CN214306110U - Liftable support of hovering for teaching equipment - Google Patents
Liftable support of hovering for teaching equipment Download PDFInfo
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- CN214306110U CN214306110U CN202120143579.2U CN202120143579U CN214306110U CN 214306110 U CN214306110 U CN 214306110U CN 202120143579 U CN202120143579 U CN 202120143579U CN 214306110 U CN214306110 U CN 214306110U
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Abstract
The utility model discloses a liftable hovering support for teaching equipment in the technical field of teaching equipment, which comprises a supporting frame, wherein an installation frame is arranged in the supporting frame, a sliding mechanism is arranged between the two sides of the installation frame and the supporting frame, a horizontal rod is fixedly arranged in the top inner cavity of the supporting frame, a conical winding shaft is rotatably arranged on the outer side of the horizontal rod, a lifting rope is spirally wound on the outer wall of the conical winding shaft, the release end of the lifting rope is connected with the installation frame, a servo mechanism is arranged between the release end of the lifting rope and the installation frame, a clockwork spring is arranged on the horizontal rod and positioned on one side of the conical winding shaft, and the two ends of the clockwork spring are respectively and fixedly connected with the outer wall of the horizontal rod and the end face of the conical winding shaft, and can ensure the stability and the safety in the lifting adjustment process.
Description
Technical Field
The utility model relates to a teaching equipment technical field specifically is a liftable support of hovering for teaching equipment.
Background
Currently, various education modes are constantly changing along with the development of multimedia education. The installation modes of the existing education carriers such as televisions, interactive electronic whiteboards, projectors, blackboards and other equipment are not limited to two types: one is placed in a fixed position or similar support; the other type is that a bracket is fixedly arranged on the wall surface, and the television is fixed on the bracket. Meanwhile, when the carriers are hung on the wall body through the lifting structure support, the carriers can be guaranteed to be lifted on the lifting device with the height adjusted, and therefore the carriers can be lifted according to the requirements of users. The existing lifting device mostly adopts fixed height or solid counterweight to realize up-and-down movement, the device of the solid counterweight greatly increases the whole weight and volume due to the counterweight, the counterweight is required to be carried out on loads with different weights, the adjustment is inconvenient, and meanwhile, when the weight of a carrier is increased more, the support after the counterweight is added is difficult to support, and the use is inconvenient.
Chinese patent, application No. 201310484761.4, discloses a volute spring type lcd tv lifting device, the main components include reducing helical wheel, volute spring, fixed shaft, steel cable, and casing, the main principle is characterized in that there are two torques on the reducing helical wheel in the device, one is from the gravity of the lcd tv, it changes with the radius R of the reducing helical wheel around which the steel cable winds, the other is from the volute spring, it changes with the deformation of the volute spring, the two torques all change with the up-and-down lifting of the lcd tv, and increase and decrease simultaneously, have the same size, and have opposite directions, thus realizing the lifting balance of the lcd tv.
However, in the device, because the television equipment is only suspended and fixed by the steel wire rope, the television equipment fixed at the bottom end of the steel wire rope can deviate along with the winding change of the steel wire rope, and the television equipment can deviate along with the front-back deviation when being lifted and moved, so that the stability is poor, safety protection measures are lacked, and if a connecting structure fails, the falling safety risk exists.
Based on this, the utility model designs a teaching equipment is with liftable support of hovering to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a teaching equipment is with liftable support of hovering to solve above-mentioned technical problem.
In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a support is hovered with liftable to teaching equipment, includes braced frame, be provided with the installation frame that is used for installing teaching equipment and liftable removal in the braced frame, the installation frame both sides with be provided with slide mechanism between the braced frame, braced frame's the fixed horizon bar that is provided with in top inner chamber, the outside of horizon bar is rotated and is installed the toper hank, the outer wall of toper hank is the heliciform and coils and has seted up the wire casing, fixed winding is provided with the lifting rope in the wire casing, the release end of lifting rope with install the frame connection, the release end of lifting rope with be provided with servo mechanism between the installation frame, lie in on the horizon bar toper hank one side is provided with clockwork spring, clockwork spring both ends respectively with horizon bar outer wall and toper hank terminal surface fixed connection.
Preferably, the supporting frame comprises a bracket base, bracket upright columns are respectively arranged on two sides of the top of the bracket base, and bracket cross beams are arranged on the tops of the supporting upright columns on two sides.
Preferably, slide mechanism including set up in the lift slide bar of stand inner chamber, the outer wall slidable mounting of lift slide bar has at least one lift slide, lift slide lateral wall through the I-shaped seat with braced frame fixed mounting.
Preferably, the follow-up mechanism comprises a fixed slide rail fixedly mounted at the top of the mounting frame and a follow-up slide carriage slidably mounted on the fixed slide rail.
Preferably, a hanging ring is arranged at the top of the follow-up sliding seat, and a hook which can be fastened with the hanging ring is connected to the release end of the lifting rope.
Preferably, the release end of the lifting rope is fixedly provided with a limiting blocking piece.
Preferably, a positioning mechanism is arranged on at least one of the left side wall and the right side wall of the mounting frame, the positioning mechanism comprises a positioning screw rod which is in threaded connection with the side wall rod of the mounting frame, and a handle rod and a positioning pressing plate are respectively arranged at the inner side end and the outer side end of the positioning screw rod.
Preferably, spring buffers are arranged on the inner portions of the left side and the right side of the mounting frame, and the spring buffers are located below the mounting frame.
Compared with the prior art, utility model's beneficial effect does:
the utility model discloses teaching equipment is with liftable support of hovering includes braced frame, the installation frame, the horizon bar, the toper reel, lift rope and clockwork spring, wherein the installation frame is coiled through lift rope and toper reel and is connected, set up clockwork spring between toper reel and the horizon bar, the moment of torsion that makes teaching equipment gravity to the toper reel production holds the invariant to the moment of torsion that the toper reel produced with clockwork spring mutually to the realization can hover on arbitrary height after the regulation is removed in the lift, make things convenient for teaching equipment to use in a flexible way.
The utility model discloses teaching equipment is with liftable support of hovering includes braced frame and installation frame, be provided with slide mechanism between installation frame both sides and the braced frame, for installation frame lift removal provides restriction and supporting role, and be provided with servo mechanism between lift rope bottom and the installation frame, when the toper reel rotates and convolutes, offset the positional deviation that the lift rope produced for the installation frame when convoluteing through fixed slide rail among the servo mechanism and follow-up slide dislocation, make the position change of installing frame in the lift in-process can not be by the height beyond, also can not make the lift rope produce kinking or warp, the stationarity when ensureing the device use.
The utility model discloses be provided with positioning mechanism on the at least lateral wall of the left and right sides of the installation frame of support is hovered to the liftable for teaching equipment, but split between lift rope bottom and the installation frame, when the device is in same high use for a long time, can dismantle the lift rope, through positioning mechanism fixed mounting frame, can avoid clockwork spring to be in atress energy storage state for a long time and influence its resilience performance like this, in addition, be provided with spring buffer on the left and right sides of installation frame is inside, if lift rope and the unexpected disconnection of installation frame connection or positioning mechanism inefficacy, spring buffer can play the safety buffer effect, prevent that teaching equipment from falling to damage and causing loss of property.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the servo mechanism of the present invention;
fig. 3 is a schematic structural diagram of the positioning mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
10-support frame, 11-support base, 12-support upright post, 13-support cross beam, 2-mounting frame, 21-lifting slide bar, 22-lifting slide seat, 23-I-shaped seat, 3-horizontal bar, 31-fixed slide rail, 32-follow-up slide seat, 33-hanging ring, 34-hanging hook, 35-limit baffle, 4-conical winding reel, 40-positioning mechanism, 41-positioning screw rod, 42-handle bar, 43-positioning press plate, 5-lifting rope, 6-clockwork spring and 7-spring buffer.
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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, the utility model provides a technical solution: a liftable hovering support for teaching equipment comprises a support frame 10, wherein the support frame 10 comprises a support base 11, support upright posts 12 are respectively arranged on two sides of the top of the support base 11, support cross beams 13 are arranged on the tops of the support upright posts 12 on two sides, an installation cavity is arranged inside each support cross beam 13, an installation frame 2 used for installing the teaching equipment and capable of moving in a lifting mode is arranged in each support frame 10, bolt hole positions for hanging the teaching equipment are formed in the installation frame 2, a horizontal rod 3 is fixedly arranged in an inner cavity of each support cross beam 13, a conical winding shaft 4 is rotatably arranged on the outer side of each horizontal rod 3, a wire groove is spirally wound on the outer wall of each conical winding shaft 4, a lifting rope 5 is fixedly wound in each wire groove, a release end of each lifting rope 5 is connected with the installation frame 2, a transverse long groove for the lifting rope 5 to extend out is formed in the bottom of each support cross beam 13, and a clockwork spring 6 is arranged on one side, which is positioned on each conical winding shaft 4, on each horizontal rod 3, two ends of the clockwork spring 6 are respectively fixedly connected with the outer wall of the horizontal rod 3 and the end surface of the conical winding shaft 4;
during the in-service use, teaching equipment is like TV set accessible couple or bolt fastening in installation frame 2, because toper reel 4 rotates with horizontal pole 3 and installs, so teaching equipment installation back, toper reel 4 receives the first moment of torsion that comes from teaching equipment gravity through lifting rope 5 on the one hand, on the other hand receives the second moment of torsion that comes from spring 6 rolling deformation and produce, and first moment of torsion changes along with lifting rope 5 around the change of 4 spiral groove radium R on toper reel, the second moment of torsion changes along with spring 6's deformation, these two moments of torsion all change along with teaching equipment's oscilaltion, with increasing decreasing, the size is the same, opposite direction, realize teaching equipment's lift balance, thereby realize can hovering on arbitrary height after the lift removal regulation, make things convenient for teaching equipment nimble use.
Example 2:
referring to fig. 1-3, the utility model provides a technical solution: a liftable hovering support for teaching equipment comprises a support frame 10, wherein the support frame 10 comprises a support base 11, support upright posts 12 are respectively arranged on two sides of the top of the support base 11, support cross beams 13 are arranged on the tops of the support upright posts 12 on two sides, an installation cavity is arranged inside each support cross beam 13, an installation frame 2 used for installing the teaching equipment and capable of moving in a lifting mode is arranged in each support frame 10, bolt hole positions for hanging the teaching equipment are formed in the installation frame 2, a horizontal rod 3 is fixedly arranged in an inner cavity of each support cross beam 13, a conical winding shaft 4 is rotatably arranged on the outer side of each horizontal rod 3, a wire groove is spirally wound on the outer wall of each conical winding shaft 4, a lifting rope 5 is fixedly wound in each wire groove, a release end of each lifting rope 5 is connected with the installation frame 2, a transverse long groove for the lifting rope 5 to extend out is formed in the bottom of each support cross beam 13, and a clockwork spring 6 is arranged on one side, which is positioned on each conical winding shaft 4, on each horizontal rod 3, two ends of the clockwork spring 6 are respectively fixedly connected with the outer wall of the horizontal rod 3 and the end surface of the conical winding shaft 4;
in addition, a sliding mechanism 20 is arranged between two sides of the installation frame 2 and the support frame 10, the sliding mechanism 20 comprises a lifting slide bar 21 arranged in an inner cavity of the upright post 12, at least one lifting slide seat 22 is slidably mounted on the outer wall of the lifting slide bar 21, the side wall of the lifting slide seat 22 is fixedly mounted with the support frame 10 through an I-shaped seat 23, a longitudinal long groove structure for the I-shaped seat 23 to extend out is formed in the inner wall of the upright post 12, the sliding mechanism 20 mainly plays a role in limiting the movement direction of the installation frame 2, and the installation frame 2 is limited to move only in the height direction by utilizing the characteristic that the lifting slide bar 21 and the lifting slide seat 22 can only axially move, so that the teaching equipment is prevented from shaking or shifting in the front, back, left and right directions in the adjustment process;
meanwhile, a follow-up mechanism 30 is arranged between the releasing end of the lifting rope 5 and the mounting frame 2, the follow-up mechanism 30 comprises a fixed slide rail 31 fixedly mounted on the top of the mounting frame 2 and a follow-up slide seat 32 slidably mounted on the fixed slide rail 31, when the conical winding shaft 4 rotates and winds, the fixed slide rail 31 and the follow-up slide seat 32 in the follow-up mechanism 30 are staggered to offset the position deviation of the lifting rope 5 relative to the mounting frame 2 during winding, so that the mounting frame 2 is not accompanied by position change except height in the lifting process, the lifting rope 5 is not twisted or deformed, and the stability of the device during use is ensured.
Example 3:
referring to fig. 1-3, the utility model provides a technical solution: a liftable hovering support for teaching equipment comprises a support frame 10, wherein the support frame 10 comprises a support base 11, support upright posts 12 are respectively arranged on two sides of the top of the support base 11, support cross beams 13 are arranged on the tops of the support upright posts 12 on two sides, an installation cavity is arranged inside each support cross beam 13, an installation frame 2 used for installing the teaching equipment and capable of moving in a lifting mode is arranged in each support frame 10, bolt hole positions for hanging the teaching equipment are formed in the installation frame 2, a horizontal rod 3 is fixedly arranged in an inner cavity of each support cross beam 13, a conical winding shaft 4 is rotatably arranged on the outer side of each horizontal rod 3, a wire groove is spirally wound on the outer wall of each conical winding shaft 4, a lifting rope 5 is fixedly wound in each wire groove, a release end of each lifting rope 5 is connected with the installation frame 2, a transverse long groove for the lifting rope 5 to extend out is formed in the bottom of each support cross beam 13, and a clockwork spring 6 is arranged on one side, which is positioned on each conical winding shaft 4, on each horizontal rod 3, two ends of the clockwork spring 6 are respectively fixedly connected with the outer wall of the horizontal rod 3 and the end surface of the conical winding shaft 4;
further, a hanging ring 33 is arranged on the top of the follow-up sliding seat 32, a hook 34 capable of being fastened with the hanging ring 33 is connected to the releasing end of the lifting rope 5, so that the lifting rope 5 and the installation frame 2 can be detachably connected, a positioning mechanism 40 is arranged on at least one of the left side wall and the right side wall of the installation frame 2, the positioning mechanism 40 comprises a positioning screw rod 41 which is in threaded connection with a side wall rod of the installation frame 2, a handle rod 42 and a positioning pressing plate 43 are respectively arranged at the inner side end and the outer side end of the positioning screw rod 41, the positioning screw rod 41 is screwed by the handle rod 42 until the positioning pressing plate 43 is abutted against the inner side wall of the support upright 12, so that static friction fixation can be realized, a rubber anti-skid layer can be arranged on the contact surface of the positioning pressing plate 43 for ensuring the fixation stability, or a rubber cushion block is directly used as the positioning pressing plate 43, when the device is used at the same height for a long time, the lifting rope 5 can be detached, the installation frame 2 is fixed by the positioning mechanism 40, thus avoiding the spring 6 from being in a stressed energy storage state for a long time to influence the resilience performance,
furthermore, the release end of the lifting rope 5 is fixedly provided with a limiting baffle 35, so that the lifting rope 5 can be prevented from retracting into the inner cavity of the support beam 13 under the elastic force of the spring 6 after being separated from the mounting frame 2.
Further, be provided with spring buffer 7 on the left and right sides inside of installation frame 2, spring buffer 7 is located installation frame 2 below, if lifting rope 5 is connected unexpected disconnection or positioning mechanism 40 inefficacy with installation frame 2, spring buffer 7 can play safe cushioning effect, prevents that teaching equipment from falling to damage and causing loss of property.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a support is hovered with liftable to teaching equipment which characterized in that: comprises a supporting frame (10), an installation frame (2) which is used for installing teaching equipment and can move in a lifting manner is arranged in the supporting frame (10), sliding mechanisms (20) are arranged between two sides of the installation frame (2) and the supporting frame (10), a horizontal rod (3) is fixedly arranged in a top inner cavity of the supporting frame (10), a conical winding shaft (4) is rotatably installed on the outer side of the horizontal rod (3), a wire groove is formed in the outer wall of the conical winding shaft (4) in a spiral winding manner, a lifting rope (5) is fixedly wound in the wire groove, the release end of the lifting rope (5) is connected with the installation frame (2), a follow-up mechanism (30) is arranged between the release end of the lifting rope (5) and the installation frame (2), and a clockwork spring (6) is arranged on one side of the conical winding shaft (4) on the horizontal rod (3), and two ends of the clockwork spring (6) are respectively fixedly connected with the outer wall of the horizontal rod (3) and the end face of the conical winding shaft (4).
2. The liftable hovering support for teaching equipment according to claim 1, wherein: the supporting frame (10) comprises a support base (11), support upright columns (12) are respectively arranged on two sides of the top of the support base (11), and support cross beams (13) are arranged on the tops of the support upright columns (12) on two sides.
3. The liftable suspension support for teaching equipment according to claim 2, wherein: slide mechanism (20) including set up in the lift slide bar (21) of stand (12) inner chamber, the outer wall slidable mounting of lift slide bar (21) has at least one lift slide (22), lift slide (22) lateral wall pass through I-shaped seat (23) with braced frame (10) fixed mounting.
4. The liftable hovering support for teaching equipment according to claim 1, wherein: the follow-up mechanism (30) comprises a fixed slide rail (31) fixedly mounted at the top of the mounting frame (2) and a follow-up slide seat (32) slidably mounted on the fixed slide rail (31).
5. The liftable support of hovering for teaching equipment according to claim 4, wherein: a hanging ring (33) is arranged at the top of the follow-up sliding seat (32), and a hook (34) which can be fastened with the hanging ring (33) is connected to the release end of the lifting rope (5).
6. The liftable support of hovering for teaching equipment according to claim 5, wherein: and a limiting blocking piece (35) is fixedly arranged at the release end of the lifting rope (5).
7. The liftable support of hovering for teaching equipment according to claim 5, wherein: be provided with positioning mechanism (40) on the left and right sides at least lateral wall of installation frame (2), positioning mechanism (40) include with installation frame (2) lateral wall pole run through spiro union's positioning screw (41), the inside and outside both sides end of positioning screw (41) is provided with handle pole (42) and location clamp plate (43) respectively.
8. The liftable suspension support for teaching equipment according to claim 7, wherein: spring buffers (7) are arranged inside the left side and the right side of the mounting frame (2), and the spring buffers (7) are located below the mounting frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120143579.2U CN214306110U (en) | 2021-01-19 | 2021-01-19 | Liftable support of hovering for teaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120143579.2U CN214306110U (en) | 2021-01-19 | 2021-01-19 | Liftable support of hovering for teaching equipment |
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| Publication Number | Publication Date |
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| CN214306110U true CN214306110U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120143579.2U Active CN214306110U (en) | 2021-01-19 | 2021-01-19 | Liftable support of hovering for teaching equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518252A (en) * | 2023-05-25 | 2023-08-01 | 广东嘀嗒酷显柔性显示技术股份有限公司 | Bracket for liquid crystal display |
-
2021
- 2021-01-19 CN CN202120143579.2U patent/CN214306110U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518252A (en) * | 2023-05-25 | 2023-08-01 | 广东嘀嗒酷显柔性显示技术股份有限公司 | Bracket for liquid crystal display |
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