CN214377665U

CN214377665U - A kind of non-screw fixed CD machine

Info

Publication number: CN214377665U
Application number: CN202022971070.5U
Authority: CN
Inventors: 丘威键; 丘俊贤
Original assignee: Shenzhen Guanlanda Electronic Technology Co ltd
Current assignee: Shenzhen Guanlanda Electronic Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-10-08
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to a technical field of a compact disk drive, in particular to a screwless fixed compact disk drive, which comprises a main frame, a tray which is connected in the main frame in a sliding way, a circuit board which is arranged at the bottom of the main frame and a bridge which is arranged on the main frame, wherein an abutting mechanism is arranged between the tray and the main frame, the circuit board is connected with the main frame through a first clamping mechanism, and two ends of the bridge are respectively connected with the main frame through a second clamping mechanism and a third clamping mechanism; in practical application, the main frame and the tray are abutted through the abutting mechanism; the main frame and the circuit board are locked through a first clamping mechanism; two ends of the bridge frame are respectively connected with the main frame through a second clamping mechanism and a third clamping mechanism; the utility model discloses simple structure, the good reliability, the installation is swiftly convenient, has reduced manufacturing cost.

Description

A kind of non-screw fixed CD machine

Technical Field

The utility model relates to a CD machine technical field specifically is a no screw fixation's CD machine.

Background

In the prior art, the mounting of the optical disk drive and the mounting of the internal structure of the optical disk drive are mostly screwed, which includes the mounting of the tray and the main frame, the mounting of the optical disk drive and the circuit board, and the mounting of the bridge and the main frame.

The direct screw fixing method has high reliability, but still has the following problems: firstly, because the tray, the main frame and the bridge are all made of plastics, the mechanical strength is low, once the torque force of the bolt is screwed down is too large, the tray, the main frame or the bridge is easy to break or the threaded hole is easy to break, and the normal use of the optical disk drive is seriously influenced; secondly, this kind of mode needs to use appurtenance such as screw, bottle opener, and its operation is more loaded down with trivial details, time-consuming, and the installation is difficult, has improved manufacturing cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to foretell not enough, provide a simple structure, good reliability, the installation is swift convenient, has reduced manufacturing cost's screwless fixed's optical disk machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a screwless fixed CD machine, includes the main frame, sliding connection is in tray in the main frame installs the circuit board of main frame bottom and installing crane span structure on the main frame, the tray with be equipped with butt mechanism between the main frame, the circuit board through first clamping mechanism with the main frame is connected, the both ends of crane span structure respectively through second clamping mechanism and third clamping mechanism with the main frame is connected.

Further, the abutting mechanism comprises a front abutting mechanism arranged between the inner end of the tray and the main frame and side abutting mechanisms arranged between the left side and the right side of the tray and the main frame.

Further, preceding butt mechanism includes first butt piece and butt groove, follows the slip direction of tray, first butt piece set up in the front end of tray, just right on the main frame first butt piece sets up the butt groove.

Further, the side butt mechanism including set up in a plurality of first supporting blocks on the main frame, the bottom surface of tray with the upper surface slidable laminating of first supporting block, follow the slip direction of tray, the tray rear end is provided with the shell fragment groove, be provided with oblique shell fragment in the shell fragment groove, just right on the main frame to oblique shell fragment stretches out second butt piece, the bottom fixed connection of oblique shell fragment is in the inside wall in shell fragment groove, the top butt of oblique shell fragment the second butt piece bottom surface.

Further, first latch mechanism including fixed set up in cross location grid, baffle, the shape of falling L buckle, dog and polylith butt piece of the bottom surface of main frame, the vertical reference column that is provided with in cross location grid's cross, spacing hole has been seted up in the middle part correspondence of circuit board, be equipped with the second supporting shoe on the baffle, the dog butt the right side of circuit board, the baffle butt the front side of circuit board, the upper surface butt of second supporting shoe the lower surface of circuit board, the horizontal portion joint of the shape of falling L buckle the lower surface of circuit board, the lower surface butt of cross location grid and butt piece the upper surface of circuit board.

Further, second latch mechanism including set up in the first installation component of main frame side set up in the breach of crane span structure tip, be provided with first spacing groove and two logical grooves on the breach, the bottom of crane span structure is just to being provided with two stoppers, first installation component includes the fixing base, set up in the installation piece at fixing base top, set up in the inboard briquetting of installation piece, the bottom surface butt of briquetting first spacing groove, the installation piece is just to the breach sets up, two logical groove set up in the both sides of first spacing groove, the notch orientation that leads to the groove the installation piece sets up, the inside wall butt of fixing base one side of stopper.

Further, the third clamping mechanism comprises a second mounting seat arranged on the side edge of the main frame and a second limiting groove arranged at the end part of the bridge, a mounting groove with an upward opening is formed in the second mounting seat, a U-shaped buckle is arranged in the mounting groove, a first reverse buckle is arranged at the vertical part of the U-shaped buckle, and the vertical part of the U-shaped buckle upwards penetrates out of the second limiting groove and then is clamped with the second limiting groove.

Further, still including inserting column buckle in the mounting groove, the upper portion of column buckle with U type buckle interference fit, the bottom of column buckle is provided with the second back-off, the through-hole has been seted up to the horizontal portion of U type buckle, the bottom of column buckle stretches into behind the through-hole, the second back-off with U type buckle joint.

The utility model has the advantages that:

in practical application, the main frame and the tray are abutted through the abutting mechanism; the main frame and the circuit board are locked through a first clamping mechanism; two ends of the bridge frame are respectively connected with the main frame through a second clamping mechanism and a third clamping mechanism; the utility model discloses simple structure, the good reliability, the installation is swiftly convenient, has reduced manufacturing cost.

Drawings

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

FIG. 2 is a cross-sectional view of the left side view at A in FIG. 1;

FIG. 3 is a cross-sectional view of the left side view at B in FIG. 1;

fig. 4 is a bottom view of the present invention without a circuit board;

FIG. 5 is a partial cross-sectional view of the circuit board of FIG. 4 with the circuit board attached;

FIG. 6 is a schematic structural view of a snap-in member of the present invention;

FIG. 7 is a cross-sectional view taken at D-D of FIG. 2;

reference numerals: a main frame 1; a partition plate 11; a tray 2; a circuit board 3; a bridge frame 4; a notch 40; a first limit groove 41; a limiting block 411; a through-slot 412; a second limit groove 42; a front abutment mechanism 5; a first abutment block 51; the abutment groove 52; a side abutment mechanism 6; a first support block 61; a tab slot 62; an oblique spring plate 63; a second abutment block 64; a first latch mechanism 7; a cross-shaped positioning grid 71; a positioning post 711; a second support block 72; an inverted L-shaped clasp 73; a stopper 75; an abutment block 74; a second latch mechanism 8; a first mounting assembly 81; a mounting block 810; a fixed seat 811; a briquette 812; a third chucking mechanism 9; a second mount 91; a mounting groove 92; a U-shaped buckle 93; a first undercut 931; a cylindrical fastener 94; a second inverse button 941.

Detailed Description

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, a screwless fixed optical disk drive comprises a main frame 1, a tray 2 slidably connected in the main frame 1, a circuit board 3 mounted at the bottom of the main frame 1 and a bridge 4 mounted on the main frame 1, wherein a butting mechanism is arranged between the tray 2 and the main frame 1, the circuit board 3 is connected with the main frame 1 through a first clamping mechanism 7, and two ends of the bridge 4 are respectively connected with the main frame 1 through a second clamping mechanism 8 and a third clamping mechanism 9.

When the tray works, the main frame 1 and the tray 2 are abutted through the abutting mechanism; the main frame 1 and the circuit board 3 are locked through a first clamping mechanism 7; two ends of the bridge frame 4 are respectively connected with the main frame 1 through a second clamping mechanism 8 and a third clamping mechanism 9; the utility model discloses simple structure, the good reliability, the installation is swiftly convenient, has reduced manufacturing cost.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the abutting mechanism includes a front abutting mechanism 5 provided between the inner end of the tray 2 and the main frame 1 and a side abutting mechanism 6 provided between the left and right sides of the tray 2 and the main frame 1; in this embodiment, the front end of the tray 2 abuts against the main frame 1 via the front abutment mechanism 5, and the rear end of the tray 2 abuts against the main frame 1 via the side abutment mechanism 6.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the front abutting mechanism 5 includes a first abutting block 51 and an abutting groove 52, the first abutting block 51 is disposed at the front end of the tray 2 along the sliding direction of the tray 2, and the main frame 1 is provided with the abutting groove 52 opposite to the first abutting block 51; in this embodiment, the first abutting block 51 abuts against the abutting groove 52, so that the front end of the tray 2 abuts against the main frame 1.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the side abutting mechanism 6 includes a plurality of first supporting blocks 61 disposed on the main frame 1, the bottom surface of the tray 2 is slidably attached to the upper surfaces of the first supporting blocks 61, along the sliding direction of the tray 2, a tab slot 62 is disposed at the rear end of the tray 2, an oblique tab 63 is disposed in the tab slot 62, a second abutting block 64 is extended from the main frame 1 opposite to the oblique tab 63, the bottom end of the oblique tab 63 is fixedly connected to the inner side wall of the tab slot 62, and the top end of the oblique tab 63 abuts against the bottom surface of the second abutting block 64; in this embodiment, the bottom surface of the tray 2 is slidably attached to the upper surface of the first supporting block 61, and the top end of the inclined elastic piece 63 abuts against the bottom surface of the second abutting block 64, so that the inclined elastic piece 63 elastically deforms in the elastic piece groove 62, and the tray 2 abuts against the main frame 1.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the first latch mechanism 7 includes a cross-shaped positioning grid 71 fixedly disposed on the bottom surface of the main frame 1, a partition 11, an inverted L-shaped latch 73, a stop 75 and a plurality of abutting blocks 74, a positioning column 711 is vertically arranged at the intersection of the cross-shaped positioning grid 71, a limiting hole is correspondingly arranged in the middle of the circuit board 3, a second supporting block 72 is arranged on the clapboard 11, the baffle 75 is abutted against the right side of the circuit board 3, the partition plate 11 abuts against the front side of the circuit board 3, the upper surface of the second supporting block 72 abuts against the lower surface of the circuit board 3, the transverse part of the inverted L-shaped buckle 73 is clamped with the lower surface of the circuit board 3, and the lower surfaces of the cross-shaped positioning grid 71 and the abutting block 74 abut against the upper surface of the circuit board 3; in this embodiment, the positioning column 711 is inserted into the limiting hole, and abuts against the right side of the circuit board 3 through the stopper 75, the vertical portions of the partition 11 and the L-shaped fastener 73 abut against the front side and the rear side of the circuit board 3, the upper surface of the second supporting block 72 abuts against the lower surface of the circuit board 3, the horizontal portion of the inverted L-shaped fastener 73 is fastened against the lower surface of the circuit board 3, and the lower surfaces of the cross-shaped positioning grid 71 and the abutting block 74 abut against the upper surface of the circuit board 3, so that the circuit board 3 is firmly fixed on the bottom surface of the main frame 1.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the second latch mechanism 8 includes a first mounting assembly 81 disposed on a side of the main frame 1, a notch 40 disposed on an end of the bridge frame 4, the notch 40 is provided with a first limit groove 41 and two through grooves 412, the bottom of the bridge 4 is provided with two limit blocks 411, the first mounting assembly 81 includes a fixing seat 811, a mounting block 810 disposed at the top of the fixing seat 811, a pressing block 812 disposed inside the mounting block 810, the bottom surface of the pressing block 812 abuts against the first limiting groove 41, the mounting block 810 is arranged right opposite to the notch 40, the two through grooves 412 are arranged at two sides of the first limiting groove 41, the notch of the through groove 412 is arranged towards the mounting block 810, and the inner side wall of the fixing seat 811 abuts against one side of the limiting block 411; in this embodiment, the bottom surface of the pressing block 812 abuts against the bottom surface of the first limiting groove 41, so that the end of the bridge 4 is pressed, and the stress applied to the bridge 4 during installation can be dispersed through the through groove 412.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, and fig. 7, the third engaging mechanism 9 includes a second mounting seat 91 disposed at a side of the main frame 1 and a second limiting groove 42 disposed at an end of the bridge 4, the second mounting seat 91 is provided with a mounting groove 92 with an upward opening, the U-shaped buckle 93 is disposed in the mounting groove 92, a vertical portion of the U-shaped buckle 93 is provided with a first inverse buckle 931, and after the vertical portion of the U-shaped buckle 93 passes through the second limiting groove 42, the two first inverse buckles 931 are respectively engaged with the second limiting groove 42; in this embodiment, the first inverse buckles 931 of the U-shaped buckles 93 are respectively buckled with the second limiting grooves 42, so as to buckle the end portions of the bridge frame 4 in the installation grooves 92.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, and fig. 7, the mounting structure further includes a cylindrical buckle 94 inserted into the mounting groove 92, an upper portion of the cylindrical buckle 94 is in interference fit with the U-shaped buckle 93, a second inverted buckle 941 is disposed at a bottom of the cylindrical buckle 94, a through hole is disposed at a lateral portion of the U-shaped buckle 93, and after the bottom of the cylindrical buckle 94 extends into the through hole, the second inverted buckle 941 is fastened to the U-shaped buckle 93; in this embodiment, the U-shaped buckle 93 is firmly locked in the mounting groove 92 by the second inverse buckle 941 of the cylindrical buckle 94.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims

1. A screwless fixed optical disk drive, characterized in that: including main frame (1), sliding connection is in tray (2) in main frame (1) is installed circuit board (3) of main frame (1) bottom and installing crane span structure (4) on main frame (1), tray (2) with be equipped with butt mechanism between main frame (1), circuit board (3) through first clamping mechanism (7) with main frame (1) is connected, the both ends of crane span structure (4) respectively through second clamping mechanism (8) and third clamping mechanism (9) with main frame (1) is connected.

2. The screwless fixing optical disk drive as claimed in claim 1, wherein: the abutting mechanism comprises a front abutting mechanism (5) arranged between the inner end of the tray (2) and the main frame (1) and side abutting mechanisms (6) arranged between the left side and the right side of the tray (2) and the main frame (1).

3. The screwless fixing optical disk drive of claim 2, wherein: preceding butt mechanism (5) include first butt piece (51) and butt groove (52), follow the slip direction of tray (2), first butt piece (51) set up in the front end of tray (2), it is just right on main frame (1) first butt piece (51) set up butt groove (52).

4. The screwless fixing optical disk drive of claim 2, wherein: side butt mechanism (6) including set up in a plurality of first supporting block (61) on main frame (1), the bottom surface of tray (2) with the upper surface slidable laminating of first supporting block (61), follow the slip direction of tray (2), tray (2) rear end is provided with shell fragment groove (62), be provided with oblique shell fragment (63) in shell fragment groove (62), it is just right on main frame (1) to stretch out second butt joint piece (64) to oblique shell fragment (63), the bottom fixed connection of oblique shell fragment (63) is in the inside wall of shell fragment groove (62), the top butt of oblique shell fragment (63) second butt joint piece (64) bottom surface.

5. The screwless fixing optical disk drive as claimed in claim 1, wherein: the first clamping mechanism (7) comprises a cross-shaped positioning grid (71) fixedly arranged on the bottom surface of the main frame (1), a partition plate (11), an inverted L-shaped buckle (73), a stop block (75) and a plurality of abutting blocks (74), a positioning column (711) is vertically arranged at the intersection of the cross-shaped positioning grid (71), the middle part of the circuit board (3) is correspondingly provided with a limiting hole, the clapboard (11) is provided with a second supporting block (72), the stop block (75) is abutted against the right side of the circuit board (3), the partition plate (11) is abutted against the front side of the circuit board (3), the upper surface of the second supporting block (72) is abutted against the lower surface of the circuit board (3), the transverse part of the inverted L-shaped buckle (73) is clamped with the lower surface of the circuit board (3), the lower surfaces of the cross-shaped positioning grid (71) and the abutting block (74) abut against the upper surface of the circuit board (3).

6. The screwless fixing optical disk drive as claimed in claim 1, wherein: the second clamping mechanism (8) comprises a first mounting component (81) arranged on the side edge of the main frame (1) and a notch (40) arranged at the end part of the bridge (4), wherein a first limiting groove (41) and two through grooves (412) are formed in the notch (40), the bottom of the bridge (4) is just provided with two limiting blocks (411), the first mounting component (81) comprises a fixing seat (811), a mounting block (810) arranged at the top of the fixing seat (811), and a pressing block (812) arranged on the inner side of the mounting block (810), the bottom surface of the pressing block (812) is abutted to the first limiting groove (41), the mounting block (810) is just arranged to the notch (40), the through grooves (412) are arranged on two sides of the first limiting groove (41), and the notch of the through grooves (412) faces to the mounting block (810), the inner side wall of the fixed seat (811) is abutted against one side of the limiting block (411).

7. The screwless fixing optical disk drive as claimed in claim 1, wherein: third latch mechanism (9) including set up in second mount pad (91) of main frame (1) side with set up in the second spacing groove (42) of the tip of crane span structure (4), be equipped with mounting groove (92) that the opening faces up on second mount pad (91), set up U type buckle (93) in mounting groove (92), the vertical portion of U type buckle (93) is equipped with first back-off (931), the vertical portion of U type buckle (93) is upwards worn out behind second spacing groove (42), two first back-off (931) respectively with second spacing groove (42) joint.

8. The screwless fixing optical disk drive of claim 7, wherein: still including inserting column buckle (94) in mounting groove (92), the upper portion of column buckle (94) with U type buckle (93) interference fit, the bottom of column buckle (94) is provided with second back-off (941), the through-hole has been seted up to the horizontal portion of U type buckle (93), the bottom of column buckle (94) stretches into behind the through-hole, second back-off (941) with U type buckle (93) joint.