CN217875932U - Air outlet part and air outlet device of direct-flushing lighter and gasification furnace - Google Patents

Abstract

The utility model discloses a gas outlet part of direct-flushing lighter, gas outlet device and gasifier, the gas outlet part of direct-flushing lighter includes the barrel, be provided with first bulge loop and a plurality of first recess on the up end of barrel, a plurality of first recess distribute in the periphery of first bulge loop, one end of first recess with the lateral surface of barrel communicate, the other end of first recess through first gas pocket with the lower extreme of barrel communicate, the first recess with corresponding first gas pocket cooperation form the component circulation channel; the advantages are that it is favorable to the combustion supporting of the main flame in the center and the ignition rate is increased.

Description

Air outlet part and air outlet device of direct-flushing lighter and gasification furnace

Technical Field

The utility model belongs to the technical field of the lighter accessory, especially, relate to a portion of giving vent to anger, air outlet means and gasifier of direct impact lighter.

Background

The direct-impact lighter is an ignition device, generally comprises a shell, a gas storage box assembly, an ignition device, a direct-impact gasification furnace and a gas supply control mechanism, wherein the direct-impact gasification furnace is generally composed of an air mixing pipe, a gas outlet device and a heat insulation cup, the gas storage box assembly, the air mixing pipe, the gas outlet device and the heat insulation cup are sequentially connected, gas in the gas storage box assembly is mixed with air through the air mixing pipe, the mixed gas is sprayed into the heat insulation cup through the gas outlet device, the ignition device sprays sparks to the heat insulation cup, and the mixed gas in the heat insulation cup is ignited to form flame.

Traditional air outlet means includes lower sleeve and upper sleeve, be provided with many prisms that distribute along the circumferencial direction on the telescopic lateral wall of upper cover, telescopic up end undercut forms the draw-in groove down, go up in the telescopic lower part is embedded into the draw-in groove, go up telescopic lateral wall, form the gas pocket between the inside wall of draw-in groove and two adjacent prisms, partly mist flows into in the thermal-insulated cup in order to form main flame through telescopic centre bore and the telescopic centre bore of upper cover down, another part mist flows into in the thermal-insulated cup in order to form combustion-supporting flame through the gas pocket. Because the processing of lower sleeve and last sleeve all has machining error, accumulative error is great, the inside wall that leads to prismatic lateral wall and draw-in groove is difficult to perfect laminating, there may be the gap between the two, part gas mixture will flow into in the thermal-insulated cup from the gap, finally make the gas mixture that flows into the thermal-insulated cup from the gas pocket have the problem of maldistribution, also can lead to the gas pocket size of formation between two prisms not of uniform size, thereby make the gas mixture in each gas pocket distribute unevenly, be difficult to form perfect combustion-supporting flame, be unfavorable for combustion-supporting center main flame, the ignition rate has been reduced.

Disclosure of Invention

The utility model aims to solve the technical problem that a portion of giving vent to anger, air outlet means and gasifier of direct-flushing lighter is provided, is favorable to combustion-supporting central main flame, improves the ignition rate.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the gas outlet part of the direct-flushing lighter comprises a cylinder body, wherein a first convex ring and a plurality of first grooves are arranged on the upper end face of the cylinder body, the first grooves are distributed on the periphery of the first convex ring, one ends of the first grooves are communicated with the outer side face of the cylinder body, the other ends of the first grooves are communicated with the lower end of the cylinder body through first gas holes, and the first grooves and the corresponding first gas holes are matched to form gas flow passages.

Preferably, the first grooves are equally spaced in the circumferential direction.

Preferably, a plurality of second grooves distributed along the circumferential direction are formed in the outer side wall of the first convex ring, the plurality of second grooves correspond to the plurality of first grooves one to one, the upper ends of the second grooves are communicated with the upper end face of the first convex ring, and the lower ends of the second grooves are communicated with the corresponding first grooves.

Preferably, a plurality of second air holes distributed along the circumferential direction are formed in the upper end face of the first convex ring, the plurality of second air holes correspond to the plurality of first air holes one to one, and the lower ends of the second air holes are communicated with the corresponding first air holes.

Preferably, a support member is arranged on the lower end surface of the cylinder.

Preferably, the supporting member is a second convex ring surrounding the outer periphery of all the first air holes.

The utility model provides an air outlet means of direct impact lighter, includes the sleeve and presses down the fire ring, still includes foretell direct impact lighter's the portion of giving vent to anger, telescopic up end undercut forms the draw-in groove, the lower part of barrel is embedded into in the draw-in groove, the lower terminal surface of barrel with form the gas receiver between the tank bottom of draw-in groove, press down the fire ring cover and be in the outside of first bulge loop, press down the lower terminal surface of fire ring with the up end looks butt of barrel.

Preferably, the groove bottom of the first groove is higher than the upper end face of the sleeve.

Preferably, the outer side surface of the flame suppression ring extends outwards along the circumferential direction to form an annular flange, and the lower end surface of the flange is higher than the lower end surface of the flame suppression ring.

A gasifier of a direct-flushing lighter comprises the gas outlet device of the direct-flushing lighter.

Compared with the prior art, the utility model has the advantages of:

1. the first air holes are independently arranged on the cylinder body, the first air holes are matched with the first grooves to form a flow dividing channel, and the flow dividing channel is not required to be obtained by matching the cylinder body with the sleeve, so that a gap is not formed between every two adjacent first air holes, the combustion-supporting mixed gas flowing through the first air holes can only flow into the heat-insulating cup through the first grooves corresponding to the first air holes, and more uniformly distributed combustion-supporting mixed gas is formed around the air outlet part, and the mixed gas of the part is favorable for supporting main flame in a combustion center, so that the ignition rate is improved;

2. all first air holes can be directly obtained when the air outlet part is prepared, machining errors are smaller, the size of the first air holes is consistent, the air quantity of combustion-supporting mixed gas in each air hole is guaranteed to be consistent, and perfect combustion-supporting flame is favorably formed.

Drawings

Fig. 1 is a first schematic structural view of an air outlet portion of a direct-flushing lighter according to the present invention;

fig. 2 is a second schematic structural view of the gas outlet portion of the direct-flushing lighter of the present invention;

fig. 3 is a first schematic structural view of the gas outlet device of the middle direct-flushing lighter of the present invention;

fig. 4 is a schematic view of the explosion structure of the gas outlet device of the middle direct-flushing lighter of the present invention;

fig. 5 is a schematic view showing a cross-sectional structure of the gas outlet device of the middle direct-flushing lighter of the present invention;

fig. 6 is a third schematic structural view of the gas outlet portion of the direct-flushing lighter of the present invention;

fig. 7 is a second schematic structural view of the gas outlet device of the middle direct-flushing lighter of the present invention;

fig. 8 is a schematic sectional view of the second embodiment of the gas outlet device of the middle direct-flushing lighter of the present invention;

fig. 9 is a schematic sectional view of the gasifier of the direct-flushing lighter of the present invention.

In the figure: 1. a cylinder body; 11. a first convex ring; 111. a second groove; 112. a second air hole; 12. a first groove; 13. a first air hole; 14. a support member; 2. a sleeve; 21. a card slot; 3. a fire suppression ring; 31. a flange; 4. an air storage chamber; 5. an air mixing tube; 6. an insulating cup.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The first embodiment is as follows: as shown in fig. 1 and 2, the gas outlet portion of the direct-flushing lighter comprises a cylinder body 1, wherein a first convex ring 11 and a plurality of first grooves 12 are arranged on the upper end surface of the cylinder body 1, the plurality of first grooves 12 are distributed on the periphery of the first convex ring 11, one end of each first groove 12 is communicated with the outer side surface of the cylinder body 1, the other end of each first groove 12 is communicated with the lower end of the cylinder body 1 through a first gas hole 13, and the first grooves 12 are matched with the corresponding first gas holes 13 to form a flow dividing channel.

In this embodiment, the plurality of first grooves 12 are equally spaced in the circumferential direction, which contributes to forming a more uniformly distributed combustion-supporting mixed gas around the cylinder 1.

In this embodiment, first bulge loop 11 and barrel 1 are coaxial and integrative setting, and the external diameter of first bulge loop 11 is less than the external diameter of barrel 1, and the internal diameter of first bulge loop 11 equals with the internal diameter of barrel 1, and the centre bore of first bulge loop 11 forms main venthole with the centre bore cooperation of barrel 1.

Example two: as shown in fig. 1, the remaining portions are the same as those of the first embodiment, except that a plurality of second grooves 111 distributed along the circumferential direction are disposed on the outer side wall of the first bulge loop 11, the plurality of second grooves 111 correspond to the plurality of first grooves 12 one to one, the upper ends of the second grooves 111 communicate with the upper end surface of the first bulge loop 11, and the lower ends of the second grooves 111 communicate with the corresponding first grooves 12.

Example three: as shown in fig. 3 to 5, the gas outlet device of the direct-flushing lighter comprises a sleeve 2 and a fire suppression ring 3, and further comprises a gas outlet part of the direct-flushing lighter in the second embodiment, wherein the upper end surface of the sleeve 2 is downwards sunken to form a clamping groove 21, the lower part of the cylinder 1 is embedded into the clamping groove 21, a gas storage chamber 4 is formed between the lower end surface of the cylinder 1 and the bottom of the clamping groove 21, the fire suppression ring 3 is sleeved on the outer side of the first convex ring 11, and the lower end surface of the fire suppression ring 3 is abutted to the upper end surface of the cylinder 1.

In this embodiment, the bottom of the first groove 12 is higher than the upper end surface of the sleeve 2.

In this embodiment, the flame suppression ring 3 is in interference fit with the first convex ring 11, the lower end face of the flame suppression ring 3 covers the upper end of the first groove 12, the inner ring of the flame suppression ring 3 is matched with the second groove 111 to form a pressure release channel extending in the vertical direction, part of the mixed gas flowing through the first air hole 13 flows into the heat insulation cup 6 (see fig. 9) through the first groove 12, and the other part of the mixed gas flows into the heat insulation cup 6 through the pressure release channel, which can reduce the impulse of the mixed gas flowing into the first groove 12, so that the impulse of the mixed gas of the first groove 12 is more gentle, and ignition of combustion-supporting flame is facilitated.

In this embodiment, the first air hole 13, the central hole of the cylinder 1, and the central hole of the sleeve 2 are all communicated with the air storage chamber 4, and the central holes of the cylinder 1 and the sleeve 2 are located on the same axis.

Example four: as shown in fig. 6, the remaining parts are the same as the first embodiment, except that a plurality of second air holes 112 distributed along the circumferential direction are arranged on the upper end surface of the first convex ring 11, the plurality of second air holes 112 correspond to the plurality of first air holes 13 one by one, and the lower ends of the second air holes 112 are communicated with the corresponding first air holes 13.

Example five: as shown in fig. 7 and 8, the gas outlet device of the direct-flushing lighter comprises a sleeve 2 and a fire suppression ring 3, and further comprises a gas outlet portion of the direct-flushing lighter in the fourth embodiment, the upper end surface of the sleeve 2 is recessed downwards to form a clamping groove 21, the lower portion of the cylinder 1 is embedded into the clamping groove 21, a gas storage chamber 4 is formed between the lower end surface of the cylinder 1 and the bottom of the clamping groove 21, the fire suppression ring 3 is sleeved outside the first convex ring 11, and the lower end surface of the fire suppression ring 3 is abutted to the upper end surface of the cylinder 1.

In this embodiment, the bottom of the first groove 12 is higher than the upper end surface of the sleeve 2.

In this embodiment, the fire suppression ring 3 is in interference fit with the first convex ring 11, the lower end face of the fire suppression ring 3 covers the upper end of the first groove 12, the mixed gas flowing through the first air hole 13 partially flows into the heat insulation cup 6 through the first groove 12 (see fig. 9), the other portion flows into the heat insulation cup 6 through the second air hole 112, and the second air hole 112 is a pressure relief channel, so that the impulse of the mixed gas flowing into the first groove 12 can be reduced, the impulse of the mixed gas flowing into the first groove 12 is more gentle, and the ignition of combustion-supporting flame is facilitated.

In this embodiment, the first air hole 13, the central hole of the cylinder 1, and the central hole of the sleeve 2 are all communicated with the air storage chamber 4, and the central hole of the cylinder 1 and the central hole of the sleeve 2 are located on the same axis.

Example six: as shown in fig. 2 and 5, the rest of the embodiment is the same as the first embodiment, except that a support member 14 is provided on the lower end surface of the cylinder 1, and when the cylinder 1 is engaged with the sleeve 2, a gap is left between the lower end surface of the cylinder 1 and the lower end surface of the engaging groove 21 by the support member 14, and the gap forms the air storage chamber 4.

In this embodiment, the supporting member 14 is a second convex ring, and the second convex ring surrounds the peripheries of all the first air holes 13, so that not only is the supporting effect better, but also the sealing performance between the cylinder 1 and the sleeve 2 is improved, and the leakage of the mixed gas is avoided, and certainly, the supporting member 14 may also be a supporting block or a supporting column.

Example seven: as shown in fig. 5 or fig. 8, the remaining part is the same as the third or fifth embodiment, except that the outer side surface of the flame suppression ring 3 extends outward along the circumferential direction to form an annular flange 31, the lower end surface of the flange 31 is higher than the lower end surface of the flame suppression ring 3, the upper end surface of the flange 31 is flush with the upper end surface of the flame suppression ring 3, the flange 31 performs an airflow guiding function, the flange 31 and the flame suppression ring 3 cooperate to form an annular step, the flow direction of the mixed gas entering the heat insulation cup 6 (see fig. 9) from the flow dividing channel is changed, so that the mixed gas is sprayed into the heat insulation cup 6 along the circumferential direction outward, compared with the case that only the flame suppression ring 3 is arranged, the airflow guiding effect is better, the success rate of igniting the mixed gas is favorably improved, and the ignited flame form is fuller, clearer and more beautiful.

Example eight: as shown in fig. 9, the gasifier of the direct-flushing lighter comprises an air mixing pipe 5, a heat insulation cup 6 and the air outlet device of the direct-flushing lighter in the embodiment, the lower part of the sleeve 2 is inserted into the air mixing pipe 5, the upper part of the sleeve 2 extends into the heat insulation cup 6, and the cylinder body 1 and the fire suppression ring 3 are both positioned in the heat insulation cup 6.

During the use, the gas in the gas holder subassembly is through air mixing pipe 5 and air mixing, the mist enters into the gas receiver 4 through sleeve 2 earlier, then some mist is directly spouted in thermal-insulated cup 6 through the centre bore of barrel 1, the flame thrust dynamics that this part mist produced is big, the area of firing is little, another part mist flows into first gas pocket 13, then through first recess 12, pressure release channel or second gas pocket 112 flow in thermal-insulated cup 6, the flame thrust dynamics that the mist that flows out from first recess 12 produced is little, the area of firing is big, be favorable to combustion-supporting central main flame, improve the ignition rate.

Claims (10)

1. The utility model provides a portion of giving vent to anger of direct impact lighter, includes barrel (1), its characterized in that be provided with first bulge loop (11) and a plurality of first recess (12) on the up end of barrel (1), it is a plurality of first recess (12) distribute in the periphery of first bulge loop (11), the one end of first recess (12) with the lateral surface intercommunication of barrel (1), the other end of first recess (12) through first gas pocket (13) with the lower extreme intercommunication of barrel (1), first recess (12) and corresponding first gas pocket (13) cooperation forms the reposition of redundant personnel passageway.

2. The gas outlet of a direct-flushing lighter according to claim 1, wherein the first grooves (12) are equally spaced along the circumference.

3. The gas outlet of the direct-flushing lighter according to claim 1, wherein a plurality of second grooves (111) are disposed on an outer side wall of the first protruding ring (11) and distributed along a circumferential direction, the plurality of second grooves (111) correspond to the plurality of first grooves (12) one by one, an upper end of each second groove (111) is communicated with an upper end face of the first protruding ring (11), and a lower end of each second groove (111) is communicated with the corresponding first groove (12).

4. The gas outlet of the direct-flushing lighter according to claim 1, wherein the upper end surface of the first convex ring (11) is provided with a plurality of second gas holes (112) distributed along the circumferential direction, the plurality of second gas holes (112) are in one-to-one correspondence with the plurality of first gas holes (13), and the lower ends of the second gas holes (112) are communicated with the corresponding first gas holes (13).

5. The gas outlet of the direct-flushing lighter according to claim 1, wherein the lower end surface of the cylinder (1) is provided with a support member (14).

6. The gas outlet of a direct-flushing lighter according to claim 5, wherein the supporting member (14) is a second convex ring surrounding the outer periphery of all the first gas holes (13).

7. The utility model provides an air outlet means of direct impact lighter, includes sleeve (2) and presses down fire ring (3), its characterized in that still includes the portion of giving vent to anger of direct impact lighter according to any one of claims 1-6, the up end undercut of sleeve (2) forms draw-in groove (21), the lower part of barrel (1) is embedded into in draw-in groove (21), the lower terminal surface of barrel (1) with form gas storage chamber (4) between the tank bottom of draw-in groove (21), press down fire ring (3) cover in the outside of first bulge loop (11), press down the lower terminal surface of fire ring (3) with the up end looks butt of barrel (1).

8. The gas outlet device of the direct-flushing lighter according to claim 7, wherein the bottom of the first groove (12) is higher than the upper end surface of the sleeve (2).

9. The gas outlet device of the direct-flushing lighter according to claim 7, wherein the outer side surface of the fire suppressing ring (3) extends outwards along the circumferential direction to form an annular flange (31), and the lower end surface of the flange (31) is higher than the lower end surface of the fire suppressing ring (3).

10. A gasification furnace of a direct-flushing lighter, characterized by comprising the gas outlet device of the direct-flushing lighter according to claim 7.

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