Safety monitoring device for mine hoist

Abstract

The utility model relates to the technical field of mine hoist monitoring, in particular to a safety monitoring device for a mine hoist. The safety monitoring device for the mine hoist can clamp and fix a rope in time when detecting that the surface of the rope is damaged, ensures that the hoist stops running immediately when detecting that the rope is damaged, facilitates subsequent maintenance of the rope, and improves maintenance efficiency and safety. A mine hoist safety monitoring device comprises a connecting frame, a plurality of connecting supporting frames and the like, and the connecting frame is connected with the connecting supporting frames in a sliding mode. When the monitoring head detects that the surface of the rope is damaged, the two-way air cylinder is started to drive the connecting support to move inwards, so that the clamping frame moves inwards to clamp and fix the rope, the rope can be clamped and fixed in time when the surface of the rope is detected to be damaged, and it is ensured that the elevator stops running immediately when the elevator detects to be damaged; and subsequent maintenance of the rope is facilitated, and the maintenance efficiency and safety are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine hoist monitoring technical field especially relates to a mine hoist safety monitoring device. BACKGROUND

[0002] In mine operation, as the key transport equipment, hoist undertakes the vertical transport task of material and personnel, and its safety and reliability are directly related to the production efficiency and personnel safety of mine, and the rope of hoist as one of its core components is subjected to the test of long-term heavy load and complex working condition, and is prone to wear and tear, fracture and other safety hazards.

[0003] The existing mine hoist safety monitoring means mainly relies on artificial inspection and regular detection, and this method not only consumes time and effort, but also is difficult to monitor the damage of the rope in real time, and even if the rope damage is found in the inspection process, manual shutdown and corresponding maintenance measures are needed, which increases the working risk and difficulty of maintenance personnel.

[0004] Therefore, it is necessary to design a mine hoist safety monitoring device which can clamp and fix the rope in time when the surface damage of the rope is detected, ensure that the hoist stops running immediately when the damage is detected, facilitate subsequent maintenance of the rope, and improve the maintenance efficiency and safety. UTILITY MODEL CONTENTS

[0005] In order to overcome the defects of the existing mine hoist safety monitoring, time and effort, difficulty to monitor the damage of the rope in real time, even if the rope damage is found in the inspection process, manual shutdown and corresponding maintenance measures are needed, which increases the working risk and difficulty of maintenance personnel, the utility model provides a mine hoist safety monitoring device which can clamp and fix the rope in time when the surface damage of the rope is detected, ensure that the hoist stops running immediately when the damage is detected, facilitate subsequent maintenance of the rope, and improve the maintenance efficiency and safety.

[0006] The technical implementation scheme of the utility model is as follows: a mine hoist safety monitoring device, comprising a connecting frame, a connecting support frame, a clamping assembly and a tension monitoring assembly, a plurality of connecting support frames are slidably connected on the connecting frame, the clamping assembly is arranged on the connecting support frame, and the tension monitoring assembly is arranged in the middle of the connecting support frame.

[0007] More preferably, a sliding groove is formed on the connecting frame.

[0008] More preferably, the front part of the connecting support frame is screw-threaded with a bolt, and the bolt is in contact with the connecting frame.

[0009] More preferably, the clamping assembly comprises a bidirectional air cylinder, a fixed frame, a monitoring head, a connecting support and a clamping frame, the upper side of the connecting support is connected with the bidirectional air cylinder, the rear side of the fixed end of the bidirectional air cylinder is connected with the left and right two fixed frames, the inner side of the fixed frame is connected with a plurality of monitoring heads, the monitoring head is connected with the adjacent bidirectional air cylinder through electricity, the telescopic end of the left and right two parts of the bidirectional air cylinder is connected with the connecting support, the inner side of the connecting support is connected with the clamping frame, and the clamping frame is slidably connected with the adjacent fixed frame.

[0010] More preferably, the inner part of the clamping frame is arc-shaped.

[0011] More preferably, the tension monitoring assembly comprises a control alarm, a guide roller, a pressure monitor, a pressure column and a connecting roller, the upper side of the fixed end of the bidirectional air cylinder is connected with the control alarm, the right part of the connecting support is rotatably connected with the upper and lower two guide rollers, the left part of the connecting support is connected with the pressure monitor, the pressure monitor is connected with the adjacent control alarm through electricity, the right side of the middle part of the pressure monitor is connected with the pressure column, and the pressure column is rotatably connected with the connecting roller.

[0012] Compared with the prior art, the utility model has the advantages that: 1, the utility model discloses a rope tension monitoring device, when the rope surface is damaged, the bidirectional air cylinder is started, the connecting support is driven to move inward, the clamping frame moves inward to clamp and fix the rope, when the rope surface is damaged, the rope can be clamped and fixed in time, the elevator stops running immediately when the damage is detected, the rope is convenient for subsequent maintenance, and the maintenance efficiency and safety are improved.

[0013] 2, the utility model discloses a rope tension monitoring device, when the rope surface is damaged, the bidirectional air cylinder is started, the connecting support is driven to move inward, the clamping frame moves inward to clamp and fix the rope, when the rope surface is damaged, the rope can be clamped and fixed in time, the elevator stops running immediately when the damage is detected, the rope is convenient for subsequent maintenance, and the maintenance efficiency and safety are improved. ACCURATE DRAWINGS

[0014] Fig. 1 It is a three-dimensional structure schematic view of the utility model.

[0015] Fig. 2 It is a three-dimensional structure schematic view of the utility model clamping assembly.

[0016] Fig. 3 It is a three-dimensional structure schematic view of the utility model tension monitoring assembly.

[0017] The components in the attached diagram are labeled as follows: 1. Connecting frame, 2. Connecting support frame, 3. Two-way cylinder, 4. Fixing frame, 5. Monitoring head, 6. Connecting bracket, 7. Clamp, 8. Control alarm, 9. Guide roller, 10. Pressure monitor, 11. Pressure column, 12. Connecting roller. Detailed Implementation

[0018] The technical solutions in the embodiments of this utility model will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0019] A safety monitoring device for mine hoists, such as Figs. 1-3 As shown, the system includes a connecting frame 1, a connecting support frame 2, a bidirectional cylinder 3, a fixing frame 4, a monitoring head 5, a connecting bracket 6, a clamp 7, a control alarm 8, a guide roller 9, a pressure monitor 10, a pressure column 11, and a connecting roller 12. The connecting frame 1 has a sliding groove for easy guiding and sliding. Four connecting support frames 2 are slidably connected to the connecting frame 1. Each connecting support frame 2 has a threaded bolt at its front, and the bolts are in contact with the connecting frame 1. A bidirectional cylinder 3 is connected to the upper side of each connecting support frame 2. Two fixing frames 4 are connected to the rear side of the fixed end of each bidirectional cylinder 3. Three monitoring heads 5 are connected to the inner side of each fixing frame 4. Each monitoring head 5 is connected to an adjacent bidirectional cylinder 3. Through electrical connection, connecting brackets 6 are connected to the telescopic ends of both the left and right sides of the bidirectional cylinder 3. Clamps 7 are connected to the inner side of each connecting bracket 6. The inside of each clamp 7 is arc-shaped to facilitate clamping and fixing. Each clamp 7 is slidably connected to the adjacent fixed frame 4. A control alarm 8 is connected to the upper side of the fixed end of the bidirectional cylinder 3. Two guide rollers 9 are rotatably connected to the right side of each connecting support frame 2. A pressure monitor 10 is connected to the inner side of the left side of each connecting support frame 2. Each pressure monitor 10 is electrically connected to the adjacent control alarm 8. A pressure column 11 is connected to the right side of the middle of each pressure monitor 10. A connecting roller 12 is rotatably connected to each pressure column 11.

[0020] In use of the device, first, the connecting frame 1 is installed in the mine hoist safety monitoring area, then the connecting support frame 2 is moved to the connecting frame 1, then the screw bolt is turned and fixed, then the mine hoist is started, so that the rope is guided and lifted along the guide roller 9 and the connecting roller 12, at the same time of lifting, the monitoring head 5 is monitored, when the monitoring head 5 detects the surface damage of the rope, the bidirectional cylinder 3 is started, the connecting support 6 is driven to move inward, the clamping frame 7 is moved inward and close to each other to clamp and fix the rope, so that the rope can be clamped and fixed in time when the surface damage of the rope is detected, the hoist can be stopped immediately when the damage is detected, which is convenient for subsequent rope maintenance and improves the maintenance efficiency and safety, in the process of operation, the rope pressure value is detected by the pressure column 11 on the pressure monitor 10, when the hoist is suddenly stuck, the tension of the rope will change because of the sudden stop, so that the detected pressure value changes, when the pressure value detected by the pressure monitor 10 suddenly changes, the control alarm 8 is used to issue an alarm prompt, so that the alarm prompt can be issued when the tension of the rope changes, which is convenient for timely reminding the operator to pay attention to potential safety hazards and preventing accidents.

[0021] Although the present disclosure has been shown and described with respect to a certain exemplary embodiment thereof, it should be understood by the skilled in the art that certain changes and modifications can be made to the disclosed embodiment without departing from the spirit and scope of the present disclosure, which is defined by the appended claims and their equivalents. Therefore, the scope of the present disclosure should not be limited to the above-described embodiments, but should be determined by the appended claims and their equivalents.

Claims

1. A mine hoist safety monitoring device, characterized in that, The utility model relates to a kind of tensioning device, including connecting frame (1), connecting support frame (2), clamping assembly and tension monitoring component, four connecting support frames (2) are slidably connected on connecting frame (1), clamping assembly is equipped on connecting support frame (2), tension monitoring component is equipped in the middle of connecting support frame (2).

2. A mine hoist safety monitoring device according to claim 1, characterised in that Groove is opened on connecting frame (1).

3. A mine hoist safety monitoring device according to claim 1, characterised in that, Connecting support frame (2) front is screw thread type and provided with bolt, and bolt is in contact with connecting frame (1).

4. A mine hoist safety monitoring device according to claim 1, characterised in that, Clamping assembly includes bidirectional cylinder (3), fixed frame (4), monitoring head (5), connecting bracket (6) and clamping frame (7), bidirectional cylinder (3) is connected on connecting support frame (2) upper side, left and right two fixed frames (4) are connected on the rear side of the fixed end of bidirectional cylinder (3), a plurality of monitoring heads (5) are connected in the inner side of fixed frame (4), monitoring head (5) is electrically connected with adjacent bidirectional cylinder (3), connecting bracket (6) is connected on the telescopic end of left and right two parts of bidirectional cylinder (3), clamping frame (7) is connected in the inner side of connecting bracket (6), clamping frame (7) is slidably connected with adjacent fixed frame (4).

5. A mine hoist safety monitoring device according to claim 4, characterised in that, Clamping frame (7) is arc-shaped inside.

6. A mine hoist safety monitoring device according to claim 1, characterised in that, Tension monitoring component includes control alarm (8), guide roller (9), pressure monitor (10), pressure column (11) and connecting roller (12), control alarm (8) is connected on the fixed end of bidirectional cylinder (3) upper side, upper and lower two guide rollers (9) are rotatably connected on the right part of connecting support frame (2), pressure monitor (10) is connected in the left part inner side of connecting support frame (2), pressure monitor (10) is electrically connected with adjacent control alarm (8), pressure column (11) is connected in the middle right side of pressure monitor (10), connecting roller (12) is rotatably connected on pressure column (11).

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