CN212537278U - Paperless lifter with encrypted data - Google Patents
Paperless lifter with encrypted data Download PDFInfo
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- CN212537278U CN212537278U CN202021242224.0U CN202021242224U CN212537278U CN 212537278 U CN212537278 U CN 212537278U CN 202021242224 U CN202021242224 U CN 202021242224U CN 212537278 U CN212537278 U CN 212537278U
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- sealing cover
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Abstract
The utility model discloses a paperless lifter with encrypted data, which comprises a placing groove arranged on a conference table, a lifting mechanism arranged in the placing groove and a display screen; the lifting mechanism comprises a lower rack fixed on the side wall of the placing groove, an upper rack parallel to the lower rack, a connecting rod assembly connected between the upper rack and the lower rack, and a transmission assembly driving the connecting rod assembly to move, and an upper chute and a lower chute are formed in the upper rack and the lower rack; the connecting rod assembly comprises a first connecting rod and a second connecting rod, the lower end of the first connecting rod is hinged to one end of the lower rack, the upper end of the first connecting rod is in sliding fit with the upper chute of the upper rack, the upper end of the second connecting rod is hinged to the upper rack, the lower end of the second connecting rod is in sliding fit with the lower chute of the lower rack, and the first connecting rod is hinged to the intersection point of the second connecting rod; when the display screen is needed, the transmission assembly is started, the transmission assembly drives the display screen to ascend, and when the display screen is not needed to be used after the meeting is finished, the transmission assembly is started again, so that the display screen descends.
Description
Technical Field
The utility model relates to a paperless conference system equipment technical field, more specifically say, it relates to a paperless riser that data encrypted.
Background
The paperless conference system realizes the paperless conference by electronic exchange of files by using a paperless conference interaction system based on a mobile internet, a modern communication technology, an audio technology, a video technology and a software technology. One of the basic features of the paperless conferencing system is: the conference room is provided with a large screen for displaying public video and a seat display screen which is independently controlled and used by each seat, when seat display or asynchronous display is selected, the intelligent terminal is automatically operated by a participant, at the moment, the intelligent terminal is like an independently used standard computer, and each participant can automatically switch one key between synchronous display or asynchronous display for displaying public signals. When the paperless conference is finished, the seat display screen causes inconvenience to the attendee, and is higher than the conference desktop for a long time, so that the seat display screen is easy to damage, and therefore, the design of the paperless lifter capable of lifting the display screen is necessary.
SUMMERY OF THE UTILITY MODEL
To the deficiency that prior art exists, the utility model aims to provide a data encryption's paperless riser with raising and lowering functions.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a paperless lifter with encrypted data comprises a placing groove formed in a conference table, a lifting mechanism arranged in the placing groove, a display screen driven to lift by the lifting mechanism, and a sealing cover arranged at an opening at the top of the placing groove;
the lifting mechanism comprises a lower rack transversely fixed on the inner side wall of the placement groove, an upper rack positioned above and parallel to the lower rack, a connecting rod assembly connected between the upper rack and the lower rack, and a transmission assembly driving the connecting rod assembly to move, wherein the upper rack and the lower rack on the upper rack and the lower rack are respectively provided with a transverse upper chute and a transverse lower chute;
the connecting rod assembly comprises a first connecting rod and a second connecting rod which are identical in length, the lower end of the first connecting rod is hinged to one end of the lower rack, the upper end of the first connecting rod is in sliding fit with the upper sliding groove, the upper end of the second connecting rod is hinged to one end of the upper rack, the lower end of the second connecting rod is in sliding fit with the lower sliding groove, a hinge joint of the second connecting rod and the upper rack is located above the same side of the hinge joint of the first connecting rod and the lower rack, the first connecting rod and the second connecting rod are arranged in a crossed mode and hinged at the crossed point, the transmission assembly is fixedly connected with the lower end of the;
the bottom end of the display screen is fixed above the upper frame, and the display screen corresponds to the opening at the top of the placing groove.
According to the technical scheme, when the display screen is needed, the pull plate is pulled to open the sealing cover, the transmission assembly is started, the transmission assembly drives the first connecting rod to slide along the upper frame, the lower end of the second connecting rod is further driven to slide along the lower frame, the upper frame drives the display screen to ascend, and when the display screen is not needed to be used after a meeting is finished, the transmission assembly is started again, and the display screen descends.
The utility model discloses further set up to: the transmission assembly comprises a semicircular gear connected with a first connecting rod, a driving gear meshed with the semicircular gear and a motor driving the driving gear to rotate, a device box is inlaid on the side wall of the placing groove, the motor is fixed on the inner wall of the device box, the output shaft of the motor penetrates through the side wall of the device box and is coaxially fixed with the driving gear, and the semicircular gear rotates by taking the first connecting rod and the hinged point of the lower rack as the circle center.
The utility model discloses further set up to: a groove is transversely formed in the inner wall of the opening of the placing groove, the sealing cover penetrates through the groove, guide grooves are formed in the side walls of two adjacent sides of the position where the groove is located, two side edges of the sealing cover are slidably mounted in the guide grooves, two groups of first springs are symmetrically arranged between the inner end face of the sealing cover and the bottom of the groove, one end of each first spring is connected with the inner end face of the sealing cover, and the other end of each first spring is fixedly connected with the bottom of the groove;
a pulling plate is arranged at the outer edge of the upper surface of the sealing cover.
The utility model discloses further set up to: be provided with the buffering subassembly on the outer terminal surface of sealed lid, the buffering subassembly symmetry sets up to two sets ofly, fixes respectively including seting up the mounting groove at the outer terminal surface of sealed lid the fender ring of the outer port of mounting groove, the spring two of setting in the mounting groove to and just pass the slip post that keeps off the ring by the drive of spring two, the inner of slip post is fixed with the limiting plate, the bottom surface and the fender ring butt of limiting plate, the upper end of spring two links firmly with the bottom surface that keeps off the ring, and the lower extreme is fixed in the bottom surface of mounting groove the position that corresponds with the outer end of slip post on the inner wall of standing groove is provided with the butt groove, is in encapsulated situation when sealed lid, the cooperation of slip post joint is in the butt groove.
To sum up, the utility model discloses following beneficial effect has:
(1) open sealed lid, starter motor, the motor can drive the driving gear and rotate and then drive half-round gear and connecting rod one and rotate, the rising of display screen under link assembly's effect, after finishing using, starter motor once more, make the display screen descend, and the post butt that slides is in the screen one side that deviates from the display screen, under the effort of spring two, certain cushioning effect has, descend to the standing groove when the display screen, sealed lid can realize automatic closure under spring resilience, the post that slides this moment just the joint is in the butt joint groove, sealed lid realizes the closure with the opening part of standing groove.
Drawings
FIG. 1 is a schematic view of the entire interior of the present invention;
FIG. 2 is an overall external view of the present invention;
FIG. 3 is a structural connection diagram of the motor and the driving gear;
FIG. 4 is an enlarged view taken at A in FIG. 2;
FIG. 5 is an internal cross-sectional view of the cushioning assembly;
fig. 6 is an enlarged view at B in fig. 5.
Reference numerals: 1. a placement groove; 2. a display screen; 3. a sealing cover; 4. a lower frame; 5. an upper frame; 6-1, an upper chute; 6-2, a lower chute; 7. a first connecting rod; 8. a second connecting rod; 9. a semi-circular gear; 10. a driving gear; 11. a motor; 12. a guide groove; 13. a first spring; 14. a second spring; 15. mounting grooves; 16. a baffle ring; 17. sliding the column; 18. a limiting plate; 19. a butt joint groove; 20. a device cartridge; 21. pulling a plate; 22. and (4) a groove.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example (b): a paperless lifter for encrypting data is a paperless lifter capable of realizing data encryption of lifting. As shown in fig. 1 and fig. 2, the device comprises a placing groove 1 opened on a conference table, a lifting mechanism installed in the placing groove 1, a display screen 2 driven to lift by the lifting mechanism, and a sealing cover 3 arranged at the top opening of the placing groove 1; the lifting mechanism comprises a lower rack 4 transversely fixed on the inner side wall of the placing groove 1, an upper rack 5 positioned above and parallel to the lower rack 4, a connecting rod assembly connected between the upper rack 5 and the lower rack 4, and a transmission assembly driving the connecting rod assembly to move, wherein the upper rack 5 and the lower rack 4 are respectively provided with a transverse upper chute 6-1 and a transverse lower chute 6-2; the connecting rod assembly comprises a first connecting rod 7 and a second connecting rod 8 which are identical in length, the lower end of the first connecting rod 7 is hinged to one end of the lower rack 4, the upper end of the first connecting rod is in sliding fit with the upper sliding groove 6-1, the upper end of the second connecting rod 8 is hinged to one end of the upper rack 5, the lower end of the second connecting rod is in sliding fit with the lower sliding groove 6-2, the hinged point of the second connecting rod 8 and the upper rack 5 is located above the same side of the hinged point of the first connecting rod 7 and the lower rack 4, the first connecting rod 7 and the second connecting rod 8 are arranged in a crossed mode and hinged at the crossed point, the transmission assembly is fixedly connected with the lower; the bottom end of the display screen 2 is fixed above the upper frame 5, and the display screen 2 corresponds to the opening at the top of the placing groove 1. When the display screen 2 is needed, the pulling plate 21 is pulled to open the sealing cover 3, the transmission assembly is started, the transmission assembly drives the first connecting rod 7 to slide along the upper rack 5, the lower end of the second connecting rod 8 is further driven to slide along the lower rack 4, the upper rack 5 drives the display screen 2 to ascend, and when the display screen 2 is not needed to be used after a meeting is finished, the transmission assembly is started again, and the display screen 2 descends.
Combine fig. 3, the drive assembly includes the semicircle gear 9 of being connected with connecting rod 7, driving gear 10 with semicircle gear 9 meshing, and drive driving gear 10 pivoted motor 11, it has device box 20 to inlay on the lateral wall of standing groove 1, motor 11 fixes on the inner wall of device box 20, and the output shaft of motor 11 passes the lateral wall of device box 20 and is coaxial fixed with driving gear 10, semicircle gear 9 uses the pin joint of connecting rod 7 and lower frame 4 to rotate as the centre of a circle, open sealed lid 3, starter motor 11, motor 11 can drive driving gear 10 and rotate and then drive semicircle gear 9 and connecting rod 7 and rotate, the rising of display screen 2 under link assembly's effect, after finishing using, restart motor 11, make display screen 2 descend.
Referring to fig. 4 and 5, a groove 22 is transversely formed in the inner wall of the opening of the placing groove 1, the sealing cover 3 is arranged in the groove 22 in a penetrating mode, guide grooves 12 are formed in the side walls of two adjacent sides of the position where the groove 22 is located, two side edges of the sealing cover 3 are slidably mounted in the guide grooves 12, two groups of springs 13 are symmetrically arranged between the inner end face of the sealing cover 3 and the bottom of the groove 22, one end of each spring 13 is connected with the inner end face of the sealing cover 3, and the other end of each spring is fixedly connected with the bottom of; a pulling plate 21 is provided at an outer edge of an upper surface of the sealing cover 3. Referring to fig. 6, the outer end surface of the sealing cover 3 is provided with two sets of buffer assemblies, the two sets of buffer assemblies are symmetrically arranged, and each buffer assembly comprises a mounting groove 15 arranged on the outer end surface of the sealing cover 3, a stop ring 16 fixed on the outer end opening of the mounting groove 15, a second spring 14 arranged in the mounting groove 15, and a sliding column 17 driven by the second spring 14 and penetrating through the stop ring 16, a limiting plate 18 is fixed at the inner end of the sliding column 17, the bottom surface of the limiting plate 18 abuts against the stop ring 16, the upper end of the second spring 14 is fixedly connected with the bottom surface of the stop ring 16, the lower end of the second spring is fixed on the bottom surface of the mounting groove 15, an abutting groove 19 is arranged on the inner wall of the placing groove 1 and corresponds to the outer end of the sliding column 17, when the sealing cover 3 is in a sealing state, the sliding column 17 is engaged with the abutting groove 19, when the display screen 2 descends, the sliding, have certain cushioning effect, descend to standing groove 1 when display screen 2, sealed lid 3 can realize automatic closure under the resilience force of spring 13, and sliding column 17 just the joint is in butt joint groove 19 this moment, and sealed lid 3 realizes the closure with the opening part of standing groove 1, can effectively avoid the dust to get into.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and 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 (4)
1. A paperless lifter for data encryption is characterized by comprising a placing groove (1) formed in a conference table, a lifting mechanism arranged in the placing groove (1), a display screen (2) driven to lift by the lifting mechanism, and a sealing cover (3) arranged at an opening at the top of the placing groove (1);
the lifting mechanism comprises a lower rack (4) transversely fixed on the inner side wall of the placing groove (1), an upper rack (5) positioned above and parallel to the lower rack (4), a connecting rod assembly connected between the upper rack (5) and the lower rack (4), and a transmission assembly driving the connecting rod assembly to move, wherein an upper chute (6-1) and a lower chute (6-2) are respectively formed in the upper rack (5) and the lower rack (4);
the connecting rod assembly comprises a first connecting rod (7) and a second connecting rod (8) which are the same in length, the lower end of the first connecting rod (7) is hinged to one end of the lower rack (4), the upper end of the first connecting rod (7) is in sliding fit with the upper sliding groove (6-1) of the upper rack (5), the upper end of the second connecting rod (8) is hinged to one end of the upper rack (5), the lower end of the second connecting rod (8) is in sliding fit with the lower sliding groove (6-2) of the lower rack (4), a hinged point of the second connecting rod (8) and the upper rack (5) is located above the same side of the hinged point of the first connecting rod (7) and the lower rack (4), the first connecting rod (7) and the second connecting rod (8) are arranged in a crossed mode and hinged at the crossed point, the transmission assembly is fixedly connected with the lower end of the first;
the bottom end of the display screen (2) is fixed above the upper frame (5), and the display screen (2) corresponds to the opening at the top of the placing groove (1).
2. The paperless lifter for data encryption according to claim 1, wherein the transmission assembly comprises a semicircular gear (9) connected with the first connecting rod (7), a driving gear (10) engaged with the semicircular gear (9), and a motor (11) driving the driving gear (10) to rotate, a device box (20) is embedded on a side wall of the placing groove (1), the motor (11) is fixed on an inner wall of the device box (20), an output shaft of the motor (11) penetrates through the side wall of the device box (20) to be coaxially fixed with the driving gear (10), and the semicircular gear (9) rotates by taking a hinge point of the first connecting rod (7) and the lower frame (4) as a circle center.
3. The paperless lifter for data encryption according to claim 1, wherein a groove (22) is transversely formed in an inner wall of an opening of the placing groove (1), the sealing cover (3) is arranged in the groove (22) in a penetrating manner, guide grooves (12) are formed in two side walls adjacent to the position of the groove (22), two side edges of the sealing cover (3) are slidably mounted in the guide grooves (12), two groups of first springs (13) are symmetrically arranged between an inner end surface of the sealing cover (3) and the bottom of the groove (22), one end of each first spring (13) is connected with the inner end surface of the sealing cover (3), and the other end of each first spring is fixedly connected with the bottom of the groove (22);
a pulling plate (21) is arranged at the outer edge of the upper surface of the sealing cover (3).
4. The paperless lifter for data encryption according to claim 3, wherein the outer end face of the sealing cover (3) is provided with two groups of buffer components, the two groups of buffer components are symmetrically arranged and respectively comprise a mounting groove (15) arranged on the outer end face of the sealing cover (3), a baffle ring (16) fixed at the outer end of the mounting groove (15), a second spring (14) arranged in the mounting groove (15), and a sliding column (17) driven by the second spring (14) and penetrating through the baffle ring (16), the inner end of the sliding column (17) is fixed with a limiting plate (18), the bottom surface of the limiting plate (18) is abutted against the baffle ring (16), the upper end of the second spring (14) is fixedly connected with the bottom surface of the baffle ring (16), the lower end of the second spring is fixed on the bottom surface of the mounting groove (15), and an abutting groove (19) is arranged on the inner wall of the placing groove (1) at a position corresponding to the outer end of the sliding column (17), when the sealing cover (3) is in a sealing state, the sliding column (17) is in clamping fit in the abutting groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021242224.0U CN212537278U (en) | 2020-06-30 | 2020-06-30 | Paperless lifter with encrypted data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021242224.0U CN212537278U (en) | 2020-06-30 | 2020-06-30 | Paperless lifter with encrypted data |
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| Publication Number | Publication Date |
|---|---|
| CN212537278U true CN212537278U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021242224.0U Active CN212537278U (en) | 2020-06-30 | 2020-06-30 | Paperless lifter with encrypted data |
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| Country | Link |
|---|---|
| CN (1) | CN212537278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472430A (en) * | 2021-12-29 | 2022-05-13 | 青岛金沙滩建设集团有限公司 | Building construction simulation device with protection mechanism and based on BIM |
-
2020
- 2020-06-30 CN CN202021242224.0U patent/CN212537278U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472430A (en) * | 2021-12-29 | 2022-05-13 | 青岛金沙滩建设集团有限公司 | Building construction simulation device with protection mechanism and based on BIM |
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