Speed-controllable lifting device for ultrahigh vertical pipeline high-pressure cleaning spray head

Abstract

The utility model relates to the technical field of pipeline decoking auxiliary equipment, in particular to an ultrahigh vertical pipeline high-pressure cleaning spray head speed-controllable lifting device which comprises an outer shell. A tube pulling device is mounted on the outer side face of the outer shell and comprises a driving wheel and a driven wheel, and the driven wheel is arranged over the driving wheel; an output shaft is rotationally connected to the outer shell, a power output mechanism is arranged in the outer shell, the output end of the power output mechanism is connected with the output shaft, and the output shaft is fixedly connected with the driving wheel. According to the speed-controllable lifting device for the high-pressure cleaning nozzle of the ultrahigh vertical pipeline, the three-dimensional nozzle can be controlled to ascend, descend or suspend at a constant speed through the pipe pulling device, operation is convenient, manpower is saved, and the cleaning efficiency of the ultrahigh vertical pipe is effectively improved; annular grooves are formed in the outer side faces of the driving wheel and the driven wheel, the resin pipe is clamped in the annular grooves of the driving wheel and the driven wheel, and the driving wheel rotates to pull the resin pipe through friction force.

Description

Technical Field

[0001] The present application relates to the technical field of pipeline coke cleaning auxiliary equipment, and specifically to a speed-controllable lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline. Background Art

[0002] Pipeline decoking is crucial in industrial production, especially in industries like oil refining and chemical processing that require high-temperature heating. Coking within pipelines can severely impact equipment heat transfer efficiency and production safety. After a period of use, pipelines in the oil refining and chemical industries require decoking to remove coked material from the inner walls of the pipelines, restoring internal flow and heat transfer efficiency.

[0003] When using high-pressure water to clean coke, you often encounter the situation of cleaning ultra-high vertical pipes. In this case, you need to use a three-dimensional nozzle. The use of a three-dimensional nozzle is fast and has a good cleaning effect. The lifting and lowering of the three-dimensional nozzle in the vertical pipe is achieved by manually pulling the resin tube. However, the weight of the three-dimensional nozzle and the cage plus dozens of meters of resin tube makes it difficult to achieve a uniform and stable rise or fall by relying on human power. Summary of the Invention

[0004] The present application provides a controllable speed lifting device for the high-pressure cleaning nozzle of an ultra-high vertical pipeline. Through a pipe puller, the three-dimensional nozzle can be controlled to rise, fall or hover at a uniform speed. It is easy to operate, saves manpower, effectively improves the cleaning efficiency of the ultra-high vertical pipe, and can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a controllable speed lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline, comprising an outer shell; a pipe puller is installed on the outer side of the outer shell, and the pipe puller includes a driving wheel and a driven wheel, and the driven wheel is arranged directly above the driving wheel.

[0006] An output shaft is rotatably connected to the outer shell, a power output mechanism is arranged inside the outer shell, an output end of the power output mechanism is connected to the output shaft, and the output shaft is fixedly connected to the driving wheel.

[0007] The outer shell is rotatably connected to a positioning platform, a pull rod is installed on the positioning platform, the end of the pull rod is rotatably connected to a U-shaped card seat, a positioning bolt is installed on the U-shaped card seat, and a positioning mechanism for controlling the lifting of the driven wheel is installed on the outer shell.

[0008] Preferably, a traveling wheel is installed on the lower surface of the outer shell, and a push rod is installed on the outer side surface of the outer shell.

[0009] Preferably, there are two driving wheels and two driven wheels, and the two driving wheels and the two driven wheels are both symmetrically arranged at the front end of the outer shell.

[0010] Preferably, the power output mechanism includes a motor installed inside the outer shell, the output shaft of the motor is connected to a driving gear, a driven gear is installed on the output shaft, and the driven gear is meshed with the driving gear.

[0011] Preferably, the driving wheel is fixed on the output shaft via a positioning nut.

[0012] Preferably, the positioning mechanism includes two sleeves, both of which are arranged through the positioning holes on the outer shell, the inner side surface of the sleeve is slidably connected to the insertion rod, the lower end surface of the insertion rod is fixedly connected to the lifting plate 1, the lower surface of the sleeve is fixedly connected to the lifting plate 2, a spring is provided between the lifting plate 2 and the lifting plate 1, the spring is sleeved on the outer side surface of the insertion rod, the outer side surface of the lifting plate 1 is provided with a driven shaft, and the driven wheel is installed on the driven shaft.

[0013] Preferably, the outer shell is connected to a screw rod via a threaded through hole provided on its upper surface, and the lower end surface of the screw rod is rotatably connected to the upper surface of the second lifting plate.

[0014] Compared with the prior art, the present invention has the following advantages:

[0015] 1. This ultra-high vertical pipe high-pressure cleaning nozzle has a controllable speed lifting device. Through the pipe puller, the three-dimensional nozzle can be controlled to rise, fall or hover at a uniform speed. It is easy to operate, saves manpower, and effectively improves the cleaning efficiency of ultra-high vertical pipes.

[0016] 2. The outer sides of the driving wheel and the driven wheel are provided with annular grooves. The resin tube is clamped in the annular grooves of the driving wheel and the driven wheel. The driving wheel rotates to pull the resin tube through friction. In order to prevent the tube puller from being dragged away by the resin tube during work, the position of the tube puller needs to be fixed. The positioning bolts are removed, and then the U-shaped clamp is clamped on the vertical pipe near it. The positioning bolts are then installed on the end of the U-shaped clamp to fix the position of the outer shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of this application;

[0018] Figure 2 This is the main view of this application;

[0019] Figure 3 This is a left side cross-sectional view of this application.

[0020] In the figure: 1 outer shell, 2 output shaft, 3 driving wheel, 4 positioning nut, 5 driven wheel, 6 lifting plate 1, 7 sleeve, 8 push rod, 9 screw, 10 positioning platform, 11 pull rod, 12 U-shaped holder, 13 positioning bolt, 14 spring, 15 insertion rod, 16 driven shaft, 17 travel wheel, 18 lifting plate 2, 19 motor, 20 driving gear, 21 driven gear. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0022] In the description of this application, if the direction description is involved, for example, the direction or position relationship indicated by "up", "down", "front", "back", "left", "right", etc. is based on the attached Figure 2 The orientations or positional relationships shown are for the purpose of facilitating the description of this application and simplifying the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limiting this application. When a feature is referred to as being "disposed," "fixed," or "connected" to another feature, it may be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, or connected to the other feature.

[0023] See also Figure 1-3 The present application provides the following technical solutions: a speed-controlled lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline, comprising an outer shell 1; a pipe puller is installed on the outer side of the outer shell 1, and the pipe puller comprises a driving wheel 3 and a driven wheel 5, and the driven wheel 5 is arranged directly above the driving wheel 3.

[0024] Specifically, the resin tube can be pulled and moved by the tube puller, and the three-dimensional cleaning nozzle can be driven to rise and fall in the vertical tube by the resin tube.

[0025] More specifically, annular grooves are provided on the outer sides of the driving wheel 3 and the driven wheel 5 , and the resin tube is clamped in the annular grooves of the driving wheel 3 and the driven wheel 5 . The driving wheel 3 rotates to pull the resin tube through friction.

[0026] An output shaft 2 is rotatably connected to the outer shell 1 . A power output mechanism is provided inside the outer shell 1 . The output end of the power output mechanism is connected to the output shaft 2 . The output shaft 2 is fixedly connected to the driving wheel 3 .

[0027] Specifically, the power output mechanism controls the rotation of the driving wheel 3 .

[0028] The outer shell 1 is rotatably connected to a positioning platform 10, the positioning platform 10 is installed with a pull rod 11, the end of the pull rod 11 is rotatably connected to a U-shaped holder 12, the U-shaped holder 12 is installed with a positioning bolt 13, and the outer shell 1 is installed with a positioning mechanism for controlling the lifting of the driven wheel 5.

[0029] Specifically, in order to prevent the pipe puller from being dragged away by the resin pipe during operation, it is necessary to fix the position of the pipe puller, remove the positioning bolt 13, then clamp the U-shaped holder 12 on the vertical pipe near it, and then install the positioning bolt 13 on the end of the U-shaped holder 12, so as to fix the position of the outer shell 1.

[0030] More specifically, by controlling the lifting and lowering of the driven wheel 5 , the driven wheel 5 can be pressed tightly against the outer surface of the resin tube, thereby effectively preventing the resin tube from slipping during the tube removal process.

[0031] Furthermore, a traveling wheel 17 is installed on the lower surface of the outer shell 1 , and a push rod 8 is installed on the outer side surface of the outer shell 1 .

[0032] Specifically, there are four traveling wheels 17 , and the four traveling wheels 17 are evenly distributed on the lower surface of the outer shell 1 .

[0033] Furthermore, there are two driving wheels 3 and two driven wheels 5 , and the two driving wheels 3 and the two driven wheels 5 are both symmetrically arranged at the front end of the outer shell 1 .

[0034] Specifically, the two sets of driving wheels 3 and driven wheels 5 are used in conjunction with each other to effectively ensure the working stability of the tube extractor.

[0035] Furthermore, the power output mechanism includes a motor 19 installed inside the outer shell 1 , the output shaft of the motor 19 is connected to a driving gear 20 , and a driven gear 21 is installed on the output shaft 2 , and the driven gear 21 is meshed with the driving gear 20 .

[0036] Specifically, the motor 19 is a variable frequency motor, and the driving gear 20 engages with the two driven gears 21 at the same time, so that the two driven gears 21 can rotate synchronously at the same speed.

[0037] Furthermore, the driving wheel 3 is fixed on the output shaft 2 via a positioning nut 4 .

[0038] Specifically, a polygonal end head is provided at the end of the output shaft 2 , and the polygonal end head is inserted into the polygonal positioning hole on the driving wheel 3 , and a positioning nut 4 is threadedly connected to the end of the polygonal end head.

[0039] Furthermore, the positioning mechanism includes a sleeve 7, there are two sleeves 7, both of which are arranged through the positioning holes on the outer shell 1, the inner side surface of the sleeve 7 is slidably connected with the insertion rod 15, the lower end surface of the insertion rod 15 is fixedly connected with the lifting plate 1 6, the lower surface of the sleeve 7 is fixedly connected with the lifting plate 2 18, a spring 14 is provided between the lifting plate 2 18 and the lifting plate 1 6, the spring 14 is sleeved on the outer side surface of the insertion rod 15, the outer side surface of the lifting plate 1 6 is provided with a driven shaft 16, and the driven wheel 5 is installed on the driven shaft 16.

[0040] Specifically, when adjusting the lifting and lowering of the lifting plate 2 18 , the lifting plate 2 18 presses the lifting plate 1 6 downward through the spring 14 , so that the driven wheel 5 installed on the lifting plate 1 6 can be pressed tightly against the outer surface of the resin tube.

[0041] Furthermore, the outer shell 1 is connected to a screw rod 9 via a threaded through hole provided on its upper surface, and the lower end surface of the screw rod 9 is rotatably connected to the upper surface of the lifting plate 2 18 .

[0042] Specifically, the end of the screw rod 9 is rotatably connected to the lifting plate 2 18 through a bearing, and rotating the screw rod 9 can control the lifting and lowering of the lifting plate 2 18.

[0043] When in use: first fix the position of the outer shell 1, remove the positioning bolt 13, then clamp the U-shaped base 12 on the vertical pipe near it, and then install the positioning bolt 13 on the end of the U-shaped base 12.

[0044] After the position of the outer shell 1 is fixed, the resin tube connected to the three-dimensional nozzle is placed between the driving wheel 3 and the driven wheel 5, and the screw rod 9 is rotated to lower the position of the lifting plate 2 18. The lifting plate 2 18 presses down the lifting plate 1 6 through the spring 14, so that the driven wheel 5 installed on the lifting plate 1 6 can be pressed tightly against the outer surface of the resin tube.

[0045] Then the motor 19 is started, and the motor 19 drives the two driving wheels 3 to rotate synchronously so as to realize the pipe pulling operation of the resin pipe, and the resin pipe drives the three-dimensional nozzle connected thereto to perform lifting movement in the vertical pipe.

[0046] It is worth noting that the input end of the motor 19 is electrically connected to the output end of the external power supply through an external control switch.

[0047] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A speed-controlled lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline, characterized by: It comprises an outer shell (1); a pipe puller is installed on the outer side of the outer shell (1), and the pipe puller comprises a driving wheel (3) and a driven wheel (5), and the driven wheel (5) is arranged directly above the driving wheel (3); An output shaft (2) is rotatably connected to the outer shell (1), a power output mechanism is provided inside the outer shell (1), an output end of the power output mechanism is connected to the output shaft (2), and the output shaft (2) is fixedly connected to the driving wheel (3); A positioning platform (10) is rotatably connected to the outer shell (1), a pull rod (11) is installed on the positioning platform (10), an end of the pull rod (11) is rotatably connected to a U-shaped holder (12), a positioning bolt (13) is installed on the U-shaped holder (12), and a positioning mechanism for controlling the lifting and lowering of the driven wheel (5) is installed on the outer shell (1).

2. The speed-controlled lifting device for a high-pressure cleaning nozzle for an ultra-high vertical pipeline according to claim 1 is characterized in that: A traveling wheel (17) is installed on the lower surface of the outer shell (1), and a push rod (8) is installed on the outer side surface of the outer shell (1).

3. The speed-controlled lifting device for a high-pressure cleaning nozzle for an ultra-high vertical pipeline according to claim 1 is characterized in that: The number of the driving wheels (3) and the number of the driven wheels (5) are both two, and the two driving wheels (3) and the two driven wheels (5) are both symmetrically arranged at the front end of the outer shell (1).

4. The speed-controlled lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline according to claim 1 is characterized in that: The power output mechanism comprises a motor (19) installed inside the outer shell (1), the output shaft of the motor (19) is connected to a driving gear (20), a driven gear (21) is installed on the output shaft (2), and the driven gear (21) is meshed with the driving gear (20).

5. The speed-controlled lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline according to claim 1 is characterized in that: The driving wheel (3) is fixed on the output shaft (2) via a positioning nut (4).

6. The speed-controlled lifting device for a high-pressure cleaning nozzle of an ultra-high vertical pipeline according to claim 1 is characterized in that: The positioning mechanism includes a sleeve (7), the number of the sleeves (7) is two, and the two sleeves (7) are both set through the positioning holes on the outer shell (1), the inner side surface of the sleeve (7) is slidably connected to the insertion rod (15), the lower end surface of the insertion rod (15) is fixedly connected to the lifting plate 1 (6), the lower surface of the sleeve (7) is fixedly connected to the lifting plate 2 (18), a spring (14) is provided between the lifting plate 2 (18) and the lifting plate 1 (6), the spring (14) is sleeved on the outer side surface of the insertion rod (15), the outer side surface of the lifting plate 1 (6) is provided with a driven shaft (16), and the driven wheel (5) is installed on the driven shaft (16).

7. The speed-controlled lifting device for a high-pressure cleaning nozzle for an ultra-high vertical pipeline according to claim 6, characterized in that: The outer shell (1) is connected to a screw rod (9) via a threaded through hole provided on its upper surface, and the lower end surface of the screw rod (9) is rotatably connected to the upper surface of the second lifting plate (18).

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