Waterproof box with multi-layer sealing structure

Abstract

The utility model belongs to the technical field of waterproof boxes, and particularly relates to a waterproof box with a multilayer sealing structure, which comprises a box body, at least two end-to-end interlayers are arranged at the top of the box body; the box cover is matched with the box body, and at least two mounting positions are arranged at the bottom of the box cover; the sealing rubber strips are arranged in the corresponding mounting positions; when the box cover covers the box body, the interlayers are located in the corresponding installation positions and tightly press the sealing rubber strips, according to the waterproof box with the multi-layer sealing structure, when the box cover covers the box body, the interlayers tightly press the corresponding sealing rubber strips to form multi-layer sealing, and therefore the waterproof performance of the waterproof box is greatly improved, and even if one layer of sealing fails, the sealing rubber strips can be prevented from being damaged. And other layers can continue to play a role.

Description

Technical Field

[0001] The utility model belongs to the technical field of waterproof boxes, and particularly relates to a waterproof box with a multi-layer sealing structure. Background Art

[0002] A waterproof box is a waterproof and dustproof housing, mainly used to prevent objects inside the box (such as circuits, meters, instruments, etc.) from being affected by water ingress.

[0003] The main materials of waterproof boxes include: plastics (ABS / PC), fiberglass, iron, stainless steel, etc. With the rapid development of science and technology in our country and the gradual improvement of plastic technology, plastic waterproof boxes have gradually replaced metal waterproof boxes due to their low cost, good insulation, and high waterproof level. However, the traditional waterproof box has only a single-layer sealing structure, and its performance deteriorates after long-term use, with low waterproof performance and inability to better protect the electronic products inside the box.

[0004] Therefore, in order to solve the above problems, it is necessary to design a waterproof box with a multi-layer sealing structure. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a waterproof box with a multi-layer sealing structure to solve the technical problems mentioned in the background art.

[0006] To solve the above technical problems, the utility model provides a waterproof box with a multi-layer sealing structure, including:

[0007] A box body, at least two compartments connected end to end are provided at the top thereof;

[0008] A box cover adapted to the box body, at least two mounting positions are provided at the bottom thereof;

[0009] Sealing rubber strips are arranged in the corresponding mounting positions;

[0010] When the box cover covers the box body, each compartment is located in the corresponding mounting position and tightly presses the sealing rubber strip.

[0011] Further, three compartments, mounting positions and sealing rubber strips are provided; among them

[0012] The middle compartment is higher than the outermost compartment; and

[0013] The outermost compartment is higher than the innermost compartment.

[0014] Further, the box body and the compartment are integrally formed.

[0015] Further, a plurality of threaded holes are provided at the bottom of the box cover;

[0016] Through holes concentric with each threaded hole are provided on the box body;

[0017] A bolt is provided in each of the through holes; among which

[0018] The bolt is adapted to pass through the through hole and engage with the threaded hole to connect the box body and the box cover.

[0019] Furthermore, a plurality of cylindrical nuts are embedded in the bottom of the box cover;

[0020] Through holes concentric with the cylindrical nuts are provided on the box body;

[0021] A bolt is provided in each of the through holes; among which

[0022] The bolt is adapted to pass through the through hole and engage with the cylindrical nut to connect the box body and the box cover.

[0023] Furthermore, at least one wiring hole is provided on both sides of the box body; among which

[0024] The wiring hole is adapted for a cable to pass through.

[0025] Furthermore, at least one waterproof connector is connected to both sides of the box body; among which

[0026] The waterproof connector is adapted to fix the cable.

[0027] Furthermore, a stepped portion is provided on the outer side of the box body; among which

[0028] A decorative strip is provided on the stepped portion; and

[0029] When the box cover is connected to the box body, the decorative strip is pressed tightly.

[0030] The beneficial effects of the present utility model are as follows:

[0031] (1) By providing at least two adjacent compartments at the top of the box body and corresponding installation positions and sealing rubber strips at the bottom of the box cover in the present utility model, when the box cover is closed, each compartment tightly presses the corresponding sealing rubber strip to form a multi-layer seal, thereby greatly improving the waterproof performance of the waterproof box. Even if one layer of the seal fails, other layers can still continue to function.

[0032] (2) In the present utility model, three compartments, installation positions and sealing rubber strips are provided, and the middle compartment is higher than the outermost compartment, and the outermost compartment is higher than the innermost compartment; this design helps that when the box cover is closed, each compartment can evenly and effectively press the sealing rubber strip, further improving the sealing effect. The compartments with different heights can also play a role in guiding water flow or dispersing pressure. When water crosses the outermost compartment, the middle compartment is higher than the outer layer, and the water cannot cross over and enter the box. At the same time, the innermost compartment is to prevent water from overflowing into the box when the waterproof box is installed upside down. After the water overflows the outermost compartment and the middle compartment, the innermost compartment forms a waterproof protection.

[0033] Other features and advantages of the present utility model will be described in the following specification, and in part will be obvious from the specification, or will be understood by implementing the present utility model. The objectives and other advantages of the present utility model are achieved and obtained by the structures specifically pointed out in the specification and the drawings.

[0034] To make the above objectives, features, and advantages of the present utility model more obvious and understandable, the following specifically gives preferred embodiments and, in conjunction with the accompanying drawings, the detailed description is as follows. Description of the Drawings

[0035] To more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the following drawings are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0036] Figure 1 is an exploded view of the preferred embodiment of the whole of the present utility model Figure 1 ;

[0037] Figure 2 is an exploded view of the preferred embodiment of the whole of the present utility model Figure 2 ;

[0038] Figure 3 is a cross-sectional view of the preferred embodiment of the whole of the present utility model;

[0039] Figure 4 is an exploded view of the preferred embodiment of the whole of the present utility model Figure 3 .

[0040] In the figure:

[0041] Box body 1, partition layer 11, through hole 12, wiring hole 13, step portion 14;

[0042] Box cover 2, installation position 21, threaded hole 22;

[0043] Sealing rubber strip 3, bolt 4, columnar nut 5, waterproof connector 6, decorative strip 7. Detailed Embodiments

[0044] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions of the present utility model in conjunction with the drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model. Example 1

[0045] As Figures 1 to 4 shown, this embodiment provides a waterproof box with a multi-layer sealing structure, including:

[0046] A box body 1, at least two compartments 11 connected end to end are provided at the top thereof; A box cover 2 adapted to the box body 1, at least two mounting positions 21 are provided at the bottom thereof; A sealing strip 3 is arranged in the corresponding mounting position 21; When the box cover 2 covers the box body 1, each compartment 11 is located in the corresponding mounting position 21 and tightly presses the sealing strip 3; The sealing strip 3 is O-shaped but not limited to this.

[0047] In this embodiment, by providing at least two compartments 11 connected end to end at the top of the box body 1, and providing mounting positions 21 and a sealing strip 3 at the corresponding positions at the bottom of the box cover 2, when the box cover 2 is closed, each compartment 11 tightly presses the corresponding sealing strip 3 to form a multi-layer seal, thereby greatly improving the waterproof performance of the waterproof box. Even if one layer of the seal fails, other layers can still continue to function.

[0048] Three of the compartments 11, mounting positions 21 and sealing strips 3 are provided; The middle compartment 11 is higher than the outermost compartment 11; And the outermost compartment 11 is higher than the innermost compartment 11; This design helps each compartment 11 to tightly press the sealing strip 3 evenly and effectively when the box cover 2 is closed, further improving the sealing effect. The compartments 11 with different heights can also play a role in guiding water flow or dispersing pressure. When water crosses the outermost compartment 11, the middle compartment 11 is higher than the outer layer, and the water cannot cross into the box. At the same time, the innermost compartment 11 is to prevent water from overflowing into the box when the waterproof box is installed upside down. After the water overflows the outermost compartment 11 and the middle compartment 11, the innermost compartment 11 forms a waterproof protection.

[0049] The box body 1 and the compartment 11 are integrally formed; By integrally forming the box body 1 and the compartment 11, the overall strength and sealing performance of the box body 1 are enhanced, and the problem of water leakage caused by the separation of the compartment 11 from the box body 1 is avoided.

[0050] A plurality of threaded holes 22 are provided at the bottom of the box cover 2; Through holes 12 concentric with each threaded hole 22 are provided on the box body 1; Bolts 4 are arranged in each through hole 12; The bolts 4 are adapted to be engaged with the threaded holes 22 after passing through the through holes 12 to connect the box body 1 and the box cover 2; By connecting the bolts 4 with the threaded holes 22, a stable connection between the box body 1 and the box cover 2 is provided, ensuring that the sealing performance can be maintained even in harsh environments (such as vibration, impact). At the same time, the threaded connection is also convenient for disassembly and maintenance.

[0051] A plurality of columnar nuts 5 are embedded in the bottom of the box cover 2; through holes 12 concentric with each columnar nut 5 are provided on the box body 1; bolts 4 are provided in each of the through holes 12; wherein the bolts 4 are adapted to pass through the through holes 12 and engage with the columnar nuts 5 to connect the box body 1 and the box cover 2; wherein the columnar nut 5 is most preferably made of copper material; on the basis of the threaded connection, the effect that the bolt 4 is prone to slipping threads when engaging with the plastic threaded hole 22 is avoided.

[0052] At least one wiring hole 13 is provided on both sides of the box body 1; wherein the wiring hole 13 is adapted for a cable to pass through; wherein after the cable passes through the wiring hole 13, glue is applied at the wiring hole 13 to prevent water from entering the box body 1.

[0053] At least one waterproof connector 6 is connected to both sides of the box body 1; wherein the waterproof connector 6 is adapted to fix the cable; wherein by providing the waterproof connector 6, the cable is allowed to pass through the waterproof box while maintaining the waterproof performance, thereby achieving the effect of protecting the internal electronic devices.

[0054] A stepped portion 14 is provided on the outer side of the box body 1; wherein a decorative strip 7 is provided on the stepped portion 14; and when the box cover 2 is connected to the box body 1, the decorative strip 7 is pressed; wherein the stepped portion 14 not only provides an installation position for the decorative strip 7, but also provides a certain sealing assistance when the box cover 2 is closed; wherein the decorative strip 7 is made of but not limited to rubber material; wherein the decorative strip 7 not only improves the aesthetics of the waterproof box, but also enhances the sealing effect between the box body 1 and the box cover 2 to a certain extent (through the pressing effect), in addition, the decorative strip 7 also plays a role in protecting the edge of the box body 1 from abrasion.

[0055] Each device (component without specific structure description) selected in this application is a general standard component or a component known to those skilled in the art, and its structure and principle can be known by those skilled in the art through technical manuals or through conventional experimental methods.

[0056] In the description of the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0057] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0058] Taking the above-mentioned ideal embodiment of the present utility model as an inspiration, through the above description, relevant staff can completely make various changes and modifications without departing from the technical idea of this utility model. The technical scope of this utility model is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A waterproof box with a multi-layer sealing structure, characterized in that: include: The box body (1) has at least two compartments (11) connected end to end on the top; A box cover (2) adapted to the box body (1), with at least two installation positions (21) provided at the bottom thereof; A sealing strip (3) is arranged in a corresponding installation position (21); When the box cover (2) is placed on the box body (1), each partition (11) is located in a corresponding installation position (21) and presses the sealing strip (3).

2. The waterproof box with a multi-layer sealing structure as claimed in claim 1, characterized in that: The partition layer (11), the mounting position (21) and the sealing strip (3) are each provided in three pieces; wherein The middle partition (11) is higher than the outermost partition (11); and The outermost partition layer (11) is higher than the innermost partition layer (11).

3. The waterproof box with a multi-layer sealing structure as claimed in claim 2, characterized in that: The box body (1) and the partition layer (11) are integrally formed.

4. The waterproof box with a multi-layer sealing structure as claimed in claim 2, characterized in that: The bottom of the box cover (2) is provided with a plurality of threaded holes (22); The box body (1) is provided with a through hole (12) which is concentric with each threaded hole (22); A bolt (4) is provided in each of the through holes (12); wherein The bolt (4) is adapted to pass through the through hole (12) and then engage with the threaded hole (22) so as to connect the box body (1) and the box cover (2).

5. The waterproof box with a multi-layer sealing structure as claimed in claim 2, characterized in that: A plurality of column nuts (5) are embedded in the bottom of the box cover (2); The box body (1) is provided with a through hole (12) which is concentric with each columnar nut (5); A bolt (4) is provided in each of the through holes (12); wherein The bolt (4) is adapted to pass through the through hole (12) and then engage with the columnar nut (5) so as to connect the box body (1) and the box cover (2).

6. The waterproof box with a multi-layer sealing structure as claimed in claim 3, characterized in that: At least one wiring hole (13) is provided on both sides of the box body (1); wherein The wiring hole (13) is suitable for cables to pass through.

7. The waterproof box with a multi-layer sealing structure as claimed in claim 3, characterized in that: Both sides of the box body (1) are connected to at least one waterproof joint (6); wherein The waterproof connector (6) is suitable for fixing cables.

8. The waterproof box with a multi-layer sealing structure as claimed in claim 4, characterized in that: The outer side of the box body (1) is provided with a step portion (14); wherein A decorative strip (7) is provided on the step portion (14); and The decorative strip (7) is pressed tightly when the box cover (2) is connected to the box body (1).

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