Deflection measuring device for crane detection

Abstract

The utility model discloses a crane detection deflection measuring device which comprises an outer frame, a through groove is formed in the middle of the outer frame, installation structures are symmetrically assembled on the two sides of the surface of the outer frame, a crane lifting rope is in clearance fit with a swing structure, a component needing to be detected is fixed through the outer frame, and the bearing effect of the component is guaranteed. Through the effect of the installation structure, the whole deflection detection device is conveniently installed at the end of a cargo boom of a crane, detection and alarm can be conveniently conducted on the deflection amplitude of a lifting rope of the crane, through cooperation of the swing structure, the sliding block and the sliding groove, when the lifting rope of the crane swings under stress, the swing structure and the sliding block can be driven to move in the sliding groove, and the deflection amplitude of the lifting rope is detected. And by matching with the detection structure, when the swing angle reaches a set value, the detection structure is connected with the alarm to give an alarm, at the moment, the working environment of the crane is relatively dangerous and is not suitable for hoisting work, and the equipment is convenient to detect the deflection of the lifting rope of the crane, good in adjustability and high in practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to crane detects the technical field of deflection, specifically related to a crane detects the deflection measuring device. BACKGROUND

[0002] Crane as indispensable heavy equipment in modern industry, is widely used in building, port, manufacturing and other fields. However, crane in the running process, due to load variation, mechanical vibration, external environment (such as wind) and other factors, prone to deflection phenomenon. This deflection not only affects the operation accuracy of crane, also can cause serious safety accidents, such as equipment damage, personnel casualties etc. Therefore, it is particularly important to monitor and control the deflection of crane in real time, the existing measuring device, observation is difficult, it is difficult to judge the deflection angle whether safe in the first time. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a kind of crane detects the deflection measuring device to solve the problems presented in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of crane detects the deflection measuring device, including outer frame, the middle part of the outer frame is equipped with through slot, the surface of the outer frame is symmetrically equipped with mounting structure, the mounting structure is located the two sides of through slot, the inner wall of the outer frame is symmetrically equipped with U-shaped sliding slot, the inner wall of two U-shaped sliding slots is slidably connected with slider, two sliders are fixedly equipped with swing structure, the two side walls of the outer frame are symmetrically equipped with detection structure, two detection structures are matched with swing structure, the inner wall of the swing structure is inserted with crane sling, and the crane sling is matched with swing structure gap.

[0005] Preferably, the mounting structure includes a vertical plate, the vertical plate is fixedly assembled on the surface of the outer frame, and the upper end of the vertical plate is fixedly assembled with a mounting plate.

[0006] Preferably, the swing structure includes a support cylinder, the support cylinder is fixedly assembled between the two sliders, the inner wall of the support cylinder is fixedly assembled with a limiting block, the crane sling penetrates the limiting block, the two sides of the support cylinder are symmetrically fixedly assembled with a top block, and the two top blocks are matched with the two detection structures respectively.

[0007] Preferably, the detection structure includes a hollow cylinder, the hollow cylinder is fixedly assembled on the outer side wall of the outer frame, the inner wall of the hollow cylinder is screwed with a screw cylinder, the inner wall of the screw cylinder is fixedly assembled with a reach sensor, the inner wall of the outer frame is inserted with a sliding rod, the inner side end of the sliding rod is fixedly assembled with a top plate, the top plate is matched with the swing structure, and the side wall of the top plate is fixedly connected with the inner wall of the outer frame through two springs.

[0008] Compared with the prior art, the crane rope deviation detection device has the advantages that the required detection component is fixed by the outer frame, the bearing effect of the component is ensured, the deviation detection device is conveniently installed on the end of the crane lifting arm through the action of the mounting structure, the deviation amplitude of the crane rope is conveniently detected and alarm is given, when the crane rope is stressed and swings, the swing structure and the sliding block are displaced in the sliding groove, and the detection structure is matched, when the swing angle reaches the set value, the alarm is given through the detection structure connected with the alarm, at this time, the working environment of the crane is relatively dangerous, and hoisting work is not suitable, the crane rope deviation detection device is convenient, has good adjustability, and has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0009] Fig. 1 It is a structure perspective view of the utility model;

[0010] Fig. 2 It is a plane section view of the utility model;

[0011] Fig. 3 It is a swing structure perspective view.

[0012] In the drawing: 1-outer frame, 2-swing structure, 21-support cylinder, 22-limiting block, 23-top block, 3-mounting structure, 31-vertical plate, 32-mounting plate, 4-detection structure, 41-hollow cylinder, 42-sliding rod, 43-top plate, 44-spring, 45-screw cylinder, 46-in-place sensor, 5-crane rope, 6-U-shaped sliding groove, 7-sliding block. DETAILED DESCRIPTION

[0013] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only 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 fall within the protection scope of the utility model.

[0014] Please refer to Figs. 1-3 The utility model provides a kind of crane detects deviation measurement device, including outer frame 1, the middle part of outer frame 1 is equipped with through slot, the surface of outer frame 1 two sides is symmetrically equipped with mounting structure 3, and mounting structure 3 is located the two sides of through slot, and the inner wall of outer frame 1 two side walls is symmetrically equipped with U-shaped sliding groove 6, and the inner wall of two U-shaped sliding grooves 6 is slidably connected with sliding block 7, and two sliding blocks 7 are fixedly equipped with swing structure 2, and the two side walls of outer frame 1 are symmetrically equipped with detection structure 4, and two detection structures 4 are matched with swing structure 2, and the inner wall of swing structure 2 is inserted with crane rope 5, and crane rope 5 is matched with swing structure 2 with clearance.

[0015] The required detection component is fixed by the outer frame 1, the bearing effect of the component is guaranteed, the whole pendulum detection device is installed on the end of the crane jib through the action of the mounting structure 3, the swing amplitude of the crane rope 5 is conveniently detected and alarmed (the in-place sensor 46 in the detection structure 4 is connected with the alarm through the controller, when the swing angle reaches the set value, the alarm will be sent in the first time), through the cooperation of the swing structure 2, the sliding block 7 and the U-shaped sliding groove 6, when the crane rope 5 swings under stress, the swing structure 2 and the sliding block 7 will displace in the U-shaped sliding groove 6, and cooperate with the detection structure 4, when the swing angle reaches the set value, the alarm is given through the detection structure 4 connected with the alarm, at this time, the working environment of the crane is relatively dangerous, and the lifting work is not suitable, the device is convenient for detecting the swing of the crane rope, has good adjustability and strong practicability.

[0016] The mounting structure 3 comprises a vertical plate 31 fixedly assembled on the surface of the outer frame 1, and the upper end of the vertical plate 31 is fixedly assembled with a mounting plate 32.

[0017] When the device needs to be connected to the crane jib, the mounting plate 32 is fixed on the jib by using the mounting screw, and the outer frame 1 is connected by using the vertical plate 31.

[0018] The swing structure 2 comprises a supporting cylinder 21 fixedly assembled between the two sliding blocks 7, the inner wall of the supporting cylinder 21 is fixedly assembled with a limiting block 22, the crane rope 5 penetrates through the limiting block 22, the two sides of the supporting cylinder 21 are fixedly assembled with top blocks 23 in symmetry, and the two top blocks 23 are matched with the two detection structures 4 respectively.

[0019] When the swing structure 2 is used, the crane rope 5 is first penetrated through the top block 23, when the crane rope 5 swings, the supporting cylinder 21 is driven to swing through the top block 23, the sliding block 7 is displaced by abutting against the U-shaped sliding groove 6, and when the swing angle is too large, the top block 23 will hit the detection structure 4, and when the angle reaches the set dangerous value, the detection structure 4 will be triggered to alarm.

[0020] The detection structure 4 comprises a hollow cylinder 41 fixedly assembled on the outer side wall of the outer frame 1, the inner wall of the hollow cylinder 41 is screwed with a screw cylinder 45, the inner wall of the screw cylinder 45 is fixedly assembled with an in-place sensor 46, the inner side end of a sliding rod 42 inserted in the inner wall of the outer frame 1 is fixedly assembled with a top plate 43 matched with the swing structure 2, and the side wall of the top plate 43 is fixedly connected with the inner wall of the outer frame 1 through two springs 44.

[0021] When the swing structure 2 swings to a too large angle, the top block 23 will hit the detection structure 4, at this time, the top plate 43 is forced to extrude the spring 44 to make it deform, at the same time, the top plate 43 is displaced, the top plate 43 drives the slide rod 42 to displace and adhere to the inner wall of the outer frame 1, when the outer side end of the slide rod 42 contacts the in-place sensor 46, the in-place sensor 46 controls the alarm to alarm through the controller, a pre-warning is sent, the in-place sensor 46 can be adjusted in the lateral displacement according to the screw cylinder 45, the position of the end head in the hollow cylinder 41 is adjusted, and thus the maximum swing angle of the swing structure 2 is adjusted.

[0022] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A crane detection yaw measurement device, characterized by: The application relates to a crane with a detection structure, which comprises an outer frame (1), the middle part of the outer frame (1) is provided with a through groove, the surface of the outer frame (1) is symmetrically provided with a mounting structure (3), the mounting structure (3) is located on the two sides of the through groove, the inner wall of the outer frame (1) is symmetrically provided with a U-shaped sliding groove (6), the inner wall of the two U-shaped sliding grooves (6) is slidably connected with a sliding block (7), the two sliding blocks (7) are fixedly provided with a swinging structure (2), the two side walls of the outer frame (1) are symmetrically provided with a detection structure (4), the two detection structures (4) are matched with the swinging structure (2), the inner wall of the swinging structure (2) is penetrated and inserted with a crane lifting rope (5), and the crane lifting rope (5) is matched with the swinging structure (2) in a clearance fit.

2. A crane deflection measuring device as claimed in claim 1, characterised in that: The mounting structure (3) comprises a vertical plate (31), the vertical plate (31) is fixedly provided on the surface of the outer frame (1), and the upper end of the vertical plate (31) is fixedly provided with a mounting plate (32).

3. A crane deflection measuring device as claimed in claim 1, characterised in that: The swinging structure (2) comprises a supporting cylinder (21), the supporting cylinder (21) is fixedly provided between the two sliding blocks (7), the inner wall of the supporting cylinder (21) is fixedly provided with a limiting block (22), the crane lifting rope (5) penetrates the limiting block (22), the two side walls of the supporting cylinder (21) are symmetrically fixedly provided with a top block (23), and the two top blocks (23) are matched with the two detection structures (4) respectively.

4. A crane deflection measuring device as claimed in claim 1, characterised in that: The detection structure (4) comprises a hollow cylinder (41), the hollow cylinder (41) is fixedly provided on the outer side wall of the outer frame (1), the inner wall of the hollow cylinder (41) is screwed with a screw cylinder (45), the inner wall of the screw cylinder (45) is fixedly provided with an in-place sensor (46), the inner wall of the outer frame (1) is inserted with a sliding rod (42), the inner side end of the sliding rod (42) is fixedly provided with a top plate (43), the top plate (43) is matched with the swinging structure (2), and the side wall of the top plate (43) is fixedly connected with the inner wall of the outer frame (1) through two springs (44).

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