CN212846046U

CN212846046U - MPO connector with changeable polarity

Info

Publication number: CN212846046U
Application number: CN202021834311.5U
Authority: CN
Inventors: 黄日华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-03-30
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a can change MPO connector of polarity relates to MPO connector technical field, including the protection casing, the bending-proof glan head of outer wall one side middle part fixedly connected with optical cable of protection casing, the bending-proof glan head's of optical cable one end stretches into inside and fixedly connected with optical fiber connection plug of protection casing, the outer wall opposite side middle part fixedly connected with connector plug of protection casing, the connection storehouse has been seted up to the inside of protection casing, the inside in connection storehouse is equipped with first connecting plate and second connecting plate, connect the inside one side fixedly connected with third connecting plate in storehouse. The utility model discloses, through setting up first connecting plate, gear, rack, second connecting plate, connecting device, first connecting groove and optical fiber transmission line for the connection polarity of device can change fast, is favorable to changing the transmission of optic fibre and puts the direction, has improved the practicality and the application range of device.

Description

MPO connector with changeable polarity

Technical Field

The utility model relates to a MPO connector technical field, more specifically relate to a MPO connector that can change polarity.

Background

The MPO connector is a common multi-core optical fiber connector and is widely applied to photoelectric device products, and the working principle of the MPO connector is that an external part supporting spring applies thrust to a core element insertion core to enable a plurality of pairs of optical fiber end surfaces fixed by a pair of insertion cores to be tightly attached, so that optical signal transmission is achieved. With the continuous development of communication and data networks, the requirement for the number of cores of MPO connectors is increasing.

In chinese utility model patent application no: CN201920094334.8 discloses an MPO connector, comprising: an MPO spring support; the main spring is sleeved on the MPO spring support piece; the MPO inserting core is connected with the MPO spring supporting piece; one end of the buffer mechanism is connected with the spacer, and the other end of the buffer mechanism is connected with the MPO inserting core; a spacer is disposed between the main spring and the damping mechanism. This MPO connector, it is difficult for changing to connect the polarity for it is comparatively troublesome when needing to change the optic fibre transmission and putting the direction, and the connection stability of MPO connector is relatively poor simultaneously.

Therefore, there is a need for a polarity-changeable MPO connector that solves the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: in order to solve the MPO connector, connect the difficult change of polarity for it is comparatively troublesome when the direction is put to need to change the optical fiber transmission, the relatively poor problem of connection stability of MPO connector simultaneously, the utility model provides a can change MPO connector of polarity.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

an MPO connector with changeable polarity comprises a protective shell, wherein the middle part of one side of the outer wall of the protective shell is fixedly connected with an optical cable bending-proof Glan head, one end of the optical cable bending-proof Glan head extends into the protective shell and is fixedly connected with an optical fiber connecting plug, the middle part of the other side of the outer wall of the protection shell is fixedly connected with a connector plug, the interior of the protection shell is provided with a connecting bin, a first connecting plate and a second connecting plate are arranged inside the connecting bin, a third connecting plate is fixedly connected with one side inside the connecting bin, a first connecting groove is formed in one side of the outer wall of the third connecting plate, a connecting block is fixedly connected to the middle of one side of the inner wall of the first connecting groove, fixedly connected with connecting wire between connecting block and the optical fiber connection plug, the inside fixedly connected with connecting device of connector plug, connecting device's one end stretches into the connection storehouse and has seted up the second spread groove.

Furthermore, first spread groove and second spread groove all have two, two first spread groove and second spread groove respectively the symmetric distribution at third connecting plate and connecting device's outer wall one side top and bottom, two first spread groove distribute with two second spread grooves corresponding, the connection polarity in two first spread grooves is opposite.

Further, T type spout has all been seted up to the top and the bottom of connecting the storehouse, the inside sliding connection of T type spout has T type slider, T type slider has two, two the one end that T type spout was kept away from to T type slider stretches into and connects storehouse and fixedly connected with backup pad, the middle part of two backup pads respectively with the outer wall fixed connection of first connecting plate and second connecting plate.

Further, the equal fixedly connected with optical fiber transmission line in both sides around the inside of first connecting plate and second connecting plate, the both ends of first connecting plate and second connecting plate are corresponding with two first spread grooves and second spread groove respectively, the connecting hole has all been seted up to the one end that first connecting plate and second connecting plate are close to the third connecting plate, the other end of first connecting plate and second connecting plate stretches into two second spread grooves respectively and rather than sliding connection.

Furthermore, one end of the optical fiber transmission line extends into the connecting hole and is fixedly connected with the inner wall of the connecting hole, the other end of the optical fiber transmission line extends into the second connecting groove and is fixedly connected with a connecting sliding block, and the connecting sliding block is connected with the second connecting groove in a sliding mode.

Further, the equal fixedly connected with rack in the middle part of the top of first connecting plate and the bottom middle part of second connecting plate, the inside of connecting the storehouse is equipped with the pivot, the outer wall middle part fixedly connected with gear of pivot, the top and the bottom of gear distribute with two rack toothing and be connected, the both ends of pivot all are connected with the bearing with the inner wall rotation of being connected the storehouse, protection casing and fixedly connected with hand wheel are stretched out to the one end of pivot.

Further, a switch is arranged on one side of the outer wall of the protection shell, a clamping groove is formed in the middle of the top end of the connector plug, a clamping plate is connected to the top of the clamping groove in a sliding mode, a fixing block is fixedly connected to the middle of the top end of the clamping plate, and the clamping groove extends out of the top of the fixing block.

Furthermore, the middle part of the bottom end of the clamping groove is fixedly connected with an electromagnet, the electromagnet is electrically connected with the switch, the bottom of the clamping groove is fixedly connected with a spring, and the top of the spring is fixedly connected with the bottom of the clamping plate.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through setting up the bending-proof glan head of protection casing and optical cable, can be fine fix well and protect the optical cable for the connector is whole small, easy operation, and the maintenance cost is low, can prevent simultaneously that external dust, water etc. from entering into the connector inside, influences the optical fiber connection and the transmission of connector, has improved the life of device.

2. The utility model discloses, through setting up first connecting plate, gear, rack, second connecting plate, connecting device, first connecting groove and optical fiber transmission line for the connection polarity of device can change fast, is favorable to changing the transmission of optic fibre and puts the direction, has improved the practicality and the application range of device.

3. The utility model discloses, through setting up switch, draw-in groove, spring, electro-magnet, cardboard and fixed block, can improve the connection stability of connector, guaranteed connector optical fiber transmission's stability, be favorable to improving connector transmission effect.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is a schematic top sectional view of the structure of the present invention;

fig. 4 is an enlarged cross-sectional view taken at a in fig. 2 according to the present invention.

Reference numerals: 1. a protective housing; 2. the optical cable is prevented from bending the Glan head; 3. an optical fiber connection plug; 4. connecting a lead; 5. a connecting bin; 6. a T-shaped slider; 7. a first connecting plate; 8. a gear; 9. a rack; 10. a connector plug; 11. a second connecting plate; 12. a connecting device; 13. a second connecting groove; 14. a T-shaped chute; 15. connecting blocks; 16. a first connecting groove; 17. connecting holes; 18. a support plate; 19. a hand wheel; 20. a rotating shaft; 21. connecting the sliding block; 22. an optical fiber transmission line; 23. a bearing; 24. a switch; 25. a card slot; 26. a spring; 27. an electromagnet; 28. clamping a plate; 29. a fixed block; 30. and a third connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, an MPO connector with changeable polarity comprises a protection housing 1, an optical cable bending-proof glan head 2 fixedly connected to the middle of one side of the outer wall of the protection housing 1, an optical fiber connecting plug 3 fixedly connected to one end of the optical cable bending-proof glan head 2 extending into the protection housing 1, a connector plug 10 fixedly connected to the middle of the other side of the outer wall of the protection housing 1, a connecting bin 5 formed inside the protection housing 1, a first connecting plate 7 and a second connecting plate 11 formed inside the connecting bin 5, a third connecting plate 30 fixedly connected to one side of the inside of the connecting bin 5, a first connecting groove 16 formed on one side of the outer wall of the third connecting plate 30, a connecting block 15 fixedly connected to the middle of one side of the inner wall of the first connecting groove 16, a connecting wire 4 fixedly connected between the connecting block 15 and the optical fiber connecting plug 3, and a connecting device 12 fixedly connected to the inside, one end of the connecting device 12 extends into the connecting bin 5 and is provided with a second connecting groove 13.

In this embodiment, prevent bending glan head 2 through setting up protection casing 1 and optical cable, can be fine fix well and protect the optical cable for the connector is whole small, easy operation, and the maintenance cost is low, can prevent simultaneously that external dust, water etc. from entering into inside the connector, influences the optical fiber connection and the transmission of connector, has improved the life of device.

Example 2

Referring to fig. 2 and fig. 3, the present embodiment is further optimized based on embodiment 1, specifically, there are two first connecting grooves 16 and two second connecting grooves 13, the two first connecting grooves 16 and the two second connecting grooves 13 are respectively symmetrically distributed on the top and the bottom of the third connecting plate 30 and the outer wall of the connecting device 12, the two first connecting grooves 16 are distributed corresponding to the two second connecting grooves 13, and the connecting polarities of the two first connecting grooves 16 are opposite.

Specifically, T type spout 14 has all been seted up to the top and the bottom of connecting storehouse 5, and the inside sliding connection of T type spout 14 has T type slider 6, and T type slider 6 has two, and two T type sliders 6 keep away from the one end of T type spout 14 and stretch into connecting storehouse 5 and fixedly connected with backup pad 18, the middle part of two backup pads 18 respectively with the outer wall fixed connection of first connecting plate 7 and second connecting plate 11.

Specifically, the equal fixedly connected with optical fiber transmission line 22 in both sides around the inside of first connecting plate 7 and second connecting plate 11, the both ends of first connecting plate 7 and second connecting plate 11 are corresponding with two first spread grooves 16 and second spread groove 13 respectively, connecting hole 17 has all been seted up to the one end that first connecting plate 7 and second connecting plate 11 are close to third connecting plate 30, the other end of first connecting plate 7 and second connecting plate 11 stretches into two second spread grooves 13 respectively and rather than sliding connection.

Specifically, one end of the optical fiber transmission line 22 extends into the connection hole 17 and is fixedly connected with the inner wall thereof, the other end of the optical fiber transmission line 22 extends into the second connection groove 13 and is fixedly connected with the connection sliding block 21, and the connection sliding block 21 is slidably connected with the second connection groove 13.

Specifically, the equal fixedly connected with rack 9 in the middle part of the top of first connecting plate 7 and the bottom of second connecting plate 11, the inside of connecting storehouse 5 is equipped with pivot 20, the outer wall middle part fixedly connected with gear 8 of pivot 20, the top and the bottom of gear 8 distribute with two rack 9 meshes and be connected, the both ends of pivot 20 all with the inner wall rotation of being connected storehouse 5 be connected with bearing 23, protection casing 1 and fixedly connected with hand wheel 19 are stretched out to the one end of pivot 20.

In this embodiment, through setting up first connecting plate 7, gear 8, rack 9, second connecting plate 11, connecting device 12, first connecting groove 16 and optical fiber transmission line 22, rotate hand wheel 19, hand wheel 19 drives gear 8 through pivot 20 and rotates, gear 8 is connected through the meshing with rack 9 and is driven second connecting plate 11 and first connecting plate 7 relative motion, make first connecting plate 7 be connected with third connecting plate 30, second connecting plate 11 and third connecting plate 30 disconnection, thereby make the connection polarity of device change fast, be favorable to changing the transmission of optic fibre and put the direction, the practicality and the application range of device have been improved.

Example 3

Referring to fig. 3 and 4, the present embodiment is optimized based on the

embodiment

1 or 2, specifically, a switch 24 is disposed on one side of an outer wall of the protection housing 1, a slot 25 is disposed in a middle portion of a top end of the connector plug 10, a clamping plate 28 is slidably connected to a top of the slot 25, a fixing block 29 is fixedly connected to a middle portion of a top end of the clamping plate 28, and a top of the fixing block 29 extends out of the slot 25.

Specifically, the middle of the bottom end of the clamping groove 25 is fixedly connected with an electromagnet 27, the electromagnet 27 is electrically connected with the switch 24, the bottom of the clamping groove 25 is fixedly connected with a spring 26, and the top of the spring 26 is fixedly connected with the bottom of the clamping plate 28.

In this embodiment, by setting the switch 24, the slot 25, the spring 26, the electromagnet 27, the clamping plate 28 and the fixing block 29, the connection stability of the connector can be improved, the stability of the optical fiber transmission of the connector is ensured, and the improvement of the transmission effect of the connector is facilitated.

In summary, the following steps: the utility model discloses, make the connection polarity of device can change fast to can be fine fix well and protect the optical cable, make the connector whole small, easy operation, the maintenance cost is low, can prevent simultaneously that external dust, water etc. from entering into inside the connector, improved the practicality and the application range of the life of device and device.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims

1. An MPO connector with changeable polarity, comprising a protective housing (1), characterized in that: the cable protection device is characterized in that an optical cable bending-prevention glan head (2) is fixedly connected to the middle of one side of the outer wall of the protection shell (1), one end of the optical cable bending-prevention glan head (2) extends into the protection shell (1) and is fixedly connected with an optical fiber connecting plug (3), a connector plug (10) is fixedly connected to the middle of the other side of the outer wall of the protection shell (1), a connecting bin (5) is arranged inside the protection shell (1), a first connecting plate (7) and a second connecting plate (11) are arranged inside the connecting bin (5), a third connecting plate (30) is fixedly connected to one side of the inside of the connecting bin (5), a first connecting groove (16) is formed in one side of the outer wall of the third connecting plate (30), a connecting block (15) is fixedly connected to the middle of one side of the inner wall of the first connecting groove (16), and a connecting wire (4) is fixedly connected between the connecting block, the connector plug (10) is fixedly connected with a connecting device (12) in the inner part, and one end of the connecting device (12) extends into the connecting bin (5) and is provided with a second connecting groove (13).

2. The MPO connector of claim 1, wherein: first spread groove (16) and second spread groove (13) all have two, two first spread groove (16) and second spread groove (13) symmetric distribution respectively are in outer wall one side top and bottom of third connecting plate (30) and connecting device (12), two first spread groove (16) distribute and two second spread groove (13) are corresponding, the connection polarity of two first spread groove (16) is opposite.

3. The MPO connector of claim 1, wherein: t type spout (14) have all been seted up to the top and the bottom of connecting storehouse (5), the inside sliding connection of T type spout (14) has T type slider (6), T type slider (6) have two, two the one end that T type spout (14) were kept away from in T type slider (6) stretches into and connects storehouse (5) and fixedly connected with backup pad (18), the middle part of two backup pads (18) respectively with the outer wall fixed connection of first connecting plate (7) and second connecting plate (11).

4. The MPO connector of claim 1, wherein: equal fixedly connected with optical fiber transmission line (22) in both sides around the inside of first connecting plate (7) and second connecting plate (11), the both ends of first connecting plate (7) and second connecting plate (11) are corresponding with two first spread groove (16) and second spread groove (13) respectively, connecting hole (17) have all been seted up to the one end that first connecting plate (7) and second connecting plate (11) are close to third connecting plate (30), the other end of first connecting plate (7) and second connecting plate (11) stretches into two second spread grooves (13) respectively and rather than sliding connection.

5. The MPO connector of claim 4, wherein: the one end of optical fiber transmission line (22) stretches into connecting hole (17) and rather than inner wall fixed connection, the other end of optical fiber transmission line (22) stretches into second spread groove (13) and fixedly connected with link block (21), link block (21) and second spread groove (13) sliding connection.

6. The MPO connector of claim 1, wherein: the utility model discloses a protection casing, including first connecting plate (7), the top middle part of first connecting plate (7) and the equal fixedly connected with rack (9) in bottom middle part of second connecting plate (11), the inside of connecting storehouse (5) is equipped with pivot (20), the outer wall middle part fixedly connected with gear (8) of pivot (20), the top and the bottom distribution of gear (8) are connected with two rack (9) meshing, the both ends of pivot (20) all rotate with the inner wall of being connected storehouse (5) and are connected with bearing (23), the one end of pivot (20) is stretched out protection casing (1) and fixedly connected with hand wheel (19).

7. The MPO connector of claim 1, wherein: the connector plug is characterized in that a switch (24) is arranged on one side of the outer wall of the protection shell (1), a clamping groove (25) is formed in the middle of the top end of the connector plug (10), a clamping plate (28) is slidably connected to the top of the clamping groove (25), a fixing block (29) is fixedly connected to the middle of the top end of the clamping plate (28), and the clamping groove (25) extends out of the top of the fixing block (29).

8. The MPO connector of claim 7, wherein: the bottom end middle part fixedly connected with electro-magnet (27) of draw-in groove (25), electro-magnet (27) are connected with switch (24) electricity, the bottom fixedly connected with spring (26) of draw-in groove (25), the top of spring (26) and the bottom fixed connection of cardboard (28).