CN216980987U - Waterproof electric connector - Google Patents

Abstract

The utility model discloses a waterproof electric connector, which has the technical scheme that: the connector comprises a first electric connector body, wherein one end of the first electric connector body is provided with a second electric connector body; waterproof assembly, waterproof assembly sets up the excircle wall of first electric connector body is used for preventing first electric connector body with two electric connector bodies intake, through the first screw thread post and the nut that set up, first screw thread post and nut cooperation are used and are fixed sealed tube and solid fixed ring, then the staff extrudes into the inside of sealed tube with the foamer through the mounting hole, through the joint box that sets up, the restriction post, a spring, the collar, spliced pole and supporting shoe, joint box, the restriction post, a spring, the collar, spliced pole and supporting shoe mutually support and connect the joint box joint in the inside of mounting hole, avoid water to get into the inside of sealed tube through the mounting hole, reach the water-proof effects to first electric connector body and second electric connector body.

Description

Waterproof electric connector

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a waterproof electric connector.

Background

The electric connector is composed of a fixed-end electric connector, namely a female contact, and a free-end electric connector, namely a male contact, wherein a socket is fixed on an electric component through a disc, a welding mode is adopted individually, a plug is generally connected with a cable, the connection between the plug and the socket is realized through a connecting nut, and two types of circular electric connectors and rectangular electric connectors are classified according to the appearance.

For example, chinese patent with publication number CN209266643U, a novel waterproof electrical connector is proposed, this patent passes through the waterproof circle of connecting wire, the waterproof circle of screw hole, the waterproof circle of joint connection, the slot, the sleeve internal thread, waterproof annular circle, the sleeve card is the piece, connect the external screw thread, a groove, the waterproof circle of connector and the mutually supporting use of contact pin waterproof layer, can reach the whole waterproof effect of this novel waterproof electrical connector that makes, thereby let novel waterproof electrical connector can use in wading the water environment, reach the normal operating of protection circuit and equipment, but in this scheme, because the sleeve is long-term in the long-term use in aqueous, the sleeve can rust gradually makes water pass through telescopic gap and electric connector contact, lead to electric connector short circuit damage, influence the staff and use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a waterproof electric connector which solves the problem that the use of workers is influenced due to the fact that water is contacted with an electric connector through a gap of a sleeve because the sleeve is gradually rusted in the long-term use process of the sleeve in water.

The technical purpose of the utility model is realized by the following technical scheme:

a water-resistant electrical connector comprising: the electrode pin connector comprises a first electric connector body, wherein one end of the first electric connector body is provided with a second electric connector body, one end of the first electric connector body is provided with a plurality of placing holes, the inner circle wall surface of each placing hole is fixedly sleeved with an electrode pin, one end of the second electric connector body is provided with a plurality of connecting grooves, and the outer circle wall surface of each electrode pin is movably sleeved with the inner circle wall surface of each connecting groove; waterproof assembly, waterproof assembly sets up the excircle wall of first electric connector body is used for preventing first electric connector body with second electric connector body intakes, waterproof assembly includes: the support ring is fixedly sleeved on the excircle wall surface of the first electric connector body, a sealing pipe is fixedly installed at one end of the support ring, two first threaded columns are fixedly installed at one end of the sealing pipe, a fixing ring is fixedly sleeved on the excircle wall surface of the second electric connector body, two connecting holes are formed in one end of the fixing ring, the excircle wall surface of each first threaded column is movably sleeved with the inner circle wall surface of the connecting hole, a nut is connected to the excircle wall surface of each first threaded column in a threaded manner, a mounting hole is formed in the excircle wall surface of the sealing pipe, a clamping box is movably sleeved in the mounting hole, clamping grooves are formed in two inner sides of the mounting hole, a partition plate is fixedly installed in the clamping box, two mounting columns are fixedly installed on two sides of the partition plate, one end of each mounting column is fixedly connected with one inner side of the clamping box, the excircle wall activity of erection column has cup jointed the collar, the excircle wall activity of erection column has cup jointed the spring, the one end of spring with the one end fixed connection of collar, the other end of spring with inside one side fixed connection of joint box, the excircle wall fixed mounting of collar has the spliced pole, two fixed mounting has the supporting shoe between the spliced pole, the joint hole has all been seted up to the both sides of joint box, the supporting shoe with joint hole activity cup joints, the supporting shoe with joint groove activity cup joints, two circular through-holes have been seted up to one side of joint box, the interior circle wall activity of circular through-hole has cup jointed the restriction post, the fixed slot has been seted up to one side of supporting shoe, the one end of restriction post with the interior circle wall activity joint of fixed slot.

In order to facilitate the use of the first electric connector body and the second electric connector body by workers, the waterproof electric connector provided by the utility model is preferably characterized in that one ends of the first electric connector body and the second electric connector body are respectively provided with a circular through hole, one ends of the first electric connector body and the second electric connector body are respectively fixedly provided with a wire inlet pipe, the inner circular wall surface of the wire inlet pipe is provided with an electric wire body, and the outer circular wall surface of the electric wire body is fixedly sleeved with the inner circular wall surface of the circular through hole.

In order to facilitate the workers to further improve the waterproof effect on the first electric connector body, the waterproof electric connector provided by the utility model is preferably characterized in that a second fixing column is arranged on the outer circle wall surface of the second electric connector body, a first fixing column is arranged on the outer circle wall surface of the first electric connector body, the inner circle wall surface of the first fixing column is movably sleeved with the outer circle wall surface of the sealing tube, the inner circle wall surface of the first fixing column is movably sleeved with the outer circle wall surface of the fixing ring, a movable hole is formed in one end of the second fixing column and one end of the first fixing column, a thread is formed in the outer circle wall surface of the first fixing column, and the inner circle wall surface of the second fixing column is in threaded connection with the outer circle wall surface of the first fixing column.

In order to prevent water from entering the second fixing column through a gap between the movable hole and the wire inlet pipe, as the waterproof electric connector provided by the utility model, preferably, the inner circular wall surface of the movable hole is fixedly sleeved with the sealing ring, and the inner circular wall surface of the sealing ring is fixedly sleeved with the outer circular wall surface of the wire inlet pipe.

In order to facilitate the rotation of the second fixing column by the operator, as the waterproof electric connector provided by the utility model, preferably, a buffer tube is fixedly sleeved on the outer circular wall surface of the second fixing column.

In order to facilitate a worker to fix the first electric connector body at a proper position, the waterproof electric connector provided by the utility model is preferably characterized in that a support hole is formed in the outer circle wall surface of the buffer tube, a thread is formed in the inner circle wall surface of the support hole, a second threaded column is connected to the inner circle wall surface of the support hole in a threaded manner, a connecting plate is fixedly mounted on the top surface of the second threaded column, and a plurality of circular through holes are formed in the top surface of the connecting plate.

In order to avoid abrasion of the insulating sheath of the wire body, as a waterproof electrical connector according to the present invention, preferably, the inner circular wall surface of the wire inlet pipe is fixedly sleeved with a rubber tube.

In summary, the utility model mainly has the following beneficial effects:

the sealing tube and the fixing ring are fixed together by the first threaded column, the nut, the connecting hole, the first electric connector body and the second electric connector body which are arranged, then, a worker extrudes the foaming agent into the sealing tube through the mounting hole to wrap the first electric connector body and the second electric connector body, so as to prevent water from entering a gap between the first electric connector body and the second electric connector body, through the joint box, restriction post, spring, collar, spliced pole and the supporting shoe that set up, joint box, restriction post, spring, collar, spliced pole and supporting shoe mutually support and connect the joint box joint in the inside of mounting hole, avoid water to get into the inside of sealed tube through the mounting hole, reach the water-proof effects to first electric connector body and second electric connector body.

Through the second fixed column that sets up, the staff removes the second fixed column to the outside of first fixed column, and then the staff rotates the second fixed column and fixes second fixed column and first fixed column together, avoids water and the inside first electric connector body contact of first fixed column, and the staff of being convenient for further promotes the water-proof effects to first electric connector body.

Drawings

FIG. 1 is a schematic view of a first fixing pillar structure according to the present invention;

FIG. 2 is a schematic view of the support ring structure of the present invention;

FIG. 3 is a partial schematic view of A of FIG. 2;

FIG. 4 is a schematic view of a restraining post according to the present invention;

FIG. 5 is a schematic view of a web construction of the present invention;

FIG. 6 is a schematic right side view of the connecting slot structure of the present invention;

fig. 7 is a schematic view of the structure of the fixing ring of the present invention.

Reference numerals: 1. a first electrical connector body; 2. a first fixed column; 3. a buffer tube; 4. a second fixed column; 5. placing holes; 6. an electrode needle; 7. a second electrical connector body; 8. a fixing ring; 9. connecting holes; 10. a movable hole; 11. a wire inlet pipe; 12. a rubber tube; 13. a seal ring; 14. a wire body; 15. a support ring; 16. a sealing tube; 17. mounting holes; 18. a clamping groove; 19. clamping a box; 20. mounting a column; 21. a spring; 22. a clamping hole; 23. connecting columns; 24. fixing grooves; 25. a first threaded post; 26. a restraining post; 27. a support block; 28. a mounting ring; 29. a support hole; 30. a second threaded post; 31. a connecting plate; 32. connecting grooves; 33. a separator.

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, 2, 3, 4, 6 and 7, a waterproof electrical connector includes a first electrical connector body 1, a second electrical connector body 7 is disposed at one end of the first electrical connector body 1, the second electrical connector body 7 is of a conventional structure and is not described herein, the first electrical connector body 1 is of a conventional structure and is not described herein, a plurality of placing holes 5 are disposed at one end of the first electrical connector body 1, electrode pins 6 are fixedly sleeved on inner circular wall surfaces of the placing holes 5, a plurality of connecting grooves 32 are disposed at one end of the second electrical connector body 7, outer circular wall surfaces of the electrode pins 6 are movably sleeved with inner circular wall surfaces of the connecting grooves 32, a waterproof assembly is disposed on the outer circular wall surface of the first electrical connector body 1 and used for preventing water from entering the first electrical connector body 1 and the second electrical connector body 7, the waterproof assembly includes a support ring 15, the support ring 15 is fixedly sleeved on the outer circular wall surface of the first electric connector body 1, one end of the support ring 15 is fixedly provided with a sealing tube 16, one end of the sealing tube 16 is fixedly provided with two first threaded columns 25, the outer circular wall surface of the second electric connector body 7 is fixedly sleeved with a fixing ring 8, one end of the fixing ring 8 is provided with two connecting holes 9, the outer circular wall surface of the first threaded column 25 is movably sleeved with the inner circular wall surface of the connecting holes 9, the outer circular wall surface of the first threaded column 25 is in threaded connection with a nut, the outer circular wall surface of the sealing tube 16 is provided with a mounting hole 17, the inner part of the mounting hole 17 is movably sleeved with a clamping box 19, the clamping box 19 is of a hollow rectangular structure, the two inner sides of the mounting hole 17 are provided with clamping grooves 18, the inner part of the clamping box 19 is fixedly provided with a partition plate 33, the two sides of the partition plate 33 are fixedly provided with two mounting columns 20, one end of the mounting column 20 is fixedly connected with one inner side of the clamping box 19, an installation ring 28 is movably sleeved on the outer circular wall surface of the installation column 20, a spring 21 is movably sleeved on the outer circular wall surface of the installation column 20, the spring 21 is an existing structure and is not described herein, one end of the spring 21 is fixedly connected with one end of the installation ring 28, the other end of the spring 21 is fixedly connected with one side of the inside of the clamping box 19, a connection column 23 is fixedly installed on the outer circular wall surface of the installation ring 28, a support block 27 is fixedly installed between the two connection columns 23, clamping holes 22 are respectively formed in both sides of the clamping box 19, the support block 27 is movably sleeved with the clamping holes 22, the support block 27 is movably sleeved with the clamping groove 18, two circular through holes are formed in one side of the clamping box 19, a limit column 26 is movably sleeved on the inner circular wall surface of the circular through hole, a fixing groove 24 is formed in one side of the support block 27, one end of the limit column 26 is movably clamped with the inner circular wall surface of the fixing groove 24, and the first electric connector body 1 is arranged, the worker connects the first electric connector body 1 with the second electric connector body 7 to enable the electrode needle 6 to enter the connecting groove 32 and enable the first threaded column 25 to enter the connecting hole 9, the worker rotates the nut to fix the sealing tube 16 with the fixing ring 8, the worker extrudes foaming agent into the sealing tube 16 through the mounting hole 17 by the aid of the arranged mounting hole 17, the foaming agent wraps the first electric connector body 1 and the second electric connector body 7 to prevent water from entering a gap between the first electric connector body 1 and the second electric connector body 7, the worker places the clamping box 19 into the mounting hole 17 through the arranged clamping box 19, the worker takes off the limiting column 26 to lose clamping of the limiting column 26, the mounting ring 28 moves on the mounting column 20 to drive the connecting column 23 to move under the action force of the spring 21, spliced pole 23 removes the inside that drives supporting shoe 27 and remove and pass joint hole 22 and get into joint groove 18 to with the joint of joint box 19 in the inside of mounting hole 17, avoid water to get into the inside of sealed tube 16 through mounting hole 17, reach the water-proof effects to first electric connector body 1 and second electric connector body 7, the staff of being convenient for uses first electric connector body 1 and second electric connector body 7 in the environment of wading.

Referring to fig. 1, 2, 5, 6 and 7, a circular through hole is formed at one end of each of the first electrical connector body 1 and the second electrical connector body 7, a wire inlet tube 11 is fixedly mounted at one end of each of the first electrical connector body 1 and the second electrical connector body 7, a wire body 14 is disposed on an inner circular wall surface of the wire inlet tube 11, an outer circular wall surface of the wire body 14 is fixedly sleeved with the inner circular wall surface of the circular through hole, the wire body 14 can electrically connect the first electrical connector body 1 and the second electrical connector body 7 through the disposed wire body 14, so that a worker can use the first electrical connector body 1 and the second electrical connector body 7 conveniently, a second fixing column 4 is disposed on an outer circular wall surface of the second electrical connector body 7, the second fixing column 4 is of a hollow cylindrical structure and has a thread on the wall surface, the first fixing column 2 is disposed on the outer circular wall surface of the first inner circular electrical connector body 1, the first fixing column 2 is of a hollow cylindrical structure, the outer circular wall surface of the first fixing column 2 is provided with threads, the inner circular wall surface of the first fixing column 2 is movably sleeved with the outer circular wall surface of the sealing tube 16, the inner circular wall surface of the first fixing column 2 is movably sleeved with the outer circular wall surface of the fixing ring 8, one end of the second fixing column 4 and one end of the first fixing column 2 are both provided with movable holes 10, the outer circular wall surface of the first fixing column 2 is provided with threads, the inner circular wall surface of the second fixing column 4 is in threaded connection with the outer circular wall surface of the first fixing column 2, through the arranged second fixing column 4, an operator moves the second fixing column 4 to the outside of the first fixing column 2, then the operator rotates the second fixing column 4 to fix the second fixing column 4 and the first fixing column 2 together, water is prevented from contacting with the first electric connector body 1 inside the first fixing column 2, and the waterproof effect on the first electric connector body 1 is further improved by the operator, the inner circle wall surface of the movable hole 10 is fixedly sleeved with a sealing ring 13, the inner circle wall surface of the sealing ring 13 is fixedly sleeved with the outer circle wall surface of the incoming line pipe 11, through the arranged sealing ring 13, the sealing ring 13 can reduce a gap between the movable hole 10 and the incoming line pipe 11, water is prevented from entering the inner part of the second fixed column 4 through the gap between the movable hole 10 and the incoming line pipe 11, the outer circle wall surface of the second fixed column 4 is fixedly sleeved with a buffer tube 3, through the arranged buffer tube 3, the buffer tube 3 can increase the friction force between the second fixed column 4 and the hand of an operator, the operator can conveniently rotate the second fixed column 4, the outer circle wall surface of the buffer tube 3 is provided with a supporting hole 29, the inner circle wall surface of the supporting hole 29 is provided with a thread, the inner circle wall surface of the supporting hole 29 is in threaded connection with a second threaded column 30, the top surface of the second threaded column 30 is fixedly provided with a connecting plate 31, and the top surface of the connecting plate 31 is provided with a plurality of circular through holes, through the connecting plate 31 that sets up, the staff puts into the inside of circular through-hole on the connecting plate 31 with the bolt, and the staff of being convenient for fixes first electric connector body 1 in suitable position, and the fixed rubber tube 12 that has cup jointed of interior circle wall of inlet wire pipe 11, through the rubber tube 12 that sets up, 14 with the interior circle wall direct contact of inlet wire pipe 11 of electric wire body can be avoided to rubber tube 12, avoid the insulating crust wearing and tearing of electric wire body 14.

The working principle is as follows: referring to fig. 1-7, through the first electrical connector body 1, the worker connects the first electrical connector body 1 to enable the electrode pin 6 to enter the connecting groove 32 and the first threaded post 25 to enter the connecting hole 9, the worker rotates the nut to fix the sealing tube 16 and the fixing ring 8 together, through the installation hole 17, the worker squeezes the foaming agent into the sealing tube 16 through the installation hole 17, the foaming agent wraps the first electrical connector body 1 and the second electrical connector body 7 to prevent water from entering a gap between the first electrical connector body 1 and the second electrical connector body 7, through the clamping box 19, the worker places the clamping box 19 into the installation hole 17, removes the limiting post 26, loses the clamping of the limiting post 26, the mounting ring 28 moves on the mounting post 20 to drive the connecting post 23 to move, spliced pole 23 removes the inside that drives supporting shoe 27 and remove and pass joint hole 22 and get into joint groove 18 to with the joint of joint box 19 in the inside of mounting hole 17, avoid water to get into the inside of sealed tube 16 through mounting hole 17, reach the water-proof effects to first electric connector body 1 and second electric connector body 7, the staff of being convenient for uses first electric connector body 1 and second electric connector body 7 in the environment of wading.

Through the arranged electric wire body 14, the electric wire body 14 can be electrically connected into the first electric connector body 1 and the second electric connector body 7, the first electric connector body 1 and the second electric connector body 7 can be conveniently used by a worker, through the arranged second fixing column 4, the worker moves the second fixing column 4 to the outside of the first fixing column 2, then the worker rotates the second fixing column 4 to fix the second fixing column 4 and the first fixing column 2 together, the contact of water with the first electric connector body 1 in the first fixing column 2 is avoided, the waterproof effect of the first electric connector body 1 can be further improved by the worker, through the arranged sealing ring 13, the gap between the movable hole 10 and the inlet wire pipe 11 can be reduced by the sealing ring 13, the situation that the water enters the inside of the second fixing column 4 through the gap between the movable hole 10 and the inlet wire pipe 11 is avoided, through the arranged buffer pipe 3, buffer tube 3 can increase the frictional force of second fixed column 4 and staff's hand, the staff of being convenient for rotates second fixed column 4, through the connecting plate 31 that sets up, the inside of circular through-hole on the staff puts into connecting plate 31 with the bolt, the staff of being convenient for fixes first electric connector body 1 in suitable position, through the rubber tube 12 that sets up, the interior round wall direct contact of wire body 14 and inlet wire pipe 11 can be avoided to rubber tube 12, avoid the insulating crust wearing and tearing of wire body 14.

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

Claims (7)

1. A waterproof electrical connector, comprising:

the electric connector comprises a first electric connector body (1), wherein one end of the first electric connector body (1) is provided with a second electric connector body (7), one end of the first electric connector body (1) is provided with a plurality of placing holes (5), the inner circle wall surface of each placing hole (5) is fixedly sleeved with an electrode needle (6), one end of the second electric connector body (7) is provided with a plurality of connecting grooves (32), and the outer circle wall surface of each electrode needle (6) is movably sleeved with the inner circle wall surface of each connecting groove (32);

waterproof assembly, waterproof assembly sets up the excircle wall of first electric connector body (1) is used for preventing first electric connector body (1) with second electric connector body (7) are intake, waterproof assembly includes: the support ring (15), the support ring (15) is fixedly sleeved on the outer circle wall surface of the first electric connector body (1), the sealing pipe (16) is fixedly installed at one end of the support ring (15), the two first threaded columns (25) are fixedly installed at one end of the sealing pipe (16), the fixing ring (8) is fixedly sleeved on the outer circle wall surface of the second electric connector body (7), the two connecting holes (9) are formed in one end of the fixing ring (8), the outer circle wall surface of the first threaded column (25) is movably sleeved with the inner circle wall surface of the connecting hole (9), the outer circle wall surface of the first threaded column (25) is in threaded connection with a nut, the outer circle wall surface of the sealing pipe (16) is provided with a mounting hole (17), the clamping box (19) is sleeved on the inner movement of the mounting hole (17), the clamping grooves (18) are formed in both sides of the inner portion of the mounting hole (17), the inside fixed mounting of joint box (19) has baffle (33), the equal fixed mounting in both sides of baffle (33) has two erection columns (20), the one end of erection column (20) with inside one side fixed connection of joint box (19), the excircle wall activity of erection column (20) has cup jointed collar (28), the excircle wall activity of erection column (20) has cup jointed spring (21), the one end of spring (21) with the one end fixed connection of collar (28), the other end of spring (21) with inside one side fixed connection of joint box (19), the excircle wall fixed mounting of collar (28) has spliced pole (23), two fixed mounting has supporting shoe (27) between spliced pole (23), joint hole (22) have all been seted up to the both sides of joint box (19), supporting shoe (27) with joint hole (22) activity cup joints, the supporting block (27) is movably sleeved with the clamping groove (18), two circular through holes are formed in one side of the clamping box (19), the inner circle wall face of each circular through hole is movably sleeved with a limiting column (26), a fixing groove (24) is formed in one side of the supporting block (27), and one end of each limiting column (26) is movably clamped with the inner circle wall face of the fixing groove (24).

2. The waterproof electrical connector according to claim 1, wherein: first electric connector body (1) with circular through-hole has all been seted up to the one end of second electric connector body (7), first electric connector body (1) with the equal fixed mounting in one end of second electric connector body (7) has inlet wire pipe (11), the interior circle wall of inlet wire pipe (11) is provided with electric wire body (14), the excircle wall of electric wire body (14) with the interior circle wall of circular through-hole is fixed to be cup jointed.

3. The waterproof electrical connector according to claim 2, wherein: the excircle wall of second electric connector body (7) is provided with second fixed column (4), the excircle wall of first electric connector body (1) is provided with first fixed column (2), the interior circle wall of first fixed column (2) with the excircle wall activity of sealed tube (16) is cup jointed, the interior circle wall of first fixed column (2) with the excircle wall activity of solid fixed ring (8) is cup jointed, the one end of second fixed column (4) with movable hole (10) have all been seted up to the one end of first fixed column (2), the excircle wall of first fixed column (2) has seted up the screw thread, the interior circle wall of second fixed column (4) with the excircle wall threaded connection of first fixed column (2).

4. A water-resistant electrical connector as claimed in claim 3, wherein: the inner circle wall surface of the movable hole (10) is fixedly sleeved with a sealing ring (13), and the inner circle wall surface of the sealing ring (13) is fixedly sleeved with the outer circle wall surface of the wire inlet pipe (11).

5. The waterproof electrical connector according to claim 4, wherein: and the outer circle wall surface of the second fixing column (4) is fixedly sleeved with a buffer tube (3).

6. A water-resistant electrical connector as claimed in claim 5, wherein: support hole (29) have been seted up to the excircle wall of buffer tube (3), the screw thread has been seted up to the interior circle wall in support hole (29), the interior circle wall threaded connection of support hole (29) has second screw thread post (30), the top surface fixed mounting of second screw thread post (30) has connecting plate (31), the circular through-hole of a plurality of has been seted up to the top surface of connecting plate (31).

7. The waterproof electrical connector according to claim 6, wherein: and the inner circle wall surface of the inlet pipe (11) is fixedly sleeved with a rubber pipe (12).

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