CN204117377U - One moves freely instructional terminal expansion bracket device - Google Patents
One moves freely instructional terminal expansion bracket device Download PDFInfo
- Publication number
- CN204117377U CN204117377U CN201420460964.XU CN201420460964U CN204117377U CN 204117377 U CN204117377 U CN 204117377U CN 201420460964 U CN201420460964 U CN 201420460964U CN 204117377 U CN204117377 U CN 204117377U
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- CN
- China
- Prior art keywords
- contact pin
- expansion bracket
- round bar
- hinged
- display screen
- 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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Abstract
The utility model discloses one and move freely instructional terminal expansion bracket device, comprise fixed head and display screen, described display screen is touch-screen, described fixed head is fixed with two parallel inner side round bars, a hinged expansion bracket be made up of the parallelogram frame of more than 2 on round bar inside every root, described expansion bracket side connects inner side round bar, opposite side is fastened on the outside round bar at display screen back, expansion bracket top is by top contact pin and interior, outside round bar is hinged, bottom is by bottom contact pin and interior, outside round bar is hinged, top contact pin is fixed by fixing foot rest and fixed head or display screen, bottom contact pin is fixed with in edge, the cylinder slide block that outside round bar slides up and down, its display screen energy free-extension, rotate, allow the student of every nook and cranny can see the content of display terminal, improve the quality of teaching.
Description
Technical field
The utility model relates to a kind of expansion bracket device of terminal teaching equipment.
Background technology
Traditional Classroom only has teacher's desk and book, attends class dry as dust, and student can feel sleepy chat unavoidably.Even if multimedia overhead projector technology has been introduced in a lot of classroom now, but also there is a lot of drawback, such as fuzzy pictures is lively, projector equipment is expensive, easily occur computer-projector bad connection, projected position is fixed with visual dead angle, drop shadow effect is by defect such as light affect, because its angle can not change, so the student being sitting in edge is difficult to the content seen on projector.The more important thing is, he does not fundamentally meet the requirement of student to classroom vividness.
Utility model content
The utility model technical issues that need to address are, provide one to move freely instructional terminal expansion bracket device, and its display terminal energy free-extension, rotation, allow the student of every nook and cranny can see the content of display terminal, improve the quality of teaching.
The technical solution of the utility model is: one moves freely instructional terminal expansion bracket device, comprise fixed head and display screen, described display screen is touch-screen, described fixed head is fixed with two parallel inner side round bars, a hinged expansion bracket be made up of the parallelogram frame of more than 2 on round bar inside every root, described expansion bracket side connects inner side round bar, opposite side connects the outside round bar being located at display screen back, expansion bracket top is by top contact pin and interior, outside round bar is hinged, bottom is by bottom contact pin and interior, outside round bar is hinged, top contact pin is fixed by fixing foot rest and fixed head or display screen, bottom contact pin is fixed with in edge, the cylinder slide block that outside round bar slides up and down.
Preferably, in described parallelogram frame, wherein two parallel edges are single shaped steel, and another two parallel limits are double joint shaped steel composition, and described single shaped steel is articulated with in the middle of double joint shaped steel.
Preferably, described top contact pin comprises inside top contact pin and outside top contact pin, and described bottom contact pin comprises inside bottom contact pin and exterior bottom contact pin.
Preferably, described inside top contact pin comprises one and holds the top contact pin hinge recess of single shaped steel and the top contact pin articulated section hinged with inner side round bar.
Preferably, described outside top contact pin comprises the hinged projection and the top contact pin articulated section hinged with outside round bar that are contained in double joint shaped steel centre.
Preferably, described inside bottom contact pin comprises one and holds the bottom contact pin hinge recess of single shaped steel and the bottom contact pin articulated section hinged with inner side round bar, and contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block.
Preferably, described exterior bottom contact pin comprises one and is contained in the middle hinged projection of bottom contact pin of double joint shaped steel and the bottom contact pin articulated section hinged with outside round bar, and contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block.
Preferably, fixing foot rest is in " convex " shape, and a medial and lateral round bar is provided with 3 fixing foot rests, is provided with the foot rest groove holding fixing foot rest in the middle of described contact pin articulated section, top.
Preferably, hang between described fixed mount and sliding cylinder and be connected with evener, evener be a kind of can the device of manual locking suspended matter, the function of stopping while pulling can be realized in this programme.
After adopting the technical program, the inflexible screen of script is changed into the touch-screen of flexible operating, and in conjunction with display screen telescopic expansion bracket behind, expansion bracket can rotate along inner side round bar, thus drive whole display screen and expansion bracket unitary rotation, achieve display screen multi-angle display, allow each student being sitting in corner, edge also can see content on display screen, it is interactive that display screen scalability too increases between teacher and student, make teaching more lively, improve the quality of education, simultaneously display screen can with the equipment wireless connections such as IPad, the courseware of teacher, classroom is taken down notes, operation question and answer etc. can be synchronized in the Ipad equipment of student, student can by the IPad in oneself hand and teacher's interaction, realization is facilitated to register, classroom questioning, operation is answered in classroom, the lower joint content of study in advance etc., contribute to the mode of learning of student's fast searching oneself of different levels.Also just instead of mobile phone in addition in student position on hand, hardware is realizing teachers and students perfectly interactive.
Accompanying drawing explanation
Accompanying drawing 1 is the overall schematic three dimensional views of the utility model;
Accompanying drawing 2 is side schematic view of the present utility model;
Accompanying drawing 3 is the schematic diagram of display screen back clamping groove plate;
Accompanying drawing 4 partly cuts open schematic diagram for display screen back;
Accompanying drawing 5 is inside top contact pin schematic three dimensional views;
Accompanying drawing 6 is outside top contact pin schematic three dimensional views;
Accompanying drawing 7 is inside bottom contact pin schematic three dimensional views;
Accompanying drawing 8 is exterior bottom contact pin schematic three dimensional views.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
One moves freely instructional terminal expansion bracket device, comprise fixed head 1 and display screen 2, fixed head is fixed on wall, the dust cover of display screen additionally can be installed additional above fixed head, described display screen is touch-screen, teacher is facilitated to write teaching notes flexibly on the touchscreen, described fixed head is fixed with two parallel inner side round bars 11, a hinged expansion bracket 3 be made up of the parallelogram frame of more than 2 on round bar inside every root, described expansion bracket side connects inner side round bar, opposite side connects the outside round bar 21 being located at display screen back, to utilize after expansion bracket display screen can free-extension, simultaneous retractable frame and inner side round bar hinged, so expansion bracket and display screen can overall rotate along inner side round bar, top contact pin 41 is passed through with interior in expansion bracket top, outside round bar is hinged, bottom contact pin 42 is passed through with interior in bottom, outside round bar is hinged, top contact pin is fixed with fixed head or display screen by fixing foot rest 413, bottom contact pin is fixed with in edge, the cylinder slide block 423 that outside round bar slides up and down, because expansion bracket is parallelogram sturcutre, two bars when carrying out flexible on most limit can clamp or strut, cylinder slide block is utilized then well to solve this problem, when expansion bracket launches, top contact pin is fixed on fixed head and display screen back, do not move up and down, and in cylinder slide block meeting edge, outside round bar rises, otherwise when expansion bracket shrinks, cylinder slide block glides along interior outside round bar, after adopting the technical program, the inflexible screen of script is changed into the touch-screen of flexible operating, and in conjunction with display screen telescopic expansion bracket behind, expansion bracket can rotate along inner side round bar, thus drive whole display screen and expansion bracket unitary rotation, display screen can rotate along outside round bar separately simultaneously, achieve display screen multi-angle display, allow each student being sitting in corner, edge also can see content on display screen, it is interactive that display screen scalability too increases between teacher and student, make teaching more lively, improve the quality of education, simultaneously display screen can with the equipment wireless connections such as IPad, the courseware of teacher, classroom is taken down notes, operation question and answer etc. can be synchronized in the Ipad equipment of student, student can by the IPad in oneself hand and teacher's interaction, realization is facilitated to register, classroom questioning, operation is answered in classroom, the lower joint content of study in advance etc., contribute to the mode of learning of student's fast searching oneself of different levels.Also just instead of mobile phone in addition in student position on hand, hardware is realizing teachers and students perfectly interactive.
In order to strengthen the firmness of expansion bracket, in described parallelogram frame, wherein two parallel edges are single shaped steel 31, another two parallel limits are that double joint shaped steel 32 forms, described single shaped steel is articulated with in the middle of double joint shaped steel, double joint shaped steel is combined with single shaped steel the stability strengthened when flexible, after adopting single shaped steel and double joint shaped steel, the wherein side of expansion bracket is single shaped steel, opposite side is double joint shaped steel, as shown in fig. 1, two bars in inner side are single shaped steel, two bars in outside are double joint shaped steel, in order to coordinate this structure, described top contact pin comprises inside top contact pin 411 and outside top contact pin 412, described bottom contact pin comprises inside bottom contact pin 421 and exterior bottom contact pin 422, as shown in Figure 5, inside top contact pin 411 comprises one and holds the top contact pin hinge recess 411a of single shaped steel and the top contact pin articulated section 41b hinged with inner side round bar, single shaped steel end is built in the hinged contact pin hinge recess 411a in top, and realize hinged by the hole on sidewall, and contact pin articulated section, top 41b is provided with the through hole of vertical direction for interspersed inner side round bar, as shown in Figure 6, described outside top contact pin 412 comprises the hinged projection 412a and the top contact pin articulated section 41b hinged with outside round bar that are contained in double joint shaped steel centre, leaves space in the middle of double joint shaped steel end, hinged projection 412a to be just built in this space and by the through hole on sidewall and double joint shaped steel hinged, as shown in Figure 7, described inside bottom contact pin 421 comprises one and holds the bottom contact pin hinge recess 421a of single shaped steel and the bottom contact pin articulated section 42b hinged with inner side round bar, contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block, contact pin articulated section, bottom thinner thickness, convenient and cylinder slide block is fixed, centre is provided with the through hole interted for inside cylindrical, and through hole is circumferentially with 4 threaded holes fixed with fixing slide block, as shown in Figure 8, described exterior bottom contact pin 422 comprises one and is contained in double joint shaped steel middle bottom contact pin hinged projection 422a and the bottom contact pin articulated section 42b hinged with outside round bar, and contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block, shown fixing foot rest 413 is in " convex " shape, in one, outside round bar is provided with 3 fixing foot rests, the foot rest groove 41b1 holding fixing foot rest is provided with in the middle of described contact pin articulated section, top 41b, three fixing foot rests are set in strengthening, the stability of outside round bar, also position-limiting action can be played to expansion bracket simultaneously, when expansion bracket launches, the most promotion of cylinder slide block is to middle fixing foot rest, when expansion bracket shrinks, cylinder slide block drops to the fixing foot rest of bottom, so the position of adjusting fixing foot rest can also control expansion bracket and to stretch the function of stroke playing, also solve expansion bracket itself may because excessively flexible problem expansion bracket itself being produced to damage simultaneously.In addition, as New function another kind of in this programme, hang between described fixed mount and sliding cylinder and be connected with evener, evener be a kind of can the device of manual locking suspended matter, the function of stopping while pulling can be realized in this programme.
As shown in Figures 1 to 4, display screen is also provided with arrangement for adjusting height separately, display screen back is fixed with two parallel filler strips 22, filler strip is provided with two circular projections 221, article two, filler strip is fixed with one piece of dividing plate 23, dividing plate is provided with the transverse waist nibs 231 of passing for circular projection, as shown in Figure 4, dividing plate top and bottom are provided with two row's transverse waist nibs, and on often arranging, be distributed with the transverse waist nibs of more than 2, in order to meet the display screen of different size, screen size is large, article two, the distance between filler strip just arranges greatly a bit, can by outermost transverse waist nibs, screen size is little, then can use the transverse waist nibs of inner side, flexible transformation, dividing plate lateral surface is provided with clamping groove plate 24, clamping groove plate is provided with two parallel cannelures 241, the right direction of every bar cannelure is provided with more than 2 the horizontal T-slot 242 communicated with cannelure, described circular projection slides in cannelure or horizontal T-slot, the vertical edge of horizontal T-slot is the final restraining position of circular projection, the track when horizontal edge of horizontal T-slot and cannelure are all the slips of circular projection, simultaneously, because circular projection has certain altitude, when sliding for a long time, its top may collide with horizontal T-slot and cannelure edge and produce distortion, card rail phenomenon can be caused, deform in long-term moving process to prevent two circular projections, fix with a projection web joint 25 between two on same filler strip circular projection tops, after fixing with projection web joint, the relative position at two circular projection tops becomes fixing, there is not card rail phenomenon, certain lubricating oil can be smeared between dividing plate and clamping groove plate in integral installation process, circular projection and cannelure when sliding although real, slip between horizontal T-slot, but also there is friction between dividing plate and clamping groove plate during actual slip, so have certain necessity between coating lubricating oil to reduce friction and wear.During operation, teacher can first translation display screen, circular projection is departed from from horizontal T-slot, enters cannelure after disengaging, can enter in the T-slot of oneself height applicable by unrestricted choice subsequently, regulate rear more convenient teacher like this and directly touch screen with hand and impart knowledge to students.
As extra arrangement for adjusting height, as shown in Figure 4, described filler strip is provided with the gear hole 222 of more than 2 for regulating filler strip height and position on a display screen at vertical direction, so just adds additional a kind of highly adjustment, but this belong to fixed height regulate, generally just use this regulative mode when the regulative mode by clamping groove plate and circular projection can't adjust to proper height; Described projection web joint is horizontal U-shaped, can avoid regulate time and sliding cylinder 423 collide, because the indentation, there of U-shaped just avoids the position of sliding cylinder.Described clamping groove plate is provided with bleeder vent 243, is conducive to display screen heat radiation.Described display screen front lower is fixed with the bracket 26 for placing educational aid, facilitates teacher to place some educational aids.
Below only with regard to the utility model preferably example be described, but can not be interpreted as it is limitations on claims.The utility model not only limits to and above example, its concrete structure allows to change, those skilled in the art can make various change and distortion according to the utility model, only otherwise depart from spirit of the present utility model, all should belong to the scope that the utility model claims define.
Claims (9)
1. one kind moves freely instructional terminal expansion bracket device, comprise fixed head (1) and display screen (2), it is characterized in that: described display screen is touch-screen, described fixed head is fixed with two parallel inner side round bars (11), a hinged expansion bracket (3) be made up of the parallelogram frame of more than 2 on round bar inside every root, described expansion bracket side connects inner side round bar, opposite side connects the outside round bar (21) being located at display screen back, top contact pin (41) is passed through with interior in expansion bracket top, outside round bar is hinged, bottom contact pin (42) is passed through with interior in bottom, outside round bar is hinged, top contact pin is fixed with fixed head or display screen by fixing foot rest (413), bottom contact pin is fixed with in edge, the cylinder slide block (423) that outside round bar slides up and down.
2. one according to claim 1 moves freely instructional terminal expansion bracket device, it is characterized in that: in described parallelogram frame, wherein two parallel edges are single shaped steel (31), another two parallel limits are double joint shaped steel (32) composition, and described single shaped steel is articulated with in the middle of double joint shaped steel.
3. one according to claim 2 moves freely instructional terminal expansion bracket device, it is characterized in that: described top contact pin comprises inside top contact pin (411) and outside top contact pin (412), described bottom contact pin comprises inside bottom contact pin (421) and exterior bottom contact pin (422).
4. one according to claim 3 moves freely instructional terminal expansion bracket device, it is characterized in that: described inside top contact pin (411) comprises one and holds the top contact pin hinge recess (411a) of single shaped steel and the top contact pin articulated section (41b) hinged with inner side round bar.
5. one according to claim 3 moves freely instructional terminal expansion bracket device, it is characterized in that: described outside top contact pin (412) comprises the hinged projection (412a) and the top contact pin articulated section (41b) hinged with outside round bar that are contained in double joint shaped steel centre.
6. one according to claim 3 moves freely instructional terminal expansion bracket device, it is characterized in that: described inside bottom contact pin (421) comprises one and holds the bottom contact pin hinge recess (421a) of single shaped steel and the bottom contact pin articulated section (42b) hinged with inner side round bar, and contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block.
7. one according to claim 3 moves freely instructional terminal expansion bracket device, it is characterized in that: described exterior bottom contact pin (422) comprises one and is contained in the middle hinged projection of bottom contact pin (422a) of double joint shaped steel and the bottom contact pin articulated section (42b) hinged with outside round bar, and contact pin articulated section, bottom is provided with the threaded hole fixed with cylinder slide block.
8. one according to claim 3 moves freely instructional terminal expansion bracket device, it is characterized in that: fixing foot rest is in " convex " shape, a medial and lateral round bar is provided with 3 fixing foot rests, is provided with the foot rest groove (41b1) holding fixing foot rest in the middle of described contact pin articulated section, top.
9. one according to claim 1 moves freely instructional terminal expansion bracket device, it is characterized in that: hang between described fixed mount and sliding cylinder and be connected with evener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460964.XU CN204117377U (en) | 2014-08-15 | 2014-08-15 | One moves freely instructional terminal expansion bracket device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460964.XU CN204117377U (en) | 2014-08-15 | 2014-08-15 | One moves freely instructional terminal expansion bracket device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117377U true CN204117377U (en) | 2015-01-21 |
Family
ID=52334667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420460964.XU Expired - Fee Related CN204117377U (en) | 2014-08-15 | 2014-08-15 | One moves freely instructional terminal expansion bracket device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164249A (en) * | 2020-10-14 | 2021-01-01 | 金华他山科技咨询服务有限公司 | Intelligent computer teaching device for distance education |
-
2014
- 2014-08-15 CN CN201420460964.XU patent/CN204117377U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164249A (en) * | 2020-10-14 | 2021-01-01 | 金华他山科技咨询服务有限公司 | Intelligent computer teaching device for distance education |
| CN112164249B (en) * | 2020-10-14 | 2021-08-06 | 金华他山科技咨询服务有限公司 | Intelligent computer teaching device for distance education |
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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: 20150121 Termination date: 20150815 |
|
| EXPY | Termination of patent right or utility model |