CN217272204U - Split type proportional valve - Google Patents
Split type proportional valve Download PDFInfo
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- CN217272204U CN217272204U CN202221047914.XU CN202221047914U CN217272204U CN 217272204 U CN217272204 U CN 217272204U CN 202221047914 U CN202221047914 U CN 202221047914U CN 217272204 U CN217272204 U CN 217272204U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model provides a split type proportional valve, it includes two proportional valve subassemblies and a main road control valve subassembly, every proportional valve subassembly includes proportional control valve subassembly, inner ring stop valve subassembly and outer ring stop valve subassembly, the proportional control valve subassembly has input and two outputs, inner ring stop valve subassembly and outer ring stop valve subassembly are connected respectively in two outputs, proportional control valve subassembly, inner ring stop valve subassembly and outer ring stop valve subassembly interconnect as an organic whole; the main path control valve component and the proportional valve component are arranged in a split mode, the main path control valve component is provided with an input port and two output ports, the input port is connected to the air inlet pipe, and the two output ports are connected to the input ends of the two proportional valve components respectively. The size of the proportional valve in the Y-axis direction is reduced, the proportional valve assembly can be arranged closer to the edge of the gas stove shell, the proportional valve assembly is far away from the burner, and heat radiation from the burner to the proportional valve assembly is reduced.
Description
Technical Field
The utility model relates to a gas-cooker technical field, in particular to split type proportional valve.
Background
The gas proportional valve applied to the gas stove at present usually comprises a proportional regulating valve component and a plurality of proportional valve components, wherein the proportional regulating valve components are all communicated with the proportional regulating valve component, gas firstly passes through the proportional regulating valve component, then enters the proportional valve component, finally enters a combustor to burn, and the gas flow can be controlled by adjusting the proportional regulating valve component.
However, the integral proportional valve has the defects of larger volume and large occupied space area, which is not beneficial to reducing the size of the gas stove; on the other hand, the proportional valve is not beneficial to being far away from high-temperature equipment such as a combustor, and the service life of the proportional valve can be shortened.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a split type proportional valve in order to overcome the great defect of holistic proportional valve volume among the prior art.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a split proportioning valve comprising:
the proportional control valve assembly comprises a plurality of proportional control valve assemblies, an inner ring stop valve assembly and an outer ring stop valve assembly, each proportional control valve assembly is provided with an input end and two output ends, the inner ring stop valve assembly and the outer ring stop valve assembly are respectively connected to the two output ends, and the proportional control valve assemblies, the inner ring stop valve assemblies and the outer ring stop valve assemblies are connected into a whole;
the main control valve assembly and the proportional valve assembly are arranged in a split mode, the main control valve assembly is provided with an input port and a plurality of output ports, the input port is connected to the air inlet pipe, and the output ports are connected to the input ends of the proportional valve assemblies respectively.
In the scheme, the split type gas stove is beneficial to reducing the size of the proportional valve in the Y-axis direction, and further is beneficial to reasonably distributing all parts in the gas stove, so that the integral structural compactness of the gas stove is improved; meanwhile, due to the fact that the size of the proportional valve assembly in the Y-axis direction is reduced, the proportional valve assembly can be arranged close to the edge of the gas stove shell, the proportional valve assembly is far away from the combustor, heat radiation from the combustor to the proportional valve assembly is reduced, and the service life of the proportional valve assembly is prolonged.
Preferably, the main control valve assembly comprises an input valve body and an input electromagnetic suite, the bottom of the input valve body is provided with an opening, the input electromagnetic suite is connected to the opening at the bottom of the input valve body in a sealing mode, and the input valve body and the input electromagnetic suite are both arranged vertically.
Preferably, the main control valve assembly abuts against a side wall of a housing of the gas stove, a through hole is formed in the bottom of the housing corresponding to the main control valve assembly, and part or all of the input electromagnetic suite sinks below the housing through the through hole.
Preferably, a protection box is connected to the bottom of the housing, the protection box has an accommodating cavity facing the opening at the bottom of the housing, and the input electromagnetic suite sinking to the lower side of the housing is located in the accommodating cavity.
Preferably, the proportional valve assembly includes a valve body assembly including a central body and first and second ends extending outwardly from the central body, the first end being sealingly connected to an inner ring shut-off valve solenoid assembly to form the inner ring shut-off valve assembly, the second end being sealingly connected to an outer ring shut-off valve solenoid assembly to form the outer ring shut-off valve assembly, the proportional valve assembly being located at the central body.
Preferably, the first end, the intermediate body and the second end are arranged linearly, and the air outlet of the first end and the air outlet of the second end are located on the same side of the valve body assembly and on opposite sides of the air inlet of the proportional regulating valve assembly.
Preferably, the intermediate body, the first end and the second end are integrally formed, the valve body assembly is provided with a plurality of gas passages, and the inner ring stop valve electromagnetic sleeve and the outer ring stop valve electromagnetic sleeve are respectively connected to the valve body assembly.
Preferably, the number of the proportional valve assemblies is two, the two proportional valve assemblies supply air for the two burners respectively, the number of the output ports of the main path control valve assembly is two, and the two output ports are communicated with the two proportional valve assemblies respectively.
Preferably, the proportional control valve assembly includes:
the pressure stabilizing cavity is communicated with the main path control valve assembly, and the circulating cavity is communicated with the inner ring stop valve assembly and the outer ring stop valve assembly;
the magnetic valve core assembly is arranged in the pressure stabilizing cavity and penetrates through the proportional regulating valve port;
the cover is equipped with the iron core of coil, the proportional control valve subassembly is set up to: the magnetic valve core assembly is attracted with the iron core when the coil is powered off to seal the proportional regulating valve port, and is repelled with the iron core when the coil is powered off to open the proportional regulating valve port.
Preferably, the magnetic valve core assembly comprises an annular sealing element, a valve core main body, a magnet, a clamping element and a membrane, the annular sealing element is arranged at one end of the valve core main body and used for forming sealing with the proportional control valve port, the magnet is fixed at the other end of the valve core main body through the clamping element, the membrane is sleeved on the valve core main body and is in sealing connection with the valve core main body, and a pressure stabilizing chamber connected with the main path control valve assembly is formed between the membrane and the proportional control valve port.
The utility model discloses an actively advance the effect and lie in:
the main path control valve component for controlling the gas flow entering the proportional control valve component is separately arranged, so that the size of the proportional valve in the Y-axis direction is favorably reduced, and the components in the gas stove are favorably reasonably arranged, thereby improving the integral structural compactness of the gas stove; meanwhile, due to the fact that the size of the proportional valve assembly in the Y-axis direction is reduced, the proportional valve assembly can be arranged close to the edge of the gas stove shell, the proportional valve assembly is far away from the combustor, heat radiation from the combustor, which is received by the proportional valve assembly, is reduced, failure of parts such as a magnet, a spring and an electromagnetic valve in the proportional valve assembly due to high temperature is avoided, and the service life of the proportional valve assembly is prolonged.
Drawings
Fig. 1 is a schematic structural view of a split type proportional valve according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of the proportional valve assembly of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
fig. 4 is a schematic structural view of the main control valve assembly of fig. 1.
Description of the reference numerals
Proportional control valve assembly 1
Proportional control valve port 11
Magnetic valve core assembly 14
Valve core main body 142
Main circuit control valve assembly 2
Input electromagnetic suite 22
Inner ring stop valve assembly 3
Outer ring stop valve assembly 4
Outer ring cut-off valve electromagnetic kit 41
Valve body assembly 5
Intermediate 53
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As can be understood by referring to fig. 1 to 4, the present embodiment discloses a split type proportional valve, which includes two proportional valve assemblies 100 and a main control valve assembly 2, each proportional valve assembly 100 includes a proportional control valve assembly 1, an inner ring stop valve assembly 3 and an outer ring stop valve assembly 4, the proportional control valve assembly 1 has an input end and two output ends, the inner ring stop valve assembly 3 and the outer ring stop valve assembly 4 are respectively connected to the two output ends, and the proportional control valve assembly 1, the inner ring stop valve assembly 3 and the outer ring stop valve assembly 4 are connected to each other as a whole; the main control valve assembly 2 is separated from the proportional valve assembly 100, and the main control valve assembly 2 has an input port connected to the intake pipe and two output ports connected to the input ends of the two proportional valve assemblies 100, respectively.
The main control valve component 2 for controlling the gas flow entering the proportional control valve component 1 is separately arranged, so that the size of the proportional valve in the Y-axis direction is favorably reduced, and the reasonable layout of all components in the gas stove is favorably realized, and the integral structural compactness of the gas stove is improved; meanwhile, as the size of the proportional valve assembly 100 in the Y-axis direction is reduced, the proportional valve assembly 100 can be far away from the burner by arranging the proportional valve assembly 100 closer to the edge of the gas stove housing 200, so that the heat radiation from the burner to the proportional valve assembly 100 is reduced, the failure of the magnet 143, the spring, the electromagnetic valve and other components in the proportional valve assembly 100 due to high temperature is avoided, and the service life of the proportional valve assembly 100 is prolonged.
Meanwhile, in the embodiment, one main path control valve assembly 2 is used for supplying gas to two proportional valve assemblies 100 at the same time, so that the number of parts in the gas stove is reduced, the size of the gas stove is further reduced, and the integral structure compactness of the gas stove is further improved.
In this embodiment, proportional control valve subassembly 1, inner ring stop valve subassembly 3 and outer loop stop valve subassembly 4 all vertical setting, and the three arranges into one row to realize the most space-saving of Y axle direction, further realized that proportional valve subassembly 100 keeps away from the burning heat source, thereby prolonged proportional valve subassembly 100's life.
The main control valve assembly 2 is disposed near the proportional valve assembly 100, and because the size in the Y-axis direction is small, the main control valve assembly 2 and the proportional valve assembly 100 may be disposed on either the side of the housing 200 close to the user or the side of the housing 200 far from the user.
The embodiment of the utility model provides an in, inner ring stop valve subassembly 3 and outer loop stop valve subassembly 4 independent control, in other words, but the air feed of inner ring and the air feed of outer loop independent control, when main road control valve subassembly 2 and outer loop stop valve subassembly 4 are opened, when inner ring stop valve subassembly 3 closed, the flame of outer loop is adjusted to accessible adjustment ratio valve subassembly 1's aperture. On the contrary, when the main control valve assembly 2 and the inner ring cut-off valve assembly 3 are opened and the outer ring cut-off valve assembly 4 is closed, the flame of the inner ring can be adjusted by adjusting the opening degree of the proportional control valve assembly 1.
The main control valve assembly 2 includes an input valve body 21 and an input electromagnetic suite 22, the bottom of the input valve body 21 has an opening, the input electromagnetic suite 22 is connected to the opening at the bottom of the input valve body 21 in a sealing manner, and the input valve body 21 and the input electromagnetic suite 22 are both vertically arranged. Specifically, the input port and the two output ports of the main control valve assembly 2 are both disposed on the input valve body 21, the gas enters the input valve body 21 from the input port and then is respectively delivered to the two proportional valve assemblies 100 through the two output ports, and the flow rate of the gas flowing out from the output ports is controlled by the input electromagnetic suite 22.
The orientations of the input port and the two output ports are both perpendicular to the extending direction of the input valve body 21, that is, the orientations of the input port and the two output ports are both horizontally arranged, so that the reasonable layout of a gas channel is facilitated, and the compactness of the whole structure is improved; the orientation of the inlet and outlet ports may be the same or opposite, and in this embodiment the inlet and outlet ports are opposite.
The equal vertical setting of input valve body 21 and input electromagnetism external member 22 makes main way control valve subassembly 2 can keep away from the combustor, more press close to the edge setting of casing 200, and then reduces the heat radiation that comes from the combustor that main way control valve subassembly 2 received, avoids parts such as the solenoid valve in main way control valve subassembly 2 to lose efficacy because of high temperature, has increased main way control valve subassembly 2's reliable and stable nature. In the present embodiment, the main control valve assembly 2 abuts against the side wall of the housing 200 of the gas range.
The bottom of the housing 200 is provided with a through hole corresponding to the main control valve assembly 2, and part or all of the input electromagnetic suite 22 sinks below the housing 200 through the through hole. On one hand, the height of the output port of the main control valve component 2 and the height of the input end of the proportional regulating valve component 1 are more adaptive; on the other hand, when the main control valve assembly 2 and the proportional valve assembly 100 are both disposed close to the edge of the housing 200, the interference between the two can be effectively avoided; meanwhile, compared with the temperature inside the casing 200, the temperature outside the casing 200 is lower, and the part of the input electromagnetic kit 22 extends out of the casing 200, which is beneficial to cooling, thereby ensuring the working stability and reliability of the input electromagnetic kit 22.
In order to avoid the input electromagnetic assembly 22 extending out of the housing 200 from being damaged, a protection box is connected to the bottom of the housing 200, the protection box has an accommodating cavity opening toward the bottom of the housing 200, and the input electromagnetic assembly 22 sinking to the lower side of the housing 200 is located in the accommodating cavity.
Further, in order to prevent the temperature of the input electromagnetic suite 22 from rising due to the shield case being provided on the input electromagnetic suite 22, a vent is provided in the shield case.
In the present embodiment, the number of the proportional valve assemblies 100 is two, the two proportional valve assemblies 100 supply air to the two burners, respectively, the number of the output ports of the main control valve assembly 2 is two, and the two output ports communicate with the two proportional valve assemblies 100, respectively.
The proportional valve assembly 100 includes a valve body assembly 5, the valve body assembly 5 includes a middle body 53 and a first end 51 and a second end 52 extending outwardly from the middle body 53, the first end 51 is sealingly connected to an inner ring shut-off valve solenoid assembly 31 to form an inner ring shut-off valve assembly 3, the second end 52 is sealingly connected to an outer ring shut-off valve solenoid assembly 41 to form an outer ring shut-off valve assembly 4, and the proportional regulating valve assembly 1 is located at the middle body 53.
The intermediate body 53, the first end 51 and the second end 52 are integrally formed, on one hand, the inner ring stop valve assembly 3 and the outer ring stop valve assembly 4 share one valve body assembly 5, the assembly relation is reduced, errors generated by assembly are correspondingly reduced, and the precision of the proportional valve is guaranteed. On the other hand, the first end 51 and the second end 52 are radially arranged around the middle body 53, so that the position relationship of each part in the proportional valve is convenient to arrange, and the structure compactness is improved.
Specifically, the first end 51, the intermediate body 53, and the second end 52 are linearly arranged, and the air outlet of the first end 51 and the air outlet of the second end 52 are located on the same side of the valve body assembly 5 and on opposite sides of the air inlet of the proportional regulating valve assembly 1, thereby facilitating flexible and compact arrangement of the various parts of the proportional valve.
The valve body assembly 5 is provided with a plurality of gas passages, and the inner ring stop valve electromagnetic sleeve 31 and the outer ring stop valve electromagnetic sleeve 41 are respectively connected to the valve body assembly 5. The inner ring stop valve electromagnetic sleeve 31 and the outer ring stop valve electromagnetic sleeve 41 share one valve body assembly 5, so that the assembly relation is reduced, and the precision of the proportional valve is improved.
The valve body assembly 5 may further include a bottom plate 54 and an upper cover plate 55, the bottom plate 54 is disposed on the bottom surface of the valve body assembly 5, the bottom plate 54 is hermetically connected to the valve body assembly 5 at positions corresponding to the first end 51 and the second end 52, the inner ring cutoff valve electromagnetic assembly 31 and the outer ring cutoff valve electromagnetic assembly 41 are respectively installed on opposite sides of the bottom plate 54, the upper cover plate 55 is also installed on an opposite side of the bottom plate 54, and the upper cover plate 55 is hermetically covered on the valve body assembly 5 to form a pressure maintaining chamber 12 described below.
In the present embodiment, the proportional control valve assembly 1 includes a pressure maintaining chamber 12 and a flow through chamber 13 which communicate with each other through a proportional control valve port 11, a magnetic valve core assembly 14, and an iron core 16 on which a coil 15 is sleeved. As above, the surge chamber 12 is formed by the valve body assembly 5, i.e., by the intermediate body 53 described above. The surge chamber 12 communicates with the main circuit control valve assembly 2 to accommodate the combustion gases. Two sides of the circulation cavity 13 are respectively communicated with the inner ring stop valve assembly 3 and the outer ring stop valve assembly 4; when the proportional control valve port 11 is opened, the gas enters the circulation chamber 13 and flows to the inner ring stop valve assembly 3 and the outer ring stop valve assembly 4. The plunger 16 and the coil 15 are detachably fixed to an upper cover plate 55 of the valve body assembly 5, i.e., the plunger 16 is externally disposed to the pressure stabilizing chamber 12 and is disposed at a side away from the proportional regulating valve port 11. The magnetic valve core assembly 14 is arranged in the pressure stabilizing cavity 12, and one end of the magnetic valve core assembly 14 penetrates through the proportional regulating valve port 11; the magnetic valve core assembly 14 is used for sealing the proportional control valve port 11 and controlling the air flow of the proportional control valve port 11. The proportional regulator valve assembly 1 of the present embodiment is configured to: when the coil 15 is powered off, the magnetic valve core assembly 14 moves towards the iron core 16 and is attracted to the iron core 16, so that the proportional regulating valve port 11 is sealed, when the coil 15 is powered off, the magnetic valve core assembly 14 and the iron core 16 repel each other to open the proportional regulating valve port 11, and when the distance between the magnetic valve core assembly 14 and the proportional regulating valve port 11 is different, the opening degree of the proportional regulating valve port 11 is different.
In the initial state, the coil 15 is not electrified, and the magnetic valve core assembly 14 is reset to the position closest to the iron core 16, and the valve port is blocked. Under the working state, the coil 15 is electrified, the iron core 16 generates magnetic force repulsive to the magnetic valve core assembly 14, the magnetic valve core assembly 14 moves in the direction far away from the iron core 16 under the action of the magnetic force, so that the proportional regulating valve port 11 is opened, the current of the coil 15 is different, the opening degree of the proportional regulating valve port 11 is different, and when the air pressure in the pressure stabilizing cavity 12 and the air pressure in the circulating cavity 13 generate pressure difference, the magnetic valve core assembly 14 floats under the action of the pressure difference and the action of the iron core 16, so that the opening degree is automatically regulated, and the effect of automatically stabilizing the pressure is realized.
In the embodiment of the present invention, the magnetic valve core assembly 14 includes an annular sealing element 141, a valve core main body 142, a magnet 143, a clamping element 144 and a film 145, the annular sealing element 141 is disposed at one end of the valve core main body 142, and is used to form a seal with the proportional control valve port 11, admittedly, the position relationship between the annular sealing element 141 and the proportional control valve port 11 is different, then the opening degree of the proportional control valve port 11 is different, the other end of the valve core main body 142 is fixed with the magnet 143 through the clamping element 144, the film 145 is sleeved on the valve core main body 142 and is connected with it in a sealing manner, the film 145 isolates the pressure stabilizing cavity 12 into two relatively sealed pressure stabilizing chambers 121 and an air overflow chamber 122, wherein the pressure stabilizing chamber 121 connected with the main control valve assembly 2 is formed between the film 145 and the proportional control valve port 11; the air relief chamber 122 has an air relief hole therein for automatically adjusting the air pressure in the air relief chamber 122 to accommodate the deformation of the membrane 145. When a pressure difference is generated between the circulation cavity 13 and the pressure stabilizing chamber 121, the valve core body 142 and the sealing element automatically adjust the opening degree of the valve port of the sealing element under the action of the pressure difference and the iron core 16.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are within the scope of the present invention.
Claims (10)
1. A split type proportional valve is characterized in that the split type proportional valve comprises:
the proportional control valve assembly comprises a plurality of proportional control valve assemblies, an inner ring stop valve assembly and an outer ring stop valve assembly, each proportional control valve assembly is provided with an input end and two output ends, the inner ring stop valve assembly and the outer ring stop valve assembly are respectively connected to the two output ends, and the proportional control valve assemblies, the inner ring stop valve assemblies and the outer ring stop valve assemblies are connected into a whole;
the main control valve assembly and the proportional valve assembly are arranged in a split mode, the main control valve assembly is provided with an input port and a plurality of output ports, the input port is connected to the air inlet pipe, and the output ports are connected to the input ends of the proportional valve assemblies respectively.
2. The split proportional valve of claim 1, wherein the main control valve assembly comprises an input valve body and an input solenoid assembly, the input valve body has an opening at a bottom thereof, the input solenoid assembly is sealingly connected to the opening at the bottom of the input valve body, and the input valve body and the input solenoid assembly are both vertically disposed.
3. The split type proportional valve of claim 2, wherein the main control valve assembly abuts against a sidewall of a housing of the gas stove, a through hole is formed in a bottom of the housing corresponding to the main control valve assembly, and part or all of the input solenoid assembly sinks below the housing through the through hole.
4. The split proportional valve of claim 3, wherein a protective box is connected to the bottom of the housing, the protective box having a receiving cavity open to the bottom of the housing, the input electromagnetic assembly sinking below the housing being located in the receiving cavity.
5. The split proportional valve of claim 1, wherein the proportional valve assembly comprises a valve body assembly including a central body and first and second ends extending outwardly from the central body, the first end being sealingly coupled to an inner ring shut-off valve solenoid assembly to form the inner ring shut-off valve assembly, the second end being sealingly coupled to an outer ring shut-off valve solenoid assembly to form the outer ring shut-off valve assembly, the proportional valve assembly being located at the central body.
6. The split proportional valve of claim 5, wherein the first end, the intermediate body, and the second end are linearly arranged, and wherein the outlet port of the first end and the outlet port of the second end are located on a same side of the valve body assembly and on opposite sides of the inlet port of the proportional control valve assembly.
7. The split proportional valve of claim 5, wherein the intermediate body, the first end and the second end are integrally formed, the valve body assembly has a plurality of gas passages, and the inner ring cutoff valve electromagnetic assembly and the outer ring cutoff valve electromagnetic assembly are respectively connected to the valve body assembly.
8. The split proportional valve of claim 1, wherein the number of proportional valve assemblies is two, the two proportional valve assemblies supplying two burners, respectively, the number of output ports of the main control valve assembly is two, the two output ports communicating with the two proportional valve assemblies, respectively.
9. The split proportional valve of claim 1, wherein the proportional regulating valve assembly comprises:
the pressure stabilizing cavity is communicated with the main path control valve assembly, and the circulating cavity is communicated with the inner ring stop valve assembly and the outer ring stop valve assembly;
the magnetic valve core assembly is arranged in the pressure stabilizing cavity and penetrates through the proportional regulating valve port;
the cover is equipped with the iron core of coil, the proportion control valve subassembly is set up as: the magnetic valve core assembly is attracted with the iron core when the coil is powered off to seal the proportional control valve port, and is repelled with the iron core when the coil is powered off to open the proportional control valve port.
10. The split type proportional valve of claim 9, wherein the magnetic valve core assembly comprises an annular sealing element, a valve core main body, a magnet, a clamping element and a membrane, the annular sealing element is arranged at one end of the valve core main body and is used for forming a seal with the proportional regulating valve port, the magnet is fixed at the other end of the valve core main body through the clamping element, the membrane is sleeved on the valve core main body and is connected with the valve core main body in a sealing manner, and a pressure stabilizing chamber connected with the main circuit control valve assembly is formed between the membrane and the proportional regulating valve port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221047914.XU CN217272204U (en) | 2022-04-27 | 2022-04-27 | Split type proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221047914.XU CN217272204U (en) | 2022-04-27 | 2022-04-27 | Split type proportional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217272204U true CN217272204U (en) | 2022-08-23 |
Family
ID=82879890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221047914.XU Active CN217272204U (en) | 2022-04-27 | 2022-04-27 | Split type proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217272204U (en) |
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2022
- 2022-04-27 CN CN202221047914.XU patent/CN217272204U/en active Active
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