CN214396140U - Frame structure and wisdom blackboard - Google Patents
Frame structure and wisdom blackboard Download PDFInfo
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- CN214396140U CN214396140U CN202120268771.4U CN202120268771U CN214396140U CN 214396140 U CN214396140 U CN 214396140U CN 202120268771 U CN202120268771 U CN 202120268771U CN 214396140 U CN214396140 U CN 214396140U
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Abstract
The application provides a frame structure and an intelligent blackboard, wherein the frame structure comprises a first frame and a second frame which are sequentially spliced along a first direction and can be provided with a writing board, the first frame is provided with a first positioning groove, the second frame is provided with a first positioning piece, and the first positioning piece is inserted into the first positioning groove to limit the first frame and the second frame along a second direction; the first frame is provided with a first positioning groove; or the first frame is provided with a second positioning piece, and the second frame is provided with a second positioning groove; the second positioning piece is inserted into the second positioning groove to form limiting of the first frame and the second frame in the third direction. The wisdom blackboard includes frame structure, first clipboard and second clipboard. In this embodiment, the positioning of the first frame and the second frame during the splicing is precisely controlled, so that the smoothness of the first writing board and the second writing board after the splicing is ensured.
Description
Technical Field
This application belongs to educational outfit technical field, and more specifically says, relates to a frame structure and wisdom blackboard.
Background
At present, writing boards such as large-sized blackboards are increasingly widely applied to the field of education. Generally, a large-size blackboard is formed by splicing a plurality of small-size blackboards, and the problem that the splicing operation is difficult and the flatness is poor due to the fact that the small-size blackboards are moved mutually after being spliced can be inevitably solved in the splicing process of the plurality of small-size blackboards, so that the normal use of the large-size blackboard formed by splicing is seriously influenced.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the embodiment of the application is as follows: the utility model provides a frame structure, aims at solving among the prior art, jumbo size blackboard concatenation difficulty and the poor technical problem of planarization after the concatenation.
In order to solve the technical problem, the embodiment of the application adopts the following technical scheme:
the frame structure comprises a first frame and a second frame which are sequentially spliced along a first direction and can be provided with a writing board, wherein the first frame is provided with a first positioning groove, the second frame is provided with a first positioning piece, and the first positioning piece is inserted into the first positioning groove to limit the first frame and the second frame along a second direction;
a second positioning groove is formed in the first frame, and a second positioning piece is arranged on the second frame; or a second positioning piece is arranged on the first frame, and a second positioning groove is formed in the second frame;
the second positioning piece is inserted into the second positioning groove to form limiting of the first frame and the second frame in a third direction; the first direction, the second direction and the third direction are mutually perpendicular in pairs.
In one embodiment, the second frame is provided with a mounting groove opposite to the first positioning groove, and part of the first positioning element is detachably inserted into the mounting groove.
In one embodiment, the first positioning grooves are formed in both sides of the first frame along the second direction, the first positioning members are arranged on both sides of the second frame along the second direction, and the first positioning members on both sides of the second frame are inserted into the first positioning grooves on both sides of the first frame in a one-to-one correspondence manner.
In one embodiment, the second positioning slot is disposed between the first positioning slots on the two sides of the first frame, and extends along the second direction and extends to the side of the first positioning slot; the second positioning piece is arranged between the first positioning pieces on the two side edges of the second frame, extends along the second direction and extends to the side of the first positioning piece;
or the second positioning piece is arranged between the first positioning grooves on the two side edges of the first frame, extends along the second direction and extends to the side of the first positioning groove; the second positioning groove is formed in the two side edges of the second frame and between the first positioning pieces, and extends in the second direction to the side of the first positioning pieces.
In one embodiment, the first frame is further provided with a detachable limiting plate, and the limiting plate extends out from one side of the first frame along the first direction and is detachably fixed on the second frame.
In one embodiment, the first frame includes a first upper frame, a first lower frame, and a first side frame connected between the first upper frame and the first lower frame, and the first positioning groove is opened on both the first upper frame and the first lower frame;
the second frame comprises a second upper frame, a second lower frame and a second side frame connected between the second upper frame and the second lower frame, and the second upper frame and the second lower frame are both provided with the first positioning piece;
the second positioning groove is formed in the first side frame, and the second positioning piece is arranged on the second side frame; or the second positioning groove is formed in the second side frame, and the second positioning piece is arranged on the first side frame.
One of the objects of the embodiments of the present application is also: the utility model provides an intelligence blackboard, include the frame structure is located first clipboard on the first frame, and locate second clipboard on the second frame.
In one embodiment, the first positioning groove is recessed inside the first writing board along the first direction, and the first positioning member protrudes from the second writing board along the first direction;
the second positioning groove is recessed inside the first writing board along the first direction, and the second positioning piece extends out of the second writing board along the first direction; or the second positioning piece extends out of the first writing board along the first direction, and the second positioning groove is recessed inside the second writing board along the first direction;
the first writing board is abutted against the second writing board along the first direction.
In one embodiment, the first frame and the second frame are provided with infrared modules along two sides in the second direction, and the infrared modules can record the writing contents of the first writing board and the second writing board; the second direction is parallel to the width direction of wisdom blackboard.
In one embodiment, the first writing board is provided as a liquid crystal display screen; the second writing board is a blackboard, a white board or a glass writing board.
The frame structure and wisdom blackboard that this application embodiment provided's beneficial effect lies in: compared with the prior art, in the application, the first frame and the second frame are sequentially spliced along the first direction, and the first positioning piece is inserted into the first positioning groove to form the limit of the first frame and the second frame along the second direction; the second positioning piece is inserted into the second positioning groove to form limiting of the first frame and the second frame in the third direction; therefore, after the first frame and the second frame are spliced, the first frame and the second frame are limited in the second direction and the third direction respectively, namely, the first frame and the second frame are prevented from moving along the second direction and the third direction respectively, and the positioning of the first frame and the second frame during splicing is accurately controlled, so that the smoothness of the spliced first frame and the spliced second frame is ensured. In addition, the first positioning piece and the first positioning groove form a plug fit, and the second positioning piece and the second positioning groove form a plug fit, so that the splicing operation of the first frame and the second frame is simplified.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 to obtain other drawings without inventive labor.
Fig. 1 is an exploded view of an intelligent blackboard provided in an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a perspective view of the second frame of the intelligent blackboard of FIG. 1 engaged with a second writing board;
fig. 4 is a partially enlarged view of fig. 3 at B.
Wherein, in the figures, the respective reference numerals:
10-frame structure; 11-a first frame; 111-a first detent; 112-a second positioning slot; 113-a first upper border; 114-a first lower border; 115-a first side frame; 12-a second frame; 121-a first positioning member; 122-a second positioning element; 123-a second upper border; 124-a second lower border; 125-a second side frame; 13-a limiting plate; 20-a first writing pad; 30-a second writing board; 40-an infrared module; x-a first direction; y-a second direction; z-third direction.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The following detailed description is made with reference to the accompanying drawings and examples:
referring to fig. 1-4, a frame structure 10 according to an embodiment of the present disclosure is mainly used for mounting a tablet. The frame structure 10 includes a first frame 11 and a second frame 12 which are sequentially spliced in the first direction X, and the first frame 11 and the second frame 12 are each capable of mounting a writing board. Wherein the first frame 11 is used for mounting the first writing board 20, and the second frame 12 is used for mounting the second writing board 30.
The first frame 11 is provided with a first positioning groove 111, and the second frame 12 is provided with a first positioning member 121. The first frame 11 is provided with a second positioning slot 112, and the second frame 12 is provided with a second positioning element 122. When the first frame 11 and the second frame 12 are sequentially spliced along the first direction X, the first positioning member 121 is inserted into the first positioning groove 111 along the first direction X, so that the first frame 11 and the second frame 12 are limited in the second direction Y, so that the relative movement of the first writing board 20 and the second writing board 30 along the second direction Y is limited, and the flatness of the first writing board 20 and the second writing board 30 along the second direction Y is ensured; moreover, the second positioning element 122 is inserted into the second positioning groove 112 along the first direction X, so as to form a limit position of the first frame 11 and the second frame 12 in the third direction Z, so that the relative movement of the first writing board 20 and the second writing board 30 along the third direction Z is limited, and the flatness of the first writing board 20 and the second writing board 30 along the third direction Z is ensured. The second direction Y is perpendicular to the first direction X, the third direction Z is perpendicular to the first direction X, and the third direction Z is perpendicular to the second direction Y. In the present embodiment, as shown in fig. 1 and fig. 2, the first direction X is a splicing direction of the first frame 11 and the second frame 12, which is parallel to the length direction of the frame structure 10, that is, the first direction X is a splicing direction of the first writing board 20 and the second writing board 30; the second direction Y is a width direction of the frame structure 10, and the third direction Z is a thickness direction of the frame structure 10, that is, the third direction Z is a thickness direction of the first writing board 20 and the second writing board 30.
It should be noted that the first positioning groove 111 is opened at one side of the first frame 11 facing the second frame 12 along the first direction X, and the first positioning element 121 is disposed at one side of the second frame 12 facing the first frame 11 along the first direction X, so that when the first frame 11 and the second frame 12 are spliced, the first positioning element 121 can be inserted into the first positioning groove 111 along the first direction X; correspondingly, the second positioning slot 112 is disposed on one side of the first frame 11 facing the second frame 12 along the first direction X, and the second positioning element 122 is disposed on one side of the second frame 12 facing the first frame 11 along the first direction X, so that when the first frame 11 and the second frame 12 are spliced, the second positioning element 122 can be inserted into the second positioning slot 112 along the first direction X.
In another embodiment, the second positioning member 122 is disposed on the first frame 11, and the second positioning slot 112 is disposed on the second frame 12.
In the embodiment of the application, the first frame 11 and the second frame 12 are sequentially spliced along the first direction X, and the first positioning member 121 is inserted into the first positioning groove 111 to form the position limitation of the first frame 11 and the second frame 12 along the second direction Y; the second positioning element 122 is inserted into the second positioning slot 112 to form a position limitation of the first frame 11 and the second frame 12 along the third direction Z; therefore, after the first frame 11 and the second frame 12 are spliced, the first frame 11 and the second frame 12 are limited in the second direction Y and the third direction Z respectively, namely, the first frame 11 and the second frame 12 are prevented from moving in the second direction Y and the third direction Z respectively, and the positioning of the first frame 11 and the second frame 12 during splicing is accurately controlled, so that the smoothness of the spliced first frame 11 and the spliced second frame 12 is ensured, the smoothness of the spliced first writing board 20 and the spliced second writing board 30 is also ensured, and the first writing board 20 and the spliced second writing board 30 are prevented from moving in the second direction Y and the third direction Z respectively. In addition, when the first frame 11 and the second frame 12 are sequentially spliced along the first direction X, the first positioning element 121 and the first positioning groove 111 form a plug-in fit, and the second positioning element 122 and the second positioning groove 112 form a plug-in fit, so that the splicing operation of the first frame 11 and the second frame 12 is simplified.
Referring to fig. 4, in the embodiment, the second frame 12 is provided with a mounting groove, the mounting groove is opposite to the first positioning groove 111 along the first direction X, a part of the first positioning element 121 is detachably inserted into the mounting groove, and another part of the first positioning element 121 extends out of the second frame 12 from the mounting groove along the first direction X, so that the first positioning element 121 is inserted into the first positioning groove 111 when the first frame 11 and the second frame 12 are spliced. Wherein, first locating piece 121 detachably inserts and locates in the mounting groove, helps the dismouting change of first locating piece 121, improves the concatenation convenience of first frame 11 and second frame 12.
Referring to fig. 1-4, in the present embodiment, the first frame 11 is provided with first positioning grooves 111 on two sides along the second direction Y, and an opening of the first positioning groove 111 faces the second frame 12 along the first direction X; the second frame 12 is provided with first positioning members 121 along both sides in the second direction Y, and the first positioning members 121 extend from the second frame 12 along the first direction X and extend toward the first frame 11. When the first frame 11 and the second frame 12 are spliced, the first positioning pieces 121 on the two sides of the second frame 12 are inserted into the first positioning grooves 111 on the two sides of the first frame 11 in a one-to-one correspondence manner, so that the stability and the splicing strength of the first frame 11 and the second frame 12 during splicing are improved, and the first frame 11 and the second frame 12 are prevented from moving relatively.
Referring to fig. 1-4, in the present embodiment, the second positioning slot 112 is disposed between the first positioning slots 111 on two sides of the first frame 11 along the second direction Y, and the second positioning slot 112 extends along the second direction Y and extends to the side of the first positioning slot 111, so as to extend the length of the second positioning slot 112 along the second direction Y; correspondingly, the second positioning element 122 is disposed between the first positioning elements 121 on two sides of the second frame 12 along the second direction Y, and the second positioning element 122 extends along the second direction Y and extends to the side of the first positioning element 121, so as to extend the length of the second positioning element 122 along the second direction Y. After the first frame 11 is spliced to the second frame 12, the second positioning element 122 is spliced in the second positioning slot 112 to form a limit position of the first frame 11 and the second frame 12 along the third direction Z, so that the relative movement of the first writing board 20 and the second writing board 30 along the third direction Z is limited; in this embodiment, the second positioning element 122 and the second positioning groove 112 both extend along the second direction Y, so as to extend the length of the second positioning element 122 and the length of the second positioning groove 112 along the second direction Y, thereby improving the strength of the first frame 11 and the second frame 12 forming a limit position along the third direction Z, and further improving the strength of the first writing board 20 and the second writing board 30 forming a limit position, so as to ensure that the first writing board 20 and the second writing board 30 move along the third direction Z, and improve the flatness of the surfaces of the first writing board 20 and the second writing board 30 along the third direction Z.
In another embodiment, the second positioning element 122 is disposed between the first positioning slots 111 on two sides of the first frame 11 along the second direction Y, and the second positioning element 122 extends along the second direction Y and extends to the side of the first positioning slot 111; the second positioning slot 112 is disposed between the first positioning members 121 on two sides of the second frame 12 along the second direction Y, and the second positioning slot 112 extends along the second direction Y and extends to the side of the first positioning member 121. Likewise, the lengths of the second positioning element 122 and the second positioning slot 112 along the second direction Y are extended.
Referring to fig. 2, in the present embodiment, the first frame 11 is further provided with a detachable limiting plate 13, and the limiting plate 13 extends from one side of the first frame 11 along the first direction X and is detachably fixed on the second frame 12. So, realized the fixed operation of first frame 11 and second frame 12 after the concatenation, avoided first frame 11 and second frame 12 to break away from each other along first direction X, also formed reinforcing effect to the spacing respectively on second direction Y and third direction Z that first frame 11 and second frame 12 formed simultaneously, guaranteed the concatenation intensity and the stability of first frame 11 and second frame 12 to guarantee the concatenation intensity and the roughness of first clipboard 20 and second clipboard 30.
Wherein, limiting plates 13 are all installed along the both sides limit on the second direction Y on first frame 11, and the limiting plates 13 on the both sides limit of first frame 11 correspond respectively and are fixed in the both sides edge on second frame 12 along the second direction Y to improve the fixed strength of first frame 11 and second frame 12.
Referring to fig. 1, in the present embodiment, the first frame 11 includes a first upper frame 113, a first lower frame 114 and a first side frame 115, the first side frame 115 is connected between the first upper frame 113 and the first lower frame 114, and the first upper frame 113, the first lower frame 114 and the first side frame 115 are framed on the periphery of the first writing board 20. The first upper frame 113 and the first lower frame 114 are both provided with a first positioning groove 111. The second frame 12 includes a second upper frame 123, a second lower frame 124 and a second side frame 125, the second side frame 125 is connected between the second upper frame 123 and the second lower frame 124, and the second upper frame 123, the second lower frame 124 and the second side frame 125 are disposed on the outer periphery of the second writing board 30. The second upper frame 123 and the second lower frame 124 are both provided with a first positioning piece 121; when the first frame 11 is connected to the second frame 12, the first positioning element 121 on the second upper frame 123 is inserted into the first positioning groove 111 on the first upper frame 113, and the first positioning element 121 on the second lower frame 124 is inserted into the first positioning groove 111 on the first lower frame 114.
The limiting plates 13 are detachably disposed on the first upper frame 113 and the first lower frame 114, the limiting plate 13 on the first upper frame 113 is detachably connected to the second upper frame 123, and the limiting plate 13 on the first lower frame 114 is detachably connected to the second lower frame 124.
In an embodiment, the second positioning slot 112 is disposed on the first side frame 115, and the second positioning element 122 is disposed on the second side frame 125.
In another embodiment, the second positioning slot 112 is opened on the second side frame 125, and the second positioning element 122 is disposed on the first side frame 115.
Referring to fig. 1-4, the present embodiment further provides an intelligent blackboard, which includes a frame structure 10, a first writing board 20 disposed on a first frame 11, and a second writing board 30 disposed on a second frame 12. The frame structure 10 in this embodiment is the same as the frame structure 10 in the previous embodiment, and specific reference is made to the description of the frame structure 10 in the previous embodiment, which is not repeated herein.
In this embodiment, by using the frame structure 10 of the above technical scheme, the first frame 11 and the second frame 12 can be respectively limited in the second direction Y and the third direction Z after being spliced, so that the first writing board 20 and the second writing board 30 are respectively limited in the second direction Y and the third direction Z after being spliced, the stability and the splicing strength of the first writing board 20 and the second writing board 30 after being spliced are ensured, and the flatness of the first writing board 20 and the second writing board 30 in the second direction Y and the third direction Z is ensured.
Referring to fig. 2 and 4, in the present embodiment, the first positioning groove 111 is recessed inside the first writing board 20 along the first direction X, and the first positioning element 121 extends from the second writing board 30 along the first direction X. The second positioning slot 112 is recessed inside the first writing board 20 along the first direction X, and the second positioning element 122 extends from the second writing board 30 along the first direction X. Like this, after first frame 11 and second frame 12 form the concatenation, first locating part 121 is inserted and is located first constant head tank 111, and second locating part 122 is pegged graft in second constant head tank 112, and first clipboard 20 and second clipboard 30 support each other tightly along first direction X this moment to reduced the gap of first clipboard 20 and second clipboard 30 after the concatenation, guaranteed smoothness and the continuity after first clipboard 20 and the concatenation of second clipboard 30, convenient to use.
In another embodiment, the second positioning member 122 extends from the first writing board 20 along the first direction X, and the second positioning slot 112 is recessed inside the second writing board 30 along the first direction X.
Referring to fig. 2 and fig. 4, in the present embodiment, the infrared modules 40 are disposed on two sides of the first frame 11 and the second frame 12 along the second direction Y, and the infrared modules 40 can record the writing contents of the first writing board 20 and the second writing board 30; wherein, the second direction Y is parallel to the width direction of the intelligent blackboard, and then the first frame 11 and the second frame 12 are all equipped with the infrared module 40 along the both sides limit on the width direction of the intelligent blackboard, and it can be understood that all be equipped with the infrared module 40 on the first frame 113, the first lower frame 114, the second frame 123 and the second lower frame 124.
It should be noted here that the infrared module 40 can emit infrared light or receive infrared light. In the present embodiment, the infrared modules 40 of the first upper frame 113 and the second upper frame 123 are used for emitting infrared light, and the infrared modules 40 of the first lower frame 114 and the second lower frame 124 are used for receiving infrared light; alternatively, the infrared modules 40 of the first lower frame 114 and the second lower frame 124 are used for emitting infrared light, and the infrared modules 40 of the first upper frame 113 and the second upper frame 123 are used for receiving infrared light; alternatively, the infrared modules 40 on the first upper frame 113 and the second lower frame 124 are used for emitting infrared light, and the infrared modules 40 on the first lower frame 114 and the second upper frame 123 are used for receiving infrared light; alternatively, the infrared modules 40 of the first lower frame 114 and the second upper frame 123 are used for emitting infrared light, and the infrared modules 40 of the first upper frame 113 and the second lower frame 124 are used for receiving infrared light; alternatively, the infrared modules 40 on the first upper frame 113, the first lower frame 114, the second upper frame 123 and the second lower frame 124 can emit infrared light and receive infrared light. So, make the infrared light that infrared module 40 launched at first clipboard 20 or second clipboard 30 along the ascending surface transmission in thickness direction, when the user writes content on first clipboard 20 or second clipboard 30, the handheld pen of user can block first clipboard 20 or second clipboard 30 infrared light on the surface, the realization is to the location of handheld pen, infrared module 40 is fixed a position handheld pen in succession, thereby record user's writing content, and synchronous to outside terminal on.
It can be understood that, first frame 11 and second frame 12 all are equipped with infrared module 40 along the both sides limit on the width direction of wisdom blackboard for infrared light is along the width direction transmission of wisdom blackboard, and it means here that infrared light roughly transmits along the width direction of wisdom blackboard, and in fact, infrared light can be along the width direction straight line transmission of wisdom blackboard, also can be along the width direction slope transmission of wisdom blackboard. Therefore, the infrared module is arranged, the phenomenon of remote transmission of infrared light is prevented, the flatness and the assembly requirements of the intelligent blackboard are reduced, and the intelligent blackboard is beneficial to batch production.
In a specific embodiment, the intelligent blackboard includes two second writing boards 30, and the two second writing boards 30 are respectively disposed on two opposite sides of the first writing board 20 along the first direction X; correspondingly, two second frames 12 are also provided, the two second frames 12 are respectively spliced on two opposite sides in the first direction X, and the two second writing boards 30 are correspondingly arranged on the two second frames 12 one by one; so, through the setting of two second clipboards 30, the length of wisdom blackboard has been increaseed to realize the jumbo size design of wisdom blackboard, and guarantee concatenation stability, the concatenation intensity of wisdom blackboard, and the wisdom blackboard is respectively along the roughness on second direction Y and the third direction Z.
In the present embodiment, the first writing board 20 is provided as a liquid crystal display; wherein, liquid crystal display can the display screen, and when the user writes the content in liquid crystal display's surface, infrared module 40 can take notes should write the content to the external terminal on. The second writing board 30 is provided as a blackboard, a whiteboard, or a glass writing board. The blackboard refers to a black writing board, and can be a common blackboard, such as a wooden blackboard, or an iron blackboard with magnetic force; the white board refers to a white writing board, which can be a wood white board or a metal white board; the glass writing board is made of glass, and the glass can be blue glass, white glass, green glass, gray glass and the like.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A frame structure is characterized by comprising a first frame and a second frame which are sequentially spliced along a first direction and can be provided with a writing board, wherein the first frame is provided with a first positioning groove, the second frame is provided with a first positioning piece, and the first positioning piece is inserted into the first positioning groove to limit the first frame and the second frame along a second direction;
a second positioning groove is formed in the first frame, and a second positioning piece is arranged on the second frame; or a second positioning piece is arranged on the first frame, and a second positioning groove is formed in the second frame;
the second positioning piece is inserted into the second positioning groove to form limiting of the first frame and the second frame in a third direction; the first direction, the second direction and the third direction are mutually perpendicular in pairs.
2. The frame structure according to claim 1, wherein the second frame is provided with an installation groove opposite to the first positioning groove, and a part of the first positioning member is detachably inserted into the installation groove.
3. The frame structure according to claim 1, wherein the first frame has the first positioning grooves along both sides in the second direction, the second frame has the first positioning members along both sides in the second direction, and the first positioning members on both sides of the second frame are inserted into the first positioning grooves on both sides of the first frame in a one-to-one correspondence.
4. The frame structure according to claim 3, wherein the second positioning slot is disposed between the first positioning slots on the two sides of the first frame, and extends along the second direction and extends to the side of the first positioning slot; the second positioning piece is arranged between the first positioning pieces on the two side edges of the second frame, extends along the second direction and extends to the side of the first positioning piece;
or the second positioning piece is arranged between the first positioning grooves on the two side edges of the first frame, extends along the second direction and extends to the side of the first positioning groove; the second positioning groove is formed in the two side edges of the second frame and between the first positioning pieces, and extends in the second direction to the side of the first positioning pieces.
5. The frame structure according to claim 1, wherein the first frame is further provided with a detachable stopper plate which is protruded from one side of the first frame in the first direction and detachably fixed to the second frame.
6. The frame structure according to any one of claims 1 to 5, wherein the first frame comprises a first upper frame, a first lower frame and a first side frame connected between the first upper frame and the first lower frame, the first upper frame and the first lower frame are both provided with the first positioning groove;
the second frame comprises a second upper frame, a second lower frame and a second side frame connected between the second upper frame and the second lower frame, and the second upper frame and the second lower frame are both provided with the first positioning piece;
the second positioning groove is formed in the first side frame, and the second positioning piece is arranged on the second side frame; or the second positioning groove is formed in the second side frame, and the second positioning piece is arranged on the first side frame.
7. An intelligent blackboard comprising a frame structure as claimed in any one of claims 1 to 6, a first writing board provided on the first frame, and a second writing board provided on the second frame.
8. The intelligent blackboard of claim 7, wherein the first positioning groove is recessed inside the first writing board along the first direction, and the first positioning member is protruded from the second writing board along the first direction;
the second positioning groove is recessed inside the first writing board along the first direction, and the second positioning piece extends out of the second writing board along the first direction; or the second positioning piece extends out of the first writing board along the first direction, and the second positioning groove is recessed inside the second writing board along the first direction;
the first writing board is abutted against the second writing board along the first direction.
9. The intelligent blackboard according to claim 7, wherein the first frame and the second frame are provided with infrared modules along both sides of the second direction, and the infrared modules can record the writing contents of the first writing board and the second writing board; the second direction is parallel to the width direction of wisdom blackboard.
10. The intelligent blackboard according to claim 7, wherein the first writing board is provided with a liquid crystal display; the second writing board is a blackboard, a white board or a glass writing board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120268771.4U CN214396140U (en) | 2021-01-29 | 2021-01-29 | Frame structure and wisdom blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120268771.4U CN214396140U (en) | 2021-01-29 | 2021-01-29 | Frame structure and wisdom blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214396140U true CN214396140U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120268771.4U Active CN214396140U (en) | 2021-01-29 | 2021-01-29 | Frame structure and wisdom blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214396140U (en) |
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2021
- 2021-01-29 CN CN202120268771.4U patent/CN214396140U/en active Active
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