CN113404998B - Display device - Google Patents

Display device Download PDF

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Publication number
CN113404998B
CN113404998B CN202010188552.5A CN202010188552A CN113404998B CN 113404998 B CN113404998 B CN 113404998B CN 202010188552 A CN202010188552 A CN 202010188552A CN 113404998 B CN113404998 B CN 113404998B
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China
Prior art keywords
gear
display device
gear module
display
weight
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Active
Application number
CN202010188552.5A
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Chinese (zh)
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CN113404998A (en
Inventor
蔡盈宗
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qisda Suzhou Co Ltd
Qisda Corp
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Qisda Suzhou Co Ltd
Qisda Corp
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Priority to CN202010188552.5A priority Critical patent/CN113404998B/en
Publication of CN113404998A publication Critical patent/CN113404998A/en
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Publication of CN113404998B publication Critical patent/CN113404998B/en
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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
    • F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/28—Counterweights, i.e. additional weights counterbalancing inertia forces induced by the reciprocating movement of masses in the system, e.g. of pistons attached to an engine crankshaft; Attaching or mounting same
    • 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
    • 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
    • F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs

Abstract

The invention relates to a display device, wherein a gear module comprises odd gears, the odd gears are meshed with each other, and the gear module rotates along with the rotation of a connecting piece; the counterweight part is provided with a rack which is meshed with the gear module; when the top of the display body is operated to deflect clockwise, the connecting piece drives the gear module to rotate along with the display body, and the gear module drives the counterweight to move along the first direction by means of mechanical linkage so as to balance the gravity center of the display device; when the top of the operation display body deflects along the anticlockwise direction, the connecting piece drives the gear module to rotate along with the display body, and the gear module drives the counterweight piece to move along the second direction by means of mechanical linkage so as to balance the gravity center of the display device. The display device drives the gear module to rotate by the linkage piece, and the gear module drives the counterweight piece to translate towards the direction of balancing the center of gravity of the display device, so that the center of gravity balance of the display body can be achieved by the counterweight piece no matter which direction the display body deflects.

Description

Display device
Technical Field
The present invention relates to a display device, and more particularly, to a display device having a display body that can be stably deflected.
Background
Display device generally includes the display body (be used for the display of display screen), support frame and base, among the prior art, adopt hinged joint usually between display body and the support frame, when operation display body does the action of facing forward or facing backward (display body rotates relative to the support frame), make display body pivoted effort often be greater than the gravity of base, at this moment, if the user does not press the base, then the base will follow the display body and face forward or facing backward together, and then make the base leave the loading end (for example desktop), thereby lead to whole display device to take place to topple over.
Disclosure of Invention
In order to solve the above problems, the present invention provides a display device having a display body that can be deflected stably.
According to an aspect of the present invention, there is provided a display device including:
a display body having a connector;
the gear module comprises odd gears which are meshed with each other, the gear module is fixedly connected to the connecting piece, and the gear module rotates along with the rotation of the connecting piece;
a base; and
the counterweight piece is movably arranged in the base and is provided with a rack, the rack is meshed with the gear module, and mechanical linkage is formed between the rack and the gear module;
the display device is provided with a first side and a second side which are opposite, the first side is the side facing the display surface of the display device, and the direction from the second side to the first side is the first direction; when the top of the display body is operated to deflect clockwise, the connecting piece drives the gear module to rotate along with the display body, and the gear module drives the counterweight to move along the first direction by means of mechanical linkage so as to balance the gravity center of the display device; when the top of the display body is operated to deflect along the anticlockwise direction, the connecting piece drives the gear module to rotate along with the display body, the gear module drives the counterweight to move along a second direction by means of the mechanical linkage so as to balance the gravity center of the display device, and the second direction is opposite to the first direction.
As an optional technical solution, the connecting member has a fixing shaft, the gear module has a first gear, the first gear has a central hole, and the fixing shaft passes through the central hole and is fixedly connected with the gear module, so as to realize that the gear module rotates along with the rotation of the connecting member.
As an optional technical solution, the gear module has a second gear and odd third gears, the odd third gears are located between the first gear and the second gear, and the first gear, the odd third gears, the second gear and the rack are sequentially engaged with each other.
As an optional technical solution, central axes of the first gear, the odd number of third gears, and the second gear are parallel to each other.
As an optional technical solution, the display device further includes a supporting frame, the supporting frame has a first end and a second end opposite to each other, the first end of the supporting frame is connected to the display body, the second end of the supporting frame is connected to the base, and the supporting frame and the base support the display body together.
As an optional technical solution, the supporting frame is a hollow structure, the first end of the supporting frame has a first opening, the second end of the supporting frame has a second opening, the gear module is accommodated in the supporting frame, the first gear is exposed from the first opening to be fixedly connected with the connecting piece, and the second gear is exposed from the second opening to be engaged with the rack.
As an optional technical solution, a limiting post is disposed at the bottom of the base, a slot matched with the limiting post is disposed on the weight member, the slot extends along a moving direction of the weight member, and the limiting post penetrates through the slot to limit a moving distance of the weight member in the first direction or the second direction.
As an optional technical solution, the display device further includes a limiting member, and the limiting post passes through the slot and is combined with the limiting member to limit the movement of the counterweight member in a third direction, where the third direction is perpendicular to the plane where the base is located.
As an optional technical solution, the weight member has a weight body and a weight block, the weight body has a first end and a second end opposite to each other, the rack is located at the first end of the weight body, and the weight block is located at the second end of the weight body.
As an alternative solution, the connecting member is a hinge.
In summary, the gear module is driven by the linkage member to rotate, and the gear module drives the weight member to translate toward the direction of balancing the center of gravity of the display device, so that the center of gravity of the display body can be balanced by the weight member no matter which direction the display body deflects, and thus, when the pitch angle of the display device is adjusted, the base does not need to be pressed, and the problem that the display device topples in the process of adjusting the pitch angle cannot be caused.
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Drawings
Fig. 1 is a front view of a display device according to an embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view of the display device of FIG. 1 taken along line A-A;
FIG. 3 is an exploded view of the display device of FIG. 1;
FIG. 4 is a schematic view of the display body at another viewing angle according to the embodiment of the present invention;
FIG. 5 is an enlarged view at H in FIG. 4;
fig. 6 is a schematic front view of a weight member in an embodiment of the invention;
FIG. 7 is a schematic reverse side view of a weight member in an embodiment of the invention;
FIG. 8 is a schematic diagram illustrating the display device of the embodiment of the invention being rotated clockwise from the first state to the second state shown in FIG. 2;
fig. 9 is a schematic diagram illustrating the display device of the embodiment of the invention rotating counterclockwise from the first state to the third state shown in fig. 2.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Fig. 1 is a front view of a display device according to an embodiment of the present invention; FIG. 2 isbase:Sub>A cross-sectional view of the display device of FIG. 1 taken along line A-A; FIG. 3 is an exploded view of the display device of FIG. 1; FIG. 4 is a schematic view of the display body at another viewing angle according to the embodiment of the present invention; fig. 5 is an enlarged view of fig. 4 at H.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a display device, and the display device 100 may be, for example, a liquid crystal display device or a borderless display device, but not limited thereto. The display device 100 includes a display body 200, a gear module 500, a base 300 and a weight 600; and a connecting member 201 is disposed on a back surface of the display body 200 (the back surface is a surface opposite to the display surface 210 of the display device 100), the weight member 600 is movably disposed in the base 300, and a rack 602 is disposed at a first end of the weight member 300.
Referring to fig. 2 and 3, the gear module 500 includes odd gears, the odd gears are engaged with each other, and the first gear 501 of the gear module 500 is fixedly connected to the connecting member 201, so that the gear module 500 can rotate along with the rotation of the connecting member 201 (in fact, since the connecting member 201 is disposed on the display body 200 and the first gear 501 of the gear module 500 is fixedly connected to the connecting member 201, when the display body 200 is operated by a user to rotate, the display body 200 drives the first gear 501 of the gear module 500 to rotate synchronously through the connecting member 201, and meanwhile, since the odd gears are engaged with each other, the first gear 501 can drive other gears of the gear module 500 to rotate). On the other hand, the rack 602 is engaged with the last gear 502 in the gear module 500, and the rack 602 and the last gear 502 in the gear module 500 form a mechanical linkage, so that the rack 602 can be driven to translate through the mechanical linkage when the last gear 502 in the gear module 500 rotates, that is, the gear module 500 can drive the counterweight 600 to translate through the mechanical linkage.
The display device 100 has a first side 101 and a second side 102 opposite to each other, and the first side 101 faces a display surface 210 of the display device 100. In this embodiment, a direction from the second side to the first side is defined as a first direction (e.g., -X direction shown in fig. 2), and a direction from the first side to the second side is defined as a second direction (e.g., X direction shown in fig. 2), and the second direction is opposite to the first direction.
Fig. 6 is a schematic front view of a weight member in an embodiment of the invention; FIG. 7 is a schematic reverse side view of a weight member in an embodiment of the invention; FIG. 8 is a schematic diagram illustrating the display device of the embodiment of the invention being rotated clockwise from the first state to the second state shown in FIG. 2; fig. 9 is a schematic view illustrating the display device of the embodiment of the invention being rotated counterclockwise from the first state to the third state shown in fig. 2.
Referring to fig. 8, when the user operates the top of the display body 200 to deflect clockwise (as shown in the direction C in fig. 8), the connecting member 201 drives the gear module 500 to rotate along with the display body 200, and the gear module 500 drives the weight 600 to move along the first direction (as shown in the direction-X in fig. 8) by mechanical linkage to balance the center of gravity of the display device 100;
referring to fig. 9, when the user operates the top of the display body 200 to deflect in the counterclockwise direction (the direction D shown in fig. 9), the connecting member 201 drives the gear module 500 to rotate along with the display body 200, and the gear module 500 drives the weight 600 to move in the second direction (the direction X shown in fig. 9) by mechanical linkage to balance the center of gravity of the display device 100.
Specifically, the connecting member 201 is a hinge having a fixing shaft 2011; the counterweight 600 further includes a counterweight body 601 and a counterweight block 603, the counterweight block 603 has a larger mass, the counterweight body 601 has a first end and a second end opposite to each other, the rack 602 is located at the first end of the counterweight body 601, and the counterweight block 603 is located at the second end of the counterweight body 601 (see fig. 6 and 7, specifically, the rack 602 is located on the front side of the first end of the counterweight body 601, and the counterweight block 603 is located on the back side of the second end of the counterweight body 601); the gear module 500 has a first gear 501 (i.e. the first gear 501 in the gear module 500 described above), a second gear 502 (i.e. the last gear 502 in the gear module 500 described above), and an odd number of third gears 503, the odd number of third gears 503 are located between the first gear 501 and the second gear 502, the first gear 501, the odd number of third gears 50, the second gear 502, and the rack 602 of the counterweight 600 are sequentially engaged in pairs, and central axes of the first gear 501, the odd number of third gears 503, and the second gear 502 are parallel to each other. The first gear 501 has a central hole (not shown), and the fixed shaft 2011 of the connecting member 201 passes through the central hole and is fixedly connected with the first gear 501 of the gear module 500 (i.e. the first gear 501 in the gear module 500), so that the gear module 500 rotates along with the rotation of the connecting member 201; on the other hand, the rotation of the second gear 502 in the gear module 500 can drive the weight 600 to translate along with the rack 602, so as to balance the center of gravity of the display device 100. It should be noted that, in the present embodiment, the gear module 500 includes five gears, which are the first gear 501, the three third gears 503 (odd number of third gears 503) and the second gear 502, but not limited thereto, in other embodiments, the gear module 500 may include only three gears, which are the first gear 501, the one third gear 503 (odd number of third gears 503) and the second gear 502, respectively, and the number of the third gears in the gear module 500 is not limited, depending on the actual requirement, and may be an odd number. It should be noted that there is a special case that the gear module 500 only includes one gear, in this case, the first gear 501 and the last gear 502 of the gear module 500 are the same and there is no other gear between the first gear 501 and the last gear 502, or the first gear 501, the odd number of third gears 503 and the second gear 502 are one.
The specific process of adjusting the pitch angle of the display device is described in detail below.
Referring to fig. 2 and 8, in fig. 8, the display body 200 is tilted backward (i.e., the top of the display body 200 is operated to deflect in the clockwise direction C), the connecting member 201 and the first gear 501 fixed on the connecting member 201 rotate synchronously with the display body 200, i.e., the first gear 501 rotates clockwise, according to the driving rule of the engagement between the gears, the first third gear 503 rotates counterclockwise, the second gear 502 rotates clockwise, and then the second gear 502 drives the rack 602 (i.e., the second gear 502 drives the weight 600) to move in the first direction (the-X direction shown in fig. 8), so as to balance the center of gravity of the display device 100, so that when the top of the display body 200 is operated to deflect in the clockwise direction C, the user does not need to hold the base 300, and the display device does not tilt.
Referring to fig. 2 and 9, in fig. 9, the display body 200 is tilted forward (i.e., the top of the display body 200 is operated to deflect in the counterclockwise direction D), the connecting member 201 and the first gear 501 fixed to the connecting member 201 rotate synchronously with the display body 200, i.e., the first gear 501 rotates counterclockwise, according to the driving rule of the engagement between the gears, the first third gear 503 rotates clockwise, the second third gear 503 rotates counterclockwise, the second gear 502 rotates counterclockwise, and then the second gear 502 drives the rack 602 (i.e., the second gear 502 drives the weight 600) to move in the second direction (i.e., the X direction shown in fig. 9), so as to balance the center of gravity of the display device 100.
It should be noted that, in the whole process of adjusting the pitch angle of the display device 100, the weight 600 is always located in the base 300, and the weight 600 does not move out of the base 300.
In addition, the display device 100 further includes a supporting frame 400, the supporting frame 400 has a first end and a second end opposite to each other, the first end of the supporting frame 400 is connected to the display body 200, the second end of the supporting frame 400 is connected to the base 300, and the supporting frame 400 and the base 300 support the display body 200 together. Specifically, in the present embodiment, the supporting frame 400 is a hollow structure, the first end of the supporting frame 400 has a first opening, the second end of the supporting frame 400 has a second opening, the gear module 500 is accommodated in the supporting frame 400, the first gear of the gear module 500 is exposed from the first opening to be fixedly connected to the connecting member 201, and the second gear of the gear module 500 is exposed from the second opening to be engaged with the rack 602 of the counterweight 600.
Referring to fig. 3, in the present embodiment, in order to enable the weight 600 to move smoothly inside the base 300, the bottom of the base 300 is provided with a limiting post 301, a slot 604 matched with the limiting post 301 is provided on the weight body 601 of the weight 600, the slot 604 extends along the moving direction of the weight 600 (i.e., the slot 604 extends along the first direction-X or the second direction X), and the limiting post 301 passes through the slot 604 to limit the moving distance of the weight in the first direction-X or the second direction X. Further, the display device 100 further includes a limiting member 302, and the limiting post 301 passes through the slot 604 and then is combined with the limiting member 302, so that the movement of the weight member 600 in a third direction (the Z direction shown in fig. 2) can be limited, the third direction is perpendicular to the plane of the base 300, for example, when the base 300 is located on the horizontal plane, the third direction is a vertical direction.
In summary, the gear module is driven by the linkage member to rotate, and the gear module drives the weight member to translate toward the direction of balancing the center of gravity of the display device, so that the center of gravity of the display body can be balanced by the weight member no matter which direction the display body deflects, and thus, when the pitch angle of the display device is adjusted, the base does not need to be pressed, and the problem that the display device topples in the process of adjusting the pitch angle cannot be caused.
The present invention is capable of other embodiments, and various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the invention.

Claims (10)

1. A display device, comprising:
a display body having a connector;
the gear module comprises odd gears which are meshed with each other, the gear module is fixedly connected to the connecting piece, and the gear module rotates along with the rotation of the connecting piece;
a base; and
the counterweight piece is movably arranged in the base and is always positioned in the base, the counterweight piece is provided with a rack, the rack is meshed with the gear module, and mechanical linkage is formed between the rack and the gear module;
the display device is provided with a first side and a second side which are opposite, the first side is the side facing the display surface of the display device, and the direction from the second side to the first side is the first direction; when the top of the display body is operated to deflect clockwise, the connecting piece drives the gear module to rotate along with the display body, and the gear module drives the counterweight to move along the first direction by means of mechanical linkage so as to balance the gravity center of the display device; when the top of the display body is operated to deflect along the anticlockwise direction, the connecting piece drives the gear module to rotate along with the display body, the gear module drives the counterweight to move along a second direction by means of the mechanical linkage so as to balance the gravity center of the display device, and the second direction is opposite to the first direction.
2. The display apparatus according to claim 1, wherein the connecting member has a fixing shaft, the gear module has a first gear, the first gear has a central hole, and the fixing shaft passes through the central hole and is fixedly connected to the gear module, so as to rotate the gear module with the rotation of the connecting member.
3. The display device according to claim 2, wherein the gear module has a second gear and an odd number of third gears, the odd number of third gears is located between the first gear and the second gear, and the first gear, the odd number of third gears, the second gear and the rack are sequentially engaged with each other.
4. The display device according to claim 3, wherein central axes of the first gear, the odd number of third gears, and the second gear are parallel to each other.
5. The display device according to claim 3, further comprising a supporting frame having a first end and a second end opposite to each other, wherein the first end of the supporting frame is connected to the display body, the second end of the supporting frame is connected to the base, and the supporting frame and the base support the display body together.
6. The display device according to claim 5, wherein the supporting frame is a hollow structure, the first end of the supporting frame has a first opening, the second end of the supporting frame has a second opening, the gear module is accommodated in the supporting frame, the first gear is exposed from the first opening to be fixedly connected to the connecting member, and the second gear is exposed from the second opening to be engaged with the rack.
7. The display apparatus according to claim 1, wherein the base has a bottom portion provided with a position-limiting post, the weight member has a slot formed therein, the slot extends along a moving direction of the weight member, and the position-limiting post passes through the slot to limit a moving distance of the weight member in the first direction or the second direction.
8. The display device according to claim 7, further comprising a limiting member, wherein the limiting post passes through the slot and is coupled to the limiting member to limit the movement of the weight member in a third direction, the third direction being perpendicular to the plane of the base.
9. The display device as claimed in claim 1, wherein the weight member has a weight body and a weight block, the weight body has a first end and a second end opposite to each other, the rack is located at the first end of the weight body, and the weight block is located at the second end of the weight body.
10. The display apparatus of claim 1, wherein the connecting member is a hinge.
CN202010188552.5A 2020-03-17 2020-03-17 Display device Active CN113404998B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN113404998B true CN113404998B (en) 2023-03-03

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101335053A (en) * 2007-06-29 2008-12-31 明基电通股份有限公司 Lifting supporting structure and display apparatus applying the same
CN105501353A (en) * 2015-12-11 2016-04-20 无锡利凯儿童用品有限公司 Anti-turning device for children's electric car
CN107654810A (en) * 2017-08-29 2018-02-02 苏州佳世达电通有限公司 Display device
CN109011595A (en) * 2018-09-06 2018-12-18 李佳琳 A kind of adjustable seesaw in park

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009284131A (en) * 2008-05-21 2009-12-03 Funai Electric Co Ltd Display apparatus and television apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101335053A (en) * 2007-06-29 2008-12-31 明基电通股份有限公司 Lifting supporting structure and display apparatus applying the same
CN105501353A (en) * 2015-12-11 2016-04-20 无锡利凯儿童用品有限公司 Anti-turning device for children's electric car
CN107654810A (en) * 2017-08-29 2018-02-02 苏州佳世达电通有限公司 Display device
CN109011595A (en) * 2018-09-06 2018-12-18 李佳琳 A kind of adjustable seesaw in park

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