CN110611222B - Rectangular connector and plug and socket thereof - Google Patents
Rectangular connector and plug and socket thereof Download PDFInfo
- Publication number
- CN110611222B CN110611222B CN201811581531.9A CN201811581531A CN110611222B CN 110611222 B CN110611222 B CN 110611222B CN 201811581531 A CN201811581531 A CN 201811581531A CN 110611222 B CN110611222 B CN 110611222B
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- plug
- socket
- shell
- locking
- movable sleeve
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a rectangular connector, a plug and a socket thereof, wherein the rectangular connector comprises the plug and the socket, the plug is provided with a plug fixing hole, the socket is provided with a socket fixing hole, the rectangular connector also comprises a threaded fastener which is arranged in the plug fixing hole and the socket fixing hole in a penetrating way and is used for fastening and assembling the plug and the socket, the socket is provided with a locking surface which is back to an inserting end, the plug is provided with a locking hook which is used for locking and matching with the locking surface before the threaded fastener fastens the plug and the socket so as to pre-lock the plug and the socket, and the plug fixing hole and the socket fixing hole are mutually aligned when the plug and the socket are in. Before the plug and the socket are fastened and assembled through the threaded fastener, the plug and the socket are locked in advance through the locking hook on the plug and the locking surface on the socket in a locking fit mode, the spring in the plug does not play a role any more at the moment, the threaded fastener cannot enable the plug connector to incline in the process of locking the plug and the socket, and the plug connector cannot be damaged.
Description
Technical Field
The invention relates to a rectangular connector and a plug and a socket thereof.
Background
In the field of communication technology, in order to implement connection between circuits, a connector is generally required, that is, a connector is used to connect two required circuits, so as to implement communication between the whole circuits. The rectangular connector in the prior art generally comprises a rectangular male plug and a rectangular female socket, wherein the rectangular male plug and the rectangular female socket are fixedly connected through a locking screw. For example, the background art of the chinese invention patent with application publication No. CN106981773A discloses a double-bolt locking structure of a rectangular connector in the prior art, that is, two sides of the rectangular connector are respectively provided with a pair of locking bolts and locking nuts, when in use, the locking of a plug and a socket is realized by screwing the locking bolts and the locking nuts on the two sides of the connector, and the locking bolts and the locking nuts may also be replaced by a form of matching screws and threaded holes. In the process that the rectangular connector is alternately screwed by the double bolts, the axial return spring inside the plug is not uniformly deformed, so that the contact inside the rectangular connector is easily inclined in the opposite insertion process, and the contact is damaged.
Disclosure of Invention
The invention aims to provide a rectangular connector, which solves the problem that an axial return spring in a plug is deformed unevenly in the process of alternately screwing a double bolt in the rectangular connector in the prior art, so that a contact in the rectangular connector is easy to incline in the opposite insertion process; it is also an object of the present invention to provide a plug and receptacle for the rectangular connector.
In order to achieve the purpose, the technical scheme of the rectangular connector is as follows:
rectangular connector includes plug and socket, is equipped with plug fixed orifices on the plug, is equipped with socket fixed orifices on the socket, and rectangular connector still including wearing to adorn in plug fixed orifices and socket fixed orifices in order to fasten the threaded fastener who assembles plug and socket, its characterized in that: the socket is provided with a locking surface opposite to the plugging end, the plug is provided with a locking hook which is used for being locked and matched with the locking surface before the plug and the socket are fastened by the threaded fastener so as to enable the plug and the socket to be locked in advance, and the plug fixing hole and the socket fixing hole are aligned with each other when the plug and the socket are in a pre-locking state.
The beneficial effects are that: compared with the prior art, before the plug and the socket pass through the fastening assembly of threaded fastener, lock hook on earlier through the plug and the locking surface locking fit on the socket with plug and socket locking in advance, the spring in the plug no longer plays a role this moment, makes threaded fastener can not make the plug connector take place the slope at the in-process of locking plug and socket, guarantees that the plug connector can not be impaired. In addition, if the rectangular connector is only used for testing in a static environment, only the locking hook is used for pre-locking, and the locking and unlocking are convenient; if the rectangular connector is applied to a vibration environment, the plug and the socket are required to be tightly assembled through the locking screw under the condition that the locking hook is locked in advance, so that the connection stability of the plug and the socket in the vibration environment is ensured.
The plug is hinged with a locking arm, the locking hook is arranged on the locking arm, and an elastic element which provides elasticity for the locking arm after the plug and the socket are plugged in to enable the locking hook to be in locking fit with the locking surface is arranged between the plug and the locking arm. The locking hook and the locking surface are guaranteed to be locked and matched stably.
The plug-in section of the defined plug is the front end, the lock hook is arranged at the front end of the lock arm, the rear end of the lock arm is provided with an operation part which takes the lock hook out of the locking surface to unlock the plug and the socket, and the hinged position of the lock arm is arranged between the lock hook and the operation part. The locking arm is provided with an operating part, so that the plug and the socket can be conveniently unlocked.
The plug includes movable sleeve and sets up at the outside plug shell body of movable sleeve, and plug fixed orifices and latch hook all set up on the plug shell body, the socket includes casing behind the socket and sets up the socket procapsid on the casing behind the socket, and the socket fixed orifices sets up on the casing behind the socket, the locking face sets up on the socket procapsid. Is suitable for most rectangular optical fiber connectors.
The socket is provided with a flange plate used for fixing the socket on an equipment panel, one side of the flange plate, which faces towards the plug, is provided with a socket boss, a plug boss is arranged at a position, corresponding to the socket boss, on the plug, a plug fixing hole is formed in the plug boss, and a socket fixing hole is formed in the socket boss. The plug boss is arranged on the plug, the socket boss is arranged on the socket, and the plug and the socket can be conveniently fastened and assembled through the locking screw.
In order to achieve the purpose, the technical scheme of the plug is as follows:
the plug is provided with a plug fixing hole which is used for being tightly matched with the socket fixing hole through a threaded fastener so as to tightly assemble the plug and the socket, and the plug is also provided with a locking hook which is used for being locked and matched with a locking surface of the socket before the threaded fastener fastens the plug and the socket so as to pre-lock the plug and the socket.
The beneficial effects are that: compared with the prior art, locking in advance through latch hook on the plug and the locking surface that corresponds the socket makes the interior spring of plug no longer play a role to the in-process that makes plug fixed orifices and socket fixed orifices pass through threaded fastener locking plug and socket can not make the plug connector take place the slope, guarantees that the plug connector can not be impaired.
The plug is hinged with a locking arm, the locking hook is arranged on the locking arm, and an elastic piece used for providing elasticity for the locking arm after the plug is plugged into the socket so as to enable the locking hook to be in locking fit with the locking surface is arranged between the plug and the locking arm. The locking hook and the locking surface are guaranteed to be locked and matched stably.
The plug-in section of the plug is defined as the front end, the lock hook is arranged at the front end of the lock arm, the rear end of the lock arm is provided with an operation part which takes the lock hook out of the locking surface to unlock the plug and the socket, and the hinged position of the lock arm is arranged between the lock hook and the operation part. The locking arm is provided with an operating part, so that the plug and the socket can be conveniently unlocked.
In order to achieve the purpose, the technical scheme of the socket is as follows:
the socket is provided with a socket fixing hole which is used for being tightly matched with the plug fixing hole through a threaded fastener so as to tightly assemble the plug and the socket, and the socket is also provided with a locking surface which is used for being locked and matched with a locking hook of the plug before the plug and the socket are fastened through the threaded fastener so as to enable the plug and the socket to be locked in advance.
The beneficial effects are that: compared with the prior art, locking face and the latch hook that corresponds the plug on the socket are through locking in advance earlier, make the spring in the plug no longer play a role to the in-process that makes plug fixed orifices and socket fixed orifices pass through threaded fastener locking plug and socket can not make the plug connector take place the slope, guarantees that the plug connector can not be impaired.
And a locking groove is arranged on the socket, and one groove wall of the locking groove forms the locking surface. The socket is prevented from being provided with the bulge, and one side of the bulge back to the insertion end is used as a locking surface, so that the size of the socket is reduced.
Drawings
FIG. 1 is a schematic diagram of a receptacle of the rectangular connector of the present invention;
FIG. 2 is a schematic view of the structure of the plug of the rectangular connector of the present invention;
FIG. 3 is a schematic diagram of the rectangular connector of the present invention prior to mating of the male plug and the female receptacle;
FIG. 4 is a schematic diagram of the plug and socket of the rectangular connector of the present invention during the plugging process;
fig. 5 is a schematic structural diagram of the rectangular connector of the present invention after the plug and the socket are plugged.
In the figure: 1-a rear housing of the socket; 2-a receptacle front housing; 3-socket dustproof door; 4-a guide pin; 5-first socket set screw; 6-rear cover of socket; 7-a socket contact; 8-carrying fiber; 9-second socket set screw; 10-a gasket; 11-a flange plate; 12-socket boss; 13-plug bosses; 14-locking screws; 15-a latch hook; a 16-locking arm; 17-a hinged axis; 18-an operating part; 19-plug outer housing; 20-plug rear housing; 21-a wire sealing body; 22-an optical cable; 23-a first plug set screw; 24-plug rear cover; 25-a second plug set screw; 26-a spring; 27-a movable sleeve; 28-a plug front housing; 29-a pilot hole; 30-a plug contact; 31-plug dust doors; 32-locking recesses; 33-locking surface; 34-limit stop.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 3, the rectangular connector of the present invention includes a plug and a socket, the socket includes a socket housing and a socket contact 7 disposed in the socket housing, the socket contact in this embodiment is an MT contact, which may be 12 cores or 24 cores, and the tail of the socket contact 7 is provided with a strip fiber 8. As shown in fig. 1, the socket housing includes casing 1 behind socket procapsid 2 and the socket, be equipped with the sealing washer and the two is through 5 fixed connection of first socket set screw between casing 1 behind socket procapsid 2 and the socket, be equipped with on the casing 1 behind the socket through 9 fixedly connected with sockets of second socket set screw lid 6, the cover is equipped with gasket 10 in order to increase the fixed stability of second socket set screw on the second socket set screw 9, first socket set screw 5 and second socket set screw 9 all set up in pairs in order to guarantee the stability of socket. The socket contact 7 is fixed on the socket rear cover 6, and a square hole for the belt fiber 8 to enter is formed in the rear portion of the socket rear cover 6, so that the user can install the cable rapidly on site. The socket rear cover 6 is also provided with guide pins 4 matched with the guide holes 29 on the plug, the guide pins 4 are used for positioning and guiding during butt joint so as to ensure that the plug is not inclined when being spliced and matched with the socket, and the guide pins 4 are arranged in pairs so as to ensure the stability when the plug is spliced and matched with the socket. The rear portion of the shell 1 behind the socket is provided with a flange plate 11, the flange plate 11 is provided with a panel fixing hole for fixing the socket on an equipment panel, one side of the flange plate 11 facing the plug is provided with a socket boss 12 for connecting the plug, the socket boss 12 is provided with a plug fixing hole extending along the plugging direction, and the plug fixing hole is a threaded hole.
In this embodiment, the receptacle front housing 2 is provided with two locking grooves 32, one of the groove walls of the locking groove 32 forms a locking surface 33, the number of the locking grooves 32 is two, and the two locking grooves are disposed on two opposite side surfaces of the receptacle front housing 2 along the width direction, in this embodiment, the front end of the receptacle front housing 2 is provided with two convex keys, the inner wall of the front end of the corresponding plug outer housing 19 is provided with a key groove, and the convex keys and the key groove prevent misplug when the plug and the receptacle are plugged. Articulated through the articulated shaft have socket dust door 3 in the socket procapsid 2, the cover is equipped with four group's torsional springs and provides elasticity so that socket dust door 3 can seal socket procapsid 2 on the articulated shaft, in this embodiment, in order to improve dustproof effect, the parcel has the rubber sealing ring around socket dust door 3 to improve sealing performance.
As shown in fig. 2, the plug includes a plug housing and a plug contact 30 disposed in the plug housing, the plug housing includes a front plug housing 28 and a rear plug housing 20 fixedly connected to the front plug housing 28 by a second plug fixing screw 25, a movable sleeve 27 is slidably assembled outside the front plug housing 28 and the rear plug housing 20, a plug dust-proof door 31 is hinged to the front inner wall of the movable sleeve 27 through a hinge shaft, the front end of the front plug housing 28 abuts against the plug dust-proof door 31, and four sets of torsion springs are sleeved on the hinge shaft to provide elastic force to enable the plug dust-proof door 31 to seal the front plug housing 28. In this embodiment, be equipped with spring 26 between movable sleeve 27 and the plug procapsid 28, spring 26 is the rectangle spring that matches with plug procapsid 28, be provided with the sealing ring groove of placing the sealing washer on the front end outer wall of movable sleeve 27, when plug and socket are pegged graft, movable sleeve 27 realizes sealedly through the sealing washer in the sealing ring groove with socket procapsid 2, movable sleeve 27 afterbody is equipped with limit stop 34, limit stop 34 sliding assembly is on casing 20 behind the plug, in order to avoid movable sleeve 27 to deviate from in plug procapsid 28 under the effect of spring 26. The front end of the front plug housing 28 is provided with guide holes 29 arranged in pairs, and the guide holes 29 are in guiding fit with the guide pins 4 on the rear socket cover 6 so as to ensure that the plug is not deflected when being in plug fit with the socket.
In this embodiment, a rear plug cover 24 is disposed at a tail of the rear plug housing 20, a wire sealing body 21 is disposed between the rear plug housing 20 and the rear plug cover 24, the rear plug cover 24 fixes the wire sealing body on the rear plug housing 20 through a first plug fixing screw 23, an optical cable 22 passing through the wire sealing body 21 is connected to a tail of the plug contact 30, and the wire sealing body 21 fixes and seals the optical cable 22.
In this embodiment, the outer side of the movable sleeve 27 and the plug rear shell 20 is further provided with a plug outer shell 19, the front end of the plug outer shell 19 is provided with a plug boss 13, the plug boss 13 is provided with a plug fixing hole penetrating along the plugging direction, the plug fixing hole is a threaded hole, a locking screw 14 is connected to the threaded hole in an internal thread manner, and the locking screw 14 forms a threaded fastener. The plug outer shell 19 is hinged with a locking arm 16 through an articulated shaft 17 at the rear part of the plug boss 13, the locking arm 16 is provided with a locking hook 15 which is in locking fit with the locking surface 33 when the plug is plugged with the socket so as to pre-lock the plug and the socket, the articulated shaft 17 is sleeved with a torsional spring, the torsional spring forms an elastic element, and the torsional spring can provide elasticity for the locking arm 16 after the plug is plugged with the socket so as to enable the locking hook 15 to be in locking fit with the locking surface 33, thereby ensuring the stability of the locking fit of the locking hook 15 and the locking surface 33. In other embodiments, a torsion spring is not disposed on the hinge shaft, and a tension spring is disposed at an end of the lock arm close to the lock hook or a compression spring is disposed at an end of the lock arm far from the lock hook, so as to achieve locking cooperation between the lock hook and the locking surface. In other embodiments, the locking arm is a spring plate, one end of the locking arm is fixed on the plug outer shell, and the other end of the locking arm is provided with a locking hook which is in locking fit with the locking surface on the socket front shell, namely the locking hook is in locking fit with the locking surface under the elastic action of the spring plate. In this embodiment, the plug section of the plug is defined as a front end, the latch hook 15 is disposed at the front end of the latch arm 16, the rear end of the latch arm 16 is provided with an operating portion 18 for releasing the latch hook 15 from the locking surface 33 to unlock the plug and the socket, the hinge shaft 17 of the latch arm 16 is disposed between the latch hook 15 and the operating portion 18, and the operating portion 18 is disposed on the latch arm 16 to facilitate unlocking the plug and the socket. In this embodiment, the number of the locking arms 16 is two and the two locking arms are symmetrically arranged on two sides of the plug along the width direction, so as to ensure the stability of the plug and the socket when the plug and the socket are locked in advance. In other embodiments, one or more than three locking arms may be provided.
The rectangular connector of the invention, when in use: as shown in fig. 3, in a state when the plug and the receptacle are just started to be plugged, the receptacle dust-proof door 3 and the plug dust-proof door 31 are attached to each other and are not opened, the front end of the receptacle front housing 2 is inserted between the plug outer housing 19 and the movable sleeve 27 and abuts against the step at the front end of the movable sleeve 27 after the plug outer housing 19 and the receptacle front housing 2 are guided by the convex key and the key groove, and at this time, the receptacle front housing 2 and the movable sleeve 27 are connected in a sealing manner by the sealing ring therebetween. As shown in fig. 4, the plug is continuously inserted into the receptacle, and at this time, the movable sleeve 27 elastically retreats under the pushing action of the front receptacle housing 2, and is always in sealed connection with the front end of the front receptacle housing 2 by the action of the spring 26 in the process of retreating; the plug front housing 28 pushes the plug dust-proof door 31 which is retracted, the plug dust-proof door 31 pushes the socket dust-proof door 3 which is attached with the plug dust-proof door, and the front end of the plug front housing 28 can enter the socket front housing 2. As shown in fig. 5, the plug is pushed to be inserted into the socket, and after the guide pin 4 is guided by the guide hole 29, the plug contact 30 is inserted into the socket contact 7, so that the optical path is conducted; at the moment, the locking hook 15 of the locking arm 16 is in locking fit with the locking surface 33 to realize pre-locking of the plug and the socket, the spring 26 does not play a role after the plug and the socket are pre-locked, the plug cannot be popped out under the action of the spring 26, a better locking environment can be provided for the locking screws when the plug and the socket are locked, and the plug and the socket can be fastened and assembled only by screwing the locking screws on two sides. In addition, if the rectangular connector is only used for testing in a static environment, only the locking hook is used for pre-locking, and the locking and unlocking are convenient; if the rectangular connector is applied to a vibration environment, the plug and the socket are required to be tightly assembled through the locking screw under the condition that the locking hook is locked in advance, so that the connection stability of the plug and the socket in the vibration environment is ensured. The separation process of the plug and the socket is opposite to the plugging process, and the description is omitted.
In the embodiment of the plug of the present invention, the structure of the plug in the embodiment is the same as that of the plug in the embodiment of the rectangular connector, and details are not repeated.
In the embodiment of the socket of the present invention, the structure of the socket in this embodiment is the same as that of the socket described in the above embodiment of the rectangular connector, and details are not repeated.
Claims (9)
1. Rectangular connector, including plug and socket, be equipped with plug fixed orifices on the plug, be equipped with socket fixed orifices on the socket, rectangular connector still including wearing the dress in plug fixed orifices and socket fixed orifices in order to fasten the threaded fastener who assembles plug and socket, its characterized in that: the socket is provided with a locking surface opposite to the plugging end, the plug is provided with a locking hook which is used for being locked and matched with the locking surface before a threaded fastener fastens the plug and the socket so as to pre-lock the plug and the socket, a plug fixing hole is aligned with a socket fixing hole when the plug and the socket are in a pre-locking state, both sides of the plug are provided with threaded fasteners, the plug comprises a movable sleeve and a plug outer shell arranged outside the movable sleeve, the plug fixing hole and the locking hook are arranged on the plug outer shell, the socket comprises a socket rear shell and a socket front shell arranged on the socket rear shell, the socket fixing hole is arranged on the socket rear shell, the locking surface is arranged on the socket front shell, the socket front shell is internally hinged with a socket dustproof door through a hinged shaft, and the plug further comprises a plug front shell and a plug rear shell fixedly connected with the plug front shell, the movable sleeve is assembled outside the front plug shell and the rear plug shell in a sliding manner, the front inner wall of the movable sleeve is hinged with a plug dustproof door through a hinged shaft, the front end of the front plug shell is abutted against the plug dustproof door, a spring is arranged between the movable sleeve and the front plug shell, the tail part of the movable sleeve is provided with a limit stop which is assembled on the rear plug shell in a sliding manner so as to prevent the movable sleeve from being separated from the front plug shell under the action of the spring, when the plug is plugged with a socket, the front end of the front socket shell is inserted between the outer plug shell and the movable sleeve and abutted against a step at the front end of the movable sleeve, the movable sleeve elastically retreats under the pushing action of the front socket shell and is always in sealing connection with the front end of the front socket shell under the action of the spring in the retreating process, the front plug shell pushes the retreated plug dustproof door out, and the dust-proof, the front end of the plug front shell enters the socket front shell, the locking cooperation of the locking hook and the locking surface is used for realizing the pre-locking of the plug and the socket, and the plug cannot be ejected out under the action of the spring.
2. The rectangular connector of claim 1, wherein: the plug is hinged with a locking arm, the locking hook is arranged on the locking arm, and an elastic element which provides elasticity for the locking arm after the plug and the socket are plugged in to enable the locking hook to be in locking fit with the locking surface is arranged between the plug and the locking arm.
3. The rectangular connector of claim 2, wherein: the plug-in section of the plug is defined as the front end, the lock hook is arranged at the front end of the lock arm, the rear end of the lock arm is provided with an operation part which takes the lock hook out of the locking surface to unlock the plug and the socket, and the hinged position of the lock arm is arranged between the lock hook and the operation part.
4. The rectangular connector according to any one of claims 1-3, wherein: the socket is provided with a flange plate used for fixing the socket on an equipment panel, one side of the flange plate, which faces towards the plug, is provided with a socket boss, a plug boss is arranged at a position, corresponding to the socket boss, on the plug, a plug fixing hole is formed in the plug boss, and a socket fixing hole is formed in the socket boss.
5. Plug, its characterized in that: the plug is provided with a plug fixing hole which is used for being tightly matched with the socket fixing hole through a threaded fastener so as to tightly assemble the plug and the socket, the plug is also provided with a latch hook which is used for being locked and matched with a locking surface of the socket before the plug and the socket are fastened through the threaded fastener so as to pre-lock the plug and the socket, both sides of the plug are provided with the threaded fastener, the plug comprises a movable sleeve and a plug outer shell arranged outside the movable sleeve, the plug fixing hole and the latch hook are arranged on the plug outer shell, the socket comprises a socket rear shell and a socket front shell arranged on the socket rear shell, the socket fixing hole is arranged on the socket rear shell, the locking surface is arranged on the socket front shell, the socket front shell is hinged with a socket dustproof door through a hinged shaft, and the plug further comprises a plug front shell and a plug rear shell fixedly connected with the plug, the movable sleeve is assembled outside the front plug shell and the rear plug shell in a sliding manner, the front inner wall of the movable sleeve is hinged with a plug dustproof door through a hinged shaft, the front end of the front plug shell is abutted against the plug dustproof door, a spring is arranged between the movable sleeve and the front plug shell, the tail part of the movable sleeve is provided with a limit stop which is assembled on the rear plug shell in a sliding manner so as to prevent the movable sleeve from being separated from the front plug shell under the action of the spring, when the plug is plugged with a socket, the front end of the front socket shell is inserted between the outer plug shell and the movable sleeve and abutted against a step at the front end of the movable sleeve, the movable sleeve elastically retreats under the pushing action of the front socket shell and is always in sealing connection with the front end of the front socket shell under the action of the spring in the retreating process, the front plug shell pushes the retreated plug dustproof door out, and the dust-proof, the front end of the plug front shell enters the socket front shell, the locking cooperation of the locking hook and the locking surface is used for realizing the pre-locking of the plug and the socket, and the plug cannot be ejected out under the action of the spring.
6. The plug of claim 5, wherein: the plug is hinged with a locking arm, the locking hook is arranged on the locking arm, and an elastic piece used for providing elasticity for the locking arm after the plug is plugged into the socket so as to enable the locking hook to be in locking fit with the locking surface is arranged between the plug and the locking arm.
7. The plug of claim 6, wherein: the plug-in section of the plug is defined as the front end, the lock hook is arranged at the front end of the lock arm, the rear end of the lock arm is provided with an operation part which takes the lock hook out of the locking surface to unlock the plug and the socket, and the hinged position of the lock arm is arranged between the lock hook and the operation part.
8. Socket, its characterized in that: the socket is provided with a socket fixing hole which is used for being tightly matched with the plug fixing hole through a threaded fastener so as to tightly assemble the plug and the socket, the socket is also provided with a locking surface which is used for being in locking matching with a locking hook of the plug before the threaded fastener fastens the plug and the socket so as to pre-lock the plug and the socket, both sides of the plug are provided with the threaded fastener, the plug comprises a movable sleeve and a plug outer shell arranged outside the movable sleeve, the plug fixing hole and the locking hook are arranged on the plug outer shell, the socket comprises a socket rear shell and a socket front shell arranged on the socket rear shell, the socket fixing hole is arranged on the socket rear shell, the locking surface is arranged on the socket front shell, the socket front shell is hinged with a socket dustproof door through a hinged shaft, and the plug further comprises a plug front shell and a plug rear shell fixedly connected with the plug front, the movable sleeve is assembled outside the front plug shell and the rear plug shell in a sliding manner, the front inner wall of the movable sleeve is hinged with a plug dustproof door through a hinged shaft, the front end of the front plug shell is abutted against the plug dustproof door, a spring is arranged between the movable sleeve and the front plug shell, the tail part of the movable sleeve is provided with a limit stop which is assembled on the rear plug shell in a sliding manner so as to prevent the movable sleeve from being separated from the front plug shell under the action of the spring, when the plug is plugged with a socket, the front end of the front socket shell is inserted between the outer plug shell and the movable sleeve and abutted against a step at the front end of the movable sleeve, the movable sleeve elastically retreats under the pushing action of the front socket shell and is always in sealing connection with the front end of the front socket shell under the action of the spring in the retreating process, the front plug shell pushes the retreated plug dustproof door out, and the dust-proof, the front end of the plug front shell enters the socket front shell, the locking cooperation of the locking hook and the locking surface is used for realizing the pre-locking of the plug and the socket, and the plug cannot be ejected out under the action of the spring.
9. The receptacle of claim 8, wherein: and a locking groove is arranged on the socket, and one groove wall of the locking groove forms the locking surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811151317 | 2018-09-29 | ||
| CN201811151317X | 2018-09-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110611222A CN110611222A (en) | 2019-12-24 |
| CN110611222B true CN110611222B (en) | 2021-04-06 |
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ID=68888809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811581531.9A Active CN110611222B (en) | 2018-09-29 | 2018-12-24 | Rectangular connector and plug and socket thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110611222B (en) |
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| CN101103497A (en) * | 2005-01-13 | 2008-01-09 | 菲舍尔连接器控股股份有限公司 | Lockable and sealable connector |
| CN106483605A (en) * | 2016-11-30 | 2017-03-08 | 中航光电科技股份有限公司 | A kind of Socket casing assembly and fiber-optical socket, Optical fiber plug |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2838074Y (en) * | 2005-10-19 | 2006-11-15 | 鸿翊国际股份有限公司 | Plug with anti-disengagement structure |
| CN102437469B (en) * | 2011-09-19 | 2013-07-17 | 四川华丰企业集团有限公司 | Rapid wire-protecting box for connector |
| CN105244678B (en) * | 2015-09-02 | 2018-01-16 | 中航光电科技股份有限公司 | A kind of connector assembly and its socket and Socket casing component |
| CN105607195B (en) * | 2016-03-30 | 2018-08-10 | 中航光电科技股份有限公司 | A kind of connector shell and the optical fiber connector using the connector shell |
| CN106981773B (en) * | 2017-03-31 | 2019-07-26 | 中航光电科技股份有限公司 | Rectangular connector and its plug |
| CN207782024U (en) * | 2017-12-22 | 2018-08-28 | 贵州航天电器股份有限公司 | A kind of gas-electricity mixed loading connector that can realize Automatic-falling |
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2018
- 2018-12-24 CN CN201811581531.9A patent/CN110611222B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4224375C1 (en) * | 1992-07-24 | 1993-04-01 | Gebhard, Dietrich, 7502 Malsch, De | Plug connecting to socket for motor vehicle trailer - has spring biassing pivoted lever into locking position |
| EP1657576A2 (en) * | 2004-11-10 | 2006-05-17 | Tronic Limited | Underwater connector |
| CN101103497A (en) * | 2005-01-13 | 2008-01-09 | 菲舍尔连接器控股股份有限公司 | Lockable and sealable connector |
| CN106483605A (en) * | 2016-11-30 | 2017-03-08 | 中航光电科技股份有限公司 | A kind of Socket casing assembly and fiber-optical socket, Optical fiber plug |
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| CN110611222A (en) | 2019-12-24 |
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