CN212286222U

CN212286222U - Cutting torch with high temperature resistance

Info

Publication number: CN212286222U
Application number: CN202020274700.0U
Authority: CN
Inventors: 卜庆祥
Original assignee: Yangzhou Mcc Machinery Co ltd
Current assignee: Yangzhou Mcc Machinery Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2021-01-05
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses a burning torch with high temperature resistance relates to burning torch technical field, because the heat resistance is poor for solving current burning torch, leads to the problem that burning torch cutting torch life is low needs frequent change. The upper end of burning torch main part is provided with first gland nut, first gland nut's upper end is provided with the cutting oxygen valve, the lower extreme of burning torch main part is provided with second gland nut, one side of burning torch main part is provided with penetrates the straw nut, the one end of penetrating the straw nut is provided with penetrates the straw, the upper end of penetrating the straw nut is provided with the nut, the one end of nut is provided with the cutting oxygen pipe, the one end of cutting oxygen pipe is provided with the cutting torch joint, the lower extreme that the cutting torch connects is provided with the cutting torch nut, the opposite side of burning torch main part is provided with the handle, the one end of handle is provided with the rear portion connector, the lower extreme of cutting torch nut is provided with the cutting torch fin.

Description

Cutting torch with high temperature resistance

Technical Field

The utility model relates to a burning torch technical field specifically is a burning torch with high temperature resistance.

Background

The cutting gun, a tool with valve for gas cutting, is shaped like a gun and has a nozzle at its front end. The order of use was: the acetylene switch is started to be ignited, then the size of flame is controlled by adjusting the size of the mixed gas and the acetylene, the object to be cut is preheated, and when the object reaches a molten state, the high-wind switch is turned on to cut. The common cutting guns comprise GB-30, GB-100 and GB-300. Each cutting gun can be equipped with several cutting nozzles with different apertures to cut metals of different thicknesses. The cutting nozzle numbers are 1#, 2#, and 3#, and the larger the number is, the thicker the cut metal is. The use method of the cutting gun comprises the following steps: the acetylene gas switch is turned on, and the oxygen switches are slightly turned on, after ignition, the supply of oxygen is adjusted, so that the oxyacetylene flame becomes neutral flame (namely the amount of acetylene and oxygen is proper). When cutting, the oxyacetylene flame is firstly used to heat a certain point to be cut to red heat, then the high-pressure pure oxygen flow switch is turned off to make the metal violently burn and melt into liquid in the oxygen flow, and then the cutting gun is moved along the line to be cut to cut the metal.

However, the existing cutting torch has the problems that the service life of the cutting torch cutting nozzle is low and the cutting torch cutting nozzle needs to be frequently replaced due to poor heat resistance; therefore, the existing requirements are not met, and a cutting gun with high temperature resistance is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a burning torch with high temperature resistance to solve the current burning torch that provides among the above-mentioned background art because the heat resistance is poor, lead to the problem that burning torch cutting torch life is low needs frequent change.

In order to achieve the above object, the utility model provides a following technical scheme: a burning torch with high temperature resistance comprises a burning torch main body, wherein a first sealing nut is arranged at the upper end of the burning torch main body, a cutting oxygen valve is arranged at the upper end of the first sealing nut, a second sealing nut is arranged at the lower end of the burning torch main body, a jetting straw nut is arranged on one side of the burning torch main body, a jetting straw is arranged at one end of the jetting straw nut, a nut is arranged at the upper end of the jetting straw nut, a cutting oxygen pipe is arranged at one end of the nut, a cutting torch joint is arranged at one end of the cutting oxygen pipe, a cutting torch nut is arranged at the lower end of the cutting torch joint, a handle is arranged on the other side of the burning torch main body, the handle is welded with the burning torch main body, a rear connector is arranged at one end of the handle, an oxygen nut is arranged at one end of the rear connector, an acetylene valve is arranged at the lower end of the rear connector, an acetylene nut, one end of the acetylene nut is provided with a hose connector, the lower end of the cutting torch nut is provided with a cutting torch cooling fin, and the cutting torch cooling fin is connected with the cutting torch nut in a welded mode.

Preferably, one end of the oxygen nut is provided with a hose nozzle, and the hose nozzle is connected with the oxygen nut in a welding mode.

Preferably, one end of the injection and suction pipe is provided with a mixed gas pipe, and the mixed gas pipe is connected with the injection and suction pipe in a welding manner.

Preferably, the lower end of the cutting nozzle cooling fin is provided with a cutting nozzle, and the cutting nozzle is connected with the cutting nozzle cooling fin in a welding mode.

Preferably, one side of the second sealing nut is provided with a preheating oxygen valve, and the preheating oxygen valve is in threaded connection with the second sealing nut.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting of cutting torch fin for the burning torch can dispel the heat with the cutting torch fin, greatly improves the radiating efficiency of cutting torch, has improved the life of cutting torch, reduces the frequency that the cutting torch was changed at the during operation, improves work efficiency.

2. Through the setting of hose nipple for oxygen or acetylene can transmit to cutting torch work through hose nipple pressurization, and the hose material makes its burning torch can be with arbitrary angular rotation and can not receive the limitation that body hardness brought, improves the operation degree of freedom, accomplishes the cutting work of each angle.

3. Through gas mixing pipe's setting for certain proportion's oxygen can be transmitted to the cutting torch through gas mixing pipe together, is favorable to gas such as acetylene fully to burn, prevents that high-pressure gas from the cutting torch blowout back, because combustion improver oxygen does not fully contact fuel such as acetylene and causes the extravagant condition of fuel, improves the utilization ratio of fuel, improves the heat production upper limit of burning torch.

4. Through the arrangement of the cutting nozzle, high-pressure gas can be stably sprayed out from the cutting nozzle to the designated direction, the scattering angle of the high-pressure gas is reduced, and the operation ignition temperature is improved.

5. Through the setting of the preheating oxygen valve, the preheating oxygen valve reduces the inlet pressure to a certain required outlet pressure through the throttling of the opening and closing piece, and the outlet pressure is kept stable.

Drawings

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

FIG. 2 is a partial enlarged view of the position A of the present invention;

FIG. 3 is a partial enlarged view of the position B of the present invention;

in the figure: 1. a cutting gun body; 2. a first seal nut; 3. cutting an oxygen valve; 4. a second seal nut; 5. Preheating an oxygen valve; 6. a shooting and sucking pipe nut; 7. a nut; 8. shooting a straw; 9. cutting an oxygen tube; 10. a mixed gas pipe; 11. a cutting nozzle joint; 12. cutting a nozzle nut; 13. cutting nozzle cooling fins; 14. cutting a nozzle; 15. a handle; 16. a rear connection body; 17. an oxygen nut; 18. a hose nipple; 19. an acetylene valve; 20. an acetylene nut.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a cutting torch with high temperature resistance comprises a cutting torch main body 1, a first sealing nut 2 is arranged at the upper end of the cutting torch main body 1, a cutting oxygen valve 3 is arranged at the upper end of the first sealing nut 2, a second sealing nut 4 is arranged at the lower end of the cutting torch main body 1, a jet straw nut 6 is arranged at one side of the cutting torch main body 1, a jet straw 8 is arranged at one end of the jet straw nut 6, a nut 7 is arranged at the upper end of the jet straw nut 6, a cutting oxygen pipe 9 is arranged at one end of the nut 7, a cutting torch joint 11 is arranged at one end of the cutting oxygen pipe 9, a cutting torch nut 12 is arranged at the lower end of the cutting torch joint 11, a handle 15 is arranged at the other side of the cutting torch main body 1, the handle 15 is connected with the cutting torch main body 1 in a welding manner, a rear connector 16 is arranged at one end of the handle 15, an oxygen nut 17 is arranged at, one end of the acetylene valve 19 is provided with an acetylene nut 20, one end of the acetylene nut 20 is provided with a hose nipple 18, the lower end of the cutting torch nut 12 is provided with a cutting torch cooling fin 13, and the cutting torch cooling fin 13 is connected with the cutting torch nut 12 in a welding mode.

Further, the one end of oxygen nut 17 is provided with hose nipple 18, and hose nipple 18 and oxygen nut 17 welded connection for oxygen or acetylene can transmit to the work of cutting torch 14 through the 18 pressurization of hose nipple, and the hose material makes its burning torch can be with arbitrary angular rotation and can not receive the limitation that the body hardness brought, improves the operation degree of freedom, accomplishes the cutting work of each angle.

Further, the one end of penetrating straw 8 is provided with gas mixture pipe 10, and gas mixture pipe 10 with penetrate 8 welded connection of straw for certain proportion's oxygen can transmit cutting torch 14 through gas mixture pipe 10 together, is favorable to the abundant burning of gas such as acetylene, prevents that high-pressure gas from cutting torch 14 blowout back, because combustion improver oxygen does not fully contact fuel such as acetylene and causes the extravagant condition of fuel, improves the utilization ratio of fuel, improves the heat production upper limit of burning torch.

Further, the lower end of the cutting nozzle cooling fin 13 is provided with the cutting nozzle 14, and the cutting nozzle 14 is connected with the cutting nozzle cooling fin 13 in a welding mode, so that high-pressure gas can be stably sprayed out from the cutting nozzle to the designated direction, the scattering angle of the high-pressure gas is reduced, and the operating ignition temperature is increased.

Further, one side of the second sealing nut 4 is provided with a preheating oxygen valve 5, the preheating oxygen valve 5 is in threaded connection with the second sealing nut 4, the preheating oxygen valve 5 reduces the inlet pressure to a certain required outlet pressure through the throttling of the opening and closing member, and the outlet pressure is kept stable.

The working principle is as follows: when the gas tank is used, a gas tank connected with high-pressure gas is connected to a cutting torch through the hose connector 18, the oxygen nut 17 is used for locking a connecting port, the tightness of the gas tank is determined, leakage is prevented, the acetylene valve 19, the preheating oxygen valve 5, the second sealing nut 4, the cutting oxygen valve 3, the first sealing nut 2, the cutting torch nut 12 and the like are opened in sequence, gas at the cutting torch 14 is ignited after the gas is uniformly sprayed out, the cutting torch radiating fins 13 containing multiple groups of blades radiate the heat of the cutting torch 14, and the service life of the cutting torch 14 is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A cutting torch with high temperature resistance, comprising a torch body (1), characterized in that: the upper end of the cutting torch main body (1) is provided with a first sealing nut (2), the upper end of the first sealing nut (2) is provided with a cutting oxygen valve (3), the lower end of the cutting torch main body (1) is provided with a second sealing nut (4), one side of the cutting torch main body (1) is provided with an injection straw nut (6), one end of the injection straw nut (6) is provided with an injection straw (8), the upper end of the injection straw nut (6) is provided with a nut (7), one end of the nut (7) is provided with a cutting oxygen pipe (9), one end of the cutting oxygen pipe (9) is provided with a cutting torch joint (11), the lower end of the cutting torch joint (11) is provided with a cutting torch nut (12), the other side of the cutting torch main body (1) is provided with a handle (15), the handle (15) is welded with the cutting torch main body (1), one end of the handle (15) is provided with a rear connecting body (16), the one end of rear portion connector (16) is provided with oxygen nut (17), the lower extreme of rear portion connector (16) is provided with acetylene valve (19), the one end of acetylene valve (19) is provided with acetylene nut (20), the one end of acetylene nut (20) is provided with hose nipple (18), the lower extreme of cutting torch nut (12) is provided with cutting torch fin (13), and cutting torch fin (13) and cutting torch nut (12) welded connection.

2. The cutting torch with high temperature resistance as set forth in claim 1, wherein: one end of the oxygen nut (17) is provided with a hose connector (18), and the hose connector (18) is connected with the oxygen nut (17) in a welding manner.

3. The cutting torch with high temperature resistance as set forth in claim 1, wherein: and a mixed gas pipe (10) is arranged at one end of the injection suction pipe (8), and the mixed gas pipe (10) is connected with the injection suction pipe (8) in a welding manner.

4. The cutting torch with high temperature resistance as set forth in claim 1, wherein: the lower end of the cutting nozzle cooling fin (13) is provided with a cutting nozzle (14), and the cutting nozzle (14) is connected with the cutting nozzle cooling fin (13) in a welding mode.

5. The cutting torch with high temperature resistance as set forth in claim 1, wherein: one side of the second sealing nut (4) is provided with a preheating oxygen valve (5), and the preheating oxygen valve (5) is in threaded connection with the second sealing nut (4).