Paperless lifter with error correction mechanism and emergency lifting awakening function

Abstract

The utility model discloses a paperless lifter with an error correction mechanism and an emergency lifting awakening function, and relates to the technical field of conference equipment. The display screen comprises a display screen body, a first lifting mechanism, a mounting plate, a second lifting mechanism and a main driving mechanism, the display screen body is fixed to the top end of the first lifting mechanism, and the first lifting mechanism is arranged on the mounting plate and drives the display screen body to ascend and descend in a mechanical transmission mode; the second lifting mechanism is located on the back face of the mounting plate. By arranging the rack, the first straight gear and the second straight gear, manual lifting and automatic lifting of the display screen bodies are combined, by arranging the second lifting mechanism and the main driving mechanism, the lifter has the emergency lifting awakening function, a plurality of display screen bodies can be lifted at the same time, and the lifting efficiency is improved. The problem that a conference is seriously delayed due to the fact that a case needs to be disassembled for troubleshooting or repairing when an existing paperless lifter cannot be lifted due to induction failure or abnormity is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of conference equipment, in particular to a paperless lifter with an error correction mechanism and an emergency lifting and awakening function. Background Art

[0002] The paperless lifter is a high-tech office equipment that integrates multiple functions such as display screen, touch screen, computer, etc. Through the built-in control system, the paperless lifter can realize the automatic lifting of the screen, which is convenient for users to display information in offices, meetings and other occasions, while avoiding the use of traditional paper documents and realizing green office. The paperless lifter has functions such as anti-theft, dustproof, and beautification of the desktop. It can be widely used in various occasions such as conferences, offices, hotels, teaching studios, etc., to meet the needs of customers for diversified system expansion and automation of office environment, and is a suitable assistant in office and teaching.

[0003] The existing paperless lifters still have the following disadvantages in actual use:

[0004] 1. If the existing paperless lift fails to lift due to sensor failure or abnormality, it will be impossible to lift, and the chassis needs to be dismantled for inspection or repair, which will seriously delay the meeting time;

[0005] 2. The existing paperless lifters lack unified control capabilities and emergency error correction mechanisms. If the lift sensors of multiple display screens fail or are abnormal, it will be too cumbersome to manually lift each display screen one by one. Utility Model Content

[0006] The purpose of the utility model is to provide a paperless lifter with an error correction mechanism and an emergency lifting and awakening function. By arranging a rack, a first spur gear and a second spur gear, the lifting of the display screen body is combined with manual and automatic. By arranging a second lifting mechanism and a total driving mechanism, the lifter has an emergency lifting and awakening function, and can lift multiple display screen bodies at the same time, solving the problem that when the existing paperless lifter fails to lift due to sensor failure or abnormality, it is necessary to dismantle the chassis for inspection or repair, which seriously delays the meeting.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses a paperless lifter with an error correction mechanism and an emergency lifting and awakening function, comprising a display screen body, a first lifting mechanism, a mounting plate, a second lifting mechanism and a total driving mechanism, wherein the display screen body is fixed on the top of the first lifting mechanism, the first lifting mechanism is arranged on the mounting plate, and drives the display screen body to be lifted and lowered by mechanical transmission; the second lifting mechanism is located at the back of the mounting plate, and drives the mounting plate to be lifted and lowered by mechanical transmission, and the total driving mechanism drives a plurality of second lifting mechanisms to be lifted and lowered simultaneously by mechanical transmission.

[0009] The first lifting mechanism includes a rack, a support platform, a first spur gear, a first motor and a sliding seat; the top of the rack is fixed with the support platform, the top of the support platform is fixed with the display screen body, the rack is slidably arranged in the first slide groove on the front side of the mounting plate; the first spur gear is meshed with the rack, the first spur gear is fixedly sleeved on the output shaft of the first motor, and the first motor is fixed on the sliding seat.

[0010] Furthermore, a sliding block is fixed on the sliding seat, and the sliding block is slidably matched with the second sliding groove on the front side of the mounting plate.

[0011] Furthermore, the first lifting mechanism also includes a second spur gear, a rotating shaft, a first bearing seat, a rotating frame and a knob; the second spur gear is also meshed with the rack, the second spur gear is located on the side of the first spur gear, and is fixedly sleeved on one end of the rotating shaft, and a rotating frame is fixed to the other end of the rotating shaft, the rotating shaft is supported by the first bearing seat, and the rotating shaft and the first bearing seat are locked by the knob, and the first bearing seat is also fixed on the sliding seat.

[0012] Furthermore, the second lifting mechanism includes a screw rod, a nut seat, a second bearing seat and a first bevel gear; the screw rod is supported by two second bearing seats, the second bearing seat is fixed on the conference table, the nut seat is movably sleeved on the screw rod, the nut seat is fixedly connected to the lower end of the back side of the mounting plate, and the first bevel gear is fixed to the bottom end of the screw rod.

[0013] Furthermore, the overall driving mechanism includes a supporting light shaft, a third bearing seat, a second bevel gear, a third bevel gear, a main light shaft, a fourth bevel gear, a second motor and a fourth bearing seat; a plurality of supporting light shafts are provided, which are evenly spaced below the main light shaft, and the supporting light shaft is supported by two third bearing seats, and both ends of the supporting light shaft are fixedly sleeved with second bevel gears, which mesh with the first bevel gear, and a third bevel gear is fixedly sleeved at the middle end of the supporting light shaft; a plurality of fourth bevel gears evenly spaced are fixedly sleeved on the main light shaft, and the fourth bevel gear meshes with the third bevel gear, one end of the main light shaft is fixedly connected to the output shaft of the second motor, and the other end is rotatably connected to the fourth bearing seat.

[0014] Furthermore, a main control button and a plurality of sub-control buttons are respectively arranged on the top surface of the conference table; the main control button is used to control the operation of the main driving mechanism, and the sub-control buttons are used to control the operation of the first lifting mechanism.

[0015] Furthermore, the display screen body and the mounting plate are lowered to the lowest point, and their top surfaces are flush with the top surface of the conference table.

[0016] The utility model has the following beneficial effects:

[0017] 1. The utility model combines manual and automatic lifting of the display screen body by setting a rack, a first spur gear and a second spur gear. Under normal circumstances, the independent lifting of multiple display screen bodies is controlled by various sub-control buttons. If the lifting sensor of the display screen body fails or is abnormal and cannot be lifted, the lifting can also be manually adjusted through the rotating frame.

[0018] 2. The utility model sets a second lifting mechanism and a total driving mechanism. If the lifting sensors of multiple display screens fail to lift or are abnormal and cannot be lifted, it is too cumbersome to lift them one by one manually. The lifting wake-up function is implemented. The total driving mechanism is controlled by the total control button. The total driving mechanism drives the operation of each second lifting mechanism to lift multiple display screens at the same time, ensuring that the equipment is lifted normally without affecting the meeting. The cause can be checked after the meeting, and unified control can be used to improve the office efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0020] Figure 1 It is a three-dimensional schematic diagram of the overall structure;

[0021] Figure 2 It is a schematic diagram of the connection structure of the display screen body, the first lifting mechanism and the mounting plate;

[0022] Figure 3 It is a schematic diagram of the mounting plate structure;

[0023] Figure 4 It is a schematic diagram of the structure of the second lifting mechanism and the main driving mechanism;

[0024] Figure 5 This is a schematic diagram of the assembly structure of the paperless lifter on the conference table.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Display screen body; 2. First lifting mechanism; 3. Mounting plate; 4. Second lifting mechanism; 5. Main driving mechanism; 6. Conference table; 21. Rack; 22. Support platform; 23. First spur gear; 24. First motor; 25. Sliding seat; 26. Second spur gear; 27. Rotating shaft; 28. First bearing seat; 29. ​​Rotating frame; 210. Knob; 211. Sliding block; 31. First slide slot; 32. Second slide slot; 41. Screw rod; 42. Nut seat; 43. Second bearing seat; 44. First bevel gear; 51. Supporting axis; 52. Third bearing seat; 53. Second bevel gear; 54. Third bevel gear; 55. Main axis; 56. Fourth bevel gear; 57. Second motor; 58. Fourth bearing seat; 61. Sub-control button; 62. Main control button. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0028] See also Figure 1 As shown, the utility model is a paperless lifter with an error correction mechanism emergency lifting and awakening function, comprising a display screen body 1, a first lifting mechanism 2, a mounting plate 3, a second lifting mechanism 4 and a total driving mechanism 5. The display screen body 1 is fixed on the top of the first lifting mechanism 2, the first lifting mechanism 2 is arranged on the mounting plate 3, and drives the display screen body 1 to rise and fall by mechanical transmission; the second lifting mechanism 4 is located at the back of the mounting plate 3, and drives the mounting plate 3 to rise and fall by mechanical transmission, and the total driving mechanism 5 drives multiple second lifting mechanisms 4 to rise and fall simultaneously by mechanical transmission.

[0029] Among them Figures 2-3 As shown, the first lifting mechanism 2 includes a rack 21, a support platform 22, a first spur gear 23, a first motor 24 and a sliding seat 25; the top of the rack 21 is fixed with the support platform 22, the top of the support platform 22 is fixed with the display screen body 1, the rack 21 is slidably arranged in the first slide groove 31 on the front of the mounting plate 3; the first spur gear 23 is meshed with the rack 21, the first spur gear 23 is fixedly sleeved on the output shaft of the first motor 24, and the first motor 24 is fixed on the sliding seat 25; a slider 211 is fixed on the sliding seat 25, and the slider 211 is connected to the mounting plate 3 The second slide groove 32 on the front of the plate 3 is slidably matched; the first lifting mechanism 2 also includes a second spur gear 26, a rotating shaft 27, a first bearing seat 28, a rotating frame 29 and a knob 210; the second spur gear 26 is also meshed with the rack 21, the second spur gear 26 is located on the side of the first spur gear 23, and is fixedly sleeved on one end of the rotating shaft 27, and the rotating frame 29 is fixed to the other end of the rotating shaft 27, the rotating shaft 27 is supported by the first bearing seat 28, and the rotating shaft 27 and the first bearing seat 28 are locked by the knob 210, and the first bearing seat 28 is also fixed on the sliding seat 25.

[0030] When the display screen body 1 is lifted and lowered by the first lifting mechanism 2, the first motor 24 is controlled to run by the sub-control button 61, the first motor 24 drives the first spur gear 23 to rotate, the first spur gear 23 drives the rack 21 to move along the first slide groove 31, and the rack 21 drives the support platform 22 and the display screen body 1 to move, so that the display screen body 1 can be lifted and lowered normally; if the lifting sensor fails or is abnormal and cannot be lifted and lowered, the lifting and lowering is manually adjusted at this time, and the sliding seat 25 slides to one side. At this time, the first spur gear 23 leaves the rack 21, and the second spur gear 26 is meshed with the rack 21, and the rotating frame 29 is manually rotated, and the rotating frame 29 drives the rotating shaft 27 to rotate, and the rotating shaft 27 drives the second spur gear 26 to rotate, and the second spur gear 26 drives the rack 21 to move along the first slide groove 31, and the rack 21 drives the support platform 22 and the display screen body 1 to move, so that the display screen body 1 can be lifted and lowered normally, and it is lifted to the required height, and then the rotating shaft 27 is locked by the knob 210.

[0031] Among them Figure 4 As shown, the second lifting mechanism 4 includes a screw rod 41, a nut seat 42, a second bearing seat 43 and a first bevel gear 44; the screw rod 41 is supported by two second bearing seats 43, the second bearing seat 43 is fixed on the conference table 6, the nut seat 42 is movably sleeved on the screw rod 41, the nut seat 42 is fixedly connected to the lower end of the back side of the mounting plate 3, and the bottom end of the screw rod 41 is fixed with the first bevel gear 44.

[0032] Among them Figure 4 As shown, the total driving mechanism 5 includes a supporting light shaft 51, a third bearing seat 52, a second bevel gear 53, a third bevel gear 54, a main light shaft 55, a fourth bevel gear 56, a second motor 57 and a fourth bearing seat 58; a plurality of supporting light shafts 51 are provided, which are evenly spaced below the main light shaft 55, and the supporting light shaft 51 is supported by two third bearing seats 52, and both ends of the supporting light shaft 51 are fixedly sleeved with second bevel gears 53, which mesh with the first bevel gear 44, and a third bevel gear 54 is fixedly sleeved on the middle end of the supporting light shaft 51; a plurality of fourth bevel gears 56 evenly spaced are fixedly sleeved on the main light shaft 55, and the fourth bevel gear 56 meshes with the third bevel gear 54, one end of the main light shaft 55 is fixedly connected to the output shaft of the second motor 57, and the other end is rotatably connected to the fourth bearing seat 58.

[0033] Among them Figure 5 As shown, the top surface of the conference table 6 is respectively provided with a main control button 62 and a plurality of sub-control buttons 61; the main control button 62 is used to control the operation of the main driving mechanism 5, and the sub-control button 61 is used to control the operation of the first lifting mechanism 2; the display screen body 1 and the mounting plate 3 are dropped to the lowest point, and their top surfaces are flush with the top surface of the conference table 6.

[0034] If the lifting sensors of multiple display screen bodies 1 fail to lift or are abnormal, and they cannot be lifted or lowered, it is too cumbersome to lift them one by one manually. The main driving mechanism 5 is controlled to operate by the main control button 62, and the main driving mechanism 5 drives each second lifting mechanism 4 to operate, so that multiple display screen bodies 1 are lifted at the same time; specifically, the second motor 57 drives the main optical axis 55 to rotate, the main optical axis 55 drives the fourth bevel gear 56 to rotate, the fourth bevel gear 56 drives the third bevel gear 54 to rotate, the third bevel gear 54 drives the support optical axis 51 to rotate, the support optical axis 51 drives the second bevel gear 53 to rotate, the second bevel gear 53 drives the first bevel gear 44 to rotate, the first bevel gear 44 drives the screw rod 41 to rotate, the screw rod 41 drives the nut seat 42 to lift and lower, the nut seat 42 drives the mounting plate 3, the first lifting mechanism 2 and the display screen body 1 to lift and lower, thereby realizing the simultaneous lifting of multiple display screen bodies 1.

[0035] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. A paperless lifter with an error correction mechanism and an emergency lifting and awakening function, comprising a display screen body (1), a first lifting mechanism (2), a mounting plate (3), a second lifting mechanism (4) and a general driving mechanism (5), characterized in that: The display screen body (1) is fixed to the top end of the first lifting mechanism (2); the first lifting mechanism (2) is arranged on the mounting plate (3) and drives the display screen body (1) to rise and fall by means of mechanical transmission; The second lifting mechanism (4) is located at the back of the mounting plate (3) and drives the mounting plate (3) to rise and fall by means of mechanical transmission, and the main driving mechanism (5) drives a plurality of the second lifting mechanisms (4) to rise and fall simultaneously by means of mechanical transmission; The first lifting mechanism (2) comprises a rack (21), a support platform (22), a first spur gear (23), a first motor (24) and a sliding seat (25); The support platform (22) is fixed to the top of the rack (21), the display screen body (1) is fixed to the top of the support platform (22), and the rack (21) is slidably arranged in a first slide groove (31) on the front side of the mounting plate (3); The first spur gear (23) is meshed with the rack (21); the first spur gear (23) is fixedly sleeved on the output shaft of the first motor (24); and the first motor (24) is fixed on the sliding seat (25).

2. According to claim 1, a paperless lifter with an error correction mechanism and emergency lifting and awakening function, characterized in that: A sliding block (211) is fixed on the sliding seat (25), and the sliding block (211) is slidably matched with a second sliding groove (32) on the front side of the mounting plate (3).

3. According to claim 1, a paperless lifter with an error correction mechanism and emergency lifting and awakening function, characterized in that: The first lifting mechanism (2) further comprises a second spur gear (26), a rotating shaft (27), a first bearing seat (28), a rotating frame (29) and a knob (210); The second spur gear (26) is also meshed with the rack (21). The second spur gear (26) is located on the side of the first spur gear (23) and is fixedly sleeved on one end of the rotating shaft (27). The other end of the rotating shaft (27) is fixed with the rotating frame (29). The rotating shaft (27) is supported by the first bearing seat (28), and the rotating shaft (27) and the first bearing seat (28) are locked by the knob (210). The first bearing seat (28) is also fixed on the sliding seat (25).

4. According to claim 1, a paperless lifter with an error correction mechanism and emergency lifting and awakening function, characterized in that: The second lifting mechanism (4) comprises a screw rod (41), a nut seat (42), a second bearing seat (43) and a first bevel gear (44); The screw rod (41) is supported by two second bearing seats (43), the second bearing seats (43) are fixed on the conference table (6), the nut seat (42) is movably sleeved on the screw rod (41), the nut seat (42) is fixedly connected to the lower end of the back side of the mounting plate (3), and the first bevel gear (44) is fixed to the bottom end of the screw rod (41).

5. According to claim 4, a paperless lifter with an error correction mechanism and emergency lifting and awakening function is characterized in that: The overall driving mechanism (5) comprises a supporting optical axis (51), a third bearing seat (52), a second bevel gear (53), a third bevel gear (54), a main optical axis (55), a fourth bevel gear (56), a second motor (57) and a fourth bearing seat (58); A plurality of the support light shafts (51) are provided and are evenly spaced and distributed below the main light shaft (55); the support light shaft (51) is supported by two third bearing seats (52); both ends of the support light shaft (51) are fixedly sleeved with the second bevel gear (53); the second bevel gear (53) is meshed with the first bevel gear (44); and the middle end of the support light shaft (51) is fixedly sleeved with the third bevel gear (54); A plurality of fourth bevel gears (56) distributed at equal intervals are fixedly sleeved on the main optical axis (55), and the fourth bevel gears (56) are meshed with the third bevel gear (54). One end of the main optical axis (55) is fixedly connected to the output shaft of the second motor (57), and the other end is rotationally connected to the fourth bearing seat (58).

6. A paperless lifter with an error correction mechanism and emergency lifting and awakening function according to claim 4, characterized in that: The top surface of the conference table (6) is respectively provided with a main control button (62) and a plurality of sub-control buttons (61); The main control button (62) is used to control the operation of the main driving mechanism (5), and the sub-control button (61) is used to control the operation of the first lifting mechanism (2).

7. A paperless lifter with an error correction mechanism and emergency lifting and awakening function according to claim 6, characterized in that: The display screen body (1) and the mounting plate (3) are lowered to the lowest point, and their top surfaces are flush with the top surface of the conference table (6).

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