A dimmable explosion-proof lamp
By designing dimmable explosion-proof lamps, the light height adjustment is achieved using rotary locking rings and sliding connection frames, the light angle adjustment is achieved through the swing plate and fixing rods, and the light angle is fixed through the locking component, the problem that existing explosion-proof lamps cannot adjust the light is solved, and the effect of flexible adaptation to different working environments is achieved.
Patent Information
- Application Number
- CN202420912000.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2034-04-29
AI Technical Summary
The existing explosion-proof lights lack the function of adjusting the light height and angle, and cannot meet the individual differences between different staff and changes in their working environment.
A dimmable explosion-proof lamp including an explosion-proof lamp body, a support column and a connecting frame is designed. By rotating the locking ring and sliding connection frame, the height adjustment of the explosion-proof lamp body is achieved; by rotating the swing plate and the fixing rod, the light angle is adjusted, and the light angle is fixed through the locking assembly.
It realizes flexible adjustment of the height and angle of explosion-proof lights, adapts to the needs of different staff members, and avoids the problem of dazzling light.
Smart Images
Figure CN222747182U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of explosion-proof lamps, in particular to a dimmable explosion-proof lamp. Background Art
[0002] Explosion-proof lamps are used in dangerous places where flammable gas and dust exist. They can prevent the arc, spark and high temperature generated inside the lamp from igniting the flammable gas and dust in the surrounding environment, thus meeting the explosion-proof requirements. They are also called explosion-proof lamps and explosion-proof lighting lamps. Different flammable gas mixture environments have different requirements for the explosion-proof level and form of explosion-proof lamps.
[0003] The use of explosion-proof lamps includes hand-held and fixed on the wall top wall. When the explosion-proof lamp is fixed on the wall top wall, the angle and height of the light of the explosion-proof lamp need to be adjusted due to individual differences between different workers and changes in working conditions. Moreover, when the workers hold the explosion-proof lamp, they are close to the explosion-proof lamp and are prone to glare, which also needs to be adjusted to block the light. However, the explosion-proof lamps in the prior art do not have the above-mentioned adjustment function. Utility Model Content
[0004] The purpose of the utility model is to provide a dimmable explosion-proof lamp to solve the problems raised in the above background technology.
[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a dimmable explosion-proof lamp, comprising an explosion-proof lamp body, a support column and a connecting frame, a connecting plate is provided on the top of the support column, the connecting frame is provided with a through hole and can slide on the support column, the support column is provided with an external thread, the support column is provided with locking rings on both the upper and lower sides of the connecting frame through threaded sleeves, a pair of fixing plates is provided on one side of the connecting frame, the pair of fixing plates are connected with a fixing rod, a swing plate is connected to the top of the explosion-proof lamp body, and the swing plate is rotatably connected to the fixing rod; and a locking assembly for circumferentially locking the swing rod is also included.
[0006] By adopting the above technical solution, the fixing plate is fixed to the top wall of the wall, thereby fixing the support column. When the height of the explosion-proof lamp body needs to be adjusted, the two locking rings are rotated, and the locking rings move up and down through the threads, thereby pushing the connecting frame to move up and down on the support, adjusting the height of the explosion-proof body, thereby realizing the adjustment of the light height, and the swing plate is turned to rotate around the fixed rod to realize the adjustment of the light angle. When the light is adjusted to a suitable angle, the swing plate is locked circumferentially through the locking assembly to complete the adjustment.
[0007] As a further optimization of the utility model, the locking assembly includes a locking plate arranged above the fixed rod and a locking rod arranged at the end of the swing rod away from the explosion-proof lamp, the locking plate is provided with a plurality of locking holes, the plurality of locking holes are arranged at intervals along the circumferential direction with the fixed rod as the center, the swing plate is provided with a sliding hole, the locking rod is slidably connected to the sliding hole, the locking rod is provided with a convex ring at one end close to the swing plate, the locking rod sleeve is provided with a spring, the two ends of the spring are respectively connected to the convex ring and the swing plate, and the convex ring is provided with a locking head that can be plugged and matched with the locking hole on the side close to the locking plate.
[0008] By adopting the above technical solution, when the light is adjusted to a suitable angle, the locking rod is aligned with the locking hole, and the spring pushes the convex ring, thereby driving the locking rod to move, so that the locking head is inserted into the locking hole, thereby circumferentially locking the locking plate.
[0009] As a further optimization of the utility model, a connecting hole for the fixing rod to pass through is provided in the middle of the swing plate, and the fixing rod is provided with limiting plates on both sides of the swing plate, and the cross-sectional area of the limiting plates is larger than the cross-sectional area of the connecting hole.
[0010] By adopting the above technical solution, the swing plate is axially locked on the fixed rod by providing a limit plate.
[0011] As a further optimization of the utility model, reinforcement plates are provided on both sides of the connecting frame, and the connecting frame, the fixing plate and the reinforcement plate are in a triangular structure.
[0012] By adopting the above technical solution, a reinforcement plate is arranged to strengthen the connection strength between the support column and the leveling frame.
[0013] As a further optimization of the present invention, a pull rod is vertically provided at one end of the locking rod away from the locking plate.
[0014] As a further optimization of the utility model, the side wall of the connecting frame is provided with a handle, and the side of the connecting frame close to the explosion-proof lamp body is provided with a slide groove; it also includes a light baffle, the light baffle is provided with a slider and is slidably connected to the slide groove up and down, upper limit blocks are provided on both sides above the light baffle, and the connecting frame is provided with a lower limit block, the upper limit block and the lower limit block are on the same vertical line, a slot is provided at the bottom of the fixed plate, and a block that is adapted to be engaged with the slot is provided at the top of the light baffle.
[0015] By adopting the above technical solution, when holding the explosion-proof lamp by the handle, the light blocking plate is pulled downward, and the light blocking plate slides downward along the slide groove, thereby sliding to one side of the explosion-proof lamp body to block the light, thereby avoiding the glare caused by the light being too close. At the same time, the upper limit block abuts against the lower limit block to limit the sliding distance of the light blocking plate to prevent it from falling out. When the light blocking plate is moved up and stored, the card block is connected to the card slot to fix the light blocking plate.
[0016] The beneficial effects of the utility model are as follows: the fixing plate is fixed to the top wall of the wall, thereby fixing the support column; when the height of the explosion-proof lamp body needs to be adjusted, the two locking rings are rotated, and the locking rings move up and down through the threads, thereby pushing the connecting frame to move up and down on the support, adjusting the height of the explosion-proof body, thereby realizing the adjustment of the light height, and the swing plate is turned around the fixed rod to rotate, thereby realizing the adjustment of the light angle; when the light is adjusted to a suitable angle, the swing plate is locked circumferentially through the locking assembly, thereby completing the adjustment. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a front structural schematic diagram of the utility model;
[0018] Figure 2 It is a side structural schematic diagram of the utility model.
[0019] The meaning of the numbers in the figure are as follows: 1. explosion-proof lamp body; 2. support column; 21. connecting plate; 22. locking ring; 3. connecting frame; 31. fixing plate; 311. fixing rod; 312. locking plate; 3121. locking hole; 32. through hole; 33. grip; 34. slide groove; 35. lower limit block; 4. swing plate; 51. locking rod; 52. convex ring; 53. locking head; 54. spring; 55. pull rod; 6. reinforcement plate; 7. limit plate; 8. light shielding plate; 81. upper limit block; 82. card block; 9. card slot. DETAILED DESCRIPTION
[0020] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.
[0021] Embodiment 1:
[0022] See attached Figure 1-2 The embodiment disclosed in the utility model further provides: a dimmable explosion-proof lamp, comprising an explosion-proof lamp body 1, a support column 2 and a connecting frame 3, a connecting plate 21 is provided on the top of the support column 2, the connecting frame 3 is provided with a through hole 32 and can slide on the support column 2, the support column 2 is provided with an external thread, and the support column 2 is provided with a locking ring 22 on both upper and lower sides of the connecting frame 3 through a threaded sleeve;
[0023] A pair of fixing plates 31 are provided on one side of the connecting frame 3, and the pair of fixing plates 31 are connected to a fixing rod 311. A swing plate 4 is connected to the top of the explosion-proof lamp body 1, and the swing plate 4 is rotatably connected to the fixing rod 311. Specifically, a connecting hole for the fixing rod 311 to pass through is provided in the middle of the swing plate 4, and the fixing rod 311 is provided with a limiting piece 7 on both sides of the swing plate 4. The cross-sectional area of the limiting piece 7 is larger than the cross-sectional area of the connecting hole. By providing the limiting piece 7, the swing plate is axially locked on the fixing rod 311;
[0024] The locking assembly is also included for circumferentially locking the swing rod. Specifically, the locking assembly includes a locking plate 312 arranged above the fixed rod 311 and a locking rod 51 arranged at the end of the swing rod away from the explosion-proof lamp. The locking plate 312 is provided with a plurality of locking holes 3121, and the plurality of locking holes 3121 are arranged at intervals along the circumference with the fixed rod 311 as the center. The swing plate 4 is provided with a sliding hole, and the locking rod 51 is slidably connected to the sliding hole. A convex ring 52 is provided at one end of the locking rod 51 close to the swing plate 4, and a spring 54 is sleeved on the locking rod 51. The two ends of the spring 54 are respectively connected to the convex ring 52 and the swing plate 4. A locking head 53 that can be plugged and matched with the locking hole 3121 is provided on the side of the convex ring 52 close to the locking plate 312. Furthermore, a pull rod 55 is vertically provided at one end of the locking rod 51 away from the locking plate 312.
[0025] Furthermore, reinforcing plates 6 are provided on both sides of the connecting frame 3. The connecting frame 3, the fixing plate 31 and the reinforcing plates 6 form a triangular structure. The reinforcing plates 6 are provided to strengthen the connection strength between the supporting column 2 and the leveling frame.
[0026] The principle of this embodiment is: fix the fixing plate 31 to the top wall of the wall, thereby fixing the support column 2. When the height of the explosion-proof lamp body 1 needs to be adjusted, rotate the two locking rings 22, and the locking rings 22 move up and down through the threads, thereby pushing the connecting frame 3 to move up and down on the support, adjusting the height of the explosion-proof body, thereby achieving the adjustment of the light height;
[0027] The swing plate 4 is moved to rotate around the fixed rod 311 to adjust the light angle. When the light is adjusted to a suitable angle, the locking rod 51 is aligned with the locking hole 3121, and the spring 54 pushes the convex ring 52, thereby driving the locking rod 51 to move, so that the locking head 53 is inserted into the locking hole 3121, thereby circumferentially locking the locking plate 312 to complete the adjustment. When unlocking is required, the locking rod 51 is pulled by the pull rod 55, thereby pulling the locking head 53 out of the locking hole 3121 to achieve unlocking.
[0028] Embodiment 2:
[0029] See attached Figure 1-2This embodiment is further configured on the basis of the first embodiment. A handle 33 is provided on the side wall of the connecting frame 3. A slide groove 34 is provided on the side of the connecting frame 3 close to the explosion-proof lamp body 1. The light baffle plate 8 is provided with a slider and is connected to the slide groove 34 for up and down sliding. Upper limit blocks 81 are provided on both sides above the light baffle plate 8. The connecting frame 3 is provided with a lower limit block 35. The upper limit block 81 and the lower limit block 35 are on the same vertical line. A card slot 9 is provided at the bottom of the fixing plate 31. A card block 82 adapted to the card slot 9 is provided at the top of the light baffle plate 8.
[0030] The principle of this embodiment is: when holding the explosion-proof lamp by the handle 33, the light blocking plate 8 is pulled downward, and the light blocking plate 8 slides downward along the slide groove 34, thereby sliding to one side of the explosion-proof lamp body 1 to block the light, thereby avoiding the glare caused by the light being too close. At the same time, the upper limit block 81 abuts against the lower limit block 35, and the sliding distance of the light blocking plate 8 is idle to prevent it from falling out. When the light blocking plate 8 is moved up and stored, the card block 82 is connected to the card groove 9, thereby fixing the light blocking plate 8.
[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications of the above assumptions should also be regarded as the protection scope of the present invention.
Claims
1. A dimmable explosion-proof lamp, comprising an explosion-proof lamp body (1), a support column (2) and a connecting frame (3), characterized in that: The top of the support column (2) is provided with a connecting plate (21); the connecting frame (3) is provided with a through hole (32) and is slidable on the support column (2); the support column (2) is provided with an external thread; the support column (2) is provided with locking rings (22) on both upper and lower sides of the connecting frame (3) through threaded sleeves; a pair of fixing plates (31) is provided on one side of the connecting frame (3); the pair of fixing plates (31) are connected to a fixing rod (311); a swing plate (4) is connected to the top of the explosion-proof lamp body (1); the swing plate (4) is rotatably connected to the fixing rod (311); and a locking assembly for circumferentially locking the swing rod is also included.
2. The dimmable explosion-proof lamp according to claim 1, characterized in that: The locking assembly comprises a locking plate (312) arranged above the fixing rod (311) and a locking rod (51) arranged at an end of the swing rod away from the explosion-proof lamp. The locking plate (312) is provided with a plurality of locking holes (3121), the plurality of locking holes (3121) are arranged at intervals along the circumferential direction with the fixed rod (311) as the center of the circle, the swing plate (4) is provided with a sliding hole, the locking rod (51) is slidably connected to the sliding hole, a convex ring (52) is provided at one end of the locking rod (51) close to the swing plate (4), a spring (54) is sleeved on the locking rod (51), two ends of the spring (54) are respectively connected to the convex ring (52) and the swing plate (4), and a locking head (53) capable of plugging and matching with the locking hole (3121) is provided on one side of the convex ring (52) close to the locking plate (312).
3. The dimmable explosion-proof lamp according to claim 1 or 2, characterized in that: A connecting hole for the fixing rod (311) to pass through is provided in the middle of the swing plate (4), and the fixing rod (311) is provided with limiting plates (7) on both sides of the swing plate (4), and the cross-sectional area of the limiting plates (7) is larger than the cross-sectional area of the connecting hole.
4. The dimmable explosion-proof lamp according to claim 1, characterized in that: Reinforcement plates (6) are provided on both sides of the connection frame (3); the connection frame (3), the fixing plate (31) and the reinforcement plate (6) form a triangular structure.
5. The dimmable explosion-proof lamp according to claim 2, characterized in that: A pull rod (55) is vertically provided at one end of the locking rod (51) away from the locking plate (312).
6. The dimmable explosion-proof lamp according to claim 1, characterized in that: The side wall of the connecting frame (3) is provided with a handle (33), and a side of the connecting frame (3) close to the explosion-proof lamp body (1) is provided with a slide groove (34); the connecting frame (3) also includes a light shielding plate (8), the light shielding plate (8) is provided with a slider and is slidably connected with the slide groove (34) up and down, upper limit blocks (81) are provided on both sides above the light shielding plate (8), the connecting frame (3) is provided with a lower limit block (35), the upper limit block (81) and the lower limit block (35) are on the same vertical line, the bottom of the fixing plate (31) is provided with a card slot (9), and the top of the light shielding plate (8) is provided with a card block (82) that is card-engaged with the card slot (9).