A luminaire with adjustable installation position

Abstract

The present invention discloses a lamp with an adjustable installation position. It includes: a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4); the lamp body (1) is arranged at the top of the support column (2), and the bottom of the support column (2) is provided with the first chassis (3) or the second chassis (4); when the bottom of the support column (2) is provided with the first chassis (3), the bottom of the second chassis (4) is provided with a suction cup (41), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41); when the bottom of the support column (2) is provided with the second chassis (4), the bottom of the first chassis (3) is provided with an electromagnet (31), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic substances through the electromagnet (31). This lamp can be fixed at different positions according to requirements to achieve multi-region or even full-region lighting; the structure of the lamp is simple and easy to implement, and it has good popularization potential.

Description

Technical Field

[0001] The present invention relates to the technical field of electrical appliances, and particularly to a lamp with an adjustable installation position. Background Art

[0002] With the development of society, people have more and more demand scenarios for lighting. For example, various indoor and vehicle interiors need to install lamps for users to use.

[0003] Currently, the installation position of lamps is often fixed. Especially for some large vehicles (such as minibuses, motorhomes, etc.), the lamp position cannot be adjusted arbitrarily according to user needs, resulting in a limited lighting area and poor use effect. If multiple lamps are arranged, the cost is very high. Summary of the Invention

[0004] The present invention provides a lamp with an adjustable installation position, which can be fixed at different positions according to needs to achieve multi-area or even full-area lighting. At the same time, the structure of the lamp is simple and easy to implement, and has good popularization.

[0005] According to an aspect of the present invention, there is provided a lamp with an adjustable installation position, including: a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4); wherein,

[0006] The lamp body (1) is arranged at the top of the support column (2), and the bottom of the support column (2) is provided with the first chassis (3) or the second chassis (4);

[0007] When the bottom of the support column (2) is provided with the first chassis (3), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41);

[0008] When the bottom of the support column (2) is provided with the second chassis (4), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic material through the electromagnet (31).

[0009] Optionally, the support column (2), the first chassis (3) and the second chassis (4) are fixed through an installation mechanism (5).

[0010] Optionally, the installation mechanism (5) includes: an installation block (51), a card slot (52) and a card block (53); wherein,

[0011] The mounting blocks (51) are respectively arranged on both sides of the support columns (2), the first chassis (3) and the second chassis (4); the clamping grooves (52) are respectively arranged at the bottoms of the support columns (2), the first chassis (3) and the second chassis (4) and close to the positions of the mounting blocks (51); the clamping blocks (53) are respectively arranged on the tops of the first chassis (3) and the second chassis (4).

[0012] The interior of the mounting block (51) is provided with a fixing groove (511) and a sliding groove (512). A clamping column (513) is slidably connected inside the fixing groove (511). One end of the clamping column (513) can extend into the interior of the clamping block (53). At the top of the inner cavity of the sliding groove (512), a connecting spring (514), a connecting block (515) and a connecting rope (516) are successively connected. The other end of the connecting rope (516) is connected to the other end of the clamping column (513). A fixing spring (517) is slidably connected in the inner cavity of the fixing groove (511) and at the other end of the connecting rope (516). One end of the connecting block (515) extends to the outside of the mounting block (51).

[0013] Optionally, a placing groove (32) is arranged on the top of the first chassis (3).

[0014] When the first chassis (3) is arranged at the bottom of the second chassis (4), the placing groove (32) is used to accommodate the suction cup (41).

[0015] Optionally, a piston groove (42), a moving groove (43) and a connecting groove (44) are arranged inside the second chassis (4); among them,

[0016] A piston block (45) is slidably connected inside the piston groove (42). The piston block (45) is connected to a fixed column (46). The other end of the fixed column (46) extends to the outside of the second chassis (4).

[0017] One side of the second chassis (4) close to the piston groove (42) is provided with a header (47). One end of the header (47) extends into the interior of the piston groove (42) and is provided with a one-way valve. The piston groove (42) and the connecting groove (44) are communicated through a connecting pipe (48), and a one-way valve is arranged at the end of the connecting pipe (48) extending into the piston groove (42); the connecting groove (44) is communicated with the interior of the suction cup (41).

[0018] An air hole (49) is opened on one side of the second chassis (4) close to the connecting groove (44). A fixed cylinder (6) is installed on one side of the second chassis (4) close to the air hole (49); a lead screw (61) is rotatably connected inside the fixed cylinder (6). A plug (62) is threadedly connected to the outside of the lead screw (61). One end of the plug (62) extends into the air hole (49). One end of the lead screw (61) extends to the outside of the fixed cylinder (6). A through hole (63) is opened on the top of the fixed cylinder (6).

[0019] Optionally, a storage groove (21) and a limiting groove (22) are provided inside the support column (2), and the limiting grooves (22) are respectively located on the upper and lower sides of the storage groove (21); among them,

[0020] A limiting block (23) is slidably connected inside the limiting groove (22), a sliding block (24) is arranged between the two limiting blocks (23), the sliding block (24) is connected to a fixing rod (25), and one end of the fixing rod (25) is provided with a grip column (26), and the fixing rod (25) and the grip column (26) can extend to the outside of the support column (2).

[0021] Optionally, two connecting cavities (241) are provided inside the sliding block (24), a fixing key (2411) is slidably connected inside the connecting cavity (241), a first key groove (27) is provided on one side of the support column (2) close to the limiting groove (22), one end of the fixing key (2411) passes through the limiting block (23) and extends into the first key groove (27), and the other end of the fixing key (2411) is provided with a steel wire rope (2412), and a support spring (2413) is slidably connected inside the connecting cavity (241) and outside the steel wire rope (2412);

[0022] A fixing cavity (251) is provided inside the fixing rod (25), a limiting plate (2511) is slidably connected inside the fixing cavity (251), one end of the support spring (2413) is connected to one side of the limiting plate (2511), a connecting rod (2512) is provided on the other side of the limiting plate (2511), and a return spring (2513) is slidably connected inside the fixing cavity (251) and outside the connecting rod (2512);

[0023] One end of the connecting rod (2512) extends into the grip column (26), and a second key groove (28) is provided on one side of the support column (2) close to the first key groove (27).

[0024] Optionally, when the electromagnet (31) is turned on, the electromagnet (31) generates a magnetic attraction force, thereby fixing the lamp with an adjustable installation position at a position with ferromagnetic substances;

[0025] When the electromagnet (31) is turned off, the magnetic attraction force generated by the electromagnet (31) disappears, thereby removing the lamp with an adjustable installation position from the position with ferromagnetic substances.

[0026] Optionally, when the fixing column (46) is pulled, the fixing column (46) drives the piston block (45) to move, the air in the connecting groove (44) is pumped into the piston groove (42) through the connecting pipe (48) and discharged through the discharge head (47), so that a negative pressure is generated inside the suction cup (41), thereby fixing the lamp with an adjustable installation position at a flat position;

[0027] When the lead screw (61) is rotated, one end of the lead screw (61) drives the plug (62) to move out of the air outlet hole (49), and external air enters the connection groove (44) through the through hole (63) and the air hole (49), so that the negative pressure inside the suction cup (41) disappears, and thus the lamp with an adjustable installation position is removed from the flat position.

[0028] Optionally, when the lamp body (1) needs to be picked up and used, pull the connecting rod (2512), the connecting rod (2512) drives the limiting plate (2511) to move, so that the steel wire rope (2412) drives one end of the fixing key (2411) to move out of the second key groove (28); pull the fixing rod (25), the fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) extends out; release the connecting rod (2512), the return spring (2513) pushes the limiting plate (2511) to move, and the supporting spring (2413) pushes one end of the fixing key (2411) to insert into the first key groove (27) to limit the position of the fixing rod (25);

[0029] When the lamp body (1) does not need to be picked up and used, pull the connecting rod (2512), the connecting rod (2512) drives the limiting plate (2511) to move, so that the steel wire rope (2412) drives one end of the fixing key (2411) to move out of the first key groove (27); push the fixing rod (25), the fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) moves into the storage groove (21); release the connecting rod (2512), the return spring (2513) pushes the limiting plate (2511) to move, and the supporting spring (2413) pushes one end of the fixing key (2411) to insert into the second key groove (28) to limit the position of the fixing rod (25).

[0030] The technical solution of the embodiment of the present invention, by redesigning the structure of the lamp, makes the lamp include a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4); when the first chassis (3) is arranged at the bottom of the support column (2), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41); when the second chassis (4) is arranged at the bottom of the support column (2), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic substances through the electromagnet (31). In this way, the lamp can be fixed at any flat position or a position with ferromagnetic substances according to needs, realizing multi-area or even full-area lighting; at the same time, the structure of the lamp is simple and easy to implement, and has good popularization.

[0031] It should be understood that the content described in this part is not intended to identify the key or important features of the embodiments of the present invention, nor is it used to limit the scope of the present invention. Other features of the present invention will become easily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0033] Figure 1 is the overall structural schematic diagram of a lamp with an adjustable installation position provided in Embodiment 1 of the present invention;

[0034] Figure 2 is provided in Embodiment 1 of the present invention Figure 1 partial enlarged view of area A therein;

[0035] Figure 3 is provided in Embodiment 1 of the present invention Figure 1 partial enlarged view of area B therein;

[0036] Figure 4 is provided in Embodiment 1 of the present invention Figure 1 partial enlarged view of area C therein;

[0037] Figure 5 is provided in Embodiment 1 of the present invention Figure 1 partial enlarged view of area D therein;

[0038] Figure 6 is provided in Embodiment 1 of the present invention Figure 1 partial enlarged view of area E therein.

[0039] Reference Signs: 1 - lamp body; 2 - support column; 21 - storage groove; 22 - limiting groove; 23 - limiting block; 24 - slider; 25 - fixing rod; 26 - grip column; 27 - first keyway; 28 - second keyway; 241 - connecting cavity; 2411 - fixing key; 2412 - steel wire rope; 2413 - support spring; 251 - fixing cavity; 2511 - limiting plate; 2512 - connecting rod; 2513 - reset spring; 3 - first chassis; 31 - electromagnet; 32 - placing groove; 4 - second chassis; 41 - suction cup; 42 - piston groove; 43 - moving groove; 44 - connecting groove; 45 - piston block; 46 - fixing column; 47 - leading head; 48 - connecting pipe; 49 - air hole; 5 - mounting mechanism; 51 - mounting block; 52 - clamping groove; 53 - clamping block; 511 - fixing groove; 512 - sliding groove; 513 - clamping column; 514 - connecting spring; 515 - connecting block; 516 - connecting rope; 517 - fixing spring; 6 - fixing cylinder; 61 - lead screw; 62 - plug; 63 - through hole. Detailed Embodiment

[0040] In order to enable those skilled in the art to better understand the solution of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0041] It should be noted that the terms "first", "second", etc. in the specification and claims of the present invention and the above-mentioned drawings are used to distinguish similar objects, and do not necessarily need to be used to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so that the embodiments of the present invention described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but may include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0042] Embodiment 1

[0043] Figure 1 is the overall structural schematic diagram of a lamp with an adjustable installation position provided by Embodiment 1 of the present invention; Figures 2 - 6 are respectively provided by Embodiment 1 of the present invention Figure 1 The partial enlarged views of the A - E regions in. Refer to Figures 1 - 6It can be seen that the lamp includes: a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4).

[0044] The lamp body (1) can be any lamp with a lighting function. For example, an incandescent lamp, a fluorescent lamp, a light-emitting diode (LED) lamp, etc. The lamp body (1) is arranged at the top of the support column (2), and the first chassis (3) or the second chassis (4) is arranged at the bottom of the support column (2). Among them, Figure 1 The lamp with an adjustable installation position shown is drawn with the first chassis (3) arranged at the bottom of the support column (2) as an example. It can be understood that when the second chassis (4) is arranged at the bottom of the support column (2), the structure of the lamp with an adjustable installation position is to Figure 1 swap the positions of the first chassis (3) and the second chassis (4) shown.

[0045] When the first chassis (3) is arranged at the bottom of the support column (2), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41); when the second chassis (4) is arranged at the bottom of the support column (2), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic material through the electromagnet (31). In this way, the lamp can be fixed at different positions according to needs, realizing multi-area or even full-area lighting.

[0046] In an embodiment, the support column (2), the first chassis (3) and the second chassis (4) are fixed through an installation mechanism (5).

[0047] Specifically, the installation mechanism (5) includes: an installation block (51), a card slot (52) and a card block (53).

[0048] The mounting blocks (51) are respectively arranged on both sides of the support columns (2), the first chassis (3) and the second chassis (4); the clamping grooves (52) are respectively arranged at the bottoms of the support columns (2), the first chassis (3) and the second chassis (4) and close to the positions of the mounting blocks (51); the clamping blocks (53) are respectively arranged on the tops of the first chassis (3) and the second chassis (4); a fixing groove (511) and a sliding groove (512) are formed inside the mounting block (51), a clamping column (513) is slidably connected inside the fixing groove (511), one end of the clamping column (513) can extend into the clamping block (53), a connecting spring (514), a connecting block (515) and a connecting rope (516) are sequentially connected to the top of the inner cavity of the sliding groove (512), the other end of the connecting rope (516) is connected to the other end of the clamping column (513), a fixing spring (517) is slidably connected inside the fixing groove (511) and at the other end of the connecting rope (516), and one end of the connecting block (515) extends to the outside of the mounting block (51).

[0049] In one embodiment, a placement groove (32) is arranged on the top of the first chassis (3); when the first chassis (3) is arranged at the bottom of the second chassis (4), the placement groove (32) is used to accommodate the suction cup (41).

[0050] In one embodiment, a piston groove (42), a moving groove (43) and a connecting groove (44) are formed inside the second chassis (4).

[0051] A piston block (45) is slidably connected inside the piston groove (42), the piston block (45) is connected to a fixed column (46), and the other end of the fixed column (46) extends to the outside of the second chassis (4); a head (47) is arranged on one side of the second chassis (4) close to the piston groove (42), one end of the head (47) extends into the piston groove (42) and is provided with a one-way valve, the piston groove (42) and the connecting groove (44) are communicated through a connecting pipe (48), and a one-way valve is arranged at one end of the connecting pipe (48) extending into the piston groove (42); the connecting groove (44) is communicated with the inside of the suction cup (41); an air hole (49) is formed on one side of the second chassis (4) close to the connecting groove (44), and a fixed cylinder (6) is installed on one side of the second chassis (4) close to the air hole (49); a lead screw (61) is rotatably connected inside the fixed cylinder (6), a plug (62) is threadedly connected to the outside of the lead screw (61), one end of the plug (62) extends into the air hole (49), one end of the lead screw (61) extends to the outside of the fixed cylinder (6), and a through hole (63) is formed in the top of the fixed cylinder (6).

[0052] Optionally, to meet the user's need to move the lamp while holding it, the present invention can also be provided with a storage groove (21) and a limiting groove (22) inside the support column (2). The limiting grooves (22) are respectively located on the upper and lower sides of the storage groove (21); a limiting block (23) is slidably connected inside the limiting groove (22), a slider (24) is arranged between the two limiting blocks (23), the slider (24) is connected to a fixed rod (25), one end of the fixed rod (25) is provided with a grip column (26), and the fixed rod (25) and the grip column (26) can extend to the outside of the support column (2).

[0053] Two connection cavities (241) are opened inside the slider (24), a fixed key (2411) is slidably connected inside the connection cavity (241), a first key groove (27) is opened on one side of the support column (2) close to the limiting groove (22), one end of the fixed key (2411) passes through the limiting block (23) and extends into the first key groove (27), a steel wire rope (2412) is arranged at the other end of the fixed key (2411), and a support spring (2413) is slidably connected inside the connection cavity (241) and outside the steel wire rope (2412); a fixed cavity (251) is opened inside the fixed rod (25), a limiting plate (2511) is slidably connected inside the fixed cavity (251), one end of the support spring (2413) is connected to one side of the limiting plate (2511), a connecting rod (2512) is arranged on the other side of the limiting plate (2511), and a return spring (2513) is slidably connected inside the fixed cavity (251) and outside the connecting rod (2512); one end of the connecting rod (2512) extends into the grip column (26), and a second key groove (28) is opened on one side of the support column (2) close to the first key groove (27).

[0054] When the first chassis (3) is provided at the bottom of the support column (2) and the second chassis (4) is provided at the bottom of the first chassis (3), the working principle of the lamp with adjustable installation position provided by the present invention is as follows: The user pulls the fixed column (46), the fixed column (46) drives the piston block (45) to move, the air in the connection groove (44) is pumped into the piston groove (42) through the connection pipe (48) and discharged through the drain head (47), so that negative pressure is generated inside the suction cup (41), thereby fixing the lamp with adjustable installation position at a flat position. If the lamp needs to be removed, rotate the screw rod (61), the screw rod (61) drives one end of the plug (62) to move out of the air hole (49), and the outside air enters the connection groove (44) through the through hole (63) and the air hole (49), so that the negative pressure inside the suction cup (41) disappears, thereby removing the lamp with adjustable installation position from the flat position.

[0055] Assume the lamp is at this time Figure 1For the structure shown, if the lamp needs to be fixed at a position with ferromagnetic material, the first chassis (3) and the second chassis (4) need to be swapped first. The specific process is as follows: The user successively pulls the support column (2) and the connecting block (515) arranged outside the first chassis (3). The connecting block (515) drives the connecting rope (516) to move, so that one end of the clamping column (513) moves out of the inside of the clamping block (53). Then the support column (2) is removed from the top of the first chassis (3). Similarly, the first chassis (3) is removed from the top of the second chassis (4). Next, the clamping block (53) arranged at the top of the second chassis (4) is inserted into the clamping groove (52) arranged at the bottom of the support column (2), and the clamping block (53) arranged at the top of the first chassis (3) is inserted into the clamping groove (52) arranged at the bottom of the second chassis (4). The connecting block (515) is released, so that the fixing spring (517) pushes one end of the clamping column (513) to insert into the clamping block (53), thus realizing the limit.

[0056] Accordingly, when the second chassis (4) is arranged at the bottom of the support column (2) and the first chassis (3) is arranged at the bottom of the second chassis (4), the working principle of the lamp with adjustable installation position provided by the present invention is as follows: The user turns on the electromagnet (31), and the electromagnet (31) generates magnetic attraction force, so as to fix the lamp with adjustable installation position at a position with ferromagnetic material. If the lamp needs to be removed, the user turns off the electromagnet (31), and the magnetic attraction force generated by the electromagnet (31) disappears, so as to remove the lamp with adjustable installation position from the position with ferromagnetic material.

[0057] Optionally, when the lamp body (1) needs to be picked up and used, the user pulls the connecting rod (2512). The connecting rod (2512) drives the limiting plate (2511) to move, so that the steel wire rope (2412) drives one end of the fixing key (2411) to move out of the inside of the second key groove (28); Subsequently, the user pulls the fixing rod (25). The fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) extends out; Then the connecting rod (2512) is released, and the return spring (2513) pushes the limiting plate (2511) to move, and the supporting spring (2413) pushes one end of the fixing key (2411) to insert into the inside of the first key groove (27), realizing the limit of the position of the fixing rod (25).

[0058] When the lamp body (1) does not need to be picked up and used, the user pulls the connecting rod (2512), and the connecting rod (2512) drives the limiting plate (2511) to move, so that the steel wire rope (2412) drives one end of the fixing key (2411) to move out of the first key groove (27); then the user pushes the fixing rod (25), and the fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) moves into the storage groove (21); then the connecting rod (2512) is released, and the return spring (2513) pushes the limiting plate (2511) to move, and the supporting spring (2413) pushes one end of the fixing key (2411) to insert into the second key groove (28) to limit the position of the fixing rod (25).

[0059] An embodiment of the present invention provides a lamp with an adjustable installation position, including: a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4); wherein, the lamp body (1) is arranged at the top of the support column (2), and the bottom of the support column (2) is provided with the first chassis (3) or the second chassis (4); when the bottom of the support column (2) is provided with the first chassis (3), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41); when the bottom of the support column (2) is provided with the second chassis (4), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic substances through the electromagnet (31). By redesigning the structure of the lamp, the lamp includes a lamp body (1), a support column (2), a first chassis (3) and a second chassis (4); when the bottom of the support column (2) is provided with the first chassis (3), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with an adjustable installation position is fixed at a flat position through the suction cup (41); when the bottom of the support column (2) is provided with the second chassis (4), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with an adjustable installation position is fixed at a position with ferromagnetic substances through the electromagnet (31). In this way, the lamp can be fixed at any flat position or a position with ferromagnetic substances according to needs, realizing multi-region or even full-region lighting; at the same time, the structure of the lamp is simple and easy to implement, and has good popularization.

[0060] The above specific embodiments do not constitute a limitation to the protection scope of the present invention. Those skilled in the art should understand that various modifications, combinations, sub - combinations and substitutions can be made according to design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A lamp with an adjustable installation position, characterized in that, Including: A lamp body (1), a support column (2), a first chassis (3) and a second chassis (4), and the support column (2), the first chassis (3) and the second chassis (4) are fixed by an installation mechanism (5); wherein, The lamp body (1) is arranged at the top of the support column (2), and the first chassis (3) or the second chassis (4) is arranged at the bottom of the support column (2); a storage groove (21) and a limiting groove (22) are formed inside the support column (2), and the limiting grooves (22) are respectively located on the upper and lower sides of the storage groove (21); wherein, a limiting block (23) is slidably connected inside the limiting groove (22), a slider (24) is arranged between the two limiting blocks (23), the slider (24) is connected to a fixing rod (25), one end of the fixing rod (25) is provided with a grip column (26), and the fixing rod (25) and the grip column (26) can extend to the outside of the support column (2); When the first chassis (3) is arranged at the bottom of the support column (2), the second chassis (4) is arranged at the bottom of the first chassis (3); a suction cup (41) is arranged at the bottom of the second chassis (4), and the lamp with adjustable installation position is fixed at a flat position through the suction cup (41); When the second chassis (4) is arranged at the bottom of the support column (2), the first chassis (3) is arranged at the bottom of the second chassis (4); an electromagnet (31) is arranged at the bottom of the first chassis (3), and the lamp with adjustable installation position is fixed at a position with ferromagnetic substances through the electromagnet (31); A placement groove (32) is arranged at the top of the first chassis (3); when the first chassis (3) is arranged at the bottom of the second chassis (4), the placement groove (32) is used to accommodate the suction cup (41).

2. The lamp according to claim 1, characterized in that The installation mechanism (5) includes: an installation block (51), a card slot (52) and a card block (53); wherein, The installation blocks (51) are respectively arranged on both sides of the support column (2), the first chassis (3) and the second chassis (4); the card slots (52) are respectively arranged at the bottom of the support column (2), the first chassis (3) and the second chassis (4) and close to the installation block (51); the card blocks (53) are respectively arranged on the tops of the first chassis (3) and the second chassis (4); The interior of the mounting block (51) is provided with a fixing groove (511) and a sliding groove (512). A clamping column (513) is slidably connected inside the fixing groove (511). One end of the clamping column (513) can extend into the interior of the clamping block (53). At the top of the inner cavity of the sliding groove (512), a connecting spring (514), a connecting block (515) and a connecting rope (516) are sequentially connected. The other end of the connecting rope (516) is connected to the other end of the clamping column (513). A fixing spring (517) is slidably connected inside the fixing groove (511) and at the other end of the connecting rope (516). One end of the connecting block (515) extends to the outside of the mounting block (51).

3. The luminaire according to claim 1, characterized in that, The interior of the second chassis (4) is provided with a piston groove (42), a moving groove (43) and a connecting groove (44); among them, A piston block (45) is slidably connected inside the piston groove (42). The piston block (45) is connected to a fixed column (46). The other end of the fixed column (46) extends to the outside of the second chassis (4); One side of the second chassis (4) close to the piston groove (42) is provided with a head (47). One end of the head (47) extends into the interior of the piston groove (42) and is provided with a one-way valve. The piston groove (42) and the connecting groove (44) are communicated through a connecting pipe (48), and a one-way valve is provided at the end of the connecting pipe (48) extending into the piston groove (42); the connecting groove (44) is communicated with the interior of the suction cup (41); One side of the second chassis (4) close to the connecting groove (44) is provided with an air hole (49). A fixed cylinder (6) is installed on one side of the second chassis (4) close to the air hole (49); A lead screw (61) is rotatably connected inside the fixed cylinder (6). A plug (62) is threadedly connected to the outside of the lead screw (61). One end of the plug (62) extends into the interior of the air hole (49). One end of the lead screw (61) extends to the outside of the fixed cylinder (6). A through hole (63) is provided at the top of the fixed cylinder (6).

4. The luminaire according to claim 1, characterized in that, Two connecting cavities (241) are provided inside the slider (24). A fixed key (2411) is slidably connected inside the connecting cavity (241). A first key groove (27) is provided inside the support column (2) on one side close to the limit groove (22). One end of the fixed key (2411) passes through the limit block (23) and extends into the interior of the first key groove (27). A steel wire rope (2412) is provided at the other end of the fixed key (2411). A support spring (2413) is slidably connected inside the connecting cavity (241) and outside the steel wire rope (2412); A fixing cavity (251) is formed inside the fixing rod (25). A limiting plate (2511) is slidably connected inside the fixing cavity (251). One end of the support spring (2413) is connected to one side of the limiting plate (2511). A connecting rod (2512) is arranged on the other side of the limiting plate (2511). A return spring (2513) is slidably connected inside the fixing cavity (251) and outside the connecting rod (2512). One end of the connecting rod (2512) extends into the grip column (26). A second keyway (28) is formed inside the support column (2) and on one side close to the first keyway (27).

5. The lamp according to claim 1, wherein When the electromagnet (31) is turned on, the electromagnet (31) generates a magnetic attraction force, thereby fixing the lamp with an adjustable installation position at a position with ferromagnetic substances; When the electromagnet (31) is turned off, the magnetic attraction force generated by the electromagnet (31) disappears, thereby removing the lamp with an adjustable installation position from a position with ferromagnetic substances.

6. The lamp according to claim 3, wherein When the fixing column (46) is pulled, the fixing column (46) drives the piston block (45) to move. The air in the connecting groove (44) is pumped into the piston groove (42) through the connecting pipe (48) and discharged through the discharge head (47), so that a negative pressure is generated inside the suction cup (41), thereby fixing the lamp with an adjustable installation position at a flat position; When the lead screw (61) is rotated, one end of the lead screw (61) drives the plug (62) to move out of the air hole (49). External air enters the connecting groove (44) through the through hole (63) and the air hole (49), so that the negative pressure inside the suction cup (41) disappears, thereby removing the lamp with an adjustable installation position from a flat position.

7. The lamp according to claim 4, wherein When the lamp body (1) needs to be picked up and used, the connecting rod (2512) is pulled. The connecting rod (2512) drives the limiting plate (2511) to move, so that one end of the steel wire rope (2412) drives the fixing key (2411) to move out of the second keyway (28); the fixing rod (25) is pulled. The fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) extends out; the connecting rod (2512) is released. The return spring (2513) pushes the limiting plate (2511) to move. The support spring (2413) pushes one end of the fixing key (2411) to insert into the first keyway (27) to limit the position of the fixing rod (25). When the lamp body (1) does not need to be picked up and used, pull the connecting rod (2512), and the connecting rod (2512) drives the limiting plate (2511) to move, so that the steel wire rope (2412) drives one end of the fixing key (2411) to move out of the first key groove (27); push the fixing rod (25), and the fixing rod (25) drives the slider (24) to move, so that the fixing rod (25) moves into the receiving groove (21); release the connecting rod (2512), the return spring (2513) pushes the limiting plate (2511) to move, and the support spring (2413) pushes one end of the fixing key (2411) to insert into the second key groove (28) to limit the position of the fixing rod (25).

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