A switch with a safe wiring structure

Abstract

The present invention provides a switch with a safe wiring structure, comprising an embedded frame installed on a wall, a base installed with the embedded frame, and a main panel installed on the front of the base, wherein the base is provided with a housing cavity, a PCB board is installed in the housing cavity, a boss is provided above the base, at least two threading holes are provided on the boss, the threading holes are used to electrically connect the cables and the PCB board in the base, the boss is covered with a protective cover, the protective cover is rotatably connected to the boss, and the protective cover wraps the threading holes. The present invention provides a switch with a safe wiring structure, wherein a protective cover with a movable connection is provided on the base to seal and cover the threading holes, and there is no need to carry a cap or other objects separately to waterproof and dustproof the threading holes on the base, which is convenient for workers to install and operate, and prevents water mist or dust from entering the base, thereby effectively protecting the base body.

Description

Technical Field

[0001] The invention relates to the technical field of wall switches, in particular to a switch with a safe wiring structure. Background Art

[0002] Existing switches, whether voice-controlled switches or button-controlled switches, are all installed on the wall, and the functional parts of the switch are all installed on the base. The outside of the base is provided with a threading hole for connecting with the cable on the wall. After the cable is connected to the PCB in the base, some installation masters will install a cap to seal the threading hole to prevent leakage, water leakage or dust from entering the base. However, this external sealing device needs to be carried with you for installation. Due to the small size of the component, it is easy to miss. Many people choose to ignore the installation step of sealing the threading hole to avoid trouble, which may easily cause water or dust to enter the base of the switch later and affect the performance of the switch. Summary of the invention

[0003] The object of the present invention is to provide a switch with a safe wiring structure to solve the technical problems in the background technology.

[0004] To achieve the aforementioned object, the present invention provides the following technical solutions:

[0005] A switch with a safe wiring structure comprises an embedded frame installed on a wall, a base installed with the embedded frame and a main panel installed on the front of the base, wherein the base is provided with a receiving cavity, a PCB board is installed in the receiving cavity, a boss is provided above the base, at least two threading holes are provided on the boss, the threading holes are used to electrically connect cables and the PCB board in the base, the boss is covered with a protective cover, the protective cover is rotatably connected to the boss, and the protective cover wraps the threading holes.

[0006] The protective cover includes a left side plate, a right side plate, an upper side plate and a rear side plate, the left side plate and the right side plate are respectively vertically installed on the left and right ends of the upper side plate, the rear side plate is vertically installed on the rear side of the upper side plate, the left and right sides of the rear side plate are respectively perpendicular to the left and right sides, and the rear side of the rear side plate is provided with at least two outwardly protruding placement grooves for placing cables, and the placement groove is provided with a downward opening, and the opening of the placement groove is below the threading hole.

[0007] The top end surface of the placement groove is provided with an inclined surface with a downwardly extending structure.

[0008] The left side plate and the right side plate of the protective cover are respectively symmetrically provided with rotating shafts which are rotatably connected with the bosses on the base.

[0009] The base is provided with a locking assembly which is snap-connected with the protective cover, the protective cover is provided with a lock hole which matches the locking assembly, and the accommodating cavity of the base is provided with a mounting seat for mounting the locking assembly.

[0010] The locking assembly includes a locking seat and a locking pin elastically connected to the locking seat, the locking seat being provided with a first channel along the vertical direction, the mounting seat being provided with a second channel along the vertical direction and a limit plate being provided below the second channel, the locking seat being buckled and connected to the mounting seat, the first channel and the second channel being matched in position to form a slideway, the locking pin being in the slideway, a compression spring being installed below the locking pin, the top end of the locking pin passing through the top end surface of the base and inserted into the locking hole of the protective cover, a stopper being provided on the front side of the locking pin, the stopper being in the base, a shift block being provided on the rear side of the locking pin, a limit hole being provided on the panel on the rear side of the base, the shift block passing through the panel on the rear side of the base, and the shift block sliding up and down in the limit hole.

[0011] A step is provided on the boss, and spherical bumps are respectively provided on the inner walls of the left and right plates of the protective cover. After the protective cover is rotated 90 degrees upward along the rotating shaft, the spherical bumps are in contact with the steps to support and position the protective cover, and the left and right ends of the step are arc surfaces respectively.

[0012] Compared with the prior art, the switch provided by the present invention has a safe wiring structure, and a protective cover with a movable connection is provided on the base to seal and cover the position of the threading hole. Since the protective cover is locked on the base, when installing the cable, it is only necessary to push the block downward, the locking pin is disengaged from the lock hole, open the protective cover and flip it upward, and support the protective cover on the boss through the spherical protrusion, which is convenient for the connection and installation of the cable. After the installation is completed, it is only necessary to cover the protective cover to lock the protective cover, and there is no need to carry a cap and other objects separately to waterproof and dustproof the position of the threading hole on the base, which is convenient for workers to install and operate, and can ensure the performance and service life of the switch, and prevent water mist or dust from entering the base. The base body is effectively protected. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 : A schematic diagram of a three-dimensional structure of a switch with a safe wiring structure;

[0014] Figure 2 : An exploded view of a structure with safe wiring;

[0015] Figure 3 : Schematic diagram of the three-dimensional structure of the base;

[0016] Figure 4 : Schematic diagram of the structure of the base in another direction;

[0017] Figure 5: Schematic diagram of the protective cover in another direction;

[0018] Figure 6 : Structural diagram of the locking assembly;

[0019] Figure 7 : The main view of the connection between the base and the protective cover;

[0020] Figure 8 : Figure 7 AA section view;

[0021] Fig. 9 : Schematic diagram of the protective cover flipping effect. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] Specific embodiment 1: Please refer to Figures 1 to 9 In an embodiment of the present invention, a switch with a safe wiring structure includes an embedded frame 1 installed on a wall, a base 3 installed with the embedded frame 1, and a main panel 2 installed on the front of the base 3, wherein the base 3 is provided with a receiving cavity 303, wherein a PCB board 5 is installed in the receiving cavity 303, a boss 301 is provided above the base 3, and two threading holes 301-1 are provided on the boss 301, wherein the threading holes 301-1 are used to electrically connect cables and the PCB board 5 in the base 3, and the boss 301 is covered with a protective cover 4, wherein the protective cover 4 is rotatably connected to the boss 301, and the protective cover 4 wraps the threading holes 301-1 inside.

[0024] The protective cover 4 includes a left side plate 401, a right side plate 402, an upper side plate 403 and a rear side plate 404. The left side plate 401 and the right side plate 402 are respectively vertically mounted on the left and right ends of the upper side plate 403. The rear side plate 404 is vertically mounted on the rear side of the upper side plate 403. The left and right sides of the rear side plate 404 are respectively perpendicular to the left side plate 401 and the right side plate 402. The rear side of the rear side plate 404 is provided with two outwardly protruding placement grooves 405 for placing cables. The placement groove 405 is provided with a downward opening 405-1. The opening 405-1 of the placement groove 405 is below the threading hole 301-1. The top surface of the placement groove 405 is provided with an inclined surface 405-2 with a downward extending structure. The opening 405-1 of the placement groove 405 is downward and below the threading hole 301-1, which can effectively prevent water mist or dust from entering the base 3 directly from the threading hole 301-1. The inclined surface 405-2 can also be used to allow water mist to fall downward along the inclined surface 405-2 after entering the placement groove 405, thereby ensuring the dryness of the inside of the base 3.

[0025] The left side plate 401 and the right side plate 402 of the protective cover 4 are symmetrically mounted with rotating shafts 406 which are rotatably connected to the boss 301 on the base 3 .

[0026] The base 3 is provided with a locking assembly 6 which is snap-connected with the protective cover 4 . The protective cover 4 is provided with a locking hole 408 which matches the locking assembly 6 . The accommodating cavity 303 of the base 3 is provided with a mounting seat 304 for mounting the locking assembly 6 .

[0027] The locking assembly 6 includes a locking seat 601 and a locking pin 602 elastically connected to the locking seat 601. The locking seat 601 is provided with a first channel 601-2 along the vertical direction. The mounting seat 304 is provided with a second channel 304-2 along the vertical direction and a limiting plate 304-3 is provided below the second channel 304-2. The locking seat 601 is buckled and connected with the mounting seat 304. The side of the locking seat 601 is correspondingly provided with a plurality of clamping holes 601-1. The mounting seat 304 is provided with a clamping platform 304-1 which is buckled and fixed corresponding to the position of the clamping hole 601-1. The first channel The position of the channel 601-2 matches the second channel 304-2 to form a slideway, the locking pin 602 is in the slideway, a compression spring 605 is installed below the locking pin 602, the top end of the locking pin 602 passes through the top end surface of the base 3 and is inserted into the locking hole 408 of the protective cover 4, a stopper 603 is provided on the front side of the locking pin 602, the stopper 603 is in the base 3, a shifting block 604 is provided on the rear side of the locking pin 602, a limiting hole 302 is provided on the panel on the rear side of the base 3, the shifting block 604 passes through the panel on the rear side of the base 3, and the shifting block 604 slides up and down in the limiting hole 302. When opening the protective cover 4, the push block 604 is pressed downward to compress the compression spring 605 to disengage the locking pin 602 from the locking hole 408. After opening the protective cover 4, the push block 604 is released, and the locking shaft is reset under the reaction force of the compression spring 605. When the protective cover 4 needs to be covered, the protective cover 4 is continuously rotated downward to press the locking pin 602. When it is rotated to the position of the locking hole 408 that matches the position of the locking pin 602, the locking pin 602 is inserted into the locking hole 408 under the action of the compression spring 605 to lock the protective cover 4.

[0028] The boss 301 is provided with a step 301-2, and the inner walls of the left plate 401 and the right plate 402 of the protective cover 4 are respectively provided with spherical bumps 407. After the protective cover 4 is rotated 90 degrees upward along the rotating shaft 406, the protective cover 4 is supported and positioned by the contact between the spherical bump 407 and the step 301-2. The left and right ends of the step 301-2 are arc surfaces 301-2-1 respectively, and the arc surface 301-2-1 is provided to facilitate the movement of the spherical bump 407 at the upper and lower ends of both sides of the step 301-2. When the protective cover 4 is flipped upward, the spherical bump 407 is pressed and slid upward along the arc surfaces 301-2-1 at both ends of the step 301-2 to the top surface of the step 301-2, so as to position the protective cover 4, and facilitate the operator to install and connect the cable with the threading hole 301-1.

[0029] Compared with the prior art, the present invention provides a switch with a safe wiring structure, in which a movably connected protective cover is provided on the base to seal and cover the position of the wire threading hole. Since the protective cover is locked on the base, when installing the cable, it is only necessary to push the push block downward, the locking pin disengages from the lock hole, open the protective cover and flip it upward, and support the protective cover on the boss through the spherical protrusion, which is convenient for the connection and installation of the cable. After the installation is completed, it is only necessary to cover the protective cover to lock the protective cover, and there is no need to carry a cap or other objects separately to perform waterproof and dustproof treatment on the position of the wire threading hole on the base, which is convenient for workers to install and operate, and can ensure the performance and service life of the switch, prevent water mist or dust from entering the base, and provide an effective protection for the base body.

[0030] It will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered in all respects as exemplary and non-restrictive, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A switch with a safe wiring structure, comprising an embedded frame installed on a wall, a base installed with the embedded frame, and a main panel installed on the front of the base, characterized in that: The base is provided with a accommodating cavity, a PCB board is installed in the accommodating cavity, a boss is provided above the base, at least two threading holes are provided on the boss, and the threading holes are used to electrically connect the cables to the PCB board in the base, the boss is covered with a protective cover, the protective cover is rotatably connected to the boss, and the protective cover wraps the threading holes inside; the protective cover comprises a left side plate, a right side plate, an upper side plate and a rear side plate, the left side plate and the right side plate are respectively vertically mounted on the left and right ends of the upper side plate, the rear side plate is vertically mounted on the rear side of the upper side plate, the left and right sides of the rear side plate are respectively perpendicular to the left and right sides of the rear side plate, and at least two outwardly protruding placement grooves are provided on the rear side of the rear side plate for placing cables, the placement groove is provided with a downward opening, and the opening of the placement groove is below the threading hole; the top surface of the placement groove is provided with an inclined surface of a downwardly extending structure; the left and right sides of the protective cover are symmetrically mounted with a rotating shaft and a convex surface on the base The platform is rotatably connected; a locking assembly is provided on the base and is connected with the protective cover by a buckle, the protective cover is provided with a lock hole and the locking assembly matches the locking assembly, and a mounting seat is provided in the accommodating cavity of the base for installing the locking assembly; the locking assembly includes a locking seat and a locking pin elastically connected in the locking seat, the locking seat is provided with a first channel along the vertical direction, the mounting seat is provided with a second channel along the vertical direction and a limit plate is provided below the second channel, the locking seat is buckled and connected with the mounting seat, the first channel and the second channel positions match to form a slideway, the locking pin is in the slideway, a compression spring is installed below the locking pin, the top end of the locking pin passes through the top end surface of the base and is inserted into the lock hole of the protective cover, a stopper is provided on the front side of the locking pin, the stopper is in the base, a dial block is provided on the rear side of the locking pin, a limiting hole is provided on the panel on the rear side of the base, the dial block passes through the panel on the rear side of the base, and the dial block slides up and down in the limiting hole.

2. A switch with a safe wiring structure according to claim 1, characterized in that: A step is provided on the boss, and spherical bumps are respectively provided on the inner walls of the left and right plates of the protective cover. After the protective cover is rotated 90 degrees upward along the rotating shaft, the spherical bumps are in contact with the steps to support and position the protective cover, and the left and right ends of the step are arc surfaces respectively.

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