CN212659723U - Connector and connector assembly - Google Patents

Abstract

The utility model provides a connector and connector assembly relates to connector technical field. This connector includes that shutter and front end are the connector housing of grafting end, the connector housing is including two cam plates that the symmetry set up, and the axle sleeve that the axis that sets up between two cam plates extends along vertical direction, the axle sleeve is used for the locking axle on the adaptation cartridge connector housing, the shutter is including two shutter that the symmetry set up between the cam plate, be provided with the latch mechanism between shutter and the connector housing, two locking hooks are located the left and right sides of axle sleeve and can be relative and the locking and the unblock of back of the body removal in order to realize the shutter. The utility model discloses the motion trail of shutter when opening is earlier to the special orbit that removes then to turning over after to, occupies the size of connector grafting direction when reducing the shutter and opening, has improved space utilization, is favorable to the miniaturized preparation of connector, need not to separately set up spring bolt and spring bolt elastic component on the dodge gate, has simplified the assembly.

Description

Connector and connector assembly

Technical Field

The utility model relates to a connector technical field especially relates to connector and connector assembly, is suitable for ultrasonic diagnostic equipment's multicore connector for electric power connection.

Background

Medical devices such as ultrasonic diagnostic apparatuses are increasingly diversified and complicated in signals to be transmitted and received, and the connectors used therein tend to have multiple cores. A multi-core ZIF (zero insertion force) connector has come into force, including a plug and a socket, and when the connector is used, the socket is electrically connected to a circuit board of an ultrasonic device in a connection manner, and then the plug is mounted on the socket to achieve electrical connection.

In order to avoid the contact of the socket from being exposed, a socket having a shutter is proposed. A protective door is hinged on the socket shell, and an elastic piece for applying elastic acting force to the protective door is arranged on the socket shell. When the plug and the socket are not plugged, the protective door is kept in a closed state under the action of the elastic piece, so that the socket contact element is prevented from being exposed, when the plug and the socket are plugged, the plug shell is turned over against the protective door, and after the plug shell pushes the protective door open, the plug and the socket are plugged.

Patent document 1(CN106981760B) discloses a connector and a connector assembly using the same, and shows a connector having a shutter. The shutter comprises at least one protective door which is connected to a connector shell through a shell assembly structure and is used for being pushed by an adaptive connector to open, the shell assembly structure comprises a forward movement hinge structure and a backward movement hinge structure, the backward movement hinge structure comprises a curve guide rail and a first hinge pin which is in guide movement fit with the curve guide rail, the forward movement hinge structure comprises a guide long groove and a second hinge pin which is in guide movement fit with the guide long groove, the first hinge pin moves backwards relative to the curve guide rail when the protective door is pushed by the adaptive connector, and the second hinge pin moves backwards relative to the guide long groove.

Patent document 2(CN106981761B) discloses a connector assembly and a connector thereof, showing a connector provided with a lock mechanism between a protective door and a connector housing. The lock mechanism comprises a lock tongue and a lock tongue matching structure, a lock tongue elastic piece is connected to the lock tongue, and the lock tongue elastic piece is used for enabling the lock tongue to be matched with the lock tongue matching structure in a locking mode so that the protection door is limited in the closed position.

In summary, in the connector in the prior art, the protective door is opened and closed through the combined action of the forward-moving hinge structure and the backward-moving hinge structure, and the protective door occupies the size of the plugging direction of the connector when being opened, which is not beneficial to miniaturization manufacture; spring bolt and spring bolt elastic component are two different individuals, set up on the guard gate jointly for the part is many, with high costs and assemble loaded down with trivial details, needs further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide connector and connector assembly.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the utility model provides a connector, including shutter and the connector housing of front end for the end of pegging graft, the connector housing is including two cam plates that the symmetry set up to and the axle sleeve that the axis that sets up between two cam plates extends along vertical direction, the axle sleeve is used for the lock axle on the adaptation cartridge connector housing, the shutter is including two shutter that the symmetry set up between the cam plate, is provided with the latch mechanism between shutter and the connector housing, and the latch mechanism is including setting up the spring bolt cooperation structure on the connector housing and setting up the elasticity spring bolt on the shutter, and the both ends symmetry of elasticity spring bolt is equipped with the locking hook, and two locking hooks are located the left and right sides of axle sleeve and can be relative and the locking and the unblock of back of the body movement in order to realize the shutter.

Furthermore, a blocking groove for the locking hook to be movably matched along the radial direction of the shaft sleeve is formed in the wall of the shaft sleeve, and the blocking groove is used for being matched with the locking hook to limit the opening and closing of the protective door.

Furthermore, a sliding block used for transferring force between the lock shaft and the corresponding locking hook is assembled in the blocking groove in a guiding mode.

Furthermore, the inner wall of the sliding block relative to the axle center of the axle sleeve is provided with a pushing surface which extends into the axle sleeve and is used for accommodating the locking shaft to push.

Furthermore, two protective doors are connected to the connector shell through hinge structures respectively, each hinge structure comprises a first curve guide rail and a second curve guide rail which are symmetrically arranged on the two cam plates, each of the first curve guide rail and the second curve guide rail comprises an integrally formed arc guide rail and a horizontal linear guide rail, and hinge pins which are movably matched with the first curve guide rail and the second curve guide rail in a guiding manner are arranged on the protective doors.

Furthermore, one side of the hinge pin is provided with a tension spring pin, a reset tension spring is connected between the tension spring pins on the corresponding protective doors, the corresponding protective doors are connected through the reset tension spring, and the two cam plates are provided with tension spring reversing grooves for the reset tension springs to pass through in a reversing manner.

The utility model also provides a connector assembly, including adapter connector and connector, the connector includes that shutter and front end are the connector housing of grafting end, and the connector housing is including two cam plates that the symmetry set up to and set up the axle sleeve that the axis between two cam plates extends along vertical direction, and the axle sleeve is used for the lock axle on the adaptation cartridge connector housing, the shutter is provided with the latch mechanism including two shutter of symmetry setting between the cam plate between shutter and the connector housing, and the latch mechanism is including setting up the spring bolt cooperation structure on the connector housing and setting up the elastic lock tongue on the shutter, and the both ends symmetry of elastic lock tongue is equipped with the locking hook, and two locking hooks are located the left and right sides of axle sleeve and can be relative and back on the back removal in order to realize the locking and the unblock of shutter.

Furthermore, a blocking groove for the locking hook to be movably matched along the radial direction of the shaft sleeve is formed in the wall of the shaft sleeve, and the blocking groove is used for being matched with the locking hook to limit the opening and closing of the protective door.

Furthermore, a sliding block used for transferring force between the lock shaft and the corresponding locking hook is assembled in the blocking groove in a guiding manner; the inner wall of the sliding block relative to the axle center of the axle sleeve is provided with a pushing surface which extends into the axle sleeve and is used for accommodating the pushing of the lock shaft.

The utility model has the advantages that:

(1) the utility model discloses a connector assembly, with the antedisplacement hinge structure cancellation among the prior art, only optimize the hinge structure who remains the retrodisplacement section, be provided with the latch mechanism between shutter and the connector housing, the latch mechanism is including setting up spring bolt cooperation structure on the connector housing and setting up the elastic spring bolt on the shutter, the both ends symmetry of elastic spring bolt is equipped with the locking hook, can reach same switching effect, the movement track of shutter is the special orbit that turns over after earlier backward removal when opening, the size that occupies connector grafting direction when reducing the shutter and opening, and space utilization is improved, be favorable to the miniaturized preparation of connector.

(2) The utility model discloses a connector, with the spring bolt elastic component's of latch mechanism function integration to the spring bolt on, need not to separately set up spring bolt and spring bolt elastic component on the dodge gate, simplified the assembly of this connector.

Drawings

Fig. 1 is a schematic structural view of a plug and a socket according to embodiment 1 of the present invention when not plugged;

fig. 2 is a schematic structural view of a socket according to embodiment 1 of the present invention when a shutter is in a closed state;

fig. 3 is a schematic structural view of a shutter of a socket according to embodiment 1 of the present invention in a half-open state;

fig. 4 is a schematic structural view of the socket according to embodiment 1 of the present invention when the shutter is in an open state;

fig. 5 is a schematic structural view of a first protective door according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of the engagement between the lock tongue and the shaft sleeve in embodiment 1 of the present invention;

fig. 7 is another view structure diagram of the embodiment 1 of the present invention, wherein the lock tongue is matched with the shaft sleeve.

In the figure: 1. a first cam plate; 2. a socket; 3. a first protective door; 4. a shaft sleeve; 5. a slider; 6. a second cam plate; 7. pushing the surface; 8. a second protective door; 9. a circular arc guide rail; 10. a horizontal linear guide rail; 11. an elastic bolt; 12. locking the hook; 13. a hinge pin; 14. a tension spring pin; 15. a plug; 16. a lock shaft; 17. pushing the bulge; 18. and (6) blocking the groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Example 1

As shown in fig. 1-7, the present embodiment provides a connector assembly including a mating connector and a connector. The adaptive connector in this embodiment is a plug 15, the connector is a socket 2, the plug 15 includes a plug housing and a plug contact element disposed on a lower surface of the plug housing, a lock shaft 16 is rotatably disposed in the middle of the plug housing, an axis of the lock shaft extends in a vertical direction, pushing protrusions 17 are disposed on two sides of the lock shaft 16 on the lower surface of the plug housing, and a lock shaft cam for driving the plug contact element to move in a direction perpendicular to the plugging direction is disposed on the lock shaft 16. When the lock shaft 16 is rotated, the lock shaft cam can drive the plug contact to move in the direction perpendicular to the plugging direction, so that accurate and reliable contact between the plug contact and the socket contact is realized.

The socket 2 comprises a shutter and a socket housing with a plug-in end at the front end, a socket contact is arranged on the socket housing, the socket housing comprises a first cam plate 1 and a second cam plate 6 which are symmetrically arranged, and a shaft sleeve 4 which is arranged between the first cam plate 1 and the second cam plate 6 and extends along the vertical direction along the axis, and a lock shaft 16 on the plug housing can be inserted into the shaft sleeve 4. The locking shaft 16 is provided with a staple, the shaft sleeve 4 is provided with a spiral curved groove positioned on the inner wall of the shaft sleeve 4, when the locking shaft 16 is inserted into the shaft sleeve 4, the locking shaft 16 is rotated, and the staple moves along the curved groove to realize the locking of the plug 15 and the socket 2.

The shutter includes a first protection door 3 and a second protection door 8 symmetrically disposed between the first cam plate 1 and the second cam plate 6, and the first protection door 3 and the second protection door 8 are respectively connected to the socket housing through hinge structures. Since the first protective door 3 and the second protective door 8 have the same structure, only the hinge structure corresponding to the first protective door 3 will be described in detail.

The hinge structure comprises a first curve guide rail and a second curve guide rail, wherein the first curve guide rail and the second curve guide rail are symmetrically arranged on the first cam plate 1 and the second cam plate 6, and the first curve guide rail and the second curve guide rail respectively comprise an arc guide rail 9 and a horizontal linear guide rail 10 which are integrally formed. The hinge structure further comprises a hinge pin 13 provided on the first protective door 3 in guided movable cooperation with the first and second curved guide rails. One side of the hinge pin 13 is provided with a tension spring pin 14, a reset tension spring is connected between the tension spring pins 14 on the corresponding first protective door 3 and the second protective door 8, the first protective door 3 and the second protective door 8 are connected through the reset tension spring, and the first cam plate 1 and the second cam plate 6 are provided with tension spring reversing grooves for the reset tension spring to pass through in a reversing way.

Be provided with latch mechanism between first shutter 3, second shutter 8 and the socket casing, latch mechanism is including setting up spring bolt cooperation structure on the socket casing and setting up the elastic lock tongue 11 on the shutter, and the both ends symmetry of elastic lock tongue 11 is equipped with locking hook 12, and two locking hooks 12 are located the left and right sides of axle sleeve 4 and can be relative and back on the back removal. The sleeve wall of the sleeve 4 is provided with a retaining groove 18 for the locking hook 12 to movably fit along the radial direction of the sleeve, and the retaining groove 18 is used for being matched with the locking hook 12 to limit the opening and closing of the protective door. The retaining groove 18 is internally provided with a sliding block 5 for transmitting force between the lock shaft 16 and the corresponding locking hook 12 in a guiding way, and the inner wall of the sliding block 5 relative to the axle center of the shaft sleeve 4 is provided with a pushing surface 7 which extends into the shaft sleeve 4 and is pushed by the lock shaft 16.

As shown in fig. 1 and 2, when the plug 15 and the socket 2 are not plugged, the return tension spring keeps the first protective door 3 and the second protective door 8 in a closed state, and the locking hook 12 of the elastic bolt 11 is limited in the corresponding blocking groove 18, so that the first protective door 3 and the second protective door 8 are not directly opened under stress under the blocking action of the locking hook 12 and the blocking groove 18, and a good function of preventing from being opened by mistake is achieved.

As shown in fig. 1 and 3, when the plug 15 and the socket 2 are plugged, the lock shaft 16 of the plug 15 extends into the shaft sleeve 4 to push the sliding blocks 5, so that the two sliding blocks 5 move back to back along the radial direction of the shaft sleeve 4, thereby pushing the locking hook 12 on the elastic bolt 11, and releasing the locking hook 12 from the corresponding blocking groove 18; then the pushing protrusion 17 on the plug 15 also starts to push the first protective door 3 and the second protective door 8, the first protective door 3 and the second protective door 8 drive the hinge pin 13 to move backward in the horizontal linear guide rail 10, and after the hinge pin 13 moves to the circular arc guide rail 9, the hinge pin 13 moves backward and downward along the circular arc guide rail 9. At this time, since the outer sides of the first protective door 3 and the second protective door 8 are already horizontally opened for a certain distance and completely located above the receptacle housing, the state shown in fig. 3 is presented, the outer sides are limited by the receptacle housing and cannot move rearward and downward together with the hinge pin 13, and the protective doors are turned back to be completely opened in the process of moving rearward and downward along with the hinge pin 13, and the state shown in fig. 4 is presented. At this time, the lock shaft 16 can be rotated, and the lock shaft cam drives the plug contact element to move in the direction perpendicular to the plugging direction, so that the plug contact element and the socket contact element are accurately and reliably contacted.

The in-process that first shutter 3 and second shutter 8 were opened resets the extension spring energy storage, and after plug 15, socket 2 separation, under the effect of extension spring that resets, first shutter 3 and second shutter 8 get back to the closed position again, and the locking hook 12 of elastic bolt 11 gets back to in the blend stop groove 18 again, accomplishes the locking to the shutter.

In the connector assembly of the embodiment, when the plug 15 is plugged into the socket 2 and before the first protective door 3 and the second protective door 8 are not opened, the locking shaft 16 on the plug 15 acts on the locking hook 12 through the pushing slider 5, so that the elastic bolt 11 deforms and is separated from the retaining groove 18 on the socket shell to realize unlocking, and the situation that the protective door is directly opened due to the fact that an operator pushes the protective door by mistake is avoided; when the first protective door 3 and the second protective door 8 are pushed by the pushing protrusion 17, the hinge pin 13 firstly moves backwards relative to the horizontal linear guide rail 10, when the first protective door 3 and the second protective door 8 move to the arc guide rail 9, the hinge pin 13 moves backwards and downwards along the arc guide rail 9, because the outer sides of the first protective door 3 and the second protective door 8 are horizontally opened for a certain distance at the moment, the outer sides of the first protective door 3 and the second protective door 8 are completely positioned above the socket shell and limited by the socket shell and cannot move backwards and downwards along with the hinge pin 13, the first protective door 3 and the second protective door 8 can be turned backwards along with the process that the hinge pin 13 moves backwards and downwards, the motion track of the protective doors is a special track which is turned backwards after moving firstly, the size of the plugging direction of the connector occupied when the protective doors are opened is reduced, the space utilization rate is improved, and the miniaturization manufacturing of the connector.

Example 2

The present embodiment provides a connector assembly, which is different from embodiment 1 in that the structure provided on the lock shaft 16 for driving the plug contact to move in the direction perpendicular to the plugging direction is not limited to the lock shaft cam, and other engaging structures such as a guide post, a latch, and the like for driving the plug contact to move in the direction perpendicular to the plugging direction may be adopted.

The structure for locking the plug 15 and the socket 2 is not limited to the matching of the staple on the lock shaft 16 and the spiral curved groove on the shaft sleeve 4, but also can be realized by forming the spiral curved groove on the lock shaft 16, arranging the clamping piece which can float along the radial direction of the shaft sleeve on the inner wall of the shaft sleeve through the elastic piece, and only directly pushing the lock shaft 16 to enable the clamping piece to enter the spiral curved groove when locking, and forcibly pulling the lock shaft 16 to enable the clamping piece to be separated from the spiral curved groove when unlocking is needed.

The hinge mechanism arranged on the shutter can also replace a return tension spring by other elastic pieces with energy storage rebound action, such as elastic rubber. The spring bolt matching structure arranged on the socket shell and the elastic spring bolt 11 arranged on the protective door can be distributed among the first protective door 3, the second protective door 8 and the socket shell at equal intervals, so that the fastening connection of the plug 15 and the socket 2 is realized.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments can still be modified, or some technical features of the foregoing embodiments can be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. The connector, including shutter and the connector housing of front end for the end of pegging graft, the connector housing is including two cam plates that the symmetry set up to and set up the axle sleeve that the axis between two cam plates extends along vertical direction, and the axle sleeve is used for the lock axle on the adaptation cartridge connector housing, its characterized in that: the shutter is provided with the latch mechanism including two shutter that the symmetry set up between the cam plate between shutter and the connector casing, latch mechanism including setting up spring bolt cooperation structure on the connector casing and setting up the elastic lock tongue on the shutter, and the both ends symmetry of elastic lock tongue is equipped with the locking hook, and two locking hooks are located the left and right sides of axle sleeve and can be relative and the locking and the unblock of back of the body removal in order to realize the shutter.

2. The connector of claim 1, wherein: and the sleeve wall of the shaft sleeve is provided with a retaining groove for the locking hook to be movably matched along the radial direction of the shaft sleeve, and the retaining groove is used for being matched with the locking hook to limit the opening and closing of the protective door.

3. The connector of claim 2, wherein: and a sliding block used for transferring force between the lock shaft and the corresponding locking hook is assembled in the blocking groove in a guiding manner.

4. The connector of claim 3, wherein: the inner wall of the sliding block relative to the axle center of the axle sleeve is provided with a pushing surface which extends into the axle sleeve and is used for accommodating the pushing of the lock shaft.

5. The connector according to any one of claims 1 to 4, wherein: two protective doors are connected to the connector shell through hinge structures respectively, each hinge structure comprises a first curve guide rail and a second curve guide rail which are symmetrically arranged on two cam plates, each of the first curve guide rail and the second curve guide rail comprises an integrally formed arc guide rail and a horizontal linear guide rail, and hinge pins which are movably matched with the first curve guide rail and the second curve guide rail in a guiding mode are arranged on the protective doors.

6. The connector of claim 5, wherein: one side of the hinge pin is provided with a tension spring pin, a reset tension spring is connected between the tension spring pins on the corresponding protective doors, the corresponding protective doors are connected through the reset tension springs, and the two cam plates are provided with tension spring reversing grooves for the reset tension springs to pass through in a reversing way.

7. Connector assembly, including adaptation connector and connector, the connector includes that shutter and front end are the connector housing of grafting end, and the connector housing is including two cam plates that the symmetry set up to and the axle sleeve that the axis that sets up between two cam plates extends along vertical direction, and the axle sleeve is used for the lock axle on the adaptation cartridge connector housing, its characterized in that: the shutter is provided with the latch mechanism including two shutter that the symmetry set up between the cam plate between shutter and the connector casing, latch mechanism including setting up spring bolt cooperation structure on the connector casing and setting up the elastic lock tongue on the shutter, and the both ends symmetry of elastic lock tongue is equipped with the locking hook, and two locking hooks are located the left and right sides of axle sleeve and can be relative and the locking and the unblock of back of the body removal in order to realize the shutter.

8. The connector assembly of claim 7, wherein: and the sleeve wall of the shaft sleeve is provided with a retaining groove for the locking hook to be movably matched along the radial direction of the shaft sleeve, and the retaining groove is used for being matched with the locking hook to limit the opening and closing of the protective door.

9. The connector assembly of claim 8, wherein: a sliding block used for transferring force between the lock shaft and the corresponding locking hook is assembled in the blocking groove in a guiding manner; the inner wall of the sliding block relative to the axle center of the axle sleeve is provided with a pushing surface which extends into the axle sleeve and is used for accommodating the pushing of the lock shaft.

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