CN215175048U

CN215175048U - Novel flame gun

Info

Publication number: CN215175048U
Application number: CN202121253410.9U
Authority: CN
Inventors: 蔡正国
Original assignee: Wei Da Wei Metal Products Co ltd
Current assignee: Wei Da Wei Metal Products Co ltd
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2021-12-14
Anticipated expiration: 2031-06-05

Abstract

The utility model belongs to the technical field of flame guns, in particular to a novel flame gun, which comprises a base assembly used for conveying gas; the ignition device is arranged on the base assembly and is used for igniting gas to generate flame; the flame spraying device is arranged on the base assembly and is used for converging and spraying flame; the ignition device includes: the conducting wire comprises a fixed end and an ignition end, wherein the fixed end is provided with an insulating layer, the ignition end is used for generating sparks, the fixed end is arranged on the ignition device, and the ignition end extends into the flaming device; the flaming device comprises: a barrel connected to the base assembly; the protection assembly is arranged in the gun barrel and divides the gun barrel into a protection area and a flaming area; the protection area is used for placing and protecting the lead, the ignition end of the lead penetrates through the protection area and extends to the flaming area, the base assembly conveys gas to the flaming area, and sparks generated by the ignition end of the lead are in contact with the gas to achieve flaming.

Description

Novel flame gun

Technical Field

The utility model relates to a flame gun technical field refers in particular to a novel flame gun.

Background

The flame gun is a new outdoor article, belonging to field cooking utensils. Foreign is called "TORCH". The ignition heating tool is derived by utilizing the existing butane gas tank. The outdoor cooker generally refers to a burner and fuel (a butane gas tank) which are used for cooking food and boiling water outdoors, and is very convenient to carry. The flame gun replaces the function of a furnace end, so that flame is liberated from a fixed position, the bonfire is convenient to ignite, and food is baked. The large flame spray gun has the characteristics of large diameter of the spray pipe and large flame area, and is widely applied to the industries of heating, weeding and the like.

However, the conventional flame guns generally adopt a scheme of introducing an external fire source to ignite the flame gun or adopt a complicated ignition structure, but the ignition structure is costly due to a large internal space. At the same time, the complex ignition structure adversely affects the flame area and flame shape of the lance. The above problems can be solved by electronic ignition, for example, the new type flame gun of chinese patent application No. 201920588756.0, which has the disadvantages that the wire of the ignition device is not effectively protected in the gun barrel, the insulation layer on the wire is easily burned out by flame or damaged by high temperature, so that electric leakage may occur, gas is ignited at the inner end of the gun barrel, some parts are burned out, and the flame effect of the flame gun may be affected by too early ignition.

Disclosure of Invention

The utility model aims at providing a novel flame gun through the wire of protection subassembly protection ignition, solves the wire and hits the problem that open fire probably leads to the wire insulating layer to damage.

The purpose of the utility model is realized like this:

a novel flame gun comprises

A base assembly for delivering gas;

the ignition device is arranged on the base assembly and is used for igniting gas to generate flame; the flame spraying device is arranged on the base assembly and is used for converging and spraying flame;

the ignition device includes:

the wire comprises a fixed end and an ignition end, wherein the fixed end is provided with an insulating layer, the ignition end is used for generating sparks, the fixed end is arranged on the ignition device, and the ignition end extends into the flaming device;

the flaming device comprises:

a barrel coupled to the base assembly; and

the protection assembly is arranged in the gun barrel and divides the gun barrel into a protection area and a flaming area;

the base assembly is used for conveying gas to the flaming area, and sparks generated by the igniting end of the lead are contacted with the gas to realize flaming.

Preferably, the base assembly comprises:

an air nozzle in communication with the barrel for injecting air into a firing zone of the barrel;

the protection assembly includes:

the support frame is arranged on one side of the air nozzle, one side of the support frame, which is close to the base assembly, is attached to the inner wall of the gun barrel, and the support frame is used for isolating the wire and the air nozzle on two sides of the support frame respectively; and

the protection tube, it sets up on the support frame, the wire wears to establish on the protection tube, the protection tube is used for protecting the wire.

Preferably, the side surface of the protection tube is formed with a clamping ring extending outwards;

offer on the support frame and be used for the joint hole of joint ring, and the both sides in joint hole all make the spacing piece that has the crooked extension of ascending, two spacing piece is laminated respectively the both sides of joint ring.

Preferably, the support frame further comprises:

a connection end for connecting the base assembly; and

the limiting end is bent upwards and extends, a limiting hole used for limiting the protection tube to move is formed in the limiting end, and the protection tube is arranged in the limiting hole in a penetrating mode.

Preferably, the connecting end bends downwards and extends to form a vertical connecting surface, a fixing hole is formed in the connecting surface, and a fastener penetrates through the base assembly and the fixing hole to fix the support frame on the base assembly.

Preferably, the number of the fixing holes is two, and the fixing holes are respectively arranged on two sides of the connecting surface;

the air nozzle is positioned between the two fixing holes and extends to the lower part of the support frame through the connecting surface.

Preferably, the base assembly further comprises:

the connecting port is arranged at the lower end of the base assembly and is used for connecting an air storage tank;

the air passage is formed in the base assembly and is used for communicating the air nozzle with the connecting port; and

and the valve is transversely movably arranged at the rear end of the base assembly, and one end of the valve is arranged in the air channel and is used for realizing the closing or opening of the air channel through transverse movement.

Preferably, the airway includes:

the air inlet channel is communicated with the connecting port;

the air outlet channel is communicated with the air nozzle;

the intake duct with the crossing setting of gas outlet channel, the one end setting of valve is in the crossing department of intake duct and gas outlet channel to lateral shifting through the valve realizes intercommunication and separation between the two of intake duct and gas outlet channel.

Preferably, the ignition device further includes:

a main body; the lead is arranged at the front end of the main body;

a switch disposed at a rear end of the main body for turning on or off a spark at a firing end of the wire;

a protective shell is arranged at the upper end of the base assembly, and a protective cavity for mounting the ignition device is formed in the protective shell; the main body of the ignition device is arranged in the protection cavity, and the switch and the lead wire penetrate through the protection shell and extend out of the protection shell.

Preferably, the support frame is a ceramic support frame, and the protection tube is a ceramic tube.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses a protection component keeps apart flame and partial wire with the barrel layering, keeps apart the insulating layer of flame and wire promptly completely, and then prevents that the insulating layer from being burnt out and influencing ignition, the use of whole flame gun even.

2. The utility model discloses a support frame is kept apart wire and air nozzle keep apart both in the both sides of self respectively to the flame that further prevents air nozzle the place ahead contacts with the non-ignition end of wire, improves the security of flame gun.

3. The utility model discloses an isolated ignition end of protection tube touches the flame, prevents that flame from stretching the ignition end that contacts with the insulating layer (being located the ignition end in the protection tube promptly), and then prevents that flame from contacting the insulating layer, finally realizes the protection to the wire through the protection tube.

4. The utility model discloses a set up the joint ring and restrict the back-and-forth movement of protection tube on the support frame in the joint is downthehole, through spacing piece restriction the protection tube removes about on the support frame. Simultaneously, through spacing piece laminating joint ring, also can restrict the rotation of protection tube to a certain extent through frictional force. The up-and-down movement of one end of the protection tube is limited through the limiting hole. And then let the user only can stick up the joint ring place one end, then take out the protection tube from spacing hole, just can separate protection tube and support frame. The protection tube is installed on the support frame and then according to opposite operation can to can be when guaranteeing that the protection tube is installed enough stability on the support frame through above-mentioned structure, simplify relevant installation operation, the user only needs can accomplish the installation through simple placing and inserting.

5. The utility model discloses a structure of above-mentioned support frame and protection tube, installer only need the fastener pass the link and the base assembly of support frame, can realize the installation of support frame. Then the installer only needs to insert the protection tube into the limiting hole, and then the clamping ring on the protection tube is aligned with the clamping hole and is put in, so that the protection tube can be installed. Thereby achieving simplification of the mounting operation.

6. The utility model discloses an isolated wire's of ceramic material's self characteristic electric current prevents that the wire electric leakage from influencing the use of other parts to and the electric current does not reach the ignition end and just leaks electricity, too early and gas contact, thereby ignites gas, burns out wire insulating layer base assembly even. Meanwhile, the ceramic material has good heat insulation performance, so that the heat of flame can be well isolated, and the insulating layer covered on the wire is prevented from being damaged due to overhigh temperature.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic cross-sectional view of the present invention.

Fig. 4 is a schematic view of the protection assembly installation.

Reference numerals: 1-a base assembly; 2-an ignition device; 3-a flame spraying device; 4-a wire; 5-fixed end; 6-an insulating layer; 7-a firing end; 8-a barrel; 9-a protective component; 10-a protection area; 11-flame area; 12-an air nozzle; 13-a support frame; 14-a protective tube; 15-snap ring; 16-a clamping hole; 17-a limiting sheet; 18-a connection end; 19-a limiting end; 20-limiting holes; 21-connecting surface; 22-a fixation hole; 23-connection port; 24-the airway; 25-a valve; 26-a body; 27-a switch; 28-protective shell; 29-a protection cavity; 30-a fastener; 31-an air inlet channel; 32-gas outlet channel.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

A novel flame gun is shown in figures 1-4 and comprises a base assembly 1, an ignition device 2 and a flame spraying device 3. The base assembly 1 is connected to a gas tank containing combustible gas so that the gas is delivered to the flaming device 3 through the base assembly 1. The ignition device 2 is disposed on the base assembly 1, and the preferred embodiment is that the ignition device 2 is disposed at the upper end of the base assembly 1, so as to facilitate the operation of the user. The ignition device 2 is used to ignite the gas in the flame thrower 3, thereby generating a flame. The flame projecting device 3 is also arranged on the base assembly 1, and the preferred embodiment is that the flame projecting device 3 is arranged at the front end of the base assembly 1, so that the flame faces the front end of the human body, and the safety degree is improved. The flame spraying device 3 is used for converging flame, and then guiding the flame to spray out from the opening of the flame spraying device, so that the flame spraying of the flame spraying gun is realized.

As shown in fig. 3, the ignition device 2 includes a lead 4, the lead 4 includes a fixed end 5 provided with an insulating layer 6 and a firing end 7 for generating a spark, and the firing end 7 extends into the ignition device 3. The flaming device 3 comprises a gun barrel 8 and a protective component 9, the gun barrel 8 is connected to the base assembly 1, the protective component 9 is arranged in the gun barrel 8, and the protective component 9 divides the gun barrel 8 into a protective area 10 and a flaming area 11. The protection area 10 is used for placing and protecting the lead 4, the ignition end 7 of the lead 4 extends to the flaming area 11 through the protection area 10, the base assembly 1 conveys gas to the flaming area 11, and sparks generated by the ignition end 7 of the lead 4 are contacted with the gas, so that the gas is ignited to realize flaming.

Thereby through the protection component 9 with barrel 8 layering, keep apart flame and partial wire 4, the insulating layer 6 of completely keeping apart flame and wire 4 promptly, and then prevent that insulating layer 6 from being burnt out and influencing ignition 2, even the use of whole flame gun.

Specifically, referring to fig. 2 and 3, the base assembly 1 includes an air nozzle 12 disposed at one end of the base assembly 1 and in communication with the barrel 8 to direct air through the nozzle opening and into the firing zone 11 of the barrel 8.

Referring to fig. 3 and 4, the protection assembly 9 includes a support frame 13 and a protection tube 14. Support frame 13 sets up in one side of air nozzle 12 to it is close to one side laminating of base assembly 1 the inner wall of barrel 8 is used for keeping apart wire 4 and air nozzle 12 keep apart both in the both sides of self respectively, thereby further prevent that the flame in air nozzle 12 the place ahead from contacting with the non-ignition end 7 of wire 4, improve the security of flame gun. The protective tube 14 is arranged on the supporting frame 13, the lead 4 is arranged on the protective tube 14 in a penetrating mode, part of the fixed end 5 and part of the ignition end 7 are arranged in the protective tube 14, and the other part of the ignition end 7 extends to the outer side of the protective tube 14 to be ignited. Therefore, the flame contacted with the ignition end 7 is isolated through the protection pipe 14, the flame is prevented from spreading to the ignition end 7 contacted with the insulating layer 6 (namely, the ignition end 7 positioned in the protection pipe 14), the flame is further prevented from contacting the insulating layer 6, and finally the protection of the lead 4 is realized through the protection pipe 14.

Next, the connection structure of the support bracket 13 and the protection tube 14 will be specifically described. Referring to fig. 2 and 4, the protective tube 14 is formed with an outwardly extending snap ring 15 on a side thereof. Correspondingly, the supporting frame 13 is provided with a clamping hole 16 for clamping the clamping ring 15, so that the front and back movement of the protective tube 14 on the supporting frame 13 is limited by arranging the clamping ring 15 in the clamping hole 16. Limiting pieces 17 which are bent upwards and extend are formed on two sides of the clamping hole 16, and the two limiting pieces 17 are attached to two sides of the clamping ring 15 respectively, so that the protection tube 14 is limited to move left and right on the support frame 13 through the limiting pieces 17. Meanwhile, the limiting sheet 17 is attached to the clamping ring 15, so that the rotation of the protection tube 14 can be limited to a certain extent through friction force.

Referring to fig. 2 and 4, the supporting frame 13 further includes a connecting end 18 and a limiting end 19. The connecting end 18 is used for connecting the base assembly 1. The limit end 19 is bent upwards and extends, and is provided with a limit hole 20, the protection pipe 14 is arranged in the limit hole 20 in a penetrating way, and one end of the protection pipe extends to the flaming area 11. The stopper hole 20 is fitted to the protective tube 14 so that the up-and-down movement of one end of the protective tube 14 is restricted by the stopper hole 20. Further, the user can only tilt the end of the snap ring 15 and then pull out the protection tube 14 from the limiting hole 20 to separate the protection tube 14 from the supporting frame 13. The protection tube 14 is installed on the support frame 13 and then according to opposite operation can to can be when guaranteeing that the protection tube 14 is installed enough stability on the support frame 13 through above-mentioned structure, simplify relevant installation operation, the user only needs can accomplish the installation through simple placing and inserting.

Referring to fig. 2 and 4, the connecting end 18 is bent downward to form a vertical connecting surface 21, and a fixing hole 22 is formed on the connecting surface 21, so that the supporting frame 13 is fixed on the base assembly 1 by a fastening member 30 passing through the base assembly 1 and the fixing hole 22. In this embodiment, the number of the fixing holes 22 is two, and the fixing holes are respectively formed on two sides of the connecting surface 21, and the air nozzle 12 is located between the two fixing holes 22 and extends to the lower side of the supporting frame 13 through the connecting surface 21.

Therefore, through the structure of the support frame 13 and the protection tube 14, an installer only needs to pass the fastener 30 through the connection end 18 of the support frame 13 and the base assembly 1, and then can install the support frame 13. Then, the installer only needs to insert the protection tube 14 into the limiting hole 20, and then puts the clamping ring 15 on the protection tube 14 into alignment with the clamping hole 16, so that the protection tube 14 can be installed. Thereby achieving simplification of the mounting operation.

Meanwhile, the support frame 13 and the protection tube 14 are preferably made of ceramic materials in the embodiment, so that the current of the lead 4 is isolated through the characteristics of the ceramic materials, the lead 4 is prevented from being leaked to influence the use of other parts, and the current leaks when not reaching the ignition end 7 and is prematurely contacted with gas, so that the gas is ignited, and the insulation layer 6 of the lead 4 and even the base assembly 1 are burnt. Meanwhile, the ceramic material has good heat insulation performance, so that the heat of flame can be well insulated, and the insulating layer 6 covered on the lead 4 is prevented from being damaged due to overhigh temperature.

Referring to fig. 2 and 3, the base assembly 1 further includes a connection port 23, an air passage 24, and a valve 25. The connecting port 23 is arranged at the lower end of the base assembly 1 and is used for connecting an air storage tank. An air passage 24 is formed inside the base assembly 1, and the air passage 24 is communicated with the air nozzle 12 and the connecting port 23, so that air delivery is realized. The valve 25 is transversely movably disposed at the rear end of the base assembly 1, and one end of the valve passes through the base assembly 1 and is disposed in the air passage 24, so that the air passage 24 is closed or opened by the valve 25 extending into and out of the air passage 24.

As shown in fig. 3, the air passage 24 includes an inlet passage 31 and an outlet passage 32. The inlet channel 31 communicates with the connection port 23 for gas to enter the base assembly 1. The gas outlet channel 32 is in communication with the gas nozzle 12 for the gas to flow to the gas nozzle 12 and ultimately out of the base assembly 1. The inlet channel 31 and the outlet channel 32 are arranged in an intersecting manner, and one end of the valve 25 is arranged at the intersection of the inlet channel 31 and the outlet channel 32, so that the inlet channel 31 and the outlet channel 32 can be communicated and separated through the transverse movement of the valve 25, and the integral air channel 24 can be opened and closed. As shown in fig. 2, the ignition device 2 further includes a main body 26 and a switch 27. Lead 4 is disposed at the front end of body 26, and switch 27 is disposed at the rear end of body 26, switch 27 being used to turn on or off the spark at firing end 7 of lead 4.

Correspondingly, with reference to fig. 1 and 3, a protective casing 28 is disposed at the upper end of the base assembly 1, and a protective cavity 29 for installing the ignition device 2 is formed in the protective casing 28. Wherein the main body 26 of the ignition device 2 is arranged in the protection cavity 29, and the switch 27 and the lead wire 4 both extend out of the protection shell 28 through the protection shell 28. Therefore, the connection between the ignition device 2 and the main body 26, the switch 27 and the lead 4 can be effectively protected by the protective shell 28, and the main body 26 and the connection of the three are prevented from being damaged by external force to influence the use of the ignition device 2. Meanwhile, the switch 27 and the lead 4 extend out of the protective shell 28, which is also convenient for the user to operate.

The specific working process of the scheme is as follows:

after a user opens a valve 25 on the base assembly 1, an air passage 24 is opened to communicate the air nozzle 12 with the connecting port 23, then air in the air storage tank enters the flaming area 11 which is jetted out from the air nozzle 12 into the gun barrel 8 through the air passage 24 from the connecting port 23, and then the user presses a switch 27 of the ignition device 2 to enable the ignition end 7 of the lead 4 to generate sparks which are in contact with the air, so that the air is ignited to generate flame, and finally the flame is jetted out from an opening of the gun barrel 8 after being collected by the gun barrel 8.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel flame gun comprises

A base assembly (1) for conveying gas;

the ignition device (2) is arranged on the base assembly (1) and is used for igniting gas to generate flame; and

the flame spraying device (3) is arranged on the base assembly (1) and is used for converging and spraying flame;

it is characterized in that the preparation method is characterized in that,

the ignition device (2) comprises:

a wire (4) comprising a fixed end (5) provided with an insulating layer (6) and an ignition end (7) for generating a spark, the ignition end (7) extending into the flaming device (3);

the flaming device (3) comprising:

a barrel (8) connected to the base assembly (1); and

a protection assembly (9) arranged inside the barrel (8) dividing the barrel (8) into a protection zone (10) and a flaming zone (11);

the protection area (10) is used for placing and protecting the lead (4), the ignition end (7) of the lead (4) penetrates through the protection area (10) to extend to the flaming area (11), the base assembly (1) conveys gas to the flaming area (11), and sparks generated by the ignition end (7) of the lead (4) are contacted with the gas to realize flaming.

2. The new type of flame gun as claimed in claim 1, wherein: the base assembly (1) comprises:

an air nozzle (12) in communication with the barrel (8) for injecting air into a firing zone (11) of the barrel (8);

the protection assembly (9) comprises:

the supporting frame (13) is arranged on one side of the air nozzle (12), one side of the supporting frame, close to the base assembly (1), is attached to the inner wall of the gun barrel (8), and the supporting frame is used for isolating the wire (4) and the air nozzle (12) on two sides of the supporting frame; and

the protection tube (14) is arranged on the support frame (13) and sleeved on the lead (4), and the protection tube (14) is used for protecting the lead (4).

3. The new type of flame gun as claimed in claim 2, wherein: a clamping ring (15) extending outwards is formed on the side surface of the protection tube (14);

offer on support frame (13) and be used for the joint hole (16) of joint ring (15), and the both sides in joint hole (16) all the shaping have spacing piece (17) to the incurve extension, two spacing piece (17) are laminated respectively the both sides of joint ring (15).

4. The new flame gun of claim 3, wherein: the support frame (13) further comprises:

a connection end (18) for connecting the base assembly (1); and

the limiting end (19) is bent upwards and extends, a limiting hole (20) used for limiting the protection pipe (14) to move is formed in the limiting end, and the protection pipe (14) penetrates through the limiting hole (20).

5. The new flame gun of claim 4, wherein: the connecting end (18) bends downwards to extend to form a vertical connecting surface (21), a fixing hole (22) is formed in the connecting surface (21), and the connecting surface penetrates through a fastening piece (30) to realize the fixing of the support frame (13) on the base assembly (1) through the fixing hole (22).

6. The new flame gun of claim 5, wherein: the number of the fixing holes (22) is two, and the fixing holes are respectively arranged on two sides of the connecting surface (21);

the air nozzle (12) is located between the two fixing holes (22) and extends to the lower part of the support frame (13) through the connecting surface (21).

7. The novel flame gun of any of claims 2-6, characterized in that: the base assembly (1) further comprises:

the connecting port (23) is arranged at the lower end of the base assembly (1) and is used for connecting an air storage tank;

the air channel (24) is arranged in the base assembly (1) and is used for communicating the air nozzle (12) with the connecting port (23); and

a valve (25) which is transversely movably arranged at the rear end of the base assembly (1) and one end of which is arranged in the air channel (24) and is used for realizing the closing or opening of the air channel (24) through transverse movement.

8. The new flame gun of claim 7, wherein: the air passage (24) includes:

an intake duct (31) that communicates with the connection port (23);

an air outlet channel (32) communicated with the air nozzle (12);

intake duct (31) with crossing setting of gas outlet channel (32), the one end setting of valve (25) is in the crossing department of intake duct (31) and gas outlet channel (32) to lateral shifting through valve (25) realizes intercommunication and separation between the two of intake duct (31) and gas outlet channel (32).

9. The new flame gun of claim 7, wherein: the ignition device (2) further comprises:

a main body (26); the lead (4) is arranged at the front end of the main body (26);

a switch (27) disposed at one end of the body (26) for turning on or off a spark at the firing end (7) of the wire (4);

a protective shell (28) is arranged at the upper end of the base assembly (1), and a protective cavity (29) for mounting the ignition device (2) is formed in the protective shell (28); the main body (26) of the ignition device (2) is arranged in the protection cavity (29), and the switch (27) and the lead (4) both penetrate through the protection shell (28) and extend out of the protection shell (28).

10. The novel flame gun of any of claims 2-6, characterized in that: the support frame (13) is a ceramic support frame, and the protection tube (14) is a ceramic tube.