CN107069335B

CN107069335B - Anti-loosening and anti-deformation durable socket

Info

Publication number: CN107069335B
Application number: CN201710250417.7A
Authority: CN
Inventors: 丁光明
Original assignee: Hunan Siase Electric Industrial Co ltd
Current assignee: Hunan Siase Electric Industrial Co ltd
Priority date: 2017-04-17
Filing date: 2017-04-17
Publication date: 2023-07-14
Anticipated expiration: 2037-04-17
Also published as: CN107069335A

Abstract

The invention discloses an anti-loosening and anti-deformation durable socket which comprises a socket panel, a base, a plug bush and a safety door, wherein the plug bush is embedded on the base, and the panel is connected with the safety door through an elastic element; the body of the plug bush is provided with splayed contacts relatively, the lower part of the jack of the panel is provided with a blocking rib which is integrally formed with the panel relatively, and the blocking rib is pressed and buckled on the body; an elastic stainless steel sheath is wrapped on the outer surface of the plug bush, a splayed clamping piece is arranged on the main body of the sheath, and a transitional arc is arranged at the joint of the main body and the clamping piece; support columns are oppositely arranged between the bottom of the plug bush and the base, the support columns are arranged at two ends of the plug bush, and step columns integrally formed with the base are arranged on the side face of the plug bush. The invention aims to provide a durable anti-loosening composite socket plug bush which has good elasticity, deformation resistance and long service life and can effectively prevent damage caused by abnormal plug and play.

Description

Anti-loosening and anti-deformation durable socket

Technical Field

The invention relates to a socket, in particular to a durable socket which is loose-proof and deformation-proof.

Background

With the popularization of household appliances, the number of power supply sockets in the home is also gradually increased. The socket is an indispensable electrical fitting in life of people, the plug bush is an important component part in the socket, most of the plug bush is folded into a U shape with a tight opening by a copper sheet for use, and the plug bush has certain elasticity and conductivity, and is also called a contact piece. When the socket is normally used, the service life of the socket can reach at least 5000 times of plugging times, but with the popularization and diversified development of electric appliances, abnormal use is caused when the socket is used, for example, when an electric appliance such as a blower, an electric fan and a mobile phone is used for charging, certain mobile use can be generated, namely, when a plug is plugged in the socket, the electric appliance is moved, an electric wire is pulled to buckle and shake the plug left and right on the socket, and the situation is common when the electric appliance is charged while playing a mobile phone or the blower blows hair; or when the plug is plugged, the plug is too obliquely inserted, irreversible deformation can be caused to the plug, the plug is deformed due to the fact that the angle is too much when the plug is used (plugged) abnormally, the plug is deformed due to the fact that the angle is too much when the plug is used abnormally, or the plug is deformed due to the fact that the quality of a product is not too much, the damage to the plug is very large, the copper sheet plug is easy to produce fatigue deformation, elasticity is reduced, the plug is very loose when being plugged into the socket, poor contact between the plug and the plug can be caused when the plug is used, heating and burning are caused, the whole socket loses use value, waste is caused, and potential safety hazards are caused.

Disclosure of Invention

The invention aims to solve the problems and provide the durable socket which is loose-proof and deformation-proof, has good elasticity, deformation resistance and long service life, and can effectively prevent damage caused by abnormal plug-in.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a locking, anti-deformation durable socket, includes socket panel (3) and base (5) of mutual lock, still includes plug bush (1), emergency exit (4), plug bush (1) embedded setting is on base (5), connect through elastic element between panel (3) and the emergency exit (4); the socket comprises a body (11) of the socket (1), wherein splayed contacts (101) are oppositely arranged on the body, blocking ribs (32) integrally formed with the panel (3) are oppositely arranged below insertion holes (31) of the panel (3), and the blocking ribs (32) are pressed and buckled on the body (11); an elastic stainless steel sheath (2) is wrapped on the outer surface of the plug bush (1), a splayed clamping piece (23) is arranged on a main body (20) of the sheath (2), and a transitional circular arc is arranged at the joint of the main body (20) and the clamping piece (23); support columns (52) are oppositely arranged between the bottom of the plug bush (1) and the base (5), the support columns (52) are arranged at two ends of the plug bush (1), and step columns (51) integrally formed with the base are arranged on the side face of the plug bush (1).

The anti-loosening and anti-deformation durable socket according to claim 1, wherein the safety door (4) comprises two slopes (41) positioned on the same plane, the slopes (41) are of a segmented structure and comprise an upper inclined plane (403) and a lower inclined plane (401), and a transition surface (402) is arranged between the upper inclined plane (403) and the lower inclined plane (401); the bottom of the safety door (4) is arc-shaped, a sliding groove (43) matched with a guide rail (501) on the base (5) is formed, and step columns (51) are arranged on two sides of the guide rail (501); an elastic element is connected between the panel (3) and the safety door (4), a clamping column (42) for fixing the elastic element is arranged between the two slopes (41), and the elastic action of the elastic element is horizontal and the direction of the elastic element faces the lower end of the slope (41) of the safety door (4).

Further, a punching and riveting hole (12) is formed in the lower end of the surface of the body (11) of the plug bush (1); the inside of main part (20) is provided with card (22), main part (20) rivet through punching rivet hole (12) on card (22) and body (11).

Further, the main body (20) is rectangular and is of a split structure, and the main body (20) is rectangular formed by splicing two oppositely arranged U-shaped sheets.

Further, a groove (13) is formed in a contact (101) on the body (11) of the plug bush (1), and a bump (24) corresponding to the clamping piece (23) is formed in the clamping piece.

Further, an electrotinning layer is arranged on the surface of the sheath (2).

Further, the upper inclined surface (403) forms an angle A with the horizontal plane of 42 degrees; the angle B formed by the lower inclined surface and the vertical plane is 30 degrees.

Further, the bevel edge length of the upper bevel (403) is 1/3-1/2 of the bevel edge length of the lower bevel (401).

Further, the end face, close to the insertion hole (31), of the blocking rib (32) is parallel to the inner end face of the insertion hole (31) and is 0.05-0.1mm apart.

Further, slope surfaces (321) are arranged on the outer surfaces of the blocking ribs (32) which are oppositely arranged.

The invention has the beneficial effects that:

1. the plug has good elasticity, deformation resistance and long service life, effectively meets the mobile use requirements of users, prevents the influence of abnormal plug and socket, avoids the fatigue of the plug and the heating burning out caused by loose plug or poor contact, and even safety accidents;

2. when the plug is unplugged accidentally and abnormally, the inclination between the plug and the socket can be effectively reduced by the blocking ribs, so that the bending of the movable contact of the plug is avoided, the elasticity of the movable contact is weakened, and the service life can be prolonged;

3. the two-pole driving of the safety gate adopts sectional driving at the same time, so that the labor and the safety of the plug are saved, and the hand feeling of the plug is improved; when the plug is inserted into the jack at an excessive inclination angle, the safety door 4 also deflects, so that damage to the plug bush when the plug is inserted into the jack at an excessive inclination angle is effectively avoided, and the service life is prolonged;

4. the bottom of the plug bush is connected with the base through the support rods, compared with the traditional plug bush, the bottom of the plug bush is integrally contacted with the base, the stress points are transferred to the contact points of the plug bush and the support rods from the end points of the periphery of the bottom of the plug bush, so that the torque generated by rotation during plug can be reduced, and the bifurcation force on the upper part of the plug bush is reduced;

5. the slope surface arranged on the blocking rib has a guiding function during insertion, and can guide the plug to return to normal when the plug is obliquely inserted, so that the plug bush is prevented from being damaged, and the number of times of insertion and extraction is greatly increased;

6. the elastic stainless steel sheath is arranged on the surface of the plug bush, so that the plug bush is good in elasticity, more beneficial to deformation resistance and longer in service life.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a partially enlarged schematic view of fig. 1 at B.

Fig. 3 is a schematic view of a perspective cross-section of a first embodiment of the present invention. (omitted the emergency exit)

Fig. 4 is an enlarged partial schematic view of fig. 3 at C.

Fig. 5 is a schematic view of a second perspective cross-sectional perspective structure of the present invention. (omitted the emergency exit)

Fig. 6 is a schematic perspective view of the safety door of the present invention.

Fig. 7 is a schematic front view of the safety door of the present invention.

FIG. 8 is a schematic view of the cross-sectional structure at A-A in FIG. 7.

Fig. 9 is an exploded view of the sleeve and sheath of the present invention.

The text labels in the figures are expressed as: 1. a plug bush; 2. a sheath; 3. a panel; 4. a safety door; 5. a base; 101. a contact; 11. a body; 12. punching a riveting hole; 13. a groove; 20. a main body; 22. a card; 23. a clamping piece; 24. a bump; 31. a jack; 32. a blocking rib; 321. a slope; 51. a step post; 52. a support column; 53. a boss; 41. a ramp; 42. a clamping column; 43. a sliding groove; 401. a lower inclined plane; 402. a transition surface; 403. an upper inclined plane; 501. and a guide rail.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-9, the durable anti-loosening and anti-deformation socket comprises a socket panel 3 and a base 5 which are buckled with each other, and also comprises a plug bush 1 and a safety door 4, wherein the plug bush 1 is embedded on the base 5, and the panel 3 is connected with the safety door 4 through an elastic element; the body 11 of the plug bush 1 is provided with splayed contacts 101 oppositely, the lower part of the jack 31 of the panel 3 is provided with a blocking rib 32 which is integrally formed with the panel 3 oppositely, and the blocking rib 32 is pressed and buckled on the body 11; the outer surface of the plug bush 1 is wrapped by an elastic stainless steel sheath 2, a splayed clamping piece 23 is arranged on a main body 20 of the sheath 2, and a transitional circular arc is arranged at the joint of the main body 20 and the clamping piece 23; support columns 52 are oppositely arranged between the bottom of the plug bush 1 and the base 5, the support columns 52 are arranged at two ends of the plug bush 1, and step columns 51 integrally formed with the base 5 are arranged on the side face of the plug bush 1.

Preferably, the safety door 4 includes two slopes 41 located on the same plane, the slopes 41 are of a segmented structure, and include an upper slope 403 and a lower slope 401, and a transition surface 402 is provided between the upper slope 403 and the lower slope 401; the bottom of the safety door 4 is arc-shaped, a sliding groove 43 matched with a guide rail 501 on the base 5 is formed, and step columns 51 are arranged on two sides of the guide rail 501; an elastic element is connected between the panel 3 and the safety door 4, a clamping column 42 for fixing the elastic element is arranged between the two slopes 41, and the elastic force of the elastic element acts horizontally and is directed towards the lower end of the slope 41 of the safety door 4.

Preferably, a punching and riveting hole 12 is formed at the lower end of the surface of the body 11 of the plug bush 1; the inside of main part 20 is provided with card 22, main part 20 rivets through the punching and riveting hole 12 on card 22 and the body 11, and punching and riveting one shot forming is convenient in processing.

Preferably, the main body 20 is rectangular, and the sheath 2 is of a split structure, and the main body 20 is rectangular formed by splicing two oppositely arranged U-shaped sheets.

Preferably, the contact 101 on the body 11 of the socket 1 is provided with a groove 13, and the clamping piece 23 is provided with a bump 24 corresponding to the groove.

Preferably, the surface of the sheath 2 is provided with an electroplated tin layer.

Preferably, the upper inclined surface 403 forms an angle a with the horizontal plane of 42 °; the angle B formed by the lower inclined surface 401 and the vertical plane is 30 °.

Preferably, the bevel edge length of the upper bevel 403 is 1/3-1/2 of the bevel edge length of the lower bevel 401.

Preferably, the end surface of the rib 32 close to the jack 31 is parallel to the inner end surface of the jack 31 and is spaced apart by 0.05-0.1mm.

Preferably, the outer surfaces of the ribs 32 opposite to each other are provided with slopes 321.

When a single electric appliance is inserted from a single pole, the upper end of the guide rail 501 is arc-shaped, the safety door 4 is matched with the guide rail through the sliding groove at the bottom, the safety door 4 deflects under the condition of single-end stress, the bottom of the safety door 4 is contacted with the front end of the step column 51, and meanwhile, the safety door is propped against by the step column 51 and cannot move; when the plug is inserted into the jack at an excessively large inclination angle, the safety door 4 is also deflected, so that damage to the plug bush 1 when the plug is inserted into the jack 31 at an excessively large inclination angle is effectively avoided. During normal use, the plug is inserted into the vertical socket, the bottom of the safety door 4 is not contacted with the step posts 51 at the two ends, and the upper inclined surface helps the plug to be inserted with smaller initial force, so that the safety door 4 slides along the guide rail 501, the safety door 4 has larger movement inertia, labor is saved, the lower inclined surface 401 is pushed to move more easily after arc transition, and the plugging hand feeling is improved. After the plug is inserted into the socket, if the wire is pulled to buckle and shake the plug, the shaking amplitude of the blocking rib 32 can be limited, so that irreversible damage to the plug bush 1 is avoided, and meanwhile, the elastic recovery of the plug bush 1 is also enhanced by the sheath 2.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.

Claims

1. The anti-loosening and anti-deformation durable socket comprises a socket panel (3) and a base (5) which are buckled with each other, and is characterized by further comprising a plug bush (1) and a safety door (4), wherein the plug bush (1) is arranged on the base (5) in an embedded manner, and the panel (3) is connected with the safety door (4) through an elastic element; the socket comprises a body (11) of the socket (1), wherein splayed contacts (101) are oppositely arranged on the body, blocking ribs (32) integrally formed with the panel (3) are oppositely arranged below insertion holes (31) of the panel (3), and the blocking ribs (32) are pressed and buckled on the body (11); an elastic stainless steel sheath (2) is wrapped on the outer surface of the plug bush (1), a splayed clamping piece (23) is arranged on a main body (20) of the sheath (2), and a transitional circular arc is arranged at the joint of the main body (20) and the clamping piece (23); support columns (52) are oppositely arranged between the bottom of the plug bush (1) and the base (5), the support columns (52) are arranged at two ends of the plug bush (1), and step columns (51) integrally formed with the base (5) are arranged on the side face of the plug bush (1);

the safety door (4) comprises two slopes (41) which are positioned on the same plane, wherein the slopes (41) are of a segmented structure and comprise an upper inclined plane (403) and a lower inclined plane (401), and a transition surface (402) is arranged between the upper inclined plane (403) and the lower inclined plane (401); the bottom of the safety door (4) is arc-shaped, a sliding groove (43) matched with a guide rail (501) on the base (5) is formed, and step columns (51) are arranged on two sides of the guide rail (501); an elastic element is connected between the panel (3) and the safety door (4), a clamping column (42) for fixing the elastic element is arranged between the two slopes (41), and the elastic action of the elastic element is horizontal and the direction of the elastic element faces the lower end of the slope (41) of the safety door (4).

2. The anti-loosening and anti-deformation durable socket according to claim 1, wherein a punching and riveting hole (12) is formed at the lower end of the surface of the body (11) of the plug bush (1); the inside of main part (20) is provided with card (22), main part (20) rivet through punching rivet hole (12) on card (22) and body (11).

3. The anti-loosening and anti-deformation durable socket according to claim 2, wherein the main body (20) is rectangular and has a split structure, and the main body (20) is rectangular formed by splicing two oppositely arranged U-shaped pieces.

4. The anti-loosening and anti-deformation durable socket according to claim 1, wherein the contact (101) on the body (11) of the plug bush (1) is provided with a groove (13), and the clamping piece (23) is provided with a bump (24) corresponding to the groove.

5. A durable socket according to claim 1, characterized in that the jacket (2) surface is provided with an electroplated tin layer.

6. A durable socket against loosening and deformation according to claim 1, wherein the upper bevel (403) forms an angle a of 42 ° with the horizontal; the angle B formed by the lower inclined surface (401) and the vertical plane is 30 degrees.

7. A durable socket according to claim 1, wherein the bevel edge length of the upper bevel (403) is 1/3-1/2 of the bevel edge length of the lower bevel (401).

8. A durable socket according to claim 1, wherein the end surface of the rib (32) adjacent to the receptacle (31) is parallel to the inner end surface of the receptacle (31) and is spaced from 0.05-0.1mm.

9. The anti-loosening and anti-deformation durable socket according to claim 8, wherein the outer surfaces of the ribs (32) which are oppositely arranged are provided with sloping surfaces (321).