Explosion-proof maintenance-free lamp

Abstract

The utility model discloses an explosion-proof maintenance-free lamp which comprises a lamp body and an installation frame, the installation frame is provided with a supporting piece with a damping effect, the supporting piece is provided with a plurality of fixing grooves at equal intervals from left to right, the supporting piece is provided with a sliding block capable of moving left and right, the lamp body is fixedly connected with the sliding block, and the lamp body is fixedly connected with the sliding block. The sliding block is provided with at least one fixing block capable of ascending and descending, the sliding block is provided with a first spring, and upward acting force is applied to the fixing block, so that the fixing block is embedded into the fixing groove. The fixing block descends to be separated from the fixing groove, fixing of the sliding block and the supporting piece is relieved, at the moment, the sliding block can be moved, the downward illuminating light source position of the lamp body is adjusted, the supporting piece is rotated to rotate with the mounting frame as the axis, and the light source position adjusting range is further expanded; and the position of the light source can be adjusted without disassembling the lamp body, so that the product has the advantages of adjustability and good adaptability.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of explosion -proof lamps, especially to an explosion -proof maintenance -free lamp. BACKGROUND

[0002] Explosion -proof lamp is an essential lamp in the current safety production, and explosion -proof work is very important in some places containing flammable and explosive gas or flammable and explosive dust. Ordinary lamps inevitably produce electric sparks or form high-temperature surfaces when working, and these are safety hazards that cannot be ignored. Explosion -proof lamps mainly reduce safety hazards by suppressing the generation of electric sparks or increasing heat dissipation efficiency, and traditional explosion -proof lamps have been continuously improved and have now evolved into common maintenance -free LED explosion -proof lamps. Such maintenance -free LED explosion -proof lamps have the characteristics of long service life, low maintenance cost, more energy saving, more safety, etc.

[0003] The explosion -proof lamp in the related art mainly comprises a lamp body and a mounting bracket fixed to the upper end of the lamp body, and a plurality of assembly holes are formed in the mounting bracket. When the worker needs to install the explosion -proof lamp, the assembly holes on the mounting bracket are aligned with the external mounting holes, and then the mounting bracket is fixed using rivets, so that the assembly of the explosion -proof lamp can be realized.

[0004] In view of the above -mentioned related art, since the orientation of the explosion -proof lamp light source is relatively fixed, if the user wants to change the orientation of the light source, the user needs to disassemble the explosion -proof lamp and then find a suitable installation position or install a new explosion -proof lamp. Therefore, the inventor believes that the explosion -proof lamp has poor use adaptability and needs to be improved. Therefore, the applicant has made beneficial designs and found a method to solve the above -mentioned problems. The technical solutions to be introduced below are generated in this background. SUMMARY

[0005] The utility model discloses a kind of adjustable, good product of adaptability is provided to overcome the technical problems of the technical problems presented in the above background art.

[0006] An explosion -proof maintenance -free lamp, comprising a lamp body, a mounting bracket, the mounting bracket is provided with a support with damping effect, the support is provided with a plurality of equidistant fixing grooves from left to right, the support is provided with a left and right movable sliding block, the lamp body is connected and fixed with the sliding block, the sliding block is provided with at least one liftable fixing block, the sliding block is provided with a first spring, and an upward force is applied to the fixing block, so that the fixing block is embedded in the fixing groove, to fix the sliding block in the position after activity.

[0007] Preferably, the two sides of the support are provided with a first sliding groove accommodating the sliding block, the two ends of the support are provided with a plug, and the back of the support is provided with a guide column, and the guide column is provided with a stop ring.

[0008] Preferably, the mounting frame is provided with a cavity accommodating the retaining ring, the cavity is provided with a through hole through which the guide column passes, the cavity is provided with a second blind hole, the second blind hole is provided with a second spring and abuts against the retaining ring, and the mounting frame is provided with a mounting flange.

[0009] Preferably, the two sides of the sliding block are provided with rolling balls and abut against the side walls of the first sliding groove, the side walls of the sliding block are provided with mounting grooves, and the mounting grooves are provided with through holes.

[0010] Preferably, the sliding block is provided with a second sliding groove in which the fixing block moves, the second sliding groove is provided with a limiting groove, the entrance of the limiting groove is provided with a baffle, and the side walls of the limiting groove are provided with limiting holes.

[0011] Preferably, the two sides of the fixing block are provided with limiting blocks which are slidingly arranged in the limiting groove, the limiting blocks are provided with operation portions and pass through the limiting holes, and the fixing block is provided with a first blind hole accommodating the first spring, and the first spring abuts against the baffle.

[0012] Preferably, the lamp body comprises a power supply cavity and a power supply cavity cover fixed on the power supply cavity, the power supply cavity is provided with a driver, the driver is provided with a plurality of LED lamps, the power supply cavity is provided with a transparent cover and is arranged below the LED lamps.

[0013] Preferably, the power supply cavity cover is provided with a wire outlet sleeve, the wire outlet sleeve is provided with a wire holder, the wire holder is provided with a compression nut, the head of the compression nut is arranged in a mounting groove and passes through a through hole, the lower portion of the wire holder is provided with a conductive ring, the power supply cavity cover is provided with a wire column and is electrically connected with the conductive ring, and the wire column is electrically connected with the power supply end of the driver. Advantages

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses, through the fixed block drops, make it separate fixed groove, release the fixing of sliding block and support, at this time can move sliding block, adjust the light source position of lamp body downward irradiation, and, rotate support and make it with mounting frame as the axle center and rotate, further expand the range of adjusting light source position, and can complete the adjustment of light source position without disassembling lamp body, overcome the problem in the background art, make the product have adjustable, the good advantage of adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is partial side surface section structure schematic diagram of the utility model of one kind for preventing explosion maintenance lamp;

[0017] Figure 2 It is structure schematic diagram of the utility model of one kind for preventing explosion maintenance lamp;

[0018] Figure 3 The utility model discloses a kind of explosion-proof maintenance-free lamps of explosion Figure 1

[0019] Figure 4 The utility model discloses a kind of explosion-proof maintenance-free lamps of explosion Figure 2

[0020] The correspondence between the reference signs in the drawings and the component names is as follows:

[0021] Reference signs: 1, lamp body; 2, mounting frame; 3, support; 4, sliding block; 5, fixed block; 6, plug block; 7, baffle;

[0022] 11, power supply cavity; 12, power supply cavity cover; 13, driver; 14, transparent cover; 15, wire outlet sleeve; 16, conductive ring; 17, terminal post;

[0023] 131, LED lamp;

[0024] 151, terminal block; 152, compression nut;

[0025] 21, cavity; 22, through hole; 23, second blind hole; 24, second spring; 25, mounting flange;

[0026] 31, fixing groove; 32, first sliding groove; 33, guide column; 34, stop ring;

[0027] 41, ball; 42, mounting groove; 43, perforation; 44, second sliding groove; 45, limiting groove; 46, limiting hole;

[0028] 51, first spring; 52, limiting block; 53, operating part; 54, first blind hole. DETAILED DESCRIPTION

[0029] The technical solutions of the utility model will be described clearly and completely in combination with embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0030] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "upper", "lower", "left", "right" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation on the utility model.

[0031] ​​In the embodiments of the utility model, "and / or" is only a description of the association relationship of the associated objects, and indicates that three relationships can exist, for example, A and / or B can indicate that A exists alone, A and B exist simultaneously, and B exists alone.

[0032] Reference example Figures 1 to 4 A kind of explosion-proof maintenance-free lamp, including lamp body 1, mounting frame 2, the mounting frame 2 is equipped with the support piece 3 with damping effect, the support piece 3 is equipped with several equidistant fixed slots 31 from left to right, the support piece 3 is equipped with the slider 4 that can move left and right, the lamp body 1 is connected and fixed with slider 4, the slider 4 is equipped with at least one liftable fixed block 5, the slider 4 is equipped with first spring 51, and upward force is applied to fixed block 5, so that the fixed block 5 is embedded in fixed slot 31, for making slider 4 fixed in the position after activity;

[0033] It is worth mentioning that the both sides of the support piece 3 are provided with the first sliding groove 32 accommodating the slider 4, the both ends of the support piece 3 are provided with the plug block 6, the back of the support piece 3 is provided with the guide column 33, the guide column 33 is provided with the blocking ring 34, the first sliding groove 32 provides a guide function for the movement of the slider 4, and the plug block 6 limits the movement range of the slider 4;

[0034] It is worth mentioning that the mounting frame 2 is provided with a cavity 21 accommodating the blocking ring 34, the cavity 21 is provided with a through hole 22 through which the guide column 33 passes, the cavity 21 is provided with a second blind hole 23, the second blind hole 23 is provided with a second spring 24 and abuts against the blocking ring 34, the mounting frame 2 is provided with a mounting flange 25, the cavity 21 cooperates with the blocking ring 34 to prevent the support piece 3 from being disconnected from the mounting frame 2, the through hole 22 allows the guide column 33 to rotate around the through hole 22 as an axis, the second blind hole 23 increases the height of the second spring 24, improves the upper limit of the energy storage of the second spring 24, and the second spring 24 applies downward pressure to the blocking ring 34, so that the blocking ring 34 is tightly pressed in the cavity 21, and the friction force when the blocking ring 34 rotates is increased;

[0035] It is worth mentioning that the both sides of the slider 4 are provided with the ball 41 and abut against the side wall of the first sliding groove 32, the side wall of the slider 4 is provided with the mounting groove 42, the mounting groove 42 is provided with the through hole 43, the ball 41 reduces the resistance when the slider 4 moves, plays the role of saving labor, the compression nut 152 is pre-entered into the mounting groove 42, and then the slider 4 is pushed into the first sliding groove 32, and at the same time, the mounting groove 42 facilitates the rotation of the installation tool to compress the compression nut 152;

[0036] It is worth mentioning that the sliding block 4 is provided with a second sliding groove 44 for the movement of the fixed block 5, the second sliding groove 44 is provided with a limiting groove 45, the entrance of the limiting groove 45 is provided with a baffle 7, the side wall of the limiting groove 45 is provided with a limiting hole 46, the limiting groove 45 limits the rising distance of the fixed block 5, the baffle 7 provides support for the first spring 51, and the limiting hole 46 limits the distance of the operating part 53 pulling the fixed block 5 downward;

[0037] It is worth mentioning that the two sides of the fixed block 5 are provided with limiting blocks 52 and are slidingly arranged in the limiting groove 45, the limiting block 52 is provided with an operating part 53 and passes through the limiting hole 46, the fixed block 5 is provided with a first blind hole 54 for accommodating the first spring 51, the first spring 51 abuts against the baffle 7, the first blind hole 54 increases the height of the first spring 51, and the upper limit of the energy storage of the first spring 51 is increased;

[0038] It is worth mentioning that the lamp body 1 comprises a power cavity 11 and a power cavity cover 12 fixed on the power cavity 11, the power cavity 11 is provided with a driver 13, the driver 13 is provided with a plurality of LED lamps 131, the power cavity 11 is provided with a transparent cover 14 and is arranged below the LED lamp 131, the driver 13 belongs to a product that can be purchased on the market and belongs to the prior art, and thus will not be described in detail here, and generally, sealing measures are arranged between the transparent cover 14 and the power cavity 11, and thus will not be described in detail here;

[0039] It is worth mentioning that the power cavity cover 12 is provided with a wire outlet sleeve 15, the wire outlet sleeve 15 is provided with a wire holder 151, the wire holder 151 is provided with a compression nut 152, the head of the compression nut 152 is arranged in the mounting groove 42 and passes through the perforation 43, the lower portion of the wire holder 151 is provided with a conductive ring 16, the power cavity cover 12 is provided with a wire column 17 and is electrically connected with the conductive ring 16, the wire column 17 is electrically connected with the power supply end of the driver 13, the conductive ring 16 and the wire column 17 play a role in transmitting electric energy, and the wire outlet sleeve 15 prevents external air from contacting the wire holder 151.

[0040] The use principle of the utility model will be described as follows:

[0041] The operating part 53 is pressed downward, the fixed block 5 is separated from the fixed groove 31, the first spring 51 is extruded and stores energy, the fixing of the sliding block 4 and the support 3 is released, at this time, the sliding block 4 can be moved, the user can adjust the light source position of the lamp body 1 downward irradiation, when the light source irradiation position is moved to a suitable position, the force applied to the operating part 53 is released, the first spring 51 releases the elastic force and makes the fixed block 5 rise, the fixed block 5 is embedded in the fixed groove 31, and the sliding block 4 is fixed at the position after movement, if at this time, the fixed block 5 is not embedded in the fixed groove 31, the sliding block 4 is pushed forward or backward, so that the fixed block 5 smoothly enters the fixed groove 31.

[0042] At the same time, the support 3 can also be rotated to rotate around the mounting frame 2 as the axis, further expanding the range of adjusting the light source position, and the adjustment of the light source position can be completed without disassembling the lamp body 1.

[0043] The above design scheme can make the product have the advantages of adjustability and good adaptability.

[0044] The above is a further detailed description of the present application in combination with specific embodiments, and cannot be considered as limiting the specific embodiments of the present application to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, without departing from the concept of the present application, a number of simple deductions or substitutions can be made, which should be considered as belonging to the protection scope determined by the claims submitted by the present application.

Claims

1. An explosion-proof, maintenance-free lamp, comprising a lamp body (1) and a mounting bracket (2), characterized in that: The mounting bracket (2) is provided with a support member (3) with a damping effect. The support member (3) has several equally spaced fixing slots (31) from left to right. The support member (3) is provided with a slider (4) that can move left and right. The lamp body (1) is connected and fixed to the slider (4). The slider (4) is provided with at least one lifting fixing block (5). The slider (4) is provided with a first spring (51) and applies an upward force to the fixing block (5) so that the fixing block (5) is embedded in the fixing slot (31) to fix the slider (4) in the moved position.

2. The explosion-proof, maintenance-free lamp according to claim 1, characterized in that: The support member (3) has a first groove (32) on both sides to accommodate the slider (4), a block (6) at both ends of the support member (3), a guide post (33) on the back of the support member (3), and a retaining ring (34) on the guide post (33).

3. The explosion-proof, maintenance-free lamp according to claim 2, characterized in that: The mounting bracket (2) is provided with a chamber (21) for accommodating a retaining ring (34), the chamber (21) is provided with a through hole (22) for the guide post (33) to pass through, the chamber (21) is provided with a second blind hole (23), the second blind hole (23) is provided with a second spring (24) and abuts against the retaining ring (34), and the mounting bracket (2) is provided with a mounting flange (25).

4. The explosion-proof, maintenance-free lamp according to claim 2, characterized in that: The slider (4) has balls (41) on both sides and abuts against the side wall of the first groove (32). The side wall of the slider (4) has a mounting groove (42) and a through hole (43).

5. The explosion-proof, maintenance-free lamp according to claim 4, characterized in that: The slider (4) is provided with a second slide groove (44) for the fixed block (5) to move. The second slide groove (44) is provided with a limiting groove (45). A baffle (7) is provided at the entrance of the limiting groove (45). A limiting hole (46) is provided on the side wall of the limiting groove (45).

6. The explosion-proof, maintenance-free lamp according to claim 5, characterized in that: The fixing block (5) has a limiting block (52) on both sides and is slidably disposed in the limiting groove (45). The limiting block (52) has an operating part (53) and passes through the limiting hole (46). The fixing block (5) has a first blind hole (54) for accommodating the first spring (51). The first spring (51) abuts against the baffle (7).

7. The explosion-proof, maintenance-free lamp according to claim 4, characterized in that: The lamp body (1) includes a power supply cavity (11) and a power supply cavity cover (12) fixed on the power supply cavity (11). The power supply cavity (11) is provided with a driver (13), the driver (13) is provided with a plurality of LED lights (131), and the power supply cavity (11) is provided with a transparent cover (14) and is located below the LED lights (131).

8. The explosion-proof maintenance-free lamp according to claim 7, characterized in that: The power supply chamber cover (12) is provided with a cable outlet sleeve (15), and a terminal block (151) is provided inside the cable outlet sleeve (15). The terminal block (151) is provided with a clamping nut (152). The head of the clamping nut (152) is located in the mounting groove (42) and passes through the through hole (43). A conductive ring (16) is provided below the terminal block (151). The power supply chamber cover (12) is provided with a terminal post (17) and is electrically connected to the conductive ring (16). The terminal post (17) is electrically connected to the power supply terminal of the driver (13).

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