Paint remover filtering device

Abstract

The utility model belongs to the technical field of filtering devices, and particularly relates to a paint remover filtering device which comprises a first filtering tank and a second filtering tank, a screw rod is rotationally connected to the side wall of the first filtering tank and the side wall of the second filtering tank, a nut is connected to the screw rod in a threaded mode, and a cover plate covers the first filtering tank and the second filtering tank. Through the first filtering tank, the second filtering tank and the connecting pipe between the first filtering tank and the second filtering tank, two-stage filtering is achieved, the filtering effect is greatly improved, impurities in a paint remover are effectively removed, the paint removing quality is guaranteed, the filtering assembly is specially designed, filtering is finer through a multi-layer structure, and the filtering assembly is tightly attached to the tank body, so that unfiltered liquid is prevented from flowing by side; the cover plate is fixed by the screw and the nut, so that the sealing performance is ensured, the leakage is prevented, the power pump is stably mounted, the continuous conveying of the paint remover is ensured, the overall structure is stable, the layout is reasonable, the mounting and maintenance are convenient, the service life of the device is prolonged, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter device technical field, concretely is a kind of paint remover filter device. BACKGROUND

[0002] In many fields such as industrial production, automobile maintenance, ship maintenance and furniture renovation, paint removal operation is a common and key process. Paint remover is widely used as a core material to achieve efficient paint removal. However, there are many problems in the use of paint remover, which promotes the emergence of paint remover filter device.

[0003] On the one hand, paint remover itself has complex composition, including a variety of strong corrosive chemicals, such as organic solvents

[0004] , acid and base components, etc. These components not only dissolve the paint layer, but also mix with impurities in the paint layer, paint skin and other materials. With the continuous operation of paint removal, the impurity content in the paint remover increases, which greatly reduces the paint removal effect, resulting in low paint removal efficiency and unable to meet the production demand of large scale and high efficiency.

[0005] On the other hand, the unfiltered paint remover is directly reused, which may reattach impurities to the surface of the workpiece to be painted, causing secondary pollution and affecting the quality of subsequent processing. For example, in the renovation of automobile parts, if the paint remover carries impurities, it may leave scratches, pitting and other defects after paint removal, reducing the surface quality of the parts and increasing the subsequent repair cost.

[0006] Furthermore, for some fine industrial fields with high paint removal quality requirements, such as paint removal treatment of high-end electronic product shell, even tiny impurity particles may cause defects in product appearance, affecting the overall quality and market competitiveness of the product.

[0007] Traditional filtering methods are often simple, some of which only use simple filter screens for single filtering, which is difficult to effectively remove fine impurities in the paint remover, and the filter screen is not easy to replace, easy to block and high in maintenance cost. In addition, some small enterprises may omit the filtering step due to lack of professional filtering equipment, which shortens the service life of paint remover, wastes resources seriously, and also cannot guarantee the stability of product quality. INVENTION CONTENTS

[0008] (I) Technical problem solved

[0009] In view of the deficiencies of the prior art, the utility model provides a paint remover filter device to solve the problems raised in the above background art.

[0010] (II) Technical scheme

[0011] The utility model discloses a technical scheme which adopts the following technical solutions in order to realize the above-mentioned purpose:

[0012] A paint remover filtering device, comprising a first filter tank and a second filter tank, a screw rod is rotatably connected to the sidewall of the first filter tank and the second filter tank, a nut is threadedly connected to the screw rod, a cover plate is provided on the first filter tank and the second filter tank, the nut abuts against the cover plate to seal the first filter tank and the second filter tank, the first filter tank and the second filter tank are connected through a connecting pipe, a side top of the first filter tank is connected to an inlet pipe, the inlet pipe is connected to a power pump, one end of the power pump is connected to a raw material pipe, a discharge pipe is connected to the bottom center of the second filter tank, and a filter assembly is installed in the first filter tank and the second filter tank.

[0013] Further, the first filter tank and the second filter tank are fixed to the ground through three supporting legs which surround the first filter tank and the second filter tank.

[0014] Further, the connecting pipe is arranged at the bottom center of the first filter tank, and the other end of the connecting pipe is arranged at the top of the second filter tank.

[0015] Further, the power pump is installed on a flange column and fixed to the ground through the flange column.

[0016] Further, the filter assembly comprises an upper disc, the upper disc is fixed to a lower disc through a steel wire mesh, a filter screen is installed between the upper disc and the lower disc outside the steel wire mesh, a base ring is fixedly connected to the bottom of the lower disc, and a through hole is arranged on the base ring.

[0017] Further, the diameter of the upper disc is greater than the diameter of the lower disc, and the diameter of the upper disc is consistent with the inner diameter of the first filter tank and the second filter tank.

[0018] Further, two symmetrical lifting eyes are arranged on the upper disc, and the height of the upper disc is lower than the connection height of the connecting pipe and the inlet pipe.

[0019] (Three) beneficial effects

[0020] Compared with the prior art, the paint remover filtering device has the following beneficial effects:

[0021] The utility model discloses, through first, second filter jar and the connecting pipe of middle, realize two -stage filtration, greatly promote the filtering effect, effectively remove the impurity in paint remover, guarantee the paint removal quality, and the special design of filter assembly is more fine in multilayer structure filtration, and is closely combined with the jar body, avoids the unfiltered liquid side flow, and the screw rod and the nut fixed cover plate guarantee the leakproofness, prevent the leakage, and the power pump stable installation ensures the paint remover continuous delivery, and the overall structure is stable, and the layout is reasonable, and the installation, maintenance are convenient, prolong the service life of device, reduce the use cost. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0023] Figure 2 It is the first filter jar internal structure schematic diagram of the utility model;

[0024] Figure 3 It is the filter assembly structure schematic diagram of the utility model.

[0025] In the drawing: 1, first filter jar;2, second filter jar;3, support leg;4, screw rod;5, nut;6, cover plate;7, filter assembly;8, connecting pipe;9, inlet pipe;10, power pump;11, raw material pipe;12, flange column;13, discharge pipe;71, upper disc;72, lower disc;73, steel wire mesh;74, filter screen;75, base ring;76, through -hole. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts belong to the range of protection of the utility model.

[0027] EMBODIMENT

[0028] As Figures 1-3 The utility model discloses an embodiment proposes a kind of paint remover filtering device, including first filter jar 1 and second filter jar 2;

[0029] First filter jar 1 and second filter jar 2: as the main structure of containing paint remover and filter assembly 7, two are fixed on ground by support leg 3.The number of support leg 3 is three and surrounds four, and stable support is provided for device.Two jars are communicated by connecting pipe 8, realize the flow of paint remover between two jars, carry out twice filtration, improve filtering effect.First filter jar 1 top one side is connected with inlet pipe 9, for introducing the paint remover to be filtered;Second filter jar 2 bottom center is connected with discharge pipe 13, for discharging after filtering paint remover;

[0030] A screw rod 4 is rotatably connected to the sidewall of the first filter tank 1 and the second filter tank 2, and a screw cap 5 is threadedly connected to the screw rod 4. A cover plate 6 is provided on the first filter tank 1 and the second filter tank 2;

[0031] The screw rod 4 is rotatably connected to the sidewall of the first filter tank 1 and the second filter tank 2, and the screw cap 5 is threadedly connected to the screw rod 4. By tightening the screw cap 5 against the cover plate 6, the cover plate 6 seals the first filter tank 1 and the second filter tank 2, preventing the stripping agent from leaking and ensuring that the filtering process is carried out in a closed environment;

[0032] The screw cap 5 seals the first filter tank 1 and the second filter tank 2 by abutting against the cover plate 6, and the first filter tank 1 and the second filter tank 2 are connected by a connecting pipe 8;

[0033] The connecting pipe 8 is arranged at the center of the bottom of the first filter tank 1 and extends to the top of the second filter tank 2, conveying the initially filtered stripping agent in the first filter tank 1 to the second filter tank 2 for further filtering, and is a key connecting component for realizing two-stage filtering;

[0034] An inlet pipe 9 is connected to the top of one side of the first filter tank 1, the inlet pipe 9 is connected to a power pump 10, one end of the power pump 10 is connected to a raw material pipe 11, and a discharge pipe 13 is connected to the center of the bottom of the second filter tank 2;

[0035] The inlet pipe 9, the power pump 10, and the raw material pipe 11: The power pump 10 is installed on a flange column 12 and fixed to the ground, providing power for the flow of the stripping agent. The raw material pipe 11 is connected to the source of the stripping agent to be filtered. The power pump 10 extracts the stripping agent through the raw material pipe 11 and sends it into the first filter tank 1 through the inlet pipe 9, ensuring that the stripping agent can smoothly enter the filtering device;

[0036] A filtering assembly 7 is installed in the first filter tank 1 and the second filter tank 2;

[0037] The filtering assembly 7 is composed of an upper disc 71 (hollow structure), a lower disc 72 (solid structure), a steel wire mesh 73, a filter mesh 74, a base ring 75, and a through hole 76. The upper disc 71 and the lower disc 72 are fixed by the steel wire mesh 73, and the external filter mesh 74 between them is used to intercept impurities in the stripping agent, realizing the filtering function. The through hole 76 on the base ring 75 allows the filtered stripping agent to pass through smoothly. The diameter of the upper disc 71 is larger than that of the lower disc 72 and matches the inner diameter of the tank body, ensuring that the filtering assembly 7 closely fits the tank body and preventing the stripping agent from passing directly without filtering. The upper disc 71 is provided with two symmetrical lifting rings, facilitating the installation, removal, and cleaning of the filtering assembly 7. The height of the upper disc 71 is lower than the connection height of the connecting pipe 8 and the inlet pipe 9, ensuring that the stripping agent is first filtered by the filtering assembly 7 and avoiding the direct flow of unfiltered stripping agent into the connecting pipe 8;

[0038] When the paint remover filtering device works, the power pump 10 is started, and the paint remover to be filtered is pumped into the first filter tank 1 through the raw material pipe 11. After the paint remover enters, it is first filtered by the filter assembly 7 in the first filter tank 1. The upper disc 71 of the filter assembly 7 is consistent with the inner diameter of the first filter tank 1, and the steel wire mesh 73 and the filter screen 74 can intercept impurities in the paint remover. The paint remover flows downward through the through hole 76 of the base ring 75. The paint remover that has been filtered for the first time flows from the bottom center of the first filter tank 1 to the top of the second filter tank 2 through the connecting pipe 8, and is filtered again by the filter assembly 7 in the second filter tank 2. Finally, the paint remover that has been filtered twice is discharged from the discharge pipe 13 at the bottom center of the second filter tank 2, and the entire filtering process is completed. The filtering device fixes the cover plate 6 through the screw rod 4 and the screw cap 5 to ensure the sealing of the tank body and to ensure that the paint remover does not leak during the filtering process.

[0039] As shown in Figure 1 some embodiments, the first filter tank 1 and the second filter tank 2 are fixed to the ground by the supporting legs 3, and the number of the supporting legs 3 is three, which are arranged around the first filter tank 1 and the second filter tank 2. The supporting legs 3 arranged around can evenly distribute the weight of the filter tanks to the ground. The filter tanks are heavy after being filled with paint remover. If the supporting points are not reasonably distributed, the local force of the tank body may be too large, which can easily cause damage to the tank body after long-term use.

[0040] As shown in Figure 1 some embodiments, the connecting pipe 8 is arranged at the bottom center of the first filter tank 1, and the other end of the connecting pipe 8 is arranged at the top of the second filter tank 2. This connection position design makes the layout of the entire filtering device compact and reasonable.

[0041] As shown in Figure 1 some embodiments, the power pump 10 is installed on the flange column 12 and is fixed to the ground through the flange column 12. The flange column 12 is fixed to the ground, which enhances the structural stability of the entire device.

[0042] As shown in Figure 3 some embodiments, the filter assembly 7 includes an upper disc 71, the upper disc 71 is fixed to a lower disc 72 through a steel wire mesh 73, a filter screen 74 is arranged outside the steel wire mesh 73 between the upper disc 71 and the lower disc 72, a base ring 75 is fixedly connected to the bottom of the lower disc 72, and the base ring 75 is provided with a through hole 76. The steel wire mesh 73 provides support, protects the filter screen 74 from deformation, and prolongs the service life of the filter screen 74. The filter screen 74 performs fine filtering, traps fine impurities, ensures the filtering accuracy of the paint remover, effectively removes paint skin and impurities generated during the paint removal process, and improves the purity of the paint remover.

[0043] As shown in Figure 2As shown in the drawings, in some embodiments, the upper disc 71 has a diameter larger than that of the lower disc 72, and the diameter of the upper disc 71 is consistent with the inner diameter of the first filter tank 1 and the second filter tank 2; such design enables the filter assembly 7 to be closely fitted in the filter tank, avoids the stripping agent from flowing through the gap between the filter assembly 7 and the tank wall without being filtered, ensures that all the stripping agent is filtered through the steel wire mesh 73 and the filter mesh 74, and improves the filtering effect and efficiency.

[0044] As shown in the drawings, Figure 3 As shown in the drawings, in some embodiments, the upper disc 71 is provided with two symmetrical lifting rings, and the height of the upper disc 71 is lower than the connection height of the connecting pipe 8 and the inlet pipe 9; this facilitates the use of lifting tools to install, dismount and clean the filter assembly 7, and reduces the maintenance difficulty and labor intensity.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for the skilled in the art, it still can be modified, or the equivalent replacement of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A paint stripper filtering device comprising a first filter tank (1) and a second filter tank (2), characterized in that: The side wall of the first filter tank (1) and the second filter tank (2) is rotatably connected with a screw rod (4), the screw rod (4) is threadedly connected with a nut (5), the first filter tank (1) and the second filter tank (2) are covered with a cover plate (6), the nut (5) abuts against the cover plate (6) to seal the first filter tank (1) and the second filter tank (2), the first filter tank (1) and the second filter tank (2) are communicated through a connecting pipe (8), one side top of the first filter tank (1) is communicated with an inlet pipe (9), the inlet pipe (9) is connected with a power pump (10), one end of the power pump (10) is connected with a raw material pipe (11), the bottom center of the second filter tank (2) is connected with a discharge pipe (13), the first filter tank (1) and the second filter tank (2) are provided with a filter assembly (7).

2. A paint stripper filtration device according to claim 1, characterised in that: The first filter tank (1) and the second filter tank (2) are fixed on the ground through three supporting legs (3) which surround the first filter tank (1) and the second filter tank (2).

3. A paint stripper filtration device according to claim 1, wherein: The connecting pipe (8) is arranged at the bottom center of the first filter tank (1), and the other end of the connecting pipe (8) is arranged at the top of the second filter tank (2).

4. A paint stripper filtration device according to claim 1, wherein: The power pump (10) is mounted on a flange column (12) and fixed to the ground through the flange column (12).

5. A paint stripper filtration device according to claim 1, wherein: The filter assembly (7) comprises an upper disc (71), the upper disc (71) is fixed to a lower disc (72) through a steel wire mesh (73), a filter screen (74) is arranged outside the steel wire mesh (73) between the upper disc (71) and the lower disc (72), and the lower disc (72) is fixedly connected with a base ring (75) provided with a through hole (76).

6. A paint stripper filtration device according to claim 5, wherein: The diameter of the upper disc (71) is greater than the diameter of the lower disc (72) and matches the inner diameter of the first filter tank (1) and the second filter tank (2).

7. A paint stripper filtration device according to claim 5, wherein: The upper disc (71) is provided with two symmetrical lifting rings, and the height of the upper disc (71) is lower than the connection height of the connecting pipe (8) and the inlet pipe (9).

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