CN112193174B - Display screen support with one-key reset function for motor home - Google Patents

Display screen support with one-key reset function for motor home Download PDF

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Publication number
CN112193174B
CN112193174B CN202011197539.2A CN202011197539A CN112193174B CN 112193174 B CN112193174 B CN 112193174B CN 202011197539 A CN202011197539 A CN 202011197539A CN 112193174 B CN112193174 B CN 112193174B
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China
Prior art keywords
cavity
worm
shaft
primary
rod
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CN202011197539.2A
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Chinese (zh)
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CN112193174A (en
Inventor
李贞长
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Rongcheng Molin Automobile Technology Co ltd
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Weihai Molin Automobile Co ltd
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Priority to CN202011197539.2A priority Critical patent/CN112193174B/en
Publication of CN112193174A publication Critical patent/CN112193174A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • B60R11/0229—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for displays, e.g. cathodic tubes
    • B60R11/0235—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for displays, e.g. cathodic tubes of flat type, e.g. LCD
    • 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
    • F16H—GEARING
    • F16H33/00—Gearings based on repeated accumulation and delivery of energy
    • F16H33/02—Rotary transmissions with mechanical accumulators, e.g. weights, springs, intermittently-connected flywheels
    • 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
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/04—Combinations of toothed gearings only
    • F16H37/041—Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
    • 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
    • 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
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
    • B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
    • B60R2011/0049—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for non integrated articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
    • B60R2011/008—Adjustable or movable supports
    • B60R2011/0085—Adjustable or movable supports with adjustment by rotation in their operational position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
    • B60R2011/008—Adjustable or movable supports
    • B60R2011/0092—Adjustable or movable supports with motorization
    • 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
    • F16M2200/00—Details of stands or supports
    • F16M2200/02—Locking means
    • F16M2200/021—Locking means for rotational movement
    • F16M2200/024—Locking means for rotational movement by positive interaction, e.g. male-female connections

Abstract

The invention relates to the related technical field of display screens, in particular to a display screen bracket with a one-key reset function for a recreational vehicle, which comprises a base, wherein bolt holes which penetrate through the base up and down and are used for fixing are symmetrically arranged on the base in a front-back and left-right mode, a machine body cavity which penetrates through the base up and down is arranged in the base, an upwards extending machine body is rotatably arranged in the machine body cavity, the machine body is connected with the base through a torque spring which extends up and down, and a planet cavity is arranged in the machine body. The device is favorable for saving the space inside the motor home, can reset by one key, and is convenient and accurate to reset.

Description

Display screen support with one-key reset function for motor home
Technical Field
The invention relates to the technical field of display screen correlation, in particular to a display screen support with a one-key reset function for a motor home.
Background
The car as a house, also known as "home on the wheel", has two major functions of "house" and "car", but its attribute is still the car, is a kind of car that can move, has essential basic facilities at home, and the facility at home on its car has: furniture and electrical appliances such as bedding, a stove, a refrigerator, a cabinet, dining tables and chairs, washroom facilities, an air conditioner, a television, a stereo and the like, wherein the television in the motor home can be better fixed by using a television frame which is a television peripheral device specially developed for hanging a flat panel television and a liquid crystal television on a wall, has good weighing performance, can ensure that a television display screen is tightly fixed on the television frame, prevents the television from falling off caused by vibration in the process of vehicle advancing, is a tool for protecting the television, has large volume, occupies a large amount of motor home space, cannot be combined with the inner wall of the motor home, is not simple and beautiful as a whole while wasting the inner space of the motor home, is easy to cause accidents, cannot flexibly change the direction of a television screen, only enables a person in one room to use the television, and needs to manually reset, reset trouble and unsatisfactory, it is difficult to operate alone when angle regulation, need two people to operate, it is more troublesome, consequently it improves above-mentioned problem to need to set up a display screen support for recreational vehicle with a key reset function.
Disclosure of Invention
The invention aims to provide a display screen bracket with a one-key reset function for a motor home, which can overcome the defects in the prior art, so that the practicability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a display screen bracket with a one-key reset function for a recreational vehicle, which comprises a base, wherein fixing bolt holes which penetrate through the base up and down are symmetrically arranged on the base in a front-back and left-right mode, a machine body cavity which penetrates through the base up and down is arranged in the base, an upwards extending machine body is rotatably arranged in the machine body cavity, the machine body is connected with the base through a torque spring which extends up and down, a planetary cavity is arranged in the machine body, a primary worm gear cavity is arranged above the planetary cavity in the machine body, a primary rod cavity with an upward opening is arranged on the left side of the primary worm gear cavity in the machine body, a primary rotating shaft which extends left and right is rotatably arranged between the left end wall and the right end wall of the primary rod cavity, a primary rod which extends upwards is fixedly arranged on the primary rotating shaft, a bevel gear transmission cavity is arranged in the primary rod, and a primary worm gear shaft which, the first-stage worm gear shaft is connected with the first-stage rotating shaft by a safety coupling, a second-stage worm cavity with an upward opening and penetrating through the first-stage worm gear shaft from front to back is arranged at the upper end of the first-stage rod, a second-stage rotating shaft extending from left to right is rotatably arranged between the left end wall and the right end wall of the second-stage worm cavity, a second-stage rod extending from back is fixedly arranged on the second-stage rotating shaft, a display screen is fixedly connected with the rear end of the second-stage rod, a second-stage worm gear cavity is arranged at the right side of the second-stage worm cavity, a second-stage worm gear shaft extending from right is rotatably arranged on the left end wall of the second-stage worm cavity, the second-stage worm gear shaft is connected with the second-stage rotating shaft by the safety coupling, a rotating rod cavity is arranged below the planetary cavity in the machine body, the rotating rod cavity is forwardly communicated with a sliding rod cavity with an opening from left, the driving bevel gear shaft rotates and can drive the machine body to rotate and reset at the same time, a primary worm shaft extending up and down is arranged between the primary worm wheel cavity and the planet cavity in a rotating mode, a primary worm is fixedly arranged at the upper end of the primary worm shaft, a primary worm wheel meshed with the primary worm is fixedly arranged at the right end of the primary worm wheel shaft, a motor is fixedly arranged on the lower end wall of the planet cavity, a motor shaft is arranged on the motor in an upward power mode, and the motor shaft rotates and can drive the driving bevel gear shaft and the primary worm shaft to rotate through a planet mechanism located in the planet cavity.
Further, the secondary motion system comprises a driving bevel gear fixedly arranged at the upper end of the driving bevel gear shaft, an upwardly extending middle support frame is fixedly arranged on the lower end wall of the primary rod cavity, a rightwards extending middle shaft is rotatably arranged on the middle support frame, a middle bevel gear meshed with the driving bevel gear is fixedly arranged at the right end of the middle shaft, a belt cavity is arranged above the bevel gear transmission cavity in the primary rod, an up-and-down extending output bevel gear shaft is rotatably arranged between the bevel gear transmission cavity and the belt cavity, an output bevel gear meshed with the middle bevel gear is fixedly arranged at the lower end of the output bevel gear shaft, a bevel gear belt wheel is fixedly arranged at the upper end of the output bevel gear, a vertically extending secondary worm shaft is rotatably arranged between the belt cavity and the secondary worm gear cavity, and a worm belt wheel is fixedly arranged at the lower end of the secondary worm shaft, the worm belt wheel is connected with the bevel gear wheel through a belt, a second-stage worm is fixedly arranged at the upper end of the second-stage worm shaft, and a second-stage worm wheel meshed with the second-stage worm is fixedly arranged at the right end of the second-stage worm shaft.
Further, it includes to rotate resetting means the fixed twenty wedge teeth that set up of fuselage intracavity end wall upside circumference array, slide bar intracavity horizontal slip is provided with the slide bar, slide bar right-hand member wall with use slide bar spring coupling between slide bar chamber right-hand member wall, the slide bar left end is fixed to be provided with the club, the club left end be fixed be provided with the smooth ball of wedge tooth butt, be provided with the slide bar groove that runs through around on the slide bar, initiative taper tooth axle is located the fixed bull stick that is provided with slide bar groove butt in the bull stick intracavity.
Further, planetary mechanism includes the initiative awl tooth axle is located the fixed output gear that sets up of planet intracavity, the terminal wall rotates and is provided with the ring gear axle that upwards extends under the planet chamber, the fixed outer ring gear that is provided with of ring gear off-axial end wall upside with output gear meshing, the fixed interior ring gear that is provided with of ring gear off-axial end wall, the fixed planet connecting rod that extends left that is provided with of one-level worm axle lower extreme, planet connecting rod off-axial end wall rotates and is provided with downwardly extending's planet axle, the fixed planet axle lower extreme be provided with interior ring gear meshing's planetary gear, the fixed motor shaft upper end be provided with planetary gear meshing's motor gear.
The invention has the beneficial effects that: according to the display screen support with the one-key reset function for the recreational vehicle, the display screen can be firmly fixed, the display screen is prevented from falling and being damaged, the direction of the whole display screen can be freely changed through the rotation of the machine body and the base and the primary rod and the secondary rod, the requirements of different users can be met, the display screen support is attractive and tidy, meanwhile, the occupied area of the display screen is greatly reduced, the space in the recreational vehicle is favorably saved, the one-key reset function can be realized, and the reset is convenient and accurate.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the whole structure of a display screen bracket for a caravan with a one-key reset function according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
Fig. 3 is an enlarged schematic view of the structure of B-B in fig. 1.
Fig. 4 is a schematic diagram of the structure C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The display screen support with the one-key reset function for the recreational vehicle comprises a base 10, wherein bolt holes 11 which penetrate through the display screen up and down are symmetrically formed in the front, back, left and right of the base 10, a machine body cavity 23 which penetrates through the display screen up and down is formed in the base 10, an upwardly extending machine body 13 is rotatably arranged in the machine body cavity 23, the machine body 13 is connected with the base 10 through a torque spring 12 which extends up and down, a planetary cavity 50 is formed in the machine body 13, a primary worm wheel cavity 42 is formed in the machine body 13 above the planetary cavity 50, a primary rod cavity 28 with an upward opening is formed in the left side of the primary worm wheel cavity 42, a primary rotating shaft 37 which extends left and right is rotatably arranged between the left end wall and the right end wall of the primary rod cavity 28, and a primary rod 36 which extends upwards is fixedly arranged on the primary rotating shaft 37, a bevel gear transmission cavity 35 is arranged in the primary rod 36, a primary worm gear shaft 38 extending rightwards is rotatably arranged on the left end wall of the primary worm gear cavity 42, the primary worm gear shaft 38 and the primary rotating shaft 37 are connected by a safety coupling 59, a secondary worm gear cavity 62 with an upward opening and penetrating forwards and backwards is arranged at the upper end of the primary rod 36, a secondary rotating shaft 60 extending leftwards and rightwards is rotatably arranged between the left end wall and the right end wall of the secondary worm gear cavity 62, a secondary rod 61 extending backwards is fixedly arranged on the secondary rotating shaft 60, the rear end of the secondary rod 61 is fixedly connected with a display screen, a secondary worm gear cavity 55 is arranged on the right side of the secondary worm gear cavity 62, a secondary worm gear shaft 58 extending rightwards is rotatably arranged on the left end wall of the secondary worm gear cavity 55, the secondary worm gear shaft 58 is connected with the secondary rotating shaft 60 by the safety coupling 59, and a rotating shaft cavity 63 is arranged below the planetary cavity, the rotating rod cavity 63 is communicated forwards with a sliding rod cavity 17 with a left opening, a driving cone gear shaft 20 extending up and down is rotatably arranged between the primary rod cavity 28 and the rotating rod cavity 63, the rotation of the driving bevel gear shaft 20 can drive the secondary rod 61 to rotate through the secondary motion system 100, the driving bevel gear shaft 20 rotates and drives the rotating reset device 200 of the machine body 13 to rotate and reset, a primary worm shaft 43 extending up and down is rotatably arranged between the primary worm gear cavity 42 and the planet cavity 50, the upper end of the primary worm shaft 43 is fixedly provided with a primary worm 40, the right end of the primary worm shaft 38 is fixedly provided with a primary worm wheel 41 meshed with the primary worm 40, the lower end wall of the planetary cavity 50 is fixedly provided with a motor 14, the motor 14 is provided with a motor shaft 15 by upward power, the motor shaft 15 rotates to drive the driving bevel gear shaft 20 and the primary worm shaft 43 to rotate in sequence through the planetary mechanism 300 located in the planetary chamber 50.
Advantageously, the secondary motion system 100 includes a drive bevel gear 29 fixedly disposed at the upper end of the drive bevel gear shaft 20, an intermediate support frame 32 extending upward is fixedly disposed on the lower end wall of the primary rod cavity 28, an intermediate shaft 31 extending rightward is rotatably disposed on the intermediate support frame 32, an intermediate bevel gear 30 engaged with the drive bevel gear 29 is fixedly disposed at the right end of the intermediate shaft 31, a belt cavity 51 is disposed above the bevel gear cavity 35 in the primary rod 36, an output bevel gear shaft 34 extending upward and downward is rotatably disposed between the bevel gear cavity 35 and the belt cavity 51, an output bevel gear 33 engaged with the intermediate bevel gear 30 is fixedly disposed at the lower end of the output bevel gear shaft 34, a bevel gear pulley 54 is fixedly disposed at the upper end of the output bevel gear 33, and a secondary worm shaft 64 extending upward and downward is rotatably disposed between the belt cavity 51 and the secondary worm gear cavity 55, the lower end of the secondary worm shaft 64 is fixedly provided with a worm belt wheel 52, the worm belt wheel 52 is connected with the bevel gear wheel 54 through a belt 53, the upper end of the secondary worm shaft 64 is fixedly provided with a secondary worm 57, and the right end of the secondary worm shaft 58 is fixedly provided with a secondary worm wheel 56 meshed with the secondary worm 57.
Beneficially, the rotary reset device 200 includes twenty wedge-shaped teeth 26 fixedly arranged on the upper side of the end wall in the body cavity 23 in a circumferential array, slide rods 19 are slidably arranged in the slide rod cavity 17 from left to right, the right end wall of each slide rod 19 is connected with the right end wall of the slide rod cavity 17 by using a slide rod spring 18, a ball rod 24 is fixedly arranged at the left end of each slide rod 19, a slide ball 25 abutted against the wedge-shaped teeth 26 is fixedly arranged at the left end of each ball rod 24, a slide rod groove 21 penetrating through the slide rod 19 from front to back is arranged on each slide rod 19, and a rotary rod 22 abutted against the slide rod groove 21 is fixedly arranged in the rotary rod cavity 63 of the active cone tooth shaft 20.
Advantageously, the planetary mechanism 300 includes an output gear 27 fixedly disposed in the planetary chamber 50, the drive bevel gear shaft 20 is rotatably disposed on the lower end wall of the planetary chamber 50, an upwardly extending ring gear shaft 16 is fixedly disposed on the upper side of the outer end wall of the ring gear shaft 16, an outer ring gear 49 engaged with the output gear 27 is fixedly disposed on the upper end wall of the outer end wall of the ring gear shaft 16, an inner ring gear 48 is fixedly disposed on the inner end wall of the ring gear shaft 16, a leftward extending planet link 44 is fixedly disposed on the lower end of the primary worm shaft 43, a downward extending planet shaft 45 is rotatably disposed on the lower end wall of the planet link 44, a planet gear 46 engaged with the inner ring gear 48 is fixedly disposed on the lower end of the planet shaft 45, and a motor gear 47 engaged with the planet gear 46 is fixedly disposed on the upper end of.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-4, the sequence of mechanical actions of the entire device of the invention:
when the display screen is adjusted for use: the secondary rod 61 is rotated freely by hand to drive the secondary rotating shaft 60 to rotate, the secondary worm wheel shaft 58 does not rotate under the self-locking action of the secondary worm wheel 56 and the secondary worm 57, the primary rod 36 can be rotated freely by hand without downward transmission, the machine body 13 can be rotated freely by hand, the wedge-shaped teeth 26 are self-locked under the thrust action of the sliding ball 25, the torque spring 12 accumulates force, and the required comfortable position can be adjusted by repeating the actions.
The reset working process comprises the following steps: actuating the motor 14 to rotate the motor shaft 15, thereby rotating the motor gear 47, thereby rotating the planet gears 46, since the planet gears 46 rotate with a rotation resistance much smaller than the revolution resistance, such that the planet gears 46 rotate first, thereby rotating the inner ring gear 48, thereby rotating the outer ring gear 49, thereby rotating the output gear 27, thereby rotating the drive bevel gear shaft 20, thereby rotating the rotating rod 22, thereby rotating the sliding rod 19, and moving the sliding rod 19 to the right, thereby losing the self-locking force of the wedge-shaped teeth 26, thereby completing the reset of the machine body 13 under the action of the torque spring 12, wherein the drive bevel gear shaft 20 rotates, and simultaneously rotates the drive bevel gear 29, thereby rotating the intermediate bevel gear 30, thereby rotating the output bevel gear 33, thereby rotating the bevel gear wheel 54, thereby driving the worm pulley 52 to rotate, thereby driving the secondary worm 57 to rotate, thereby driving the secondary worm wheel 56 to rotate, thereby driving the secondary rod 61 to rotate downwards for resetting, when the secondary rod 61 is moved to the bottom, the secondary rotating shaft 60 stops rotating, thereby causing the output gear 27 to stop rotating, thereby driving the planetary gear 46 to revolve, thereby driving the primary worm shaft 43 to rotate, thereby driving the primary worm 40 to rotate, thereby driving the primary worm wheel 41 to rotate, thereby driving the primary worm wheel shaft 38 to drive the primary rotating shaft 37 to rotate, thereby driving the primary rod 36 to rotate for resetting, after all resetting is completed, the motor 14 stops rotating, and the display stand resetting process is completed by repeating the above actions.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a display screen support for recreational vehicle with a key reset function, includes the base, its characterized in that: the base is symmetrically provided with fixed bolt holes which penetrate through the base up and down in a front-back and left-right mode, a machine body cavity which penetrates through the base up and down is arranged in the base, an upward extending machine body is rotatably arranged in the machine body cavity, the machine body is connected with the base through torque springs which extend through the machine body up and down, a planetary cavity is arranged in the machine body, a primary worm gear cavity is arranged above the planetary cavity in the machine body, a primary worm cavity with an upward opening is arranged on the left side of the primary worm gear cavity, a primary rotating shaft which extends left and right is rotatably arranged between the left end wall and the right end wall of the primary worm cavity, a primary rod which extends upwards is fixedly arranged on the primary rotating shaft, a bevel gear transmission cavity is arranged in the primary rod, a primary worm gear shaft which extends right is rotatably arranged on the left end wall of the primary worm gear cavity, and the primary worm gear shaft, a secondary rod cavity with an upward opening and penetrating through the upper end of the primary rod in the front-back direction is arranged at the upper end of the secondary rod, a secondary rotating shaft extending in the left-right direction is rotatably arranged between the left end wall and the right end wall of the secondary rod cavity, a secondary rod extending in the back direction is fixedly arranged on the secondary rotating shaft, the back end of the secondary rod is fixedly connected with a display screen, a secondary worm gear cavity is arranged at the right side of the secondary rod cavity, a secondary worm gear shaft extending in the right direction is rotatably arranged at the left end wall of the secondary worm gear cavity, the secondary worm gear shaft and the secondary rotating shaft are connected by a safety coupling, a rotating rod cavity is arranged below the planetary cavity in the machine body, the rotating rod cavity is forwardly communicated with a sliding rod cavity with a leftward opening, a driving bevel gear shaft extending in the up-down direction is rotatably arranged between the primary rod cavity and the rotating rod cavity, the driving bevel gear shaft can drive the secondary rod to rotate through a secondary motion, the worm gear mechanism comprises a primary worm gear cavity, a planetary cavity, a primary worm shaft, a primary worm gear, a motor and a motor shaft, wherein the primary worm shaft extends up and down is arranged between the primary worm gear cavity and the planetary cavity in a rotating mode, a primary worm is fixedly arranged at the upper end of the primary worm shaft, a primary worm gear meshed with the primary worm is fixedly arranged at the right end of the primary worm gear shaft, the motor is fixedly arranged on the lower end wall of the planetary cavity, the motor shaft is arranged in an upward power mode, and the motor.
2. The display screen bracket with one-key reset function for the recreational vehicle according to claim 1, wherein: the secondary motion system comprises a driving bevel gear fixedly arranged at the upper end of the driving bevel gear shaft, an intermediate support frame extending upwards is fixedly arranged on the lower end wall of the primary rod cavity, an intermediate shaft extending rightwards is rotatably arranged on the intermediate support frame, an intermediate bevel gear meshed with the driving bevel gear is fixedly arranged at the right end of the intermediate shaft, a belt cavity is arranged in the primary rod and positioned above the bevel gear transmission cavity, an output bevel gear shaft extending upwards and downwards is rotatably arranged between the bevel gear transmission cavity and the belt cavity, an output bevel gear meshed with the intermediate bevel gear is fixedly arranged at the lower end of the output bevel gear shaft, a bevel gear wheel is fixedly arranged at the upper end of the output bevel gear, a secondary worm shaft extending upwards and downwards is rotatably arranged between the belt cavity and the secondary worm wheel cavity, and a worm wheel is fixedly arranged at the lower end of the secondary worm shaft, the worm belt wheel is connected with the bevel gear wheel through a belt, a second-stage worm is fixedly arranged at the upper end of the second-stage worm shaft, and a second-stage worm wheel meshed with the second-stage worm is fixedly arranged at the right end of the second-stage worm shaft.
3. The display screen bracket with one-key reset function for the recreational vehicle according to claim 1, wherein: the rotary reset device comprises twenty wedge-shaped teeth fixedly arranged on the upper side circumferential array of the inner end wall of the machine body cavity, a slide rod is arranged in the slide rod cavity in a leftward-rightward sliding mode, the right end wall of the slide rod is connected with the right end wall of the slide rod cavity through a slide rod spring, a ball rod is fixedly arranged at the left end of the slide rod, a slide ball abutted against the wedge-shaped teeth is fixedly arranged at the left end of the ball rod, a slide rod groove penetrating through the slide rod is formed in the slide rod in the front and at the back, and an active bevel gear shaft is located in a rotary rod cavity fixedly arranged.
4. The display screen bracket with one-key reset function for the recreational vehicle according to claim 1, wherein: planetary mechanism includes the initiative awl fluted shaft is located the fixed output gear who sets up of planet intracavity, planet chamber lower extreme wall rotates and is provided with the ring gear axle that upwards extends, the fixed outer ring gear that is provided with of ring gear off-axial end wall upside with output gear meshing, the fixed interior ring gear that is provided with of ring gear off-axial end wall, the fixed planet connecting rod that extends left that is provided with of one-level worm axle lower extreme, planet connecting rod lower extreme wall rotates and is provided with downwardly extending's planet axle, the fixed planet axle lower extreme that is provided with interior ring gear meshing's planetary gear, the fixed motor shaft upper end be provided with planetary gear meshing's motor gear.
CN202011197539.2A 2020-10-30 2020-10-30 Display screen support with one-key reset function for motor home Active CN112193174B (en)

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Application Number Priority Date Filing Date Title
CN202011197539.2A CN112193174B (en) 2020-10-30 2020-10-30 Display screen support with one-key reset function for motor home

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Application Number Priority Date Filing Date Title
CN202011197539.2A CN112193174B (en) 2020-10-30 2020-10-30 Display screen support with one-key reset function for motor home

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Address before: No.12, Laoshan science and Technology Innovation Park, Rongcheng City, Weihai City, Shandong Province, 264300

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