CN211180519U

CN211180519U - Projector curtain frame with protection architecture

Info

Publication number: CN211180519U
Application number: CN202020094539.9U
Authority: CN
Inventors: 袁鹤翔; 张爱彬
Original assignee: Anhui Grapefruit Cool Media Information Technology Co ltd
Current assignee: Anhui Grapefruit Cool Media Information Technology Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-08-04
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a projector screen frame with a protection structure, which comprises a projection screen, a screen winding pipe and a support post; the upper end of the projection curtain is fixedly connected with a hanging rod, one side of the hanging rod is symmetrically and vertically connected with a sucking disc, the lower end of the projection curtain is provided with a curtain reeling pipe, and the projection curtain and the curtain reeling pipe are movably clamped and connected; clamping the piece through setting up at curtain receipts reelpipe downside and fixing the centre gripping of curtain receipts reelpipe, pillar through perpendicular connection and the protective structure of dead lever all around come the fine perpendicular of this projecting apparatus curtain frame to place, through the position of placing of transferring regulation pole and draw-in groove, the compression spring of the inside setting of pillar provides an ascending elasticity for the connecting rod simultaneously, make this projecting apparatus curtain reduce the inboard extrusion force in connecting rod front end and dead lever upper end when adjusting the position of putting from top to bottom at the curtain, thereby protected this projecting apparatus curtain frame's bearing structure, the security thereof has been promoted.

Description

Projector curtain frame with protection architecture

Technical Field

The utility model relates to a projecting apparatus curtain cloth holder specifically is a projecting apparatus curtain cloth holder with protection architecture, belongs to projecting apparatus application technical field.

Background

Projectors, also known as projectors, are devices that can project images or videos onto curtains, and are now widely used in home theaters, office meetings, schools, billboards, and other places, and the types of projectors are various, and curtains are one of the most important components.

The technical scheme includes that the screen support comprises a tripod support, the top ends of the tripod support are connected together through an upper tripod clamping ring, a support rod is arranged in the middle of each leg of the tripod support, the tail ends of the support rods are connected together through a lower tripod clamping ring, the central lines of the upper tripod clamping ring and the lower tripod clamping ring are coincident and perpendicular to the horizontal plane, a through hole is formed in the middle of the upper tripod clamping ring, a blind hole is formed in the lower tripod clamping ring, a lower support pipe penetrates through the upper tripod clamping ring, the tail end of the lower support pipe falls into the blind hole of the lower tripod clamping ring, an upper fastening block is welded to the top end of the lower support pipe, an upper fastening knob is arranged in the fastening block, a lower fastening block is sleeved below the upper fastening block, a lower fastening knob is arranged in the lower fastening block, an upper support pipe penetrates through the lower support pipe, a L-type top head is welded to the top end of the upper support pipe, the screen support is simple in structure, the height can be adjusted at will when the screen support is used, and the screen is convenient to carry.

However, in the patent, the projector screen frame is not stable enough when vertically placed, and the support structure of the projector screen frame is not protected enough, so that the safety is low; the projector curtain frame can not be well stored after being detached, and the projector curtain frame is low in stability and easy to blow down.

In order to solve the technical problem, the utility model provides a following technical scheme.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a projecting apparatus curtain frame with protective structure, the utility model firstly expands the projecting curtain from the curtain winding pipe, places the antiskid plate on one side of the wall towards which the projecting apparatus faces, pastes the suction cup arranged on one side of the hanging rod on the wall, the laminating force of the suction cup and the wall prevents the projecting curtain from being blown down by the external wind, thereby improving the stability; rotating the rotating ring to adjust the orientation of the projector screen frame to be placed at a proper position, and checking the tightness of the bolt at one side and the clamping and fixing degree of a clamping block arranged at the lower side of the screen winding pipe to the screen winding pipe;

the utility model discloses set up the pillar of perpendicular connection and the protective structure of dead lever all around to come the fine perpendicular placement of this projecting apparatus curtain frame, transfer the position of placing of regulation pole and draw-in groove, the compression spring that the pillar was inside to be set up can provide an upward elasticity for the connecting rod, make this projecting apparatus curtain frame reduce the extrusion force of connecting rod front end and dead lever upper end inboard when adjusting the position of curtain from top to bottom, thereby protected this projecting apparatus curtain frame's bearing structure, promoted its security; the patterns arranged at the bottom of the antiskid plate increase the friction force between the projector screen frame and the ground, so that the projector screen frame is more stable and reliable when being placed; thereby the fixture block of this dead lever upper end can clamp the upside at the mounting groove and make this projecting apparatus curtain cloth rack in the back of dismantling, and the receipts that the dead lever can be fine are deposited in mounting groove one side.

The utility model discloses the technical problem who solves does:

(1): how to arrange a projector screen frame with a protection structure, so that the projector screen frame is more stable when being vertically placed, a support structure of the projector screen frame is further protected, and the safety of the projector screen frame is improved;

(2): the existing projector curtain frame with the protection structure cannot be well stored after being disassembled, and the existing projector curtain frame is low in placement stability and easy to blow down by wind;

the purpose of the utility model can be realized by the following technical scheme:

a projector screen frame with a protection structure comprises a projection screen, a screen winding pipe and a support post;

the upper end of the projection curtain is fixedly connected with a hanging rod, one side of the hanging rod is symmetrically and vertically connected with a sucking disc, the lower end of the projection curtain is provided with a curtain reeling pipe, and the projection curtain and the curtain reeling pipe are movably clamped and connected;

the curtain is received reelpipe middle part downside and is fixed to clamp and has the piece of clamping, clamp piece lower part swing joint has the change, the change lower extreme is connected with the pillar perpendicularly, pillar one side symmetry is equipped with the mounting groove perpendicularly, the inside perpendicular cover of mounting groove is equipped with compression spring, compression spring upper end and pillar inboard upper end are through spot welding fixed connection, compression spring is connected with the ball at four mounting groove relevant position downside equal spot welding, four ball extends outside the mounting groove one side and all is connected with the connecting rod, four connecting rod upper end one side all is equipped with the dead lever perpendicularly, four dead lever lower extreme fixedly connected with antiskid ribbed tile.

Preferably, the diameter of the connecting rod port is smaller than the width distance of the notch of the mounting groove, and the connecting rod is matched with the mounting groove.

Preferably, a clamping block is vertically arranged on the inner side of the upper end of the fixing rod, and the clamping block is matched with a notch in the upper portion of the mounting groove.

Preferably, the curtain is rolled up the pipe and is passed through bolt fixed connection with clamping the piece, the swivel is swing joint with clamping the piece, the dead lever passes through bolt fixed connection with the antiskid ribbed tile.

Preferably, the front ends of the connecting rods are movably connected with the upper side of the fixed rod, and a plurality of clamping grooves are vertically formed in the inner side of the fixed rod.

Preferably, the lower part of one side of the connecting rod is movably connected with an adjusting rod, the front end of the adjusting rod is clamped in a clamping groove, and the adjusting rod is matched with the clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the projector curtain frame with the protection structure clamps and fixes the curtain winding pipe through the clamping block arranged on the lower side of the curtain winding pipe, the projector curtain frame is vertically placed well through the vertically connected support column and the protection structure of the fixing rods around, the placing positions of the adjusting rod and the clamping groove are adjusted, and meanwhile, the compression spring arranged in the support column provides upward elastic force for the connecting rod, so that the extrusion force between the front end of the connecting rod and the inner side of the upper end of the fixing rod is reduced when the projector curtain frame is placed at the upper and lower positions of the adjusting curtain, the support structure of the projector curtain frame is protected, and the safety of the projector curtain frame is improved; the orientation of this projecting apparatus curtain frame can change in a flexible way through the swivel that sets up, makes the installation that clamps piece and curtain rolling pipe can be fine dismantle through the bolt, thereby and the fixture block of this dead lever upper end can clamp the upside that makes this projecting apparatus curtain frame in the dismantlement back at the mounting groove, and the receipts that the dead lever can be fine are in mounting groove one side.

2. Thereby increased the frictional force on this projecting apparatus curtain frame and ground through the decorative pattern that sets up in the antiskid ribbed tile bottom for this projecting apparatus curtain frame is more firm reliable when placing, through setting up the sucking disc in peg one side, can place this projecting apparatus curtain frame in the position that leans on the wall, and the laminating power through sucking disc and wall makes this projecting apparatus curtain can not be blown down by external wind, thereby has promoted its steadiness.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a structural sectional view of the inside of the pillar of the present invention.

Fig. 3 is a cross-sectional view of the inner structure of the fixing rod of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. a projection screen; 2. winding the pipe by the curtain; 3. a suction cup; 4. an anti-skid plate; 5. clamping a block; 6. rotating the ring; 7. a pillar; 8. a ball; 9. a connecting rod; 10. adjusting a rod; 11. a compression spring; 12. a card slot; 13. fixing the rod; 14. mounting grooves; 15. a clamping block; 16. a hanging rod.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a projector screen frame with a protection structure includes a projection screen 1, a screen winding pipe 2 and a support post 7;

the upper end of the projection curtain 1 is fixedly connected with a hanging rod 16 by adjusting a rod 10, one side of the hanging rod 16 is symmetrically and vertically connected with a sucker 3, the lower end of the projection curtain 1 is provided with a curtain winding pipe 2, the projection curtain 1 and the curtain winding pipe 2 are movably clamped and connected, the projection curtain 1 is firstly unfolded from the curtain winding pipe 2, an anti-skid plate 4 is placed on one side of a wall towards which a projector faces, the sucker 3 arranged on one side of the hanging rod 16 is attached to the wall, and the attachment force of the sucker 3 and the wall prevents the projection curtain 1 from being blown down by external wind, so that the stability of the projection curtain is improved;

the lower side of the middle part of the curtain winding pipe 2 is fixedly clamped with a clamping block 5, the lower part of the clamping block 5 is movably connected with a rotating ring 6, the lower end of the rotating ring 6 is vertically connected with a supporting column 7, one side of the supporting column 7 is symmetrically and vertically provided with a mounting groove 14, a compression spring 11 is vertically sleeved in the mounting groove 14, the upper end of the compression spring 11 is fixedly connected with the upper end of the inner side of the supporting column 7 in a spot welding manner, the lower sides of the corresponding positions of the four mounting grooves 14 of the compression spring 11 are respectively connected with a ball 8 in a spot welding manner, one side of the four balls 8 extending out of the mounting groove 14 is respectively connected with a connecting rod 9, one side of the upper end of each connecting rod 9 is respectively and vertically provided with a fixed rod 13, the lower ends of the four fixed rods 13 are fixedly connected with an antiskid plate 4, the vertically connected supporting column 7 and the protection structures of the peripheral fixed, make this projecting apparatus curtain frame reduce the inboard extrusion force in connecting rod 9 front end and dead lever 13 upper end when adjusting the position that the curtain put from top to bottom to protect this projecting apparatus curtain frame's bearing structure, promoted its security.

Wherein, the diameter of the connecting rod 9 port is less than the width distance of the mounting groove 14 notch, and the connecting rod 9 and the mounting groove 14 are mutually matched.

Wherein, dead lever 13 upper end inboard is equipped with fixture block 15 perpendicularly, and fixture block 15 mutually supports with the notch on mounting groove 14 upper portion, thereby fixture block 15 on this dead lever 13 can clamp at the upside of mounting groove 14 and make this projecting apparatus curtain cloth rack in the back of dismantling, and dead lever 13 can be fine is deposited in mounting groove 14 one side.

Wherein, the curtain is received reelpipe 2 and is clamped 5 bolt fixed connection of piece, change 6 with clamp piece 5 and be swing joint,

dead lever

13 and 4 bolt fixed connection of antiskid ribbed tile, rotate the orientation that change 6 adjusted this projecting apparatus curtain frame and place suitable position, the fastening of inspection one side bolt with set up the fixed degree of the centre gripping of piece 5 to curtain receipts reelpipe 2 that clamps of 2 downside of curtain receipts reelpipe, thereby the decorative pattern that sets up in 4 bottoms of antiskid ribbed tile has increased the frictional force on this projecting apparatus curtain frame and ground, make this projecting apparatus curtain frame more firm reliable when placing.

Wherein, the front end of the connecting rod 9 is movably connected with the upper side of the fixed rod 13, and the inner side of the fixed rod 13 is vertically provided with a plurality of clamping grooves 12.

Wherein, the lower part of one side of the connecting rod 9 is movably connected with an adjusting rod 10, the front end of the adjusting rod 10 is clamped in a clamping groove 12, and the adjusting rod 10 is matched with the clamping groove 12.

When the utility model is used, a worker firstly unfolds the projection curtain 1 from the curtain reeling pipe 2, places the antiskid plate 4 on one side of the wall towards which the projector faces, and pastes the sucker 3 arranged on one side of the hanging rod 16 against the wall, and the laminating force of the sucker 3 and the wall prevents the projection curtain 1 from being blown down by external wind, thereby improving the stability of the projection curtain; the rotating ring 6 is rotated to adjust the orientation of the projector screen frame to be placed at a proper position, and the tightness of a bolt at one side and the clamping and fixing degree of the screen winding pipe 2 by the clamping block 5 arranged at the lower side of the screen winding pipe 2 are checked; the projector screen frame is well vertically placed by the protection structure of the vertically connected strut 7 and the fixing rods 13 on the periphery, the placing positions of the adjusting rod 10 and the clamping groove 12 are adjusted, and the compression spring 11 arranged in the strut 7 can provide upward elastic force for the connecting rod 9, so that the extrusion force between the front end of the connecting rod 9 and the inner side of the upper end of the fixing rod 13 is reduced when the projector screen frame is used for adjusting the up-and-down placing positions of the screen, the support structure of the projector screen frame is protected, and the safety of the projector screen frame is improved; the patterns arranged at the bottom of the antiskid plate 4 increase the friction force between the projector screen frame and the ground, so that the projector screen frame is more stable and reliable when being placed; the clamping block 15 at the upper end of the fixing rod 13 can be clamped at the upper side of the mounting groove 14, so that the projector screen can be well stored at one side of the mounting groove 14 after being disassembled.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The projector screen frame with the protection structure comprises a projection screen (1), a screen winding pipe (2) and a support column (7), and is characterized in that the upper end of the projection screen (1) is fixedly connected with a hanging rod (16), one side of the hanging rod (16) is symmetrically and vertically connected with a sucker (3), the lower end of the projection screen (1) is provided with the screen winding pipe (2), and the projection screen (1) and the screen winding pipe (2) are movably clamped and connected;

a clamping block (5) is fixedly clamped at the lower side of the middle part of the curtain winding pipe (2), the lower part of the clamping block (5) is movably connected with a rotating ring (6), the lower end of the rotating ring (6) is vertically connected with a supporting column (7), one side of the supporting column (7) is symmetrically and vertically provided with a mounting groove (14), a compression spring (11) is vertically sleeved in the mounting groove (14), the upper end of the compression spring (11) is fixedly connected with the upper end of the inner side of the support post (7) in a spot welding manner, compression spring (11) are connected with ball (8) at four mounting groove (14) relevant position downside equal spot welding, four ball (8) extend outside mounting groove (14) one side all is connected with connecting rod (9), four connecting rod (9) upper end one side all is equipped with dead lever (13), four dead lever (13) lower extreme fixedly connected with antiskid ribbed tile (4).

2. The projector screen frame with the protection structure as claimed in claim 1, wherein the diameter of the end of the connecting rod (9) is smaller than the width of the notch of the mounting groove (14), and the connecting rod (9) is matched with the mounting groove (14).

3. The projector screen frame with the protection structure as claimed in claim 1, wherein a block (15) is vertically provided inside the upper end of the fixing rod (13), and the block (15) is engaged with the notch at the upper part of the mounting groove (14).

4. The projector screen frame with the protection structure as claimed in claim 1, wherein the screen winding pipe (2) is fixedly connected with the clamping block (5) through a bolt, the rotating ring (6) is movably connected with the clamping block (5), and the fixing rod (13) is fixedly connected with the anti-slip plate (4) through a bolt.

5. The projector screen frame with the protection structure as claimed in claim 1, wherein the front ends of the connecting rods (9) are movably connected with the upper sides of the fixing rods (13), and a plurality of slots (12) are vertically arranged on the inner sides of the fixing rods (13).

6. The projector screen frame with the protection structure as claimed in claim 1, wherein the lower part of one side of the connecting rod (9) is movably connected with an adjusting rod (10), the front end of the adjusting rod (10) is clamped in a clamping groove (12), and the adjusting rod (10) is matched with the clamping groove (12).