CN208646429U - Plate fixed structure and wisdom blackboard comprising it - Google Patents
Plate fixed structure and wisdom blackboard comprising it Download PDFInfo
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- CN208646429U CN208646429U CN201820958806.5U CN201820958806U CN208646429U CN 208646429 U CN208646429 U CN 208646429U CN 201820958806 U CN201820958806 U CN 201820958806U CN 208646429 U CN208646429 U CN 208646429U
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Abstract
The utility model discloses a kind of plate fixed structure and the wisdom blackboard comprising it, wherein, plate fixed structure includes surface frame, surface frame has the mounting surface for installing plate, the first limit plate and the second limit plate are arranged in parallel on mounting surface along the vertical direction, run through in the horizontal direction on first limit plate and offers first sliding groove, run through in the horizontal direction on second limit plate and offers second sliding slot, plate is slid between two limit plates by the end of two limit plates, and the upper and lower ends of plate are mating with first sliding groove and second sliding slot respectively, the abutting component in corresponding sliding slot by plate abutting is provided on two limit plates.By being provided with the limit plate of sliding slot, plate can be made to be slidably mounted in surface frame, and abutting component, which is arranged, can be pushed against plate in sliding slot, prevent plate from shaking.The prior art is compared, the plate fixed structure of this programme may be implemented the removable fixation to plate, maintenance difficulty and at low cost.
Description
Technical field
The utility model relates to intelligent electronic device technical field more particularly to a kind of plate fixed structure and comprising its
Wisdom blackboard.
Background technique
In teaching process, knowledge point would generally be presented in teacher in a manner of writing on the blackboard, in order to carry out to relevant knowledge
Explanation, is also convenient for learner and intuitively carries out memory rational learning.Blackboard is the most common educational aid that writing on the blackboard is presented, at present
In order to which writing on the blackboard is more intelligently presented, a kind of wisdom blackboard is proposed, wisdom blackboard not only includes that can be used for writing writing on the blackboard
Clipboard (blackboard or blank), further includes the electronic plane that electronic document, picture, video can be presented.Existing wisdom blackboard
Need first to assemble electronic plane and clipboard (i.e. single screen assembling) before a splice, electronic plane and clipboard are carrying out single screen group
When dress, the mode that tempered glass generallys use gluing is connect with frame, specifically, first assembling frame, then in frame
3M glue is pasted on surface, finally by glass bonding in jamb surface.Existing wisdom blackboard has the following problems: 1, glass is easy to appear
The inaccurate problem of cemented in place, so that gap when clipboard and electronic plane splice between glass is larger；2, viscose glue cannot be torn open
Dress, when glass when something goes wrong can only integrally scrap electronic plane and/or clipboard.
Utility model content
One purpose of the utility model embodiment is: providing a kind of plate fixed structure, structure is simple, can be right
Plate carries out detachable fixation, and fixed difficulty is low, is conveniently replaceable.
Another purpose of the utility model embodiment is: providing a kind of wisdom blackboard, structure is simple, assembling side
Just, it is conveniently replaceable, maintenance cost is low.
In order to achieve the above object, the utility model embodiment uses following technical scheme:
On the one hand, a kind of plate fixed structure, including surface frame are provided, the surface frame has the installation for installing plate
Face is arranged in parallel with the first limit plate and the second limit plate, edge on first limit plate on the mounting surface along the vertical direction
Horizontal direction, which runs through, offers first sliding groove of the opening towards second limit plate, on second limit plate in the horizontal direction
Through second sliding slot of the opening towards first limit plate is offered, the plate is by first limit plate and described second
The end of limit plate slides between first limit plate and second limit plate, and the upper and lower ends difference of the plate
It is mating with the first sliding groove and the second sliding slot, it is provided on first limit plate and second limit plate
The abutting component plate being pushed against in the first sliding groove and the second sliding slot.
As a kind of preferred embodiment of plate fixed structure, the abutting component include push against screw hole and with the abutting spiral shell
The abutting screw of hole cooperation, interval opens up and multiple is connected to the first sliding groove along its length on first limit plate
The abutting screw hole, on second limit plate along its length interval open up it is multiple be connected to the second sliding slot it is described
Screw hole is pushed against, the abutting screw is screwed in the abutting screw hole and selectively pushes against the plate.
As a kind of preferred embodiment of plate fixed structure, the surface frame is provided with far from the side of the mounting surface and prevents
The connecting bracket deformed in the middle part of the plate, the connecting bracket is respectively with the surface frame and the plate close to the mounting surface
Side connection.
As a kind of preferred embodiment of plate fixed structure, the connecting bracket include successively the first plate connected vertically,
Second plate and third plate, first plate and the third plate are separately positioned on the both ends of the second plate length direction, and institute
It states the first plate and the third plate is divided into the opposite two sides of second plate, first plate is connected by screw and the surface frame
It connects, the thickness of the length and the surface frame of second plate matches, and one side of the third plate far from first plate is logical
Viscose glue portion is crossed to connect with the plate.
As a kind of preferred embodiment of plate fixed structure, the surface frame has upper side frame disposed in parallel along the vertical direction
And lower frame, first limit plate are fixed on the upper side frame, second limit plate is fixed on the lower frame.
As a kind of preferred embodiment of plate fixed structure, first limit plate includes the first connecting plate connected vertically
With the second connecting plate, first connecting plate is parallel to the mounting surface, and second connecting plate is connected to first connection
Between plate and the mounting surface, and the first sliding groove is formed between the mounting surface and first connecting plate；
Second limit plate includes third connecting plate and the 4th connecting plate connected vertically, and the third connecting plate is parallel
In the mounting surface, the 4th connecting plate is connected between the third connecting plate and the mounting surface, and the mounting surface
The second sliding slot is formed between the third connecting plate.
As a kind of preferred embodiment of plate fixed structure, it is additionally provided in the surface frame and pushes the plate along level side
To mobile adjusting component.
As a kind of preferred embodiment of plate fixed structure, the surface frame also have be connected to the upper side frame and it is described under
Left frame and left frame between frame, the adjusting component are arranged on the left frame or the left frame.
As a kind of preferred embodiment of plate fixed structure, the adjusting component includes protruding from what the mounting surface was arranged
Gusset is adjusted, opens up adjusting screw hole on the adjusting gusset, the adjusting screw hole inward turning is screwed with adjusting screw, the adjusting screw
End abutment described in plate, when screwing the adjusting screw, the plate can move in the horizontal direction.
On the other hand, a kind of wisdom blackboard, including electronic plane and clipboard, the electronic plane and the book are also provided
It writes plate and all has plate, the plate is fixed by plate fixed structure as described above
The limit plate having the beneficial effect that by being provided with sliding slot of the utility model embodiment, can be such that plate slides
Ground is assemblied in surface frame, and abutting component, which is arranged, can be pushed against plate in sliding slot, prevent plate from shaking.Compare existing skill
The removable fixation to plate may be implemented in art, the plate fixed structure of this programme, can when plate is damaged and needs replacing
It is replaced with only dismantling lower plate, reduces replacement difficulty, save the cost.
Detailed description of the invention
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the main view of the wisdom blackboard of the utility model embodiment.
Fig. 2 is the rearview of the wisdom blackboard of the utility model embodiment.
Fig. 3 is the decomposition diagram of the electronic plane of the utility model embodiment.
Fig. 4 is the decomposition diagram of the clipboard of the utility model embodiment.
Fig. 5 is the schematic cross-sectional view of the electronic plane of the utility model embodiment.
Fig. 6 is the schematic cross-sectional view of the clipboard of the utility model embodiment.
Fig. 7 is the schematic side view of Fig. 6.
In figure:
1, upper side frame；2, lower frame；3, left frame；4, left frame；5, the first limit plate；6, the second limit plate；7, it connects
Bracket；8, gusset is adjusted；81, screw hole is adjusted；9, screw is pushed against；
100, electronic plane；110, plate glass；120, plate surface frame；200, clipboard；210, glass sheet is write；220,
Clipboard surface frame.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
It is described in further detail below in conjunction with technical solution of the attached drawing to the utility model embodiment, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention,
It is practical new to belong to this for those skilled in the art's every other embodiment obtained without creative efforts
The range of type protection.
In the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu
It is fixed " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
In addition, " left and right directions " in the utility model refers to positive left and right sides (the i.e. left side of Fig. 1 towards wisdom blackboard
Right side), i.e., left and right sides in actual use.Plate fixed structure can be applied not only to the electronic plane of wisdom blackboard, can also
To be applied to the clipboard of wisdom blackboard, or applied to common blackboard or independent electronic plane.
Below in an example, electronic plane and clipboard that plate fixed structure is applied to wisdom blackboard are mainly introduced
When structure and corresponding connection relationship.
As shown in Figures 1 to 6, the plate fixed structure of the utility model embodiment includes surface frame, and surface frame has for installing
The mounting surface of plate is arranged in parallel with the first limit plate 5 and the second limit plate 6, the first limit plate 5 on mounting surface along the vertical direction
On in the horizontal direction through first sliding groove of the opening towards the second limit plate 6 is offered, passed through on the second limit plate 6 in the horizontal direction
It wears and offers second sliding slot of the opening towards the first limit plate 5, plate is sliding by the end of the first limit plate 5 and the second limit plate 6
Enter between the first limit plate 5 and the second limit plate 6, and the upper and lower ends of plate respectively with first sliding groove and second sliding slot grafting
Cooperate, is provided with the abutting being pushed against plate in first sliding groove and second sliding slot on the first limit plate 5 and the second limit plate 6
Component.By being provided with the limit plate of sliding slot, plate can be made to be slidably mounted in surface frame, and be arranged push against component can be with
Plate is pushed against in sliding slot, prevents plate from shaking.The prior art is compared, the plate fixed structure of this programme may be implemented to plate
The removable fixation of part can only disassembly lower plate be replaced when plate is damaged and needs replacing, reduce replacement difficulty,
Save the cost.
Specifically, the electronic plane 100 of wisdom blackboard and the plate of clipboard 200 are all made of the progress of this plate fixed structure
Fixed, the plate of electronic plane 100 and clipboard 200 is tempered glass, and tempered glass is anti-dazzle tempered glass, can touch-control
Writing can also chalk-writing.Certainly, the plate of clipboard 200 is not limited to be made of tempered glass, can also use abrasion-resistant stee
Plate is made.
Further, surface frame includes upper side frame 1 and lower frame 2 disposed in parallel along the vertical direction, upper side frame 1 and lower frame
It is connected between 2 by left frame 3 and left frame 4, forms the surface frame in rectangle or direction, wherein the first limit plate 5 is arranged upper
On frame 1, the second limit plate 6 is arranged on lower frame 2, and when practical operation, plate is inserted into 5 He of the first limit plate from left to right
Between second limit plate 6, or it is inserted between the first limit plate 5 and the second limit plate 6 from right to left.
In the present embodiment, the first limit plate 5 and upper side frame 1 use the extrusion molding of metal one, and the second limit plate 6 is under
Frame 2 uses the extrusion molding of metal one.Integrated extrusion molding surface frame and limit plate, so that the intensity of limit plate is higher, and can
To reduce production difficulty.
In other embodiments, the first limit plate 5 is fixed on upper side frame 1 by the way of welding, and the second limit plate 6 is adopted
It is fixed on lower frame 2 with the mode of welding.In addition, limit plate and surface frame can also use plastics integrated injection molding.
In a preferred embodiment of the utility model, pushing against component includes pushing against screw hole and cooperating with screw hole is pushed against
Abutting screw 9, interval opens up multiple abutting screw holes being connected to first sliding groove along its length on the first limit plate 5, the
Interval opens up multiple abutting screw holes being connected to second sliding slot along its length on two limit plates 6, abutting screw 9 be screwed in
Tight screw hole is interior and selectively pushes against plate.Screw hole is pushed against by setting and pushes against screw 9, screws choosing using abutting screw 9
Plate is pushed against in corresponding sliding slot by selecting property, prevents plate mobile relative to sliding slot.
In the present embodiment, the first limit plate 5 includes the first connecting plate connected vertically and the second connecting plate, the first connection
Plate is parallel to mounting surface, and the second connecting plate is connected between the first connecting plate and mounting surface, and mounting surface and the first connecting plate it
Between form first sliding groove；Second limit plate 6 includes third connecting plate connected vertically and the 4th connecting plate, and third connecting plate is parallel
In mounting surface, the 4th connecting plate is connected between third connecting plate and mounting surface, and is formed between mounting surface and third connecting plate
Second sliding slot.
First connecting plate and the second connecting plate connected vertically form first limit plate 5 of " L " type, the first limit of this structure
It can be formed directly in the first sliding groove with opening between position plate 5 and mounting surface, and first sliding groove runs through the first limit in the horizontal direction
Position plate 5, simplifies the production of first sliding groove, reduces costs；Third connecting plate and the 4th connecting plate connected vertically form " L "
Second limit plate 6 of type can be formed directly in the second sliding slot with opening between the second limit plate 6 and mounting surface of this structure,
And second sliding slot runs through the second limit plate 6 in the horizontal direction, simplifies the production of second sliding slot, reduces costs.
It, can be in the bottom of first sliding groove and second sliding slot and along limit in order to keep the cooperation of plate and sliding slot more smooth
Multiple idler wheels are arranged in the length direction interval of plate, make to connect between the end face of plate and sliding slot bottom by idler wheel, are formed and rolled
Friction structure reduces frictional force.
In addition, the upper and lower side in plate is also enclosed with protective case, plate is prevented to be damaged when sliding in sliding slot.
In another preferred embodiment of the utility model, surface frame is provided with far from the side of mounting surface prevents plate
The connecting bracket 7 of middle part deformation, connecting bracket 7 are connect with surface frame and plate close to the side of mounting surface respectively.
The size of usual plate is larger, surface frame, limit plate and pushes against the cooperation of screw 9 and can only fix up and down the two of plate
End, the middle part of plate is easily bent deformation under the effect of gravity, so that plate surface out-of-flatness, and connecting bracket 7 can solve
This problem.
Further, one end of connecting bracket 7 is detachably connected with left frame 3 and/or left frame 4, the other end and plate
Bonding.
In the present embodiment, connecting bracket 7 includes successively the first plate connected vertically, the second plate and third plate, the first plate
The both ends of the second plate length direction are separately positioned on third plate, and the first plate and third plate are divided into opposite two of the second plate
Side, the first plate are connect by screw with surface frame, and the length of the second plate and the thickness of surface frame match, and third plate is far from the first plate
One side is connect by viscose glue portion with plate.
The connecting bracket 7 of " Z " font can will be adjacent on the mounting surface of surface frame in the middle part of plate, effectively prevent plate
Middle bent deformation, and the connecting bracket 7 of this structure easily facilitates installation and fixation.
In the present embodiment, two connecting brackets 7 are arranged in interval to the left frame 3 and left frame 4 of surface frame along the vertical direction.
In another preferred embodiment of the utility model, as shown in Fig. 1 to 7, the plate on electronic plane 100 is solid
The surface frame for determining structure is plate surface frame 120, and the surface frame of the plate fixed structure on clipboard 200 is clipboard surface frame 220,
In, adjusting component is also set up in clipboard surface frame 220, adjusts component for the writing glass sheet 210 of regulating writing plate 200 and electricity
Gap between the plate glass 110 of sub- plate 100.
Specifically, adjusting component when being respectively provided with clipboard 200 at left and right sides of electronic plane 100 and being arranged in electronics
In the clipboard surface frame 220 of the clipboard 200 on 100 right side of plate.Adjusting component includes adjusting gusset 8 and adjusting screw, is adjusted
Gusset 8 is fixed on the left frame 4 of the clipboard surface frame 220 of the clipboard 200 positioned at 100 right side of electronic plane, adjusts gusset 8
On open up adjust screw hole 81, adjust screw screw herein adjust screw hole 81 in, the clipboard glass of this clipboard 200 of end abutment
It is mobile towards left side to write glass sheet 210 when screwing adjusting screw for glass 210, so that writing glass sheet 210 close to plate glass
Glass 110, and then gap between the two is reduced, realize gap adjustment.
In addition, being also convexly equipped with limit gusset in the clipboard surface frame 220 of the clipboard 200 in 100 left side of electronic plane (in figure
It is not shown), on the left frame 3 of limit gusset clipboard surface frame 220 that this clipboard 200 is set, seam is adjusted when adjusting screw
When gap, this limit gusset will limitation be located at left side writing glass sheet 210 movement, and then limit all glass and cannot remove
To outside surface frame.
A kind of wisdom blackboard, including electronic plane 100 and clipboard 200 is also disclosed in the utility model embodiment, and electronics is flat
Plate 100 and clipboard 200 all have plate, and plate is fixed by the plate fixed structure of above-mentioned any embodiment, wherein electronics
The plate of plate 100 is plate glass 110, and the plate of clipboard 200 is to write glass sheet 210.
Specifically, the left and right sides of electronic plane 100 is respectively provided with clipboard 200, wherein the clipboard 200 positioned at right side
Clipboard surface frame 220 on setting adjust component, adjust component include protrude from mounting surface setting adjusting gusset 8, adjust muscle
Plate 8 is located at the side of plate surface frame 120 of the clipboard surface frame 220 far from electronic plane 100, adjusts and opens up adjusting spiral shell on gusset 8
Hole 81 adjusts 81 inward turning of screw hole and is screwed with adjusting screw, adjusts the writing glass sheet 210 of the end abutment clipboard 200 of screw, when
When screwing adjusting screw, the gap between the writing glass sheet 210 of clipboard 200 and the plate glass 110 of electronic plane 100 can
It adjusts.
Installation steps are as follows:
1, split screen assembles:
Electronic plane 100 is first assembled, plate surface frame 120 is assembled, then plate glass 110 is inserted in the from left to right
Between one limit plate 5 and the second limit plate 6, and keep the upper end of plate glass 110 and first sliding groove mating, plate glass
110 lower end and second sliding slot are mating, and left and right directions is positioned by jig, then will push against screw 9 and screw to abutting spiral shell
It in hole, is pushed against plate glass 110 in plate surface frame 120, completes the assembling of electronic plane 100.
And the assembling mode of the clipboard 200 of the left and right sides of electronic plane 100 with the assembling mode one of electronic plane 100
Sample can refer to above-mentioned steps and be assembled, and details are not described herein again.
2, wisdom blackboard splices:
First assembled electronic plane 100 is hung on the wall hanging beam being installed on wall, then assembled two are write
Plate 200 is successively hung on wall hanging beam, is respectively arranged at the left and right sides of electronic plane 100, will be electric by bolt or other modes
Sub- plate 100 and two clipboards 200 splice, then in the clipboard surface frame 220 by the clipboard 200 for being located at right side
Adjust the splicing gap between screw three glass of adjusting.
The splicing construction of wisdom blackboard is not limited to electronic plane 100 or so and splices a clipboard 200, can be with one
A electronic plane 100 splices a clipboard 200, perhaps splices three and three or more clipboards 200 or electronic plane
Two or more clipboard 200 of 100 ipsilateral splicing splices various informative.
In the description of this article, it is to be understood that the orientation or positional relationships such as term " on " are based on the figure
Orientation or positional relationship is merely for convenience of description and simplification operation, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of this specification, the description of reference term " embodiment " etc. means the specific spy in conjunction with the embodiment
Sign, structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification be only be to understand device, those skilled in the art should
It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can
With the other embodiments of understanding.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model,
These modes are fallen within the protection scope of the utility model.
Claims (10)
1. a kind of plate fixed structure, which is characterized in that including surface frame, the surface frame has the mounting surface for installing plate,
The first limit plate and the second limit plate are arranged in parallel on the mounting surface along the vertical direction, along level on first limit plate
Direction, which is run through, offers first sliding groove of the opening towards second limit plate, runs through in the horizontal direction on second limit plate
Second sliding slot of the opening towards first limit plate is offered, the plate is by first limit plate and second limit
The end of plate slides between first limit plate and second limit plate, and the upper and lower ends of the plate respectively with institute
It states first sliding groove and the second sliding slot is mating, be provided on first limit plate and second limit plate by institute
State the abutting component that plate is pushed against in the first sliding groove and the second sliding slot.
2. plate fixed structure according to claim 1, which is characterized in that the abutting component include push against screw hole and with
The abutting screw for pushing against screw hole cooperation, on first limit plate along its length interval open up it is multiple with described first
The abutting screw hole of sliding slot connection, on second limit plate along its length interval open up it is multiple with the second sliding slot
The abutting screw hole of connection, the abutting screw are screwed in the abutting screw hole and selectively push against the plate.
3. plate fixed structure according to claim 1, which is characterized in that side of the surface frame far from the mounting surface
It is provided with the connecting bracket for preventing deforming in the middle part of the plate, the connecting bracket is close with the surface frame and the plate respectively
The side of the mounting surface connects.
4. plate fixed structure according to claim 3, which is characterized in that the connecting bracket includes successively vertical connection
The first plate, the second plate and third plate, first plate and the third plate are separately positioned on the second plate length direction
Both ends, and first plate and the third plate are divided into the opposite two sides of second plate, first plate by screw with
The surface frame connection, the thickness of the length and the surface frame of second plate match, and the third plate is far from first plate
One side connect with the plate by viscose glue portion.
5. plate fixed structure according to any one of claims 1 to 4, which is characterized in that the surface frame has along vertical
Direction upper side frame disposed in parallel and lower frame, first limit plate are fixed on the upper side frame, second limit plate
It is fixed on the lower frame.
6. plate fixed structure according to claim 5, which is characterized in that first limit plate includes connected vertically
First connecting plate and the second connecting plate, first connecting plate are parallel to the mounting surface, and second connecting plate is connected to institute
It states between the first connecting plate and the mounting surface, and it is sliding that described first is formed between the mounting surface and first connecting plate
Slot；
Second limit plate includes third connecting plate and the 4th connecting plate connected vertically, and the third connecting plate is parallel to institute
Mounting surface is stated, the 4th connecting plate is connected between the third connecting plate and the mounting surface, and the mounting surface and institute
It states and forms the second sliding slot between third connecting plate.
7. plate fixed structure according to claim 5, which is characterized in that be additionally provided in the surface frame and push the plate
The adjusting component that part moves in the horizontal direction.
8. plate fixed structure according to claim 7, which is characterized in that the surface frame, which also has, is connected to the top
Left frame and left frame between frame and the lower frame, the adjusting component are arranged in the left frame or the left frame
On.
9. plate fixed structure according to claim 7, which is characterized in that the adjusting component includes protruding from the peace
The adjusting gusset of dress face setting, opens up adjusting screw hole on the adjusting gusset, the adjusting screw hole inward turning is screwed with adjusting screw, institute
It states and adjusts plate described in the end abutment of screw, when screwing the adjusting screw, the plate can move in the horizontal direction.
10. a kind of wisdom blackboard, including electronic plane and clipboard, the electronic plane and the clipboard all have plate,
It is characterized in that, the plate is fixed by the described in any item plate fixed structures of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958806.5U CN208646429U (en) | 2018-06-20 | 2018-06-20 | Plate fixed structure and wisdom blackboard comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958806.5U CN208646429U (en) | 2018-06-20 | 2018-06-20 | Plate fixed structure and wisdom blackboard comprising it |
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| Publication Number | Publication Date |
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| CN208646429U true CN208646429U (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820958806.5U Active CN208646429U (en) | 2018-06-20 | 2018-06-20 | Plate fixed structure and wisdom blackboard comprising it |
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| CN (1) | CN208646429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593338A (en) * | 2021-07-21 | 2021-11-02 | 湖南美好明天安全教育科技有限公司 | Rescue training device |
-
2018
- 2018-06-20 CN CN201820958806.5U patent/CN208646429U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593338A (en) * | 2021-07-21 | 2021-11-02 | 湖南美好明天安全教育科技有限公司 | Rescue training device |
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