CN217899686U

CN217899686U - Hoisting structure with adjustable angle and blackboard lamp with same

Info

Publication number: CN217899686U
Application number: CN202222311250.XU
Authority: CN
Inventors: 张家华; 谢少雄; 文益进; 张成良; 胡旺; 黄勇文
Original assignee: Huizhou Chuangjian Industrial Co ltd; Shenzhen Shangwei Smart Education Lighting Co ltd; Shenzhen Seva Lighting Co Ltd
Current assignee: Huizhou Chuangjian Industrial Co ltd; Shenzhen Shangwei Smart Education Lighting Co ltd; Shenzhen Seva Lighting Co Ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-11-25
Anticipated expiration: 2032-08-31

Abstract

The utility model belongs to the technical field of lighting apparatus, especially, relate to a hoisting structure of angularly adjustable and have blackboard lamp of this structure. The lamp frame comprises a lamp frame body, wherein a groove is formed in the top of the lamp frame body, a first clamping block and a second clamping block are arranged on the edges of the two sides of the groove respectively, and the groove is matched with the first clamping block and the second clamping block to form an arc-shaped sliding rail; the arc-shaped sliding block is arranged in the arc-shaped sliding rail and can slide along the length direction of the arc-shaped sliding rail, the width of the arc-shaped sliding block is smaller than that of the arc-shaped sliding rail and larger than the distance between the first clamping block and the second clamping block, and the arc-shaped sliding block can slide in the arc-shaped sliding rail along the arc direction of the arc-shaped sliding rail; one end of the suspender is connected to the arc-shaped sliding block and is relatively fixed with the arc-shaped sliding block. The utility model discloses can realize throwing light on to the blackboard under the not enough condition of ambient light, angularly adjustable, the position is portable, simple structure, and convenient to use has low in production cost, the equipment advantage that the degree of difficulty is low.

Description

Hoisting structure with adjustable angle and blackboard lamp with same

Technical Field

The utility model belongs to the technical field of lighting apparatus, especially, relate to a hoisting structure of angularly adjustable and have blackboard lamp of this structure.

Background

The blackboard lamp is a lamp for illuminating a blackboard in a classroom of a school, is convenient for providing illumination support under the condition of insufficient light in the classroom, provides a good visual environment, and protects the eye health of teachers and students. In the using process, due to different application environments, the irradiation angle and the position of the blackboard lamp are required to be adjusted according to the field light condition. Common blackboard lamp on the market can only be fixed with an angle, and the illumination angle and the position of blackboard lamp can not be adjusted, when the blackboard lamp was inhomogeneous to the illumination of blackboard, lead to eyes fatigue and myopia easily, be unfavorable for teacher and student's eyes healthy. Although some blackboard lamps have the function of adjusting the illumination angle, the rotation structure is complex, the use is inconvenient, and the defects of high production cost and high assembly difficulty exist.

Therefore, an angle-adjustable hoisting structure and a blackboard lamp with the same are needed, wherein the angle-adjustable hoisting structure has the advantages of simple supporting structure, convenience in use, low production cost and low assembly difficulty.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide an angularly adjustable hoisting structure and have blackboard lamp of this structure, can realize throwing light on to the blackboard under the not enough condition of ambient light, angularly adjustable, the position is portable, simple structure, convenient to use has low in production cost, the equipment advantage that the degree of difficulty is low.

In order to realize the purpose, the utility model adopts the following technical scheme:

an angularly adjustable hoisting structure, includes:

the lamp frame is provided with a groove at the top, the edges of two sides of the groove are respectively provided with a first clamping block and a second clamping block, and the groove is matched with the first clamping block and the second clamping block to form an arc-shaped sliding rail;

the arc-shaped sliding block is arranged in the arc-shaped sliding rail and can slide along the length direction of the arc-shaped sliding rail, the width of the arc-shaped sliding block is smaller than that of the arc-shaped sliding rail and larger than the distance between the first clamping block and the second clamping block, and the arc-shaped sliding block can slide in the arc-shaped sliding rail along the arc-shaped direction of the arc-shaped sliding rail;

and one end of the suspension rod is connected to the arc-shaped sliding block and is fixed relative to the arc-shaped sliding block.

Furthermore, a pressing block is further arranged on the arc-shaped sliding block, two sides of the pressing block are respectively located above the first clamping block and the second clamping block, and the arc-shaped sliding block and the pressing block are fixed relatively.

Furthermore, the arc-shaped sliding block is connected with the pressing block through a locking piece, and the locking piece is used for enabling the arc-shaped sliding block to be close to and clamp the pressing block to the first clamping block and the second clamping block.

Further, the retaining member include the bolt and with bolt threaded connection's knob nut, the bolt passes according to this arc slider with the briquetting, the knob nut is located and is close to the one end of briquetting.

Preferably, the hanger bar is threaded to the compact.

Furthermore, a wire groove for accommodating a wire is formed at the bottom of the groove, and the suspension rod is of a hollow structure and is used for communicating the wire in the wire groove from one end of the suspension rod to the other end.

Furthermore, a communication hole is formed in the middle of the arc-shaped sliding block, the communication hole corresponds to the suspension rod, and a lead in the lead groove is connected into the suspension rod through the communication hole.

Furthermore, the length direction both ends of arc slide rail are provided with the curb plate, the curb plate is used for making the arc slider can't follow the both ends roll-off of arc slide rail.

The utility model also provides a blackboard lamp, including the light source subassembly, with the drive power supply that the light source subassembly electricity is connected with an angularly adjustable hoisting structure, the rim below is equipped with and is used for the installation position of light source subassembly, drive power supply install in the rim.

Furthermore, the light source assembly comprises a substrate, a light source and a lens, a clamping interface is arranged on the installation position, and the lens is relatively fixed with the lamp frame through the clamping interface.

The utility model has the advantages that:

the arc-shaped sliding block is arranged in the arc-shaped sliding rail formed by the matching of the groove, the first clamping block and the second clamping block, the arc-shaped sliding block can slide along the length direction of the arc-shaped sliding rail and can also slide along the arc direction of the arc-shaped sliding rail, so that when the lamp frame is hoisted through the suspender, the lamp frame can not only move along the length direction, but also change the illumination angle in an arc shape, and the arc-shaped lamp frame has a simple structure and is convenient to use; the pressing block and the locking piece are arranged, so that the position and the angle of the lamp frame can be conveniently locked to provide a stable lighting effect; the wire groove and the hollow suspender are arranged, so that the wire is convenient to store, the wire is prevented from being exposed, and the wire is safe and attractive; the side plates are arranged and used for limiting the moving range of the arc-shaped sliding block in the length direction; the utility model discloses can realize throwing light on to the blackboard under the not enough condition of ambient light, angularly adjustable, the position is portable, simple structure, and convenient to use has low in production cost, the equipment advantage that the degree of difficulty is low.

Drawings

FIG. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 of the present invention;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a partial cross-sectional view of the present invention;

fig. 5 is a partial cross-sectional view of the present invention;

the labels in the figure are: 1-a lamp frame, 110-a groove, 111-a wire guide groove, 120-a first fixture block, 130-a second fixture block, 140-an arc-shaped slide rail, 150-a mounting position and 151-a clamping interface; 2-arc slide block, 210-communication hole; 3, hanging a rod; 4-briquetting; 5-locking piece, 510-bolt, 520-knob nut; 6-side plate; 7-light source assembly, 710-substrate, 720-light source, 730-lens; 8-a driving power supply; 9-conductive wire.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 5, there is shown a specific embodiment of an angle-adjustable lifting structure and a blackboard lamp having the same according to the present invention.

Referring to fig. 1 and 2, the hoisting structure with adjustable angle comprises:

the lamp frame 1 is provided with a groove 110 at the top of the lamp frame 1, two side edges of the groove 110 are respectively provided with a first fixture block 120 and a second fixture block 130, and the groove 110 is matched with the first fixture block 120 and the second fixture block 130 to form an arc-shaped slide rail 140;

the arc-shaped sliding block 2 is installed in the arc-shaped sliding rail 140 and can slide along the length direction of the arc-shaped sliding rail 140, the width of the arc-shaped sliding block 2 is smaller than the width of the arc-shaped sliding rail 140 and larger than the distance between the first fixture block 120 and the second fixture block 130, and the arc-shaped sliding block 2 can slide along the arc-shaped direction of the arc-shaped sliding rail 140 in the arc-shaped sliding rail 140;

and one end of the suspension rod 3 is connected to the arc-shaped sliding block 2 and is fixed relative to the arc-shaped sliding block 2.

Referring to fig. 3, in the above embodiment, the bottom surface of the groove 110 of the bezel 1 is arc-shaped, the first latch 120 and the second latch 130 on the two side edges of the groove 110 are integrally formed with the bezel 1, and the first latch 120 and the second latch 130 cover a portion of the groove 110 from the left and right sides, so that an arc-shaped sliding rail 140 is formed in the groove 110. The arc-shaped sliding block 2 is installed in the arc-shaped sliding rail 140, the bottom surface of the arc-shaped sliding block 2 is an arc surface, and is matched with the arc surface of the arc-shaped sliding rail 140, the arc-shaped sliding block 2 can move in the arc-shaped sliding rail 140 along the length direction of the arc-shaped sliding rail 140, and therefore when the lamp frame 1 is fixedly hoisted by the suspender 3, the lamp frame 1 can move along the length direction of the lamp frame 1. As shown in fig. 4 and 5, the width of the arc-shaped slider 2 is smaller than the width of the arc-shaped slide rail 140 and is greater than the distance between the first fixture block 120 and the second fixture block 130, that is, the arc length of the arc-shaped slider 2 is smaller than the arc length of the arc-shaped slide rail 140 and is greater than the distance between the first fixture block 120 and the second fixture block 130, so that the lamp frame 1 can be lifted by hooking the first fixture block 120 and the second fixture block 130 at both sides of the arc-shaped slider 2, the arc length of the arc-shaped slider 2 is smaller than the arc length of the arc-shaped slide rail 140, that is, a space is provided for the arc-shaped slider 2 to move in the arc direction of the arc-shaped slide rail 140, the arc-shaped slider 2 can slide in the arc direction of the arc-shaped slide rail 140, and therefore, when the lamp frame 1 is fixedly lifted by the suspension rod 3, the lamp frame 1 can swing in the arc direction of the arc-shaped slide rail 140, and the adjustment of the lighting direction is achieved. The lamp frame 1 of the embodiment can be displaced in the length direction, and can also change the illumination angle in an arc shape, so that the structure is simple, and the use is convenient.

Referring to fig. 2, in the above embodiment, the arc-shaped sliding block 2 is further provided with the pressing block 4, two sides of the pressing block 4 are respectively located above the first fixture block 120 and the second fixture block 130, and the arc-shaped sliding block 2 and the pressing block 4 are fixed relatively. In the embodiment, the pressing block 4 and the arc-shaped sliding block 2 are matched to place the first clamping block 120 and the second clamping block 130 between the pressing block 4 and the arc-shaped sliding block 2, so that the stability of the arc-shaped sliding block 2 in sliding in the arc-shaped sliding rail 140 is improved.

Referring to fig. 4, in the above embodiment, the arc-shaped sliding block 2 is connected with the pressing block 4 through the locking member 5, and the locking member 5 is used for enabling the arc-shaped sliding block 2 and the pressing block 4 to approach each other and clamping the first clamping block 120 and the second clamping block 130. In the embodiment, when the locking member 150 is operated to enable the arc-shaped sliding block 2 and the pressing block 4 to clamp the first clamping block 120 and the second clamping block 130, the arc-shaped sliding block 2 and the lamp frame 1 are relatively fixed, and at this time, the lamp frame 1 cannot move or swing relative to the suspension rod 1; when the locking member 150 is operated to release the first latch 120 and the second latch 130, the arc-shaped slider 2 is in a movable state, and the lamp frame 1 can move or swing relative to the suspension rod 1.

In the above embodiment, the locking member 5 includes the bolt 510 and the knob nut 520 screwed with the bolt 510, the bolt 510 sequentially penetrates the arc slider 2 and the pressing block 4, and the knob nut 520 is provided near one end of the pressing block 4. In an embodiment, the bolt 510 penetrates through the arc-shaped slider 2 and the pressing block 4 from bottom to top, the knob nut 520 is screwed on the bolt 510, and the first fixture 120 and the second fixture 130 can be locked or unlocked by screwing the knob nut 520 clockwise or counterclockwise, so that the lamp frame 1 is in the movable state or the locked state.

In the above embodiment, the suspension rod 3 is screwed to the pressing block 4, and the number of the locking members 5 provided on the pressing block 4 is two, and the two locking members are respectively provided on both sides of the suspension rod 3.

Referring to fig. 3, in the above embodiment, the bottom of the groove 110 is further formed with a wire groove 111 for accommodating the wire 9, and the suspension rod 3 has a hollow structure for communicating the wire 9 in the wire groove 111 from one end of the suspension rod 3 to the other end. The arc-shaped slider 2 is provided with a communication hole 210 at the middle part, the communication hole 210 corresponds to the hanger bar 3, and the lead 9 in the lead groove 111 is connected to the hanger bar 3 through the communication hole 210. In the embodiment, the wire guide 111, the communication hole 210 of the arc slider 2, and the inside of the hollow suspension rod 3 are all used for accommodating the wire 9, specifically, the wire 9 extends to the bottom of the arc slider 2 through the wire guide 111, then is communicated to the inside of the suspension rod 3 from the communication hole 210 of the arc slider 2, and is communicated to the top end of the suspension rod 3 along the suspension rod 3, and when the top end of the suspension rod 3 is fixed on the ceiling, the wire 9 can be connected to an external cable. The embodiment can avoid the exposure of the lead 9, and is safe and beautiful.

Referring to fig. 3, in the above embodiment, the two ends of the arc slide rail 140 in the length direction are provided with the side plates 6, the side plates 6 are used for enabling the arc slide block 2 to slide out of the two ends of the arc slide rail 140, and it is avoided that the arc slide block 2 is separated from the arc slide rail 2 due to an excessively long sliding distance when sliding in the length direction of the arc slide rail 140, for the lamp frame 1 hoisted on the suspension rod 3, the sliding arc rail 140 will cause the lamp frame 1 to be separated from the suspension rod 3, there is a potential safety hazard that the lamp frame 1 drops, and the side plates 6 can be used for avoiding accidental dropping caused by excessive sliding of the lamp frame 1.

Referring to fig. 3 and fig. 4, the present embodiment further provides a blackboard lamp, which includes a light source assembly 7, a driving power supply 8 electrically connected to the light source assembly 7, and the above-mentioned angle-adjustable hoisting structure, wherein an installation position 150 for installing the light source assembly 7 is arranged below the bezel 1, and the driving power supply 8 is installed in the bezel 1. In the embodiment, the light source assembly 7 is connected to the driving power source 8 through a wire 9, and the wire 9 of the driving power source 8 is connected to the suspension rod 3 through a wire groove 111 in the groove 110. In this embodiment, the arc-shaped slide rail 140 of the lamp frame 1 is provided with two arc-shaped slide blocks 2 and a suspension rod 3, so that the lamp frame 1 can be lifted more stably.

In the above embodiments, the light source assembly 7 includes the substrate 710, the light source 720 and the lens 730, the mounting position 150 is provided with the card interface 151, and the lens 730 is fixed relative to the lamp frame 1 through the card interface 151. In the embodiment, the two ends of the fastening interface 151 extend to the two ends of the bezel 1, the side plates 6 cover the two ends of the fastening interface 151, when the lens 730 is installed, the side plates 6 can be detached, then the lens 730 is installed in the fastening interface 151 from the end face of the bezel 1, and then the bezel 1 is installed to enclose the lens 730 in the fastening interface 151.

In summary, the embodiment provides a hoisting structure with an adjustable angle and a blackboard lamp with the hoisting structure, by installing the arc-shaped sliding block 2 in the arc-shaped sliding rail 140 formed by the groove 110, the first fixture block 120 and the second fixture block 130 in a matching manner, the arc-shaped sliding block 2 can slide along the length direction of the arc-shaped sliding rail 140 as well as along the arc direction of the arc-shaped sliding rail 140, so that when the lamp frame 1 is hoisted by the hanger rod 3, the lamp frame 1 can be displaced in the length direction as well as can be in an arc shape to change the illumination angle, the structure is simple, and the use is convenient; the pressing block 4 and the locking piece 5 are arranged, so that the position and the angle of the lamp frame 1 can be conveniently locked to provide a stable lighting effect; the wire groove 111 and the hollow suspender 3 are arranged, so that the wire 9 is convenient to store, the wire 9 is prevented from being exposed, and the safety and the attractiveness are realized; the side plates 6 are arranged and used for limiting the moving range of the arc-shaped sliding block 2 in the length direction; this embodiment can realize throwing light on to the blackboard under the not enough condition of ambient light, and the angle is adjustable, and the position is portable, simple structure, convenient to use has low in production cost, the equipment advantage that the degree of difficulty is low.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hoisting structure of angularly adjustable which characterized in that includes:

the lamp frame (1), a groove (110) is arranged at the top of the lamp frame (1), a first clamping block (120) and a second clamping block (130) are respectively arranged on two side edges of the groove (110), and the groove (110) is matched with the first clamping block (120) and the second clamping block (130) to form an arc-shaped sliding rail (140);

the arc-shaped sliding block (2) is installed in the arc-shaped sliding rail (140) and can slide along the length direction of the arc-shaped sliding rail (140), the width of the arc-shaped sliding block (2) is smaller than that of the arc-shaped sliding rail (140) and larger than the distance between the first clamping block (120) and the second clamping block (130), and the arc-shaped sliding block (2) can slide along the arc-shaped direction of the arc-shaped sliding rail (140) in the arc-shaped sliding rail (140);

one end of the suspension rod (3) is connected to the arc-shaped sliding block (2) and is relatively fixed with the arc-shaped sliding block (2).

2. The hoisting structure with the adjustable angle as claimed in claim 1, wherein the arc-shaped sliding block (2) is further provided with a pressing block (4), two sides of the pressing block (4) are respectively located above the first clamping block (120) and the second clamping block (130), and the arc-shaped sliding block (2) and the pressing block (4) are relatively fixed.

3. The hoisting structure with adjustable angle of claim 2, wherein the arc-shaped sliding block (2) is connected with the pressing block (4) through a locking member (5), and the locking member (5) is used for enabling the arc-shaped sliding block (2) and the pressing block (4) to approach each other and clamping the first clamping block (120) and the second clamping block (130).

4. The hoisting structure with the adjustable angle as claimed in claim 3, wherein the locking member (5) comprises a bolt (510) and a knob nut (520) in threaded connection with the bolt (510), the bolt (510) sequentially passes through the arc-shaped sliding block (2) and the pressing block (4), and the knob nut (520) is disposed at one end close to the pressing block (4).

5. An angularly adjustable hoisting structure according to any one of claims 2-4, characterized in that the boom (3) is screwed to the pressure block (4).

6. An angularly adjustable hoisting structure as claimed in claim 1, characterized in that the bottom of said recess (110) is further formed with a wire guide (111) for accommodating a wire (9), and said hanger bar (3) is of a hollow structure for communicating the wire (9) in said wire guide (111) from one end of said hanger bar (3) to the other.

7. The hoisting structure with the adjustable angle as claimed in claim 6, characterized in that the arc-shaped sliding block (2) is provided with a communication hole (210) in the middle, the communication hole (210) corresponds to the suspension rod (3), and the wire (9) in the wire groove (111) is connected into the suspension rod (3) through the communication hole (210).

8. The hoisting structure with the adjustable angle as claimed in claim 1, wherein the two ends of the arc-shaped sliding rail (140) in the length direction are provided with side plates (6), and the side plates (6) are used for preventing the arc-shaped sliding block (2) from sliding out of the two ends of the arc-shaped sliding rail (140).

9. A blackboard lamp is characterized by comprising a light source assembly (7), a driving power supply (8) electrically connected with the light source assembly (7) and the hoisting structure with the adjustable angle as claimed in any one of claims 1 to 8, wherein a mounting position (150) for mounting the light source assembly (7) is arranged below a lamp frame (1), and the driving power supply (8) is mounted in the lamp frame (1).

10. The blackboard lamp according to claim 9, wherein the light source assembly (7) includes a substrate (710), a light source (720) and a lens (730), the mounting position (150) is provided with a clip interface (151), and the lens (730) is fixed relative to the bezel (1) through the clip interface (151).