Tank truck inner wall cleaning machine

Abstract

The present invention discloses a tank truck inner wall cleaning machine, comprising a rotating mechanism, a lifting mechanism, a telescopic arm, and a cleaning assembly. The telescopic direction of the telescopic arm is the central axis direction of the tank truck, and a cleaning assembly is fixed at the end of the telescopic arm; the cleaning assembly comprises a fixed plate, upper and lower rows of cleaning pipes, and upper and lower cleaning heads; wherein the lower end of the upper row of cleaning pipes is fixed to a position close to the center of the fixed plate, and an upper cleaning head is fixed to the upper end of the upper row of cleaning pipes, and a lower cleaning head is fixed to the lower end of the lower row of cleaning pipes, and the upper row of cleaning pipes and the lower row of cleaning pipes are symmetrical with respect to the worm. The present invention cleans the inner wall of the oil tank relatively comprehensively, has a relatively good cleaning effect, and does not require people to approach or enter the tank truck during the whole process, thereby improving safety.

Description

Technical Field

[0001] The invention relates to a cleaning mechanism, in particular to an inner wall cleaning machine for an oil tanker, and belongs to the technical field of cleaning equipment. Background Art

[0002] During the long-term use of oil tankers in the petrochemical industry, impurities will inevitably accumulate inside the tankers, affecting the quality of the oil stored in the tanks. Therefore, the tank bodies of oil tankers must be cleaned regularly. At present, operators generally enter the tank body through the manhole and stairs, and use high-pressure water to spray the inner wall of the tank body for cleaning, or pass steam or high-pressure water into the tanker through the manhole on the tanker for cleaning. The cleaning effect is relatively poor, especially for oil tankers with relatively large volumes. The grease on the inner wall is not easy to clean, and manual assisted cleaning poses a safety hazard. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a tank truck inner wall cleaning machine with a more reasonable structural design and a better cleaning effect.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a tank truck inner wall cleaning machine, including a rotating mechanism, a lifting mechanism, a telescopic arm, and a cleaning assembly, characterized in that the rotating mechanism is fixed to the top of the lifting mechanism, the bottom of the lifting mechanism is fixed with a telescopic arm, the telescopic direction of the telescopic arm is the direction of the central axis of the tank truck, and the cleaning assembly is fixed at the end of the telescopic arm; the cleaning assembly includes a fixed plate, upper and lower rows of cleaning pipes, and upper and lower cleaning heads; wherein the lower end of the upper row of cleaning pipes is fixed to a position close to the center of the fixed plate, and an upper cleaning head is fixed to the upper end of the upper row of cleaning pipes, the upper end of the lower row of cleaning pipes is fixed to the fixed plate and at a position symmetrical to the lower end of the upper row of cleaning pipes, the lower end of the lower row of cleaning pipes is fixed to the lower end of the lower row of cleaning pipes, the upper row of cleaning pipes and the lower row of cleaning pipes are symmetrical with respect to the worm, and the fixed plate is fixed to the end of the telescopic arm; when the telescopic arm is extended or retracted along the central axis of the tank truck, the spray hole of the upper cleaning head faces the upper inner wall of the tank truck, and the spray hole of the lower cleaning head faces the upper inner wall of the tank truck.

[0005] Furthermore, the cleaning assembly also includes a rotation drive mechanism for driving the upper cleaning pipe and the lower cleaning pipe to rotate toward or away from the central axis of the tanker, and the rotation drive mechanism includes a hydraulic swing cylinder, a first gear, a second gear, a worm, a first worm wheel, and a second worm wheel; wherein the hydraulic swing cylinder is fixed to one side of the fixed plate and the output shaft of the hydraulic swing cylinder is coaxially fixed with the first gear, the first gear is located on the fixed plate and on the side opposite to the hydraulic swing cylinder, the second gear is meshed below the first gear, and the second gear is fixed to the fixed plate through a rotating shaft and a bearing; a worm is fixed at the center of the second gear and the worm is located at the exact center of the fixed plate Two mounting plates are fixed on the upper and lower parts of the worm, and a connecting rod is rotatably matched between the two mounting plates above the worm and between the two mounting plates below the worm, wherein two ends of the upper connecting rod extend outward from the corresponding two mounting plates and are fixedly connected to an upper row of cleaning pipes, a first worm gear is fixed on the upper connecting rod and between the corresponding two mounting plates, two ends of the lower connecting rod extend outward from the corresponding two mounting plates and are fixedly connected to a lower row of cleaning pipes, a second worm gear is fixed on the lower connecting rod and between the corresponding two mounting plates, and the first worm gear and the second worm gear are both adapted to cooperate with the worm.

[0006] Furthermore, the telescopic arm includes a mounting groove, an X-shaped folding arm, and a telescopic cylinder, wherein a slide rail that slides up and down is designed on one side of the upper end of the mounting groove, an upper end of one side of the X-shaped folding arm is slidably fitted on the slide rail through a slider, and the lower end of this side of the X-shaped folding arm is hinged to the mounting groove, the upper end of the other side of the X-shaped folding arm is slidably fitted with the upper section of the corresponding side of the fixed plate, and the lower end of this side of the X-shaped folding arm is hinged to the bottom of the corresponding side of the fixed plate, a telescopic cylinder is also hinged on the mounting groove, and the telescopic rod end of the telescopic cylinder is hinged to one of the rods of the X-shaped folding arm; a roller is also fixed to the bottom of the fixed plate.

[0007] Compared with the prior art, the present invention has the following beneficial effects:

[0008] (1) When the present invention is in use, the telescopic arm and the cleaning assembly are placed from the manhole of the oil tanker into the oil tanker, specifically into the oil tank, through the lifting mechanism, and then the X-shaped folding arm is extended by the telescopic cylinder. During the extension process, the cleaning assembly is turned on, and the cleaning medium is supplied to the cleaning head through the cleaning pipe to clean the inner wall of the tank and located on one side of the manhole. When the arc-shaped end of the oil tank is reached, the rotary drive mechanism is turned on to drive the upper and lower rows of cleaning pipes to rotate and approach the central axis of the oil tank. During the rotation and approach process, the inner wall of the arc-shaped end of the oil tank is cleaned. After cleaning one side of the manhole, the telescopic arm is retracted by the telescopic cylinder, and the rotating mechanism is started again to rotate the telescopic arm to the other side of the manhole in the oil tank. The telescopic arm repeats the above-mentioned action, thereby realizing the cleaning of the other side of the oil tank. The cleaning of the inner wall of the oil tank is relatively comprehensive, and the cleaning effect is relatively good. In addition, no one is required to approach the oil tanker or enter the oil tanker during the whole process, thereby improving safety.

[0009] (2) The present invention adopts the arrangement of a rotating mechanism, a lifting cylinder, and a telescopic arm, so that the cleaning head can be brought close to the cleaning part regardless of the volume of the tank truck, thereby ensuring the cleaning effect and being more practical;

[0010] (3) The present invention can clean the arc-shaped inner walls at both ends of the tank truck by means of a rotation drive mechanism that drives the upper cleaning pipe and the lower cleaning pipe to rotate toward or away from the center axis of the tank truck;

[0011] (4) The present invention has a reasonable structural design, good use effect, and is relatively safe. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Schematic diagram of the structure of the present invention

[0013] Figure 2 The schematic diagram of the structure of the telescopic arm of the present invention is

[0014] Figure 3 for Figure 2 A magnified view of part A

[0015] Figure 4 Schematic diagram of the cleaning assembly structure of the present invention

[0016] Figure 5 for Figure 4 A magnified view of part B

[0017] Figure 6 This is a schematic diagram of the structure of the oil tanker involved in the present invention;

[0018] Among them, 1. tank truck, 2. rotating mechanism, 3. lifting mechanism, 4. telescopic arm, 4.1. mounting groove, 4.2. X-shaped folding arm, 4.3. telescopic cylinder, 4.4. slide rail, 4.5. slider, 4.6. roller, 5. cleaning assembly, 5.1. fixing plate, 5.2. upper row of cleaning pipes, 5.3. lower row of cleaning pipes, 5.4. upper cleaning head, 5.5. lower cleaning head, 5.6 hydraulic swing cylinder, 5.7. first gear, 5.8. second gear, 5.9. worm, 5.10. first worm gear, 5.11. second worm gear, 5.12. mounting plate. DETAILED DESCRIPTION

[0019] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0020] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0021] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0022] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0023] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0024] It should be noted that the parts not described in detail below are all carried out with reference to the existing technology.

[0025] like Figure 1-5 As shown, the tank truck inner wall cleaning machine of the present invention comprises a rotating mechanism 2, a lifting mechanism 3, a telescopic arm 4, and a cleaning assembly 5. The rotating mechanism 2 is fixed to the top of the lifting mechanism 3, and the telescopic arm 4 is fixed to the bottom of the lifting mechanism 3. The telescopic direction of the telescopic arm 4 is the central axis direction of the tank truck 1, and the cleaning assembly 5 is fixed to the end of the telescopic arm 4; the cleaning assembly 5 comprises a fixed plate 5.1, upper and lower rows of cleaning pipes 5.2 and 5.3, and upper and lower cleaning heads 5.4 and 5.5; wherein the lower end of the upper row of cleaning pipes 5.2 is fixed to a position close to the center of the fixed plate 5.1, and the cleaning head 5.5 is fixed to the upper row of cleaning pipes 5.6. An upper cleaning head 5.4 is fixed to the upper end of the cleaning pipe 5.2, the upper end of the lower cleaning pipe 5.3 is fixed on the fixing plate 5.1 and at a position symmetrical to the lower end of the upper cleaning pipe 5.2, the lower cleaning head 5.5 is fixed to the lower end of the lower cleaning pipe 5.3, the upper cleaning pipe 5.2 and the lower cleaning pipe 5.3 are symmetrical with respect to the worm 5.9, and the fixing plate 5.1 is fixed to the end of the telescopic arm 4; when the telescopic arm 4 is extended or retracted along the central axis direction of the tank truck 1, the spray hole of the upper cleaning head 5.4 faces the upper inner wall of the tank truck 1, and the spray hole of the lower cleaning head 5.5 faces the lower inner wall of the tank truck 1.

[0026] The cleaning assembly 5 further comprises a rotation drive mechanism for driving the upper cleaning pipe 5.2 and the lower cleaning pipe 5.3 to rotate toward or away from the central axis of the tanker 1, and the rotation drive mechanism comprises a hydraulic swing cylinder 5.6, a first gear 5.7, a second gear 5.8, a worm 5.9, a first worm wheel 5.10, and a second worm wheel 5.11; wherein the hydraulic swing cylinder 5.6 is fixed to one side of the fixed plate 5.1 and the output shaft of the hydraulic swing cylinder 5.6 is coaxially fixed with the first gear 5.7, the first gear 5.7 is located on the fixed plate 5.1 and on the side opposite to the hydraulic swing cylinder 5.6, the second gear 5.8 is meshed below the first gear 5.7, and the second gear 5.8 is fixed to the fixed plate 5.1 through a rotating shaft and a bearing; a worm 5.9 is fixed at the center of the second gear 5.8 and the worm 5.9 is located at the exact center of the fixed plate 5.1, two mounting plates 5.12 are fixed above and below the worm 5.9, and two mounting plates 5.12 above the worm 5.9 are fixed to the two mounting plates 5.13. A connecting rod is rotatably fitted between the plates 5.12 and between the two mounting plates 5.12 below the worm 5.9, wherein the two ends of the upper connecting rod extend outward from the corresponding two mounting plates 5.12 and are fixedly connected to multiple cleaning pipes of the upper row of cleaning pipes 5.2, a first worm gear 5.10 is fixed on the upper connecting rod and between the corresponding two mounting plates 5.12, and the upper connecting rod rotates toward or away from the central axis of the tanker as the first worm gear rotates; the two ends of the lower connecting rod extend outward from the corresponding two mounting plates 5.12 and are fixedly connected to multiple cleaning pipes of the lower row of cleaning pipes 5.3, a second worm gear 5.11 is fixed on the lower connecting rod and between the corresponding two mounting plates 5.12, and the lower connecting rod rotates toward or away from the central axis of the tanker 1 as the second worm gear 5.11 rotates, and the first worm gear 5.10 and the second worm gear 5.11 are both adapted to cooperate with the worm 5.9.

[0027] The telescopic arm 4 of the present invention comprises a mounting groove 4.1, an X-shaped folding arm 4.2, and a telescopic cylinder 4.3, wherein an upper end of one side of the mounting groove 4.1 is designed with a slide rail 4.4 that slides up and down, and the X-shaped folding arm 4.2 is formed by a plurality of X-shaped folding frames being fixedly connected in sequence, an upper end of one side of the X-shaped folding arm 4.2 is slidably matched on the slide rail 4.4 through a slider 4.5, and the lower end of the X-shaped folding arm 4.2 on this side is hinged on the mounting groove 4.1, an upper end of the other side of the X-shaped folding arm 4.2 is slidably matched with an upper section on a corresponding side of a fixed plate 5.1, and the lower end of the X-shaped folding arm 4.2 on this side is hinged with a bottom on a corresponding side of the fixed plate 5.1, a telescopic cylinder 4.3 is also hinged on the mounting groove 4.1, and a telescopic rod end of the telescopic cylinder 4.3 is hinged with a lower section of one of the rods of the X-shaped folding arm 4.2 (i.e., the rod that slides with the mounting groove 4.1); a roller 4.6 is also fixed at the bottom of the fixed plate 5.1.

[0028] The oil tanker of the present invention is as follows Figure 6The length is about 11990mm, the diameter is about 3020mm, and there is a manhole on the top.

[0029] The lifting mechanism and rotating mechanism of the present invention are powered by a hydraulic system, and the hydraulic system assembly is fixed on the top of the rotating mechanism. In addition, the multiple cleaning pipes of the upper row of cleaning pipes and the multiple cleaning pipes of the lower row of cleaning pipes of the present invention are all made of hard materials and are finally fixedly connected to the steam generator, the water pump of the spray water tank, etc. in a conventional manner through their respective delivery hoses. The water pump of the steam generator and the spray water tank can be fixed on the installation groove of the lifting mechanism or the telescopic arm according to the situation. The cleaning medium of the present invention is saturated steam and pressurized clean water. After cleaning with saturated steam, it is rinsed with pressurized cleaning.

[0030] When in use, the telescopic arm and the cleaning assembly are placed from the manhole of the tanker into the tanker 1, specifically into the oil tank, through the lifting mechanism, and then the X-shaped folding arm is extended by the telescopic cylinder 4.3. During the extension process, the cleaning assembly is opened, and the cleaning medium is conveyed to the cleaning head through the cleaning pipe to clean the inner wall of the tank and located on one side of the manhole. When the arc-shaped end of the side of the oil tank is reached, the rotary drive mechanism is opened to drive the upper and lower rows of cleaning pipes to rotate and approach toward the central axis of the oil tank. During the rotation and approaching process, the inner wall of the arc-shaped end of the oil tank is cleaned. After cleaning one side of the manhole, the telescopic arm is retracted by the telescopic cylinder, and the rotating mechanism is started again to rotate the telescopic arm to the other side of the manhole in the oil tank. The telescopic arm repeats the above-mentioned action, thereby realizing the cleaning of the other side of the oil tank and relatively comprehensive cleaning of the inner wall of the oil tank.

Claims

1. A tank truck inner wall cleaning machine, comprising a rotating mechanism, a lifting mechanism, a telescopic arm, and a cleaning assembly, characterized in that: The rotating mechanism is fixed on the top of the lifting mechanism, and a telescopic arm is fixed on the bottom of the lifting mechanism. The telescopic direction of the telescopic arm is the direction of the central axis of the tanker truck, and a cleaning assembly is fixed at the end of the telescopic arm; the cleaning assembly includes a fixed plate, upper and lower rows of cleaning pipes, and upper and lower cleaning heads; wherein the lower end of the upper row of cleaning pipes is fixed to a position close to the center of the fixed plate, and an upper cleaning head is fixed to the upper end of the upper row of cleaning pipes, and the upper end of the lower row of cleaning pipes is fixed to the fixed plate and at a position symmetrical to the lower end of the upper row of cleaning pipes, and the lower row of cleaning pipes is fixed to the fixed plate and at a position symmetrical to the lower end of the upper row of cleaning pipes. A lower cleaning head is fixed at the lower end of the pipe, and the upper cleaning pipe and the lower cleaning pipe are symmetrical with respect to the worm, and the fixing plate is fixed at the end of the telescopic arm; when the telescopic arm is extended or retracted along the central axis of the tank truck, the spray hole of the upper cleaning head faces the upper inner wall of the tank truck, and the spray hole of the lower cleaning head faces the lower inner wall of the tank truck; the cleaning assembly also includes a rotation drive mechanism for driving the upper cleaning pipe and the lower cleaning pipe to rotate toward or away from the central axis of the tank truck, and the rotation drive mechanism includes a hydraulic swing cylinder, a first gear, and a second gear , worm, first worm wheel, second worm wheel; wherein the hydraulic swing cylinder is fixed on one side of the fixed plate and the output shaft of the hydraulic swing cylinder is coaxially fixed with the first gear, the first gear is located on the fixed plate and on the side opposite to the hydraulic swing cylinder, the second gear is meshed below the first gear, and the second gear is fixed to the fixed plate through a rotating shaft and a bearing; a worm is fixed to the center of the second gear and the worm is located at the exact center of the fixed plate, two mounting plates are fixed above and below the worm, and a connecting rod is rotatably matched between the two mounting plates above the worm and between the two mounting plates below the worm, wherein the two ends of the connecting rod located at the upper part extend outward from the corresponding two mounting plates and are fixedly connected to an upper row of cleaning pipes, the first worm wheel is fixed on the upper connecting rod and between the corresponding two mounting plates, the two ends of the connecting rod located at the lower part extend outward from the corresponding two mounting plates and are fixedly connected to a lower row of cleaning pipes, the second worm wheel is fixed on the lower connecting rod and between the corresponding two mounting plates, and the first worm wheel and the second worm wheel are both adapted to cooperate with the worm.

2. The tank truck inner wall cleaning machine according to claim 1, characterized in that: The telescopic arm includes a mounting groove, an X-shaped folding arm, and a telescopic cylinder, wherein a slide rail that slides up and down is designed on one side of the upper end of the mounting groove, an upper end of one side of the X-shaped folding arm is slidably fitted on the slide rail through a slider, and the lower end of the X-shaped folding arm on this side is hinged on the mounting groove, an upper end of the other side of the X-shaped folding arm is slidably fitted with an upper section on a corresponding side of a fixed plate, and the lower end of the X-shaped folding arm on this side is hinged to a bottom portion on a corresponding side of the fixed plate, and a telescopic cylinder is also hinged on the mounting groove, and a telescopic rod end of the telescopic cylinder is hinged to one of the rods of the X-shaped folding arm.

3. The tank truck inner wall cleaning machine according to claim 2, characterized in that: A roller is also fixed on the bottom of the fixed plate.

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