CN113113800B

CN113113800B - Dustproof power strip with time delay power-on function

Info

Publication number: CN113113800B
Application number: CN202110259438.1A
Authority: CN
Inventors: 吕银东
Original assignee: Nanzhang County Power Supply Co Of State Grid Hubei Electric Power Co ltd; Xiangyang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Current assignee: Nanzhang County Power Supply Co Of State Grid Hubei Electric Power Co ltd; Xiangyang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2022-11-22
Anticipated expiration: 2041-03-10
Also published as: CN113113800A

Abstract

The invention discloses a dustproof power strip with a time-delay power connection function, which comprises a power strip body, wherein a plurality of cavities are formed in the power strip body, a plurality of pairs of insertion holes are formed in the upper end surface of the power strip body and are respectively communicated with the cavities, piezoelectric rings are embedded in the upper end surface of the power strip body around each pair of insertion holes, a vertical cavity is respectively formed in each of two sides of the cavity in the power strip body, two horizontal cavities are formed in the power strip body and are respectively communicated with the upper ends of the vertical cavities, and one ends of the two horizontal cavities, which are far away from the vertical cavities, are respectively communicated with the two insertion holes. Has the advantages that: according to the invention, after a human hand leaves the pressing piezoelectric ring, the electromagnet power-off piston plate slides back under the action of the first spring, one part of hydraulic pressure pushes the baffle plate to slide the pins to abut against, so that the plug is not easy to loosen, and the other part of hydraulic pressure acts on the sliding plate in the power receiving groove to push the sliding plate and the connecting rod to slide, so that two points in the cavity are quickly contacted with the pins to supply power for electricity.

Description

Dustproof power strip with time delay power-on function

Technical Field

The invention relates to the technical field of power equipment, in particular to a dustproof power strip with a delayed power connection function.

Background

The socket is a multi-position socket with wires, also called a patch board, a schoolname wire lengthening assembly or an extension wire socket. A strip refers to a multi-position receptacle that has a power cord and a plug and that can be moved. More than one power plug can be connected, so that the space and the circuit are saved.

At present, the power strip does not have the function of delayed power connection, need press the power strip with one hand and insert with one hand when inserting the power strip, just can connect the electricity in the twinkling of an eye at the plug, and both hands have not left the plug and the power strip this moment, very easy danger of taking place the electric shock when using improper, and the jack on the power strip is vertical upwards, material such as dust and hair falls into the power strip inside from the jack very easily, and these dust, hair in case touch steam, probably become the conductor, arouse circuit contact failure, can cause the short circuit when serious, thereby cause the conflagration, for this reason, we have proposed a dustproof power strip that has the function of delayed power connection.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a dustproof power strip with a time-delay power connection function.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a dustproof row of inserting with time delay electricity connection function, includes the row of inserting body, a plurality of cavitys have been seted up in the row of inserting body, the up end of row of inserting body has been seted up many and has been linked together with the cavity respectively to the jack, row of inserting body up end is around every to the jack inlays and is equipped with the piezoelectric ring, a vertical chamber has respectively been seted up to the both sides that lie in the cavity in the row of inserting body, it communicates with the upper end in vertical chamber respectively to have two horizontal chamber, two to have seted up in the row of inserting body the one end that vertical chamber was kept away from in the horizontal chamber communicates with two jacks respectively, every the one end that the horizontal chamber is close to the jack is sealed to slide has a baffle, every vertical intracavity seals to slide and is connected with magnetic piston plate, the bottom in vertical chamber is inlayed and is equipped with the electro-magnet, the electro-magnet passes through the wire and is connected with the piezoelectric ring electricity, the bottom in vertical chamber is provided with first spring and piston plate fixed connection, every the bottom in vertical chamber has seted up aperture and cavity intercommunication.

In foretell dustproof row of inserting with time delay electricity function, every the vertical chamber intermediate position has been seted up on being close to one side chamber wall of cavity and has been connect the electricity groove, connect the sealed sliding connection of electricity inslot to have a slide, one side fixedly connected with connecting rod in vertical chamber is kept away from to the slide, the one end that the slide was kept away from to the connecting rod runs through the chamber wall that connects the electricity groove and extends to in the cavity, the connecting rod is located one end fixedly connected with electricity connection piece in the cavity, two electricity connection pieces in the cavity are inserted respectively and are arranged live wire and zero line electricity and be connected, the cover is equipped with the second spring of being connected with slide and electricity groove side wall on the connecting rod, the cell wall respectively is fixed with a stopper about being located one side that the slide kept away from the connecting rod in the electricity groove.

In foretell dustproof row of inserting with time delay electricity function, the sealed connection has the baffle on the chamber wall that vertical intracavity lies in between electricity receiving groove and the piston plate, the intercommunication mouth has been seted up to the baffle, the terminal surface lies in the intercommunication mouth and rotates and be connected with the fly leaf under the baffle, a plurality of flowing liquid holes have been seted up on the fly leaf, the rotation junction of fly leaf and baffle is provided with the torsional spring.

In the above-mentioned dustproof row of inserting with time delay function, the vertical intracavity is located the top space of piston plate and is filled with the coolant liquid in the horizontal chamber.

In the above dust-proof socket with the function of time-delay power-on, the stiffness coefficient of the first spring is greater than that of the second spring.

Compared with the prior art, the invention has the advantages that:

1. when the plug row is not used, the baffle plate in the horizontal cavity is abutted against the hole wall of the jack under the hydraulic action, the jack is sealed, the cavity in the plug row body is isolated from the outside, dust and water are prevented from entering when the plug row is not used, meanwhile, the jack is isolated by the baffle plate, and the electric shock hazard caused by the fact that a child inserts fingers into the plug row body can be prevented;

2. when the power strip body needs to use the access plug, the current is generated by pressing the piezoelectric ring on the surface of the power strip body, so that the electromagnet generates a magnetic field after being electrified to pull the piston plate to slide downwards, the baffle plate completely slides into the horizontal cavity under the hydraulic action, the jack is opened, the pins of the plug can be inserted into the cavity, the pins are not contacted with the power connection block, the power connection of an electric appliance and the plug cannot be instantly completed, and the use safety of the power strip is improved;

3. according to the invention, after a human hand leaves the pressing piezoelectric ring, the electromagnet power-off piston plate slides back under the action of the first spring, one part of hydraulic pressure pushes the baffle plate to slide the pins to abut against, so that the plug is not easy to loosen, the other part of hydraulic pressure acts on the sliding plate in the power receiving groove to push the sliding plate and the connecting rod to slide, so that two points in the cavity are quickly contacted with the pins to supply power for electricity;

4. in the process of sliding the piston plate upwards, the rotating direction of the movable plate at the communication port is opposite to the flowing direction of the cooling liquid, the movable plate is closed under the action of the torsion spring, the cooling liquid can only flow from the liquid flow hole, the unit flowing amount is greatly reduced, the sliding speed of the sliding plate is driven to be slow, the delayed electrification of the power-on block and the pins is realized, sufficient time for hands to leave the power strip and the plug is provided, and the use safety is further improved.

Drawings

Fig. 1 is a schematic structural diagram of a dustproof power strip with a delayed power-on function according to the present invention;

fig. 2 is a side sectional view of a structure of a dustproof power strip with a time-delay power-on function provided by the invention;

fig. 3 is an enlarged schematic view of a position a of a dustproof power strip with a delayed power connection function according to the present invention.

In the figure: the power strip comprises a power strip body 1, a cavity 2, jacks 3, piezoelectric rings 4, a vertical cavity 5, a horizontal cavity 6, a baffle 7, an electromagnet 8, a piston plate 9, a first spring 10, an electric connection groove 11, a sliding plate 12, a connecting rod 13, an electric connection block 14, a second spring 15, a limiting block 16, a partition plate 17, a communication port 18, a movable plate 19 and a liquid flow hole 20.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

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 the following embodiments are only for illustrative purposes and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-3, a dustproof power strip with a time-delay power connection function comprises a power strip body 1, a plurality of cavities 2 are formed in the power strip body 1, a plurality of pairs of jacks 3 are formed in the upper end face of the power strip body 1 and are respectively communicated with the cavities 2, a piezoelectric ring 4 is embedded in the upper end face of the power strip body 1 around each pair of jacks 3, the piezoelectric ring 4 is made of piezoelectric ceramics and is an information functional ceramic material capable of converting mechanical energy into electric energy, a vertical cavity 5 is formed in each of two sides of the cavities 2 in the power strip body 1, two horizontal cavities 6 are formed in the power strip body 1 and are respectively communicated with the upper ends of the vertical cavities 5, one ends of the two horizontal cavities 6, which are far away from the vertical cavities 5, are respectively communicated with the two jacks 3, a baffle 7 is arranged at one end, which is close to the jacks 3, a magnetic piston plate 9 is connected in each vertical cavity 5 in a sealing and sliding mode, an electromagnet 8 is embedded in the bottom of each vertical cavity 5, the electromagnet 8 is electrically connected with the electromagnet 4 through a lead, magnetism generated when the piston plate 8 is electrified, a first magnetic piston plate 5 is connected with a small hole 10 which is used for connecting the bottom of the vertical cavity 5, and a balance piston plate, and a small hole for connecting the piston plate 5 is arranged at the bottom of the piston plate 5.

Every 5 intermediate positions in vertical chamber have been seted up on the chamber wall of one side that is close to cavity 2 and have connect electric trough 11, connect electric trough 11 internal seal sliding connection to have a slide 12, slide 12 keeps away from one side fixedly connected with a connecting rod 13 of vertical chamber 5, connecting rod 13 keeps away from one end of slide 12 and runs through the chamber wall that connects electric trough 11 and extend to cavity 2 in, connecting rod 13 is located cavity 2 one end fixedly connected with and connects electric block 14, two connect electric block 14 in cavity 2 and insert row live wire and zero line electricity respectively and connect, the cover is equipped with the second spring 15 that is connected with slide 12 and connect electric trough 11 lateral wall on the connecting rod 13, it respectively is fixed with a stopper 16 to lie in the upper and lower cell wall of one side that slide 12 kept away from connecting rod 13 in the electric trough 11, the coefficient of stiffness of first spring 10 is greater than the coefficient of stiffness of second spring 15, second spring 15 is in the state of compressing tightly all the time.

The partition board 17 is hermetically connected to the wall of the cavity between the power receiving groove 11 and the piston plate 9 in the vertical cavity 5, the communication port 18 is formed in the partition board 17, the lower end face of the partition board 17, which is located at the communication port 18, is rotatably connected with the movable board 19, a plurality of liquid flowing holes 20 are formed in the movable board 19, a torsional spring is arranged at the rotary connection position of the movable board 19 and the partition board 17, the space above the piston plate 5 in the vertical cavity 5 and the horizontal cavity 6 are filled with cooling liquid, the cooling liquid plays a hydraulic transmission role on one hand, and on the other hand, the heat absorption and cooling effects can be achieved when the plug is inserted into the socket.

According to the invention, when the power strip body 1 is not used, the baffle 7 in the horizontal cavity 6 is pressed against the hole wall of the jack 3 under the hydraulic action to seal the jack 3, so that the cavity 2 in the power strip body 1 is isolated from the outside, when the power strip is not used, dust and water are prevented from entering, and meanwhile, the jack 3 is isolated by the baffle 7, so that the danger of electric shock caused by the fact that a child inserts fingers into the power strip body 1 can be prevented.

When the power-on plug is needed to be used by the power strip body 1, the piezoelectric ring 4 on the surface of the power strip body 1 is pressed to generate current to supply power to the electromagnet 8, a magnetic field generated after the electromagnet 8 is electrified has a magnetic attraction force on the piston plate 9 in the vertical cavity 5, the piston plate 9 overcomes the elastic force of the first spring 10 to pull the piston plate 9 to slide downwards, the sliding plate 12 in the power-on groove 11 cannot slide under the limitation of the limiting block 16, so that the hydraulic action is completely acted on the baffle plate 7 in the horizontal cavity 6, the baffle plate 7 is completely slid into the horizontal cavity 6, the jack 3 is opened, the pins of the plug can be inserted into the cavity 2, the pins are not in contact with the power-on block 14 at the moment, the electrical appliance and the plug cannot be instantly electrified, the safety in use of the power strip is improved, after the hand leaves the piezoelectric ring 4, the electromagnet 10 is powered off to eliminate the magnetic attraction force on the piston plate 9, the piston plate 9 slides back under the action of the first spring 10, the baffle plate 7 is firstly pushed by pushing cooling liquid to push the baffle plate 7 to abut against the sliding plate, the sliding plate 7 is not easily acted on the sliding plate, the sliding plate 12, the sliding point of the connecting rod 12, the sliding plate 12, the connecting rod can quickly, and the sliding point is quickly, the sliding point, the connecting rod 12, and the sliding point in the sliding groove 13.

In the process of sliding down and sliding up the piston plate 10, due to the change of the flowing direction of the cooling liquid at the communication port 18 on the partition plate 17, the movable plate 19 is in an open state along with the downward flowing liquid, the cooling liquid flows fast, when the piston plate 10 slides up, the rotating direction of the movable plate 19 is opposite to the flowing direction of the cooling liquid, the movable plate 19 is closed under the action of the torsion spring, the cooling liquid can only flow from the liquid flow hole 20, the unit flowing amount is greatly reduced, the sliding speed of the sliding plate 12 is pushed to be slow, the delayed energization of the power-on block 4 and the pins is realized, sufficient time for people to leave the power strip and the plug is provided, and the safety is further improved.

Although the terms of the socket body 1, the cavity 2, the insertion hole 3, the piezoelectric ring 4, the vertical cavity 5, the horizontal cavity 6, the baffle 7, the electromagnet 8, the piston plate 9, the first spring 10, the connecting slot 11, the sliding plate 12, the connecting rod 13, the connecting block 14, the second spring 15, the limiting block 16, the partition plate 17, the communication port 18, the movable plate 19, the liquid flowing hole 20, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A dustproof power strip with a time-delay power-on function comprises a power strip body (1), it is characterized in that a plurality of cavities (2) are arranged in the socket body (1), the upper end surface of the socket body (1) is provided with a plurality of pairs of jacks (3) which are respectively communicated with the cavity (2), the upper end surface of the socket body (1) is embedded with a piezoelectric ring (4) around each pair of jacks (3), two sides of the cavity (2) in the socket body (1) are respectively provided with a vertical cavity (5), two horizontal cavities (6) are arranged in the power strip body (1) and are respectively communicated with the upper ends of the vertical cavities (5), one ends, far away from the vertical cavities (5), of the two horizontal cavities (6) are respectively communicated with the two jacks (3), one end, close to the jack (3), of each horizontal cavity (6) is provided with a baffle (7) in a sealing and sliding manner, the inner part of each vertical cavity (5) is connected with a magnetic piston plate (9) in a sealing and sliding manner, an electromagnet (8) is embedded at the bottom of the vertical cavity (5), the electromagnet (8) is electrically connected with the piezoelectric ring (4) through a lead, the bottom of each vertical cavity (5) is provided with a first spring (10) which is fixedly connected with the piston plate (9), and the bottom of each vertical cavity (5) is provided with a small hole communicated with the cavity (2);

an electricity receiving groove (11) is formed in the cavity wall of one side, close to the cavity (2), of the middle position of each vertical cavity (5), a sliding plate (12) is connected in the electricity receiving groove (11) in a sealing and sliding mode, a connecting rod (13) is fixedly connected to one side, far away from the vertical cavity (5), of the sliding plate (12), one end, far away from the sliding plate (12), of the connecting rod (13) penetrates through the cavity wall of the electricity receiving groove (11) and extends into the cavity (2), one end, located in the cavity (2), of the connecting rod (13) is fixedly connected with an electricity receiving block (14), two electricity receiving blocks (14) in the cavity (2) are respectively connected with a live wire and a zero wire in an inserting mode, a second spring (15) connected with the sliding plate (12) and the side wall of the electricity receiving groove (11) is sleeved on the connecting rod (13), and a limiting block (16) is respectively fixed to the upper groove wall and the lower groove wall of one side, far away from the connecting rod (13), located in the sliding plate (12), in the electricity receiving groove (11);

lie in vertical chamber (5) and connect on the chamber wall between electric tank (11) and piston plate (9) sealing connection with baffle (17), intercommunication mouth (18) have been seted up in baffle (17), the terminal surface is located intercommunication mouth (18) and rotates under baffle (17) and is connected with fly leaf (19), a plurality of flowing liquid holes (20) have been seted up on fly leaf (19), the rotation junction of fly leaf (19) and baffle (17) is provided with the torsional spring.

2. The dustproof power strip with the time-delay power-on function as claimed in claim 1, wherein the vertical cavity (5) and the horizontal cavity (6) above the piston plate (9) are filled with cooling liquid.

3. The dust-proof power strip with the time-delay power-on function of claim 1 is characterized in that the stiffness coefficient of the first spring (10) is larger than that of the second spring (15).