CN104279409A - Screen fixing device - Google Patents

Abstract

A screen fixing device, comprising a bearing frame with a plate body, a first adjusting frame and a second adjusting frame for fixing the screen, the first adjusting frame includes a rotating plate and a fixed plate for vertically rotating the plate, the rotating plate is provided with an opening and The driving piece, the rotating plate is pivotally connected to the plate body and can rotate around a first axis vertical to the plate body, the second adjustment frame is pivotally connected to the fixed plate and can rotate around a second axis vertical to the fixed plate, and a first slider passes through The opening is slidably arranged on the plate body along the direction perpendicular to the plate body, and a second slider is slidably arranged on the rotating plate along the direction perpendicular to the plate body. The first and second sliders are respectively provided with a The through grooves, the second adjusting frame and the driving plate are respectively provided with cylinders that can slide in the two through grooves, and sliding the first and second slides can make the two cylinders drive the first and second adjusting frames to rotate respectively. The adjusting component of the screen fixing device is installed on the rear side of the screen, and the slider can be slid to rotate the first and second adjusting frames as required to adjust the angle of the screen.

Description

screen fixture

technical field

The invention relates to a screen fixing device.

Background technique

The TV screen is usually fixed on the wall, and it cannot be moved or adjusted after being fixed. Especially once the large screen wall is assembled, it will be very troublesome to change the angle or move it.

Contents of the invention

In view of the above, it is necessary to provide a screen fixing device capable of conveniently adjusting the TV screen.

A screen fixing device, used for fixing a screen, includes a fixing frame and an adjusting assembly, and the adjusting assembly includes a set of bearing frames arranged on the fixing frame, a first adjusting frame and a second adjusting frame, the carrying The frame includes a plate body, the screen is mounted on the second adjusting frame, the first adjusting frame includes a rotating plate and a fixed plate perpendicular to the rotating plate, the rotating plate is provided with an opening and is vertically arranged on one side of the opening the driving plate, the rotating plate is pivotally connected to the plate body and can rotate around a first axis perpendicular to the plate body, the second adjusting frame is pivotally connected to the fixing plate and can rotate around a second axis perpendicular to the fixing plate, A first slider passes through the opening and is slidably assembled on the plate body along a direction perpendicular to the plate body, a second slider is slidably assembled on the rotating plate along a direction perpendicular to the plate body, the first The slide block and the second slide block are respectively provided with a through groove extending obliquely with respect to the plate body, and the second adjustment frame and the drive plate are respectively provided with cylinders that can slide in the two through grooves, and slide the first slide block and the second slide block. The sliding can make the two cylinders respectively drive the first adjusting frame and the second adjusting frame to rotate.

Compared with the prior art, the adjusting component of the screen fixing device is installed on the rear side of the screen, and the two sliders can be slid to rotate the first adjusting frame and the second adjusting frame as required, and the angle of the screen can be adjusted.

Description of drawings

Fig. 1 is a perspective view of a screen fixing device and several screens of the present invention.

Fig. 2 is a perspective view of the screen fixing device of the present invention.

3 and 4 are partial exploded views of FIG. 2 .

FIG. 5 is an exploded perspective view of the adjustment assembly in FIG. 3 .

Fig. 6 is a view of Fig. 5 from another direction.

FIG. 7 is a perspective assembly view of FIG. 6 .

Fig. 8 is a sectional view along line VIII-VIII of Fig. 7 .

Fig. 9 is a cross-sectional view along line IX-IX of Fig. 7 .

FIG. 10 and FIG. 11 are diagrams of another use state of the adjustment assembly of FIG. 7 .

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

Detailed ways

Please refer to FIG. 1 to FIG. 4 , the screen fixing device of the present invention is used to fix a plurality of screens 10 , including a fixing frame 20 and a plurality of adjustment components 30 .

In this embodiment, each screen 10 is a TV screen, and an assembly plate 12 is provided on the rear side of the screen 10 . Two fixing elements 14 are respectively provided on two ends of the outer side of the assembly plate 12 . The fixing elements 14 are thumb screws.

The fixing frame 20 includes a base 22 and a plurality of brackets 21 vertically disposed on the top surface of the base 22 . Each bracket 21 includes two columns 24 , two aligned connecting columns 26 vertically connecting the front and rear sides of the two columns 24 , and two guide rails 28 vertically fixed on the top surfaces of the two connecting columns 26 . Tops of the two guide rails 28 extend toward each other to form two guide pieces 280 . A locking portion 282 is disposed at a rear end of each guide rail 28 . Each column 24 is hollow, and the size of its bottom end is smaller than that of its top, so that the bottom end of the column 24 of one bracket 21 can be plugged and fixed to the top of the column 24 of the other bracket 21 .

Each adjustment assembly 30 is mounted on a bracket 21 , and the adjustment assembly 30 includes a bearing frame 40 , a first adjustment frame 50 , a second adjustment frame 60 , two adjustment components 70 and a plurality of locking components 80 .

The supporting frame 40 includes a plate body 42 , two baffles 44 extending vertically upward from two sides of the plate body 42 , and two sliding plates 46 vertically extending outward from the two baffles 44 . An arc-shaped first angle ruler 420 is disposed adjacent to the front end of the board body 42 . A fastening portion 440 capable of engaging with the fastening portion 282 of the fixing frame 20 is disposed on the outer rear end of each baffle plate 44 . The two baffles 44 can slide along opposite sides of the two guide rails 28 , and the two slides 46 can slide along the bottom surfaces of the two guide pieces 280 . A front end of the plate body 42 is provided with a support piece 421 .

Please refer to FIG. 5 and FIG. 6 , the first adjusting frame 50 includes a rotating plate 52 and a strip-shaped fixing plate 54 vertically arranged at the front end of the rotating plate 52 . A slot 520 is defined near the right end of the rotating plate 52 . A driving piece 522 protrudes vertically from a rear side of the slot 520 (a side away from the fixing plate 54 ). A first column 524 protrudes from a front side of the driving piece 522 toward the fixing plate 54 . A through hole 526 is defined in the middle of the rotating plate 52 . An arrow-shaped pointer 528 is disposed on the through hole 526 at the middle of the rear side of the rotating plate 52 . Two ends of the rear side of the rotating plate 52 are respectively provided with a mounting piece 530 . Each mounting piece 530 defines a slide slot 532 that is backward and inclined toward the pointer 528 . The fixing plate 54 defines three fixing holes 540 along its length. Two ends of the fixing plate 54 respectively extend a flap 541 vertically forward. One of the flaps 541 is provided with a pointer 543 (as shown in Figure 11).

The second adjusting frame 60 includes a central board 62 , two extending arms 64 vertically extending forward from two ends of the central board 62 , and two assembly arms 66 vertically extending outward from ends of the two extending arms 64 . The central plate 62 defines a through slot 620 along its length, a pivot hole 622 above the through slot 620 , and two slide slots 624 respectively located on two sides of the pivot hole 622 . The two sliding grooves 624 extend along the width direction of the central board 62 . A second pillar 626 protrudes from the rear side of the center plate 62 between the pivot hole 622 and the sliding slot 624 on the left side. A row of second angle rulers 628 extending along the width direction of the center board 62 is disposed on the front side of the center board 62 adjacent to the slide slot 624 on the left side. Each assembly arm 66 defines two assembly holes 660 along the width direction of the central plate 62 . Each assembly hole 660 includes a larger through hole 662 communicating with each other and a fastening hole 664 located below the through hole 662 and smaller than the through hole 662 .

Each adjusting member 70 includes a receiving frame 72 , a threaded member 74 , a sliding block 76 , a spring 78 , a washer 90 and a C-shaped fastener 700 . The receiving frame 72 includes a top wall 720, a bottom wall 722, two end walls 724 vertically connecting the two ends of the top wall 720 and the bottom wall 722, and two vertically extending outwards from the bottom ends of the two end walls 724. Leg 726. The top wall 720 and the bottom wall 722 respectively define a through hole 728 correspondingly. The threaded member 74 includes a head 740 , a threaded portion 742 disposed on one side of the head 740 , and a polished rod 744 connected to an end of the threaded portion 742 . The polished rod 744 defines an annular groove 746 on its peripheral surface. One end of the sliding block 76 defines a screw hole 760 passing through the top surface and the bottom surface of the sliding block 76 , and the other end defines a through slot 762 passing through one side of the sliding block 76 . The slot 762 slopes downward toward the screw hole 760 , including a first slope 764 adjacent to the screw hole 760 and a second slope 766 away from the screw hole 760 .

The spring 78 and the sliding block 76 are received between the top wall 720 and the bottom wall 722 of the receiving frame 72 . After the polished rod 744 of the threaded member 74 passes through the spacer 90, the through hole 728 of the top wall 720, the spring 78, the screw hole 760 of the slider 76 and the through hole 728 of the bottom wall 722 in sequence, the annular The slot 746 protrudes from the lower surface of the bottom wall 722 , and the fastener 700 is engaged in the annular slot 746 . At this time, the spring 78 elastically deforms.

Each fastener 80 includes a head 800 , a locking portion 802 and a polished rod 804 connected between the head 800 and the locking portion 802 .

7 to 9, the support piece 421 of the plate body 42 passes through the slot 620 of the center plate 62 from back to front, and the rotating plate 52 of the first adjustment frame 50 passes through the center plate 62 from front to back. through the groove 620 until the fixing plate 54 is attached to the front side of the center plate 62 , and the bottom end of the flap 541 is supported by the support piece 421 . The pointer 543 of the fixing plate 54 is facing the second angle ruler 628 . The locking portion 802 of a locking member 80 passes through a washer 90 and the pivot hole 622 of the central plate 62 and is locked into a fixing hole 540 of the fixing plate 54, and the locking portions 802 of the two locking members 80 pass through the two pads. The piece 90 and the two sliding slots 624 are then locked into the other two fixing holes 540 of the fixing plate 54 , so that the second adjusting frame 60 is rotatably fixed to the first adjusting frame 50 . There is a certain distance between the central plate 62 and the rotating plate 52 . The second column 626 is away from the slot 520 . The two legs 726 of one of the adjustment parts 70 are fixed on the left side of the top surface of the rotating plate 52 , and the second cylinder 626 extends into the through slot 762 of the adjustment part 70 .

The locking portion 802 of a locking member 80 passes through a washer 90 and the through hole 526 of the rotating plate 52 and is locked into the plate body 42 of the supporting frame 40 . The locking portions 802 of the two locking elements 80 pass through the two spacers 90 and the two sliding grooves 532 of the rotating plate 52 and then lock into the plate body 42 . The rotating plate 52 is rotatably installed above the plate body 42 . The pointer 528 of the rotating plate 52 is aligned with the first angle ruler 420 of the plate body 42 . The first cylinder 524 extends into the through slot 762 of another adjustment member 70 , and the two legs 726 of the adjustment member 70 go through the slot 520 of the rotating plate 52 and are fixed on the top surface of the plate body 42 .

The inclination directions of the slots 762 of the two adjusting parts 70 are opposite, that is, the right adjusting part 70 is inclined upward and rightward, and the left adjusting part 70 is inclined upward and leftward.

The screen 10 can be fixed on the front side of the second adjusting frame 60 through the fitting holes 660 of the second adjusting frame 60 through several fixing elements 14 . Each fixing element 14 passes through a through hole 662 and is locked into a corresponding fastening hole 664 .

Please refer to FIG. 10 , if the screen 10 is to be rotated around one axis of the plate body 42 of the vertical bearing frame 40 , and the right end of the screen 10 is rotated backwards and the left end is rotated forward, the adjusting member 70 that cooperates with the first cylinder 524 is rotated. The head 740 of the threaded member 74 moves the slider 76 of the adjusting member 70 downwards, and the second slope 766 of the through groove 762 of the slider 76 slides downwards over the first cylinder 524 and exerts a rightward thrust For the first cylinder 524, the rotating plate 52 is moved backwards in the clockwise direction until the locking piece 80 passing through the right chute 532 of the rotating plate 52 stops at the front end of the chute 532, and passes through The locking member 80 disposed on the left sliding slot 532 stops at the rear end of the sliding slot 532 . If it is necessary to make the right end of the screen 10 turn forward and the left end to rotate backward, turn the head 740 of the screw 74 of the adjusting member 70 in the opposite direction to move the slider 76 of the adjusting member 70 upwards, and the slider 76 of the slider 76 The first slope 764 of the through groove 762 slides upwards over the first cylinder 524 and applies a leftward thrust to the first cylinder 524, so that the rotating plate 52 rotates forward in the counterclockwise direction until it passes through the first cylinder 524. The locking member 80 of the chute 532 on the right side of the rotating plate 52 stops at the rear end of the chute 532 , and the locking member 80 pierced through the left chute 532 stops at the front end of the chute 532 . The pointer 528 moves along the first angle ruler 420 , so that the user can know the forward and backward angles of the two ends of the screen 10 .

Please refer to Fig. 11, when wanting to make the screen 10 rotate around a shaft perpendicular to the fixed plate 54 of the first adjusting frame 50, turn the head 740 of the threaded part 74 of the adjusting part 70 that cooperates with the second cylinder 626 to make the adjustment The slider 76 of the component 70 moves downwards, and the second slope 766 of the through groove 762 of the slider 76 slides down over the first column 524 and applies a leftward thrust to the second column 626, so that the first column 626 The left end of the two adjustment brackets 60 is inclined downwards along the direction perpendicular to the plate body 42 until the locking member 80 of the chute 624 on the left side of the center plate 62 stops at the top of the chute 624, and passes through the chute 624. The locking member 80 of the right sliding slot 624 blocks the bottom end of the corresponding sliding slot 624 . If it is necessary to make the left end of the screen 10 turn upwards and the right end to turn downwards, the head 740 of the threaded part 74 of the adjusting part 70 is reversely rotated to move the slider 76 of the adjusting part 70 upwards, and the through groove of the sliding block 76 The first slope 764 of 762 slides upwards over the first cylinder 524 and applies a rightward thrust to the second cylinder 626, so that the left end of the second adjustment frame 60 is inclined upwards and the right end is downwards until it passes through the The locking member 80 of the left sliding slot 624 of the center plate 62 stops at the bottom of the sliding slot 624 , and the locking member 80 passing through the right sliding slot 624 stops at the top of the corresponding sliding slot 624 . The pointer 543 moves along the second angle ruler 628 , so that the user can easily know the upward and downward angles of the two ends of the screen 10 .

The supporting frame 40 can slide back and forth along the two guide rails 28 , so that the screen 10 can slide back and forth relative to the corresponding bracket 21 .

Claims (15)

1. a screen fixture, for fixing a screen, comprise a fixing frame and an adjusting part, this adjusting part comprises the bearing frame that is mounted on this fixing frame, one first regualting frame and one second regualting frame, this bearing frame comprises a plate body, this screen is installed in this second regualting frame, this first regualting frame comprises the fixed plate of a rotor plate and this rotor plate vertical, this rotor plate is provided with an opening and is vertical at the driving plate of side of this opening, this rotor plate is articulated in this plate body and can rotates around the first axle of this plate body vertical, this second regualting frame is articulated in this fixed plate and can rotates around the second axle of this fixed plate vertical, one first slide block is mounted on this plate body slidably through the direction of this opening edge this plate body vertical, one second slide block is mounted on this rotor plate slidably along the direction of this plate body vertical, first slide block and the second slide block are respectively equipped with a groove tilting to extend relative to this plate body, second regualting frame and driving plate are respectively equipped with the cylinder that can slide in two grooves, the first slide block and second that slides slides and two cylinders can be made to drive the first regualting frame and the second regualting frame to rotate respectively.

2. screen fixture as claimed in claim 1, is characterized in that: the bearing of trend of the groove of this first slide block and the groove of the second slide block with this first axle for axisymmetric is arranged.

3. screen fixture as claimed in claim 1, is characterized in that: the middle part of the rotor plate of this first regualting frame is provided with a perforation, and a lock firmware rotation is locked in this plate body through this pivoting hole and the first regualting frame is articulated in bearing frame.

4. screen fixture as claimed in claim 1, it is characterized in that: this fixed plate is vertical at one end of this rotor plate, the middle part of the other end of this rotor plate projects a pointer, and the plate body of this bearing frame is provided with the angle ruler of an arc.

5. screen fixture as claimed in claim 4, is characterized in that: this rotor plate in this pointer bilateral symmetry be provided with two chutes, two lock firmwares are arranged in the plate body that this two chute is locked in this bearing frame slidably.

6. screen fixture as claimed in claim 1, it is characterized in that: this screen fixture also comprises two collecting frames, two springs, one collecting frame is fixed on this plate body through this opening, another collecting frame this fixed plate contiguous is fixed on this rotor plate, this first slide block and the second slide block are contained in two collecting frames respectively, two springs are contained in two collecting frames respectively, and two springs can along the direction resiliently deformable of this plate body vertical.

7. screen fixture as claimed in claim 6, it is characterized in that: this screen fixture also comprises two threaded pieces, two packing rings and two fasteners, this first slide block is provided with screw along the direction of vertical plate body respectively with the second slide block, this corresponding screw of first slide block of two collectings frame and the screw of the second slide block are provided with through hole, each threaded piece comprises a screw section and is located at the polished rod at two ends and a head of screw section respectively, the polished rod of two threaded pieces is through two packing rings, block is sticked in accommodating two fasteners outside frame after the screw of the collecting perforation of frame and the screw of the first slide block and the second slide block, the screw section of two threaded pieces screws in the screw of the first slide block and can slide along the direction of vertical plate body with the second slide block to make the first slide block with the screw of the second slide block.

8. screen fixture as claimed in claim 1, it is characterized in that: this second regualting frame comprises a center plate, the middle part of center plate is provided with a pivoting hole, and a lock firmware is locked in this fixed plate through this pivoting hole.

9. screen fixture as claimed in claim 8, it is characterized in that: this center plate is provided with a pair chute along the direction of this plate body vertical, two chutes are positioned at the both sides of this pivoting hole, and two lock firmwares are arranged in the fixed plate that this two chute is locked in this first regualting frame slidably.

10. screen fixture as claimed in claim 9, is characterized in that: the contiguous wherein chute of this center plate is provided with an angle ruler, and this fixed plate is provided with one just to the pointer of this angle ruler in one end.

11. screen fixture as claimed in claim 1, is characterized in that: this bearing frame Slide Group is located at this fixing frame.

12. screen fixture as claimed in claim 11, it is characterized in that: this fixing frame comprises a pedestal and a support, support comprises two guide rails at two columns being vertically fixed on this pedestal, vertical two attachment posts connecting the both sides, front and back of this two column and the top being vertical at this two attachment post, and this bearing frame can be installed between this two guide rail slidingly back and forth.

13. screen fixture as claimed in claim 12, it is characterized in that: the top of two guide rails extends to form two fairleads in opposite directions, the both sides of the plate body of this bearing frame are provided with the baffle plate that can slide along this two guide rail and respectively from this two baffle plate outwards vertically extending two slide plates, two slide plates can slide along the bottom surface of two fairleads.

14. screen fixture as claimed in claim 12, it is characterized in that: each column hollow, and the size on top are greater than the size of bottom, and the bottom of the column of a support is pluggable and be fixed on the top of another column.

15. screen fixture as claimed in claim 8, it is characterized in that: the rear side of this screen is provided with a buck plate, the two ends in the outside of this buck plate are respectively equipped with two fixed elements, the two ends of this center plate are respectively equipped with a buck plate, each buck plate offers a pilot hole, each pilot hole comprises a clamping hole of the larger perforating be interconnected and the below being positioned at this perforating, and each fixed element is through a perforating and snap in corresponding clamping hole.