CN220957447U - Computer screen support for experimental demonstration - Google Patents

Abstract

The utility model discloses a computer screen support for experiment demonstration, which comprises an empty pipe support and a lifting support which is inserted into the empty pipe support from top to bottom, wherein the lifting support can move up and down in the empty pipe support, a fixed sliding sleeve is sleeved outside the lifting support, a novel falling protection device is additionally arranged on the empty pipe support of the computer screen support for experiment demonstration, when a knob bolt is unlocked and the display height of a computer screen is regulated, the computer screen is easy to fall down rapidly due to loosening of hands because the lifting support is in an unlocking state, and when the computer screen falls down rapidly, the falling protection device at the bottom of the lifting protection device can slow down the falling speed of the computer screen and buffer the falling computer screen through a buffer spring until the falling of the computer screen is prevented by the device, so that the falling of the computer screen can be effectively prevented, and meanwhile, the impact force generated during falling can be buffered.

Description

Computer screen support for experimental demonstration

Technical Field

The utility model belongs to the technical field of brackets, and particularly relates to a computer screen bracket for experimental demonstration.

Background

The computer screen bracket for experimental demonstration is a device for supporting a computer screen. The computer screen support for experimental demonstration is usually made of metal or plastic materials, has a stable structure and proper height, ensures that the screen is kept at a correct reading angle and proper height, can provide better working environment and comfort, and helps users avoid the problems of neck pain, eye fatigue and the like caused by long-time use of the computer. By using the stand, the user can adjust the position of the screen, ensure that it meets ergonomic requirements, and reduce bad work posture.

However, the computer screen support for experimental demonstration is mainly used for fixing a computer screen, so that the computer screen support needs to be ensured to drive the computer screen to display height adjustment for facilitating experimental demonstration, the computer screen support needs to be unlocked when the height is adjusted to display, then the computer screen support is manually lifted up and down in a sliding manner to be lifted up, and when the arm is loosened during the lifting, the lifting support can be caused to drive the computer screen to quickly fall down, so that the computer screen can be easily crushed.

Disclosure of utility model

The utility model aims to provide a computer screen bracket for experimental demonstration, which aims to solve the problems that the computer screen bracket is required to be unlocked when the display height is adjusted, then the lifting bracket is manually slid up and down to adjust the height, and when the arm is loosened during the height adjustment, the lifting bracket can be caused to drive the computer screen to quickly fall down, so that the computer screen is easy to be broken.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the computer screen support for experimental demonstration comprises an empty pipe support and lifting supports which are spliced in the empty pipe support from top to bottom, wherein the lifting supports can move up and down in the empty pipe support, a fixed sliding sleeve is sleeved outside the lifting supports, the front ends of the fixed sliding sleeve are welded with metal connecting frames, screen fixing supports are arranged at the front ends of two sides of each metal connecting frame, the computer screen can be directly fixed at the front ends of the two screen fixing supports through screws, and a falling protection device is arranged at the front ends of the empty pipe supports;

The falling protection device comprises a metal cross rod, a buffer contact pad, a buffer bracket and a positioning sliding sleeve, wherein the positioning sliding sleeve is sleeved outside the hollow pipe support, the positioning sliding sleeve can move up and down outside the hollow pipe support, a hand screw is inserted into the rear end screw thread of the positioning sliding sleeve, the hand screw is screwed down and then can produce a fixing effect on the positioning sliding sleeve, the front end of the positioning sliding sleeve is transversely welded with the metal cross rod, the buffer bracket is arranged on the upper side of the metal cross rod, and the buffer contact pad is stuck on the outer wall of the top of the buffer bracket.

Preferably, the falling protection device further comprises a movable hole, a buffering guide rod and buffering springs, wherein the movable holes are formed in the inner portions, close to the two ends, of the metal cross rod, two buffering guide rods are symmetrically welded to the bottoms, close to the two ends, of the buffering bracket, meanwhile, the two buffering guide rods are respectively inserted into and penetrate through the two movable holes, the buffering springs are arranged outside the buffering guide rods, and the two buffering springs are located between the metal cross rod and the buffering bracket.

Preferably, the buffer guide rod can move up and down in the movable hole, and the length of the buffer guide rod is longer than that of the buffer spring when the buffer spring is not pressed.

Preferably, the buffer contact pad is made of soft rubber, the metal cross rod and the buffer bracket are made of aluminum alloy, and the buffer bracket can cause the buffer guide rod to move downwards in the movable hole after being pressed, so that the buffer spring is compressed.

Preferably, the right end screw thread grafting at empty pipe support top has knob formula bolt, and can highly fix lifting support when the left end of the bolt pole of knob formula bolt firmly contradicts on lifting support outer wall, the bottom welding of empty pipe support has and lays the base, and lays the base bottom and can install and remove wheel or slipmat according to the user demand.

Preferably, the rear end of the fixed sliding sleeve is also in threaded connection with a hand-screwed screw, the fixed sliding sleeve can be fixed after the hand-screwed screw is screwed, and the top of the lifting support is provided with an anti-falling baffle.

Compared with the prior art, the utility model provides the computer screen bracket for experimental demonstration, which has the following beneficial effects:

According to the utility model, the novel falling protection device is additionally arranged on the hollow pipe support of the computer screen support for experimental demonstration, after the computer screen is mounted at the front ends of the two screen fixing supports, the protection positions of the falling protection devices are required to be regulated, so that the buffer contact pads on the falling protection devices are attached to the outer wall of the bottom of the computer screen, when the knob bolts are unlocked and the computer screen display height is regulated, the computer screen is easy to fall down due to loosening of hands because the lifting support is in an unlocking state, and when the computer screen falls down quickly, the falling protection devices at the bottom of the computer screen can slow down the falling speed of the computer screen and buffer the falling computer screen through the buffer springs until the computer screen is prevented from falling, so that the computer screen can be effectively prevented from falling down, and impact force generated during falling can be buffered, and the computer screen is prevented from being damaged.

Drawings

Fig. 1 is a schematic perspective view of a computer screen bracket for experimental demonstration.

Fig. 2 is a schematic plan view of a computer screen bracket for experimental demonstration.

Fig. 3 is a schematic perspective view of a fall protection device according to the present utility model.

Fig. 4 is a schematic plan view of a fall protection device according to the present utility model.

In the figure: 1. placing a base; 2. an empty pipe bracket; 3. a fall protection device; 4. a lifting bracket; 5. a metal connecting frame; 6. fixing the sliding sleeve; 7. an anti-falling baffle plate; 8. a screen fixing bracket; 9. knob type bolts; 10. a metal cross bar; 11. a movable hole; 12. buffering the contact pad; 13. a buffer bracket; 14. a position-adjusting sliding sleeve; 15. buffering the guide rod; 16. and a buffer spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a computer screen support for experiment demonstration, as shown in figures 1-4, which comprises a hollow pipe support 2 and a lifting support 4 inserted in the hollow pipe support 2 from top to bottom, wherein the lifting support 4 can move up and down in the hollow pipe support 2, a fixed sliding sleeve 6 is sleeved outside the lifting support 4, the front end of the fixed sliding sleeve 6 is welded with a metal connecting frame 5, the front ends of the two sides of the metal connecting frame 5 are both provided with screen fixing supports 8, the two screen fixing supports 8 can directly fix a computer screen at the front ends through screws, the front ends of the hollow pipe support 2 are provided with fall protection devices 3, the right end of the top of the hollow pipe support 2 is in threaded connection with knob type bolts 9, the left ends of the bolt rods of the knob type bolts 9 can firmly abut against the outer walls of the lifting support 4, the bottom of the hollow pipe support 2 is welded with a placing base 1, the bottom of the placing base 1 can be installed according to the use requirement, the rear end of the fixed sliding sleeve 6 is also in threaded connection with a hand screw, after the hand screw type screws are screwed, the fixed 6 can be fixed, the top of the lifting support 4 is provided with a stop piece 7, the computer screen is required to be fixed at the front ends through the computer screen fixing supports 8, the top of the computer screen 4 is required to be fixed by the computer screen fixing supports, the computer screen is required to be fixed at the front ends through the best, the top of the computer screen support 4, the computer screen is required to be fixed by the computer screen fixing supports 8, the computer screen is required to be fixed by the computer screen fixing supports, the computer screen is required to be fixed by the computer screen fixing 4, the computer screen is required by the computer screen fixing, the computer screen is required by the computer screen, after the computer screen is mounted by the computer is mounted by the is mounted and the is mounted by the, and the equipment, and the screen and the can is mounted and the can by the can and the screen. Then the computer screen is connected with the computer.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the fall protection device 3 comprises a metal cross rod 10, a buffer contact pad 12, a buffer bracket 13 and a positioning sliding sleeve 14, the positioning sliding sleeve 14 is sleeved outside the hollow pipe bracket 2, the positioning sliding sleeve 14 can move up and down outside the hollow pipe bracket 2, a hand screw is inserted into the rear end of the positioning sliding sleeve 14, after the hand screw is screwed, the positioning sliding sleeve 14 can be fixed, the front end of the positioning sliding sleeve 14 is transversely welded with the metal cross rod 10, the buffer bracket 13 is arranged on the parallel upper side of the metal cross rod 10, the buffer contact pad 12 is adhered to the top outer wall of the buffer bracket 13, the fall protection device 3 further comprises a movable hole 11, buffer guide rods 15 and buffer springs 16, the movable holes 11 are respectively arranged inside the metal cross rod 10 close to two ends, the buffer guide rods 15 are symmetrically welded at the bottoms of the buffer bracket 13, meanwhile, the two buffer guide rods 15 are respectively inserted into and penetrate through the two movable holes 11, buffer springs 16 are respectively arranged outside the two buffer guide rods 15, and the two buffer springs 16 are respectively arranged between the two buffer brackets 10 and the buffer brackets 13.

Further, the buffer guide rod 15 can move up and down in the movable hole 11, the length of the buffer guide rod 15 is larger than the length of the buffer spring 16 when not pressed, the buffer contact pad 12 is made of soft rubber, the metal cross rod 10 and the buffer bracket 13 are made of aluminum alloy, the buffer guide rod 15 can move downwards in the movable hole 11 after the buffer bracket 13 is pressed, the buffer spring 16 is compressed, after the computer screen is fixed to the front ends of the two screen fixing brackets 8, the position of the fall protection device 3 is required to be adjusted, during adjustment, the hand-screwed screws at the rear end of the positioning sliding sleeve 14 are required to be unscrewed, then the positioning sliding sleeve 14 is slid upwards, until the buffer contact pad 12 at the top of the buffer bracket 13 is attached to the outer wall at the bottom of the computer screen, then the hand-screwed screws are required to be unscrewed again to fix the positioning sliding sleeve 14, when the display height of the computer screen is adjusted, the knob bolt 9 is required to be unscrewed, the upper and lower sliding lifting brackets 4 are loosened, the hand-falling force is caused when the computer screen is lifted, the computer screen is driven to fall down, the computer screen is driven by the lifting brackets 4, the computer screen is pushed down, the position of the fall protection device 3 is required to be adjusted, the hand-screwed down force is required to be compressed, the buffer contact pad 12 is required to be attached to the outer wall of the bottom of the computer screen, and the bottom wall is compressed by the buffer contact pad 12, and the metal contact pad 12 at the top of the computer screen is required to be compressed, and the upper and the lower than the upper end of the computer screen is required to be compressed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides a computer screen support for experimental demonstration, includes hollow tube support (2) and top-down grafting at inside lifting support (4) of hollow tube support (2), and lifting support (4) can be in hollow tube support (2) upper and lower activity, fixed sliding sleeve (6) have been cup jointed to lifting support (4) outside, and the front end welding of fixed sliding sleeve (6) has metal connecting frame (5), metal connecting frame (5) both sides front end all is provided with screen fixed bolster (8), two screen fixed bolster (8) accessible screw is at front end direct fixation computer screen, its characterized in that: the front end of the hollow pipe bracket (2) is provided with a falling protection device (3);

The falling protection device (3) comprises a metal cross rod (10), a buffer contact pad (12), a buffer bracket (13) and a positioning sliding sleeve (14), wherein the positioning sliding sleeve (14) is sleeved outside the hollow pipe support (2), the positioning sliding sleeve (14) can move up and down outside the hollow pipe support (2), a hand-screwed screw is inserted into the rear end of the positioning sliding sleeve (14), the hand-screwed screw can be used for fixing the positioning sliding sleeve (14) after being screwed, the front end of the positioning sliding sleeve (14) is transversely welded with the metal cross rod (10), the buffer bracket (13) is arranged on the parallel upper side of the metal cross rod (10), and the buffer contact pad (12) is adhered to the top outer wall of the buffer bracket (13); the fall protection device (3) further comprises a movable hole (11), a buffer guide rod (15) and buffer springs (16), wherein the movable holes (11) are formed in the positions, close to the two ends, of the metal cross rod (10), the buffer guide rods (15) are arranged in two, the two buffer guide rods (15) are symmetrically welded on the bottoms, close to the two ends, of the buffer bracket (13), meanwhile, the two buffer guide rods (15) are inserted into and penetrate through the two movable holes (11) respectively, the buffer springs (16) are arranged outside the buffer guide rods (15), and the two buffer springs (16) are located between the metal cross rod (10) and the buffer bracket (13).

2. A computer screen support for experimental demonstration according to claim 1, characterized in that: the buffer guide rod (15) can move up and down in the movable hole (11), and the length of the buffer guide rod (15) is longer than that of the buffer spring (16) when the buffer spring is not pressed.

3. A computer screen support for experimental demonstration according to claim 1, characterized in that: the buffer contact pad (12) is made of soft rubber, the metal cross rod (10) and the buffer bracket (13) are made of aluminum alloy, and after the buffer bracket (13) is pressed, the buffer guide rod (15) can move downwards in the movable hole (11) and the buffer spring (16) is compressed.

4. A computer screen support for experimental demonstration according to claim 1, characterized in that: the screw thread of empty pipe support (2) top right-hand member is pegged graft has knob formula bolt (9), and can highly fix lifting support (4) when the left end of the shank of bolt of knob formula bolt (9) is firmly contradicted on lifting support (4) outer wall, the bottom welding of empty pipe support (2) has and lays base (1), and lays base (1) bottom and can be according to user demand installation removal wheel or slipmat.

5. A computer screen support for experimental demonstration according to claim 1, characterized in that: the rear end of the fixed sliding sleeve (6) is further in threaded connection with a hand-screwed screw, the fixed sliding sleeve (6) can be fixed after the hand-screwed screw is screwed, and the top of the lifting support (4) is provided with an anti-falling baffle (7).