CN215645196U

CN215645196U - Splash-proof box

Info

Publication number: CN215645196U
Application number: CN202122050243.4U
Authority: CN
Inventors: 邱军
Original assignee: Ningbo Gongniu Electric Appliances Co Ltd
Current assignee: Ningbo Gongniu Electric Appliances Co Ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-25
Anticipated expiration: 2031-08-27

Abstract

The utility model provides a splash-proof box, which belongs to the technical field of machinery and comprises a base and a box cover rotationally connected with the base, wherein a meshing part is arranged between the base and the box cover, the meshing part comprises an elastic arm connected to the base and a meshing plate connected to the box cover, and meshing transmission is performed between the elastic arm and the meshing plate. According to the splash-proof box provided by the utility model, the meshing part is arranged between the base and the box cover, and the box cover is fixed after being opened and locked after being closed through meshing transmission of the meshing part, so that the splash-proof box is simple in structure, low in assembly cost, low in noise and high in reliability.

Description

Splash-proof box

Technical Field

The utility model belongs to the technical field of sockets and relates to a splash-proof box.

Background

Switches and sockets are devices used to make and break electrical circuits, and are electrical devices commonly used in domestic and production environments. For severe use environments such as toilets, factory workshops, open air environments, etc., where moisture, dust, etc. are present, it is often necessary to provide a splash box (also called a waterproof box) to prevent water, dust, particles, etc. from entering the interior of the switches and sockets, causing short circuits and degradation of the circuits, etc.

The splash box is generally composed of a bottom box and a reversible box cover, when the box cover is closed, the switch and the socket can be enclosed in the splash box for protection, and when the box cover is opened, the switch and the socket can be exposed for use. In order to facilitate the operation, when the box cover is lifted, the box cover needs to be capable of automatically hovering at a certain angle. In the existing splash box, this hovering function is usually realized by means of an additional metal elastic sheet, a spring or through an interference friction fit, so that the existing splash box has a complex structure, high manufacturing and assembling costs and loud noise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a splash-proof box which is simple in structure, low in assembly cost, low in noise and reliable in positioning.

The purpose of the utility model can be realized by the following technical scheme: the splash-proof box comprises a base and a box cover rotationally connected with the base, wherein a meshing part is arranged between the base and the box cover, the meshing part comprises an elastic arm connected to the base and a meshing plate connected to the box cover, and meshing transmission is achieved between the elastic arm and the meshing plate.

In the splash guard, the elastic arm is provided with a first gear tooth, and the meshing plate is provided with a second gear tooth, wherein when the first gear tooth is abutted and matched with the second gear tooth, the elastic arm is pressed to incline; when the first gear tooth and the second gear tooth are in dislocation clamping connection, the elastic arm decompresses and resets.

In the above splash guard, the engaging plate is provided with a tooth groove, wherein the elastic arm is pressed to tilt when the first gear tooth is in abutting engagement with the second gear tooth; when the first gear tooth is abutted and matched with the gear groove, the elastic arm decompresses and resets.

In the splash-proof box, the meshing plate is provided with a plurality of second gear teeth and a plurality of tooth grooves, wherein the first gear teeth are respectively and alternately abutted and matched with the second gear teeth and the tooth grooves along with the opening of the box cover.

In the splash guard, the second plurality of gear teeth and the plurality of tooth grooves are continuously arranged at intervals on the engaging plate.

In the splash-proof box, the second gear teeth and the tooth grooves are in circular arc transition.

In foretell splashproof box, the one side of the first teeth of a cogwheel towards the second teeth of a cogwheel is the cambered surface setting, and the one side of the second teeth of a cogwheel towards the first teeth of a cogwheel is the cambered surface setting, and the one side of the tooth's socket towards the first teeth of a cogwheel is the cambered surface setting.

In the splash-proof box, the elastic arm and the base are integrally arranged, and the meshing plate and the box cover are integrally arranged.

In the above splash guard, a rotating part is provided between the cover and the base, wherein the rotating part and the engaging part are integrally or separately provided.

In the above splash-proof box, the rotating part includes a first protrusion disposed on the base and a second protrusion disposed on the box cover, wherein the first protrusion and the second protrusion are connected through a rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the splash-proof box provided by the utility model, the meshing part is arranged between the base and the box cover, and the fixation of the box cover after opening and the locking after closing are realized through the meshing transmission of the meshing part, so that the splash-proof box is simple in structure, low in assembly cost, low in noise and high in reliability.

(2) The first gear teeth are abutted with the second gear teeth and the tooth grooves alternately, so that the box cover is positioned at any angle in the opening process, and the use flexibility of the splash-proof box is improved.

(3) The surface of the first gear teeth and the second gear teeth is arranged in a circular arc mode, and the second gear teeth and the tooth grooves are in circular arc transition, so that the box cover is reduced, the abrasion between the first gear teeth and the second gear teeth and the abrasion between the first gear teeth and the tooth grooves are reduced, and the service life of the splash-proof box is prolonged.

Drawings

Fig. 1 is a schematic structural view of a splash box according to the present invention in an opened state.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an exploded view of a splash box of the present invention in an open position.

Fig. 4 is an enlarged view of a portion B in fig. 3.

Fig. 5 is a view showing a state of use of a splash guard according to the present invention.

In the figure, 100, the base; 110. an accommodating chamber; 111. a first step portion; 112. a second step section; 200. a box cover; 300. an engaging portion; 310. a resilient arm; 311. a first gear tooth; 320. an engaging plate; 321. a second gear tooth; 322. a tooth socket; 400. a rotating part; 410. a first bump; 420. a second bump; 430. a rotating shaft.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1 to 5, the splash guard provided by the present invention includes a base 100 and a cover 200 rotatably connected to the base 100, wherein the base 100 is provided with a receiving cavity 110 for receiving a socket or a switch, a meshing portion 300 is provided between the base 100 and the cover 200, and the positioning after the cover 200 is opened and the locking after the cover 200 is closed are realized through the meshing portion 300.

According to the splash-proof box provided by the utility model, the meshing part 300 is arranged between the base 100 and the box cover 200, and the box cover 200 is fixed after being opened and locked after being closed through meshing transmission of the meshing part 300, so that the splash-proof box is simple in structure, low in assembly cost, low in noise and high in reliability.

Preferably, the engaging portion 300 includes a resilient arm 310 connected to the base 100, and an engaging plate 320 connected to the cover 200, wherein the resilient arm 310 and the engaging plate 320 are engaged with each other.

Further preferably, the elastic arm 310 is provided with a first gear 311, and the engaging plate 320 is provided with a plurality of second gear 321, wherein a tooth slot 322 is formed between two adjacent second gear 321.

In this embodiment, the elasticity of the elastic arm 310 is derived from the elasticity of the plastic part of the base 100, and the end of the elastic arm 310 where the first gear 311 is located is a free end, and the other end of the elastic arm 310 is connected to the base 100, and the elastic arm 310 forms a similar "cantilever beam" structure, so that when the free end (the end where the first gear 311 is located) of the elastic arm 310 is pressed, the elastic arm 310 can swing and tilt, and when the free end of the elastic arm 310 loses pressure, the elastic arm 310 can reset. Therefore, when the first gear 311 of the elastic arm 310 abuts against the second gear 321 of the engaging plate 320 during the opening of the lid 200, the elastic arm 310 is pressed to incline, and when the second gear 321 of the elastic arm 310 abuts against the notch 322 of the engaging plate 320, the elastic arm 310 is released from the pressing and is reset, and the relative position between the lid 200 and the base 100 is locked. Therefore, the first gear teeth 311 are respectively and alternately abutted against the second gear teeth 321 and the tooth grooves 322, so that the box cover 200 can be positioned at any angle in the opening process, and the use flexibility of the splash guard is improved.

Further preferably, the second gear teeth 321 on the engaging plate 320 are continuously spaced from the tooth slots 322.

Further preferably, the second gear teeth 321 and the tooth grooves 322 are transited through a circular arc.

Further preferably, the surfaces of the first gear tooth 311 and the second gear tooth 321 are arranged in a circular arc.

In this embodiment, the surfaces of the first gear teeth 311 and the second gear teeth 321 are arranged in an arc shape, and the second gear teeth 321 and the tooth grooves 322 are transited through an arc, so that abrasion between the first gear teeth 311 and the second gear teeth 321 and between the first gear teeth 311 and the tooth grooves 322 during opening of the box cover 200 is reduced, and the service life of the splash-proof box is prolonged.

Further preferably, the elastic arm 310 is integrally formed with the base 100, and the engaging plate 320 is integrally formed with the cap 200.

Preferably, a rotation part 400 is provided between the cap 200 and the base 100, wherein the rotation part 400 is integrally provided with the engagement part 300 or is separately provided.

Further preferably, the rotating part 400 includes a first protrusion 410 disposed on the base 100 and a second protrusion 420 disposed on the cover 200, wherein the first protrusion 410 and the second protrusion 420 are connected by a rotating shaft 430.

Preferably, the receiving cavity 110 is provided in a step shape, and the receiving cavity 110 includes a first step portion 111 and a second step portion 112, wherein the first step portion 111 is used as a positioning portion when the base 100 is mounted with the socket or the switch, and the second step portion 112 is used as a nesting portion when the base 100 is mounted with the socket or the switch.

Further preferably, the first step portion 111 is disposed in a plane, and the second step portion 112 is disposed in a through groove.

It should be noted that the descriptions related to "first", "second", "a", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicit indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A splash-proof box comprises a base (100) and a box cover (200) rotatably connected with the base (100), and is characterized in that a meshing part (300) is arranged between the base (100) and the box cover (200), the meshing part (300) comprises an elastic arm (310) connected to the base (100) and a meshing plate (320) connected to the box cover (200), and meshing transmission is performed between the elastic arm (310) and the meshing plate (320).

2. The splash guard as claimed in claim 1, wherein the resilient arm (310) is provided with first gear teeth (311) and the engaging plate (320) is provided with second gear teeth (321), wherein the resilient arm (310) is pressed to tilt when the first gear teeth (311) are in abutting engagement with the second gear teeth (321); when the first gear teeth (311) are in dislocation clamping connection with the second gear teeth (321), the elastic arm (310) decompresses and resets.

3. Splash guard according to claim 2, characterized in that the engagement plate (320) is provided with splines (322), wherein the resilient arm (310) is pressed to tilt when the first gear teeth (311) are in abutting engagement with the second gear teeth (321); when the first gear teeth (311) are in abutting fit with the gear grooves (322), the elastic arms (310) decompress and reset.

4. The splash guard as claimed in claim 3, wherein the engaging plate (320) is provided with a plurality of second gear teeth (321) and a plurality of teeth grooves (322), wherein the first gear teeth (311) are alternately engaged against the second gear teeth (321) and the teeth grooves (322), respectively, as the cover (200) is opened.

5. The splash guard box according to claim 4, wherein the plurality of second teeth (321) and the plurality of teeth grooves (322) of the engaging plate (320) are continuously spaced.

6. Splash guard according to claim 3, characterized in that the second gear teeth (321) and the gullets (322) are in a circular arc transition.

7. The splash guard as claimed in claim 3, wherein the side of the first gear teeth (311) facing the second gear teeth (321) is arranged in a curved surface, the side of the second gear teeth (321) facing the first gear teeth (311) is arranged in a curved surface, and the side of the teeth grooves (322) facing the first gear teeth (311) is arranged in a curved surface.

8. Splash guard according to any of claims 1 to 7, characterized in that the resilient arms (310) are integrated in the base (100) and the engaging plate (320) is integrated in the cover (200).

9. The splash guard according to any of claims 1 to 7, characterized in that a rotation part (400) is provided between the cover (200) and the base (100), wherein the rotation part (400) is provided integrally with the engagement part (300) or separately.

10. The splash guard box according to claim 9, characterized in that the rotation part (400) comprises a first protrusion (410) arranged on the base (100) and a second protrusion (420) arranged on the cover (200), wherein the first protrusion (410) and the second protrusion (420) are connected by a rotation shaft (430).