CN218461128U

CN218461128U - Telescopic ignition device

Info

Publication number: CN218461128U
Application number: CN202222235357.0U
Authority: CN
Inventors: 钟然; 张吴晨; 陈帮林
Original assignee: Shanghai Anchor Technology Co ltd
Current assignee: Shanghai Anchor Technology Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-02-10
Anticipated expiration: 2032-08-24

Abstract

The utility model provides a telescopic ignition device, which comprises a device body, wherein the device body comprises a telescopic mechanism, and an ignition gun is connected to the telescopic mechanism; the ignition gun moves along with the telescopic mechanism; the flame gun connecting seat is arranged on the device body and is used for being connected with a flame gun of the flame cutting machine; wherein the telescopic movement of the telescopic mechanism enables the ignition gun to approach and depart from the flaming gun. The problem of the easy damage of burning torch among the prior art is solved.

Description

Telescopic ignition device

Technical Field

The utility model relates to a flame cutting machine technical field especially relates to a telescopic ignition.

Background

The flame guns of the existing flame cutting machines need to be ignited by ignition guns. At present, an ignition gun in the prior art is fixedly arranged relative to a flame gun, namely the ignition gun is positioned near a nozzle of the flame gun no matter whether the flame gun is in a working state or not, and because the outer flame temperature near the nozzle of the flame gun can reach 3100 ℃ -3150 ℃ when the flame gun is in flame spraying, and a flame cutting machine is used for cutting stainless steel, cast steel and high-carbon heat-resistant steel, iron powder is also needed to participate in cutting, especially the variable temperature characteristic of oxyhydrogen flame equipment (flame cutting equipment) brown gas combustion, then because the distance between the ignition gun and the nozzle of the flame gun is too close, the ignition electrode at the top end of the ignition gun is easily damaged by extremely high outer flame temperature, high-temperature iron powder and high-temperature iron powder splashed on site, the ignition gun is easily damaged, the ignition gun is required to be frequently overhauled and replaced, the working efficiency is influenced, and the maintenance cost is higher.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a telescopic ignition device for solving the problem that the prior art ignition gun is easily damaged due to the fixed arrangement of the ignition gun relative to the flame gun.

In order to achieve the above and other related objects, the present invention provides a telescopic ignition device, which comprises a device body, wherein the device body comprises a telescopic mechanism, and an ignition gun is connected to the telescopic mechanism; the ignition gun moves along with the telescopic mechanism; the flame gun connecting seat is arranged on the device body and is used for being connected with a flame gun of the flame cutting machine; wherein the telescopic movement of the telescopic mechanism enables the ignition gun to approach and depart from the flaming gun.

Preferably, the telescopic mechanism comprises a driving unit and a sliding assembly, wherein the sliding assembly comprises a sliding seat, a sliding block and a threaded connecting shaft, the sliding block is connected to the sliding seat in a sliding manner, the threaded connecting shaft is in threaded connection with the sliding block, one end of the threaded connecting shaft is connected with one end of the sliding seat in a relatively rotatable manner, the other end of the threaded connecting shaft is connected with the driving unit, and the driving unit can drive the threaded connecting shaft to rotate; the threaded connecting shaft can drive the sliding block to move along the axial direction of the threaded connecting shaft when rotating; the ignition gun is connected to the sliding block.

Preferably, the driving unit includes a servo motor.

Preferably, one end of the threaded connection shaft is connected to the slide base in a relatively rotatable manner through a bearing.

Preferably, a sliding groove is formed in the sliding seat, a flange matched with the sliding groove is formed in the sliding block, and the flange is embedded in the sliding groove.

Preferably, the ignition gun is detachably connected to the telescopic mechanism.

Preferably, the exterior of the burning torch is provided with ceramic.

Preferably, the device body includes the shell, telescopic machanism sets up the inside of shell, the connection of flame gun connecting seat can be dismantled on the shell.

Preferably, the flame gun connecting seat comprises a connecting base, the connecting base is detachably connected with the device body, at least one hoop component is arranged on the connecting base and comprises a first sub hoop and a second sub hoop, the first sub hoop is fixedly arranged on the connecting base, and the second sub hoop is connected with the first sub hoop through bolts.

As described above, the utility model discloses a telescopic ignition device has following beneficial effect: the utility model discloses a telescopic ignition fixes the device body (ignition) on the flame gun through the flame gun connecting seat at first when using, when needs are igniteed the flame gun, drives the burning torch through telescopic machanism and extends together, makes the ignition electrode on burning torch top be close to the shower nozzle of flame gun and ignites, drives the shower nozzle that the burning torch was kept away from to shrink together through telescopic machanism after accomplishing igniteing. Compared with the prior art, the utility model discloses a telescopic ignition can drive the spout that the flame gun was kept away from to the flame gun after accomplishing the ignition to the flame gun, has avoided near high temperature of flame gun spout and the produced high temperature iron powder of flame gun when the cutting and the influence of the high temperature iron fillings that splash to ignition electrode, has improved the life of flame gun, no longer need often overhaul and change the flame gun, has improved production efficiency, has reduced the maintenance cost.

Drawings

Fig. 1 is a schematic structural diagram of the telescopic ignition device provided by the present invention.

Fig. 2 is a schematic view of the connection structure of the telescopic mechanism and the ignition gun provided by the present invention.

Fig. 3 is a schematic structural diagram of the slider provided by the present invention.

Fig. 4 is a schematic three-dimensional structure diagram of the telescopic ignition device provided by the present invention.

Fig. 5 is an assembly schematic diagram of the telescopic ignition device and the flame cutting machine provided by the present invention.

Fig. 6 is an enlarged view of the area a in fig. 5 according to the present invention.

The reference numbers illustrate:

1. telescopic mechanism

10. Device body

11. Sliding assembly

111. Sliding seat

112. Sliding block

113. Threaded connecting shaft

1110. Sliding groove

1120. Flange

1111. Containing groove

110. Servo motor

2. Ignition gun

12. Outer cover

20. Connecting seat of flame gun

21. Connecting base

22. Hoop component

221. First sub-hoop

222. Second sub-hoop

200. Flame cutting machine

201. Flame gun

31. First limit block

32. Second limiting block

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, or connected through an intermediate medium, and communicating between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are used herein to indicate orientations or positional relationships based on the orientation or positional relationship shown in the drawings, and are used only for convenience of description and to simplify the description, but not to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Moreover, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Please refer to fig. 1 to 6. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the invention in a schematic manner, and only the components related to the invention are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.

The utility model provides a telescopic ignition device, as shown in figure 1, the telescopic ignition device comprises a device body 10, the device body 10 comprises a telescopic mechanism 1, and an ignition gun 2 is connected to the telescopic mechanism 1; the flame cutting device also comprises a flame gun connecting seat 20, wherein the flame gun connecting seat 20 is arranged on the device body 10 and is used for being connected with a flame gun 201 of the flame cutting machine 200; wherein, the telescopic motion of telescopic machanism 1 can make burning torch 2 to the direction that is close to the flame gun and the direction removal of keeping away from the flame gun.

When using, at first fix the device body 10 on flame gun 201 through flame gun connecting seat 20, when needs ignite flame gun 201, drive ignition gun 2 through telescopic machanism 1 and extend together, make ignition gun 2 to the direction removal that is close to the flame gun, even the ignition electrode on 2 tops of ignition gun ignites near the shower nozzle of flame gun 201, drives the shower nozzle that the shrinkage of ignition gun 2 kept away from flame gun 201 together through telescopic machanism 1 after accomplishing at the ignition. Compared with the prior art, the utility model discloses a telescopic ignition can drive the burning torch and keep away from the spout of burning torch after accomplishing the ignition to the burning torch, has avoided near the high temperature of burning torch spout and the produced high temperature iron powder of burning torch when the cutting and the influence of the high temperature iron fillings that splash to the ignition electrode, has improved the life of burning torch, no longer need often overhaul and change burning torch, has improved production efficiency, has reduced the maintenance cost.

Preferably, in the embodiment, as shown in fig. 2, the telescopic mechanism 1 includes a driving unit and a sliding assembly 11, wherein the sliding assembly 11 includes a sliding seat 111, a sliding block 112 and a threaded connection shaft 113, specifically, the sliding block 112 is slidably connected with the sliding seat 111, the threaded connection shaft 113 is threadedly connected with the sliding block 112, a first end of the threaded connection shaft 113 is rotatably connected with one end of the sliding seat 111, a second end of the threaded connection shaft 113 is connected with the driving unit, the driving unit can drive the threaded connection shaft 113 to rotate, the threaded connection shaft 113 can drive the sliding block 112 to move along the axial direction of the threaded connection shaft 113 when rotating, and specifically, in the embodiment, the ignition gun 2 is connected with the sliding block 112. For example, when the ignition gun is used, the driving unit can be controlled to drive the threaded connecting shaft 113 to rotate clockwise, and the sliding block 112 is driven to move towards the direction close to the first end of the threaded connecting shaft 113 along the axial direction of the threaded connecting shaft 113, that is, the sliding block 112 drives the ignition gun 2 to move towards the direction close to the spray head of the flame gun 201 (extends the ignition gun), so that the ignition electrode at the top end of the ignition gun 2 is close to the spray head of the flame gun 201 to ignite; after the ignition is completed, the driving unit can be controlled to drive the threaded connecting shaft 113 to rotate anticlockwise, so that the axial direction of the threaded connecting shaft 113 of the sliding block 112 moves towards the direction close to the second end of the threaded connecting shaft 113, that is, the sliding block 112 drives the ignition gun 2 to move (contract) towards the direction far away from the flame projecting port (nozzle) of the flame projecting gun 201, and the flame projecting port far away from the flame projecting gun 201 of the ignition gun 2 keeps a safe distance with the flame projecting port. It should be noted that, in other alternative embodiments, when the threaded connecting shaft 113 rotates clockwise, the driving slider 112 drives the ignition gun 2 to move in the direction away from the fire hole of the fire gun, and when the threaded connecting shaft 113 rotates counterclockwise, the driving slider 112 drives the ignition gun 2 to move in the direction close to the fire hole of the fire gun. Through this structural design, this telescopic machanism is with low costs, and the stronger long service life of structural strength, and the longer flexible stroke of suitability.

Specifically, in this embodiment, the driving unit is a servo motor 110. A first end of the threaded connection shaft 113 is connected to one end of the slider 111 through a bearing (not shown) in a relatively rotatable manner.

Preferably, as shown in fig. 2 and 3, in the present embodiment, the sliding seat 111 is provided with a sliding groove 1110, and the sliding block 112 is provided with a flange 1120 matched with the sliding groove, and the flange 1120 is embedded in the sliding groove 1110. It should be noted that, in alternative embodiments, a person skilled in the art may also provide a flange on the sliding base, and a sliding groove matching with the flange may be provided on the sliding block.

Specifically, as shown in fig. 2, the sliding seat 111 is provided with a receiving groove 1111, the sliding grooves 1110 are disposed on two side walls of the receiving groove 1111, the sliding block 112 is located in the receiving groove 1111, and the flanges 1120 protruding from two side edges of the sliding block 112 are respectively embedded in the two sliding grooves 1110. Through this structural design, can alleviate sliding assembly 11's weight, and then alleviate the weight of device body for fix more stably on the flame gun. Further, as shown in fig. 2, in this embodiment, in order to control the moving stroke of the slider 112 more precisely, in this embodiment, it is preferable that stoppers are disposed at both front and rear ends of the value accommodating groove 1111, that is, a first stopper 31 is disposed at the front end of the value accommodating groove 1111, and a second stopper 32 is disposed at the rear end of the value accommodating groove 1111. When the slider 112 drives the ignition gun 2 to move to the front end of the sliding seat 112 to contact with the first limiting block 31, the ignition gun 2 and the nozzle of the flame gun 201 just reach the ignition distance to ignite the flame gun 201. When the slide block 112 drives the ignition gun 2 to move to the rear end of the slide base 112 and contact with the second limit block 32, the ignition gun 2 is brought to a safe distance, and the servo motor 110 stops working.

Preferably, for the convenience of changing the ignition gun 2, in this embodiment, the ignition gun 2 can be dismantled and connect on telescopic machanism 1, specifically, as shown in fig. 2, this ignition gun 2 passes through ignition gun connecting seat 121 and connects on slider 112, passes through bolted connection between this ignition gun connecting seat 121 and the slider 112, and ignition gun 2 and this ignition gun connecting seat 121 threaded connection.

Preferably, in the present embodiment, the burning torch 2 is made of a high temperature resistant alloy, and ceramics for protecting the inner high temperature resistant alloy from the high temperature radiation of the outside is further provided on the outside of the burning torch 2.

Preferably, as shown in fig. 1 and 4, the device body 10 further includes a housing 12, and the telescopic mechanism 1 is disposed inside the housing 12, that is, the housing 12 is used to prevent splashed dust, high-temperature iron powder and iron filings from entering the telescopic mechanism 1 to cause the telescopic mechanism to be jammed. Specifically, in the present embodiment, the material of the casing 12 is plain carbon steel.

Preferably, as shown in fig. 4, the connecting seat 20 of the flame gun includes a connecting base 21, the connecting base 21 is fixedly connected to the housing 12 of the device body 10 through bolts, and two hoop assemblies 22 are disposed on the connecting base 20, each hoop assembly 22 includes a first sub-hoop 221 and a second sub-hoop 222, wherein the first sub-hoop 221 is fixedly disposed on the connecting base 21, and the second sub-hoop 222 is connected to the first sub-hoop 221 through bolts. Through the structural design, the connecting seat 20 of the flame gun is connected with the device body 10 through the bolt, so that the connecting seat 20 of the flame gun is convenient to replace; when in use, the barrel of the flame gun 201 can be clamped between the first sub-hoop 221 and the second sub-hoop 222, and then the first sub-hoop 221 and the second sub-hoop 222 are connected and locked by bolts, so that the device body 10 (ignition device) is fixedly connected to the flame gun 201 by the hoop assembly 22 on the flame gun connecting seat 20. Through staple bolt and flame gun fixed connection, convenient the dismantlement, simple structure.

The utility model has the advantages that, in use, as shown in fig. 5 and fig. 6, the telescopic ignition device is fixed on the barrel of the flame gun 201 through the hoop component 22 on the flame gun connecting seat 20, then the servo motor 110 is electrically connected with the control device (not shown in the figure), the ignition gun 2 is electrically connected with the control device, when the flame gun 201 needs to be ignited, the servo motor 110 is controlled to start through the control device to drive the threaded connecting shaft 113 to rotate, because the threaded connecting shaft 113 is in threaded connection with the sliding block 112, and the sliding block 112 is embedded in the sliding groove 1110 of the sliding seat 111 through the flange 1120, and the sliding seat 111 can limit the sliding block 112 to rotate along with the threaded connecting shaft 113, so that the sliding block 112 can be driven to move along the axis (slide along the extending direction of the sliding seat) when the threaded connecting shaft 113 rotates, specifically, the servo motor 110 can be controlled to drive the threaded connection shaft 113 to rotate clockwise, so that the slider 112 slides along the front end of the slide base 111 in the extending direction, even if the ignition gun 2 extends, the ignition electrode at the top end of the ignition gun 2 is close to the nozzle of the flame thrower 201, when the slider 112 reaches the end of the front end of the slide base 111 and contacts with the first limiting block 31, the slider 112 reaches the limit position, the servo motor 110 cannot drive the threaded connection shaft 113 to rotate any more, and the ignition distance between the ignition gun 2 and the nozzle of the flame thrower 201 is just reached at the moment, after the control device obtains a feedback signal of the servo motor, the ignition gun 2 can be instantly electrified, the ignition electrode at the top end of the ignition gun 2 can instantly generate ignition sparks with the nozzle of the flame thrower 201 to ignite combustion media in the flame thrower 201, and ignition is completed. Then control equipment can control servo motor 110 at once and rotate to the counter-clockwise, and then drive threaded connection axle 113 anticlockwise rotation, and then drive slider 112 to opposite direction promptly to the direction removal of keeping away from the bocca of bocca 201, make the ignition electrode on ignition gun 2 top keep away from the bocca of bocca 201, when slider 112 slides along slide 111 to the rear end of slide and second stopper 32 contact, the bocca of bocca 201 has been kept away from to the ignition electrode on ignition gun 2 top, certain safe distance has been kept with the bocca of bocca 201, last control equipment control servo motor closes.

To sum up, the utility model discloses telescopic ignition extends when can realizing igniteing, thereby the life that the shrink is showing and is improving the burning torch after igniteing. The problem of the easy damage of burning torch among the prior art is solved. And the telescopic ignition device does not need to frequently overhaul and replace the ignition gun, thereby improving the production efficiency and saving the replacement cost of the ignition gun. Meanwhile, the telescopic ignition device can realize automatic telescopic ignition under the control of an electronic element to realize the electromechanical automation of the flame cutting machine. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A retractable ignition device, comprising:

the device comprises a device body, wherein the device body comprises a telescopic mechanism, and an ignition gun is connected to the telescopic mechanism; the ignition gun moves along with the telescopic mechanism;

the flame gun connecting seat is arranged on the device body and is used for being connected with a flame gun of the flame cutting machine;

wherein the telescopic movement of the telescopic mechanism enables the ignition gun to approach and depart from the flaming gun.

2. The telescopic ignition device according to claim 1, wherein: the telescopic mechanism comprises a driving unit and a sliding assembly, wherein the sliding assembly comprises a sliding seat, a sliding block and a threaded connecting shaft, the sliding block is connected to the sliding seat in a sliding mode, the threaded connecting shaft is connected with the sliding block in a threaded mode, one end of the threaded connecting shaft is connected with one end of the sliding seat in a relatively rotating mode, the other end of the threaded connecting shaft is connected with the driving unit, and the driving unit can drive the threaded connecting shaft to rotate; the threaded connecting shaft can drive the sliding block to move along the axial direction of the threaded connecting shaft when rotating; the ignition gun is connected to the sliding block.

3. The telescopic ignition device of claim 2, wherein: the driving unit includes a servo motor.

4. The telescopic ignition device of claim 2, wherein: one end of the threaded connecting shaft is connected with the sliding seat in a relatively rotatable manner through a bearing.

5. The telescopic ignition device of claim 2, wherein: the sliding seat is provided with a sliding groove, the sliding block is provided with a flange matched with the sliding groove, and the flange is embedded in the sliding groove.

6. The telescopic ignition device of claim 1, wherein: the ignition gun is detachably connected to the telescopic mechanism.

7. The telescopic ignition device according to claim 1, wherein: and ceramics are arranged outside the ignition gun.

8. The retractable ignition device of claim 1, wherein the device body includes a housing, the retraction mechanism is disposed within the housing, and the torch connecting socket is removably connected to the housing.

9. The telescopic ignition device of claim 1, wherein the flame gun connecting seat comprises a connecting base, the connecting base is detachably connected with the device body, at least one hoop component is arranged on the connecting base, the hoop component comprises a first sub hoop and a second sub hoop, the first sub hoop is fixedly arranged on the connecting base, and the second sub hoop is connected with the first sub hoop through a bolt.