CN114783315A - Temporary LCD display screen with protective anti-theft cover - Google Patents
Temporary LCD display screen with protective anti-theft cover Download PDFInfo
- Publication number
- CN114783315A CN114783315A CN202210122044.6A CN202210122044A CN114783315A CN 114783315 A CN114783315 A CN 114783315A CN 202210122044 A CN202210122044 A CN 202210122044A CN 114783315 A CN114783315 A CN 114783315A
- Authority
- CN
- China
- Prior art keywords
- display screen
- protective
- temporary
- theft
- double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
Abstract
The invention discloses a temporary LCD display screen with a protective anti-theft cover, which comprises a display screen main body, hinges at two sides of the display screen main body, a protective shell arranged on the hinges, a paper picture area on the inner surface of the protective shell and a counterweight base arranged at the bottom end of the display screen main body, wherein a double-shaft motor is arranged at the middle position of the counterweight base, a driving mechanism is arranged on the double-shaft motor, telescopic mechanisms are arranged at the bottoms of the counterweight bases at two sides of the double-shaft motor, and an induction mechanism is arranged at the top of the counterweight base at one side of the double-shaft motor; through the arrangement of the structure, the driving mechanism can realize automatic opening or closing of the protective shell, the protective shell is automatically closed to protect the display screen main body, the rolling box piece automatically contracts into the counterweight base, the roller at the bottom of the rolling box piece is separated from the ground, the display screen main body can be protected, and when the roller at the bottom of the integral device loses, the roller cannot be moved easily, and the integral device can be prevented from being stolen.
Description
Technical Field
The invention relates to the technical field of propaganda display auxiliary equipment, in particular to a temporary LCD display screen with a protective anti-theft cover.
Background
The LCD display screen is a digital display device and can be used for training lectures, information transmission and the like;
when current company group builds or market propaganda product information, can use the LCD display screen to propagate, it is placed in the region that access & exit or flow of people are big, a propaganda for information, its propaganda effect will be better than the paper picture, can fine promotion propaganda information's dynamics, but the cost is also relatively higher, this kind places outdoors with portable display screen temporarily, it has the lawless persons to steal to be difficult to avoid, especially company group builds or market product information still when propaganda night, light is lost very dark very easily, cause economic loss.
Disclosure of Invention
The invention aims to provide a temporary LCD display screen with a protective anti-theft cover to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a temporary LCD display screen that has protection safety cover, includes the counter weight base of the paper picture area and the installation of display screen main part bottom of the protective housing of installation, protective housing internal surface on the hinge of display screen main part, display screen main part both sides, counter weight base's intermediate position department installs the biaxial motor, and installs actuating mechanism on the biaxial motor, and telescopic machanism is installed to the counter weight base bottom of biaxial motor both sides, induction mechanism is installed at the counter weight base top of biaxial motor one side.
Preferably, actuating mechanism is including turning to transmission case, actuating lever, L type slider, fixed toothed plate and executive component, and the rear end output shaft of double-shaft motor is installed and is turned to the transmission case, turns to the inside of transmission case and has laid three helical gears, and the helical gear is laid respectively in the front end and the both sides that turn to the transmission case, turns to the both sides helical gear of transmission case and all installs the actuating lever, and L type slider is all installed on the surface of actuating lever, and the rear end surface mounting of L type slider has fixed toothed plate, and executive component installs the top at the counter weight base.
Preferably, the executive component comprises a second gear and a limiting ejector block, the second gear is installed at the top of the counterweight base and is matched with the fixed toothed plate, the limiting ejector block is installed on the top surface of the counterweight base and is matched with the L-shaped sliding block, a connecting rod is fixedly installed on the top surface of the second gear, and the connecting rod is connected with the movable end of the hinge.
Preferably, telescopic machanism includes roll case spare and dysmorphism piece, and the counter weight base bottom of biax motor both sides has the roll case spare through fluting movable mounting, and the dysmorphism piece is all installed on the top of roll case spare, and the extrusion spring is all installed to the both sides bottom of dysmorphism piece, and the dysmorphism piece is used with L type slider cooperation.
Preferably, the internally mounted of counter weight base has ejecting part, and ejecting part includes first gear, sliding seat, rack and rotary part, and the sliding seat has been laid to counter weight base inner wall parallel in double-shaft motor the place ahead, installs the rack jointly between the sliding seat, and the both sides surface of rack all is provided with the spout, and one side internal surface of rack is provided with the meshing tooth, and first gear is installed to double-shaft motor's front end output shaft, and the rack uses with first gear cooperation.
Preferably, the top end of the rack is provided with a bolt, and the top of the bolt movably extends out of the surface of the counterweight base.
Preferably, the bottom of protective housing installs spacing part, and spacing part is the socket, and protective housing's bottom border position department all installs the socket, and the surface of socket all is provided with the round hole, and the socket uses with the bolt cooperation.
Preferably, the response mechanism is including triggering case, gravity ball and protection switch, and the counter weight base inner wall of biax motor one side is installed and is triggered the case, and the inside movable mounting that triggers the case has the gravity ball, and the surface of gravity ball is provided with the rubber pad, and the inner wall that triggers the case all is equipped with protection switch, and protection switch is provided with four groups, lays respectively on four faces of the level that triggers the case.
Compared with the prior art, the invention has the beneficial effects that:
1. the temporary LCD display screen with the protective anti-theft cover drives the fixed toothed plate fixedly connected with the rear end surface to synchronously move through the L-shaped sliding block, at the moment, the fixed toothed plate can push and extrude the second gear to rotate, and the top of the second gear is connected with the movable end of the hinge, so that the rotation of the second gear can drive the hinge coaxially connected to rotate, thereby realizing the automatic opening of the protective shell, otherwise, the fixed toothed plate and the second gear do opposite motions, namely, can be meshed to rotate, and the top of the second gear is connected with the movable end of the hinge, so that the rotation of the second gear can drive the hinge coaxially connected to rotate, thereby realizing the automatic closing, improving the experience effect of users, and the protective shell can well protect the display screen main body by unfolding, preventing the device from being damaged by a pedestrian colliding from one side, when protective housing closed, its surface does not have the switch handle, and then hardly opens it through external force, avoids the device not using or when idle, and the non-staff contact or touching lead to the damage of display screen main part, and then can better protect the result of use of display screen main part.
2. This interim LCD display screen that has protection theftproof cover, through the gravity ball, during quiescent condition, four protection switch of group are electric connection, the gravity ball is laid perpendicularly in the inside of triggering the case because of the action of gravity, the gravity ball does not contact with four protection switch of group, place the device in the show area this moment and be normal display state, roll case spare and ground contact, when the staff uses, through outside mobile controller, control and cut off the circuit connection of gravity ball, then trigger case overall structure does not play a role, can be under staff's operation, the locating position to this device is transferred at will.
3. The temporary LCD display screen with the protective anti-theft cover can ensure that the L-shaped sliding block and the special-shaped block are separated from each other by moving one side of the L-shaped sliding block through the special-shaped block, the special-shaped block is pushed to move upwards by the springs at the bottom ends of the two sides of the special-shaped block and the limiting sliding rods at the middle positions of the springs, the rolling box piece fixedly connected with the special-shaped block is also pushed upwards in a similar way, the pulley at the bottom of the rolling box piece is separated from the ground and is contracted into the counterweight base, the L-shaped sliding block also drives the fixed toothed plate at the rear end to move and is contacted with the second gear, the protective shell is quickly closed by the rotating motion of the coaxially connected second gear, when a non-worker contacts the device, the protective shell in the device is automatically closed to protect the display screen main body, the rolling box piece is automatically contracted into the counterweight base, and the roller at the bottom of the rolling box piece is separated from the ground, not only can protect the display screen main part, when the whole device bottom lost the gyro wheel, then can be difficult to remove, can also prevent that whole device from being stolen.
4. This interim LCD display screen that has protection theftproof cover, through the bolt, the bolt that removes counter weight base surface can extend to in the socket surface round hole, and form spacing cooperation, it is less because of display screen main part and counter weight base's interval, the event needn't consider that the person of stealing has unnecessary space to open protective housing, steal display screen main part internals, it can form two spacing effects with hinge coaxial coupling's second gear, make this device under non-working personnel's operation, it is dual spacing, thereby protect the display screen main part through protective housing.
Drawings
FIG. 1 is a schematic view of the display panel of the present invention in use;
FIG. 2 is a schematic view of the internal structure of the counterweight base shown in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the structure at B in FIG. 2 according to the present invention;
FIG. 5 is a rear view of the second gear of FIG. 4;
FIG. 6 is a schematic view of the internal structure of the trigger box of the present invention in a front view;
FIG. 7 is a schematic view of the overall structure of the present invention in a protection state;
FIG. 8 is a schematic view of the internal structure of the counterweight base in the protection state according to the present invention;
FIG. 9 is a bottom view of the structure of FIG. 8 according to the present invention;
FIG. 10 is a schematic view of the structure of FIG. 9 at point C according to the present invention.
In the figure: 1. a display screen main body; 101. a hinge; 102. a protective housing; 103. a paper picture area;
2. a counterweight base;
3. a double-shaft motor; 301. a steering gear box; 302. a first gear; 303. a sliding seat; 304. a rack frame; 305. a bolt; 306. a socket;
4. rolling the box; 401. a shaped block;
5. a drive rod; 501. an L-shaped slider; 502. a limiting top block; 503. a second gear; 504. a fixed toothed plate;
6. a trigger box; 601. a gravity ball; 602. a protection switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
this embodiment is interim with LCD display screen of protection safety cover, protective housing 102, the paper picture area 103 of protective housing 102 internal surface and the counter weight base 2 of the installation of 1 bottom of display screen main part including hinge 101, the hinge 101 of display screen main part 1 both sides installation on the hinge 101, protective housing 102 can make protective housing 102 form rotary effect through the installation of hinge 101 to protective housing 102, and paper picture area 103 is as the pasting of propaganda picture, further strengthens propaganda effect, counter weight base 2's intermediate position department installs double-shaft motor 3, and double-shaft motor 3 connects the use through outside automatically controlled part, and installs actuating mechanism on the double-shaft motor 3, and telescopic machanism is installed to the 2 bottoms of counter weight base of double-shaft motor 3 both sides, induction mechanism is installed at the 2 tops of counter weight base of double-shaft motor 3 one side.
Specifically, as shown in fig. 1 to 5, the driving mechanism includes a steering transmission case 301, a driving rod 5, an L-shaped slider 501, a fixed toothed plate 504 and an executing component, the steering transmission case 301 is installed on an output shaft at the rear end of the dual-shaft motor 3, three sets of helical gears are arranged inside the steering transmission case 301, the helical gears are respectively arranged at the front end and both sides of the steering transmission case 301, the driving rod 5 is installed on the helical gears at both sides of the steering transmission case 301, a smooth surface and a threaded surface are arranged on the surface of the driving rod 5, the threaded surface is located at the position of the L-shaped slider 501, as shown in fig. 4, the L-shaped slider 501 is installed on the surface of the driving rod 5, the fixed toothed plate 504 is installed on the rear end surface of the L-shaped slider 501, the executing component is installed on the top of the counterweight base 2, the executing component includes a second gear 503 and a limit top block 502, the second gear 503 is installed on the top of the counterweight base 2, the second gear 503 is used in cooperation with the fixed toothed plate 504, the top surfaces of the counterweight base 2 are all provided with a limit top block 502, the limit top block 502 is matched with an L-shaped sliding block 501 for use, the top surface of a second gear 503 is fixedly provided with a connecting rod, the connecting rod is connected with the movable end of a hinge 101, namely, an external electric control component is used for starting a double-shaft motor 3 to rotate reversely, the rotation of the double-shaft motor 3 drives a bevel gear inside a steering transmission box 301 to carry out meshing transmission, the transmission of the bevel gear drives driving rods 5 connected with two ends to carry out synchronous rotation, the rotation of the driving rods 5 is matched with the L-shaped sliding block 501 through thread surfaces, under the limit of the limit top block 502, the L-shaped sliding block 501 is arranged on the surface of the driving rods 5 and below the limit top block 502 to form left and right movement, the movement of the L-shaped sliding block 501 drives a fixed toothed plate 504 fixedly connected with the surface of the rear end to carry out synchronous movement, at the moment, the movement of the fixed toothed plate 504 can push and extrude the second gear 503 to rotate, because the top of the second gear 503 is connected with the movable end of the hinge 101, the rotation of the second gear 503 can drive the hinge 101 in coaxial connection to rotate, thereby the protection housing 102 can be opened automatically, otherwise, the fixed toothed plate 504 and the second gear 503 move oppositely, and can be meshed to rotate, because the top of the second gear 503 is connected with the movable end of the hinge 101, the rotation of the second gear 503 can drive the hinge 101 in coaxial connection to rotate, thereby automatic closing is realized, the experience effect of a user is improved, and the protection housing 102 can well protect the display screen main body 1 when being unfolded, so that the device damage caused by the collision of a pedestrian from one side is prevented, when the protection housing 102 is closed, the surface of the protection housing is not provided with a handle, and further the protection housing is difficult to be opened by external force, as shown in fig. 7, and the service life of the display screen main body 1 is protected.
When in work: as shown in fig. 1 to 5, the dual-shaft motor 3 is started to rotate reversely by an external electric control component, the rotation of the dual-shaft motor 3 drives the bevel gears inside the steering transmission box 301 to mesh for transmission, the transmission of the bevel gears drives the driving rods 5 connected at two ends to synchronously rotate, the rotation of the driving rods 5 is matched with the L-shaped sliding block 501 through the thread surfaces, and under the limit of the limit top block 502, the L-shaped sliding block 501 moves left and right on the surface of the driving rod 5 and below the limit top block 502, the movement of the L-shaped sliding block 501 drives the fixed toothed plate 504 fixedly connected with the rear end surface to synchronously move, at this time, the movement of the fixed toothed plate 504 pushes and extrudes the second gear 503 to rotate, because the top of the second gear 503 is connected with the movable end of the hinge 101, the rotation of the second gear 503 drives the hinge 101 coaxially connected to rotate, so that the protective housing 102 can be automatically opened, on the contrary, the fixed tooth plate 504 and the opposite movement of second gear 503, can mesh the rotation, the top because of second gear 503 is connected with the expansion end of hinge 101, so the rotation of second gear 503 then can drive coaxial coupling's hinge 101 and rotate, thereby realize self-closing, promote user's experience effect, and protective housing 102 expandes can fine protection display screen main part 1, prevent that the pedestrian from leading to the device to damage from a side collision, when protective housing 102 closed, its surface does not have the switch handle, and then hardly open it through external force, as shown in fig. 7, when avoiding the device not using or idle, non-staff's contact or touching lead to the damage of display screen main part 1, and then can better protect the result of use of display screen main part 1.
Example 2:
on the basis of example 1:
as shown in fig. 6, the LCD display screen with a protective anti-theft cover for temporary use in this embodiment further includes a triggering box 6, a gravity ball 601 and a protection switch 602, the triggering box 6 is installed on the inner wall of the counterweight base 2 on one side of the biaxial motor 3, the gravity ball 601 is movably installed inside the triggering box 6, a rubber pad is disposed on the surface of the gravity ball 601, the protection switches 602 are disposed on the inner walls of the triggering box 6, four sets of protection switches 602 are disposed on four horizontal surfaces of the triggering box 6, i.e. the four sets of protection switches 602 are electrically connected, the gravity ball 601 is vertically disposed inside the triggering box 6 due to gravity, when in a static state, the gravity ball 601 is not in contact with the four sets of protection switches 602, and when the device placed in the display area is in a normal display state, as shown in the internal structure of the counterweight base 2 in fig. 2 or in the overall structure state in fig. 1, the rolling box 4 is in contact with the ground, when the device is in a moving state, namely when a non-operator moves, and the electrical connection of each group of switches in the trigger box 6 is not cut off at the same time, the gravity ball 601 can swing in the trigger box 6, and at the moment, the gravity ball can contact with the protection switch 602 and trigger the protection switch 602, as shown in fig. 6, meanwhile, the whole device can automatically perform an anti-theft state, when the device is used by an operator, the circuit connection of the gravity ball 601 is controlled and cut off through an external moving controller, and the whole structure of the trigger box 6 does not play a role, so that the placing position of the device can be randomly adjusted under the operation of the operator.
Further, as shown in fig. 2, fig. 4, fig. 8 and fig. 9, the telescopic mechanism includes a rolling box 4 and a special-shaped block 401, the rolling box 4 is movably installed at the bottom of the counterweight base 2 at both sides of the biaxial motor 3 through a slot, the rolling box 4 can be in the slot to adjust the up-down position, the special-shaped block 401 is installed at the top end of the rolling box 4, the pressing springs are installed at the bottom ends of both sides of the special-shaped block 401, the special-shaped block 401 is used in cooperation with the L-shaped slider 501, that is, the movement of the L-shaped slider 501 drives the special-shaped block 401 to press downwards, so that the rolling box 4 moves synchronously and contacts with the ground, and when the telescopic mechanism is used by a worker, the telescopic mechanism can move through the rolling box 4.
When in work: as shown in fig. 6, 2, 4, 8 and 9, the first operating state: when the device is in a static state, the four groups of protection switches 602 are electrically connected, the gravity ball 601 is vertically arranged inside the trigger box 6 due to the action of gravity, the gravity ball 601 is not in contact with the four groups of protection switches 602, at the moment, the device placed in a display area is in a normal display state, as shown in the internal structure of the counterweight base 2 in fig. 2 or in the overall structure state in fig. 1, the rolling box part 4 is in contact with the ground, when a worker uses the device, the circuit connection of the gravity ball 601 is controlled and cut off through an external movement controller, and the overall structure of the trigger box 6 does not play a role, so that the placing position of the device can be randomly adjusted under the operation of the worker; and a second working state: when the device is in a moving state, that is, when a non-operator moves, and at the same time, the electrical connection of each set of switches inside the trigger box 6 is not cut off, the gravity ball 601 will swing inside the trigger box 6, as shown in fig. 6, at this time, the gravity ball will contact with the protection switch 602 and trigger the protection switch 602, and at the same time, the whole device can automatically perform an anti-theft state, when the anti-theft state is started, that is, the protection switch 602 is triggered, the biaxial motor 3 is started to rotate reversely, the rotation of the biaxial motor 3 drives the bevel gears inside the steering transmission box 301 to perform meshing transmission, the transmission of the bevel gears drives the driving rods 5 connected at both ends to perform synchronous rotation, the rotation of the driving rods 5 is matched with the L-shaped slider 501 through the thread surfaces, and under the limit of the limit top block 502, the L-shaped slider 501 is on the surface of the driving rod 5 and under the limit top block 502 to form left and right movement, one side of the L-shaped slider 501 moves, so that the L-shaped slider 501 and the special-shaped block 401 can be separated from each other, as shown in fig. 4 and fig. 8, during the movement of the special-shaped block 401, the special-shaped block 401 is pushed to move upward by the springs at the bottom ends of the two sides of the special-shaped block 401 and the limit sliding rods at the middle positions of the springs, and the rolling box 4 fixedly connected to the special-shaped block 401 is also pushed upward, and at this time, the pulley at the bottom of the rolling box 4 is separated from the ground and is retracted into the counterweight base 2, as shown in fig. 9, during the movement, the L-shaped sliding block 501 also drives the fixed toothed plate 504 at the rear end to move and contact with the second gear 503, and the protective housing 102 is rapidly closed due to the rotation of the coaxially connected second gear 503, as shown in fig. 5 and fig. 7, when a non-operator contacts the device, the protective housing 102 is automatically closed to protect the display main body 1, the rolling box 4 is automatically retracted into the counterweight base 2, and the rollers at the bottom of the rolling box 4 are separated from the ground, not only can protect display screen main part 1, when the whole device bottom lost the gyro wheel, then can be difficult to remove, can also prevent that whole device from being stolen.
Example 3:
on the basis of examples 1 and 2:
as shown in fig. 3, fig. 2, fig. 9 and fig. 10, in the LCD display screen with a protection anti-theft cover temporarily used in this embodiment, further, an ejection component is installed inside the counterweight base 2, the ejection component includes a first gear 302, a sliding seat 303, a toothed plate frame 304 and a rotating component, the sliding seat 303 is arranged in parallel on the inner wall of the counterweight base 2 in front of the biaxial motor 3, the toothed plate frame 304 is installed between the sliding seats 303, sliding grooves are both arranged on the surfaces of both sides of the toothed plate frame 304, meshing teeth are arranged on the inner surface of one side of the toothed plate frame 304, the first gear 302 is installed on the front end output shaft of the biaxial motor 3, the toothed plate frame 304 is used in cooperation with the first gear 302, a plug pin 305 is installed on the top end of the toothed plate frame 304, the top of the plug pin 305 movably extends out of the surface of the counterweight base 2, a limit component is installed on the bottom end of the protection housing 102, the limit component is a socket 306, a socket 306 is installed on the edge of the bottom end of the protection housing 102, the surface of the socket 306 is provided with a circular hole, and the socket 306 is used with the pin 305.
When in work: as shown in fig. 3, fig. 2, fig. 9 and fig. 10, on the basis that the protective housing 102 is automatically closed to protect the display main body 1 and the rolling box 4 is automatically retracted into the counterweight base 2, the reversing motion of the dual-shaft motor 3 can also drive the rack 304 movably mounted on the sliding seat 303 to move upward, and in the moving process, the fixedly connected pins 305 are driven to move synchronously, and the pins 305 move upward to move out of the surface of the counterweight base 2, as shown in fig. 9, because the protective housing 102 is in the closed state, the sockets 306 fixedly mounted at the bottom end of the protective housing 102 are in the attached state, and at this time, the circular holes arranged on the surfaces of the sockets 306 are also in the same horizontal line, and at this time, the pins 305 moving out of the surface of the counterweight base 2 can extend into the circular holes on the surfaces of the sockets 306 to form a limit fit, as shown in fig. 10, because the distance between the display main body 1 and the counterweight base 2 is small, therefore, a stealer does not need to consider that the stealer has redundant space to open the protective shell 102 to steal the internal parts of the display screen main body 1, and the second gear 503 which can be coaxially connected with the hinge 101 can form a double-limiting effect, so that the device can perform double limiting under the operation of non-working personnel, and the display screen main body 1 is protected by the protective shell 102.
The working principle of the invention is as follows: as shown in fig. 1 to 5, the double-shaft motor 3 is started to rotate reversely by an external electric control component, the rotation of the double-shaft motor 3 drives the helical gears inside the steering transmission box 301 to perform meshing transmission, the transmission of the helical gears drives the driving rods 5 connected at two ends to synchronously rotate, the rotation of the driving rods 5 is matched with the L-shaped sliding blocks 501 through the thread surfaces, and under the limit of the limit top blocks 502, the L-shaped sliding blocks 501 move left and right on the surface of the driving rods 5 and below the limit top blocks 502, the movement of the L-shaped sliding blocks 501 drives the fixed toothed plates 504 fixedly connected with the rear end surfaces to synchronously move, at this time, the movement of the fixed toothed plates 504 pushes and extrudes the second gear 503 to rotate, because the top of the second gear 503 is connected with the movable end of the hinge 101, the rotation of the second gear 503 drives the hinge 101 coaxially connected to rotate, so that the protective housing 102 can be automatically opened, on the contrary, the fixed toothed plate 504 and the second gear 503 move oppositely, i.e. they can rotate in a meshed manner, and because the top of the second gear 503 is connected with the movable end of the hinge 101, the rotation of the second gear 503 can drive the hinge 101 coaxially connected to rotate, thereby realizing automatic closing, and improving the experience effect of the user, and the protection shell 102 can be unfolded to well protect the display screen main body 1, so as to prevent the device from being damaged due to collision of pedestrians from one side, and when the protection shell 102 is closed, the surface of the protection shell has no switch handle, and then the protection shell is difficult to be opened by external force, as shown in fig. 7, the damage of the display screen main body 1 due to contact or touch of non-working personnel when the device is not used or is idle is avoided, and further the use effect of the display screen main body 1 can be better protected;
as shown in fig. 6, 2, 4, 8 and 9, the first operating state: when the device is in a static state, the four groups of protection switches 602 are electrically connected, the gravity ball 601 is vertically arranged inside the trigger box 6 due to the action of gravity, the gravity ball 601 is not in contact with the four groups of protection switches 602, at the moment, the device placed in a display area is in a normal display state, as shown in the internal structure of the counterweight base 2 in fig. 2 or in the overall structure state in fig. 1, the rolling box part 4 is in contact with the ground, when a worker uses the device, the circuit connection of the gravity ball 601 is controlled and cut off through an external movement controller, and the overall structure of the trigger box 6 does not play a role, so that the placing position of the device can be randomly adjusted under the operation of the worker; and a second working state: when the device is in a moving state, that is, when a non-operator moves, and at the same time, the electrical connection of each set of switches inside the trigger box 6 is not cut off, the gravity ball 601 will swing inside the trigger box 6, as shown in fig. 6, at this time, the gravity ball will contact with the protection switch 602 and trigger the protection switch 602, and at the same time, the whole device can automatically perform an anti-theft state, when the anti-theft state is started, that is, the protection switch 602 is triggered, the biaxial motor 3 is started to rotate reversely, the rotation of the biaxial motor 3 drives the bevel gears inside the steering transmission box 301 to perform meshing transmission, the transmission of the bevel gears drives the driving rods 5 connected at both ends to perform synchronous rotation, the rotation of the driving rods 5 is matched with the L-shaped slider 501 through the thread surfaces, and under the limit of the limit top block 502, the L-shaped slider 501 is on the surface of the driving rod 5 and under the limit top block 502 to form left and right movement, one side of the L-shaped slider 501 moves, so that the L-shaped slider 501 and the special-shaped block 401 can be separated from each other, as shown in fig. 4 and fig. 8, during the movement of the special-shaped block 401, the special-shaped block 401 is pushed to move upward by the springs at the bottom ends of the two sides of the special-shaped block 401 and the limit sliding rods at the middle positions of the springs, and the rolling box 4 fixedly connected to the special-shaped block 401 is also pushed upward, and at this time, the pulley at the bottom of the rolling box 4 is separated from the ground and is retracted into the counterweight base 2, as shown in fig. 9, during the movement, the L-shaped sliding block 501 also drives the fixed toothed plate 504 at the rear end to move and contact with the second gear 503, and the protective housing 102 is rapidly closed due to the rotation of the coaxially connected second gear 503, as shown in fig. 5 and fig. 7, when a non-operator contacts the device, the protective housing 102 is automatically closed to protect the display main body 1, the rolling box 4 is automatically retracted into the counterweight base 2, and the rollers at the bottom of the rolling box 4 are separated from the ground, the display screen main body 1 can be protected, and the whole device is difficult to move when the bottom of the whole device loses the roller, and can be prevented from being stolen;
as shown in fig. 3, fig. 2, fig. 9 and fig. 10, on the basis that the protective housing 102 is automatically closed to protect the display main body 1 and the rolling box 4 is automatically retracted into the counterweight base 2, the reversing motion of the dual-shaft motor 3 can also drive the rack 304 movably mounted on the sliding seat 303 to move upward, and in the moving process, the fixedly connected pins 305 are driven to move synchronously, and the pins 305 move upward to move out of the surface of the counterweight base 2, as shown in fig. 9, because the protective housing 102 is in the closed state, the sockets 306 fixedly mounted at the bottom end of the protective housing 102 are in the attached state, and at this time, the circular holes arranged on the surfaces of the sockets 306 are also in the same horizontal line, and at this time, the pins 305 moving out of the surface of the counterweight base 2 can extend into the circular holes on the surfaces of the sockets 306 to form a limit fit, as shown in fig. 10, because the distance between the display main body 1 and the counterweight base 2 is small, therefore, a stealer does not need to consider that the stealer has redundant space to open the protective shell 102 to steal the internal parts of the display screen main body 1, and the second gear 503 which can be coaxially connected with the hinge 101 can form a double-limiting effect, so that the device can perform double limiting under the operation of non-working personnel, and the display screen main body 1 is protected by the protective shell 102.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a temporary LCD display screen that has protection theftproof cover, includes hinge (101) of display screen main part (1), display screen main part (1) both sides, protective housing (102) of installation on hinge (101), paper picture region (103) of protective housing (102) internal surface and counter weight base (2) of display screen main part (1) bottom installation, its characterized in that: the double-shaft motor (3) is installed at the middle position of the counterweight base (2), the driving mechanism is installed on the double-shaft motor (3), the telescopic mechanisms are installed at the bottoms of the counterweight base (2) on two sides of the double-shaft motor (3), and the induction mechanism is installed at the top of the counterweight base (2) on one side of the double-shaft motor (3).
2. A temporary LCD panel with a protective theft-proof cover according to claim 1, wherein: the driving mechanism comprises a steering transmission case (301), a driving rod (5), an L-shaped sliding block (501), a fixed toothed plate (504) and an executing component.
3. A temporary LCD panel with a protective theft-proof cover according to claim 2, wherein: the executing component comprises a second gear (503) and a limit top block (502).
4. A temporary LCD panel with a protective theft-proof cover according to claim 1, wherein: telescopic machanism includes roll case spare (4) and dysmorphism piece (401), and there are roll case spare (4) counterweight base (2) bottom of biax motor (3) both sides through fluting movable mounting, and special-shaped piece (401) are all installed on the top of roll case spare (4), and extrusion spring is all installed to the both sides bottom of special-shaped piece (401), and special-shaped piece (401) are used with L type slider (501) cooperation.
5. A temporary LCD panel with a protective theft-proof cover according to claim 1, wherein: the counterweight base (2) is internally provided with an ejection component, and the ejection component comprises a first gear (302), a sliding seat (303), a toothed plate frame (304) and a rotating component.
6. A temporary LCD display with a protective anti-theft cover according to claim 5, characterized in that: the top end of the rack (304) is provided with a bolt (305).
7. A temporary LCD panel with a protective theft-proof cover according to claim 1, wherein: and a limiting component is arranged at the bottom end of the protective shell (102), and the limiting component is a socket (306).
8. A temporary LCD panel with a protective theft-proof cover according to claim 1, wherein: the sensing mechanism comprises a trigger box (6), a gravity ball (601) and a protection switch (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122044.6A CN114783315B (en) | 2022-02-09 | 2022-02-09 | Temporary LCD display screen with protection anti-theft cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122044.6A CN114783315B (en) | 2022-02-09 | 2022-02-09 | Temporary LCD display screen with protection anti-theft cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114783315A true CN114783315A (en) | 2022-07-22 |
| CN114783315B CN114783315B (en) | 2023-07-07 |
Family
ID=82424190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210122044.6A Active CN114783315B (en) | 2022-02-09 | 2022-02-09 | Temporary LCD display screen with protection anti-theft cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114783315B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116234217A (en) * | 2023-05-10 | 2023-06-06 | 陕西浩悦博纳网络科技有限公司 | Speech control device based on intelligent home system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108685396A (en) * | 2018-05-25 | 2018-10-23 | 安徽盛美金属科技有限公司 | A kind of exhibition show stand |
| CN109747464A (en) * | 2019-03-21 | 2019-05-14 | 安徽能通新能源科技有限公司 | One kind moving antitheft charging pile system |
| CA3148284A1 (en) * | 2019-07-22 | 2021-02-18 | Sidep Electronics (Shanghai) Co., Ltd. | An advertising display unit and anti-theft antenna panel |
| CN112767846A (en) * | 2020-12-31 | 2021-05-07 | 深圳市跟投网络服务有限公司 | Securities investment combination analysis demonstration device and demonstration method |
| CN213512946U (en) * | 2020-10-22 | 2021-06-22 | 山东诚硕信息科技有限公司 | Anti-overturning computer display expansion device |
| CN113294632A (en) * | 2021-05-06 | 2021-08-24 | 深圳市贝可科技有限公司 | Liquid crystal display back plate supporting type liquid crystal television |
| CN113744657A (en) * | 2021-09-13 | 2021-12-03 | 深圳市艾森视讯科技有限公司 | LED display screen with protection anti-theft cover for classroom |
| CN215733530U (en) * | 2021-06-01 | 2022-02-01 | 星凯电气有限公司 | Automatic charging pile with protection structure |
-
2022
- 2022-02-09 CN CN202210122044.6A patent/CN114783315B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108685396A (en) * | 2018-05-25 | 2018-10-23 | 安徽盛美金属科技有限公司 | A kind of exhibition show stand |
| CN109747464A (en) * | 2019-03-21 | 2019-05-14 | 安徽能通新能源科技有限公司 | One kind moving antitheft charging pile system |
| CA3148284A1 (en) * | 2019-07-22 | 2021-02-18 | Sidep Electronics (Shanghai) Co., Ltd. | An advertising display unit and anti-theft antenna panel |
| CN213512946U (en) * | 2020-10-22 | 2021-06-22 | 山东诚硕信息科技有限公司 | Anti-overturning computer display expansion device |
| CN112767846A (en) * | 2020-12-31 | 2021-05-07 | 深圳市跟投网络服务有限公司 | Securities investment combination analysis demonstration device and demonstration method |
| CN113294632A (en) * | 2021-05-06 | 2021-08-24 | 深圳市贝可科技有限公司 | Liquid crystal display back plate supporting type liquid crystal television |
| CN215733530U (en) * | 2021-06-01 | 2022-02-01 | 星凯电气有限公司 | Automatic charging pile with protection structure |
| CN113744657A (en) * | 2021-09-13 | 2021-12-03 | 深圳市艾森视讯科技有限公司 | LED display screen with protection anti-theft cover for classroom |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116234217A (en) * | 2023-05-10 | 2023-06-06 | 陕西浩悦博纳网络科技有限公司 | Speech control device based on intelligent home system |
| CN116234217B (en) * | 2023-05-10 | 2023-09-29 | 陕西浩悦博纳网络科技有限公司 | Speech control device based on intelligent home system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114783315B (en) | 2023-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA3080163C (en) | Wine cabinet with storage and display chambers | |
| CN102324708B (en) | Device for interlocking chassis vehicle with cabinet door of circuit breaker chamber | |
| CN114783315A (en) | Temporary LCD display screen with protective anti-theft cover | |
| CN105513206A (en) | Automatic vending machine | |
| CA2579258A1 (en) | Lifting and barrier mechanisms | |
| CN208904430U (en) | A kind of High-voltage Electric tank anticollision device, collision-prevention device | |
| CN218569573U (en) | Cabinet door interlocking device of electrical switch cabinet | |
| CN204178453U (en) | A kind of automatic vending machine | |
| CN217307004U (en) | Low-voltage switch cabinet with protection and alarm functions | |
| CN200985677Y (en) | Cabinet door lock | |
| CN209683476U (en) | Automatic extending-contracting apparatus | |
| CN218384037U (en) | Wisdom district integrated form self-sustaining building entrance guard intercom system | |
| CN214433243U (en) | Novel liftable showcase | |
| CN207338932U (en) | Anti-misoperation apparatus and switchgear on a kind of switchgear | |
| CN217104820U (en) | Transmission mechanism of quick-acting brake | |
| CN112401572A (en) | Automatic protection device for display case to be knocked down during electronic product display | |
| CN216861338U (en) | Disabled person guide plate with side guardrail function for taxi | |
| CN219204976U (en) | Network service terminal equipment | |
| CN211530558U (en) | Draw-out type switch device | |
| CN219998885U (en) | Explosion-proof cabinet with instrument operation button | |
| CN109606261A (en) | A kind of simulation door opening anti-collision warning device before automobile door opening | |
| CN220667130U (en) | Mechanical parking equipment and anti-falling device thereof | |
| CN217935624U (en) | Wireless broadcast host with self-protection function | |
| CN219247515U (en) | Movable dustproof charger | |
| CN112987877B (en) | Computer case with mistaken-installation-prevention reminding function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |