CN113465508B

CN113465508B - Convenient to use's suspension type optical projection governing system

Info

Publication number: CN113465508B
Application number: CN202110792475.9A
Authority: CN
Inventors: 王冬; 陈菲
Original assignee: Anhui Liankang Intelligent Manufacturing Co ltd
Current assignee: Anhui Liankang Intelligent Manufacturing Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-12-27
Anticipated expiration: 2041-07-14
Also published as: CN113465508A

Abstract

The invention discloses a suspension type optical projection adjusting system convenient to use, which comprises a projector main body positioned in a box body and a mounting frame arranged on a wall body through expansion bolts, wherein one side of the top of the box body drives a cover body to rotate through a rotating shaft and can completely cover an opening at the top of the box body, and a guide rail is fixed on one side of the cover body. This convenient to use's suspension type optical projection governing system, through set up the synchronizing unit between the inside and the outside at the box, utilize driving motor, drive wheel and drive belt transmission power, the rotation of pivot drives lid and the opening of projecting apparatus main part, under bevel gear's effect, when can realizing that the lid opens, a stay cord for controlling projecting apparatus main part angle falls automatically, cooperation fine-tuning carries out the fine setting to the angle of projecting apparatus main part, not only can realize the hidden of projecting apparatus main part and accomodate, and conveniently carry out fine motion adjustment during the use, application scope is wide.

Description

Convenient to use's suspension type optical projection governing system

Technical Field

The invention relates to the technical field of optical projection adjustment, in particular to a suspension type optical projection adjustment system convenient to use.

Background

A projector is a commonly used length gauge. An optical projector (also known as a digital projector) is a precision measuring instrument integrating optical, precision mechanical and electronic measurement, and is suitable for precision industrial two-dimensional size measurement. Series such as three-coordinate image measuring instrument are specially designed for the research and development of touch screen industry, and can realize high-precision batch measurement of products. High detection efficiency and convenient use, thus being widely applied to industries such as machinery, instruments, electronics, light industry and the like and metrological verification departments.

When angle adjustment and installation are carried out to current convenient to use's suspension type optical projection, there are following defects:

1. when the angle of the existing suspended optical projection is adjusted, a motor needs to be started by a control switch, the angle of the optical projection is adjusted under the action of a steering assembly, but the rotation frequency of the motor is not easy to control, the adjustment range is large due to excessive rotation, and the micro-angle adjustment effect of the optical projection is poor due to the fact that the optical projection is difficult to operate due to climbing during manual adjustment;

2. current convenient to use's suspension type optical projection when hanging the installation, mostly directly through the bolt fastening, lead to follow-up optical projection to take off and clear up or be difficult to operate when maintaining to the operation all need go on with the help of the instrument each time, and the longer back bolt of live time still can produce smooth silk phenomenon simultaneously, influences the stability of optical projection installation.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a suspension type optical projection adjusting system convenient to use, which solves the problems that the micro-angle adjusting effect of the optical projection is poor and the optical projection is difficult to operate during installation when the angle of the conventional suspension type optical projection is adjusted and installed.

(II) technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: a suspension type optical projection adjusting system convenient to use comprises a projector main body and a mounting frame, wherein the projector main body is positioned inside a box body, the mounting frame is mounted on a wall body through expansion bolts, one side of the top of the box body drives a cover body to rotate through a rotating shaft and can completely cover an opening of the top of the box body, a guide rail is fixed on one side of the cover body, a square plate is arranged on the outer side of the guide rail and slides along the outer side of the guide rail, the projector main body and the square plate are rotatably arranged on one side of the square plate through a rotating rod, a synchronizing unit is arranged between the inside and the outside of the box body, and a mounting unit is arranged between the mounting frame and the box body; the synchronous unit comprises a rack fixed on one side of a box body, a driving motor is fixed on the top of the rack, a rotary column is fixed at the end part of an output shaft of the driving motor through a coupler and penetrates into the box body, driving wheels are fixed on the surfaces of the rotary column and a rotating shaft, a driving belt drives the two driving wheels to rotate, a cross bar is rotated in the box body, two meshed bevel gears are fixed on the surfaces of the cross bar and the rotary column, two extending parts are extended outwards from one side of the box body, a first winding column is rotated between the two extending parts, sliding ways are fixed on two sides of the inner wall of the box body, a second winding column is connected between the two sliding ways in a sliding manner, a third winding column is rotated on the right side of the inner wall of the guide rail, a pull rope is arranged on the surfaces of the first winding column, the second winding column and the third winding column in a transmission manner, a through groove allowing the pull rope to pass through is formed in one side of the box body, a rack is slid on one side of the sliding way, one side of the rack is fixed with the end part of the second winding column, a straight gear is meshed with one side of the cross bar, and a fine adjustment mechanism is arranged between the connecting shaft of the guide rail; fine-tuning includes sliding connection at the inside sliding seat of guide rail, and the surface of sliding seat and the internal surface fixation of square slab, the equal sliding connection in both sides of sliding seat inner wall has the card post, two it is fixed through first spring between the card post, two be fixed with the double-end string between the looks remote site of card post, the one end of stay cord is fixed with one side of sliding seat, and the double-end string is located the inside slip setting of stay cord, the external surface fixation of double-end string has the guide ring, and one side of guide ring is fixed with the fixed strip and the inside of sliding seat is fixed, the inner wall equidistance of guide rail set up with the fixed orifices of card post looks adaptation, the top of guide rail is fixed with the orbit board, and the internal surface of square slab slides with the surface of orbit board, the orbit groove has been seted up on the surface of orbit board, the top fixedly connected with riser of projector main part, and one side of riser is fixed with the upstand moves along the orbit groove, the equal fixedly connected with handle in bottom of stay cord and double-end string.

Preferably, the surfaces of the first wrapping post, the second wrapping post and the third wrapping post are fixedly connected with limiting sleeves, the pull ropes are located inside the limiting sleeves, and corners of the limiting sleeves are designed in an arc shape.

Preferably, the installation unit is including fixing the extension seat in box one side and running through the mounting bracket, the both sides on mounting bracket surface all slide there is the cardboard, and extend the both sides of seat and offer the draw-in groove with cardboard looks adaptation, the spout has been seted up to the top on mounting bracket surface, and the internal surface of spout and extend to outside and slide and have the slide bar.

Preferably, the surface of the sliding rod is respectively provided with two rotating plates and a control plate, one side of each rotating plate rotates with the surface of the clamping plate, and the bottom of the control plate is provided with a control assembly for driving the control plate to move up and down.

Preferably, the control assembly comprises a bottom rod rotating at the bottom end of the control plate, a handle is fixed at the bottom end of the bottom rod, a sleeve is arranged outside the bottom rod, an engaging plate is fixed on one side of the sleeve, and one side of the engaging plate is fixed with one side of the mounting frame.

Preferably, the inner wall of the casing is provided with a vertical groove and a transverse groove which are vertically communicated, the outer surface of the bottom rod is fixed with a fixture block which can slide in the vertical groove and the transverse groove, and the fixture block can slide in the transverse groove to limit the up-and-down movement of the bottom rod.

Preferably, the outside of sill bar just is located the cover endotheca and is equipped with the second spring, the below of cover shell surface is fixed with the gasket, and the top of gasket and the bottom mounting of second spring.

(III) advantageous effects

The invention provides a suspension type optical projection adjusting system convenient to use. Compared with the prior art, the method has the following beneficial effects:

(1) This convenient to use's suspension type optical projection governing system, through set up the synchronizing unit between the inside and the outside at the box, utilize driving motor, drive wheel and drive belt transmission power, the rotation of pivot drives lid and the opening of projecting apparatus main part, under bevel gear's effect, when can realizing that the lid opens, a stay cord for controlling projecting apparatus main part angle falls automatically, cooperation fine-tuning carries out the fine setting to the angle of projecting apparatus main part, not only can realize the hidden of projecting apparatus main part and accomodate, and conveniently carry out fine motion adjustment during the use, application scope is wide.

(2) This convenient to use's suspension type optical projection governing system, through set up the installation unit between mounting bracket and box, the utilization extends the seat and runs through the mounting bracket, and extend draw-in groove and cardboard joint adaptation that the seat both sides formed, the control panel up-and-down motion's process can be controlled to the simultaneous control subassembly, the cooperation rotor plate, spout and slide bar, can realize that the box portable installs on the mounting bracket, and strong stability, the dismouting of being convenient for, for traditional bolt installation form, not only can not produce smooth silk phenomenon influence stability, and need not to go on with the help of the instrument, hang stably, and convenient to use.

Drawings

FIG. 1 is a perspective view of the external structure from a first perspective of the present invention;

FIG. 2 is a perspective view of the external structure from a second perspective of the present invention;

FIG. 3 is a partial perspective view of the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 3;

FIG. 5 is a schematic perspective view of a first part of a synchronization unit according to the present invention;

FIG. 6 is a schematic perspective view of a second part of the synchronization unit according to the present invention;

FIG. 7 is a perspective sectional view of the fine adjustment mechanism of the present invention;

FIG. 8 is a perspective sectional view of the sliding seat of the present invention;

FIG. 9 is a schematic perspective view of the mounting unit of the present invention;

FIG. 10 is a schematic view of a partial perspective view of the mounting unit of the present invention;

fig. 11 is a perspective sectional view of the case of the present invention.

In the figure, the position of the upper end of the main shaft, 1-box body, 2-projector body, 3-mounting rack, 4-rotating shaft, 5-cover body, 6-guide rail, 7-square plate, 8-synchronous unit, 81-frame, 82-driving motor, 83-rotating column, 84-driving wheel, 85-driving belt, 86-bevel gear, 87-extending part, 88-first winding column, 89-fine adjustment mechanism, 89-1-sliding seat, 89-2-clamping column, 89-3-first spring, 89-4-double-end string, 89-5-guide ring, 89-6-fixing strip, 89-7-fixing hole, 89-8-track plate, 89-9-track groove, 89-10-vertical plate 89-11-vertical column, 89-12-handle, 810-slideway, 811-second winding column, 812-third winding column, 813-pull rope, 814-through groove, 815-rack, 816-spur gear, 817-cross bar, 9-installation unit, 91-extension seat, 92-snap plate, 93-snap groove, 94-slide groove, 95-slide bar, 96-rotation plate, 97-control plate, 98-control component, 98-1-bottom bar, 98-2-handle, 98-3-jacket, 98-4-connecting plate, 98-5-vertical groove, 98-6-cross groove, 98-7-snap block, 98-8-second spring, 98-9-spacer, 10-rotating rod and 11-limiting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be 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 invention.

Referring to fig. 1 to 11, an embodiment of the present invention provides a technical solution: a suspension type optical projection adjusting system convenient to use comprises a projector main body 2 positioned inside a box body 1 and a mounting frame 3 mounted on a wall body through expansion bolts, wherein the mounting frame 3 is fixed in a suspension type, two sides of the mounting frame are fixed on the wall body through hanger rods by utilizing the expansion bolts, one side of the top of the box body 1 drives a cover body 5 to rotate through a rotating shaft 4 and can completely cover an opening of the top of the box body 1, a guide rail 6 is fixed on one side of the cover body 5, a square plate 7 is arranged on the outer side of the guide rail 6 and slides along the outer side of the guide rail 6, the projector main body 2 and the square plate 7 are arranged on one side of the square plate 7 in a rotating mode through a rotating rod 10, a synchronizing unit 8 is arranged between the inside and the outside of the box body 1, and a mounting unit 9 is arranged between the mounting frame 3 and the box body 1; the synchronizing unit 8 includes a frame 81 fixed at one side of the cabinet 1, the frame 81 is used to fix a driving motor 82, the driving motor 82 is fixed at the top of the frame 81, the driving motor 82 is a three-phase asynchronous motor, the motor is electrically connected with an external power supply, clockwise rotation of the motor is positive rotation of the motor, anticlockwise rotation of the motor is negative rotation of the motor, a positive and negative rotation control circuit diagram and principle analysis thereof are to realize that the purpose of negative rotation of the motor can be achieved only by connecting any two opposite wires in three-phase power supply incoming wires of the motor, a rotating column 83 is fixed at the end part of an output shaft of a driving motor 82 and penetrates into the box body 1 through a coupler, driving wheels 84 are fixed on the surfaces of the rotating column 83 and the rotating shaft 4 and drive the two driving wheels 84 to rotate through a driving belt 85, a cross rod 817 rotates in the box body 1, two engaged bevel gears 86 are fixed on the surfaces of the cross bar 817 and the rotating column 83, two extending parts 87 extend outwards from one side of the box body 1, a first winding column 88 rotates between the two extending parts 87, slide ways 810 are fixed on both sides of the inner wall of the box body 1, square grooves are arranged on the slide ways 810 in a penetrating way, the second winding post 811 can be fixed to the rack 815, the second winding post 811 is slidably connected between the two sliding rails 810, the third winding post 812 is rotatably provided at the right side of the inner wall of the guide rail 6, and the surfaces of the first winding post 88, the second winding post 811 and the third winding post 812 are provided with a pull rope 813 in a transmission manner, one side of the box body 1 is provided with a through groove 814 allowing the pull rope 813 to pass through, one side of the slideway 810 is provided with a rack 815 in a sliding manner, one side of the rack 815 is fixed with the end of the second winding post 811 through a connecting shaft, a spur gear 816 is fixed on the surface of the cross bar 817 to be meshed with one side of the rack 815, and a fine adjustment mechanism 89 is arranged between the inside of the guide rail 6 and the pull rope 813; the fine adjustment mechanism 89 comprises a sliding seat 89-1 which is connected inside the guide rail 6 in a sliding manner, the sliding seat 89-1 is fixed with the inner wall of the guide rail 6 through an elastic part and can have resilience performance after the sliding seat 89-1 moves, the outer surface of the sliding seat 89-1 is fixed with the inner surface of the square plate 7, two sides of the inner wall of the sliding seat 89-1 are respectively connected with a clamping column 89-2 in a sliding manner, two clamping columns 89-2 are fixed through a first spring 89-3, the elastic coefficient of the first spring 89-3 is adjustable, a double-end thin rope 89-4 is fixed between opposite ends of the two clamping columns 89-2 according to requirements, one end of a pull rope 813 is fixed with one side of the sliding seat 89-1, the double-end thin rope 89-4 is arranged inside the pull rope 813 in a sliding manner, a guide ring 89-5 is fixed on the outer surface of the double-end thin rope 89-4, the guide ring 89-5 is arranged to prevent the double-end string 89-4 from pulling the clamping column 89-2 to move towards the middle side, a fixing strip 89-6 is fixed on one side of the guide ring 89-5 and fixed with the inside of the sliding seat 89-1, fixing holes 89-7 matched with the clamping column 89-2 are formed in the inner wall of the guide rail 6 at equal intervals, the set interval of the fixing holes 89-7 is set according to the range to be adjusted, a track plate 89-8 is fixed on the top of the guide rail 6, the inner surface of the square plate 7 slides with the outer surface of the track plate 89-8, a track groove 89-9 is formed in the surface of the track plate 89-8, the track groove 89-9 can be set according to the angle range to be adjusted, and the top of the projector main body 2 is fixedly connected with a vertical plate 89-10, and one side of the riser 89-10 is fixed with the vertical column 89-11 and moves along the track groove 89-9, the bottom ends of the pull rope 813 and the double-end thin rope 89-4 are fixedly connected with the handles 89-12, the synchronous unit 8 is arranged between the inside and the outside of the box body 1, the driving motor 82, the transmission wheel 84 and the transmission belt 85 are utilized to transmit power, the rotation of the rotating shaft 4 drives the cover body 5 and the projector main body 2 to be opened, the pull rope 813 for controlling the angle of the projector main body 2 automatically falls down while the cover body 5 is opened under the action of the bevel gear 86, and the fine adjustment mechanism 89 is matched to finely adjust the angle of the projector main body 2, so that the hidden storage of the projector main body 2 can be realized, the fine adjustment can be conveniently carried out during use, and the application range is wide.

In the embodiment of the invention, the limiting sleeve 11 is fixedly connected to the surfaces of the first wrapping post 88, the second wrapping post 811 and the third wrapping post 812, the pull rope 813 is located inside the limiting sleeve 11, the corners of the limiting sleeve 11 are all designed to be circular arcs, the limiting sleeve 11 is arranged, the pull rope 813 can be prevented from falling off the first wrapping post 88, the second wrapping post 811 and the third wrapping post 812, the corners of the limiting sleeve 11 are all designed to be circular arcs, and the pull rope 813 can be protected and the smoothness of movement of the pull rope 813 can be ensured.

In the embodiment of the invention, the mounting unit 9 comprises an extension seat 91 fixed on one side of the box body 1 and penetrating through the mounting frame 3, the clamping plates 92 are respectively arranged on two sides of the surface of the mounting frame 3 in a sliding manner, clamping grooves 93 matched with the clamping plates 92 are formed in two sides of the extension seat 91, a sliding groove 94 is formed above the surface of the mounting frame 3, a sliding rod 95 is arranged on the inner surface of the sliding groove 94 and extends to the outside in a sliding manner, two rotating plates 96 are respectively rotated on the surface of the sliding rod 95, a control panel 97 is fixed on the surface of the clamping plates 92, one sides of the two rotating plates 96 are rotated with the surface of the clamping plates 92, a control assembly 98 for driving the control panel 97 to move up and down is arranged at the bottom of the control panel 97, the mounting unit 9 is arranged between the mounting frame 3 and the box body 1, the extension seat 91 penetrates through the mounting frame 3, the clamping grooves 93 formed in two sides of the extension seat 91 are matched with the clamping plates 92, meanwhile, the control assembly 98 can control the process of the control panel 97 moving up and down, the rotating plates 96, the sliding grooves 94 and the sliding rod 95, the mounting frame 1 can be conveniently mounted on the mounting frame 3, the mounting unit is high in a convenient and dismounting manner, and convenient to be compared with a traditional mounting form, the traditional bolt mounting mode, the suspension stability can not only, the suspension stability can not influenced by a wire sliding phenomenon can not only, but also can be generated, and the suspension stability can be realized without the use of a tool, and the use stability can be realized.

In the embodiment of the invention, the control assembly 98 comprises a bottom rod 98-1 which rotates at the bottom end of the control plate 97, a handle 98-2 is fixed at the bottom end of the bottom rod 98-1, the handle 98-2 is arranged to facilitate the control of the bottom rod 98-1, a sleeve 98-3 is arranged outside the bottom rod 98-1, a connecting plate 98-4 is fixed at one side of the sleeve 98-3, one side of the connecting plate 98-4 is fixed with one side of the mounting frame 3, a vertical groove 98-5 and a transverse groove 98-6 are arranged on the inner wall of the sleeve 98-3, the vertical groove 98-5 and the transverse groove 98-6 are vertically communicated, a fixture block 98-7 which can slide in the vertical groove 98-5 and the transverse groove 98-6 is fixed on the outer surface of the bottom rod 98-1, and the fixture block 98-7 can slide in the transverse groove 98-6 to limit the up and down movement of the bottom rod 98-1, the second spring 98-8 is sleeved outside the bottom rod 98-1 and inside the sleeve 98-3, the elastic coefficient of the second spring 98-8 is adjustable and can be set according to requirements, the gasket 98-9 is fixed below the outer surface of the sleeve 98-3, the top of the gasket 98-9 is fixed with the bottom end of the second spring 98-8, the fixture block 98-7 can slide in the transverse groove 98-6 to limit the up-and-down movement of the bottom rod 98-1 by utilizing the arranged vertical groove 98-5 and the transverse groove 98-6, the fixture block 98-7 is fixed with the fixture block 98-7 and matched with the second spring 98-8 and the gasket 98-9, the control panel 97 can be conveniently fixed and automatically falls after the box body 1 is installed, thereby avoiding large labor intensity of continuous manual holding, the operation is more convenient.

And those not described in detail in this specification are well within the skill of those in the art.

When in use: firstly, the driving motor 82 is started, the rotating column 83 is driven to rotate by the driving motor 82, the rotating column 83 rotates to enable the driving wheel 84 fixed on the rotating column 83 to rotate, the driving wheel 84 on the rotating column 83 rotates under the action of the driving belt 85 to drive the driving wheel 84 on the rotating shaft 4 to rotate, the driving wheel 84 on the rotating shaft 4 rotates to drive the rotating shaft 4 to rotate, the rotating shaft 4 rotates to drive the cover body 5 to rotate, the cover body 5 rotates and then drives the guide rail 6 to rotate, at the moment, the projector main body 2 is unfolded, meanwhile, the pull rope 813 is pulled in the overturning process of the cover body 5, the pull rope 813 passes through the first winding column 88, the second winding column 811 and the third winding column 812, at the moment, the two bevel gears 86 synchronously mesh and rotate under the action of the rotating column 83, then, a bevel gear 86 is synchronously meshed and rotates to further drive a cross rod 817 to rotate, the cross rod 817 rotates to further drive a straight gear 816 to rotate, the straight gear 816 rotates to drive a meshed rack 815 to move upwards, the rack 815 moves upwards to further drive a second winding post 811 to move upwards, a pull rope 813 automatically falls down on the outer side of the box body 1 after the second winding post 811 moves upwards, at the moment, a handle 89-12 can be controlled at a lower position, the cover body 5 can be turned over, meanwhile, the pull rope 813 used for controlling the angle of the projector main body 2 automatically falls down, the fine adjustment mechanism 89 is matched to finely adjust the angle of the projector main body 2, hidden storage of the projector main body 2 can be achieved, fine adjustment can be conveniently carried out during use, and the application range is wide;

during adjustment: at the moment, a handle 89-12 connected with a double-end string 89-4 is pulled downwards, the handle 89-12 connected with the double-end string 89-4 moves downwards to further drive the double-end string 89-4 to move to one side, the double-end string 89-4 moves to one side under the action of a guide ring 89-5 to drive two clamping columns 89-2 to approach to the middle, a first spring 89-3 is in a compressed state when the two clamping columns 89-2 approach to the middle, the two clamping columns 89-2 are positioned in a sliding seat 89-1 at the moment, the limiting effect of the clamping columns 89-2 and a fixed hole 89-7 is relieved, then the handle 89-12 connected with a pull rope 813 is pulled, the sliding seat 89-1 is pulled through a first winding column 88, a second winding column 811 and a third winding column 812 to turn, the sliding seat 89-1 slides along a guide rail 6 at the moment, the sliding seat 89-1 moves to drive a square plate 7 to move to one side, the projector main body 2 moves to one side, the projector main body moves to one side along a vertical rotating groove 89-10, and then the vertical rotating groove 89-10 moves along a vertical rotating track 11 to adjust the angle 11;

during installation: at the moment, the box body 1 is placed on the mounting frame 3, the extending seat 91 at one side of the box body 1 penetrates through the through groove on the mounting frame 3, meanwhile, the handle 98-2 is pulled downwards, the bottom rod 98-1 is driven to move downwards through the handle 98-2, the bottom rod 98-1 moves downwards, the fixture block 98-7 moves downwards along the vertical groove 98-5, until the fixture block 98-7 slides to the transverse groove 89-6, the sliding rod 95 slides downwards along the sliding groove 94, the sliding rod 95 moves downwards to drive the two rotating plates 96 to rotate towards two sides, at the moment, the two clamping plates 92 slide towards two sides on the moving groove on the surface of the mounting frame 3, at the moment, the bottom rod 98-1 is rotated to further drive the fixture block 98-7 to move into the transverse groove 89-6, at the moment, the second spring 98-8 is compressed, at the moment, when the extension seat 91 penetrates through the mounting frame 3, the handle 98-2 is rotated reversely until the clamping block 98-7 is separated from the transverse groove 89-6, the clamping plate 92 is clamped into the clamping groove 93 under the action of the second spring 98-8, the fixing process of the box body 1 can be completed, the box body 1 can be reversely operated when the box body needs to be detached, the control plate 97 can be conveniently fixed by matching the second spring 98-8 and the gasket 98-9, the box body 1 automatically falls after being mounted, the problem that manual work is large in continuous handheld labor intensity is avoided, the box body 1 is convenient to operate, the box body 1 can be conveniently mounted on the mounting frame 3, the stability is high, the disassembly and the assembly are convenient, compared with a traditional bolt mounting form, the stability is not influenced by the phenomenon of thread slipping, the manual work is not needed, the suspension is stable, and the use is convenient.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient to use's suspension type optical projection governing system, includes the projecting apparatus main part (2) that are located box (1) inside and installs mounting bracket (3) on the wall body through expansion bolts, its characterized in that: one side of the top of the box body (1) drives the cover body (5) to rotate through the rotating shaft (4) and can completely cover the opening of the top of the box body (1), a guide rail (6) is fixed on one side of the cover body (5), a square plate (7) is arranged on the outer side of the guide rail (6) and slides along the outer side of the guide rail (6), the projector main body (2) and the square plate (7) are rotatably arranged on one side of the square plate (7) through a rotating rod (10), a synchronizing unit (8) is arranged between the inside and the outside of the box body (1), and an installation unit (9) is arranged between the installation frame (3) and the box body (1);

the synchronous unit (8) comprises a rack (81) fixed on one side of a box body (1), a driving motor (82) is fixed on the top of the rack (81), a rotary column (83) penetrating into the box body (1) is fixed at the end part of an output shaft of the driving motor (82) through a coupler, transmission wheels (84) are fixed on the surfaces of the rotary column (83) and a rotating shaft (4) and drive the two transmission wheels (84) to rotate through a transmission belt (85), a cross rod (817) is fixed in the box body (1) in a rotating manner, two meshed bevel gears (86) are fixed on the surfaces of the cross rod (817) and the rotary column (83), two extending parts (87) extend outwards from one side of the box body (1), a first winding column (88) rotates between the two extending parts (87), slide ways (810) are fixed on two sides of the inner wall of the box body (1), a second winding column (811) is connected between the two slide ways (810) in a sliding manner, a third winding column (812) rotates on the right side of the inner wall of the guide rail (6), a pull rope (813) is arranged on one side of the first winding column (88), a second winding column (811), and a pull rope (813) is arranged on one side of the transmission column (813) allowing the transmission rope (813) to pass through a through groove (813), a rack (815) slides on one side of the slide rail (810), one side of the rack (815) is fixed with the end part of the second winding post (811) through a connecting shaft, a straight gear (816) is fixed on the surface of the cross bar (817) and is meshed with one side of the rack (815), and a fine adjustment mechanism (89) is arranged between the inner part of the guide rail (6) and the pull rope (813);

the fine adjustment mechanism (89) comprises a sliding seat (89-1) which is connected inside the guide rail (6) in a sliding mode, the outer surface of the sliding seat (89-1) is fixed to the inner surface of the square plate (7), two sides of the inner wall of the sliding seat (89-1) are connected with clamping columns (89-2) in a sliding mode, the two clamping columns (89-2) are fixed through a first spring (89-3), a double-end thin rope (89-4) is fixed between the opposite ends of the two clamping columns (89-2), one end of a pull rope (813) is fixed to one side of the sliding seat (89-1), the double-end thin rope (89-4) is located inside a pull rope (813) in a sliding mode, a guide ring (89-5) is fixed to the outer surface of the double-end thin rope (89-4), a fixing strip (89-6) is fixed to the inside of the sliding seat (89-1) on one side of the guide ring (89-5), a fixing strip (89-6) is fixed to the inside of the sliding seat (89-1), a guide rail (6) is provided with a fixing hole which is matched with the clamping columns (89-2) at equal intervals, the track of the inner wall of the guide rail (7-1), and a track of the inner surface of the sliding plate (89-7) is provided with a track of the inner surface of the square plate (89-8), and a track of the sliding track (89-8) of the square plate (89-8) and a track of the inner surface of the sliding track (89-7) and the inner surface of the square plate (89-8) are provided with a track of the sliding track (89-8), the top of the projector main body (2) is fixedly connected with a vertical plate (89-10), a vertical column (89-11) fixed on one side of the vertical plate (89-10) moves along a track groove (89-9), and handles (89-12) are fixedly connected to the bottom ends of the pull rope (813) and the double-end thin rope (89-4).

2. A suspended optical projection adjustment system for convenience of use as claimed in claim 1, wherein: the surface of first wrapping post (88), second wrapping post (811) and third wrapping post (812) all fixedly connected with stop collar (11), and stay cord (813) are located the inside of stop collar (11), the corner of stop collar (11) all adopts the circular arc design.

3. A suspended optical projection adjustment system for convenience of use as claimed in claim 1 or 2, wherein: installation unit (9) including fixing extension seat (91) in box (1) one side and running through mounting bracket (3), mounting bracket (3) both sides on surface all slide and have cardboard (92), and extend the draw-in groove (93) of the both sides offer with cardboard (92) looks adaptation of seat (91), spout (94) have been seted up to mounting bracket (3) top on surface, and the internal surface of spout (94) and extend to outside slip and have slide bar (95).

4. A suspended optical projection adjustment system for convenient use according to claim 3, wherein: the surface of the sliding rod (95) is respectively provided with two rotating plates (96) and a control plate (97) in a rotating mode, one side of each rotating plate (96) rotates with the surface of the clamping plate (92), and a control assembly (98) for driving the control plate (97) to move up and down is arranged at the bottom of the control plate (97).

5. A suspended optical projection adjustment system as claimed in claim 4, wherein: the control assembly (98) comprises a bottom rod (98-1) rotating at the bottom end of the control plate (97), a handle (98-2) is fixed at the bottom end of the bottom rod (98-1), a casing (98-3) is arranged outside the bottom rod (98-1), a connecting plate (98-4) is fixed at one side of the casing (98-3), and one side of the connecting plate (98-4) is fixed with one side of the mounting rack (3).

6. A suspended optical projection adjustment system for convenience of use as claimed in claim 5, wherein: the inner wall of the casing (98-3) is provided with a vertical groove (98-5) and a transverse groove (98-6), the vertical groove (98-5) and the transverse groove (98-6) are vertically communicated, a fixture block (98-7) capable of sliding in the vertical groove (98-5) and the transverse groove (98-6) is fixed on the outer surface of the bottom rod (98-1), and the fixture block (98-7) can slide in the transverse groove (98-6) to limit the up-and-down movement of the bottom rod (98-1).

7. A suspended optical projection adjustment system for convenience of use as claimed in claim 5, wherein: a second spring (98-8) is sleeved outside the bottom rod (98-1) and positioned in the sleeve (98-3), a gasket (98-9) is fixed below the outer surface of the sleeve (98-3), and the top of the gasket (98-9) is fixed with the bottom end of the second spring (98-8).