CN112283627B - Eye-protection classroom lamp - Google Patents
Eye-protection classroom lamp Download PDFInfo
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- CN112283627B CN112283627B CN202011138597.8A CN202011138597A CN112283627B CN 112283627 B CN112283627 B CN 112283627B CN 202011138597 A CN202011138597 A CN 202011138597A CN 112283627 B CN112283627 B CN 112283627B
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- fixedly mounted
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- light
- support body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
- F21S8/063—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a rigid pendant, i.e. a pipe or rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/006—Controlling the distribution of the light emitted by adjustment of elements by means of optical elements, e.g. films, filters or screens, being rolled up around a roller
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
Abstract
The invention relates to the technical field of classroom eye-protecting illuminating lamps, and discloses an eye-protecting classroom lamp, which comprises a support body, wherein connecting sleeves are fixedly arranged on the left side and the right side of the top end of the support body, a hanging rod is fixedly arranged on the top end of the connecting sleeves, an installing plate is fixedly arranged on the top end of the hanging rod, a protective component is movably connected on the front surface of the support body, an adjusting component is fixedly arranged on the surface of the bottom end of the support body, the inner wall of the adjusting component is movably connected with a light source body, the eye-protecting classroom lamp has the effects of light ray adjustment and light-blocking cover movement through the gravity attraction of a movable magnetic block and the movement of a steel wire rope, in order to prevent light rays of the light source body from irradiating students, an output shaft of a micro motor is driven by a controller to rotate, the steel wire rope is driven by the output shaft of the micro motor to rotate, the steel wire rope is connected with a fixing ring, and the light-blocking cover rotates through a rotating wheel when the light-blocking classroom lamp moves, the whole movement is completed to perform light blocking.
Description
Technical Field
The invention relates to the technical field of eye-protection illuminating lamps, in particular to an eye-protection classroom lamp.
Technical Field
Researches find that the essential reason that a large number of students suffer from myopia is the retina dim light effect, the lack of light entering eyes is one of the reasons, the specific main embodiment is the lack of illuminance of the lighting lamp in the current classroom, the eye health protection of teachers and students is realized by mentioning meeting schedule for the standard application of the lighting lamp in the classroom, the blackboard lamp is mainly used in the classroom of schools, the product structure is simple, the use is convenient, the eyesight of the students is not influenced, the visual fatigue is resisted, the comfort is good, the noise is avoided, the starting is fast, and the color development is clear.
While the common blackboard lamp is often used, the following two defects exist:
1. after the blackboard lamp is turned on, although the characters on the blackboard are easily visible, the protective cover of the blackboard lamp cannot move, so that the student can observe the blackboard and particularly generate a dazzling effect on the students in front rows, the blackboard lamp cannot play an eye protection effect, and the student can be astigmatic;
2. use the soft light to be very good to the student when self-study night, if when cloudy day or other bad weather appear, the luminance of soft light can't satisfy normal service environment, need the reinforcing light source luminance, and the blackboard lamp on the market is single eyeshield lamp form, can't carry out effectual regulation, has certain influence to student's eyesight.
Disclosure of Invention
In order to achieve the purpose of adjusting the light, the invention provides the following technical scheme: the utility model provides an eyeshield classroom lamp, includes and supports the body, the equal fixed mounting in the top left and right sides of support body has the adapter sleeve, the top fixed mounting of adapter sleeve has the jib, the top fixed mounting of jib has the mounting panel, the positive swing joint that supports the body has protection component, the bottom fixed surface who supports the body installs adjusting part, adjusting part's inner wall swing joint has the light source body.
As the optimization, protection component is including the cover that is in the light, the left side wall fixed mounting that the cover is in the light has solid fixed ring, gu fixed ring's top fixed surface installs wire rope, the top fixed mounting that the cover is in the light has the runner, the left side fixed mounting who supports the positive inner wall of body has the pulley, the positive inner wall fixed mounting who supports the body has micro motor, the right side fixed mounting who supports the positive inner wall of body has the take-up pulley, and micro motor provides power and makes wire rope remove, makes the cover that is in the light remove according to the circumstances, lets the student be convenient for observe the blackboard, and the solid fixed ring of installation prevents that the cover that is in the light directly and wire rope contact, prolongs the life that the cover is in the light, and the pulley can make wire rope convenient when removing fast.
As an optimization, the adjusting component comprises a fixing plate, a supporting column is fixedly mounted at the top end of the fixing plate, rollers are movably connected to the inner wall of the top of the supporting column, a connecting rod is fixedly mounted at the back of the supporting column, hollow tubes are fixedly mounted on the supporting column and the outer walls of the left side and the right side of the fixing plate, soft cloth is movably connected to the inner wall of the hollow tubes, a movable magnetic block is fixedly mounted at the bottom end of the soft cloth, sliders are fixedly mounted on the left side and the right side of the movable magnetic block, chutes are formed in the top and the bottom of the inner wall of each hollow tube, a clamping block is fixedly mounted at the top of the inner wall of each hollow tube, the supporting column is convenient to connect with the fixing plate, the rollers can be stably mounted, the movable magnetic block enters the inner part of the movable magnetic block to be fixed through friction force after the movable magnetic block moves to the top, the soft cloth blocks a light source, and weakens the light transmittance, the eyes are protected by the light source of the soft light cloth.
As the optimization, the positive inner wall fixed mounting of fixed plate has the connecting plate, the bottom fixed mounting of connecting plate has extension spring, extension spring's bottom fixed mounting has the toper piece, the bottom fixed mounting of toper piece has the control line, the bottom fixed mounting of fixed plate has fixed magnetic path, the equal fixed mounting in inner wall left and right sides of fixed magnetic path has the promotion piece, and extension spring and connecting plate pass through circular base with the toper piece and are connected, and circular base's area of contact is greater than the area of contact of extension spring itself, and is more stable after the installation, promotes the piece and can make removal magnetic path and fixed magnetic path separate when removing, makes things convenient for the conversion of whole light source.
As an optimization, the inner wall fixed mounting of gyro wheel has the tightening plate, the central point fixed mounting of tightening plate has the stopper, the top right side fixed mounting of tightening plate has the baffle, the top fixed mounting of tightening plate has tensile area, the top fixed mounting in tensile area has the connecting block, the top fixed mounting of connecting block has the movable block, and the baffle prevents that tensile area from transfiniting when restoring to the throne and removing, and the connecting block of installation just can block and remove at the inner wall of movable block.
As optimization, semicircle steel ring is all installed to the top and the bottom in tensile area, the shifting chute with movable block looks adaptation is seted up on the surface of gyro wheel, circular fixed disk is installed and is connected with semicircle steel ring to the bottom of connecting block, and with the tensile area of semicircle steel ring connection, it is more firm to connect, not fragile, the shifting chute with movable block looks adaptation is seted up on the surface of gyro wheel, makes things convenient for the movable block to follow tensile area and moves on the take-up plate.
As the optimization, the quantity is two fastening screws all installed to the left and right sides of connecting plate, the hole rather than the looks adaptation is seted up with fastening screw's junction to the connecting plate, install the iron wire between control line and the awl type piece, fastening screw has the advantage of connecting stably and conveniently dismantling, and the hole rather than the looks adaptation is seted up with fastening screw's junction to the connecting plate can the easy to assemble fastening screw, and the iron wire is difficult for disconnected, and is comparatively tiny, can be quick move in two gaps that promote between the piece.
As an optimization, the output shaft of the micro motor is in surface contact with the bottom end of the steel wire rope, the inner wall of the take-up pulley is provided with an arc groove, the arc groove is equal to the diameter of the steel wire rope, the output shaft of the micro motor in surface contact with the bottom end of the steel wire rope can effectively drive the steel wire rope to move when the output shaft rotates, the arc groove, the diameter of which is equal to that of the steel wire rope, is formed in the inner wall of the take-up pulley, the arc groove can play a role in fixing when the steel wire rope is wound, and the whole light blocking cover is prevented from sliding downwards due to the fact that the steel wire rope slides.
As optimization, the quantity of moving the magnetic path is two, two the shape and the size homoenergetic of moving the magnetic path equals, the length of slider equals with the width of spout inner wall, the hollow tube is the semicircle arcuation, and the circular post is installed at the top, and two shapes and size homoenergetic correspond the hollow tube of the left and right sides of moving the magnetic path, and the slider that length and spout inner wall width equal can not drop when moving convenient, and the hollow tube of semicircle arcuation can make whole fixed plate all cover, and circular post prevents that the rebound force of moving the magnetic path is too big, prevents the roll-off hollow tube.
The invention has the beneficial effects that: an eye protection classroom lamp achieves the effects of light regulation and light blocking cover movement by the attraction of the gravity of a movable magnetic block and the movement of a steel wire rope, the movable magnetic block drives a sliding block to slide on the inner wall of a sliding groove arranged in a hollow tube through the gravity, the sliding block is contacted with and attracted and fixed with a fixed magnetic block when sliding to the fixed magnetic block, the movable block drives a soft cloth to cover the whole light source body, when the eye protection lamp is not needed to be softened, a control line is pulled downwards, the control line drives a conical block to move downwards, after the conical block moves downwards, a stretching spring stretches downwards, the conical block moves towards two sides in the moving process, the two movable magnetic blocks are separated from the fixed magnetic block by the moved pushing block, the separated movable block drives a connecting block and a movable block to rebound and move on a tightening plate through the rebounding force of the stretching belt, the movable block drives the soft cloth to rotate, and a roller rotating backwards returns the movable magnetic block in the original path in the hollow tube, and finally, the top of the hollow pipe is moved to be fixed in contact with the clamping block, in order to prevent light rays of the light source body from irradiating students, the output shaft of the micro motor is driven to rotate through the controller, the output shaft of the micro motor drives the steel wire rope to rotate, the steel wire rope is connected with the fixing ring, the light blocking cover rotates through the rotating wheel when the light blocking cover moves, and the light rays are blocked by the integral movement.
Drawings
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a schematic view of a shield assembly according to the present invention;
FIG. 3 is a schematic view of an adjustment assembly of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3 according to the present invention;
FIG. 5 is a cross-sectional view of the roller of the present invention;
fig. 6 is a perspective view of the connecting plate of the present invention.
In the figure: 1. a support body; 2. connecting sleeves; 3. a boom; 4. mounting a plate; 5. a guard assembly; 51. a light blocking cover; 52. a fixing ring; 53. a wire rope; 54. a rotating wheel; 55. a pulley; 56. a micro motor; 57. a take-up pulley; 6. an adjustment assembly; 61. a fixing plate; 611. a connecting plate; 612. an extension spring; 613. a tapered block; 614. a control line; 615. a fixed magnetic block; 616. a pushing block; 62. a support pillar; 63. a roller; 631. tightening the plate; 632. a limiting block; 633. a baffle plate; 634. stretching the tape; 635. connecting blocks; 636. a movable block; 64. a connecting rod; 65. soft light cloth; 66. a movable magnetic block; 67. a slider; 68. a chute; 69. a hollow tube; 610. a clamping block; 7. a light source body.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1, an eye-protecting classroom lamp comprises a support body 1, connecting sleeves 2 are fixedly mounted on the left side and the right side of the top end of the support body 1, a hanging rod 3 is fixedly mounted on the top end of the connecting sleeves 2, a mounting plate 4 is fixedly mounted on the top end of the hanging rod 3, a protection assembly 5 is movably connected to the front side of the support body 1, an adjusting assembly 6 is fixedly mounted on the surface of the bottom end of the support body 1, and a light source body 7 is movably connected to the inner wall of the adjusting assembly 6.
Referring to fig. 2, the protection assembly 5 includes a light blocking cover 51, a fixing ring 52 is fixedly mounted on a left side wall of the light blocking cover 51, a steel wire rope 53 is fixedly mounted on a top surface of the fixing ring 52, a rotating wheel 54 is fixedly mounted on a top end of the light blocking cover 51, a pulley 55 is fixedly mounted on a left side of a front inner wall of the support body 1, a micro motor 56 is fixedly mounted on the front inner wall of the support body 1, a take-up pulley 57 is fixedly mounted on a right side of the front inner wall of the support body 1, the micro motor 56 provides power to move the steel wire rope 53, the light blocking cover 51 is moved according to conditions, students can observe a blackboard conveniently, the fixing ring 52 is mounted to prevent the light blocking cover 51 from directly contacting the steel wire rope 53, the service life of the light blocking cover 51 is prolonged, and the pulley 55 can enable the steel wire rope 53 to be moved conveniently and quickly.
Referring to fig. 3, the adjusting assembly 6 includes a fixing plate 61, a supporting column 62 is fixedly installed at the top end of the fixing plate 61, a roller 63 is movably connected to the inner wall of the top of the supporting column 62, a connecting rod 64 is fixedly installed at the back of the supporting column 62, hollow tubes 69 are fixedly installed on the supporting column 62 and the outer walls of the left and right sides of the fixing plate 61, a soft cloth 65 is movably connected to the inner wall of the hollow tube 69, a moving magnetic block 66 is fixedly installed at the bottom end of the soft cloth 65, sliding blocks 67 are fixedly installed on the left and right sides of the moving magnetic block 66, sliding grooves 68 are respectively formed in the top and the bottom of the inner wall of the hollow tube 69, a clamping block 610 is fixedly installed at the top of the inner wall of the hollow tube 69, the supporting column 62 is conveniently connected to the fixing plate 61, the roller 63 can be stably installed, after the moving magnetic block 66 moves to the top, the clamping block 610 enters the inside to be fixed by friction force, and the soft cloth 65 blocks the light source, the light transmittance is reduced, and the eye is protected by the light source of the soft light cloth 65.
Referring to fig. 4, a connecting plate 611 is fixedly mounted on the inner wall of the front surface of the fixing plate 61, an extension spring 612 is fixedly mounted at the bottom end of the connecting plate 611, a tapered block 613 is fixedly mounted at the bottom end of the extension spring 612, a control line 614 is fixedly mounted at the bottom end of the tapered block 613, a fixing magnet 615 is fixedly mounted at the bottom end of the fixing plate 61, pushing blocks 616 are fixedly mounted on the left side and the right side of the inner wall of the fixing magnet 615, the extension spring 612 and the connecting plate 611 are connected with the tapered block 613 through a circular base, the contact area of the circular base is larger than that of the extension spring 612, the fixing magnet is more stable after the fixing, the moving magnet 66 can be separated from the fixing magnet 615 when the pushing blocks 616 move, and the whole light source can be conveniently converted.
Please refer to fig. 5, a tightening plate 631 is fixedly mounted on an inner wall of the roller 63, a limiting block 632 is fixedly mounted at a center end of the tightening plate 631, a baffle 633 is fixedly mounted at a right side of a top of the tightening plate 631, a stretching belt 634 is fixedly mounted at a top end of the tightening plate 631, a connecting block 635 is fixedly mounted at a top end of the stretching belt 634, a movable block 636 is fixedly mounted at a top end of the connecting block 635, the baffle 633 prevents the stretching belt 634 from exceeding a limit during the resetting movement, and the mounted connecting block 635 can be clamped on the inner wall of the movable block 636 to move.
Referring to fig. 5, semicircular steel rings are installed at the top end and the bottom end of the stretching belt 634, a moving groove matched with the movable block 636 is formed in the surface of the roller 63, a circular fixed disc is installed at the bottom end of the connecting block 635 and connected with the semicircular steel rings, the stretching belt 634 connected with the semicircular steel rings is more firmly and not easily damaged, the moving groove matched with the movable block 636 is formed in the surface of the roller 63, and the movable block 636 can move on the tightening plate 631 along with the stretching belt 634.
Referring to fig. 4, two fastening screws are mounted on the left and right sides of the connecting plate 611, holes matched with the two fastening screws are formed in the connecting portion of the connecting plate 611 and the fastening screws, iron wires are mounted between the control wire 614 and the tapered block 613, the fastening screws have the advantages of being stable in connection and convenient to detach, the fastening screws can be mounted conveniently by forming the holes matched with the connecting portion of the connecting plate 611 and the fastening screws, the iron wires are not easy to break and are small, and the fastening screws can move rapidly in the gap between the two pushing blocks 616.
Referring to fig. 2, an output shaft of the micro motor 56 contacts with a bottom end surface of the steel wire rope 53, an arc groove is formed in an inner wall of the take-up pulley 57 and has a diameter equal to that of the steel wire rope 53, the output shaft of the micro motor 56 contacting with the bottom end surface of the steel wire rope 53 can effectively drive the steel wire rope 53 to move when the output shaft rotates, the arc groove having a diameter equal to that of the steel wire rope 53 is formed in the inner wall of the take-up pulley 57 and can play a role in fixing when the steel wire rope 53 is wound, and the whole light blocking cover 51 is prevented from sliding down due to sliding of the steel wire rope 53.
Referring to fig. 3, the number of the movable magnetic blocks 66 is two, the two movable magnetic blocks 66 have the same shape and size, the length of the sliding block 67 is equal to the width of the inner wall of the sliding groove 68, the hollow pipe 69 is in a semi-arc shape, the top of the hollow pipe 69 is provided with a circular column, the two movable magnetic blocks 66 with the same shape and size correspond to the hollow pipes 69 on the left side and the right side, the length of the sliding block 67 is equal to the width of the inner wall of the sliding groove 68, the sliding block cannot fall off while being convenient to move, the semi-arc hollow pipe 69 can cover the whole fixing plate 61, and the circular column prevents the movable magnetic blocks 66 from having too large resilience force to slide out of the hollow pipes 69.
The working principle is as follows: an eye-protection classroom lamp is mainly applied to the technical field of eye-protection illuminating lamps, the working principle of the lamp is that when a blackboard lamp is generally used for self-study at night, a user can not see the blackboard clearly in a dark light classroom, so that the surface of the blackboard is illuminated, the lamp is in a state of opening soft light cloth 65 in a normal state, when the user turns on the soft light in bad weather or in dark light, the blackboard cannot be brighter, at the moment, a control line 614 is pulled downwards, the control line 614 moves to drive a movable conical block 613 to move downwards, after the conical block 613 moves downwards, a tension spring 612 stretches downwards, the conical block 613 slides a pushing block 616 towards two sides on the inner wall of a movable magnetic block 66 in the moving process, the two movable magnetic blocks 66 are separated from a fixed magnetic block 615 by the pushing block 616 after moving, the movable magnetic block 66 after separation drives a connecting block 635 and a movable block 636 to rebound on a tightening plate 631 by the rebound force of a tension belt 634, the movable block 636 drives the soft light cloth 65 to rotate, the roller 63 rotating backwards enables the movable magnetic block 66 to return in the hollow tube 69 in the original way, finally the movable magnetic block moves to the top of the hollow tube 69 to be in contact with the clamping block 610 for fixation, the fixed magnetic block 615 is fixed with the clamping block 610 through friction force, but the gravity of the fixed magnetic block 615 is slightly larger than the friction force, after a period of time, the movable magnetic block 66 moves downwards through the gravity of the movable magnetic block 66, finally the movable magnetic block descends in the hollow tube 69 again to be in contact with the fixed magnetic block 615, the control line 614 is pulled again to be in a highlight state, the device is started after insufficient light occurs in severe weather, the soft light cloth 65 can be adopted to meet blackboard illumination in a normal state, after the light source body 7 of the blackboard lamp is started, in order to prevent the light of the light source body 7 from irradiating students, the output shaft of the micro motor 56 is driven by the controller to rotate, the output shaft of the micro motor 56 drives the steel wire rope 53 to rotate, the wire rope 53 is connected with the fixing ring 52, the light blocking cover 51 rotates through the rotating wheel 54 when the light blocking cover moves, light blocking is performed through integral movement, the wire rope 53 stops moving after the micro motor 56 stops, and at the moment, the light blocking cover 51 can block light to prevent the light from irradiating students to cause astigmatic damage.
To sum up, in an eye protection classroom lamp, the effect of light adjustment and the effect of movable light blocking cover 51 movement are achieved by the attraction of the gravity of the movable magnet 66 and the movement of the steel wire rope 53, the movable magnet 66 drives the slider 67 to slide on the inner wall of the sliding slot 68 installed inside the hollow tube 69 by the gravity, when sliding to the fixed magnet 615, the slider contacts with and attracts to the fixed magnet, the movable magnet 66 moves to drive the soft cloth 65 to cover the whole light source body 7, when the eye protection lamp is not needed to be soft, the control wire 614 is pulled downwards, the control wire 614 moves to drive the tapered block 613 to move downwards, the extension spring 612 is pulled downwards after the tapered block 613 moves downwards, the tapered block 613 moves to the two sides during the movement, the moved push block 616 separates the two movable magnets 66 from the fixed magnet 615, the moved movable magnet 66 drives the connecting block 635 and the movable block 636 to move backwards on the tightening plate 631 by the force of the stretching belt 634, the movable block 636 drives the soft light cloth 65 to rotate, the roller 63 rotating backwards enables the movable magnetic block 66 to return in the hollow tube 69 in the original way, and finally the movable magnetic block moves to the top of the hollow tube 69 to be in contact with the clamping block 610 for fixing, in order to prevent the light of the light source body 7 from irradiating the students, the output shaft of the micro motor 56 is driven to rotate through the controller, the output shaft of the micro motor 56 drives the steel wire rope 53 to rotate, the steel wire rope 53 is connected with the fixed ring 52, the light blocking cover 51 rotates through the rotating wheel 54 when the light blocking cover moves, and the light blocking is completed through integral movement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (3)
1. The utility model provides an eyeshield classroom lamp, includes support body (1), its characterized in that: the light source support is characterized in that connecting sleeves (2) are fixedly mounted on the left side and the right side of the top end of the support body (1), a hanging rod (3) is fixedly mounted on the top end of each connecting sleeve (2), a mounting plate (4) is fixedly mounted on the top end of each hanging rod (3), a protection assembly (5) is movably connected to the front side of the support body (1), an adjusting assembly (6) is fixedly mounted on the surface of the bottom end of the support body (1), and a light source body (7) is movably connected to the inner wall of each adjusting assembly (6);
the protection assembly (5) comprises a light blocking cover (51), a fixing ring (52) is fixedly installed on the left side wall of the light blocking cover (51), a steel wire rope (53) is fixedly installed on the top surface of the fixing ring (52), a rotating wheel (54) is fixedly installed at the top end of the light blocking cover (51), a pulley (55) is fixedly installed on the left side of the front inner wall of the support body (1), a micro motor (56) is fixedly installed on the front inner wall of the support body (1), and a take-up pulley (57) is fixedly installed on the right side of the front inner wall of the support body (1);
the adjusting assembly (6) comprises a fixing plate (61), a supporting column (62) is fixedly mounted at the top end of the fixing plate (61), idler wheels (63) are movably connected to the inner wall of the top of the supporting column (62), a connecting rod (64) is fixedly mounted on the back face of the supporting column (62), hollow tubes (69) are fixedly mounted on the outer walls of the left side and the right side of the supporting column (62) and the fixing plate (61), soft light cloth (65) is movably connected to the inner wall of each hollow tube (69), movable magnetic blocks (66) are fixedly mounted at the bottom ends of the soft light cloth (65), sliding blocks (67) are fixedly mounted on the left side and the right side of each movable magnetic block (66), sliding grooves (68) are formed in the top and the bottom of the inner wall of each hollow tube (69), and clamping blocks (610) are fixedly mounted at the top of the inner wall of each hollow tube (69);
a connecting plate (611) is fixedly installed on the inner wall of the front face of the fixing plate (61), an extension spring (612) is fixedly installed at the bottom end of the connecting plate (611), a tapered block (613) is fixedly installed at the bottom end of the extension spring (612), a control line (614) is fixedly installed at the bottom end of the tapered block (613), a fixing magnetic block (615) is fixedly installed at the bottom end of the fixing plate (61), and pushing blocks (616) are fixedly installed on the left side and the right side of the inner wall of the fixing magnetic block (615);
a tightening plate (631) is fixedly mounted on the inner wall of the roller (63), a limiting block (632) is fixedly mounted at the center end of the tightening plate (631), a baffle (633) is fixedly mounted on the right side of the top of the tightening plate (631), a stretching belt (634) is fixedly mounted at the top end of the tightening plate (631), a connecting block (635) is fixedly mounted at the top end of the stretching belt (634), and a movable block (636) is fixedly mounted at the top end of the connecting block (635);
semicircle steel ring is all installed to the top and the bottom of tensile area (634), the removal groove with movable block (636) looks adaptation is seted up on the surface of gyro wheel (63), circular fixed disk is installed and is connected with semicircle steel ring to the bottom of connecting block (635).
2. An eye-protection classroom lamp as defined in claim 1, wherein: the left side and the right side of the connecting plate (611) are respectively provided with two fastening screws, holes matched with the fastening screws are formed in the connecting positions of the connecting plate (611) and the fastening screws, and iron wires are arranged between the control wires (614) and the conical blocks (613).
3. An eye-protection classroom lamp as defined in claim 1, wherein: the number of the movable magnetic blocks (66) is two, the two movable magnetic blocks (66) are equal in shape and size, the length of the sliding block (67) is equal to the width of the inner wall of the sliding groove (68), the hollow pipe (69) is in a semi-arc shape, and a circular column is mounted at the top of the hollow pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011138597.8A CN112283627B (en) | 2020-10-22 | 2020-10-22 | Eye-protection classroom lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011138597.8A CN112283627B (en) | 2020-10-22 | 2020-10-22 | Eye-protection classroom lamp |
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| Publication Number | Publication Date |
|---|---|
| CN112283627A CN112283627A (en) | 2021-01-29 |
| CN112283627B true CN112283627B (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011138597.8A Active CN112283627B (en) | 2020-10-22 | 2020-10-22 | Eye-protection classroom lamp |
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| CN107575805A (en) * | 2017-11-02 | 2018-01-12 | 成都乐也科技有限公司 | The LED street lamp of lamp light adjustable scope |
| CN207364886U (en) * | 2017-11-13 | 2018-05-15 | 浙江冠南能源科技有限公司 | A kind of energy-saving wisdom LED light |
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| CN111442221A (en) * | 2020-04-16 | 2020-07-24 | 魏磊 | Pendant lamp |
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| CN112283627A (en) | 2021-01-29 |
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