CN109681820B - LED lamp convenient to installation - Google Patents

LED lamp convenient to installation Download PDF

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Publication number
CN109681820B
CN109681820B CN201910163890.0A CN201910163890A CN109681820B CN 109681820 B CN109681820 B CN 109681820B CN 201910163890 A CN201910163890 A CN 201910163890A CN 109681820 B CN109681820 B CN 109681820B
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CN
China
Prior art keywords
locking
arc
column
plane
led lamp
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Application number
CN201910163890.0A
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Chinese (zh)
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CN109681820A (en
Inventor
项炜涛
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GUANGDONG LIVI ELECTRICAL Co.,Ltd.
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Guangdong Livi Electrical Co ltd
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Priority to CN201910163890.0A priority Critical patent/CN109681820B/en
Publication of CN109681820A publication Critical patent/CN109681820A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/02Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/022Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a floor or like ground surface, e.g. pavement or false floor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/04Recessed bases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention belongs to the technical field of LED lamps, and particularly relates to an LED lamp convenient to mount, which comprises an embedded cylinder, a first inclined plane, a second mounting plane, a second inclined plane and a second mounting plane, wherein two positioning holes are symmetrically formed in the inner circular surface of the embedded cylinder, and the end surface of the embedded cylinder is provided with the second mounting plane; a locking device is arranged in the through hole on the LED floor lamp, and a second inclined plane arranged on two locking rods which are hinged to each other is matched with the first inclined plane on the positioning hole; the locking device is provided with the locking column, an operator drives the locking column to rotate by using the inner hexagonal wrench, the rotating locking column drives the toothed rack to rotate by the arc-shaped moving strip, so that the locking rod is tightly inserted into the positioning hole formed in the embedded cylinder, the purpose of positioning the driving column is achieved, the teeth formed in the driving column are matched with the teeth formed in the toothed rack, the purpose of limiting the whole LED floor lamp is achieved, and the LED floor lamp is convenient to install.

Description

LED lamp convenient to installation
Technical Field
The invention belongs to the technical field of LED lamps, and particularly relates to an LED lamp convenient to mount.
Background
Present LED lamp water-proof effects is poor, the installation is complicated, the function is single, when the LED lamp goes into the subaerial hole that sets up in the installation, LED lamp simple structure does not have the structure of location and locking, cause very easily that it is protruding or the pit to form between the plane on LED lamp up end and ground, such LED lamp installation is accomplished the back and is caused the condition of unevenness very easily subaerial, even if can be with plane and ground leveling on the LED lamp, current LED lamp installation leveling is also very difficult, so design the LED lamp of being convenient for the installation very necessary.
The invention designs an LED lamp convenient to mount to solve the problems.
Disclosure of Invention
Technical problem to be solved by the invention
The invention aims to solve the problem of providing an LED lamp convenient to mount, and aims to overcome the defects that in the prior art, an LED lamp is simple in structure and has no positioning and locking structure, a bulge or a pit is easily formed between the LED lamp and the plane of the ground, the LED lamp is very easy to be uneven on the ground after being mounted, and even if the upper plane of the LED lamp can be leveled with the ground, the mounting and leveling of the conventional LED lamp are very difficult.
(II) technical scheme of the invention
In order to solve the defects in the prior art, the invention discloses an LED lamp convenient to mount, which is realized by adopting the following technical scheme.
In the description of the present invention, it should be noted that the terms "inside", "below", "upper" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention usually place when using, and are only used for convenience of description and simplification of description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation or be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The utility model provides a LED lamp convenient to installation which characterized in that: the embedded cylinder comprises an inner circle surface of an embedded cylinder, wherein a second installation surface is arranged on the end surface of the inner circle surface, two positioning holes are symmetrically formed in the inner circle surface, and each positioning hole is provided with a first inclined surface; the LED floor lamp is characterized in that a locking device is installed in a through hole in the LED floor lamp, a second inclined surface arranged on two locking rods in hinged installation and a first inclined surface matched with the first inclined surface on a positioning hole are arranged on the locking device, the LED floor lamp is convenient to install in an embedded cylinder which is installed in an installation hole formed in the ground in advance, and the positioning hole in the embedded cylinder can play a role in positioning and limiting the LED floor lamp.
The locking device comprises a locking column, an installation cylinder, an arc-shaped motion strip, a motion ring, a pre-pressing spring, a guide sleeve, a limiting ring, a first cylindrical pin, a second cylindrical pin, a driving column, a U-shaped groove, a sealing ring, a first installation surface, a ring groove, an inner hexagonal groove, a second round hole, a first round hole, a positioning surface, a third round hole and a guide groove, wherein the first installation surface is arranged at one end of the installation cylinder, and the ring groove is formed in the inner circular surface at the other end of the installation cylinder; the mounting cylinder is mounted in a through hole formed in the lamp body; the limiting ring is arranged in the annular groove; a third through round hole is formed in the guide sleeve, and the end face of one end of the guide sleeve is fixedly arranged on the end face of the limiting ring; the round hole on the limiting ring is communicated with the third round hole on the guide sleeve; the moving ring is nested outside the guide sleeve, and the moving ring is in sliding fit with the guide sleeve; the prepressing spring is nested outside the guide sleeve, one end of the prepressing spring is fixedly arranged on the end face of the moving ring, and the other end of the prepressing spring is fixedly arranged on the end face of the limiting ring; 4 guide grooves are uniformly formed in the circumferential direction on the outer circular surface of the upper end of the driving column; the driving column is arranged in the guide sleeve in a rotating fit manner, and the upper end of the driving column extends out of the guide sleeve; the locking column is provided with a positioning surface; the upper end surface of the locking column is provided with an inner hexagonal groove which is not communicated; a first round hole is formed in the lower end face of the locking column, and a second round hole is formed in the end face of the first round hole; the locking column is installed in the installation cylinder, an internal thread formed on the inner circular surface of the second circular hole is connected with an external thread formed on the outer arc surface of the upper end of each of 4 arc-shaped moving strips installed on the end surface of the guide sleeve in a threaded fit manner, protrusions matched with the end surfaces of the locking column are arranged on the outer side surfaces of the 4 arc-shaped moving strips, external threads are arranged on the outer side surfaces of the protrusions, and the external threads on the protrusions are matched with the internal thread on the locking column; tooth strips matched with teeth arranged on the guide grooves are arranged on the inner side surface of each arc-shaped motion strip; the end surface of the locking column is in contact fit with the end surface of the moving ring.
The two locking rods are installed at the lower end of the driving column through second cylindrical pins, and the U-shaped grooves in the locking rods are in sliding fit with the first cylindrical pins installed on the lower end face of the installation cylinder respectively.
The LED floor lamp comprises a lamp body with a through hole in the center of the end face, a lampshade mounted on the lamp body through a hexagon socket head cap screw, an LED lamp mounted in the lampshade, and an LED lamp connected with an external power supply through an electric appliance.
As a further optimization of the technology, the moving ring is designed to be convenient to guide and limit the movement of the moving ring by symmetrically installing two guide blocks on the inner circular surface and symmetrically installing two guide grooves on the outer circular surface of the guide sleeve in a sliding fit mode.
As a further optimization of the technology, the side surfaces of the 4 arc-shaped moving strips are provided with arc-shaped bulges, and the 4 arc-shaped moving strips are relatively matched with the corresponding guide grooves; tooth strips are arranged on the side surface of the upper end of each arc-shaped moving strip and are matched with teeth arranged on the corresponding guide grooves; the design purpose that elasticity is greater than elasticity in the arc motion strip circumferencial direction in the arc motion strip diameter direction is that the arc motion strip diameter direction is more easy to take place to warp, and the arc motion strip circumferencial direction is difficult to warp.
As a further optimization of the technology, the sealing ring is arranged between the positioning surface on the locking column and the first mounting surface, so that the purpose of sealing between the positioning surface and the first mounting surface is facilitated, and the sealing ring is made of rubber, so that the sealing ring is deformed, and the sealing effect between the positioning surface and the first mounting surface is better.
As a further optimization of the technology, the design purpose of the pre-pressing spring that is in a compressed state at the initial state of the locking device is to facilitate that the LED floor lamp has a certain pre-pressing force during the installation process.
As a further optimization of the present technology, the design purpose of the first inclined plane and the second inclined plane having the same inclination angle is to facilitate the locking rod to be smoothly inserted into the positioning hole.
As the technology is further optimized, the design that the included angle between the first inclined plane and the horizontal plane is 20-40 degrees can ensure that the deeper the locking rod is inserted into the positioning hole, the larger the generated friction force is, and the harder the locking rod is to be pulled out of the positioning hole.
As a further optimization of the technology, the design purpose that the included angle between the first inclined plane and the horizontal plane is 30 degrees is to ensure that the friction force generated by the locking rod is larger when the locking rod is inserted deeper into the positioning hole, the locking rod is difficult to pull out from the positioning hole, the movement is smooth in the process, and the limiting effect of the positioning hole on the locking rod is best.
As a further optimization of the technology, the rubber pads are fixedly arranged on the first inclined surface and the second inclined surface, so that the friction force between the positioning hole and the locking rod is increased.
(III) advantages and advantageous effects of the invention
Compared with the traditional LED lamp technology, the LED lamp provided by the invention has the advantages that the locking column is arranged in the mounting cylinder, the internal thread formed on the inner circular surface of the second circular hole is in threaded fit connection with the external thread formed on the outer arc surface at the upper ends of the 4 arc-shaped moving strips arranged on the end surface of the guide sleeve, so that the rotating locking column can move along the axis direction under the threaded fit action of the internal thread on the rotating locking column and the external thread on the arc-shaped moving strips, the LED floor lamp can be leveled with the ground in the process, when the locking column rotates, an operator can drive the locking column to rotate by using an inner hexagonal wrench, the rotating locking column can drive the toothed strips to rotate by the arc-shaped moving strips, the rotating toothed strips can drive the driving column to rotate, and the rotating driving column can drive the locking rod to swing by the first cylindrical pin and the second cylindrical pin, second inclined plane and the cooperation of first inclined plane contact on the check lock lever this moment, thereby make the check lock lever tightly insert in the locating hole of opening on the pre-buried section of thick bamboo, thereby reach the purpose to the drive column location, all be provided with on 4 arc motion strip lateral surfaces with locking post terminal surface complex lateral surface on be provided with the arch of external screw thread, and under the internal thread complex effect on the external screw thread in the arch and the locking post, tooth that opens on the drive column will with have the tooth cooperation on elastic arc motion strip on the tooth strip, reach the purpose of restricting whole LED floor-lamp, thereby make LED floor-lamp simple to operate.
Drawings
Fig. 1 is a schematic view of the overall component distribution.
Fig. 2 is a schematic view of a locking device mounting structure.
Fig. 3 is a schematic view of a small stone mounting structure.
Fig. 4 is a schematic view of the mounting hole structure.
Fig. 5 is a schematic view of a pre-buried cylinder structure (i).
Fig. 6 is a schematic structural view of a pre-buried cylinder structure (ii).
FIG. 7 is a schematic view of a stop collar mounting arrangement.
Fig. 8 is a schematic view of a lock lever mounting structure.
Fig. 9 is a schematic view of the lock lever structure.
FIG. 10 is a schematic view of a first cylindrical pin mounting arrangement.
Fig. 11 is a schematic view of a pre-compression spring mounting structure.
Fig. 12 is a schematic view of the mounting cylinder structure.
FIG. 13 is a schematic view of a locking post mounting arrangement.
Fig. 14 is a schematic view of an arcuate kinematic strip mounting arrangement.
Fig. 15 is a schematic view of a kinematic ring mounting arrangement.
Fig. 16 is a schematic view of a channel structure.
Fig. 17 is a schematic view of a drive column structure.
Fig. 18 is a schematic view of a rack mounting structure.
Fig. 19 is a schematic view of an arc-shaped protrusion structure.
Fig. 20 is a schematic view of a guide block mounting structure.
Number designation in the figures: 1. a ground surface; 2. a locking device; 4. pre-embedding the cylinder; 5. mounting holes; 6. positioning holes; 7. a first inclined plane; 8. a locking post; 9. mounting the cylinder; 10. an arc-shaped motion strip; 11. an LED floor lamp; 12. a kinematic ring; 13. pre-pressing a spring; 15. a guide sleeve; 16. a limiting ring; 17. a locking lever; 18. a first cylindrical pin; 19. a second cylindrical pin; 20. a drive column; 21. a U-shaped groove; 22. a second inclined plane; 23. a seal ring; 24. a first mounting surface; 25. a ring groove; 26. an inner hexagonal groove; 27. a second circular hole; 28. a first circular hole; 29. positioning the surface; 30. a guide groove; 31. a third circular hole; 32. a guide groove; 33. an arc-shaped bulge; 34. a tooth rack; 35. a guide block; 36. filling cement; 37. small stones; 38. a second mounting surface.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 5 and 6, two positioning holes 6 are symmetrically formed in the inner circular surface of the embedded cylinder 4, the end surface of which is provided with the second mounting surface 38, and each positioning hole 6 is provided with a first inclined surface 7; as shown in fig. 1, 2 and 3, a locking device 2 is installed in the through hole on the LED floor lamp 11, as shown in fig. 9, and the second inclined plane 22 provided on the two locking rods 17 installed in a hinged manner is matched with the first inclined plane 7 on the positioning hole 6, so as to install the LED floor lamp 11 in the pre-embedded cylinder 4 installed in the installation hole 5 opened on the ground 1 in advance, and the positioning hole 6 on the pre-embedded cylinder 4 can perform positioning and limiting functions on the LED floor lamp 11.
As shown in fig. 7, the locking device 2 includes a locking column 8, a mounting cylinder 9, an arc-shaped moving strip 10, a moving ring 12, a pre-pressing spring 13, a guide sleeve 15, a limiting ring 16, a first cylindrical pin 18, a second cylindrical pin 19, a driving column 20, a U-shaped groove 21, a sealing ring 23, a first mounting surface 24, a ring groove 25, an inner hexagonal groove 26, a second circular hole 27, a first circular hole 28, a positioning surface 29, a third circular hole 31, and a guide groove 32, as shown in fig. 12, wherein the first mounting surface 24 is arranged at one end of the mounting cylinder 9, and the ring groove 25 is formed on the inner circular surface at the other end of the mounting cylinder 9; as shown in fig. 1, 2 and 3, the mounting cylinder 9 is mounted in a through hole formed in the lamp body; the limiting ring 16 is arranged in the ring groove 25; as shown in fig. 16, a third through hole 31 is formed in the guide sleeve 15, and an end face of one end of the guide sleeve 15 is fixedly mounted on an end face of the stop collar 16; the round hole on the limiting ring 16 is communicated with the third round hole 31 on the guide sleeve 15; as shown in fig. 15, the moving ring 12 is nested outside the guide sleeve 15, and the moving ring 12 is in sliding fit with the guide sleeve 15; the pre-pressing spring 13 is nested outside the guide sleeve 15, as shown in fig. 11, one end of the pre-pressing spring 13 is fixedly installed on the end surface of the moving ring 12, and the other end of the pre-pressing spring 13 is fixedly installed on the end surface of the limit ring 16; as shown in fig. 17, 4 guide grooves 32 are uniformly formed on the outer circumferential surface of the upper end of the driving column 20 in the circumferential direction; the driving column 20 is installed in the guide sleeve 15 through rotation fit, and the upper end of the driving column 20 extends out of the guide sleeve 15; the locking column 8 is provided with a positioning surface 29; as shown in fig. 13 and 14, the upper end surface of the locking column 8 is provided with a non-through inner hexagonal groove 26; a first round hole 28 is formed on the lower end face of the locking column 8, and a second round hole 27 is formed on the end face of the first round hole 28; the locking column 8 is installed in the installation cylinder 9, as shown in fig. 10, and the internal thread opened on the inner circular surface of the second circular hole 27 is connected with the external thread opened on the outer arc surface of the upper end of the 4 arc-shaped moving strips 10 installed on the end surface of the guide sleeve 15 through thread fit, the outer side surfaces of the 4 arc-shaped moving strips 10 are all provided with protrusions matched with the end surface of the locking column 8, the outer side surfaces of the protrusions are provided with external threads, and the external threads on the protrusions are matched with the internal thread on the locking column 8; as shown in fig. 9 and 19, a tooth rack 34 matched with teeth arranged on the guide groove 32 is arranged on the inner side surface of each arc-shaped moving strip 10; the end surface of the locking column 8 is in contact fit with the end surface of the moving ring 12.
As shown in fig. 8, 9 and 10, the two locking levers 17 are both mounted at the lower end of the driving column 20 through a second cylindrical pin 19, as shown in fig. 10, and the U-shaped grooves 21 on the locking levers 17 are respectively in sliding fit with the first cylindrical pins 18 mounted on the lower end surface of the mounting cylinder 9, so as to ensure that the first cylindrical pins also move when the LED floor lamp is adjusted up and down after the driving column is fixed, and at this time, the locking levers can continue to be engaged with the first cylindrical pins.
The LED floor lamp 11 comprises a lamp body with a through hole formed in the center of the end face, a lampshade mounted on the lamp body through a hexagon socket head cap screw, an LED lamp mounted in the lampshade, and an LED lamp connected with an external power supply through an electric appliance, and meanwhile, the lamp body on the LED floor lamp 11 can be an illuminating lamp body with the through hole used on a fountain.
As shown in fig. 16 and 20, the moving ring 12 is designed to be installed by two guide blocks 35 symmetrically installed on the inner circular surface and two guide grooves 30 symmetrically installed on the outer circular surface of the guide sleeve 15 in a sliding fit manner for the purpose of guiding and limiting the movement of the moving ring 12.
As shown in fig. 18, the side surfaces of the 4 arc-shaped moving bars 10 are provided with arc-shaped protrusions 33, and the 4 arc-shaped moving bars 10 are oppositely matched with the corresponding guide grooves 32; as shown in fig. 18, a rack bar 34 is mounted on the upper end side of each arc-shaped moving bar 10, and each rack bar 34 is engaged with the teeth provided on the corresponding guide groove 32; the design purpose that the elasticity of the arc-shaped moving strip 10 in the diameter direction is greater than the elasticity of the arc-shaped moving strip 10 in the circumferential direction is that the arc-shaped moving strip 10 is easier to deform in the diameter direction and the arc-shaped moving strip 10 is less easy to deform in the circumferential direction.
The sealing ring 23 is arranged between the positioning surface 29 and the first mounting surface 24 of the locking column 8, so that the purpose of sealing between the positioning surface 29 and the first mounting surface 24 is facilitated, and the sealing ring 23 is made of rubber, so that the sealing ring 23 deforms conveniently, and the sealing effect between the positioning surface 29 and the first mounting surface 24 is better.
The pre-pressure spring 13 is designed to be in a compressed state in the initial state of the locking device 2, so that the LED floor lamp 11 has a certain pre-pressure during the installation process.
The same inclination angles of the first inclined surface 7 and the second inclined surface 22 are designed to facilitate the smooth insertion of the locking rod 17 into the positioning hole 6.
The design that the included angle between the first inclined surface 7 and the horizontal plane is 20-40 degrees can ensure that the deeper the locking rod 17 is inserted into the positioning hole 6, the greater the friction force generated, and the harder the locking rod 17 is pulled out from the positioning hole 6.
The design purpose that the included angle between the first inclined surface 7 and the horizontal plane is 30 degrees is to ensure that the friction force generated by the deeper insertion of the locking rod 17 into the positioning hole 6 is larger, the locking rod 17 is difficult to pull out from the positioning hole 6, the movement is smooth in the process, and the limiting effect of the positioning hole 6 on the locking rod 17 is best.
Rubber pads are fixedly arranged on the first inclined surface 7 and the second inclined surface 22, so that the friction between the positioning hole 6 and the locking rod 17 is increased.
As shown in fig. 4, firstly, a mounting hole 5 is opened on the ground 1, as shown in fig. 3, secondly, the embedded cylinder 4 is fixedly installed into the mounting hole 5 opened on the ground 1 through cement filling 36 and small stones 37, and the upper end surface of the embedded cylinder 4 is flush with the ground 1.
The specific implementation process comprises the following steps: the locking device 2 is installed in the through hole on the LED floor lamp 11, the LED floor lamp 11 with the locking device 2 installed is installed in the embedded cylinder 4, the locking rod 17 is matched with the positioning hole 6 formed in the embedded cylinder 4 through manual adjustment for many times, at the moment, a worker is matched with the inner hexagonal groove 26 through the inner hexagonal wrench, the inner hexagonal wrench drives the locking column 8 to rotate, the locking column 8 which rotates is matched with the outer thread on the arc-shaped moving strip 10 through the inner thread formed on the locking column 8 and the outer thread on the arc-shaped moving strip 10 through the thread, and due to the pre-pressure action of the pre-pressure spring 13, the inner thread formed on the locking column 8 and the outer thread on the arc-shaped moving strip 10 are in spiral motion, the acting force of the locking column 8 along the axial direction is large, so that the locking column 8 only rotates at the moment, and the locking column 8 which rotates at the moment drives the arc-shaped moving strip 10 to rotate through the thread, the arc-shaped moving strip 10 in the rotating motion drives the driving column 20 to rotate through the guide groove 32, the driving column 20 in the rotating motion drives the locking rod 17 to swing through the first cylindrical pin 18 and the second cylindrical pin 19, the locking rod 17 at this time is tightly inserted into the positioning hole 6, the positioning hole 6 at this time limits the vertical motion of the locking rod 17, the locking rod 17 can be smoothly inserted into the positioning hole 6 under the drive of the driving column 20 in the continuous rotation, the first inclined surface 7 is in contact fit with the second inclined surface 22, after the driving column 20 in this time is continuously rotated, the locking rod 17 is tightly inserted into the positioning hole 6, the deeper the locking rod 17 is inserted into the positioning hole 6, the greater the friction force between the first inclined surface 7 and the second inclined surface 22 is, so that the locking rod 17 is harder to move out of the positioning hole 6, and the positioning hole 6 at this time has good positioning and locking effects on the LED floor lamp 11, the locking rod 17 will limit the up-and-down movement of the driving column 20 through the second cylindrical pin 19, at this time, there is a certain gap between the teeth opened on the guide groove 32 opened on the driving column 20 and the teeth on the tooth rack 34, so that the driving column 20 will not limit the up-and-down movement of the arc-shaped moving strip 10, the locking column 8, the mounting cylinder 9, and the LED floor lamp 11, when the worker flushes the LED floor lamp 11 with the upper end surface of the pre-buried cylinder 4, the LED floor lamp 11 will be leveled at this time, the locking column 8 will continue to rotate to move, the locking column 8 will move in the axial direction during the rotation process, because the arc-shaped protrusions 33 on the arc-shaped moving strip 10 are distributed downward relative to the upper end surface of the arc-shaped moving strip 10, the internal threads on the locking column 8 will be in threaded fit with the external threads on the arc-shaped protrusions 33 at this time, the locking column 8 will be in fit with the arc-shaped protrusions 33, at this time, the arc-shaped moving strip 10 deforms, so that the tooth strips 34 which are arranged on the arc-shaped moving strip 10 and located in the guide grooves 32 also swing along with the arc-shaped moving strip 10, teeth on the tooth strips 34 are meshed and matched with teeth arranged in the guide grooves 32, and therefore the teeth arranged on the guide grooves 32 limit the arc-shaped moving strip 10, the locking columns 8, the mounting cylinders 9 and the LED floor lamps 11 to move up and down, so that the LED floor lamps 11 can be mounted in place, and the purpose of facilitating the mounting of the LED floor lamps 11 is achieved; the common knowledge in the mechanical field can know that the device is simple and convenient in the installation process, and the LED floor lamp 11 and the ground 1 are not uneven, when the LED floor lamp 11 needs to be disassembled, a worker can match the inner hexagonal wrench with the inner hexagonal groove 26 to reversely rotate the locking column 8, the locking column 8 can drive the driving column 20 to rotate through thread matching, the driving column 20 can drive the locking rod 17 to swing through the first cylindrical pin 18 and the second cylindrical pin 19, so that the locking rod 17 can move out of the positioning hole 6, the LED floor lamp 11 and the locking device 2 can be taken out of the embedded cylinder 4 together, the locking column 8 can be continuously reversely rotated, and the driving column 20 can not always rotate under the action of the first cylindrical pin 18 and the second cylindrical pin 19, continued counter-rotational movement of the locking post 8 will restore the structure within the locking device 2 to the installed position.
In summary, the above embodiments are not intended to be limiting embodiments of the present invention, and those skilled in the art can make various modifications and decorations based on the spirit and scope of the present invention, and the drawings in the present invention are schematic diagrams of the implementation of the present invention to facilitate understanding of the principle of the structure and operation of the present invention. The specific product structure and the proportional size are determined according to the use environment and the conventional technology.

Claims (10)

1. The utility model provides a LED lamp convenient to installation which characterized in that: the embedded cylinder comprises an inner circle surface of an embedded cylinder, wherein a second installation surface is arranged on the end surface of the inner circle surface, two positioning holes are symmetrically formed in the inner circle surface, and each positioning hole is provided with a first inclined surface; a locking device is arranged in the through hole on the LED floor lamp, and a second inclined plane arranged on two locking rods which are hinged to each other is matched with the first inclined plane on the positioning hole;
the locking device comprises a locking column, an installation cylinder, an arc-shaped motion strip, a motion ring, a pre-pressing spring, a guide sleeve, a limiting ring, a driving column, a sealing ring, a first installation surface, a ring groove, an inner hexagonal groove, a second round hole, a first round hole, a positioning surface, a third round hole and a guide groove, wherein the first installation surface is arranged at one end of the installation cylinder, and the ring groove is formed in the inner circular surface at the other end of the installation cylinder; the mounting cylinder is mounted in a through hole formed in a lamp body of the LED floor lamp; the limiting ring is arranged in the annular groove; a third through round hole is formed in the guide sleeve, and the end face of one end of the guide sleeve is fixedly arranged on the end face of the limiting ring; the round hole on the limiting ring is communicated with the third round hole on the guide sleeve; the moving ring is nested outside the guide sleeve, and the moving ring is in sliding fit with the guide sleeve; the prepressing spring is nested outside the guide sleeve, one end of the prepressing spring is fixedly arranged on the end face of the moving ring, and the other end of the prepressing spring is fixedly arranged on the end face of the limiting ring; 4 guide grooves are uniformly formed in the circumferential direction on the outer circular surface of the upper end of the driving column; the driving column is arranged in the guide sleeve in a rotating fit manner, and the upper end of the driving column extends out of the guide sleeve; the locking column is provided with a positioning surface; the upper end surface of the locking column is provided with an inner hexagonal groove which is not communicated; a first round hole is formed in the lower end face of the locking column, and a second round hole is formed in the end face of the first round hole; the locking column is installed in the installation cylinder, an internal thread formed on the inner circular surface of the second circular hole is connected with an external thread formed on the outer arc surface of the upper end of each of 4 arc-shaped moving strips installed on the end surface of the guide sleeve in a threaded fit manner, protrusions matched with the end surfaces of the locking column are arranged on the outer side surfaces of the 4 arc-shaped moving strips, external threads are arranged on the outer side surfaces of the protrusions, and the external threads on the protrusions are matched with the internal thread on the locking column; tooth strips matched with teeth arranged on the guide grooves are arranged on the inner side surface of each arc-shaped motion strip; the end surface of the locking column is in contact fit with the end surface of the moving ring;
the two locking rods are installed at the lower end of the driving column through second cylindrical pins, and the U-shaped grooves in the locking rods are in sliding fit with the first cylindrical pins installed on the lower end face of the installation cylinder respectively.
2. An easily mountable LED lamp as set forth in claim 1, wherein: the LED floor lamp comprises a lamp body with a through hole formed in the center of the end face, a lampshade arranged on the lamp body through a hexagon socket head cap screw, an LED lamp arranged in the lampshade, and an LED lamp connected with an external power supply through an electric appliance.
3. An easily mountable LED lamp as set forth in claim 1, wherein: the moving ring is symmetrically provided with two guide blocks through the inner circular surface and is symmetrically provided with two guide grooves through the outer circular surface of the guide sleeve in a sliding fit manner.
4. An easily mountable LED lamp as set forth in claim 1, wherein: the arch is arc arch, and 4 arc motion strips and corresponding guiding groove relatively cooperate.
5. An easily mountable LED lamp as set forth in claim 1, wherein: a sealing ring is arranged between the positioning surface on the locking column and the first mounting surface, and the sealing ring is made of rubber.
6. An easily mountable LED lamp as set forth in claim 1, wherein: the pre-pressing spring is in a compressed state in the initial state of the locking device.
7. An easily mountable LED lamp as set forth in claim 1, wherein: the inclination angles of the first inclined plane and the second inclined plane are the same, and the elasticity of the arc-shaped motion strip in the diameter direction is larger than that of the arc-shaped motion strip in the circumferential direction.
8. An easily mountable LED lamp as set forth in claim 7, wherein: the included angle between the first inclined plane and the horizontal plane is 20-40 degrees.
9. An easily mountable LED lamp as set forth in claim 8, wherein: the included angle between the first inclined plane and the horizontal plane is 30 degrees.
10. An easily mountable LED lamp as set forth in claim 7, wherein: and rubber pads are fixedly arranged on the first inclined plane and the second inclined plane.
CN201910163890.0A 2019-03-05 2019-03-05 LED lamp convenient to installation Active CN109681820B (en)

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