CN113839243B

CN113839243B - Wall socket capable of preventing electric spark and overload

Info

Publication number: CN113839243B
Application number: CN202110964788.8A
Authority: CN
Inventors: 侯秀梅
Original assignee: Individual
Current assignee: Jiaxing Yanzhi Network Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2024-04-05
Anticipated expiration: 2041-08-20
Also published as: CN113839243A

Abstract

The invention relates to the technical field of sockets and discloses an electric spark and overload prevention wall socket which comprises a base and a panel box, wherein the base and the panel box can be installed in a matched mode, a space is arranged in the panel box, each part is installed in the space, a fixing plate is fixed in the space and at one end close to a wire inlet, a threaded sleeve is fixed at one end of the fixing plate, and a threaded rod penetrates through the threaded sleeve and is connected with the threaded sleeve in a threaded mode. The invention solves the problem that the socket is damaged and short-circuited because the elasticity of the conducting strip of the socket is smaller and smaller for a long time and the metal strip of the plug is loose and loose with the contact strip of the socket, and when the temperature in the socket is increased sharply, the clamping force of the top clamping strip and the bottom clamping strip on the electric wire can disappear, so that the power of the socket is cut off, and the electric wire entering the socket can be protected.

Description

Wall socket capable of preventing electric spark and overload

Technical Field

The invention relates to the technical field of sockets, in particular to an electric spark-proof overload-proof wall socket.

Background

The socket is the electrical equipment that is indispensable in daily life, but present socket all keeps the fastening of plug through the elastic deformation of contact piece, and the elastic deformation of long-time use contact piece can become loose more and more, can lead to the continuous contact of plug metal sheet and socket contact piece and disconnection to produce the spark, the spark can burn socket contact piece and plug metal sheet black, reduced the life of socket, because for long-time striking sparks, the contact piece overheated can be with the local melting deformation of plug socket, can cause the conflagration when serious. And secondly, because the load is too large, the generated heat can directly burn out the socket, and an air switch in a home can be acted after the socket is burnt out to generate short circuit, so that fire disaster is easy to occur, and the irreparable loss is caused.

Disclosure of Invention

The invention provides the following technical scheme: the utility model provides a prevent electric spark overload prevention's wall socket, includes base and panel box, the base with the panel box can carry out the cooperation installation, be equipped with the space in the panel box, be used for installing each spare part in the space, just be close to inlet one end in the space and be fixed with the fixed plate, fixed plate one end is fixed with the thread bush, run through in the thread bush and threaded connection has the threaded rod, threaded rod one side is equipped with and rotates the setting and be in the first axle in the space, first axle with connect through first drive mechanism between the threaded rod, the cover is equipped with the sliding plate that can slide from top to bottom, the one end sliding connection of sliding plate is in on the panel box, still fixedly connected with clockwork spring on the first axle, the clockwork spring outer end with space inner wall fixed connection, be provided with the filler between the sliding plate, be equipped with bolt mechanism between the sliding plate, threaded rod one end fixedly connected with homoaxious second axle, the second axle is upper symmetry fixed and is equipped with two top clamping pieces, both sides are equipped with the top clamping piece, bottom clamping piece and the top is equipped with the sealing and is equipped with the third axle, and the top is equipped with the protection piece, and is in the sealing and is in the fourth bearing box is equipped with the top and is kept away from the inlet, and the top is equipped with the sealing and is equipped with the fourth bearing, and the top is connected with the top and is in the top and is kept away from the inlet, the both sides fourth axle homonymy one end all extends to outside the panel box and is fixed with the clamp rod, through both sides clamp rod can compress tightly the plug on the panel box, the third axle other end is fixed with the driving lever, intermediate position both sides are equipped with the fixed pin in the space, both sides on the fixed pin all rotate and are equipped with the conducting strip, both sides the driving lever is close to each other can press from both sides the conducting strip presss from both sides tightly to the sheetmetal of plug on the both sides the conducting strip is connected respectively with two bottom clamp piece, and then will both sides the conducting strip is connected with the live wire and the zero line of external electric wire respectively.

The first transmission mechanism comprises a first gear fixed on the first shaft, and a second gear meshed with the first gear is fixedly arranged on the threaded rod.

The pin mechanism comprises a pin fixed on the first shaft, one end of the pin can be inserted into the slot of the sliding plate, when the filler is heated, the filler expands to push the sliding plate to move downwards, and the pin moves out of the slot to release the pin mechanism.

The second transmission mechanism comprises a third gear fixed on the third shaft, a fourth gear is fixed on the third shaft on two sides, the third gear is directly meshed with the fourth gear on one side, an idler gear is meshed with the fourth gear on the other side together, and the idler gear is rotatably arranged on the bearing plate.

And a spring is fixed between the fourth gear and the inner wall of the space, and the spring supplies power for resetting the bearing plate.

The protection box is carefully selected, a rack is fixedly arranged on one side, close to the threaded rod, of the protection box, a fifth gear is fixedly arranged at the bottom of the second shaft, and the fifth gear can be meshed with the rack.

And one end of the protection box is in sliding connection with the fixed plate, and one end of the sliding plate is in sliding connection with the inner wall of the space.

And the panel box is provided with holes at positions corresponding to the conductive sheets, and when the metal sheets of the plug are inserted through the holes, the metal sheets extend into the space and are positioned between the conductive sheets at two sides.

The fixing pins are carefully selected, one sides of the fixing pins, which are close to each other, are provided with compressible ends, and the compressible ends are fixedly arranged on the base.

The position of the top clamping piece and the bottom clamping piece, which are close to one side of the first shaft, is close to the rack, the other side of the top clamping piece and the bottom clamping piece is far away from the rack, the live wire of the external electric wire and the live wire of the internal electric wire are clamped on one side of the bottom clamping piece through being far away from the top clamping piece, and the zero wire of the external electric wire and the zero wire of the internal electric wire are clamped on one side of the bottom clamping piece through being close to the top clamping piece.

The invention has the following beneficial effects:

1. the invention solves the problems that the elasticity of the conducting strip of the socket is smaller and the metal strip of the plug and the contact strip of the socket are loose and loose after the conducting strip of the socket is used for a long time, and the electric spark can be effectively stopped by the operation steps of firstly inserting the metal strip of the plug into the socket and then electrifying, and the contact strip of the socket and the metal strip of the plug are burnt.

2. The invention solves the problem of short circuit caused by damage of the socket due to overlarge load, when the temperature in the socket is increased sharply, the clamping force of the top clamping piece and the bottom clamping piece on the electric wire can disappear, the power of the socket is cut off, and the electric wire entering the socket is protected.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the internal structure of the present invention;

FIG. 3 is a schematic top view of the internal structure of the present invention;

FIG. 4 is a cross-sectional view at A-A in FIG. 3;

FIG. 5 is a cross-sectional view taken at B-B in FIG. 3;

FIG. 6 is a cross-sectional view taken at C-C of FIG. 5;

FIG. 7 is a cross-sectional view taken at D-D of FIG. 5;

fig. 8 is a perspective view of the protective case of the present invention.

Detailed Description

Referring to fig. 1-8, an anti-spark overload-proof wall socket comprises a base 11 and a panel box 13, wherein the base 11 and the panel box 13 can be matched and installed, a space 12 is arranged in the panel box 13, each part is installed in the space 12, a fixed plate 17 is fixed at one end of the space 12, which is close to a wire inlet, a threaded sleeve 16 is fixed at one end of the fixed plate 17, a threaded rod 15 penetrates through the threaded sleeve 16 and is connected with the threaded rod 16 in a threaded manner, a first shaft 22 rotatably arranged in the space 12 is arranged at one side of the threaded rod 15, the first shaft 22 is connected with the threaded rod 15 through a first transmission mechanism, a sliding plate 26 capable of sliding up and down is sleeved on the first shaft 22, one end of the sliding plate 26 is connected with the panel box 13 in a sliding manner, a spring 23 is fixedly connected with the first shaft 22, the outer end of the spring 23 is fixedly connected with the inner wall of the space 12, a filler 25 is arranged between the spring 23 and the sliding plate 26, a plug pin mechanism is arranged between the first shaft 22 and the sliding plate 26, when the filler 25 is heated and expanded, the sliding plate 26 can be pushed, and the locking of the plug pin mechanism to the first shaft 22 is released, at the moment, the spring 23 can drive the first shaft 22 to rotate through torsion force and rotate through the first transmission mechanism and the threaded rod 15, one end of the threaded rod 15 is fixedly connected with a coaxial second shaft 60, two top clamping pieces 19 are fixedly arranged on the second shaft 60, one side of each top clamping piece 19 is provided with a bottom clamping piece 52, the other side of each bottom clamping piece 52 is fixedly arranged on the fixed plate 17, a protective box 51 capable of sliding is arranged in the space 12 and adjacent to a wire inlet, the protection box 51 can seal the incoming line to isolate the protection to the external electric wire that gets into from the incoming line, just keep away from incoming line one end in the space 12 and be equipped with the third axle 27, the fixed knob 28 that is equipped with in third axle 27 top, the fixed key 32 that is equipped with in third axle 27 bottom, the key 32 top is equipped with the bearing board 35, the bearing board 35 both ends run through and rotate and be connected with the fourth axle 37, the fourth axle 37 with connect through second drive mechanism between the third axle 27, both sides the fourth axle 37 homonymy one end all extends to outside the panel box 13 and is fixed with the clamp bar 39, through both sides clamp bar 39 can compress tightly the plug on the panel box 13, the third axle 27 other end is fixed with the driving lever 29, the intermediate position both sides are equipped with fixed pin 43, both sides all rotate on the fixed pin 43 and are equipped with conducting strip 45, both sides the driving lever 29 is close to each other can press from both sides conducting strip 45 to the metal sheet of plug, both sides conducting strip 45 with two bottom clamp piece 52 respectively with both sides are connected with conducting strip 45 and external live wire and live wire respectively.

The first transmission mechanism comprises a first gear 21 fixed on the first shaft 22, and a second gear 18 meshed with the first gear 21 is fixedly arranged on the threaded rod 15.

The latch mechanism comprises a pin 24 fixed on the first shaft 22, one end of the pin 24 can be inserted into a slot of the sliding plate 26, when the filler 25 is heated, the filler expands to push the sliding plate 26 to move downwards, and the pin 24 moves out of the slot, so that the latch mechanism is released.

The second transmission mechanism includes a third gear 30 fixed on the third shaft 27, a fourth gear 40 is fixed on the third shaft 27 on both sides, the third gear 30 is directly meshed with the fourth gear 40 on one side, an idler gear 36 is jointly meshed between the third gear 30 and the fourth gear 40 on the other side, and the idler gear 36 is rotatably arranged on the bearing plate 35.

A spring 38 is fixed between the fourth gear 40 and the inner wall of the space 12, and the spring 38 provides power for restoring the bearing plate 35.

The protection box 51 is fixedly provided with a rack 54 near one side of the threaded rod 15, the bottom of the second shaft 60 is fixedly provided with a fifth gear 53, and the fifth gear 53 can be meshed with the rack 54.

Wherein, one end of the protection box 51 is slidably connected with the fixed plate 17, and one end of the sliding plate 26 is slidably connected with the inner wall of the space 12.

Wherein, holes 65 corresponding to the conductive sheets 45 are formed on the panel box 13, and when the metal sheets of the plug are inserted through the holes 65, the metal sheets extend into the space 12 and are partially positioned between the conductive sheets 45 at two sides.

Wherein, the two sides of the fixing pin 43 are respectively provided with a compressible 46 at the side close to each other, and one end of the compressible 46 is fixedly arranged on the base 11.

Wherein, one side bottom clamping piece 52 with top clamping piece 19 with the opposite side bottom clamping piece 52 with top clamping piece 19 is located different positions, and the live wire of outside electric wire passes through same side top clamping piece 19 with bottom clamping piece 52 clamps, and the zero line of outside electric wire passes through the opposite side top clamping piece 19 with bottom clamping piece 52 clamps.

Wherein, the protection box 51 is provided with two grooves on one side facing the wire inlet, and the positions of the two grooves respectively correspond to the two bottom clamping pieces 52.

Working principle:

when the socket is used, a metal sheet of a plug is inserted into the panel box 13 through the hole 65, the knob 28 is manually pulled upwards, the bearing plate 35 is driven to rise, the clamping rods 39 are driven to rise to be higher than the plug position through the fourth shaft 37, the knob 28 is rotated again and the third gear 30 is driven to rotate, one side of the fourth gear 40 is driven to rotate through gear engagement, the other side of the fourth gear 40 is driven to reversely rotate through reversing transmission of the idler pulley 36, the two side clamping rods 39 are driven to rotate to the upper side of the plug in different rotation directions, the spring 38 is compressed in the process of pulling the knob 28 upwards, the pulling force on the knob 28 is released, the two side clamping rods 39 are enabled to press the plug onto the panel box 13 under the elastic force of the spring 38, meanwhile, the rotation of the two side fourth shafts 37 can drive the two side shifting rods 29 to rotate, the conducting pieces 45 are pushed to rotate after the shifting rods 29 are rotated to abut against the conducting pieces 45, the conducting pieces 45 are tightly attached to the metal sheets of the plug, multiple times of contact between the metal sheets of the plug and the conducting pieces 45 are avoided, and the service life of the socket is prolonged.

After the use, the knob 28 is rotated until the clamping rod 39 is restored to the initial state, then the knob 28 is loosened, when the knob 28 loses the external force, the knob 28 is reset due to the action of the spring 38, meanwhile, the deflector 29 loses the action force on the conductive sheet 45, the conductive sheet 45 is restored under the action of the compressible 46, and at the moment, the plug is pulled out again.

When the load is too large, the temperature in the panel box 13 is too high, the filler 25 is heated to expand and push the sliding plate 26 downwards, the spring 23 drives the first shaft 22 to rotate and further drives the first gear 21 to rotate due to the fact that the connection effect between the pin 24 and the sliding plate 26 is lost, the first gear 21 drives the second gear 18 to rotate through gear engagement, the second gear 18 rotates and drives the threaded rod 15 to rotate, the threaded rod 15 is enabled to rise due to the fact that the threaded sleeve 16 is fixed, the second shaft 60 is driven to rise, the top clamping piece 19 is far away from the bottom clamping piece 52 and further releases the clamping of a circuit, meanwhile, the fifth gear 53 can synchronously rotate and move along with the second shaft 60, when the fifth gear 53 moves to be meshed with the rack 54, the fifth gear 53 can drive the rack 54 to move and further drive the protection box 51 to seal a wire inlet, at the moment, and an external wire can be separated from the bottom clamping piece 52 and pressed between the protection box 51 and the inner wall of the space 12 under the pushing of the protection box 51, and simultaneously, and the external wire and the wire are prevented from being separated from the external wire and the wire from the wire in the protection box through the protection box.

The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and implement it without limiting the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.

Claims

1. The utility model provides a prevent electric spark overload prevention's wall outlet, includes base and panel box, its characterized in that: the base with the panel box can cooperate the installation, be equipped with the space in the panel box, be used for installing each spare part in the space, in the space and be close to incoming line one end fixed connection have the fixed plate, fixed plate one end is fixed with the thread bush, run through in the thread bush and threaded connection has the threaded rod, threaded rod one side is equipped with rotates the first axle that sets up in the space, first axle with connect through first drive mechanism between the threaded rod, the cover is equipped with the sliding plate that can slide from top to bottom on the first axle, the one end sliding connection of sliding plate is in on the panel box, still fixedly connected with clockwork on the first axle, the clockwork outer end with space inner wall fixed connection, clockwork with be provided with the filler between the sliding plate, be equipped with the bolt mechanism between the first axle with be equipped with between the sliding plate, threaded rod one end fixedly connected with coaxial second axle, the symmetry is equipped with two top clamping pieces, both sides top clamping piece one side all is equipped with the bottom clamping piece, both sides bottom clamping piece all are fixed in the bottom clamping piece and are equipped with the second axle, and are equipped with the fourth drive mechanism and are equipped with the same in the first axle, and are equipped with the same in the three-axis transmission case, and are equipped with the fourth axial wire, and are equipped with the same to be equipped with the tip, and keep away from the top connection, the fourth end, and seal can be equipped with the same in the three-axle box, and seal top connection to the top plate, and seal the top plate is equipped with the top end is connected to the top end through the inner wire, and the end, the plug can be tightly pressed on the panel box through the clamping bars at two sides, a deflector rod is fixed at the other end of the third shaft, fixing pins are arranged at two sides of the middle position in the space, and conducting strips are arranged on the fixing pins in a rotating mode at two sides.

2. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the first transmission mechanism comprises a first gear fixed on the first shaft, and a second gear meshed with the first gear is fixedly arranged on the threaded rod.

3. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the latch mechanism includes a pin fixed to the first shaft, one end of the pin being insertable into the slot of the slide plate.

4. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the second transmission mechanism comprises a third gear fixed on the third shaft, fourth gears are fixed on the third shafts on two sides, the third gear is directly meshed with the fourth gears on one side, idler gears are meshed with the fourth gears on the other side together, and the idler gears are rotatably arranged on the bearing plate.

5. A spark-over overload-protection wall outlet as claimed in claim 4 wherein: a spring is fixed between the fourth gear and the inner wall of the space and provides power for resetting the bearing plate.

6. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the protection box is fixedly provided with a rack on one side close to the threaded rod, a fifth gear is fixedly arranged at the bottom of the second shaft, and the fifth gear can be meshed with the rack.

7. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: one end of the protection box is in sliding connection with the fixed plate, and one end of the sliding plate is in sliding connection with the inner wall of the space.

8. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the panel box is provided with holes corresponding to the conductive sheets, and when the metal sheets of the plug are inserted through the holes, the metal sheets extend into the space and are positioned between the conductive sheets at two sides.

9. A spark-over overload-protection wall outlet as claimed in claim 1 wherein: the two sides of the fixing pin are provided with compressible parts on one side close to each other, and one compressible end is fixedly arranged on the base.

10. A spark-over overload-protection wall outlet as claimed in claim 6 wherein: the position of the top clamping piece and the bottom clamping piece, which are close to one side of the first shaft, is close to the rack, the other side of the first shaft is far away from the rack, the live wire of the external electric wire and the live wire of the internal electric wire are clamped on one side of the bottom clamping piece through being far away from the top clamping piece, and the zero wire of the external electric wire and the zero wire of the internal electric wire are clamped on one side of the bottom clamping piece through being close to the top clamping piece.