CN112113120A - Projecting apparatus hangs mechanism for business administration teaching equipment - Google Patents
Projecting apparatus hangs mechanism for business administration teaching equipment Download PDFInfo
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- CN112113120A CN112113120A CN202010987524.XA CN202010987524A CN112113120A CN 112113120 A CN112113120 A CN 112113120A CN 202010987524 A CN202010987524 A CN 202010987524A CN 112113120 A CN112113120 A CN 112113120A
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- column
- hole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The invention discloses a projector suspension mechanism for industrial and commercial management teaching equipment, and relates to the technical field of industrial and commercial management multimedia teaching equipment. This business administration teaching is projecting apparatus suspension mechanism for equipment, upwards promote the shift ring, the hand power spliced pole moves to the outside, make a couple groove two and a couple groove separation, detach the projecting apparatus from the wall, upwards promote the ejector pad and remove, the outer end of every screens board all rotates downwards, the top that makes the screens board breaks away from the screens groove, and the height that reciprocates the projecting apparatus is adjusted, it rotates to rotate the urceolus on the surface of inner tube, adjust the device's projection direction, through clockwise rotation spiral plate, locking threaded rod and nut, compress tightly every first locking plate and second locking plate, carry out the locking to the angle after adjusting.
Description
Technical Field
The invention relates to the technical field of industrial and commercial management multimedia teaching equipment, in particular to a projector suspension mechanism for industrial and commercial management teaching equipment.
Background
The industrial and commercial management is the most common management major in the market economy, generally refers to the management of industrial and commercial enterprises, and the management of industrial and commercial enterprises is the subject of researching the basic theory and general method of the economic management of industrial and commercial enterprises, and mainly comprises two aspects of business strategy formulation and internal behavior management of enterprises.
The projecting apparatus is in the installation, need produce certain distance with the projection wall, in order to guarantee the normal projection of image, need vacate between projection wall and the projecting apparatus, avoid the problem of separation picture, consequently the desktop installation will be avoided in projecting apparatus linkage's use and the problem that the desktop installation caused need occupy certain teaching seat, in projecting apparatus linkage use, the mode that adopts the support usually carries out direct suspension to the projecting apparatus fixed, but in use, the regulating effect to the projecting apparatus is not good, and the fastness when dismantling and installing the projecting apparatus is not good.
Disclosure of Invention
The invention aims to make up the defects of the prior art, and provides a projector suspension mechanism for industrial and commercial management teaching equipment, which has the advantages of good disassembly and assembly rapidity and capability of being adjusted according to requirements, and solves the problems of poor adjustability of a projector suspension bracket and poor rapidness in disassembly and assembly of the projector bracket.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a projecting apparatus hangs mechanism for business administration teaching equipment, includes the roof, the bottom surface fixed mounting of roof has swift mechanism, the below fixed mounting of swift mechanism has adjustment mechanism, adjustment mechanism's below fixed mounting has coupling mechanism.
Swift mechanism includes spliced pole one, guide slot, spliced pole two, spring one, shift ring, slider, fixed slot, couple groove one and couple groove two, a spliced pole fixed mounting is at the middle part of roof bottom surface, spliced pole two is placed in the below of spliced pole one, the lower part at spliced pole one surface is seted up to couple groove one, couple groove two is seted up on the upper portion of spliced pole outer surface, and looks joint between couple groove one and couple groove two, the surface at spliced pole one and two junctions is established to the shift ring cover, the upper surface at the shift ring is seted up to the fixed slot, a spring fixed mounting is in the inside of fixed slot, the top of spring one and the bottom surface fixed connection of roof, and the spring set is established at the surface of spliced pole one.
The adjusting mechanism comprises a connecting block, an inner cylinder, a clamping groove, a positioning pipe, an outer cylinder, a cavity, a fixing hole, a bottom hole, a moving block, a clamping plate, a positioning seat, a second spring, a moving column, a pushing block, a clamping column, a through hole, a fixing ring, a hinge groove and a sliding groove, the connecting block is fixedly arranged on the bottom surface of the connecting column II, the inner cylinder is fixedly arranged on the bottom surface of the connecting block, the clamping grooves are arranged at equal intervals on the inner ring of the inner cylinder, the outer cylinder is sleeved on the outer surface of the inner cylinder, the cavity is arranged below the inner part of the outer barrel, the bottom hole is arranged on the bottom surface of the outer barrel, the fixing hole is arranged on the inner top wall of the cavity, the positioning tube is fixedly arranged in the fixing hole, the fixing ring is fixedly arranged on the upper surface of the positioning tube, the through-hole is opened at the upper surface of solid fixed ring, the positioning seat is the fixed mounting of annular array at solid fixed ring's surface.
The pushing block is placed in the bottom hole, the top end of the pushing block extends into the cavity, the moving column is fixedly installed on the upper surface of the pushing block, the second spring is fixedly installed on the upper surface of the pushing block, the top end of the second spring is fixedly connected with the bottom surface of the positioning tube, the second spring is sleeved on the outer surface of the moving column, the top end of the moving column sequentially penetrates through the positioning tube and the through hole and extends to the upper portion of the fixing ring, the moving block is fixedly installed on the top end of the moving column, the hinge grooves are arranged on the outer surface of the moving block in an annular array mode, the clamping plates are fixedly hinged inside each hinge groove through pin shafts, the outer end of each clamping plate respectively penetrates through each positioning seat and extends to the outer side of each positioning seat, the sliding grooves are respectively arranged on the outer surface of each clamping plate, and the clamping columns are respectively and fixedly installed inside each positioning seat, and each clamping column is clamped in the corresponding sliding groove.
The connecting mechanism comprises a connecting seat, a guide rail, a mounting arm, a hinged plate, a groove, a guide hole, a mounting groove, a hinged seat, a first locking plate, a side block, a connecting frame, a threaded rod, a rotary plate, an adjusting groove, a nut, a bottom plate, a second locking plate and a jack, the connecting frames are fixedly arranged at the left side and the right side of the bottom surface of the outer barrel, the connecting seats are fixedly arranged at the bottom surfaces of the two connecting frames, the bottom plate is arranged below the connecting seat, the hinged plate is fixedly arranged in the middle of the upper surface of the bottom plate, the hinged plate is fixedly hinged with the bottom end of the connecting seat through a pin shaft, the side block is fixedly arranged at the upper part of the right side surface of the connecting seat, the locking plates are fixedly arranged on the right side surface of the side block at equal intervals, the hinge seat is fixedly arranged on the right side of the upper surface of the bottom plate, the locking plates are fixedly hinged inside the hinged seat at equal intervals, and the first locking plates and the second locking plates are arranged in a staggered mode.
The surface at every lock plate is seted up respectively to the adjustment tank, the right side at every lock plate surface is seted up respectively to the jack, the front of lock plate two in the place ahead is placed to the spiral plate, threaded rod fixed mounting is at the back of spiral plate, the threaded rod is kept away from the one end of spiral plate and is run through every jack and adjustment tank in proper order and extend to the rear of lock plate two, nut fixed mounting is at the two backs of lock plate in rear, and the outer surface threaded connection of the inner circle of nut and threaded rod.
The recess is the upper surface of seting up at the bottom plate of annular array, the installation arm is respectively through the fixed interior diapire that articulates at every recess of round pin axle, the guide hole is seted up respectively in the inside of every installation arm, the guide rail is fixed mounting respectively between the inside wall of every recess, and every guide hole overlaps respectively and establishes the surface at every guide rail, the outer end at every installation arm is seted up respectively to the mounting groove.
Furthermore, the edge of the top plate is provided with mounting holes.
Through adopting above-mentioned technical scheme, better pass through bolt or inflation silk fixed mounting with the roof at the headwall.
Further, the left and right sides at spliced pole an surface is seted up to the guide slot, slider fixed mounting is in the left and right sides of shift ring inner ring, and two sliders joint respectively in the inside of two guide slots.
Through adopting above-mentioned technical scheme, better play the effect of direction to the upper and lower of shift ring, avoid in use shift ring pivoted problem.
Furthermore, a gap is reserved between the outer surface of the push block and the inner side walls of the two connecting frames, and the diameter value of the push block is equal to that of the bottom hole.
Through adopting above-mentioned technical scheme, avoid the clearance undersize between two link and lead to influencing the problem that stretch out the hand and promote the ejector pad.
Furthermore, the vertical length value of screens board is less than the vertical length value of screens groove, and the width value of screens board is less than the width value between the positioning seat inside wall.
Through adopting above-mentioned technical scheme, better stretch into the inside in screens groove with the screens board.
Further, the diameter value of the first connecting column is equal to that of the second connecting column.
Through adopting above-mentioned technical scheme, avoid the shifting ring when reciprocating, the first problem that causes the interference is not equal with the second diameter of spliced pole.
Compared with the prior art, this projecting apparatus hangs mechanism for business administration teaching equipment possesses following beneficial effect:
1. according to the projector fixing device, the quick mechanism is arranged, the top plate is fixedly installed on an indoor top wall through bolts in the using process, the moving ring is pushed upwards, the compression spring I is contracted, the hook groove II on the connecting column II is clamped in the hook groove I on the connecting column I, the moving ring is loosened, the moving ring is pushed downwards through the reset elasticity of the spring I to reset, so that the moving ring is sleeved at the connecting position of the connecting column I and the connecting column II, the problem of falling off in use is solved, when the projector needs to be disassembled and maintained, the moving ring is pushed upwards, the connecting column is pulled to move outwards in two directions, the hook groove II is separated from the hook groove I, the projector can be disassembled from the top wall, and the convenient disassembling and assembling effects of the projector fixing device are improved.
2. The invention is provided with the adjusting mechanism, when the using height of the projector needs to be adjusted, the pushing block is pushed upwards to move, the pushing block drives the moving column and the moving block to move upwards, the moving block drives the inner end of each clamping plate to move upwards when moving upwards, so that in the moving process, the outer end of each clamping plate rotates downwards under the interference of the clamping column, the top end of each clamping plate is separated from the clamping groove, the height of the projector moves upwards and downwards to be adjusted, after the clamping plate moves to a required position, the spring II performs rebound reset by releasing the pushing block, so that the pushing block is pressed to move downwards to reset, the moving block is pulled downwards by the pushing block to reset till the pushing block is tightly attached to the upper surface of the fixing ring, so that each clamping plate on the moving block resets, and the outer end of each clamping plate rotates to be horizontal, thereby block the inside in screens groove again, put through the interference of screens groove to the screens board and hang the projecting apparatus to the altitude mixture control effect that has improved the device.
3. The invention is provided with the inner cylinder and the outer cylinder, in the using process, the outer cylinder is sleeved outside the inner cylinder, the moving column is inserted inside the positioning tube, the clamping plate is clamped inside the clamping groove, and the projection direction of the device is adjusted by rotating the outer cylinder on the surface of the inner cylinder.
4. The invention is provided with the connecting mechanism, the preassembly holes at the top of the projector are aligned to the mounting groove on each mounting arm in the using process, the projector is mounted through the connecting pieces such as bolts and the like, the positions of the preassembly hole positions of the preassembly holes can be different when different projectors are used, the position of each mounting arm is adjusted by rotating the mounting arm at the moment, so that the mountable range of the mounting groove is enlarged, the mounting device is better suitable for different projectors to be mounted and used, the bearing force of the mounting arms can be better increased through the guide rail and the guide hole, the guide function of guiding the rotation of the mounting arms can be realized, when the angle of the projector is required to be adjusted, the threaded rod is driven to rotate in the nut by rotating the rotary plate anticlockwise, so that the pressure between the first locking plate and the second locking plate is released, and the angle is adjusted by rotating the bottom plate at the hinged joint, after adjusting to the demand angle, through clockwise rotation spiral plate to locking threaded rod and nut compress tightly every lock plate one and lock plate two, and through a plurality of lock plate one and a plurality of lock plate two staggered arrangement, can increase the frictional force of junction, thereby in use makes the angle after adjusting more stable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a connection diagram of a first connection column and a second connection column according to the present invention;
FIG. 3 is a schematic view of a moving ring structure according to the present invention;
FIG. 4 is a cross-sectional view of the shift ring of the present invention;
FIG. 5 is a schematic view of a connecting column according to the present invention;
FIG. 6 is a schematic structural view of a second connecting column according to the present invention;
FIG. 7 is a schematic view of the inner barrel structure of the present invention;
FIG. 8 is a cross-sectional view of the inner barrel of the present invention;
FIG. 9 is a schematic view of the inner structure of the outer barrel according to the present invention;
FIG. 10 is a cross-sectional view of the outer cartridge of the present invention;
FIG. 11 is a schematic view of the outer structure of the positioning tube of the present invention;
FIG. 12 is a schematic view of the positioning seat of the present invention;
FIG. 13 is a schematic view of a moving column according to the present invention;
FIG. 14 is a schematic view of the external structure of the base plate according to the present invention;
FIG. 15 is an exploded view of a first latch plate and a second latch plate of the present invention.
In the figure: 1-top plate, 2-shortcut mechanism, 201-first connecting column, 202-guide groove, 203-second connecting column, 204-first spring, 205-moving ring, 206-slide block, 207-fixed groove, 208-first hook groove, 209-second hook groove, 3-adjusting mechanism, 301-connecting block, 302-inner cylinder, 303-clamping groove, 304-positioning tube, 305-outer cylinder, 306-cavity, 307-fixed hole, 308-bottom hole, 309-moving block, 310-clamping plate, 311-positioning seat, 312-second spring, 313-moving column, 314-pushing block, 315-clamping column, 316-through hole, 317-fixed ring, 318-hinged groove, 319-sliding groove, 4-connecting mechanism, 401-connecting seat, 402-guide rail, 403-installation arm, 404-hinge plate, 405-groove, 406-guide hole, 407-installation groove, 408-hinge seat, 409-locking plate I, 410-side block, 411-connecting frame, 412-threaded rod, 413-rotating plate, 414-adjusting groove, 415-nut, 416-bottom plate, 417-locking plate II, 418-jack and 5-installation hole.
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. 1-15, the present invention provides a technical solution: the utility model provides a projecting apparatus hangs mechanism for business administration teaching equipment, includes roof 1, and the bottom surface fixed mounting of roof 1 has swift mechanism 2, and the below fixed mounting of swift mechanism 2 has adjustment mechanism 3, and the below fixed mounting of adjustment mechanism 3 has coupling mechanism 4.
The quick mechanism 2 comprises a first connecting column 201, a guide groove 202, a second connecting column 203, a first spring 204, a moving ring 205, a sliding block 206, a fixing groove 207, a first hook groove 208 and a second hook groove 209, wherein the first connecting column 201 is fixedly installed in the middle of the bottom surface of the top plate 1, the second connecting column 203 is placed below the first connecting column 201, the first hook groove 208 is arranged at the lower part of the outer surface of the first connecting column 201, the second hook groove 209 is arranged at the upper part of the outer surface of the second connecting column 203, the first hook groove 208 and the second hook groove 209 are clamped, the moving ring 205 is sleeved on the outer surface of the joint of the first connecting column 201 and the second connecting column 203, the fixing groove 207 is arranged on the upper surface of the moving ring 205, the first spring 204 is fixedly installed inside the fixing groove 207, the top end of the first spring 204 is fixedly connected with the bottom surface of the.
The adjusting mechanism 3 comprises a connecting block 301, an inner cylinder 302, a clamping groove 303, a positioning tube 304, an outer cylinder 305, a cavity 306, a fixing hole 307, a bottom hole 308, a moving block 309, a clamping plate 310, a positioning seat 311, a second spring 312, a moving column 313, a pushing block 314, a clamping column 315, a through hole 316, a fixing ring 317, a hinge groove 318 and a sliding groove 319, connecting block 301 fixed mounting is in the bottom surface of spliced pole two 203, inner tube 302 fixed mounting is in the bottom surface of connecting block 301, the inner circle of seting up in inner tube 302 of screens groove 303 equidistance range, outer tube 305 cover is established at the outer surface of inner tube 302, cavity 306 is seted up in the inside below of outer tube 305, the bottom surface at outer tube 305 is seted up to bottom hole 308, the interior roof at cavity 306 is seted up to fixed orifices 307, registration arm 304 fixed mounting is in the inside of fixed orifices 307, fixed ring 317 fixed mounting is on the upper surface of registration arm 304, the upper surface at fixed ring 317 is seted up to through-hole 316, the fixed mounting that positioning seat 311 is annular array is at fixed ring.
The pushing block 314 is placed inside the bottom hole 308, the top end of the pushing block 314 extends to the inside of the cavity 306, the moving column 313 is fixedly installed on the upper surface of the pushing block 314, the second spring 312 is fixedly installed on the upper surface of the pushing block 314, the top end of the second spring 312 is fixedly connected with the bottom surface of the positioning tube 304, the second spring 312 is sleeved on the outer surface of the moving column 313, the top end of the moving column 313 sequentially penetrates through the positioning tube 304 and the through hole 316 and extends to the upper side of the fixing ring 317, the moving block 309 is fixedly installed on the top end of the moving column 313, the hinge grooves 318 are arranged on the outer surface of the moving block 309 in an annular array, the clamping plates 310 are respectively and fixedly hinged inside each hinge groove 318 through pin shafts, the outer end of each clamping plate 310 respectively penetrates through each positioning seat 311 and extends to the outer side of each positioning seat 311, the sliding grooves 319 are respectively arranged on the outer surface of each clamping plate 310, and each of the position-locking posts 315 is locked inside each of the sliding slots 319.
The connecting mechanism 4 comprises a connecting seat 401, a guide rail 402, a mounting arm 403, a hinge plate 404, a groove 405, a guide hole 406, a mounting groove 407, a hinge seat 408, a first locking plate 409, a side block 410, connecting frames 411, a threaded rod 412, a rotating plate 413, an adjusting groove 414, a nut 415, a bottom plate 416, a second locking plate 417 and a jack 418, the connecting frames 411 are fixedly mounted on the left side and the right side of the bottom surface of the outer cylinder 305, the connecting seat 401 is fixedly mounted on the bottom surfaces of the two connecting frames 411, the bottom plate 416 is placed below the connecting seat 401, the hinge plate 404 is fixedly mounted in the middle of the upper surface of the bottom plate 416, the hinge plate 404 is fixedly hinged with the bottom end of the connecting seat 401 through a pin shaft, the side block 410 is fixedly mounted on the upper part of the right side surface of the connecting seat 401, the second locking plates 417 are fixedly mounted on the right side surface of the side block 410 in an equidistant manner, and the first lock plate 409 and the second lock plate 417 are staggered.
The adjusting groove 414 is respectively arranged on the outer surface of each first locking plate 409, the insertion hole 418 is respectively arranged on the right side of the outer surface of each second locking plate 417, the rotary plate 413 is arranged on the front surface of the second locking plate 417 in front, the threaded rod 412 is fixedly arranged on the back surface of the rotary plate 413, one end, far away from the rotary plate 413, of the threaded rod 412 sequentially penetrates through each insertion hole 418 and the adjusting groove 414 and extends to the back of the second locking plate 417, the nut 415 is fixedly arranged on the back surface of the second locking plate 417 at the back, and the inner ring of the nut 415 is in threaded connection with the outer surface of the threaded.
The grooves 405 are arranged on the upper surface of the base plate 416 in an annular array, the mounting arms 403 are fixedly hinged to the inner bottom wall of each groove 405 through pins, the guide holes 406 are arranged inside each mounting arm 403, the guide rails 402 are fixedly arranged between the inner side walls of each groove 405, each guide hole 406 is sleeved on the outer surface of each guide rail 402, and the mounting grooves 407 are arranged at the outer ends of each mounting arm 403.
Further, mounting hole 5 has all been seted up at the edge of roof 1, better with roof 1 through bolt or inflation silk fixed mounting at the headwall.
Further, the left and right sides at spliced pole 201 surface is seted up to guide slot 202, and slider 206 fixed mounting is in the left and right sides of shift ring 205 inner ring, and two sliders 206 joint respectively in the inside of two guide slots 202, the better effect of direction is played from top to bottom to shift ring 205, avoids in use shift ring 205 pivoted problem.
Further, a gap is reserved between the outer surface of the push block 314 and the inner side walls of the two connecting frames 411, and the diameter value of the push block 314 is equal to that of the bottom hole 308, so that the problem that the gap between the two connecting frames 411 is too small to influence the push block 314 pushed by the stretcher is solved.
Furthermore, the vertical length value of clamping plate 310 is less than the vertical length value of clamping groove 303, and the width value of clamping plate 310 is less than the width value between the inside wall of positioning seat 311, better stretches into the inside of clamping groove 303 with clamping plate 310.
Furthermore, the diameter value of the first connecting column 201 is equal to the diameter value of the second connecting column 203, so that the problem of interference caused by the unequal diameters of the first connecting column 201 and the second connecting column 203 when the moving ring 205 moves up and down is avoided.
The working principle is as follows: in the using process, the top plate 1 is fixedly installed on an indoor top wall through bolts, the moving ring 205 is pushed upwards, the compression spring I204 contracts, the hook groove II 209 on the connecting column II 203 is clamped in the hook groove I208 on the connecting column I201, the moving ring 205 is loosened, the moving ring 205 is pushed downwards through the reset elasticity of the spring I204 to reset, so that the connecting part of the connecting column I201 and the connecting column II 203 is sleeved, the problem of falling off in use is avoided, when the projector needs to be disassembled and maintained, the moving ring 205 is pushed upwards, the connecting column II 203 is pulled to move outwards, the hook groove II 209 is separated from the hook groove I208, the projector can be disassembled from the top wall, the preassembling hole at the top of the projector is aligned to the installing groove 407 on each installing arm 403, the projector is installed through connecting pieces such as bolts, and the like, and in use of different projectors, the positions of the pre-installing holes may be different, at this time, the positions are adjusted by rotating each installing arm 403, the installing range of the installing groove 407 is enlarged, and the projector is better suitable for installing and using different projectors, when the using height of the projector needs to be adjusted, the push block 314 is pushed upwards to move, the push block 314 drives the moving column 313 and the moving block 309 to move upwards, the moving block 309 drives the inner end of each clamping plate 310 to move upwards when moving upwards, so that in the moving process, the clamping plates 310 rotate downwards under the interference of the clamping columns 315, the outer end of each clamping plate 310 rotates downwards, the top ends of the clamping plates 310 are separated from the clamping groove 303, the height of the projector moves upwards and downwards to adjust, and after moving to the required position, the push block 314 is released, the spring second 312 performs rebound resetting, so that the push block 314 is pressed to move downwards to reset, the moving block 309 is pulled by the push block 314 to reset downwards until the moving block is tightly attached to the upper surface of the fixing ring 317, so that each clamping plate 310 on the moving block 309 resets, the outer end of each clamping plate 310 rotates to be horizontal and is clamped into the clamping groove 303 again, the projector is hung by the interference of the clamping groove 303 on the clamping plate 310, the outer cylinder 305 rotates on the surface of the inner cylinder 302 by rotating, the projection direction is adjusted, when the angle of the projector is required to be adjusted, the threaded rod 412 is driven to rotate in the nut 415 by rotating the rotary plate 413 anticlockwise, so that the pressure between the first locking plate 409 and the second locking plate 417 is released, the angle is adjusted at the hinged position of the hinged plate 404 by rotating the bottom plate 416 as the circle center, after the angle is adjusted to the required angle, the threaded rod 413 is rotated clockwise, so that the threaded rod 412 and the nut 415 are locked, each of the first locking plate 409 and the second locking plate 417 is pressed, and the friction force at the joint can be increased by staggering the first locking plate 409 and the second locking plate 417, so that the adjusted angle is more stable in use.
In the description of the present invention, 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. It is noted that, herein, relational terms such as "first," "second," and the like may be 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.
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 (6)
1. The utility model provides a mechanism is hung with projecting apparatus to business administration teaching equipment, includes roof (1), its characterized in that: a shortcut mechanism (2) is fixedly installed on the bottom surface of the top plate (1), an adjusting mechanism (3) is fixedly installed below the shortcut mechanism (2), and a connecting mechanism (4) is fixedly installed below the adjusting mechanism (3);
the quick mechanism (2) comprises a first connecting column (201), a guide groove (202), a second connecting column (203), a first spring (204), a moving ring (205), a sliding block (206), a fixing groove (207), a first hook groove (208) and a second hook groove (209), wherein the first connecting column (201) is fixedly arranged at the middle part of the bottom surface of the top plate (1), the second connecting column (203) is arranged below the first connecting column (201), the first hook groove (208) is arranged at the lower part of the outer surface of the first connecting column (201), the second hook groove (209) is arranged at the upper part of the outer surface of the second connecting column (203), the first hook groove (208) and the second hook groove (209) are clamped mutually, the moving ring (205) is sleeved on the outer surface of the joint of the first connecting column (201) and the second connecting column (203), the fixing groove (207) is arranged at the upper surface of the moving ring (205), the first spring (204) is fixedly arranged in the fixing groove (207), the top end of the first spring (204) is fixedly connected with the bottom surface of the top plate (1), and the first spring (204) is sleeved on the outer surface of the first connecting column (201);
the adjusting mechanism (3) comprises a connecting block (301), an inner cylinder (302), a clamping groove (303), a positioning pipe (304), an outer cylinder (305), a cavity (306), a fixing hole (307), a bottom hole (308), a moving block (309), a clamping plate (310), a positioning seat (311), a second spring (312), a moving column (313), a pushing block (314), a clamping column (315), a through hole (316), a fixing ring (317), a hinge groove (318) and a sliding groove (319), the connecting block (301) is fixedly arranged on the bottom surface of the connecting column II (203), the inner cylinder (302) is fixedly arranged on the bottom surface of the connecting block (301), the clamping grooves (303) are arranged on the inner ring of the inner cylinder (302) at equal intervals, the outer cylinder (305) is sleeved on the outer surface of the inner cylinder (302), the cavity (306) is arranged below the inner part of the outer cylinder (305), and the bottom hole (308) is arranged on the bottom surface of the, the fixing hole (307) is formed in the inner top wall of the cavity (306), the positioning tube (304) is fixedly installed inside the fixing hole (307), the fixing ring (317) is fixedly installed on the upper surface of the positioning tube (304), the through hole (316) is formed in the upper surface of the fixing ring (317), and the positioning seats (311) are fixedly installed on the outer surface of the fixing ring (317) in an annular array;
the push block (314) is placed in the bottom hole (308), the top end of the push block (314) extends into the cavity (306), the moving column (313) is fixedly installed on the upper surface of the push block (314), the second spring (312) is fixedly installed on the upper surface of the push block (314), the top end of the second spring (312) is fixedly connected with the bottom surface of the positioning tube (304), the second spring (312) is sleeved on the outer surface of the moving column (313), the top end of the moving column (313) sequentially penetrates through the positioning tube (304) and the through hole (316) and extends to the upper portion of the fixing ring (317), the moving block (309) is fixedly installed at the top end of the moving column (313), the hinge grooves (318) are arranged on the outer surface of the moving block (309) in an annular array, and the clamping plates (310) are fixedly hinged inside each hinge groove (318) through pin shafts respectively, the outer end of each clamping plate (310) penetrates through each positioning seat (311) and extends to the outer side of each positioning seat (311), the sliding grooves (319) are formed in the outer surface of each clamping plate (310), the clamping columns (315) are fixedly installed in the positioning seats (311) respectively, and each clamping column (315) is clamped in each sliding groove (319) respectively;
the connecting mechanism (4) comprises a connecting seat (401), a guide rail (402), a mounting arm (403), a hinge plate (404), a groove (405), a guide hole (406), a mounting groove (407), a hinge seat (408), a first locking plate (409), a side block (410), a connecting frame (411), a threaded rod (412), a rotating plate (413), an adjusting groove (414), a nut (415), a bottom plate (416), a second locking plate (417) and a jack (418), wherein the connecting frame (411) is fixedly mounted at the left side and the right side of the bottom surface of the outer cylinder (305), the connecting seat (401) is fixedly mounted at the bottom surfaces of the two connecting frames (411), the bottom plate (416) is placed below the connecting seat (401), the hinge plate (404) is fixedly mounted at the middle part of the upper surface of the bottom plate (416), the hinge plate (404) is fixedly hinged with the bottom end of the connecting seat (401) through a pin shaft, and the side block (410) is fixedly mounted at, the second locking plates (417) are fixedly arranged on the right side surface of the side block (410) at equal intervals, the hinge base (408) is fixedly arranged on the right side of the upper surface of the bottom plate (416), the first locking plates (409) are fixedly hinged inside the hinge base (408) at equal intervals, and the first locking plates (409) and the second locking plates (417) are staggered;
the adjusting grooves (414) are respectively formed in the outer surface of each first locking plate (409), the insertion holes (418) are respectively formed in the right side of the outer surface of each second locking plate (417), the rotating plate (413) is placed on the front side of the second locking plate (417) in front, the threaded rod (412) is fixedly installed on the back side of the rotating plate (413), one end, far away from the rotating plate (413), of the threaded rod (412) penetrates through each insertion hole (418) and the adjusting groove (414) in sequence and extends to the rear side of the second locking plate (417), the nut (415) is fixedly installed on the back side of the second locking plate (417) in rear, and the inner ring of the nut (415) is in threaded connection with the outer surface of the threaded rod (412);
recess (405) are the upper surface of seting up in bottom plate (416) of annular array, installation arm (403) articulate the interior diapire at every recess (405) through the round pin axle is fixed respectively, the inside at every installation arm (403) is seted up respectively in guide hole (406), guide rail (402) respectively fixed mounting between the inside wall of every recess (405), and every guide hole (406) cover is established respectively at the surface of every guide rail (402), the outer end at every installation arm (403) is seted up respectively in mounting groove (407).
2. The projector suspension mechanism for the industrial and commercial management teaching equipment according to claim 1, wherein: the corner of the top plate (1) is provided with mounting holes (5).
3. The projector suspension mechanism for the industrial and commercial management teaching equipment according to claim 1, wherein: guide slot (202) are seted up in the left and right sides of spliced pole (201) surface, slider (206) fixed mounting is in the left and right sides of shift ring (205) inner ring, and two sliders (206) joint respectively in the inside of two guide slots (202).
4. The projector suspension mechanism for the industrial and commercial management teaching equipment according to claim 1, wherein: gaps are reserved between the outer surface of the push block (314) and the inner side walls of the two connecting frames (411), and the diameter value of the push block (314) is equal to that of the bottom hole (308).
5. The projector suspension mechanism for the industrial and commercial management teaching equipment according to claim 1, wherein: the vertical length value of screens board (310) is less than the vertical length value of screens groove (303), and the width value of screens board (310) is less than the width value between positioning seat (311) inside wall.
6. The projector suspension mechanism for the industrial and commercial management teaching equipment according to claim 1, wherein: the diameter value of the connecting column I (201) is equal to the diameter value of the connecting column II (203).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010987524.XA CN112113120B (en) | 2020-09-18 | 2020-09-18 | Projecting apparatus hangs mechanism for business administration teaching equipment |
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|---|---|---|---|
| CN202010987524.XA CN112113120B (en) | 2020-09-18 | 2020-09-18 | Projecting apparatus hangs mechanism for business administration teaching equipment |
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| CN112113120A true CN112113120A (en) | 2020-12-22 |
| CN112113120B CN112113120B (en) | 2021-12-21 |
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| CN202010987524.XA Active CN112113120B (en) | 2020-09-18 | 2020-09-18 | Projecting apparatus hangs mechanism for business administration teaching equipment |
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| CN112113120B (en) | 2021-12-21 |
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