CN214467658U - Electric lift projector hoisting frame - Google Patents
Electric lift projector hoisting frame Download PDFInfo
- Publication number
- CN214467658U CN214467658U CN202022849518.6U CN202022849518U CN214467658U CN 214467658 U CN214467658 U CN 214467658U CN 202022849518 U CN202022849518 U CN 202022849518U CN 214467658 U CN214467658 U CN 214467658U
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- lifting
- mounting bracket
- frame
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Abstract
The utility model discloses an electric lift projector hoists frame, mount, projector's mounting bracket, mount and projector's mounting bracket between be connected with flexible balanced gallows, the top and the mount of flexible balanced gallows are connected, the bottom and the projector's mounting bracket of flexible balanced gallows are connected, mount and house ceiling or wall fixed connection, projector's mounting bracket installation projector, flexible balanced gallows is equipped with actuating mechanism. The device is characterized in that a telescopic balance hanging bracket is connected between a fixing bracket and a projector mounting bracket, the fixing bracket is fixedly connected with a house ceiling or a wall, and the projector mounting bracket is used for mounting a projector; the driving mechanism is arranged on the telescopic balance hanging frame to extend or retract the telescopic balance hanging frame so as to adjust the height of the projector, so that follow-up workers can conveniently carry out maintenance and maintenance work such as dust removal, wiping, replacement of optical elements of the projector and the like on the projector.
Description
Technical Field
The utility model relates to a projector auxiliary component is exactly an electric lift projector hoist and mount frame.
Background
A projector is an optical apparatus that enlarges and projects an image contour onto a screen such as a screen using an optical element. When original projector fixed mounting was on the ceiling, the staff can not be fine adjustment projector's mounting height, angle, and inconvenient follow-up staff removes dust to the projector, cleans, changes maintenance work such as projector optical element. The staff can only utilize the herringbone cat ladder to maintain the projector, and there is the high altitude construction danger. Particularly, when a projector installed in a classroom of a middle school and a primary school is maintained, maintenance personnel cannot conveniently place the herringbone crawling ladder for maintenance and repair work due to the fact that a large number of desk seats are placed in the classroom, and particularly when the desk seats are fixedly connected with the ground.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an electric lift projector hoists frame, the device solve current projector fixed mounting on the ceiling, inconvenient follow-up staff removes dust, cleans, changes the problem of maintenance work such as projector optical element to the projector.
In order to solve the above technical problem, the utility model discloses a following technical means:
the utility model provides an electric lift projector hoist and mount frame, mount, projector's mounting bracket, mount and projector's mounting bracket between be connected with flexible balanced gallows, flexible balanced gallows's top is connected with the mount, flexible balanced gallows's bottom is connected with the projector mounting bracket, mount and house ceiling or wall fixed connection, projector mounting bracket installation projector, flexible balanced gallows is equipped with actuating mechanism.
The device is characterized in that a telescopic balance hanging bracket is connected between a fixing bracket and a projector mounting bracket, the fixing bracket is fixedly connected with a house ceiling or a wall, and the projector mounting bracket is used for mounting a projector; the driving mechanism is arranged on the telescopic balance hanging frame to extend or retract the telescopic balance hanging frame so as to adjust the height of the projector, so that follow-up workers can conveniently carry out maintenance and maintenance work such as dust removal, wiping, replacement of optical elements of the projector and the like on the projector.
The further preferred technical scheme is as follows:
the driving mechanism is provided with a lifting host box, a main driving motor is arranged in a casing of the lifting host box, the driving control panel is electrically connected with the main driving motor and controls the main driving motor to do driving control, the main driving motor drives a winding drum shaft through a transmission assembly, a hoisting belt is wound on a ring drum of the winding drum shaft, one end of the hoisting belt is wound on the winding drum shaft, and the other end of the hoisting belt is fixedly connected with a projector mounting frame.
Through setting up the main frame case that falls, be convenient for set up other drive assembly in the casing that falls the main frame case. Through setting up main driving motor, hoist cylinder axle, circle section of thick bamboo and hoist and mount area, thereby be convenient for make hoist and mount area pack up or release and change the height of projector's mounting bracket through utilizing main driving motor drive hoist cylinder axle to rotate.
The driving mechanism is provided with an upper limiting component and a lower limiting component, and the upper limiting component and the lower limiting component limit the ascending and descending height range of the hoisting belt.
Through setting up spacing subassembly from top to bottom, be convenient for inject hoist and mount area and rise and the high scope that descends, make the height of projector mounting bracket go up and down at required within range. The upper and lower limit components are travel switches. The travel switch is electrically connected with the driving control board and sends a control signal to the driving control board to control the driving motor to stop after being triggered.
The driving mechanism is provided with a lifting locking assembly, and the lifting locking assembly locks the hoisting roller shaft after the hoisting belt stops lifting.
Through setting up lift locking subassembly, be convenient for utilize lift locking subassembly to lock the hoist roller axle.
The transmission assembly is provided with a transmission gear set and a hoisting drum shaft, the transmission gear set is provided with a driving gear and a driven gear which are meshed with each other, the driving gear is connected to the shaft of a main driving motor, and the driven gear is connected to the hoisting drum shaft.
Through setting up drive gear group, be convenient for utilize drive gear group drive hoist roller axle, make hoist roller axle motion stable, the controllability is high.
The telescopic balance hanging bracket is a multi-connecting-rod cross shearing hanging bracket which is symmetrically arranged at two sides of the shell of the lifting main case in two groups, a balance connecting rod is arranged between the two groups of multi-connecting-rod cross shearing hanging brackets, and a cable fixing clamp is arranged on the balance connecting rod; two lifting belts are respectively arranged in the middle of the two groups of telescopic balance lifting frames.
The multi-connecting-rod cross shear hanging frames are symmetrically arranged on two sides of the shell of the lifting main case in two groups, so that the stability of the projector mounting frame is high. The cable fixing clip is helpful for fixing the cable, the hoisting belt is two, and the cable fixing clip is respectively arranged in the middle of the two groups of telescopic balance hangers so as to be convenient for stress balance.
The hoisting belt is a nylon belt or a steel wire rope.
The projector mounting frame is provided with a horizontal adjusting disc, an adjusting rod and a connecting frame, and annular grooves are formed in the periphery of the horizontal adjusting disc at intervals; the adjusting rod body is provided with a long slotted hole, the end of the outer end of the adjusting rod is provided with a circular hole, the end of the long slotted hole is fixedly connected with the horizontal adjusting disc through a bolt, the circular hole is connected with the top end of the connecting frame through a bolt, and the bottom end of the connecting frame is connected with the projector.
By arranging the horizontal adjusting disc and the adjusting rod, the angle of the projector can be adjusted conveniently in a rotating mode. Through setting up the link, be convenient for connect projector mounting bracket and projector through the link.
Drawings
Fig. 1 is a schematic structural view of the telescopic balance hanger of the present invention when it is extended.
Fig. 2 is a schematic structural view of the telescopic balance hanger of the present invention when retracted.
Fig. 3 is a side view of the telescopic counter-hanger of fig. 1.
Fig. 4 is a schematic structural view of the main lifting cabinet of the present invention.
Fig. 5 is a schematic structural diagram of the projector mounting bracket of the present invention.
Fig. 6 is a schematic diagram of a line card structure of the present invention.
Description of reference numerals: 1-a fixed mount; 2, lifting the main case; 3-a telescopic balance hanging bracket; 4-an adjusting rod; 5-a connecting frame; 6-a projector; 7-horizontal adjusting plate; 8-projector mount; 9-hoisting belt; 10-a housing; 11-a balance link; 12-cable fixing clip; 13-a ring drum; 14-hoisting drum shaft; 15-a driven gear; 16-a main drive motor; 17-driving gear.
Detailed Description
The present invention will be further described with reference to the following examples.
Referring to fig. 1 and 2, the lifting frame of the electric lift projector 6 of the present invention comprises a fixed frame 1, a telescopic balance lifting frame 3 and a projector mounting frame 8; be connected with flexible balanced gallows 3 between mount 1 and the projector mounting bracket 8, the top and the mount 1 of flexible balanced gallows 3 are connected, and the bottom and the projector mounting bracket 8 of flexible balanced gallows 3 are connected, mount 1 and house ceiling or wall fixed connection, projector 6 is installed to projector mounting bracket 8, and flexible balanced gallows 3 is equipped with actuating mechanism.
Referring to fig. 1, 2 and 4, a main driving motor 16 is arranged in a casing 10 of the lifting main cabinet 2, and a driving control board electrically connected with the main driving motor 16 and controlling the main driving motor 16 to operate, the main driving motor 16 drives a winding drum shaft 14 through a transmission assembly, a hoisting belt 9 is wound on a ring drum 13 of the winding drum shaft 14, one end of the hoisting belt 9 is wound on the winding drum shaft 14, and the other end of the hoisting belt 9 is fixedly connected with a projector mounting frame 8.
By providing the lifting mainframe box, it is convenient to provide other driving components in the casing 10 of the lifting mainframe box. By arranging the main driving motor 16, the hoisting roller shaft 14, the ring barrel 13 and the hoisting belt 9, the hoisting belt 9 can be conveniently retracted or released by driving the hoisting roller shaft 14 to rotate by using the main driving motor 16, so that the height of the projector mounting frame 8 can be changed.
The shaft driving mechanism of the main driving motor 16 is provided with an upper limiting component and a lower limiting component, and the upper limiting component and the lower limiting component limit the ascending and descending height range of the hoisting belt 9.
Through setting up spacing subassembly from top to bottom, be convenient for inject hoist and mount area 9 and rise and the high scope that descends, make 8 high within the required within range lifts of projector mounting bracket. The upper and lower limit components are travel switches. The travel switch is electrically connected with the driving control board and sends a control signal to the driving control board to control the driving motor to stop after being triggered.
The shaft driving mechanism of the main driving motor 16 is provided with a lifting locking assembly, and the lifting locking assembly locks the lifting belt 9 after the lifting stops.
By providing the lift locking assembly, the winch drum shaft 14 is conveniently locked by the lift locking assembly.
The shaft transmission component of the main driving motor 16 is provided with a transmission gear set and a winding drum shaft 14, the transmission gear set is provided with a driving gear 17 and a driven gear 15 which are meshed with each other, the driving gear 17 is connected to the shaft of the main driving motor 16, and the driven gear 15 is connected to the winding drum shaft 14.
Through setting up drive gear group, be convenient for utilize drive gear group drive hoist cylinder axle 14, make hoist cylinder axle 14 motion stable, the controllability is high.
As can be seen from fig. 1, 2, 3 and 6, the telescopic balance hangers 3 are multi-link cross-shearing hangers, the multi-link cross-shearing hangers are symmetrically arranged on two sides of the casing 10 of the lifting main chassis 2 in two groups, a balance link 11 is arranged between the two groups of multi-link cross-shearing hangers, and a cable fixing clip 12 is arranged on the balance link 11; two lifting belts 9 are respectively arranged in the middle of the two groups of telescopic balance lifting frames 3.
The multi-link cross shear hangers are symmetrically arranged on two sides of the casing 10 of the lifting main case 2 in two groups, so that the stability of the projector mounting rack 8 is high. The cable fixing clips 12 are beneficial to fixing the cable, the number of the hoisting belts 9 is two, and the two hoisting belts are respectively arranged in the middle of the two groups of telescopic balance hangers 3 to facilitate stress balance.
The shaft hoisting belt 9 of the main driving motor 16 is a nylon belt or a steel wire rope.
Referring to fig. 5, the shaft projector mounting bracket 8 of the main driving motor 16 is provided with a horizontal adjusting disk 7, an adjusting rod 4 and a connecting bracket 5, and annular grooves are formed on the upper circumference of the horizontal adjusting disk 7 at intervals; the body of the adjusting rod 4 is provided with a slotted hole, the end of the outer end of the adjusting rod 4 is provided with a circular hole, the end of the slotted hole is fixedly connected with the horizontal adjusting disc 7 through a bolt, the circular hole is connected with the top end of the connecting frame 5 through a bolt, and the bottom end of the connecting frame 5 is connected with the projector 6.
The angle of the projector 6 can be conveniently adjusted in a rotating mode by arranging the horizontal adjusting disk 7 and the adjusting rod 4. By arranging the connecting frame 5, the projector mounting frame 8 and the projector 6 can be conveniently connected through the connecting frame 5.
The device is characterized in that a telescopic balance hanging bracket 3 is connected between a fixed bracket 1 and a projector mounting bracket 8, the fixed bracket 1 is fixedly connected with a house ceiling or a wall, and the projector mounting bracket 8 is provided with a projector 6; the telescopic balance hanging frame 3 is provided with the driving mechanism to extend or retract the telescopic balance hanging frame 3 so as to adjust the height of the projector 6, so that follow-up workers can conveniently carry out maintenance and maintenance work such as dust removal, wiping and replacement of optical elements of the projector 6 on the projector 6.
The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all structural equivalents made by using the contents of the specification and drawings are included in the scope of the present invention.
Claims (8)
1. The utility model provides an electric lift projector hoist and mount frame, mount, projector mounting bracket which characterized in that: the utility model discloses a projector, including mount and projector mounting bracket, be connected with flexible balanced gallows between mount and the projector mounting bracket, the top and the mount of flexible balanced gallows are connected, the bottom and the projector mounting bracket of flexible balanced gallows are connected, mount and house ceiling or wall fixed connection, projector mounting bracket installation projector, flexible balanced gallows is equipped with actuating mechanism.
2. The motorized lift projector mount of claim 1, wherein: the driving mechanism is provided with a lifting host box, a main driving motor is arranged in a casing of the lifting host box, the driving control panel is electrically connected with the main driving motor and controls the main driving motor to do driving control, the main driving motor drives a winding drum shaft through a transmission assembly, a hoisting belt is wound on a ring drum of the winding drum shaft, one end of the hoisting belt is wound on the winding drum shaft, and the other end of the hoisting belt is fixedly connected with a projector mounting frame.
3. An electric lift projector sling rack as defined in claim 2, wherein: the driving mechanism is provided with an upper limiting component and a lower limiting component, and the upper limiting component and the lower limiting component limit the ascending and descending height range of the hoisting belt.
4. An electric lift projector sling rack as defined in claim 2, wherein: the driving mechanism is provided with a lifting locking assembly, and the lifting locking assembly locks the locking winch drum shaft after the lifting belt stops lifting.
5. An electric lift projector sling rack as defined in claim 2, wherein: the transmission assembly is provided with a transmission gear set and a hoisting drum shaft, the transmission gear set is provided with a driving gear and a driven gear which are meshed with each other, the driving gear is connected to the shaft of a main driving motor, and the driven gear is connected to the hoisting drum shaft.
6. The motorized lift projector mount of claim 1, wherein: the telescopic balance hanging bracket is a multi-connecting-rod cross shearing hanging bracket which is symmetrically arranged at two sides of the shell of the lifting main case in two groups, a balance connecting rod is arranged between the two groups of multi-connecting-rod cross shearing hanging brackets, and a cable fixing clamp is arranged on the balance connecting rod; two lifting belts are respectively arranged in the middle of the two groups of telescopic balance lifting frames.
7. The motorized lift projector mount of claim 6, wherein: the hoisting belt is a nylon belt or a steel wire rope.
8. The motorized lift projector mount of claim 1, wherein: the projector mounting frame is provided with a horizontal adjusting disc, an adjusting rod and a connecting frame, and annular grooves are formed in the periphery of the horizontal adjusting disc at intervals; the adjusting rod body is provided with a long slotted hole, the end of the outer end of the adjusting rod is provided with a circular hole, the end of the long slotted hole is fixedly connected with the horizontal adjusting disc through a bolt, the circular hole is connected with the top end of the connecting frame through a bolt, and the bottom end of the connecting frame is connected with the projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022849518.6U CN214467658U (en) | 2020-12-02 | 2020-12-02 | Electric lift projector hoisting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022849518.6U CN214467658U (en) | 2020-12-02 | 2020-12-02 | Electric lift projector hoisting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214467658U true CN214467658U (en) | 2021-10-22 |
Family
ID=78185840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022849518.6U Active CN214467658U (en) | 2020-12-02 | 2020-12-02 | Electric lift projector hoisting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214467658U (en) |
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2020
- 2020-12-02 CN CN202022849518.6U patent/CN214467658U/en active Active
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