CN211925260U - Rotation structure of screen - Google Patents

Abstract

The utility model relates to a screen rotating structure, which comprises a shell, wherein the shell is combined on the top of a supporting frame, and the front end of the shell is provided with a first rail; a rotation component pivoted to the housing, the front end of the rotation component being connected to a rear side plate of a monitor; the telescopic module comprises a sliding part and an elastic part, the sliding part is connected with the first track in a relatively sliding mode, and two ends of the elastic part are respectively connected with the shell and the sliding part; one end of a link rod is pivoted with the rotating component, and the other end of the link rod is pivoted with the sliding component, so that when the rotating component rotates to drive the screen to rotate by 90 degrees, the elastic component elastically stretches and retracts, and the sliding component slides back and forth.

Description

Rotation structure of screen

Technical Field

The present invention relates to a monitor rotation structure, and more particularly, to a rotation structure for rotating a monitor relative to a supporting frame.

Background

In addition to the adjustment of the elevation angle of the conventional display, a lifting device is usually added to adjust the height or further rotate the display screen left and right, so that the functions of the conventional display become more complete and diversified, and the requirements of different users are met. The screens of the above mentioned types are mostly horizontally disposed, and when viewing straight documents, pictures or pictures, the picture will be reduced and inconvenient. Therefore, in order to view the image conveniently, the screen must rotate the horizontal state into the vertical state through the rotation function of the supporting frame to display the complete image,

wherein, as shown in the patent of 'support frame capable of interlocking screen rotation and height adjustment' of the invention No. TWI 386054 in Taiwan, it mainly comprises a guide slot is arranged on a support frame, the lower end of the guide slot is connected with an enlarged hole; a sliding part movably combined on the bracket, and combined with a screen by a first pivot, wherein the tail end of the first pivot is provided with a locking part which is combined with the expanding hole and is provided with a wide edge and a narrow edge; when the screen is at the lowest position and is in a horizontal state, the locking part of the first pivot is located in the enlarged hole, the narrow side of the locking part is aligned with the guide slot, the locking part can move up and down in the guide slot to adjust the height of the screen, and the screen cannot be rotated vertically when the height of the screen is raised; when the screen is rotated to be vertical at the lowest position, the wide side of the first pivot locking part is stopped at the lower end of the guide slot, so that the screen cannot be raised; therefore, the screen in the vertical state can only be kept at the lowest position to maintain the stability of the whole and avoid falling. As shown in the patent documents TW I340595, "plane rotation mechanism of supporting device", TW I352787, "rotation structure of supporting frame", and TW 201941591a, "electronic device and supporting frame thereof", the screen can be rotated by the mutual linkage of the mechanisms.

With the structure disclosed in the above patent, the screen can be rotated from horizontal to vertical to display a complete picture. However, in practical use, each patent only uses the linked mechanism to rotate the screen only when the user continuously applies force, but does not consider the requirement of labor-saving and stable rotation in the whole rotation process, so that the screen still consumes much force at the end of rotation, and the phenomenon of collision is easily caused by too fast rotation. In view of the above, in order to provide a structure different from the prior art and improve the above disadvantages, the inventor has experienced many years and has continuously researched and developed the invention.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a screen rotation structure, which can improve the stability of the rotation of the screen by driving a sliding member to slide back and forth through a connecting rod when a rotation component rotates and matching with the compression and resilience of an elastic member; when the screen rotates more than 45 degrees, the subsequent rotation can be completed only by the spring force without applying external force, so as to produce labor-saving effect, make the whole rotation process lighter, and produce the effect of rotation positioning.

To achieve the above objective, the present invention provides a monitor rotation structure for connecting between a rear plate of a monitor and a top of a supporting frame, the monitor rotation structure includes a housing, a rotation component, a telescopic module and a connecting rod. The shell is combined with the top of the support frame, and the front end of the shell is provided with a first rail; the rotating component is pivoted with the shell, and the front end of the rotating component is connected with the rear side plate of the screen; the telescopic module comprises a sliding part and an elastic part, the sliding part is connected with the first track in a relatively sliding mode, and two ends of the elastic part are respectively connected with the shell and the sliding part; one end of the connecting rod is pivoted with the rotating component, and the other end of the connecting rod is pivoted with the sliding component, so that when the rotating component drives the screen to rotate by 90 degrees, the sliding component slides back and forth.

When in use, the utility model discloses still include a damping piece, the runner assembly is connected to the damping piece, supplies to slow down the rotation rate of runner assembly.

When in use, the rotating assembly comprises a shaft rod and a first gear, the front end of the shaft rod passes through the rear side plate of the screen to be connected with the rear side plate, and the first gear is sleeved with the positioning shaft rod; the damping piece comprises a second gear and a damping rotating shaft, the second gear is meshed with the first gear, the second gear is sleeved with one end of the damping rotating shaft, and the other end of the damping rotating shaft is connected with the rear end of the fixed shell.

When in implementation, the rotating assembly further comprises a limiting piece which is sleeved with the positioning shaft rod, and the periphery of the limiting piece is provided with a clamping part; the shell comprises a positioning frame and a shell, the positioning frame is provided with a front plate, the front plate is provided with an arc-shaped groove, one end of the arc-shaped groove is provided with a first limiting portion, the other end of the arc-shaped groove is provided with a second limiting portion for limiting the rotation angle of the clamping portion.

When the gear box is used, one side of the front plate is provided with a first supporting leg, the other side of the front plate is provided with a second supporting leg, the first supporting leg and the second supporting leg are respectively connected with the front end of the shell, and a limiting space is formed between the front plate and the shell and used for accommodating the first gear and the limiting part.

When the rotating assembly is implemented, the rotating assembly further comprises a lantern ring, the lantern ring is sleeved with the positioning shaft rod, the periphery of the lantern ring is provided with a connecting part, and the connecting part is pivoted with one end of the connecting rod.

When in implementation, the rotating assembly also comprises a spring piece and a fixed plate, and the spring piece and the fixed plate are coaxially sleeved with the positioning shaft rod; the spring piece clamp is arranged between the limiting piece and the first gear; the fixing plate is clamped between the front end of the shaft lever and the lantern ring.

When the device is implemented, the shell also comprises a frame, the frame is provided with a first baffle plate and a second baffle plate, and a first track is arranged between the first baffle plate and the second baffle plate; the two sides of the sliding part are provided with second rails connected with the first rails.

When in operation, the sliding part is provided with a positioning plate which is parallel to the first baffle and the second baffle; the elastic piece comprises at least one compression spring, and two ends of the at least one compression spring respectively abut against the second baffle and the positioning plate.

When the screen is rotated from 0 degree to 45 degrees, the sliding part slides in a direction away from the rotating component, and when the screen is rotated from 45 degrees to 90 degrees, the sliding part slides in a direction close to the rotating component.

In order to facilitate a deeper understanding of the present invention, it will be described in detail later.

Drawings

FIG. 1 is an exploded perspective view of the present invention and a rear panel and a supporting frame of a monitor;

fig. 2 is an exploded perspective view of a preferred embodiment of the present invention;

fig. 3 is a cross-sectional view of a preferred embodiment of the present invention;

FIG. 4 is an enlarged view of a portion a of FIG. 3;

FIG. 5 is a diagram illustrating a screen of the present invention being rotated from 90 degrees to 45 degrees;

FIG. 6 is an enlarged view of a portion b of FIG. 5;

FIG. 7 is a diagram illustrating the screen of the present invention being rotated from 45 degrees to 0 degree;

FIG. 8 is an enlarged view of a portion of section c of FIG. 7;

FIG. 9 is a schematic perspective view of the screen of the present invention at 0 degree in the horizontal direction.

Description of the reference numerals

Screen rotating structure 1 casing 2

First accommodation space 211 of shell 21

Second accommodation space 212 positioning frame 22

First leg 222 of front plate 221

Second leg 223 arcuate slot 224

First position-limiting portion 225 and second position-limiting portion 226

Axial hole 228 of limit space 227

Projection 231 of frame 23

Spacer 232 first baffle 233

Second stop 234 first rail 235

Rotating assembly 3 shaft 31

Fixing plate 32 collar 33

Stopper 34 of connecting part 331

Latch 341 spring piece 35

First gear 36 nut 37

Sliding part 41 of expansion module 4

Second rail 412 of positioning plate 411

Elastic member 42 of pivot part 413

Connecting rod 5 damping piece 6

Second gear 61 damping spindle 62

The rear plate 91 of the support frame 9.

Detailed Description

The screen rotation structure of the utility model comprises a shell, which is combined with the top of a support frame; a rotation component pivoted to the housing, the front end of the rotation component being connected to a rear side plate of a monitor; the telescopic module comprises a sliding part and an elastic part, the sliding part is connected with the first track at the front end of the shell in a relatively sliding mode, and two ends of the elastic part are respectively connected with the shell and the sliding part; one end of a connecting rod is pivoted with the rotating component, and the other end of the connecting rod is pivoted with the sliding component, so that when the rotating component rotates to drive the screen to rotate from the transverse direction to the vertical direction, the elastic component elastically stretches and retracts, and the sliding component slides back and forth.

Referring to fig. 1, the screen rotation structure 1 of the present invention has a housing 2, a supporting frame 9 is combined with the rear side of the housing 2, a rotation component 3 is pivoted to the housing 2, the front end of the rotation component 3 is connected to the rear side plate 91 of the rectangular screen, so that when the rotation component 2 rotates, the screen is driven to rotate from the horizontal 0 degree to the vertical 90 degrees, or return from the vertical 90 degrees to the horizontal 0 degree.

Referring to fig. 2 to 4, a preferred embodiment of the screen rotation structure 1 of the present invention mainly includes a housing 2, a rotation component 3, a telescopic module 4, a link 5 and a damping member 6. The housing 2 includes a housing 21, a positioning frame 22 and a frame 23. The housing 21 is a rectangular body, and has a front end and a rear end which are large in area and parallel to each other, and a first accommodating space 211 and a second accommodating space 212 which are recessed are formed on the front end surface of the housing 21; the rear end face of the shell 21 is locked with the top of the front end face of the support frame 9.

The positioning frame 22 is a U-shaped plate body, and has a front plate 221, one side of the front plate 221 is bent into a first leg 222, the other side of the front plate 221 is bent into a second leg 223, the plate surface of the front plate 221 has an arc-shaped groove 224 and a shaft hole 228, one end of the arc-shaped groove 224 forms a first limiting portion 225, and the other end of the arc-shaped groove 224 forms a second limiting portion 226; one end of the first leg 222 and one end of the second leg 223 are respectively connected to the front end surface of the housing 2, a limiting space 227 is formed between the front plate 221 and the front end surface of the housing 21, and the limiting space 227 is communicated with the first accommodating space 211 of the housing 21. The frame 23 is generally rectangular, two sides of the frame are respectively locked with the front plate 221, one end of the frame 23 is provided with two opposite lugs 231, a space 232 is arranged between the two opposite lugs 231, the two lugs 231 are combined into a first baffle 233, the other end of the frame 23 is provided with a second baffle 234, and the second baffle 234 is parallel to the first baffle 233; a first rail 235 is disposed between the first blocking plate 233 and the second blocking plate 234, and in this embodiment, the first rail 235 is a long-strip-shaped groove respectively formed on two side plates of the frame 23.

The rotating assembly 3 includes a shaft 31, a fixing plate 32, a collar 33, a limiting member 34, a spring plate 35 and a first gear 36, wherein one end of the shaft 31 has a head, the other end of the shaft 31 has an external thread, and the periphery of the shaft 31 has planes parallel to each other. The shaft rod 31 sequentially passes through the fixing plate 32, the collar 33, the shaft hole 228 of the positioning frame 22, the limiting piece 34, the spring piece 35 and the first gear 36, and after a nut 37 locks the external thread, the fixing plate 32 and the collar 33 are positioned at one side of the front plate 221, the limiting piece 34, the spring piece 35 and the first gear 36 are positioned in the limiting space 227 and the first accommodating space 211 at the other side of the front plate 221, and the fixing plate 32 is clamped between the head of the shaft rod 31 and the collar 33; the fixing plate 32 is locked to the rear plate 91 of the monitor so that the monitor and the rotating assembly 2 can rotate synchronously with the shaft hole 228 of the positioning frame 22.

The collar 33 has a protrusion on the periphery thereof, which serves as a connecting portion 331; the stopper 34 is a circular plate, and the periphery of the plate has a protruding plate bent at 90 degrees, and the protruding plate serves as the locking portion 341. When the spring plate 35 is sandwiched between the limiting member 34 and the first gear 36 to press against the limiting member 34, the locking portion 341 passes through the arc-shaped groove 224 of the positioning frame 22, and when the monitor and the rotating component 2 rotate synchronously with the shaft hole 228 of the positioning frame 22 as the axis, two sides of the locking portion 341 press against the first limiting portion 225 or the second limiting portion 226 at two ends of the arc-shaped groove 224 respectively to limit the rotation angle of the monitor and the rotating component 2.

The telescopic module 4 is accommodated between the first stop 233 and the second stop 234 of the frame 23, the telescopic module 4 includes a sliding member 41 and an elastic member 42, the sliding member 41 is H-shaped, a positioning plate 411 is disposed at the middle position of the sliding member 41, and the positioning plate 411 is parallel to the first stop 233 and the second stop 234; the sliding member 41 has a plurality of grooves arranged at intervals and a plurality of balls respectively positioned in the grooves on both sides thereof, and the grooves and the balls are combined to form a second track 412. The second rail 412 corresponds to the first rail 235, so that the sliding member can slide between the first plate 233 and the second plate 234; the sliding member 41 has a pivot 413 at a center thereof. The elastic element 42 is two compression springs arranged in parallel at an interval, and two ends of the two compression springs respectively press against the second blocking plate 234 and the positioning plate 411.

One end of the link 5 is pivotally connected to the connecting portion 331 at the periphery of the collar 33, and the other end of the link 5 is pivotally connected to the pivotally connecting portion 413 of the sliding member 41, so that the sliding member 41 can slide back and forth when the rotating member 3 rotates the monitor by 90 degrees. Since the sliding direction of the sliding member 41 intersects with the axis of the rotating member 3, when the rotating member 3 drives the screen to rotate from 0 degree to 45 degrees, the sliding member 41 slides in a direction away from the rotating member 3; when the rotating component 3 drives the screen to rotate from 45 degrees to 90 degrees, the sliding component 41 slides in the direction approaching to the rotating component 3. The damping member 6 includes a second gear 61 and a damping shaft 62, the second gear 61 is engaged with the first gear 36, and the second gear 61 is sleeved on one end of the damping shaft 62 to generate frictional resistance; the damping rotating shaft 62 is accommodated in the second accommodating space 212 of the housing 21, and the other end of the damping rotating shaft 62 is connected to the rear end of the fixed housing 21.

Thus, as shown in FIGS. 5 to 9, when the user pushes the monitor clockwise and the rotation component 3 drives the monitor to rotate from 90 degrees to 45 degrees, the sliding component 41 compresses the elastic component 42 to slide the sliding component 41 away from the rotation component 3; when the screen rotates from 45 degrees to 0 degree, the sliding member 41 can slide in the direction approaching the rotating member 3 by the elastic force of the elastic member 42, so as to make the rotating member 3 drive the screen to rotate continuously in a labor-saving manner. In the back stage of the screen rotation, the friction resistance generated by the damping member 6 can effectively slow down the rotation rate of the rotation component 3, prevent the excessive resilience force when the rotation is completed, and improve the stability of the screen rotation.

Based on the structure, the utility model has the advantages of it is following:

1. the utility model discloses use the interlock of runner assembly, flexible module and connecting rod to change, make the screen can follow horizontal 0 degrees rotation to the 90 degrees of directness, or from the 90 degrees rotations of directness to horizontal 0 degrees states, consequently, can be effectively laborsaving and let whole rotatory process lighter, produce rotational positioning's effect simultaneously.

2. The utility model discloses set up first gear on runner assembly's axostylus axostyle, first gear meshing second gear makes the second gear be connected with the damping pivot again in order to produce the friction damping effect, consequently, not only can effectively slow down the rotation rate of the rotatory back end process of screen to resilience force when preventing to rotate to accomplish is too big, and can let the whole rotatory action of screen more stable smooth and easy.

Although the present invention has been described with reference to the preferred embodiments for achieving the above objects, it is not intended to limit the structural features of the present invention, and those skilled in the art should understand that any changes or modifications easily conceived are possible and all are covered by the claims of the present invention.

Claims (10)

1. A screen rotation structure for connecting between a rear side plate of a screen and a top of a supporting frame, the screen rotation structure comprising:

the shell is combined at the top of the support frame, and the front end of the shell is provided with a first rail;

a rotating component pivotally connected to the housing, the front end of the rotating component being connected to the rear side plate of the monitor;

the telescopic module comprises a sliding part and an elastic part, the sliding part is connected with the first track in a relatively sliding mode, and two ends of the elastic part are respectively connected with the shell and the sliding part; and

one end of the connecting rod is pivoted with the rotating component, and the other end of the connecting rod is pivoted with the sliding piece.

2. The screen rotation structure of claim 1, further comprising a damping member for damping a rotation rate of the rotation member, the damping member being coupled to the rotation member.

3. The screen rotating structure as claimed in claim 2, wherein the rotating assembly includes a shaft and a first gear, the front end of the shaft passes through the rear plate of the screen to connect with the rear plate, the first gear is sleeved on and positions the shaft; the damping piece comprises a second gear and a damping rotating shaft, the second gear is engaged with the first gear, the second gear is sleeved with one end of the damping rotating shaft to generate frictional resistance, and the other end of the damping rotating shaft is connected and fixed with the rear end of the shell.

4. The monitor rotation structure of claim 3, wherein the rotation assembly further comprises a position-limiting member, the position-limiting member is coupled to the shaft, the position-limiting member has a locking portion at its periphery; the shell comprises a positioning frame and a shell, the positioning frame is provided with a front plate, the front plate is provided with an arc-shaped groove, one end of the arc-shaped groove is provided with a first limiting part, and the other end of the arc-shaped groove is provided with a second limiting part for limiting the rotation angle of the clamping part.

5. The screen rotation structure of claim 4, wherein one side of the front plate has a first leg, the other side of the front plate has a second leg, the first leg and the second leg are connected to the front end of the housing, respectively, and a space for accommodating the first gear and the position-limiting member is formed between the front plate and the housing.

6. The monitor rotation structure of claim 3, wherein the rotation assembly further comprises a collar, the collar is sleeved and positioned on the shaft, the collar has a connection portion at its periphery, and the connection portion is pivoted to one end of the link.

7. The monitor rotation structure as claimed in claim 4, wherein the rotation assembly further comprises a spring plate for pressing against the position-limiting member and a fixing plate, the spring plate and the fixing plate are coaxially sleeved with the shaft rod; the spring piece clamp is arranged between the limiting piece and the first gear; the fixing plate is clamped between the front end of the shaft and the sleeve ring and connected to the rear side plate of the monitor.

8. The screen rotation structure of claim 1, wherein the housing further comprises a frame having a first plate and a second plate with the first track therebetween; two sides of the sliding part are provided with a second rail connected with the first rail so that the sliding part can slide between the first baffle and the second baffle.

9. The screen rotation structure as claimed in claim 8, wherein the sliding member has a positioning plate parallel to the first and second shutters; the elastic piece comprises at least one compression spring, and two ends of the at least one compression spring respectively press the second baffle and the positioning plate.

10. The screen rotation structure as claimed in claim 1, wherein the sliding direction of the sliding member intersects with the axis of the rotation member.

Images