CN117895280B - High-strength connection and reliable shielding mutual coupling connector - Google Patents
High-strength connection and reliable shielding mutual coupling connector Download PDFInfo
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- CN117895280B CN117895280B CN202410304250.8A CN202410304250A CN117895280B CN 117895280 B CN117895280 B CN 117895280B CN 202410304250 A CN202410304250 A CN 202410304250A CN 117895280 B CN117895280 B CN 117895280B
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- connector
- unlocking
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- 230000033001 locomotion Effects 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008672 reprogramming Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
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Classifications
-
- 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
-
- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
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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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to the technical field of mutual coupling connectors and discloses a high-strength connection and reliable shielding mutual coupling connector, which comprises two connector plugs connected in a mutual coupling way, wherein each connector plug comprises a plug shell, a core inserting assembly and a jack assembly, the core inserting assembly comprises a core inserting shell and a plug post, the core inserting shell is fixedly connected to the plug shell, one end of the core inserting shell, which is far away from the core inserting shell, is provided with a plug post groove, the plug post is coaxially fixed in the plug post groove, the side wall of the plug post is provided with a limiting clamping piece, the limiting clamping piece has the freedom degree of moving along the radial direction of the plug post, the jack assembly comprises a cylindrical shell and a locking ring, the cylindrical shell is fixedly connected to the plug shell, the jack is provided with a jack, the locking ring is coaxially fixed in the jack, the side wall of the locking ring penetrates through to provide a clamping groove, the connection self-locking effect is achieved, the connection strength is improved, the connection disconnection condition is avoided, the anti-interference reliable shielding effect of 360 DEG is realized, and the effect of stable data transmission is achieved.
Description
Technical Field
The invention relates to the technical field of mutual coupling connectors, in particular to a high-strength connection and reliable shielding mutual coupling connector.
Background
The existing railway locomotive and the vehicle, the electric power (bus) is generally connected in series through an electric connector, the connector is generally composed of a plug A and a socket B, the socket B is arranged at the rear end of a vehicle, the plug A is arranged at the front end of the vehicle connected with the socket B, therefore, when the vehicle is in grouping and reprogramming, the plug A end and the socket B end of the vehicle are required to be connected only, when the plug A end and the plug A end are opposite or the socket B end and the socket B end of the vehicle are opposite, the electric reconnection (electric reconnection) of the vehicle cannot be completed, the grouping and the reprogramming of the railway vehicle are frequently carried out, the difficulty of the grouping and the grouping of the vehicle is increased, and when the vehicle is in grouping and reprogramming, no matter which end can complete the electric reconnection, the difficulty of the vehicle and the grouping can be greatly reduced, and the electric reconnection device is particularly referred to in the patent 2014202466285, but the electric coupling connector is only connected by matching a lock catch with the lock catch, and the lock catch is matched with the lock catch, the connection strength of the vehicle is matched, the electric coupling is carried out through the elasticity, the lock catch is greatly influenced by the lock catch, and the position of the vehicle is exposed, and the vehicle is connected with the vehicle, and the vehicle is exposed outside, and the vehicle is greatly influenced by the normal condition, and the vehicle is exposed, and the vehicle is easy to be connected; meanwhile, the patent cannot realize connection of the wire shielding layers, so that electromagnetic interference cannot be effectively shielded, and reliable transmission of data in vehicle operation is seriously affected.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a high-strength connection and reliable shielding mutual coupling connector, has a connection self-locking effect, greatly improves the connection strength, avoids the situation of connection disconnection, can achieve the effect of 360-degree anti-interference reliable shielding, can effectively isolate electromagnetic interference and noise interference, and ensures the stability and reliability of signal transmission.
The aim of the invention is realized by the following technical scheme: the utility model provides a high strength connection and reliable shielded inter-coupling connector, includes two inter-coupling connection's connector plug, the connector plug includes plug casing, lock pin subassembly and jack subassembly are along the axial of plug casing sets gradually, just lock pin subassembly and jack subassembly are crisscross arrangement from top to bottom, the lock pin subassembly includes lock pin casing and inserted post, lock pin casing fixed connection is in on the plug casing, the lock pin casing is kept away from the one end of plug casing has seted up the spliced pole groove, the spliced pole coaxial fixation is in the spliced pole groove, the lateral wall of spliced pole is provided with a plurality of spacing clamps, a plurality of spacing clamps are followed the circumferencial direction equipartition of spliced pole, spacing clamp has along the radial movable degree of freedom of spliced pole, jack subassembly includes cylinder casing and catch, the coupling end of plug casing has seted up the spliced groove, the spliced groove passes the bottom of plug casing, cylinder casing is located the spliced pole groove, cylinder casing is kept away from the one end of plug casing has set up the spliced pole groove, a plurality of coaxial clamp grooves have the jack, a plurality of the catch ring quantity equal to the coaxial clamp groove has been seted up in the circumferencial direction of a plurality of jack catch grooves;
The top of the plug shell is provided with a bar-shaped groove, a lock rod is rotatably arranged in the bar-shaped groove, a lock block is fixed at the bottom of the lock rod, which is close to one end of the cylindrical shell, a through hole communicated with the inserting groove is formed in the bottom wall of the bar-shaped groove, and a lock groove is formed in the bottom of the inserting core shell;
When the two connector plugs are coupled, the ferrule housing of one connector plug is fit in the insertion groove of the other connector plug, the cylindrical housing of one connector plug is fit in the insertion column groove of the other connector plug, the limit clamping piece of one connector plug is fit in the clamping groove of the other connector plug, and the locking piece of one connector plug is fit in the locking groove of the other connector plug through a through hole;
the tail of the plug shell is provided with a core insert and a shielding core insert, the cylindrical shell is sleeved with a shielding spring, and the shielding core insert is electrically connected with the cylindrical shell through a cable.
In some embodiments, the bottom of locking lever is fixed with the articulated seat, the articulated axle of wearing is fixed on the articulated seat, the articulated axle rotates to be connected the plug casing, the locking lever is kept away from the one end of locking piece is fixed with presses the cap, press the bottom of cap and seted up first spring groove, the plug casing is in the diapire in bar groove has seted up the second spring groove, be provided with the spring between pressing cap and the plug casing, the both ends of spring are connected respectively in first spring groove and the second spring groove.
In some embodiments, the hinge shaft is hollow, a locking seat is disposed in the hinge shaft, a locking block is disposed on top of the locking seat in a penetrating manner, the locking block has a degree of freedom of moving along the radial direction of the hinge shaft, a limiting locking groove is formed in an inner wall of the hinge shaft, and when the locking block of one connector plug is fitted in the locking groove of the other connector plug, the locking block is fitted in the limiting locking groove.
In some embodiments, the rectangular slot is provided at the top of the locking seat, a locking spring is provided in the rectangular slot, one end of the locking block is slidably adapted in the rectangular slot, two ends of the locking spring are respectively connected with the locking block and the locking seat, the locking block is provided with a first wedge surface along two axial end surfaces of the hinge shaft, the thickness of the locking block at the first wedge surface is gradually increased along the direction close to the locking seat, the locking seat has the freedom degree of axial movement along the hinge shaft, and when the locking spring is in a normal state, the locking block is adapted in the limiting locking slot.
In some embodiments, the locking seat is provided with a telescopic shaft and a rotating shaft along two axial ends of the hinge shaft respectively, two ends of the telescopic shaft are fixedly connected with the locking seat and the plug housing respectively, one end of the rotating shaft is rotationally connected with the locking seat, a locking screw is in threaded connection with the side wall of the plug housing, and the tail of the locking screw is fixedly connected with the other end of the rotating shaft.
In some embodiments, the end surface of the locking piece far away from the pressing cap is provided with a third wedge surface, and the thickness of the locking piece at the third wedge surface gradually increases along the direction approaching the locking rod.
In some embodiments, the side wall of the plug post is provided with a clamping piece groove, a clamping piece spring is arranged in the clamping piece groove, one end of the limiting clamping piece is slidably matched in the clamping piece groove, two ends of the clamping piece spring are respectively connected with the limiting clamping piece and the plug post, one end, away from the plug shell, of the limiting clamping piece is provided with a second wedge-shaped surface, and the thickness of the limiting clamping piece at the second wedge-shaped surface is gradually increased along the direction close to the plug post.
In some embodiments, an unlocking collar is coaxially arranged in the jack, the unlocking collar is slidably sleeved on the lock ring, unlocking press blocks are fixed at positions, corresponding to the clamping grooves, of the inner walls of the unlocking collar, the unlocking press blocks penetrate into the lock ring through the clamping grooves, and when the limiting clamping piece is matched in the clamping grooves, the second wedge-shaped surface is located on a moving path of the unlocking press blocks.
In some embodiments, a rack is fixed on the side wall of the unlocking collar, the rack extends towards the axial direction of the unlocking collar, an unlocking shaft is arranged in the plug housing, the unlocking shaft is rotationally connected with the plug housing, a gear is fixedly sleeved on the unlocking shaft, the gear is meshed with the rack, a cross star groove is formed in the plug housing in a penetrating mode through one end of the unlocking shaft, elastic rubber sleeves are fixedly sleeved at two ends of the unlocking shaft, and the unlocking shaft is in the plug housing through compression interference fit of the elastic rubber sleeves.
In some embodiments, an electric connection plate is arranged in the plug housing, a conductive tube is sleeved on one end of the unlocking collar, which is far away from the locking ring, in a sliding manner, the conductive tube is connected to the electric connection plate, a plug post conductive tube is connected to the tail of the plug post, the plug post conductive tube is connected to the electric connection plate, a core insert and a shielding core insert are arranged at the tail of the plug housing, a shielding spring is sleeved on the cylindrical housing, and the shielding core insert is electrically connected to the electric connection plate through a cable.
The beneficial effects of the invention are as follows:
1. When two connector plugs finish mutual coupling butt joint, the locking piece of one connector plug is adapted in the locking groove of the other connector plug, and the locking piece is adapted in the limiting locking groove to limit the deflection of the hinge shaft, so that the locking piece is locked in the locking groove, the two connector plugs are prevented from being separated due to accidental pressing of the pressing cap, meanwhile, the limiting clamping piece of one connector plug is adapted in the clamping groove of the other connector plug, the plugging positions of the two connector plugs are locked, connection is stable, when the two connector plugs are stressed in tension, the situation that local stress is overlarge and damage occurs is avoided, and secondly, the two connector plugs are integrally connected in a bidirectional manner, so that the connection strength is greatly improved, and the situation that the two connector plugs are separated under certain external force is avoided.
2. The shielding spring is in electrical contact with the electric connection plate through the cylindrical shell, the inserted post and the inserted post conductive torch, and then the cable is connected with the shielding insert core to form a loop, so that the effect of 360-degree anti-interference reliable shielding is achieved, electromagnetic interference and noise interference can be effectively isolated, and stability and reliability of signal transmission are ensured.
Drawings
FIG. 1 is a schematic view of the internal structure of a high strength connection and reliable shielding interconnect connector according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at B;
FIG. 3 is an enlarged view of FIG. 1 at C;
FIG. 4 is an enlarged view of FIG. 1 at D;
FIG. 5 is a schematic view showing the internal structure of a hinge shaft in a high-strength-connection and reliable-shielding inter-coupling connector according to the present invention;
FIG. 6 is a schematic view of a connector plug in a high strength interconnect and reliable shielding interconnect connector according to the present invention;
FIG. 7 is an enlarged view of FIG. 6 at A;
FIG. 8 is a schematic diagram of the structure of the unlocking shaft in a high strength connection and reliable shielding cross-coupling connector according to the present invention;
FIG. 9 is a schematic diagram of a high strength interconnect and reliable shielding interconnect connector according to the present invention;
In the figure, 1-plug housing, 2-ferrule housing, 3-plunger, 4-plunger slot, 5-cylindrical housing, 6-lock ring, 7-limit clip, 8-jack, 9-clip slot, 10-plug slot, 11-strap slot, 12-lock lever, 13-lock block, 14-through hole, 15-lock slot, 16-hinge seat, 17-hinge shaft, 18-push cap, 19-first spring slot, 20-second spring slot, 21-spring, 22-lock seat, 23-lock block, 24-limit lock slot, 25-rectangular slot, 26-lock spring, 27-first wedge, 28-expansion shaft, 29-spindle, 30-lock screw, 33-clip slot, 34-clip spring, 35-second wedge, 36-unlock collar, 37-unlock press block, 38-rack, 39-unlock shaft, 40-gear, 41-cross star slot, 42-elastic rubber sleeve, 43-electrical connection plate, 44-guide, 45-plunger guide, 46-third wedge, 47-plug, 48-plug, and 48-plug-shield wedge spring.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
An embodiment I, as shown in fig. 1 to 9, is a high-strength connection and reliable shielding mutual coupling connector, which comprises two connector plugs connected in a mutual coupling way, wherein the connector plug comprises a plug shell 1, a core inserting component and a jack component, the core inserting component and the jack component are sequentially arranged along the axial direction of the plug shell 1, the core inserting component and the jack component are arranged in a staggered way up and down, the core inserting component of one connector plug is matched with the jack component of the other connector plug, the core inserting component comprises a core inserting shell 2 and a plug post 3, the core inserting shell 2 is fixedly connected on the plug shell 1, a plug post groove 4 is formed at one end, far away from the plug shell 1, of the core inserting shell 2, the plug post 3 is coaxially fixed in the plug post groove 4, the side wall of the plug post 3 is provided with a plurality of limiting clamping pieces 7, the limiting clamping pieces 7 are uniformly distributed along the circumferential direction of the plug post 3, the limiting clamping pieces 7 have the freedom degree of moving along the radial direction of the plug post 3, the jack assembly comprises a cylindrical shell 5 and a locking ring 6, the coupling end of the plug shell 1 is provided with a plug groove 10, the plug groove 10 penetrates through the bottom of the plug shell 1, the cylindrical shell 5 is positioned in the plug groove 10, one end of the cylindrical shell 5 is fixedly connected with the plug shell 1, the other end is provided with a jack 8, the locking ring 6 is coaxially fixed in the jack 8, the side wall of the locking ring 6 is provided with a plurality of clamping grooves 9 in a penetrating manner, the clamping grooves 9 are uniformly distributed along the circumferential direction of the locking ring 6, and the number of the clamping grooves 9 is equal to the number of the limiting clamping pieces 7; the top of the plug shell 1 is provided with a bar-shaped groove 11, a lock rod 12 is rotationally arranged in the bar-shaped groove 11, a lock block 13 is fixed at the bottom of one end, close to the cylindrical shell 5, of the lock rod 12, a through hole 14 communicated with the inserting groove 10 is formed in the bottom wall of the bar-shaped groove 11, and a lock groove 15 is formed in the bottom of the inserting core shell 2; when the two connector plugs are coupled, the core inserting shell 2 of one connector plug is matched in the inserting groove 10 of the other connector plug, the cylindrical shell 5 of the other connector plug is matched in the inserting groove 4 of the other connector plug, the limiting clamping piece 7 of the other connector plug is matched in the clamping groove 9 of the other connector plug, the locking piece 13 of the other connector plug is matched in the locking groove 15 of the other connector plug through the through hole 14, the two connector plugs are inserted together in a mode that the core inserting assembly corresponds to the inserting hole assembly, the locking rod 12 is deflected firstly in the inserting process, the locking rod 12 is prevented from blocking the inserting of the two connector plugs, after the two connector plugs are connected, the core inserting shell 2 of one connector plug is matched in the inserting groove 10 of the other connector plug, the cylindrical shell 5 of one connector plug is inserted into the inserting column groove 4 of the other connector plug, the inserting column 3 of the one connector plug is inserted into the locking ring 6 of the other connector plug, the limiting clamping piece 7 is inserted into the clamping groove 9 of the locking ring 6 through the movement of the limiting clamping piece 7, after the two connector plugs are inserted in place, the locking rod 12 is reset, the locking piece 13 is matched in the locking groove 15 to complete the mutual coupling connection of the two connector plugs, when the two connector plugs are stressed by tension, the locking piece 13 is propped against the inner wall of the locking groove 15 to prevent detachment, meanwhile, the limiting clamping piece 7 is propped against the inner wall of the clamping groove 9 to prevent the two connector plugs from separating, so that the connection between the plugging positions of the two connector plugs is reinforced, the connection between the upper end and the lower end of the connector plugs is reinforced through the matching of the locking piece 13 and the locking groove 15, the bidirectional connection is formed, the connection strength of the mutual coupling connector is enhanced, the mutual coupling connector can bear larger tensile force without falling off, the use stability is ensured, and meanwhile, the connection positions are mutually symmetrical, so that when the connector is stressed, the stress load is uniformly distributed, and the situation of damage and separation caused by overlarge local stress is avoided; secondly, the tail part of the plug housing 1 is provided with a core insert 47 and a shielding core insert 48, the cylindrical housing 5 is sleeved with a shielding spring 49, the shielding core insert 48 is electrically connected with the cylindrical housing 5 through a cable, the shielding core insert 48 of one plug housing 1 is electrically connected with the shielding spring 49 of the other plug housing 1, and a shielding loop is formed after two mutual coupling connectors are in butt joint, so that the effect of reliable shielding is achieved.
In the second embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the bottom of the lock rod 12 is fixed with a hinge seat 16, a hinge shaft 17 is fixedly penetrating through the hinge seat 16, the hinge shaft 17 is rotatably connected with the plug housing 1, one end of the lock rod 12 far away from the lock block 13 is fixed with a pressing cap 18, the bottom of the pressing cap 18 is provided with a first spring groove 19, the plug housing 1 is provided with a second spring groove 20 at the bottom wall of the bar-shaped groove 11, a spring 21 is arranged between the pressing cap 18 and the plug housing 1, two ends of the spring 21 are respectively connected in the first spring groove 19 and the second spring groove 20, the end face of the lock block 13 far away from the pressing cap 18 is provided with a third wedge surface 46, the thickness of the lock block 13 at the third wedge surface 46 gradually increases along the direction close to the lock rod 12, when the lock block 13 is matched in the lock groove 15, the spring 21 is in a compressed state by the reaction force of the spring 21, when two connector plugs are required to be separated, firstly, the limiting clamping piece 7 is moved into the inserting column 3, then, the pressing cap 18 is pressed down close to the plug shell 1, the pressing cap 18 continuously compresses the spring 21, the lock rod 12 deflects around the axis of the hinge shaft 17, so that the lock block 13 is separated from the lock groove 15, at the moment, the two connector plugs can be separated by directly pulling out the two connector plugs, after the pressing cap 18 is released, the lock rod 12 carries the lock block 13 to reset, when the two connector plugs are plugged, the lock rod 12 is deflected without pressing the pressing cap 18, and the plugging is directly carried out, in the plugging process, the plug shell 1 of one connector plug presses the third wedge-shaped surface 46 of the lock block 13 on the other connector plug, under the guiding action of the third wedge-shaped surface 46, the lock rod 12 carries the lock block 13 to deflect around the direction away from the plug shell 1, after the connection of the two connector plugs is completed, the lock rod 12 automatically resets under the acting force of the spring 21, so that the lock block 13 is matched into the lock groove 15, and the connection operation of the mutual coupling connector is simpler.
In the third embodiment, as shown in fig. 1 to 5, the mating strength of the locking piece 13 and the locking groove 15 is only completed by the acting force of the spring 21, so that the connection strength between the locking piece 13 and the locking groove 15 is not high, and when an external force collides with the pressing cap 18, the locking piece 13 is separated from the locking groove 15, and at this time, if two connector plugs are pulled, the two connector plugs are separated, so that, on the basis of the second embodiment, the hinge shaft 17 is arranged in a hollow manner, the locking seat 22 is arranged in the hinge shaft 17, the locking piece 23 penetrates through the top of the locking seat 22, the locking piece 23 has the freedom of moving along the radial direction of the hinge shaft 17, the inner wall of the hinge shaft 17 is provided with a limit locking groove 24, and when the locking piece 13 of one connector plug is matched in the locking groove 15 of the other connector plug, the locking piece 23 is matched in the limit locking groove 24. A rectangular groove 25 is formed in the top of the locking seat 22, a locking spring 26 is arranged in the rectangular groove 25, one end of a locking block 23 is slidably matched in the rectangular groove 25, two ends of the locking spring 26 are respectively connected with the locking block 23 and the locking seat 22, two axial end faces of the locking block 23 along the hinge shaft 17 are respectively provided with a first wedge-shaped face 27, the thickness of the locking block 23 at the first wedge-shaped face 27 is gradually increased along the direction close to the locking seat 22, the locking seat 22 has the freedom degree of axial movement along the hinge shaft 17, when the locking spring 26 is in a normal state, the locking block 23 is matched in a limiting locking groove 24, two axial ends of the locking seat 22 along the hinge shaft 17 are respectively provided with a telescopic shaft 28 and a rotating shaft 29, the two ends of the telescopic shaft 28 are respectively and fixedly connected with the locking seat 22 and the plug housing 1, one end of the rotating shaft 29 is rotatably connected with the locking seat 22, the side wall of the plug housing 1 is in threaded connection with the locking screw 30, the tail part of the locking screw 30 is fixedly connected with the other end of the rotating shaft 29, the locking block 23 is not matched in the limiting locking groove 24 but abuts against the inner wall of the hinge shaft 17 before the two connector plugs are not butted, at the moment, the rotation freedom degree of the hinge shaft 17 is not limited, the locking rod 12 can deflect normally, the smooth connection between the two connector plugs is ensured, after the connection is completed, the locking screw 30 is screwed, the rotation freedom degree of the locking seat 22 is limited through the telescopic shaft 28, the locking seat 22 can not rotate along with the locking screw 30, the locking screw 30 is connected with the locking seat 22 through the rotating shaft 29, interference between the locking screw 30 and the locking seat 22 can not be generated, the locking screw 30 only drives the locking seat 22 to do linear motion along the axial direction of the hinge shaft 17, the movement of the locking seat 22 is adapted through the expansion and contraction of the telescopic shaft 28, when the locking screw 30 is screwed down, the limiting locking groove 24 is positioned on the moving path of the locking block 23, the locking block 23 is sprung into the limiting locking groove 24 under the acting force of the locking spring 26, thereby limiting the rotation freedom degree of the hinge shaft 17 through the cooperation of the locking block 23 and the limiting locking groove 24, at this time, even if the pressing cap 18 is pressed down, the lock rod 12 is not driven to deflect, so that the locking block 13 is locked in the locking groove 15, the connection strength of two connector plugs is enhanced, when the rotation freedom of the hinge shaft 17 needs to be unlocked, the locking screw 30 is unscrewed, the locking screw 30 drives the locking seat 22 to move, the first wedge surface 27 of the locking block 23 presses the hinge shaft 17, the locking block 23 presses the locking spring 26 to move into the rectangular groove 25 under the guidance of the first wedge surface 27, the locking block 23 is separated from the limiting locking groove 24, and the unlocking of the hinge shaft 17 is completed, and at this time, the locking block 13 can be separated from the locking groove 15 by pressing the pressing cap 18; it should be noted that the first wedge-shaped surfaces 27 are disposed on both end surfaces of the lock block 23 in the axial direction of the hinge shaft 17, when the hinge shaft 17 is deflected, the pressing force between the hinge shaft 17 and the lock block 23 acts on the end surface of the lock block 23 in the radial direction of the hinge shaft 17, the end surface of the lock block 23 in the radial direction of the hinge shaft 17 is fitted to the inner wall of the limit lock groove 24, the pressing force does not move the lock block 23, and when the lock screw 30 drives the lock seat 22 to move in the axial direction of the hinge shaft 17, the pressing force between the hinge shaft 17 and the lock block 23 acts on the first wedge-shaped surfaces 27, so that the pressing force generates a component force on the first wedge-shaped surfaces 27 to drive the lock block 23 to move into the rectangular groove 25, unlocking of the hinge shaft 17 can be achieved.
On the basis of the fourth embodiment, as shown in fig. 1,2,3, 6 and 7, a clamping piece groove 33 is formed in the side wall of the plug post 3, a clamping piece spring 34 is arranged in the clamping piece groove 33, one end of the limiting clamping piece 7 is slidably matched in the clamping piece groove 33, two ends of the clamping piece spring 34 are respectively connected with the limiting clamping piece 7 and the plug post 3, one end of the limiting clamping piece 7, which is far away from the plug housing 1, is provided with a second wedge-shaped surface 35, the thickness of the limiting clamping piece 7 at the second wedge-shaped surface 35 gradually increases along the direction close to the plug post 3, when two connector plugs are in butt joint, the plug post 3 of one connector plug is inserted into the jack 8 of the other connector plug, the limiting clamping piece 7 on the plug post 3 contacts with the end surface of the locking ring 6, the locking ring 6 presses the second wedge-shaped surface 35 of the limiting clamping piece 7, under the acting force of the second wedge-shaped surface 35, the limiting clamping piece 7 is extruded by the clamping piece spring 34 to move into the clamping piece groove 33, so that the inserting column 3 can carry the limiting clamping piece 7 to be inserted into the locking ring 6, after two connector plugs are connected in place, the clamping groove 9 corresponds to the limiting clamping piece 7, at the moment, the limiting clamping piece 7 is inserted into the clamping piece groove 33 under the reaction force of the clamping piece spring 34, one end of the limiting clamping piece 7, which is far away from the second wedge-shaped surface 35, is a plane, when the two connector plugs are pulled, the plane of the limiting clamping piece 7 is abutted against the inner wall plane of the clamping groove 9, the limiting clamping piece 7 cannot move into the clamping piece groove 33, the inserting column 3 is locked in the inserting hole 8, the connecting strength of the inserting position is improved, the two-way locking is formed by matching the locking piece 13 with the locking groove 15, the two-way locking device has high connecting strength, and large pulling force can be borne without detachment.
Further, as shown in fig. 1 to 8, an unlocking collar 36 is coaxially arranged in the jack 8, the unlocking collar 36 is slidably sleeved on the lock ring 6, an unlocking pressing block 37 is fixed at the inner wall of the unlocking collar 36 corresponding to the position of the clamping groove 9, the unlocking pressing block 37 penetrates into the lock ring 6 through the clamping groove 9, when the limiting clamping piece 7 is matched in the clamping groove 9, the second wedge surface 35 is positioned on the moving path of the unlocking pressing block 37, a rack 38 is fixed on the side wall of the unlocking collar 36, the rack 38 extends towards the axial direction of the unlocking collar 36, an unlocking shaft 39 is arranged in the plug housing 1, the unlocking shaft 39 rotates to be connected with the plug housing 1, a gear 40 is fixedly sleeved on the unlocking shaft 39, the gear 40 is meshed with the rack 38, one end of the unlocking shaft 39 penetrates out of the plug housing 1 to form a cross star groove 41, both ends of the unlocking shaft 39 are fixedly sleeved with elastic rubber sleeves 42, the unlocking shaft 39 is matched with the plug housing 1 through compression interference of the elastic rubber sleeve 42, when two connector plugs are required to be separated, a screw is used for inserting the cross star groove 41, the unlocking shaft 39 rotates, the gear 40 drives the gear 40 to axially extend towards the rack 38, the rack 38 moves towards the axial direction of the unlocking collar 36 along the clamping groove 9, the rack 37 is driven by the gear 40, the rack 37 is separated from the inner wall of the clamping piece 37, and then the two connector 37 can be separated from the inner wall of the locking piece 37, and then the locking piece is separated from the inner wall of the locking piece 37, and can be separated from the inner wall of the plug housing, and the inner wall of the plug housing 37, and the inner wall of the plug housing is separated from the inner wall of the plug housing, and the plug housing is separated from the inner wall, and the inner wall of the plug housing, and the plug is separated from the inner wall, and the plug 37, and the plug is separated, and the plug is moved, and the plug is in and the plug. The unlocking collar 36 needs to be reset, the unlocking shaft 39 is rotated reversely to enable the unlocking collar 36 to move reversely, and when the unlocking pressing block 37 abuts against the inner wall of the other end of the clamping groove 9, the unlocking shaft 39 cannot be rotated continuously, so that the unlocking collar 36 is indicated to be reset.
Based on the fifth embodiment and the fourth embodiment, as shown in fig. 1, an electrical connection board 43 is disposed in the plug housing 1, a conductive tube 44 is slidably sleeved at one end of the unlocking collar 36, which is far away from the locking ring 6, the conductive tube 44 is connected to the electrical connection board 43, a plunger guide torch 45 is connected to the tail of the plunger 3, and the plunger guide torch 45 is connected to the electrical connection board 43.
Further, the tail of the plug housing 1 is provided with a core insert 47 and a shielding core insert 48, the cylindrical housing 5 is sleeved with a shielding spring 49, the shielding core insert 48 is electrically connected with the electric connection plate 43 through a cable, the plug post 3, the limiting clamping piece 7, the locking ring 6 and the unlocking collar 36 are all made of metal conductive materials, so that after the two connector plugs are connected, the two connector plugs can be electrically connected with the electric connection plate 43 to form a loop, and the shielding spring 49 is electrically contacted with the electric connection plate 43 through the cylindrical housing 5, the plug post 3 and the plug post conductive torch 45 and then is connected with the shielding core insert 48 through the cable to form the loop, thereby achieving the effect of 360-degree anti-interference reliable shielding, effectively isolating electromagnetic interference and noise interference and ensuring stability and reliability of signal transmission.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention; and those of ordinary skill in the art will appreciate that the benefits achieved by the present invention are merely better than those achieved by the current embodiments of the prior art in certain circumstances and are not intended to be the most excellent uses directly in the industry.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (7)
1. The utility model provides a high strength connection and reliable shielded inter-coupling connector, includes two inter-coupling connection's connector plug, its characterized in that, connector plug includes plug casing (1), lock pin subassembly and jack subassembly are along the axial of plug casing (1) sets gradually, just lock pin subassembly and jack subassembly are upper and lower staggered arrangement, lock pin subassembly includes lock pin casing (2) and spliced pole (3), lock pin casing (2) fixed connection is in on plug casing (1), lock pin casing (2) keep away from plug casing (1) one end has seted up spliced pole groove (4), spliced pole (3) coaxial fixation is in spliced pole groove (4), the lateral wall of spliced pole (3) is provided with a plurality of spacing fastener (7), a plurality of spacing fastener (7) are followed the circumferencial direction equipartition of spliced pole (3), spacing fastener (7) have along spliced pole (3) radial removal degree of freedom, jack casing (2) fixed connection is in plug casing (1) 5) and cylindrical casing (5) 5, cylindrical casing (10) have, cylindrical casing (1) are connected in the fixed connection groove (10), the other end of the locking ring is provided with an inserting hole (8), the locking ring (6) is coaxially fixed in the inserting hole (8), the side wall of the locking ring (6) is provided with a plurality of clamping grooves (9) in a penetrating way, the clamping grooves (9) are uniformly distributed along the circumferential direction of the locking ring (6), and the number of the clamping grooves (9) is equal to that of the limiting clamping pieces (7);
The plug comprises a plug shell (1), and is characterized in that a bar-shaped groove (11) is formed in the top of the plug shell (1), a lock rod (12) is rotationally arranged in the bar-shaped groove (11), a lock block (13) is fixed at the bottom of the lock rod (12) close to one end of the cylindrical shell (5), a through hole (14) communicated with the inserting groove (10) is formed in the bottom wall of the bar-shaped groove (11), and a lock groove (15) is formed in the bottom of the inserting core shell (2);
When the two connector plugs are coupled, the ferrule housing (2) of one connector plug is matched in the inserting groove (10) of the other connector plug, the cylindrical housing (5) of one connector plug is matched in the inserting column groove (4) of the other connector plug, the limit clamping piece (7) of one connector plug is matched in the clamping groove (9) of the other connector plug, and the locking piece (13) of one connector plug is matched in the locking groove (15) of the other connector plug through a through hole (14);
the tail part of the plug housing (1) is provided with a core insert (47) and a shielding core insert (48), the cylindrical housing (5) is sleeved with a shielding spring (49), and the shielding core insert (48) is electrically connected with the cylindrical housing (5) through a cable;
Clamping piece grooves (33) are formed in the side walls of the plug posts (3), clamping piece springs (34) are arranged in the clamping piece grooves (33), one ends of the limiting clamping pieces (7) are slidably matched in the clamping piece grooves (33), two ends of the clamping piece springs (34) are respectively connected with the limiting clamping pieces (7) and the plug posts (3), a second wedge-shaped surface (35) is arranged at one end, far away from the plug shell (1), of each limiting clamping piece (7), and the thickness of each limiting clamping piece (7) at the position of each second wedge-shaped surface (35) is gradually increased along the position, close to the corresponding plug post (3);
An unlocking collar (36) is coaxially arranged in the jack (8), the unlocking collar (36) is sleeved on the locking ring (6) in a sliding mode, unlocking press blocks (37) are fixed at positions, corresponding to the clamping grooves (9), of the inner walls of the unlocking collar (36), the unlocking press blocks (37) penetrate into the locking ring (6) through the clamping grooves (9), and when the limiting clamping piece (7) is matched in the clamping grooves (9), the second wedge-shaped surface (35) is located on a moving path of the unlocking press blocks (37);
The utility model discloses a plug casing, including plug casing (1), unlocking collar (36), rack (38) are fixed with the lateral wall of unlocking collar (36), rack (38) orientation the axial extension of unlocking collar (36), be provided with unlocking shaft (39) in plug casing (1), unlocking shaft (39) rotate and connect plug casing (1), fixed cover is equipped with gear (40) on unlocking shaft (39), gear (40) meshing rack (38), the one end of unlocking shaft (39) is worn out plug casing (1) has seted up cross star groove (41), the both ends of unlocking shaft (39) are all fixed the cover and are equipped with elastic rubber sleeve (42), unlocking shaft (39) pass through the compression interference fit of elastic rubber sleeve (42) in plug casing (1).
2. The high-strength connection and reliable shielding mutual coupling connector according to claim 1, wherein a hinge seat (16) is fixed at the bottom of the lock rod (12), a hinge shaft (17) is fixedly arranged on the hinge seat (16) in a penetrating manner, the hinge shaft (17) is rotationally connected with the plug housing (1), one end, away from the lock block (13), of the lock rod (12) is fixedly provided with a pressing cap (18), a first spring groove (19) is formed in the bottom of the pressing cap (18), a second spring groove (20) is formed in the bottom wall of the strip-shaped groove (11) of the plug housing (1), a spring (21) is arranged between the pressing cap (18) and the plug housing (1), and two ends of the spring (21) are respectively connected in the first spring groove (19) and the second spring groove (20).
3. The high-strength connection and reliable shielding mutual coupling connector according to claim 2, wherein the hinge shaft (17) is hollow, a locking seat (22) is arranged in the hinge shaft (17), a locking block (23) is arranged on the top of the locking seat (22) in a penetrating manner, the locking block (23) has a degree of freedom of moving along the radial direction of the hinge shaft (17), a limiting locking groove (24) is formed in the inner wall of the hinge shaft (17), and when the locking block (13) of one connector plug is matched in the locking groove (15) of the other connector plug, the locking block (23) is matched in the limiting locking groove (24).
4. A high-strength connection and reliable shielding mutual coupling connector according to claim 3, wherein a rectangular groove (25) is formed in the top of the locking seat (22), a locking spring (26) is arranged in the rectangular groove (25), one end of the locking block (23) is slidably fitted in the rectangular groove (25), two ends of the locking spring (26) are respectively connected with the locking block (23) and the locking seat (22), first wedge-shaped surfaces (27) are respectively arranged on two axial end surfaces of the locking block (23) along the hinge shaft (17), the thickness of the locking block (23) at the first wedge-shaped surfaces (27) is gradually increased along the direction close to the locking seat (22), the locking seat (22) has a degree of freedom of axially moving along the hinge shaft (17), and when the locking spring (26) is in a normal state, the locking block (23) is fitted in the limiting locking groove (24).
5. The high-strength connection and reliable shielding mutual coupling connector according to claim 4, wherein the locking seat (22) is provided with a telescopic shaft (28) and a rotating shaft (29) respectively along two axial ends of the hinge shaft (17), two ends of the telescopic shaft (28) are fixedly connected with the locking seat (22) and the plug housing (1) respectively, one end of the rotating shaft (29) is rotationally connected with the locking seat (22), a locking screw (30) is in threaded connection with a side wall of the plug housing (1), and the tail of the locking screw (30) is fixedly connected with the other end of the rotating shaft (29).
6. The high-strength-connection and reliable-shielding mutual coupling connector as claimed in claim 5, wherein the end surface of the locking piece (13) far from the pressing cap (18) is provided with a third wedge surface (46), and the thickness of the locking piece (13) at the third wedge surface (46) is gradually increased along the direction approaching the lock rod (12).
7. The high-strength connection and reliable shielding mutual coupling connector according to claim 1, wherein an electric connection plate (43) is arranged in the plug housing (1), a conductive torch (44) is sleeved at one end of the unlocking sleeve ring (36) far away from the locking ring (6) in a sliding manner, the conductive torch (44) is connected to the electric connection plate (43), a plug guide torch (45) is connected to the tail of the plug (3), and the plug guide torch (45) is connected to the electric connection plate (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410304250.8A CN117895280B (en) | 2024-03-18 | 2024-03-18 | High-strength connection and reliable shielding mutual coupling connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410304250.8A CN117895280B (en) | 2024-03-18 | 2024-03-18 | High-strength connection and reliable shielding mutual coupling connector |
Publications (2)
| Publication Number | Publication Date |
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| CN117895280A CN117895280A (en) | 2024-04-16 |
| CN117895280B true CN117895280B (en) | 2024-06-11 |
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| CN202410304250.8A Active CN117895280B (en) | 2024-03-18 | 2024-03-18 | High-strength connection and reliable shielding mutual coupling connector |
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|---|---|
| CN117895280A (en) | 2024-04-16 |
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