CN115241695A - Quick detach formula IO expansion plate structure of stable in structure - Google Patents

Quick detach formula IO expansion plate structure of stable in structure Download PDF

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Publication number
CN115241695A
CN115241695A CN202211168361.8A CN202211168361A CN115241695A CN 115241695 A CN115241695 A CN 115241695A CN 202211168361 A CN202211168361 A CN 202211168361A CN 115241695 A CN115241695 A CN 115241695A
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CN
China
Prior art keywords
board body
expansion board
lever
protective shell
outer protective
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Granted
Application number
CN202211168361.8A
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Chinese (zh)
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CN115241695B (en
Inventor
徐彦飞
范红艳
贾阳
范明扬
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Suzhou Changjiang Ruixin Electronic Technology Co ltd
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Suzhou Changjiang Ruixin Electronic Technology Co ltd
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Priority to CN202211168361.8A priority Critical patent/CN115241695B/en
Publication of CN115241695A publication Critical patent/CN115241695A/en
Application granted granted Critical
Publication of CN115241695B publication Critical patent/CN115241695B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/18—Packaging or power distribution
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/18—Packaging or power distribution
    • G06F1/181—Enclosures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716—Coupling device provided on the PCB
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/06—Connectors or connections adapted for particular applications for computer periphery

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Clamps And Clips (AREA)

Abstract

The invention discloses a quick-release IO expansion plate structure with a stable structure, and relates to the field of IO expansion plates. The expansion board comprises an expansion board body, an outer protection shell, a clamping mechanism and a locking mechanism, wherein the expansion board body is inserted into the outer protection shell in a sliding manner; according to the invention, the outer protective shell is slidably arranged outside the expansion board body, meanwhile, the clamping block is arranged at the inserting end of the expansion board body through the lever, the outer protective shell can isolate and protect the expansion board body, and when the expansion board body is installed and used, the outer protective shell can be pushed to slide on the surface of the expansion board body, and then one end of the lever is extruded and rotated outwards through the outer protective shell, so that the clamping block at the other end of the lever is rotated inwards to be folded and clamped at the interface end of equipment, and the expansion board body is rapidly clamped and installed on the equipment.

Description

Quick detach formula IO expansion plate structure of stable in structure
Technical Field
The invention belongs to the field of IO expansion plates, and particularly relates to a quick-release IO expansion plate structure with a stable structure.
Background
The general input/output port is widely used on an industrial mainboard, and can perform data interaction with hardware, control the work of hardware such as an LED and a buzzer, read working state signals of the hardware and the like through the IO port. Each IO port may be configured by software to output a high or low level or read into a high or low level of a port pin by them, respectively. IO has the advantages of low power consumption, small package, low cost, simple wiring and the like. Along with the development of intelligent industrial equipment, industrial equipment needs the small-size electronic devices such as the sensor of connecting more and more to lead to the IO port of equipment not enough, need connect IO expansion board on the IO port and expand the port, in order to satisfy the wiring user demand of sensor. When an IO expansion board is additionally installed at present, the expansion board is generally positioned and installed through the insertion between an expansion board connector and an IO port of equipment or fixed through screws on the basis of the insertion. The expansion board is directly inserted and installed, so that the installation process is more convenient and quicker, but the defects of insecure connection and easy looseness of the expansion board are overcome; and lock fixedly through the screw, though can make the extension board installation more firm, nevertheless can make the installation dismantlement process of extension board more loaded down with trivial details simultaneously, make its installation dismantle and use convenient inadequately.
Chinese patent CN211375515U discloses an AGV special IO expansion board card which is convenient to disassemble and assemble, and when the expansion board card and the AGV are installed, the expansion board card can be fixed by clamping a limiting block of an elastic metal sheet in a clamping groove of an AGV mounting hole, so that falling off is avoided, and stability is improved; through the poker rod of design, can block with the fixture block through the lug to fix the connecting rod, guarantee that connecting rod and elastic metal piece can not become flexible, the stopper card is in the draw-in groove, convenient operation, the function is perfect. It can fix the extension integrated circuit board through stopper and draw-in groove cooperation, nevertheless wherein the stopper sets up on the elastic metal piece for the stopper is the flexonics location, and unable lock is died completely, thereby can influence the fastness of stopper and draw-in groove joint, and then influences the fastness of extension integrated circuit board installation.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a quick-release IO expansion plate structure with a stable structure, wherein an outer protective shell is slidably arranged outside an expansion plate body, a clamping block is arranged at an inserting end of the expansion plate body through a lever, the outer protective shell can isolate and protect the expansion plate body, and when the expansion plate body is installed and used, the outer protective shell can be pushed to slide on the surface of the expansion plate body, one end of the lever is extruded outwards through the outer protective shell, so that the clamping block at the other end of the lever is rotated inwards to be folded and clamped at an interface end of equipment, the expansion plate body is quickly clamped and installed on the equipment, the clamping block is firmly clamped, the installation firmness of the expansion plate body can be improved, and connection looseness can be prevented.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a quick-release IO expansion plate structure with a stable structure, which comprises an expansion plate body, an outer protective shell, a clamping mechanism and a locking mechanism, wherein the outer protective shell is arranged on the expansion plate body; the expansion board body is inserted into the outer protective shell in a sliding mode, the clamping mechanism comprises a plurality of levers, the levers are symmetrically arranged on the upper surface and the lower surface of one end of the expansion board body, a clamping block is arranged at one end of each lever, the other end of each lever extends towards one side of the outer protective shell, and a guide chute in sliding abutting joint with the end portion of each lever is arranged on the edge of the outer protective shell; when the expansion board body is abutted and additionally arranged on equipment, the outer protective shell can slide on the surface of the expansion board body, one end of the lever is pushed outwards to rotate through the guide chute, and the other end of the lever drives the clamping block to rotate inwards, so that the clamping block is clamped on the equipment; the locking mechanism is arranged between the expansion board body and the outer protective shell, and after the expansion board body and the outer protective shell slide relatively to drive the clamping block to be clamped on equipment, the locking mechanism locks and fixes the expansion board body and the outer protective shell, so that the clamping block is locked and fixed to keep a clamping state.
Further, the bottom surface fixed mounting of lever has the connecting block, be provided with on the expansion plate body with the mounting groove that the connecting block corresponds, fixed mounting has the connecting axle on the connecting block, the both ends of connecting axle all rotate install in on the lateral wall of mounting groove.
Furthermore, the expansion board body is provided with a mounting hole located on one side of the mounting groove, a tension spring is movably inserted in the mounting hole, one end of the tension spring is fixedly connected to the bottom wall of the mounting hole, and the other end of the tension spring is fixedly connected to the bottom surface of the lever.
Furthermore, install trapezoidal guide block in the direction chute, the both sides of trapezoidal guide block top surface all are provided with trapezoidal inclined plane, the bottom surface of lever one end be provided with the slip butt in direction inclined plane on the trapezoidal inclined plane.
Furthermore, the locking mechanism comprises a plurality of fixing seats, the fixing seats are distributed at equal intervals and fixedly installed on the front surface and the back surface of the expansion plate body, a contraction sliding hole is formed in each fixing seat, a pin shaft is installed in a hole of each contraction sliding hole in a sliding mode, and a reset spring which is abutted to the inner side end of the pin shaft is installed inside each contraction sliding hole; the inner wall of the outer protecting shell is provided with a plurality of slideways which are in one-to-one corresponding sliding clamping connection with the fixing seats, and the slideways are provided with pin holes which are correspondingly in pin joint with the pin shafts.
Further, the inside movable mounting of slide has the unblock spring, just the one end butt of unblock spring in on the end wall of slide, the other end butt of unblock spring in on the fixing base.
Furthermore, an adjusting mechanism is further arranged on the outer protective shell and comprises a top plate and a lifting chute, the lifting chute is vertically arranged in the outer protective shell, one end of the lifting chute is communicated with the guide chute, a wedge block is slidably arranged in the lifting chute, an inclined plane at the bottom end of the wedge block is in sliding butt joint with a trapezoidal inclined plane on the inner side of the trapezoidal guide block, and the top end of the wedge block extends to the outside of the lifting chute; the equal fixed mounting in both sides of roof has the support that a plurality of equidistance distribute, the roof with the wedge sets up on same vertical face, just install on the roof a plurality of with the lift adjustment unit that the wedge one-to-one is connected.
Further, the lifting adjusting unit comprises an adjusting bolt, the adjusting bolt is installed on the top plate in a threaded mode, one end of the adjusting bolt is connected with the outer side end of the wedge block in a rotating mode, and length scale marks are arranged on the adjusting bolt.
Furthermore, the outer side end of the lever is provided with a groove, and the clamping block is rotatably arranged in the groove through a rotating shaft.
The invention has the following beneficial effects:
1. the outer protective shell is slidably mounted outside the expansion board body, the clamping block is mounted at the connecting end of the expansion board body and equipment through the lever, the outer protective shell can isolate and protect the expansion board body, the expansion board body is prevented from being damaged by collision in the transportation and use process, the service life of the expansion board body can be prolonged, the outer protective shell is internally provided with the trapezoidal guide block abutted to one end of the lever, when the expansion board body is mounted and used, the outer protective shell is pushed to slide on the surface of the expansion board body, one end of the lever can be extruded and rotated outwards through the trapezoidal guide block, the other end of the lever and the clamping block on the lever are rotated and folded inwards, the clamping blocks are clamped on two sides of an equipment interface end, the expansion board body is rapidly clamped and mounted on the equipment, the clamping block is clamped and fixed in a rigid mode, and the mounting performance of the expansion board body can be remarkably improved.
2. The telescopic pin shaft is mounted on the surface of the expansion plate body through the fixed seat, the outer protection shell is provided with the slide way corresponding to the fixed seat and the pin hole corresponding to the pin shaft, when the outer protection shell slides on the surface of the expansion plate body to drive the clamping block to rotate and move, the fixed seat and the pin shaft correspondingly slide and move in the slide way until the clamping block is clamped on the interface end of the equipment, the pin shaft moves to the pin hole and is extended and inserted in the pin hole, so that the outer protection shell and the expansion plate body are locked and fixed through the matching of the pin shaft and the pin hole, the lever and the clamping block are locked and fixed, the clamping block is continuously clamped and fixed on the interface end of the equipment, and the expansion plate body is continuously fixed on the equipment without loosening; when the expansion board body needs to be detached, the pin shaft only needs to be pressed downwards firstly, and then the outer protective shell is reset on the expansion board body in a sliding mode, so that the trapezoidal guide block in the outer protective shell does not extrude the lever to be limited any more, the clamping block can be loosened and is not clamped and fixed on the equipment interface end, then the expansion board body can be pulled out from the equipment IO port, and the expansion board body can be detached quickly.
3. The wedge block for adjusting the position of the trapezoidal guide block is arranged on the outer protective shell, when the thickness of the interface end of the equipment is smaller, and the lever needs to rotate by a larger angle to drive the clamping block to be clamped on the surface of the interface end of the equipment, the trapezoidal guide block can be extruded and moved to one side of the lever through the wedge block, so that the trapezoidal guide block can extrude and rotate the lever and the clamping block by a larger angle through the inclined plane, and accordingly, the clamping block can be clamped and fixed on the interface end of the equipment; the wedge-shaped block is used for adjusting the position of the trapezoidal guide block, so that the clamping block can be conveniently clamped on the interface ends of equipment with different thicknesses, and the applicability of the device can be improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic perspective view of a structurally stable quick-release IO expansion plate structure according to one embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is a second schematic perspective view of a structurally stable quick-release IO expansion plate structure according to the present invention;
FIG. 4 is a schematic perspective view of an IO expansion board according to the present invention;
FIG. 5 is a schematic perspective view of an outer shield according to the present invention;
FIG. 6 is a schematic perspective sectional view of a structurally stable quick-release IO expansion plate structure according to the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6B;
FIG. 8 is a schematic view of the enlarged structure at the point C of FIG. 6 according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. an expansion board body; 2. an outer protective shell; 3. a clamping mechanism; 31. a lever; 32. a clamping block; 33. a guide chute; 34. mounting grooves; 35. connecting blocks; 36. a guide slope; 37. a trapezoidal guide block; 38. mounting holes; 39. a tension spring; 4. a locking mechanism; 41. a pin shaft; 42. a pin hole; 43. a fixed seat; 44. a slideway; 45. a shrink slide hole; 46. a return spring; 47. an unlocking spring; 5. an adjustment mechanism; 51. a top plate; 52. adjusting the bolt; 53. a wedge block; 54. a support; 55. a lifting chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "top," "middle," "inner," and the like are used for the purpose of indicating an orientation or positional relationship, merely for convenience in describing the invention and for simplicity of description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Referring to fig. 1-2, the present invention is a structure of a stable quick-release IO expansion board, including an expansion board body 1, an outer casing 2, a clamping mechanism 3 and a locking mechanism 4; the expansion board body 1 is inserted into the outer protective shell 2 in a sliding manner, the clamping mechanism 3 comprises a plurality of levers 31, the levers 31 are symmetrically arranged on the upper surface and the lower surface of one end of the expansion board body 1, a clamping block 32 is arranged at one end of each lever 31, the other end of each lever 31 extends towards one side of the outer protective shell 2, and a guide chute 33 which is in sliding butt joint with the end part of each lever 31 is arranged at the edge of the outer protective shell 2;
when the expansion board body 1 needs to be installed on equipment, the joint end of the expansion board body 1 is butted with the boss of the equipment interface end, the joint at the end part of the expansion board body 1 is inserted into the corresponding equipment IO port, then the outer protective shell 2 slides towards the direction of the connecting end of the expansion board body 1 and the equipment on the surface of the expansion board body 1, one end of the lever 31 is pushed outwards and rotated through the guide chute 33 in the sliding process, the other end of the lever 31 rotates inwards, and the lever 31 drives the expansion board body 1 to fold the clamping blocks 32 inwards, so that the clamping blocks 32 are clamped on the upper surface and the lower surface of the boss of the equipment end, and the expansion board body 1 is fixed on the equipment; and locking mechanism 4 is installed between expansion board body 1 and outer protecting casing 2, after outer protecting casing 2 slides on expansion board body 1 and drives clamp splice 32 to press from both sides and adorn on equipment, locking mechanism 4 locks fixedly between expansion board body 1 and the outer protecting casing 2, and then locks fixedly makes it keep the clamping state with clamp splice 32, and the locking is fixed in proper order between outer protecting casing 2, expansion board body 1 and the equipment this moment for expansion board body 1 lasts and firm the installation on equipment.
Referring to fig. 2 and 7, in an embodiment, a connecting block 35 is fixedly mounted on a bottom surface of the lever 31, a mounting groove 34 corresponding to the connecting block 35 is formed on the expansion board body 1, a connecting shaft is fixedly mounted on the connecting block 35, and two ends of the connecting shaft are rotatably mounted on a side wall of the mounting groove 34; wherein, connecting block 35 and connecting axle are lever 31's fulcrum, carry out rotation support to lever 31, and adopt the mounting groove 34 of indent formula to carry out erection joint to connecting block 35, can reduce the distance between lever 31 and the expansion plate body 1, and then reduce the whole thickness of expansion plate structure, and make things convenient for the clamp splice 32 of lever 31 one end to press from both sides the dress fixedly to the boss of equipment interface end, the other end of the lever 31 of being convenient for simultaneously extends to in the direction chute 33 of outer clamshell 2.
Referring to fig. 2, 4 and 7, in an embodiment, a trapezoidal guide block 37 is installed in the guide chute 33, both sides of the top surface of the trapezoidal guide block 37 are provided with trapezoidal inclined surfaces, and the bottom surface of one end of the lever 31 is provided with a guide inclined surface 36 which is in sliding contact with the trapezoidal inclined surfaces; when the outer protective shell 2 slides on the surface of the expansion board body 1, the outer protective shell 2 drives the trapezoidal guide block 37 to move towards the lever 31, the trapezoidal guide block 37 gradually pushes one end of the lever 31 outwards to rotate through the cooperation of the trapezoidal inclined surface and the guide inclined surface 36, so that the other end of the lever 31 and the clamping block 32 rotate inwards to close until the clamping block 32 is clamped on a boss at the interface end of the equipment, and the installation of the expansion board body 1 is completed.
Referring to fig. 1 and 7, in an embodiment, an installation hole 38 is formed in the expansion board body 1 and located on one side of the installation groove 34, a tension spring 39 is movably inserted into the installation hole 38, one end of the tension spring 39 is fixedly connected to the bottom wall of the installation hole 38, and the other end of the tension spring 39 is fixedly connected to the bottom surface of the lever 31; when the expansion board body 1 is not installed, the tension spring 39 is in a stretched state and has downward tension on the inner side end of the lever 31, so that the inner side end of the lever 31 is in a downward-pulling abutting state on the trapezoidal guide block 37, the outer side end of the lever 31 is in an outward-expanding state, the clamping blocks 32 on the upper surface and the lower surface of the expansion board body 1 are expanded as far as possible, the equipment port boss can be more conveniently inserted between the clamping blocks 32 on the lower upper side when the expansion board body 1 is installed, and the expansion board body 1 is more convenient and faster to install.
Referring to fig. 1, 6 and 8, in an embodiment, the locking mechanism 4 includes a plurality of fixing seats 43, the fixing seats 43 are equidistantly distributed and fixedly installed on the front and back surfaces of the expansion board body 1, each fixing seat 43 is provided with a contraction sliding hole 45, a pin 41 is slidably installed in an opening of the contraction sliding hole 45, and a return spring 46 abutting against the inner end of the pin 41 is installed inside the contraction sliding hole 45; the inner wall of the outer protective shell 2 is provided with a plurality of slideways 44 which are in one-to-one corresponding sliding clamping connection with the fixed seats 43, and the slideways 44 are provided with pin holes 42 which are in pin connection with the pin shafts 41 correspondingly;
when the outer protective shell 2 slides on the surface of the expansion board body 1 to drive the clamping block 32 to be clamped on the equipment port boss, the fixing seat 43 moves leftwards along the slide way 44 until the clamping block 32 is clamped and fastened, the fixing seat 43 moves to the position opposite to the pin hole 42, the pin shaft 41 moves upwards to reset under the action of the reset elasticity of the reset spring 46, so that the upper end of the pin shaft 41 is inserted into the pin hole 42, the outer protective shell 2 and the expansion board body 1 are in pin connection and fixation, the lever 31 and the clamping block 32 are locked and fixed, the clamping block 32 is continuously clamped and fixed on the equipment port boss, and the expansion board body 1 is continuously and fixedly arranged on equipment without looseness.
Referring to fig. 1-8, in one embodiment, an unlocking spring 47 is movably installed inside the slide way 44, one end of the unlocking spring 47 abuts against an end wall of the slide way 44, and the other end of the unlocking spring 47 abuts against the fixing seat 43; when the fixing seat 43 moves along the slide 44 to insert the pin shaft 41 into the pin hole 42, so as to lock and fasten the clamping block 32, the unlocking spring 47 is compressed and contracted by the fixing seat 43, and when the clamping block 32 needs to be unlocked, and the expansion board body 1 is detached from the device, a worker presses the pin shaft 41 inwards, so that the pin shaft 41 retracts into the fixing seat 43 and is not inserted into the pin hole 42, at this time, the fixing seat 43 slides and resets in the slide 44 under the action of the resetting elastic force of the unlocking spring 47, so that the outer casing 2 slides and resets on the surface of the expansion board body 1, meanwhile, the outer casing 2 drives the trapezoidal guide block 37 to move in the direction away from the lever 31, so that the trapezoidal inclined surface of the trapezoidal guide block 37 gradually staggers with the guide inclined surface 36 at the end of the lever 31, and the lever 31 rotates and resets under the pulling force of the pulling spring 39, so that the lever 31 drives the clamping block 32 to rotate and expand outwards, so that the clamping block 32 is not clamped and fixed on a boss at the interface end of the device, and then the expansion board body 1 can be pulled out from the port, and the device, so as to complete the detachment of the expansion board body 1.
Referring to fig. 1, 2, 5, and 7, in an embodiment, an adjusting mechanism 5 is further disposed on the outer casing 2, the adjusting mechanism 5 includes a top plate 51 and a lifting chute 55, the lifting chute 55 is vertically disposed in the outer casing 2, one end of the lifting chute 55 is communicated with the guide chute 33, a wedge block 53 is slidably mounted in the lifting chute 55, an inclined surface of a bottom end of the wedge block 53 is in sliding contact with an inclined trapezoidal surface inside the guide trapezoidal block 37, and a top end of the wedge block 53 extends to an outside of the lifting chute 55; a plurality of brackets 54 which are distributed at equal intervals are fixedly arranged on both sides of the top plate 51, the top plate 51 and the wedge-shaped blocks 53 are arranged on the same vertical surface, and a plurality of lifting adjusting units which are connected with the wedge-shaped blocks 53 in a one-to-one correspondence manner are arranged on the top plate 51; when the thickness of the boss at the interface end of the device is small, and the lever 31 can be driven to clamp the clamping block 32 on the surface of the boss only by rotating by a larger angle, the wedge block 53 can be driven to slide downwards along the lifting chute 55 through the lifting adjusting unit, so that the wedge block 53 extrudes and moves the trapezoidal guide block 37 to one side of the lever 31 through the inclined plane, and further the trapezoidal guide block 37 can extrude and rotate the lever 31 and the clamping block 32 by a larger angle through the inclined plane, wherein the position of the wedge block 53 is adjusted, so that the clamping block 32 can be clamped and fixed on the boss; correspondingly, when the thickness of the interface end of the device is large, the wedge block 53 can be driven by the lifting adjusting unit to slide upwards along the lifting chute 55, so that the inclined surface of the wedge block 53 is temporarily separated from the trapezoidal inclined surface of the trapezoidal guide block 37, the trapezoidal guide block 37 is not abutted and fixed any more, when the outer protective shell 2 slides on the surface of the expansion plate body 1, and the trapezoidal guide block 37 moves towards the lever 31, after the clamping block 32 is clamped on the device boss, along with the continuous sliding of the outer protective shell 2, the lever 31 extrudes and moves the trapezoidal guide block 37 towards one side of the wedge block 53 through the guide inclined surface 36 until the trapezoidal guide block 37 is abutted and fixed on the wedge block 53, and then the whole clamping and mounting process is completed, wherein the clamping block 32 can be prevented from being excessively clamped on the device boss through the adjustment of the position of the wedge block 53, so that the lever 31 is prevented from being deformed and damaged by force or the device boss is damaged by clamping.
Referring to fig. 2 and 7, in an embodiment, the lifting adjusting unit includes an adjusting bolt 52, the adjusting bolt 52 is installed on the top plate 51 in a threaded manner, one end of the adjusting bolt 52 is rotatably connected with an outer end of the wedge-shaped block 53, and the adjusting bolt 52 is provided with length scale marks; when the height of wedge 53 needs to be adjusted in a lifting mode, only the adjusting bolt 52 needs to be rotated in the forward direction or the reverse direction, so that the adjusting bolt 52 can be driven to move up and down along the top plate 51 through thread transmission, the wedge 53 can be driven to move up and down through the adjusting bolt 52, the length scale lines enable workers to visually know the lifting adjusting distance of the adjusting bolt 52 and the wedge 53, and the workers can conveniently adjust the position of the wedge 53 to control the height.
Referring to fig. 7, in an embodiment, a groove is formed at an outer end of the lever 31, the clamping block 32 is rotatably installed in the groove through the rotating shaft, and the clamping block 32 is rotatably installed on the lever 31, so that when the lever 31 rotates to drive the clamping block 32 to be clamped on a boss at an interface end of the device, the clamping block 32 can rotate relative to the lever 31, so that a clamping end surface of the clamping block 32 can be tightly attached to the boss, and the clamping of the clamping block 32 is more stable.
The use method comprises the following steps:
firstly, the joint end of an expansion board body 1 is butted with a boss of an equipment interface end, the joint at the end part of the expansion board body 1 is inserted into a corresponding equipment IO port, then an outer protective shell 2 slides towards the direction of the connecting end of the expansion board body 1 and equipment on the surface of the expansion board body 1, one end of a lever 31 is pushed outwards and rotated by a guide chute 33 in the sliding process of the outer protective shell 2, when the outer protective shell 2 drives a trapezoidal guide block 37 to move towards the lever 31, the trapezoidal guide block 37 is matched with a guide inclined plane 36 to gradually push outwards and rotate one end of the lever 31, so that the other end of the lever 31 and a clamping block 32 are rotated inwards and folded until the clamping block 32 is clamped on the boss of the equipment interface end;
when the outer protective shell 2 is on the surface of the expansion board body 1, the fixed seat 43 moves leftwards relative to the slide way 44, the unlocking spring 47 is compressed and contracted until the clamping block 32 is clamped and fixed on the boss, the fixed seat 43 moves to a position opposite to the pin hole 42, at the moment, the pin shaft 41 moves upwards under the action of the reset elastic force of the reset spring 46 to reset, so that the upper end of the pin shaft 41 is inserted into the pin hole 42, the outer protective shell 2 and the expansion board body 1 are fixed by pin joint, and the lever 31 and the clamping block 32 are locked and fixed at the same time, so that the clamping block 32 is continuously clamped and fixed on the boss at the interface end of the equipment, and the expansion board body 1 is continuously and fixedly arranged on the equipment and cannot be loosened;
when the expansion board body 1 needs to be detached from the device, the worker presses the pin shaft 41 inward, so that the pin shaft 41 retracts into the fixing seat 43, and is no longer inserted into the pin hole 42, at this time, the fixing seat 43 slides and resets in the slide way 44 under the action of the reset elastic force of the unlocking spring 47, so that the outer protective shell 2 slides and resets on the surface of the expansion board body 1, and meanwhile, the outer protective shell 2 drives the trapezoidal guide block 37 to move in the direction away from the lever 31, so that the trapezoidal inclined surface of the trapezoidal guide block 37 is gradually staggered with the guide inclined surface 36 at the end of the lever 31, and meanwhile, the lever 31 rotates and resets under the action of the pulling force of the pulling spring 39, so that the lever 31 drives the clamping block 32 to rotate and expand outward, so that the clamping block 32 is no longer clamped and fixed on a boss at the device interface end, and then the expansion board body 1 can be pulled out from the device port, and the detachment of the expansion board body 1 is completed.
In the description of the specification, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (9)

1. The utility model provides a stable in structure's quick detach formula IO expansion plate structure which characterized in that: comprises an expansion board body (1), an outer protective shell (2), a clamping mechanism (3) and a locking mechanism (4); the expansion board body (1) is inserted into the outer protective shell (2) in a sliding mode, the clamping mechanism (3) comprises a plurality of levers (31), the levers (31) are symmetrically installed on the upper surface and the lower surface of one end of the expansion board body (1), a clamping block (32) is installed at one end of each lever (31), the other end of each lever (31) extends towards one side of the outer protective shell (2), and a guide chute (33) in sliding abutting connection with the end portion of each lever (31) is arranged on the edge of the outer protective shell (2);
when the expansion board body (1) is abutted and additionally arranged on equipment, the outer protective shell (2) can slide on the surface of the expansion board body (1), one end of the lever (31) is pushed outwards to rotate through the guide chute (33), and the other end of the lever (31) drives the clamping block (32) to rotate inwards, so that the clamping block (32) is clamped on the equipment;
the locking mechanism (4) is installed between the expansion board body (1) and the outer protective shell (2), when the expansion board body (1) and the outer protective shell (2) slide relatively to drive the clamping block (32) to be clamped on equipment, the locking mechanism (4) locks and fixes the expansion board body (1) and the outer protective shell (2), and further locks and fixes the clamping block (32) to keep a clamping state.
2. The structurally stable quick-release IO expansion plate structure as recited in claim 1, wherein: the bottom surface fixed mounting of lever (31) has connecting block (35), be provided with on expansion board body (1) with mounting groove (34) that connecting block (35) correspond, fixed mounting has the connecting axle on connecting block (35), the both ends of connecting axle all rotate install in on the lateral wall of mounting groove (34).
3. The structurally stable quick-release IO expansion plate structure as recited in claim 2, wherein: the expansion board body (1) is provided with a mounting hole (38) located on one side of the mounting groove (34), a tension spring (39) is movably inserted in the mounting hole (38), one end of the tension spring (39) is fixedly connected to the bottom wall of the mounting hole (38), and the other end of the tension spring (39) is fixedly connected to the bottom surface of the lever (31).
4. The structurally stable quick-release IO expansion plate structure of claim 3, wherein: install trapezoidal guide block (37) in direction chute (33), the both sides of trapezoidal guide block (37) top surface all are provided with trapezoidal inclined plane, the bottom surface of lever (31) one end be provided with slide butt in direction inclined plane (36) on the trapezoidal inclined plane.
5. The structurally stable quick-release IO expansion plate structure of claim 1, wherein: the locking mechanism (4) comprises a plurality of fixing seats (43), the fixing seats (43) are distributed at equal intervals and fixedly installed on the front surface and the back surface of the expansion plate body (1), each fixing seat (43) is internally provided with a contraction sliding hole (45), a pin shaft (41) is installed in a hole of each contraction sliding hole (45) in a sliding mode, and a reset spring (46) abutted to the inner side end of the pin shaft (41) is installed inside each contraction sliding hole (45);
the inner wall of the outer protecting shell (2) is provided with a plurality of slide ways (44) which are in one-to-one corresponding sliding clamping connection with the fixing seats (43), and the slide ways (44) are provided with pin holes (42) which are correspondingly connected with the pin shafts (41).
6. The structurally stable quick-release IO expansion plate structure of claim 5, characterized in that: the inside movable mounting of slide (44) has unblock spring (47), just the one end butt of unblock spring (47) in on the end wall of slide (44), the other end butt of unblock spring (47) in on fixing base (43).
7. The structurally stable quick-release IO expansion plate structure of claim 4, wherein: the outer protective shell (2) is further provided with an adjusting mechanism (5), the adjusting mechanism (5) comprises a top plate (51) and a lifting chute (55), the lifting chute (55) is vertically arranged in the outer protective shell (2), one end of the lifting chute (55) is communicated with the guide chute (33), a wedge block (53) is arranged in the lifting chute (55) in a sliding mode, an inclined plane at the bottom end of the wedge block (53) is abutted to a trapezoidal inclined plane on the inner side of the trapezoidal guide block (37) in a sliding mode, and the top end of the wedge block (53) extends to the outside of the lifting chute (55);
the equal fixed mounting in both sides of roof (51) has support (54) that a plurality of equidistance distribute, roof (51) with wedge (53) set up on same vertical face, just install on roof (51) a plurality of with the lift adjustment unit that wedge (53) one-to-one is connected.
8. The structurally stable quick-release IO expansion plate structure of claim 7, wherein: the lifting adjusting unit comprises an adjusting bolt (52), the adjusting bolt (52) is installed on the top plate (51) in a threaded mode, one end of the adjusting bolt (52) is connected with the outer side end of the wedge-shaped block (53) in a rotating mode, and length scale marks are arranged on the adjusting bolt (52).
9. The structurally stable quick-release IO expansion plate structure as recited in claim 1, wherein: the outer side end of the lever (31) is provided with a groove, and the clamping block (32) is rotatably installed in the groove through a rotating shaft.
CN202211168361.8A 2022-09-24 2022-09-24 Quick detach formula IO expansion plate structure of stable in structure Active CN115241695B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116293255A (en) * 2023-03-10 2023-06-23 国网安徽省电力有限公司阜阳供电公司 Communication cabinet and fixing support for mounting same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101030679A (en) * 2006-02-27 2007-09-05 日本航空电子工业株式会社 Locking device and connector provided with the same
CN207947440U (en) * 2018-01-09 2018-10-09 深圳中电长城信息安全系统有限公司 Plate is to board connecting equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101030679A (en) * 2006-02-27 2007-09-05 日本航空电子工业株式会社 Locking device and connector provided with the same
CN207947440U (en) * 2018-01-09 2018-10-09 深圳中电长城信息安全系统有限公司 Plate is to board connecting equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116293255A (en) * 2023-03-10 2023-06-23 国网安徽省电力有限公司阜阳供电公司 Communication cabinet and fixing support for mounting same
CN116293255B (en) * 2023-03-10 2023-10-13 国网安徽省电力有限公司阜阳供电公司 Communication cabinet and fixing support for mounting same

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