Remote wireless remote control cutting device

Abstract

The utility model relates to a remote wireless remote control cutting device. Comprising a walking trolley bottom plate, two sets of pipe wall walking wheels walking in the circumferential direction of a pipe body to be cut and machined are arranged on the two sides of the walking trolley bottom plate correspondingly, a driving mechanism for driving a driving chain wheel to rotate is installed on one side of the tail of the walking trolley bottom plate through a motor installation plate, and the driving chain wheel is installed on a power output shaft of the driving mechanism. A chain tensioning mechanism is installed on the portion, on the front side of the driving chain wheel, of the walking trolley bottom plate, a pipe body to be cut and machined is sleeved with a chain matched with the driving chain wheel, the end of a power output shaft of the driving mechanism is rotationally installed on a shaft frame, the shaft frame is fixed to the upper surface of the walking trolley bottom plate, and the driving mechanism is a remote control motor. A motor driving module electrically connected with the motor and a wireless signal receiving module used for receiving a remote control instruction are arranged on a main control board of the remote control motor, and the remote controller is provided with a wireless signal transmitting module. The remote controller achieves remote control operation on the driving mechanism, cutting of the to-be-cut pipe body can be completed through remote control, setting is simple, operability is flexible, and safety is high.

Description

Technical Field

[0001] The utility model relates to a remote wireless remote control cutting device, belonging to the field of pipeline cutting equipment. Background Art

[0002] In the pipeline installation project, the welding quality of the pipeline is particularly important, and the pipeline cutting groove and welding play a decisive role in the welding quality of the pipeline. At present, the pipeline is cut by traditional manual methods. This method has low cutting efficiency, high labor intensity, high processing cost, and the cutting quality and effect cannot be guaranteed. It also requires workers to have high skills.

[0003] The patent application with the patent number of 201820314074.6 discloses a pipeline cutter. It includes a mobile trolley, a motor, a gear, and a chain. A bracket is provided on one side of the mobile trolley, and a cutting head fixing fixture is provided on the other side of the mobile trolley. A spring is provided at the lower end of the bracket, and a horn screw is provided at the upper end of the bracket. The spring and the horn screw clamp the motor on the bracket. The water jet cutting machine can cut the pipeline and avoid the occurrence of combustion and explosion accidents. The new water jet cutting machine is small in size and easy to carry. It can partially or completely replace large gas cutting equipment, solving the problem that large gas cutting equipment is difficult to carry and inconvenient to use in harsh conditions.

[0004] Although the above patent can realize the pipe cutting function, the current technical considerations are not comprehensive and have the following disadvantages: there is a lack of an axis frame that rotates with the end of the power output shaft of the driving mechanism, and the operating stability is poor.

[0005] In order to solve one of the above problems, a remote wireless remote control cutting device is urgently needed. Utility Model Content

[0006] In view of the above deficiencies in the prior art, the technical problem to be solved by the present invention is: how to solve the problem of poor operating stability due to the lack of an axle bracket that rotates with the end of the power output shaft of the drive mechanism, and to provide a remote wireless remote control cutting device for this purpose.

[0007] The remote wireless remote control cutting device described in the utility model comprises a walking trolley bottom plate, two groups of tube wall walking wheels that travel along the circumferential direction of the tube body to be cut and processed are respectively arranged on both sides of the walking trolley bottom plate, a driving driving sprocket rotation driving mechanism is installed on one side of the tail of the walking trolley bottom plate through a motor mounting plate, the driving sprocket is installed on the power output shaft of the driving mechanism, a chain tensioning mechanism is installed on the walking trolley bottom plate on the front side of the driving sprocket, and a chain that cooperates with the driving sprocket is sleeved on the tube body to be cut and processed, characterized in that: the end of the power output shaft of the driving mechanism is rotatably mounted on an axle frame, and the axle frame is fixed to the upper surface of the walking trolley bottom plate, the driving mechanism is a remote control motor, and a motor driving module electrically connected to the motor and a wireless signal receiving module for receiving remote control commands are arranged on the main control board of the remote control motor, and also includes a remote controller with a wireless signal transmitting module, and the remote controller is configured to send corresponding radio signals according to control commands, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication.

[0008] The device is installed on the outer wall of the pipe to be cut as required.

[0009] The remote control is provided with control buttons, including a forward button for controlling the forward transmission of the driving mechanism. When the operator presses the forward button on the remote control, the remote control sends out a corresponding radio signal according to the control instruction, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication to realize remote control operation of the driving mechanism. The cutting of the pipe body to be cut can be completed by remote control, and the setting is simple, the operation is flexible, and the safety is high.

[0010] Preferably, the shaft frame includes a vertical connecting sleeve, one side of the vertical connecting sleeve is integrally welded with a shaft sleeve, and the other side of the shaft sleeve is integrally welded with a connecting rod, and the end of the connecting rod away from the vertical connecting sleeve is integrally provided with a cutting gun mounting rod mounting sleeve, a cutting gun mounting rod is inserted in the cutting gun mounting rod mounting sleeve, and a locking screw for locking the cutting gun mounting rod is threadedly connected on the outer wall of the cutting gun mounting rod mounting sleeve for locking the cutting gun mounting rod, the upper surface of the walking trolley bottom plate is provided with a positioning block that is plug-in and matched with the vertical connecting sleeve, the cross-section of the positioning block is rectangular, the inner hole of the vertical connecting sleeve is adapted to the shape of the positioning block, and the top of the vertical connecting sleeve is provided with a sealing plate for sealing its inner hole, and also includes a crimping screw, one end of the stud of the crimping screw passes through the sealing plate and is connected with the threaded hole at the top of the positioning block, the nut of the crimping screw is crimped on the upper surface of the sealing plate, and the bottom end of the vertical connecting sleeve is crimped to the upper surface of the walking trolley bottom plate, and one end of the power output shaft of the driving mechanism is inserted into the shaft sleeve and rotates in coordination with the shaft sleeve.

[0011] Preferably, the driving mechanism is installed on the bottom plate of the walking trolley through the motor mounting plate, the inner hole of the bushing is coaxial with the power output shaft of the driving mechanism, and the driving mechanism is installed after the shaft frame is installed, and the power output shaft of the driving mechanism can be smoothly inserted into the bushing.

[0012] Preferably, the centerline of the sleeve is parallel to the centerline of the cutting gun mounting rod.

[0013] Preferably, the shaft sleeve, vertical connecting sleeve, connecting rod, cutting gun mounting rod and mounting sleeve are integrally cast.

[0014] Preferably, the plane where the driving sprocket is located is perpendicular to the plane where the bottom plate of the walking trolley is located.

[0015] Preferably, a cutting gun is mounted on the outer end of the cutting gun mounting rod, and the cutting gun is a flame gun assembly or a plasma gun assembly.

[0016] Preferably, the tube wall running wheel is a magnetic tube wall running wheel.

[0017] Preferably, the chain tensioning mechanism includes a tensioning wheel, a wheel frame, a lifting slide, and mutually parallel guide slides A and guide slides B, the bottom ends of the guide slides A and guide slides B are fixed on the upper surface of the bottom plate of the walking trolley, the top ends of the guide slides A and guide slides B are connected by a top cross bar, the tensioning wheel is installed below the lifting slide through the wheel frame, the lifting slide is connected with a connecting rod, the other end of the connecting rod passes through the top cross bar and is connected to a pressure cap, a compression spring is sleeved on the connecting rod between the pressure cap and the top cross bar, the compression spring provides a thrust for the pressure cap to move away from the top cross bar, the chain passes from the bottom of the lifting slide and is crimped onto the tensioning wheel.

[0018] Preferably, a sliding hole A for slidingly cooperating with the guide slide rod A and a sliding hole B for slidingly cooperating with the guide slide rod B are respectively provided at both ends of the lifting slide seat.

[0019] Preferably, a threaded hole is provided in the middle of the lifting slide, an external thread matching the threaded hole is provided at the bottom end of the connecting rod, and the pressure cap is a butterfly nut threadably connected to the top thread of the connecting rod, which can be used to adjust the tightness of the compression spring.

[0020] Preferably, the front and rear ends of the bottom plate of the walking trolley are respectively provided with avoidance gaps for the chain to pass through.

[0021] Two groups of tube wall walking wheels that move along the circumferential direction of the tube wall are respectively arranged on both sides of the bottom plate of the walking trolley. A chain that cooperates with the active sprocket is arranged on the tube body to be cut and processed. The driving mechanism provides power, and the active sprocket cooperates with the chain. The tube wall walking wheels move along the circumferential direction of the tube wall or the tank wall, driving the cutting device to cut the tube wall or the tank wall, which not only improves the cutting efficiency, reduces the labor intensity and processing cost of the staff, but also ensures the cutting quality and effect.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] The remote control wireless cutting device described in the utility model sends out corresponding radio signals according to the control instructions, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication to realize the remote control operation of the driving mechanism, which can remotely control the cutting of the pipe body to be cut and processed, has simple setting, flexible operation and high safety.

[0024] The remote wireless remote control cutting device described in the utility model integrates the shaft sleeve and the cutting gun mounting rod mounting sleeve on the vertical connecting sleeve, and both are installed on the bottom plate of the walking trolley through the vertical connecting sleeve, which is convenient for processing and ensures the positional relationship between the vertical connecting sleeve, the shaft sleeve and the cutting gun mounting rod mounting sleeve. The vertical connecting sleeve is installed on the bottom plate of the walking trolley through the cooperation of the crimping screws and the positioning block. The vertical connecting sleeve only needs to be plugged into the positioning block and then fixed with the crimping screws, which makes the installation faster and more convenient.

[0025] The remote wireless remote control cutting device described in the utility model is also provided with an axle frame rotatably matched with the end of the power output shaft of the driving mechanism installed on the bottom plate of the walking trolley. By adding the axle frame, the power output shaft of the driving mechanism is guaranteed to rotate stably around its center line, the walking stability of the device is improved, and the pipeline cutting accuracy is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0027] Figure 1 It is a schematic diagram of the structure of the utility model;

[0028] Figure 2 It is a top view of the driving mechanism of the utility model;

[0029] Figure 3 It is the internal diagram of the axle frame of the utility model;

[0030] Figure 4 This is the structural diagram of the chain tensioning mechanism;

[0031] Figure 5 This is a usage state diagram of the utility model.

[0032] In the figure: 1, bottom plate of walking trolley 2, pipe wall walking wheel 3, shaft frame 3.1, vertical connecting sleeve 3.2, shaft sleeve 3.3, connecting rod 3.4, cutting gun mounting rod mounting sleeve 3.5, cutting gun mounting rod 3.6, positioning block 3.7, blocking plate 3.8, crimping screw 3.9, locking screw 4, driving mechanism 5, driving sprocket 6, motor mounting plate 7, chain tensioning mechanism 7.1, tensioning wheel 7.2, wheel frame 7.3, lifting slide 7.4, guide slide A 7.5, guide slide B 7.6, top cross bar 7.7, connecting rod 7.8, pressure cap 7.9, compression spring 8, chain 9, remote control 10, cutting gun. DETAILED DESCRIPTION

[0033] The utility model is further described below in conjunction with the accompanying drawings: The utility model is further illustrated below through specific embodiments, but is not intended to limit the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the invention should be included in the protection scope of the utility model.

[0034] Embodiment 1, as Figure 1-2 As shown, the remote wireless remote control cutting device comprises a walking trolley bottom plate 1, two groups of tube wall walking wheels 2 that travel along the circumferential direction of the tube body to be cut are respectively arranged on both sides of the walking trolley bottom plate 1, a driving mechanism 4 that drives the active sprocket 5 is installed on one side of the tail of the walking trolley bottom plate 1 through a motor mounting plate 6, the active sprocket 5 is installed on the power output shaft of the driving mechanism 4, a chain tensioning mechanism 7 is installed on the walking trolley bottom plate 1 on the front side of the active sprocket 5, a chain 8 that cooperates with the active sprocket 5 is sleeved on the tube body to be cut and processed, the end of the power output shaft of the driving mechanism 4 is rotatably mounted on the shaft frame 3, and the shaft frame 3 is fixed to the upper surface of the walking trolley bottom plate 1, the driving mechanism 4 is a remote control motor, and a motor driving module electrically connected to the motor and a wireless signal receiving module for receiving remote control commands are arranged on the main control board of the remote control motor, and also includes a remote controller 9 with a wireless signal transmitting module, the remote controller 9 is configured to send corresponding radio signals according to the control command, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication.

[0035] The device is installed on the outer wall of the pipe to be cut as required.

[0036] The remote controller 9 is provided with control buttons, including a forward button, a reverse button and a stop button for controlling the forward transmission of the driving mechanism 4. When the operator presses the forward button on the remote controller 9, the remote controller 9 sends a corresponding radio signal according to the control instruction, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication to realize the remote control operation of the driving mechanism 4, and can remotely control the cutting of the pipe body to be cut and processed. The setting is simple, the operation is flexible, and the safety is high.

[0037] The utility model relates to an embodiment of the present invention, in which the modification of the prior art by the specific implementation method lies in the hardware part, and the computer program involved is a simple program that can be easily implemented by those skilled in the art using the existing computer program development platform and well-known programming methods.

[0038] Herein, the remote controller 9 and the remote control motor are only a simple use of their functions, and do not involve improvements to the method procedures, etc.

[0039] At the same time, an axle frame 3 is installed on the bottom plate 1 of the walking trolley, which is rotatably matched with the end of the power output shaft of the driving mechanism 4. By adding the axle frame 3, the power output shaft of the driving mechanism 4 can be stably rotated around its center line, the walking stability of the device is improved, and the pipe cutting accuracy is increased.

[0040] Embodiment 2, as Figure 1-3 As shown, the remote wireless remote control cutting device comprises a walking trolley bottom plate 1, two groups of tube wall walking wheels 2 that travel along the circumferential direction of the tube body to be cut are respectively arranged on both sides of the walking trolley bottom plate 1, a driving mechanism 4 that drives the active sprocket 5 is installed on one side of the tail of the walking trolley bottom plate 1 through a motor mounting plate 6, the active sprocket 5 is installed on the power output shaft of the driving mechanism 4, a chain tensioning mechanism 7 is installed on the walking trolley bottom plate 1 on the front side of the active sprocket 5, a chain 8 that cooperates with the active sprocket 5 is sleeved on the tube body to be cut and processed, the end of the power output shaft of the driving mechanism 4 is rotatably mounted on the shaft frame 3, and the shaft frame 3 is fixed to the upper surface of the walking trolley bottom plate 1, the driving mechanism 4 is a remote control motor, and a motor driving module electrically connected to the motor and a wireless signal receiving module for receiving remote control commands are arranged on the main control board of the remote control motor, and also includes a remote controller 9 with a wireless signal transmitting module, the remote controller 9 is configured to send corresponding radio signals according to the control command, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication.

[0041] Furthermore, the shaft frame 3 includes a vertical connecting sleeve 3.1, one side of the vertical connecting sleeve 3.1 is integrally welded with a shaft sleeve 3.2, the other side of the shaft sleeve 3.2 is integrally welded with a connecting rod 7.7, the end of the connecting rod 7.7 away from the vertical connecting sleeve 3.1 is integrally provided with a cutting gun mounting rod mounting sleeve 3.4, a cutting gun mounting rod 3.5 is inserted in the cutting gun mounting rod mounting sleeve 3.4, and a locking screw 3.9 for locking the cutting gun mounting rod 3.5 is threadedly connected to the outer wall of the cutting gun mounting rod mounting sleeve 3.4, and the upper surface of the walking trolley bottom plate 1 is provided with a fixed screw that is plugged into the vertical connecting sleeve 3.1 The positioning block 3.6 has a rectangular cross-section, the inner hole of the vertical connecting sleeve 3.1 is adapted to the outer shape of the positioning block 3.6, and the top of the vertical connecting sleeve 3.1 is provided with a sealing plate 3.7 for sealing its inner hole, and also includes a crimping screw 3.8, one end of the stud of the crimping screw 3.8 passes through the sealing plate 3.7 and is connected to the threaded hole at the top of the positioning block 3.6, the nut of the crimping screw 3.8 is crimped on the upper surface of the sealing plate 3.7, and the bottom end of the vertical connecting sleeve 3.1 is crimped on the upper surface of the bottom plate 1 of the walking trolley, and one end of the power output shaft of the driving mechanism 4 is inserted into the shaft sleeve 3.2 and rotates in coordination with the shaft sleeve 3.2.

[0042] The shaft sleeve 3.2 and the cutting gun mounting rod mounting sleeve 3.4 are integrated on the vertical connecting sleeve 3.1, and are all installed on the walking trolley bottom plate 1 through the vertical connecting sleeve 3.1, which is convenient for processing and ensures the positional relationship between the vertical connecting sleeve 3.1, the shaft sleeve 3.2 and the cutting gun mounting rod mounting sleeve 3.4. The vertical connecting sleeve 3.1 is installed on the walking trolley bottom plate 1 through the cooperation of the crimping screws 3.8 and the positioning block 3.6. The vertical connecting sleeve 3.1 only needs to be plugged into the positioning block 3.6 and then fixed with the crimping screws 3.8, which makes the installation faster and more convenient.

[0043] The drive mechanism 4 is installed on the bottom plate 1 of the walking trolley through the motor mounting plate 6. The inner hole of the sleeve 3.2 is coaxial with the power output shaft of the drive mechanism 4. After the shaft frame 3 is installed, the drive mechanism 4 is installed, and the power output shaft of the drive mechanism 4 can be smoothly inserted into the sleeve 3.2.

[0044] Furthermore, the center line of the shaft sleeve 3.2 is parallel to the center line of the cutting gun mounting rod 3.5.

[0045] Furthermore, the shaft sleeve 3.2, the vertical connecting sleeve 3.1, the connecting rod 7.7, and the cutting gun mounting rod mounting sleeve 3.4 are integrally cast.

[0046] Furthermore, the plane where the driving sprocket 5 is located is perpendicular to the plane where the bottom plate 1 of the walking trolley is located.

[0047] Furthermore, a cutting gun 10 is installed at the outer end of the cutting gun mounting rod 3.5, and the cutting gun is a flame gun assembly or a plasma gun assembly.

[0048] Furthermore, the tube wall running wheel 2 is a magnetic tube wall running wheel.

[0049] Reference Figure 4 The difference between Example 3 and Example 2 is that the chain tensioning mechanism 7 includes a tensioning wheel 7.1, a wheel frame 7.2, a lifting slide 7.3, and mutually parallel guide slides A7.4 and guide slides B7.5. The bottom ends of the guide slides A7.4 and guide slides B7.5 are fixed on the upper surface of the bottom plate 1 of the walking trolley, and the top ends of the guide slides A7.4 and guide slides B7.5 are connected by a top cross bar 7.6. The tensioning wheel 7.1 is arranged on the wheel frame 7.2. It is installed under the lifting slide 7.3. The lifting slide 7.3 is connected with a connecting rod 7.7. The other end of the connecting rod 7.7 passes through the top cross bar 7.6 and is connected to the pressure cap 7.8. A compression spring 7.9 is sleeved on the connecting rod 7.7 between the pressure cap 7.8 and the top cross bar 7.6. The compression spring 7.9 provides a thrust for the pressure cap 7.8 to move away from the top cross bar 7.6. The chain 8 passes from the bottom of the lifting slide 7.3 and is crimped onto the tensioner wheel 7.1.

[0050] Furthermore, two ends of the lifting slide 7.3 are respectively provided with a sliding hole A that slides with the guide slide rod A7.4 and a sliding hole B that slides with the guide slide rod B7.5.

[0051] Furthermore, a threaded hole is provided in the middle of the lifting slide 7.3, and an external thread matching the threaded hole is provided at the bottom end of the connecting rod 7.7. The pressure cap 7.8 is a butterfly nut threadedly connected to the top thread of the connecting rod 7.7, which can be used to adjust the tightness of the compression spring 7.9.

[0052] Furthermore, the front and rear ends of the walking trolley bottom plate 1 are respectively provided with avoidance gaps for the chain 8 to pass through.

[0053] Reference Figure 4 Two groups of pipe wall walking wheels that move along the circumferential direction of the pipe wall are respectively arranged on both sides of the bottom plate of the walking trolley. A chain that cooperates with the active sprocket is arranged on the pipe body to be cut and processed. The driving mechanism provides power, and the active sprocket cooperates with the chain. The pipe wall walking wheels move along the circumferential direction of the pipe wall or the tank wall, driving the cutting device to cut the pipe wall or the tank wall, which not only improves the cutting efficiency, reduces the labor intensity and processing cost of the staff, but also ensures the cutting quality and effect.

[0054] The remote control wireless cutting device described in the utility model sends out corresponding radio signals according to the control instructions, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication to realize the remote control operation of the driving mechanism, which can remotely control the cutting of the pipe body to be cut and processed, has simple setting, flexible operation and high safety.

[0055] The remote wireless remote control cutting device described in the utility model integrates the shaft sleeve and the cutting gun mounting rod mounting sleeve on the vertical connecting sleeve, and both are installed on the bottom plate of the walking trolley through the vertical connecting sleeve, which is convenient for processing and ensures the positional relationship between the vertical connecting sleeve, the shaft sleeve and the cutting gun mounting rod mounting sleeve. The vertical connecting sleeve is installed on the bottom plate of the walking trolley through the cooperation of the crimping screws and the positioning block. The vertical connecting sleeve only needs to be plugged into the positioning block and then fixed with the crimping screws, which makes the installation faster and more convenient.

[0056] The remote wireless remote control cutting device described in the utility model is also provided with an axle frame rotatably matched with the end of the power output shaft of the driving mechanism installed on the bottom plate of the walking trolley. By adding the axle frame, the power output shaft of the driving mechanism is guaranteed to rotate stably around its center line, the walking stability of the device is improved, and the pipeline cutting accuracy is increased.

[0057] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the present utility model is defined by the attached claims and their equivalents.

[0058] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. A remote wireless remote control cutting device, comprising a walking trolley bottom plate, two sets of tube wall walking wheels that travel along the circumferential direction of the tube body to be cut are respectively arranged on both sides of the walking trolley bottom plate, a driving sprocket rotation driving mechanism is installed on one side of the tail of the walking trolley bottom plate through a motor mounting plate, the driving sprocket is installed on the power output shaft of the driving mechanism, a chain tensioning mechanism is installed on the walking trolley bottom plate in front of the driving sprocket, and a chain that cooperates with the driving sprocket is sleeved on the tube body to be cut, characterized in that: The end of the power output shaft of the driving mechanism is rotatably mounted on the shaft frame, and the shaft frame is fixed to the upper surface of the bottom plate of the walking trolley. The driving mechanism is a remote-controlled motor. A motor driving module electrically connected to the motor and a wireless signal receiving module for receiving remote control instructions are arranged on the main control board of the remote-controlled motor. It also includes a remote control with a wireless signal transmitting module. The remote control is configured to send out corresponding radio signals according to the control instructions, and the wireless signal transmitting module and the wireless signal receiving module establish wireless communication. The shaft frame includes a vertical connecting sleeve, a shaft sleeve is integrally welded on one side of the vertical connecting sleeve, and a connecting rod is integrally welded on the other side of the shaft sleeve. A cutting gun mounting rod mounting sleeve is integrally arranged on the end of the connecting rod away from the vertical connecting sleeve, and a cutting gun mounting rod mounting sleeve is inserted in the cutting gun mounting rod mounting sleeve. Mounting rod, the outer wall of the cutting gun mounting rod mounting sleeve is threadedly connected with a locking screw for locking the cutting gun mounting rod, the upper surface of the walking trolley bottom plate is provided with a positioning block that is plugged into and matched with the vertical connecting sleeve, the cross-section of the positioning block is rectangular, the inner hole of the vertical connecting sleeve is adapted to the shape of the positioning block, the top of the vertical connecting sleeve is provided with a sealing plate that blocks its inner hole, and also includes a crimping screw, one end of the stud of the crimping screw passes through the sealing plate and is connected with the threaded hole at the top of the positioning block, the nut of the crimping screw is crimped on the upper surface of the sealing plate, and the bottom end of the vertical connecting sleeve is crimped on the upper surface of the walking trolley bottom plate, one end of the power output shaft of the driving mechanism is inserted into the shaft sleeve and rotates in cooperation with the shaft sleeve, and a cutting gun is installed on the outer end of the cutting gun mounting rod, and the cutting gun is a flame gun assembly or a plasma gun assembly.

2. The remote wireless remote control cutting device according to claim 1, characterized in that: The center line of the sleeve is parallel to the center line of the cutting gun mounting rod.

3. The remote wireless remote control cutting device according to claim 2, characterized in that: The shaft sleeve, the vertical connecting sleeve, the connecting rod, the cutting gun mounting rod and the mounting sleeve are integrally cast.

4. The remote wireless remote control cutting device according to claim 3, characterized in that: The plane where the driving sprocket is located is perpendicular to the plane where the bottom plate of the walking trolley is located.

5. The remote wireless remote control cutting device according to claim 4, characterized in that: The tube wall running wheel is a magnetic tube wall running wheel.

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