TWM417507U - Gas burner - Google Patents

Description

M417507. Year only month) g day correction year month JR 8. 1 ’ especially refers to a kind of gas supply that can be synchronized

V. New description: [New technology field] This case is related to a gas burner fire gas burner. [Prior Art] In the following: an important element that is indispensable for ordinary life, by the existence of fire, it is possible to obtain cooked food, lighting, and even forging of metal objects. That is, a gas burner, such as a filling lighter, is used to produce (10) fuel or cook food. Therefore, today, gas burners have an irreplaceable role play. For example, in the case of the "Hand-operated Addition, Torch" of the Patent No. 271227, the gas control device has a gas outlet core, and the tubular tube is made of a gas-shaped seat and a screwed portion. The adjusting screw 'the adjusting screw rear end is combined with a switch to turn ί and - the spring is set in the open_. #_开_, let the sweat 1 turn off the rotor, adjust # screw synchronous rotation, and make the adjustment screw axially move in the outlet core seat = by opening and closing the gas core seat preset the human hole, as the gas disconnection Control and grasp adjustment, when the switch button is pressed, the flange of the front end is pressed - the piezoelectric device, and the wire on the side of the burner is generated to generate a static fire & However, although the gas burning n does not have the convenience of operation, the gas break control must be controlled by the scale. If the flame sprayed from the burner is affected by external force, the material will be destroyed. At this time, if the trade is open to the public, it may cause danger to the gas system. Therefore, when the weaving is completed, the gas control device can cut off the supply of gas to form a misfire effect, which will contribute to the safety of gas. In addition, the aforementioned gas burner has the convenience of operation, so that it is easy to play for children, causing unpredictable disasters. Therefore, all countries in Europe and the United States have formulated relevant safety regulations for gas burners, and mandatory gas burners are required to set 4 M417507 to supplement safe farms in January and June, and hope to eliminate children's by means of complicated unlocking procedures. opportunity. However, the aforementioned gas burners are limited by space and cannot be installed with safety devices, and need to be improved. , sigh [new content] The main purpose of this case is to provide a gas burner, the gas control device has the function of synchronous gas supply and ignition when operating, and after the operation is completed, the gas control device "T cuts off the gas The supply is based on the formation of a fire-stopping effect and contributes to the safety of the gas burner. In order to achieve the foregoing objectives, the technical means adopted in the present invention is to provide a gas burner having a gas control device, the device comprising: a bracket having a connecting portion at the bottom and interconnecting therein The longitudinal and transverse passages of the channel, the inner end of the rear end adjacent to a stretchable and retractable air outlet, and the adjustment of the longitudinal passage, the air outlet is sleeved in front of the transverse passage The _ back end is combined with the rotor - the second side of the bracket is mounted with a piezoelectric device, and a fixed rod is protruded from the top; : according to the knowledge, the rear wall is protruded from the sliding sleeve, and the sliding sleeve is sleeved. A spring is arranged between the two turns, so that the sliding sleeve can be synchronously driven along the rotor to rotate the rotor to adjust the gas flow rate of the adjustment, and the flange is provided and the flange is adjacent to The piezoelectric device; and the rear end of the corpse is adjacent to the flange 'and is open at the bottom - is sleeved between the fixed fixing rod and the sliding groove, and the follower is pressed against the pressure to make the miscellaneous casing along the rotor Linear movement, and pressure sliding Yi back Na = Lai sub-action slaves And press the appliance to make it and supply it from the air outlet: === and push the pusher to push the mover, and let the gas nozzle, the Qing called the starter _ 'Make the gas through the gas adjustment 0 First, please refer to the drawing, In order to further reveal the specific technical content of this case, i 5 /DO/ /DO/ = this setting = s2 Figure 2 is a cross-sectional view of the gas control 4 and the non-operational case of this case, Figure 5 is safe for this case, Figure 4 For the gas control device of this case, synchronous gas supply and point map are shown. Figure 6 shows the sound of the continuous gas supply provided by the control device. Figure 7 shows the gas supply pain in this case~ Figure 8 shows the formation of the oxygen-control device Du

Continued gas supply profile. One-to-the-small machine promotes the formation of the pendulum [Implementation] As shown in Fig. 1 to Fig. 4, basically, the gas burning device of the present case is a gas-fired device 2, a combustion device 3, and a casing 4 Composition. The storage tank 1 is used to store liquid gas and the bottom is combined. The storage W can be socketed - a heterogeneous material, such as a pure alloy material 12 ' to avoid the role of plastic materials! Cracking may occur due to an external force. The surface of the outer cover tube 12 has a design of the embossed lines 121, and the structural strength of the outer cover tube 12 can be increased in addition to the increase in the anti-slip effect. In addition, the bottom of the magazine 彳 and the bottom of the outer cover tube η are attached to the base 13 to increase the bottom area, so that the gas burner of the present case is not easily dumped. As shown in FIG. 2 and FIG. 4, the gas control device 2 has an l-shaped bracket 21, which is an integrally formed metal casting or plastic injection product, and the bottom thereof is locked by a splicing joint 211 ' The predetermined thread of the inner wall of the barrel 1 is such that the inside of the holder 2 is connected to the longitudinal and transverse passages 212, 213 in the interior. In order to prevent the sump 1 from being unscrewed from the bracket 2, the pedestal 211a of the disc 211b is opened adjacent to the third portion of the connecting portion 211, and the seat 211a is accommodated in the chamber connected above the cymbal cymbal. In the inner portion 11a, the inner wall of the cylindrical chamber 11a is provided with a cylindrical tooth 11b. Further, a stopper pin 211c is inserted into the disc missing portion 211b to interfere with the cylindrical tooth 11b, so that the bracket 2 is not reversely rotated by the tubular opening 11. Furthermore, the longitudinal passage 212 is tapered from bottom to top, and the transverse passage 213 is of a class shape. The transverse passage 212 is sequentially inserted into the air outlet by a rear end opening. 22 6 M417507

And a regulating valve 23, the air outlet 22 is partially exposed at the front end of the lateral passage 213 for the rear dial member 28 to be sleeved. The adjusting valve 23 includes a fixing sleeve 231 attached to the rear end of the transverse passage 213, and an adjusting screw 232 is screwed into the fixing sleeve 231. Then, an end seal 233 is attached, for example, a fixing nut is coupled thereto. The rear end of the bracket 21 is opened such that the rear end of the adjusting screw 232 is extended by the end seal 233 and further combined with a rotor 24. The fixing sleeve 231 defines a through hole 231a communicating with the longitudinal passage 212 to allow the gas to pass through the longitudinal passage 212, the transverse passage 213 and the through hole 231a to enter the fixing sleeve 231. The fixing sleeve 231 is opposite to the front end of the adjusting screw 232, and is provided with a tapered neck hole 231b and a rod 232a' to adjust the flow rate of the gas passing through the neck hole 231b, and is blocked by the air outlet 22, so that the gas cannot be blocked. Enter the air nozzle 218. The air outlet 22 is provided with a spring 222 and a nozzle tube 223 in a sleeve 221, such that the spring 222 is interposed between the inner edge of the front end of the sleeve 221 and the rear end of the nozzle tube 223, and is finally connected by the one end plug 224. The opening is installed at the rear end of the nozzle tube 223. The rear end of the sleeve 221 is connected to the front end of the regulating valve 23 and the sleeve 221 is radially opened with a tube hole 223a. As shown in FIG. 4, when the nozzle tube 223 of the air outlet 22 is not pulled out, the end plug 224 closes the neck hole 231b of the front end of the regulating valve 23, so that the gas cannot be formed into the nozzle tube 223 through the tube hole 223a. Gas state. The surface of the rotor 24 is provided with a toothed groove 241, and the rotor 24 is coupled with the adjusting screw 232 by a connecting member 243, such as a screw through a sleeve hole 242' opened behind the rotor 24, and locked to the screw 232 back-end preset screw holes. The first spring 244 is sleeved in the sleeve 242, and is inserted into the sliding sleeve 251 protruding from the center of the inner wall of the rear end of the button 25 to make the first spring 244 abut against the sliding sleeve. 251 rear end inner wall. The outer periphery of the sliding sleeve 251 is provided with a toothed rib 252 for engaging with the toothed groove 241 of the surface of the rotor 24, so that the rotor 24 can rotate synchronously with the button 25, and the adjusting screw 232 is fixed to the fixing sleeve 231. The inner side moves 'to adjust the flow of the gas outside' and allows the sliding sleeve 251 to move linearly along the rotor 24. Referring to FIG. 2 and FIG. 4, the front side of the button 25 has a flange 253. The receiving portion of the bracket 1 7 M417507 1 V is laterally disposed with a receiving groove 214 for receiving the piezoelectric device 215. The wire 215a of the piezoelectric device 215 is positioned to extend to the vicinity of the position of the burner 31 of the combustion device 3. The flange 253 of the button 25 is adjacent to the pressing member 453' of the piezoelectric device 215 and the safety device 45, respectively, so that the flange 253 of the button 25 is blocked by the pressing member 453, and the operation of supplying air and igniting cannot be performed. Furthermore, the button 25 is sleeved concentrically with a knob 26 so that the rear portion of the button 25 protrudes from the knob 26, and the abutting faces of the two are oppositely disposed with the positioning rib 254 and the positioning groove 261 forming a joint shape, so that the button 25 can be linearly moved along the knob 26 and can be synchronized with the rotation of the knob 26. When the knob 26 is rotated, the button 25, the rotor 24, and the adjustment screw 232 can form a synchronous rotation effect 'by adjusting the gas flow rate through the fixed sleeve 231, and pressing the button 25 can maintain the linear motion. The sliding sleeve 251 is also linearly moved along the rotor 24, thereby compressing the first spring 244. In addition, a buckle groove 262 and a button protrusion 263 are respectively disposed at the front end diameter and the axial direction of the knob 26 to form a joint and rotation stop effect with the rear casing 4. In addition, a fixing rod 216 is protruded from the top of the bracket 21, and is sleeved in the sliding slot 271 formed in the bottom of the driven member 27, and a second spring 272 is disposed between the fixing rod 216 and the sliding slot 271. The front portion of the follower member 27 is provided with a pushing member 273. For example, the front portion of the protrusion touches a pair of bow-shaped dial members 28 connected to the air outlet 22, for example, the front portion of the nozzle tube 223. As shown in FIG. 2, FIG. 4 and FIG. 6, the rear end of the follower 27 is adjacent to the flange 253 of the button 25. When the follower 27 is pushed forward by the button 25, the rear end of the chute 271 The wall compresses the second spring 272 and causes the pusher 273 to push the upper end of the dial member 28, and the lower end pulls the front end of the nozzle tube 223 out', so that the end plug 224 at the rear end of the nozzle tube 223 moves forward, thereby opening the fixing sleeve. The neck hole 231b at the front end of the cylinder 231 allows the gas to enter the nozzle tube 223 from the tube hole 223a and is transported to the end of the mixing tube 219 fixed to the front portion of the bracket 2 via a hose 217 that is sleeved with the front portion of the nozzle tube 223. The position of the air nozzle 218 causes the gas to be ejected from the air nozzle 218 and enters the mixing tube 219. The mixing tube 219 radially opens at least one air inlet 219a in front of the air nozzle 218 to allow the air to be ejected by the air nozzle 218. Driven by the gas flow, the air inlet 219a enters the mixing tube 219 to ignite the M417507

6 2 Correction Years and months of supplemental gas mixing into mixed gas. The mixing tube 219 has a joint portion 219b protruding in the radial direction of the intake hole 219a, and a retaining ring 219c is radially protruded from the front portion of the mixing tube 219 for coupling with the subsequent combustion device 3.

The combustion device 3 is connected to a front end of the mixing tube 219, and then a third spring 32 is sleeved on the front end of the mixing tube 219 and adjacent to the retaining ring 219c; then a ceramic fire ring is made. 33 is sleeved outside the burner 31, and the rear end surface of the refractory ring 33 is adjacent to the third spring 32, and the wire 215a of the piezoelectric 215 is positioned at the blast nozzle 31 through the joint portion 219b and the refractory ring 33'. side. Finally, a metal outer tube 34 is attached to the joint portion 219b of the rear portion of the mixing tube 219, and the refractory ring 33 is positioned between the inner edge of the front end opening of the outer tube 3 and the third spring 32. The fire spout 31 is sleeved with a gear-shaped fire-emitting head 312 at the front end of a fire-breathing tube 311, and a diffusion ring 313 is sleeved at the front end of the fire-spraying head 312 to make the mixed gas from the center of the fire-spraying head 312. When the peripheral edge is ejected, the airflow passing through the periphery is blocked by the diffusion ring 313 and diffused, and the airflow ejected toward the center is concentrated to increase the efficiency of combustion.

As shown in FIG. 1 and FIG. 4, the outer casing 4 is formed by abutting a pair of front and rear casings 41 and 42 so as to cover the gas control device 2, so that the concentrically disposed button 25 and the knob 26 are exposed to the casing 4. End opening. The rear end of the housing 4 and the inner opening of the housing 4 respectively form a fastening edge 43 and a stop 44 corresponding to the rotation path of the button protrusion 263. The fastening edge 43 is fastened to the knob 26, and the buckle groove 262 is used to make the knob 26 does not come out, and the stop 44 is used as the limit of the rotation of the ridge 263. A safety device 45 is disposed under the rear end opening of the casing 4, and the safety device 45 is a sliding member 452 and a reducing member 453 that are elastically buckled in the transverse direction and the longitudinal direction in the ft. The safety device 45 has been disclosed in the domestic patent application No. 446104, which is not described in detail herein. When the safety device 54 is not operated, the stopper 453 at the top of the second pressing member 453 is placed on the fixing base 451±, so that the flange 253 of the button 25 is pressed against the stopper 453a, and the pressing operation cannot be performed. The front opening of the outer casing 4 is extended by the mixing tube 219, and at least the air inlet groove 46 is opened corresponding to the air inlet hole 2, so that the outside air can pass through the air inlet slot and the air intake hole 2 is illuminated.

M417507 . 1 Enter the mixing tube 219. In particular, the retainer 27 is provided with a continuous button 48 in the predetermined sliding slot 47 of the upper housing 4, and is moved forward by the continuous button 48 to cause the bottom stop 481 and the follower= 7 The top front gaze portion 274, such as a bump or a lion, is made into an interference system, so that the follower 27 can maintain the state in which the forward movement cannot be retracted, and the plucking condition is continuously extended to the ventilating nozzle. status. The gas burner of the present invention is illustrated by the foregoing description of each component and the connection relationship, and the assembled perspective view is shown in FIG. 3, and FIG. 4 shows the gas control device 2 and the combustion device 3 when the gas burner of the present invention is not operated. And a sectional view of the safety device 45. At this time, the top stop of the pressing member 453 of the safety device 54 is in the shape of a protruding upper lock, so that the flange 253 of the button 25 is pressed against the stop 453a, and the pressing operation cannot be performed. The end plug 224 at the rear end of the air outlet 22 abuts against the neck hole 231b at the front end of the regulating valve 23, so that the gas cannot be ejected from the air nozzle 218 to enter the mixing tube 219. ... If the combustion operation is to be carried out, referring to FIG. 5, the user firstly presses the pressing member 453 of the safety device 45 to the lower plate and then slams the 453b into the sleeve 453b, so that the sliding member 452 Since the sleeved fourth spring 452b is extended, the crucible moves backward and is caught on the pressing member 453. At this time, the flange 253 of the button 25 is unlocked by the top stopper 453a of the pressing member 453 being moved downward. 1 Next, as shown in FIG. 6, the user can directly press the button 25 to linearly move the sliding sleeve 251 along the rotor 24, and compress the first spring 244 while the front 253 pushes the slave housing 4 respectively. The member 27, the piezoelectric device 215 is squeezed; and the slider 452a' at the top of the f-moving member 452 is pushed to move the slider 452 forward slightly, causing the pressing member 453 to rebound upward due to the loss of the click. The 榫453a touches the bottom edge of the flange 253; at this time, the sliding groove 271 of the follower 27 compresses the second spring 272, and the pusher 273 of the square bottom surface pushes the upper end of the yoke 28 to ride the lower end of the yoke 22 to pull the front end of the air outlet 22 And the end plug 224 of the rear end is moved forward, and then the neck hole 231b' of the front end of the regulating valve 23 is opened to allow the gas to be output from the nozzle 22 and conveyed to the end of the mixing tube 219 via the sleeved hose 217. The air nozzle 218 causes the gas to be ejected by the air nozzle 218, enters the M417507 1〇ull into the mixing tube 219 and mixes with the air to form a mixed gas, and finally is ejected by the lance 51, and is guided by the wire 215a of the piezoelectric device 215. The static electricity generated by the end is ignited to perform the combustion operation. If the user continues to press the button 25', the gas burner can continue to burn. As shown in Fig. 7, at that time, the user dials the continuation key 48 to move the stopper 481 at the bottom thereof to the rear of the stopper 274 of the follower 27 to form an interference state, so that the follower 27 cannot be moved backward.

Referring to FIG. 8, at this time, the user can release the button 25 so that the flange 253 is subjected to the reaction force of the piezoelectric 215 and the first spring 244, and rebounds backward, and the flange 253 is moved along The top surface of the stop 453a returns 'after the complete detachment, the pressing member 453 is fully extended by the third spring 453b, so that the stop 453a is returned to the original position, and the flange 253 is again locked. At this time, the user can rotate the knob 26 to synchronously drive the rotation of the button 25, the rotor 24 and the adjusting screw 232 to adjust the rod 232a of the front end of the adjusting screw 232 to the neck hole 231b of the fixing sleeve 231. The gap is female, and is controlled as the size of the gas flow. ] Acupoints! and

= In the implementation of the case, the gain of the gain is that when the button is released or held, the key releases the interference to the follower, so that the second extension in the follower chute is S '(4) The follower returns back to the unoperated (4), * pieces, so that the nozzle of the nozzle is backwards due to the reverse force of the spring, and the end plug of the end closure closes the neck hole of the regulating valve to cut off the gas formation. The effect of the fire break, and help the gas burner to make the safety of the second product unprecedented - great structure. The person disclosed in the present case is one of the preferred embodiments. The technical origins of the case are not in the scope of the patent right of the case. The person who is π is easy to infer, [Simplified description of the figure] Figure 1 is a three-dimensional exploded view of the tile Weiwei it. Figure 2 is an exploded perspective view of the gas controlled weaving and burning device of the present invention. M417507 100. 6. 2 Amendment Year 3 Supplement Figure 3 is a perspective view of the case. Figure 4 is a cross-sectional view of the present case when it is not in operation. Fig. 5 is a sectional view of the safety device when the device is unlocked. Fig. 6 is the gas control device of the present case. Fig. 7 is a cross-sectional view of the gas control device and the ignition of the present invention. FIG. 8 is not intended to form a gas control device of the present invention. [Description of main component symbols], and a cross-sectional view of gas reading. Barrel 11 tooth 11b embossing 121

Storage tank 1 cylinder chamber 11a outer casing tube 12 base 13

Gas control device 2 Connection 211 Disc 211b Longitudinal passage 212 accommodating groove 214 Conductor 215a Hose 217 Mixing pipe 219 Jointing portion 219b Outlet nozzle 22 Spring 222 Pipe hole 223a Regulating valve 23 Perforation 231 a Adjusting screw 232 End seal 233 Toothed groove 241 bracket 21 seat plate 211a stop pin 211c transverse passage 213 piezoelectric 215 fixed 椁 216 mouth nozzle 218 air inlet 219a retaining ring 219c sleeve 221 nozzle tube 223 end plug 224 fixing sleeve 231 neck hole 231b rod榫 232a Rotor 24 Socket 242 M417507 Connector 243 Button 25 Toothed rib 252 Positioning rib 254 Positioning groove 261 Button 263. Chute 271 Pusher 273. Toggle 28 • Combustion device 3 Spitfire tube 311 Diffusion ring 313 Refractory ring 33 Housing 4 Buckle 43 Safety device 45 Slide 452 Fourth magazine 452b • Stop 453a Air intake 46 - Continuous button 48 10U if the first 箐 箐 244" 滑 sleeve 251 flange 253 Knob 26 Buckle 262 Follower 27 Second spring 272 Stopper 274 Fire blast nozzle 31 Fire blast head 312 Third spring 32 Outer tube 34 Front and rear shells 41, 42 Stop 44 Mounting seat 451 Slide 452a Pressing member 453 Third spring 453b chute 47 stop 481 13

Claims (1)

M417507 % Patent application scope: L-type gas tank ^ 'It has - gas control device, the device includes · · to μ ί : the bottom has a connection, and the _ bribe is connected to the vertical and horizontal L ΐ ' miscellaneous Adjacent to the front and rear ends of the channel, a stretchable and retractable air outlet is connected to the longitudinal passage, and the air outlet is sleeved in front of the transverse passage. a piezoelectric device is disposed laterally of the bracket, and a fixing rod is protruded from the top; a button has a sliding sleeve protruding from the inner wall of the rear end, and the sliding sleeve is sleeved and connected with the first material to make the miscellaneous The rape can be carried along the rotor. The rotor can be rotated synchronously to adjust the gas flow of the regulating valve. The front is provided with a flange, and the flange is adjacent to the piezoelectric device; and the % follower is adjacent to the rear end thereof. a flange and a set of fixed two if ΐ m springs are disposed between the Guding rod and the chute at the bottom, and the follower is cut and has a pushing member that touches the dialing member; By pressing the yoke, the sliding sleeve is linearly moved along the rotor, and the spring is pressed The follower moves forward and compresses the piezoelectric device, so that the end wall compresses the second spring, and pushes the pusher to push the dial member, and the air outlet is stretched to adjust the _, and the weave is adjusted by μ The gas outlet is provided with a gas burner according to the first item of the patent application of the first patent application, wherein the gas outlet has a B, the sleeve is radially opened with a tube hole, and a spring and a nozzle tube are arranged therein. The spring is interposed between the front edge of the sleeve and the rear end of the nozzle tube, and the end of the nozzle is opened by D, and the nozzle tube is partially exposed at the front end of the miscellaneous passage. The adjusting member is sleeved; and the adjusting sleeve is fixedly disposed at the rear end of the lateral passage of the bracket, and is obtained by the through hole of the 歼5 and the longitudinal passage, and the adjusting screw is screwed into the fixing sleeve. 'The end-end seal is coupled to the rear end opening of the transverse passage so that the rear end of the valve screw protrudes from the end 2 to be connected to the rotor; Year:, the correction of the month f, 调节 adjust the front end of the screw (4) with a mixed neck hole and rod stretching 3 or = cut the mouth tube ring with a toothed concave 2 burner, wherein the surface of the rotor is engaged, so that the turn Rotating the OS in synchronism with the button further includes an outer casing that is sleeved out of the yoke, and the abutting faces of the two are oppositely disposed to form a joint rib rotation: shape movement and synchronization With the gas burner of the first aspect of the invention, the gas burner is abutted against the front and rear shells to cover the gas control device, and the knob and the knob are exposed to the casing. The end opening of the housing forms a buckle edge inwardly. The buckle edge is fastened in the buckle groove of the knob, so that the knob does not escape outward. 5. The gas burner of claim 4, wherein a front end of the knob is provided with a button protrusion, and a rear end of the opening of the housing corresponds to a stop of the button convex as a limit of the knob rotation. . 6. If you apply for the patent, the fourth item, the Valais H, which is the rear end of the casing. The safety device is installed in the fixed seat, the horizontal and vertical S are elastic. a sliding member and a pressing member, the stopping portion of the top of the pressing member is located above the fixing seat and abuts against the flange of the button to form a locking; when the pressing member is pulled downward, and the sleeve is compressed a three spring, so that the sliding member moves backward and is locked to the pressing member due to the extension of the sheathed fourth spring to form an unlocking; and when the flange of the button moves forward, and touches the sliding top of the sliding member And moving the slider slightly forward, causing the pressing member to rebound upward due to the loss of the click, so that the shackle touches the bottom edge of the flange 15 / 7. The gas burner as described in claim 4, Wherein the housing corresponds to the slave position=pre-slot-the slot is provided with a continuous button, and the bottom of the bottom portion of the crane member is interfered with the front end of the top surface of the crane member to make the slave The piece maintains a state in which it cannot be retracted. 8: The gas burner according to claim 1, wherein the step further comprises: a mixing device, the mixing tube is disposed at the front end of the bracket, and comprises: two air nozzles a rear end of the mixing tube, and a gas pipe connected to the air nozzle in front of the air nozzle to radially open at least the air inlet hole and a radial joint and a retaining ring respectively in front of the air inlet hole and the mixing tube The burning device comprises: a f-carrying device attached to the front end of the mixing pipe, and a third spring sleeve* in the block S' and then a fire-resistance outside the spout, and making the camp third a spring, and the protruding wire of the piezoelectric device passes through the mixing side, and finally the sum of the outer tube connecting edge and the third spring positions the refractory ring in the front end opening of the outer tube in a fire blasting device Qing brain, the towel sprays the nozzle to spread ^ gear-like fire-breathing head, and at the front end of the fire-breathing head, a gas burner according to item 1 is stored, which further includes a combination positioning: two bottoms and two parts are opened. - for the bottom part of the bracket to be connected to the chamber (4), the secret-silver into the disc lacking the jacket ^ The gas burner of the first aspect, wherein the bottom of the sump tube is sleeved on the surface of the base hood tube having a embossing pattern and the cake tube and the outer tube 16