CN218480611U

CN218480611U - Improved structure of portable flame gun

Info

Publication number: CN218480611U
Application number: CN202222676942.4U
Authority: CN
Inventors: 余金保
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-02-14
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses an improved structure of a portable flame gun, which mainly comprises a gun body and a liquid storage tank; the bottom of the gun body is connected with the liquid storage tank, the front end of the gun body is sequentially provided with a nozzle and a flame projecting head, the flame projecting head is internally provided with a flame projecting hole which penetrates through the head and the tail, and the tail of the flame projecting head is connected with the nozzle; a gasification pipe is arranged between the nozzle and the flame-throwing head, and the gasification pipe consists of an air inlet pipe part, a gasification part and an air return pipe part which are sequentially communicated; an air outlet and an air inlet are arranged on one side surface of the nozzle, wherein the inside of the air outlet is communicated with the liquid storage tank through a guide outlet in the gun body, and the outside of the air outlet is communicated with an air inlet pipe part of the gasification pipe; the gasification part of the gasification pipe is arranged at the front end of the fire distribution head and is communicated with the air return pipe part after surrounding a circle, and the tail part of the air return pipe part is communicated with the spray hole of the nozzle through the air inlet hole on the nozzle. The utility model discloses an improvement structure of flame gun, it can realize inversion and full angle use to can obtain better flame gun stability, promote flame gun's use convenience.

Description

Improved structure of portable flame gun

Technical Field

The utility model relates to a portable flame gun specifically is a portable flame gun's improvement structure.

Background

The portable flame gun has wide application, and can be used for barbecue heating, carbon ignition, cooking, maintenance and processing, camping, field survival equipment and the like.

The existing portable flame gun mainly comprises a gun body and a liquid storage tank; the rear end of the gun body is provided with an air outlet adjusting hand wheel, the bottom of the gun body is connected with the liquid storage tank, the front end of the gun body is sequentially provided with a nozzle and a flame projecting head, the flame projecting head is internally provided with flame projecting holes which penetrate through the head and the tail, the tail of the flame projecting head is connected with the nozzle, the outer wall of the middle part of the flame projecting head is provided with a plurality of air inlets which are communicated with the flame projecting holes, and the air inlets are provided with door sealing rings which can adjust the opening and closing sizes of the air inlets; the front end of the flame-throwing head is provided with a flame-dividing head. When in use, the high-pressure combustion liquid medium in the liquid storage tank is gasified and then is sprayed out from the spray hole of the nozzle through the guide-out hole in the gun body, and reaches the flame-spraying head through the air channel opening to be ignited for use.

Here, it has been found over the years that the portable flame gun of the above structure has the following disadvantages:

1. the high-pressure combustion liquid medium in the liquid storage pot directly is sprayed out by the nozzle after being gasified through the outlet hole in the gun body, and the structure can easily immerse the liquid level of the combustion liquid medium in the liquid storage pot into the inlet of the outlet hole when the flame gun is inverted or used at multiple angles, so that the liquid gas which is not gasified is sprayed out by the nozzle, fuel waste is caused, the phenomenon of yellow flame spraying can be caused due to insufficient combustion, and the use scene of the flame gun is seriously influenced.

2. The fire dividing head in the structure is of a net structure, so that effective separation of inner flame and outer flame cannot be realized, and the phenomenon of flame shaking often occurs in use.

3. The sealing ring is simply sleeved and buckled on the flame thrower after being bent by a metal sheet, and is pulled by fingers to move to shield or open the inlet valve in use, so that the adjustment operation is very inconvenient.

4. The portable flame gun is ignited manually, has no electronic ignition function, is inconvenient to use and has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model designs a portable flame gun's improvement structure, it can realize the inversion and the full angle use of flame gun to can obtain better flame stability, promote flame gun's use convenience.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an improved structure of a portable flame gun mainly comprises a gun body and a liquid storage tank; wherein the rear end of the gun body is provided with an air outlet adjusting hand wheel, the bottom of the gun body is connected with the liquid storage tank, the front end of the gun body is sequentially provided with a nozzle and a flame projecting head, the flame projecting head is internally provided with a flame projecting hole which penetrates through the head and the tail, the tail of the flame projecting head is connected with the nozzle, and the front end of the flame projecting head is provided with a flame distributing head; the method is characterized in that: a gasification pipe is arranged between the nozzle and the flame-throwing head, and the gasification pipe consists of an air inlet pipe part, a gasification part and an air return pipe part which are sequentially communicated; an air outlet and an air inlet are arranged on one side surface of the nozzle, wherein the inside of the air outlet is communicated with the liquid storage tank through a guide-out hole in the gun body, and the outside of the air outlet is communicated with an air inlet pipe part of the gasification pipe; the gasification part of the gasification pipe is arranged at the front end of the fire distributing head and is communicated with the air return pipe part after surrounding a circle, and the tail part of the air return pipe part is communicated with the spray hole of the spray nozzle through an air inlet hole on the spray nozzle.

More specifically, the fire dividing head comprises a fire dividing head body with a central through hole, a plurality of fire guiding bulges are uniformly distributed on the outer wall of the fire dividing head body along the circumferential direction, gaps are reserved between every two adjacent fire guiding bulges to form fire guiding grooves, and a metal ring is sleeved on the front end ring of each fire guiding bulge.

More specifically, the tail part of the flame-throwing head is provided with a plurality of connecting arms, a gap is reserved between every two adjacent connecting arms to form an air inlet gap, and the tail part of each connecting arm is connected with the nozzle through a common mounting seat.

More specifically, the external sleeves of the flame-throwing head and the nozzle are provided with gun sleeves, the gun sleeves are provided with a plurality of air inlets along the circumferential direction at positions corresponding to the air inlet gaps, the gun sleeves are connected with a spiral sealing door through adjusting threads at the positions where the air inlets are arranged, and the spiral sealing door is opened and closed by the rotation of the adjusting threads relative to the spiral sealing door.

More specifically, the outer wall of the flame-dividing head of the flame-throwing head is provided with a heat-insulating fire-gathering ring made of heat-insulating materials.

More specifically, the above-described flame gun is provided with an electronic ignition device including an electronic ignition wrench disposed below the front side of the gun body and an electronic arc igniter disposed below the flame dividing head, the electronic arc igniter being controlled by the electronic ignition wrench.

The utility model discloses a gasifier structure that sets up between nozzle and flame projecting head for the liquid gas that comes out through the rifle body first guide put flame mouth department and carry out self heating, thereby make liquid gas gasify then flow back nozzle department blowout in the twinkling of an eye and use, can realize that the flame projecting rifle is invertd and the use of rocking of multi-angle, can obtain stable flame tongue.

The fire dividing head with the structure is characterized in that the fire guiding protrusion of the body on the fire dividing head and the metal ring form a plum blossom-shaped fire dividing head structure, the metal ring can better separate inner flame and outer flame, and the sprayed fire tongue is more stable.

Moreover, divide the fire head outside to be provided with thermal-insulated fire ring that gathers, can not only thermal-insulated flame realize better gathering, solved the phenomenon that current flame gun flame is beated and is cut off fire, also can play certain thermal-insulated effect simultaneously, avoid the gun case overheated and take place to scald the phenomenon of hindering the people.

The outside cover of flame projecting head and nozzle is equipped with the gun case, is equipped with air inlet and spiral and seals the door on the gun case, in using through the spiral seal the door relative regulation screw thread the rotation come the switching air inlet, easy and simple to handle laborsaving and accurate.

The electron ignition device that the flame gun set up can improve the use comfort level and the convenient degree of quick ignition of flame gun greatly.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the gun case of the present invention;

FIG. 3 is a cross-sectional view of a nozzle of the present invention;

FIG. 4 is a schematic perspective view of the gasification tube of the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the fire dividing head of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the heat-insulating fire gathering ring of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, an improved structure of a portable flame gun mainly comprises a gun body 1 and a liquid storage tank (not shown in the figures), wherein the rear end of the gun body 1 is provided with an air outlet adjusting hand wheel 11, and the bottom of the gun body 1 is connected with the liquid storage tank through a holding type clamping ring 12.

The front end of the gun body 1 is provided with a nozzle 2 and a flame projecting head 3 in sequence.

The fire-jet head 3 is provided with fire-jet holes which penetrate through the head and the tail, the tail of the fire-jet head 3 is connected with the nozzle 2, and the front end of the fire-jet head 3 is provided with a fire dividing head 4.

A gasification pipe 5 is provided between the nozzle 2 and the burner 3, and the gasification pipe 5 is composed of an air inlet pipe portion 5a, a gasification portion 5b, and an air return pipe 5c which are sequentially communicated. The nozzle 2 is provided with completely separate outlet and

inlet apertures

21, 22 on one side, both of which are shown in the figure at the top of the nozzle, but which may in practice be located elsewhere. The inner part of the air outlet 21 is communicated with the liquid storage tank through a leading-out hole in the gun body 1, and the outer part of the air outlet 21 is communicated with the air inlet pipe part 5a of the gasification pipe 5; the gasification part 5b of the gasification pipe 5 is arranged at the front end of the flame distributing head 4 and is communicated with the air return pipe part 5c after surrounding a circle, and the tail part of the air return pipe part 5c is communicated with the spray hole 23 of the nozzle 2 through the air inlet hole 22 on the nozzle 2.

Above structure is provided with gasification pipe 5 structure between nozzle 2 and flame projecting head 3 for the liquid gas that comes out through the rifle body 1 first guide is put flame mouth department and is preheated gasification, thereby makes liquid gas after the complete gasification backward flow put nozzle 2 department blowout and use, thereby fundamentally has stopped the phenomenon of blowout liquid gas, even the flame projecting rifle is invertd and the use is rocked to the multi-angle, also can all obtain stable flame tongue.

The fire dividing head 4 comprises a fire dividing head body 41 with a central through hole 4a, a plurality of fire guiding bulges 42 are uniformly distributed on the outer wall of the fire dividing head body 41 along the circumferential direction, a gap is left between every two adjacent fire guiding bulges 42 to form a fire guiding groove 43, and a metal ring 44 is sleeved on the front end of each fire guiding bulge 42. The flame guide protrusion 42 and the metal ring 44 on the flame dividing head body 41 form a quincunx flame dividing head structure, wherein the metal ring 44 can better separate the inner flame and the outer flame, so that the sprayed flame tongue is more stable.

The tail of the flame-throwing head 3 is provided with a plurality of connecting arms 31, a gap is reserved between every two adjacent connecting arms 31 to form an air inlet gap 32, and the tail of each connecting arm 31 is connected with the nozzle 2 through a common mounting seat 33. Meanwhile, the outer sleeves of the flame-throwing head 3 and the nozzle 2 are provided with a gun sleeve 6, the gun sleeve 6 is provided with a plurality of air inlets 61 along the circumferential direction at the position corresponding to the air inlet gap 32, and the gun sleeve 6 is connected with a spiral sealing door 63 through an adjusting thread 62 at the position where the air inlets 61 are arranged, so that the air inlets 61 are opened and closed by the rotation of the spiral sealing door 63 relative to the adjusting thread 62 through the adjusting thread 62. When in use, the air inlet 61 is opened and closed by rotating the spiral sealing door 63 relative to the adjusting screw thread 62, and the operation is simple, convenient, labor-saving and accurate. Here, for convenience of operation, the spiral sealing door 63 is provided on an outer wall thereof with a ratchet 631 for enhancing finger's touch.

The flame projecting head 3 is provided with the thermal-insulated fire ring 7 that gathers that is made by thermal insulation material dividing 4 outer walls of flame projecting head, and thermal-insulated fire ring 7 that gathers can not only thermal-insulated flame realize better gathering, has solved the phenomenon that current flame projecting gun flame is beated and is cut off fire, also can play certain thermal-insulated effect simultaneously, avoids 6 overheated and takes place to scald the phenomenon of hindering the people of gun. Here, for the fitting, the top of the heat-insulating fire-gathering ring 7 is provided with a notch 71 for the arrangement of the gasification pipe 5.

Be provided with electronic ignition on the rifle body 1 of flame gun, this electronic ignition is including setting up the electron spanner 81 of striking sparks in rifle body 1 front side below and setting up the electron arc point firearm 82 in minute flame 4 below, electron arc point firearm 82 by strike sparks spanner 81 control, compare manual ignition, above electronic ignition can improve the use comfort level and the convenient degree of quick ignition of flame gun greatly. The bottom of the heat insulation fire gathering ring 7 is provided with a mounting groove 72 for the mounting requirement of the electronic arc igniter 82.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change or modification made to the above embodiments according to the technical principle of the present invention still falls within the scope of the technical solution of the present invention.

Claims

1. An improved structure of a portable flame gun mainly comprises a gun body and a liquid storage tank; wherein the rear end of the gun body is provided with an air outlet adjusting hand wheel, the bottom of the gun body is connected with the liquid storage tank, the front end of the gun body is sequentially provided with a nozzle and a flame projecting head, the flame projecting head is internally provided with a flame projecting hole which penetrates through the head and the tail, the tail part of the flame projecting head is connected with the nozzle, and the front end of the flame projecting head is provided with a flame distributing head; the method is characterized in that: a gasification pipe is arranged between the nozzle and the flame-throwing head, and the gasification pipe consists of an air inlet pipe part, a gasification part and an air return pipe part which are sequentially communicated; an air outlet and an air inlet are arranged on one side surface of the nozzle, wherein the inside of the air outlet is communicated with the liquid storage tank through a guide-out hole in the gun body, and the outside of the air outlet is communicated with an air inlet pipe part of the gasification pipe; the gasification part of the gasification pipe is arranged at the front end of the fire distributing head and is communicated with the air return pipe part after surrounding a circle, and the tail part of the air return pipe part is communicated with the spray hole of the nozzle through the air inlet hole on the nozzle.

2. The improved structure of a portable flame gun as claimed in claim 1, wherein: the fire dividing head comprises a fire dividing head body with a central through hole, a plurality of fire guiding bulges are uniformly distributed on the outer wall of the fire dividing head body along the circumferential direction, a gap is reserved between every two adjacent fire guiding bulges to form a fire guiding groove, and a metal ring is sleeved on the front end ring of each fire guiding bulge.

3. The improved structure of a portable flame gun as claimed in claim 1, wherein: the afterbody of flame projecting head is equipped with a plurality of linking arms, leaves the clearance between the adjacent linking arm and constitutes air intake gap, and the afterbody of each linking arm is connected with the nozzle through a common mount pad.

4. An improved structure of a portable flaming gun as claimed in claim 3, characterized in that: the outside cover of flame projecting head and nozzle is equipped with the gun case, and the gun case is provided with a plurality of air inlet along circumference on corresponding the position in air intake clearance, and the gun case is at the position that sets up the air inlet through adjusting a threaded connection spiral and is sealed the door, the rotation of spiral relative regulation screw thread of sealing the door comes the switching the air inlet.

5. An improved structure of a portable fire gun as claimed in any one of claims 1 to 4, characterized in that: the outer wall of the flame-dividing head of the flame-throwing head is provided with a heat-insulating fire-gathering ring made of heat-insulating materials.

6. An improved structure of a portable fire gun as claimed in any one of claims 1-4, characterized in that: the flame gun is provided with an electronic ignition device which comprises an electronic ignition wrench arranged below the front side of the gun body and an electronic arc igniter arranged below the flame dividing head, and the electronic arc igniter is controlled by the electronic ignition wrench.