CN220855276U

CN220855276U - SFP optical module unlocking structure

Info

Publication number: CN220855276U
Application number: CN202322762858.9U
Authority: CN
Inventors: 邢大伟; 潘无双; 胡康
Original assignee: Trade Union Special Cable Changzhou Co ltd
Current assignee: Trade Union Special Cable Changzhou Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-04-26
Anticipated expiration: 2033-10-13

Abstract

The utility model relates to an SFP optical module unlocking structure which comprises a locking assembly and an unlocking assembly, wherein the locking assembly comprises a spring plate and a clamping block, the spring plate is arranged on a shell, a mounting opening for mounting the spring plate is formed in the top surface of the shell, one end of the spring plate is connected with the bottom wall of the mounting opening, the other end of the spring plate is provided with a pressing part, the pressing part is kept in tight contact with a base through elasticity of the spring plate, the clamping block is arranged on the top surface of the base, a clamping groove for clamping the clamping block is formed in the spring plate, and the clamping groove is positioned on one side, close to the bottom wall of the mounting opening, of the pressing part and is close to the pressing part; the unlocking component comprises an unlocking plate, the unlocking plate is arranged on the top surface of the base in a sliding mode, one end of the unlocking plate, close to the clamping block, is connected with wedge blocks, the wedge blocks are located on two sides of the clamping block, the wedge blocks can slide to be abutted with the pressing parts, and the wedge blocks can jack up the elastic pieces upwards to the clamping blocks through the thickness of the wedge blocks after being abutted with the pressing parts of the elastic pieces. The utility model has the advantages of simple unlocking structure and simple and convenient unlocking operation.

Description

SFP optical module unlocking structure

Technical Field

The utility model relates to the field of SFP optical modules, in particular to an SFP optical module unlocking structure.

Background

The SFP optical module is a core device of the optical fiber access network, can be connected or disconnected with equipment under the condition of not cutting off a power supply, and can upgrade and expand the system without closing the network by network management personnel, so that the on-line user is not influenced.

The SFP optical module has hot plug performance, and network management personnel can carry out overall planning on the transceiving cost, the link distance and all network topological structures according to the network upgrading requirement without carrying out all replacement on a system board. In order to better play the role of the hot plug performance of the optical module, the unlocking structure of the SFP optical module needs to be continuously improved and optimized.

The SFP optical module comprises a shell and a base, wherein the base is in sliding connection with the shell, locking and unlocking are realized between the base and the shell through an unlocking structure, the base and the shell are relatively fixed and cannot be separated after locking, and the base and the shell can be separated after unlocking.

The utility model patent with the bulletin number of CN202003063U discloses a novel SFP/SFP+ optical module unlocking device, which comprises a base, a lifting block, a horizontal sliding block, a fixed block, a first spring, a second spring, a pull ring, a screw and a sheet metal part, wherein the base comprises a vertical groove, a horizontal chute, a fixture block bulge and a cylindrical hole-shaped spring groove; the sheet metal part is protruded and clamped on the base through the clamping block; the lifting block is inserted into the vertical groove and is matched with a spring plate lock hole on the metal shielding cage to realize locking; the horizontal sliding block is arranged in the horizontal sliding groove, pushes the lifting block to exit the spring plate lock hole under the cooperation of the pull ring so as to realize unlocking, and is provided with a first limiting surface and a mounting cylinder; the fixed block is used for limiting the horizontal sliding block to only slide in the horizontal sliding groove, and is provided with an arc surface and a second limiting surface at two sides and is matched with the base to form round holes of two clamping and rotating pull rings; the pull ring card is arranged between the fixed block and the base and keeps contact with the horizontal sliding block. When the lifting ring is unlocked, the lifting block is pushed to move forwards by rotating the lifting ring, the acting force of the first spring and the second spring is overcome, the lifting block is pushed to withdraw from the lock hole of the elastic sheet to complete unlocking, and then the lifting block descends and the horizontal sliding block slides backwards to realize resetting of the lifting ring in the process of restoring the first spring and the second spring to be long.

With respect to the above-mentioned related art, the inventors consider that the unlocking device has a large number of parts, so that the mold manufacturing cost and the cost of these parts are large, and the unlocking action is complex, so that the unlocking device is to be improved.

Disclosure of utility model

In order to solve the technical problems, the application provides an SFP optical module unlocking structure.

The SFP optical module unlocking structure provided by the application adopts the following technical scheme:

The utility model provides an SFP optical module unblock structure, includes locking subassembly and unblock subassembly, locking subassembly includes shell fragment and fixture block, the shell fragment sets up on the casing, set up the erection port that supplies the shell fragment to install on the top surface of casing, the fixed connection of the diapire of one end and erection port of shell fragment, the other end of shell fragment is provided with the clamp part, the elasticity that compresses tightly the part through the shell fragment keeps with the base tightly, the fixture block sets up on the top surface of base, set up the draw-in groove that supplies the fixture block to establish on the shell fragment, the draw-in groove is located the clamp part and is close to the setting of clamp part in one side that the clamp part is close to the erection port diapire, when casing and base locking, the fixture block card is located in the draw-in groove of shell fragment;

The unlocking assembly comprises an unlocking plate, the unlocking plate is arranged on the top surface of the base in a sliding mode, one end, close to the clamping block, of the unlocking plate is connected with a wedge block, the wedge block is located on two sides of the clamping block and can slide to be abutted to the pressing part, and after the wedge block is abutted to the pressing part of the elastic piece, the elastic piece is jacked up to the clamping block through the thickness of the wedge block to be separated from the clamping groove;

The unlocking plate is provided with a reset spring, and the reset spring applies acting force for enabling the unlocking plate to move towards the direction away from the clamping block to the unlocking plate.

Optionally, one side of the elastic sheet pressing part far away from the bottom wall of the mounting port is bent towards a direction far away from the base.

Optionally, the fixture block is triangle-shaped, draw-in groove and the shape looks adaptation of fixture block, one of them angle of fixture block is the apex angle, the limit corresponding with the apex angle on the fixture block is the base, the apex angle is just towards the diapire of installing port, the top surface of fixture block is by apex angle to the direction slope setting of the direction orientation of keeping away from the base surface of base, the highest point of fixture block base is higher than the highest point of the corresponding limit of draw-in groove, the apex angle and the base of fixture block are the arc setting.

Optionally, the top surface of wedge is by being close to the fixture block to keep away from the direction slope setting of the direction orientation of keeping away from the base surface of fixture block, the highest point of unblock board top surface highly accords with the highest point of fixture block top surface.

Optionally, be provided with the limiting plate on the top surface of base, the fixture block passes through limiting plate and base fixed connection, the width of fixture block is unanimous with the width of limiting plate, offer the gliding first spout of confession unblock board on the top surface of base, offer the gliding second spout of confession wedge on the inner wall of first spout, the second spout is located the both sides of limiting plate.

Optionally, offer the reset groove that supplies reset spring to install on the bottom surface of unlocking piece, be connected with the fixing base on the base, the fixing base slides in the reset groove, the holding tank that supplies reset spring to hold is offered to the one end that the fixture block was kept away from to the fixing base, the one end that the fixture block was kept away from to the reset groove is provided with the location arch, reset spring's one end and holding tank's interior bottom wall butt, reset spring's the other pot head is located on the location arch and with reset groove's inner wall butt.

Optionally, fixed mounting has the drive block on the top surface of unlocking plate, be connected with the apron through the bolt on the base, offer the spacing groove that supplies the drive block gliding on the apron.

Optionally, the middle part of drive piece length direction is protruding upwards, the one end that the drive piece kept away from the fixture block is provided with the friction strip.

In summary, the present application includes at least one of the following beneficial technical effects:

1. When needing locking casing and base, insert the base in locating the casing, make the fixture block card locate the draw-in groove of shell fragment, when needing the unblock, the orientation is close to the direction of fixture block and is pushed away the unlocking plate through the driving piece, make the wedge with the tight clamping part butt of shell fragment and upwards jack-up the shell fragment through self thickness, until the fixture block can break away from the draw-in groove, realize the unblock promptly, loosen the driving piece after taking down the casing, the unlocking plate can be under reset spring's effect automatic re-setting, above-mentioned operation is quick convenient, and simple structure has practiced thrift the mould expense and the cost of relevant part.

2. The top surface of the clamping block is obliquely arranged from the top angle to the bottom edge towards the direction away from the surface of the base, and the top angle of the clamping block is in arc-shaped arrangement, so that the clamping block is conveniently clamped into the clamping groove from the top angle to the bottom edge in the locking process; the highest point of the bottom edge of the clamping block is higher than the highest point of the corresponding edge of the clamping groove, so that the clamping block is difficult to separate from the clamping groove of the elastic sheet under the action of no external force after being clamped into the clamping groove; the bottom edge of the clamping block is arc-shaped, so that the clamping block is convenient to separate from the clamping groove in the unlocking process.

3. The unlocking plate is provided with the driving block, so that workers can conveniently contact the unlocking plate, limiting guide is provided for the movement of the unlocking plate by the aid of the first sliding groove and the second sliding groove, and stability and reliability of movement of the unlocking plate are improved by the aid of limiting guide provided for the movement of the driving block by the aid of the limiting groove.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an SFP optical module unlocking structure in an embodiment of the present application.

Fig. 2 is a schematic diagram of an exploded structure for showing an unlocking structure in an embodiment of the present application.

Fig. 3 is a schematic diagram of an exploded structure for showing a fixing base according to an embodiment of the present application.

Fig. 4 is a schematic structural view for showing the unlocking plate in the embodiment of the present application.

Reference numerals illustrate: 1. SFP optical module body; 11. a housing; 111. a mounting port; 12. a base; 121. an unlocking part; 13. a cover plate; 2. a locking assembly; 21. a spring plate; 211. a pressing part; 212. a clamping groove; 22. a clamping block; 221. a top angle; 222. a bottom edge; 3. unlocking the assembly; 31. unlocking plate; 311. a reset groove; 312. positioning the bulge; 32. wedge blocks; 33. a return spring; 4. a fixing seat; 41. a receiving groove; 5. a limiting plate; 51. a first chute; 52. a second chute; 6. a driving block; 61. a friction bar; 7. and a limit groove.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses an SFP optical module unlocking structure.

Referring to fig. 1-4, the SFP optical module unlocking structure is applied to an SFP optical module body 1, the SFP optical module body 1 comprises a spliced shell 11 and a base 12, an unlocking part 121 is arranged on the base 12, the unlocking part 121 is located outside the shell 11, the SFP optical module unlocking structure comprises a locking component 2 and an unlocking component 3, the locking component 2 is arranged at a position, close to the unlocking part 121, on the shell 11, and the unlocking component 3 is arranged at the unlocking part 121 of the base 12.

The locking assembly 2 comprises a spring piece 21 and a clamping block 22, the spring piece 21 is arranged on the shell 11, a mounting opening 111 for mounting the spring piece 21 is formed in the top surface of the shell 11, one end of the spring piece 21 is fixedly connected with the bottom wall of the mounting opening 111, a pressing part 211 is arranged at the other end of the spring piece 21, and the pressing part 211 is kept against the base 12 through elasticity of the spring piece 21. The side of the pressing portion 211 of the elastic piece 21 away from the bottom wall of the mounting opening 111 is curved in an arc shape toward a direction away from the base 12. The clamping block 22 is arranged on the top surface of the base 12, the elastic sheet 21 is provided with a clamping groove 212 for clamping the clamping block 22, the clamping groove 212 is positioned on one side of the pressing part 211 close to the bottom wall of the mounting opening 111, and the clamping groove 212 is arranged close to the pressing part 211, and when the shell 11 and the base 12 are locked, the clamping block 22 is clamped in the clamping groove 212 of the elastic sheet 21.

The unlocking component 3 comprises an unlocking plate 31, the unlocking plate 31 is arranged on the top surface of the base 12 in a sliding mode, a wedge block 32 is integrally formed at one end, close to the clamping block 22, of the unlocking plate 31, the wedge block 32 is located on two sides of the clamping block 22, the wedge block 32 can slide to be abutted with the pressing part 211, and after the wedge block 32 is abutted with the pressing part 211 of the elastic piece 21, the elastic piece 21 is jacked up to the clamping block 22 through the thickness of the wedge block 32, so that the clamping groove 212 can be separated.

The unlocking plate 31 is provided with a return spring 33, and the return spring 33 applies a force to the unlocking plate 31 to move the unlocking plate 31 in a direction away from the latch block 22. A reset groove 311 for installing the reset spring 33 is formed in the bottom surface of the unlocking block, a fixed seat 4 is fixedly connected to the top surface of the base 12, and the fixed seat 4 slides in the reset groove 311. The holding groove 41 that supplies reset spring 33 tip to hold is offered to the one end that fixing base 4 kept away from fixture block 22, and the one end that reset groove 311 kept away from fixture block 22 is provided with location arch 312, and the one end of reset spring 33 and the interior bottom wall butt of holding groove 41, the other end cover of reset spring 33 is located on location arch 312 and is kept away from the inner wall butt of fixture block 22 one end with reset groove 311.

During unlocking, the unlocking plate 31 moves towards the direction close to the clamping block 22 against the acting force of the reset spring 33, after the clamping block 22 is separated from the clamping groove 212, the unlocking plate 31 is loosened, the unlocking plate 31 can move to the original position under the action of the reset spring 33, at the moment, the fixing seat 4 slides in the reset groove 311, and when the fixing seat 4 slides to be abutted with the inner wall of the end, close to the clamping block 22, of the reset groove 311, the unlocking plate 31 is reset to the position, so that the fixing seat 4 simultaneously plays a role in positioning the resetting of the unlocking plate 31.

The clamping block 22 is triangular, the clamping groove 212 is matched with the shape of the clamping block 22, one corner of the clamping block 22 is a top corner 221, the side of the clamping block 22 corresponding to the top corner 221 is a bottom side 222, and the top corner 221 faces the bottom wall of the mounting opening 111. The top surface of the clamping block 22 is obliquely arranged from the top angle 221 to the bottom edge 222 towards the direction far away from the surface of the base 12, and the top angle 221 of the clamping block 22 is in an arc shape, so that the clamping block 22 is clamped into the clamping groove 212 from the top angle 221 to the bottom edge 222 in the locking process. The highest point of the bottom edge 222 of the clamping block 22 is higher than the highest point of the corresponding edge of the clamping groove 212, so that the clamping block 22 is difficult to separate from the clamping groove 212 of the elastic sheet 21 under the action of no external force after being clamped into the clamping groove 212. The top of the bottom edge 222 of the locking block 22 is also provided with an arc shape, so that the locking block 22 is convenient to separate from the locking groove 212 in the unlocking process.

The top surface of the wedge block 32 is obliquely arranged from the direction close to the clamping block 22 to the direction far away from the clamping block 22 towards the direction far away from the surface of the base 12, so that the wedge block 32 is convenient to contact with the pressing part 211 of the elastic sheet 21 in the unlocking process, and the elastic sheet 21 can be jacked up through the thickness of the wedge block 32 in the sliding process. The highest point of the top surface of the unlocking plate 31 is identical to the highest point of the top surface of the clamping block 22 in height, so that the clamping block 22 can be separated from the clamping groove 212 when the wedge block 32 moves towards the clamping block 22 until the top surface of the unlocking plate 31 contacts the bottom surface of the elastic piece 21.

Be provided with limiting plate 5 on the top surface of base 12, fixture block 22 passes through limiting plate 5 and base 12 fixed connection, the bottom surface of fixture block 22 and the top surface fixed connection of limiting plate 5, the bottom surface of limiting plate 5 and the top surface fixed connection of base 12, the width of fixture block 22 is consistent with the width of limiting plate 5, offer on the top surface of base 12 and supply the gliding first spout 51 of unblock board 31, offer on the inner wall that first spout 51 is close to fixture block one side and supply wedge 32 gliding second spout 52, second spout 52 is located the both sides of limiting plate 5. The provision of the first and second slide grooves 51, 52 provides a limit guide for the movement of the unlocking plate 31.

The driving block 6 is fixedly installed on the top surface of the unlocking plate 31, the unlocking part 121 of the base 12 is connected with the cover plate 13 through bolts, the cover plate 13 is provided with the limiting groove 7 for the driving block 6 to slide, and the limiting groove 7 provides limiting guide for the movement of the driving block 6, so that the stability and reliability of the movement of the unlocking plate 31 are improved. The middle part of the length direction of the driving block 6 is upwards protruded, so that the force application of the staff is facilitated. The one end that the drive piece 6 kept away from fixture block 22 is provided with many friction bars 61, and many friction bars 61 set up three along the length direction of drive piece 6, and the reliability that the staff touched drive piece 6 has been improved in the setting of friction bars 61, has improved the skid resistance of drive piece 6.

The implementation principle of the SFP optical module unlocking structure in the embodiment of the application is as follows:

When the shell 11 and the base 12 need to be locked, the base 12 is inserted into the shell 11, the clamping block 22 is clamped in the clamping groove 212 of the elastic piece 21, when unlocking is needed, the unlocking plate 31 is pushed by the driving block 6 towards the direction close to the clamping block 22, the wedge block 32 is abutted with the pressing part 211 of the elastic piece 21 and jacks up the elastic piece 21 upwards through the thickness of the wedge block 32 until the clamping block 22 can be separated from the clamping groove 212, namely unlocking is realized, the driving block 6 is released after the shell 11 is taken down, and the unlocking plate 31 can be automatically reset under the action of the reset spring 33.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. SFP optical module unblock structure, its characterized in that: including locking subassembly (2) and unblock subassembly (3), locking subassembly (2) include shell fragment (21) and fixture block (22), shell fragment (21) set up on casing (11), set up on the top surface of casing (11) and supply mounting hole (111) of shell fragment (21) installation, the fixed connection of the diapire of one end and mounting hole (111) of shell fragment (21), the other end of shell fragment (21) is provided with clamp part (211), clamp part (211) are held with base (12) through the elasticity of shell fragment (21) and are supported tightly, fixture block (22) set up on the top surface of base (12), set up draw-in groove (212) that supply fixture block (22) to block on shell fragment (21), draw-in groove (212) are located one side that clamp part (211) is close to the diapire of mounting hole (111) and draw-in groove (212) are close to clamp part (211) setting, when casing (11) and base (12) are locked, fixture block (22) card is located in draw-in groove (212) of shell fragment (21).

The unlocking assembly (3) comprises an unlocking plate (31), the unlocking plate (31) is arranged on the top surface of the base (12) in a sliding mode, one end, close to the clamping block (22), of the unlocking plate (31) is connected with a wedge block (32), the wedge block (32) is located on two sides of the clamping block (22), the wedge block (32) can slide to be abutted to the pressing part (211), and the wedge block (32) can jack up the elastic piece (21) upwards through the thickness of the wedge block (32) to the clamping block (22) after being abutted to the pressing part (211) of the elastic piece (21) so that the clamping block (22) can be separated from the clamping groove (212);

The unlocking plate (31) is provided with a return spring (33), and the return spring (33) applies a force to the unlocking plate (31) to enable the unlocking plate (31) to move in a direction away from the clamping block (22).

2. The SFP optical module unlocking structure of claim 1, wherein: the side of the pressing part (211) of the elastic sheet (21) far away from the bottom wall of the mounting opening (111) is bent towards the direction far away from the base (12).

3. The SFP optical module unlocking structure of claim 1, wherein: the fixture block (22) is triangle-shaped, draw-in groove (212) and the shape looks adaptation of fixture block (22), one of them angle of fixture block (22) is apex angle (221), the limit corresponding with apex angle (221) on fixture block (22) is base (222), apex angle (221) are just facing the diapire of installing port (111), the top surface of fixture block (22) is by apex angle (221) to the direction slope setting of direction orientation of keeping away from base (12) surface of base (222), the highest point of fixture block (22) base (222) is higher than the highest point of the corresponding limit of draw-in groove (212), apex angle (221) and base (222) of fixture block (22) are the arc setting.

4. The SFP optical module unlocking structure of claim 1, wherein: the top surface of wedge (32) is from being close to fixture block (22) to the direction orientation that keeps away from fixture block (22) is kept away from the direction slope setting of base (12) surface, the highest point of unlocking plate (31) top surface highly accords with the highest point of fixture block (22) top surface.

5. The SFP optical module unlocking structure of claim 1, wherein: be provided with limiting plate (5) on the top surface of base (12), fixture block (22) are through limiting plate (5) and base (12) fixed connection, the width of fixture block (22) is unanimous with the width of limiting plate (5), offer on the top surface of base (12) and supply first spout (51) of unblock board (31) gliding, offer on the inner wall of first spout (51) and supply wedge (32) gliding second spout (52), second spout (52) are located the both sides of limiting plate (5).

6. The SFP optical module unlocking structure of claim 1, wherein: the unlocking plate (31) is characterized in that a reset groove (311) for installing a reset spring (33) is formed in the bottom surface of the unlocking plate (31), a fixing seat (4) is connected to the base (12), the fixing seat (4) slides in the reset groove (311), a containing groove (41) for containing the reset spring (33) is formed in one end, far away from a clamping block (22), of the fixing seat (4), a positioning protrusion (312) is arranged at one end, far away from the clamping block (22), of the reset groove (311), one end of the reset spring (33) is abutted against the inner bottom wall of the containing groove (41), and the other end of the reset spring (33) is sleeved on the positioning protrusion (312) and abutted against the inner wall of the reset groove (311).

7. The SFP optical module unlocking structure of claim 1, wherein: the unlocking plate is characterized in that a driving block (6) is fixedly installed on the top surface of the unlocking plate, a cover plate (13) is connected to the base (12) through bolts, and a limiting groove (7) for the driving block (6) to slide is formed in the cover plate (13).

8. The SFP optical module unlocking structure of claim 7, wherein: the middle part of the length direction of the driving block (6) is upwards protruded, and one end, far away from the clamping block (22), of the driving block (6) is provided with a friction strip (61).