A kind of anti-glare mining lamp that can be quickly disassembled and assembled

Abstract

The utility model relates to the technical field of lamps, and discloses an anti-glare mining lamp that can be quickly disassembled and assembled, comprising a lamp body, an annular lampshade arranged on the lamp body, and an anti-glare light-transmitting plate that seals the annular lampshade; a first convex strip is arranged on the upper surface of the anti-glare light-transmitting plate, and a second convex strip and a third convex strip are sequentially arranged on the annular lampshade along the circumferential direction; a mounting groove for the second convex strip and the third convex strip to rotate through is circumferentially penetrated through the first convex strip; a clamping block is arranged on the third convex strip, and a clamping groove is arranged on the first convex strip corresponding to the clamping block; the utility model has a simple structure, the anti-glare light-transmitting plate does not need to be fixed to the lamp body by screws, and the installation or disassembly can be completed by aligning and rotating the anti-glare light-transmitting plate on the annular lampshade, the assembly is convenient, and the process and time of maintenance and cleaning can be shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to an anti-glare mining lamp which can be quickly disassembled and assembled. Background Art

[0002] Industrial and mining lamps are energy-efficient indoor LED lamps that can be widely used in industrial plants, production workshops, supermarkets, sports and entertainment venues, warehouses, etc. Industrial and mining lamp lighting is closely related to industrial production, so the power of industrial and mining lamps is generally relatively large, and they are required to be high in brightness and not produce glare, so as to prevent workers from experiencing discomfort symptoms such as dizziness or even dizziness due to glare after long-term work in the workshop; the lamp body of the anti-glare industrial and mining lamp is usually fixed together with the anti-glare light-transmitting plate under the lamp board. The anti-glare light-transmitting plate reduces glare while ensuring the transmittance, making the light more uniform and the lighting effect better; during the early transportation and packaging of the product, the anti-glare light-transmitting plate fixed on the lamp is easily squeezed and damaged, and the transportation volume needs to be increased, which is more expensive; in the later use, the dusty anti-glare light-transmitting plate needs to be cleaned or replaced by removing the lamp body and then screwing the screws to disassemble the anti-glare light-transmitting plate; since the industrial and mining lamp is installed at a high place, this fixed structure also brings inconvenience to disassembly and maintenance; for this reason, a new type of industrial and mining lamp is urgently needed to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide an anti-glare mining lamp that can be quickly disassembled and assembled in view of the deficiencies of the prior art. The anti-glare mining lamp that can be quickly disassembled and assembled can well solve the above-mentioned problems.

[0004] In order to achieve the above requirements, the technical solution adopted by the utility model to solve its technical problems is:

[0005] The utility model provides an anti-glare mining lamp that can be quickly disassembled and assembled. The mining lamp comprises a lamp body, an annular lampshade arranged on the lamp body, and an anti-glare light-transmitting plate that seals the annular lampshade; a first convex strip is arranged on the upper surface of the anti-glare light-transmitting plate, and a second convex strip and a third convex strip are sequentially arranged on the annular lampshade along the circumferential direction; a mounting groove is circumferentially penetrated on the first convex strip for the second convex strip and the third convex strip to rotate through; a clamping block is arranged on the third convex strip, and a clamping groove is arranged on the first convex strip corresponding to the clamping block.

[0006] The utility model discloses a quickly disassembled anti-glare mining lamp, wherein the card block is located on the upper end surface of the third convex strip, and an end of the card block away from the second convex strip is provided with a guiding inclined surface for guiding the card block into the card slot.

[0007] The utility model discloses a quickly disassembled anti-glare mining lamp, wherein the mining lamp further comprises a fourth convex strip; the second convex strip, the third convex strip and the fourth convex strip are sequentially arranged side by side in the circumferential direction; a first limiting portion is provided at one end of the fourth convex strip facing the third convex strip, and the first limiting portion is tightly pressed against the outer surface of the first convex strip.

[0008] The utility model discloses a quickly disassembled anti-glare mining lamp, wherein the slot is located in the middle of the first convex strip, the inner wall of the slot is a curved surface; arc portions are provided at both ends of the first convex strip.

[0009] The utility model discloses a quickly disassembled anti-glare mining lamp, wherein gaps are provided between the third convex strip and the second convex strip and the fourth convex strip; an opening is provided at one end of the anti-glare light-transmitting plate away from the card slot, and the opening is connected to the installation slot.

[0010] The utility model discloses an anti-glare mining lamp that can be quickly disassembled and assembled, wherein the first convex strip, the second convex strip, the third convex strip and the fourth convex strip form a unit, and the unit has multiple convex strips that are arranged equidistantly in the circumferential direction in sequence; a second limiting portion is also provided at one end of the fourth convex strip that is away from the first limiting portion.

[0011] The utility model discloses a rapidly disassembled anti-glare mining lamp, wherein the lamp body comprises a transparent surface cover at its bottom end; the lower end of the transparent surface cover is detachably connected to the annular lampshade.

[0012] The utility model discloses an anti-glare mining lamp that can be quickly disassembled and assembled, wherein an annular mounting plate is arranged around the upper end of the annular lampshade, and an extension portion is arranged on the mounting plate toward the transparent surface cover; a positioning groove and a notch for the extension portion to extend into the positioning groove are arranged on the transparent surface cover; a strip-shaped positioning portion is arranged in the positioning groove along the length direction; a through groove is provided on the extension portion for the positioning portion to rotate through; the extension portion can slide along the positioning portion from one end of the positioning groove to the other end.

[0013] The utility model discloses an anti-glare mining lamp that can be quickly disassembled and assembled, wherein the transparent cover is provided with a mounting hole, and a bolt is passed through the mounting hole; the mounting plate is circumferentially provided with a first screw hole and a second screw hole in sequence; the mining lamp also includes a strip through hole arranged along the sliding track of the extension portion; the two ends of the strip through hole are respectively connected to the first screw hole and the second screw hole; the bolt can slide from the first screw hole to the second screw hole along the strip through hole.

[0014] The beneficial effects of the utility model are as follows: the annular lampshade in the utility model and the anti-glare light-transmitting plate mounted on the annular lampshade both have an anti-glare effect; when installing the anti-glare light-transmitting plate, the mounting groove on the first convex strip is aligned with the second convex strip, and the anti-glare light-transmitting plate is rotated so that the first convex strip and the second convex strip rotate relative to each other, and the second convex strip and the third convex strip are rotated in sequence through the mounting groove so that the clamping block on the third convex strip is clamped into the clamping groove of the first convex strip; the second convex strip provides a guiding effect for the rotational clamping of the first convex strip and the third convex strip; in the utility model, the clamping block cooperates with the clamping groove by elastic force and can be repeatedly disassembled many times; the third convex strip is located in the mounting groove of the first convex strip, and the clamping block also extends into the clamping groove, so the assembly is stable and not easy to fall off; the utility model has a simple structure, and the anti-glare light-transmitting plate does not need to be fixed to the lamp body by screws. The installation or disassembly can be completed by aligning and rotating the anti-glare light-transmitting plate on the annular lampshade, which is simple and quick, not only convenient to assemble, but also shortening the process and time of maintenance and cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work:

[0016] Figure 1 The utility model is an exploded view of the anti-glare mining lamp which can be quickly disassembled and assembled.

[0017] Figure 2 yes Figure 1 Enlarged schematic diagram at point A in the middle.

[0018] Figure 3 yes Figure 1 Enlarged schematic diagram of point B in the middle.

[0019] Figure 4 The utility model is a cross-sectional schematic diagram of the cooperation between the card slot and the card block of the anti-glare mining lamp which can be quickly disassembled and assembled.

[0020] Figure 5 It is a front view of the utility model of the anti-glare mining lamp which can be quickly disassembled and assembled.

[0021] In the figure: 1, lamp body; 2, annular lampshade; 21, mounting plate; 21a, extension part; 21b, through groove; 21c, first screw hole; 21d, second screw hole; 21e, strip through hole; 3, anti-glare light-transmitting plate; 31, opening; 4, first convex strip; 41, mounting groove; 42, clamping groove; 43, arc-shaped part; 5, second convex strip; 6, third convex strip; 61, clamping block; 61a, guiding inclined surface; 7, fourth convex strip; 71, first limiting part; 72, second limiting part; 8, transparent cover; 81, positioning groove; 82, notch; 83, positioning part; 84, mounting hole; 9, bolt. DETAILED DESCRIPTION

[0022] The terms "first", "second", "third" and "fourth" etc. in the specification and claims of the present invention and the drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units that are not listed, or may optionally include other steps or units that are inherent to these processes, methods, products or devices.

[0023] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0024] "Multiple" means two or more. "And / or" describes the relationship between related objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the related objects are in an "or" relationship.

[0025] Moreover, the terms "up, down, left, right, upper end, lower end, longitudinal" and the like indicating directions are all based on the posture and position of the device or equipment described in this solution during normal use.

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the following will be described clearly and completely in combination with the technical solution in the embodiments of the utility model. Obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0027] The anti-glare mining lamp of the preferred embodiment of the utility model can be quickly disassembled and assembled, such as Figure 1-5 As shown, the mining lamp comprises a lamp body 1, an annular lampshade 2 arranged on the lamp body 1, and an anti-glare light-transmitting plate 3 sealing the annular lampshade 2; a first convex strip 4 is arranged on the upper surface of the anti-glare light-transmitting plate 3, and a second convex strip 5 and a third convex strip 6 are arranged in sequence along the circumferential direction on the annular lampshade 2; a mounting groove 41 for the second convex strip 5 and the third convex strip 6 to rotate through is arranged circumferentially on the first convex strip 4; a clamping block 61 is arranged on the third convex strip 6, and a clamping groove 42 is arranged on the first convex strip 4 corresponding to the clamping block 61; wherein the annular lampshade 2 is trumpet-shaped, with openings 31 at the upper and lower ends, and an anti-glare grille is also arranged on the inner wall of the annular lampshade 2; the anti-glare light-transmitting plate 3 is a circular plate-shaped member, and the circular plate The center of the shaped part protrudes outward, and the inner wall of the anti-glare light-transmitting plate 3 is provided with an anti-glare grille; the anti-glare light-transmitting plate 3 is buckled on the lower opening 31 of the annular lampshade 2, and the anti-glare light-transmitting plate 3 is rotated to drive the first convex strip 4 to rotate, so that the second convex strip 5 and the third convex strip 6 enter the installation groove 41 in sequence; the block 61 in the second convex strip 5 is inserted into the slot 42 of the first convex strip 4 by elastic force, and the second convex strip 5 and the third convex strip 6 are separately arranged, which is also convenient for the second convex strip 5 to bear the elastic force alone; when the industrial and mining lamp is fully assembled, the second convex strip 5 is located in the installation groove 41, the first convex strip 4 and the second convex strip 5 are pressed against each other up and down, and the block 61 is located in the slot 42.

[0028] The annular lampshade 2 and the anti-glare light-transmitting plate 3 mounted on the annular lampshade 2 in the utility model both have an anti-glare effect; when installing the anti-glare light-transmitting plate 3, align the mounting groove 41 on the first convex strip 4 with the second convex strip 5, rotate the anti-glare light-transmitting plate 3, so that the first convex strip 4 and the second convex strip 5 rotate relative to each other, and let the second convex strip 5 and the third convex strip 6 rotate through the mounting groove 41 in sequence, so that the clamping block 61 on the third convex strip 6 is clamped into the clamping groove 42 of the first convex strip 4; the second convex strip 5 is the rotation of the first convex strip 4 and the third convex strip 6 The card connection provides a guiding effect; the card block 61 in the utility model cooperates with the card slot 42 by elastic force, and can be repeatedly disassembled many times; the third convex strip 6 is located in the installation slot 41 of the first convex strip 4, and the card block 61 also extends into the card slot 42, and the assembly is stable and not easy to fall off; the utility model has a simple structure, and the anti-glare light-transmitting plate 3 does not need to be fixed to the lamp body 1 by screws. The installation or disassembly can be completed by aligning and rotating the anti-glare light-transmitting plate 3 on the annular lampshade 2. It is simple and quick, not only convenient to assemble, but also can shorten the process and time of maintenance and cleaning.

[0029] Preferably, the block 61 is located on the upper end surface of the third ridge 6, and the end of the block 61 facing away from the second ridge 5 is provided with a guiding inclined surface 61b for guiding the block 61 into the slot 42; the first ridge 4 rotates, and the second ridge 5 and the third ridge 6 enter the mounting slot 41 in sequence, and the first ridge 4 is squeezed by the block 61 and deformed upward along the guiding inclined surface 61b, so that the block 61 can enter the mounting slot 41 and press against the inner wall of the mounting slot 41.

[0030] Preferably, the mining lamp also includes a fourth ridge 7; the second ridge 5, the third ridge 6 and the fourth ridge 7 are arranged circumferentially side by side in sequence; a first limiting portion 71 is provided at one end of the fourth ridge 7 facing the third ridge 6, and the first limiting portion 71 is tightly pressed against the outer surface of the first ridge 4; when the first ridge 4 is rotated to press against the first limiting portion 71, the second ridge 5 is also inserted into the mounting groove 41 of the first ridge 4; the setting of the fourth ridge 7 can prevent the anti-glare light-transmitting plate 3 from being excessively rotated during installation, causing the second ridge 5 to slip out of the mounting groove 41.

[0031] Preferably, the card slot 42 is located in the middle of the first convex strip 4, and the inner wall of the card slot 42 is a curved surface; arc-shaped portions 43 are provided at both ends of the first convex strip 4; the arc-shaped portions 43 are provided at both ends of the first convex strip 4 to facilitate rotational assembly, so that the second convex strip 5 can smoothly enter the installation slot 41 of the first convex strip 4, avoiding bumps or friction caused by the right-angle portion; similarly, the end of the second convex strip 5 away from the third convex strip 6 is also provided with a curved portion to facilitate entry into the installation slot 41; the inner wall of the card slot 42 is set as a curved surface instead of a straight surface, in order to adapt to the curved protrusion of the end of the card block 61 away from the guide bevel 61b, and the curved surface design also facilitates multiple disassembly of the anti-glare light-transmitting plate 3 and the annular lamp cover 2 to reduce wear.

[0032] Preferably, gaps are provided between the third ridge 6 and the second ridge 5 and the fourth ridge 7; an opening 31 is provided at the end of the anti-glare light-transmitting plate 3 facing away from the card slot 42, and the opening 31 is connected to the mounting slot 41; the provision of the opening 31 facilitates direct injection molding of the corresponding first ridge 4 in the opening 31, and also the opening 31 can be used to check whether the first ridge 4 is intact; when the second ridge 5 is located in the mounting slot 41, the assembly status of the first ridge 4 can also be checked at the opening 31 through the gap on both sides of the mounting slot 41 and the second ridge 5.

[0033] Preferably, the first ridge 4, the second ridge 5, the third ridge 6 and the fourth ridge 7 form a unit, and there are multiple units that are arranged circumferentially and equidistantly in sequence; a second limiting portion 72 is also provided at the end of the fourth ridge 7 that is away from the first limiting portion 71; in the present embodiment, there are six such units, and a gap is left between every two adjacent units, that is, between the fourth ridge 7 in one unit and the second ridge 5 in another unit for the first ridge 4 to enter; after entering the gap, the first ridge 4 should rotate in the direction of the second ridge 5, and the second limiting portion 72 on the fourth ridge 7 is a fool-proof design, which can prevent the first ridge 4 from rotating incorrectly, and ensure that the first ridge 4 can only rotate toward the second ridge 5 after entering the gap.

[0034] Preferably, the lamp body 1 includes a transparent surface cover 8 at its bottom end; the lower end of the transparent surface cover 8 is detachably connected to the annular lampshade 2; the lamp body 1 can adopt existing technology, and the lamp body 1 includes a lamp board fixed on the upper end of the transparent surface cover 8, and a radiator fixed on the upper end of the lamp board, a driving power supply is also provided in the radiator, and a hook, a safety rope and a plug wire are provided on the upper end of the radiator; the lamp body 1 and the annular lampshade 2 are detachably connected, and the two can be placed separately during transportation and packaging, which not only reduces the transportation volume and reduces the cost, but also can avoid the annular lampshade 2 from being squeezed and damaged during transportation.

[0035] Preferably, an annular mounting plate 21 is provided around the upper end of the annular lampshade 2, and an extension portion 21a is provided on the mounting plate 21 toward the transparent cover 8; a positioning groove 81 and a notch 82 for the extension portion 21a to extend into the positioning groove 81 are provided on the transparent cover 8; a strip-shaped positioning portion 83 is provided in the positioning groove 81 along the length direction; a through groove 21b is provided on the extension portion 21a for the positioning portion 83 to rotate through; the extension portion 21a can slide from one end of the positioning groove 81 to the other end along the positioning portion 83; the positioning groove 81 and the extension portion 21a form a mounting unit, and the mounting unit has a plurality of them and is arranged in a circumferential direction in sequence. The mounting units are arranged at a distance from each other, and four mounting units are arranged in this embodiment; when installing the annular lampshade 2 on the transparent cover 8, firstly extend the extension portion 21a of the annular lampshade 2 through the notch 82 and extend into the positioning groove 81, and then rotate the annular lampshade 2 to make the positioning portion 83 enter the through groove 21b, and the extension portion 21a slides closely against the positioning portion 83 to the end of the positioning groove 81 away from the notch 82 until the extension portion 21a is pressed against the inner wall of the positioning groove 81; the extension portion 21a is in an inverted L shape, and the lateral portion of the extension portion 21a is pressed against the upper end surface of the positioning portion 83; positioning the annular lampshade 2 on the transparent cover 8 can facilitate the next step of fixing.

[0036] Preferably, the transparent cover 8 is provided with a mounting hole 84, and a bolt 9 is passed through the mounting hole 84; the mounting plate 21 is provided with a first screw hole 21c and a second screw hole 21d in sequence in the circumferential direction; the mining lamp further comprises a strip through hole 21e arranged along the sliding track of the extension portion 21a; the two ends of the strip through hole 21e are respectively connected to the first screw hole 21c and the second screw hole 21d; the bolt 9 can slide from the first screw hole 21c to the second screw hole 21d along the strip through hole 21e; ​​when installing the annular lampshade 2, the bolt 9 can be first screwed into the mounting hole of the transparent cover 8 84, at this time the bolt 9 is not completely locked; when the extension portion 21a is extended into the positioning groove 81 through the notch 82, the end of the bolt 9 provided with a nut also extends into the first screw hole 21c; when the annular lampshade 2 is rotated on the transparent cover 8, the bolt 9 located in the first screw hole 21c moves relatively along the strip through hole 21e to the second screw hole 21d, at this time the extension portion 21a has been positioned, and tightening the bolt 9 can lock the annular lampshade 2 and the transparent cover 8 to complete the fixation of the annular lampshade 2; a gasket for tightening the bolt 9 is also arranged in the second screw hole 21d.

[0037] The assembly process of the industrial and mining lamp is as follows: place the lamp body 1 with the lamp plate facing upward, screw the bolts 9 on the transparent cover 8 without locking it; place the closed end of the annular lampshade 2 downward on the transparent cover 8, so that the extension part 21a passes through the notch 82 and extends into the positioning groove 81, rotate the annular lampshade 2 so that the positioning part 83 enters the through groove 21b, tighten the bolts 9 in the second screw hole 21d, and lock the transparent cover 8 and the annular lampshade 2; after installing the annular lampshade 2, start to install the anti-glare light-transmitting plate 3, and place the concave surface of the anti-glare light-transmitting plate 3 downward on the annular lampshade 2. On the opening 31, the first ridge 4 extends into the gap between the fourth ridge 7 and the second ridge 5; the anti-glare light-transmitting plate 3 is rotated so that the second ridge 5 and the third ridge 6 pass through the mounting groove 41 of the first ridge 4 in sequence until the third ridge 6 is engaged in the mounting groove 41 of the first ridge 4 to complete the installation; in this embodiment, for the convenience of assembly, the annular lampshade 2 and the anti-glare light-transmitting plate 3 are rotated 8° clockwise. In some other embodiments, the rotation angle and rotation direction during assembly can also be changed by changing the number, size and shape of the mounting units.

[0038] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A quickly disassembled anti-glare mining lamp, characterized in that: The industrial and mining lamp includes a lamp body, an annular lampshade arranged on the lamp body, and an anti-glare light-transmitting plate sealing the annular lampshade; a first convex strip is arranged on the upper surface of the anti-glare light-transmitting plate, and a second convex strip and a third convex strip are sequentially arranged on the annular lampshade along the circumferential direction; a mounting groove is circumferentially penetrated on the first convex strip for the second convex strip and the third convex strip to rotate through; a clamping block is arranged on the third convex strip, and a clamping groove is arranged on the first convex strip corresponding to the clamping block.

2. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 1, characterized in that: The clamping block is located on the upper end surface of the third protruding strip, and one end of the clamping block away from the second protruding strip is provided with a guiding inclined surface for guiding the clamping block to enter the clamping groove.

3. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 2, characterized in that: The mining lamp further includes a fourth convex strip; the second convex strip, the third convex strip and the fourth convex strip are sequentially arranged side by side in the circumferential direction; a first limiting portion is provided at one end of the fourth convex strip facing the third convex strip, and the first limiting portion is tightly pressed against the outer surface of the first convex strip.

4. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 3, characterized in that: The clamping slot is located in the middle of the first convex strip, and the inner wall of the clamping slot is a curved surface; arc portions are arranged at both ends of the first convex strip.

5. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 3, characterized in that: Gaps are arranged between the third convex strip and the second convex strip and the fourth convex strip; an opening is arranged at one end of the anti-glare light-transmissive plate away from the card slot, and the opening is communicated with the installation slot.

6. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 5, characterized in that: The first convex strip, the second convex strip, the third convex strip and the fourth convex strip form a unit, and the unit has multiple convex strips and is arranged equidistantly in the circumferential direction in sequence; the second limiting portion is also provided at the end of the fourth convex strip away from the first limiting portion.

7. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 2, characterized in that: The lamp body comprises a transparent cover at its bottom end; the lower end of the transparent cover is detachably connected to the annular lampshade.

8. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 7, characterized in that: An annular mounting plate is arranged around the upper end of the annular lampshade, and an extension portion is arranged on the mounting plate toward the transparent surface cover; a positioning groove and a notch for the extension portion to extend into the positioning groove are arranged on the transparent surface cover; a strip-shaped positioning portion is arranged in the positioning groove along the length direction; a through groove is provided on the extension portion for the positioning portion to rotate through; the extension portion can slide along the positioning portion from one end of the positioning groove to the other end.

9. The anti-glare mining lamp capable of rapid disassembly and assembly according to claim 8, characterized in that: The transparent cover is provided with a mounting hole, in which a bolt is passed; the mounting plate is circumferentially provided with a first screw hole and a second screw hole in sequence; the mining lamp further comprises a strip-shaped through hole provided along the sliding track of the extension portion; the two ends of the strip-shaped through hole are respectively connected to the first screw hole and the second screw hole; the bolt can slide from the first screw hole to the second screw hole along the strip-shaped through hole.

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