CN216289336U - Overload protection device - Google Patents

Abstract

The utility model discloses an overload protection device in the technical field of overload protection equipment, which comprises a socket body; and, the protection subassembly, including base, mounting panel, frame, electric telescopic handle, layer board, briquetting and touch switch, two sets of a lateral wall that the mounting panel is close to each other is laminated with both sides wall around the socket ontology respectively, and is two sets of install the frame between the mounting panel top wall, electric telescopic handle is installed to frame top wall, electric telescopic handle removes the end in the bottom and runs through the frame and be connected with the layer board, and layer board bottom wall and socket ontology top wall are laminated mutually, and when socket ontology's load was great in the device, socket ontology can generate heat, can make mercury thermal expansion, makes the briquetting shift up for press touch switch, make electric telescopic handle circular telegram work, with the pulling that makes progress of layer board, will insert the socket on socket ontology and pull up, in time cut off the power supply to electrical equipment, carry out overload protection.

Description

Overload protection device

Technical Field

The utility model relates to the technical field of overload protection equipment, in particular to an overload protection device.

Background

With the continuous development and improvement of society and living standard of people, the electric appliances used in daily life of people are gradually increased.

In the use process of electrical equipment, a plug of the electrical equipment needs to be inserted into a socket to enable the electrical equipment to be electrified and operated, however, as electrical appliances connected to the socket are gradually increased, the load of the socket is increased, and the existing socket is lack of protection equipment and is easy to generate potential safety hazards, so that an overload protection device is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an overload protection apparatus to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: an overload protection device comprises a socket body; and the number of the first and second groups,

the protection component comprises a base, mounting plates, a rack, electric telescopic rods, a supporting plate, a pressing block and a touch switch, wherein the base is placed at the bottom wall of the socket body, two groups of mounting plates are mounted on the top wall of the base, one side wall, close to each other, of the two groups of mounting plates is respectively attached to the front side wall and the rear side wall of the socket body, the rack is mounted between the two groups of mounting plates, the electric telescopic rods are mounted on the top wall of the rack, the bottom moving ends of the electric telescopic rods penetrate through the rack and are connected with the supporting plate, the bottom wall of the supporting plate is attached to the top wall of the socket body,

the mounting plate is provided with a mounting plate inner cavity, the mounting plate inner cavity is provided with a liquid storage tank, mercury is filled in the liquid storage tank inner cavity, a pressing block is slidably mounted in the center of the liquid storage tank inner cavity, a touch switch is mounted on the top wall of the liquid storage tank inner cavity, and the touch switch is electrically connected with the electric telescopic rod.

Preferably, the rack has two sets with the same structure, the supporting plate comprises two sets of movable plates, and the top walls of the movable plates are connected with the bottom movable end of the electric telescopic rod.

Preferably, the touch switches are two groups, the two groups of touch switches are respectively and electrically connected with the left electric telescopic rod and the right electric telescopic rod, a retraction groove is formed in the connection position of the liquid storage groove and the right touch switch, a moving block is slidably inserted into the inner cavity of the retraction groove through an elastic piece, and the right touch switch is fixedly installed on the bottom wall of the moving block.

Preferably, the inner wall of the front side of the liquid storage tank is provided with a mounting opening, and a piston block is inserted into the inner cavity of the mounting opening.

Preferably, the bottom wall of the mounting plate is provided with a guide block, the top wall of the base is provided with two groups of guide grooves, and the guide block is inserted into the inner cavity of the guide groove in a sliding manner through an elastic element.

Preferably, the rack comprises two groups of mounting frames, the bottom walls of the two groups of mounting frames are respectively connected with the top walls of the front and rear mounting plates, and a support is slidably sleeved between the outer walls of the two groups of mounting frames.

Compared with the prior art, the utility model has the beneficial effects that: when the load of socket ontology is great in the device, socket ontology can generate heat, can make mercury thermal expansion, makes the briquetting shift up for press touch switch, make electric telescopic handle circular telegram work, with the layer board upwards pulling, will insert the socket on socket ontology and pull up, in time cut off the power supply to electrical equipment, carry out overload protection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the mounting plate of the present invention;

FIG. 3 is an enlarged view of the structure at the position A of the present invention.

In the figure: 1. a socket body; 2. a base; 3. mounting a plate; 4. a frame; 41. a mounting frame; 42. a support; 5. an electric telescopic rod; 6. a support plate; 61. a movable plate; 7. a piston block; 8. a guide groove; 9. a liquid storage tank; 10. briquetting; 11. a touch switch; 12. a moving block; 13. a retraction groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

the utility model provides a technical scheme that: an overload protection apparatus, please refer to fig. 1, fig. 2 and fig. 3, comprising,

a socket body 1; and the number of the first and second groups,

the protection component comprises a base 2, mounting plates 3, a rack 4, an electric telescopic rod 5, a supporting plate 6, a pressing block 10 and a touch switch 11, wherein the base 2 is placed at the bottom wall of the socket body 1, two groups of mounting plates 3 are installed on the top wall of the base 2, the mounting plates 3 are made of heat conducting metal materials, one side wall, close to each other, of the two groups of mounting plates 3 is respectively attached to the front side wall and the rear side wall of the socket body 1, the rack 4 is installed between the top walls of the two groups of mounting plates 3, the electric telescopic rod 5 is installed on the top wall of the rack 4, the bottom moving end of the electric telescopic rod 5 penetrates through the rack 4 and is connected with the supporting plate 6, the bottom wall of the supporting plate 6 is attached to the top wall of the socket body 1,

the socket comprises a mounting plate 3, a liquid storage tank 9 is arranged in an inner cavity of the mounting plate 3, mercury is filled in the inner cavity of the liquid storage tank 9, a pressing block 10 is slidably mounted in the center of the inner cavity of the liquid storage tank 9, a touch switch 11 is mounted on the top wall of the inner cavity of the liquid storage tank 9, the touch switch 11 is electrically connected with an electric telescopic rod 5, when the load of the socket body 1 is large, the socket body 1 can generate heat, the mercury can be heated and expanded, the pressing block 10 moves upwards and is used for pressing the touch switch 11, the electric telescopic rod 5 is powered on to work, a supporting plate 6 is pulled upwards, a socket inserted into the socket body 1 is pulled up, power of electrical equipment is timely cut off, and overload protection is carried out;

referring to fig. 2 and 3, the frame 4 has two sets with the same structure, the support plate 6 includes two sets of movable plates 61, the top wall of the movable plate 61 is connected with the bottom moving end of the electric telescopic rod 5, there are two sets of touch switches 11, and the two sets of touch switches 11 are respectively electrically connected with the electric telescopic rods 5 on the left and right sides, the connection part of the liquid storage tank 9 and the right touch switch 11 is provided with a retraction slot 13, the moving block 12 is slidably inserted into the inner cavity of the retraction slot 13 through an elastic member, the right touch switch 11 is fixedly mounted on the bottom wall of the moving block 12, when the load is not too large, the mercury expansion amplitude is not very large, so that the pressing block 10 moves upwards and can only press the right touch switch 11 to work, the right electric telescopic rod 5 works, the movable plate 61 on the right side is lifted, so that part of the plugs above the socket body 1 are pulled down, and all the plugs above the socket body 1 do not need to be pulled out, only when the load is high to a certain degree, the pressing block 10 can move upwards to press the two groups of touch switches 11, the electric telescopic rods 5 on the two sides can work simultaneously, and all plugs above the socket body 1 are pulled out;

referring to fig. 1, a mounting opening is formed in the inner wall of the front side of the liquid storage tank 9, a piston block 7 is inserted into an inner cavity of the mounting opening, and the piston block 7 is pulled down to fill mercury into the liquid storage tank 9 from the mounting opening.

Example 2:

referring to fig. 1, on the basis of embodiment 1, the bottom walls of the mounting plates 3 are provided with guide blocks, the top walls of the base 2 are provided with two sets of guide grooves 8, the guide blocks are slidably inserted into inner cavities of the guide grooves 8 through elastic elements, the rack 4 comprises two sets of mounting frames 41, the bottom walls of the two sets of mounting frames 41 are respectively connected with the top walls of the mounting plates 3 on the front and rear sides, the outer walls of the two sets of mounting frames 41 are slidably sleeved with brackets 42, and the distance between the two sets of mounting plates 3 can be adjusted by sliding the guide blocks in the inner cavities of the guide grooves 8, so that the protection device is suitable for socket bodies 1 of different specifications;

compared with the embodiment 1, the socket has the advantages that the guide blocks, the guide grooves 8 and other parts are added, so that the distance between the two groups of mounting plates 3 can be adjusted, and the protection device is suitable for the socket bodies 1 with different specifications.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An overload protection device, characterized by: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a socket body (1); and the number of the first and second groups,

protection component, including base (2), mounting panel (3), frame (4), electric telescopic handle (5), layer board (6), briquetting (10) and touch switch (11), base (2) is placed in the bottom wall department of socket ontology (1), two sets of mounting panel (3) are installed to base (2) top wall, two sets of a lateral wall that mounting panel (3) are close to each other is laminated with socket ontology (1) front and back both sides wall respectively, two sets of install between mounting panel (3) top wall frame (4), electric telescopic handle (5) are installed to frame (4) top wall, electric telescopic handle (5) bottom removal end runs through frame (4) and is connected with layer board (6), and layer board (6) bottom wall and socket ontology (1) top wall laminating mutually,

reservoir (9) has been seted up to mounting panel (3) inner chamber, reservoir (9) inner chamber is filled there is mercury, reservoir (9) inner chamber central authorities slidable mounting has briquetting (10), touch switch (11) are installed to reservoir (9) inner chamber top wall, and touch switch (11) and electric telescopic handle (5) electric connection.

2. An overload protection apparatus according to claim 1, wherein: the frame (4) has two sets with the same structure, the supporting plate (6) comprises two sets of movable plates (61), and the top wall of each movable plate (61) is connected with the movable end at the bottom of the electric telescopic rod (5).

3. An overload protection apparatus according to claim 2, wherein: the electric telescopic handle is characterized in that the number of the touch switches (11) is two, the two groups of touch switches (11) are respectively electrically connected with the electric telescopic rods (5) on the left side and the right side, a retraction groove (13) is formed in the connection part of the liquid storage tank (9) and the right side touch switch (11), a moving block (12) is inserted into the inner cavity of the retraction groove (13) in a sliding mode through an elastic piece, and the right side touch switch (11) is fixedly installed on the bottom wall of the moving block (12).

4. An overload protection apparatus according to claim 1, wherein: the inner wall of the front side of the liquid storage tank (9) is provided with a mounting opening, and a piston block (7) is inserted into the inner cavity of the mounting opening.

5. An overload protection apparatus according to claim 1, wherein: the guide block is installed to mounting panel (3) bottom wall, two sets of guide way (8) have been seted up to base (2) top wall, and the guide block passes through elastic element and slides and insert in the inner chamber of guide way (8).

6. An overload protection apparatus according to claim 5 wherein: the rack (4) comprises two groups of mounting frames (41), the bottom walls of the mounting frames (41) are respectively connected with the top walls of the front and rear side mounting plates (3), and the outer walls of the mounting frames (41) are sleeved with supports (42) in a sliding mode.

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