CN115548767A

CN115548767A - Electric connector with anti-drop function

Info

Publication number: CN115548767A
Application number: CN202211368900.2A
Authority: CN
Inventors: 钟佐美; 张薇薇; 聂学平
Original assignee: Nanchang Intelligent Production Technology Co ltd
Current assignee: Nanchang Intelligent Production Technology Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2022-12-30

Abstract

The invention discloses an electric connector with an anti-falling function, which belongs to the technical field of circuit connection and comprises a first plug and a second plug, wherein a limiting sleeve is embedded and sleeved on the outer surface of the first plug, an external thread I is fixedly connected to the outer surface of the end part of the limiting sleeve, a shell is fixedly sleeved on the outer surface of the second plug, an internal thread I is arranged on the inner surface of one end of the shell, an external thread II is fixedly connected to the outer surface of the other end of the shell, a rotating cover is meshed and sleeved on the outer surface of the external thread II, a cavity is formed in the rear wall of the rotating cover, a rotating shaft is rotatably connected to the side wall of the cavity, and a clamping rod is fixedly connected to the outer surface of the rotating shaft.

Description

Electric connector with anti-drop function

Technical Field

The invention relates to the technical field of circuit connection, in particular to an electric connector with an anti-falling function.

Background

The electric connector is a circuit element connected by circuits, is mainly applied to aviation and aerospace systems, particularly has extremely large using amount of the electric connector used on an airplane, generally the using amount of one airplane electric connector can reach hundreds of pieces to thousands of pieces, and thousands of circuits are involved, so the connection quality of the electric connector is very important.

Through retrieval, chinese patent No. CN201821245989.2 discloses an anti-drop electrical connector, which can prevent loose contact after the electrical connector is used for a period of time, but cannot reinforce the connection of an external wire, so that the drop of the external wire cannot be prevented, the electrical connector cannot efficiently and stably connect wires for a long time, the working quality of a product is reduced, and the problem of device defects is caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an electric connector with an anti-falling function.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an electric connector with anti-drop function, includes plug one and plug two, the surface gomphosis of plug one has cup jointed the stop collar, the surface rigid coupling of stop collar tip has external screw thread one, the external surface fixing of plug two has cup jointed the casing, internal thread one has been seted up to the internal surface of casing one end, the surface rigid coupling of the casing other end has external screw thread two, the surface meshing of external screw thread two has cup jointed and has changeed the lid, the cavity has been seted up in changeing the back wall of lid, it is connected with the pivot to rotate on the lateral wall of cavity, the surface rigid coupling of pivot has the clamping bar.

Furthermore, the first plug and the second plug are connected through the conductive plug post, the first external thread is meshed with the first internal thread, and the limiting sleeve is inserted between the second plug and the shell.

Furtherly, it is provided with the telescopic link to link up on the lateral wall of cavity, the one end rigid coupling of telescopic link has the turn-button, the surface rigid coupling of the telescopic link other end has the card strip, the surface slip of card strip has cup jointed the gear, and the terminal surface slip of card strip and telescopic link and pivot cup joints, the annular has all been seted up to the terminal surface of gear, the fixed plate has been slided and has been cup jointed in the annular, set up recess two on the lateral wall of cavity, it has cup jointed fixture block two to rotate between the lateral wall of recess two, install spring two between the lateral wall of fixture block two and recess two.

Furthermore, the second fixture block is meshed with the outer surface of the gear and limited by the side walls of the second groove, the fixed plate is fixedly connected with the side walls of the cavity, and the second fixture block is located between the fixed plates.

Furthermore, the telescopic rod drives the gear and the rotating shaft to rotate through the clamping strips, and the gear limits rotation of the clamping strips and the rotating shaft through the clamping blocks II and the grooves II.

Furthermore, the clamping rod and the clamping block are symmetrically arranged about the central axis of the rotating cover respectively, and a lead is sleeved in the rotating cover.

Further, the rigid coupling has solid fixed ring on the terminal surface of plug one, gu fixed ring's surface has seted up recess one, it has cup jointed fixture block one to rotate between the lateral wall of recess one, install spring one between the lateral wall of fixture block one and recess one, and the rigid coupling has insulating rope on the lateral wall of fixture block one, the other end rigid coupling of insulating rope has the drawing block, the caulking groove has been seted up on the terminal surface of plug two, the draw-in groove has been seted up on the surface of caulking groove, and the rigid coupling has the sealing ring on the terminal surface of caulking groove.

Furthermore, the first groove and the clamping groove are uniformly distributed about the central axes of the first plug and the second plug respectively, the first clamping block is connected with the clamping groove in a clamped mode, the fixing ring is connected with the embedded groove in an embedded mode, and the first clamping block corresponds to the clamping groove one to one.

Furthermore, the sealing ring can elastically deform, the insulating rope penetrates through the first plug, and the pull block is in contact connection with the end face of the first plug.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the clamping bar is driven to rotate by the telescopic rod on the rotary button, so that the clamping bar synchronously drives the gear and the rotating shaft to rotate, the gear pushes the second clamping block to contract into the second groove, the rotating shaft drives the clamping rod to clamp the outer surface of the circuit, after the clamping rod clamps the circuit, the constraint of the rotary button and the telescopic rod is released, so that the telescopic rod and the clamping bar stop rotating, the gear is clamped with the rebounded second clamping block again, when the clamping rod has a tendency of rotating under the rebounding of the circuit, the clamping rod transmits the rotating tendency to the gear through the rotating shaft and the clamping bar, at the moment, the gear has a tendency of driving the second clamping block to rebound further, the second clamping block is limited by the side wall of the second groove and cannot rebound further, so that the second clamping block blocks the rotation of the gear, the rotation of the clamping rod is further blocked, the clamping circuit can be stably clamped, the purpose of reinforcing the circuit connection is achieved, the circuit can be further prevented from falling off, the electric connector can efficiently and stably connect the circuit for a long time, and the working quality of the electric connector is further improved.

2. The first plug and the second plug are fixed preliminarily by clamping the first clamping block with the clamping groove, poor contact of the conductive plug is avoided preliminarily, the limiting sleeve is rotated, the first external thread on the limiting sleeve is meshed with the first internal thread in the shell, the limiting sleeve is embedded into the shell in a spiral mode, the first plug is pushed to be connected with the second plug by the inner surface of the limiting sleeve, the purpose of fully fixing the first plug and the second plug is achieved, normal contact of the conductive plug is guaranteed, and the purpose of preventing the circuit of the electric connector from falling off is achieved preliminarily.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic overall structure diagram of an electrical connector with an anti-drop function according to the present invention;

fig. 2 is an enlarged view of a portion a of the electrical connector with an anti-falling function in fig. 1 according to the present invention;

fig. 3 is a schematic view of a gear structure of an electrical connector with an anti-falling function according to the present invention;

fig. 4 is a schematic diagram of a clamping block of an electrical connector with an anti-falling function according to the present invention;

fig. 5 is a sectional view of a structure of a stop collar of an electrical connector with an anti-falling function according to the present invention;

fig. 6 is a rear cross-sectional view of a rotating cover of an electrical connector with an anti-falling function according to the present invention.

In the figure: 1. a first plug; 2. a second plug; 3. a position limiting sleeve; 4. a housing; 5. the first external thread; 6. a first internal thread; 7. rotating the cover; 8. a fixing ring; 9. a first groove; 10. a first clamping block; 11. a first spring; 12. an insulating rope; 13. pulling the block; 14. caulking grooves; 15. a seal ring; 16. a card slot; 17. a cavity; 18. a telescopic rod; 19. turning a button; 20. clamping the strip; 21. a gear; 22. a rotating shaft; 23. a ring groove; 24. a fixing plate; 25. a clamping bar; 26. a second groove; 27. a second clamping block; 28. and a second spring.

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.

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, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Example 1:

referring to fig. 1, 3 and 5-6, the present invention provides a technical solution: an electric connector with an anti-falling function comprises a first plug 1 and a second plug 2, wherein a limiting sleeve 3 is embedded and sleeved on the outer surface of the first plug 1, an external thread first 5 is fixedly connected to the outer surface of the end part of the limiting sleeve 3, a shell 4 is fixedly sleeved on the outer surface of the second plug 2, an internal thread first 6 is arranged on the inner surface of one end of the shell 4, an external thread second is fixedly connected to the outer surface of the other end of the shell 4, a rotating cover 7 is sleeved on the outer surface of the external thread second in a meshed mode, a cavity 17 is formed in the rear wall of the rotating cover 7, a rotating shaft 22 is rotatably connected to the side wall of the cavity 17, a clamping rod 25 is fixedly connected to the outer surface of the rotating shaft 22, the first plug 1 and the second plug 2 are connected through a conductive inserting column, the external thread first 5 is connected with the internal thread first 6 in a meshed mode, the limiting sleeve 3 is inserted between the second plug 2 and the shell 4, a telescopic rod 18 is arranged on the side wall of the cavity 17 in a penetrating mode, a rotary button 19 is fixedly connected to one end of the telescopic rod 18, a clamping strip 20 is fixedly connected to the outer surface of the other end of the telescopic rod 18, the outer surface of the clamping strip 20 is sleeved with a gear 21 in a sliding manner, the clamping strip 20 and the end surface of the telescopic rod 18 are sleeved with a rotating shaft 22 in a sliding manner, the end surface of the gear 21 is provided with annular grooves 23, fixing plates 24 are sleeved with the annular grooves 23 in a sliding manner, the side walls of the cavity 17 are provided with two grooves 26, two clamping blocks 27 are sleeved between the side walls of the two grooves 26 in a rotating manner, two springs 28 are installed between the two clamping blocks 27 and the side walls of the two grooves 26, the two clamping blocks 27 are connected with the outer surface of the gear 21 in a meshing manner, the two clamping blocks 27 are limited by the side walls of the two grooves 26, the fixing plates 24 are fixedly connected with the side walls of the cavity 17, the two clamping blocks 27 are located between the fixing plates 24, the telescopic rod 18 drives the gear 21 and the rotating shaft 22 to rotate through the clamping strip 20, the gear 21 limits the rotation of the clamping strip 20 and the rotating shaft 22 through the two clamping blocks 27 and the two grooves 26, the clamping rods 25 and the two clamping blocks 27 are respectively arranged symmetrically about the central axis of the rotating cover 7, the rotating cover 7 is internally sleeved with a lead.

Specifically, in the process of reinforcing circuit connection, the telescopic rod 18 on the rotating knob 19 drives the clamping strip 20 to rotate, the clamping strip 20 drives the synchronous gear 21 and the rotating shaft 22 to rotate, the gear 21 pushes the second fixture block 27 to contract into the second groove 26, the rotating shaft 22 drives the clamping rod 25 to clamp the outer surface of the circuit, after the clamping rod 25 clamps the circuit, the constraint of the rotating knob 19 and the telescopic rod 18 is relaxed, the telescopic rod 18 and the clamping strip 20 stop rotating, at the moment, the gear 21 is clamped with the rebounded second fixture block 27 again, when the clamping rod 25 has a rotation trend under the rebounding of the circuit, the clamping rod 25 transmits the rotation trend to the gear 21 through the rotating shaft 22 and the clamping strip 20, at the moment, the gear 21 has a trend of driving the second fixture block 27 to further rebound, the second fixture block 27 is limited by the side wall of the second groove 26, the rebounding cannot be further performed, the second fixture block 27 blocks the rotation of the gear 21, the rotation of the clamping rod 25 is blocked, the clamping circuit can be stably clamped, the purpose of reinforcing circuit connection can be achieved, the circuit connection can be further prevented from dropping, the high-efficiency and the electric connector can be stably connected, and the quality of the circuit can be improved for a long time.

Example 2:

referring to fig. 1-2 and fig. 4, the present invention provides a technical solution: an electric connector with an anti-falling function is characterized in that a fixing ring 8 is fixedly connected to the end face of a plug I1, a groove I9 is formed in the outer surface of the fixing ring 8, a clamping block I10 is rotatably sleeved between the side walls of the groove I9, a spring I11 is installed between the clamping block I10 and the side wall of the groove I9, an insulating rope 12 is fixedly connected to the side wall of the clamping block I10, a pulling block 13 is fixedly connected to the other end of the insulating rope 12, an embedding groove 14 is formed in the end face of a plug II 2, a clamping groove 16 is formed in the surface of the embedding groove 14, a sealing ring 15 is fixedly connected to the end face of the embedding groove 14, the groove I9 and the clamping groove 16 are evenly distributed relative to the central axes of the plug I1 and the plug II 2 respectively, the clamping block I10 is clamped with the clamping groove 16, the fixing ring 8 is connected with the embedding groove 14, the clamping block I10 corresponds to the clamping groove 16 one by one, the sealing ring 15 can elastically deform, the insulating rope 12 penetrates through 1, and the pulling block I13 is connected with the end face of the plug I1 in a contacting mode.

Specifically, in the process of fixing the first plug 1 and the second plug 2, one end of a circuit is connected with a conductive plug post of the first plug 1, the other end of the circuit penetrates through the rotary cover 7 and is connected with the second plug 2, and then the conductive plug post of the first plug 1 is inserted into the second plug 2, in the process, along with the connection of the first plug 1 and the second plug 2, a fixing ring 8 of the first plug 1 can be gradually embedded into a caulking groove 14 of the second plug 2, the side wall of the caulking groove 14 presses a first clamping block 10 on the fixing ring 8, the first clamping block 10 is contracted into a first groove 9 and presses a first spring 11, after the fixing ring 8 completely enters the caulking groove 14, the fixing ring 8 presses a sealing ring 15, the first clamping block 10 also moves to a clamping groove 16, the constraint of the first clamping block 10 is relieved, the first clamping block 10 is reset under the resilience of the first spring 11, the first clamping block 10 is clamped with the clamping groove 16, the first plug 1 and the second plug 2 are preliminarily fixed, the poor contact of the first plug 3 is avoided, the first plug 3 is electrically connected with a limiting sleeve 3, and the plug 2, and the plug 1 is prevented from being electrically connected with a limiting sleeve 3, and the plug 2, and the plug 1 is electrically connected with a plug 2.

The working principle and the using process of the invention are as follows: when a circuit needs to be connected, one end of the circuit is connected with the conductive plug post of the first plug 1, the other end of the circuit penetrates through the rotary cover 7 and is connected with the second plug 2, the conductive plug post on the first plug 1 is inserted into the second plug 2, in the process, along with the connection of the first plug 1 and the second plug 2, the fixing ring 8 on the first plug 1 can be gradually embedded into the caulking groove 14 on the second plug 2, the side wall of the caulking groove 14 presses the first clamping block 10 on the fixing ring 8, the first clamping block 10 is contracted into the first groove 9 and presses the first spring 11, after the fixing ring 8 completely enters the caulking groove 14, the fixing ring 8 presses the sealing ring 15, meanwhile, the first clamping block 10 also moves to the clamping groove 16, the binding of the first clamping block 10 is released, the first clamping block 10 is reset under the resilience of the first spring 11, the first clamping block 10 is clamped with the clamping groove 16, and the first plug 1 and the second plug 2 are preliminarily fixed, the poor contact of the conductive plug post is avoided preliminarily, the limiting sleeve 3 is rotated again, the first external thread 5 on the limiting sleeve 3 is meshed with the first internal thread 6 in the shell 4, so that the limiting sleeve 3 is embedded into the shell 4 in a spiral mode, the inner surface of the limiting sleeve 3 pushes the first plug 1 to be connected with the second plug 2, the purpose of fully fixing the first plug 1 and the second plug 2 is achieved, the normal contact of the conductive plug post is guaranteed, the purpose of preventing the circuit from falling off of the electric connector is preliminarily achieved, the clamping strip 20 is driven to rotate by the telescopic rod 18 on the rotating button 19, the synchronous driving gear 21 and the rotating shaft 22 of the clamping strip 20 are driven to rotate, the gear 21 pushes the clamping block two 27 to contract into the groove two 26, the rotating shaft 22 drives the clamping rod 25 to clamp the outer surface of the circuit, after the clamping rod 25 clamps the circuit, the constraint of the rotating button 19 and the telescopic rod 18 is released, and the telescopic rod 18 and the clamping strip 20 stop rotating, at this moment, the gear 21 is clamped with the rebounded second clamping block 27 again, when the clamping rod 25 has a rotation trend under the rebounding of the circuit, the clamping rod 25 transmits the rotation trend to the gear 21 through the rotating shaft 22 and the clamping strip 20, the gear 21 has a trend of driving the second clamping block 27 to rebound further, the second clamping block 27 is limited by the side wall of the second groove 26, the further rebounding cannot be performed, the second clamping block 27 blocks the rotation of the gear 21, the rotation of the clamping rod 25 is blocked, a clamping circuit which can be stabilized by the clamping rod 25 is realized, the purpose of reinforcing circuit connection is achieved, the circuit can be further prevented from falling off, the electric connector can be used for connecting the circuit efficiently and stably for a long time, the working quality of the electric connector is improved, and the operation is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an electric connector with anti-drop function, includes plug one (1) and plug two (2), its characterized in that, stop collar (3) have been cup jointed to the surface gomphosis of plug one (1), the surface rigid coupling of stop collar (3) tip has external screw thread one (5), the fixed surface of plug two (2) has cup jointed casing (4), internal thread one (6) have been seted up to the internal surface of casing (4) one end, the surface rigid coupling of the casing (4) other end has external screw thread two, the surface meshing of external screw thread two has cup jointed changes lid (7), cavity (17) have been seted up in the back wall of commentaries on classics lid (7), it is connected with pivot (22) to rotate on the lateral wall of cavity (17), the surface rigid coupling of pivot (22) has clamping bar (25).

2. An electric connector with a drop-proof function according to claim 1, wherein the first plug (1) and the second plug (2) are connected through a conductive plug, the first external thread (5) is engaged with the first internal thread (6), and the position-limiting sleeve (3) is inserted between the second plug (2) and the housing (4).

3. The electric connector with the anti-falling function according to claim 1, wherein a telescopic rod (18) is arranged on the side wall of the cavity (17) in a penetrating manner, a rotating button (19) is fixedly connected to one end of the telescopic rod (18), a clamping strip (20) is fixedly connected to the outer surface of the other end of the telescopic rod (18), a gear (21) is sleeved on the outer surface of the clamping strip (20) in a sliding manner, the clamping strip (20) and the telescopic rod (18) are sleeved on the end surface of a rotating shaft (22) in a sliding manner, annular grooves (23) are formed in the end surfaces of the gear (21), a fixing plate (24) is sleeved in the annular grooves (23) in a sliding manner, two grooves (26) are formed in the side wall of the cavity (17), two clamping blocks (27) are sleeved between the side walls of the two grooves (26) in a rotating manner, and two springs (28) are installed between the side walls of the two clamping blocks (27) and the two grooves (26).

4. The electrical connector with the anti-drop function according to claim 3, wherein the second latch (27) is engaged with the outer surface of the gear (21), the second latch (27) is limited by the side wall of the second groove (26), the fixing plate (24) is fixedly connected with the side wall of the cavity (17), and the second latch (27) is located between the fixing plates (24).

5. The electrical connector with the anti-drop function according to claim 3, wherein the telescopic rod (18) drives the gear (21) and the rotating shaft (22) to rotate through the clamping strip (20), and the gear (21) limits the rotation of the clamping strip (20) and the rotating shaft (22) through the second clamping block (27) and the second groove (26).

6. The electrical connector with the anti-drop function according to claim 1, wherein the clamping rod (25) and the second clamping block (27) are respectively symmetrically arranged about a central axis of the rotating cover (7), and a conducting wire is sleeved in the rotating cover (7).

7. The electric connector with the anti-falling function according to claim 1, wherein a fixing ring (8) is fixedly connected to the end face of the first plug (1), a first groove (9) is formed in the outer surface of the fixing ring (8), a first clamping block (10) is rotatably sleeved between the side walls of the first groove (9), a first spring (11) is installed between the first clamping block (10) and the side wall of the first groove (9), an insulating rope (12) is fixedly connected to the side wall of the first clamping block (10), a pulling block (13) is fixedly connected to the other end of the insulating rope (12), an embedding groove (14) is formed in the end face of the second plug (2), a clamping groove (16) is formed in the surface of the embedding groove (14), and a sealing ring (15) is fixedly connected to the end face of the embedding groove (14).

8. The electrical connector with the anti-drop function according to claim 7, wherein the first grooves (9) and the first slots (16) are uniformly distributed about the central axes of the first plug (1) and the second plug (2), the first clamping blocks (10) are clamped with the first slots (16), the fixing rings (8) are embedded with the embedding grooves (14), and the first clamping blocks (10) correspond to the second slots (16) one by one.

9. The electrical connector with the anti-drop function according to claim 7, wherein the sealing ring (15) is elastically deformable, the insulating rope (12) penetrates through the first plug (1), and the pull block (13) is in contact connection with the end face of the first plug (1).