CN211260213U - Fixing support for projector - Google Patents

Abstract

The utility model discloses a fixed bolster for projecting apparatus, including firm base member, adjust firm pole, lifting unit, rotatory slip subassembly and bearing substrate, adjust firm pole and be Y type range and radially locate on firm base member, lifting unit locates on firm base member and adjust firm pole, rotatory slip subassembly locates on the lifting unit, bearing substrate locates on the rotatory slip subassembly, lifting unit includes slant telescopic link, flexible stand, connecting rod, driven lever, spacing base, supporter and U type locating part, flexible stand is vertical to be set up and locates on firm base member, the supporter locates on flexible stand; the utility model belongs to the technical field of projectors; the fixing support for the projector realizes the fixing of the projector, can adjust the height and the angle of the projector, is simple to operate, and has a compact and stable structure.

Description

Fixing support for projector

Technical Field

The utility model belongs to the technical field of the projecting apparatus, especially, relate to a fixed bolster for projecting apparatus.

Background

The projector is also called a projector, and is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes.

The fixed effect of current projecting apparatus fixed bolster is not good enough and fixed back, and angle of adjustment and height are inconvenient.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a fixed bolster for projecting apparatus realizes the dual triangle-shaped fixed stay framework in level and the space, realizes that the firm of projecting apparatus is fixed, can also adjust projecting apparatus height and angle simultaneously, easy operation, compact structure is firm.

The utility model adopts the technical scheme as follows: a fixed support for a projector comprises a stable base body, an adjusting and stabilizing rod, a lifting assembly, a rotary sliding assembly and a bearing base body, wherein the adjusting and stabilizing rod is arranged in a Y shape and is radially arranged on the stable base body, the lifting assembly is arranged on the stable base body and the adjusting and stabilizing rod, the rotary sliding assembly is arranged on the lifting assembly, the bearing base body is arranged on the rotary sliding assembly, the lifting assembly comprises an inclined telescopic rod, a telescopic upright post, a connecting rod, a driven rod, a limiting base, a supporting body and a U-shaped limiting part, the telescopic upright post is vertically arranged on the stable base body, the supporting body is arranged on the telescopic upright post, the U-shaped limiting part is vertically arranged at the lower part of the supporting body and is arranged above one end, close to the stable base body, of the driven rod is hinged in the U-shaped limiting part, the limiting base is arranged at one end, far, the limiting base is provided with a U-shaped groove, one end of the connecting rod is hinged in the U-shaped groove, and the two ends of the telescopic stand column are respectively arranged at the other end of the connecting rod and the slave end of the telescopic stand column.

Further, rotatory slip subassembly includes rotating base member, spacing support piece, slip pivot and the bearing substrate body, rotating substrate body locates on the supporter, spacing support piece radially locates rotating substrate body, spacing support piece radially is equipped with the spout, slip pivot one end slides and locates in the spout, slip pivot one end is rotatory to be located in the spout, bearing substrate body locates the slip pivot other end, and spacing support piece plays supporting role to bearing substrate body and slip pivot, and the spout plays limiting role to the slip pivot, and the slip pivot plays the effect of slip rotation to bearing substrate body, realizes adjusting the distance of projecting apparatus angle and distance projection screen, conveniently adjusts the focus, adjusts the definition of projecting the screen.

Further, establish spacing chamber between the supporter bottom U type locating part, flexible stand is kept away from firm base member one end and is located spacing intracavity, and spacing chamber plays limiting displacement to flexible stand, avoids flexible stand to rock under the effect of slant telescopic link, realizes the vertical lift effect, and spacing chamber is when flexible stand is in the minimum, and the auxiliary stay body plays the supporting role to the rotatory slip subassembly on the supporter.

Further, the bearing base body comprises a bottom plate, a baffle and a U-shaped enclosure, the bottom plate is arranged on the sliding rotating shaft, the U-shaped enclosure is arranged on the bottom plate, the baffle is arranged on the bottom plate and is arranged at one end of an opening of the U-shaped enclosure, the baffle and the U-shaped enclosure play a limiting role in a projector arranged on the bearing base body, and meanwhile, the baffle cannot shield a lens of the projector to influence the projection effect.

Further, the pivot of sliding includes backup pad, intermediate junction post and slip bulge loop, intermediate junction post one end is equipped with the slip bulge loop, slip bulge loop and spout phase-match, the slip bulge loop is located in the spout, the intermediate junction post other end is located to the backup pad, and the spout plays limiting displacement to the slip bulge loop, realizes that the pivot of sliding is at spout internal rotation and removal, and stable in structure avoids the pivot of sliding to break away from the spout.

After the structure is adopted, the utility model discloses beneficial effect as follows: the utility model relates to a fixed bolster for projecting apparatus, rotatory slip subassembly realize the projecting apparatus in horizontal dual angle modulation, the lift subassembly realizes the quick stable regulation at vertical lift, and the firm base member and the support framework of triangle-shaped that the lift subassembly formed guarantee the projecting apparatus to fix firmly in space, can not make the structure loose because of frequent adjustment, or connect insecurely, influence fixed effect; the inclined telescopic rod plays a role in lifting, and plays a role in fixing and supporting the support body and the rotary sliding assembly, and the formed triangular support enables the support framework to be more stable; the rotating base body has the function of quickly adjusting the angle of the projector, and the sliding rotating shaft has the function of finely adjusting the angle of the projector, so that the projection angle can be quickly and accurately adjusted, and the adjustment efficiency is high; this device realizes the dual triangle-shaped fixed stay framework in level and the space, realizes the firm fixed of projecting apparatus, can also adjust projecting apparatus height and angle simultaneously, easy operation, compact structure is firm.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of an overall structure of a fixing bracket for a projector according to the present invention;

fig. 2 is the utility model relates to a sliding shaft structure schematic diagram of fixed bolster for projecting apparatus.

In the drawings: 1. firm base member, 2, the firm pole of adjustment, 3, lifting unit, 4, the rotatory subassembly that slides, 5, bear the weight of the base member, 6, the slant telescopic link, 7, flexible stand, 8, the connecting rod, 9, the driven lever, 10, spacing base, 11, the supporter, 12, U type locating part, 13, U type recess, 14, the rotatory base member, 15, spacing support piece, 16, the pivot that slides, 17, the spout, 18, spacing chamber, 19, the bottom plate, 20, the baffle, 21, U type enclose the fender, 22, the backup pad, 23, the intermediate junction post, 24, the slip bulge loop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-2, a fixing bracket for a projector comprises a stabilizing base 1, an adjusting stabilizing rod 2, a lifting assembly 3, a rotating sliding assembly 4 and a bearing base 5, wherein the adjusting stabilizing rod 2 is arranged on the stabilizing base 1 along a Y-shape, the lifting assembly 3 is arranged on the stabilizing base 1 and the adjusting stabilizing rod 2, the rotating sliding assembly 4 is arranged on the lifting assembly 3, the bearing base 5 is arranged on the rotating sliding assembly 4, the lifting assembly 3 comprises an inclined telescopic rod 6, a telescopic upright post 7, a connecting rod 8, a driven rod 9, a limiting base 10, a supporting body 11 and a U-shaped limiting piece 12, the telescopic upright post 7 is vertically arranged on the stabilizing base 1, the supporting body 11 is arranged on the telescopic upright post 7, the U-shaped limiting piece 12 is vertically arranged at the lower part of the supporting body 11 and is arranged above one end of the adjusting stabilizing rod 2 close to the stabilizing base 1, driven lever 9 one end is articulated to be located in U type locating part 12, spacing base 10 is located the steady pole 11 of adjustment and is kept away from 1 one end of firm base member, spacing base 10 is equipped with U type recess 13, 8 one ends of connecting rod are articulated to be located in U type recess 13, the other end of connecting rod 8 and the other end of driven lever 9 are located respectively at flexible stand 7 both ends.

The rotating and sliding assembly 4 comprises a rotating base body 14, a limiting support member 15, a sliding rotating shaft 16 and a bearing base body 5, wherein the rotating base body 14 is arranged on a support body 11, the limiting support member 15 is arranged on the rotating base body 14 along the radial direction, a sliding groove 17 is arranged on the limiting support member 15 along the radial direction, one end of the sliding rotating shaft 16 is arranged in the sliding groove 17 in a sliding manner, one end of the sliding rotating shaft 16 is arranged in the sliding groove 17 in a rotating manner, the bearing base body 5 is arranged at the other end of the sliding rotating shaft 16, the limiting support member 15 supports the bearing base body 5 and the sliding rotating shaft 16, the sliding groove 17 limits the sliding rotating shaft 16, and the sliding rotating shaft 16 performs a sliding and rotating effect on the bearing base body 5, so that the angle of the projector and the; a limiting cavity 18 is formed between the U-shaped limiting pieces 12 at the bottom of the supporting body 11, one end, far away from the stabilizing base body 1, of the telescopic stand column 7 is arranged in the limiting cavity 18, and the limiting cavity 18 has a limiting effect on the telescopic stand column 7, so that the telescopic stand column 7 is prevented from shaking under the action of the inclined telescopic rod 6, and a vertical lifting effect is realized; the bearing base body 5 comprises a bottom plate 19, a baffle plate 20 and a U-shaped enclosure 21, the bottom plate 19 is arranged on the sliding rotating shaft 16, the U-shaped enclosure 21 is arranged on the bottom plate 19, the baffle plate 20 is arranged on the bottom plate 19 and is arranged at one end of an opening of the U-shaped enclosure 21, the baffle plate 20 and the U-shaped enclosure 21 have a limiting effect on a projector arranged on the bearing base body 5, and meanwhile, the baffle plate 20 cannot shield a lens of the projector to influence the projection effect; slip pivot 16 includes backup pad 22, middle spliced pole 23 and slip bulge loop 24, middle spliced pole 23 one end is equipped with slip bulge loop 24, slip bulge loop 24 and spout 17 phase-match, slip bulge loop 24 is located in spout 17, the backup pad 22 is located the middle spliced pole 23 other end, and spout 17 plays limiting displacement to slip bulge loop 24, realizes slip pivot 16 at spout 17 internal rotation and removal, and stable in structure avoids slip pivot 16 to break away from spout 17.

When the telescopic support is used specifically, the extension of the inclined telescopic rod 6 is controlled, the support body 11 is pushed by the inclined telescopic rod 6 to ascend obliquely, the support body 11 drives the telescopic upright post 7 to ascend, the telescopic upright post 7 keeps ascending vertically under the action of the limiting cavity 18, the support body 11 realizes vertical ascending under the action of the vertical ascending of the telescopic upright post 7, and the vertical ascending of the rotary sliding assembly 4 arranged on the support body 11 is realized; controlling the inclined telescopic rod 6 to contract to realize the vertical descending of the rotary sliding component 4 on the supporting body 11, thereby adjusting the height of the projector on the bearing base body 5; the rotating base body 14 is controlled to rotate, so that the limiting support rod 15, the sliding rotating shaft 16 and the bearing base body 5 rotate integrally, the effect of adjusting the angle of the projector is achieved, the sliding rotating shaft 16 is controlled to slide along the sliding groove 17, and the bearing base body 5 slides along the sliding groove 17, so that the effect of horizontally adjusting the position of the projector is achieved; the sliding rotating shaft 16 is controlled to rotate in the sliding groove 17, so that the bearing base 5 body rotates, and the secondary adjustment of the angle of the projector is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (5)

1. The utility model provides a fixed bolster for projecting apparatus which characterized in that: the adjustable fixing device comprises a fixing base body, an adjustable fixing rod, a lifting assembly, a rotary sliding assembly and a bearing base body, wherein the adjustable fixing rod is arranged on the fixing base body along a Y shape along the radial direction, the lifting assembly is arranged on the fixing base body and the adjustable fixing rod, the rotary sliding assembly is arranged on the lifting assembly, the bearing base body is arranged on the rotary sliding assembly, the lifting assembly comprises an inclined telescopic rod, a telescopic upright post, a connecting rod, a driven rod, a limiting base, a supporting body and a U-shaped limiting part, the telescopic upright post is vertically arranged on the fixing base body, the supporting body is arranged on the telescopic upright post, the U-shaped limiting part is vertically arranged at the lower part of the supporting body and is arranged above one end, close to the fixing base body, of the driven rod is hinged into the U-shaped limiting part, the limiting base is arranged at one, the limiting base is provided with a U-shaped groove, one end of the connecting rod is hinged in the U-shaped groove, and the other ends of the connecting rod and the driven rod are respectively arranged at the two ends of the telescopic upright post.

2. A fixing bracket for a projector according to claim 1, wherein: the rotary sliding assembly comprises a rotary base body, a limiting supporting piece, a sliding rotating shaft and a bearing base body, wherein the rotary base body is arranged on the supporting body, the limiting supporting piece is arranged on the rotary base body along the radial direction, a sliding groove is arranged on the limiting supporting piece along the radial direction, one end of the sliding rotating shaft is arranged in the sliding groove in a sliding mode, one end of the sliding rotating shaft is arranged in the sliding groove in a rotating mode, and the bearing base body is arranged at the other end of the.

3. A fixing bracket for a projector according to claim 1, wherein: establish spacing chamber between the supporter bottom U type locating part, flexible stand is kept away from firm base member one end and is located spacing intracavity.

4. A fixing bracket for a projector according to claim 2, wherein: the bearing base body comprises a bottom plate, a baffle and a U-shaped enclosing baffle, the bottom plate is arranged on the sliding rotating shaft, the U-shaped enclosing baffle is arranged on the bottom plate, and the baffle is arranged on the bottom plate and is arranged at one end of the U-shaped enclosing baffle opening.

5. A fixing bracket for a projector according to claim 2, wherein: the sliding rotating shaft comprises a supporting plate, a middle connecting column and a sliding convex ring, the sliding convex ring is arranged at one end of the middle connecting column and matched with the sliding groove, the sliding convex ring is arranged in the sliding groove, and the supporting plate is arranged at the other end of the middle connecting column.

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