CN210224416U

CN210224416U - Waterproof device for heavy-load electrical appliance connector

Info

Publication number: CN210224416U
Application number: CN201921275724.1U
Authority: CN
Inventors: Qianjun Guo; 郭乾军
Original assignee: Zhangpu Xinshidai Agricultural Development Co Ltd
Current assignee: Zhangpu Xinshidai Agricultural Development Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-03-31
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a watertight fittings for heavily loaded connector, including last casing, lower casing and bottom plate, the inboard of casing is provided with the insulating dustcoat of second down, and is provided with the connecting plate between the both sides inner wall of the insulating dustcoat of second, the contact pin is evenly installed on the top of connecting plate, and the bottom of contact pin all is fixed in the inside bottom of casing down through the third sealing washer, the top of casing is provided with first capillary groove down, and the inboard of first capillary groove installs first sealing washer, the inboard of going up the casing is provided with the insulating dustcoat of first, and the inside top of insulating dustcoat evenly is provided with the jack. The utility model discloses a top of casing is provided with first capillary groove under, and the inboard of first capillary groove installs first sealing washer, has realized making sealed effect between the upper and lower casing to realize preliminary waterproof, easily use widely.

Description

Waterproof device for heavy-load electrical appliance connector

Technical Field

The utility model relates to a heavy load connector equipment technical field specifically is a watertight fittings for heavy load electrical apparatus connector.

Background

Heavy duty connectors, also known as connectors, plugs and sockets, generally refer to electrical connectors, i.e. devices connecting two active devices, transmitting current or signals;

the prior art rectangular connector includes a socket housing and an insulator member for mounting a contact (pin), and the insulator member is generally fixedly mounted in the socket housing by a mounting piece. The inner cavity wall of the socket shell and the insulator component cannot be completely sealed, and a gap exists, so that the sealing waterproofness of the socket in a state that the socket is not connected with a plug is reduced. In addition, there may be a gap between the pin and the insertion hole in the insulator member, so that the socket is further deteriorated in sealing waterproofness in a state where the plug is not connected;

and the existing rectangular heavy-duty connector does not have the functions of sealing, waterproofing, convenient installation and quick heat dissipation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a watertight fittings for heavy load electrical apparatus connector to solve the current rectangle heavy load connector that proposes in the above-mentioned background art and do not have sealed waterproof, be convenient for installation and quick radiating functional problem.

In order to achieve the above object, the utility model provides a following technical scheme: a waterproof device for a heavy-load electrical appliance connector comprises an upper shell, a lower shell and a bottom plate, wherein the lower shell is installed at the top end of the bottom plate, a second insulating outer cover is arranged on the inner side of the lower shell, a connecting plate is arranged between the inner walls of the two sides of the second insulating outer cover, contact pins are uniformly installed at the top end of the connecting plate, the bottom ends of the contact pins are fixed at the bottom end inside the lower shell through third sealing rings, a first waterproof groove is formed in the top end of the lower shell, a first sealing ring is installed on the inner side of the first waterproof groove, the upper portion of the first sealing ring is fixedly connected with the upper shell through the second waterproof groove, first mounting plates are installed above the two sides of the lower shell, second mounting plates are installed below the two sides of the upper shell, a first insulating outer cover is arranged on the inner side of the upper shell, and jacks are uniformly arranged at the, go up the one side of casing and install the installed part, and the inboard of installed part passes through threaded rod fixedly connected with and connects.

Preferably, the latch fitting is all installed on the top of casing both sides bottom plate down, and one side of latch fitting all is provided with the fixed slot, the both sides of going up casing one end all are provided with the locking piece, and locking piece and fixed slot mutually support, constitute fixed knot and construct.

Preferably, the outside of connecting plate top contact pin all is provided with first rubber circle, and the outside of connecting plate below contact pin all is provided with the second rubber circle.

Preferably, one end of the contact pin is provided with a groove, and two ends of the lower shell on the inner side of the groove are fixedly connected with fastening bolts through second sealing rings.

Preferably, the both sides of first insulating dustcoat all are provided with the draw-in groove, and all install expanding spring on the both sides inner wall of second insulating dustcoat, the fixture block is all installed to one side of expanding spring, and the fixture block cooperates with the draw-in groove each other, constitutes fixed knot and constructs.

Preferably, through holes are uniformly formed between the two ends of the upper portion of the upper shell, and heat conducting blocks are uniformly arranged inside the upper shell on the outer wall of each through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by installing the first seal ring, the first waterproof groove, the upper shell, the lower shell, the first insulating outer cover, the second insulating outer cover, the expansion spring, the clamping block, the clamping groove, the contact pin, the first rubber ring, the second rubber ring, the third seal ring, the fastening bolt and the second seal ring, when the upper shell and the lower shell are closed, the outer side of the first insulating outer cover is fixed at the inner side of the second insulating outer cover, and the clamping block is fixed in the clamping groove by the expansion spring to seal the upper shell and the lower shell, when the upper shell and the lower shell are closed, the first rubber ring, the second rubber ring and the third seal ring realize the seamless connection of the contact pin, thereby realizing the sealing and the water proofing, when the contact pin is fixed by the fastening bolt, the second sealing ring also has the function of preventing water from entering, so that the internal sealing and the water resistance are better;

(2) meanwhile, the heat in the device is absorbed by the heat conducting block and is quickly dissipated by natural wind flowing in the through hole through the heat conducting block and the through hole, so that the service life of the device is prolonged;

(3) meanwhile, the device is characterized in that a first sealing ring, a first waterproof groove, an upper shell, a lower shell, a first mounting plate, a second mounting plate, a locking piece, a locking block, a fixing groove, a first insulating outer cover, a second insulating outer cover, a telescopic spring, a clamping block, a clamping groove, a contact pin, a lower shell, a fastening bolt and a groove are arranged on the device, the upper shell and the lower shell are closed by fixing the first sealing ring in the first waterproof groove, the first mounting plate and the second mounting plate which are opposite to each other are overlapped, the first mounting plate and the second mounting plate are fixed in the first mounting plate and the second mounting plate through bolts, the locking block is fixed in the fixing groove by rotating the locking piece, the inside of the device is sealed and waterproof, in addition, the outer side of the first insulating outer cover is fixed on the inner side of the second insulating outer cover during closing, the clamping block is fixed in the clamping groove through, thereby make sealed between second insulating dustcoat and the first insulating dustcoat, the contact pin inserts the internal back of inferior valve, fixes in the recess through fastening bolt.

Drawings

FIG. 1 is a schematic cross-sectional view of the device of the present invention;

FIG. 2 is a schematic top view of the apparatus of the present invention;

FIG. 3 is a schematic cross-sectional view of the lower casing of the present invention;

fig. 4 is an enlarged schematic view of the structure at a of the present invention;

in the figure: 1. a first waterproof groove; 2. a first mounting plate; 3. a first seal ring; 4. a first insulating housing; 5. an upper housing; 6. a jack; 7. a through hole; 8. a heat conducting block; 9. a threaded rod; 10. a joint; 11. a second waterproof groove; 12. a second mounting plate; 13. a lock; 14. a second insulating housing; 15. fixing grooves; 16. a first rubber ring; 17. inserting a pin; 18. a base plate; 19. a second rubber ring; 20. a second seal ring; 21. a lower housing; 22. a connecting plate; 23. a clamping block; 24. a card slot; 25. a tension spring; 26. a locking block; 27. a third seal ring; 28. fastening a bolt; 29. a groove; 30. and (4) a mounting piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a waterproof device for a heavy-duty electrical appliance connector comprises an upper shell 5, a lower shell 21 and a bottom plate 18, wherein the top end of the bottom plate 18 is provided with the lower shell 21, the top ends of the bottom plates 18 on two sides of the lower shell 21 are respectively provided with a locking piece 13, one side of each locking piece 13 is provided with a fixing groove 15, the inner side of the lower shell 21 is provided with a second insulating outer cover 14, a connecting plate 22 is arranged between the inner walls of two sides of the second insulating outer cover 14, the top end of the connecting plate 22 is uniformly provided with a pin 17, the bottom end of each pin 17 is fixed at the bottom end inside the lower shell 21 through a third sealing ring 27, the outer side of each pin 17 above the connecting plate 22 is provided with a first rubber ring 16, the outer side of each pin 17 below the connecting plate 22 is provided with a second rubber ring 19, one end of each pin 17 is provided with a groove 29, and the, the top end of the lower shell 21 is provided with a first waterproof groove 1, a first sealing ring 3 is arranged on the inner side of the first waterproof groove 1, an upper shell 5 is fixedly connected to the upper side of the first sealing ring 3 through a second waterproof groove 11, first mounting plates 2 are arranged on the upper sides of the two sides of the lower shell 21, second mounting plates 12 are arranged on the lower sides of the two sides of the upper shell 5, a first insulating outer cover 4 is arranged on the inner side of the upper shell 5, jacks 6 are uniformly arranged at the top end of the inner part of the first insulating outer cover 4, clamping grooves 24 are respectively arranged on the two sides of the first insulating outer cover 4, extension springs 25 are respectively arranged on the inner walls of the two sides of the second insulating outer cover 14, clamping blocks 23 are respectively arranged on one sides of the extension springs 25, the clamping blocks 23 and the clamping grooves 24 cooperate with each other to form a fixed structure, locking blocks 26 are respectively arranged on the two sides of one end, evenly be provided with through-hole 7 between the both ends of going up casing 5 top, and the inside of casing 5 all evenly is provided with heat conduction piece 8 on the through-hole 7 outer wall, goes up one side of casing 5 and installs installed part 30, and the inboard of installed part 30 passes through threaded rod 9 fixedly connected with and connects 10.

The working principle is as follows: when the sealing device is used, the first sealing ring 3 is fixed in the first waterproof groove 1, so that the upper shell 5 and the lower shell 21 are closed, the first mounting plate 2 and the second mounting plate 12 at the relative positions of the upper shell 5 and the lower shell 21 are superposed, the first mounting plate 2 and the second mounting plate 12 are fixed through bolts, the locking block 26 is fixed in the fixing groove 15 through the rotating locking piece 13, so that the inside of the sealing device is sealed and waterproof, in addition, the outer side of the first insulating outer cover 4 is fixed at the inner side of the second insulating outer cover 14 during closing, the clamping block 23 is fixed in the clamping groove 24 through the expansion spring 25, so that the second insulating outer cover 14 and the first insulating outer cover 4 are sealed, after the contact pin 17 is inserted into the lower shell 21, the contact pin is fixed in the groove 29 through the fastening bolt 28, the first sealing ring 3 is fixed in the first waterproof groove 1, thereby it is sealed to make go up casing 5 and casing 21 down, preliminary waterproof protection work has been realized, when going up casing 5 and casing 21 closure down, the inboard at second insulation dustcoat 14 is fixed in the outside of first insulation dustcoat 4, during installation contact pin 17, first rubber circle 16, second rubber circle 19 and third sealing washer 27 have realized that contact pin 17 connects seamlessly, thereby realize sealed waterproof, when fixing contact pin 17 through fastening bolt 28, second sealing washer 20 has the effect of waterproof entering equally, thereby guarantee that inside seal waterproof nature is better, through the inside heat of 8 absorbing device of heat conduction piece, the natural wind of flow carries out quick heat dissipation in the rethread through-hole 7, thereby extension fixture's life.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A watertight fittings for heavy load electric connector, includes upper casing (5), lower casing (21) and bottom plate (18), its characterized in that: a lower shell (21) is installed at the top end of the bottom plate (18), a second insulating outer cover (14) is arranged on the inner side of the lower shell (21), a connecting plate (22) is arranged between the inner walls of the two sides of the second insulating outer cover (14), inserting pins (17) are evenly installed at the top end of the connecting plate (22), the bottom ends of the inserting pins (17) are fixed at the bottom end of the inner portion of the lower shell (21) through third sealing rings (27), a first waterproof groove (1) is arranged at the top end of the lower shell (21), a first sealing ring (3) is installed on the inner side of the first waterproof groove (1), an upper shell (5) is fixedly connected above the first sealing ring (3) through a second waterproof groove (11), a first installing plate (2) is installed above the two sides of the lower shell (21), a second installing plate (12) is installed below the two sides of the upper shell (5), go up the inboard of casing (5) and be provided with first insulation dustcoat (4), and the inside top of first insulation dustcoat (4) evenly is provided with jack (6), installed part (30) are installed to one side of going up casing (5), and the inboard of installed part (30) passes through threaded rod (9) fixedly connected with and connects (10).

2. The waterproof device for heavy-duty electric connector according to claim 1, wherein: latch fitting (13) are all installed on the top of casing (21) both sides bottom plate (18) down, and one side of latch fitting (13) all is provided with fixed slot (15), the both sides of going up casing (5) one end all are provided with locking piece (26), and locking piece (26) and fixed slot (15) are mutually supported, constitute fixed knot and construct.

3. The waterproof device for heavy-duty electric connector according to claim 1, wherein: the outer side of the contact pin (17) above the connecting plate (22) is provided with a first rubber ring (16), and the outer side of the contact pin (17) below the connecting plate (22) is provided with a second rubber ring (19).

4. The waterproof device for heavy-duty electric connector according to claim 1, wherein: one end of the contact pin (17) is provided with a groove (29), and two ends of the lower shell (21) on the inner side of the groove (29) are fixedly connected with fastening bolts (28) through second sealing rings (20).

5. The waterproof device for heavy-duty electric connector according to claim 1, wherein: the both sides of first insulating dustcoat (4) all are provided with draw-in groove (24), and all install expanding spring (25) on the both sides inner wall of second insulating dustcoat (14), fixture block (23) are all installed to one side of expanding spring (25), and fixture block (23) and draw-in groove (24) cooperate each other, constitute fixed knot and construct.

6. The waterproof device for heavy-duty electric connector according to claim 1, wherein: through holes (7) are uniformly formed between the two ends above the upper shell (5), and heat conducting blocks (8) are uniformly arranged inside the upper shell (5) on the outer wall of each through hole (7).