CN216280410U - Mounting rack for multimedia teaching demonstration equipment - Google Patents

Abstract

The utility model discloses an installation frame for multimedia teaching demonstration equipment, which comprises a base, wherein a sliding mechanism is arranged on the side wall of the base, the side wall of the base is connected with a supporting block in a sliding manner through the sliding mechanism, an upright post is fixedly arranged at the upper end of the base, and a groove is formed in the upper end of the upright post. By adopting the structure, the base is moved to a required position, the supporting block is moved towards the two ends through the sliding mechanism, so that the supporting block can play a role of increasing the stress area of the base through the sliding mechanism, the position of the upright post is more stable, then the multimedia equipment body is connected with the fixing frame through the connecting mechanism, and meanwhile, the connecting mechanism can avoid the use of accessories such as screws for installation, so that the installation time is greatly reduced.

Description

Mounting rack for multimedia teaching demonstration equipment

Technical Field

The utility model belongs to the field of multimedia teaching equipment, and particularly relates to a mounting rack for multimedia teaching demonstration equipment.

Background

The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design and organically combined with the traditional teaching means to jointly participate in the whole teaching process, various media information acts on students to form a reasonable teaching process structure and achieve the optimized teaching effect, the multimedia is an indispensable equipment concept of modern education technology education such as computers, projectors, slide projectors, showing tables, videos, broadcasts, films, electronic whiteboards, computers and the like, and the modern education theory and technology are applied to design, development, application, management and evaluation of the teaching process and resources so as to realize the theory and practice of teaching modernization.

In the prior art, the mounting rack is usually used for mounting and fixing the playing equipment of movies and videos, but the mounting rack in the prior art is usually a fixed rack body, when the mounting rack is required to be used, the mounting rack needs to be carried to a required position, and then the playing equipment and the mounting rack are fixedly connected by using accessories such as screws, so that the mounting is very inconvenient, and the size of the mounting rack in the prior art is usually fixed, so that the playing equipment is inconvenient to use and store.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mounting rack for multimedia teaching demonstration equipment, aiming at solving the problems that the mounting rack for the multimedia equipment in the prior art is very inconvenient to mount and is inconvenient to store and use.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a mounting bracket for multimedia teaching demonstration equipment, includes the base, the lateral wall of base is provided with slide mechanism, the lateral wall of base has the supporting shoe through slide mechanism sliding connection, the upper end fixed mounting of base has the stand, the upper end of stand is seted up flutedly, the inside sliding connection of recess has the spliced pole, the inside of recess is provided with elevating system, elevating system is connected with the spliced pole transmission, the recess is run through to the upper end of spliced pole, the upper end fixed mounting of spliced pole has the mount, the upper end of mount is provided with coupling mechanism, there is the multimedia apparatus body in the front of mount through coupling mechanism swing joint.

By adopting the technical scheme, when the multimedia equipment body needs to be installed, the base is moved to a required position, then the supporting block is moved to the two ends through the sliding mechanism, so that the supporting block can play a role of increasing the stress area of the base through the sliding mechanism, the position of the upright post is more stable, then the multimedia equipment body is connected with the fixed frame by using the connecting mechanism, meanwhile, the connecting mechanism can avoid the use of accessories such as screws and the like for installation work, the installation time is greatly reduced, then the lifting mechanism is used for adjusting the height of the connecting column, the fixing frame can drive the multimedia device body to move upwards to achieve the effect of adjusting the height of the multimedia device body, after the multimedia device body is used and completed, the multimedia device body is detached, and the connecting column and the supporting block are reset, so that the mounting frame is convenient to store, and the occupied space is reduced.

Further, as a preferred technical scheme, the sliding mechanism includes a sliding groove, a sliding rod, a first limiting groove and a first limiting block, the sliding groove is formed in the side wall of the base, the sliding rod is connected inside the sliding groove in a sliding mode, one end of the sliding rod penetrates through the sliding groove, the supporting block is fixedly connected to one end of the sliding rod, the first limiting groove is formed inside the sliding groove, the first limiting block is fixedly connected to the outer wall of the sliding rod, and the first limiting block is connected inside the first limiting groove in a sliding mode.

Through adopting above-mentioned technical scheme, through litter sliding connection in the inside of spout to through first stopper sliding connection in the inside of first spacing groove, avoid the litter to drop, thereby make the supporting shoe lateral shifting, reach the effect that increases base lifting surface.

Further, as preferred technical scheme, elevating system includes lifting unit, power component and spacing subassembly, lifting unit sets up the inside at the recess, power component sets up the lower extreme at the stand lateral wall, power component is connected with the lifting unit transmission, spacing subassembly sets up the upper end at the recess inner wall, spacing subassembly and spliced pole sliding connection.

Through adopting above-mentioned technical scheme, provide power for lifting unit through power component to through the position of the firm spliced pole of spacing subassembly, can make the spliced pole drive the mount and vertically use, thereby reach the effect of adjustment multimedia device body height.

Further, as a preferred technical scheme, the lifting assembly comprises a screw rod and a thread groove, the screw rod is rotatably connected in the groove, the thread groove is formed in the lower end of the connecting column, the upper end of the screw rod extends into the thread groove, the outer wall of the screw rod is in threaded connection with the thread groove, a second positioning assembly is arranged at the lower end of the screw rod, and the lower end of the outer wall of the screw rod is in transmission connection with the power assembly.

Through adopting above-mentioned technical scheme, drive the screw rod through power component and rotate to through the position of the firm screw rod of second locating component, can make the screw rod drive spliced pole longitudinal movement through the thread groove.

Further, as a preferred technical scheme, the power assembly comprises a mounting box, a rotating rod, a first bevel gear and a second bevel gear, the mounting box is fixedly mounted at the lower end of the side wall of the upright column, the rotating rod is rotatably connected inside the mounting box, a first positioning assembly is arranged on the outer wall of the rotating rod, one end of the rotating rod penetrates through the mounting box, the first bevel gear is fixedly mounted at one end of the rotating rod, the second bevel gear is fixedly mounted at the lower end of the outer wall of the screw rod, and the second bevel gear is meshed with the first bevel gear.

By adopting the technical scheme, the rotating rod rotates in the mounting box, and the position of the rotating rod is stabilized by the first positioning component, so that the rotating rod drives the first bevel gear to rotate, and the first bevel gear is meshed and connected with the second bevel gear, so that the second bevel gear drives the screw rod to rotate.

Further, as preferred technical scheme, first locating component includes first locating piece and first constant head tank, first locating piece fixed mounting is at the outer wall of bull stick, first constant head tank sets up in the inside of mounting box, first locating piece rotates the inside of connecting at first constant head tank.

Through adopting above-mentioned technical scheme, rotate through first locating piece and connect in the inside of first constant head tank, make first positioning element reach the effect of firm bull stick position, avoid the bull stick slope or lateral shifting, influence the position of first bevel gear.

Further, as a preferred technical scheme, the second positioning assembly comprises a second positioning block and a second positioning groove, the second positioning block is fixedly connected to the lower end of the screw rod, the second positioning groove is formed in the lower end of the inside of the upright column, and the second positioning block is rotatably connected to the inside of the second positioning groove.

Through adopting above-mentioned technical scheme, rotate through the second locating piece and connect in second locating slot bottom, make the second locating component reach the effect of firm screw rod position, avoid the screw rod slope to influence the removal of connecting the post.

Further, as preferred technical scheme, spacing subassembly includes second stopper and second spacing groove, second stopper fixed mounting is in the upper end of recess inner wall, the lateral wall at the spliced pole is seted up to the second spacing groove, second stopper sliding connection is in the inside of second spacing groove.

Through adopting above-mentioned technical scheme, through second stopper sliding connection in the inside of second spacing groove, make spacing subassembly reach the effect of firm spliced pole position.

Further, as a preferred technical scheme, the connecting mechanism includes a slot, an insertion rod, a through groove, a positioning rod and a fixing groove, the slot is formed in the upper end of the fixing frame, the insertion rod is fixedly connected to the back of the multimedia device body, the lower end of the insertion rod is inserted into the slot, the through groove is formed in the side wall of the fixing frame, the through groove is communicated with the slot, the positioning rod is inserted into the through groove, the fixing groove is formed in the lower end of the side wall of the insertion rod, one end of the positioning rod is inserted into the fixing groove, one end of the positioning rod penetrates through the insertion rod through the fixing groove, a reset assembly is arranged in the through groove, and the reset assembly is in transmission connection with the positioning rod.

Through adopting above-mentioned technical scheme, when the installation multimedia device body, the pulling locating lever, then with the inside of inserting the slot of the lower extreme of inserted bar, after the inserted bar got into the inside of slot completely, loosen the locating lever, make reset assembly drive the locating lever and reset, can make the inside of one end insertion fixed slot of locating lever to fix the inserted bar in the inside of slot, can make coupling mechanism reach the effect of being connected multimedia device body and mount.

Further, as a preferred technical scheme, the reset assembly comprises an elastic rope and an opening, the elastic rope is fixedly connected inside the through groove, one end of the elastic rope is fixedly connected with the positioning rod, the lower end of the insertion rod is provided with the opening, the opening is communicated with the fixing groove, and the outer wall of the elastic rope is in sliding connection with the opening.

Through adopting above-mentioned technical scheme, through the one end and the locating lever fixed connection of stretch cord, make the locating lever after the removal, can drive the locating lever through the stretch cord and reset, make the locating lever reach the effect of fixed inserted bar position to can avoid the stretch cord to influence the removal of inserted bar through the opening.

In summary, the utility model mainly has the following beneficial effects:

firstly, when a multimedia equipment body needs to be installed, a base is moved to a required position, then a sliding mechanism is used for moving a supporting block to two ends, the supporting block can play a role of increasing the stress area of the base through the sliding mechanism, the position of an upright post is more stable, then the multimedia equipment body is connected with a fixing frame through a connecting mechanism, meanwhile, the installation work of accessories such as screws and the like can be avoided through the connecting mechanism, the installation time is greatly reduced, then a lifting mechanism is used for adjusting the height of a connecting post, the fixing frame can drive the multimedia equipment body to move upwards, the effect of adjusting the height of the multimedia equipment body is achieved, after the multimedia equipment body is used, the connecting post and the supporting block are reset, the installation frame can be conveniently stored, and the occupied space is reduced;

second, when the installation multimedia device body, the pulling locating lever, then insert the inside of slot with the lower extreme of inserted bar to avoid the stretch cord to influence the removal of inserted bar through the opening, after the stretch cord got into the inside of fixed slot, loosen the locating lever, make reset assembly drive the locating lever and reset, can make the inside that the one end of locating lever inserted the fixed slot, thereby fix the inserted bar in the inside of slot, can make coupling mechanism reach the effect of being connected multimedia device body and mount.

Drawings

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

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

FIG. 3 is a schematic view of the lift mechanism of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged view of portion B of FIG. 2 in accordance with the present invention;

FIG. 6 is a schematic illustration of the bayonet configuration of the present invention;

reference numerals: 1. the device comprises a base, 2, a sliding mechanism, 21, a sliding groove, 22, a sliding rod, 23, a first limit groove, 24, a first limit block, 3, a support block, 4, an upright post, 41, a groove, 42, a connecting post, 5, a lifting mechanism, 51, a lifting component, 511, a screw rod, 512, a thread groove, 52, a power component, 521, a mounting box, 522, a rotating rod, 523, a first bevel gear, 524, a second bevel gear and 53, the multimedia equipment comprises a first positioning component, 531, a first positioning block, 532, a first positioning groove, 54, a second positioning component, 541, a second positioning block, 542, a second positioning groove, 55, a limiting component, 551, a second limiting block, 552, a second limiting groove, 6, a fixing frame, 7, a connecting mechanism, 71, a slot, 72, an inserting rod, 73, a through slot, 74, a positioning rod, 75, a fixing groove, 76, a reset component, 761, an elastic rope, 762, an opening, 8 and a multimedia equipment body.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-6, the mounting bracket for multimedia teaching demonstration equipment according to this embodiment includes a base 1, a sliding mechanism 2 is disposed on a side wall of the base 1, the side wall of the base 1 is slidably connected with a support block 3 through the sliding mechanism 2, an upright post 4 is fixedly mounted at an upper end of the base 1, a groove 41 is formed at an upper end of the upright post 4, a connection post 42 is slidably connected inside the groove 41, a lifting mechanism 5 is disposed inside the groove 41, the lifting mechanism 5 is in transmission connection with the connection post 42, the upper end of the connection post 42 penetrates through the groove 41, a fixing frame 6 is fixedly mounted at an upper end of the connection post 42, a connection mechanism 7 is disposed at an upper end of the fixing frame 6, and a multimedia equipment body 8 is movably connected to a front surface of the fixing frame 6 through the connection mechanism 7; when the multimedia device body 8 needs to be installed, the base 1 is moved to a required position, the supporting block 3 is moved to two ends through the sliding mechanism 2, the supporting block 3 can play a role of increasing the stress area of the base 1 through the sliding mechanism 2, the position of the stand column 4 is more stable, the multimedia device body 8 and the fixing frame 6 can be connected through the connecting mechanism 7, the height of the connecting column 42 is adjusted through the lifting mechanism 5, the fixing frame 6 can be made to drive the multimedia device body 8 to move upwards, and the effect of adjusting the height of the multimedia device body 8 is achieved.

Example 2

Referring to fig. 2, on the basis of embodiment 1, in order to achieve the purpose of enabling the supporting block 3 to move laterally, the present embodiment has an innovative design on the sliding mechanism 2, specifically, the sliding mechanism 2 includes a sliding slot 21, a sliding rod 22, a first limiting groove 23 and a first limiting block 24, the sliding slot 21 is opened on the side wall of the base 1, the sliding rod 22 is slidably connected inside the sliding slot 21, one end of the sliding rod 22 penetrates through the sliding slot 21, the supporting block 3 is fixedly connected to one end of the sliding rod 22, the first limiting groove 23 is opened inside the sliding slot 21, the first limiting block 24 is fixedly connected to the outer wall of the sliding rod 22, and the first limiting block 24 is slidably connected inside the first limiting groove 23; the slide rod 22 is slidably connected inside the sliding groove 21 and is slidably connected inside the first limiting groove 23 through the first limiting block 24, so that the slide rod 22 is prevented from falling off, the supporting block 3 can move transversely, and the effect of increasing the stress area of the base 1 is achieved.

Referring to fig. 2-4, in order to achieve the purpose of adjusting the height of the multimedia device body 8, the lifting mechanism 5 of the present embodiment includes a lifting component 51, a power component 52 and a limiting component 55, the lifting component 51 is disposed inside the groove 41, the power component 52 is disposed at the lower end of the sidewall of the upright post 4, the power component 52 is in transmission connection with the lifting component 51, the limiting component 55 is disposed at the upper end of the inner wall of the groove 41, and the limiting component 55 is in sliding connection with the connecting column 42; the power component 52 provides power for the lifting component 51, and the position of the connecting column 42 is stabilized by the limiting component 55, so that the connecting column 42 drives the fixing frame 6 to be used longitudinally, and the function of adjusting the height of the multimedia device body 8 is achieved.

Referring to fig. 3, in order to achieve the purpose of moving the connecting column 42 longitudinally, the lifting assembly 51 of the present embodiment includes a screw 511 and a thread groove 512, the screw 511 is rotatably connected inside the groove 41, the thread groove 512 is formed at the lower end of the connecting column 42, the upper end of the screw 511 extends into the thread groove 512, the outer wall of the screw 511 is in threaded connection with the thread groove 512, the lower end of the screw 511 is provided with a second positioning assembly 54, and the lower end of the outer wall of the screw 511 is in transmission connection with the power assembly 52; the screw 511 is driven by the power assembly 52 to rotate, and the second positioning assembly 54 stabilizes the position of the screw 511, so that the screw 511 drives the connecting column 42 to move longitudinally through the thread groove 512.

Referring to fig. 3, in order to achieve the purpose of rotating the screw 511, the power assembly 52 of the present embodiment includes a mounting box 521, a rotating rod 522, a first bevel gear 523 and a second bevel gear 524, wherein the mounting box 521 is fixedly mounted at the lower end of the side wall of the upright column 4, the rotating rod 522 is rotatably connected inside the mounting box 521, the outer wall of the rotating rod 522 is provided with a first positioning assembly 53, one end of the rotating rod 522 penetrates through the mounting box 521, the first bevel gear 523 is fixedly mounted at one end of the rotating rod 522, the second bevel gear 524 is fixedly mounted at the lower end of the outer wall of the screw 511, and the second bevel gear 524 is in meshed connection with the first bevel gear 523; by rotating the rotating rod 522 in the mounting box 521 and stabilizing the position of the rotating rod 522 through the first positioning component 53, the rotating rod 522 can drive the first bevel gear 523 to rotate, and the second bevel gear 524 is meshed and connected with the first bevel gear 523 to drive the screw 511 to rotate.

Referring to fig. 3, for the purpose of stabilizing the position of the rotating rod 522, the first positioning assembly 53 of this embodiment includes a first positioning block 531 and a first positioning groove 532, the first positioning block 531 is fixedly installed on the outer wall of the rotating rod 522, the first positioning groove 532 is opened inside the mounting box 521, and the first positioning block 531 is rotatably connected inside the first positioning groove 532; the first positioning block 531 is rotatably connected to the inside of the first positioning groove 532, so that the first positioning assembly 53 can stabilize the position of the rotating rod 522, and the rotating rod 522 is prevented from tilting or moving laterally to affect the position of the first bevel gear 523.

Referring to fig. 3, in order to achieve the purpose of stabilizing the position of the screw 511, the second positioning assembly 54 of the present embodiment includes a second positioning block 541 and a second positioning groove 542, the second positioning block 541 is fixedly connected to the lower end of the screw 511, the second positioning groove 542 is disposed at the lower end of the interior of the upright column 4, and the second positioning block 541 is rotatably connected to the interior of the second positioning groove 542; the second positioning block 541 is rotatably connected to the bottom of the second positioning groove 542, so that the second positioning element 54 can stabilize the position of the screw 511, and the screw 511 is prevented from being inclined to affect the movement of the connecting column 42.

Referring to fig. 4, in order to fix the position of the connection post 42, the limiting component 55 of the embodiment includes a second limiting block 551 and a second limiting groove 552, the second limiting block 551 is fixedly installed at the upper end of the inner wall of the groove 41, the second limiting groove 552 is formed on the side wall of the connection post 42, and the second limiting block 551 is slidably connected inside the second limiting groove 552; the second limiting block 551 is slidably connected to the inside of the second limiting groove 552, so that the limiting assembly 55 can stabilize the position of the connecting column 42.

Example 3

Referring to fig. 5, in the present embodiment, on the basis of embodiment 2, in order to achieve the purpose of connecting the multimedia device body 8 with the fixing frame 6, the present embodiment has an innovative design on the connecting mechanism 7, specifically, the connecting mechanism 7 includes a slot 71 and a rod 72, the multimedia equipment comprises a through groove 73, a positioning rod 74 and a fixing groove 75, wherein the inserting groove 71 is formed in the upper end of the fixing frame 6, the inserting rod 72 is fixedly connected to the back face of the multimedia equipment body 8, the lower end of the inserting rod 72 is inserted into the inserting groove 71, the through groove 73 is formed in the side wall of the fixing frame 6, the through groove 73 is communicated with the inserting groove 71, the positioning rod 74 is inserted into the through groove 73, the fixing groove 75 is formed in the lower end of the side wall of the inserting rod 72, one end of the positioning rod 74 is inserted into the fixing groove 75, one end of the positioning rod 74 penetrates through the inserting rod 72 through the fixing groove 75, a resetting assembly 76 is arranged inside the through groove 73, and the resetting assembly 76 is in transmission connection with the positioning rod 74; when the multimedia device body 8 is installed, the positioning rod 74 is pulled, then the lower end of the insertion rod 72 is inserted into the slot 71, after the insertion rod 72 completely enters the slot 71, the positioning rod 74 is released, the reset assembly 76 drives the positioning rod 74 to reset, and one end of the positioning rod 74 can be inserted into the fixing slot 75, so that the insertion rod 72 is fixed in the slot 71, and the connecting mechanism 7 can be used for connecting the multimedia device body 8 with the fixing frame 6.

Referring to fig. 5-6, in order to achieve the purpose of restoring the positioning rod 74, the restoring assembly 76 of the present embodiment includes an elastic string 761 and an opening 762, the elastic string 761 is fixedly connected inside the through slot 73, one end of the elastic string 761 is fixedly connected with the positioning rod 74, the lower end of the inserting rod 72 is provided with the opening 762, the opening 762 is communicated with the fixing slot 75, and the outer wall of the elastic string 761 is slidably connected with the opening 762; one end of the elastic rope 761 is fixedly connected with the positioning rod 74, so that after the positioning rod 74 moves, the elastic rope 761 can drive the positioning rod 74 to reset, the positioning rod 74 achieves the effect of fixing the position of the insertion rod 72, and the elastic rope 761 can be prevented from influencing the movement of the insertion rod 72 through the opening 762.

The use principle and the advantages are as follows: when the multimedia device body 8 needs to be installed, the base 1 is moved to a required position, then the supporting block 3 is pulled towards two ends through the moving mechanism, so that the sliding rod 22 slides in the sliding groove 21, and is slidably connected in the first limiting groove 23 through the first limiting block 24, so that the first limiting assembly 55 achieves the effect of stabilizing the position of the sliding rod 22, the sliding rod 22 is prevented from falling off, the supporting block 3 achieves the effect of increasing the stressed area of the base 1, then the positioning rod 74 is pulled to move in the through groove 73, the insertion rod 72 is inserted into the slot 71, the elastic rope 761 is prevented from influencing the movement of the insertion rod 72 through the opening 762, after the insertion rod 72 completely enters the slot 71, the positioning rod 74 is driven to reset through the resetting assembly 76, so that one end of the positioning rod 74 can be inserted into and penetrate through the fixing groove 75, and the positioning rod 74 achieves the effect of fixing the insertion rod 72 in the slot 71, the connecting mechanism 7 can further achieve the effect of mounting the multimedia device body 8 on the front surface of the fixing frame 6, thereby avoiding complex mounting work by using accessories such as screws, and only needs to pull the positioning rod 74 to separate the positioning rod 74 from the fixing groove 75 when dismounting, so that the insertion rod 72 can be taken out of the inside of the slot 71, thereby completing the dismounting work of the multimedia device body 8, after the multimedia device body 8 is mounted, the power component 52 at the lower end of the side wall of the upright post 4 provides power for the lifting component 51, the rotating rod 522 is rotated and is rotatably connected inside the first positioning groove 532 through the first positioning block 531, so that the first positioning component 53 can stabilize the position of the rotating rod 522 inside the mounting box 521, thereby the rotating rod 522 drives the second bevel gear 524 to rotate through the first bevel gear 523, thereby achieving the effect of rotating the screw 511 and is rotatably connected inside the second positioning groove 542 through the second positioning block 541, make the position of the firm screw rod 511 of second locating component 54, can make the screw rod 511 drive spliced pole 42 through thread groove 512 and vertically move in the inside of recess 41, and through the inside of second stopper 551 sliding connection at second spacing groove 552, make the position of the firm spliced pole 42 of the firm spliced pole of second spacing component 55, make spliced pole 42 drive mount 6 vertically move, can make elevating system 5 reach the effect of adjusting the height of multimedia device body 8, when multimedia device body 8 and mounting bracket are accomodate to needs, use coupling mechanism 7 to separate multimedia device body 8 and mount bracket 6, then reset spliced pole 42 and supporting shoe 3 through elevating system 5 and sliding mechanism 2, can reduce the volume of mount 6, be convenient for accomodate.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a multimedia teaching demonstration mounting bracket for equipment which characterized in that: the portable multimedia device comprises a base, the lateral wall of base is provided with slide mechanism, the lateral wall of base has the supporting shoe through slide mechanism sliding connection, the upper end fixed mounting of base has the stand, the upper end of stand is seted up flutedly, the inside sliding connection of recess has the spliced pole, the inside of recess is provided with elevating system, elevating system is connected with the spliced pole transmission, the recess is run through to the upper end of spliced pole, the upper end fixed mounting of spliced pole has the mount, the upper end of mount is provided with coupling mechanism, there is the multimedia device body front through coupling mechanism swing joint of mount.

2. The mounting bracket of claim 1, wherein: slide mechanism includes spout, litter, first spacing groove and first stopper, the lateral wall at the base is seted up to the spout, litter sliding connection is in the inside of spout, the spout is run through to the one end of litter, supporting shoe fixed connection is in the one end of litter, the inside at the spout is seted up to first spacing groove, first stopper fixed connection is at the outer wall of litter, first stopper sliding connection is in the inside of first spacing groove.

3. The mounting bracket of claim 2, wherein: elevating system includes lifting unit, power component and spacing subassembly, lifting unit sets up the inside at the recess, power component sets up the lower extreme at the stand lateral wall, power component is connected with the lifting unit transmission, spacing subassembly sets up the upper end at the recess inner wall, spacing subassembly and spliced pole sliding connection.

4. The mounting bracket of claim 3, wherein: the lifting assembly comprises a screw and a thread groove, the screw is connected in the groove in a rotating mode, the thread groove is formed in the lower end of the connecting column, the upper end of the screw extends into the thread groove, the outer wall of the screw is in threaded connection with the thread groove, the lower end of the screw is provided with a second positioning assembly, and the lower end of the outer wall of the screw is in transmission connection with the power assembly.

5. The mounting bracket of claim 4, wherein: the power assembly comprises a mounting box, a rotating rod, a first bevel gear and a second bevel gear, the mounting box is fixedly mounted at the lower end of the side wall of the stand column, the rotating rod is rotatably connected inside the mounting box, a first positioning assembly is arranged on the outer wall of the rotating rod, one end of the rotating rod penetrates through the mounting box, the first bevel gear is fixedly mounted at one end of the rotating rod, the second bevel gear is fixedly mounted at the lower end of the outer wall of the screw rod, and the second bevel gear is meshed with the first bevel gear.

6. The mounting bracket of claim 5, wherein: the first positioning component comprises a first positioning block and a first positioning groove, the first positioning block is fixedly installed on the outer wall of the rotating rod, the first positioning groove is formed in the mounting box, and the first positioning block is rotatably connected to the inside of the first positioning groove.

7. The mounting bracket of claim 6, wherein: the second positioning assembly comprises a second positioning block and a second positioning groove, the second positioning block is fixedly connected to the lower end of the screw rod, the second positioning groove is formed in the lower end of the inside of the upright column, and the second positioning block is rotatably connected to the inside of the second positioning groove.

8. The mount of claim 7, wherein: the limiting assembly comprises a second limiting block and a second limiting groove, the second limiting block is fixedly mounted at the upper end of the inner wall of the groove, the second limiting groove is formed in the side wall of the connecting column, and the second limiting block is connected to the inside of the second limiting groove in a sliding mode.

9. The mount of claim 8, wherein: the connecting mechanism comprises a slot, an inserting rod, a through groove, a positioning rod and a fixing groove, the slot is formed in the upper end of the fixing frame, the inserting rod is fixedly connected to the back face of the multimedia device body, the lower end of the inserting rod is inserted into the slot, the through groove is formed in the side wall of the fixing frame and communicated with the slot, the positioning rod is inserted into the through groove, the fixing groove is formed in the lower end of the side wall of the inserting rod, one end of the positioning rod is inserted into the fixing groove, the fixing groove penetrates through the inserting rod, a reset assembly is arranged inside the through groove and is connected with the positioning rod in a transmission mode.

10. The mount of claim 9, wherein: the reset assembly comprises an elastic rope and an opening, the elastic rope is fixedly connected inside the through groove, one end of the elastic rope is fixedly connected with the positioning rod, the opening is formed in the lower end of the inserting rod and communicated with the fixing groove, and the outer wall of the elastic rope is connected with the opening in a sliding mode.

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