阅读说明：本技术 一种高精度气体比例气焊枪设备 (High-precision gas proportion gas welding gun equipment ) 是由 徐辰 宋志伟 于 2021-06-03 设计创作，主要内容包括：一种高精度气体比例气焊枪设备,涉及气焊枪领域。该高精度气体比例气焊枪设备包括导管、固定套设于导管上的手柄、与手柄铰接的压杆、连接于导管一端的喷头及分别与导管另一端连通的氧气管和乙炔管,手柄连接有打火按钮开关和电池,导管连接有设于喷头一侧的火花塞,打火按钮开关、电池和火花塞通过导线连接形成回路,压杆相对于手柄转动时抵压或松开打火按钮开关,氧气管和乙炔管分别设有用于调节氧气流量的氧气流量阀及用于控制乙炔流量的乙炔流量阀。本实施例提供的高精度气体比例气焊枪设备能够方便使用者调节乙炔和氧气的通入比例。(A high-precision gas proportion gas welding gun device relates to the field of gas welding guns. This gaseous proportion gas welding torch equipment of high accuracy includes the pipe, fixed cover locates the handle on the pipe, depression bar with handle articulated, connect in the shower nozzle of pipe one end and respectively with oxygen hose and the acetylene pipe of the intercommunication of the pipe other end, the handle is connected with button switch and battery of striking sparks, pipe connection has the spark plug of locating shower nozzle one side, button switch strikes sparks, battery and spark plug pass through the wire and connect and form the return circuit, the depression bar supports when rotating for the handle and presses or loosen button switch of striking sparks, oxygen hose and acetylene pipe are equipped with the oxygen flow valve that is used for adjusting the oxygen flow respectively and are used for controlling the acetylene flow's acetylene flow valve. The high-precision gas proportion gas welding gun equipment provided by the embodiment can be convenient for a user to adjust the introduction proportion of acetylene and oxygen.)

1. The utility model provides a gaseous proportion gas welding torch equipment of high accuracy, its includes the pipe, fixed cover is located handle on the pipe, with handle articulated depression bar, connect in the shower nozzle of pipe one end and respectively with oxygen hose and acetylene pipe of the intercommunication of the pipe other end, the handle is connected with button switch and battery of striking sparks, pipe connection has the spark plug of locating shower nozzle one side, button switch of striking sparks the battery with the spark plug passes through the wire and connects the formation return circuit, the depression bar for support when the handle rotates and press or loosen button switch of striking sparks, its characterized in that, the oxygen hose with the acetylene pipe is equipped with the oxygen flow valve that is used for adjusting the oxygen flow respectively and is used for controlling the acetylene flow's acetylene flow valve.

2. A high accuracy gas proportional gas welding torch apparatus according to claim 1, wherein an oxygen flow sensor and an acetylene flow sensor are provided in said oxygen tube and said acetylene tube, respectively.

3. A high accuracy gas proportional gas welding torch apparatus according to claim 2, wherein a display screen is connected to said handle in electrical communication with said oxygen flow sensor and said acetylene flow sensor.

4. The high accuracy gas proportional gas welding torch apparatus of claim 1, wherein a connecting rod is connected to the conduit, and the spark plug is connected to the connecting rod movably arranged in a direction perpendicular to the spray direction of the showerhead.

5. The high-precision gas proportion welding gun device according to claim 4, wherein the end face of the connecting rod is provided with a threaded hole with an axis perpendicular to the spraying direction of the spray head, and the spark plug is provided with a screw rod coaxially and threadedly connected with the threaded hole.

6. A high precision gas proportional gas welding gun device according to claim 4, wherein said guide tube is sleeved with a fixing ring movable along the spraying direction of said nozzle, and said connecting rod is connected to said fixing ring.

7. The high accuracy gas proportional gas welding torch apparatus of claim 1, wherein the nozzle comprises a connecting sleeve sleeved on the end of the conduit, a sealing sleeve inserted in the connecting sleeve, and a nozzle connected with the sealing sleeve.

8. The high-precision gas proportional gas welding gun equipment according to claim 1, wherein a rotatable gas mixing shaft and a plurality of gas mixing blades connected to the gas mixing shaft are arranged in the guide pipe.

Technical Field

The application relates to the field of gas welding guns, in particular to high-precision gas proportion gas welding gun equipment.

Background

The gas welding gun is a tool for gas welding, is shaped like a gun, has a nozzle at the front end, can spray high-pressure mixed gas to be ignited and then serve as a heat source, can be used for processing and welding metal materials such as iron, aluminum, tin, copper and the like, and is widely used for welding operation due to the characteristics of safety, reliability, convenience in operation, simple manufacturing process, convenience in maintenance and repair and the like.

In the welding process, oxygen and acetylene are mixed and then ignited to generate high-temperature flame as a heat source, so that the proportion of the oxygen and the acetylene in the mixed gas is very important, the welding effect is directly influenced, and whether the acetylene is fully combusted is directly determined by the proportion of the oxygen and the acetylene in the mixed gas. In the actual operation process, the gas proportion is judged by observing the color, the shape and the like of combustion flame by an operator according to experience, the method has larger error and inaccuracy and has overhigh technical requirement on the operator, after the gas welding gun is used, the temperature is still higher, the service life of the nozzle can be shortened when the nozzle is in a high-temperature state for a long time, and the risk that personnel are scalded due to careless contact exists.

Disclosure of Invention

An object of the application is to provide a gaseous proportion gas welding torch equipment of high accuracy, it can the person of facilitating the use adjust the letting in proportion of acetylene and oxygen to promote acetylene fully burning.

The embodiment of the application is realized as follows:

the embodiment of the application provides a gaseous proportion gas welding torch equipment of high accuracy, it includes the pipe, fixed cover locates the handle on the pipe, with handle articulated depression bar, connect in the shower nozzle of pipe one end and respectively with oxygen hose and the acetylene pipe of pipe other end intercommunication, the handle is connected with button switch and the battery of striking sparks, pipe connection has the spark plug of locating shower nozzle one side, button switch strikes sparks, battery and spark plug pass through the wire and connect and form the return circuit, the depression bar supports when rotating for the handle and presses or loosen button switch of striking sparks, oxygen hose and acetylene pipe are equipped with the oxygen flow valve that is used for adjusting oxygen flow respectively and are used for controlling the acetylene flow's acetylene flow valve.

In some alternative embodiments, an oxygen flow sensor and an acetylene flow sensor are provided in the oxygen tube and the acetylene tube, respectively.

In some alternative embodiments, a display screen is attached to the handle in electrical communication with the oxygen flow sensor and the acetylene flow sensor.

In some alternative embodiments, a connecting rod is connected to the conduit and the spark plug is configured to be movably connected to the connecting rod in a direction perpendicular to the spray direction of the spray head.

In some optional embodiments, the end face of the connecting rod is provided with a threaded hole with the axis perpendicular to the spraying direction of the spray head, and the spark plug is provided with a screw rod coaxially in threaded connection with the threaded hole.

In some alternative embodiments, the guide tube is sleeved with a fixing ring which can move along the spraying direction of the spray head, and the connecting rod is connected with the fixing ring.

In some optional embodiments, the spray head comprises a connecting sleeve sleeved on the end part of the conduit, a sealing sleeve inserted in the connecting sleeve, and a spray nozzle connected with the sealing sleeve.

In some alternative embodiments, a rotatable gas mixing shaft and a plurality of gas mixing blades connected to the gas mixing shaft are disposed within the conduit.

The beneficial effect of this application is: the gaseous proportion gas welding torch equipment of high accuracy that this embodiment provided includes the pipe, the handle on the pipe is located to fixed cover, with handle articulated depression bar, connect in the shower nozzle of pipe one end and respectively with oxygen hose and the acetylene pipe of the intercommunication of the pipe other end, the handle is connected with striking sparks button switch and battery, pipe connection has the spark plug of locating shower nozzle one side, striking sparks button switch, battery and spark plug pass through the wire and connect and form the return circuit, the depression bar supports when rotating for the handle and presses or loosen striking sparks button switch, oxygen hose and acetylene pipe are equipped with the oxygen flow valve that is used for adjusting oxygen flow respectively and are used for controlling the acetylene flow's acetylene flow valve. The high-precision gas proportion gas welding gun equipment provided by the embodiment can facilitate a user to adjust the feeding proportion of acetylene and oxygen, thereby promoting the sufficient combustion of acetylene.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic diagram of a high precision gas proportional gas torch apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram illustrating a partial cross-sectional view of a showerhead of a high precision gas ratio torch apparatus according to an embodiment of the present disclosure;

FIG. 3 is a schematic illustration in partial cross-sectional view of a tie rod and spark plug connection in a high precision gas proportional gas torch apparatus according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a high-precision gas proportional gas welding torch apparatus according to another embodiment of the present application.

In the figure: 100. a conduit; 110. a handle; 120. a pressure lever; 130. a spray head; 140. an oxygen tube; 150. an acetylene tube; 160. a firing button switch; 170. a battery; 180. a spark plug; 181. a screw; 190. an oxygen flow valve; 191. an oxygen adjusting knob; 200. an acetylene flow valve; 201. an acetylene adjustment knob; 210. an oxygen flow sensor; 220. an acetylene flow sensor; 230. a display screen; 240. a connecting rod; 241. a threaded hole; 250. a fixing ring; 260. Connecting sleeves; 270. sealing sleeves; 280. a nozzle; 290. a gas blending shaft; 300. mixing the gas uniformly and stirring the mixture uniformly.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The features and performance of the high precision gas proportional gas torch apparatus of the present application are described in further detail below with reference to examples.

As shown in fig. 1, 2 and 3, the present invention provides a high precision gas ratio gas welding torch apparatus, which includes a conduit 100, a handle 110 fixedly sleeved on the conduit 100, a pressing rod 120 hinged to the handle 110, a nozzle 130 connected to one end of the conduit 100, and an oxygen pipe 140 and an acetylene pipe 150 respectively communicated with the other end of the conduit 100, wherein the handle 110 is connected with an ignition button switch 160, a battery 170 is disposed in the handle 110, the conduit 100 is connected with a spark plug 180 disposed on one side of the nozzle 130, the ignition button switch 160, the battery 170 and the spark plug 180 are connected by a wire to form a loop, the pressing rod 120 presses or releases the ignition button switch 160 when rotating relative to the handle 110, the oxygen pipe 140 is provided with an oxygen flow valve 190 for adjusting oxygen flow, the oxygen flow valve 190 is provided with an oxygen adjusting knob 191 for adjusting oxygen flow when rotating, the acetylene pipe 150 is provided with an acetylene flow valve 200 for controlling acetylene flow, the acetylene flow valve 200 is provided with an acetylene adjusting knob 201 for adjusting the acetylene flow when rotating, an oxygen flow sensor 210 and an acetylene flow sensor 220 are respectively arranged in an oxygen pipe 140 and an acetylene pipe 150, a handle 110 is connected with a display screen 230 electrically connected with the oxygen flow sensor 210 and the acetylene flow sensor 220, a fixing ring 250 which can move along the spraying direction of the nozzle 130 is sleeved on the guide pipe 100 through threads, the fixing ring 250 is connected with an L-shaped connecting rod 240, a spark plug 180 is connected to the connecting rod 240 in a manner of being configured to move along the spraying direction vertical to the nozzle 130, the end surface of the connecting rod 240 is provided with a threaded hole 241 with the axis vertical to the spraying direction of the nozzle 130, and the spark plug 180 is provided with a screw 181 which is coaxially and in threaded connection with the threaded hole 241; the nozzle 130 includes a connection sleeve 260 fitted over an end of the guide tube 100, a sealing sleeve 270 threadedly inserted into the connection sleeve 260, and a nozzle 280 connected to the sealing sleeve 270.

When the high-precision gas proportional gas welding gun device provided by the embodiment is used, the oxygen cylinder and the acetylene cylinder are respectively communicated with the oxygen tube 140 and the acetylene tube 150 through the hoses, the valves of the oxygen cylinder and the acetylene cylinder are opened to introduce oxygen and acetylene gas into the oxygen tube 140 and the acetylene tube 150 through the hoses, then a user respectively rotates the oxygen adjusting knob 191 and the acetylene adjusting knob 201, so that the oxygen flow valve 190 and the acetylene flow valve 200 are respectively controlled to adjust the oxygen flow and the acetylene flow flowing through the oxygen tube 140 and the acetylene tube 150 to preset values, meanwhile, the oxygen flow and the acetylene flow are detected in real time through the oxygen flow sensor 210 and the acetylene flow sensor 220 arranged in the oxygen tube 140 and the acetylene tube 150, and the oxygen flow and the acetylene flow detected by the oxygen flow sensor 210 and the acetylene flow sensor 220 are displayed on the display screen 230 on the handle 110 for the user to check and adjust, when oxygen and acetylene in the oxygen pipe 140 and the acetylene pipe 150 enter the conduit 100 to be mixed and are sprayed out through the spray head 130 connected with the conduit 100, a user presses the pressure rod 120 when holding the handle 110 by hand to enable the pressure rod 120 to rotate and press the ignition button switch 160, a loop formed by connecting the ignition button switch 160, the battery 170 and the spark plug 180 through wires is communicated, and the spark plug 180 works to form mixed gas of acetylene and oxygen sprayed out by the spark ignition spray head 130 to form spray flame for welding operation.

The guide tube 100 is sleeved with a fixing ring 250 capable of moving along the spraying direction of the nozzle 130, the fixing ring 250 is connected with an L-shaped connecting rod 240, the spark plug 180 is connected with the connecting rod 240 in a manner of moving along the direction perpendicular to the spraying direction of the nozzle 130, the end surface of the connecting rod 240 is provided with a threaded hole 241 with the axis perpendicular to the spraying direction of the nozzle 130, the spark plug 180 is provided with a screw 181 coaxially and threadedly connected with the threaded hole 241, a user can move the fixing ring 250 along the spraying direction of the guide tube 100 and the nozzle 130, thereby moving the connection rod 240 and the ignition plug 180 connected to the fixing ring 250 in the injection direction of the injection head 130, and rotating the spark plug 180 causes the screw 181 to rotate with respect to the screw hole 241 and move along the axis of the screw hole 241, thereby moving the ignition plug 180 in a direction perpendicular to the injection direction of the nozzle 130 to adjust the distance between the ignition plug 180 and the nozzle 130 for injecting the mixed gas of acetylene and oxygen to an optimum value; the nozzle 130 includes a nozzle 280, a sealing sleeve 270 connected to the nozzle 280, and a connecting sleeve 260 having one end sleeved on the end of the conduit 100 and the other end sleeved on the sealing sleeve 270 through threads, so that the connecting sleeve 260 and the sealing sleeve 270 can be used to improve the air tightness between the nozzle 280 and the conduit 100, and a user can conveniently separate the nozzle 280 from the conduit 100 by rotating the sealing sleeve 270 relative to the connecting sleeve 260.

As shown in fig. 4, in some alternative embodiments, a rotatable gas mixing shaft 290 and two sets of gas mixing blades 300 are disposed in the conduit 100, and each set of gas mixing blades 300 includes three gas mixing blades 300 uniformly arranged along the circumference of the gas mixing shaft 290 and connected to the gas mixing shaft 290. Through set up rotatable gas mixing axle 290 and along the gas mixing blade 300 of gas mixing axle 290 circumference interval arrangement in pipe 100, can promote gas mixing axle 290 rotatory when oxygen and acetylene gas pass through pipe 100, and then drive the rotatory oxygen and the acetylene gas stirring and the misce bene that will pass through pipe 100 of gas mixing blade 300 when rotatory through gas mixing axle 290 to improve the gas mixture's of shower nozzle 130 spun burning sufficiency.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.