CN212510341U - Multimedia display device is used in teaching of movie & TV preparation specialty - Google Patents
Multimedia display device is used in teaching of movie & TV preparation specialty Download PDFInfo
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- CN212510341U CN212510341U CN202020946293.3U CN202020946293U CN212510341U CN 212510341 U CN212510341 U CN 212510341U CN 202020946293 U CN202020946293 U CN 202020946293U CN 212510341 U CN212510341 U CN 212510341U
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- 230000008094 contradictory effect Effects 0.000 claims 1
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- 238000009434 installation Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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Abstract
The utility model discloses a multimedia display device is used in teaching of movie & TV preparation specialty relates to multimedia display device field, and its technical scheme main points are: the base lower extreme is equipped with a plurality of universal wheels of evenly distributed at the base lower extreme, the universal wheel includes the truckle support, the truckle leg rotates and is connected with the truckle, the truckle support rotates through the pivot and connects on the base, just set up the spacing hole to the truckle support on the base, a plurality of jacks have evenly been seted up to circumference on the truckle support, spacing downthehole fixed spring catch that wears to be equipped with, the spring catch includes the shell, be equipped with compression spring in the shell, compression spring one end sets up on the shell inner wall, and the other end is equipped with the round pin piece that passes the jack, be equipped with the driving pin piece on the round pin piece and shift out the moving member of jack, conveniently remove multimedia display device to different environment, save the.
Description
Technical Field
The utility model relates to a multimedia display device field, more specifically say, it relates to a multimedia display device is used in teaching of movie & TV preparation specialty.
Background
The application of movie and television production is also expanded from the professional movie and television field to wider fields such as computer games, multimedia, network, home entertainment and the like. The professional teaching of film and television production is generally carried out in a multimedia teaching mode.
Chinese patent with publication number CN209912154U discloses a multimedia display device for teaching of film and television production major, which has the technical scheme: including plane show stand, perpendicular show cupboard and control system, be provided with a plurality of storing groove on the plane show stand, storing groove one side is provided with the show platform, plane show stand one side both ends are provided with fixed circular slot, and the installation connecting axle on the fixed circular slot rotates the circle axle in the installation on the connecting axle, rotates the epaxial perpendicular show cupboard of installation of circle, fixed circular slot is worn out to connecting axle one end, and connecting axle end-to-end connection is to the catch bar, and the catch bar is connected to push motor, push motor installs in plane show stand one side, and push motor is connected to control system, be provided with electronic display screen on the perpendicular show cupboard.
However, in the above solution, it is inconvenient for the operator to move the multimedia display device, and the multimedia display device needs to be equipped in each classroom, which wastes resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multimedia display device is used in teaching of film and television preparation specialty, conveniently remove multimedia display device to different environment, save the resource, satisfy the operational requirement.
The above technical purpose of the present invention can be achieved by the following technical solutions: a multimedia display device for professional teaching of film and television production comprises a plane display table, a vertical display cabinet and a control system, wherein an electronic display screen is arranged on the vertical display cabinet and is connected to the control system, and the multimedia display device is characterized in that the bottom wall of the plane display table, which faces away from the vertical display cabinet, is provided with a base through a lifting device, the lifting device comprises a first hinge rod and a second hinge rod, one end of the first hinge rod is hinged on the base, the other end of the first hinge rod is provided with a first sliding block, the first sliding block is connected on the plane display table in a sliding manner through an embedded groove, one end of the second hinge rod is hinged on the plane display table, the other end of the second hinge rod is provided with a second sliding block, the second sliding block is connected on the plane display table in a sliding manner through a sliding groove, the first hinge rod and the second hinge rod are hinged through a rotating torsion, one end of the screw is rotatably connected to the wall of the sliding groove, and the other end of the screw is provided with a forward and reverse rotating motor on the outer wall of the base through a fixed frame;
the base lower extreme is equipped with a plurality of universal wheels of evenly distributed at the base lower extreme, the universal wheel includes the truckle support, the truckle leg rotate is connected with the truckle, the truckle support rotates through the pivot and connects on the base, set up just to the spacing hole of truckle support on the base, a plurality of jacks have evenly been seted up to circumference on the truckle support, spacing downthehole fixed spring catch that wears to be equipped with, the spring catch includes the shell, be equipped with compression spring in the shell, compression spring one end sets up on the shell inner wall, and the other end is equipped with the round pin piece that passes the jack, be equipped with the moving member that the drive round pin piece shifted out the.
By adopting the technical scheme, in the moving process of the base, the base can deviate from an appointed route under the action of the universal wheel, the pin block is driven to move out of the jack through the moving piece, the universal wheel freely rotates on the caster wheel bracket at the moment, when the direction of the universal wheel is determined, the moving piece is loosened, the pin block is inserted into the jack under the action of the compression spring, the caster wheel bracket cannot freely rotate and can only move towards the appointed direction, the stability in the moving process of the base is not increased, the base can also be rotated, the angle of the display screen is adjusted, the multi-aspect display screen is displayed, when the multimedia display device moves to a proper environment, an operator starts a positive and negative rotation motor, the screw rod rotates, the second sliding block moves in the sliding groove, the first sliding block moves in the embedded groove, the angle between the first hinged rod and the second hinged rod is changed, and the height between the display seat and the base, degree of automation is high, can the height of quick adjustment display screen, satisfies the operation requirement.
Preferably, the moving member includes a plurality of pull ropes, a pull hole is provided on an end surface of the housing, which faces away from the pin block, and one end of each pull rope is connected to one end of each pin block, which is far away from the caster bracket, through the pull hole.
Through adopting above-mentioned technical scheme, the operator drags the stay cord, and is tensile to drive the round pin piece and shift out the jack, and the universal wheel freely rotates on the truckle support this moment, when confirming the direction of universal wheel, loosens tensile, under compression spring's effect, and the round pin piece is inserted in the jack, and the truckle support can not freely rotate, can only remove towards the specified direction, rotates the base through the universal wheel, adjusts the angle of display screen, many-sided show display screen.
Preferably, one end of the pull rope, which is far away from the spring pin, is connected with a pull ring.
By adopting the technical scheme, the pulling of an operator is facilitated.
Preferably, the caster bracket is provided with a baffle abutting against the caster, and the baffle is provided with a driving piece for driving the baffle to be far away from or close to the caster.
Through adopting above-mentioned technical scheme, multimedia display device removes a certain position, and multimedia display device probably receives external effort, leads to the universal wheel to take place to remove, so when multimedia display device removes suitable environment, the operator contradicts the baffle on the truckle through the driving piece, so the truckle can not remove on the truckle support, satisfies the operation requirement, increases multimedia display device's stability.
Preferably, the driving part comprises a rotating shaft, the baffle is rotatably connected to the caster bracket through the rotating shaft, and a torsion spring which enables the baffle to abut against the caster is arranged on the rotating shaft.
By adopting the technical scheme, the torsion spring can realize the automatic opening and closing of the baffle, and is simple in structure and convenient to operate.
Preferably, a pulling rod is arranged on one side of the baffle plate, which is back to the caster.
Through adopting above-mentioned technical scheme, make things convenient for the teacher to pull the baffle.
To sum up, the utility model discloses the beneficial effect who reaches is: first, conveniently remove multimedia display device to different environment in, save the resource, satisfy the work requirement.
Secondly, the caster bracket can not rotate freely or move towards the appointed direction, thereby improving the working efficiency.
Thirdly, when the multimedia display device moves to a suitable environment, the operator pushes the baffle against the caster through the driving piece, so that the caster can not move on the caster bracket, and the stability of the multimedia display device is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is an enlarged schematic view of the embodiment for embodying the structure A in FIG. 1;
fig. 3 is a schematic structural diagram for embodying the jack of the present embodiment.
In the figure: 1. a flat display stand; 2. a vertical display cabinet; 3. an electronic display screen; 4. a base; 5. a first hinge lever; 6. a second hinge lever; 7. a first slider; 8. a second slider; 9. rotating a knob; 10. a groove is embedded; 11. a sliding groove; 12. a spring pin; 121. a housing; 122. a compression spring; 123. a pin block; 13. a jack; 14. pulling a rope; 15. a pull ring; 16. hole drawing; 17. a caster bracket; 18. a caster wheel; 19. a baffle plate; 20. a rotating shaft; 21. a torsion spring; 22. pulling a rod; 23. a positive and negative rotation motor; 24. a screw.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples
A multimedia display device for teaching of film and television production major comprises a plane display stand 1, a vertical display cabinet 2 and a control system, wherein an electronic display screen 3 is arranged on the vertical display cabinet 2, the electronic display screen 3 is connected to the control system, and the structure of the multimedia display device is consistent with that of a Chinese patent with the publication number of CN 209912154U.
Referring to fig. 1-3, a base 4 is provided on the bottom wall of a flat display stand 1 facing away from a vertical display cabinet 2 through a lifting device, a plurality of casters are evenly distributed on the lower end of the base 4, each caster comprises a caster bracket 17, the caster bracket 17 is rotationally connected with a caster 18, the caster bracket 17 is rotationally connected to the base 4 through a rotating shaft, a limiting hole facing the caster bracket 17 is provided on the base 4, a plurality of jacks 13 are evenly provided on the caster bracket 17 in the circumferential direction, a spring pin 12 is fixedly penetrated in the limiting hole, the spring pin 12 comprises a housing 121, a compression spring 122 is provided in the housing 121, one end of the compression spring 122 is provided on the inner wall of the housing 121, the other end is provided with a pin 123 penetrating through the jack 13, a moving member for driving the pin 123 to move out of the jack 13 is provided on the pin 123, the moving member comprises a plurality of pull ropes 14, one end of each pull rope 14 is connected respectively to each pin block 123 one end of keeping away from caster bracket 17 through the trompil 16, the one end that spring round pin 12 was kept away from to pull rope 14 is connected with pull ring 15, in the removal in-process of base 4, base 4 probably squints the assigned route under the effect of universal wheel, the operator drags pull ring 15, it will drive pin block 123 and shift out jack 13 to stretch, the universal wheel is free rotation on caster bracket 17 this moment, when the direction of universal wheel is confirmed, loosen and stretch, under the effect of compression spring 122, pin block 123 is inserted in jack 13, caster bracket 17 can not free rotation, can only move towards the assigned direction, the stability in the in-process of not only increasing base 4 removal, base 4 can be rotated through the universal wheel, adjust the angle of display screen, many-sided show display screen.
As shown in fig. 1-3, the lifting device comprises a first hinge rod 5 and a second hinge rod 6, one end of the first hinge rod 5 is hinged on the base 4, the other end is provided with a first sliding block 7, the first sliding block 7 is connected on the plane display platform 1 through an embedded groove 10 in a sliding manner, one end of the second hinge rod 6 is hinged on the plane display platform 1, the other end is provided with a second sliding block 8, the second sliding block 8 is connected on the plane display platform 1 through a sliding groove 11 in a sliding manner, the first hinge rod 5 and the second hinge rod 6 are hinged through a rotating knob 9, the second sliding block 8 is threaded through a screw rod 24, one end of the screw rod 24 is rotatably connected on the groove wall of the sliding groove 11, the other end is provided with a forward and reverse rotation motor 23 on the outer wall of the base 4 through a fixing frame, when the multimedia display device moves to a proper environment, then an operator starts the forward and reverse rotation motor 23, first sliding block 7 removes in embedded groove 10, the angle change between first articulated rod 5 and the second articulated rod 6 to show seat highly can adjust apart from base 4, and degree of automation is high, height that can the quick adjustment display screen satisfies the operation requirement.
As shown in fig. 1-3, the multimedia display device moves a certain position, the multimedia display device may receive an external acting force, which causes the universal wheel to move, therefore, the caster bracket 17 is provided with a baffle 19 abutting against the caster 18, the baffle 19 is provided with a driving part for driving the baffle 19 to move away from or close to the caster 18, the driving part includes a rotating shaft 20, the baffle 19 is rotatably connected to the caster bracket 17 through the rotating shaft 20, the rotating shaft 20 is provided with a torsion spring 21 for abutting the baffle 19 against the caster 18, one side of the baffle 19 facing away from the caster 18 is provided with a pulling rod 22, when the multimedia display device moves to a suitable environment, under the action of the torsion spring 21, the operator abuts against the baffle 19 against the caster 18 through the pulling rod 22, so the caster 18 cannot move on the caster bracket 17, thereby satisfying the use requirement and increasing the stability.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A multimedia display device for professional teaching of film and television production comprises a plane display table (1), a vertical display cabinet (2) and a control system, wherein an electronic display screen (3) is arranged on the vertical display cabinet (2), the electronic display screen (3) is connected to the control system, the multimedia display device is characterized in that the bottom wall of the plane display table (1) back to the vertical display cabinet (2) is provided with a base (4) through a lifting device, the lifting device comprises a first hinge rod (5) and a second hinge rod (6), one end of the first hinge rod (5) is hinged on the base (4), the other end of the first hinge rod is provided with a first sliding block (7), the first sliding block (7) is connected on the plane display table (1) in a sliding manner through an embedded groove (10), one end of the second hinge rod (6) is hinged on the plane display table (1), the other end of the second sliding block (8) is arranged at the other end of the, the second sliding block (8) is connected to the plane display table (1) in a sliding mode through a sliding groove (11), the first hinge rod (5) and the second hinge rod (6) are hinged through a rotating knob (9), a screw rod (24) penetrates through the second sliding block (8) in a threaded mode, one end of the screw rod (24) is connected to the wall of the sliding groove (11) in a rotating mode, and the other end of the screw rod is provided with a forward and reverse rotating motor (23) arranged on the outer wall of the base (4) through a fixing frame;
the lower end of the base (4) is provided with a plurality of universal wheels which are uniformly distributed at the lower end of the base (4), the universal wheel comprises a caster wheel bracket (17), the caster wheel bracket (17) is rotatably connected with a caster wheel (18), the caster wheel bracket (17) is rotatably connected on the base (4) through a rotating shaft, the base (4) is provided with a limit hole which is over against the caster wheel bracket (17), a plurality of jacks (13) are uniformly arranged on the caster wheel bracket (17) in the circumferential direction, a spring pin (12) is fixedly arranged in the limiting hole in a penetrating way, the spring pin (12) comprises a shell (121), a compression spring (122) is arranged in the shell (121), one end of the compression spring (122) is arranged on the inner wall of the shell (121), the other end of the compression spring is provided with a pin block (123) which penetrates through the jack (13), and the pin block (123) is provided with a moving piece for driving the pin block (123) to move out of the jack (13).
2. The multimedia presentation device for teaching of film and television production major as claimed in claim 1, wherein: the moving piece comprises a plurality of pull ropes (14), a pull hole (16) is formed in the end face, back to the pin block (123), of the shell (121), and one end of each pull rope (14) is connected to one end, away from the caster bracket (17), of each pin block (123) through the pull hole (16).
3. The multimedia presentation device for teaching of film and television production major as claimed in claim 2, wherein: one end of the pull rope (14) far away from the spring pin (12) is connected with a pull ring (15).
4. The multimedia presentation device for teaching of film and television production major as claimed in claim 1, wherein: be equipped with baffle (19) of contradicting on truckle (18) on truckle support (17), be equipped with the driving piece that driving baffle (19) kept away from or is close to truckle (18) on baffle (19).
5. The multimedia presentation device for teaching of film and television production major as claimed in claim 4, wherein: the driving piece comprises a rotating shaft (20), the baffle (19) is rotatably connected onto the caster bracket (17) through the rotating shaft (20), and a torsion spring (21) which enables the baffle (19) to abut against the caster (18) is arranged on the rotating shaft (20).
6. The multimedia display device for the professional teaching of film and television production as claimed in claim 5, characterized in that the side of the baffle (19) facing away from the caster (18) is provided with a pulling rod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020946293.3U CN212510341U (en) | 2020-05-28 | 2020-05-28 | Multimedia display device is used in teaching of movie & TV preparation specialty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020946293.3U CN212510341U (en) | 2020-05-28 | 2020-05-28 | Multimedia display device is used in teaching of movie & TV preparation specialty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212510341U true CN212510341U (en) | 2021-02-09 |
Family
ID=74390766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020946293.3U Expired - Fee Related CN212510341U (en) | 2020-05-28 | 2020-05-28 | Multimedia display device is used in teaching of movie & TV preparation specialty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212510341U (en) |
-
2020
- 2020-05-28 CN CN202020946293.3U patent/CN212510341U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220919 Address after: Room 501, No. 2, North Weizhong Road, Binhai County, Yancheng City, Jiangsu Province, 224500 Patentee after: Jiangsu Jinziwei Property Service Co.,Ltd. Address before: 309 Gezhi Road, Jiangning District, Nanjing City, Jiangsu Province Patentee before: JIANGSU MARITIME INSTITUTE |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |