CN210169566U - Video display stand convenient to adjust - Google Patents

Abstract

The utility model discloses a video show stand convenient to adjust, including table surface and projecting apparatus, table surface's bottom fixed mounting has the throat, and the outer wall of throat has cup jointed the sleeve, telescopic back fixed mounting has the clamping bar, and the right wall fixed mounting of clamping bar has a fixing base, the inner wall movable mounting of fixing base has the pivot, and the outer wall fixed mounting of pivot has the bracing piece, the top fixed mounting of bracing piece has the slider, table surface's inside is provided with the lead screw, the outer wall of runner is inserted and is equipped with the dead lever, table surface's right wall fixed mounting has the fixed block. The utility model discloses be provided with head rod and head rod, head rod and second connecting rod pass through the fixture block and connect to can adjust by a wide margin, bracing piece and lead screw can make table surface go up and down, and the personnel that make different heights use more conveniently, and the stitch can make three-dimensional article fix convenient to use.

Description

Video display stand convenient to adjust

Technical Field

The utility model relates to a video display platform technical field specifically is the video display platform of regulation for convenient.

Background

With the continuous development of society, the continuous progress of teaching tool, the video show stand is the show stand in kind with teaching places such as classroom commonly used, can show the article of solid through the projection, makes things convenient for teacher's teaching.

But the projecting apparatus of current video show stand is fixed on the mesa mostly, can not carry out some and adjust by a wide margin, is not convenient for show some bulky article, and the mesa can not go up and down, and when different height personnel used, it is comparatively inconvenient, during the show of some three-dimensional article, can not make three-dimensional article fix, takes place the phenomenon of landing easily, uses comparatively inconveniently, consequently needs the video show stand of the regulation of being convenient for to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a video show stand convenient to adjust to the projecting apparatus of the video show stand that proposes in solving above-mentioned background art can not adjust by a wide margin, and the mesa can not go up and down, easy landing scheduling problem during the article show.

In order to achieve the above object, the utility model provides a following technical scheme: a video display platform convenient to adjust comprises a workbench surface, a second connecting rod and a projector, wherein a telescopic rod is fixedly installed on one side of the workbench surface, a sleeve is sleeved on the outer wall of the telescopic rod, a clamping rod is fixedly installed on one side of the sleeve, a fixing seat is fixedly installed on one side of the clamping rod, a supporting rod is rotatably arranged on the fixing seat through a rotating shaft, a sliding block is fixedly installed at one end, far away from the fixing seat, of the supporting rod, a lead screw is arranged at the middle position inside the workbench surface, a rotating rod is fixedly installed on one side, close to the fixing block, of the lead screw, a fixing rod is inserted into the outer wall of the rotating rod, a fixing block is fixedly installed on one side of the workbench surface, a fixing groove is formed in one side, far away from the workbench surface, of the workbench surface, far away from the first connecting rod, and a, a pin is fixedly arranged at one end of the first spring, which is far away from the lower end of the groove, a baffle is movably arranged at one end of the working table, which is far away from the top end of the groove, a first connecting rod is fixedly arranged on one surface of the working table surface far away from the sleeve, a clamping block is fixedly arranged on one side of the first connecting rod, one side of the clamping block is fixedly provided with a shaft lever, the outer wall of the shaft lever is sleeved with a rotating shaft sleeve, and one side of the rotating shaft sleeve is provided with a fixing hole, one side of the clamping block is inserted with a fixing rod, a second spring is arranged on one side of the fixed rod, a third connecting rod is movably arranged at one end of the second connecting rod far away from the clamping block, and one end of the third connecting rod far away from the second connecting rod is fixedly provided with a rotating ball, one end of the projector close to the rotating ball is provided with a ball groove, the rotating ball is inserted in the ball groove, and an illuminating lamp is fixedly mounted on one side of the projector.

Preferably, the slide blocks are provided with two groups, the inner wall of one group of slide blocks is provided with a forward-rotation thread, the inner wall of the other group of slide blocks is provided with a reverse-rotation thread, the screw rod is inserted in the slide blocks, and the screw rod and the slide blocks form a thread type structure.

Preferably, quadrant point department all is provided with the fixed slot all around the fixed block, the inner wall internal diameter size of fixed slot with the external diameter of dead lever equals, the dead lever with embedded fixed knot constructs with the fixed slot is constituteed.

Preferably, one end of the first spring is fixedly welded with the bottom wall of the groove, the other end of the first spring is fixedly welded with the pin, and the pin and the first spring form an elastic structure.

Preferably, the clamping blocks are arranged in two groups, one group of clamping blocks is transversely arranged on one side of the second connecting rod, and the other group of clamping blocks is vertically arranged on the top end of the first connecting rod.

Preferably, one end of the second spring is fixedly welded with the fixing rod, the other end of the second spring is fixedly welded with the side wall of the clamping block, and the fixing rod and the second spring form an elastic structure.

Compared with the prior art, the beneficial effects of the utility model are that: this video show stand convenient to adjust is provided with head rod and head rod, and head rod and second connecting rod pass through the fixture block and connect to can adjust by a wide margin, bracing piece and lead screw can make table surface go up and down, make the personnel of different heights use more conveniently, and the stitch can make three-dimensional article fix convenient to use.

1, the device is provided with head rod and fixture block, stimulates the fixed rod, makes the fixed rod break away from the inside of fixed orifices to make the second connecting rod rotate, fix the inside that the fixed rod was embedded into the fixed orifices again, the third connecting rod rotates through the fixture block and adjusts, thereby can make the projecting apparatus adjust, conveniently demonstrates some great objects of volume, and convenient to use has improved the quality of teaching.

2, the device is provided with bracing piece and lead screw, and the rotation of lead screw can make two sets of sliders slide to both sides to make the bracing piece support table surface, fix the inside that the dead lever was embedded into the fixed slot, avoided the rotation of lead screw, make table surface fix, make things convenient for different height personnel's use, convenient to use.

3, the device is provided with the stitch, during the show of material object, puts into the stitch with three-dimensional article on, makes the stitch shrink through the weight of three-dimensional article self, stitch extrusion spring to make the stitch laminating and the face of putting of three-dimensional article, make that three-dimensional article is fixed more firm, the result of use is better.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic structural view of the groove, the pin and the first spring of the present invention.

In the figure: 1. a work table; 2. shrinking the rod; 3. a sleeve; 4. a fixed seat; 5. a rotating shaft; 6. a support bar; 7. a slider; 8. a screw rod; 9. a fixed block; 10. a rotating rod; 11. fixing the rod; 12. fixing grooves; 13. a groove; 14. a baffle plate; 15. a stitch; 16. a first spring; 17. a first connecting rod; 18. a clamping block; 19. a shaft lever; 20. rotating the shaft sleeve; 21. a fixing hole; 22. a second connecting rod; 23. a third connecting rod; 24. rotating the ball; 25. a ball groove; 26. a projector; 27. an illuminating lamp; 28. a clamping bar; 29. a fixing rod; 30. a second spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a video display platform convenient to adjust comprises a working platform surface 1, a second connecting rod 22 and a projector 26, wherein one side of the working platform surface 1 is fixedly provided with a telescopic rod 2, the outer wall of the telescopic rod 2 is sleeved with a sleeve 3, one side of the sleeve 3 is fixedly provided with a clamping rod 28, one side of the clamping rod 28 is fixedly provided with a fixed seat 4, a support rod 6 is rotatably arranged on the fixed seat 4 through a rotating shaft 5, one end of the support rod 6, far away from the fixed seat 4, is fixedly provided with a slide block 7, the slide blocks 7 are provided with two groups, the inner wall of one group of the slide blocks 7 is provided with a positive thread, the inner wall of the other group of the slide blocks 7 is provided with a negative thread, a lead screw 8 is inserted into the slide blocks 7, the lead screw 8 and the slide blocks 7 form a thread type structure, the rotation of the lead screw 8 can enable the two groups of the slide blocks 7, the rotation of the screw rod 8 is avoided, the working table surface 1 is fixed, the height of the working table surface 1 can be adjusted, and people with different heights can use the table conveniently.

A screw rod 8 is arranged at the middle position in the working table top 1, a rotating rod 10 is fixedly arranged at one side of the screw rod 8 close to a fixed block 9, a fixed rod 11 is inserted in the outer wall of the rotating rod 10, the fixed block 9 is fixedly arranged at one side of the working table top 1, a fixed groove 12 is arranged at one side of the fixed block 9 far away from the working table top 1, fixed grooves 12 are arranged at quadrant points around the fixed block 9, the inner diameter of the inner wall of the fixed groove 12 is equal to the outer diameter of the fixed rod 11, the fixed rod 11 and the fixed groove 12 form an embedded fixed structure, the fixed rod 11 is pulled to separate the fixed rod 11 from the inside of the fixed groove 12, the fixed rod 11 is rotated to drive the screw rod 8 to rotate, so that the working table top 1 is lifted, the fixed rod 11 is inserted into the fixed groove 12, the working, is convenient to use.

One side of table surface 1 that keeps away from head rod 17 is seted up fluted 13, and the inner wall bottom fixed mounting of recess 13 has first spring 16, recess 13 low side one end fixed mounting is kept away from to first spring 16 has stitch 15, the one end of first spring 16 and the diapire fixed welding of recess 13, the other end and the stitch 15 fixed welding of first spring 16, stitch 15 constitutes elastic construction with first spring 16, when putting into stitch 15 with three-dimensional article on, the weight of three-dimensional article self extrudes stitch 15, stitch 15 extrudes first spring 16, thereby make the face of placeeing of stitch 15 laminating and three-dimensional article, stitch 15 all around surrounds three-dimensional article, thereby make three-dimensional article fixed more firm, excellent in use effect.

A baffle plate 14 is movably mounted at one end of the working table top 1, which is far away from the top end of the groove 13, a first connecting rod 17 is fixedly mounted at one side of the working table top 1, a clamping block 18 is fixedly mounted at one side of the first connecting rod 17, a shaft rod 19 is fixedly mounted at one side of the clamping block 18, a rotating shaft sleeve 20 is sleeved on the outer wall of the shaft rod 19, a fixing hole 21 is formed at one side of the rotating shaft sleeve 20, a fixing rod 29 is inserted at one side of the clamping block 18, a second spring 30 is mounted at one side of the fixing rod 29, one end of the second spring 30 is fixedly welded with the fixing rod 29, the other end of the second spring 30 is fixedly welded with the side wall of the clamping block 18, the fixing rod 29 and the second spring 30 form an elastic structure, the fixing rod 29 is pulled to separate from the inside of the fixing hole 21, so that the second connecting rod 22 can rotate, the fixing rod 29 is loosened, the second spring 30 rebounds, simple operation and convenient use.

Second connecting rod 22 keep away from fixture block 18's one end movable mounting has third connecting rod 23, fixture block 18 is provided with two sets ofly, the top at second connecting rod 22 is transversely installed to a set of fixture block 18, pulling fixed rod 29, make fixed rod 29 break away from the inside of fixed orifices 21, thereby make second connecting rod 22 rotate, fix the inside that fixed rod 29 was embedded into fixed orifices 21 again, third connecting rod 23 rotates the regulation through fixture block 18, thereby can make projecting apparatus 26 adjust, conveniently demonstrate some great objects of volume, high durability and convenient use, the teaching quality is improved.

A rotating ball 24 is fixedly mounted at one end of the third connecting rod 23 far away from the second connecting rod 22, a ball groove 25 is formed at one end of the projector 26 close to the rotating ball 24, the rotating ball 24 is inserted in the ball groove 25, and an illuminating lamp 27 is fixedly mounted at one side of the projector 26.

The working principle is as follows: when people with different heights use the fixing rod 11, the fixing rod 11 is pulled out from the inside of the fixing groove 12, the fixing groove 12 is shaken, the fixing groove 12 drives the screw rod 8 to rotate through the rotating rod 10, the screw rod 8 rotates to enable the slide block 7 to move towards two sides through the thread structure, the supporting rod 6 is further enabled to support the slide block 7, the worktable surface 1 is enabled to ascend, the fixing rod 11 is inserted into the inside of the other group of fixing groove 12 to be fixed, the screw rod 8 is prevented from rotating again, the worktable surface 1 is enabled to be fixed, the height of the worktable surface 1 can be adjusted, the people with different heights can use the fixing rod, the fixing rod 29 is pulled to enable the fixing rod 29 to be separated from the inside of the fixing hole 21, the second connecting rod 22 is rotated, when the fixing rod 29 is rotated to a proper position, the fixing rod 29 is loosened, the second spring 30 pulls the fixing rod 29 to rebound, and the fixing rod 29 is, can rotate by third connecting rod 23 with the same reason to the realization is adjusted projecting apparatus 26, makes things convenient for different personnel's use, and light 27 can carry out the light filling to the projected place, has avoided the shadow of object to influence projected effect, makes the projection of object clearer, and it is more convenient to use.

When needs show three-dimensional article, turn over baffle 14 and open, put into the inside of recess 13 with three-dimensional article, the weight of object self extrudes stitch 15, and stitch 15 extrudes first spring 16 to make stitch 15 descend, can be according to placing the face of three-dimensional article and imbed in the concave surface that stitch 15 descends the production, make three-dimensional article fixed better, it is more convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. Video display platform convenient to adjust, including table surface (1), second connecting rod (22) and projecting apparatus (26), its characterized in that, one side fixed mounting of table surface (1) has draw back pole (2), just the outer wall of draw back pole (2) has cup jointed sleeve (3), one side fixed mounting of sleeve (3) has clamping bar (28), just one side fixed mounting of clamping bar (28) has fixing base (4), bracing piece (6) are rotatable setting on fixing base (4) through pivot (5), the one end fixed mounting who keeps away from fixing base (4) of bracing piece (6) has slider (7), table surface's (1) inside intermediate position department is provided with lead screw (8), just one side fixed mounting that is close to fixed block (9) of lead screw (8) has bull stick (10), the outer wall of bull stick (10) is inserted and is equipped with dead lever (11), one side of the working table top (1) is fixedly provided with a fixed block (9), one side of the fixed block (9) far away from the working table top (1) is provided with a fixed groove (12), one side of the working table top (1) far away from a first connecting rod (17) is provided with a groove (13), the bottom end of the inner wall of the groove (13) is fixedly provided with a first spring (16), one end of the first spring (16) far away from the lower end of the groove (13) is fixedly provided with a stitch (15), one end of the working table top (1) far away from the top end of the groove (13) is movably provided with a baffle (14), one side of the working table top (1) far away from the sleeve (3) is fixedly provided with the first connecting rod (17), one side of the first connecting rod (17) is fixedly provided with a fixture block (18), and one side of the, the outer wall of axostylus axostyle (19) has cup jointed rotation axle sleeve (20), just fixed orifices (21) have been seted up to one side of rotation axle sleeve (20), one side of fixture block (18) is inserted and is equipped with fixed rod (29), and one side of fixed rod (29) installs second spring (30), the one end movable mounting who keeps away from fixture block (18) of second connecting rod (22) has third connecting rod (23), just the one end fixed mounting who keeps away from second connecting rod (22) of third connecting rod (23) has rolling ball (24), ball groove (25) have been seted up to the one end that is close to rolling ball (24) of projecting apparatus (26), rolling ball (24) are inserted and are established the inside in ball groove (25), one side fixed mounting of projecting apparatus (26) has light (27).

2. The adjustable video display stand according to claim 1, wherein the sliding blocks (7) are provided with two sets, the inner wall of one set of the sliding blocks (7) is provided with a forward-rotation thread, the inner wall of the other set of the sliding blocks (7) is provided with a reverse-rotation thread, the screw rod (8) is inserted in the sliding blocks (7), and the screw rod (8) and the sliding blocks (7) form a thread type structure.

3. The adjustable video display stand according to claim 1, wherein the fixing block (9) is provided with fixing grooves (12) at four quadrant points, the inner diameter of the inner wall of the fixing groove (12) is equal to the outer diameter of the fixing rod (11), and the fixing rod (11) and the fixing groove (12) form an embedded fixing structure.

4. An adjustable video display stand according to claim 1, wherein one end of the first spring (16) is fixedly welded to the bottom wall of the recess (13), the other end of the first spring (16) is fixedly welded to a pin (15), and the pin (15) and the first spring (16) form an elastic structure.

5. The adjustable video display stand according to claim 1, wherein said locking blocks (18) are provided in two sets, one set of said locking blocks (18) being transversely mounted on one side of the second connecting rod (22), the other set of said locking blocks (18) being vertically mounted on the top end of the first connecting rod (17).

6. The adjustable video display stand according to claim 1, wherein one end of the second spring (30) is fixedly welded to the fixing rod (29), the other end of the second spring (30) is fixedly welded to the side wall of the latch (18), and the fixing rod (29) and the second spring (30) form an elastic structure.

Images