CN217978169U

CN217978169U - Mounting bracket for electronic whiteboard

Info

Publication number: CN217978169U
Application number: CN202222434613.9U
Authority: CN
Inventors: 徐振梁; 冯丽朋; 何春林
Original assignee: Shenzhen Longgao Intelligent Technology Co ltd
Current assignee: Shenzhen Longgao Intelligent Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-06
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses an installing support for whiteboard relates to teaching aid technical field. This installing support for whiteboard, the on-line screen storage device comprises a base, the last fixed surface of base installs the bottom of support column, the inner wall slidable mounting of support column has the erection column, the top lateral wall fixed mounting of erection column has the plate body, the inside of support column is provided with stabilizing mean. This installing support for whiteboard, keep better stability when adjusting height and angle in order to guarantee the plate body adaptation corresponding teaching demand, through being provided with stabilizing mean, cooperation accommodate the lead screw and worm two, thereby when making the screw slider drive the erection column upward movement, the thread bush drives the driving plate to keeping away from base center department one side motion, and then make the connecting rod can provide the holding power of side direction for the erection column all the time, guarantee the stability in the plate body use, improve the teaching quality of device.

Description

Mounting bracket for electronic whiteboard

Technical Field

The utility model relates to a teaching aid technical field specifically is an installing support for whiteboard.

Background

The electronic whiteboard is a multimedia teaching device for teaching, which is generally applied to the teaching activities of schools and generally comprises a computer, a touch whiteboard, a projector, a sound device, a microphone and other devices, and in the teaching use process, in order to ensure the use effect, a mounting bracket for the whiteboard of the electronic instrument is required.

The existing mounting bracket for the electronic whiteboard generally adjusts the erection height of the second electronic whiteboard in order to improve the teaching effect of the mounting bracket, but the electronic whiteboard has certain weight, so that the gravity center of the electronic whiteboard correspondingly rises after the height is raised, and the gravity center is more likely to shift after subsequent angle adjustment, so that the electronic whiteboard is unstable, and the using effect of the electronic whiteboard is influenced; in view of this, we propose a mounting bracket for an electronic whiteboard.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an installing support for whiteboard has solved the problem that above-mentioned background art mentioned.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an installing support for whiteboard, includes the base, the last fixed surface of base installs the bottom of support column, the inner wall slidable mounting of support column has the erection column, the top lateral wall fixed mounting of erection column has the plate body, the inside of support column is provided with stabilizing mean, stabilizing mean includes:

the driving motor is fixedly installed on the outer wall of the left side of the supporting column, the output end of the driving motor is fixedly connected with the left end of a first worm, the bottom end of a second worm is rotatably installed on the inner wall of the bottom of the base, and the top end face of the second worm is fixedly connected with the lower surface of a first worm wheel;

the inner wall of the base is rotatably provided with a bidirectional threaded rod, a worm gear II penetrates through the bidirectional threaded rod, the outer wall of the bidirectional threaded rod is in threaded connection with a threaded sleeve, the upper surface of the threaded sleeve is fixedly provided with the lower surface of a transmission plate, the upper surface of the transmission plate is hinged with the bottom end of a connecting rod, and the top end of the connecting rod is hinged to the outer wall of the right side of the mounting column;

the upper surface of the first worm wheel is fixedly connected with the bottom end surface of the adjusting screw rod, and the outer wall of the adjusting screw rod is in threaded connection with a threaded sliding block.

Preferably, the number of support columns is provided with two sets, and two sets of support columns use the axis of base as symmetry axis symmetry setting in the left and right sides of base.

Preferably, the upper surface of the base is provided with a rectangular groove with the width equal to that of the connection part between the threaded sleeve and the transmission plate.

Preferably, the outer surface of the mounting post is configured as a square, and the inner surface of the support post is configured as a square adapted to the outer surface of the mounting post.

Preferably, the inside of support column is provided with coupling mechanism, coupling mechanism is including the driving gear, accommodate the lead screw runs through there is the driving gear, driven gear is installed in the inner wall rotation of support column, driven gear's last fixed surface is connected with the rotary drum, the tip of fixedly connected with stay cord on the arc outer wall of rotary drum, the lateral wall of support column articulates the left end that has the slide bar, the slide bar has been cup jointed to the right-hand member outer wall of slide bar, the left end of the right-hand member face fixedly connected with telescopic link of slide bar, the right-hand member fixed connection of telescopic link is on the inner wall of slide bar, the left end of the taut spring of right-hand member face fixedly connected with of slide bar, the right-hand member fixed connection of taut spring is on the inner wall of slide bar.

Preferably, the inside of the telescopic rod is arranged in a hollow mode, and the diameter of the inner cavity of the telescopic rod is larger than the outer diameter of the pull rope.

(III) advantageous effects

The utility model provides an installing support for whiteboard, it possesses following beneficial effect:

(1) This installing support for whiteboard is when using, keep better stability when adjusting height and angle in order to guarantee the plate body and adapt to corresponding teaching demand, through being provided with stabilizing mean, cooperation accommodate the lead screw and worm two, thereby when making the screw slider drive the erection column upward movement, the thread bush drives the driving plate and locates one side motion to keeping away from base center, and then make the connecting rod can provide the lateral holding power for the erection column all the time, guarantee the stability in the plate body use, improve the teaching quality of device.

(2) This installing support for whiteboard is when using, in order to improve the firm effect of connecting rod to support column and erection column, through being provided with coupling mechanism, so that along with the rising or the decline of accommodate the lead screw control erection column, the cooperation rotary drum tightens up or emits the stay cord, thereby cooperates taut spring, so that the combination of slide bar and slide cartridge can play good taut effect to the connecting rod all the time, thereby further improvement connecting rod is to the stable effect of support of erection column.

Drawings

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

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

FIG. 3 is a schematic view of a partially enlarged structure of the area A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the enlarged structure of the area B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a support column; 3. mounting a column; 4. a plate body; 5. a stabilizing mechanism; 501. a drive motor; 502. a first worm; 503. a second worm; 504. a first worm wheel; 505. a bidirectional threaded rod; 506. a second worm gear; 507. a threaded sleeve; 508. a drive plate; 509. a connecting rod; 510. adjusting a screw rod; 511. a threaded slider; 6. a connecting mechanism; 601. a driving gear; 602. a driven gear; 603. a drum; 604. pulling a rope; 605. a slide bar; 606. a slide cylinder; 607. a telescopic rod; 608. the spring is tensioned.

Detailed Description

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

Please refer to fig. 1-4, the utility model provides an installing support for electronic whiteboard, including base 1, base 1's last fixed surface installs the bottom of support column 2, the inner wall slidable mounting of support column 2 has erection column 3, the top lateral wall fixed mounting of erection column 3 has plate body 4, the inside of support column 2 is provided with stabilizing mean 5, stabilizing mean 5 is including driving motor 501, driving motor 501 fixed mounting is on the left side outer wall of support column 2, driving motor 501's output fixedly connected with worm 502's left end, base 1's bottom inner wall rotates the bottom of installing worm 503, the lower surface of worm two 503's top fixed surface is connected with worm wheel 504, base 1's inner wall rotates installs two-way threaded rod 505, two-way threaded rod 505 has run through worm wheel two 506, and worm wheel two 506 and two-way threaded rod 505 fixed connection, the outer wall threaded connection of two-way threaded rod 505 has thread bush 507, the upper surface fixed mounting of thread bush 507 has the lower surface of driving plate 508, the upper surface of driving plate 508 articulates there is the bottom of connecting rod 509, the top of connecting rod 509's outer wall is hinged on the right side of mounting column 3, the outer wall of worm wheel 504 is connected with screw thread regulation slider 511, the adjusting screw 510 of adjusting screw rod 510.

The utility model discloses an in an embodiment, the quantity of support column 2 is provided with two sets ofly, and two sets of support column 2 use the axis of base 1 to set up the left and right sides at base 1 as symmetry axis symmetry, and simultaneously, the surface of erection column 3 sets up squarely, and support column 2 internal surface sets up to the square with 3 surface looks adaptations of erection column, so that erection column 3 can only move on vertical direction along the internal surface of support column 2, further, the right-hand member of worm 502 rotates and installs on the right side inner wall of support column 2, and simultaneously, worm wheel 504 meshes and realizes the transmission with a worm 502 mutually, it is concrete, driving motor 501 drives worm 502 when rotating, so that worm wheel 504 drives worm two 503 and rotates, in addition, worm wheel two 506 mesh and realize the transmission with two worm 503 mutually, so that two worm wheel 503 are when rotating, cooperation worm wheel two 506, in order to drive two-way worm 505 to rotate, and simultaneously, the upper surface of base 1 sets up the rectangle recess that width equals between width and screw thread cover 507 and the horizontal threaded rod 508 that the slider 508 drives the slider on the screw rod 511 when the rotation of support column 3, the horizontal axis drives the slider on the horizontal direction of screw rod 511 and the inner wall 511, make the horizontal screw rod 511 rotate when the installation column 3, the inner wall on the horizontal screw rod 511 and drive the horizontal screw rod 511.

In addition, in order to improve the stabilizing effect of the connecting rod 509 on the support column 2 and the mounting column 3, a connecting mechanism 6 is arranged inside the support column 2, the connecting mechanism 6 comprises a driving gear 601, the adjusting screw 510 penetrates through the driving gear 601, the driving gear 601 is fixedly connected with the adjusting screw 510, the inner wall of the support column 2 is rotatably provided with a driven gear 602, the upper surface of the driven gear 602 is fixedly connected with a rotary drum 603, the end part of a pull rope 604 is fixedly connected onto the arc-shaped outer wall of the rotary drum 603, the side wall of the support column 2 is hinged with the left end of a sliding rod 605, the right end outer wall of the sliding rod 605 is sleeved with a sliding cylinder 606, the right end surface of the sliding rod 605 is fixedly connected with the left end of a telescopic rod 607, the right end of the telescopic rod 607 is fixedly connected onto the inner wall of the sliding cylinder 606, the right end surface of the sliding rod 605 is fixedly connected with the left end of a tension spring 608, and the right end of the tension spring 608 is fixedly connected onto the inner wall of the sliding cylinder 606.

The embodiment of the utility model provides an in, driven gear 602's quantity is provided with two sets ofly, and two sets of driven gear 602 use the axis of driving gear 601 to set up the left and right sides at driving gear 601 as symmetry axis symmetry, and driven gear 602 meshes with driving gear 601 mutually and realizes the transmission, it is further, the inside of slide bar 605 is hollow setting, and stay cord 604 passes the right-hand member inner wall fixed connection of slide bar 605 with slide cartridge 606, and simultaneously, the inside of telescopic link 607 is hollow setting, and the diameter of the inside cavity of telescopic link 607 is greater than the external diameter of stay cord 604, so that can not produce mutual interference between stay cord 604 and the telescopic link 607, and then guarantee the stability when the device moves, it is further, tensioning spring 608 cup joints in the outside of telescopic link 607, through the restriction of telescopic link 607 to tensioning spring 608 deformation direction, so that tensioning spring 608 keeps the ascending deformation direction of horizontal direction all the time when receiving the extrusion or drawing, avoid it to appear the phenomenon of deviating in vertical direction because self gravity influences or receives the extrusion back, and then make tensioning spring 608 can provide stable transmission effect all the time, in addition, the right-hand member of slide cartridge 606 articulates with the inner wall 509 of connecting rod.

The utility model discloses in, during the use, in order to guarantee that plate body 4 keeps better stability when adapting to corresponding teaching demand and height-adjusting and angle, through being provided with stabilizing mean 5, cooperation accommodate the lead screw 510 and two worms 503, so that when screw slider 511 drives the erection column 3 upward movement, thread bush 507 drives driving plate 508 to keeping away from base 1 center department one side motion, and then make connecting rod 509 can provide the holding power of side direction for erection column 3 all the time, guarantee the stability in the plate body 4 use, improve device's teaching quality, additionally, in order to improve the firm effect of connecting rod 509 to support column 2 and erection column 3, through being provided with coupling mechanism 6, so that rise or decline along with accommodate the lead screw 510 control erection column 3, cooperation rotary drum 603 is to stay cord 604 or emit, thereby cooperation straining spring 608, so that the combination of slide bar 605 and slide drum 606 can play good taut effect to connecting rod 509 all the time, thereby further improvement connecting rod 509 is to the support stabilizing effect of erection column 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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.

Claims

1. The utility model provides an installing support for electronic whiteboard, includes base (1), the last fixed surface of base (1) installs the bottom of support column (2), the inner wall slidable mounting of support column (2) has erection column (3), the top lateral wall fixed mounting of erection column (3) has plate body (4), its characterized in that: the inside of support column (2) is provided with stabilizing mean (5), stabilizing mean (5) include:

the driving motor (501) is fixedly installed on the outer wall of the left side of the supporting column (2), the output end of the driving motor (501) is fixedly connected with the left end of a first worm (502), the bottom end of a second worm (503) is rotatably installed on the inner wall of the bottom of the base (1), and the top end face of the second worm (503) is fixedly connected with the lower surface of a first worm wheel (504);

the mounting structure comprises a bidirectional threaded rod (505), wherein the bidirectional threaded rod (505) is rotatably mounted on the inner wall of the base (1), a second worm wheel (506) penetrates through the bidirectional threaded rod (505), a threaded sleeve (507) is connected to the outer wall of the bidirectional threaded rod (505) in a threaded manner, the lower surface of a transmission plate (508) is fixedly mounted on the upper surface of the threaded sleeve (507), the bottom end of a connecting rod (509) is hinged to the upper surface of the transmission plate (508), and the top end of the connecting rod (509) is hinged to the outer wall of the right side of the mounting column (3);

the upper surface of the worm wheel I (504) is fixedly connected with the bottom end surface of the adjusting screw rod (510), and the outer wall of the adjusting screw rod (510) is in threaded connection with a threaded sliding block (511).

2. The mounting bracket for an electronic whiteboard according to claim 1, wherein: the quantity of support column (2) is provided with two sets ofly, and two sets of support column (2) use the axis of base (1) to set up the left and right sides at base (1) as symmetry axis symmetry.

3. The mounting bracket for an electronic whiteboard according to claim 1, wherein: the upper surface of the base (1) is provided with a rectangular groove with the width equal to that of the joint between the threaded sleeve (507) and the transmission plate (508).

4. The mounting bracket for an electronic whiteboard according to claim 1, wherein: the outer surface of the mounting column (3) is square, and the inner surface of the supporting column (2) is square matched with the outer surface of the mounting column (3).

5. The mounting bracket for an electronic whiteboard according to claim 1, characterized in that: the inside of support column (2) is provided with coupling mechanism (6), coupling mechanism (6) is including driving gear (601), accommodate the lead screw (510) and run through driving gear (601), the inner wall of support column (2) rotates and installs driven gear (602), the last fixed surface of driven gear (602) is connected with rotary drum (603), the tip of fixedly connected with stay cord (604) on the arc outer wall of rotary drum (603), the lateral wall of support column (2) articulates there is the left end of slide bar (605), the right-hand member outer wall of slide bar (605) has cup jointed slide tube (606), the right-hand member face fixed connection of slide bar (605) has the left end of telescopic link (607), the right-hand member fixed connection of telescopic link (607) is on the inner wall of slide tube (606), the right-hand member face fixed connection of slide bar (605) has the left end of taut spring (608), the right-hand member fixed connection of taut spring (608) is on the inner wall of slide tube (606).

6. The mounting bracket for an electronic whiteboard according to claim 5, wherein: the inside of telescopic link (607) is hollow setting, the diameter of the inside cavity of telescopic link (607) is greater than the external diameter of stay cord (604).