CN112086817B - Electric connector device easy to detach on rail - Google Patents
Electric connector device easy to detach on rail Download PDFInfo
- Publication number
- CN112086817B CN112086817B CN202010817341.3A CN202010817341A CN112086817B CN 112086817 B CN112086817 B CN 112086817B CN 202010817341 A CN202010817341 A CN 202010817341A CN 112086817 B CN112086817 B CN 112086817B
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- China
- Prior art keywords
- ratchet
- plug
- shell
- ratchet wheel
- rail
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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
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
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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
- H01R13/64—Means for preventing incorrect coupling
Abstract
The invention relates to an electric connector device easy to disassemble on a rail, which comprises an electric connector; the electrical connector comprises a plug and a socket, the socket is fixedly arranged on the aircraft and is used as a part which can not be disassembled on the rail; the ratchet wheel ratchet mechanism is integrated with the plug as a plug accessory and serves as an on-track detachable part; the ratchet mechanism swings back and forth around the shaft of the electrical connector to allow the plug to be screwed out of the socket. The electric connector device easy to disassemble on track integrates the ratchet mechanism of the ratchet wheel with the plug of the electric connector, so that the unidirectional rotation action of the separation and disassembly of the electric connector is converted into the reciprocating swing motion in a small range, thereby facilitating the operation of astronauts by using simple manual tools and reducing the requirements on maintenance tools and the operating capability of the astronauts.
Description
Technical Field
The invention relates to an electric connector, in particular to an electric connector device easy to disassemble on a rail.
Background
Maintainability, one of the important ways to improve the working life of a space mechanism, has been widely adopted in space mechanism design, i.e., maintainability design.
The large space mechanism consists of a plurality of small mechanisms, a considerable part of the small mechanisms are single-point links, and the service life of the whole large space mechanism is directly influenced if the part of the mechanisms can work normally. Therefore, in the mechanism design, the maintainability design is fully considered, and the on-rail replaceable design is adopted for the partial components, namely, when the fault of the partial components is detected, an astronaut can replace the partial components in the off-rail cabin.
In the aspect of functional design, limited by the current development technology level, the number of times of taking the astronauts out of the cabin is very limited, the necessity of functions is fully considered, the complexity of the mechanism is simplified, and the electric connector in the day for the first time only needs to have a detachable function.
In the aspect of anti-misoperation, the characteristics of the operating capability of an astronaut need to be combined, the convenience of operation of the astronaut needs to be fully considered in mechanism design, and the observation operation of the astronaut is convenient as much as possible in interface design. At the same time, possible misoperation prevention properties should be fully considered.
In the aspect of maintenance tools, most of the existing electric connectors are disassembled by electric tools, and the problems of large size, large mass, complex operation, difficult operation and the like of the electric tools exist, so that the human-computer ergonomics evaluation is poor.
Disclosure of Invention
The invention aims to provide an electric connector device easy to disassemble on a rail, which improves the convenience of disassembling a rotary electric connector on the rail and reduces the requirements on a maintenance tool and the operating capability of an astronaut.
In order to achieve the above object, the present invention provides an electrical connector device easy to detach in a rail, comprising an electrical connector; the electrical connector comprises a plug and a socket, the socket is fixedly arranged on the aircraft and is used as a part which can not be disassembled on the rail; the ratchet wheel ratchet mechanism is integrated with the plug as a plug accessory and serves as an on-track detachable part; the ratchet mechanism swings back and forth around the shaft of the electrical connector to allow the plug to be screwed out of the socket.
The above electric connector device easy to detach in orbit is characterized in that the ratchet wheel and ratchet mechanism comprises a ratchet wheel and ratchet teeth, the ratchet wheel is connected with the outer shell of the plug, and the ratchet teeth and the ratchet wheel keep a fit state; the external disassembling tool pushes the ratchet to rotate to drive the ratchet to rotate, so that the plug is screwed out of the socket.
The electric connector device easy to detach in the rail is characterized in that the ratchet wheel and ratchet mechanism comprises a ratchet wheel and ratchet teeth; the electric connector device easy to disassemble on the rail also comprises an upper shell, a lower shell, a limiting clamping block, a bearing bush, a rotating rod, a torsion spring and an interface adapter piece; the limiting clamping block is meshed with the ratchet wheel to ensure that the axial positions of the limiting clamping block and the ratchet wheel are relatively fixed; the outer shell of the plug is arranged in the ratchet wheel, and the outer shell is axially limited in the ratchet wheel; the bearing bush is sleeved on the ratchet wheel and axially limited between the limiting clamping block and the mounting surface on the outer side wall of the ratchet wheel, and the bearing bush can freely rotate on the ratchet wheel; the torsion spring and the ratchet are sequentially sleeved on the rotating rod; the upper shell and the lower shell are connected in a butt joint mode to form a shell, the limiting clamping blocks, the bearing bushes, the ratchet wheels, the ratchets, the rotating rods and the torsion springs are all arranged in the shell, and the shell is meshed with the bearing bushes and can rotate together with the bearing bushes; one end of the rotating rod is inserted into the upper shell, and the other end of the rotating rod is inserted into the lower shell; one end of the torsion spring is inserted into the upper shell, and the other end of the torsion spring is positioned on one side of the ratchet, so that the ratchet is acted by an inward torque and keeps a fit state with the ratchet; the interface adapter is connected with the lower shell.
In the electric connector device easy to detach from the rail, the outer side wall of the shell is provided with the groove; the electric connector device easy to disassemble on the rail further comprises a fixed support and a limiting plate, the fixed support is fixedly arranged on an aircraft, the socket is fixedly arranged on the fixed support, and the limiting plate is connected with the fixed support; the limiting plate is provided with a protrusion, and the protrusion is arranged in a groove in the outer side wall of the shell.
The above electric connector device easy to disassemble on track, wherein the rotating rod comprises a rod body and a circular disc, the circular disc is sleeved on the rod body and divides the rod body into two sections, wherein the first section is a cylinder, and the outer side wall of the second section is a cylindrical surface formed by combining an arc surface and a plane; the torsion spring is sleeved on the first section; one end of the ratchet is provided with a mounting hole, the ratchet is sleeved on the second section through the mounting hole, and the wall surface of the mounting hole is formed by combining an arc surface and a plane.
The electric connector device easy to disassemble on the rail is characterized in that one end of the first section is provided with a threaded hole.
In the electrical connector device easy to detach from the rail, the outer side wall of the shell of the plug is provided with the first groove; the ratchet wheel is in a circular column shape; one end of the ratchet wheel is provided with a blocking piece, and the other end of the ratchet wheel is provided with a first bulge; a gear structure is arranged on the outer side wall of the ratchet wheel, and an installation surface is formed on the end face of one end, close to the first protrusion, of the gear structure; a second bulge is arranged on the inner side wall of the ratchet wheel; the limiting clamping blocks are semicircular, the electric connector device easy to disassemble on the rail comprises 2 limiting clamping blocks, and two ends of the 2 limiting clamping blocks are respectively engaged, connected and spliced into a circular ring; the inner wall of the limiting clamping block is step-shaped, and a second groove is formed in the wall surface with the larger inner diameter; the first bulge is inserted in the second groove; the second bulge is arranged in the first groove, the lower end face of the outer shell of the plug is supported on the baffle, and the upper end face of the outer shell of the plug is in contact with the step face of the inner wall of the limiting clamping block, so that the outer shell of the plug is axially limited between the step face and the baffle; the bearing bush is axially limited between the limiting clamping block and the mounting surface.
In the electric connector device easy to disassemble on the rail, the upper shell is a circular column with lugs, and a first arc-shaped groove is formed in the inner wall of the circular column; the lower shell is also a circular column with lugs, and a second arc-shaped groove is formed in the inner wall of the circular column; when the upper shell and the lower shell are in butt joint, the first arc-shaped groove and the second arc-shaped groove are spliced to form an arc-shaped groove, the arc-shaped groove is matched with the bearing bush, and the bearing bush is inserted into the arc-shaped groove during assembly.
Above-mentioned electric connector device of easy on-orbit dismantlement, wherein, the interface adaptor includes ring cylinder section and loudspeaker section, the one end of ring cylinder section with the less one end of loudspeaker section opening is connected.
In the above electrical connector device easy to disassemble on-track, a third protrusion is arranged at the other end of the circular cylindrical section of the interface adapter; a fourth groove is formed in the lower shell; during assembly, the third protrusion is inserted into the fourth groove, and the interface adapter is connected with the lower shell through the fastening screw.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the electric connector device easy to disassemble on the rail comprises a plug movable part and a socket fixing part, wherein the socket fixing part is fixedly arranged on the spacecraft and cannot be disassembled on the rail; the plug moving part integrates the electric connector plug on-rail dismounting mechanism into the plug accessory, only one round rod is needed to be inserted into the interface adapter during dismounting, the plug and the socket can be separated by reciprocating swing around a plug rotating shaft, and the electric connector on-rail dismounting task is completed, so that the functional requirements on external tools are reduced as much as possible, the complexity of the operation process is simplified, and the reliability of the maintenance scheme is enhanced;
furthermore, the ratchet principle adopted by the movable part of the plug is widely applied in a space mechanism, and the movable part of the plug does not cause the appearance size of the plug to be greatly increased; the interface adapter adopts a horn mouth shape, so that the interface adapter has better on-orbit visibility and operation convenience; the limiting plate on the socket fixing part can effectively limit the moving range of the interface adapter of the plug moving part, so that the interface adapter is always in the visible range of astronauts, and possible misoperation is prevented from causing the interface adapter to rotate to an invisible or inaccessible position, thereby enhancing the misoperation prevention performance of the device and improving the task reliability.
Drawings
The invention provides an electrical connector device easy to detach from a rail, which is provided by the following embodiments and attached drawings.
Fig. 1 is a schematic view of a J599 electrical connector plug.
Fig. 2 is a schematic view of a J599 electrical connector receptacle.
Fig. 3 is a schematic diagram of an electrical connector device easy to detach from the rail according to a preferred embodiment of the invention.
FIG. 4 is an exploded view of the components of the electrical connector apparatus of the preferred embodiment of the present invention, which is easy to disassemble in the track.
Fig. 5 is a schematic structural view of the movable portion of the plug in the preferred embodiment of the present invention.
FIG. 6 is a schematic structural diagram of a socket fixing portion according to a preferred embodiment of the present invention.
Figure 7 is a schematic view of the ratchet and ratchet mechanism in the preferred embodiment of the present invention.
FIG. 8 is a structural view of the ratchet according to the preferred embodiment of the present invention.
FIG. 9 is a schematic view of the spacing block according to the preferred embodiment of the present invention.
Figure 10 is a schematic view of the construction of a bearing shell according to a preferred embodiment of the present invention.
FIG. 11 is a schematic structural diagram of the upper housing in the preferred embodiment of the present invention.
FIG. 12 is a schematic structural diagram of the lower housing in the preferred embodiment of the present invention.
Fig. 13 is a schematic structural view of a rotating lever according to a preferred embodiment of the present invention.
FIG. 14 is a schematic view of the ratchet structure in the preferred embodiment of the present invention.
FIG. 15 is a schematic structural view of a torsion spring according to a preferred embodiment of the present invention.
Fig. 16 is a schematic structural diagram of an interface adapter in a preferred embodiment of the invention.
Fig. 17 is a schematic structural diagram of a stopper plate according to a preferred embodiment of the invention.
FIG. 18 is a schematic view of the fixing bracket according to the preferred embodiment of the present invention.
Detailed Description
The electrical connector device easy to detach from the rail according to the present invention will be described in further detail with reference to fig. 1 to 18.
The preferred embodiment of the present invention will be described in detail with reference to the J599 electrical connector as an example. The present invention is equally applicable to other rotary-type electrical connectors.
FIG. 1 is a schematic view of a J599 electrical connector plug; fig. 2 is a schematic view of a J599 electrical connector receptacle.
Referring to fig. 1 and 2, the J599 electrical connector includes a plug 1 and a socket 2, wherein the plug 1 is connected with the socket 2 in a threaded engagement manner. Specifically, the outer shell 1-1 of the plug 1 has internal threads, the socket 2 has external threads 2-1, the number of thread engagement turns is 1, and the plug 1 can be screwed into or out of the socket 2 by rotating the outer shell 1-1 of the plug 1.
The electrical connector device easy to detach from the rail of the embodiment comprises a J599 electrical connector; the socket of the J599 electrical connector is fixedly arranged on an aircraft and is used as an on-rail detachable part; the ratchet mechanism is integrated with the plug of the J599 electrical connector as a plug attachment as an on-track detachable part. The electric connector device easy to disassemble in the rail integrates the ratchet mechanism with the plug of the J599 electric connector, so that the unidirectional rotation action of the separation and disassembly of the J599 electric connector is converted into the small-range reciprocating swing motion, the electric connector device is convenient for an astronaut to operate by using a simple manual tool, and the requirements on a maintenance tool and the operating capability of the astronaut are reduced.
The ratchet wheel and ratchet mechanism comprises a ratchet wheel and ratchet teeth, the ratchet wheel is connected with a shell of a plug of the J599 electric connector, and the ratchet teeth and the ratchet wheel are kept in a fit state; and the external disassembling tool pushes the ratchet to rotate to drive the ratchet to rotate, so that the plug of the J599 electric connector is screwed out of the socket of the J599 electric connector.
FIG. 3 is a schematic diagram of an electrical connector apparatus easy to detach from a rail according to a preferred embodiment of the present invention; FIG. 4 is an exploded view of the components of the electrical connector apparatus of the preferred embodiment of the present invention that is easily disassembled in-track; FIG. 5 is a schematic structural view of the movable portion of the plug in accordance with the preferred embodiment of the present invention; fig. 6 is a schematic structural view of a socket fixing portion according to a preferred embodiment of the present invention.
Referring to fig. 3 and 4, the electrical connector device easy to detach from the rail of the present embodiment includes a plug movable portion and a socket fixing portion; the plug movable part is a part which can be disassembled on the rail, and the socket fixing part is fixedly arranged on the aircraft and is used as a part which can not be disassembled on the rail. The plug movable part comprises a plug 1 of a J599 electric connector, an upper shell 3, a lower shell 4, a limiting clamping block 5, a bearing bush 6, a ratchet 7, a ratchet 8, a rotating rod 9, a torsion spring 10, a gasket 11 and an interface adapter 12; the socket fixing part comprises a socket 2 of the J599 electric connector, a fixing bracket 13 and a limiting plate 14.
Referring to fig. 1, 3 to 5, the limiting clamping block 5 is engaged with the ratchet wheel 7 to ensure that the axial positions of the limiting clamping block and the ratchet wheel are relatively fixed;
the shell 1-1 of the plug 1 of the J599 electrical connector is placed in the ratchet wheel 7, and the shell 1-1 is axially limited in the ratchet wheel 7;
the bearing bush 6 is sleeved on the ratchet wheel 7 and is positioned between the limiting clamping block 5 and the mounting surface on the outer side wall of the ratchet wheel 7, namely the bearing bush 6 is axially limited by the mounting surfaces on the outer side walls of the limiting clamping block 5 and the ratchet wheel 7, but the bearing bush 6 can freely rotate on the ratchet wheel 7;
the torsion spring 10, the ratchet 8 and the washer 11 are sequentially sleeved on the rotating rod 9;
the upper shell 3 and the lower shell 4 are connected in a butt joint mode to form a shell, the limiting clamp blocks 5, the bearing bushes 6, the ratchet wheels 7, the ratchets 8, the rotating rods 9, the torsion springs 10 and the gaskets 11 are arranged in the shell, and the shell is meshed with the bearing bushes 6 to enable the shell to freely rotate together with the bearing bushes 6;
one end of the rotating rod 9 is inserted into the upper shell 3, the other end of the rotating rod is inserted into the lower shell 4, and the rotating of the shells (the upper shell 3 and the lower shell 4) can drive the rotating rod 9 to rotate together;
one end of the torsion spring 10 is inserted into the upper shell 3, the other end of the torsion spring is positioned on one side of the ratchet 8, so that the ratchet 8 is always subjected to an inward torque, the ratchet 8 is meshed with the ratchet 7, and the ratchet 8 is always kept in a fit state with the ratchet 7 under the torque action of the torsion spring 10; the ratchet wheel 7 and the ratchet teeth 8 form a ratchet wheel and ratchet mechanism, the ratchet wheel and ratchet mechanism enables the ratchet wheel 7 to freely rotate only in one direction, and the rotation in the other direction is limited by the ratchet teeth 8;
the interface adapter 12 is connected to the lower housing 4.
Referring to fig. 2, 4 and 6, the fixing bracket 13 is fixedly installed on the aircraft, the socket 2 is fixedly installed on the fixing bracket 13, and the limiting plate 14 is connected to the fixing bracket 13.
FIG. 7 is a schematic view of the ratchet mechanism of the preferred embodiment of the present invention.
The electrical connector device of this embodiment, which is easy to detach from the rail, works according to the following principle:
an external disassembling tool (such as a straight rod) is inserted into the interface adapter 12 to form a matching connection with the interface adapter 12; the external disassembling tool is made to swing back and forth around the shaft of the J599 electric connector, and the external disassembling tool drives the interface adapter 12 to further drive the shell to swing back and forth; the rotating rod 9 swings back and forth along with the shell to drive the ratchet 8 to swing back and forth; the ratchet 8 is always attached to the outer ring surface of the ratchet 7 under the torsion action of the torsion spring 10;
referring to fig. 7, when the shell drives the rotating rod 9 to rotate clockwise, the ratchet 8 pushes the ratchet 7 to rotate clockwise, and further drives the thread of the shell 1-1 of the plug 1 to exit from the thread of the socket 2, so that the plug 1 gradually exits from the socket 2; when the shell drives the rotating rod 9 to rotate anticlockwise, as a certain resistance exists in the rotation of the shell 1-1 of the plug 1, the shell 1-1 of the plug 1 and the ratchet wheel 7 can be fixed under the action of the resistance, but can not rotate anticlockwise along with the ratchet 8, the ratchet 8 rotates anticlockwise along with the rotating rod 9 and is lifted under the action of the torsion spring 10, so that the ratchet 7 can not be clamped, and at the moment, the plug 1 and the socket 2 keep the relative position unchanged; so reciprocal, reciprocal at every turn in-process, when interface adaptor 12 drove the clockwise rotation of casing, plug 1 withdrawed from socket 2 certain distance, and when interface adaptor 12 drove the anticlockwise rotation of casing, plug 1 kept unchanged with socket 2 distance. Repeated reciprocating superposition accumulation can realize the separation of the plug 1 and the socket 2, namely the purpose of the on-rail disassembly of the J599 electric connector is realized.
FIG. 8 is a structural view of the ratchet according to the preferred embodiment of the present invention.
Referring to fig. 8, the ratchet 7 is in a cylindrical shape, and one end of the ratchet 7 is provided with a blocking piece 7-1, in this embodiment, one end of the ratchet 7 is provided with 4 blocking pieces 7-1, and the 4 blocking pieces 7-1 have the same structure and are uniformly arranged along the circumference; the other end of the ratchet wheel 7 is provided with a first bulge 7-2, in the embodiment, the other end of the ratchet wheel 7 is provided with 2 first bulges 7-2, and the 2 first bulges 7-2 have the same structure and are uniformly distributed along the circumference; a gear structure 7-3 is arranged on the outer side wall of the ratchet wheel 7, an installation surface 7-4 is formed on the end face of one end, close to the first protrusion, of the gear structure 7-3, and the installation surface 7-4 is used for axial limiting of the bearing bush 6; the gear structure 7-3 is positioned on the outer side wall close to the blocking piece, and the outer side wall of the ratchet wheel 7 without the gear structure is used for mounting a bearing bush 6 and a limiting clamping block 5; the inner side wall of the ratchet wheel 7 is provided with second bulges 7-5, in the embodiment, the inner side wall of the ratchet wheel 7 is provided with 4 second bulges 7-5, and the 4 second bulges 7-5 have the same structure and are uniformly distributed along the circumference.
Referring to fig. 1 and 8, a first groove 1-4 is formed on the outer side wall of a shell 1-1 of the plug 1, a second protrusion 7-5 on the inner side wall of the ratchet 7 is matched with the first groove 1-4, when the shell 1-1 of the plug 1 is placed in the ratchet 7, the second protrusion 7-5 is placed in the first groove 1-4, so that the ratchet 7 and the shell 1-1 of the plug 1 are relatively fixed in circumferential position; when the outer shell 1-1 of the plug 1 is arranged in the ratchet wheel 7, the lower end face 1-3 of the outer shell 1-1 of the plug 1 is supported on the baffle 7-1, the baffle 7-1 limits the axial installation depth of the outer shell 1-1, and the outer shell 1-1 is axially limited.
FIG. 9 is a schematic view of the spacing block according to the preferred embodiment of the present invention; fig. 10 is a schematic structural view of a bearing shell according to a preferred embodiment of the present invention.
Referring to fig. 9, the limiting clamping blocks 5 are semicircular, and the electrical connector device easy to detach in an on-track manner in this embodiment includes 2 limiting clamping blocks 5, and two ends of the 2 limiting clamping blocks 5 are respectively engaged, connected and spliced into a circular ring. The two ends of the limiting clamping block 5 are designed to be step-shaped, one end of the limiting clamping block is provided with a first counter bore 5-1, and the other end of the limiting clamping block is provided with a first threaded hole 5-2; the inner wall of the limiting clamping block 5 is step-shaped, a second groove 5-3 is arranged on the wall surface with larger inner diameter, and the second groove 5-3 is matched with the first bulge 7-2 of the ratchet wheel 7.
With reference to fig. 4, 8 and 9, in assembly, the outer shell 1-1 of the plug 1 is inserted into the ratchet 7 first, and the lower end surface 1-3 of the outer shell 1-1 is supported on the baffle 7-1; sleeving the bearing bush 6 on the ratchet wheel 7, wherein the bearing bush 6 is supported on a mounting surface 7-4 of the ratchet wheel 7; then 2 limiting clamping blocks 5 are assembled, 2 first bulges 7-2 of the ratchet wheel 7 are respectively inserted into second grooves 5-3 of the 2 limiting clamping blocks 5, two ends of the 2 limiting clamping blocks 5 are respectively meshed (meshed by utilizing a step-shaped design), and two ends of the 2 limiting clamping blocks 5 are respectively screwed and fixed by utilizing a first counter bore 5-1 and a first threaded hole 5-2; the ring spliced by the 2 limiting clamping blocks 5 is pressed on the bearing bush 6, so that the bearing bush 6 is axially limited between the limiting clamping blocks 5 and the mounting surface 7-4; the step surface 5-4 of the inner wall of the limiting clamping block 5 is in contact with the upper end surface 1-4 of the outer shell 1-1 of the plug 1, so that the outer shell 1-1 of the plug 1 is axially limited between the step surface 5-4 and the blocking piece 7-1.
The second groove 5-3 is matched with the first bulge 7-2, so that the axial positions of the limiting clamping block 5 and the ratchet wheel 7 are relatively fixed; the step surface 5-4 is matched with the blocking sheet 7-1, the first groove 1-4 is matched with the second protrusion 7-5, so that the ratchet wheel 7 is stably connected with the shell 1-1 of the plug 1, and the ratchet wheel 7 can drive the shell 1-1 of the plug 1 to rotate together.
FIG. 11 is a schematic structural view of the upper housing in the preferred embodiment of the present invention; fig. 12 is a schematic structural view of the lower housing according to the preferred embodiment of the invention.
Referring to fig. 11, the upper housing 3 is a circular cylinder with lugs; a rotating rod mounting counter bore 3-1 and a second counter bore 3-2 are arranged on the convex lug; a first arc-shaped groove 3-3 is arranged on the inner wall of the circular column; the outer wall of the circular column is provided with third grooves 3-4, the third grooves 3-4 have a certain length along the circumferential direction, in the embodiment, the outer wall of the circular column is provided with 2 third grooves 3-4, and the 2 third grooves 3-4 have the same structure and are uniformly distributed along the circumferential direction.
Referring to fig. 12, the lower housing 4 is also a circular cylinder with lugs; a rotating rod mounting blind hole 4-1 and a second threaded hole 4-2 are arranged on the convex lug; a third threaded hole 4-3 and a fourth groove 4-4 are formed in the end face, facing outwards, of the lug; a second arc-shaped groove 4-5 is arranged on the inner wall of the circular column; the outer wall of the circular column is provided with fifth grooves 4-6, the fifth grooves 4-6 have a certain length along the circumferential direction, in the embodiment, the outer wall of the circular column is provided with 2 fifth grooves 4-6, and the 2 fifth grooves 4-6 have the same structure and are uniformly distributed along the circumferential direction.
When the upper shell 3 and the lower shell 4 are in butt joint connection, a second counter bore 3-2 of the upper shell 3 is opposite to a second threaded hole 4-2 of the lower shell 4, and a fastening screw penetrates through the second counter bore 3-2 and the second threaded hole 4-2 to fasten the upper shell 3 and the lower shell 4 together; the first arc-shaped groove 3-3 of the upper shell 3 and the second arc-shaped groove 4-5 of the lower shell 4 are spliced to form an arc-shaped groove which is matched with the bearing bush, when in assembly, the bearing bush 6 is inserted into the arc-shaped groove, the axial positions of the upper shell 3 and the lower shell 4 are limited, and the upper shell 3 and the lower shell 4 can rotate together with the bearing bush 6; the rotating rod mounting counter bore 3-1 of the upper shell 3 is opposite to the rotating rod mounting blind bore 4-1 of the lower shell 4, one end of the rotating rod 9 is inserted into the rotating rod mounting counter bore 3-1 of the upper shell 3, the other end of the rotating rod 9 is inserted into the rotating rod mounting blind bore 4-1 of the lower shell 4, and the rotating rod 9 can freely rotate; the 2 third grooves 3-4 of the upper case 3 are respectively opposite to the 2 fifth grooves 4-6 of the lower case 4.
FIG. 13 is a schematic view of the rotating rod according to the preferred embodiment of the present invention; FIG. 14 is a view showing the structure of the ratchet teeth in the preferred embodiment of the present invention; FIG. 15 is a schematic structural view of a torsion spring according to a preferred embodiment of the present invention.
Referring to fig. 13, the rotating rod 9 comprises a rod body and a circular disc 9-1, the circular disc 9-1 is sleeved on the rod body to divide the rod body into two sections, wherein the outer side wall of the first section 9-2 is a cylindrical surface, and the outer side wall of the second section 9-3 is a cylindrical surface formed by combining an arc surface and a plane 9-5; the torsion spring 10 is sleeved on the first section 9-2, and one end of the first section 9-2 is provided with a fourth threaded hole 9-4; the ratchet 8 and the washer 11 are sleeved on the second section 9-3.
Referring to fig. 14, one end of the ratchet 8 is provided with a mounting hole 8-1, the ratchet 8 is sleeved on the second section 9-3 of the rotating rod 9 through the mounting hole 8-1, the mounting hole 8-1 is matched with the second section 9-3, that is, the wall surface of the mounting hole 8-1 is formed by combining an arc surface 8-3 and a plane 8-2.
The ratchet 8 and the rotating rod 9 adopt a matching mode of cambered surface and plane, so that the ratchet 8 can axially move along the rotating rod 9, but the circumferential rotation is consistent with the rotating rod 9. The rotating rod 9 is connected with the shell through a fastening screw and a fourth threaded hole 9-4, the rotating rod 9 can be driven to rotate by rotating the fastening screw, the ratchet 8 is further driven to rotate, the ratchet 8 is separated from the ratchet wheel 7, and the electric connector device is convenient to assemble and adjust.
Referring to fig. 15, the two ends of the torsion spring 10 are straight line segments, and the center is a coil winding, wherein one straight line segment is inserted into the upper housing 3, and the other straight line segment is located at one side of the ratchet 8, so that the ratchet 8 is always subjected to an inward torque.
Fig. 16 is a schematic structural diagram of an interface adapter according to a preferred embodiment of the invention.
Referring to fig. 16, the interface adapter 12 includes a circular ring cylinder section 12-1 and a horn section 12-2, one end of the circular ring cylinder section 12-1 is connected to the end of the horn section 12-2 with the smaller opening, the other end of the circular ring cylinder section 12-1 is provided with a third protrusion 12-3 and a fifth threaded hole 12-4, and the third protrusion 12-3 is matched with the fourth groove 4-4 of the lower housing 4. During assembly, the third protrusion 12-3 is inserted into the fourth groove 4-4, and a fastening screw penetrates through the fifth threaded hole 12-4 and the third threaded hole 4-3 of the lower shell 4, so that the interface adapter 12 is fastened and connected with the lower shell 4. The horn section 12-2 is a hollow structure.
To remove the electrical connector, an external removal tool (e.g., a straight rod) is inserted from the flared section 12-2 and eventually into the cylindrical section 12-1.
FIG. 17 is a schematic view of a retainer plate according to a preferred embodiment of the invention; FIG. 18 is a schematic view of the fixing bracket according to the preferred embodiment of the present invention.
Referring to fig. 17, the limiting plate 14 is provided with a first mounting interface 14-2 and a sixth threaded hole 14-3, one surface of the limiting plate 14 is provided with a fourth protrusion 14-1, and the other surface of the limiting plate 14 is provided with a clamping groove 14-4. The number of the fourth protrusions 14-1 is 2.
Referring to fig. 18, the fixing bracket 13 includes a limiting plate docking plate 13-1 and a mounting plate 13-2, the limiting plate docking plate 13-1 and the mounting plate 13-2 are perpendicular to each other, and a stabilizing rod 13-3 is disposed between the limiting plate docking plate 13-1 and the mounting plate 13-2, so that the limiting plate docking plate 13-1, the mounting plate 13-2 and the stabilizing rod 13-3 form a triangular structure with a stable structure. The limiting plate butt joint plate 13-1 is matched with the clamping groove 14-4 of the limiting plate 14, and the limiting plate butt joint plate 13-1 is provided with a second mounting interface 13-4 and a seventh threaded hole 13-5.
Referring to fig. 3 and 6, during assembly, the limiting plate butting plate 13-1 of the fixing bracket 13 is inserted into the slot 14-4 of the limiting plate 14, the second mounting interface 13-4 of the fixing bracket 13 is opposite to the first mounting interface 14-2 of the limiting plate 14, the seventh threaded hole 13-5 of the fixing bracket 13 is opposite to the sixth threaded hole 14-3 of the limiting plate 14, the socket 2 is inserted into the first mounting interface 14-2 and the second mounting interface 13-4, and a fastening screw sequentially passes through the socket 2, the seventh threaded hole 13-5 of the fixing bracket 13 and the sixth threaded hole 14-3 of the limiting plate 14, so that the connection among the limiting plate 14, the fixing bracket 13 and the socket 2 is realized; after the plug 1 is in threaded connection with the socket 2, the 2 fourth protrusions 14-1 of the limiting plate 14 are respectively arranged in the 2 fifth grooves 4-6 of the lower shell 4.
The limiting plate butt joint plate 13-1 of the fixed bracket 13 is matched with the clamping groove 14-4 of the limiting plate 14 to play a better positioning function; the fourth protrusion 14-1 of the limit plate 14 cooperates with the fifth groove 4-6 of the lower shell 4 to form a limit position, so that the shell can only freely rotate within a certain range.
In order to realize the visibility, accessibility and misoperation prevention of the interface adapter, the range of the rotation angle of the interface adapter needs to be limited so as to ensure that the bell mouth of the interface adapter is always positioned at the visible and accessible position of an astronaut and prevent the bell mouth of the interface adapter from rotating to the invisible and inaccessible position of the astronaut due to possible misoperation of the astronaut. This embodiment is through setting up the limiting plate on socket 2 fixed part, the recess cooperation of casing about the arch of limiting plate and the plug movable part, when interface adapter changes to limiting position, casing recess one side can contact with the arch of limiting plate under the upper and lower of plug movable part, realizes turned angle limiting displacement. Therefore, the length of the fifth groove 4-6 in the circumferential direction is equal to the length of the fifth groove 4-6 in the circumferential direction, and the length is matched with the rotation angle range of the interface adapter.
Claims (9)
1. An electrical connector device easy to disassemble on a rail comprises an electrical connector; the electrical connector comprises a plug and a socket, and is characterized in that the socket is fixedly arranged on the aircraft and is used as a part which cannot be disassembled on the rail; the ratchet wheel ratchet mechanism is integrated with the plug as a plug accessory and serves as an on-track detachable part; the ratchet wheel and ratchet mechanism swings around the shaft of the electric connector in a reciprocating way to enable the plug to be screwed out of the socket;
the ratchet wheel and ratchet mechanism comprises a ratchet wheel and ratchet teeth; the electric connector device easy to disassemble on the rail also comprises an upper shell, a lower shell, a limiting clamping block, a bearing bush, a rotating rod, a torsion spring and an interface adapter piece;
the limiting clamping block is meshed with the ratchet wheel to ensure that the axial positions of the limiting clamping block and the ratchet wheel are relatively fixed;
the outer shell of the plug is arranged in the ratchet wheel, and the outer shell is axially limited in the ratchet wheel;
the bearing bush is sleeved on the ratchet wheel and axially limited between the limiting clamping block and the mounting surface on the outer side wall of the ratchet wheel, and the bearing bush can freely rotate on the ratchet wheel;
the torsion spring and the ratchet are sequentially sleeved on the rotating rod;
the upper shell and the lower shell are connected in a butt joint mode to form a shell, the limiting clamping blocks, the bearing bushes, the ratchet wheels, the ratchets, the rotating rods and the torsion springs are all arranged in the shell, and the shell is meshed with the bearing bushes and can rotate together with the bearing bushes;
one end of the rotating rod is inserted into the upper shell, and the other end of the rotating rod is inserted into the lower shell;
one end of the torsion spring is inserted into the upper shell, and the other end of the torsion spring is positioned on one side of the ratchet, so that the ratchet is acted by an inward torque and keeps a fit state with the ratchet;
the interface adapter is connected with the lower shell.
2. The electrical connector device easy to disassemble on-track as claimed in claim 1, wherein the ratchet mechanism comprises a ratchet wheel and ratchet teeth, the ratchet wheel is connected with the outer shell of the plug, and the ratchet teeth are kept in a fit state with the ratchet wheel; the external disassembling tool pushes the ratchet to rotate to drive the ratchet to rotate, so that the plug is screwed out of the socket.
3. An electrical connector device easy to disassemble from an on-rail as claimed in claim 1, wherein the outer side wall of the housing is provided with a groove; the electric connector device easy to disassemble on the rail further comprises a fixed support and a limiting plate, the fixed support is fixedly arranged on an aircraft, the socket is fixedly arranged on the fixed support, and the limiting plate is connected with the fixed support; the limiting plate is provided with a protrusion, and the protrusion is arranged in a groove in the outer side wall of the shell.
4. The electrical connector device easy to disassemble on track as claimed in claim 1, wherein the rotating rod comprises a rod body and a circular disc, the circular disc is sleeved on the rod body and divides the rod body into two sections, wherein the first section is a cylinder, and the outer side wall of the second section is a cylindrical surface formed by combining an arc surface and a plane; the torsion spring is sleeved on the first section; one end of the ratchet is provided with a mounting hole, the ratchet is sleeved on the second section through the mounting hole, and the wall surface of the mounting hole is formed by combining an arc surface and a plane.
5. An electrical connector device easy to disassemble from an on-rail as claimed in claim 4, wherein one end of the first section is provided with a threaded hole.
6. An electrical connector device easy to disassemble in track as claimed in claim 1,
a first groove is formed in the outer side wall of the shell of the plug;
the ratchet wheel is in a circular column shape; one end of the ratchet wheel is provided with a blocking piece, and the other end of the ratchet wheel is provided with a first bulge; a gear structure is arranged on the outer side wall of the ratchet wheel, and an installation surface is formed on the end face of one end, close to the first protrusion, of the gear structure; a second bulge is arranged on the inner side wall of the ratchet wheel;
the limiting clamping blocks are semicircular, the electric connector device easy to disassemble on the rail comprises 2 limiting clamping blocks, and two ends of the 2 limiting clamping blocks are respectively engaged, connected and spliced into a circular ring; the inner wall of the limiting clamping block is step-shaped, and a second groove is formed in the wall surface with the larger inner diameter;
the first bulge is inserted in the second groove; the second bulge is arranged in the first groove, the lower end face of the outer shell of the plug is supported on the baffle, and the upper end face of the outer shell of the plug is in contact with the step face of the inner wall of the limiting clamping block, so that the outer shell of the plug is axially limited between the step face and the baffle; the bearing bush is axially limited between the limiting clamping block and the mounting surface.
7. The electrical connector device easy to disassemble on-rail as claimed in claim 1, wherein said upper housing is a circular cylinder with a lug, and a first arc-shaped slot is provided on the inner wall of the circular cylinder; the lower shell is also a circular column with lugs, and a second arc-shaped groove is formed in the inner wall of the circular column; when the upper shell and the lower shell are in butt joint, the first arc-shaped groove and the second arc-shaped groove are spliced to form an arc-shaped groove, the arc-shaped groove is matched with the bearing bush, and the bearing bush is inserted into the arc-shaped groove during assembly.
8. An electrical connector assembly with easy in-orbit disassembly as recited in claim 1, wherein the interface adapter comprises a cylindrical section and a flared section, and one end of the cylindrical section is connected with one end of the flared section with a smaller opening.
9. The electrical connector device easy to disassemble on-rail as claimed in claim 8, wherein the other end of the cylindrical section of the interface adapter is provided with a third protrusion; a fourth groove is formed in the lower shell; during assembly, the third protrusion is inserted into the fourth groove, and the interface adapter is connected with the lower shell through the fastening screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010817341.3A CN112086817B (en) | 2020-08-14 | 2020-08-14 | Electric connector device easy to detach on rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010817341.3A CN112086817B (en) | 2020-08-14 | 2020-08-14 | Electric connector device easy to detach on rail |
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| Publication Number | Publication Date |
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| CN112086817A CN112086817A (en) | 2020-12-15 |
| CN112086817B true CN112086817B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010817341.3A Active CN112086817B (en) | 2020-08-14 | 2020-08-14 | Electric connector device easy to detach on rail |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113745943B (en) * | 2021-07-20 | 2023-06-27 | 江西昌河航空工业有限公司 | Aviation plug dismounting device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022816A (en) * | 2012-12-27 | 2013-04-03 | 杭州航天电子技术有限公司 | Electric connector plug |
| CN103332303A (en) * | 2013-06-25 | 2013-10-02 | 上海宇航系统工程研究所 | Device for pulling split plug |
| CN103358110A (en) * | 2012-04-11 | 2013-10-23 | 上海航天测控通信研究所 | Astronavigation standalone in-orbit inserting and drawing device |
| CN103378477A (en) * | 2012-04-17 | 2013-10-30 | 上海航天测控通信研究所 | Aerospace single machine on track easy plugging mechanism |
| CN103662105A (en) * | 2013-11-20 | 2014-03-26 | 上海宇航系统工程研究所 | Connecting and unlocking device for replaceable module |
| CN104626187A (en) * | 2014-12-30 | 2015-05-20 | 哈尔滨工业大学 | Mechanical arm joint quick changing port capable of being replaced on track |
| CN105480439A (en) * | 2016-01-14 | 2016-04-13 | 北京空间飞行器总体设计部 | On-orbit maintaining device for space mechanical arm |
| CN107284691A (en) * | 2017-06-12 | 2017-10-24 | 中国科学院长春光学精密机械与物理研究所 | A kind of in-orbit plug-in and pull-off device |
| CN206578752U (en) * | 2016-12-05 | 2017-10-24 | 卢灿阳 | Reciprocating ratchet wrench |
| CN110561321A (en) * | 2019-09-24 | 2019-12-13 | 昆山慕天液压有限公司 | Electro-hydraulic torque power device for aircraft engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100044494A1 (en) * | 2008-04-17 | 2010-02-25 | Teacherson George A | Space launcher |
| CN109703792B (en) * | 2018-12-29 | 2022-06-14 | 西北工业大学 | Tray type micro-nano satellite separation device capable of accurately controlling rotation angular velocity |
-
2020
- 2020-08-14 CN CN202010817341.3A patent/CN112086817B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358110A (en) * | 2012-04-11 | 2013-10-23 | 上海航天测控通信研究所 | Astronavigation standalone in-orbit inserting and drawing device |
| CN103378477A (en) * | 2012-04-17 | 2013-10-30 | 上海航天测控通信研究所 | Aerospace single machine on track easy plugging mechanism |
| CN103022816A (en) * | 2012-12-27 | 2013-04-03 | 杭州航天电子技术有限公司 | Electric connector plug |
| CN103332303A (en) * | 2013-06-25 | 2013-10-02 | 上海宇航系统工程研究所 | Device for pulling split plug |
| CN103662105A (en) * | 2013-11-20 | 2014-03-26 | 上海宇航系统工程研究所 | Connecting and unlocking device for replaceable module |
| CN104626187A (en) * | 2014-12-30 | 2015-05-20 | 哈尔滨工业大学 | Mechanical arm joint quick changing port capable of being replaced on track |
| CN105480439A (en) * | 2016-01-14 | 2016-04-13 | 北京空间飞行器总体设计部 | On-orbit maintaining device for space mechanical arm |
| CN206578752U (en) * | 2016-12-05 | 2017-10-24 | 卢灿阳 | Reciprocating ratchet wrench |
| CN107284691A (en) * | 2017-06-12 | 2017-10-24 | 中国科学院长春光学精密机械与物理研究所 | A kind of in-orbit plug-in and pull-off device |
| CN110561321A (en) * | 2019-09-24 | 2019-12-13 | 昆山慕天液压有限公司 | Electro-hydraulic torque power device for aircraft engine |
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| CN112086817A (en) | 2020-12-15 |
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