CN112963556B - Valve element assembly, gas valve and stove - Google Patents
Valve element assembly, gas valve and stove Download PDFInfo
- Publication number
- CN112963556B CN112963556B CN202110167015.7A CN202110167015A CN112963556B CN 112963556 B CN112963556 B CN 112963556B CN 202110167015 A CN202110167015 A CN 202110167015A CN 112963556 B CN112963556 B CN 112963556B
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- China
- Prior art keywords
- valve core
- thimble
- valve
- concave position
- connecting piece
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a valve core assembly, a gas valve and a stove, wherein the stove comprises the gas valve with the valve core assembly, the valve core assembly comprises a valve core main body, an ejector pin, a sealing ring, a connecting piece and an elastic piece, the ejector pin is movably inserted in the valve core main body, a first concave position is arranged on the valve core main body, the sealing ring is arranged at the first concave position and is in interference fit with the first concave position, the ejector pin penetrates through the sealing ring and is in interference fit with the sealing ring, the connecting piece is connected with the valve core main body, the ejector pin penetrates through the connecting piece, the connecting piece can guide the up-and-down movement of the ejector pin, the elastic piece is sleeved on the ejector pin, and two ends of the elastic piece respectively act on the connecting piece and the ejector pin. The thimble guide device has the advantages that the thimble is guided to move up and down through the connecting piece, so that the possibility of deviation and inclination of the thimble is reduced, the possibility of clearance between the sealing ring and the valve core main body or the thimble is reduced, the structure is simple and reasonable, and the use reliability can be improved.
Description
Technical Field
The invention relates to the field of gas equipment, in particular to a valve core assembly, a gas valve and a stove.
Background
The gas cooker is a common gas appliance, which generally comprises a burner, a valve device, a pipeline system and other parts, wherein a valve core of a valve body is generally connected with an ejector pin by adopting a spring, the ejector pin is inserted in the valve core and sealed by a rubber sealing ring to prevent gas leakage, and when the cooker is used, the spring on the valve core is possibly deviated from the center due to continuous pressing of the ejector pin of the valve body for ignition or collision in the using process, so that the ejector pin is easy to deviate and incline, the rubber sealing ring deviates and inclines to generate a gap between the rubber sealing ring and the valve core or the ejector pin, the potential safety hazard of gas leakage exists, and the normal use of the cooker is influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the valve core assembly provided by the invention is simple and reasonable in structure, and can guide the up-and-down movement of the ejector pin by arranging the connecting piece, so that the use reliability is improved.
The invention also provides a gas valve with the valve core assembly.
The invention also provides a cooker with the gas valve.
The valve core assembly comprises a valve core main body, a thimble, a sealing ring, a connecting piece and an elastic piece, wherein the thimble is movably inserted in the valve core main body, a first concave position is arranged on the valve core main body, the sealing ring is arranged at the first concave position and is in interference fit with the first concave position, the thimble penetrates through the sealing ring and is in interference fit with the sealing ring, the connecting piece is connected with the valve core main body, the thimble penetrates through the connecting piece, the connecting piece can guide the up-and-down movement of the thimble, the elastic piece is sleeved on the thimble, and two ends of the elastic piece respectively act on the connecting piece and the thimble.
The valve core assembly provided by the embodiment of the invention has at least the following beneficial effects: when the valve core is used, the sealing ring is in interference fit with the ejector pin and the valve core main body respectively, so that sealing connection between the ejector pin and the valve core main body is realized, the ejector pin is pressed to move downwards and compress the elastic piece so as to push other connecting structures in the valve body to act, the pressing on the ejector pin is removed, the ejector pin can move upwards through the elastic piece to reset, the valve core main body is connected with the connecting piece, the ejector pin penetrates through the connecting piece, and the up-and-down movement of the ejector pin is guided by arranging the connecting piece, so that the possibility of deviation and inclination of the ejector pin is reduced, the possibility of generating a gap between the sealing ring and the valve core main body or the ejector pin is reduced, the structure is simple and reasonable, and the use reliability of the valve core is improved.
According to some embodiments of the present invention, a first limiting boss is disposed on an upper portion of the connecting member, an abutting portion is disposed on an upper portion of the thimble, an upper end of the elastic member abuts against the abutting portion, and a lower end of the elastic member is sleeved on the first limiting boss and abuts against the connecting member.
According to some embodiments of the invention, the resilient member is a tower spring.
According to some embodiments of the invention, a second limiting boss is arranged at the lower part of the connecting piece, extends into the first concave position and can be pressed against the sealing ring under the action of the elastic piece.
According to some embodiments of the invention, the second limit projection is in interference fit with the first recess.
According to some embodiments of the invention, a convex edge is arranged on the side of the connecting piece, a second concave position is arranged on the valve core main body, a step part is formed between the second concave position and the first concave position, and the convex edge extends into the second concave position and can abut against the step part under the action of the elastic piece.
According to some embodiments of the invention, the convex edge and the second concave portion are in an interference fit.
A gas valve according to an embodiment of the second aspect of the invention comprises a valve core assembly according to an embodiment of the first aspect of the invention described above.
The gas valve provided by the embodiment of the invention has the following beneficial effects: by adopting the valve core assembly, the possibility of offset and inclination of the ejector pin can be reduced, and the possibility of clearance between the sealing ring and the valve core main body or the ejector pin is reduced, so that the possibility of air leakage between the valve core main body and the ejector pin is reduced, and the use reliability is improved.
A hob according to an embodiment of the third aspect of the invention comprises a gas valve according to the above-mentioned embodiment of the second aspect of the invention.
The cooker provided by the embodiment of the invention has at least the following beneficial effects: by adopting the gas valve, the possibility of gas leakage between the valve core main body and the ejector pin can be reduced, the use reliability is improved, and the use safety performance of the cooker is convenient to improve.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a valve core assembly according to an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of the valve spool assembly of FIG. 1;
FIG. 3 is an exploded view of the valve spool assembly of FIG. 1;
FIG. 4 is a schematic cross-sectional view of the valve spool assembly of FIG. 3;
fig. 5 is a partial structural schematic view of a gas valve according to an embodiment of the present invention.
Reference numerals:
a valve body 100, a first recess 110, a second recess 120, and a step 130;
a thimble 200, a contact portion 210;
a seal ring 300;
the connecting piece 400, the first limit boss 410, the second limit boss 420 and the convex edge 430;
the elastic member 500.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions of orientation or positional relationship indicated as up, down, etc. are based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise specifically limited, terms such as set, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention by combining the specific contents of the technical solutions.
Referring to fig. 1 and 2, a valve core assembly includes a valve core main body 100, a thimble 200, a seal ring 300, a connecting member 400 and an elastic member 500, the thimble 200 is movably inserted in the valve core main body 100, the valve core main body 100 is provided with a first concave 110, the seal ring 300 is disposed in the first concave 110 and is in interference fit with the first concave 110, the thimble 200 is inserted in the seal ring 300 and is in interference fit with the seal ring 300, the connecting member 400 is connected to the valve core main body 100, the thimble 200 is inserted in the connecting member 400, the connecting member 400 can guide the up-and-down movement of the thimble 200, the elastic member 500 is sleeved on the thimble 200, and two ends of the elastic member 500 respectively act on the connecting member 400 and the thimble 200.
It can be understood that, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the sealing ring 300 is disposed in the first concave 110, an outer diameter of the sealing ring 300 is slightly larger than an inner diameter of the first concave 110, the inner diameter of the sealing ring 300 is slightly smaller than a diameter of the thimble 200, so that the sealing ring 300 is in interference fit with the thimble 200 and the valve core main body 100, respectively, to achieve a sealing connection therebetween, when in use, the thimble 200 is pressed to move downward and compress the elastic member 500, so as to push against other connection structures in the valve body, and then the thimble 200 is released from being pressed, the thimble 200 can move upward and return by the elastic member 500, the valve core main body 100 is connected with the connecting member 400, the connecting member 400 is provided with a through hole adapted to the thimble 200, the thimble 200 penetrates through the through hole to the connecting member 400, and the thimble 200 is guided by setting the connecting member 400 to move up and down, so as to reduce a possibility that the thimble 200 is tilted, the possibility of generating a gap between the seal ring 300 and the valve core main body 100 or the thimble 200 is reduced, the structure is simple and reasonable, and the use reliability of the present invention can be improved.
In practical application, the connecting element 400 may be configured with a through hole adapted to the thimble 200 to guide the up-and-down movement of the thimble 200, or may be configured with a through hole having a diameter larger than the diameter of the thimble 200, and a protruding structure is disposed in the through hole to abut against the sidewall of the thimble 200 to guide the up-and-down movement of the thimble 200, and may be specifically changed according to actual needs, as long as it can guide the up-and-down movement of the thimble 200, and is not limited herein; the specific structure of the connector 400 and the specific connection manner between the connector 400 and the valve body 100 can be set according to actual application requirements, and will not be described in detail herein, and will be described in detail below.
In some embodiments, the upper portion of the connecting element 400 is provided with a first limiting boss 410, the upper portion of the thimble 200 is provided with an abutting portion 210, the upper end of the elastic element 500 abuts against the abutting portion 210, and the lower end of the elastic element 500 is sleeved on the first limiting boss 410 and abuts against the connecting element 400.
It can be understood that, as shown in fig. 2, 3 and 4, the upper end of the elastic element 500 abuts against the abutting portion 210, the lower end of the elastic element 500 is sleeved on the first limiting boss 410 and abuts against the connecting element 400, and the first limiting boss 410 is arranged, so that the connection stability of the elastic element 500 is improved, the elastic element 500 is prevented from deviating from the center, the possibility of the thimble 200 deviating and inclining is further reduced, and the use reliability is improved. During practical application, the specific shape and size of the first limiting boss 410 can be set according to practical use requirements, and an annular clamping groove can be further formed in the first limiting boss 410 to clamp the lower end of the elastic part 500, so that the connection stability of the elastic part 500 is further improved.
In some embodiments, the resilient member 500 is a tower spring. It can be appreciated that, as shown in fig. 1, fig. 2 and fig. 3, the elastic element 500 is a tower-shaped spring, which can bear a large axial pressure and has a certain radial bending deformation resistance, so as to further reduce the possibility of the deflection and inclination of the thimble 200, improve the reliability of use and facilitate use. In practical applications, the elastic member 500 may also be a cylindrical compression spring, and may be set according to practical needs.
In some embodiments, the lower portion of the connecting member 400 is provided with a second limit boss 420, and the second limit boss 420 extends into the first recess 110 and can be pressed against the sealing ring 300 by the elastic member 500.
It can be understood that, as shown in fig. 2 and fig. 4, the second limiting boss 420 extends into the first concave portion 110 and can be pressed against the sealing ring 300 under the action of the elastic member 500, so as to further fix the sealing ring 300, which is beneficial to reducing the possibility of the sealing ring 300 deviating and inclining, further reducing the possibility of a gap between the sealing ring 300 and the valve element main body 100 or the thimble 200, and improving the reliability of use. In practical applications, the specific shape and size of the second limiting protrusion 420 can be set according to practical usage requirements, and is not limited herein.
In some embodiments, the second retention boss 420 is an interference fit with the first recess 110 (not shown). By the interference fit between the second limiting boss 420 and the first concave 110, the stability of the connection between the connector 400 and the valve core main body 100 is improved, the connector 400 is prevented from loosening, the stability of the connection structure is improved, and the use is facilitated. In practice, the second limit projection 420 and the first recess 110 may also be in a transition fit or a clearance fit, which will be understood by those skilled in the art.
In some embodiments, a convex edge 430 is disposed on a side of the connecting member 400, a second concave portion 120 is disposed on the valve core main body 100, the second concave portion 120 is disposed above the first concave portion 110 and forms a step portion 130 with the first concave portion 110, and the convex edge 430 extends into the second concave portion 120 and can abut against the step portion 130 under the action of the elastic member 500.
It can be understood that, as shown in fig. 2, fig. 3 and fig. 4, the side of the connecting member 400 extends and protrudes along the radial direction to form an annular convex edge 430, the second concave portion 120 is disposed above the first concave portion 110, and the diameter of the second concave portion 120 is greater than that of the first concave portion 110, so that a step portion 130 is formed between the second concave portion 120 and the first concave portion 110, and the convex edge 430 extends into the second concave portion 120 and can abut against the step portion 130 under the action of the elastic member 500, thereby improving the stability of the connection between the connecting member 400 and the valve core main body 100, facilitating to avoid the looseness of the connecting member 400, improving the stability of the connection structure of the present invention, and facilitating to position and install the connecting member 400 during installation, and facilitating to use. In practical applications, the specific shape and size of the convex edge 430 can be set according to practical needs, and is not limited herein.
In some embodiments, the raised edge 430 has an interference fit with the second recess 120. It can be understood that, as shown in fig. 2, by providing the interference fit between the convex edge 430 and the second concave portion 120, the stability of the connection between the connection member 400 and the valve core main body 100 is further improved, which is beneficial to avoiding the connection member 400 from loosening, improving the stability of the connection structure of the present invention, and facilitating the use. In practice, the convex edge 430 and the second concave portion 120 may also be a transition fit or a clearance fit, which will be understood by those skilled in the art.
A gas valve according to an embodiment of the second aspect of the present invention, as shown in figure 5, comprises a valve core assembly according to an embodiment of the first aspect of the present invention described above.
According to the gas valve of the embodiment of the invention, by adopting the valve core assembly, the possibility of offset and inclination of the thimble 200 can be reduced, the possibility of a gap between the sealing ring 300 and the valve core main body 100 or the thimble 200 can be reduced, the possibility of air leakage between the valve core main body 100 and the thimble 200 can be reduced, and the use reliability can be improved.
Since other constructions of the gas valve of the embodiments of the present invention are known to those of ordinary skill in the art, they will not be described in detail herein.
A hob according to an embodiment of the third aspect of the invention comprises a gas valve according to the above-mentioned embodiment of the second aspect of the invention.
According to the kitchen range provided by the embodiment of the invention, by adopting the gas valve, the possibility of air leakage between the valve core main body 100 and the thimble 200 can be reduced, the use reliability is improved, and the use safety performance of the kitchen range is conveniently improved.
Since other constructions of cooktops according to embodiments of the present invention are known to those of ordinary skill in the art, they will not be described in detail herein.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. A valve cartridge assembly, comprising:
a valve body (100);
the thimble (200) is movably inserted into the valve core main body (100);
the valve core main body (100) is provided with a first concave position (110), the sealing ring (300) is arranged at the first concave position (110) and is in interference fit with the first concave position (110), and the thimble (200) penetrates through the sealing ring (300) and is in interference fit with the sealing ring (300);
a connector (400) connected to the valve body (100), wherein the thimble (200) is inserted into the connector (400), and the connector (400) can guide the up-and-down movement of the thimble (200);
elastic component (500), the cover is located thimble (200), the both ends of elastic component (500) act on respectively connecting piece (400) with thimble (200), the lower part of connecting piece (400) is equipped with spacing boss (420) of second, spacing boss (420) of second stretch into to first concave position (110) and can be in elastic component (500) effect down support press in sealing washer (300).
2. The valve core assembly of claim 1,
the upper portion of connecting piece (400) is equipped with first spacing boss (410), the upper portion of thimble (200) is equipped with butt portion (210), the upper end butt of elastic component (500) in butt portion (210), the lower pot head of elastic component (500) is located first spacing boss (410) and butt in connecting piece (400).
3. The valve core assembly of claim 1,
the elastic piece (500) is a tower-shaped spring.
4. The valve core assembly of claim 1,
the second limit boss (420) is in interference fit with the first concave position (110).
5. The valve core assembly of claim 1,
the side of connecting piece (400) is equipped with chimb (430), be equipped with second concave position (120) on case main part (100), second concave position (120) set up in the top of first concave position (110) and with be formed with step portion (130) between first concave position (110), chimb (430) stretch into to second concave position (120) and can be in under the effect of elastic component (500) butt in step portion (130).
6. The valve core assembly of claim 5,
the convex edge (430) and the second concave position (120) are in interference fit.
7. A gas valve including a cartridge assembly according to any one of claims 1 to 6.
8. Hob, characterized in comprising a gas valve according to claim 7.
Priority Applications (1)
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CN202110167015.7A CN112963556B (en) | 2021-02-05 | 2021-02-05 | Valve element assembly, gas valve and stove |
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CN202110167015.7A CN112963556B (en) | 2021-02-05 | 2021-02-05 | Valve element assembly, gas valve and stove |
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CN112963556A CN112963556A (en) | 2021-06-15 |
CN112963556B true CN112963556B (en) | 2022-08-30 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106286910A (en) * | 2016-08-25 | 2017-01-04 | 湖北三江航天红峰控制有限公司 | A kind of angle check valve for high temperature and high pressure gas |
CN205937959U (en) * | 2016-05-17 | 2017-02-08 | 宁波来特燃气具有限公司 | Gas valve with fire control keeps off bit architecture |
CN206626197U (en) * | 2017-02-17 | 2017-11-10 | 宁波来特燃气具有限公司 | Light a fire reliable gas valve |
CN206988458U (en) * | 2017-06-27 | 2018-02-09 | 中山市聚德燃气阀门有限公司 | Gas valve provided with ejector rod guide device |
CN109058518A (en) * | 2018-08-28 | 2018-12-21 | 宁波来特燃气具有限公司 | Electric and gas dual purpose gas valve |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES1062961Y (en) * | 2006-05-16 | 2006-12-01 | Coprecitec Sl | ROTARY GAS TAP WITH AN INTEGRATED ELECTROMAGNETIC VALVE |
-
2021
- 2021-02-05 CN CN202110167015.7A patent/CN112963556B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205937959U (en) * | 2016-05-17 | 2017-02-08 | 宁波来特燃气具有限公司 | Gas valve with fire control keeps off bit architecture |
CN106286910A (en) * | 2016-08-25 | 2017-01-04 | 湖北三江航天红峰控制有限公司 | A kind of angle check valve for high temperature and high pressure gas |
CN206626197U (en) * | 2017-02-17 | 2017-11-10 | 宁波来特燃气具有限公司 | Light a fire reliable gas valve |
CN206988458U (en) * | 2017-06-27 | 2018-02-09 | 中山市聚德燃气阀门有限公司 | Gas valve provided with ejector rod guide device |
CN109058518A (en) * | 2018-08-28 | 2018-12-21 | 宁波来特燃气具有限公司 | Electric and gas dual purpose gas valve |
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