Paint box

The pigment box design, featuring staggered partitions, sealing sponge, waterproof membrane, and reinforcing ribs, solves the problems of sealing and structural strength in traditional pigment boxes, enabling reliable pigment storage and convenient maintenance.

CN224131675UActive Publication Date: 2026-04-17章小检
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
章小检
Filing Date
2025-07-17
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

Traditional paint boxes have poor sealing, leading to paint leakage and drying. They are also prone to deformation, have unreasonable fixing structures, and have high maintenance costs.

Method used

The design employs staggered partitions, a combination of sealing sponge and waterproof membrane, a reinforcing rib structure, and independent snap-on components to achieve a secure lock and reliable seal between the box and the cover.

Benefits of technology

It effectively prevents pigment leakage and drying, enhances structural rigidity, reduces maintenance costs, and extends service life.

✦ Generated by Eureka AI based on patent content.

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Abstract

A paint box belongs to the technical field of paint storage and aims at solving the problems that a traditional paint box is poor in sealing performance, paint leaks and is air-dried easily, the structure deforms easily, and fixing parts are high in maintenance cost. The paint box comprises a box body, a cover plate, a sealing sponge and a plurality of fixing assemblies. The interior of the box body is divided into a plurality of storage grooves through staggered partition plates. Rectangular holes are formed in the top of the cover plate to form staggered reinforcing ribs. The sealing sponge is arranged between the box body and the cover plate, one side of the sealing sponge is provided with a waterproof film which covers the opening of the storage tank after being pressed, and pigment leakage and air drying are prevented. The bottom of the cover plate is provided with a positioning edge, and the top of the flange of the box body is provided with a positioning groove. The fixing assembly comprises a buckle plate on the side wall of the cover plate and a fixing shaft, and the buckle plate is locked with the clamping groove of the box body through a fixing buckle when rotating. The flanges on the outer wall of the box body, the clamping grooves and the cover plate reinforcing ribs jointly enhance the structural rigidity, and deformation is reduced. The paint box is used for storing paint and can effectively seal the paint and reduce the risk of air drying due to leakage.
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Description

Technical Field

[0001] This utility model relates to the field of pigment storage technology, and in particular to pigment boxes. Background Technology

[0002] In many fields such as painting, design, and crafts, paint boxes are indispensable tools for storing and carrying various paints. Traditional paint boxes are usually simple in structure, generally consisting of a box body and a lid, with several storage compartments inside the box for holding the paints.

[0003] However, these traditional paint boxes have many problems. Regarding sealing, due to the lack of an effective sealing structure, paint placed in the storage compartment is prone to leakage, especially when the paint box is shaken or tipped over. This not only wastes the paint but also pollutes the surrounding environment. Furthermore, improperly sealed storage can cause paint to dry out, leading to deterioration or wasted paint, affecting its performance and shortening its lifespan.

[0004] In terms of structural strength, traditional paint boxes lack rigidity in the box body and cover. During processing, due to the influence of material properties and processing technology, deformation is prone to occur, which in turn affects the overall quality and appearance of the paint box.

[0005] In addition, the traditional paint box's fixing structure design is not reasonable enough. When a fixing part is damaged, it is often necessary to replace the entire cover or box body, which results in high maintenance costs and is not conducive to the long-term use and maintenance of the paint box.

[0006] To address the aforementioned problems, this utility model document proposes a pigment box. Utility Model Content

[0007] The purpose of this invention is to address the shortcomings of existing pigment boxes, such as poor sealing leading to pigment leakage and drying, easy structural deformation, unreasonable fixing and locking structure, and high maintenance costs.

[0008] To achieve the above objectives, the present invention adopts the following technical solution:

[0009] A paint box, comprising:

[0010] The box body has multiple interlocking partitions fixedly installed inside, which divide the interior of the box body into multiple storage slots;

[0011] A cover plate is disposed on the top of the box body. The top inner wall of the cover plate has multiple rectangular holes, and the multiple rectangular holes form multiple intersecting reinforcing ribs.

[0012] Sealing foam is placed between the box body and the cover plate;

[0013] And multiple sets of fixing components, each set of fixing components including a buckle plate disposed on the side wall of the cover plate, the buckle plate cooperating with the box body;

[0014] When the cover is closed, the sealing sponge is pressed between the cover and the box body, covering all the openings of the storage tank to form a seal and prevent the pigment from leaking and drying.

[0015] In one possible design, a flange is fixedly installed on the outer wall of the box, and the flange is located near the top of the box; the outer wall of the box is provided with a plurality of engaging grooves, and the plurality of engaging grooves are evenly arranged on the plurality of outer walls of the box.

[0016] In one possible design, the fixing assembly includes a fixing shaft disposed on the side wall of the cover plate, the fixing shaft being fixedly connected to the cover plate via a bracket; the top of the buckle plate has two arc-shaped buckles integrally formed, the two arc-shaped buckles engaging with the outer wall of the fixing shaft and rotating in cooperation with the fixing shaft.

[0017] In one possible design, the fixing component further includes a protruding strip fixedly installed at the bottom of the flange, the protruding strip being located above the engaging groove, the protruding strip and the bottom of the flange forming a groove; a fixing buckle is fixedly installed on one side of the buckle, the fixing buckle engaging with the groove after rotation.

[0018] In one possible design, the top of the flange is provided with a positioning groove, and the bottom of the cover plate is provided with an extended positioning edge. The positioning edge engages with the positioning groove to achieve the initial positioning of the box and the cover plate.

[0019] In one possible design, a waterproof membrane is fixedly installed on the side of the sealing sponge closest to the box body.

[0020] In one possible design, a protrusion is provided on one edge of the fixing buckle, which engages with the inner wall edge of the slot to prevent the buckle from loosening.

[0021] In one possible design, multiple snap-on panels are independently installed around the cover plate, and each panel can be replaced individually if it is damaged.

[0022] In one possible design, interlocking partitions, flanges, engaging grooves, and reinforcing ribs work together to improve the structural rigidity of the box and cover, thereby reducing deformation.

[0023] In this application, during use, the corresponding pigments can be placed in multiple storage slots within the box. When sealed storage of the pigments is required, a sealing sponge can be placed above the multiple storage slots within the box, followed by closing the lid. At this point, the positioning edge at the bottom of the lid will first engage with the positioning groove at the top of the flange, allowing the lid to be initially positioned relative to the box. Subsequently, the sealing sponge can be pressed tightly between the bottom of the lid and the top of the box, covering all the openings of the storage slots. Its waterproof membrane side faces the inside of the box, forming a seal for the pigments within the storage slots, preventing pigment leakage and drying. The waterproof membrane prevents the sponge from directly contacting and absorbing pigments after the pigment box is tipped over. Furthermore, if pigments spill onto the sealing sponge, the waterproof membrane facilitates quick cleaning.

[0024] After initial positioning and sealing, rotate the multiple snap-fit ​​plates on the side wall of the cover, bringing the fixing clips on one side of each plate closer to the side wall of the box. During rotation, the protrusions on the fixing clips slide into and engage with the grooves formed by the bottom of the flange and the raised strip. Simultaneously, the two arc-shaped clips at the top of the snap-fit ​​plates remain rotatably connected to the fixed shaft on the side wall of the cover. Once all the fixing clips are engaged with their grooves, the multiple snap-fit ​​plates securely lock the cover to the box, ensuring the sealing foam is fully compressed for reliable sealed storage.

[0025] When you need to open the paint box, rotate each plate in the opposite direction to disengage the locking clips from the slots, then remove the cover to reveal the paint in the storage tank.

[0026] The flanges and locking grooves on the outer wall of the box, along with the reinforcing ribs formed by rectangular holes on the inner wall of the top of the cover, collectively enhance the rigidity of the box and cover, reducing the possibility of deformation during processing, use, and locking. Meanwhile, multiple snap-fit ​​plates are independently positioned around the cover, facilitating replacement and maintenance and extending the lifespan of the paint box.

[0027] Beneficial effects: In this utility model, the pigment box, by setting a sealing sponge between the box body and the cover plate, can tightly cover all the openings of the storage compartments, forming a reliable seal and effectively preventing pigment leakage and drying; at the same time, a waterproof membrane is fixedly set on the side of the sealing sponge near the box body. When the pigment box is tilted, the waterproof membrane can prevent the sealing sponge body from directly contacting and absorbing pigment. If pigment gets on the sealing sponge, it can also be easily and quickly cleaned, further improving the practicality and cleaning convenience of the pigment box;

[0028] In this invention, the pigment box, by fixing multiple interlocking partitions inside the box body, can divide the interior of the box into multiple storage slots, thereby enhancing the structural stability of the box body; the outer wall of the box body is provided with flanges and multiple engaging grooves, and the inner wall of the top of the cover plate is provided with multiple rectangular holes to form multiple interlocking reinforcing ribs. These structures together improve the structural strength of the box body and the cover plate, effectively reducing the possibility of deformation during processing, use and locking, ensuring good storage and sealing effects of the pigment box, and at the same time ensuring that the appearance of the pigment box is minimally affected;

[0029] In this utility model, the pigment box has a positioning groove on the top of the flange and an extended positioning edge on the bottom of the cover. The positioning edge engages with the inner wall of the positioning groove, which enables initial positioning when assembling the box body and the cover. This ensures that the cover and the box body do not easily move when multiple fasteners are fastened, thus improving the convenience and stability of use.

[0030] In this invention, the pigment box employs multiple independently configured fixing components. Each fixing component includes a buckle plate and a fixing shaft disposed on the side wall of the cover plate, as well as a protrusion and a slot disposed on the bottom of the box body flange. This design allows the buckle plate to rotate flexibly, facilitating the locking and unlocking of the box body and the cover plate. Moreover, since the buckle plates are independently disposed around the cover plate, when a buckle plate is damaged, only that buckle plate needs to be replaced and maintained individually, without replacing the entire cover plate or box body, thus reducing maintenance costs and extending the service life of the pigment box.

[0031] In this invention, the pigment box effectively prevents pigment leakage and drying through the design of a sealing sponge and its waterproof membrane, and is easy to clean; the staggered partitions, flanges, locking grooves, and lid reinforcing ribs work together to enhance structural rigidity and reduce the risk of deformation; the positioning grooves cooperate with the edges to achieve initial positioning of the lid, improving operational stability; the independently set buckle plate components on all four sides facilitate the sealing and locking of the box and the replacement of some parts, significantly extending the service life and reducing maintenance costs. Attached Figure Description

[0032] Figure 1 This is a three-dimensional structural diagram of the pigment box proposed in this utility model;

[0033] Figure 2 This is a schematic diagram showing the disassembled structure of the pigment box proposed in this utility model;

[0034] Figure 3 This is a partially enlarged structural diagram of the pigment box proposed in this utility model;

[0035] Figure 4 This is a schematic diagram of the locking groove structure of the pigment box proposed in this utility model;

[0036] Figure 5 This is a schematic diagram of the internal structure of the lid of the pigment box proposed in this utility model;

[0037] Figure 6 This is a schematic diagram of the paint box with the snap plate and cover plate separated in the present invention.

[0038] Figure 7 This is a schematic diagram of the snap-on structure of the pigment box proposed in this utility model.

[0039] In the diagram: 1. Box body; 2. Cover plate; 3. Sealing sponge; 4. Storage trough; 5. Flange; 6. Positioning groove; 7. Engaging groove; 8. Raised strip; 9. Slot; 10. Rectangular hole; 11. Positioning edge; 12. Fixing shaft; 13. Buckle plate; 14. Arc-shaped buckle; 15. Fixing buckle. Detailed Implementation

[0040] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0041] In one embodiment: Refer to Figure 1-7 A paint box includes: a box body 1, a cover plate 2, a sealing sponge 3, and multiple sets of fixing components.

[0042] In this embodiment, the box body 1 is the main structure of the entire pigment box, and multiple intersecting partitions are fixedly installed inside it. These partitions divide the interior of the box body 1 into multiple storage tanks 4 for placing different types of pigments.

[0043] In this embodiment, a flange 5 is fixedly installed on the outer wall of the box body 1 near the top. The flange 5 can enhance the strength of the top edge of the box body 1. At the same time, multiple engaging grooves 7 are evenly formed on multiple outer walls of the box body 1. These engaging grooves 7 and the flange 5 work together to further improve the overall strength of the box body 1 and prevent the box body 1 from deforming during use.

[0044] In this embodiment, the cover plate 2 is disposed above the box body 1, and a plurality of rectangular holes 10 are provided on the inner wall of its top. These rectangular holes 10 form a plurality of intersecting reinforcing ribs on the inner wall of the top of the cover plate 2, which effectively improves the hardness of the cover plate 2 and prevents the cover plate 2 from deforming during the processing.

[0045] In this embodiment, the sealing sponge 3 is disposed between the box body 1 and the cover plate 2, and a waterproof membrane is fixedly disposed on the side of the sponge 3 closest to the box body 1. When the cover plate 2 is placed on the box body 1, the sealing sponge 3 can seal the multiple storage tanks 4. The waterproof membrane provides an isolation effect when the sealing sponge 3 comes into contact with the pigment inside the box body 1, preventing the sealing sponge 3 from absorbing and adhering to the pigment, thereby ensuring the sealing effect and service life of the sealing sponge 3 and preventing the pigment placed in the storage tanks 4 from leaking and drying out. At the same time, the waterproof membrane can also be used to quickly clean the sealing sponge 3 after it becomes contaminated with pigment.

[0046] In this embodiment, multiple sets of fixing components are used to securely lock the box body 1 and the cover plate 2. Each set of fixing components includes a fixing shaft 12 and a buckle plate 13 disposed on the side wall of the cover plate 2. The fixing shaft 12 is fixedly connected to one side of the cover plate 2 through a corresponding bracket. The top of the buckle plate 13 has two arc-shaped buckles 14 integrally formed. These two arc-shaped buckles 14 are both engaged with the outer wall of the same fixing shaft 12 through corresponding openings, and the inner walls of the two arc-shaped buckles 14 are rotatably engaged with the outer wall of the corresponding fixing shaft 12, so that the buckle plate 13 can rotate around the fixing shaft 12.

[0047] Furthermore, in this embodiment, a protruding strip 8 is fixedly installed above the corresponding engaging groove 7 at the bottom of the flange 5, and the protruding strip 8 and the bottom of the flange 5 form a groove 9. The buckle plate 13 corresponds to the engaging groove 7, and a fixing buckle 15 is fixedly installed on one side of the buckle plate 13, with a protrusion at the edge of one side of the fixing buckle 15. When it is necessary to lock the box body 1 and the cover plate 2, the buckle plate 13 is rotated so that the fixing buckle 15 engages with the inner wall edge of the groove 9. At this time, the protrusion at the edge of the fixing buckle 15 will be locked at the edge of the groove 9, which can prevent the buckle plate 13 from loosening, thereby achieving a tight locking and fixing of the box body 1 and the cover plate 2.

[0048] This application can be used in the field of pigment storage technology, or in other fields applicable to this application.

[0049] In another embodiment: Reference Figure 2 , 3 5. A pigment box, which is applied to the field of pigment storage technology;

[0050] In this embodiment, a positioning groove 6 is also provided on the top of the flange 5 for subsequent initial positioning with the cover plate 2.

[0051] In this embodiment, the bottom of the cover plate 2 is provided with an extended positioning edge 11. When the cover plate 2 is placed on the box body 1, the positioning edge 11 will be inserted into the positioning groove 6 at the top of the flange 5, completing the initial positioning when the box body 1 and the cover plate 2 are combined. In this way, when the subsequent fastening operation of the fastening plate 13 is carried out, the cover plate 2 and the box body 1 are not easy to move, ensuring the accuracy of installation.

[0052] The working principle and usage process of this technical solution are as follows: During use, the corresponding pigment can be placed in multiple storage slots 4 within the box 1. When sealed storage of the pigment is required, a sealing sponge 3 can be placed above the multiple storage slots 4 within the box 1, and then the cover plate 2 is closed. At this time, the positioning edge 11 at the bottom of the cover plate 2 will first embed into the positioning groove 6 at the top of the flange 5, allowing the cover plate 2 to achieve initial positioning relative to the box 1. Then, the sealing sponge 3 can be pressed tightly between the bottom of the cover plate 2 and the top of the box 1. The sealing sponge 3 can cover the openings of all storage slots 4, with its waterproof membrane side facing the inside of the box 1, forming a seal for the pigment in the storage slots 4, preventing pigment leakage and drying. The waterproof membrane prevents the sponge body from directly contacting and absorbing pigment after the pigment box is tilted. Simultaneously, if pigment gets on the sealing sponge 3, the waterproof membrane facilitates quick cleaning of the pigment.

[0053] After initial positioning and sealing, rotate the multiple snap-fit ​​plates 13 on the side wall of the cover plate 2, bringing the fixing buckles 15 on one side of the multiple snap-fit ​​plates 13 closer to the side wall of the box body 1. During the rotation of the snap-fit ​​plates 13, the protrusions on the fixing buckles 15 slide into and engage with the grooves 9 formed by the bottom of the flange 5 and the protrusion 8. At the same time, the two arc-shaped buckles 14 at the top of the snap-fit ​​plates 13 are always rotatably connected to the fixing shaft 12 on the side wall of the cover plate 2. When all the fixing buckles 15 have engaged with the grooves 9, the multiple snap-fit ​​plates 13 can securely lock the cover plate 2 to the box body 1, thereby ensuring that the sealing sponge 3 is fully compressed to achieve a reliable sealed storage state.

[0054] When it is necessary to open the paint box, rotate each of the buckles 13 in the opposite direction to disengage the fixing buckle 15 from the slot 9, and then remove the cover 2 to expose the paint in the storage tank 4.

[0055] The flange 5 on the outer wall of the box body 1, the engaging groove 7, and the reinforcing rib structure formed by the rectangular holes 10 on the inner wall of the top of the cover plate 2 together improve the rigidity of the box body 1 and the cover plate 2, reducing the possibility of deformation during processing, use, and locking. At the same time, multiple snap plates 13 are independently arranged around the cover plate 2, which facilitates their replacement and maintenance and helps to extend the service life of the paint box.

[0056] The accompanying drawings in this application are for illustrative purposes only. The dimensions and shapes of the components shown are not actual limitations but are merely schematic representations. In actual implementation, the components can be reasonably configured and adjusted according to specific needs and actual conditions.

[0057] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A paint box characterized in that, include: Box body (1), the interior of which is fixedly installed with multiple intersecting partitions, the multiple partitions dividing the interior of the box body (1) into multiple storage tanks (4). A cover plate (2) is provided above the box body (1). The top inner wall of the cover plate (2) is provided with multiple rectangular holes (10), and the multiple rectangular holes (10) form multiple intersecting reinforcing ribs. A sealing sponge (3) is placed between the box body (1) and the cover plate (2); And multiple sets of fixing components, each set of fixing components includes a buckle plate (13) disposed on the side wall of the cover plate (2), the buckle plate (13) cooperating with the box body (1); When the cover plate (2) is closed, the sealing sponge (3) is pressed between the cover plate (2) and the box body (1), covering all the openings of the storage tank (4) to form a seal and prevent the pigment from leaking and drying.

2. The palette of claim 1, wherein, The outer wall of the box (1) is fixedly installed with a flange (5), which is located near the top of the box (1); the outer wall of the box (1) is provided with a plurality of engaging grooves (7), which are evenly arranged on the plurality of outer walls of the box (1).

3. The palette of claim 2, wherein, The fixing component includes a fixing shaft (12) disposed on the side wall of the cover plate (2), the fixing shaft (12) being fixedly connected to the cover plate (2) via a bracket; the top of the buckle plate (13) has two arc-shaped buckles (14) integrally formed, the two arc-shaped buckles (14) being engaged on the outer wall of the fixing shaft (12) and rotatingly cooperating with the fixing shaft (12).

4. The pigment box according to claim 2, characterized in that, The fixing component also includes a protruding strip (8) fixedly installed at the bottom of the flange (5). The protruding strip (8) is located above the engaging groove (7), and the protruding strip (8) and the bottom of the flange (5) form a slot (9). A fixing buckle (15) is fixedly installed on one side of the buckle plate (13). After the fixing buckle (15) rotates, it engages with the slot (9).

5. The cartridge of claim 2, wherein, The top of the flange (5) is provided with a positioning groove (6), and the bottom of the cover plate (2) is provided with an extended positioning edge (11). The positioning edge (11) engages with the positioning groove (6) to achieve the initial positioning of the box (1) and the cover plate (2).

6. The palette of claim 1, wherein, A waterproof membrane is fixedly installed on the side of the sealing sponge (3) near the box body (1).

7. The paint box of claim 4, wherein, The fixed buckle (15) has a protrusion on one side edge, which engages with the inner wall edge of the slot (9) to prevent the buckle plate (13) from loosening.

8. The palette of claim 1, wherein, Multiple buckles (13) are independently installed around the cover plate (2). When a buckle (13) is damaged, it can be replaced individually.

9. The palette according to any one of claims 1 to 8, characterized in that, Interlocking partitions, flanges (5), engaging grooves (7), and reinforcing ribs work together to improve the structural rigidity of the box body (1) and the cover plate (2) to reduce deformation.