CN212377968U - Nozzle for gas stove ejector - Google Patents
Nozzle for gas stove ejector Download PDFInfo
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- CN212377968U CN212377968U CN202020485015.2U CN202020485015U CN212377968U CN 212377968 U CN212377968 U CN 212377968U CN 202020485015 U CN202020485015 U CN 202020485015U CN 212377968 U CN212377968 U CN 212377968U
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- valve core
- valve
- fuel gas
- nozzle
- gas outlet
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Abstract
The utility model relates to a nozzle for gas-cooker ejector, this nozzle for gas-cooker ejector, first case is arranged to slide around relative valve pocket and export with the shutoff or open the first gas that neighbouring valve body antetheca peripheral position was arranged, and first elastic component then is used in first case, makes first case have all the time and moves forward with the shutoff the trend of first gas export. The utility model has the advantages that: the design of first gas export can be so that strike the antetheca of the gas very first time of valve body front side and valve body and strike, later through arranging the peripheral first gas export of valve body antetheca and flow out slowly for the gas has sufficient time and air to contact, has guaranteed the abundant burning of gas.
Description
Technical Field
The utility model relates to a gas-cooker field especially relates to a nozzle for gas-cooker ejector.
Background
The gas stove is a common kitchen ware in daily life, and the ejector is one of core components of the gas stove and is used for mixing gas and air to form certain pressure, so that resistance loss of a channel is overcome, certain speed is obtained at a fire hole outlet, heat flow required by the burner is ensured, and stability of burning flame is ensured.
When the existing gas stove is used, the center of the front wall of the injection pipe is usually arranged at the position of a gas outlet of the existing gas stove, if Chinese utility model patent with the patent number of CN201420095678.8 discloses an adjustable gas nozzle, the gas nozzle comprises a pipeline, the front end of the pipeline is provided with an air inlet nozzle, the air inlet nozzle is provided with an air inlet, the rear end of the pipeline is provided with an air outlet nozzle, the gas nozzle is arranged in the air inlet nozzle, an annular air outlet belt is arranged between a valve seat and a valve core, the front end of the annular air outlet belt on the valve seat is sequentially provided with a buffer chamfer and a buffer cavity, and the valve core is provided with an air outlet hole matched with the buffer cavity. Although the gas injection mode realizes the supply of gas, the direct injection mode enables the gas to flow out from the outlet rapidly, the gas is not fully exchanged with air, the phenomenon of backfire or insufficient combustion is easy to occur, the gas utilization rate is low, and potential safety hazards such as flame extinguishment exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the first technical problem to provide a nozzle that is used for gas-cooker ejector that can effectually slow down the gas velocity of flow to the current situation of prior art.
The utility model aims to solve the second technical problem to prior art's current situation, provide a nozzle that is used for gas-cooker ejector that gives vent to anger evenly and can adjust firepower.
The utility model aims to solve the third technical problem to provide a gas supply is continuous, can not cutoff be used for gas-cooker ejector's nozzle to prior art's current situation.
The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the nozzle for the gas stove ejector comprises
The valve body is internally hollow to form a valve cavity, a gas inlet communicated with the valve cavity is formed in the side wall of the valve body, a first gas outlet is penetratingly formed in the position, close to the periphery, of the front wall of the valve body along the wall thickness direction, and the gas inlet is communicated with the first gas outlet through a flow passage;
the first valve core is arranged in the valve cavity and is arranged to slide back and forth relative to the valve cavity so as to seal or open the first fuel gas outlet;
the first elastic piece is arranged in the valve cavity and acts on the first valve core, so that the first valve core always has the tendency of moving forwards to block the first gas outlet.
In order to further solve the second technical problem, the utility model discloses the technical scheme who adopts does: preferably, the first valve core has a central through hole, the sidewall of the first valve core is further provided with a diversion port communicating the flow passage with the central through hole, and the front wall of the valve body is provided with a second fuel gas outlet at the central position, corresponding to the second fuel gas outlet, and further comprising:
a second spool disposed within the central through-hole and arranged to slide back and forth within the central through-hole to close or open the second gas outlet; and
and the second elastic element is arranged in the valve cavity and acts on the second valve core, so that the first valve core always has the tendency of moving forwards to seal the second fuel gas outlet.
In order to facilitate the two valve cores to be assembled in the valve cavity and prevent the valve body from leaking air, preferably, the rear part of the valve cavity is provided with an opening, a sealing plug for plugging the valve cavity is arranged at the opening of the valve cavity, one end of the second elastic piece abuts against the second valve core, and the other end of the second elastic piece abuts against the sealing plug; one end of the first elastic piece is abutted against the first valve core, and the other end of the first elastic piece is abutted against the sealing plug.
In order to ensure that the elastic part can provide relatively stable driving force for the two valve cores, the first elastic part and the second elastic part are both springs, a first caulking groove for locally accommodating the second elastic part is formed in the rear wall, adjacent to the sealing plug, of the second valve core, and a second caulking groove which is arranged corresponding to the first caulking groove is formed in the front wall of the sealing plug in a state that the sealing plug is installed on the valve body; a flange is convexly arranged on the rear end face of the first valve core backwards, correspondingly, a ring wall is convexly arranged on the front end of the sealing plug forwards, and two ends of the first elastic piece are respectively sleeved on the ring wall and the flange.
In order to avoid the blockage of the single fuel gas outlet, the first fuel gas outlet is at least two and is arranged at intervals along the circumferential direction of the second fuel gas outlet.
In order to further solve the third technical problem, the utility model discloses the technical scheme who adopts is: the second gas outlet is a stepped hole, and the caliber of the outlet end of the stepped hole is smaller than that of the inlet end of the stepped hole. The arrangement of the stepped hole can ensure that the second gas outlet is not blocked, and ensure that small gas flow can pass through without cutting off.
In order to further avoid the gas flow interruption caused by the blockage of the second gas outlet, the front end of the second valve core is provided with a blocking part used for extending into the inlet end of the stepped hole, and the diameter of the blocking part is smaller than the caliber of the inlet end of the stepped hole.
In order to ensure that the second valve core cannot excessively move downwards, the outer wall of the blocking part is convexly provided with a blocking edge which limits the second valve core from excessively moving downwards along the radial direction of the blocking part, and the distance from the front end of the blocking edge to the front end of the blocking part is not more than the depth of the inlet end of the stepped hole.
In order to ensure that the two valve cores can actively move backwards when needed, so as to realize the adjustment of the fire power, the fire power adjusting device further comprises an actuating piece which acts on the second valve core or/and the first valve core, so that the second valve core or/and the first valve core can move backwards.
In order to ensure that stable acting force can be provided for the two valve cores to enable the two valve cores to move backwards, the actuating piece is an electromagnet and is arranged in the valve body and arranged on the periphery of the first valve core, and a step for accommodating the electromagnet is correspondingly formed on the inner wall of the valve cavity.
Compared with the prior art, the utility model has the advantages of: in the nozzle for the gas stove ejector, the first valve core is arranged to slide back and forth relative to the valve cavity to seal or open the first gas outlet arranged at the position close to the periphery of the front wall of the valve body, and the first elastic piece acts on the first valve core, so that the first valve core always has the tendency of moving forwards to seal the first gas outlet. The design of first gas export like this can be so that the gas very first time that dashes the valve body front side strikes with the antetheca of valve body, flows slowly via arranging the peripheral first gas export of valve body antetheca afterwards for the gas has sufficient time to contact with the air, has guaranteed the abundant burning of gas.
Drawings
Fig. 1 is a schematic view of the overall structure of a nozzle in an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of FIG. 1 from another angle;
FIG. 3 is a sectional view of the overall structure of a nozzle according to an embodiment of the present invention;
FIG. 4 is an exploded view of FIG. 3 from another angle;
fig. 5 is a schematic view of the overall structure of the second valve element in the embodiment of the present invention;
fig. 6 is a schematic view of the whole structure of the sealing plug in the embodiment of the present invention;
fig. 7 is a schematic view of the overall structure of the first valve element in the embodiment of the present invention;
fig. 8 is a cross-sectional view of the whole structure of the valve body in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 8, in a preferred embodiment of the present invention, the nozzle for the gas stove injector comprises a valve body 1, a first valve core 3, a second valve core 2, a first elastic member 41, a second elastic member 42, and an actuating member 5. The valve body 1 is hollow to form a valve cavity 1a, a gas inlet 13 communicated with the valve cavity 1a is formed in the side wall of the valve body 1, a first gas outlet 11 is formed in the position, close to the periphery, of the front wall of the valve body 1 in a penetrating mode along the wall thickness direction, and the gas inlet 13 is communicated with the first gas outlet 11 through a flow passage 1 b; and the rear part of the valve cavity 1a is provided with an opening, and the opening of the valve cavity 1a is provided with a sealing plug 6 for plugging the valve cavity 1 a.
The first valve core 3 is arranged in the valve cavity 1a and is arranged to slide back and forth relative to the valve cavity 1a to close or open the first gas outlet 11, and the first elastic member 41 is arranged in the valve cavity 1a and acts on the first valve core 3, so that the first valve core 3 always has the tendency of moving forward to close the first gas outlet 11. Like this first gas export 11's design, can be so that the gas that dashes to the valve body 1 front side very first time and the antetheca of valve body 1 strike, later through arranging the peripheral first gas export 11 slow outflow of valve body 1 antetheca for the gas has sufficient time and air to contact, has guaranteed the abundant burning of gas.
In this embodiment, on the basis of ensuring the uniform combustion of the fuel gas, the adjustment of the fire power can be realized, the first valve core 3 has a central through hole 3a, the side wall of the first valve core 3 is further provided with a flow passage 1b and the central through hole 3a communicated with a diversion port 3b, and the front wall of the valve body 1 is provided with a second fuel gas outlet 12 at the central position, which corresponds to the second fuel gas outlet 12; the second valve core 2 is arranged in the central through hole 3a and is arranged to slide back and forth in the central through hole 3a to close or open the second fuel gas outlet 12, and the second elastic member 42 is arranged in the valve cavity 1a and acts on the second valve core 2, so that the first valve core 3 always has the tendency to move forward to close the second fuel gas outlet 12. The design that the second valve core 2 is matched with the second elastic piece 42 to further block the second fuel gas outlet 12 can simultaneously open the first fuel gas outlet 11 and the second fuel gas outlet 12 when large firepower is needed, and open one of the first fuel gas outlet 11 and the second fuel gas outlet 12 when small firepower is needed, and in order to be matched with the first valve core 3 and the second valve core 2 for use, the first fuel gas outlet 11 is at least two and is arranged at intervals along the circumferential direction of the second fuel gas outlet 12.
In this embodiment, the opening and closing of the two gas outlets can be realized by different forms of power sources, and in actual production, a suitable power source can be adopted according to actual needs such as production cost, and in this embodiment, the first valve core 3 and the second valve core 2 are both driven by the actuating member 5, and the actuating member 5 can control the two to move backwards independently or synchronously. Of course, the actuating member 5 can also adopt different driving forms, and the actuating member 5 in this embodiment is an electromagnet, which is disposed in the valve body 1 and arranged at the periphery of the first valve core 3, and a step 1c for accommodating the electromagnet is correspondingly formed on the inner wall of the valve cavity 1 a.
In the present embodiment, one end of the second elastic member 42 abuts against the second valve core 2, the other end abuts against the sealing plug 6, and one end of the first elastic member 41 abuts against the first valve core 3, and the other end abuts against the sealing plug 6; specifically, the first elastic element 41 and the second elastic element 42 are both springs, a first caulking groove 21 for partially accommodating the second elastic element 42 is formed in the rear wall of the second valve core 2 adjacent to the sealing plug 6, and a second caulking groove 61 arranged corresponding to the first caulking groove 21 is formed in the front wall of the sealing plug 6 in the state that the sealing plug 6 is mounted on the valve body 1; a flange 31 is convexly arranged on the rear end surface of the first valve core 3 backwards, correspondingly, an annular wall 62 is convexly arranged on the front end of the sealing plug 6 forwards, and two ends of the first elastic element 41 are respectively sleeved on the annular wall 62 and the flange 31.
In this embodiment, the second fuel gas outlet 12 is a stepped hole, the diameter of the outlet end of the stepped hole is smaller than that of the inlet end of the stepped hole, the front end of the second valve core 2 is provided with a blocking portion 22 for extending into the inlet end of the stepped hole, and the diameter of the blocking portion 22 is smaller than that of the inlet end of the stepped hole, so that the stepped hole is configured to ensure that the second fuel gas outlet 12 is not blocked, and ensure that small air flow always passes through and the flow is not interrupted, in addition, the outer wall of the blocking portion 22 is provided with a blocking edge 221 for limiting the second valve core 2 from excessively moving downwards in a protruding manner along the radial direction of the blocking portion 22, and in order to ensure that the second valve core does not excessively move downwards, the distance from the front end of the blocking portion 221 to the front end of the blocking portion.
Claims (10)
1. The utility model provides a nozzle for gas-cooker ejector which characterized in that: comprises that
The fuel gas valve comprises a valve body (1), a valve cavity (1a) is formed in the valve body (1) in a hollow mode, a fuel gas inlet (13) communicated with the valve cavity (1a) is formed in the side wall of the valve body (1), a first fuel gas outlet (11) is formed in the position, close to the periphery, of the front wall of the valve body (1) in a penetrating mode along the wall thickness direction, and the fuel gas inlet (13) is communicated with the first fuel gas outlet (11) through a flow channel (1 b);
the first valve core (3) is arranged in the valve cavity (1a) and is arranged to slide back and forth relative to the valve cavity (1a) to seal or open the first fuel gas outlet (11);
the first elastic piece (41) is arranged in the valve cavity (1a) and acts on the first valve core (3), so that the first valve core (3) always has the tendency of moving forwards to block the first fuel gas outlet (11).
2. The nozzle of claim 1, wherein: the first valve core (3) is provided with a central through hole (3a), the side wall of the first valve core (3) is also provided with a flow guide port (3b) to communicate the flow channel (1b) with the central through hole (3a), meanwhile, the front wall of the valve body (1) is provided with a second fuel gas outlet (12) at the central position, and the first valve core corresponds to the second fuel gas outlet (12), and the first valve core further comprises:
a second valve core (2) arranged in the central through hole (3a) and arranged to slide back and forth in the central through hole (3a) to close or open the second fuel gas outlet (12); and
and the second elastic piece (42) is arranged in the valve cavity (1a) and acts on the second valve core (2) to ensure that the first valve core (3) always has the tendency of moving forwards to seal the second fuel gas outlet (12).
3. The nozzle of claim 2, wherein: an opening is formed in the rear part of the valve cavity (1a), a sealing plug (6) used for plugging the valve cavity (1a) is arranged at the opening of the valve cavity (1a), one end of the second elastic piece (42) abuts against the second valve core (2), and the other end of the second elastic piece abuts against the sealing plug (6); one end of the first elastic piece (41) is abutted against the first valve core (3), and the other end of the first elastic piece is abutted against the sealing plug (6).
4. The nozzle of claim 3, wherein: the first elastic piece (41) and the second elastic piece (42) are both springs, a first caulking groove (21) for partially accommodating the second elastic piece (42) is formed in the rear wall, adjacent to the sealing plug (6), of the second valve core (2), and a second caulking groove (61) which is arranged corresponding to the first caulking groove (21) in the state that the sealing plug (6) is installed on the valve body (1) is formed in the front wall of the sealing plug (6); a flange (31) is convexly arranged on the rear end face of the first valve core (3) backwards, correspondingly, a circular wall (62) is convexly arranged on the front end of the sealing plug (6) forwards, and two ends of the first elastic piece (41) are respectively sleeved on the circular wall (62) and the flange (31).
5. The nozzle of claim 2, wherein: the number of the first fuel gas outlets (11) is at least two, and the first fuel gas outlets are arranged at intervals along the circumferential direction of the second fuel gas outlets (12).
6. The nozzle of claim 5, wherein: the second gas outlet (12) is a stepped hole, and the caliber of the outlet end of the stepped hole is smaller than that of the inlet end of the stepped hole.
7. The nozzle of claim 6, wherein: the front end of the second valve core (2) is provided with a blocking part (22) used for extending into the inlet end of the stepped hole, and the diameter of the blocking part (22) is smaller than the caliber of the inlet end of the stepped hole.
8. The nozzle of claim 7, wherein: and a blocking edge (221) for limiting the second valve core (2) to move downwards excessively is arranged on the outer wall of the blocking part (22) in a protruding mode along the radial direction of the blocking part (22), and the distance from the front end of the blocking edge (221) to the front end of the blocking part (22) is not larger than the depth of the inlet end of the stepped hole.
9. The nozzle of any one of claims 2 to 8, wherein: the brake device also comprises an actuating piece (5) which acts on the second valve core (2) or/and the first valve core (3) so as to enable the second valve core (2) or/and the first valve core (3) to move backwards.
10. The nozzle of claim 9, wherein: the actuating piece (5) is an electromagnet and is arranged in the valve body (1) and arranged on the periphery of the first valve core (3), and a step (1c) for accommodating the electromagnet is correspondingly arranged on the inner wall of the valve cavity (1 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020485015.2U CN212377968U (en) | 2020-04-03 | 2020-04-03 | Nozzle for gas stove ejector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020485015.2U CN212377968U (en) | 2020-04-03 | 2020-04-03 | Nozzle for gas stove ejector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377968U true CN212377968U (en) | 2021-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020485015.2U Active CN212377968U (en) | 2020-04-03 | 2020-04-03 | Nozzle for gas stove ejector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518370A (en) * | 2023-07-03 | 2023-08-01 | 广东万和新电气股份有限公司 | Burner with a burner body |
-
2020
- 2020-04-03 CN CN202020485015.2U patent/CN212377968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518370A (en) * | 2023-07-03 | 2023-08-01 | 广东万和新电气股份有限公司 | Burner with a burner body |
| CN116518370B (en) * | 2023-07-03 | 2023-10-10 | 广东万和新电气股份有限公司 | Burner with a burner body |
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