Safety rope performance detection device for building construction

Abstract

A safety rope performance detection device for building construction comprises a detection box, a lower fixing seat is fixedly connected to the center of the inner wall of the lower side of the detection box, a lifting plate is slidably connected between the inner walls of the two sides of the detection box, and an upper fixing seat is fixedly connected to the center of the lower side wall of the lifting plate. Two symmetrically-distributed screws are arranged between the inner walls of the upper side and the lower side of the detection box, the lifting plate is in threaded connection with the screws, and a first motor is installed on the outer wall of the lower side of the detection box. Compared with the prior art, the detection box has the advantages that a closed environment can be presented in the detection box when the safety rope is stretched due to the arrangement of the box door, workers cannot be hurt even if the safety rope is snapped, the workers can see the condition in the detection box due to the arrangement of the observation window, the detection box is safer and more practical, and the friction assembly is arranged, so that the safety of the detection box is improved. The safety rope can be rubbed back and forth under the condition that the safety rope is straightened, the environment in actual use is simulated, the abrasion resistance of the safety rope is detected, and potential safety hazards are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a safety rope performance detection device for construction. Background Art

[0002] Safety rope is woven from synthetic fibers and is an auxiliary rope used to connect safety belts. Its function is double protection to ensure safety. The general length is 2 meters, and there are also 2.5 meters, 3 meters, 5 meters, 10 meters and 15 meters. Safety ropes longer than 5 meters can also be used as suspension ropes.

[0003] After the safety rope is produced, it is necessary to use a detection device to randomly check the tensile performance of a batch of safety ropes to ensure safety in actual use. However, the current safety rope detection devices are all tested in an open environment. Once the safety rope breaks, it is easy to cause harm to the workers at the moment of breaking, which is not safe enough. In addition, during actual use, the safety rope often rubs against various objects in a stretched state, and the existing safety rope detection device cannot detect the wear resistance of the safety rope in a stretched state, which poses a safety hazard in actual use. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, the utility model provides a safety rope performance detection device for construction to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above-mentioned utility model purpose, the technical solution adopted by the utility model is a safety rope performance detection device for construction, including a detection box, a lower fixed seat is fixedly connected to the center of the lower inner wall of the detection box, a lifting plate is slidably connected between the inner walls on both sides of the detection box, an upper fixed seat is fixedly connected to the center of the lower wall of the lifting plate, two symmetrically distributed screws are arranged between the upper and lower inner walls of the detection box, the lifting plate is threadedly connected to the screws, a first motor is installed on the lower outer wall of the detection box, the output shaft end of the first motor extends into the detection box and is fixedly connected to the lower end of one of the screws, a friction assembly is also provided in the detection box, and two symmetrically distributed box doors are arranged on the front side wall of the detection box, and an observation window is opened on the box door.

[0006] As an improvement: the friction assembly includes a telescopic rod, a shell, a slider, a grinding head, a mounting plate, a second motor, a through slot, an adapter column, a first movable plate and a second movable plate. A telescopic rod is installed on the rear outer wall of the detection box, the telescopic end of the telescopic rod slides through the rear side wall of the detection box and is fixedly connected to the shell, a slider is slidably connected inside the shell, a grinding head is installed on the front side wall of the slider, a mounting plate is fixedly connected to one side outer wall of the shell, a second motor is installed on the upper side wall of the mounting plate, a through slot is opened on the upper side wall of the shell, an adapter column is fixedly connected to the upper side wall of the slider, the upper end of the adapter column passes through the through slot and is rotatably connected to the second movable plate, the output shaft end of the second motor is fixedly connected to the first movable plate, and the other end of the first movable plate is rotatably connected to an end of the second movable plate away from the adapter column.

[0007] As an improvement: the upper ends of the two screw rods rotate through the upper side wall of the detection box and are fixedly connected to a transmission wheel, and the two transmission wheels are transmitted via a transmission belt.

[0008] As an improvement: guide rods are slidably inserted on the rear side wall of the detection box and on both sides of the telescopic rod, the front end of the guide rod is fixedly connected to the shell, and a clamping spring is sleeved on the guide rod, one end of the clamping spring is fixedly connected to the shell and the other end is fixedly connected to the rear inner wall of the detection box.

[0009] As an improvement: lockable universal wheels are respectively installed at the four corners of the bottom wall of the detection box.

[0010] As an improvement: a locking ring is fixedly provided on the upper side wall of the lower fixing seat and on the lower side wall of the upper fixing seat.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The setting of the box door can make the test box present a closed environment when the safety rope is stretched. Even if the safety rope breaks, it will not cause harm to the workers. The setting of the observation window enables the workers to see the situation inside the test box, which is safer and more practical. Through the friction component set, the safety rope can be rubbed back and forth when the safety rope is stretched straight, simulating the environment in actual use, so as to test the wear resistance of the safety rope and avoid safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a safety rope performance detection device for construction use according to the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of a detection box of a safety rope performance detection device for construction use in the utility model;

[0015] Figure 3 This is a schematic diagram of the telescopic rod structure of a safety rope performance detection device for construction in the utility model;

[0016] Figure 4 This is a schematic diagram of the housing structure of a safety rope performance detection device for construction use according to the utility model;

[0017] As shown in the figure:

[0018] 1. Inspection box; 1.1. Lower fixed seat; 1.2. Lifting plate; 1.3. Upper fixed seat; 1.4. Screw; 1.5. First motor; 2. Friction assembly; 3. Box door; 3.1. Observation window; 2.1. Telescopic rod; 2.2. Shell; 2.3. Slider; 2.4. Grinding head; 2.5. Mounting plate; 2.6. Second motor; 2.7. Through slot; 2.8. Adapter column; 2.9. First movable plate; 2.10. Second movable plate; 1.6. Transmission wheel; 1.7. Transmission belt; 2.21. Guide rod; 2.22. Clamping spring; 4. Lockable universal wheel. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features and purpose effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both sides", "one side", "the other side" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] like Figure 1 and Figure 2As shown, a safety rope performance detection device for construction includes a detection box 1, a lower fixing seat 1.1 is fixedly connected to the center of the lower inner wall of the detection box 1, a lifting plate 1.2 is slidably connected between the inner walls on both sides of the detection box 1, and an upper fixing seat 1.3 is fixedly connected to the center of the lower wall of the lifting plate 1.2. Two symmetrically distributed screws 1.4 are arranged between the upper and lower inner walls of the detection box 1, and the lifting plate 1.2 is threadedly connected to the screw 1.4. A first motor 1.5 is installed on the lower outer wall of the detection box 1, and the output shaft end of the first motor 1.5 extends into the detection box 1 and is fixedly connected to the lower end of one of the screws 1.4. The output shaft end of the first motor 1.5 can drive one of the screws 1.4 to rotate. When the rod 1.4 rotates, it will drive the transmission wheel 1.6 at its upper end to rotate. After being driven by the transmission belt 1.7, the other transmission wheel 1.6 will drive the other screw 1.4 to rotate. The two screws 1.4 rotate at the same time, so that the lifting plate 1.2 will move upward to stretch the safety rope and test the tensile performance of the safety rope. A friction component 2 is also provided in the detection box 1. Two symmetrically distributed box doors 3 are provided on the front side wall of the detection box 1. An observation window 3.1 is provided on the box door 3. The setting of the box door 3 can make the detection box 1 present a closed environment when the safety rope is stretched. Even if the safety rope breaks, it will not cause harm to the workers. The setting of the observation window 3.1 enables the workers to see the situation inside the detection box 1, which is safer and more practical.

[0023] Specifically, Figure 4As shown, a safety rope performance detection device for construction, the friction assembly 2 includes a telescopic rod 2.1, a shell 2.2, a slider 2.3, a grinding head 2.4, a mounting plate 2.5, a second motor 2.6, a through slot 2.7, a transfer column 2.8, a first movable plate 2.9 and a second movable plate 2.10, the telescopic rod 2.1 is installed on the rear outer wall of the detection box 1, the telescopic end of the telescopic rod 2.1 slides through the rear side wall of the detection box 1 and is fixedly connected to the shell 2.2, the slider 2.3 is slidably connected in the shell 2.2, the grinding head 2.4 is installed on the front side wall of the slider 2.3, the mounting plate 2.5 is fixedly connected to one side outer wall of the shell 2.2, the second motor 2.6 is installed on the upper side wall of the mounting plate 2.5, and the upper side wall of the shell 2.2 is provided with a through slot 2. 7. An adapter column 2.8 is fixedly connected to the upper side wall of the slider 2.3, and the upper end of the adapter column 2.8 passes through the through slot 2.7 and is rotatably connected to the second movable plate 2.10. The output shaft end of the second motor 2.6 is fixedly connected to the first movable plate 2.9, and the other end of the first movable plate 2.9 is rotatably connected to an end of the second movable plate 2.10 away from the adapter column 2.8. The output shaft of the second motor 2.6 can drive the first movable plate 2.9 to rotate, and the second movable plate 2.9 drives the second movable plate 2.10 to move when it rotates. The movement of the second movable plate 2.10 will drive the adapter column 2.8 to reciprocate in the through slot 2.7, so that the slider 2.3 drives the grinding head 2.4 to reciprocate, rub the stretched safety rope, and detect the wear resistance of the safety rope in the stretched state.

[0024] Specifically, Figure 2 As shown, a safety rope performance testing device for construction, the upper ends of two screws 1.4 are rotated through the upper side wall of the detection box 1 and are fixedly connected with a transmission wheel 1.6, and the two transmission wheels 1.6 are transmitted through a transmission belt 1.7. When one of the transmission wheels 1.6 rotates, the other transmission wheel 1.6 will also rotate together under the transmission of the transmission belt 1.7.

[0025] Specifically, Figure 3 As shown, a safety rope performance detection device for construction, a guide rod 2.21 is slidably inserted on the rear side wall of the detection box 1 and on both sides of the telescopic rod 2.1, the front end of the guide rod 2.21 is fixedly connected to the shell 2.2, and a tightening spring 2.22 is sleeved on the guide rod 2.21, one end of the tightening spring 2.22 is fixedly connected to the shell 2.2 and the other end is fixedly connected to the rear inner wall of the detection box 1, the guide rod 2.21 supports and guides the shell 2.2, making it more stable when moving forward and backward, and the tightening spring 2.22 can continuously push the shell 2.2 to make the grinding head 2.4 close to the safety rope.

[0026] Specifically, Figure 1As shown, a safety rope performance testing device for construction is provided, wherein lockable universal wheels 4 are respectively installed at the four corners of the bottom wall of the testing box 1, so as to facilitate the movement of the testing box 1 and make it more convenient.

[0027] Specifically, Figure 2 As shown, a safety rope performance detection device for construction, a locking ring is fixedly provided on the upper side wall of the lower fixing seat 1.1 and the lower side wall of the upper fixing seat 1.3, and the safety rope can be fixed by passing through the locking ring and tying a knot.

[0028] When the utility model is implemented, the box door 3 is opened first, one end of the safety rope to be tested is passed through the lock ring on the lower fixing seat 1.1 and tied to fix one end of the safety rope on the lower fixing seat 1.1, and then the other end of the safety rope is connected to the upper fixing seat 1.3 in the same way, and then the box door 3 is closed and the first motor 1.5 is turned on. The output shaft end of the first motor 1.5 can drive one of the screw rods 1.4 to rotate, and when the screw 1.4 rotates, it will drive the transmission wheel 1.6 at its upper end to rotate. After the transmission of the transmission belt 1.7, the other transmission wheel 1.6 will drive the other screw 1.4 to rotate. The two screw rods 1.4 rotate at the same time, so that the lifting plate 1.2 will move upward, stretch the safety rope, and test the tensile performance of the safety rope. Under the push of the tightening spring 2.22, the grinding head 2.4 will continue to stick to the safety rope, and the output shaft of the second motor 2.6 can drive the first movable plate 2.9 to rotate. When the second movable plate 2.9 rotates, it drives the second movable plate 2.10 to move. The movement of the second movable plate 2.10 will drive the adapter column 2.8 to move back and forth in the through groove 2.7, so that the slider 2.3 drives the grinding head 2.4 to move back and forth, rubs the straightened safety rope, and tests the wear resistance of the safety rope in the straightened state.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A safety rope performance testing device for construction, comprising a testing box (1), Features: A lower fixing seat (1.1) is fixedly connected at the center of the lower inner wall of the detection box (1); a lifting plate (1.2) is slidably connected between the inner walls on both sides of the detection box (1); an upper fixing seat (1.3) is fixedly connected at the center of the lower wall of the lifting plate (1.2); two symmetrically distributed screw rods (1.4) are arranged between the upper and lower inner walls of the detection box (1); the lifting plate (1.2) is threadedly connected to the screw rods (1.4); a first motor (1.5) is installed on the lower outer wall of the detection box (1); the output shaft end of the first motor (1.5) extends into the detection box (1) and is fixedly connected to the lower end of one of the screw rods (1.4); a friction assembly (2) is also provided in the detection box (1); two symmetrically distributed box doors (3) are arranged on the front side wall of the detection box (1); and an observation window (3.1) is provided on the box door (3).

2. A safety rope performance detection device for construction according to claim 1, Features: The friction assembly (2) comprises a telescopic rod (2.1), a shell (2.2), a slider (2.3), a grinding head (2.4), a mounting plate (2.5), a second motor (2.6), a through slot (2.7), a transfer column (2.8), a first movable plate (2.9) and a second movable plate (2.10); the telescopic rod (2.1) is mounted on the rear outer wall of the detection box (1); the telescopic end of the telescopic rod (2.1) slides through the rear wall of the detection box (1) and is fixedly connected to the shell (2.2); the slider (2.3) is slidably connected inside the shell (2.2); the grinding head (2.4) is mounted on the front wall of the slider (2.3); the shell A mounting plate (2.5) is fixedly connected to an outer wall of one side of the housing (2.2); a second motor (2.6) is mounted on an upper side wall of the mounting plate (2.5); a through slot (2.7) is provided on the upper side wall of the housing (2.2); a transfer column (2.8) is fixedly connected to the upper side wall of the slider (2.3); an upper end of the transfer column (2.8) passes through the through slot (2.7) and is rotatably connected to a second movable plate (2.10); an output shaft end of the second motor (2.6) is fixedly connected to a first movable plate (2.9); and the other end of the first movable plate (2.9) is rotatably connected to an end of the second movable plate (2.10) away from the transfer column (2.8).

3. A safety rope performance detection device for construction according to claim 1, Features: The upper ends of the two screw rods (1.4) rotate through the upper side wall of the detection box (1) and are fixedly connected to a transmission wheel (1.6), and transmission is carried out between the two transmission wheels (1.6) via a transmission belt (1.7).

4. A safety rope performance detection device for construction according to claim 2, Features: Guide rods (2.21) are slidably inserted on the rear side wall of the detection box (1) and located on both sides of the telescopic rod (2.1), the front end of the guide rod (2.21) is fixedly connected to the shell (2.2), and a clamping spring (2.22) is sleeved on the guide rod (2.21), one end of the clamping spring (2.22) is fixedly connected to the shell (2.2) and the other end is fixedly connected to the rear inner wall of the detection box (1).

5. A safety rope performance detection device for construction according to claim 1, Features: Lockable universal wheels (4) are respectively installed at the four corners of the bottom wall of the detection box (1).

6. A safety rope performance detection device for construction according to claim 1, Features: Lock rings are fixedly arranged on the upper side wall of the lower fixing seat (1.1) and on the lower side wall of the upper fixing seat (1.3).

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