CN110242838B - Lifting and embracing multi-screen display supporting device - Google Patents
Lifting and embracing multi-screen display supporting device Download PDFInfo
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- CN110242838B CN110242838B CN201910636327.0A CN201910636327A CN110242838B CN 110242838 B CN110242838 B CN 110242838B CN 201910636327 A CN201910636327 A CN 201910636327A CN 110242838 B CN110242838 B CN 110242838B
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
Abstract
The invention relates to a lifting and embracing multi-screen display supporting device, which comprises a lifting mechanism and a display set mounting frame; the display set mounting frame comprises a middle display mounting seat and push-pull mechanisms which are in mirror symmetry on two sides and are respectively connected with the side displays; the device can realize the lifting of the display group, can realize the push-pull type angle adjustment of a certain angle of the side display through the push-pull mechanism, is similar to taking the front side edge of the side display as a rotation axis, the distance between the adjacent front side edges of the side display and the middle display can not be reduced in the rotation period, the side edges between the displays are prevented from touching, and after the front side edges rotate to the maximum limiting angle, the gap between the front side edges of the two displays can not be changed in visual observation, and the optimal effect is that the position of the front side edge of the side display in the initial state is unchanged from the position of the front side edge of the side display after the front side edge is folded to the maximum angle.
Description
Technical Field
The invention relates to a device for supporting and angle adjusting a display in the field of operation and control consoles and a structure thereof.
Background
In the environments of dispatching, monitoring, control centers and the like, a control console is a bearing platform of various important devices, and among the various devices, a display is the most important information display device, so that operators need to obtain corresponding image-text and image information from the display. A plurality of displays need to be arranged on one station of the console, and currently, one row of two or three displays or two rows of two or three displays are common. The display on the professional console is basically not supported and installed by the base of the original factory, but is installed at the rear part of the console through a specific fixed hanging plate, so that the distribution position of the console is limited, and the position of the display, especially the angle of the display, cannot be adjusted, thereby bringing inconvenience to monitoring and scheduling work.
Disclosure of Invention
In view of the above problems, the applicant has proposed several solutions to cope with the respective different application requirements; the solution of one of the main protection of the invention is as follows:
the multi-screen display supporting device capable of lifting and embracing comprises a lifting mechanism and a display set mounting frame; the display set mounting frame comprises a middle display mounting seat positioned in the middle and used for fixing a middle display, and push-pull mechanisms which are in mirror symmetry on two sides and are respectively connected with the side displays; the lifting mechanism is fixedly connected with the middle display installation seat of the display set installation frame and can drive the display set installation to lift;
the push-pull mechanism includes: one end of the fixed seat is a connecting part which is fixedly connected with the side part of the middle display installation seat through a fastener;
a push-pull plate, one end of which is provided with a display installation part for installing a side display;
also comprises four mutually parallel hinge shafts: a first hinge shaft, a second hinge shaft, a third hinge shaft, and a fourth hinge shaft; the first hinge shaft and the second hinge shaft are respectively and fixedly arranged on the push-pull plate through hinge shaft seats, and the third hinge shaft and the fourth hinge shaft are respectively and fixedly arranged on corresponding installation parts of the fixed seat through hinge shaft seats;
after the display is arranged on the display installation part of the push-pull plate, the front side edge of the corresponding side of the display is parallel to the four hinge shafts;
the first hinge shaft is positioned at the other end of the push-pull plate, and the second hinge shaft is positioned between the first hinge shaft and the display installation part;
the first hinge shaft and the third hinge shaft are respectively and rotatably connected to the two ends of the left connecting plate; the second hinge shaft and the fourth hinge shaft are respectively and rotatably connected to two ends of the right connecting plate; the left connecting plate and the right connecting plate can keep the axial centers of the four hinge shafts to be always parallel when rotating;
the fixed seat is provided with a limiting surface, and the state when the push-pull plate can be abutted against the limiting surface and blocked by the limiting surface is an initial state;
the included angle between the connecting lines between the first hinge shaft axis and the second hinge shaft axis and the front side edge of the display is a first included angle, and the included angle between the connecting lines between the third hinge shaft axis and the fourth hinge shaft axis and the front side edge of the display is a second included angle;
in the initial state, the angles of the first included angle and the second included angle are the same, and the first hinge shaft axis and the second hinge shaft axis are respectively positioned outside and inside a triangular area formed by the third hinge shaft axis, the fourth hinge shaft axis and the front side edge of the display;
in the fully opened state, the first hinge shaft center and the second hinge shaft center are respectively positioned in and out of the triangular area formed by the third hinge shaft center, the fourth hinge shaft center and the front side edge of the display.
The lifting mechanism comprises a base, an electric push rod, two support plates, a mounting plate, two sets of sliding block and sliding rail pairs and a lifting table;
the lower ends of the two support plates are vertically fixedly connected to the two sides of the base, and a mounting plate is fixedly connected between the upper parts of the two support plates; the two sets of sliding block and sliding rail pairs are respectively arranged on two sides of the mounting plate, the sliding directions are parallel to each other and are vertical, the sliding rails are fixedly connected to the mounting plate, and the sliding blocks are respectively fixedly connected to the back side of the lifting platform; the lower end part of the lifting table is arranged in the center between the two sliding blocks, and the base is respectively hinged with the top end of a telescopic rod and the bottom end of a fixed part of the upright electric push rod; the front side of the lifting platform is fixedly connected with a display set mounting frame.
The two sides of the electric push rod are also respectively provided with a vertical nitrogen spring rod, and the joints at the upper and lower ends of each nitrogen spring rod are respectively fixedly connected with the rear side of the lifting platform and the base.
Two sides of the lower part of the mounting plate are fixedly connected with a buffer rubber cushion which can contact the lower end of the lifting table or the lower end of the sliding block through rubber cushion mounting plates.
The included angles between the axes of the first hinge shaft and the third hinge shaft and the connecting line between the axes of the third hinge shaft and the front side edge of the display are third included angles, and in the initial state, the angle of the third included angles is equal to half of the maximum angle at which the display can be pulled to rotate as required by design.
The maximum angle is set between 30 degrees and 40 degrees.
The maximum angle is 35 degrees, and the angle of the third included angle is 17.5 degrees.
In an initial state, the front surfaces of the side display and the middle display are parallel and in the same plane.
The fixed seat is provided with an avoidance opening for avoiding obstructing the movement of the left connecting plate and the right connecting plate; the push-pull plate is also provided with an avoidance opening for avoiding obstructing the movement of the right connecting plate.
The lifting and embracing multi-screen display supporting device can realize the lifting of a display group, can realize the push-pull angle adjustment of a certain angle of a side display through the push-pull mechanism, is similar to the way that the front side edge of the side display is taken as a rotation axis, the distance between the adjacent front side edges of the side display and the middle display is not reduced during rotation, the side edges between the displays are prevented from touching, and after the front side edges rotate to the maximum limiting angle, the gap between the front side edges of the two displays can not be observed to change by naked eyes, so that the best effect is that the position of the front side edge of the side display in an initial state is unchanged from the position of the front side edge of the side display in a state after the front side edge is folded to the maximum angle.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIGS. 1a and 1b are perspective views showing an initial state and a hugging state, respectively, in a case of a demand;
FIGS. 2a and 2b are schematic top plan views of the initial and embracing states, respectively, of a solution to the first need; the drawing omits part of the push-pull mechanism on the display 300 side;
fig. 3 is a schematic perspective view of an initial state of the push-pull mechanism and the display 200;
fig. 4a and fig. 4b are schematic perspective views of the push-pull mechanism fixing seat in the back and front directions respectively;
FIGS. 5a, 5b and 5c are top perspective views of the push-pull mechanism in an initial state, an intermediate state and a fully open state, respectively;
FIG. 6a is a schematic perspective view of the push-pull mechanism in a fully open state; FIG. 6b is a schematic perspective view of the hidden fixing seat of FIG. 6 a;
FIG. 7a is a schematic perspective view of the front view of the display with the push-pull mechanism fully opened; fig. 7b is a schematic perspective view of the hidden display 200 and the push-pull mechanism fixing base 220;
fig. 8a, 8b and 8c are schematic diagrams showing the position and angle changes of the front edge E of the display and the respective rotation shafts A, B, C, D of the push-pull mechanism in the initial state, the intermediate state and the fully opened state of the push-pull mechanism, respectively;
FIG. 9a is a schematic perspective view of a monitor set of a multi-screen monitor support device in a fully open position;
FIG. 9b is a schematic perspective view of the display set of the liftable and claspable multi-screen display support apparatus in an initial state;
FIG. 10a is a schematic perspective view of a lifting mechanism;
fig. 10b is a schematic perspective view of the lifting mechanism after the lifting platform is removed.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
Application requirements one: and (5) encircling. As shown in fig. 1a, three large-sized displays are positioned at left, middle and right positions in the same row, as shown in fig. 1b and 2, a middle display 100 positioned in the middle is required to be fixed, and displays (hereinafter referred to as side displays) on the left side and the right side (200 and 300) can respectively perform push-pull type position adjustment at a certain angle, and two sides simultaneously perform push-pull type angle adjustment to form a surrounding relative to the direction of an operator; the visual effect of the single-side push-pull angle adjustment mode is as follows: the distance between the adjacent front side edges (101, E) of the two displays is not reduced (the distance is allowed to slightly increase during rotation) during rotation, the side edges between the displays are prevented from touching, and after the rotation to the maximum limiting angle, the gap between the front side edges of the adjacent side display 200 and the middle display 100 is not changed by naked eyes, so that the optimal effect is that the position of the front side edge E of the side display is unchanged from the position of the front side edge E of the side display in the initial state (the state of fig. 1 a) after the front side edge E is folded to the maximum angle; moreover, the angular adjustment of the side display is required to be realized by a person manually pushing and pulling the door type side display 200;
and the application requirement is II: only two displays are arranged side by side, one of the displays is fixed, and the other display can be used for single-side push-pull type angle adjustment;
and the application requirements are three: only one display is provided, but the display is also required to be capable of performing the angle adjustment of push-pull type (sliding door type) with a certain angle;
to meet the above-mentioned needs, the applicant has first devised a push-pull mechanism which is the core mechanism meeting the above-mentioned needs.
As shown in the figure, the push-pull mechanism comprises
The fixing seat 220 is an installation foundation of the whole push-pull mechanism, can be fixed on a control console to cope with the situation of the third requirement, and can also be fixedly connected with the fixing seat of another fixed display to cope with the situation of the second requirement, at this time, the fixing seat 220 is provided with a connecting part 221 fixedly connected with the other fixing seat, and the connecting part 221 is provided with an installation hole 2210 as shown in fig. 3;
a push-pull plate 210 having a display mounting portion 211 at one end thereof for mounting the display 200 (shown in fig. 3);
the push-pull mechanism also has four hinge shafts which are parallel to each other: a first hinge axis A, a second hinge axis B, a third hinge axis C and a fourth hinge axis D; the first hinge shaft A and the second hinge shaft B are respectively and fixedly arranged on the push-pull plate 210 through hinge shaft seats (231 and 232), and the third hinge shaft C and the fourth hinge shaft D are respectively and fixedly arranged on corresponding mounting parts (223 and 224) shown in fig. 4a and 4B of the fixed seat through hinge shaft seats (233 and 234);
after the display 200 is mounted on the display mounting portion 211 of the push-pull plate 210, the front edge E of the corresponding side of the display 200 and the four hinge shafts are parallel to each other;
the first hinge axis a is located at the other end of the push-pull plate 210, and the second hinge axis B is located between the first hinge axis a and the display mounting part 211;
referring to fig. 6b and 7b, the first hinge shaft a and the third hinge shaft C are rotatably connected to both ends of the left connection plate 313, respectively; the second hinge shaft B and the fourth hinge shaft D are respectively rotatably connected to both ends of the right connection plate 324; in the embodiment, the left connecting plate and the right connecting plate are respectively provided with a pair of designs for clamping the hinge shaft seat in the middle, and can be respectively provided with a single hinge shaft seat or three hinge shaft seats, so long as the hinge shafts which are rotationally connected at the two ends can be ensured to keep the axes parallel to each other when moving; in addition, in order to avoid obstructing the movement of the left and right connection plates (313, 324), the fixing base 220 is provided with a corresponding area avoidance opening 222; the push-pull plate 210 is also provided with a avoiding opening 212 for avoiding obstructing the movement of the right connecting plate 324;
as shown in fig. 8a, 8B and 8C, through the above connection structure, the axes (a\b\c\d) of the four hinge shafts form four vertexes of a quadrilateral, and the side lengths between the adjacent vertexes are unchanged, but the angle can be adjusted in a certain range;
as shown in fig. 4b and fig. 5a, the fixing base 220 is provided with a limiting surface 225, and the push-pull plate 210 can abut against the limiting surface 225 and is blocked and limited by the limiting surface, and the state is an initial state, that is, an initial state as shown in fig. 5a and fig. 8a, in which the front surfaces of the display 200 are parallel and in the same plane for a user or when the display 200 is provided with the side-by-side fixed display 100 beside the display 200;
the included angle between the connecting lines of the first hinge shaft A and the second hinge shaft B and the front side edge E of the display is a first included angle alpha (& lt AEB), and the included angle between the connecting lines of the third hinge shaft C and the fourth hinge shaft D and the front side edge E of the display is a second included angle beta (& lt CED);
in the initial state, as shown in fig. 8a, the angles of the first included angle α (++aeb) and the second included angle β (++ced) are the same, and the axes of the first hinge axis a and the second hinge axis B are respectively located outside and inside the area of the triangle formed by the axes of the third hinge axis C, the fourth hinge axis D and the front edge E of the display; and the included angle between the axes of the first hinge shaft a and the third hinge shaft C and the connecting line between the axes of the front side edge E of the display is a third included angle γ (+—aec), and in the initial state, the angle of the third included angle is equal to half of the maximum angle (in this case, the "fully opened state" as shown in fig. 5C and 8C) that the display 200 can be pulled to rotate, preferably, the maximum angle is set to be between 30 degrees and 40 degrees, preferably, the maximum angle is 35 degrees, and in the present embodiment, the maximum angle is set to be 35 degrees, and in the initial state, the third included angle γ (++aec) is half of the value, i.e., 17.5 degrees.
In the fully opened state, as shown in fig. 8C, the axes of the first hinge axis a and the second hinge axis B are located in and out of the area of the triangle formed by the axes of the third hinge axis C, the fourth hinge axis D and the display front edge E, respectively.
Therefore, when the four rotating shafts (A, B, C, D) and the arrangement position, angle, side length distance between the front side edges E of the display meet the above conditions in design, a push-pull structure meeting the application requirements can be formed.
Application requirements are four: based on the above application requirement, the display set composed of the three displays is required to be lifted:
to meet this need, the present invention provides a multi-screen monitor support device capable of lifting and embracing, as shown in fig. 9a, 9b, 10a and 10b, comprising a lifting mechanism and a monitor set mounting frame, wherein,
FIG. 9a is a schematic perspective view of a monitor set of a multi-screen monitor support device in a fully open position; FIG. 9b is a schematic perspective view of the display set of the multi-screen monitor support device in an initial state, with the rear cover 40 of the lifting mechanism removed; 490 is shown as a dust cover with heat dissipation holes for the display set mount;
the main structural parts of the display set mounting frame with the dust-proof shell removed can be seen in fig. 2a and 2b, and the display set mounting frame comprises a middle display mounting seat 110 positioned in the middle and used for fixing the middle display 100, and push-pull mechanisms which are in mirror symmetry on two sides and are respectively connected with side displays, wherein a connecting part 221 of each push-pull mechanism is fixedly connected with the side part of the middle display mounting seat 110 through a fastener, and the specific structural components of each push-pull mechanism are as described above and are not repeated herein;
the lifting mechanism comprises a base 41, an electric push rod 42, two support plates 44, a mounting plate 45, two sets of slide blocks 461 and slide rails 462 pairs and a lifting table;
the lower ends of the two support plates 44 are vertically fixedly connected to the two sides of the base 41, and the mounting plate 45 is fixedly connected between the upper parts of the two support plates 44; the two sets of slide block and slide rail pairs are respectively arranged on two sides of the mounting plate 45, the sliding directions are mutually parallel and are vertical, the slide rail 462 is fixedly connected to the mounting plate, and the slide blocks 461 are respectively fixedly connected to the corresponding positions of the slide block mounting parts 481 on the back side of the lifting platform; the lower end part of the lifting platform is arranged in the center between the two sliding blocks, and the base 41 is respectively hinged with the top end of a telescopic rod 422 of the upright electric push rod 42 and the bottom end of a fixed part 421; the mounting part 482 at the front side of the lifting platform is fixedly connected with a display set mounting frame; in this embodiment, the mounting portion is fixedly connected with the middle display mounting seat 110 of the display set mounting frame;
the electric push rod is started, and the lifting platform can be driven by the electric push rod telescopic rod 422 to lift, so that the display set is driven to lift; the push-pull mechanism can realize the angle adjustment of the push-pull door type in the corresponding angle range of the side display (200, 300).
Preferably, two sides of the electric push rod are respectively provided with a vertical nitrogen spring rod 43, and the joints (431 and 432) at the upper end and the lower end of each nitrogen spring rod are respectively fixedly connected with the rear side of the lifting platform and the base 41; the nitrogen spring can buffer the impact to the electric push rod during the lifting and lowering processes and stopping of the lifting platform and has a certain damping effect.
Preferably, two sides of the lower part of the mounting plate are fixedly connected with a buffer rubber cushion 471 which can contact the lower end of the lifting platform or the lower end of the sliding block respectively through a rubber cushion mounting plate 472, and the buffer rubber cushion can select whether to contact the lower end of the lifting platform or the lower end of the sliding block according to the requirement, so that the impact on the electric push rod when the lifting platform descends to the lowest point is further eliminated.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. The multi-screen display supporting device capable of lifting and embracing is characterized by comprising a lifting mechanism and a display set mounting frame; the display set mounting frame comprises a middle display mounting seat positioned in the middle and used for fixing a middle display, and push-pull mechanisms which are in mirror symmetry on two sides and are respectively connected with the side displays; the lifting mechanism is fixedly connected with the middle display mounting seat of the display set mounting frame and can drive the display set mounting frame to lift;
the push-pull mechanism includes: one end of the fixed seat is a connecting part which is fixedly connected with the side part of the middle display installation seat through a fastener;
a push-pull plate, one end of which is provided with a display installation part for installing a side display;
also comprises four mutually parallel hinge shafts: a first hinge shaft, a second hinge shaft, a third hinge shaft, and a fourth hinge shaft; the first hinge shaft and the second hinge shaft are respectively and fixedly arranged on the push-pull plate through hinge shaft seats, and the third hinge shaft and the fourth hinge shaft are respectively and fixedly arranged on corresponding installation parts of the fixed seat through hinge shaft seats;
after the display is arranged on the display installation part of the push-pull plate, the front side edge of the corresponding side of the display is parallel to the four hinge shafts;
the first hinge shaft is positioned at the other end of the push-pull plate, and the second hinge shaft is positioned between the first hinge shaft and the display installation part;
the first hinge shaft and the third hinge shaft are respectively and rotatably connected to the two ends of the left connecting plate; the second hinge shaft and the fourth hinge shaft are respectively and rotatably connected to two ends of the right connecting plate; the left connecting plate and the right connecting plate can maintain the axial centers of the four hinge shafts to be always parallel when rotating;
the fixed seat is provided with a limiting surface, and the state when the push-pull plate can be abutted against the limiting surface and blocked by the limiting surface is an initial state;
the included angle between the connecting lines between the first hinge shaft axis and the second hinge shaft axis and the front side edge of the display is a first included angle, and the included angle between the connecting lines between the third hinge shaft axis and the fourth hinge shaft axis and the front side edge of the display is a second included angle;
in the initial state, the angles of the first included angle and the second included angle are the same, and the first hinge shaft axis and the second hinge shaft axis are respectively positioned outside and inside a triangular area formed by the third hinge shaft axis, the fourth hinge shaft axis and the front side edge of the display;
in the fully opened state, the first hinge shaft axis and the second hinge shaft axis are respectively positioned in and out of the triangular area formed by the third hinge shaft axis, the fourth hinge shaft axis and the front side edge of the display.
2. The lifting and embracing multi-screen display supporting device according to claim 1, wherein the lifting mechanism comprises a base, an electric push rod, two supporting plates, a mounting plate, two sets of sliding block and sliding rail pairs and a lifting table;
the lower ends of the two support plates are vertically fixedly connected to the two sides of the base, and a mounting plate is fixedly connected between the upper parts of the two support plates; the two sets of sliding block and sliding rail pairs are respectively arranged on two sides of the mounting plate, the sliding directions are parallel to each other and are vertical, the sliding rails are fixedly connected to the mounting plate, and the sliding blocks are respectively fixedly connected to the back side of the lifting platform; the lower end part of the lifting table is arranged in the center between the two sliding blocks, and the base is respectively hinged with the top end of a telescopic rod and the bottom end of a fixed part of the upright electric push rod; the front side of the lifting platform is fixedly connected with a display set mounting frame.
3. The lifting and embracing multi-screen display supporting device according to claim 2, wherein two sides of the electric push rod are respectively provided with a vertical nitrogen spring rod, and the upper end connector and the lower end connector of each nitrogen spring rod are respectively fixedly connected with the rear side of the lifting platform and the base.
4. The lifting and embracing multi-screen display supporting device according to claim 2, wherein two sides of the lower part of the mounting plate are fixedly connected with a buffer rubber cushion which can contact the lower end of the lifting table or the lower end of the sliding block respectively through rubber cushion mounting plates.
5. The lifting and embracing multi-screen display supporting device according to claim 1, wherein the included angle between the connecting lines between the axes of the first hinge shaft and the third hinge shaft and the front side edge of the display is a third included angle, and in the initial state, the angle of the third included angle is equal to half of the maximum angle at which the display can be pulled to rotate by design requirements.
6. The liftable and claspable multi-screen display support apparatus of claim 5, wherein the maximum angle is set between 30 degrees and 40 degrees.
7. The liftable and claspable multi-screen display support apparatus of claim 5, wherein the maximum angle is 35 degrees and the third included angle is 17.5 degrees.
8. The liftable and claspable multi-screen display support apparatus of claim 1, wherein in an initial state, the front surfaces of both the side display and the middle display are parallel and in the same plane.
9. The lifting and embracing multi-screen display supporting device according to claim 1, wherein the fixing base is provided with an avoidance opening for avoiding obstructing the movement of the left and right connecting plates; the push-pull plate is also provided with an avoidance opening for avoiding obstructing the movement of the right connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636327.0A CN110242838B (en) | 2019-07-15 | 2019-07-15 | Lifting and embracing multi-screen display supporting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636327.0A CN110242838B (en) | 2019-07-15 | 2019-07-15 | Lifting and embracing multi-screen display supporting device |
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| CN110242838A CN110242838A (en) | 2019-09-17 |
| CN110242838B true CN110242838B (en) | 2024-01-26 |
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| CN201910636327.0A Active CN110242838B (en) | 2019-07-15 | 2019-07-15 | Lifting and embracing multi-screen display supporting device |
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| CN110242838A (en) | 2019-09-17 |
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