CN210405938U

CN210405938U - Plastic shell with good waterproofness

Info

Publication number: CN210405938U
Application number: CN201920972462.8U
Authority: CN
Inventors: 宁松; 彭世祥
Original assignee: Heyuan Hongsongyuan Technology Co ltd
Current assignee: Heyuan Hongsongyuan Technology Co ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-24
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a plastic casing that waterproof nature is good, including the plastic casing body, the plastic casing body includes base, upper seal membrane and inferior seal membrane, the inferior seal membrane is connected to the base top, and the upper seal membrane is connected to inferior seal membrane top, sets up the inside groove in the base, the upper seal membrane includes the shell, inserts membrane, sealing washer and bottom plate, and the bottom plate is connected at the shell rear with inserting the membrane, inserts the membrane cladding in the shell, sets up the sealing washer on the shell connecting face. The utility model relates to a plastic casing that waterproof nature is good, some sealing up of whole plastic casing, waterproof performance is good, avoids rivers to get into and influences its usability, leads to using limited problem, is greater than the inclination in the oblique slot because of the clamp ring inclination to fix, it is more inseparable to make to be connected between shell and the sealing ring, convenient assembling utilizes dismantlement and installation, and effectively consolidates whole sealing performance.

Description

Plastic shell with good waterproofness

Technical Field

The utility model relates to a plastic casing technical field specifically is a plastic casing that waterproof nature is good.

Background

Plastic housings are widely used in various manufacturing equipment and products, and particularly in the electrical industry, the application of plastic housings is more common. It has the advantages of low cost, portability, durability, good insulation property and the like, and also has the defects of single function, such as difficult heat dissipation and electronic radiation. In order to improve the comprehensive performance, most plastic shells have the advantages of increasing the heat dissipation area, being convenient to use and the like. However, although the current application is relatively wide, the device has certain defects, and the device cannot be used in a targeted manner, so that the use is limited, and the market demand cannot be better met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic casing that waterproof nature is good, some of whole plastic casing seal up, and waterproof performance is good, avoids rivers to get into and influences its usability, leads to using limited problem, is greater than the inclination in the oblique slot because of the clamp ring inclination to fix, it is more inseparable to make to be connected between shell and the sealing ring, and convenient assembling utilizes dismantlement and installation, and effectively consolidates whole sealing performance, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic shell with good waterproofness comprises a plastic shell body, wherein the plastic shell body comprises a base, an upper sealing film and a lower sealing film, the lower sealing film is connected above the base, the upper sealing film is connected above the lower sealing film, and an inner groove is formed in the base;

the upper sealing film comprises a shell, an insertion film, a sealing ring and a bottom plate, the back of the shell and the insertion film is connected with the bottom plate, the insertion film is coated in the shell, and the sealing ring is arranged on the connecting surface of the shell;

the lower sealing film comprises a connecting block, a sealing ring and an inserting groove, the sealing ring is arranged above the connecting block, and the inserting groove is formed in the sealing ring.

Preferably, a circle of friction lines are arranged on the outer side above the bottom plate.

Preferably, the bottom of the insertion film is provided with a semi-ring compression ring, and the side edge of the compression ring is provided with an inclined screwing groove.

Preferably, a half-ring pressing groove is arranged in the inserting groove, and an inclined slot is arranged on the side edge of the pressing groove.

Preferably, the pressing ring below the inclined screwing groove is connected with the inclined insertion groove on the side edge of the pressing groove in a rotating and inserting mode.

Preferably, the shell is movably connected with the sealing ring, and the sealing ring is arranged between the shell and the sealing ring.

Preferably, the upper sealing film and the lower sealing film are connected in an inserting mode through the inserting film and the inserting groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a plastic casing that waterproof nature is good, swing joint between shell and the sealing ring, and install the sealing washer between shell and the sealing ring, through inserting the membrane and inserting the groove that closes between upper seal membrane and the inferior sealing membrane and insert and close the connection, insert between upper seal membrane and the inferior sealing membrane and close the connection, make some sealing of whole plastic casing, waterproof performance is good, avoids rivers entering to influence its usability, leads to using limited problem.

2. The utility model relates to a plastic casing that waterproof nature is good, the clamp ring of oblique type spin groove below closes with the rotatory interpolation of the oblique slot that compresses tightly the groove side and is connected, during the use, compress tightly the groove with the clamp ring laminating and push down, aim at oblique slot with the one end of clamp ring and insert, rotate the bottom plate and make in the oblique slot of clamp ring screw in, be greater than the inclination in the oblique slot because of the clamp ring inclination, thereby fix, it is more inseparable to make to be connected between shell and the sealing ring, and convenient assembling utilizes to dismantle and installs, and effectively consolidates whole sealing performance.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the upper sealing film structure of the present invention;

FIG. 3 is a top view of the lower sealing film structure of the present invention;

fig. 4 is a cross-sectional view of the clamp ring and the inclined slot of the present invention.

In the figure: 1. a plastic housing body; 2. a base; 3. an upper sealing film; 31. a housing; 32. inserting a film; 321. a compression ring; 322. the inclined rotary groove is formed; 33. a seal ring; 34. a base plate; 341. rubbing the lines; 4. a lower sealing film; 41. connecting blocks; 42. a seal ring; 43. a plugging groove; 431. a compaction groove; 432. an oblique slot; 5. an inner tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a plastic shell with good waterproof performance comprises a plastic shell body 1, the plastic shell body 1 comprises a base 2, an upper sealing film 3 and a lower sealing film 4, the upper sealing film 4 is connected to the upper side of the base 2, the upper sealing film 3 is connected to the upper side of the lower sealing film 4, an inner groove 5 is arranged in the base 2, the upper sealing film 3 comprises a shell 31, an insertion film 32, a sealing ring 33 and a bottom plate 34, the back of the shell 31 and the back of the insertion film 32 are connected with the bottom plate 34, the insertion film 32 is covered in the shell 31, the sealing ring 33 is arranged on the connecting surface of the shell 31, the lower sealing film 4 comprises a connecting block 41, a sealing ring 42 and an insertion groove 43, the insertion groove 43 is arranged in the sealing ring 42, a circle of friction grains 341 is arranged on the outer side of the upper side of the bottom plate 34, the shell 31 is movably connected with the sealing ring 42, the sealing ring 33 is arranged between the shell 31 and the sealing, insert between 3 and the inferior sealing membrane 4 through last sealing membrane and close the connection, make some sealing of whole plastic casing, waterproof performance is good, avoids rivers to get into and influences its usability, leads to using limited problem.

Referring to fig. 4, a half-ring clamp ring 321 is disposed at the bottom of the insertion film 32, an inclined insertion groove 322 is formed in a side edge of the clamp ring 321, a half-ring clamp groove 431 is disposed in the insertion groove 43, an inclined insertion groove 432 is formed in a side edge of the clamp groove 431, the clamp ring 321 below the inclined insertion groove 322 is rotatably inserted into the inclined insertion groove 432 in the side edge of the clamp groove 431, when the sealing device is used, the clamp ring 321 is attached to the clamp groove 431 and pressed downward, one end of the clamp ring 321 is inserted into the inclined insertion groove 432, the clamp ring 321 is screwed into the inclined insertion groove 432 by rotating the bottom plate 34, and the clamp ring 321 is fixed because the inclination of being greater than the inclination of the inclined insertion groove 432, so that the connection between the housing 31 and the sealing ring 42 is tighter, the assembly is convenient, the disassembly and.

In summary, the following steps: the utility model discloses plastic casing that waterproof nature is good, swing joint between shell 31 and the sealing ring 42, and install sealing washer 33 between shell 31 and the sealing ring 42, go up between seal membrane 3 and the inferior sealing membrane 4 and insert through inserting membrane 32 and inserting and closing groove 43 and close and connect, through going up between seal membrane 3 and the inferior sealing membrane 4 and insert and close and connect, make some of whole plastic casing seal, waterproof performance is good, avoid rivers to get into and influence its usability, lead to using limited problem, clamp ring 321 below the oblique type spiral groove 322 and the oblique slot 432 of the side of clamp groove 431 rotate and insert and connect, during the use, laminate clamp ring 321 and press the clamp groove 431 and push down, insert one end of clamp ring 321 to accurate oblique slot 432, rotate bottom plate 34 and make clamp ring 321 screw in oblique slot 432, because clamp ring 321 inclination is greater than the inclination in oblique slot 432, thereby fix, make the connection between shell 31 and the sealing ring 42 more inseparable, convenient assembling utilizes dismantlement and installation, and effectively consolidates whole sealing performance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof good plastic casing, includes plastic casing body (1), its characterized in that: the plastic shell body (1) comprises a base (2), an upper sealing film (3) and a lower sealing film (4), the lower sealing film (4) is connected above the base (2), the upper sealing film (3) is connected above the lower sealing film (4), and an inner groove (5) is formed in the base (2);

the upper sealing film (3) comprises a shell (31), an insertion film (32), a sealing ring (33) and a bottom plate (34), the back of the shell (31) and the rear of the insertion film (32) are connected with the bottom plate (34), the insertion film (32) is coated in the shell (31), and the sealing ring (33) is arranged on the connection surface of the shell (31);

the lower sealing film (4) comprises a connecting block (41), a sealing ring (42) and an insertion groove (43), the sealing ring (42) is arranged above the connecting block (41), and the insertion groove (43) is formed in the sealing ring (42).

2. The plastic case with good waterproofness as set forth in claim 1, wherein: and a circle of friction grains (341) are arranged on the outer side above the bottom plate (34).

3. The plastic case with good waterproofness as set forth in claim 1, wherein: the bottom of the insertion film (32) is provided with a semi-ring compression ring (321), and the side edge of the compression ring (321) is provided with an inclined screwing groove (322).

4. The plastic case with good waterproofness as set forth in claim 1, wherein: a half-circle pressing groove (431) is formed in the inserting groove (43), and an inclined insertion groove (432) is formed in the side edge of the pressing groove (431).

5. A plastic case with good water resistance according to claim 3, wherein: the pressing ring (321) below the inclined screwing groove (322) is rotatably inserted and connected with an inclined inserting groove (432) at the side of the pressing groove (431).

6. The plastic case with good waterproofness as set forth in claim 1, wherein: the shell (31) is movably connected with the sealing ring (42), and the sealing ring (33) is arranged between the shell (31) and the sealing ring (42).

7. The plastic case with good waterproofness as set forth in claim 1, wherein: the upper sealing film (3) and the lower sealing film (4) are connected in an inserting mode through an inserting film (32) and an inserting groove (43).