CN112684652A

CN112684652A - High-stability projector

Info

Publication number: CN112684652A
Application number: CN202110008484.4A
Authority: CN
Inventors: 包宇峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-04-20

Abstract

The invention relates to a projector with high stability, which comprises a main body, a lens, a heat dissipation net and two supporting blocks, and further comprises a cleaning mechanism and a stabilizing mechanism, wherein the stabilizing mechanism comprises a driving rod, a limiting assembly, a moving plate and two stabilizing assemblies, the cleaning mechanism comprises a cleaning box, an air inlet pipe, an air outlet pipe, two guide assemblies, two elastic ropes and two lifting assemblies, the projector with high stability realizes the function of fixing the position of equipment through the stabilizing mechanism, improves the stability of the equipment when the equipment is placed, and avoids the equipment from being damaged due to falling from a desktop, so that the reliability of the equipment is improved.

Description

High-stability projector

Technical Field

The invention relates to the field of photoelectric equipment, in particular to a projector with high stability.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals.

The current projecting apparatus is after long-term use, one deck ash is gathered easily on the radiator-grid to plug up the louvre on the radiator-grid, influence the inside and outside circulation of air of main part, thereby influence the heat dissipation work, reduced the reliability of current projecting apparatus, moreover, current projecting apparatus is direct to be placed on the desktop usually, and easy because of the mistake bumps and falls, thereby increased the probability that current projecting apparatus damaged, reduced the stability that current projecting apparatus placed on the desktop.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the projector with high stability is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a projector with high stability comprises a main body, a lens, a radiating net and two supporting blocks, wherein the two supporting blocks are respectively fixed on two sides below the main body, a notch is formed below each supporting block, the lens is arranged on one side of the main body, a radiating port is formed in the other side of the main body, the radiating port is matched with the radiating net, the radiating net is fixedly connected with the inner wall of the radiating port, a PLC is arranged in the main body, the projector further comprises a cleaning mechanism and a stabilizing mechanism, the stabilizing mechanism is arranged in the main body and connected with the notch, the cleaning mechanism is arranged on one side, close to the radiating net, in the main body and connected with the stabilizing mechanism;

the cleaning device comprises a main body, a stabilizing mechanism and a cleaning mechanism, wherein the stabilizing mechanism comprises a driving rod, a limiting component, a movable plate and two stabilizing components, the driving rod is U-shaped, two round holes are formed in the upper portion of the main body, two ends of the driving rod respectively penetrate through the two round holes to be arranged in the main body, the driving rod is connected with the round holes in a sliding mode, the movable plate is horizontally arranged in the main body, two ends of the driving rod are respectively fixedly connected with two ends of the upper portion of the movable plate, the limiting component is arranged at the top of the main body and connected with the upper portion of the driving plate, the stabilizing components are arranged at the bottom of the main body and correspond to supporting blocks one to one, the stabilizing components are connected with notches;

the stabilizing assembly comprises an air cylinder, a piston, two fixed pipes, two impurity removing units and two moving rods, wherein the air cylinder is fixed at the bottom in the main body, two small holes are formed in the upper part of the air cylinder, the piston is arranged in the air cylinder, the piston is connected with the inner wall of the air cylinder in a sealing and sliding manner, one ends of the two moving rods are respectively fixedly connected with the two sides of the upper part of the piston, the other ends of the two moving rods respectively penetrate through the two small holes and are fixedly connected with the two sides of the lower part of the moving plate, convex teeth are uniformly arranged on the moving rods close to the filter screen and are connected with a cleaning mechanism, the two sides of the lower part of the air cylinder are respectively communicated with notches through the two fixed pipes, the fixed pipes correspond to the impurity removing units one by one, the impurity removing units are arranged in the;

the impurity removing unit comprises a connecting pipe, a filter screen, a fixed rod, a screw rod, a ball screw bearing, a first bearing, two guide rods and two power rods, wherein the periphery of one end of the connecting pipe is connected with the inner wall of the fixed pipe far away from one end of a piston in a sealing and sliding manner, the other end of the connecting pipe is fixedly connected with the filter screen, the fixed pipe is communicated with a notch through the connecting pipe, the top in the notch is provided with a ring groove, the two guide rods are symmetrically arranged about the axis of the connecting pipe and are L-shaped, one end of each guide rod is fixedly connected with the periphery of the connecting pipe, the other end of each guide rod is arranged in the ring groove, the guide rods are matched with the ring groove and are connected with the ring groove in a sliding manner, the fixed rod is vertically arranged with the connecting pipe, and the two ends of the, the first bearing is fixed on the inner wall of one end, close to the piston, of the fixed pipe, two ends of the screw rod are fixedly connected with an inner ring of the first bearing and the fixed rod respectively, the ball screw bearing is sleeved on the screw rod, a screw thread matched with the screw rod is arranged at the joint of the ball screw bearing and the screw rod, the two power rods are symmetrically arranged relative to the screw rod, and two ends of the power rods are fixedly connected with an outer ring of the ball screw bearing and the lower side of the piston respectively;

the limiting component comprises a limiting box, a limiting rod, a limiting plate, a fixed magnet block, a movable magnet block and a plurality of first springs, the limit box is fixed at the top in the main body, the fixed magnet block is fixed at the top in the limit box, the limiting plate is arranged inside the limiting box and is connected with the inner wall of the limiting box in a sealing and sliding way, the movable magnet block is fixed above the limit plate, the fixed magnet block and the movable magnet block are arranged oppositely, one end of the limiting rod is fixedly connected with the lower part of the limiting plate, a through hole is arranged below the limiting box, the other end of the limiting rod passes through the through hole to be fixedly connected with the moving plate, the first springs are circumferentially and uniformly arranged above the moving plate by taking the axis of the limiting rod as a center, two ends of the first spring are respectively connected with the lower part of the limiting box and the upper part of the movable plate, and the limiting box is connected with the cleaning mechanism;

the cleaning mechanism comprises a cleaning box, an air inlet pipe, an air outlet pipe, two guide assemblies, two elastic ropes and two lifting assemblies, wherein two sides of the upper part of the cleaning box are respectively connected with the top part in the main body through the two guide assemblies, two sides of the lower part of the cleaning box are respectively connected with the two lifting assemblies, one side of the cleaning box close to the radiating net is uniformly provided with a nozzle, the cleaning box is communicated with one side of the limiting box through the air outlet pipe, the other side of the cleaning box is communicated with the air inlet pipe, the two elastic ropes are respectively arranged on two sides of the upper part of the cleaning box, and two ends of the elastic ropes are respectively connected with the top part in the main body and the upper part of the;

the lifting assembly comprises a second bearing, a rotating shaft, a rotating disc, a torsion spring, a pull rope, a transmission unit, a transmission shaft, a third bearing, a worm wheel, a worm, a fourth bearing and a transmission gear, the second bearing is fixed on the inner wall of one side, close to the heat dissipation port, of the main body, two ends of the rotating shaft are respectively connected with an inner ring of the second bearing and the transmission unit, the rotating disc is fixed on the rotating shaft, one end of the pull rope is wound on the rotating disc, the other end of the pull rope is fixedly connected with the lower part of the cleaning box, two ends of the torsion spring are respectively connected with an outer ring of the second bearing and the rotating disc, the transmission unit is connected with one end of the transmission shaft, the two third bearings are respectively fixed on the two air cylinders, the transmission shaft is fixedly connected with the inner ring of the third bearing, the other end of the, one end of the worm is fixedly connected with the transmission gear, the transmission gear is meshed with the convex teeth, the other end of the worm is meshed with the worm wheel, and the worm is fixedly connected with the inner ring of the fourth bearing;

the transmission unit comprises a transmission bevel gear and a driven bevel gear, one end of the transmission shaft, which is far away from the worm wheel, is fixedly connected with the transmission bevel gear, the driven bevel gear is fixed on the rotating shaft, and the transmission bevel gear is meshed with the driven bevel gear;

the guide assembly comprises a plurality of telescopic rods, the telescopic rods are evenly arranged above the cleaning box, and two ends of each telescopic rod are connected with the top in the main body and the top of the cleaning box respectively.

Preferably, the driving rod is provided with anti-skid lines for anti-skid purpose.

Preferably, in order to improve the sealing performance, the inner wall of the round hole is coated with sealing grease.

Preferably, in order to avoid separation of the guide bar from the annular groove, the annular groove is a dovetail groove.

Preferably, in order to prevent the lead screw from being corroded, the lead screw is coated with an anti-corrosion zinc coating.

Preferably, in order to make the piston move smoothly, the inner wall of the cylinder is coated with grease.

Preferably, in order to improve the smoothness of the guide rod during movement, the inner wall of the annular groove is a mirror surface.

Preferably, the air outlet pipe is made of a flexible hose to avoid affecting the movement of the cleaning box.

Preferably, in order to improve the heat dissipation effect, the inner wall of the main body is coated with heat conductive silica gel.

Preferably, in order to prolong the service life of the pull rope, the pull rope is made of nylon.

The projector with high stability has the advantages that the projector with high stability realizes the function of fixing the position of the equipment through the stabilizing mechanism, improves the stability of the equipment when being placed, avoids the equipment from falling off from a table surface and being damaged, thereby improving the reliability of the equipment, compared with the prior stabilizing mechanism, the stabilizing mechanism can fix the position of the piston in the air cylinder when fixing the position of the equipment, thereby not influencing the work of the fixing equipment, improving the reliability of the equipment, being more convenient and faster to operate, not needing to consume larger force, improving the practicability of the equipment, realizing the function of cleaning the radiating net through the cleaning mechanism, avoiding the normal operation of the radiating net from being influenced by the blockage of the radiating net, thereby improving the reliability of the equipment, compared with the prior cleaning mechanism, the cleaning mechanism can also realize the up-down movement of the cleaning box, and all parts of the radiating net can be thoroughly cleaned, the clean effect has been promoted, the mode of blowing is that the main part is inside to the main part outside blowing, make when clean radiator-grid, the dust can not get into the inside of main part, avoid the dust to influence the inside electronic component's of main part work, simultaneously when fixed equipment, torsion spring is in deformation state, but because the auto-lock of worm and worm wheel, make the torsion spring who takes place deformation can not drive pivot antiport, thereby can not lead to the fact the influence to the position of movable plate, can not change the position of piston, thereby can not lead to the fact the influence to the stability when placing equipment, thereby the reliability of equipment has been improved, and need not electric drive, more energy-concerving and environment-protective.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of a high stability projector according to the present invention;

FIG. 2 is a schematic diagram of the structure of the stabilizing assembly of the high stability projector of the present invention;

FIG. 3 is a schematic view showing the structure of a cleaning mechanism of the high-stability projector according to the present invention;

FIG. 4 is a schematic diagram of the construction of the lift assembly of the high stability projector of the present invention;

in the figure: 1. the automatic cleaning device comprises a main body, a lens, a supporting block, a driving rod, a moving plate, a limiting box, a fixed magnet block, a movable magnet block, a limiting plate, a limiting rod, a first spring, a gas cylinder, a movable rod, a piston, a fixed tube, a connecting tube, a filter screen, a guide rod, a fixed rod, a screw rod, a ball screw bearing, a power rod, a heat dissipation net, a gas outlet tube, a gas inlet tube, a cleaning box, an elastic rope, a telescopic rod, a pull rope, a rotating disc, a torsion spring, a rotating shaft, a driven bevel gear, a transmission shaft, a worm gear, a worm and a transmission gear, wherein the driving shaft is arranged on the main body, the driving shaft is arranged on the rotating disc, the.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a projector with high stability includes a main body 1, a lens 2, a heat sink 23, and two support blocks 3, where the two support blocks 3 are respectively fixed at two sides of the lower portion of the main body 1, a notch is provided below the support blocks 3, the lens 2 is disposed at one side of the main body 1, a heat sink is disposed at the other side of the main body 1, the heat sink is matched with the heat sink 23, the heat sink 23 is fixedly connected with the inner wall of the heat sink, a PLC is disposed inside the main body 1, the projector further includes a cleaning mechanism and a stabilizing mechanism, the stabilizing mechanism is disposed inside the main body 1, the stabilizing mechanism is connected with the notch, the cleaning mechanism is disposed at one side of the main body 1 close to the heat sink 23, and the cleaning mechanism is connected with the stabilizing mechanism;

PLCs, i.e., programmable logic controllers, are generally used for the processing of data and the receipt and output of instructions for central control.

This high projecting apparatus of stability passes through stabilizing mean, has realized the function of fixed equipment position, has improved the stability when equipment is placed, avoids equipment to drop from the desktop and damage to improve the reliability of equipment, through clean mechanism, realized the function of clean radiator-grid 23, avoid radiator-grid 23 to block up and influence the normal clear of heat dissipation work, thereby improved the reliability of equipment.

As shown in fig. 1-2, the stabilizing mechanism includes a driving rod 4, a limiting component, a moving plate 5 and two stabilizing components, the driving rod 4 is U-shaped, two round holes are arranged above the main body 1, two ends of the driving rod 4 respectively penetrate through the two round holes and are arranged inside the main body 1, the driving rod 4 is connected with the round holes in a sliding manner, the moving plate 5 is horizontally arranged inside the main body 1, two ends of the driving rod 4 are respectively fixedly connected with two ends of the upper part of the moving plate 5, the limiting component is arranged at the top part inside the main body 1 and is connected with the upper part of the driving plate, the stabilizing components are arranged at the bottom part inside the main body 1 and are in one-to-one correspondence with the supporting blocks 3, the stabilizing components are connected with the notches, and the stabilizing components are connected with the cleaning mechanism;

the stabilizing assembly comprises a gas cylinder 12, a piston 14, two fixed tubes 15, two impurity removing units and two moving rods 13, the air cylinder 12 is fixed at the bottom in the main body 1, two small holes are arranged above the air cylinder 12, the piston 14 is arranged in the air cylinder 12, the piston 14 is connected with the inner wall of the air cylinder 12 in a sealing and sliding way, one end of each of the two moving rods 13 is fixedly connected with the two sides above the piston 14, the other end of each of the two moving rods 13 passes through the two small holes to be fixedly connected with the two sides below the moving plate 5, convex teeth are uniformly arranged on the moving rods 13 close to the filter screen 17, the convex teeth are connected with a cleaning mechanism, two sides of the lower part of the air cylinder 12 are respectively communicated with the notches through two fixed tubes 15, the fixed pipes 15 correspond to impurity removal units one by one, the impurity removal units are arranged inside the fixed pipes 15, and the impurity removal units are connected with the lower parts of the pistons 14;

the impurity removing unit comprises a connecting pipe 16, a filter screen 17, a fixing rod 19, a screw rod 20, a ball screw bearing 21, a first bearing, two guide rods 18 and two power rods 22, the periphery of one end of the connecting pipe 16 is connected with the inner wall of the fixed pipe 15 far away from one end of a piston 14 in a sealing and sliding manner, the other end of the connecting pipe 16 is fixedly connected with the filter screen 17, the fixed pipe 15 is communicated with a notch through the connecting pipe 16, the top in the notch is provided with an annular groove, the two guide rods 18 are symmetrically arranged about the axis of the connecting pipe 16, the guide rods 18 are in an L shape, one end of each guide rod 18 is fixedly connected with the periphery of the connecting pipe 16, the other end of each guide rod 18 is arranged inside the annular groove, the guide rods 18 are matched with the annular groove, the guide rods 18 are connected with the annular groove in a sliding manner, the fixing, the two ends of the fixed rod 19 are fixedly connected with the inner wall of the connecting pipe 16, the first bearing is fixed on the inner wall of one end, close to the piston 14, of the fixed pipe 15, the two ends of the screw rod 20 are fixedly connected with the inner ring of the first bearing and the fixed rod 19 respectively, the ball screw bearing 21 is sleeved on the screw rod 20, a thread matched with the screw rod 20 is arranged at the joint of the ball screw bearing 21 and the screw rod 20, the two power rods 22 are symmetrically arranged relative to the screw rod 20, and the two ends of the power rods 22 are fixedly connected with the outer ring of the ball screw bearing 21 and the lower part of the piston 14 respectively;

the limiting assembly comprises a limiting box 6, a limiting rod 10, a limiting plate 9, a fixed magnet block 7, a movable magnet block 8 and a plurality of first springs 11, the limiting box 6 is fixed at the top in the main body 1, the fixed magnet block 7 is fixed at the top in the limiting box 6, the limiting plate 9 is arranged in the limiting box 6, the limiting plate 9 is connected with the inner wall of the limiting box 6 in a sealing and sliding manner, the movable magnet block 8 is fixed above the limiting plate 9, the fixed magnet block 7 and the movable magnet block 8 are just arranged, one end of the limiting rod 10 is fixedly connected with the lower part of the limiting plate 9, a through hole is arranged below the limiting box 6, the other end of the limiting rod 10 penetrates through the through hole to be fixedly connected with the limiting plate 5, the first springs 11 are circumferentially and uniformly arranged above the movable plate 5 by taking the axis of the limiting rod movable plate 10 as the center, and the two ends of the first springs 11 are respectively connected with the lower part of the limiting box 6, the limiting box 6 is connected with the cleaning mechanism;

when the equipment is fixed, the driving rod 4 is manually driven to move upwards, so that the moving plate 5 moves upwards, the first spring 11 is compressed, the moving rod 13 drives the piston 14 to move upwards, air between the notch and the table top is led into the inner part of the air cylinder 12 through the connecting pipe 16 and the fixed pipe 15, so that the air pressure in the notch is reduced, the supporting block 3 can be adsorbed on the table top, the function of fixing the position of the equipment is realized, the stability of the equipment during placement is improved, the equipment is prevented from falling from the table top and being damaged, the reliability of the equipment is improved, when the moving plate 5 moves upwards, the first spring 11 is compressed, the limiting plate 9 is driven to move upwards through the limiting rod 10, the moving magnet block 8 moves towards the direction close to the fixed magnet block 7, and attractive force exists between the moving magnet block 8 and the fixed magnet block 7 in fact, when the movable magnet block 8 abuts against the fixed magnet block 7, the device can be fixed, and meanwhile, the position of the limiting plate 9 is fixed through the attraction force between the movable magnet block 8 and the fixed magnet block 7, so that the position of the piston 14 in the air cylinder 12 is limited, the piston 14 cannot move downwards in the air cylinder 12 when the device is placed on a table top, so that the work of the fixed device cannot be influenced, and the reliability of the device is improved, when the device needs to be moved, only the driving rod 4 is pressed, the driving rod 4 moves downwards under the restoring force of the first spring 11, the piston 14 is driven to return to the original position, so that the air pressure in a notch is increased, the device is convenient for a worker to move, after the limiting plate 9 moves downwards to abut against the limiting magnet box 6, the driving rod 4 does not move downwards, and the attraction force between the movable magnet block 8 and the fixed magnet block 7 is smaller than the self weight of the movable plate 5, so that the limiting plate 9 cannot be driven to move, the atmospheric pressure in the notch just can be adjusted through the position that removes actuating lever 4, make the operation more convenient, also need not to consume great power, the practicality of equipment has been improved, through setting up filter screen 17, make in the notch dust can not get into inflator 12, avoid causing the dead phenomenon of piston 14 card, thereby the reliability of equipment has been improved, when piston 14 removes, can also drive ball bearing 21 through power rod 22 and remove along lead screw 20, it rotates to drive lead screw 20, drive connecting pipe 16 through dead lever 19 and rotate, under the effect of centrifugal force, make the dust of adhesion on filter screen 17 thrown away, thereby realize the function of clean filter screen 17, avoid the dust to block up filter screen 17 and influence the circulation of air, prevent to cause the influence to fixed work.

As shown in fig. 3-4, the cleaning mechanism includes a cleaning box 26, an air inlet pipe 25, an air outlet pipe 24, two guide assemblies, two elastic ropes 27 and two lifting assemblies, two sides of the upper portion of the cleaning box 26 are respectively connected with the top portion of the main body 1 through the two guide assemblies, two sides of the lower portion of the cleaning box 26 are respectively connected with the two lifting assemblies, one side of the cleaning box 26 close to the heat dissipation net 23 is uniformly provided with a nozzle, the cleaning box 26 is communicated with one side of the limiting box 6 through the air outlet pipe 24, the other side of the cleaning box 26 is communicated with the air inlet pipe 25, the two elastic ropes 27 are respectively arranged on two sides of the upper portion of the cleaning box 26, and two ends of the elastic ropes 27 are respectively connected with the top portion of the main body 1 and the upper portion of;

the lifting assembly comprises a second bearing, a rotating shaft 32, a rotating disc 30, a torsion spring 31, a pull rope 29, a transmission unit, a transmission shaft 35, a third bearing, a worm wheel 36, a worm 37, a fourth bearing and a transmission gear 38, wherein the second bearing is fixed on the inner wall of one side, close to the heat dissipation port, of the main body 1, two ends of the rotating shaft 32 are respectively connected with an inner ring of the second bearing and the transmission unit, the rotating disc 30 is fixed on the rotating shaft 32, one end of the pull rope 29 is wound on the rotating disc 30, the other end of the pull rope 29 is fixedly connected with the lower part of the cleaning box 26, two ends of the torsion spring 31 are respectively connected with an outer ring of the second bearing and the rotating disc 30, the transmission unit is connected with one end of the transmission shaft 35, the two third bearings are respectively fixed on the two air cylinders 12, the transmission shaft 35 is fixedly connected with the inner rings, the two fourth bearings are respectively fixed above the two air cylinders 12, one end of the worm 37 is fixedly connected with the transmission gear 38, the transmission gear 38 is meshed with the convex teeth, the other end of the worm 37 is meshed with the worm wheel 36, and the worm 37 is fixedly connected with the inner ring of the fourth bearing;

the transmission unit comprises a transmission bevel gear 34 and a driven bevel gear 33, one end of the transmission shaft 35, which is far away from the worm wheel 36, is fixedly connected with the transmission bevel gear 34, the driven bevel gear 33 is fixed on the rotating shaft 32, and the transmission bevel gear 34 is meshed with the driven bevel gear 33;

the guiding component comprises a plurality of telescopic rods 28, the telescopic rods 28 are uniformly arranged above the cleaning box 26, and two ends of each telescopic rod 28 are respectively connected with the top in the main body 1 and the upper part of the cleaning box 26.

When the equipment is fixed, the moving plate 5 moves upwards, so that the limiting plate 9 moves upwards, air in the limiting box 6 is led into the cleaning box 26 through the air outlet pipe 24 and then is sprayed out from the nozzle to blow air to the radiating net 23, dust adhered to the radiating net 23 is blown away from the radiating net 23, the function of cleaning the radiating net 23 is realized, the radiating net 23 is prevented from being blocked to influence the normal operation of radiating work, the reliability of the equipment is improved, when the moving plate 5 moves upwards, the convex teeth can be driven to move upwards, the transmission gear 38 rotates through the meshing of the convex teeth and the transmission gear 38, the worm 37 is driven to rotate, the worm gear 36 rotates through the meshing of the worm 37 and the worm gear 36, the transmission shaft 35 is driven to rotate, the transmission bevel gear 34 rotates through the meshing of the transmission bevel gear 34 and the driven bevel gear 33, the driven bevel gear 33 is rotated to drive the rotating shaft 32 to rotate, the rotating disc 30 is rotated, the pull rope 29 is tightened to deform the torsion spring 31, the cleaning box 26 is driven to move downwards, the elastic rope 27 is stretched, air can be sprayed to all parts of the radiating net 23 through the movement of the cleaning box 26, all parts of the radiating net 23 can be thoroughly cleaned, the cleaning effect is improved, the air blowing mode is that air is blown from the inside of the main body 1 to the outside of the main body 1, dust can not enter the inside of the main body 1 when the radiating net 23 is cleaned, the cleanliness of the inside of the main body 1 is avoided being influenced, the dust is prevented from influencing the work of electronic elements inside the main body 1, the torsion spring 31 is in a deformation state when the equipment is fixed, but due to the self-locking of the worm 37 and the worm wheel 36, the deformed torsion spring 31 can not drive the rotating shaft 32 to reversely rotate, so that the position of the moving plate 5 is not affected and the position of the piston 14 is not changed, thereby not affecting the stability of the apparatus when it is placed, thereby improving the reliability of the apparatus.

Preferably, the driving rod 4 is provided with anti-skid threads for anti-skid purposes.

Through setting up anti-skidding line, frictional force when having increased user and actuating lever 4 contact to can be difficult for separating with actuating lever 4 when the 13 actuating levers 4 of carriage release lever, thereby stability when having improved removal actuating lever 4.

Through scribble sealed fat on the inner wall at the round hole, reduced the clearance between actuating lever 4 and the round hole inner wall for dust in the 1 outside air of main part can not get into the inside of main part 1 through the clearance, thereby makes the inside electronic components of main part 1 can not covered by the dust, thereby can not influence electronic components's work, thereby has improved the reliability of equipment.

Preferably, to avoid separation of the guide bar 18 from the annular groove, the annular groove is a dovetail groove.

Preferably, in order to prevent the lead screw 20 from being corroded, the lead screw 20 is coated with an anti-corrosion zinc coating.

Preferably, in order to make the piston 14 move smoothly, the inner wall of the cylinder 12 is coated with grease, which reduces the friction force when the piston 14 moves within the cylinder 12, thereby making the piston 14 move more smoothly.

Preferably, in order to improve the smoothness of the movement of the guide rod 18, the inner wall of the annular groove is a mirror surface, so that the friction force generated when the guide rod 18 moves in the annular groove is reduced, and the movement of the guide rod 18 is smoother.

Preferably, the air outlet pipe 24 is made of a flexible hose to avoid affecting the movement of the cleaning box 26.

Preferably, in order to improve the heat dissipation effect, the inner wall of the main body 1 is coated with heat conductive silica gel.

Preferably, the material of the pull cord 29 is nylon to prolong the service life of the pull cord 29.

When the equipment is fixed, the driving rod 4 is manually driven to move upwards, so that the moving plate 5 moves upwards, the first spring 11 is compressed, the moving rod 13 drives the piston 14 to move upwards, air between the notch and the table top is led into the inner part of the air cylinder 12 through the connecting pipe 16 and the fixed pipe 15, so that the air pressure in the notch is reduced, the supporting block 3 can be adsorbed on the table top, the function of fixing the position of the equipment is realized, the stability of the equipment during placement is improved, the equipment is prevented from falling from the table top and being damaged, the reliability of the equipment is improved, when the moving plate 5 moves upwards, the first spring 11 is compressed, the limiting plate 9 is driven to move upwards through the limiting rod 10, the moving magnet block 8 moves towards the direction close to the fixed magnet block 7, and attractive force exists between the moving magnet block 8 and the fixed magnet block 7 in fact, when the movable magnet block 8 abuts against the fixed magnet block 7, the device can be fixed, and meanwhile, the position of the limiting plate 9 is fixed through the attraction force between the movable magnet block 8 and the fixed magnet block 7, so that the position of the piston 14 in the air cylinder 12 is limited, the piston 14 cannot move downwards in the air cylinder 12 when the device is placed on a table top, so that the work of the fixed device cannot be influenced, and the reliability of the device is improved, when the device needs to be moved, only the driving rod 4 is pressed, the driving rod 4 moves downwards under the restoring force of the first spring 11, the piston 14 is driven to return to the original position, so that the air pressure in a notch is increased, the device is convenient for a worker to move, after the limiting plate 9 moves downwards to abut against the limiting magnet box 6, the driving rod 4 does not move downwards, and the attraction force between the movable magnet block 8 and the fixed magnet block 7 is smaller than the self weight of the movable plate 5, so that the limiting plate 9 cannot be driven to move, the air pressure in the notch can be adjusted only by moving the position of the driving rod 4, so that the operation is more convenient and faster, the consumption of large force is not needed, and the practicability of the equipment is improved. When the equipment is fixed, the moving plate 5 moves upwards, so that the limiting plate 9 moves upwards, air in the limiting box 6 is led into the cleaning box 26 through the air outlet pipe 24 and then is sprayed out from the nozzle to blow air to the radiating net 23, dust adhered to the radiating net 23 is blown away from the radiating net 23, the function of cleaning the radiating net 23 is realized, the radiating net 23 is prevented from being blocked to influence the normal operation of radiating work, the reliability of the equipment is improved, when the moving plate 5 moves upwards, the convex teeth can be driven to move upwards, the transmission gear 38 rotates through the meshing of the convex teeth and the transmission gear 38, the worm 37 is driven to rotate, the worm gear 36 rotates through the meshing of the worm 37 and the worm gear 36, the transmission shaft 35 is driven to rotate, the transmission bevel gear 34 rotates through the meshing of the transmission bevel gear 34 and the driven bevel gear 33, the driven bevel gear 33 is rotated to drive the rotating shaft 32 to rotate, the rotating disc 30 is rotated, the pull rope 29 is tightened to deform the torsion spring 31, the cleaning box 26 is driven to move downwards, the elastic rope 27 is stretched, air can be sprayed to all parts of the radiating net 23 through the movement of the cleaning box 26, all parts of the radiating net 23 can be thoroughly cleaned, the cleaning effect is improved, the air blowing mode is that air is blown from the inside of the main body 1 to the outside of the main body 1, dust can not enter the inside of the main body 1 when the radiating net 23 is cleaned, the cleanliness of the inside of the main body 1 is avoided being influenced, the dust is prevented from influencing the work of electronic elements inside the main body 1, the torsion spring 31 is in a deformation state when the equipment is fixed, but due to the self-locking of the worm 37 and the worm wheel 36, the deformed torsion spring 31 can not drive the rotating shaft 32 to reversely rotate, so that the position of the moving plate 5 is not affected and the position of the piston 14 is not changed, thereby not affecting the stability of the apparatus when it is placed, thereby improving the reliability of the apparatus.

Compared with the prior art, the projector with high stability realizes the function of fixing the position of the equipment through the stabilizing mechanism, improves the stability of the equipment when being placed, avoids the equipment from falling off from a desktop to be damaged, thereby improving the reliability of the equipment, compared with the prior stabilizing mechanism, the stabilizing mechanism can fix the position of the piston 14 in the inflator 12 when fixing the position of the equipment, thereby not influencing the work of the fixing equipment, improving the reliability of the equipment, being more convenient and more convenient to operate, not needing to consume larger force, improving the practicability of the equipment, realizing the function of cleaning the radiating net 23 through the cleaning mechanism, avoiding the radiating net 23 from being blocked to influence the normal operation of the radiating work, thereby improving the reliability of the equipment, compared with the prior cleaning mechanism, the cleaning mechanism can also realize the up-and-down movement of the cleaning box 26 to ensure that the radiating net 23 can be cleaned thoroughly, the clean effect is promoted, the mode of blowing is that main part 1 is inside to main part 1 outside blowing, make when clean radiator-grid 23, the dust can not get into the inside of main part 1, avoid the dust to influence the work of the inside electronic component of main part 1, simultaneously when fixed equipment, torsion spring 31 is in deformation state, but because worm 37 and worm wheel 36's auto-lock, make the torsion spring 31 that takes place deformation can not drive pivot 32 antiport, thereby can not lead to the fact the influence to the position of movable plate 5, can not change the position of piston 14, thereby can not lead to the fact the influence to the stability when placing equipment, thereby the reliability of equipment has been improved, and need not electric drive, more energy-concerving and environment-protective.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A projector with high stability comprises a main body (1), a lens (2), a heat dissipation net (23) and two supporting blocks (3), wherein the two supporting blocks (3) are respectively fixed on two sides of the lower part of the main body (1), a notch is arranged below the supporting block (3), the lens (2) is arranged on one side of the main body (1), the other side of the main body (1) is provided with a heat dissipation port which is matched with the heat dissipation net (23), the heat radiating net (23) is fixedly connected with the inner wall of the heat radiating port, the PLC is arranged in the main body (1), it is characterized by also comprising a cleaning mechanism and a stabilizing mechanism, wherein the stabilizing mechanism is arranged in the main body (1), the stabilizing mechanism is connected with the notch, the cleaning mechanism is arranged on one side, close to the heat radiating net (23), in the main body (1), and the cleaning mechanism is connected with the stabilizing mechanism;

the stabilizing mechanism comprises a driving rod (4), a limiting component, a moving plate (5) and two stabilizing components, the driving rod (4) is U-shaped, two round holes are arranged above the main body (1), two ends of the driving rod (4) respectively penetrate through the two round holes to be arranged in the main body (1), the driving rod (4) is connected with the round hole in a sliding way, the moving plate (5) is horizontally arranged in the main body (1), two ends of the driving rod (4) are respectively and fixedly connected with two ends above the moving plate (5), the limiting component is arranged at the top in the main body (1) and is connected with the upper part of the driving plate, the stabilizing assemblies are arranged at the bottom in the main body (1), correspond to the supporting blocks (3) one by one, are connected with the notches and are connected with the cleaning mechanism;

the stabilizing component comprises an air cylinder (12), a piston (14), two fixed pipes (15), two impurity removing units and two moving rods (13), the bottom of the air cylinder (12) in the main body (1) is fixed, two small holes are formed in the upper portion of the air cylinder (12), the piston (14) is arranged in the air cylinder (12), the piston (14) is connected with the inner wall of the air cylinder (12) in a sliding mode in a sealing mode, one end of each moving rod (13) is fixedly connected with the two sides of the upper portion of the piston (14) respectively, the other ends of the two moving rods (13) penetrate through the two small holes and fixedly connected with the two sides of the lower portion of the moving plate (5) respectively, protruding teeth are evenly arranged on the moving rods (13) close to the filter screen (17) and are connected with a cleaning mechanism, the two sides of the lower portion of the air cylinder (12) are communicated with notches through the two fixed, the fixed pipes (15) correspond to the impurity removal units one by one, the impurity removal units are arranged inside the fixed pipes (15), and the impurity removal units are connected with the lower parts of the pistons (14);

the impurity removing unit comprises a connecting pipe (16), a filter screen (17), a fixing rod (19), a screw rod (20), a ball screw bearing (21), a first bearing, two guide rods (18) and two power rods (22), wherein the periphery of one end of the connecting pipe (16) is connected with the inner wall of one end of the fixing pipe (15), which is far away from one end of a piston (14), in a sealing and sliding manner, the other end of the connecting pipe (16) is fixedly connected with the filter screen (17), the fixing pipe (15) is communicated with a notch through the connecting pipe (16), the top in the notch is provided with an annular groove, the two guide rods (18) are symmetrically arranged about the axis of the connecting pipe (16), the guide rods (18) are L-shaped, one end of each guide rod (18) is fixedly connected with the periphery of the connecting pipe (16), the other end of each guide rod (18) is arranged inside the annular groove, and the guide rods (18) are matched with, the guide rod (18) is connected with the annular groove in a sliding mode, the fixing rod (19) is perpendicular to the connecting pipe (16), two ends of the fixing rod (19) are fixedly connected with the inner wall of the connecting pipe (16), the first bearing is fixed on the inner wall of one end, close to the piston (14), of the fixing pipe (15), two ends of the screw rod (20) are fixedly connected with the inner ring of the first bearing and the fixing rod (19) respectively, the ball screw bearing (21) is sleeved on the screw rod (20), threads matched with the screw rod (20) are arranged at the connection position of the ball screw bearing (21) and the screw rod (20), the two power rods (22) are symmetrically arranged relative to the screw rod (20), and two ends of the power rods (22) are fixedly connected with the outer ring of the ball screw bearing (21) and the lower portion of the piston (14) respectively;

the limiting assembly comprises a limiting box (6), a limiting rod (10), a limiting plate (9), a fixed magnet block (7), a movable magnet block (8) and a plurality of first springs (11), the limiting box (6) is fixed at the top of the main body (1), the fixed magnet block (7) is fixed at the top of the limiting box (6), the limiting plate (9) is arranged inside the limiting box (6), the limiting plate (9) is connected with the inner wall of the limiting box (6) in a sealing and sliding manner, the movable magnet block (8) is fixed above the limiting plate (9), the fixed magnet block (7) and the movable magnet block (8) are arranged just opposite to each other, one end of the limiting rod (10) is fixedly connected with the lower part of the limiting plate (9), a through hole is arranged below the limiting box (6), and the other end of the limiting rod (10) passes through hole and is fixedly connected with the movable plate (5), the first springs (11) are circumferentially and uniformly arranged above the moving plate (5) by taking the axis of the limiting rod (10) as a center, two ends of each first spring (11) are respectively connected with the lower part of the limiting box (6) and the upper part of the moving plate (5), and the limiting box (6) is connected with the cleaning mechanism;

the cleaning mechanism comprises a cleaning box (26), an air inlet pipe (25), an air outlet pipe (24), two guide assemblies, two elastic ropes (27) and two lifting assemblies, wherein the two sides of the upper part of the cleaning box (26) are respectively connected with the top part in the main body (1) through the two guide assemblies, the two sides of the lower part of the cleaning box (26) are respectively connected with the two lifting assemblies, one side of the cleaning box (26), which is close to the radiating net (23), is uniformly provided with a nozzle, the cleaning box (26) is communicated with one side of the limiting box (6) through the air outlet pipe (24), the other side of the cleaning box (26) is communicated with the air inlet pipe (25), the two elastic ropes (27) are respectively arranged on the two sides of the upper part of the cleaning box (26), and the two ends of the elastic ropes (27) are respectively connected with the top part in the main body (1) and the upper part of the;

the lifting assembly comprises a second bearing, a rotating shaft (32), a rotating disc (30), a torsion spring (31), a pull rope (29), a transmission unit, a transmission shaft (35), a third bearing, a worm wheel (36), a worm (37), a fourth bearing and a transmission gear (38), wherein the second bearing is fixed on the inner wall of one side, close to the heat dissipation port, of the main body (1), two ends of the rotating shaft (32) are respectively connected with an inner ring of the second bearing and the transmission unit, the rotating disc (30) is fixed on the rotating shaft (32), one end of the pull rope (29) is wound on the rotating disc (30), the other end of the pull rope (29) is fixedly connected with the lower part of the cleaning box (26), two ends of the torsion spring (31) are respectively connected with an outer ring of the second bearing and the rotating disc (30), the transmission unit is connected with one end of the transmission shaft (35), the two third bearings are respectively fixed on the two, the transmission shaft (35) is fixedly connected with the inner ring of the third bearing, the other end of the transmission shaft (35) is fixedly connected with the worm wheel (36), the two fourth bearings are respectively fixed above the two air cylinders (12), one end of the worm (37) is fixedly connected with the transmission gear (38), the transmission gear (38) is meshed with the convex teeth, the other end of the worm (37) is meshed with the worm wheel (36), and the worm (37) is fixedly connected with the inner ring of the fourth bearing;

the transmission unit comprises a transmission bevel gear (34) and a driven bevel gear (33), one end of the transmission shaft (35), which is far away from the worm wheel (36), is fixedly connected with the transmission bevel gear (34), the driven bevel gear (33) is fixed on the rotating shaft (32), and the transmission bevel gear (34) is meshed with the driven bevel gear (33);

the direction subassembly includes a plurality of telescopic links (28), telescopic link (28) evenly set up the top at clean box (26), the both ends of telescopic link (28) are connected with the top in main part (1) and the top of clean box (26) respectively.

2. The projector with high stability as claimed in claim 1, wherein the driving rod (4) is provided with anti-slip lines.

3. The high-stability projector according to claim 1, wherein the inner wall of the circular hole is coated with a sealing grease.

4. The high stability projector of claim 1 wherein the annular grooves are dovetail grooves.

5. The projector with high stability according to claim 1, wherein the lead screw (20) is coated with an anti-corrosion zinc coating.

6. The high-stability projector according to claim 1, wherein an inner wall of the gas cylinder (12) is coated with grease.

7. The high stability projector of claim 1, wherein the inner wall of the annular groove is a mirror surface.

8. The projector with high stability as claimed in claim 1, wherein the air outlet pipe (24) is made of a flexible hose.

9. The projector with high stability as claimed in claim 1, wherein the inner wall of the main body (1) is coated with a heat conductive silicone.

10. The projector with high stability as claimed in claim 1, wherein the material of the pull rope (29) is nylon.