CN110242837B - Push-pull mechanism for adjusting angle of display - Google Patents
Push-pull mechanism for adjusting angle of display Download PDFInfo
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- CN110242837B CN110242837B CN201910636310.5A CN201910636310A CN110242837B CN 110242837 B CN110242837 B CN 110242837B CN 201910636310 A CN201910636310 A CN 201910636310A CN 110242837 B CN110242837 B CN 110242837B
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- hinge shaft
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- angle
- front side
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- 238000009434 installation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a push-pull mechanism for adjusting the angle of a display, which comprises a fixed seat, a push-pull plate and four mutually parallel hinge shafts; the axes of the four hinge shafts form four vertexes of a quadrilateral, the side length between the adjacent vertexes is unchanged, but the angle can be adjusted in a certain range; therefore, the push-pull angle adjustment of a certain angle of the display can be realized, the front side edge of the rotated display is approximately used as a rotation axis, if other displays are arranged beside the display, the distance between the adjacent front side edges of the front side edge and the front side edge is not reduced during rotation, the side edges between the displays are prevented from touching, and after the front side edge rotates to the maximum limiting angle, the gap between the front side edges of the two displays is not changed by naked eyes, so that the optimal effect is that the position of the front side edge of the rotated display in an initial state is unchanged from the position of the front side edge of the rotated display in a state 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 and a structure thereof in the field of operation and control consoles.
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. One station of the console needs to be provided with a plurality of displays, and at present, two or three displays in one row or two or three displays in two rows 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, particularly 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:
a push-pull mechanism for adjusting angle of display comprises
A fixing seat;
a push-pull plate, one end of which is provided with a display installation part for installing a 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.
Further, the included angles between the axes of the first 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.
Further, the maximum angle is set to be between 30 degrees and 40 degrees.
Further, the maximum angle is 35 degrees, and the angle of the third included angle is 17.5 degrees.
Further, in the initial state, when the side of the display is provided with the side-by-side fixed displays, the front surfaces of the two displays are parallel and in the same plane.
Further, the fixing 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 push-pull mechanism for adjusting the angle of the display can realize push-pull angle adjustment of a certain angle, is similar to that of a front side edge of a rotated display serving as a rotation axis, if other displays exist beside the front side edge, the distance between the two adjacent front side edges cannot be reduced during rotation, the side edges between the displays are prevented from touching, after the front side edges rotate to a maximum limiting angle, the gap between the front side edges of the two displays cannot be visually observed to be changed, and the optimal effect is that the position of the front side edge of the rotated display in an initial state is unchanged from the position of the front side edge of the rotated 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 structural views of an initial state and a hugging state, respectively, of a solution to a first demand; 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.
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 orientations or positional relationships shown in 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 subjected to 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 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 (shown as 110 in fig. 2 a), and as shown in fig. 3, the connecting part 221 is provided with an installation hole 2210;
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 display 200 is opposite to a user, or when the display 200 is fixed beside the display 200 side by side, the front surfaces of the two are parallel and in the same plane;
the included angle between the connecting lines of the axes 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 axes 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 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.
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 (6)
1. A push-pull mechanism for adjusting the angle of a display is characterized by comprising
A fixing seat;
a push-pull plate, one end of which is provided with a display installation part for installing a 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 push-pull mechanism for adjusting an angle of a display according to claim 1, wherein the angles between the axes of the first hinge shaft and the third hinge shaft and the connecting line between the axes of the front side edge of the display are respectively a third angle, and in the initial state, the angle of the third angle is equal to half of the maximum angle at which the display can be pulled to rotate as required by the design.
3. A push-pull mechanism for angular adjustment of a display according to claim 2, characterized in that the maximum angle is set between 30 degrees and 40 degrees.
4. A push-pull mechanism for angular adjustment of a display according to claim 2, wherein the maximum angle is 35 degrees and the third included angle is 17.5 degrees.
5. A push-pull mechanism for angular adjustment of a display according to claim 1, wherein in an initial state, when a side-by-side fixed display is provided beside the display, the front surfaces of the two are parallel and in the same plane.
6. The push-pull mechanism for adjusting an angle of a display according to claim 1, wherein the fixing base is provided with a avoiding 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 |
|---|---|---|---|
| CN201910636310.5A CN110242837B (en) | 2019-07-15 | 2019-07-15 | Push-pull mechanism for adjusting angle of display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636310.5A CN110242837B (en) | 2019-07-15 | 2019-07-15 | Push-pull mechanism for adjusting angle of display |
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| Publication Number | Publication Date |
|---|---|
| CN110242837A CN110242837A (en) | 2019-09-17 |
| CN110242837B true CN110242837B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910636310.5A Active CN110242837B (en) | 2019-07-15 | 2019-07-15 | Push-pull mechanism for adjusting angle of display |
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| CN (1) | CN110242837B (en) |
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| CN209056208U (en) * | 2018-12-27 | 2019-07-02 | 深圳美晶专显科技有限公司 | A kind of plug-in multi-screen splicing display |
| CN210567215U (en) * | 2019-07-15 | 2020-05-19 | 铁力山（北京）控制技术有限公司 | Push-and-pull mechanism for angle adjustment of display |
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| EP1841304A1 (en) * | 2006-03-31 | 2007-10-03 | Barco N.V. | A flat panel display wall |
| CN201075300Y (en) * | 2007-08-16 | 2008-06-18 | 庆旺科技股份有限公司 | Multi-screen pin joint member and pin joint structure |
| CN201281210Y (en) * | 2008-08-11 | 2009-07-29 | 上海西门子医疗器械有限公司 | Suspension unit |
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| Publication number | Publication date |
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| CN110242837A (en) | 2019-09-17 |
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