System for detecting operation state of bucket-wheel mechanism of stacker-reclaimer

Abstract

The utility model discloses a stacker-reclaimer bucket wheel mechanism operation state detection system which comprises a bucket wheel machine body, a current detection mechanism is installed in a cab of the bucket wheel machine body, and a speed reducer is installed on the outer wall of the bucket wheel machine body. By means of the design that the operation state of the bucket wheel machine body can be automatically detected through a connection structure by means of a current detection device and an analog quantity transmitting output interface in the current detection mechanism, the operation state of the bucket wheel mechanism can be accurately judged in the operation process of the bucket wheel machine body, and the device is more convenient and safer to use; the problems that the accuracy of data is low and actual work cannot be effectively guided in the aspect of detecting the running state of the bucket-wheel mechanism at present are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bucket wheel machines, in particular to an operating state detection system for a bucket wheel mechanism of a stacker-reclaimer. Background Art

[0002] Among the various mechanisms of the stacker-reclaimer, the bucket wheel mechanism is the most complex one, consisting of the bucket wheel body, the material slide plate, the arc baffle plate and the drive. In actual work, the operation mode that relies on the operator's experience to control the amount of excavated materials often causes the drive components to be overloaded, resulting in damage to the drive components. According to statistics, the failure of the bucket wheel mechanism of a single stacker-reclaimer accounts for 28% of the failure of the entire equipment, affecting the equipment's intact rate and bringing many inconveniences to the production organization.

[0003] At present, in the detection of the operating status of the bucket wheel mechanism, the operating status of the entire mechanism is mainly determined by detecting the size of the reducer torque through sensors. However, due to the influence of working conditions, the accuracy of the detected data is low and cannot effectively guide actual work. Utility Model Content

[0004] The utility model aims to provide a stacker-reclaimer bucket wheel mechanism operating state detection system to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stacker-reclaimer bucket wheel mechanism operation state detection system comprises a bucket wheel machine body, a current detection mechanism is installed in a cab of the bucket wheel machine body, a reducer is installed on the outer wall of the bucket wheel machine body, a driving motor is installed on the outer surface of the reducer, an electrical room is installed on the right side of the bucket wheel machine body, and a current transformer is installed inside the electrical room;

[0007] The current detection mechanism includes an installation box fixedly connected to the cab of the bucket wheel machine body, a current detection device is installed inside the installation box, both sides of the outer wall of the installation box are fixedly connected with analog quantity transmission output interfaces, the top of the installation box is installed with terminal posts, both sides of the installation box are opened with heat dissipation holes, waterproof pads are fixedly connected in the heat dissipation holes, and a cooling fan is installed inside the installation box and at the corresponding position of the heat dissipation hole.

[0008] As a preferred solution of the utility model, the reducer is a planetary reducer, and the drive motor and the analog quantity transmission output interface are connected to the current transformer through wires.

[0009] As a preferred solution of the utility model, the installation box is made of aluminum alloy, and the outer wall of the installation box is sprayed with insulating paint.

[0010] As a preferred solution of the utility model, the analog quantity transmission output interface is provided with multiple groups, and the connection mode of the analog quantity transmission output interface, the terminal and the current detection device is electrical connection.

[0011] As a preferred solution of the utility model, the waterproof pad is made of a waterproof and breathable membrane, and the shape of the waterproof pad is compatible with the shape of the heat dissipation hole.

[0012] As a preferred solution of the utility model, the installation box is designed as a rectangular structure, the installation box is composed of a box body and a box door, and the current detection device is a current detector.

[0013] The utility model is provided with a current detection mechanism, so that the current detection device in the current detection mechanism and the analog quantity transmission output interface are utilized through a connection structure to enable the design of automatically detecting the operating status of the bucket wheel machine body, thereby making it possible to more accurately judge the operating status of the bucket wheel mechanism during the operation of the bucket wheel machine body, making the device more convenient and safer when used.

[0014] The utility model is provided with a current detection mechanism, so that the heat dissipation fan in the current detection mechanism is used to allow the installation box to automatically dissipate heat through a waterproof structure, so that when the current detection device is in operation, the internal temperature of the installation box can be adjusted more conveniently, making the device more convenient and safer when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the front view of the utility model;

[0016] Figure 2 This is a front cross-sectional view of the installation box of the utility model;

[0017] Figure 3 This is the front cross-sectional view of the electric control room of the utility model;

[0018] Figure 4 This is the operating principle diagram of the utility model.

[0019] In the figure: 1. bucket wheel excavator body; 2. current detection mechanism; 3. reducer; 4. motor; 5. electrical room; 6. current transformer; 201. installation box; 202. current detection device; 203. analog quantity transmitter output interface; 204. terminal; 205. heat dissipation hole; 206. waterproof pad; 207. cooling fan. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] For examples, see Figures 1-4 , the utility model provides a technical solution:

[0022] A stacker-reclaimer bucket wheel mechanism operating status detection system includes a bucket wheel machine body 1, a current detection mechanism 2 is installed in the cab of the bucket wheel machine body 1, a reducer 3 is installed on the outer wall of the bucket wheel machine body 1, a drive motor 4 is installed on the outer surface of the reducer 3, an electrical room 5 is installed on the right side of the bucket wheel machine body 1, and a current transformer 6 is installed inside the electrical room 5; wherein the reducer 3 is a planetary reducer, and the drive motor 4 and the analog quantity transmission output interface 203 are connected to the current transformer 6 through wires.

[0023] In this embodiment, reference Figure 2 and Figure 1 The current detection mechanism 2 includes an installation box 201 fixedly connected to the cab of the bucket wheel machine body 1, a current detection device 202 is installed inside the installation box 201, both sides of the outer wall of the installation box 201 are fixedly connected with analog quantity transmission output interfaces 203, a terminal 204 is installed on the top of the installation box 201, heat dissipation holes 205 are opened on both sides of the installation box 201, a waterproof pad 206 is fixedly connected to the heat dissipation hole 205, and a cooling fan 207 is installed inside the installation box 201 and at the corresponding position of the heat dissipation hole 205.

[0024] The installation box 201 is made of aluminum alloy, the outer wall of the installation box 201 is sprayed with insulating paint, multiple groups of analog quantity transmission output interfaces 203 are provided, the connection methods of the analog quantity transmission output interfaces 203, the terminal 204 and the current detection device 202 are all electrically connected, the waterproof pad 206 is made of a waterproof and breathable membrane, the shape of the waterproof pad 206 is adapted to the shape of the heat dissipation hole 205, the installation box 201 is a rectangular structure design, the installation box 201 is composed of a box body and a box door, when the current detection device 202 is running, the cooling fan 207 will discharge the hot air in the installation box 201 from the heat dissipation hole 205 on the left, and draw the cold air from the outside into the installation box 201 from the heat dissipation hole 205 on the right, so as to discharge the heat generated by the operation of the current detection device 202 in time, and at the same time the waterproof pad 206 can prevent the water vapor in the outside air from entering the installation box 201;

[0025] The current detection device 202 is a current detector, which is used to detect current data.

[0026] When the stacker-reclaimer bucket wheel mechanism operation status detection system designed by the present invention is in operation, the motor 4 is started, and the motor 4 drives the bucket wheel machine body 1 to operate through the reducer 3. The bucket wheel machine body 1 starts to dig materials, and the current transformer 6 installed in the electrical room 5 collects the actual current value of the motor 4. The current transformer 6 transmits the collected current data to the analog quantity transmission output interface 203 through the data line. The current detection device 202 compares the input detection current data through the analog quantity transmission output interface 203. When the measured current exceeds the transmission output After the output signal is measured, the current detection device 202 will send an alarm to the operator and cut off the control circuit, so that when the bucket wheel machine body 1 fails, the motor 4 will be stopped in time. When the current detection device 202 is running, the cooling fan 207 will discharge the hot air in the installation box 201 from the heat dissipation hole 205 on the left, and draw the outside cold air into the installation box 201 from the heat dissipation hole 205 on the right, so as to discharge the heat generated by the operation of the current detection device 202 in time. At the same time, the waterproof pad 206 can prevent water vapor in the outside air from entering the installation box 201.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detection system for the operating state of a bucket wheel mechanism of a stacker-reclaimer, comprising a stacker-reclaimer body (1), characterized in that: A current detection mechanism (2) is installed in the cab of the bucket wheel machine body (1), a reducer (3) is installed on the outer wall of the bucket wheel machine body (1), a drive motor (4) is installed on the outer surface of the reducer (3), an electrical room (5) is installed on the right side of the bucket wheel machine body (1), and a current transformer (6) is installed inside the electrical room (5); The current detection mechanism (2) comprises an installation box (201) fixedly connected to a cab of a bucket wheel machine body (1); a current detection device (202) is installed inside the installation box (201); both sides of the outer wall of the installation box (201) are fixedly connected to analog quantity transmission output interfaces (203); a terminal (204) is installed on the top of the installation box (201); both sides of the installation box (201) are provided with heat dissipation holes (205); a waterproof pad (206) is fixedly connected to the heat dissipation hole (205); and a heat dissipation fan (207) is installed inside the installation box (201) and at a position corresponding to the heat dissipation hole (205).

2. The operation state detection system for the bucket wheel mechanism of a stacker-reclaimer according to claim 1, characterized in that: The reducer (3) is a planetary reducer, and the drive motor (4) and the analog quantity transmission output interface (203) are connected to the current transformer (6) via wires.

3. The operation state detection system of the bucket wheel mechanism of a stacker-reclaimer according to claim 1, wherein: The installation box (201) is made of aluminum alloy, and the outer wall of the installation box (201) is sprayed with insulating paint.

4. A detecting system for the operation state of a bucket wheel mechanism of a stacker-reclaimer, characterized in that: The analog quantity transmission output interface (203) is provided with a plurality of groups, and the connection method of the analog quantity transmission output interface (203), the terminal (204) and the current detection device (202) is all electrical connection.

5. The operation state detection system of the bucket wheel mechanism of a stacking and reclaiming machine according to claim 1, characterized in that: The waterproof pad (206) is made of a waterproof and breathable membrane, and the shape of the waterproof pad (206) is compatible with the shape of the heat dissipation hole (205).

6. The operating state detection system for the bucket wheel mechanism of a stacking and reclaiming machine according to claim 1, wherein: The installation box (201) is designed as a rectangular structure, the installation box (201) is composed of a box body and a box door, and the current detection device (202) is a current detector.

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