CN112564022A

CN112564022A - Television capable of preventing external force from pulling out connecting equipment to enhance connection

Info

Publication number: CN112564022A
Application number: CN202011374753.0A
Authority: CN
Inventors: 时想
Original assignee: Nanjing Laitian Trading Co ltd
Current assignee: Nanjing Laitian Trading Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-03-26

Abstract

The invention relates to the technical field of television manufacturing, and discloses a television capable of preventing external force from pulling out connecting equipment to enhance connection. This prevent that external force from extracting TV set that jointing equipment reinforcing is connected, through mutually supporting of wire and electromagnetic ring, drive the snap ring and become a whole with the connecting key joint when the circuit circular telegram, receive external force disturbance and make the connecting key outwards extract at jointing equipment, convert the kinetic energy of connecting key into the elastic potential energy of spring one, thereby prevent connecting key and spread groove disconnection, when external force disturbance finishes, thereby release spring one and drive the connecting key and resume to the normal position, realize preventing external force from extracting jointing equipment's function.

Description

Television capable of preventing external force from pulling out connecting equipment to enhance connection

Technical Field

The invention relates to the technical field of television manufacturing, in particular to a television capable of preventing external force from pulling out a connecting device to enhance connection.

Background

The television is a device for transmitting moving image pictures and audio signals by utilizing an electronic technology according to the persistence of vision characteristics and the visual psychology of human eyes, and is also an important broadcast and video communication tool.

In the TV set and the connected use of jointing equipment, because the not hard up of connection position can lead to the contact failure between equipment, simultaneously under the condition that the people touched by mistake, can make connecting portion receive transient external force disturbance, under the effect of external force disturbance, can make the connecting key extracted from the spread groove, the signal interruption between jointing equipment and TV set has been led to, be unfavorable for user's use, and simultaneously, suddenly extracting can cause the damage of connecting key and spread groove, user's user demand can not be satisfied.

Therefore, we propose a tv set to prevent external force from pulling out the connecting device to enhance the connection to solve the above problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the television capable of preventing the external force from being pulled out of the connecting equipment and enhancing the connection, which has the advantages of preventing the connecting equipment from being pulled out due to transient external force disturbance, enhancing the connection and preventing poor contact, and solves the problem that the common television and the connecting equipment are not firmly connected and are easy to be pulled out.

(II) technical scheme

In order to achieve the purposes of preventing the connecting equipment from being pulled out due to transient external force disturbance and enhancing the connection to prevent poor contact, the invention provides the following technical scheme: a television capable of preventing external force from being pulled out of a connecting device for enhanced connection comprises a shell, wherein a connecting groove is formed in the top of the shell, a buffer groove is formed in the top of the shell, a first spring is fixedly connected to the top of the buffer groove, a snap ring is fixedly connected to the bottom of the first spring, a lead is fixedly connected to the inside of the snap ring, an electromagnetic ring is fixedly connected to the bottom of the buffer groove, a coil is fixedly connected to the outer side of the connecting groove, starting grooves are formed in the two sides of the shell, a second spring is fixedly connected to the inner side of each starting groove, a starting contact ring is fixedly connected to the outer side of each second spring, a control groove is formed in the bottom of the shell, a third spring is fixedly connected to the bottom of the control groove, a control block is fixedly connected to the top of each third spring, the interior of the connecting key is fixedly connected with a permanent magnet.

Preferably, the shell comprises a television shell, a display screen, an internal working circuit and a power supply system, the television shell is made of plastic materials, so that electric leakage of a product is prevented, safety of the product is enhanced, and normal work of the product is not affected.

Preferably, the snap ring is elastic plastic material and shape and is the ring shape, and the diameter of snap ring is less than the diameter of dashpot, and the inboard shape of snap ring cooperatees with the shape of connecting key, and when the wire circular telegram, under the magnetic field effect of electromagnetic ring, the wire drives the snap ring and contracts to centre of a circle direction to make the snap ring joint to the draw-in groove, connect into a whole with snap ring and connecting key, thereby realize preventing of product and extract the function.

Preferably, the electromagnetic ring comprises a magnetic flux block and a surrounding coil, the direction of a magnetic field of the electromagnetic ring is orthogonal to the direction of current in the lead, when the electromagnetic ring is electrified, the electromagnetic ring generates a magnetic field, the direction of current in the lead is acted by ampere force due to the orthogonality with the direction of the magnetic field, and the ampere force points to the circle center of the clamping ring, so that the clamping ring is driven to contract towards the circle center, and the clamping connection of the clamping ring and the connecting key is realized.

Preferably, the coil is metal copper material, and the diameter of coil is greater than the diameter of spread groove, and the height of coil is less than the height of permanent magnet, and when the coil changed the magnetic flux because of the removal of permanent magnet, the coil hinders the relative movement of permanent magnet because of the lenz law produces magnetic field to the realization slows down the function that the connection key removed, prevents the damage of the spread groove that causes because of the sudden insertion and the extraction of connection key.

Preferably, the outside fixedly connected with gyro wheel of two symmetries of start block, the diameter of start block is less than the diameter of starting the groove, and the start block is including removing block and electric contact ring, has reduced the frictional resistance between start block and the start groove, and the start block of being convenient for removes in starting the groove, makes the start block with start the inner circuit of switch-on control when touching the ring contact, and the function of control product realizes.

Preferably, the diameter of the control block is smaller than that of the control groove, the control block comprises a movable block body and an electric contact ring, the shape of the top of the control block is matched with the shape of the bottom of the connecting key, the frictional resistance between the control block and the control groove is reduced, the control block can move in the control groove conveniently, and a circuit of the electromagnet is switched on when the control block is in contact with the control contact ring, so that the electromagnet and the permanent magnet attract each other, the connection between the shell and the connecting key is enhanced, and the occurrence of poor contact is prevented.

Preferably, the opposite face magnetism of electro-magnet and permanent magnet is opposite, and the quantity of electro-magnet is two, and evenly distributed is in the both sides of control slot, and when the electro-magnet circular telegram, the electro-magnet produced the magnetic field, and electro-magnet and permanent magnet attract each other because of opposite face magnetism, have realized strengthening the connection function between casing and connector link, have prevented the emergence of the contact failure condition between product and connected equipment.

Preferably, the connecting key is made of metal materials, a groove is formed in the bottom of the connecting key, the diameter of the connecting key is smaller than that of the connecting groove, the height of the connecting key is larger than that of the connecting groove, contact between the connecting key and the control block is facilitated, the connecting key can move up and down in the connecting groove conveniently, and connection between the connecting key and the shell is facilitated.

(III) advantageous effects

Compared with the prior art, the invention provides a television capable of preventing external force from pulling out a connecting device to enhance connection, which has the following beneficial effects:

1. this prevent that external force from extracting TV set that jointing equipment reinforcing is connected, through mutually supporting of wire and electromagnetic ring, drive the snap ring and become a whole with the connecting key joint when the circuit circular telegram, receive external force disturbance and make the connecting key outwards extract at jointing equipment, convert the kinetic energy of connecting key into the elastic potential energy of spring one, thereby prevent connecting key and spread groove disconnection, when external force disturbance finishes, thereby release spring one and drive the connecting key and resume to the normal position, realize preventing external force from extracting jointing equipment's function.

2. This prevent that external force from extracting TV set that jointing equipment reinforcing is connected, through the relative movement of permanent magnet and coil, change the magnetic flux of coil, because of lenz's law, the coil produces the relative movement that magnetic field hinders the permanent magnet to slow down the translation rate of connecting the key, prevent to extract suddenly and insert suddenly of connecting the key, reduced the impact damage that the spread groove received, prolonged the life of product, be favorable to user's use.

Drawings

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

FIG. 2 is a schematic view of the working structure of the housing of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is a partially enlarged view of portion B of FIG. 1 according to the present invention.

In the figure: 1. a housing; 2. connecting grooves; 3. a buffer tank; 4. a first spring; 5. a snap ring; 6. a wire; 7. an electromagnetic ring; 8. a coil; 9. starting a groove; 10. a second spring; 11. a start block; 12. starting a contact ring; 13. a control slot; 14. a third spring; 15. a control block; 16. a control contact ring; 17. an electromagnet; 18. a connecting bond; 19. a card slot; 20. and a permanent magnet.

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.

Referring to fig. 1-4, a tv set for preventing an external force from pulling out a connecting device to enhance connection comprises a housing 1, the housing 1 comprises a tv housing, a display screen, an internal working circuit and a power system, the tv housing is made of a plastic material to prevent electric leakage of the product and enhance the safety of the product, so that the normal operation of the product is not affected, the top of the housing 1 is provided with a connecting groove 2, the top of the housing 1 is provided with a buffer groove 3, the top of the buffer groove 3 is fixedly connected with a spring i 4, the bottom of the spring i 4 is fixedly connected with a snap ring 5, the snap ring 5 is made of an elastic plastic material and is in a ring shape, the diameter of the snap ring 5 is smaller than that of the buffer groove 3, the inner side shape of the snap ring 5 is matched with that of a connecting key 18, when a lead 6 is energized, the lead 6 drives the snap, thereby make in snap ring 5 joint to draw-in groove 19, connect into a whole with snap ring 5 and connecting key 18, thereby realize the function of preventing extracting of product, the inside fixedly connected with wire 6 of snap ring 5, 3 bottom fixedly connected with electromagnetism ring 7 of dashpot, electromagnetism ring 7 includes magnetic flux piece and surrounding coil 8, the magnetic field direction of electromagnetism ring 7 and the current direction quadrature in wire 6, when electromagnetism ring 7 circular telegram, electromagnetism ring 7 produces magnetic field, the current direction in the wire 6 receives the effect of ampere force because of with the magnetic field direction quadrature, and the centre of a circle of the directional snap ring 5 of ampere force, thereby drive the shrink of snap ring 5 to centre of a circle direction, realize the joint of snap ring 5 and connecting key 18.

The outer side of the connecting groove 2 is fixedly connected with a coil 8, the coil 8 is made of a metal copper material, the diameter of the coil 8 is larger than that of the connecting groove 2, the height of the coil 8 is smaller than that of the permanent magnet 20, when the magnetic flux of the coil 8 is changed due to the movement of the permanent magnet 20, the coil 8 generates a magnetic field to block the relative movement of the permanent magnet 20 due to the Lenz's law, so that the function of slowing down the movement of the connecting key 18 is realized, the damage of the connecting groove 2 caused by the sudden insertion and extraction of the connecting key 18 is prevented, the two sides of the shell 1 are respectively provided with a starting groove 9, the inner side of the starting groove 9 is fixedly connected with a spring II 10, the outer side of the spring II 10 is fixedly connected with a starting block 11, the outer side of the starting block 11 is fixedly connected with two symmetrical idler wheels, the diameter of the starting block 11 is smaller than that, the starting block 11 can move in the starting groove 9 conveniently, when the starting block 11 is in contact with the starting contact ring 12, the internal circuit of the control is switched on, and the function of a control product is realized, the starting contact ring 12 is fixedly connected to the inner wall of the starting groove 9, the bottom of the shell 1 is provided with the control groove 13, the bottom of the control groove 13 is fixedly connected with the third spring 14, the top of the third spring 14 is fixedly connected with the control block 15, the diameter of the control block 15 is smaller than that of the control groove 13, the control block 15 comprises a movable block body and an electric contact ring, the shape of the top of the control block 15 is matched with that of the bottom of the connecting key 18, the frictional resistance between the control block 15 and the control groove 13 is reduced, the control block 15 can move in the control groove 13 conveniently, when the control block 15 is in contact with the control contact ring 16, the circuit of the electromagnet 17 is switched on, prevent the occurrence of poor contact.

The bottom of the control groove 13 is fixedly connected with a control contact ring 16, the outer side of the control groove 13 is fixedly connected with an electromagnet 17, the opposite surfaces of the electromagnet 17 and the permanent magnet 20 are opposite in magnetism, the number of the electromagnets 17 is two, and the electromagnets 17 are uniformly distributed on the two sides of the control groove 13, when the electromagnet 17 is electrified, the electromagnet 17 generates a magnetic field, the electromagnet 17 and the permanent magnet 20 attract each other due to the opposite in magnetism, so that the connection function between the shell 1 and the connection key 18 is enhanced, the occurrence of poor contact between a product and a connection device is prevented, the connection key 18 is clamped at the top of the shell 1, the connection key 18 is made of a metal material, the bottom of the connection key 18 is provided with a groove, the diameter of the connection key 18 is smaller than that of the connection groove 2, the height of the connection key 18 is larger than the depth of the connection groove 2, the contact, the connection between the connecting key 18 and the shell 1 is facilitated, the clamping groove 19 is formed in the outer side of the connecting key 18, and the permanent magnet 20 is fixedly connected inside the connecting key 18.

The working principle is as follows: when the connecting key 18 is normally connected with the shell 1, the starting block 11 is contacted with the starting contact ring 12, the conducting wire 6 is electrified with the electromagnetic ring 7, the control block 15 is contacted with the control contact ring 16, the electromagnet 17 is electrified, the electromagnetic ring 7 is electrified to generate a magnetic field, the direction of the magnetic field is orthogonal to the direction of current in the conducting wire 6, the conducting wire 6 drives the snap ring 5 to be clamped in the clamping groove 19 under the action of ampere force, the snap ring 5 and the connecting key 18 are connected into a whole, the electromagnet 17 is electrified to generate the magnetic field, the electromagnet 17 and the permanent magnet 20 are mutually attracted because opposite magnetic surfaces are opposite, the connection between the connecting key 18 and the shell 1 is enhanced, when the connecting equipment is disturbed by short-time external force, the connecting key 18 moves upwards but is not separated from the starting block 11, the connecting key 18 drives the snap ring 5 to press the first spring 4, so that part of kinetic energy generated by disturbance is converted into elastic, move the normal position with connecting key 18 under the effect of a 4 elasticity of spring after the disturbance is ended, coil 8 makes the magnetic flux of coil 8 change because of relative movement with permanent magnet 20 simultaneously, produce the removal that magnetic field hinders connecting key 18 under lenz's law's effect, thereby reach and slow down the function that connecting key 18 removed and prevent connecting key 18 and extract, realized under the condition of short duration external force disturbance, connecting device can not break off with the product, remain the circular telegram operating condition all the time, the impact force that slows down connecting groove 2 and receive simultaneously, the damage of connecting groove 2 has been reduced.

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

Claims

1. The utility model provides a prevent that external force from extracting TV set that connecting device reinforcing is connected, includes casing (1), its characterized in that: the improved electromagnetic starting device is characterized in that a connecting groove (2) is formed in the top of a shell (1), a buffer groove (3) is formed in the top of the shell (1), a first spring (4) is fixedly connected to the top of the buffer groove (3), a snap ring (5) is fixedly connected to the bottom of the first spring (4), a lead (6) is fixedly connected to the inside of the snap ring (5), an electromagnetic ring (7) is fixedly connected to the bottom of the buffer groove (3), a coil (8) is fixedly connected to the outer side of the connecting groove (2), starting grooves (9) are formed in two sides of the shell (1), a second spring (10) is fixedly connected to the inner side of each starting groove (9), a starting block (11) is fixedly connected to the outer side of each second spring (10), a starting contact ring (12) is fixedly connected to the inner wall of each starting groove (9), a control groove (13) is formed, control groove (13) bottom fixedly connected with control touches ring (16), control groove (13) outside fixedly connected with electro-magnet (17), casing (1) top joint has connecting key (18), and draw-in groove (19) have been seted up in connecting key (18) outside, and the inside fixedly connected with permanent magnet (20) of connecting key (18).

2. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the shell (1) comprises a television shell, a display screen, an internal working circuit and a power supply system, wherein the television shell is made of plastic materials.

3. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the clamping ring (5) is made of elastic plastic materials and is in a circular ring shape, the diameter of the clamping ring (5) is smaller than that of the buffer groove (3), and the inner side shape of the clamping ring (5) is matched with the shape of the connecting key (18).

4. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the electromagnetic ring (7) comprises a magnetic flux block and a surrounding coil (8), and the direction of the magnetic field of the electromagnetic ring (7) is orthogonal to the direction of the current in the lead (6).

5. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: coil (8) are metal copper material, and the diameter of coil (8) is greater than the diameter of spread groove (2), and the height that highly is less than permanent magnet (20) of coil (8).

6. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the outside fixedly connected with of start block (11) has the gyro wheel of two symmetries, and the diameter of start block (11) is less than the diameter of starting groove (9), and start block (11) is including removing block and electric contact ring.

7. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the diameter of the control block (15) is smaller than that of the control groove (13), the control block (15) comprises a movable block body and an electric contact ring, and the shape of the top of the control block (15) is matched with the shape of the bottom of the connecting key (18).

8. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the opposite surfaces of the electromagnets (17) and the permanent magnets (20) are opposite in magnetism, and the number of the electromagnets (17) is two and the electromagnets are uniformly distributed on two sides of the control groove (13).

9. The television set for preventing the connection device from being pulled out by an external force to enhance the connection according to claim 1, wherein: the connecting key (18) is made of metal materials, a groove is formed in the bottom of the connecting key (18), the diameter of the connecting key (18) is smaller than that of the connecting groove (2), and the height of the connecting key (18) is larger than the depth of the connecting groove (2).