectively connected with the same interface 11, and the valve core 2 simultaneously seals the first communication holes 123 and the second communication holes 124. Specifically, the second communication holes 124 at two ends of the first accommodating cavity 121 are respectively connected with the second interface B and the third interface C, and the first communication hole 123 on the side wall of the first accommodating cavity is connected with the first interface a; the second communication holes 124 at two ends of the second accommodating cavity 122 are respectively connected with the second interface B and the third interface C, and the first communication holes 123 on the side wall of the second accommodating cavity are connected with the fourth interface D; the present four-way valve is enabled to switch in the following two modes by the cooperation of the valve body 2 with the first communication hole 123 and the second communication hole 124.
As shown in fig. 4, in mode one, the valve core 2 in the first accommodating chamber 121 is located at the upper side, so that the valve core 2 blocks the second port B, and a passage between the first port a and the third port C is opened; the valve body 2 in the second accommodating chamber 122 is located at the lower side, wherein the valve body 2 blocks the third port C, and a passage between the second port B and the fourth port D is opened.
In the second mode, the valve core 2 in the first accommodating cavity 121 is located at the lower side, so that the valve core 2 seals the third interface C, and a passage between the first interface a and the second interface B is opened; the valve body 2 in the second accommodation chamber 122 is located at the upper side, wherein the valve body 2 blocks the second port B, and a passage between the third port C and the fourth port D is opened.
In this embodiment, the valve element 2 preferably includes a valve element body 21 and a blocking portion 22 connected to the valve element body 21, the blocking portion 22 gradually decreasing in diameter toward both ends in the valve element axial direction. That is, the blocking portion 22 is funnel-shaped, and after the valve body 2 reaches the operating position, the blocking portion 22 can be fully contacted with the inner wall of the second communication hole 124 and blocked.
In this embodiment, as shown in fig. 4, preferably, the driving source 3 includes a motor and a gear 31, the gear 31 is sleeved on an output shaft of the motor, a rack 23 is disposed on a side wall of the valve core 2, the motor is fixed between the first accommodating cavity 121 and the second accommodating cavity 122, the valve core 2 is meshed with the gear 31 through the rack 23, and the two valve cores move reversely when the motor is started. It will be appreciated that since the spool 2 is engaged with the gear 31 in the opposite direction, when the gear 31 rotates, the spools 2 on both sides move in opposite directions, thereby switching the mode of the four-way valve.
In another alternative embodiment, the driving source 3 includes a motor, a fixed disc, and two connecting rods, the fixed disc is sleeved on an output shaft of the motor, the motor is fixed between the first accommodating cavity 121 and the second accommodating cavity 122, the connecting rods are symmetrically arranged on the fixed disc and respectively connected with the valve cores, and the two valve cores move reversely when the motor is started. Specifically, when the fixed disk rotates, the two symmetrically arranged connecting rods push or pull the valve cores 2 at two sides simultaneously, so that the relative movement of the valve cores 2 is realized. In still another alternative embodiment, the driving source 3 includes a pair of electromagnetic coils disposed around the valve spool 2, respectively, and unidirectional snap rings for fixing the valve spool 2, disposed on both sides of the first accommodation chamber 121 and the second accommodation chamber 122. The electromagnetic coil is electrified to change the internal magnetic field, so that the valve core 2 moves in the accommodating cavity, when the valve core 2 moves to a working position, the one-way clamping ring fixes the position of the valve core 2, the effect of plugging a passage is realized, and when the valve core 2 is kept, continuous electrifying is not needed, so that the reliability and the safety of the four-way valve are ensured; when the four-way valve mode needs to be switched, the one-way clamping ring is controlled to loosen the valve core 2, and meanwhile, the electromagnetic coil is electrified, so that the valve core 2 moves towards the other end.
In yet another alternative embodiment, unlike the above embodiment, in the above embodiment, a slot needs to be formed between the first accommodating cavity 121 and the second accommodating cavity 122 to install a gear or other driving component, which affects the tightness of the four-way valve, so in this embodiment, the driving source is configured to be a driving member and a magnetic rack, the driving member may be a gear or a rack, etc., and can drive the magnetic rack to move to a component, the magnetic member is disposed inside the valve core 2, and the driving member and the magnetic rack are disposed inside the valve body 1 and between the first accommodating cavity 121 and the second accommodating cavity 122, and are connected to drive the magnetic rack to move. When the magnetic rack moves, the valve core 2 is meshed with the magnetic rack through magnetic force and is not contacted with the magnetic rack, and the valve core 2 moves along with the magnetic rack. In this embodiment, no slot is needed between the first accommodating cavity 121 and the second accommodating cavity 122, so that the tightness of the four-way valve is greatly improved.
In this embodiment, as shown in fig. 2, the valve body 1 includes an upper cover 13, a channel bin 14, and a lower cover 15, wherein the upper cover 13 and the lower cover 15 are respectively provided with an interface 11, a first accommodating cavity 121 and a second accommodating cavity 122 are disposed in the channel bin 14, and the upper cover 13 and the lower cover 15 are respectively connected to two sides of the channel bin 14 through screws. Specifically, first interface A and second interface B set up in upper cover 13, and third interface C and fourth interface D set up in lower cover 15, and interface 11 links to each other with first communication hole 123 and second intercommunicating pore 124 through the pipeline of inside reservation, and symmetrical upper cover 13 and lower cover 15 can effectively reduce manufacturing cost and the equipment cost of product, and secondly, all design the buffer of buckling between interface 11 and first communication hole 123, the second intercommunicating pore 124, and coolant liquid is more smooth and easy when flowing wherein, has improved the flow of cross valve.
In this embodiment, preferably, the valve core 2 is provided with a sealing ring 24 in a spacer sleeve. The two sealing rings 24 are respectively arranged on the plugging part 22, the two sealing rings 22 are arranged on the valve core body 21, and it can be understood that the distance between the sealing ring 22 in the middle and the sealing rings 22 on the two sides is larger than the pipe diameter of the first communication hole 123, so that the valve core 2 can completely plug the first communication hole 123 and the second communication hole 124 after the mode is switched, and the refrigerant liquid can not pass through the valve core 2 and the side wall of the accommodating cavity.
In this embodiment, the interface 11 is preferably configured as a counterbore structure. The counter bore structure can be more convenient for connect the pipeline in the vehicle air conditioner assembly, reduces the installation cost.
In the present embodiment, the second communication hole 124 is preferably configured as a chamfer structure. The sealing is achieved by the chamfer structure being better matched with the funnel-shaped sealing part 22.
According to the invention, the valve cores for blocking the refrigerant channels are oppositely arranged in the symmetrical refrigerant channels, so that the refrigerant channels are divided into two mutually non-communicated channels, the two ends of each channel are connected with different interfaces, the valve cores in the refrigerant channels are driven by the driving source in the middle to perform opposite movement, so that the interfaces connected with the two ends of each channel are changed, the effect of switching channel modes is achieved, and the valve cores are mechanically driven by only using a single driving source in the mode switching process, so that the problem of overlarge current caused by using a plurality of electromagnetic valves in the traditional method is avoided, and the safety and reliability of the four-way valve are improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The refrigerant four-way reversing valve for the automobile comprises a valve body and is characterized in that the valve body comprises a valve body (1), a pair of valve cores (2) and a driving source (3);
at least four interfaces (11) and a refrigerant channel (12) communicated with the interfaces (11) are arranged on the valve body (1); the interfaces (11) are arranged on the valve body (1) in a pairwise opposite mode, the driving source (3) is arranged in the middle of the refrigerant channel (12), the valve cores are arranged on two sides of the driving source (3) in an opposite mode, and the driving source (3) is connected with the valve cores (2) which are arranged in an opposite mode so as to drive the valve cores to move reversely; the two valve cores (2) divide the refrigerant channel (12) into two passages, and the passages are respectively connected with different interfaces (11).
2. The refrigerant four-way reversing valve for an automobile according to claim 1, wherein the refrigerant passage (12) comprises a first accommodating chamber (121) and a second accommodating chamber (122), and the valve core (2) is respectively arranged in the first accommodating chamber (121) and the second accommodating chamber (122) and moves relatively;
two first communication holes (123) and two second communication holes (124) are respectively arranged in the first accommodating cavity (121) and the second accommodating cavity (122), the first communication holes (123) are connected with the same interface (11), the second communication holes (124) of the first accommodating cavity (121) and the second accommodating cavity (122) are respectively connected with the same interface (11), and the valve core (2) is used for simultaneously plugging the first communication holes (123) and the second communication holes (124).
3. The refrigerant four-way reversing valve for an automobile according to claim 2, wherein the valve core comprises a valve core body (21) and a blocking portion (22) connected with the valve core body (21), and the diameter of the blocking portion (22) gradually decreases toward both ends along the axial direction of the valve core (2).
4. The refrigerant four-way reversing valve for an automobile according to claim 3, wherein the driving source (3) comprises a motor, a fixed disc and two connecting rods, the fixed disc is sleeved on an output shaft of the motor, the motor is fixed between the first accommodating cavity (121) and the second accommodating cavity (122), the connecting rods are symmetrically arranged on the fixed disc and are respectively connected with the valve cores (2), and the two valve cores (2) move reversely when the motor is started.
5. The refrigerant four-way reversing valve for an automobile according to claim 3, wherein the driving source (3) comprises a motor and a gear (31), the gear (31) is sleeved on an output shaft of the motor, a rack (23) is arranged on the side wall of the valve core, the motor is fixed between the first accommodating cavity (121) and the second accommodating cavity (122), the valve core is meshed with the gear (31) through the rack (23), and the two valve cores (2) move reversely when the motor is started.
6. The refrigerant four-way reversing valve for an automobile according to claim 3, wherein the driving source (3) comprises a pair of electromagnetic coils and one-way snap rings for fixing the valve core (2), the electromagnetic coils are respectively arranged around the valve core (2), and the one-way snap rings are arranged at two sides of the first accommodating cavity (121) and the second accommodating cavity (122).
7. The refrigerant four-way reversing valve for an automobile according to claim 3, wherein the driving source is configured into a driving part and a magnetic rack, the magnetic part is arranged inside the valve core (2), the driving part and the magnetic rack are arranged inside the valve body (1) and between the first accommodating cavity (121) and the second accommodating cavity (122), and the driving part and the magnetic rack are connected to drive the magnetic rack to move.
8. The refrigerant four-way reversing valve for an automobile according to any one of claims 4 to 7, wherein the valve body (1) comprises an upper cover (13), a channel bin (14) and a lower cover (15), the interfaces (11) are respectively arranged in the upper cover (13) and the lower cover (15), the first accommodating cavity (121) and the second accommodating cavity (122) are arranged in the channel bin (14), and the upper cover (13) and the lower cover (15) are respectively connected to two sides of the channel bin (14) through screws.
9. The refrigerant four-way reversing valve for the automobile according to any one of claims 4 to 7, wherein a sealing ring (24) is sleeved on the valve core (2) at intervals.
10. The refrigerant four-way reversing valve for an automobile according to any one of claims 4 to 7, wherein the second communication hole (124) is configured as a chamfer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311517298.9A CN117366290A (en) | 2023-11-14 | 2023-11-14 | Refrigerant four-way reversing valve for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311517298.9A CN117366290A (en) | 2023-11-14 | 2023-11-14 | Refrigerant four-way reversing valve for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117366290A true CN117366290A (en) | 2024-01-09 |
Family
ID=89391066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311517298.9A Pending CN117366290A (en) | 2023-11-14 | 2023-11-14 | Refrigerant four-way reversing valve for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117366290A (en) |
-
2023
- 2023-11-14 CN CN202311517298.9A patent/CN117366290A/en active Pending
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