CN211371778U - A installation alignment jig for electronic blackboard - Google Patents
A installation alignment jig for electronic blackboard Download PDFInfo
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- CN211371778U CN211371778U CN201922461959.6U CN201922461959U CN211371778U CN 211371778 U CN211371778 U CN 211371778U CN 201922461959 U CN201922461959 U CN 201922461959U CN 211371778 U CN211371778 U CN 211371778U
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- electronic blackboard
- transmission
- plate
- gear
- belt wheel
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Abstract
The utility model discloses an installation alignment jig for blackboard relates to blackboard technical field. The utility model comprises a support rod; a bottom plate is fixedly arranged at the bottom end of the supporting rod; a plurality of connecting plates are fixedly arranged between the two supporting rods; an electronic blackboard is rotatably connected between the two support rods; a transmission plate assembly is fixedly arranged between the side surfaces of the two support rods; the middle part of the supporting rod is provided with a blind groove. The utility model enables the gear and the sector gear to be meshed for transmission by artificially rotating the rotating shaft, and enables the sector gears at two sides of the electronic blackboard to simultaneously drive the electronic blackboard to rotate by utilizing the transmission connection between the second belt wheel, the transmission belt and the first belt wheel; the pawl is clamped and matched with the clamping frame to realize locking and matching of the ratchet wheel and the pawl plate; the inclination angle of the electronic blackboard is prevented from changing; the process is that the adjusting bracket has the function of adjusting the angle of the electronic blackboard; and the two sides of the electronic blackboard are inclined at the same time, so that the safety performance of the electronic blackboard is improved.
Description
Technical Field
The utility model belongs to the technical field of the electronic blackboard, especially, relate to an installation alignment jig for electronic blackboard.
Background
The electronic blackboard is frequently used in teaching or meetings, and in order to improve the convenience of the electronic blackboard moving along with use, people often install the electronic blackboard on an installation frame so as to facilitate the movement adjustment of people;
due to different application scenes of the electronic blackboard, the electronic blackboard is different in height, and the mounting frame is required to have the function of adjusting the inclination angle of the electronic blackboard in order to facilitate people to watch the electronic blackboard; most of the existing electronic blackboards are vertically arranged in the mounting rack, and the existing electronic blackboards do not have the inclination angle adjusting function, so that inconvenience is brought to people; or the angle adjustment effect of some mounting brackets is poor, and the safety of the electronic blackboard cannot be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an installation adjusting bracket for an electronic blackboard, which enables a gear and a sector gear to be meshed for transmission by artificially rotating a rotating shaft, and enables the sector gears on two sides of the electronic blackboard to simultaneously drive the electronic blackboard to rotate by utilizing the transmission connection between a second belt wheel, a transmission belt and a first belt wheel; the pawl is clamped and matched with the clamping frame to realize locking and matching of the ratchet wheel and the pawl plate; the inclination angle of the electronic blackboard is prevented from changing; the problem of current mounting bracket do not have angle modulation function or the mounting bracket angle modulation effect is poor, can not guarantee the electronic blackboard security is solved.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an installation adjusting bracket for an electronic blackboard, which comprises a support rod; a bottom plate is fixedly arranged at the bottom end of the supporting rod; a plurality of connecting plates are fixedly arranged between the two supporting rods; an electronic blackboard is rotatably connected between the two support rods; a transmission plate assembly is fixedly arranged between the side surfaces of the two support rods; a blind groove is formed in the middle of the supporting rod; a transmission piece penetrates through the blind groove; a box body is fixed on the side surface of the supporting rod; a sector gear is fixedly arranged on the side surface of the electronic blackboard; the transmission plate assembly comprises a transmission plate and a transmission rod; a group of connecting limiting plates are respectively fixed at two ends of one side surface of the transmission plate; the connecting limiting plate is fixedly arranged on the side surface of the supporting rod; a transmission rod penetrates between the two groups of connecting limiting plates; two ends of the transmission rod are respectively and fixedly provided with a first belt wheel; the first pulley is positioned between two adjacent connecting limiting plates; a box cover is hinged on the box body; one side surface of the box cover is clamped with the box body; a pawl plate is fixed on the lower surface of the box cover; the transmission piece comprises a rotating shaft, a gear, a second belt wheel and a ratchet wheel; the rotating shaft penetrates through the blind groove, and a gear, a second belt wheel and a ratchet wheel are sequentially fixed on the circumferential side surface of the rotating shaft along the axial direction; the gear is in meshed transmission with the sector gear; the second belt wheel is positioned in the blind groove; the second belt wheel is connected with the first belt wheel through a transmission belt; the ratchet wheel is located in the box body and forms locking fit with the pawl plate.
Furthermore, a T-shaped plate is fixed on the side surface of the top of the box body, and a clamping frame is formed between the T-shaped plate and the side surface of the box body; a clamping jaw is fixed on the side surface of the box cover; the clamping jaws and the clamping frame form clamping fit.
Further, the sector gear comprises an arc-shaped rack, a sloping plate and a mounting ring; two ends of the arc-shaped rack are fixedly connected with the mounting ring through inclined plates respectively; the mounting ring is fixedly mounted on a rotating shaft on the side surface of the electronic blackboard;
the gear is positioned in a sector area formed by the arc-shaped rack, the inclined plate and the mounting ring; and the gear and the arc-shaped rack form inner meshing.
Furthermore, the end of the rotating shaft penetrates through the box body and is fixedly provided with a hand wheel.
Furthermore, each group connect limiting plate upper surface and lower surface and all install the dust guard.
The utility model discloses following beneficial effect has:
1. the utility model enables the gear and the sector gear to be meshed for transmission by artificially rotating the rotating shaft, and enables the sector gears at two sides of the electronic blackboard to simultaneously drive the electronic blackboard to rotate by utilizing the transmission connection between the second belt wheel, the transmission belt and the first belt wheel; the pawl is clamped and matched with the clamping frame to realize locking and matching of the ratchet wheel and the pawl plate; the inclination angle of the electronic blackboard is prevented from changing; the process is that the adjusting bracket has the function of adjusting the angle of the electronic blackboard; and the two sides of the electronic blackboard are inclined at the same time, so that the safety performance of the electronic blackboard is improved.
2. The utility model discloses an utilize the driving plate subassembly to strengthen the structural strength of mounting bracket to for transfer line and second band pulley provide safety protection, and utilize the transmission between two sets of second band pulleys, drive belt and the first band pulley to connect and guarantee two sector gear pivoted synchronism, prevent the distortion of blackboard.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
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 introduced below, and it is obvious that the drawings in the following description 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 creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
fig. 3 is a top view angle sectional view of the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
FIG. 5 is a schematic view of the transmission between the transmission member and the sector gear and transmission plate assembly of the present invention;
fig. 6 is a schematic structural view of the support rod of the present invention;
fig. 7 is a schematic structural view of the driving plate assembly of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-supporting rod, 2-connecting plate, 3-electronic blackboard, 4-driving plate component, 5-driving piece, 6-box body, 7-sector gear, 8-box cover, 9-driving belt, 101-bottom plate, 102-blind groove, 401-driving plate, 402-driving rod, 403-connecting limiting plate, 404-first belt wheel, 501-rotating shaft, 502-gear, 503-second belt wheel, 504-ratchet wheel, 601-T-shaped plate, 701-arc rack, 702-sloping plate, 703-mounting ring, 801-pawl plate and 802-claw.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "disposed," "open," "bottom," "top," "center," "length," "inner," "peripheral side," and the like are used in an orientation or positional relationship merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.
As shown in fig. 1 and 3, the utility model relates to an installation adjusting bracket for an electronic blackboard, which comprises a support rod 1; the bottom end of the supporting rod 1 is fixedly provided with a bottom plate 101; a plurality of connecting plates 2 are fixedly arranged between the two supporting rods 1; an electronic blackboard 3 is rotatably connected between the two support rods 1;
as shown in fig. 1-4 and fig. 6, a transmission plate assembly 4 is fixedly arranged between the side surfaces of the two support rods 1; the middle part of the supporting rod 1 is provided with a blind groove 102; a transmission piece 5 penetrates through the blind groove 102, and the blind groove 102 is rotationally connected with the transmission piece 5; a box body 6 is fixed on the side surface of a supporting rod 1;
as shown in fig. 2 to 5, a sector gear 7 is fixedly installed on the side surface of the electronic blackboard 3; the sector gear 7 comprises an arc-shaped rack 701, a sloping plate 702 and a mounting ring 703; two ends of the arc-shaped rack 701 are fixedly connected with the mounting ring 703 through sloping plates 702 respectively; the mounting ring 703 is fixedly mounted on the rotating shaft on the side surface of the electronic blackboard 3;
the gear 502 is positioned in a sector area formed by the arc-shaped rack 701, the inclined plate 702 and the mounting ring 703; and the gear 502 is in inner meshing engagement with the arcuate rack 701.
As shown in fig. 2-3, 5, 7, the drive plate assembly 4 includes a drive plate 401 and a drive rod 402; a group of connecting limiting plates 403 is respectively fixed at two ends of one side surface of the transmission plate 401, two connecting limiting plates 403 are arranged in each group, and a first belt pulley 404 is arranged between the two connecting limiting plates 403; the connecting limit plate 403 is fixedly arranged on the side surface of the support rod 1; a transmission rod 402 penetrates between the two groups of connecting limit plates 403, and the transmission rod 402 is rotationally connected with the connecting limit plates 403; the upper surface of each group of connection limiting plates 403 is provided with a dust guard plate which can prevent dust from falling on the first belt pulley 404, and the lower surface of each group of connection limiting plates 403 is also provided with a dust guard plate which can prevent dust from accumulating on the first belt pulley 404; two ends of the transmission rod 402 are respectively and fixedly provided with a first belt pulley 404; the first pulley 404 is positioned between two adjacent connection limiting plates 403;
a box cover 8 is hinged on the box body 6; one side surface of the box cover 8 is clamped with the box body 6, a T-shaped plate 601 is fixed on the side surface of the top of the box body 6, and a clamping frame is formed between the T-shaped plate 601 and the side surface of the box body 6; a claw 802 is fixed on the side surface of the box cover 8; the clamping jaws 802 form clamping fit with the clamping frame 602; a pawl plate 801 is fixed on the lower surface of the box cover 8; the ratchet 504 is formed in locking engagement with the pawl plate 801 by the pawl 802 forming a snap fit with the snap frame 602.
The transmission member 5 includes a rotating shaft 501, a gear 502, a second pulley 503, and a ratchet 504; the rotating shaft 501 penetrates through the blind groove 102, and a gear 502, a second belt pulley 503 and a ratchet 504 are sequentially fixed on the circumferential side surface of the rotating shaft 501 along the axial direction; the gear 502 is in meshed transmission with the sector gear 7;
the ratchet 504 is located within the housing 6 and the ratchet 504 forms a locking engagement with the pawl plate 801.
The end of the rotating shaft 501 penetrates through the box body 6 and is fixedly provided with a hand wheel, so that people can rotate the rotating shaft 501 conveniently.
One specific application of this embodiment is:
when the inclination angle of the electronic blackboard 3 needs to be adjusted, the box cover 8 on the box body 6 is opened, the clamping fit between the claw 802 and the clamping frame 602 is forced to be released, and the locking fit between the ratchet 504 and the pawl plate 801 is released; the transmission piece 5 is rotated, so that the gear 502 is meshed with the arc-shaped rack 701 on the sector gear 7 for transmission, and the second belt wheel 503 is in transmission connection with the first belt wheel 404 through a transmission belt 9; at this time, the transmission rod 402 rotates and drives the sector gear 7 on the other side surface of the electronic blackboard 3 to rotate through the transmission connection between the second belt wheel 503 and the transmission belt 9 and the first belt wheel 404 and the meshing transmission between the gear 502 and the arc-shaped rack 701 on the sector gear 7; the electronic blackboard 3 rotates along with the sector gears 7 at the two sides, thereby adjusting the inclination angle of the electronic blackboard 3; the utility model enriches the function of the mounting rack, so that people can adjust the height of the electronic blackboard according to the use requirement; and this application prevents that the atress of blackboard both sides is inhomogeneous through applying the tilting force to blackboard both sides simultaneously to damage blackboard.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An installation adjusting bracket for an electronic blackboard comprises a supporting rod (1); the bottom end of the supporting rod (1) is fixedly provided with a bottom plate (101); a plurality of connecting plates (2) are fixedly arranged between the two supporting rods (1); an electronic blackboard (3) is rotatably connected between the two support rods (1); the method is characterized in that:
a transmission plate component (4) is fixedly arranged between the side surfaces of the two support rods (1); a blind groove (102) is formed in the middle of the supporting rod (1); a transmission piece (5) penetrates through the blind groove (102); a box body (6) is fixed on the side surface of the supporting rod (1);
a sector gear (7) is fixedly arranged on the side surface of the electronic blackboard (3);
the transmission plate assembly (4) comprises a transmission plate (401) and a transmission rod (402); two ends of one side surface of the transmission plate (401) are respectively fixed with a group of connection limit plates (403); the connecting limiting plate (403) is fixedly arranged on the side surface of the supporting rod (1); a transmission rod (402) penetrates between the two groups of connecting limit plates (403); two ends of the transmission rod (402) are respectively and fixedly provided with a first belt wheel (404); the first belt wheel (404) is positioned between two adjacent connecting limiting plates (403);
a box cover (8) is hinged on the box body (6); one side surface of the box cover (8) is clamped with the box body (6); a pawl plate (801) is fixed on the lower surface of the box cover (8);
the transmission piece (5) comprises a rotating shaft (501), a gear (502), a second belt wheel (503) and a ratchet wheel (504); the rotating shaft (501) penetrates through the blind groove (102), and a gear (502), a second belt wheel (503) and a ratchet wheel (504) are sequentially fixed on the peripheral side surface of the rotating shaft (501) along the axial direction;
the gear (502) is in meshed transmission with the sector gear (7);
the second belt wheel (503) is positioned in the blind groove (102); the second belt wheel (503) is connected with the first belt wheel (404) through a transmission belt (9);
the ratchet wheel (504) is positioned in the box body (6), and the ratchet wheel (504) is in locking fit with the pawl plate (801).
2. A mounting adjustment frame for an electronic blackboard according to claim 1, wherein a T-shaped plate (601) is fixed on the top side of the box body (6), and a clamping frame is formed between the T-shaped plate (601) and the side of the box body (6); a claw (802) is fixed on the side surface of the box cover (8); the clamping jaws (802) form a clamping fit with the clamping frame (602).
3. A mounting adjustment stand for an electronic blackboard according to claim 1 or 2, characterised in that the sector gear (7) includes an arc-shaped rack (701), a sloping plate (702) and a mounting ring (703); two ends of the arc-shaped rack (701) are respectively and fixedly connected with the mounting ring (703) through inclined plates (702); the mounting ring (703) is fixedly mounted on a rotating shaft on the side surface of the electronic blackboard (3);
the gear (502) is positioned in a sector area formed by the arc-shaped rack (701), the inclined plate (702) and the mounting ring (703); and the gear (502) and the arc-shaped rack (701) form an inner meshing.
4. A mounting adjustment stand for an electronic blackboard according to claim 3, wherein the end of the rotation shaft (501) penetrates the case (6) and a hand wheel is fixedly mounted.
5. A mounting adjustment stand for an electronic blackboard according to claim 1, 2 or 4, wherein each set of the connection limit plates (403) has dust-proof plates mounted on the upper and lower surfaces thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922461959.6U CN211371778U (en) | 2019-12-31 | 2019-12-31 | A installation alignment jig for electronic blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922461959.6U CN211371778U (en) | 2019-12-31 | 2019-12-31 | A installation alignment jig for electronic blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371778U true CN211371778U (en) | 2020-08-28 |
Family
ID=72155429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922461959.6U Active CN211371778U (en) | 2019-12-31 | 2019-12-31 | A installation alignment jig for electronic blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211371778U (en) |
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2019
- 2019-12-31 CN CN201922461959.6U patent/CN211371778U/en active Active
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