CN214618825U

CN214618825U - Protection mechanism for LED display screen

Info

Publication number: CN214618825U
Application number: CN202023111704.6U
Authority: CN
Inventors: 刘迪红; 郭瑞华; 吴明群
Original assignee: Suzhou Baco Photoelectric Technology Co ltd
Current assignee: Suzhou Baco Photoelectric Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-11-05
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a protection mechanism for LED display screen, which relates to the field of protection mechanisms for display screens and aims at the problems of large occupied space and unstable base connection of the existing protection mechanism for LED display screen, the following proposal is provided, which comprises a display screen, a base and a universal rod, wherein the upper end of the base is fixedly provided with a vertical rod, the outer wall of the circumference of the vertical rod is slidably sleeved with the universal rod, the inside of the universal rod is provided with a sliding groove, two sides of the inner wall of the sliding groove are fixedly provided with symmetrically arranged rack plates along the height direction, and a positioning expansion device is fixedly arranged between the universal rod and the vertical rod; the utility model discloses novel structure, and the device can be according to the difference of user's height, the height of free regulation display screen, and the extending plate structure of base makes the computer more steady moreover to the display screen both sides are that the space that the protection machanism of rotation installation occupy is very little, and the device novel structure, easy operation, suitable popularization.

Description

Protection mechanism for LED display screen

Technical Field

The utility model relates to a protection machanism field for the display screen especially relates to a protection machanism for LED display screen.

Background

With the continuous development of science and technology, the application of the LED display screen is more and more extensive, and the most common in daily life is the computer display screen, but the structure of the LED display screen is very fragile, so that the LED display screen is easy to damage in the using process.

The LED display screen protection mechanism common in the market has the advantages that the occupied space is large, the LED display screen protection mechanism looks heavy, the use is inconvenient, the height of the display screen cannot be adjusted due to the fact that the display screen is generally integrated with the base, the display screen is not stable enough to be placed, and accordingly the protection mechanism for the LED display screen is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of protection machanism for LED display screen has solved that LED display screen protection machanism occupation space is great and the problem of stability inadequately is connected to the base.

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

a protection mechanism for an LED display screen comprises a display screen, a base and a universal rod, wherein a vertical rod is fixedly mounted at the upper end of the base, the outer wall of the circumference of the vertical rod is sleeved with the universal rod in a sliding manner, a sliding groove is formed in the universal rod, rack plates which are symmetrically arranged are fixedly mounted on two sides of the inner wall of the sliding groove along the height direction of the sliding groove, a positioning telescopic device is fixedly mounted between the universal rod and the vertical rod, the upper section of the universal rod is hinged with the display screen, positioning blocks are fixedly mounted at four corners of the display screen, two first rotating shafts which are symmetrically distributed are rotatably mounted at the top end of the display screen, a first fixing rod is fixedly mounted at one side of the first rotating shaft, which is close to the positioning blocks, a first supporting shaft is fixedly mounted at one end of the first fixing rod, which is far away from the first rotating shaft, two second rotating shafts which are symmetrically distributed are rotatably mounted at the bottom end of the display screen, one side fixed mounting that the second axis of rotation is close to the locating piece has the second dead lever, the one end fixed mounting that the second axis of rotation was kept away from to the second dead lever has the second back shaft, is located the homonymy fixed mounting in position between first back shaft and the second back shaft has the sleeve, telescopic curtain is installed in the inside rotation of sleeve, telescopic curtain extends to telescopic outside, and installs the pothook, just the display screen both sides are the symmetry setting.

Preferably, the telescopic grooves symmetrically arranged are formed in two sides of the inner portion of the base, and the telescopic plates are slidably arranged in the telescopic grooves.

Preferably, the positioning telescopic device comprises a first telescopic rod, a second telescopic rod, a first spring, a second spring, a first rack rod, a second rack rod, a gear, a rotating rod and a positioning groove, the positioning groove is formed in the upper section of the vertical rod, four positioning holes in a rectangular array are formed in the side wall of the positioning groove, the first telescopic rod and the second telescopic rod which are symmetrically arranged are slidably mounted in the positioning groove, the first telescopic rod is matched with the second telescopic rod and the positioning holes, the first spring and the second spring which are symmetrically arranged are fixedly mounted at the upper end and the lower end of one side of the first telescopic rod opposite to the second telescopic rod, the second rack rod and the first rack rod are fixedly mounted at one side of the first telescopic rod close to one side of the second telescopic rod respectively, the rotating rod is rotatably mounted at one side of the vertical rod, the rotating rod penetrates through the universal rod, and the end part of the rotating rod extends to the gear fixedly connected in the positioning groove, and the pinion is engaged with the first and second rack bars.

Preferably, the first telescopic rod and the second telescopic rod are arranged in a C shape.

Preferably, the thickness of the rod body extending to the inside of the rack plate by the first telescopic rod and the second telescopic rod is matched with the tooth space on the rack plate.

Preferably, one side of the universal rod, which is close to the rotating rod, is provided with a sliding groove matched with the rotating rod.

The utility model has the advantages that:

1. the height through the universal rod can freely be adjusted to make the height of display screen adjust according to the difference of user's height, the effectual problem of having solved display screen and the unable regulation of base, the expansion plate of base can make the whole more stable of computer put moreover.

2. The surface to the display screen that can be quick through the flexible curtain device of both sides protects, and the display screen both sides are the great reduction of the structure of rotation installation shared space of protection machanism moreover to the effectual great problem of protection machanism occupation space that has solved.

To sum up, the device can be according to the difference of user's height, the height of the regulation display screen of freedom, and the extending plate structure of base makes the computer more steady moreover to the display screen both sides are that the space that the protection machanism who rotates the installation occupy is very little, and the device novel structure, easy operation, suitable popularization.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a side sectional view of the universal bar of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is a sectional view of the rotary retractable curtain of the present invention.

Reference numbers in the figures: 1. a display screen; 2. a base; 3. a gimbal lever; 4. a first rotating shaft; 5. a first fixing lever; 6. a first support shaft; 7. a hook; 8. positioning blocks; 9. a second rotating shaft; 10. a second fixing bar; 11. a second support shaft; 12. a sleeve; 13. a rack plate; 14. a first telescopic rod; 15. a second telescopic rod; 16. a sliding groove; 17. a first spring; 18. a gear; 19. a second spring; 20. a first rack bar; 21. a second rack bar; 22. a retractable plate; 23. a telescopic groove; 24. a retractable curtain; 25. rotating the rod; 26. erecting a rod; 27. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a protection mechanism for an LED display screen comprises a display screen 1, a base 2 and a universal rod 3, wherein telescopic slots 23 symmetrically arranged are formed in two sides of the inside of the base 2, telescopic plates 22 are slidably arranged in the telescopic slots 23, a vertical rod 26 is fixedly arranged at the upper end of the base 2, the universal rod 3 is slidably sleeved on the outer wall of the circumference of the vertical rod 26, a sliding slot 16 is formed in the universal rod 3, rack plates 13 symmetrically arranged are fixedly arranged on two sides of the inner wall of the sliding slot 16 along the height direction of the sliding slot, a positioning telescopic device is fixedly arranged between the universal rod 3 and the vertical rod 26 and comprises a first telescopic rod 14, a second telescopic rod 15, a first spring 17, a second spring 19, a first rack rod 20, a second rack rod 21, a gear 18, a rotating rod 25 and a positioning slot 27, the first telescopic rod 14 and the second telescopic rod 15 are arranged in a C shape, locating slot 27 is seted up to pole setting 26 upper segment, four locating holes that are the rectangle array are seted up to locating slot 27 lateral wall, the inside slidable mounting of locating slot 27 has first telescopic link 14 and second telescopic link 15 that is the symmetry and sets up, just first telescopic link 14 and second telescopic link 15 and locating hole phase-match, the thickness that first telescopic link 14 and second telescopic link 15 extend to the body of rod inside rack plate 13 and the tooth spacing phase-match on the rack plate 13, both ends fixed mounting has first spring 17 and the second spring 19 that is the symmetry and sets up about the relative one side of first telescopic link 14 and second telescopic link 15, the one side that first telescopic link 14 and second telescopic link 15 are close to each other is fixed mounting respectively has second rack bar 21 and first rack bar 20, the dwang 25 is installed in the rotation of one side of pole setting 26, the universal rod 3 is close to one side of dwang 25 and sets up the sliding tray with dwang 25 assorted, and the rotating rod 25 runs through the universal rod 3, and the end part thereof extends to the gear 18 fixedly connected inside the positioning groove 27, and the gear 18 is meshed with the first rack bar 20 and the second rack bar 21, the upper section of the universal rod 3 is hinged with the display screen 1, the positioning block 8 is fixedly mounted at each of four corners of the display screen 1, two first rotating shafts 4 symmetrically distributed are rotatably mounted at the top end of the display screen 1, a first fixing rod 5 is fixedly mounted at one side of the first rotating shaft 4 close to the positioning block 8, a first supporting shaft 6 is fixedly mounted at one end of the first fixing rod 5 far away from the first rotating shaft 4, two second rotating shafts 9 symmetrically distributed are rotatably mounted at the bottom end of the display screen 1, a second fixing rod 10 is fixedly mounted at one side of the second rotating shaft 9 close to the positioning block 8, a second supporting shaft 11 is fixedly mounted at one end of the second fixing rod 10 far away from the second rotating shaft 9, be located the homonymy fixed position between first support shaft 6 and the second back shaft 11 installs sleeve 12, telescopic curtain 24 is installed in the inside rotation of sleeve 12, telescopic curtain 24 extends to sleeve 12's outside, and installs pothook 7, just 1 both sides of display screen are the symmetry setting.

The working principle is as follows: when the device is used, firstly, a stable desktop is selected to place a computer, then the expansion plate 22 is pulled to enable the expansion plate 22 to extend from the expansion groove 23 along two sides of the base until the expansion plate extends to the longest, so that the computer can be stably placed, then the rotating rod 25 is rotated to enable the gear 18 to rotate, the first rack rod 20 and the second rack rod 21 are retracted inwards, so that the first expansion rod 14 and the second expansion rod 15 are retracted to be separated from the rack plate 13 and extrude the first spring 17 and the second spring 19, at the moment, the universal rod 3 is pulled upwards to adjust the height of the display screen 1, the rotating rod 25 is loosened after the adjustment to the proper height, the first spring 17 and the second spring 19 extend outwards to push the first expansion rod 14 and the second expansion rod 15 to be clamped into corresponding tooth grooves on the rack plate 13, when the display screen 1 is used up, protection needs to be carried out on the display screen 1, the first rotating shaft 4 and the second rotating shaft 9 are rotated firstly, until the first fixing rod 5 and the second fixing rod 10 abut against the positioning block 8, the hooks 7 are pulled inwards to extend the retractable curtain 24 from the sleeve 12 until the hooks 7 on the two sides are connected together, and the operation can be completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a protection machanism for LED display screen, includes display screen (1), base (2) and universal rod (3), its characterized in that, base (2) upper end fixed mounting has pole setting (26), pole setting (26) circumference outer wall slip cap is equipped with universal rod (3), sliding tray (16) have been seted up to universal rod (3) inside, sliding tray (16) inner wall both sides have rack plate (13) that are the symmetry setting along its direction of height fixed mounting, just fixed mounting has the location telescoping device between universal rod (3) and pole setting (26), universal rod (3) upper segment articulates there is display screen (1), equal fixed mounting in four corners of display screen (1) has locating piece (8), the top of display screen (1) is rotated and is installed two first axis of rotation (4) that are symmetric distribution, one side fixed mounting that first axis of rotation (4) is close to locating piece (8) has first dead lever (5), first dead lever (5) keep away from the one end fixed mounting of first axis of rotation (4) has first dead lever (6), the bottom of display screen (1) is rotated and is installed two second axis of rotation (9) that are the symmetric distribution, one side fixed mounting that second axis of rotation (9) are close to locating piece (8) has second dead lever (10), the one end fixed mounting that second axis of rotation (9) was kept away from in second dead lever (10) has second back shaft (11), is located the homonymy position fixed mounting between first back shaft (6) and second back shaft (11) has sleeve (12), telescopic curtain (24) are installed in sleeve (12) inside rotation, telescopic curtain (24) extend to the outside of sleeve (12), and install pothook (7), just display screen (1) both sides are the symmetry and set up.

2. The protection mechanism for the LED display screen according to claim 1, wherein the base (2) is provided with symmetrically arranged telescopic slots (23) at two sides inside, and the telescopic plate (22) is slidably mounted inside the telescopic slots (23).

3. The protection mechanism for the LED display screen according to claim 1, wherein the positioning telescopic device comprises a first telescopic rod (14), a second telescopic rod (15), a first spring (17), a second spring (19), a first rack rod (20), a second rack rod (21), a gear (18), a rotating rod (25) and a positioning groove (27), the positioning groove (27) is formed in the upper section of the vertical rod (26), four positioning holes in a rectangular array are formed in the side wall of the positioning groove (27), the first telescopic rod (14) and the second telescopic rod (15) are symmetrically arranged in the positioning groove (27) in a sliding mode, the first telescopic rod (14) is matched with the second telescopic rod (15) and the positioning holes, the first spring (17) and the second spring (19) are symmetrically arranged at the upper end and the lower end of the opposite side of the first telescopic rod (14) and the second telescopic rod (15), first telescopic link (14) and second telescopic link (15) one side that is close to each other respectively fixed mounting have second rack bar (21) and first rack bar (20), one side of pole setting (26) is rotated and is installed dwang (25), just dwang (25) run through universal rod (3), and its tip extends to inside fixedly connected with gear (18) of constant head tank (27), just gear (18) and first rack bar (20) and second rack bar (21) meshing.

4. The protection mechanism for the LED display screen according to claim 3, wherein the first telescopic rod (14) and the second telescopic rod (15) are arranged in a C shape.

5. The protection mechanism for the LED display screen is characterized in that the thickness of the rod body extending to the inside of the rack plate (13) by the first telescopic rod (14) and the second telescopic rod (15) is matched with the tooth space on the rack plate (13).

6. The protection mechanism for the LED display screen according to claim 1, wherein a sliding groove matched with the rotating rod (25) is formed in one side, close to the rotating rod (25), of the universal rod (3).