CN209904351U

CN209904351U - Blackboard

Info

Publication number: CN209904351U
Application number: CN201920632787.1U
Authority: CN
Inventors: 邓美明; 赵虎
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-07
Anticipated expiration: 2029-04-30

Abstract

The utility model relates to a blackboard, including writing panel and bearing frame body, writing panel sets up on bearing frame body, is equipped with the shooting window on writing panel, be equipped with the camera of adjustable mounted position in the bearing frame body, the camera corresponds with the shooting window in order to obtain the image; in the installation, when the camera and the shooting window are misplaced, the camera and the shooting window are enabled to correspond to each other by moving the installation position of the camera so as to realize that the camera acquires images through the shooting window. Therefore, under the condition of insufficient machining precision, the influence of machining errors on the shooting function of the camera can be reduced by moving the camera. Meanwhile, the method can reduce the rework problem caused by insufficient machining precision; the production efficiency is improved, and the product quality is ensured.

Description

Blackboard

Technical Field

The utility model relates to a teaching tool technical field especially relates to a blackboard.

Background

The writing panel of intelligence blackboard adopts glass to make more, in order to improve the powder hanging ability of the last writing surface of writing panel, generally need to carry out etching treatment to writing panel. When meetting intelligent blackboard and need built-in camera, in order to reduce the influence of etching to the camera shooting effect, need offer the shooting window that corresponds with the camera on writing the panel. However, due to the influence of the machining precision and the production process, the shooting function of the camera is influenced.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art's defect, provide a blackboard, solve the problem that the shooting function received the influence.

The utility model provides a blackboard, includes writing panel and bears the framework, writing panel sets up on bearing the framework, is equipped with the shooting window on writing panel, be equipped with the camera of mounted position adjustable on bearing the framework, the camera corresponds in order to acquire the image with shooting the window.

The blackboard has a processing error, so that the phase position between the processing position of the shooting window and the installation position of the camera can be staggered. In the installation, when the camera and the shooting window are misplaced, the camera and the shooting window are enabled to correspond to each other by moving the installation position of the camera so as to realize that the camera acquires images through the shooting window. Therefore, under the condition of insufficient machining precision, the influence of machining errors on the shooting function of the camera can be reduced by moving the camera. Meanwhile, the method can reduce the rework problem caused by insufficient machining precision; the production efficiency is improved, and the product quality is ensured.

In one embodiment, the blackboard further comprises a mounting bracket, the camera is arranged on the mounting bracket, and the mounting bracket is adjustably arranged on the bearing frame body. The camera is adjustably mounted on the bearing frame body through the mounting support, and the position of the camera is adjusted through adjusting the position of the mounting support in production assembly, so that the position of the camera can be adjusted under the condition of not changing the structure of the camera.

In one embodiment, one of the mounting bracket and the bearing frame body is provided with a first adjusting hole, the other one of the mounting bracket and the bearing frame body is provided with a second adjusting hole corresponding to the first adjusting hole, a first fastening piece penetrates through the first adjusting hole and the second adjusting hole, and the first fastening piece is used for locking and fixing the mounting bracket and the bearing frame body. During installation, the relative positions of the second adjusting hole and the first adjusting hole are adjusted firstly, then the first fastener penetrates through the second adjusting hole and the first adjusting hole, and the mounting support and the bearing frame body are locked by the first fastener, so that the mounting support and the bearing frame body are kept in a relative fixed position state.

In one embodiment, the aperture of the first adjusting hole or the second connecting hole is larger than the rod diameter of the first fastening piece, and the aperture of the first adjusting hole or the second adjusting hole is larger than the rod diameter of the first fastening piece, so that the mounting bracket or the bearing frame body can move relative to the first fastening piece to realize the adjustment of the mounting position.

In one embodiment, the blackboard further comprises a cover body, the cover body covers the camera, a window corresponding to a lens of the camera is arranged on the cover body, and the cover body is connected with the mounting bracket. The arrangement of the cover body can protect the camera from collision, and the safe use of the camera is ensured; the arrangement of the window enables the camera to normally acquire images; in addition, the structure that utilizes lid and installing support restriction camera can make things convenient for the dismouting and the maintenance of camera.

In one embodiment, the blackboard further comprises an alignment piece, wherein the alignment piece is provided with a first alignment surface, a second alignment surface and a shooting channel arranged between the first alignment surface and the second alignment surface; the counterpoint piece sets up between camera and writing panel, first counterpoint face is counterpointed with the camera cooperation, second counterpoint face is counterpointed the cooperation with writing panel. The setting of counterpoint piece can make things convenient for the substep to counterpoint to realize that the camera is in the installation and look for the mounted position, improve the installation effectiveness.

In one embodiment, the first aligning surface is provided with an aligning groove, and the camera is installed in the aligning groove. The installation counterpoint of camera can be realized to camera installation in the counterpoint inslot in the installation, has made things convenient for the operation, has guaranteed the counterpoint quality.

In one embodiment, the shooting window is in a hole shape, the second alignment surface is provided with a positioning boss, and the positioning boss is installed in the shooting window. The mode that the location boss was installed in shooting the window has made things convenient for counterpoint of counterpoint piece and writing panel, through installing the location boss in shooting the window can accomplish the counterpoint of location boss and writing panel, has made things convenient for the operation, has guaranteed the counterpoint quality.

In one embodiment, the shooting window is a shooting through hole. The processing of shooing the through-hole can reduce the writing surface and to the influence of camera shooting effect, improves the shooting effect.

In one embodiment, the blackboard further comprises a shooting lens, and the shooting lens is used for plugging the shooting through hole. The structure that the shooting lens blocks the shooting through hole can isolate the camera from dust, so that the service life of the camera is prolonged; meanwhile, the shooting lens also has a good optical effect, and the shooting effect of the camera can be guaranteed.

In one embodiment, the photographing lens is installed in the photographing through hole. The mounting and positioning accuracy of the shooting lens can be improved by mounting the shooting lens in the shooting through hole; simultaneously can be convenient for sink shooting lens in shooting the through-hole, avoid taking a picture the camera protrusion outside writing the panel.

In one embodiment, the shooting lens is adhered to the alignment piece. The bonding mode facilitates the installation and fixation of the shooting lens. In the installation, the shooting lens is firstly adhered to the alignment piece, and then the alignment piece is installed on the writing panel, so that the installation is facilitated.

Drawings

FIG. 1 is a schematic structural diagram of a blackboard according to an embodiment;

FIG. 2 is an assembly diagram of a camera, mounting bracket, and cover according to one embodiment;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a schematic view of an embodiment of a mounting bracket;

FIG. 5 is a schematic structural diagram of the cover according to an embodiment;

FIG. 6 is a schematic structural diagram of an alignment member according to an embodiment;

fig. 7 is a view taken along direction a of fig. 6.

Description of reference numerals:

100. writing panel, 110, shoot the window, 111, shoot the through-hole, 200, bear the frame, 210, second regulation hole, 300, the camera, 400, the installing support, 410, first regulation hole, 420, the second connecting hole, 430, the locating hole, 500, the lid, 510, the window, 520, first connecting hole, 530, the locating pin, 600, the counterpoint piece, 610, first counterpoint face, 611, the counterpoint groove, 620, the second counterpoint face, 621, the location boss, 630, shoot the passageway, 700, shoot lens.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

With reference to fig. 1, an embodiment provides a blackboard, which includes a writing panel 100 and a carriage 200, where the writing panel 100 is disposed on the carriage 200, a shooting window 110 is disposed on the writing panel 100, a camera 300 with an adjustable installation position is disposed on the carriage 200, and the camera 300 corresponds to the shooting window 110 to obtain an image.

Due to the machining error, a phase shift occurs between the machining position of the imaging window 110 and the mounting position of the camera 300. In the blackboard, when the camera 300 and the shooting window 110 are misaligned during installation, the camera 300 is made to correspond to the shooting window 110 by moving the installation position of the camera 300, so that the camera 300 can acquire images through the shooting window 110. In this way, when the machining accuracy is insufficient, the influence of the machining error on the imaging function of the camera 300 can be reduced by moving the camera 300. Meanwhile, the method can reduce the rework problem caused by insufficient machining precision; the production efficiency is improved, and the product quality is ensured.

The shooting window 110 is mainly an area corresponding to the camera 300 on the writing panel 100. The area may be in the form of a hole area from which material is removed, or may be an area of writing surface 100 that has an optical effect but has no material removed or has material partially removed.

Referring to fig. 2 and fig. 3, in an embodiment, the blackboard further includes a mounting bracket 400, the camera 300 is disposed on the mounting bracket 400, and the mounting bracket 400 is adjustably disposed on the bearing frame 200. The camera 300 is adjustably mounted on the bearing frame 200 through the mounting bracket 400, and the position of the camera 300 is adjusted by adjusting the position of the mounting bracket 400 in production assembly, so that the position of the camera 300 can be adjusted without changing the structure of the camera 300. Of course, in other embodiments, the adjustment of the mounting position of the camera head 300 may be a positional adjustment using structural features of the camera head itself, which may be off the mounting bracket 400 or dependent on the mounting bracket 400. For example, the camera 300 is mounted on the carrying frame 200 in a position-adjustable manner, specifically, a strip-shaped hole is formed in the openable camera 300, and the camera 300 is adjustably mounted on the carrying frame 200 by using the strip-shaped hole; or the camera 300 may be directly mounted on the carriage body 200 by using a strip-shaped hole.

Referring to fig. 1, in an embodiment, one of the mounting bracket 400 and the bearing frame 200 is provided with a first adjusting hole 410, and the other one of the mounting bracket 400 and the bearing frame 200 is provided with a second adjusting hole 210 corresponding to the first adjusting hole 410, and first fasteners (not shown in the drawings) are inserted into the first adjusting hole 410 and the second adjusting hole 210 and used for locking the mounting bracket 400 and the bearing frame 200. During installation, the relative positions of the second adjusting hole 210 and the first adjusting hole 410 are adjusted, and then the first fastener is inserted into the second adjusting hole 210 and the first adjusting hole 410, and the first fastener locks the mounting bracket 400 and the bearing frame body 200, so that the mounting bracket 400 and the bearing frame body 200 maintain a relative fixed position state.

In an embodiment, the aperture of the first adjusting hole 410 or the second adjusting hole 210 is larger than the rod diameter of the first fastening member, and the aperture of the first adjusting hole 410 or the second adjusting hole 210 is larger than the rod diameter of the first fastening member, so that the mounting bracket 400 or the bearing frame 200 can move relative to the first fastening member to adjust the mounting position. It should be noted that the above-mentioned "the aperture of the first adjustment hole 410 or the second adjustment hole 210 is larger than the shaft diameter of the first fastening member" specifically includes the following cases: the first adjustment hole 410 has a larger bore diameter than the first fastener; or the diameter of the second adjustment hole 210 is larger than the diameter of the first fastener; or the first and second adjustment holes 410 and 210 may each have a bore diameter greater than the shank diameter of the first fastener.

Specifically, in the present embodiment, the first adjusting hole 410 is opened on the mounting bracket 400, and the second adjusting hole 210 is opened on the carrying frame 200. The first fastening member is rod-shaped, one end of the first fastening member is in threaded fit with the inner wall of the second adjusting hole 210, a pressing block is arranged at the other end of the first fastening member, and the pressing block is abutted to one side, far away from the writing panel 100, of the bearing frame body 200. Specifically, the aforementioned first fastener may be a bolt, a screw, or the like.

Specifically, in this embodiment, there are two first adjusting holes 410, two second adjusting holes 210, and two first fasteners, where the two first adjusting holes 410 and the two second adjusting holes 210 are disposed in a one-to-one correspondence, and the two first fasteners are respectively disposed in the corresponding first adjusting holes 410 and the corresponding second adjusting holes 210 in a penetrating manner.

In addition, in other embodiments, the first and

second adjustment apertures

410, 210 are both strip-shaped apertures; or one of the first adjusting hole 410 and the second adjusting hole 210 is a strip-shaped hole, and the other is a circular hole; or one of the first and second adjustment holes 410 and 210 has a bore diameter that is sized to fit within the space of the first fastener and the other has a bore diameter that is larger than the shank diameter of the first fastener.

Referring to fig. 1, 2 and 3, in an embodiment, the blackboard further includes a cover 500, the cover 500 covers the camera 300, a window 510 corresponding to a lens of the camera 300 is disposed on the cover 500, and the cover 500 is connected to the mounting bracket 400. The arrangement of the cover body 500 can protect the camera 300 from collision, and the safe use of the camera 300 is ensured; the window 510 is set to enable the camera 300 to normally acquire images; in addition, the structure of restricting the camera 300 by the cover 500 and the mounting bracket 400 can facilitate the attachment and detachment and maintenance of the camera 300.

Here, the window 510 is mainly an area of the cover 500 corresponding to the camera 300. The area may be a hole area where material is removed, or an area on the cover 500 where material is not removed or partially removed but has a better optical effect. For example: when the cover 500 is made of a light-transmitting material, the window 510 may be an unremoved material or a partially removed material region of the cover 500 corresponding to the camera 300; when the cover 500 is made of a non-transparent material, the window 510 is a through hole area corresponding to the camera 300 formed on the cover 500.

Referring to fig. 1, 6 and 7, in an embodiment, the blackboard further includes an alignment member 600, the alignment member 600 has a first alignment surface 610, a second alignment surface 620 opposite to the first alignment surface 610, and a shooting channel 630 disposed between the first alignment surface 610 and the second alignment surface 620; the aligning member 600 is disposed between the camera 300 and the writing panel 100, the first aligning surface 610 is aligned with the camera 300, and the second aligning surface 620 is aligned with the writing panel 100. The setting of counterpoint piece 600 can make things convenient for the substep to counterpoint to realize that camera 300 looks for the mounted position in the installation, improve the installation effectiveness.

It should be noted that the shooting channel 630 is mainly an area on the alignment member 600 for corresponding to the camera 300. The area may be in the form of a hole area from which material is removed, or may be an area of writing surface 100 that has a better optical effect but has no material removed.

Further, referring to fig. 3, 4 and 5, in an embodiment, a first connection hole 520 is formed on the cover 500, a second connection hole 420 corresponding to the first connection hole 520 is formed on the mounting bracket 400, and a second fastening member (not shown) is inserted into the first connection hole 520 and the second connection hole 420. The second fastener may be a bolt, a screw, a rivet, or the like.

Preferably, in an embodiment, the cover 500 is provided with a positioning pin 530, the mounting bracket 400 is provided with a positioning hole 430 corresponding to the positioning pin 530, and the positioning pin 530 is installed in the positioning hole 430. Specifically, there are three positioning pins 530 and three positioning holes 430, and the three positioning pins 530 and the three positioning holes 430 are arranged in a one-to-one correspondence.

In an embodiment, the first alignment surface 610 is provided with an alignment groove 611, and the camera 300 is installed in the alignment groove 611. The installation and alignment of the camera 300 can be realized by installing the camera 300 in the alignment groove 611 during installation, so that the operation is facilitated, and the alignment quality is ensured.

In an embodiment, the photographing window 110 is in a hole shape, the second alignment surface 620 is provided with a positioning boss 621, and the positioning boss 621 is installed in the photographing window 110. The mode that location boss 621 was installed in shooting window 110 has made things convenient for counterpoint of counterpoint piece 600 with writing panel 100, through installing location boss 621 in shooting window 110 can accomplish the counterpoint of location boss 621 with writing panel 100, has made things convenient for the operation, has guaranteed the counterpoint quality.

In one embodiment, the shooting window 110 is a shooting through hole 111. The processing of the shooting through hole 111 can reduce the influence of the writing surface on the shooting effect of the camera 300, and improve the shooting effect.

In one embodiment, the blackboard further comprises a shooting lens 700, and the shooting lens 700 is used for plugging the shooting through hole 111. The structure that the shooting lens 700 blocks the shooting through hole 111 can isolate the camera 300 from dust, so that the service life of the camera 300 is prolonged; meanwhile, the photographing lens 700 also has a good optical effect, and the photographing effect of the camera 300 can be ensured.

In one embodiment, the photographing lens 700 is installed in the photographing through hole 111. The mode that the shooting lens 700 is arranged in the shooting through hole 111 can improve the installation and positioning precision of the shooting lens 700; meanwhile, the shooting lens 700 can be conveniently sunk in the shooting through hole 111, and the shooting camera 300 is prevented from protruding out of the writing panel 100.

In one embodiment, as shown in fig. 1, the photographing lens 700 is adhered to the alignment member 600. The bonding facilitates the installation and fixation of the photographing lens 700. In the installation, the photographing lens 700 is firstly adhered to the alignment member 600, and then the alignment member 600 is installed on the writing panel 100, thereby facilitating the installation.

Specifically, in the present embodiment, the photographing lens 700 sinks in the photographing through hole 111, and the photographing lens 700 is adhered to the positioning member 600.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a blackboard, its characterized in that, includes writing panel and bearing frame body, writing panel sets up on bearing frame body, is equipped with the shooting window on writing panel, be equipped with the camera of mounted position adjustable on the bearing frame body, the camera corresponds in order to acquire the image with the shooting window.

2. The blackboard of claim 1, further comprising a mounting bracket, wherein the camera is disposed on the mounting bracket, and the mounting bracket is adjustably disposed on the carriage.

3. The blackboard according to claim 2, wherein one of the mounting bracket and the bearing frame body is provided with a first adjusting hole, the other one is provided with a second adjusting hole corresponding to the first adjusting hole, and first fasteners are inserted into the first adjusting hole and the second adjusting hole and used for locking the mounting bracket and the bearing frame body.

4. The blackboard according to claim 3, characterised in that the first or second connecting hole has a diameter greater than the diameter of the first fastening member.

5. The blackboard according to claim 2, further comprising a cover body covering the camera, wherein the cover body is provided with a window corresponding to the lens of the camera, and the cover body is connected with the mounting bracket.

6. The blackboard according to any one of claims 1 to 5, further comprising an alignment member provided with a first alignment surface, a second alignment surface and a shooting channel arranged between the first alignment surface and the second alignment surface which are opposite to each other; the counterpoint piece sets up between camera and writing panel, first counterpoint face is counterpointed with the camera cooperation, second counterpoint face is counterpointed the cooperation with writing panel.

7. The blackboard according to claim 6, wherein the first aligning surface is provided with an aligning groove, and the camera is mounted in the aligning groove.

8. The blackboard according to claim 6, wherein the shooting window is in a hole shape, the second alignment surface is provided with a positioning boss, and the positioning boss is installed in the shooting window.

9. The blackboard according to claim 6, characterised in that the shooting window is a shooting through hole.

10. The blackboard according to claim 9, further comprising a shooting lens for blocking the shooting through hole.

11. The blackboard of claim 10, wherein the taking lens is mounted in the taking through hole.

12. The blackboard according to claim 11, characterized in that the shooting lens is adhered to the aligning member.