CN212227115U - Die-casting furnace end and gas stove using same - Google Patents

Abstract

The utility model discloses a die-casting furnace end and use its gas-cooker, include: the head part is provided with a fuel gas output channel; the injection pipe and the head are integrally formed in a die-casting mode, and one end, far away from the head, of the injection pipe is a fuel gas inlet; the first core-pulling technical hole is formed in the position, intersecting the extension line of the head and the ejector pipe, of one side wall surface far away from the ejector pipe, and is communicated with the inside of the ejector pipe; and the sealing element is connected with the head part to seal the first core-pulling technical hole. Through head and the integrative die-casting shaping of penetrating pipe, the head need not to be connected alone with penetrating the pipe to first fabrication hole of loosing core can set up in one side that the head was processed easily, and then is favorable to the manipulator to operate and then uses mechanical automated processing, realizes production automation, improves production efficiency.

Description

Die-casting furnace end and gas stove using same

Technical Field

The utility model relates to a gas-cooker field, in particular to die-casting furnace end and use its gas-cooker.

Background

The burner is used as a core component of a gas stove, and gas and air are required to be fully mixed to enable the gas to be fully combusted, wherein the air tightness of the burner is one of guarantee for stable combustion of the gas. In the prior art, a common furnace end comprises a head part and two injection pipes, the head part and the three parts of the two injection pipes are manufactured separately and then connected to form a whole, however, the structure of the joint of the head part and the two injection pipes is complex, and a mechanical arm is difficult to stretch into, so that the position of the joint cannot be machined by mechanical automation, the machining difficulty of the joint is high, and the problem of poor air tightness is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a die-casting furnace end and use its gas-cooker, the furnace end has the gas tightness height, can be by mechanical automation processing's advantage.

According to the utility model discloses a die-casting furnace end of first aspect embodiment, include: the head part is provided with a fuel gas output channel; the injection pipe and the head are integrally formed in a die-casting mode, and one end, far away from the head, of the injection pipe is a fuel gas inlet; the first core-pulling technical hole is formed in the position, intersecting the extension line of the head and the ejector pipe, of one side wall surface far away from the ejector pipe, and is communicated with the inside of the ejector pipe; and the sealing element is connected with the head part to seal the first core-pulling technical hole.

According to the utility model discloses die-casting furnace end has following beneficial effect at least: through the head with draw and penetrate integrative die-casting shaping of pipe, and the head is provided with the structure of first fabrication hole of loosing core, make at the die-casting in-process, can form the gas passageway in drawing and penetrating pipe and head with the mode of loosing core, and the gas passageway communicates with the gas output channel of head, need not alone to be connected with drawing and penetrating the pipe with this structure head, be favorable to improving the gas tightness, simultaneously through the first fabrication hole of loosing core of sealing member shutoff, the simple structure of sealing member shutoff department and first fabrication hole of loosing core can set up in one side of the easy processing of head, and then be favorable to the manipulator to operate and then use mechanical automated processing, realize the production automation, and the production efficiency is improved.

According to some embodiments of the utility model, draw and penetrate the pipe and be provided with the narrowing section and expand wide section, the narrowing section with the gas entry intercommunication, expand wide section with gas delivery channel intercommunication, the narrowing section is followed the gas entry is past the head direction is narrowed, it follows to expand wide section the gas entry is past the head direction widens.

According to some embodiments of the utility model, the gas output passageway includes central gas output passageway and outer loop gas output passageway, draw the quantity of penetrating the pipe to be two, one of them draw penetrate the pipe and draw to penetrate the pipe for the center, another draw penetrate the pipe and draw to penetrate the pipe for the outer loop, the center draw penetrate the pipe with central gas output passageway intercommunication forms central gas passageway, the outer loop draw penetrate the pipe with outer loop gas output passageway intercommunication forms outer loop gas passageway.

According to some embodiments of the invention, a connection mechanism is provided between the head and the sealing member for connecting the two.

According to some embodiments of the utility model, coupling mechanism sets up including an organic whole a plurality of on the head encircles the first connection riveting body that first fabrication hole edge circumference of loosing core was arranged, be provided with on the sealing member with the first mounting hole that first connection riveting body matches, first connection riveting body passes first mounting hole with the sealing member is riveted.

According to the utility model discloses a some embodiments, the sealing member is provided with and can stretches into the protruding piece of first fabrication hole of loosing core, the periphery profile of protruding piece with the inner wall profile phase-match of first fabrication hole of loosing core, be provided with on the inner wall face of first fabrication hole of loosing core be used for with the interior step of protruding piece looks butt, protruding piece orientation be provided with gas guide inclined plane portion on the lateral wall of first fabrication hole of loosing core.

According to some embodiments of the utility model, still include wind door plant and baffle, the wind door plant set up in the gas entrance, be provided with ventilation hole and nozzle fixed orifices on the wind door plant, the baffle with wind door plant swing joint is in order to adjust the open area size in ventilation hole.

According to some embodiments of the utility model, be provided with location punch combination on the wind door plant, the baffle be provided with the location lug that location punch combination matches, still be provided with the restriction on the wind door plant baffle turned angle's spacing post.

According to some embodiments of the utility model, draw and penetrate the pipe and be in gas entrance an organic whole is provided with the second and connects the riveting body, be provided with on the aerofoil board with the second is connected the second mounting hole that the riveting body matches, the second is connected the riveting body and is passed the second mounting hole with the aerofoil board is riveted.

According to the utility model discloses a second aspect embodiment gas-cooker, including last furnace body, dispose foretell die-casting furnace end in the furnace body.

According to the utility model discloses gas-cooker has following beneficial effect at least: the furnace end passes through the head and draws the integrative die-casting shaping structure of penetrating the pipe, and the gas tightness is strong, is favorable to improving the combustion performance who fires burning furnace, and the closing plate of furnace end is connected with the head in addition and can accomplish through mechanical automation processing, and production efficiency is high.

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 perspective view of one embodiment of the present invention;

fig. 2 is an exploded perspective view of one embodiment of the present invention;

fig. 3 is an exploded perspective view of another angle according to one embodiment of the present invention;

fig. 4 is a front view of the present invention;

fig. 5 is a rear view of the present invention;

fig. 6 is a top view of the present invention.

Reference numerals:

a head portion 100; a gas output passage 110; a central gas outlet channel 111; an outer ring gas output passage 112; a first core pulling fabrication hole 120; an inner step 121; a first connecting rivet 130; a gas inlet 210; a narrowed section 220; a widening section 230; a central ejector tube 240; an outer ring ejector tube 250; a second connecting rivet 260; a sealing member 300; a first mounting hole 310; a raised block 320; a gas guide slope 321; a damper panel 400; a vent hole 410; a nozzle fixing hole 420; a set of fixed holes 430; a stopper post 440; and a second mounting hole 450.

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 function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and 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.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 to 3 and fig. 6, according to the utility model discloses a die-casting furnace end includes: a head 100 provided with a gas output passage 110; the injection pipe 200 and the head part 100 are integrally formed in a die-casting mode, and a gas inlet 210 is formed in one end, far away from the head part 100, of the injection pipe 200; the first core-pulling technical hole 120 is formed in a side wall surface, which is intersected with the extension line of the head 100 and the injection pipe 200 and is far away from the injection pipe 200, and the first core-pulling technical hole 120 is communicated with the inside of the injection pipe 200; and a sealing member 300 connected to the head 100 to block the first core-pulling process hole 120.

Through head 100 with draw and penetrate integrative die-casting shaping of pipe 200, and the head is provided with the structure of first fabrication hole of loosing core 120, make in the die-casting process, can form the gas passageway in drawing and penetrating pipe 200 and head 100 with the mode of loosing core, and the gas passageway communicates with the gas output channel 110 of head 100, need not alone to be connected with drawing and penetrating pipe 200 with this structure head 100, be favorable to improving the gas tightness, simultaneously through the first fabrication hole of loosing core 120 of sealing member 300 shutoff, the simple structure of sealing member 300 shutoff department and first fabrication hole of loosing core 120 can set up in the one side of head 100 easy to process, and then be favorable to the manipulator to operate and then use mechanical automated processing, realize the production automation, the improvement production efficiency.

In addition, the extension line of the injection pipe 200 is virtual and is used for describing the position of the first core-pulling process hole 120. The gas inlet 210 may be formed by a second core-pulling process hole, that is, the injection pipe 200 is provided with the second core-pulling process hole, and the gas inlet 210 is formed in a core-pulling manner in the die-casting process.

Referring to fig. 1, 2 and 6, in some embodiments of the present invention, the injection pipe 200 is provided with a narrowing section 220 and a widening section 230, the narrowing section 220 is communicated with the gas inlet 210, the widening section 230 is communicated with the gas output passage 110, the narrowing section 220 narrows from the gas inlet 210 toward the head 100, and the widening section 230 widens from the gas inlet 210 toward the head 100.

The gas enters the narrowing section 220 after flowing in from the gas inlet 210, and the cross sectional area of the narrowing section 220 is gradually reduced, so that the flow rate of the gas is increased, the gas with high flow rate can generate low pressure nearby, and then the atmospheric pressure drives the air to flow to the low pressure part, namely, the air automatically flows to the gas inlet 210 and is mixed with the gas. The gas and air are mixed and then flow to the widening section 230, and the cross section area of the widening section 230 is gradually increased, so that the flow speed of the mixed gas is reduced, high pressure is generated in the widening section 230, and the mixed gas can be sprayed out from the gas output channel 110 to be combusted. Through the process, the structure that the narrow section 220 and the wide section 230 are arranged through the injection pipe 200 can enable gas to be fully mixed with air, so that the gas can be fully combusted, the mixed gas can be stably sprayed out from the gas output channel 110, and the stability of combustion can be maintained.

Referring to fig. 1 to 3 and fig. 6, in some embodiments of the present invention, the gas output channel 110 includes a central gas output channel 111 and an outer ring gas output channel 112, the number of the injection pipes 200 is two, one of them is the central injection pipe 200, the other injection pipe 200 is the outer ring injection pipe 250, the central injection pipe 240 is communicated with the central gas output channel 111 to form a central gas channel, and the outer ring injection pipe 250 is communicated with the outer ring gas output channel 112 to form an outer ring gas channel.

In order to control the fire more flexibly, the head 100 is provided with a central gas output channel 111 and an outer ring gas output channel 112 respectively, and the central injection pipe 240 and the outer ring injection pipe 250 are communicated with the two respectively to form a central gas channel and an outer ring gas channel. Through the gas flow of controlling central gas passageway and outer loop gas passageway respectively, can satisfy different firepower and adjust the demand.

In some embodiments of the present invention, a connection mechanism for connecting the head 100 and the sealing member 300 is provided between the head 100 and the sealing member 300, so that the connection between the head 100 and the sealing member 300 is more stable, and the reliability is improved.

Referring to fig. 3 and 5, in some embodiments of the present invention, the connection mechanism includes a plurality of first connecting rivets 130 integrally disposed on the head 100 and circumferentially arranged around the edge of the first loose core process hole 120, a first mounting hole 310 matched with the first connecting rivets 130 is disposed on the sealing element 300, and the first connecting rivets 130 pass through the first mounting hole 310 and are riveted with the sealing element 300.

Because normal use need not to open once more after the shutoff first process of loosing core hole 120, through the riveted structure of first connection riveting body 130 and sealing member 300, connect firmly, joint strength is high, can prevent that sealing member 300 from taking place to become flexible in transportation and the use to first connection riveting body 130 is favorable to improving structural strength with head 100 integrated into one piece. The first connecting rivet body 130 has a plurality of first connecting rivet bodies and surrounds the edge of the first core pulling process hole 120, so that sealing force is provided at each position of the edge of the first core pulling process hole 120, and the sealing performance is improved. The connection mechanism may also be an embodiment in which the first connecting rivet 130 is integrally disposed on the sealing member, and the head portion 100 is disposed with the first mounting hole 310.

Referring to fig. 2 and 3, in some embodiments of the present invention, the sealing member 300 is provided with a protruding block 320 capable of extending into the first core pulling process hole 120, the outer peripheral profile of the protruding block 320 matches with the inner wall profile of the first core pulling process hole 120, and an inner step 121 for abutting against the protruding block 320 is provided on the inner side wall surface of the first core pulling process hole 120.

When the sealing element 300 is connected with the head 100, the protrusion block 320 extends into the first core pulling process hole 120, the outer peripheral profile of the protrusion block 320 is matched with the inner wall profile of the first core pulling process hole 120, and the side wall surface of the protrusion block 320 is pressed against the inner side wall surface of the first core pulling process hole 120, so that the sealing element 300 is favorable for further improving the sealing performance after the first core pulling process hole 120 is sealed, and the protrusion block 320 can be in interference fit with the first core pulling process hole 120, so that the side wall surface of the protrusion block 320 is pressed against the inner side wall surface of the first core pulling process hole 120. In addition, after the sealing element 300 is connected with the head 100, the inner step 121 in the first core-pulling process hole 120 is pressed against the convex block 320, which is beneficial to further improving the sealing property and avoiding gas leakage.

Referring to fig. 2, in some embodiments of the present invention, a gas guiding inclined portion 321 is disposed on a side wall of the protruding block 320 facing the first core pulling process hole 120.

Because the gas flow direction in drawing penetrating pipe 200 and the flow direction of flowing out gas output passage 110 are not on same straight line, the unstable problem of velocity of flow easily takes place in the corner of switching the flow direction. To this end, stretch into first fabrication hole 120 of loosing core through protruding piece 320, after sealing member 300 shutoff first fabrication hole 120 of loosing core, gas guide inclined plane portion 321 is as the wall partly of gas passageway, and when the gas switching flow direction, gas guide inclined plane can make the gas change the flow direction more steadily, is favorable to the gas more steadily to flow out and burns.

Referring to fig. 1 to 4, in some embodiments of the present invention, the present invention further includes a damper plate 400 and a baffle plate, the damper plate 400 is disposed at the gas inlet 210, the damper plate 400 is provided with a vent 410 and a nozzle fixing hole 420, and the baffle plate is movably connected to the damper plate 400 to adjust the size of the opening area of the vent 410.

The wind door panel 400 is connected with the wall surface of the gas inlet 210, and the nozzle fixing hole 420 for fixing the gas nozzle is arranged on the wind door panel 400, so that the gas nozzle sprays gas at a position close to the gas inlet 210 enough, the gas diffusion to the surrounding air is avoided, and the surrounding air can flow into the gas inlet 210 through the vent hole 410 on the wind door panel 400 to be mixed with the gas, so that the gas can be fully combusted. In addition, a baffle (not shown in the figure) is movably connected with the air flap panel 400, and the air quantity flowing into the gas inlet 210 can be controlled by adjusting the degree of the baffle blocking the vent hole 410, so that excessive air inflow is prevented, and normal and stable combustion of gas is facilitated. The baffle plate is movably connected with the air door plate 400, namely, a rotating shaft is arranged on the air door plate 400, and the baffle plate is connected with the rotating shaft in a rotating manner; or be provided with the slider on through the baffle, be provided with the spout on the wind door board 400, the slider is realized with the spout block and slider along the gliding mode of spout.

Referring to fig. 1, 2 and 4, in some embodiments of the present invention, a positioning hole group 430 is provided on the wind gate plate 400, the baffle is provided with a positioning bump matching with the positioning hole group 430, and a limiting column 440 for limiting the rotation angle of the baffle is further provided on the wind gate plate 400.

Since it is generally difficult for a user to directly observe the condition of the vent holes 410 when adjusting the baffle, the user cannot know the movement condition of the baffle. To this problem, through be provided with location punch combination 430 on door plant 400 and be provided with the location lug that corresponds on the baffle, when the relative door plant 400 of baffle removed, the location lug switched between different holes in location punch combination 430 and makes the baffle produce vibrations simultaneously to this user can know the removal condition of baffle through feeling vibrations, is favorable to the user to adjust the baffle more conveniently. Meanwhile, the limiting columns 400 on the wind door plate 400 can limit the rotation angle of the baffle plate, the phenomenon that the baffle plate rotates excessively is avoided, and the adjustment is more convenient for a user.

Referring to fig. 1, 2 and 4, in some embodiments of the present invention, the injection pipe 200 is integrally provided with a second connecting rivet 260 at the gas inlet 210, the damper panel 400 is provided with a second mounting hole 450 matching with the second connecting rivet 260, and the second connecting rivet 260 passes through the second mounting hole 450 and is riveted with the damper panel 400.

The second connecting rivet body 260 is integrally arranged on the injection pipe 200, the second connecting rivet body 260 is riveted with the air door plate 400, and the air door plate 400 is stably connected with the injection pipe 200 and has high connection strength.

According to the utility model discloses a gas-cooker of second aspect embodiment, including the furnace body, dispose the die-casting furnace end in the above-mentioned embodiment in the furnace body.

The furnace end passes through head 100 and draws penetrating the integrative die-casting shaping structure of pipe 200, and the gas tightness is strong, is favorable to improving the combustion performance who fires burning furnace to the closing plate is connected with head 100 and can accomplish through mechanical automation processing, and production efficiency is high.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. Die-casting furnace end, its characterized in that includes:

a head (100) provided with a gas output channel (110);

the fuel gas injection device comprises at least one injection pipe (200), wherein the injection pipe (200) and the head part (100) are integrally formed in a die-casting mode, and one end, far away from the head part (100), of the injection pipe (200) is a fuel gas inlet (210);

the first core-pulling process hole (120) is formed in the position, intersecting the extension line of the head (100) and the ejector pipe (200), of one side wall surface far away from the ejector pipe (200), and the first core-pulling process hole (120) is communicated with the inside of the ejector pipe (200);

a sealing member (300) connected with the head part (100) for sealing the first core-pulling technical hole (120).

2. The die cast burner of claim 1, wherein: the injection pipe (200) is provided with a narrowing section (220) and a widening section (230), the narrowing section (220) is communicated with the fuel gas inlet (210), the widening section (230) is communicated with the fuel gas output channel (110), the narrowing section (220) is narrowed from the fuel gas inlet (210) to the head (100) direction, and the widening section (230) is widened from the fuel gas inlet (210) to the head (100) direction.

3. The die cast burner of claim 1 or 2, wherein: the gas output channel (110) comprises a central gas output channel (111) and an outer ring gas output channel (112), the number of the ejection pipes (200) is two, one of the ejection pipes (200) is a central ejection pipe (240), the other ejection pipe (200) is an outer ring ejection pipe (250), the central ejection pipe (240) is communicated with the central gas output channel (111) to form a central gas channel, and the outer ring ejection pipe (250) is communicated with the outer ring gas output channel (112) to form an outer ring gas channel.

4. The die cast burner of claim 3, wherein: a connecting mechanism for connecting the head part (100) and the sealing part (300) is arranged between the head part and the sealing part.

5. The die cast burner of claim 4, wherein: the connecting mechanism comprises a plurality of first connecting rivet bodies (130) which are integrally arranged on the head portion (100) and circumferentially arranged around the edge of the first core pulling process hole (120), a first mounting hole (310) matched with the first connecting rivet body (130) is formed in the sealing element (300), and the first connecting rivet body (130) penetrates through the first mounting hole (310) to be riveted with the sealing element (300).

6. The die cast burner of claim 3, wherein: the sealing element (300) is provided with a protruding block (320) capable of extending into the first core-pulling technical hole (120), the periphery profile of the protruding block (320) is matched with the inner wall profile of the first core-pulling technical hole (120), an inner wall surface of the first core-pulling technical hole (120) is provided with an inner step (121) used for being abutted to the protruding block (320), and the protruding block (320) faces towards a side wall of the first core-pulling technical hole (120) and is provided with a gas guide inclined plane part (321).

7. The die cast burner of claim 1, wherein: still include wind door plant (400) and baffle, wind door plant (400) set up in gas entry (210) department, be provided with ventilation hole (410) and nozzle fixed orifices (420) on wind door plant (400), the baffle with wind door plant (400) swing joint is in order to adjust the open area size in ventilation hole (410).

8. The die cast burner of claim 7, wherein: the wind door plate (400) is provided with a positioning hole group (430), the baffle is provided with a positioning lug matched with the positioning hole group (430), and the wind door plate (400) is further provided with a limiting column (440) for limiting the rotation angle of the baffle.

9. The die cast burner of claim 7, wherein: the injection pipe (200) is integrally provided with a second connecting rivet body (260) at the fuel gas inlet (210), a second mounting hole (450) matched with the second connecting rivet body (260) is formed in the air door panel (400), and the second connecting rivet body (260) penetrates through the second mounting hole (450) to be riveted with the air door panel (400).

10. A gas cooker comprising a body, wherein a die-cast burner according to any one of claims 1 to 9 is provided in the body.

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