CN203888460U - Combined blackboard - Google Patents
Combined blackboard Download PDFInfo
- Publication number
- CN203888460U CN203888460U CN201420238486.8U CN201420238486U CN203888460U CN 203888460 U CN203888460 U CN 203888460U CN 201420238486 U CN201420238486 U CN 201420238486U CN 203888460 U CN203888460 U CN 203888460U
- Authority
- CN
- China
- Prior art keywords
- slide
- mainboard
- main board
- subplate
- vertical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a combined blackboard comprising a main board, an auxiliary board and two slide rails. The slide rails are arranged on two sides of the main board, the surface facing the main board is provided with two vertical slide grooves and a transverse slide groove, the transverse slide groove is communicated with the vertical slide grooves, two sides of the main board is provided with at least two slide rods, the slide rods of the main board are inserted into the vertical slide groove, close to the front surface of the main board, of the slide rails and are slidably matched with the same, and the two sides of the auxiliary board are provided with at least one slide rod inserted into the other vertical slide groove in the slide rails. The combined blackboard has the advantages that the main board can be used for writing when needed only, when in need of enlarging writing area, the auxiliary board can be combined with the main board after moving along the transverse slide rails to the vertical slides rails wherein the main board is located. The combined blackboard is skillful and exquisite in structural design and more convenient to use.
Description
Technical field
The utility model relates to a kind of Combined blackboard, belongs to the technical field of teaching aid.
Background technology
Blackboard newspaper is to fix or mobile blackboard is made carrier, do the popularization publicity position of Writing-painting instrument with chalk or poster paint, there is easy scouring, amendment, replacing, be most economical, most convenient, modal a kind of propagandizing form, be widely used in middle and primary schools, army, universities and colleges and factories and miness enterprises and institutions.
At present, it is more that all kinds of blackboards that can slide use in big-and-middle universities and colleges, is conventionally applicable to large-scale classroom or meeting room etc., and it is less to be applicable to the similar blackboard in small-sized place, therefore, develop a kind of blackboard that can increase writing surface for small-sized place is necessary very much.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Combined blackboard, and the write area that can regulate as required can combine blackboard.
The utility model is achieved through the following technical solutions.
A kind of Combined blackboard, comprise mainboard, subplate, two slide rails, above-mentioned two slide rails are arranged on the both sides of above-mentioned mainboard, and towards the face of above-mentioned mainboard, two vertical chutes are set, , a horizontal chute, above-mentioned horizontal chute is communicated with two vertical chutes, at least two slide bars of two side settings of above-mentioned mainboard, the slide bar of above-mentioned mainboard all inserts above-mentioned slide rail near the vertical chute in above-mentioned mainboard front and is slidably matched, two sides of above-mentioned subplate arrange at least one slide bar, the slide bar of above-mentioned subplate all inserts the vertical chute of above-mentioned slide rail another one.
Further, the end face of above-mentioned mainboard and the bottom surface of above-mentioned subplate are provided with the buckle structure cooperatively interacting.
Further, the slide bar of above-mentioned mainboard has screw thread, and is set with clamping screw.
The beneficial effects of the utility model:
By the chute on slide rail and slide rail is set, realize the combination of the selecting type of mainboard and subplate, in the time only needing mainboard, write with mainboard, in the time that needs increase write area, subplate can be moved to and the upright slide rail at mainboard place by the slide rail of horizontally set, and combine with mainboard, whole apparatus structure deft design, uses more for convenience.
Brief description of the drawings
Fig. 1 is the structural representation of the implementation case Combined blackboard;
Fig. 2 is the structural representation of the implementation case slide rail;
Fig. 3 is the structural representation of the implementation case mainboard and subplate.
Detailed description of the invention
According to drawings and embodiments the utility model is described in further detail below.
Fig. 1 is the structural representation of the implementation case Combined blackboard, Fig. 2 is the structural representation of the implementation case slide rail, with reference to Fig. 1, Fig. 2, the utility model, Combined blackboard, comprise mainboard 1, subplate 2, two slide rails 3, above-mentioned two slide rails 3 are arranged on the both sides of above-mentioned mainboard 1, and towards the face of above-mentioned mainboard 1, two vertical chutes are set, , a horizontal chute, be designated as respectively the first chute 31, the second chute 32, the 3rd chute 33, above-mentioned horizontal chute i.e. the 3rd chute 33 is communicated with i.e. the first chute 31 of two vertical chutes, the second chute 32, at least two slide bars of two side settings 11 of above-mentioned mainboard 1, the slide bar 11 of above-mentioned mainboard 1 all inserts above-mentioned slide rail 3 near i.e. the first chute 31 and being slidably matched of the vertical chute in above-mentioned mainboard front, two sides of above-mentioned subplate 2 arrange at least one slide bar 21, the slide bar 21 of above-mentioned subplate 2 all inserts i.e. the second chute 32 of the vertical chute of above-mentioned slide rail 3 another ones.
Fig. 3 is the structural representation of the implementation case mainboard and subplate, and with reference to Fig. 3 and in conjunction with Fig. 1, the bottom surface of the end face of above-mentioned mainboard 1 and above-mentioned subplate 2 is provided with the buckle structure cooperatively interacting.
In the implementation case, the end face of mainboard 1 is provided with groove 10, and the bottom surface of subplate is provided with projection 20, and projection 20 embeds groove 10 to fix mainboard 1 and subplate 2.
The slide bar 11 of above-mentioned mainboard 1 has screw thread, and is set with clamping screw 12, by the position of clamping screw 12 lockable mainboards 1.
The utility model, Combined blackboard, by the chute on slide rail and slide rail is set, realize the combination of the selecting type of mainboard and subplate, in the time only needing mainboard, write with mainboard, in the time that needs increase write area, subplate can be moved to and the upright slide rail at mainboard place by the slide rail of horizontally set, and combine with mainboard, whole apparatus structure deft design, uses more for convenience.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow the personage who is familiar with this art can understand the utility model content and be implemented, and can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (3)
1. a Combined blackboard, it is characterized in that, comprise mainboard, subplate, two slide rails, described two slide rails are arranged on the both sides of described mainboard, and towards the face of described mainboard, two vertical chutes are set, , a horizontal chute, described horizontal chute is communicated with two vertical chutes, at least two slide bars of two side settings of described mainboard, the slide bar of described mainboard all inserts described slide rail near the vertical chute in described mainboard front and is slidably matched, two sides of described subplate arrange at least one slide bar, the slide bar of described subplate all inserts the vertical chute of described slide rail another one.
2. Combined blackboard according to claim 1, is characterized in that, the end face of described mainboard and the bottom surface of described subplate are provided with the buckle structure cooperatively interacting.
3. Combined blackboard according to claim 1, is characterized in that, the slide bar of described mainboard has screw thread, and is set with clamping screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420238486.8U CN203888460U (en) | 2014-05-09 | 2014-05-09 | Combined blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420238486.8U CN203888460U (en) | 2014-05-09 | 2014-05-09 | Combined blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203888460U true CN203888460U (en) | 2014-10-22 |
Family
ID=51714906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420238486.8U Expired - Fee Related CN203888460U (en) | 2014-05-09 | 2014-05-09 | Combined blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203888460U (en) |
-
2014
- 2014-05-09 CN CN201420238486.8U patent/CN203888460U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150509 |
|
| EXPY | Termination of patent right or utility model |