CN211320470U

CN211320470U - Spring lock type socket

Info

Publication number: CN211320470U
Application number: CN201922181145.7U
Authority: CN
Inventors: 邓远明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-21
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a spring lock type socket, which comprises a face shell, a socket core, two first springs and a bottom shell, wherein the top of the socket core is penetrated through the face shell and comprises a panel, two jacks are arranged on the panel, a pressure spring arm is respectively formed by downwards extending from the left end and the right end of the panel, an arm is respectively formed by downwards extending from the other two ends of the panel, the middle parts of the two arms are respectively provided with a containing hole, a lock bolt component is arranged in the containing hole and comprises a second spring and a lock bolt connected with the second spring, one end of the lock bolt is wedge-shaped, two ends of the bottom shell are respectively provided with a reed, the middle part of the bottom shell is provided with a sliding ring column, a first groove is formed on the sliding ring column, a sliding ring is sleeved on the first groove and can slide up and down along the sliding ring column, the bottom shell is connected with the two arm parts through the two first springs, to urge the wedge-shaped end of the lock bolt to be inserted between the slip ring post and the slip ring while the compression spring arm presses the spring to clamp the pin when the plug is inserted.

Description

Spring lock type socket

Technical Field

The utility model relates to a socket field, more specifically relates to a latch type socket.

Background

The socket is also called as a power socket and a switch socket. The socket means a socket into which one or more circuit terminals are inserted, through which various terminals are inserted to be connected to other circuits, and connection and disconnection of the part of the circuit is achieved by connection and disconnection between the wires and the copper member. When the plug is inserted into the socket, the plug is easy to loose, so that poor contact is caused, and the plug is very hard to insert and pull.

Therefore, there is a need to provide a latch-type socket that can prevent the plug from being released and is convenient to insert and pull, so as to solve the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can prevent that the plug pine takes off and inserts, dials convenient spring lock formula socket is provided.

In order to solve the above technical problems, the present invention provides a latch type socket, which comprises a face casing, a socket core, two first springs and a bottom casing, wherein the top of the socket core is inserted into the face casing, the socket core comprises a panel, the panel is provided with two insertion holes, a pressure spring arm is respectively formed by extending downwards from the left end and the right end of the panel, an arm is respectively formed by extending downwards from the other two ends of the panel, a containing hole is formed in the middle of each of the two arms, a lock bolt assembly is arranged in the containing hole, the lock bolt assembly comprises a second spring and a lock bolt, one end of the lock bolt is wedge-shaped, the lock bolt is connected with the second spring so as to extend and retract under the action of the second spring, two ends of the bottom casing are respectively provided with a spring, a sliding ring column is arranged in the middle of the bottom casing, a first groove is formed on the sliding ring column, a sliding ring is sleeved on the first groove and can slide up and down along the sliding ring column, the bottom shell is connected to the two arms by two first springs to urge the wedge-shaped end of the lock bolt to be inserted between the post of the slip ring and the slip ring when the plug is inserted downward through the insertion hole, while the arms of the pressure spring press the spring pieces to be pressed inward to clamp the pins of the plug.

The further technical scheme is as follows: the upper end of the outer side surface of each arm part is provided with a bulge to be matched with the surface shell to limit the position of the socket core.

The further technical scheme is as follows: the spring lock type socket further comprises a shell, and the upper end of the shell is opened and covered on the protrusion.

The further technical scheme is as follows: the sliding ring column comprises a first cylinder fixed on the bottom shell, a connecting rod and a third cylinder, wherein the connecting rod is formed by upwards extending the middle of the first cylinder, the third cylinder is arranged at the other end of the connecting rod, and a first groove is formed between the connecting rod and the first cylinder as well as between the connecting rod and the third cylinder.

The further technical scheme is as follows: the lower surface of the third cylinder is inwards recessed to form a second groove.

The further technical scheme is as follows: the slip ring includes the second cylinder and upwards extends the cone that forms from this second cylinder top edge, just be equipped with a through-hole that supplies the connecting rod to wear to establish on second cylinder and the cone, the slip ring can slide from top to bottom along the connecting rod under the effect of set bar subassembly.

The further technical scheme is as follows: the diameter of the second cylinder is the same as the diameter of the third cylinder.

The further technical scheme is as follows: the bottom end of the arm part is provided with a rectangular hole, a spring post is arranged at the position of the bottom shell corresponding to the rectangular hole, one end of the first spring is positioned in the rectangular hole, and the other end of the first spring is sleeved on the spring post.

Compared with the prior art, the bottom shell and the socket core in the spring lock type socket of the utility model are connected through the first spring, the sliding ring column is arranged on the bottom shell, the sliding ring which can move up and down along the sliding ring column is sleeved on the sliding ring column, the lock bolt component is arranged in the containing hole at the middle part of the arm part of the socket core, when the plug is inserted into the socket hole and pressed down, the socket core is pressed down under the action of pressure, the lock bolt extends out under the action of the second spring to be clamped into the first groove and positioned between the sliding ring column and the sliding ring, at the moment, the pressure spring arm presses the spring bolt to extrude the spring bolt inwards to clamp the pin of the plug so as to prevent the plug from loosening, when the plug is pulled out, the plug is held and pressed down, the lock bolt is driven by the socket core to move down, the wedge end of the lock bolt is jacked back into the containing hole, the lock bolt clamps the sliding ring under the action of the second spring, at the, make the set bar hold the slip ring rebound and move to first recess upper edge on, make slip ring upper surface butt in the slip ring post, and the slip ring guide the set bar and shift up and leave first recess, the socket core resets this moment, and along with the reed resilience that shifts up of compression spring arm resets and loosens and participate in, the plug can be extracted, can know, the utility model discloses a latch type socket not only can prevent that the plug pine from taking off and insert, dial the convenience.

Drawings

Fig. 1 is a schematic top view of an embodiment of the snap-lock receptacle of the present invention.

Fig. 2 is a schematic front view of the snap-lock receptacle of fig. 1.

Fig. 3 is a top view of the bottom housing of the latch jack of fig. 1.

Fig. 4 is a cross-sectional view B-B of the snap-lock receptacle of fig. 1 with the housing removed and a plug inserted.

Fig. 5 is a schematic view showing a state in which the socket core is reset in the latch type socket of fig. 4.

Fig. 6 is a schematic view of the latch jack of fig. 5 after the jack core is reset.

Fig. 7 is a cross-sectional view a-a of the snap-lock receptacle of fig. 1 with the housing removed and a plug inserted.

Fig. 8 is a schematic view of the latch jack of fig. 7 after the jack core is reset.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1 to 8, fig. 1 to 8 show an embodiment of the latch type socket 1 of the present invention. In the embodiment shown in the drawings, the latch type socket 1 includes a face shell 10, a socket core 20, two first springs 40 and a bottom shell 30, the top of the socket core 20 penetrates through the face shell 10, the socket core includes a face plate 201, two insertion holes 202 are formed on the face plate 201, a pressure spring arm 203 is respectively formed by extending downward from the left end and the right end of the face plate 201, an arm 204 is respectively formed by extending downward from the other two ends of the face plate 201, a receiving hole 2041 is formed in the middle of each of the two arm 204, a lock bolt assembly 205 is disposed in the receiving hole 2041, the lock bolt assembly 205 includes a second spring 2051 and a lock bolt 2052, one end of the lock bolt 2052 is wedge-shaped, the lock bolt 2052 is connected to the second spring 2051 to extend and retract under the action of the second spring 2051, two ends of the bottom shell 30 are respectively provided with a spring 304, the middle of the bottom shell is provided with a sliding ring 301, a first groove 3015 is formed on the sliding ring 301, a sliding ring 303 is fitted over the first recess 3015 and can slide up and down along the sliding ring column 301, and the bottom shell 30 is connected to the two arm portions 204 through two first springs 40 to urge the wedge-shaped end of the latch 2052 to be inserted between the sliding ring column 301 and the sliding ring 303 when the plug 2 is inserted downward through the insertion hole 202, and the pressing spring arm 203 presses the spring plate 304 inward to clamp the pin 3 of the plug 2. Based on the above design, when the plug 2 is inserted into the jack 202 and pressed downwards, the socket core 20 is pressed downwards under the action of pressure, the wedge-shaped end of the latch 2052 is extended outwards under the action of the second spring 2051 to be clamped into the first groove 3015 and located between the slip ring column 301 and the slip ring 303, at this time, the latch arm 203 presses the spring plate 304 inwards to clamp the pin 3 of the plug 2 so as to prevent the plug 2 from loosening, when the plug 2 is held and pressed downwards when the plug 2 is pulled out, the latch 2052 is driven by the socket core 20 to move downwards, the wedge-shaped end of the latch 2052 is pushed back into the accommodating hole 2041, the latch 2052 clamps the slip ring 303 under the action of the second spring 2051, at this time, the first spring 40 rebounds and resets to release the plug 2, so that the latch 2052 clamps the slip ring 303 and moves upwards to the upper edge of the first groove 3015, the upper surface of the slip ring 303 abuts against the slip ring column 301, and the socket core 20 continues to move upwards under the action of the elastic force of the first spring 40, the slip ring 303 can guide the latch 2052 upward to be out of the first recess 3015, at which time the socket core 20 is reset and the plug 2 can be pulled out as the upward moving spring 304 of the pressure spring arm 203 rebounds to reset the release pin 3.

Preferably, in the present embodiment, a rectangular hole 2043 is formed at the bottom end of the arm 204, a spring post 305 is disposed at a position of the bottom case 30 corresponding to the rectangular hole 2043, one end of the first spring 40 is located in the rectangular hole 2043, and the other end is sleeved on the spring post 305.

With continued reference to fig. 1, 2 and 4, in some embodiments, the latch type socket 1 further includes a housing 50, and an upper end of an outer side of each arm 204 is provided with a protrusion 2042, and an upper end of the housing 50 is open and covers the protrusion 2042. Based on this design, the protrusion 2042 cooperates with the front shell 10 to limit the position of the socket core 20, i.e., prevent the socket core 20 from moving up excessively when the first spring 40 is reset.

With reference to fig. 3 to 6, in this embodiment, the sliding ring column 301 includes a first cylinder 3011 fixed on the bottom shell 30, a connecting rod 3012 formed by extending upward from a middle portion of the first cylinder 3011, and a third cylinder 3013 disposed at another end of the connecting rod 3012, and the first groove 3015 is formed between the connecting rod 3012 and the first cylinder 3011 and the third cylinder 3013. Preferably, the lower surface of the third cylinder 3013 is recessed inward to form a second groove 3014.

Correspondingly, the sliding ring 303 includes a second cylinder 3031 and a cone 3032 extending upward from the top edge of the second cylinder 3031, and the second cylinder 3031 and the cone 3032 are provided with a through hole 3033 for the connecting rod 3012 to pass through, the sliding ring 303 can slide up and down along the connecting rod 3012 under the action of the latch assembly 205, preferably, the diameter of the second cylinder 3031 is the same as the diameter of the third cylinder 3013, when the sliding ring 303 moves up to the upper edge of the first recess 3015, the cone 3032 is located in the second recess 3014, and the outer side surface of the cone 3032 abuts against the surface of the second recess 3014. Understandably, in certain other embodiments, the diameter of the second cylinder 3031 may be slightly larger than the diameter of the third cylinder 3013.

The following describes the operation of the latch type socket 1 in detail:

when the plug 2 is inserted into the latch type socket 1 through the jack 202, the socket core 20 moves downwards under the action of the pressing force of the plug 2, as shown in fig. 4 and 7, the wedge-shaped end of the latch 2052 protrudes outwards under the action of the second spring 2051 to be clamped into the first groove 3015 and located between the sliding ring column 301 and the sliding ring 303 to fix the position of the socket core 20, and meanwhile, the compression spring arm 203 presses the spring plate 304 inwards to clamp the pin 3 of the plug 2 to prevent the plug 2 from being loosened; when the plug 2 is to be pulled out, the user holds the plug 2 and presses down, the socket core 20 continues to move downwards, the latch 2052 is driven by the socket core 20 to move downwards, the wedge-shaped end of the latch 2052 is pushed back into the accommodating hole 2041 by the sliding ring 303, the latch 2052 clamps the sliding ring 303 under the action of the elastic force of the second spring 2051, at this time, the user releases the plug 2, the first spring 40 rebounds and resets, so that the latch 2052 clamps the sliding ring 303 to move upwards (as shown in fig. 5), when the sliding ring 303 moves to the upper edge of the first groove 3015, the upper surface of the cone 3032 abuts against the second groove 3014, because the outer diameter of the sliding ring 303 is equal to the diameter of the third cylinder 3013 of the sliding ring column 301, the socket core 20 can continue to move upwards under the action of the elastic force of the first spring 40, the sliding ring 303 can guide the latch 2052 to move upwards to leave the first groove 3015, and the reset position of the socket core 20 can be limited under the action of the protrusion 2042, as shown in fig. 6 and 8, the socket core 20 is reset at this time, and the plug 2 can be pulled out as the upward moving spring 304 of the compression spring arm 203 rebounds to reset the release pin 3.

In conclusion, the spring plate can automatically clamp the pin under the action of the pressure spring arm after the plug is inserted into the spring lock type socket, and the position state can be always kept through the matching of the lock bolt assembly, the sliding ring column and the sliding ring so as to keep the pin and the spring plate in good contact without loosening; and when the plug is pulled out, the lock bolt is separated from the first groove of the sliding ring column under the action of force, the socket core resets, the pressure spring arm moves upwards, the spring leaf rebounds to reset and loosens the plug pin, and the plug can be easily pulled out.

The foregoing is considered as illustrative of the preferred embodiments of the invention and is not intended to limit the invention in any way. Various equivalent changes and modifications can be made on the basis of the above embodiments by those skilled in the art, and all equivalent changes and modifications within the scope of the claims should fall within the protection scope of the present invention.

Claims

1. A latch type socket is characterized in that: the spring lock type socket comprises a face shell, a socket core, two first springs and a bottom shell, wherein the face shell is penetrated through the top of the socket core, the socket core comprises a panel, two jacks are arranged on the panel, a pressure spring arm is respectively formed by downwards extending from the left end and the right end of the panel, an arm is respectively formed by downwards extending from the other two ends of the panel, a containing hole is respectively formed in the middle of each arm, a lock bolt component is arranged in each containing hole and comprises a second spring and a lock bolt, one end of each lock bolt is wedge-shaped and is connected with the second spring so as to stretch under the action of the second spring, two ends of the bottom shell are respectively provided with a spring plate, the middle part of each lock bolt is provided with a sliding ring column, a first groove is formed on each sliding ring column, and a sliding ring is sleeved on the first groove and can slide up and down along the sliding ring column, the bottom shell is connected to the two arms by two first springs to urge the wedge-shaped end of the lock bolt to be inserted between the post of the slip ring and the slip ring when the plug is inserted downward through the insertion hole, while the arms of the pressure spring press the spring pieces to be pressed inward to clamp the pins of the plug.

2. The latch jack of claim 1 wherein: the upper end of the outer side surface of each arm part is provided with a bulge to be matched with the surface shell to limit the position of the socket core.

3. The latch jack of claim 2 wherein: the spring lock type socket further comprises a shell, and the upper end of the shell is opened and covered on the protrusion.

4. The latch jack of claim 1 wherein: the sliding ring column comprises a first cylinder fixed on the bottom shell, a connecting rod and a third cylinder, wherein the connecting rod is formed by upwards extending the middle of the first cylinder, the third cylinder is arranged at the other end of the connecting rod, and a first groove is formed between the connecting rod and the first cylinder as well as between the connecting rod and the third cylinder.

5. The latch jack of claim 4 wherein: the lower surface of the third cylinder is inwards recessed to form a second groove.

6. The latch jack of claim 5 wherein: the slip ring includes the second cylinder and upwards extends the cone that forms from this second cylinder top edge, just be equipped with a through-hole that supplies the connecting rod to wear to establish on second cylinder and the cone, the slip ring can slide from top to bottom along the connecting rod under the effect of set bar subassembly.

7. The latch jack of claim 6 wherein: the diameter of the second cylinder is the same as the diameter of the third cylinder.

8. The latch jack of claim 1 wherein: the bottom end of the arm part is provided with a rectangular hole, a spring post is arranged at the position of the bottom shell corresponding to the rectangular hole, one end of the first spring is positioned in the rectangular hole, and the other end of the first spring is sleeved on the spring post.