Cleaning tool and method for interior of plasticizer tank

Abstract

The invention discloses a cleaning tool and method for the interior of a plasticizer tank, the cleaning tool is used for cleaning the interior of the plasticizer tank, and the cleaning tool comprises a tensioning type cleaning plate, a central shaft, a shaft sleeve, a positioning pin, a manual rotating wheel, a connecting rod and a supporting rod (27); the tensioning type cleaning device is characterized in that the periphery of the central shaft is sleeved with the shaft sleeve, one end of the connecting rod is hinged to the middle of the tensioning type cleaning plate, the other end of the connecting rod is hinged to the peripheral face of the lower end of the shaft sleeve, one end of the supporting rod is hinged to the middle of the connecting rod, and the other end of the supporting rod is hinged to the peripheral face of the lower end of the central shaft; the lower end of the shaft sleeve is connected with the middle of a center shaft through a rectangular spline, and the upper end of the center shaft is fixedly connected with a manual rotating wheel. The device is simple in structure and easy to operate manually; the cleaning efficiency is high and the cleaning effect is good.

Description

Technical Field

[0001] The invention relates to the technical field of cleaning the inside of a plasticizer tank in the tobacco industry, and in particular to a cleaning tool and a method for cleaning the inside of a plasticizer tank. Background Art

[0002] In the tobacco industry, plasticizers are mainly used in the process of forming tow filter rods. Plasticizers include triacetin, tributyrin, triethyl citrate and other types. Among them, plasticizers are the most commonly used. The centralized supply system for plasticizers includes a plasticizer tank, a centrifugal pump, a control system, etc. When different formulas or types of plasticizers are needed, it is often necessary to clean the inside of the tank.

[0003] The existing cleaning methods are: first, manually use a high-pressure water gun to repeatedly flush the inside of the tank containing plasticizers, which is complicated to operate, has low cleaning efficiency, and is not thorough. There are often residual plasticizers in the tank, which causes the quality of the tow filter rod to deteriorate after the new plasticizer is contaminated; the second is to purchase a customized tank internal cleaning device for cleaning, but it is expensive and has a low cost-effectiveness. Given the importance of cleaning work, it is particularly necessary to design a cleaning tool and cleaning method for the inside of the plasticizer tank to reduce cleaning time, improve cleaning efficiency and quality, and save costs (high cost-effectiveness). Summary of the invention

[0004] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a cleaning tool and method for the inside of a plasticizer tank, which have a simple structure, are easy to operate manually, and save costs; have high cleaning efficiency, greatly shorten the cleaning time, have good cleaning effects, and can effectively avoid contamination of triacetin with different formulas or models; have replaceable cleaning parts, extend the service life of the cleaning tool, and are applicable to cleaning of similar tanks of various plasticizer tanks.

[0005] In order to achieve the above object, the technical solution adopted by the present invention is: A cleaning tool for the inside of a plasticizer tank body, the cleaning tool (2) being used for cleaning the inside of a plasticizer tank body (1), comprising a tensioned cleaning plate (21), a central shaft (22), a shaft sleeve (23), a positioning pin (24), a manual rotating wheel (25), a connecting rod (26), and a supporting rod (27); the characteristics are as follows: the shaft sleeve is sleeved on the outer periphery of the central shaft, one end of the connecting rod is hinged to the middle of the tensioned cleaning plate, and the other end is hinged to the outer periphery of the lower end of the shaft sleeve, one end of the supporting rod is hinged to the middle of the connecting rod, and the other end is hinged to the outer periphery of the lower end of the central shaft, the upper end of the shaft sleeve is connected to the upper end of the central shaft via the positioning pin, the lower end of the shaft sleeve is connected to the middle of the central shaft via a rectangular spline, and the upper end of the central shaft is fixedly connected to the manual rotating wheel.

[0006] Furthermore, the rectangular spline (30) comprises a first spline pair and a second spline pair, and the rectangular spline is used to transmit torque and enables the shaft sleeve (23) and the central shaft (22) to move relative to each other in the axial direction.

[0007] Furthermore, the shaft sleeve (23) is provided with a plurality of first positioning holes (28) arranged along the axial direction, the central shaft (22) is provided with a plurality of second positioning holes (29) arranged along the axial direction, the positioning pin (24) is connected to the first positioning hole and the second positioning hole, and the plurality of positioning holes are used to adjust the relative position between the shaft sleeve and the central shaft; after the tensioning cleaning plate (21) is tensioned with the inner wall of the tank body, the positioning pin is inserted into the first positioning hole and the second positioning hole for fixing, so as to be suitable for internal cleaning of tank bodies with different diameters.

[0008] Furthermore, the interior of the tensioned cleaning plate (21) is a hollow cavity, and a cleaning brush or a cleaning cloth is replaceably mounted on its outer surface; the hollow cavity is connected to the cleaning brush or the cleaning cloth via fine connecting holes, and is used to load different cleaning solvents, and to perform cleaning in conjunction with the replaceable cleaning brush or the cleaning cloth.

[0009] Furthermore, the cleaning tool (2) is made of an acid-resistant material, and a plurality of tensioned cleaning plates, connecting rods, and supporting rods are provided.

[0010] A cleaning method for a cleaning tool inside a plasticizer tank, comprising the following steps: S1: First, a cleaning solvent is sprayed inside the tank (1), and after a certain period of time, a cleaning tool (2) is placed inside the tank; S2: Then the shaft sleeve (23) is pushed, and the shaft sleeve moves downward along the rectangular spline (30), and the tensioning cleaning plate (21) is driven to open outward under the action of the connecting rod (26) and the supporting rod (27). When the tensioning cleaning plate is opened to a position close to the inner wall of the tank body, the positioning pin (24) is inserted into the positioning holes corresponding to the shaft sleeve and the center shaft to lock the shaft sleeve; S3: At this time, the manual rotating wheel (25) is rotated and / or pulled to make the cleaning brush or cleaning cloth on the outer surface of the tension cleaning plate rub against the inner wall of the tank to achieve cleaning; S4: After cleaning is completed, loosen the positioning pin, pull the sleeve, and then other parts will shrink. Then take the cleaning tool out of the tank body and the cleaning is completed.

[0011] The cleaning tool and method for the inside of a plasticizer tank of the present invention have a simple structure, are easy to operate manually, and save costs; have high cleaning efficiency, greatly shorten the cleaning time, have good cleaning effects, and can effectively avoid contamination of triacetin with different formulas or models; have replaceable cleaning parts, extend the service life of the cleaning tool, and are applicable to cleaning of tanks similar to various plasticizer tanks. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of the cleaning tool for the interior of a plasticizer tank according to the present invention; Figure 2 This is a schematic diagram of the structure of a cleaning tool for the interior of a plasticizer tank according to the present invention; Figure 3 This is a schematic diagram of the shaft sleeve structure of the present invention; Figure 4 It is a schematic diagram of the central axis structure of the present invention.

[0013] In the figure: plasticizer tank 1, cleaning tool 2, tension cleaning plate 21, central shaft 22, sleeve 23, positioning pin / locking pin 24, manual rotating wheel 25, connecting rod 26, support rod 27, first positioning hole 28, second positioning hole 29, rectangular spline 30. DETAILED DESCRIPTION

[0014] In order to make the technical solution and advantages of the present invention clearer, the technical solution of the present invention will be further described in detail in detail with reference to the accompanying drawings. It can be understood that the specific embodiments described here are only partial embodiments of the present invention, which are only used to explain the present invention, not to limit the present invention. It should be noted that, for the convenience of description, only the parts / structures related to the present invention are shown in the accompanying drawings, and other related parts can refer to the general design. In the absence of conflict, the embodiments of the present invention and the technical features in the embodiments can be combined with each other to obtain new embodiments.

[0015] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. In addition, unless otherwise defined, the technical terms or scientific terms used in the description of the present invention should be the common meanings understood by ordinary technicians in the field to which the present invention belongs.

[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0017] like Figure 1-4As shown, a cleaning tool for the inside of a plasticizer tank body, the cleaning tool 2 is used to clean the inside of a plasticizer tank body 1, and comprises a tensioning cleaning plate 21, a central shaft 22, a sleeve 23, a positioning pin 24, a rotating wheel 25, a connecting rod 26, and a supporting rod 27; characterized in that: the sleeve 23 is sleeved on the outer periphery of the central shaft 22, one end of the connecting rod 26 is hinged to the middle of the tensioning cleaning plate 21, and the other end is hinged to the outer peripheral surface of the lower end of the sleeve 23, one end of the supporting rod 27 is hinged to the middle of the connecting rod 26, and the other end is hinged to the outer peripheral surface of the lower end of the central shaft 22, the upper end of the sleeve 23 is connected to the upper end of the central shaft 22 by the positioning pin 24, the lower end of the sleeve 23 is connected to the middle of the central shaft 22 by a rectangular spline 30, and the upper end of the central shaft 22 is fixedly connected with a manual rotating wheel 25.

[0018] The rectangular spline 30 includes a first spline pair and a second spline pair. The rectangular spline 30 is used to transmit torque and allows the sleeve 23 and the central shaft 22 to move relative to each other in the axial direction.

[0019] The shaft sleeve 23 is provided with a plurality of first positioning holes 28 arranged along the axial direction, and the central shaft 22 is provided with a plurality of second positioning holes 29 arranged along the axial direction. The positioning pins 24 are connected with the first positioning holes 28 and the second positioning holes 29. The plurality of positioning holes are used to adjust the relative position between the shaft sleeve 23 and the central shaft 22. After the tensioning cleaning plate 21 is tensioned with the inner wall of the tank body 1, the positioning pins 24 are inserted into the first positioning holes 28 and the second positioning holes 29 for fixing, so as to be suitable for internal cleaning of tank bodies with different diameters.

[0020] The interior of the tensioned cleaning plate 21 is a hollow cavity, and a cleaning brush or cleaning cloth is replaceably installed on its outer surface. The hollow cavity is connected to the cleaning brush or cleaning cloth through small connecting holes, and is used to load different cleaning solvents and cooperate with the replaceable cleaning brush or cleaning cloth for cleaning.

[0021] There are multiple, for example, three, tensioned cleaning plates 21, connecting rods 26, and supporting rods 27, respectively.

[0022] The cleaning tool 2 is made of acid-resistant material, such as 304 stainless steel or polypropylene material.

[0023] A cleaning method for a cleaning tool inside a plasticizer tank, comprising the following steps: S1: First, a cleaning solvent is sprayed inside the tank body 1, and after a certain period of time, a cleaning tool 2 is placed inside the tank body 1; S2: Then push the sleeve 23, the sleeve 23 moves downward along the rectangular spline 30, and the tensioning cleaning plate 21 is driven to open outward under the action of the connecting rod 26 and the supporting rod 27. When the tensioning cleaning plate 21 is opened to a position close to the inner wall of the tank, the positioning pin 24 is inserted into the positioning holes corresponding to the sleeve 23 and the central shaft 22 to lock the sleeve 23; S3: At this time, by rotating and / or pulling the rotating wheel 25, the cleaning brush or cleaning cloth on the outer surface of the tension cleaning plate 21 rubs against the inner wall of the tank to achieve cleaning; S4: After the cleaning is completed, the positioning pin 24 is loosened, the sleeve 23 is pulled, and other components are retracted accordingly, and the cleaning tool 2 is taken out of the tank body, and the cleaning is completed.

[0024] The cleaning tool and method for the inside of a plasticizer tank of the present invention have a simple structure, are easy to operate manually, and save costs; have high cleaning efficiency, greatly shorten the cleaning time, have good cleaning effects, and can effectively avoid contamination of triacetin with different formulas or models; have replaceable cleaning parts, extend the service life of the cleaning tool, and are applicable to cleaning of tanks similar to various plasticizer tanks.

[0025] The above-mentioned implementation modes are for explanation of the present invention rather than limitation of the present invention. It can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A cleaning tool for the inside of a plasticizer tank, the cleaning tool (2) being used to clean the inside of a plasticizer tank (1), comprising a tensioned cleaning plate (21), a central shaft (22), a shaft sleeve (23), a positioning pin (24), a manual rotating wheel (25), a connecting rod (26), and a supporting rod (27); characterized in that: The sleeve is arranged on the outer periphery of the central shaft, one end of the connecting rod is hinged to the middle part of the tensioning cleaning plate, and the other end is hinged to the outer peripheral surface of the lower end part of the sleeve, one end of the support rod is hinged to the middle part of the connecting rod, and the other end is hinged to the outer peripheral surface of the lower end part of the central shaft, the upper end of the sleeve is connected to the upper end of the central shaft through a locating pin, the lower end of the sleeve is connected to the middle part of the central shaft through a rectangular spline, and the upper end of the central shaft is fixedly connected to a manual rotating wheel.

2. A cleaning tool for the inside of a plasticizer tank as claimed in claim 1, characterized in that: The rectangular spline (30) comprises a first spline pair and a second spline pair. The rectangular spline is used to transmit torque and enables the shaft sleeve (23) and the central shaft (22) to move relative to each other in the axial direction.

3. A cleaning tool for the inside of a plasticizer tank as claimed in claim 2, characterized in that: The shaft sleeve (23) is provided with a plurality of first positioning holes (28) arranged along the axial direction, the central shaft (22) is provided with a plurality of second positioning holes (29) arranged along the axial direction, the positioning pin (24) is connected to the first positioning hole and the second positioning hole, and the plurality of positioning holes are used to adjust the relative position between the shaft sleeve and the central shaft; after the tensioning cleaning plate (21) is tensioned with the inner wall of the tank body, the positioning pin is inserted into the first positioning hole and the second positioning hole for fixing, so as to be suitable for internal cleaning of tank bodies with different diameters.

4. A cleaning tool for the inside of a plasticizer tank as claimed in claim 3, characterized in that: The interior of the tensioned cleaning plate (21) is a hollow cavity, and a cleaning brush or a cleaning cloth is replaceably mounted on its outer surface. The hollow cavity is connected to the cleaning brush or the cleaning cloth via a fine connecting hole, and is used to load different cleaning solvents and perform cleaning in conjunction with the replaceable cleaning brush or the cleaning cloth.

5. A cleaning tool for the inside of a plasticizer tank as claimed in claim 4, characterized in that: The cleaning tool (2) is made of an acid-resistant material; a plurality of tension-type cleaning plates, connecting rods, and supporting rods are provided.

6. A cleaning method for a cleaning tool for the inside of a plasticizer tank, comprising the cleaning tool for the inside of a plasticizer tank as claimed in claim 4 or 5, comprising the following steps: S1: First, a cleaning solvent is sprayed inside the tank (1), and after a certain period of time, a cleaning tool (2) is placed inside the tank; S2: Then the shaft sleeve (23) is pushed, and the shaft sleeve moves downward along the rectangular spline (30), and the tensioning cleaning plate (21) is driven to open outward under the action of the connecting rod (26) and the supporting rod (27). When the tensioning cleaning plate is opened to a position close to the inner wall of the tank body, the positioning pin (24) is inserted into the positioning holes corresponding to the shaft sleeve and the center shaft to lock the shaft sleeve; S3: At this time, the manual rotating wheel (25) is rotated and / or pulled to make the cleaning brush or cleaning cloth on the outer surface of the tension cleaning plate rub against the inner wall of the tank to achieve cleaning; S4: After cleaning is completed, loosen the positioning pin, pull the sleeve, and then other parts will shrink. Then take the cleaning tool out of the tank body and the cleaning is completed.

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