CN213712388U

CN213712388U - Adjustable projector support

Info

Publication number: CN213712388U
Application number: CN202022368025.0U
Authority: CN
Inventors: 陈香艳
Original assignee: Individual
Current assignee: Wuhan Jinjianxiang Video Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-16
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a support for projecting apparatus with adjustable, including stabilizer blade, installation piece, limiting plate, hoist mechanism and locating lever, the top of stabilizer blade articulates there is the installation piece, and installs the inside of piece and seted up logical groove to the inside that leads to the groove is provided with the connecting rod, the logical inslot portion on connecting rod top is provided with hoist mechanism, the top of installation piece is provided with the roof, and the top of roof installs the accessory plate to the top of accessory plate articulates through the hinge bar has U type backup pad, the surface of U type backup pad is provided with the projecting apparatus, and the U type backup pad surface of projecting apparatus both sides all installs the support frame to threaded connection has the threaded rod on the lateral wall of support frame, the one end of threaded rod runs through the support frame and articulates there is the limiting. The utility model discloses not only improve the stability that the support used, prevented that the projecting apparatus from taking place the incline phenomenon in the course of the work, realized the regulation of the height of support and angle moreover.

Description

Adjustable projector support

Technical Field

The utility model relates to the technical field of supports, specifically be a support for projecting apparatus with adjustable.

Background

Under the background that the policies required by the projector in the country are pulled and the income of people is continuously improved, the implementation of rural culture sharing engineering further promotes the rapid growth of the market of the Chinese projector, and the projector needs a support to support the projector in the using process so as to be convenient for people to watch.

The type of support on the market is various nowadays, can basically satisfy people's user demand, but still has certain problem, and specific problem has following several:

1. when the traditional bracket is used, the support legs are easy to slide, so that the stability of the bracket is seriously influenced;

2. when the traditional bracket is used, the projector is generally fixed more complexly, so that the convenience degree of the bracket in use is greatly influenced;

3. the height and the angle of the traditional bracket are difficult to adjust in use, so that great trouble is brought to people in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support for projecting apparatus with adjustable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable projector support comprises a support leg, an installation block, a limiting plate, a lifting mechanism and a positioning rod, wherein the top end of the support leg is hinged with the installation block, a through groove is formed in the installation block, a connecting rod is arranged in the through groove, the lifting mechanism is arranged in the through groove at the top end of the connecting rod, a top plate is arranged above the installation block, an auxiliary plate is arranged at the top end of the top plate, the top end of the auxiliary plate is hinged with a U-shaped support plate through a hinge rod, dovetail grooves are formed in two side walls of the auxiliary plate, dovetail sliders are arranged in the dovetail grooves, the top ends of the dovetail sliders are fixedly connected with the inner wall of the U-shaped support plate, positioning pins are arranged on the two side walls of the U-shaped support plate, the bottom ends of the positioning pins penetrate through the side walls of the U-shaped support plate and, and the support frame is all installed on the U type backup pad surface of projecting apparatus both sides to threaded connection has the threaded rod on the lateral wall of support frame, the one end of threaded rod runs through the support frame and articulates there is the limiting plate to the limiting plate closely laminates with the projecting apparatus, the rectangle spout has been seted up on the lateral wall of support frame, and the inside of rectangle spout is provided with the rectangle slider to the one end of rectangle slider is fixed with the stopper rod, be provided with stop bolt on the lateral wall of support frame, and stop bolt's bottom run through the lateral wall of support frame and with rectangle slider threaded connection, the bottom cover of stabilizer blade is equipped with the antiskid cover, and the top of antiskid cover is provided with the locating lever to the one end of locating lever.

Preferably, equidistant pressing springs are installed at the bottom ends of the limiting rods, a pressing plate is fixed at the bottom end of each pressing spring, and the bottom end of each pressing plate is in contact with the top end of the projector.

Preferably, hoist mechanism's inside has set gradually gear shaft, mounting groove, handle and lifting gear, lead to the inside mounting groove of having seted up of installation piece of groove one side, and articulated on the inner wall of mounting groove have a lifting gear to the one end of lifting gear extends to the outside of installation piece and articulates there is the handle, the connecting rod top that leads to the inslot portion is fixed with the gear shaft, and gear shaft and lifting gear intermeshing to the top and the roof fixed connection of gear shaft.

Preferably, the one end of connecting rod extends to the outside that leads to the groove, and the surface cover of connecting rod is equipped with the locating piece, and the surface of locating piece is provided with fixing bolt to fixing bolt's bottom run through the lateral wall of locating piece and with connecting rod surface threaded connection, the surface mounting of locating piece has the connecting block that adjacent contained angle is one hundred twenty degrees, and the stabilizer blade surface mounting of connecting block one end has the fixed block.

Preferably, the surface cover of locating lever is equipped with limit stop, and one side of limit stop contacts with the stabilizer blade surface, limit stop's inside is provided with the rectangle dead slot, and installs equidistant spacing spring on the inner wall of rectangle dead slot to tight briquetting is installed to limit spring's bottom.

Preferably, a positioning bolt is arranged on the surface of the limit stop, the bottom end of the positioning bolt penetrates through the surface of the limit stop and is in threaded connection with the surface of the positioning rod, and scale marks are carved on the surface of the positioning rod.

Compared with the prior art, the beneficial effects of the utility model are that: the adjustable projector support not only improves the stability of the support in use, prevents the projector from deflecting in the working process, but also realizes the adjustment of the height and the angle of the support;

1. by arranging the positioning rod, the limit stop, the scale marks, the limit spring and the pressing block, under the indication action of the scale marks, the limit stop is moved to a proper position, one side of the limit stop is tightly attached to the surface of the support leg under the elastic action of the limit spring, and then the positioning bolt is rotated reversely to fix the position of the limit stop, so that the support is prevented from sliding in the working process, and the use stability of the support is improved;

2. the projector fixing device is provided with the threaded rod, the limiting rod, the pressing plate, the pressing spring and the limiting plate, the threaded rod is rotated to push the limiting plate to move under the action of the supporting frame, so that one side of the limiting plate is tightly attached to the side wall of the projector, and the pressing plate is contacted with the top end of the projector under the elastic action of the pressing spring, so that the fixing work of the projector is completed, and the projector is prevented from deflecting in the working process;

3. through being provided with gear shaft, promotion gear, roof and hinge bar, through rotatory handle, make the promotion gear take place to rotate, make gear shaft and connecting rod promote the roof rebound under the intermeshing of promotion gear and gear shaft to realized the regulation of the height and the angle of support, improved the convenience degree when the support uses.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is a schematic view of the appearance structure of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is the enlarged structure schematic diagram of the lifting mechanism of the present invention.

In the figure: 1. a support leg; 2. connecting blocks; 3. a fixed block; 4. a through groove; 5. mounting blocks; 6. a dovetail slide block; 7. a threaded rod; 8. a rectangular slider; 9. a rectangular chute; 10. a limiting rod; 11. pressing the plate tightly; 12. A compression spring; 13. a projector; 14. a support frame; 15. a limit bolt; 16. a limiting plate; 17. a dovetail groove; 18. a lifting mechanism; 1801. a gear shaft; 1802. mounting grooves; 1803. a handle; 1804. a lifting gear; 19. a connecting rod; 20. fixing the bolt; 21. positioning blocks; 22. an anti-slip sleeve; 23. positioning a rod; 24. positioning the bolt; 25. a top plate; 26. an auxiliary plate; 27. a U-shaped support plate; 28. positioning pins; 29. a hinged lever; 30. a limit stop block; 31. scale lines; 32. a limiting spring; 33. a rectangular empty slot; 34. and (5) pressing the block.

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. 1-4, the present invention provides an embodiment: an adjustable projector bracket comprises a supporting leg 1, a mounting block 5, a limiting plate 16, a lifting mechanism 18 and a positioning rod 23, wherein the top end of the supporting leg 1 is hinged with the mounting block 5, a through groove 4 is arranged inside the mounting block 5, a connecting rod 19 is arranged inside the through groove 4, a lifting mechanism 18 is arranged inside the through groove 4 at the top end of the connecting rod 19, a gear shaft 1801, a mounting groove 1802, a handle 1803 and a lifting gear 1804 are sequentially arranged inside the lifting mechanism 18, the mounting block 5 at one side of the through groove 4 is internally provided with the mounting groove 1802, the inner wall of the mounting groove 1802 is hinged with the lifting gear 1804, one end of the lifting gear 1804 extends to the outside of the mounting block 5 and is hinged with a handle 1803, a gear shaft 1801 is fixed at the top end of the connecting rod 19 in the through groove 4, the gear shaft 1801 and the lifting gear 1804 are meshed with each other, and the top end of the gear shaft 1801 is fixedly connected with the top plate 25;

when the bracket is used, the lifting gear 1804 is rotated by rotating the handle 1803, the gear shaft 1801 and the connecting rod 19 push the top plate 25 to move upwards under the mutual meshing of the lifting gear 1804 and the gear shaft 1801, the projector 13 is moved upwards to a proper position under the action of the top plate 25, the fixing bolt 20 is rotated reversely to fix the connecting rod 19, the U-shaped support plate 27 is rotated under the action of the hinge rod 29, the U-shaped support plate 27 is rotated along the dovetail groove 17 under the action of the dovetail slider 6, and the positioning pin 28 is rotated when the projector 13 is rotated to a proper position to fix the position of the U-shaped support plate 27, so that the height and angle of the bracket are adjusted, and the convenience degree of the bracket in use is improved;

one end of the connecting rod 19 extends to the outside of the through groove 4, a positioning block 21 is sleeved on the surface of the connecting rod 19, a fixing bolt 20 is arranged on the surface of the positioning block 21, the bottom end of the fixing bolt 20 penetrates through the side wall of the positioning block 21 and is in threaded connection with the surface of the connecting rod 19, a connecting block 2 with an adjacent included angle of one hundred twenty degrees is installed on the surface of the positioning block 21, a fixing block 3 is installed on the surface of a supporting leg 1 at one end of the connecting block 2, a top plate 25 is arranged above the installing block 5, an auxiliary plate 26 is installed at the top end of the top plate 25, the top end of the auxiliary plate 26 is hinged to a U-shaped supporting plate 27 through a hinge rod 29, dovetail grooves 17 are formed in two side walls of the auxiliary plate 26, a dovetail slide block 6;

positioning pins 28 are arranged on two side walls of the U-shaped supporting plate 27, the bottom ends of the positioning pins 28 penetrate through the side walls of the U-shaped supporting plate 27 and are in threaded connection with the auxiliary plate 26, the surface of the U-shaped supporting plate 27 is provided with the projector 13, the surface of the U-shaped supporting plate 27 on two sides of the projector 13 is provided with the supporting frame 14, the side wall of the supporting frame 14 is in threaded connection with the threaded rod 7, one end of the threaded rod 7 penetrates through the supporting frame 14 and is hinged with the limiting plate 16, the limiting plate 16 is tightly attached to the projector 13, the side wall of the supporting frame 14 is provided with the rectangular sliding groove 9, the rectangular sliding block 8 is arranged inside the rectangular sliding groove 9, one end of the rectangular sliding block 8 is fixed with the limiting rod 10, the pressing springs 12 with equal intervals are arranged at the bottom ends of the limiting rods 10, the pressing plates 11 are, a limiting bolt 15 is arranged on the side wall of the supporting frame 14, the bottom end of the limiting bolt 15 penetrates through the side wall of the supporting frame 14 and is in threaded connection with the rectangular sliding block 8, an anti-skidding sleeve 22 is sleeved at the bottom end of the supporting leg 1, a positioning rod 23 is arranged above the anti-skidding sleeve 22, and one end of the positioning rod 23 extends to the outside of the supporting leg 1;

the surface cover of locating lever 23 is equipped with limit stop 30, and one side of limit stop 30 contacts with stabilizer blade 1 surface, limit stop 30's inside is provided with rectangle dead slot 33, and install equidistant limit spring 32 on the inner wall of rectangle dead slot 33, and the briquetting 34 is installed to limit spring 32's bottom, limit stop 30's surface is provided with positioning bolt 24, and positioning bolt 24's bottom run through limit stop 30's surface and with locating lever 23's surface threaded connection, locating lever 23's surface is carved with scale mark 31.

The working principle is as follows: when in use, firstly, the limiting stopper 30 is loosened with the surface of the positioning rod 23 by rotating the positioning bolt 24, then the limiting stopper 30 is moved to a proper position by the indicating action of the scale mark 31, one side of the limiting stopper 30 is tightly attached with the surface of the supporting leg 1 by the elastic force of the limiting spring 32, then the positioning bolt 24 is rotated reversely to fix the position of the limiting stopper 30, thereby preventing the bracket from sliding in the working process, improving the stability of the bracket in use, then the projector 13 is placed on the surface of the U-shaped supporting plate 27, then the threaded rod 7 is rotated to push the limiting plate 16 to move under the action of the supporting frame 14, so that one side of the limiting plate 16 is tightly attached with the side wall of the projector 13, then the limiting bolt 15 is rotated to loosen the rectangular sliding block 8 with the supporting frame 14, then the limiting rod 10 moves along the rectangular sliding groove 9 under the action of the rectangular sliding block 8, so that the pressing plate 11 contacts with the top end of the projector 13 under the action of the elastic force of the pressing spring 12, the position of the limiting rod 10 is fixed by reversely rotating the limiting bolt 15, the fixing work of the projector 13 is completed, the projector is prevented from deflecting in the working process, then the inner wall of the positioning block 21 is loosened with the surface of the connecting rod 19 by rotating the fixing bolt 20, the lifting gear 1804 is rotated by rotating the handle 1803, the gear shaft 1801 and the connecting rod 19 push the top plate 25 to move upwards under the mutual meshing of the lifting gear 1804 and the gear shaft 1801, the projector 13 is moved upwards to a proper position under the action of the top plate 25, then the fixing bolt 20 is reversely rotated to fix the connecting rod 19, then the U-shaped supporting plate 27 is rotated under the action of the hinge rod 29, so that the U-shaped supporting plate 27 rotates along the dovetail groove 17 under the action of the dovetail slider 6, when the projector 13 rotates to a proper position, the positioning pin 28 is rotated to fix the position of the U-shaped supporting plate 27, so that the height and angle of the bracket can be adjusted, the convenience degree of the bracket in use is improved, and the bracket can be used finally.

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

1. The utility model provides a support for projecting apparatus with adjustable, includes stabilizer blade (1), installation piece (5), limiting plate (16), hoist mechanism (18) and locating lever (23), its characterized in that: the top end of the support leg (1) is hinged with a mounting block (5), a through groove (4) is formed in the mounting block (5), a connecting rod (19) is arranged in the through groove (4) at the top end of the connecting rod (19), a lifting mechanism (18) is arranged in the through groove (4), a top plate (25) is arranged above the mounting block (5), an auxiliary plate (26) is arranged at the top end of the top plate (25), the top end of the auxiliary plate (26) is hinged with a U-shaped support plate (27) through a hinge rod (29), dovetail grooves (17) are formed in two side walls of the auxiliary plate (26), dovetail sliders (6) are arranged in the dovetail grooves (17), the top ends of the dovetail sliders (6) are fixedly connected with the inner wall of the U-shaped support plate (27), and positioning pins (28) are arranged on two side walls of the U-shaped support plate (27, and the bottom of locating pin (28) runs through the lateral wall of U type backup pad (27) and with accessory plate (26) threaded connection, the surface of U type backup pad (27) is provided with projecting apparatus (13), and support frame (14) are all installed on the U type backup pad (27) surface of projecting apparatus (13) both sides to threaded connection has threaded rod (7) on the lateral wall of support frame (14), the one end of threaded rod (7) runs through support frame (14) and articulates there is limiting plate (16), and limiting plate (16) and projecting apparatus (13) closely laminate, rectangle spout (9) have been seted up on the lateral wall of support frame (14), and the inside of rectangle spout (9) is provided with rectangle slider (8), and the one end of rectangle slider (8) is fixed with limiting rod (10), be provided with limiting bolt (15) on the lateral wall of support frame (14), and the bottom of limiting bolt (15) runs through the lateral wall of support frame (14) and with rectangle slider (8) threaded connection The bottom end of the supporting foot (1) is sleeved with an anti-skidding sleeve (22), a positioning rod (23) is arranged above the anti-skidding sleeve (22), and one end of the positioning rod (23) extends to the outside of the supporting foot (1).

2. The adjustable projector mount according to claim 1, wherein: equidistant pressing springs (12) are installed at the bottom end of the limiting rod (10), a pressing plate (11) is fixed at the bottom end of each pressing spring (12), and the bottom end of each pressing plate (11) is in contact with the top end of the projector (13).

3. The adjustable projector mount according to claim 1, wherein: the inside of hoist mechanism (18) has set gradually gear shaft (1801), mounting groove (1802), handle (1803) and lifting gear (1804), mounting groove (1802) have been seted up to installation piece (5) of logical groove (4) one side inside, and articulated on the inner wall of mounting groove (1802) have lifting gear (1804) to the one end of lifting gear (1804) extends to the outside of installation piece (5) and articulates there is handle (1803), connecting rod (19) top that lead to groove (4) inside is fixed with gear shaft (1801), and gear shaft (1801) and lifting gear (1804) intermeshing, and the top and roof (25) fixed connection of gear shaft (1801).

4. The adjustable projector mount according to claim 1, wherein: the one end of connecting rod (19) extends to the outside that leads to groove (4), and the surface cover of connecting rod (19) is equipped with locating piece (21), and the surface of locating piece (21) is provided with fixing bolt (20) to the bottom of fixing bolt (20) run through the lateral wall of locating piece (21) and with connecting rod (19) surface threaded connection, the surface mounting of locating piece (21) has connecting block (2) that adjacent contained angle is one hundred twenty degrees, and stabilizer blade (1) surface mounting of connecting block (2) one end has fixed block (3).

5. The adjustable projector mount according to claim 1, wherein: the surface cover of locating lever (23) is equipped with limit stop (30), and one side and stabilizer blade (1) surface contact of limit stop (30), the inside of limit stop (30) is provided with rectangle dead slot (33), and installs equidistant spacing spring (32) on the inner wall of rectangle dead slot (33) to briquetting (34) are installed to the bottom of spacing spring (32).

6. The adjustable projector mount according to claim 5, wherein: the surface of the limit stop (30) is provided with a positioning bolt (24), the bottom end of the positioning bolt (24) penetrates through the surface of the limit stop (30) and is in threaded connection with the surface of the positioning rod (23), and scale marks (31) are marked on the surface of the positioning rod (23).