CN113534364A - QSFP28 module vertical pulling type unlocking structure - Google Patents
QSFP28 module vertical pulling type unlocking structure Download PDFInfo
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- CN113534364A CN113534364A CN202110742743.6A CN202110742743A CN113534364A CN 113534364 A CN113534364 A CN 113534364A CN 202110742743 A CN202110742743 A CN 202110742743A CN 113534364 A CN113534364 A CN 113534364A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/426—Details of housings mounting, engaging or coupling of the package to a board, a frame or a panel
- G02B6/4261—Packages with mounting structures to be pluggable or detachable, e.g. having latches or rails
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Abstract
The invention relates to a straight pull type unlocking structure of a QSFP28 module, which comprises a base, a pull ring assembly and a spring, wherein a spring accommodating groove is formed in the base, a spring pressing sheet is arranged on the pull ring assembly, the spring is arranged in the spring accommodating groove along the plugging direction of the QSFP28 module, and two ends of the spring are respectively abutted against the base and the spring pressing sheet; an unlocking arm is arranged at the end part of the pull ring assembly, a guide groove matched with the unlocking arm is arranged on the base, and the unlocking arm is in sliding fit with the guide groove; one end of the unlocking arm is provided with a limiting column, an installation guide groove and a sliding guide groove are arranged in the guide groove, the end parts of the installation guide groove and the sliding guide groove are communicated with each other, and the limiting column is in sliding fit with the installation guide groove and the sliding guide groove. The invention solves the problem that in the straight pull type QSFP28 module unlocking structure, after a pull ring and a spring are installed on a pipe shell, the pull ring is easy to separate.
Description
Technical Field
The invention relates to the technical field of optical communication, in particular to an unlocking structure of an optical transceiver module, and particularly relates to a straight-pull unlocking structure of a QSFP28 module.
Background
The QSFP28 optical module belongs to a 100G optical module which is mainstream on the market at present. The QSFP28 optical module provides four channels of different signals, and the transmission rate is improved from 25Gbps to 40 Gbps. QSFP28 optical modules are smaller in size than other 100G modules and are therefore receiving increasing attention.
At present, QSFP28 modules in the industry mostly adopt a straight-pull unlocking mode, namely optical connectors are not pulled out, optical modules are directly pulled out, and meanwhile, unlocking mechanisms of the optical modules automatically reset. This repositioning typically requires a resilient element to achieve. The elastic elements are generally arranged on both sides or above and below the module. At present, when an elastic element (generally a spring) is arranged above or below the module base, after the pull ring and the spring are installed, due to the elastic force of the spring or the gravity action of the pull ring, the unlocking sheet is easy to separate from the module base after being installed, the pull ring and the spring need to be installed again, so that the installation is inconvenient, the installation process is complex, and the cost is high.
Disclosure of Invention
The invention provides a straight pull type unlocking structure of a QSFP28 module aiming at the technical problems in the prior art, and solves the problem that a pull ring is easy to separate after the pull ring and a spring are installed on a tube shell in the straight pull type QSFP28 module unlocking structure.
The technical scheme for solving the technical problems is as follows:
a QSFP28 module straight-pull type unlocking structure comprises a base, a pull ring assembly and a spring, wherein a spring accommodating groove is formed in the base, a spring pressing piece and a spring mounting hole are formed in the pull ring assembly, the spring is arranged in the spring accommodating groove along the plugging direction of a QSFP28 module, and two ends of the spring are respectively abutted against the base and the spring pressing piece; an unlocking arm is arranged at the end part of the pull ring assembly, a guide groove matched with the unlocking arm is arranged on the base, and the unlocking arm is in sliding fit with the guide groove; one end of the unlocking arm is provided with a limiting column, an installation guide groove and a sliding guide groove are arranged in the guide groove, the end parts of the installation guide groove and the sliding guide groove are communicated with each other, and the limiting column is in sliding fit with the installation guide groove and the sliding guide groove.
Preferably, the unlocking arm has a curved radian, the other end of the unlocking arm is provided with an unlocking plate, a first unlocking plate stop surface matched with the unlocking plate is arranged in the guide groove, and the end surface of the unlocking plate is abutted to the first unlocking plate stop surface.
Preferably, the unlocking arm is bent into an S shape or an L shape, and when an axial pulling force is applied thereto, the limiting column of the unlocking arm slides along the sliding guide groove.
Preferably, the connecting point of the unlocking arm and the unlocking sheet is recessed towards the side wall of the base, so that the unlocking sheet forms a slope.
Preferably, the base is a rectangular cavity with an open side, the base is further provided with an upper cover, the upper cover covers the open side of the base and is detachably connected with the base, the guide groove is arranged in parallel with the upper cover, and the guide groove and the installation guide groove are both open towards the upper cover; and a second unlocking sheet stop surface is arranged on the upper cover and is abutted against the unlocking sheet.
Preferably, the installation guide groove and the sliding guide groove are perpendicular to each other, the edge of the upper cover closes the opening end of the installation guide groove, and the sliding guide groove and the guide groove are arranged in the same direction.
Preferably, the spring accommodating groove and the spring are arranged along the inserting direction of the QSFP28 module, and the spring pressing piece extends into the spring accommodating groove and is abutted against one end, close to the unlocking piece, of the spring.
Preferably, the spring mounting hole is disposed adjacent to the spring pressing plate, and the spring mounting hole penetrates through the pull ring assembly and is aligned with the spring receiving groove.
Preferably, a pull ring handle is arranged at one end, away from the unlocking arm, of the pull ring assembly, and an anti-skidding structure is arranged on the pull ring handle.
Preferably, the pull ring assembly is provided with a pair of symmetrically arranged unlocking arms, and the pair of unlocking arms are respectively arranged on two sides of the base.
The invention has the beneficial effects that: the invention mainly solves the problem that when a spring is arranged above or below the straight pull type QSFP28 module unlocking structure, the pull ring is easy to separate after the pull ring and the spring are arranged on a pipe shell. Through set up spacing post on the pull ring, the installation guide way and the slip guide way that are used for spacingly that set up on the cooperation tube make pull ring subassembly and base become a zonulae occludens's sub-assembly body, can not lead to the pull ring to deviate from the base because of the elasticity of spring or the gravity of pull ring, simplify module installation step greatly, reduce module production assembly cost.
Drawings
FIG. 1 is an exploded view of a QSFP28 module straight pull unlocking structure of the invention;
FIG. 2 is a perspective view of a straight pull type unlocking structure of a QSFP28 module according to the invention;
FIG. 3 is a schematic structural diagram of a QSFP28 module chassis of the present invention;
FIG. 4 is a schematic structural view of a QSFP28 module tab assembly of the present invention;
FIGS. 5a and 5b are schematic illustrations of the QSFP28 module tab assembly alignment base mount guide slots of the present invention (two release arms in different orientations);
FIG. 6 is a schematic view of the construction of the QSFP28 module tab assembly of the present invention mounted to a base;
FIG. 7 is a schematic illustration of the QSFP28 module tab assembly of the present invention mounted to a base for sliding movement to the right;
FIG. 8 is a schematic diagram of the installation of a QSFP28 module tab assembly of the present invention to a base mount spring;
FIG. 9 is a schematic structural view of a QSFP28 module base sub-assembly of the present invention;
FIG. 10 is a schematic structural view of a QSFP28 module top cover of the present invention;
FIGS. 11a and 11b are enlarged partial views of the configuration of the QSFP28 module of the invention locked in a cage (two unlocking arms in different orientations);
FIG. 12 is an enlarged partial schematic view of the position of the unlocking arm when the QSFP28 module of the invention is in a locked state;
FIGS. 13a and 13b are enlarged partial views of the structure of the QSFP28 module of the present invention unlocking in a cage (two unlocking arms in different orientations);
fig. 14 is an enlarged partial schematic view of the position of the unlocking arm when the QSFP28 module of the present invention is in the unlocked state.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the base, 101, spring accommodation groove, 102, installation guide way, 103, the slip guide way, 104, the guide slot, 105, first unblock piece backstop face, 106, the screw hole, 2, the pull ring subassembly, 201, spacing post, 202, the spring preforming, 203, the spring mounting hole, 204, the unblock arm, 205, the inclined plane, 206, the unblock piece, 207, the pull ring handle, 2071, spacing boss, 208, anti-skidding structure, 3, the spring, 4, the screw, 5, the upper cover, 501, the mounting hole, 502, the spacing groove, 503, second unblock piece backstop face, 6, the cage, 601, the shell fragment.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Fig. 1 and fig. 2 show an exploded view of the QSFP28 module according to this embodiment and an overall structure of the assembled QSFP28 module. The technical effects to be achieved by the embodiment at least include that when the spring is arranged above or below in the straight pull type unlocking structure of the QSFP28 module, the pull ring assembly 2 and the spring 3 are not easy to fall off after the pull ring assembly 2 and the spring 3 are installed on the pipe shell.
As shown in fig. 1, the QSFP28 module straight-pull unlocking structure provided by this embodiment includes a base 1, a tab assembly 2 and a spring 3, as shown in fig. 3 and 4, the base 1 is provided with a spring receiving slot 101, the tab assembly 2 is provided with a spring pressing plate 202 and a spring mounting hole 203, the spring 3 is disposed in the spring receiving slot 101 along the inserting and pulling direction of the QSFP28 module, and two ends of the spring 3 are abutted to the base 1 and the spring pressing plate 202 respectively; the end part of the pull ring component 2 is provided with an unlocking arm 204; the base 1 is provided with a guide slot 104 adapted to the unlocking arm 204, as shown in fig. 5a and 5b, the installation of the tab assembly 2 and the base 1 is schematically illustrated, and the unlocking arm 204 is slidably engaged with the guide slot 104; as shown in fig. 6 and 7, which are schematic views of the sliding fit of the unlocking arm 204 in the guide groove 104 of the base 1, when the unlocking arm 204 slides to the locking position of the guide groove 104, the end surface of the unlocking arm 204 abuts against the end surface of the guide groove 104 (corresponding to the first unlocking piece stop surface 105 mentioned below); as shown in fig. 9, one end of the unlocking arm 204 is provided with a limiting post 201, the guide groove 104 is provided with an installation guide groove 102 and a sliding guide groove 103, the ends of the installation guide groove 102 and the sliding guide groove 103 are communicated with each other, and the limiting post 201 is in sliding fit in the installation guide groove 102 and the sliding guide groove 103.
In this embodiment, when the unlocking structure is assembled, as shown in fig. 8, the positioning posts 201 of the unlocking arm 204 on the tab assembly 2 are inserted into the mounting guide grooves 102 and slide to the slide guide grooves 103, so that the unlocking arm 204 is mounted on the base 1, the positioning posts 201 of the unlocking arm 204 are pushed to slide in the slide guide grooves 103, and one end of the unlocking arm 204, which is far away from the positioning posts 201, is pushed to the limit position (end) of the guide grooves 104. The spring 3 is placed in the spring housing groove 101 through the spring mounting hole 203 such that both ends of the spring 3 are respectively abutted against the base 1 and the spring pressing piece 202. Due to the elastic force of the spring 3 on the spring pressing piece 202, the locking end of the unlocking arm 204 is held in the end of the guide groove 103 far from the stopper rod 201. Because the limiting column 201 is embedded into the sliding guide groove 103 to slide, the stroke limitation is provided for the unlocking arm 204, and the unlocking arm is prevented from falling off the base 1.
In this embodiment, as shown in the structural schematic diagram of the tab assembly 2 in fig. 4, an unlocking plate 206 is disposed at one end of the unlocking arm 204, which is away from the limiting column 201, as shown in the structural schematic diagram of the base 1 in fig. 3, a first unlocking plate stop surface 105 adapted to the unlocking plate 206 is disposed in the guide groove 104, and after the tab assembly 2 is mounted on the base 1 in place, an end surface of the unlocking plate 206 abuts against the first unlocking plate stop surface 105. The tail end of the unlocking arm 204 is also provided with a limiting boss 208, and the limiting boss 208 protrudes towards the upper cover 5.
In this embodiment, as shown in fig. 4, the connecting point of the unlocking arm 204 and the unlocking piece 206 is recessed toward the side wall of the base 1, so that the unlocking piece 206 forms a slope 205.
In order to increase the firmness of connection between the QSFP28 module and the interface and improve the heat dissipation and EMI performance of the module, a limiting cage 6 is arranged in the external interface, and an elastic sheet 601 facing the side wall of the QSFP28 module is arranged in the limiting cage 6. The connection point of the unlocking arm 204 and the unlocking sheet 206 is a concave structure, and in the process of inserting the QSFP28 module into the jack, as shown in fig. 11a, 11b and 12, the elastic sheet 601 in the limiting cage 6 slides into the concave structure and simultaneously contacts with the first unlocking sheet stop surface 105 on the base 1 and the second unlocking sheet stop surface 502 on the upper cover 5, so as to lock the QSFP28 module.
In this embodiment, the base 1 is a rectangular cavity with an open side, the base 1 is further provided with an upper cover 5, the upper cover 5 covers the open side of the base 1 and is detachably connected with the base 1, the guide groove 104 is arranged parallel to the upper cover 5, and both the guide groove 104 and the installation guide groove 102 are open towards the upper cover 5; as shown in the structural schematic view of the upper cover 5 in fig. 10, a second unlocking sheet stop surface 502 is arranged on the upper cover 5, and the second unlocking sheet stop surface 502 abuts against the unlocking sheet 206; the upper cover 5 is further provided with a limiting groove 503, and the limiting groove 503 is in sliding fit with the limiting boss 208.
Before the upper cover 5 is installed, the unlocking arm 204 and the limiting column 201 thereof are installed in place through the openings of the installation guide groove 102 and the guide groove 104. Then the limit groove 503 of the upper cover 5 is aligned to the limit boss 208, attached to the base 1, and finally locked to the base 1 through the screw 4 to seal the charged component in the rectangular cavity. The shapes of the first unlocking sheet stop surface 105 on the base 1 and the second unlocking sheet stop surface 502 on the upper cover 5 are matched with those of the unlocking sheet 206, and the first unlocking sheet stop surface and the second unlocking sheet stop surface cooperate with each other to provide a limit for the unlocking sheet 206 and prevent the unlocking sheet from falling out of the guide groove 104. The edge of the upper cover 5 blocks the openings of the installation guide groove 102 and the guide groove 104, and meanwhile, the limit groove 503 blocks the limit boss 208, so as to prevent the unlocking arm 204 from falling out of the base 1 and the upper cover 5.
In this embodiment, as shown in fig. 3 and 5a, the installation guide slot 102 and the sliding guide slot 103 are perpendicular to each other, so that the handle assembly 7 can be easily installed on the base 1. When the upper cover 5 is installed, the edge of the upper cover 5 closes the opening end of the installation guide groove 102, and the sliding guide groove 103 is arranged in the same direction as the guide groove 104.
In this embodiment, as shown in fig. 3 and fig. 5b, two spring receiving grooves 101 are formed in the base 1 in parallel, one spring 3 is disposed in each spring receiving groove 101, two spring pressing plates 202 are disposed on the pull ring assembly 2 in parallel, and the two spring pressing plates 202 correspond to the two spring receiving grooves 101 one to one. The spring accommodating groove 101 and the spring 3 are both arranged along the inserting direction of the QSFP28 module, and the spring pressing piece 202 extends into the spring accommodating groove 101 and is abutted against one end, close to the unlocking piece 206, of the spring 3.
The elastic force direction of the spring 3 is consistent with the plugging direction of the QSFP28 module, so that the QSFP module has better buffering and resetting effects. When this QSFP28 module vertical setting, the gravity of pull ring subassembly 2 can be offset as much as possible to spring 3, and two sets of springs 3 are mutually supported with spring preforming 202, are favorable to increasing the reliability that pull ring subassembly 2 is connected on base 1.
In this embodiment, as shown in fig. 5a and 5b, the tab assembly 2 is further provided with a spring mounting hole 203, the spring mounting hole 203 is disposed adjacent to the spring pressing plate 202, and the spring mounting hole 203 penetrates the tab assembly 2 and is aligned with the spring receiving slot 101.
The spring mounting hole 203 is communicated with the spring receiving groove 101, and an operator puts the spring 3 into the spring receiving groove 101 through the spring mounting hole 203, so that one end of the spring 3 abuts against the spring receiving groove 101 and the other end abuts against the spring pressing piece 202, thereby realizing the automatic reset of the pull ring assembly 2.
In this embodiment, as shown in fig. 4, a pull ring handle 207 is disposed at an end of the pull ring assembly 2 away from the unlocking arm 204, and an anti-slip structure 2071 is disposed on the pull ring handle 207.
The pull ring handle 207 is used for an operator to carry out handheld operation on the QSFP28 module, so that the operator can more reliably carry out plugging operation on the QSFP28 module, and the operation is simpler and more convenient. A streamline anti-slip structure 2071 is arranged on the pull ring handle 207 according to human engineering, so that the pull ring component 2 is prevented from accidentally slipping in the process of plugging and unplugging operation.
In this embodiment, as shown in fig. 4 and 5a, the tab assembly 2 is provided with a pair of symmetrically arranged unlocking arms 204, the pair of unlocking arms 204 are respectively arranged at two sides of the base 1, and the base 1 is located between the two unlocking arms 204.
Two unlocking arms 204 are symmetrically arranged on two side faces of the base 1 in pairs, two limiting columns 201 are jointly limiting for the pull ring component 2, and the two limiting columns are matched with each other, so that the connection reliability of the pull ring component 2 during unlocking on the base 1 is improved.
The working principle is as follows:
when the unlocking structure of the present embodiment is assembled, as shown in fig. 5a and 5b, the tab assembly 2 is first placed right above the base 1, the spring pressing piece 202 is aligned with the spring receiving slot 101, the unlocking arm 204 is aligned with the guide slot 104, the position-limiting post 201 is aligned with the opening of the installation guide slot 102, as shown in fig. 6, the position-limiting post 201 is pressed into the opening of the installation guide slot 102, and the unlocking arm 204 slides along the installation guide slot 102 into the sliding guide slot 103; as shown in fig. 7, the unlocking arm 204 is horizontally moved in the guiding groove 104 until the unlocking piece 206 abuts against the first unlocking piece stop surface 105, and the spring pressing piece 202 is inserted into the spring receiving groove 101. As shown in fig. 8, a special tool (such as tweezers) is then used to clamp the spring 3, so that the spring 3 passes through the spring mounting hole 203 and enters the spring receiving groove 101 until the spring 3 is mounted in both spring receiving grooves 101. At this time, one end of the spring 3 abuts against the inner wall of the spring accommodating groove 101, and the other end abuts against the spring pressing piece 202 of the tab assembly 2. The spring 3 is mounted in a compressed state. To this end, the base 1 and the pull ring assembly 2 are assembled, and due to the elastic force of the spring 3, the end surfaces of the unlocking tabs 206 on the two sides of the pull ring assembly 2 are tightly attached to the first unlocking tab stop surfaces 105 on the two sides of the base 1, so as to form an assembly submodule as shown in fig. 9.
The assembly submodule is then fitted with an upper cover 5. As shown in fig. 10, four corners of the upper cover 5 are respectively provided with mounting holes 501, four screw holes 106 are provided in the base 1 corresponding to the mounting holes 501 of the upper cover 5, and screws are screwed into the mounting holes 501 and the screw holes 106 to fixedly connect the upper cover 5 and the base 1. Two side surfaces of the upper cover 5, which are attached to the guide groove 104, are provided with second unlocking sheet stop surfaces 502, and the second unlocking sheet stop surfaces 502 are matched with the first unlocking sheet stop surfaces 105 on the base 1 to jointly position the end surfaces of the two unlocking sheets 206; meanwhile, the edge of the upper cover 5 blocks the installation guide groove 102 and the guide groove 104 on the base 1, so as to prevent the unlocking arm 204 of the pull ring assembly 2 from falling off; in addition, the limiting groove 503 of the upper cover 5 and the limiting boss 208 of the unlocking sheet 204 cooperate with each other to prevent the unlocking sheet 204 of the tab assembly 2 from falling off. And the QSFP28 module straight-pull unlocking structure is assembled. The structure after the installation is shown in the overall structure of fig. 2.
Fig. 11a and 11b show the locking of the module structure in the cage 6, and fig. 12 shows a close-up view of the position of the unlocking arm 204 and unlocking tab 206 when the QSFP28 module is in the locked state. When the QSFP28 module is inserted into the external socket by pushing the pull-ring handle 207, the elastic piece 601 in the limiting cage 6 in the socket slides into the recessed structure between the unlocking piece 206 and the unlocking arm 204 and simultaneously contacts with the first unlocking piece stop surface 105 on the base 1 and the second unlocking piece stop surface 502 on the upper cover 5, so as to lock the QSFP28 module.
Fig. 13a, 13b show the configuration of the module structure for unlocking in the cage 6, and fig. 14 is an enlarged partial view of the position of unlocking arm 204 and unlocking tab 206 when QSFP28 module is in the unlocked state, when unlocking tab 206 and first unlocking tab stop surface 105 or second unlocking tab stop surface 502 have been separated by a distance. When the user pulls the tab handle 207 of the tab assembly 2 for an unlocking operation, the unlocking piece 206 of the tab assembly 2 is separated from the first unlocking piece stop surface 105 and/or the second unlocking piece stop surface 502, as shown in fig. 14. At this time, the elastic sheets 601 at two sides of the cage 6 slide along the inclined plane 205 of the unlocking sheet 206, the elastic sheets 601 at two sides are squeezed by the inclined plane 205 of the unlocking sheet 206 on the pull ring assembly 2 to be opened outwards, the relative distance between the elastic sheets 601 at two sides is increased, when the relative distance between the elastic sheets 601 at two sides is greater than the width of the QSFP28 module, the elastic sheets 601 will be separated from the stop surface of the unlocking sheet 206 of the base 1 and the stop surface of the unlocking sheet 206 of the upper cover 5, the QSFP28 module is unlocked, and the cage 6 can be separated from the cage.
The problem that in straight-pull formula QSFP28 module unlocking structure, behind installation pull ring subassembly 2 and spring 3 on the pipe shell, pull ring subassembly 2 is deviate from easily has mainly been solved to this embodiment. Through set up spacing post 201 on pull ring subassembly 2, the cooperation pipe shell is last to be used for spacing installation guide way 102 and the slip guide way 103 that sets up, makes pull ring subassembly 2 and base 1 become a zonulae occludens's sub-assembly body, can not lead to the pull ring to deviate from base 1 because of the elasticity of spring 3 or the gravity of pull ring, simplifies module installation step greatly, reduces module production assembly cost.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A QSFP28 module straight-pull type unlocking structure comprises a base (1), a pull ring assembly (2) and a spring (3), and is characterized in that the base (1) is provided with a spring accommodating groove (101), the pull ring assembly (2) is provided with a spring pressing sheet (202) and a spring mounting hole (203), the spring (3) is arranged in the spring accommodating groove (101) along the inserting and pulling direction of a QSFP28 module, and two ends of the spring (3) are respectively abutted against the base (1) and the spring pressing sheet (202); an unlocking arm (204) is arranged at the end part of the pull ring component (2), a guide groove (104) matched with the unlocking arm (204) is arranged on the base (1), and the unlocking arm (204) is in sliding fit with the guide groove (104); one end of the unlocking arm (204) is provided with a limiting column (201), an installation guide groove (102) and a sliding guide groove (103) are arranged in the guide groove (104), the end parts of the installation guide groove (102) and the end parts of the sliding guide groove (103) are communicated with each other, and the limiting column (201) is in sliding fit with the installation guide groove (102) and the sliding guide groove (103).
2. The QSFP28 module straight-pull unlocking structure according to claim 1, wherein the unlocking arm (204) has a curved arc, the other end of the unlocking arm (204) is provided with an unlocking piece (206), a first unlocking piece stop surface (105) matched with the unlocking piece (206) is arranged in the guide groove (104), and the end surface of the unlocking piece (206) is abutted against the first unlocking piece stop surface (105).
3. The QSFP28 module straight pull type unlocking structure according to claim 2, wherein the unlocking arm (204) is bent into an S-shape or an L-shape, and when an axial pulling force is applied to the unlocking arm, the limiting column (201) of the unlocking arm (204) slides along the sliding guide slot (103).
4. The QSFP28 module straight pull unlocking structure according to claim 2, wherein the connecting point of the unlocking arm (204) and the unlocking plate (206) is recessed towards the side wall of the base plate (1) to form the inclination (205) of the unlocking plate (206).
5. The QSFP28 module straight-pull unlocking structure according to claim 1, wherein the base (1) is a rectangular cavity with an open face, the base (1) is further provided with an upper cover (5), the upper cover (5) covers the open face of the base (1) and is detachably connected with the base (1), the guide groove (104) is arranged parallel to the upper cover (5), and the guide groove (104) and the installation guide groove (102) are both open towards the upper cover (5); and a second unlocking sheet stop surface (502) is arranged on the upper cover (5), and the second unlocking sheet stop surface (502) is abutted to the unlocking sheet (206).
6. The QSFP28 module straight-pull unlocking structure according to claim 5, wherein the installation guide slot (102) and the sliding guide slot (103) are arranged perpendicular to each other, the edge of the upper cover (5) closes the open end of the installation guide slot (102), and the sliding guide slot (103) is arranged in the same direction as the guide slot (104).
7. The QSFP28 module straight-pull unlocking structure according to claim 1, wherein the spring receiving groove (101) and the spring (3) are both arranged along the inserting direction of the QSFP28 module, and the spring pressing piece (202) extends into the spring receiving groove (101) and abuts against one end of the spring (3) close to the unlocking piece (206).
8. The QSFP28 module straight pull unlocking structure according to claim 1, wherein the spring mounting hole (203) is provided adjacent to the spring tab (202), the spring mounting hole (203) extending through the tab assembly (2) and aligned with the spring receiving slot (101).
9. The QSFP28 module straight-pull unlocking structure according to claim 1, wherein a pull ring handle (207) is arranged at the end of the pull ring assembly (2) opposite to the unlocking arm (204), and a non-slip structure (2071) is arranged on the pull ring handle (207).
10. The QSFP28 module straight-pull unlocking structure according to claim 1, wherein the pull ring assembly (2) is provided with a pair of symmetrically arranged unlocking arms (204), and the pair of unlocking arms (204) are respectively arranged at two sides of the base (1).
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| CN202110742743.6A CN113534364A (en) | 2021-06-30 | 2021-06-30 | QSFP28 module vertical pulling type unlocking structure |
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| CN202110742743.6A CN113534364A (en) | 2021-06-30 | 2021-06-30 | QSFP28 module vertical pulling type unlocking structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114355527A (en) * | 2022-03-02 | 2022-04-15 | Nano科技(北京)有限公司 | Optical module with unlocking assembly structure |
| CN118259409A (en) * | 2024-05-29 | 2024-06-28 | 武汉钧恒科技有限公司 | Spring-free unlocking failure prevention structure and optical module |
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|---|---|---|---|---|
| US10451824B2 (en) * | 2017-08-04 | 2019-10-22 | Fujitsu Component Limited | Optical connector |
| CN107907948A (en) * | 2017-12-20 | 2018-04-13 | 武汉联特科技有限公司 | Optical transceiver module shell and optical transceiver module |
| CN211741642U (en) * | 2020-04-23 | 2020-10-23 | 深圳市欧博凯科技有限公司 | Optical module shell package assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355527A (en) * | 2022-03-02 | 2022-04-15 | Nano科技(北京)有限公司 | Optical module with unlocking assembly structure |
| CN118259409A (en) * | 2024-05-29 | 2024-06-28 | 武汉钧恒科技有限公司 | Spring-free unlocking failure prevention structure and optical module |
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Application publication date: 20211022 |