CN212277509U

CN212277509U - Anti-loosening sealing electric connector special for case

Info

Publication number: CN212277509U
Application number: CN202021147675.6U
Authority: CN
Inventors: 余睿; 吴旭娇; 刘向阳
Original assignee: Chengdu Hongming Electronics Co Ltd
Current assignee: Chengdu Hongming Electronics Co Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-01-01
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a locking sealed electric connector special for a case, which comprises a plug shell and a socket shell which is matched and spliced with the plug shell, wherein a contact pin assembly is hermetically assembled in the plug shell through a pin insulator, a jack limiting glass body is arranged in the socket shell, and a jack body assembly is arranged on the jack limiting glass body in a limiting and matching way; the plug shell is externally provided with a connecting ring, the socket shell sequentially comprises a threaded pipe column A, a threaded pipe column B and a case matching body, the connecting ring consists of a sleeving part and a threaded part, the external thread of the threaded pipe column B is connected with a locking nut, and the end part of the case matching body is provided with an annular limiting step. The utility model discloses can realize the electric mortiser grafting between the inside and outside electronic components of quick-witted case, improve the fastening nature of being connected and sealing performance between socket shell and the quick-witted case assembly, can not appear in quick-witted case hookup location exposed region after socket shell pegs graft with plug shell, strengthened security, sealing performance, also prevented the external disturbance condition.

Description

Anti-loosening sealing electric connector special for case

Technical Field

The utility model relates to an electric connector technical field especially relates to a locking sealed electric connector on quick-witted case is exclusively used in.

Background

The electronic control cabinet or other equipment with the cabinet is often required to be provided with a plurality of connectors, and the connectors are used for realizing the electrical connection with other external electronic components or electronic equipment. In the prior art, a connecting hole is usually formed in a position, needing to be connected, of a case, and a connector is arranged at the position of the connecting hole to realize the electric connection with an external component. The plug and the socket of the existing connector are easily separated from each other due to external collision or other acting forces, so that the connector is broken.

Along with the improvement of the performance requirement of the whole machine, the requirements on the tightness, vibration resistance and impact resistance of the connector and the installation position of the connector are higher and higher, the existing connector cannot meet the integral requirement of an electric control cabinet or other equipment with the cabinet, meanwhile, the traditional connector is difficult to deal with the more and more severe use environment, and a new connector solution is urgently provided.

SUMMERY OF THE UTILITY MODEL

Weak point that exists to prior art, the utility model aims to provide a locking sealed electric connector on quick-witted case is exclusively used in, can realize the electric mortiser grafting between the inside and outside electronic components of quick-witted case, socket shell wears out and fixes through lock nut and the spacing step cooperation centre gripping locking of annular from the machine incasement side, still seal through O shape sealing washer between socket shell and quick-witted case simultaneously, the fastening nature and the sealing performance of being connected between socket shell and the quick-witted case assembly have been improved, prevent external force collision and the not hard up problem of socket shell on quick-witted case appears, socket shell can not appear in quick-witted case hookup location exposed region after pegging graft with plug shell, the security has been strengthened, the external disturbance condition has also been prevented.

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

a locking sealing electric connector special for a chassis comprises a plug shell and a socket shell which is matched and spliced with the plug shell, wherein a contact pin assembly is assembled in the plug shell in a sealing mode through a pin insulator, a jack limiting glass body is installed in the socket shell, and a splicing hole body assembly is installed on the jack limiting glass body in a limiting mode; the contact pin assembly comprises a plurality of contact pins, the plug hole body assembly comprises a plurality of plug hole bodies, and the contact pins of the contact pin assembly are electrically plugged with the plug hole bodies of the plug hole body assembly one by one; the plug shell is characterized in that a connecting ring is arranged outside the plug shell, the socket shell sequentially comprises a threaded tubular column A, a threaded tubular column B and a case matching body, the connecting ring is composed of a sleeving part and a threaded part, the sleeving part of the connecting ring is sleeved outside the plug shell, the threaded part of the connecting ring is in threaded connection with the threaded tubular column A of the socket shell, the external thread of the threaded tubular column B of the socket shell is connected with a locking nut, and the end part of the case matching body is provided with an annular limiting step corresponding to the locking nut.

In order to better realize the utility model discloses, the step has between the threaded pipe post A of socket casing and the threaded pipe post B, the diameter of threaded pipe post B is greater than threaded pipe post A's diameter, the screw thread on the threaded pipe post A revolves to revolving to on opposite with the threaded pipe post B.

The utility model discloses mainly used seal installation electric connector on quick-witted case realizes quick electricity between the quick-witted incasement outer part and pegs graft, the utility model discloses still include quick-witted case, machine case panel has on the machine case, machine case panel opens there is the socket mating holes, socket shell's the quick-witted case mating bodies cooperatees with machine case panel's socket mating holes, the cooperation of annular spacing step, lock nut centre gripping is installed in machine case panel both sides.

Preferably, an elastic washer is arranged between the locking nut and the connecting ring.

Preferably, the threaded portion of the connecting ring is provided with a plurality of first locking holes, the locking nut is provided with a plurality of second locking holes, and the first locking holes and the second locking holes are locked through a locking mechanism.

Preferably, a pin hole is formed in the pin insulator, and a pin of the pin assembly is fitted in the pin hole of the pin insulator in an interference fit manner.

Preferably, an annular sealing cavity is formed between the end part of the plug housing and the sleeving part of the connecting ring, a sealing gasket is installed in the annular sealing cavity in a matched mode, and a clamping ring for sealing and limiting the sealing gasket is arranged at the end part of the plug housing.

Preferably, an annular sealing groove is formed in the outer side of the chassis matching body of the socket housing, and an O-ring is fitted in the annular sealing groove of the chassis matching body.

Preferably, the threaded post a of the receptacle housing fits between the threaded portions of the plug housing and the coupling ring.

Preferably, the locking mechanism is a steel wire, and the steel wire is correspondingly bound and locked between the first locking hole and the second locking hole.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

(1) the utility model relates to a locking sealed electric connector on quick-witted case is exclusively used in, can realize the electric mortiser grafting between the inside and outside electronic components of quick-witted case, socket shell wears out and fixes with the spacing step cooperation centre gripping locking of annular through lock nut and the machine incasement side, still seal through O shape sealing washer between socket shell and quick-witted case simultaneously, the fastening nature of being connected and sealing performance between socket shell and the quick-witted case assembly have been improved, prevent external force collision and the not hard up problem of socket shell on quick-witted case appears, socket shell can not appear in quick-witted case hookup location exposed region with plug shell grafting back, the security has been strengthened, the external disturbance condition has also been prevented.

(2) The utility model discloses closely be equipped with the go-between and constitute a whole in the plug housing outside, be equipped with the contact pin subassembly through the cooperation of needle insulator inside the plug housing, in the threaded tubular column A screw thread installation of go-between and socket shell, be the grafting process again between plug housing and the socket shell, can easily realize plug housing and socket shell and peg graft, effectively prevented the problem that plug housing breaks away from socket shell simultaneously.

(3) The utility model discloses screw thread on the screw tubular column A revolves to and is revolved to opposite with the screw thread on the screw tubular column B, screws the assembly back at go-between and lock nut screw, and the go-between closely supports with lock nut, and the go-between can play the purpose that prevents the lock nut screw and withdraw from, prevents that socket shell from becoming flexible from quick-witted case and coming off.

(4) The utility model discloses it has the first lockhole of a plurality of to open on the screw thread portion of go-between, and it has a plurality of second lockhole to open on lock nut, and first lockhole passes through locking mechanism with the second lockhole and locks simultaneously, corresponds through locking mechanism and through-hole between go-between and the lock nut like this and is connected the locking and realize the locking purpose of machinery.

(5) The utility model discloses be equipped with the elastic washer between lock nut and go-between, the elastic washer can play the sealed assembly effect between go-between and the lock nut.

Drawings

Fig. 1 is a schematic structural view of the electric connector and the cabinet of the present invention after being installed;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged partial schematic view of FIG. 2;

FIG. 4 is a schematic structural view of the socket housing of FIG. 3;

fig. 5 is an exploded view of the present invention.

Wherein, the names corresponding to the reference numbers in the drawings are:

the novel plug comprises a 1-connecting ring, a 2-clamping ring, a 3-pin insulator, a 4-inserting pin, a 5-plug shell, a 6-sealing gasket, a 7-elastic gasket, an 8-locking nut, an 81-second locking hole, a 9-socket shell, a 91-threaded tubular column A, a 92-threaded tubular column B, a 93-case matching body, a 931-annular limiting step, a 10-jack limiting glass body, an 11-inserting hole body, a 12-O-shaped sealing ring, a 13-case panel and a 14-first locking hole.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

examples

As shown in fig. 1-5, a locking sealed electric connector on quick-witted case is exclusively used in, including plug housing 5 and the socket housing 9 of pegging graft with plug housing 5 cooperation, plug housing 5 is inside to be equipped with the contact pin subassembly through the sealed contact pin that is equipped with of needle insulator 3, and socket housing 9 internally mounted has the spacing vitreous body 10 of jack, the utility model discloses a spacing vitreous body 10 of jack sets up inside socket housing 9 through the glass sintering process method, has improved socket housing 9's leakproofness and bearing capacity greatly. The plug hole body assembly is arranged on the plug hole limiting glass body 10 in a limiting matching mode. The pin assembly comprises a plurality of pins 4, and the plug hole body assembly comprises a plurality of plug hole bodies 11; contact pin 4 of contact pin subassembly corresponds the electricity with the plug hole body 11 one-to-one of plug hole body subassembly and pegs graft, each plug hole body 11 of plug hole body subassembly carries out spacing installation through the spacing glass body 10 of jack, so that plug hole body subassembly corresponds and installs inside socket housing 9, each contact pin 4 of contact pin subassembly corresponds the installation through needle insulator 3, the contact pin 4 of contact pin subassembly can realize corresponding the grafting with the plug hole body 11 of plug hole body subassembly like this, to inhomogeneous symmetrical arrangement's contact pin 4 and plug hole body 11 grafting structure, can be provided with between socket housing 9 and plug housing 5 in the cooperation and prevent slow-witted mechanism (for example set up a protruding alignment mark on socket housing 9, correspond at plug housing 5 and set up a protruding mark of cooperation).

As shown in fig. 3, a connection ring 1 is arranged outside the plug housing 5, the receptacle housing 9 sequentially includes a threaded pipe column a91, a threaded pipe column B92 and a chassis matching body 93, the connection ring 1 is composed of a sleeving part and a threaded part, the sleeving part of the connection ring 1 is sleeved outside the plug housing 5, the threaded part of the connection ring 1 is in threaded connection with the threaded pipe column a91 of the receptacle housing 9, the external thread of the threaded pipe column B92 of the receptacle housing 9 is connected with a locking nut 8, an annular limiting step 931 corresponding to the locking nut 8 is arranged at the end of the chassis matching body 93, the annular limiting step 931 is matched with the box body of the chassis, and the sealing assembly between the receptacle housing 9 and the chassis is facilitated. As shown in fig. 3, the threaded post a91 of the receptacle housing 9 fits between the threaded portions of the plug housing 5 and the attachment ring 1.

A step is arranged between the threaded pipe column A91 and the threaded pipe column B92 of the socket shell 9, and the diameter of the threaded pipe column B92 is larger than that of the threaded pipe column A91; during assembly, the lock nut 8 is first screwed onto the threaded pipe column B92, and then the threaded portion of the adapter ring 1 is screwed onto the threaded pipe column a 91. The thread direction of the threaded pipe column A91 is opposite to that of the threaded pipe column B92 (if the thread direction of the threaded pipe column A91 is positive locking and negative withdrawing, the thread direction of the threaded pipe column B92 is negative locking and positive withdrawing, so that the locking nut 8 is screwed and installed on the threaded pipe column B92 in the positive direction, the thread part of the connecting ring 1 is screwed and installed on the threaded pipe column A91 in the negative direction, and because the withdrawing of the locking nut 8 is reverse and the thread part of the connecting ring 1 is screwed in the positive direction, the thread directions of the connecting ring 1 and the locking nut 8 are opposite to each other so as to prevent the locking nut 8 from loosening on the thread of the socket shell 9).

The utility model discloses mainly used seal installation electric connector on quick-witted case realizes quick electricity between the quick-witted incasement outer part and pegs graft, the utility model discloses still include quick-witted case, quick-witted case panel 13 has on the quick-witted case, and quick-witted case panel 13 opens there is the socket mating holes, and socket housing 9's quick-witted case mating body 93 cooperatees with quick-witted case panel 13's socket mating holes, as shown in FIG. 2, annular spacing step 931, the cooperation of 8 centre gripping of lock nut is installed in quick-witted case panel 13 both sides. As shown in fig. 3, an annular sealing groove is formed outside the casing fitting body 93 of the receptacle housing 9, and an O-ring 12 is fitted in the annular sealing groove of the casing fitting body 93.

As shown in fig. 2 and 3, an elastic washer 7 is arranged between the lock nut 8 and the connection ring 1, and the elastic washer 7 can perform a sealing assembly function between the connection ring 1 and the lock nut 8.

The utility model discloses it has the first lockhole of a plurality of 14 to open on the screw thread portion of go-between 1, and it has a plurality of second lockhole 81 to open on lock nut 8, and first lockhole 14 passes through locking mechanism with second lockhole 81 and locks. The locking mechanism of the present embodiment is preferably a steel wire, which is correspondingly bound and locked between the first locking hole 14 and the second locking hole 81. Therefore, the connecting ring 1 and the lock nut 8 are correspondingly connected and locked with the through hole through the locking mechanism, and the purpose of mechanical looseness prevention is achieved, for example, the connecting ring 1 and the lock nut 8 can be mechanically loosened by correspondingly binding and locking the steel wires between the first locking hole 14 and the second locking hole 81.

As shown in fig. 3, a pin hole is opened in the pin insulator 3, and the pin 4 of the pin assembly is interference-fitted into the pin hole of the pin insulator 3.

The utility model discloses have annular seal chamber between 5 tip of plug housing and go-between 1's suit portion, seal ring 6 is installed in the cooperation in the annular seal chamber, and 5 tips of plug housing are equipped with the rand 2 of sealing, spacing seal ring 6.

When the socket is used, the plug hole body assembly is installed in the socket shell 9 in a limiting and matching mode through the plug hole limiting glass body 10, then the socket shell 9 penetrates through the socket matching hole in the inner side of the chassis panel 13, so that the annular limiting step 931 of the socket shell 9 is in limiting and matching with the inner side of the chassis panel 13, then the locking nut 8 is installed on the threaded tubular column B92 of the socket shell 9 in a threaded mode, the locking nut 8 is screwed in the threads, the annular limiting step 931 and the locking nut 8 are tightly clamped on two sides of the chassis panel 13, and therefore the socket shell 9 is tightly matched, clamped and installed on the chassis panel 13. The pin assembly is installed in the plug shell 5 through the pin insulator 3 in a limiting fit mode, the connecting ring 1 is assembled outside the plug shell 5 in a fit mode, then the sealing washer 6 is assembled and sealed and locked through the clamping ring 2, then the whole body formed by the plug shell 5 and the connecting ring 1 is assembled with the socket shell 9 in a threaded plug-in mode, and when the threaded portion of the connecting ring 1 is in threaded locking connection with the threaded pipe column A91 of the socket shell 9, each pin 4 on the plug shell 5 is electrically plugged with each plug hole body 11 on the socket shell 9 in a one-to-one mode.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a locking sealed electric connector on quick-witted case is exclusively used in which characterized in that: the plug comprises a plug shell (5) and a socket shell (9) which is matched and spliced with the plug shell (5), wherein a contact pin assembly is hermetically assembled in the plug shell (5) through a pin insulator (3), an insertion hole limiting glass body (10) is installed in the socket shell (9), and an insertion hole body assembly is installed on the insertion hole limiting glass body (10) in a limiting and matching manner; the contact pin assembly comprises a plurality of contact pins (4), the plug hole body assembly comprises a plurality of plug hole bodies (11), and the contact pins (4) of the contact pin assembly are correspondingly electrically plugged with the plug hole bodies (11) of the plug hole body assembly one by one; plug housing (5) outside is equipped with go-between (1), socket casing (9) are including threaded tubular column A (91), threaded tubular column B (92) and quick-witted case cooperation body (93) in proper order, go-between (1) comprises suit portion and screw thread portion, the suit portion suit of go-between (1) is outside in plug housing (5), the screw thread portion of go-between (1) and the threaded tubular column A (91) threaded connection of socket casing (9), threaded tubular column B (92) external thread connection of socket casing (9) has lock nut (8), quick-witted case cooperation body (93) tip has the annular spacing step (931) corresponding with lock nut (8).

2. An anti-loose sealed electric connector special for a chassis according to claim 1, wherein: a step is arranged between the threaded pipe column A (91) and the threaded pipe column B (92) of the socket shell (9), the diameter of the threaded pipe column B (92) is larger than that of the threaded pipe column A (91), and the screwing direction of threads on the threaded pipe column A (91) is opposite to that of threads on the threaded pipe column B (92).

3. An anti-loose sealed electric connector special for a chassis according to claim 2, wherein: still include quick-witted case, machine case panel (13) have on the machine case, machine case panel (13) are opened there are the socket mating holes, the socket mating holes of machine case mating body (93) and machine case panel (13) of socket casing (9) cooperate, annular spacing step (931), lock nut (8) centre gripping cooperation are installed in machine case panel (13) both sides.

4. A loose-proof sealed electrical connector dedicated to a chassis according to claim 3, wherein: an elastic washer (7) is arranged between the locking nut (8) and the connecting ring (1).

5. An anti-loose sealed electric connector special for a chassis according to claim 1 or 2, characterized in that: a plurality of first lock holes (14) are formed in the threaded portion of the connecting ring (1), a plurality of second lock holes (81) are formed in the locking nut (8), and the first lock holes (14) and the second lock holes (81) are locked through a locking mechanism.

6. An anti-loose sealed electric connector special for a chassis according to claim 1, wherein: a pin inserting hole is formed in the pin insulator (3), and a pin (4) of the pin inserting assembly is assembled in the pin inserting hole of the pin insulator (3) in an interference fit mode.

7. An anti-loose sealed electric connector special for a chassis according to claim 1, wherein: an annular sealing cavity is arranged between the end part of the plug shell (5) and the sleeving part of the connecting ring (1), a sealing washer (6) is installed in the annular sealing cavity in a matching mode, and a clamping ring (2) for sealing and limiting the sealing washer (6) is arranged at the end part of the plug shell (5).

8. A loose-proof sealed electrical connector dedicated to a chassis according to claim 3, wherein: an annular sealing groove is formed in the outer side of a case matching body (93) of the socket shell (9), and an O-shaped sealing ring (12) is assembled in the annular sealing groove of the case matching body (93) in a matching mode.

9. A loose-proof sealed electrical connector dedicated to a chassis according to claim 3, wherein: the threaded pipe column A (91) of the socket shell (9) is matched and positioned between the plug shell (5) and the threaded part of the connecting ring (1).

10. An anti-loose sealed electric connector special for a chassis according to claim 5, wherein: the locking mechanism is a steel wire which is correspondingly bound and locked between the first locking hole (14) and the second locking hole (81).