CN111322494A - Lifting device and LED display equipment with same - Google Patents
Lifting device and LED display equipment with same Download PDFInfo
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- CN111322494A CN111322494A CN202010268810.0A CN202010268810A CN111322494A CN 111322494 A CN111322494 A CN 111322494A CN 202010268810 A CN202010268810 A CN 202010268810A CN 111322494 A CN111322494 A CN 111322494A
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- screw rod
- lifting
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- connecting block
- belt
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- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000003028 elevating effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application discloses a lifting device and LED display equipment with the same, wherein the lifting device comprises a lifting assembly, a first base and a driving assembly, and the lifting assembly comprises a second base, a lifting sleeve and a screw rod; two ends of the lifting sleeve are respectively fixed on the first base and the second base; the side wall of the lifting sleeve is provided with a sliding groove, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the sliding groove to be connected with an object to be lifted, one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the screw rod is rotatably connected with the second base, and the other end of the screw rod is connected; the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted. The application can realize the automatic lifting function of the display screen and realize the accurate adjustment of the position of the display screen.
Description
Technical Field
The application relates to the technical field of display, in particular to a lifting device and an LED display device with the same.
Background
With the development of LED display technology and the promotion of the market demand of display application, the high-density and high-definition LED display screen becomes a new favorite in the market.
The LED display screen is visual and convenient to display, and is widely applied to advertisement exhibition. LED display screen field, especially indoor LED display screen field, the display screen that the meeting was used is mostly unable lift, or carries out the height of display screen through manual regulation and adjust, and this kind of manual regulation often the precision is handed over the end, and when adjusting the LED display screen of great size, less dimensional error can demonstrate very obvious height not level.
In view of the above, overcoming the deficiencies of the prior art is an urgent problem in the art.
Disclosure of Invention
The technical problem that this application mainly solved provides a elevating gear and have this elevating gear's LED display device, this elevating gear's drive assembly drive screw rotates, the screw rod can make the connecting block have and follows the pivoted trend when rotating, but the connecting block card can't rotate in the spout, thereby make connecting block and screw rod rotate relatively, the connecting block is following the screw thread of screw rod along the axial motion of screw rod, when fixing the display screen on the connecting block as treating the thing that goes up and down, can realize the automatic lift function of display screen, realize the accurate adjustment of display screen position.
In order to solve the technical problem, the application adopts a technical scheme that: provides a lifting device, which comprises a lifting component, a first base and a driving component,
the lifting assembly comprises a second base, a lifting sleeve and a screw rod;
two ends of the lifting sleeve are respectively fixed on the first base and the second base;
the side wall of the lifting sleeve is provided with a chute, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the chute to be connected with an object to be lifted,
one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the other end of the screw rod is connected with the driving assembly, and the screw rod is rotatably connected with the second base;
the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted.
The lifting device comprises a movable shell, the movable shell comprises a bottom plate and side plates turned up on two sides of the bottom plate, two opposite sliding rails are arranged on the outer side wall of the lifting sleeve, at least two sliding blocks are arranged on the sliding rails, the sliding blocks are connected to the sliding rails in a sliding mode, the side plates are fixed to the sliding blocks, and the bottom plate is fixed to the connecting block.
The side plates are connected with the bottom plate through the concave parts, the two side edges of the sliding groove form convex parts in the direction away from each other, and the convex parts are embedded into the concave parts.
The connecting block is connected with the bottom plate through a bolt, and the side plate is connected with the sliding block through a bolt.
The connecting block comprises a trapezoidal nut and a fixed block, the trapezoidal nut is sleeved on the screw rod, the trapezoidal nut is in threaded connection with the screw rod, the fixed block is fixed on the trapezoidal nut, one end of the fixed block penetrates through the sliding groove, and a connecting hole is formed in one end of the sliding groove, through which the fixed block penetrates, and is used for connecting an object to be lifted.
The driving assembly comprises a first conveying belt, a motor and a control box body, the first conveying belt and the motor are located inside the control box body, the control box body is fixed on the second base, the first conveying belt comprises a first belt pulley and a second belt pulley, the first belt pulley is connected with the motor, the second belt pulley is fixedly connected with the screw rod, and the motor drives the second belt pulley to rotate through the first conveying belt so as to drive the screw rod to rotate.
The lifting device comprises two lifting components, the driving component further comprises a second conveying belt, the second conveying belt comprises a third belt pulley and a fourth belt pulley, the third belt pulley and the first belt pulley are coaxially arranged, and the fourth belt pulley and the second belt pulley are respectively connected with two screws of the lifting components so as to drive the two lifting components to lift synchronously.
The inner wall of the control box body is provided with an inner box body, the inner box body is located at the bottom of the first conveying belt, a connecting rod is arranged on the inner box body, one end of the connecting rod is hinged to the upper surface of the inner box body, the other end of the connecting rod is hinged to a belt fastening wheel, the belt fastening wheel is located on one side of the first conveying belt, a fastening piece is arranged in the middle of the connecting rod, and the fastening piece is used for fixing the connecting rod to the inner box body when the connecting rod rotates for a preset angle, so that the belt fastening wheel is abutted to a belt on the first conveying belt.
The first base is provided with a plurality of positioning columns, one end of the lifting sleeve is provided with a plurality of positioning holes, and the lifting sleeve is fixed on the first base through the positioning holes and the positioning columns.
In order to solve the above technical problem, another technical solution adopted by the present application is: there is provided an LED display device comprising the lifting device of any one of the above.
The beneficial effect of this application is: different from the prior art, the application provides a lifting device, which comprises a lifting assembly, a first base and a driving assembly, wherein the lifting assembly comprises a second base, a lifting sleeve and a screw rod; two ends of the lifting sleeve are respectively fixed on the first base and the second base; the side wall of the lifting sleeve is provided with a sliding groove, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the sliding groove to be connected with an object to be lifted, one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the screw rod is rotatably connected with the second base, and the other end of the screw rod is connected; the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted. Among this application elevating gear, drive assembly drive screw rotates, and the screw rod can make the connecting block have and follow the pivoted trend when rotating, but the connecting block card can't rotate in the spout to make connecting block and screw rod rotate relatively, the connecting block is along the screw thread of screw rod along the axial motion of screw rod, when fixing the display screen on the connecting block as treating the thing that goes up and down, can realize the automatic rising function of display screen, realize the accurate regulation of display screen position.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic view of a first viewing angle structure of an embodiment of an LED display device provided in an embodiment of the present application;
fig. 2 is a schematic view of a second viewing angle structure of an embodiment of an LED display device provided in the present application;
fig. 3 is a schematic structural diagram of a frame and a lifting device in an embodiment of an LED display device provided in the present application;
FIG. 4 is a schematic structural diagram of an embodiment of an LED display device according to the present disclosure, where a belt fastening pulley is disposed;
fig. 5 is a schematic view illustrating a first view structure of a lifting device in an embodiment of an LED display device provided in the present application;
fig. 6 is a schematic view of a second viewing angle structure of a lifting device in an embodiment of an LED display device provided in the present application;
fig. 7 is a schematic structural diagram of a lifting assembly in an embodiment of an LED display device provided in the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, the word "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the application. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present application may be practiced without these specific details. In other instances, well-known structures and processes are not set forth in detail in order to avoid obscuring the description of the present application with unnecessary detail. Thus, the present application is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
The embodiment of the application provides a lifting device, which comprises a lifting assembly, a first base and a driving assembly, wherein the lifting assembly comprises a second base, a lifting sleeve and a screw rod; two ends of the lifting sleeve are respectively fixed on the first base and the second base; the side wall of the lifting sleeve is provided with a sliding groove, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the sliding groove to be connected with an object to be lifted, one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the screw rod is rotatably connected with the second base, and the other end of the screw rod is connected; the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted. The following are detailed below.
Referring to fig. 1, fig. 1 is a schematic view illustrating a first viewing angle structure of an embodiment of an LED display device according to the present disclosure; fig. 2 is a schematic view of a second viewing angle structure of an embodiment of an LED display device provided in the present application; fig. 3 is a schematic structural diagram of a frame and a lifting device in an embodiment of an LED display device provided in the present application; FIG. 4 is a schematic structural diagram of an embodiment of an LED display device according to the present disclosure, where a belt fastening pulley is disposed; fig. 5 is a schematic view illustrating a first view structure of a lifting device in an embodiment of an LED display device provided in the present application; fig. 6 is a schematic view of a second viewing angle structure of a lifting device in an embodiment of an LED display device provided in the present application; fig. 7 is a schematic structural diagram of a lifting assembly in an embodiment of an LED display device provided in the present application.
Referring to fig. 1 to 7, in the embodiment of the present application, the LED display device 10 includes a display screen 101 and a lifting device 11, the display screen 101 is fixed on the lifting device 11, and the lifting device 11 can be lifted, so as to adjust the height of the display screen 101.
Specifically, the LED display device 10 further includes a frame 102, the frame 102 is fixed on the lifting device 11, and the display screen 101 is fixed on the frame 102. The edge of the frame 102 is also provided with a sound outlet 104 and a signal interface end 103.
In the embodiment of the present application, the lifting device 11 includes a lifting assembly 12, a first base 111, and a driving assembly 13. Specifically, the number of the lifting assemblies 12 is two, and two lifting assemblies 12 are fixed on the first base 111, but in other embodiments, the number of the lifting assemblies 12 may be increased or decreased according to specific situations. The structure of each lifting assembly 12 is the same, and only the structure of one lifting assembly 12 will be described later.
The lifting assembly 12 includes a second base 127, a lifting sleeve 121, and a lead screw. The two ends of the lifting sleeve 121 are fixed to the first base 111 and the second base 127, respectively. The side wall of the lifting sleeve 121 is provided with a sliding groove 123, the screw rod comprises a screw rod 123 and a connecting block 124, the screw rod 123 is accommodated in the lifting sleeve 121, the connecting block 124 is sleeved on the screw rod 123, the connecting block 124 is in threaded connection with the screw rod 123, and one end of the connecting block 124 penetrates through the sliding groove 123 to connect an object to be lifted. The object to be lifted is the frame 102, and in other embodiments, the lifting device 12 can also be used for lifting other objects to be lifted.
One end of the screw 123 is rotatably connected to the first base 111, the other end of the screw 123 passes through the second base 127, the screw 123 is rotatably connected to the second base 127, and the other end of the screw 123 is connected to the driving assembly 13. The screw 123 is rotatably connected to the second mount 127 through a bearing.
The driving assembly 13 drives the screw rod 123 to rotate, and the rotation of the screw rod 123 causes the connecting block 124 to have a tendency to follow the rotation, but the connecting block 124 is blocked in the sliding groove 122 and cannot rotate, so that the connecting block 124 and the screw rod 123 rotate relatively. The connecting block 124 moves along the axial direction of the screw 123 along the thread of the screw 123, and then drives the frame 102 fixed thereon to lift, and further drives the display screen 101 to move.
Furthermore, one of the lifting assemblies 12 is further provided with a lifting control panel 105, and the lifting control panel 105 is provided with a lifting button and a descending button. The lifting control panel 105 is connected to the driving assembly 13, and controls the driving assembly 13, thereby controlling the lifting of the display screen 101.
In this embodiment, the lifting device 11 includes the movable housing 15, the movable housing 15 includes a bottom plate 151 and a side plate 152 that two sides of the bottom plate 151 are turned up, the outer side wall of the lifting sleeve 121 is provided with two opposite sliding rails 125, the sliding rails 125 are provided with at least two sliding blocks 126, the sliding blocks 126 are slidably connected to the sliding rails 125, the side plate 152 is fixed to the sliding blocks 126, the bottom plate 151 is fixed to the connecting block 124, and the side plate 152 is fixed to the sliding blocks 126.
In the embodiment of the present application, the side plates 152 and the bottom plate 151 are connected by the recessed portion 156, the two side edges of the sliding groove 123 are formed as the protruding portions 128 in the direction away from each other, and the protruding portions 128 are embedded in the recessed portion 156.
In the embodiment of the present application, the connecting block 124 and the bottom plate 151 are connected by bolts, and the side plate 152 and the slider 126 are connected by bolts. Specifically, the bottom plate 151 is provided with first threaded holes 153, the first threaded holes 153 are distributed at upper and lower ends of the bottom plate 153, and the bottom plate 151 is connected to the connecting block 124 and the frame 102 through the first threaded holes 153. The side plate 152 is provided with a second threaded hole 154, the second threaded hole 154 is distributed at the upper end and the lower end of the side plate 152, and the side plate 152 is connected with the sliding block 126 through the second threaded hole 154.
In the embodiment of the present application, the connecting block 124 includes a trapezoidal nut 1242 and a fixing block 1241, the trapezoidal nut 1242 is sleeved on the screw rod 123, the trapezoidal nut 1242 is in threaded connection with the screw rod 123, the fixing block 1241 is fixed on the trapezoidal nut 1242, one end of the fixing block 1241 passes through the sliding chute 123, and one end of the fixing block 1241 passing through the sliding chute 123 is provided with a connecting hole for connecting the frame 102.
In the embodiment of the present application, the driving assembly 13 includes a first conveyor belt 133, a motor 132, and a control box 131. The first conveyor belt 133 and the motor 132 are located inside the control box body 131, the control box body 131 is fixed on the second base 127, the first conveyor belt 133 comprises a first belt pulley 141 and a second belt pulley 142, the first belt pulley 141 is connected with the motor 132, the second belt pulley 142 is fixedly connected with the screw 123, and the motor 132 drives the second belt pulley 142 to rotate through the first conveyor belt 133, so as to drive the screw 123 to rotate.
In the embodiment of the present application, the lifting device 11 includes two lifting assemblies 12, the driving assembly 13 further includes a second transmission belt 134, the second transmission belt 134 includes a third belt pulley 143 and a fourth belt pulley 144, the third belt pulley 143 and the first belt pulley 141 are coaxially disposed, and the fourth belt pulley 144 and the second belt pulley 142 are respectively connected to the screws 123 of the two lifting assemblies 12, so as to drive the two lifting assemblies 12 to lift synchronously.
In the embodiment of the present application, the inner wall of the control box body 131 is provided with the inner box body 136, the inner box body 136 is located the bottom of the first conveying belt 133, the inner box body 136 is provided with the connecting rod 137, one end of the connecting rod 137 is hinged to the upper surface of the inner box body 136, the other end of the connecting rod 137 is hinged to the belt fastening wheel 135, the belt fastening wheel 135 is located on one side of the first conveying belt 133, the middle part of the connecting rod 137 is provided with the fastener 138, the fastener 138 rotates at the connecting rod 137 for a preset angle, the connecting rod 137 is fixed to the inner box body 136, so that the belt fastening wheel 135 supports. Specifically, an arc-shaped groove is formed above the inner box 136, the fastening piece 138 is a fastening bolt, one end of the fastening piece 138 is fixed to the connecting rod 137, the fastening piece 138 can slide in the arc-shaped groove, and the connecting rod 137 is driven to rotate by a preset angle, so that the connecting rod 137 is fixed, the belt fastening wheel 135 can be abutted to the belt of the first conveyor belt 133, the first conveyor belt 133 is tensioned, and the transmission efficiency is maintained.
In the embodiment of the present application, the first base 111 is provided with a plurality of positioning pillars 112, one end of the lifting sleeve 121 is provided with a plurality of positioning holes, and the lifting sleeve 121 is fixed on the first base 111 through the plurality of positioning holes and the plurality of positioning pillars 112. Of course, the lifting sleeve 121 and the first base 111 may be detachably connected by a screw or other means.
In the embodiment of the present application, the LED display device 10 further includes a hollow wiring groove 106. One end of the wiring groove 106 is fixed on the control box 131, and the other end of the wiring groove 106 is suspended or fixed at the bottom of the lifting sleeve 121. Specifically, the cabling channel 106 is a flexible cabling channel, for example, the cabling channel 106 is a chain cabling channel. The wiring groove 106 is used for accommodating lines such as data lines and power lines, thereby enabling the LED display device 10 to input electrical signals to the driving assembly 13.
The beneficial effect of this application is: different from the prior art, the application provides a lifting device, which comprises a lifting assembly, a first base and a driving assembly, wherein the lifting assembly comprises a second base, a lifting sleeve and a screw rod; two ends of the lifting sleeve are respectively fixed on the first base and the second base; the side wall of the lifting sleeve is provided with a sliding groove, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the sliding groove to be connected with an object to be lifted, one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the screw rod is rotatably connected with the second base, and the other end of the screw rod is connected; the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted. Among this application elevating gear, drive assembly drive screw rotates, and the screw rod can make the connecting block have and follow the pivoted trend when rotating, but the connecting block card can't rotate in the spout to make connecting block and screw rod rotate relatively, the connecting block is along the screw thread of screw rod along the axial motion of screw rod, when fixing the display screen on the connecting block as treating the thing that goes up and down, can realize the automatic rising function of display screen, realize the accurate regulation of display screen position.
The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.
Claims (10)
1. A lifting device is characterized by comprising a lifting component, a first base and a driving component,
the lifting assembly comprises a second base, a lifting sleeve and a screw rod;
two ends of the lifting sleeve are respectively fixed on the first base and the second base;
the side wall of the lifting sleeve is provided with a chute, the screw rod comprises a screw rod and a connecting block, the screw rod is accommodated in the lifting sleeve, the connecting block is sleeved on the screw rod, the connecting block is in threaded connection with the screw rod, one end of the connecting block penetrates through the chute to be connected with an object to be lifted,
one end of the screw rod is rotatably connected to the first base, the other end of the screw rod penetrates through the second base, the other end of the screw rod is connected with the driving assembly, and the screw rod is rotatably connected with the second base;
the driving component drives the screw rod to rotate so as to enable the connecting block to move along the axial direction of the screw rod, and then the object to be lifted is lifted.
2. The lifting device according to claim 1, wherein the lifting device comprises a movable housing, the movable housing comprises a bottom plate and side plates, the two sides of the bottom plate are turned up, the outer side wall of the lifting sleeve is provided with two opposite slide rails, the slide rails are provided with at least two slide blocks, the slide blocks are slidably connected to the slide rails, the side plates are fixed on the slide blocks, and the bottom plate is fixed on the connecting block.
3. The lifting device according to claim 2, wherein the side plates are connected with the bottom plate through a recessed portion, and both side edges of the sliding groove are formed with a protruding portion in a direction away from each other, and the protruding portion is embedded in the recessed portion.
4. The lifting device as claimed in claim 2, wherein the connecting block and the bottom plate are connected by bolts, and the side plate and the slider are connected by bolts.
5. The lifting device as claimed in claim 2, wherein the connecting block comprises a trapezoidal nut and a fixing block, the trapezoidal nut is sleeved on the screw, the trapezoidal nut is in threaded connection with the screw, the fixing block is fixed on the trapezoidal nut, one end of the fixing block passes through the sliding groove, and one end of the fixing block passing through the sliding groove is provided with a connecting hole for connecting an object to be lifted.
6. The lifting device according to claim 1, wherein the driving assembly comprises a first belt, a motor and a control box, the first belt and the motor are located inside the control box, the control box is fixed on the second base, the first belt comprises a first belt pulley and a second belt pulley, the first belt pulley is connected with the motor, the second belt pulley is fixedly connected with the screw, and the motor drives the second belt pulley to rotate through the first belt, so as to drive the screw to rotate.
7. The lifting device as claimed in claim 6, wherein the lifting device comprises two lifting assemblies, the driving assembly further comprises a second conveyor belt, the second conveyor belt comprises a third belt pulley and a fourth belt pulley, the third belt pulley and the first belt pulley are coaxially arranged, and the fourth belt pulley and the second belt pulley are respectively connected with the screws of the two lifting assemblies, so as to drive the two lifting assemblies to lift synchronously.
8. The lifting device as claimed in claim 7, wherein an inner box is disposed on an inner wall of the control box, the inner box is located at a bottom of the first conveyor belt, a connecting rod is disposed on the inner box, one end of the connecting rod is hinged to an upper surface of the inner box, the other end of the connecting rod is hinged to a belt fastening wheel, the belt fastening wheel is located on one side of the first conveyor belt, a fastener is disposed in a middle of the connecting rod, and the fastener fixes the connecting rod to the inner box when the connecting rod rotates by a predetermined angle, so that the belt fastening wheel abuts against a belt of the first conveyor belt.
9. The lifting device as claimed in claim 1, wherein the first base has a plurality of positioning posts, one end of the lifting sleeve has a plurality of positioning holes, and the lifting sleeve is fixed to the first base through the positioning holes and the positioning posts.
10. An LED display device, characterized in that it comprises a lifting device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010268810.0A CN111322494A (en) | 2020-04-08 | 2020-04-08 | Lifting device and LED display equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010268810.0A CN111322494A (en) | 2020-04-08 | 2020-04-08 | Lifting device and LED display equipment with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111322494A true CN111322494A (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010268810.0A Pending CN111322494A (en) | 2020-04-08 | 2020-04-08 | Lifting device and LED display equipment with same |
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| CN (1) | CN111322494A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114842772A (en) * | 2022-04-14 | 2022-08-02 | 上海科技馆 | Solar telescope exhibition system and method capable of automatically adjusting display height |
-
2020
- 2020-04-08 CN CN202010268810.0A patent/CN111322494A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114842772A (en) * | 2022-04-14 | 2022-08-02 | 上海科技馆 | Solar telescope exhibition system and method capable of automatically adjusting display height |
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Address after: 518000 201, No. 13, Huiye Road, Tangjia community, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Applicant after: Shendecai Technology (Shenzhen) Co., Ltd Address before: 518000 201, No. 13, Huiye Road, Tangjia community, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Applicant before: Shendecai photoelectric (Shenzhen) Co.,Ltd. |