Safety light curtain for crown block maintenance area

Abstract

The utility model relates to the technical field of safety light curtains, in particular to a safety light curtain for a crown block maintenance area, which comprises a support plate, a support rod, two fixing structures, a clamping structure and a safety light curtain body, the top of the support plate is fixedly connected with the support rod, and the two fixing structures are mounted on the support rod. The safety light curtain comprises a fixing structure, clamping structures are installed on the right side of the fixing structure, a safety light curtain body is installed on the two clamping structures, the fixing structure comprises a fixing base, a grip, a rotating rod, a limiting plate, a threaded rod and a hexagon nut, and each clamping structure comprises a fixing plate, a spring, a rotating shaft, a first clamping plate and a second clamping plate. The safety light curtain is provided with the fixing structure, the height and the angle of the clamping structure can be adjusted through the fixing structure, the safety light curtain body can be conveniently adjusted to different heights and different angles, and the safety light curtain is convenient to use. The safety light curtain is provided with the clamping structure, and the safety light curtain body can be quickly mounted and dismounted through the clamping structure, so that the safety light curtain is convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of safety light curtains, and in particular relates to a safety light curtain for an overhead crane maintenance area. Background Art

[0002] During the maintenance of the overhead crane, personnel entering the maintenance area are prone to unsafe situations where they may be hit by debris from high altitude, causing personal injury accidents. An infrared safety light curtain is placed at the location where the cordon is set up. The detector can also serve as an alarm to remind the maintenance personnel above that someone has entered the warning area below and to stop working.

[0003] However, the existing safety light curtain does not have a fixed structure, does not have the function of quickly adjusting the height and angle of the safety light curtain, and does not have a clamping structure, and cannot be quickly installed and disassembled, which is inconvenient to use. Therefore, there is an urgent need for a safety light curtain for overhead crane maintenance areas to solve the above problems. Utility Model Content

[0004] In order to overcome the above-mentioned technical problems, the purpose of the utility model is to provide a safety light curtain for an overhead crane maintenance area, so as to solve the problems raised in the above-mentioned background technology that the existing safety light curtain does not have a fixed structure, does not have the function of quickly adjusting the height and angle of the safety light curtain, and the existing safety light curtain does not have a clamping structure, cannot be quickly installed and disassembled, and is inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safety light curtain for an overhead crane maintenance area, comprising a support plate, a support rod, a fixing structure, a clamping structure and a safety light curtain body, the top of the support plate is fixedly connected to the support rod, two fixing structures are installed on the support rod, a clamping structure is installed on the right side of the fixing structure, and the safety light curtain body is installed on the two clamping structures, the fixing structure comprises a fixing seat, a handle, a rotating rod, a limit plate, a threaded rod and a hexagonal nut, and the clamping structure comprises a fixing plate, a spring, a rotating shaft, a clamping plate one and a clamping plate two.

[0006] Preferably, the fixing seat is slidably connected to the support rod, the rear side of the handle is fixedly connected to the rotating rod, and the outer surface of the rotating rod is fixedly connected to the limiting plate.

[0007] Preferably, the rotating rod is rotatably connected to the front end of the fixing seat, the rear side of the rotating rod is fixedly connected to the limiting plate, and the limiting plate is threadedly connected to the rear end of the fixing seat.

[0008] Preferably, the threaded rod is threadedly connected to a hexagonal nut, and the hexagonal nut is clamped on the rear side of the fixing seat.

[0009] Preferably, the fixing plate is fixedly connected to the right side of the fixing seat, the front and rear sides of the fixing plate are fixedly connected to one end of the rotating shaft, and the other end of the rotating shaft is fixedly connected to the first clamping plate.

[0010] Preferably, one side of the clamping plate 1 close to the fixing plate is fixedly connected to the two clamping plates 2, and a circular hole is opened in the fixing plate.

[0011] Preferably, a spring is installed in the circular hole of the fixing plate, and the front and rear ends of the spring are fixedly connected to the outer wall of the first clamping plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. A safety light curtain for an overhead crane maintenance area is provided with a fixed structure, and two fixed seats are inserted into the support rod. The height of the fixed seat is adjusted by sliding the fixed seat up and down, and the angle of the fixed seat is adjusted by rotating the fixed seat left and right. After the adjustment is completed, the handle is rotated to drive the rotating rod to rotate, and the rotating rod drives the threaded rod to rotate, so that the threaded rod and the limit plate move backward, so that the limit plate and the hexagonal nut squeeze the left end of the fixed seat, so that the fixed seat clamps the support rod, thereby fixing the position of the fixed seat. The height and angle of the clamping structure can be adjusted through the fixed structure, so that the safety light curtain body can be adjusted to different heights and different angles, which is convenient for use.

[0014] 2. The safety light curtain for the overhead crane maintenance area is provided with a clamping structure. The left end of the first clamp is pressed to make the spring contract under pressure, so that the right end of the first clamp is opened, and the safety light curtain body is placed between the two second clamps. The first clamp is released, and the right end of the first clamp clamps the safety light curtain body under the elastic force of the spring. The safety light curtain body can be quickly installed and disassembled through the clamping structure, which is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front perspective schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the utility model when in use;

[0017] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the explosion structure of the fixed structure of the utility model;

[0019] Figure 5 It is a schematic diagram of the exploded structure of the clamping structure of the utility model.

[0020] In the figure: 1. support plate; 2. support rod; 3. fixing structure; 31. fixing seat; 32. handle; 33. rotating rod; 34. limit plate; 35. threaded rod; 36. hexagonal nut; 4. clamping structure; 41. fixing plate; 42. spring; 43. rotating shaft; 44. clamping plate one; 45. clamping plate two; 5. safety light curtain body. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides an embodiment: a safety light curtain for an overhead crane maintenance area, comprising a support plate 1, a support rod 2, a fixing structure 3, a clamping structure 4 and a safety light curtain body 5. The top of the support plate 1 is fixedly connected to the support rod 2, two fixing structures 3 are installed on the support rod 2, and a clamping structure 4 is installed on the right side of the fixing structure 3. The safety light curtain body 5 is installed on the two clamping structures 4. The fixing structure 3 comprises a fixing seat 31, a handle 32, a rotating rod 33, a limiting plate 34, a threaded rod 35 and a hexagonal nut 36. The height and angle of the clamping structure 4 can be adjusted by the fixing structure 3, so that the safety light curtain body 5 can be adjusted to different heights and different angles. The clamping structure 4 comprises a fixing plate 41, a spring 42, a rotating shaft 43, a clamping plate 1 44 and a clamping plate 2 45. The safety light curtain body 5 can be quickly installed and disassembled by the clamping structure 4, which is convenient for use.

[0023] The fixing seat 31 is slidably connected to the support rod 2. The two fixing seats 31 are inserted on the support rod 2. The height of the fixing seat 31 is adjusted by sliding the fixing seat 31 up and down, and the angle of the fixing seat 31 is adjusted by rotating the fixing seat 31 left and right. The rear side of the handle 32 is fixedly connected to the rotating rod 33, and the outer surface of the rotating rod 33 is fixedly connected to the limit plate 34.

[0024] The rotating rod 33 is rotatably connected to the front end of the fixing seat 31 , the rear side of the rotating rod 33 is fixedly connected to the limiting plate 34 , and the limiting plate 34 is threadedly connected to the rear end of the fixing seat 31 .

[0025] The threaded rod 35 is threadably connected to the hexagonal nut 36, and the hexagonal nut 36 is clamped on the rear side of the fixed seat 31. By rotating the handle 32, the handle 32 drives the rotating rod 33 to rotate, and the rotating rod 33 drives the threaded rod 35 to rotate, so that the threaded rod 35 and the limit plate 34 move backward, so that the limit plate 34 and the hexagonal nut 36 squeeze the left end of the fixed seat 31, so that the fixed seat 31 clamps the support rod 2, thereby fixing the position of the fixed seat 31.

[0026] The fixing plate 41 is fixedly connected to the right side of the fixing seat 31 . The front and rear sides of the fixing plate 41 are fixedly connected to one end of the rotating shaft 43 . The other end of the rotating shaft 43 is fixedly connected to the clamping plate 1 44 .

[0027] One side of the clamping plate 1 44 close to the fixing plate 41 is fixedly connected to two clamping plates 2 45 , and a circular hole is opened in the fixing plate 41 .

[0028] A spring 42 is installed in the circular hole of the fixing plate 41, and the front and rear ends of the spring 42 are fixedly connected to the outer wall of the clamping plate 44. The left end of the clamping plate 44 is pressed to make the spring 42 contract under pressure, so that the right end of the clamping plate 44 is opened, and the safety light curtain body 5 is placed between the two clamping plates 45. The clamping plate 44 is released, and the right end of the clamping plate 44 clamps the safety light curtain body 5 under the push of the elastic force of the spring 42.

[0029] Working principle:

[0030] When in use, the two fixing seats 31 are inserted on the support rod 2, and the height of the fixing seats 31 is adjusted by sliding the fixing seats 31 up and down, and the angle of the fixing seats 31 is adjusted by rotating the fixing seats 31 left and right. After the adjustment is completed, the handle 32 is rotated to make the handle 32 drive the rotating rod 33 to rotate, and the rotating rod 33 drives the threaded rod 35 to rotate, so that the threaded rod 35 and the limiting plate 34 move backward, so that the limiting plate 34 and the hexagonal nut 36 squeeze the left end of the fixing seat 31, so that the fixing seat 31 clamps the support rod 2, so that the position of the fixing seat 31 is fixed, and the fixing seat 31 is fixed by The fixing structure 3 can adjust the height and angle of the clamping structure 4, so that the safety light curtain body 5 can be adjusted to different heights and different angles for easy use. The left end of the clamping plate 44 is pressed to cause the spring 42 to contract under pressure, so that the right end of the clamping plate 44 is opened, and the safety light curtain body 5 is placed between the two clamping plates 45. The clamping plate 44 is loosened, and the right end of the clamping plate 44 clamps the safety light curtain body 5 under the elastic force of the spring 42. The safety light curtain body 5 can be quickly installed and disassembled through the clamping structure 4, which is easy to use.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A safety light curtain for an overhead crane maintenance area, comprising a support plate (1), a support rod (2), a fixing structure (3), a clamping structure (4) and a safety light curtain body (5), characterized in that: The top of the support plate (1) is fixedly connected to the support rod (2), and two fixing structures (3) are installed on the support rod (2). A clamping structure (4) is installed on the right side of the fixing structure (3), and a safety light curtain body (5) is installed on the two clamping structures (4). The fixing structure (3) includes a fixing seat (31), a handle (32), a rotating rod (33), a limiting plate (34), a threaded rod (35) and a hexagonal nut (36), and the clamping structure (4) includes a fixing plate (41), a spring (42), a rotating shaft (43), a clamping plate 1 (44) and a clamping plate 2 (45).

2. A safety light curtain for an overhead crane maintenance area according to claim 1, characterized in that: The fixing seat (31) is slidably connected to the support rod (2), the rear side of the handle (32) is fixedly connected to the rotating rod (33), and the outer surface of the rotating rod (33) is fixedly connected to the limiting plate (34).

3. A safety light curtain for an overhead crane maintenance area according to claim 2, characterized in that: The rotating rod (33) is rotatably connected to the front end of the fixed seat (31), the rear side of the rotating rod (33) is fixedly connected to the limiting plate (34), and the limiting plate (34) is threadedly connected to the rear end of the fixed seat (31).

4. A safety light curtain for an overhead crane maintenance area according to claim 3, characterized in that: The threaded rod (35) is threadedly connected to a hexagonal nut (36), and the hexagonal nut (36) is clamped on the rear side of the fixing seat (31).

5. The safety light curtain for overhead crane maintenance area according to claim 1, characterized in that: The fixing plate (41) is fixedly connected to the right side of the fixing seat (31), the front and rear sides of the fixing plate (41) are fixedly connected to one end of the rotating shaft (43), and the other end of the rotating shaft (43) is fixedly connected to a clamping plate (44).

6. A safety light curtain for an overhead crane maintenance area according to claim 5, characterized in that: The first clamping plate (44) is fixedly connected to two second clamping plates (45) on one side close to the fixing plate (41), and a circular hole is opened in the fixing plate (41).

7. A safety light curtain for an overhead crane maintenance area according to claim 6, characterized in that: A spring (42) is installed in the circular hole of the fixing plate (41), and the front and rear ends of the spring (42) are fixedly connected to the outer wall of the clamping plate (44).

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