CN216271626U

CN216271626U - Belt intelligence anti-tear detection device

Info

Publication number: CN216271626U
Application number: CN202122820218.XU
Authority: CN
Inventors: 桂伟华
Original assignee: Jiangsu Hengtai Conveying Equipment Co ltd
Current assignee: Jiangsu Hengtai Conveying Equipment Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-12
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of belt detection, in particular to an intelligent belt anti-tearing detection device. Including the installing support, the installing support bottom mounting has the installation base, and installing support bottom surface one side is fixed with the crossbeam, and the crossbeam is connected between the installing support, and the crossbeam middle part is fixed with the mounting panel, and the one end that the crossbeam was kept away from to the mounting panel is fixed in the installing support surface, and the mounting panel top surface is connected with the bearing roller, still includes: the sensors are arranged at the position between the top surface of the mounting plate and the carrier roller at equal intervals; the elastic supporting tube is positioned on the inner side of the sensor; compared with a sensing tearing detection device, the sensor and the conveyer belt installation mode of the tearing detection device are more suitable for various working conditions and conveyer sizes with different specifications, the flexible installation mode is adopted, the action stroke is shorter, the reliability is high, the probability of capturing tearing signals is high, the controller is provided with a function of avoiding misoperation, the maintenance amount of field personnel can be reduced, and the reliability is higher.

Description

Belt intelligence anti-tear detection device

Technical Field

The utility model relates to the technical field of belt detection, in particular to an intelligent belt anti-tearing detection device.

Background

With the continuous development of modern industry, the belt conveyor technology and equipment in the bulk cargo conveying industry have been developed greatly, and especially large belt conveyors with long distance, large transportation capacity, high belt speed and the like have become the main development direction. In the belt conveyor, the cost of the conveying belt accounts for about 30 percent of the whole machine, the maintenance cost is high, and particularly when the conveying belt is torn, the overhaul cost is high, the spare part cost and the production loss are huge, and the intelligent anti-tearing detection device is adopted to detect the tearing accident of the conveying belt, so that the loss can be effectively reduced to the minimum.

The existing conveyer belt anti-tearing detection has various types, and the conveyer belt tearing can not be effectively detected, or the equipment cost is high, so that the conveyer belt anti-tearing detection cannot be popularized and applied.

Therefore, it is necessary to provide an intelligent anti-tearing belt detection device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an intelligent anti-tearing detection device for a belt.

The intelligent belt anti-tearing detection device provided by the utility model comprises: the installing support, the installing support bottom mounting has the installation base, and installing support bottom surface one side is fixed with the crossbeam, and the crossbeam is connected between the installing support, and the crossbeam middle part is fixed with the mounting panel, and the one end that the crossbeam was kept away from to the mounting panel is fixed in the installing support surface, and the mounting panel top surface is connected with the bearing roller, still includes:

the sensors are arranged at the position between the top surface of the mounting plate and the carrier roller at equal intervals;

and the elastic supporting tube is positioned on the inner side of the sensor.

Preferably, a gap is formed between the carrier roller and the mounting plate, and the sensor is located on the inner side of the gap.

Preferably, a junction box is fixed at the top of one side, away from the mounting plate, of the mounting bracket, a controller is arranged on one side, connected with the junction box, of the mounting bracket, a cable is connected to the lower end of the controller, and the other end of the cable is communicated with the junction box.

Preferably, the guide chute is arranged at the top of the mounting bracket, and the blanking chute is arranged in the middle of the top surface of the guide chute.

Preferably, the rubber sheath is sleeved outside the elastic support tube, an elastic conductor b is arranged on one side of the top of the inner wall of the elastic support tube, an electrode b is arranged in the middle of the elastic conductor b, an elastic conductor a is arranged on the other side of the inner wall of the elastic support tube, an electrode a is arranged inside the elastic conductor a, and an elastic conductor c is arranged at the bottom of the inner wall of the elastic support tube.

Preferably, a terminal resistor is disposed at a position where the electrode b and the electrode a are electrically connected, and the electrode b and the electrode a are respectively connected to two ends of the terminal resistor.

Compared with the related art, the intelligent belt anti-tearing detection device provided by the utility model has the following beneficial effects:

1. compared with a sensing tearing detection device, the sensor and conveyer belt installation mode of the utility model is more suitable for various working conditions and conveyer sizes with different specifications, the sensor and conveyer belt installation mode is flexible, the installation mode is shorter, the reliability is high, the probability of capturing tearing signals is high, the controller is provided with a function of avoiding misoperation, the maintenance amount of field personnel can be reduced, meanwhile, the controller is provided with a self-checking function, the normal working state of the device can be ensured to be processed constantly, a user can be reminded to maintain or replace in time once the device is damaged, the phenomenon that the conveyer belt cannot work normally when being torn is avoided, and the reliability is higher.

2. The controller can be set with sensitivity, has stronger adaptability under various conveyor specifications and different field working conditions, can improve the reliability of capturing the tearing signal, can flexibly arrange a plurality of sensors according to the size of a field blanking point without increasing the controller, can improve the capturing capability of the tearing signal, does not need to increase the investment cost, has higher economy, has stronger product performance, has a display function, can display the real-time state of the tearing detection device on site, including the running state, the number of the accessed sensors, the serial number of the action sensors and the serial number of the abnormal sensor, and can output the signal to a DCS system of a user, and the user can realize the monitoring of the running process and has easier daily maintenance.

Drawings

FIG. 1 is a schematic structural diagram of an intelligent anti-tear belt detection device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic side view of the structure shown in FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1 showing the force applied to the inner side of the sensor at various angles;

fig. 4 is a schematic diagram of the electrode resistance connection of the present apparatus.

Reference numbers in the figures: 1. mounting a bracket; 2. installing a base; 3. a cross beam; 4. mounting a plate; 6. a carrier roller; 8. A sensor; 9. a junction box; 10. a cable; 11. a controller; 12. a material guide chute; 13. a blanking chute; 19. An elastic support tube; 20. an electrode b; 21. an elastic conductor b; 22. an elastic conductor a; 23. an electrode a; 24. an elastic conductor c; 25. a rubber sheath; 30. and a terminal resistance.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Referring to the drawings, an intelligent belt anti-tear detection device provided by the embodiment of the utility model includes:

installing

support

1, 1 bottom mounting of installing support has

installation base

2, and 1 bottom surface one side of installing support is fixed with crossbeam 3, and crossbeam 3 is connected between installing

support

1, and 3 middle parts of crossbeam are fixed with mounting panel 4, and the one end that crossbeam 3 was kept away from to mounting panel 4 is fixed in 1 surface of installing support, and 4 top surfaces of mounting panel are connected with bearing roller 6, still include:

the sensors 8 are arranged between the top surface of the mounting plate 4 and the carrier roller 6 at equal intervals;

and an elastic supporting pipe 19, wherein the elastic supporting pipe 19 is positioned inside the sensor 8.

It should be noted that: the gap 14 has been seted up between bearing roller 6 and the mounting panel 4, sensor 8 is located the 14 inboards in gap, and the one side top that mounting bracket 1 kept away from mounting panel 4 is fixed with terminal box 9, and one side that mounting bracket 1 connects terminal box 9 is equipped with

controller

11, and 11 low ends of controller are connected with cable 10, and the cable 10 other end and terminal box 9 intercommunication, and 1 top of mounting bracket is equipped with baffle box 12, and blanking chute 13 has been seted up at baffle box 12 top surface middle part.

In the present embodiment: compared with a sensing tearing detection device, the sensor 8 and the conveyer belt installation mode of the device are more suitable for various working conditions and conveyer sizes with different specifications, the device is flexible in installation mode and short in action stroke, so that the reliability is high, the probability of capturing tearing signals is high, the controller 11 is provided with a function of avoiding misoperation, the maintenance amount of field personnel can be reduced, meanwhile, the controller 11 is provided with a self-checking function, the device can be guaranteed to constantly process a normal working state, a user can be timely reminded of maintenance or replacement once the device is damaged, the phenomenon that the conveyer belt cannot normally work when being torn is avoided, and the reliability is higher.

In the embodiment of the present invention, please refer to the attached drawing, the rubber sheath 25 is sleeved outside the elastic support tube 19, one side of the top of the inner wall of the elastic support tube 19 is provided with an elastic conductor b21, the middle of the elastic conductor b21 is provided with an electrode b20, the other side of the inner wall of the elastic support tube 19 is provided with an elastic conductor a22, the inside of the elastic conductor a22 is provided with an electrode a23, the bottom of the inner wall of the elastic support tube 19 is provided with an elastic conductor c24, the position where the electrode b20 and the electrode a23 are electrically connected is provided with a terminal resistor 30, and the electrode b20 and the electrode a23 are respectively connected to two ends of the terminal resistor 30;

in the present embodiment: the controller 11 can be set with sensitivity, the adaptability of the controller is stronger under various conveyor specifications and different field working conditions, the reliability of capturing tearing signals can be improved, a plurality of sensors 8 can be flexibly arranged without increasing the controller 11 according to the size of a field blanking point, the capability of capturing the tearing signals can be improved, the investment cost is not required to be improved, the economy is higher, the product performance is stronger, the controller 11 has a display function, the real-time state of the tearing detection device can be displayed on site, the real-time state comprises the running state, the number of the access sensors 8, the serial number of the action sensors 8 and the serial number of the abnormal sensor 8, the signals can be output to a DCS (distributed control system) of a user, the user can realize the monitoring of the running distance, and the daily maintenance is easier.

The use process comprises the following steps: the product is arranged behind a carrier roller 6 below a guide chute 12 along the running direction of a conveying belt, and a plurality of gaps can be arranged at positions according to the width of a blanking chute 13 of a user, when sharp foreign matters or large materials are mixed into the materials in the blanking chute 13 and fall, the conveying belt is directly punctured, the foreign matters or the large materials run along with the conveying belt until the materials run to the position of an installation support 1, a sensor 8 on an installation plate 4 is triggered, signals are transmitted to a controller 11 by the sensor 8 for processing, a stop signal is transmitted to a user DCS system, and the user DCS system controls the system to stop;

it should be noted that: the mounting bracket 1 is provided with a mounting base 2, a cross beam 3, a mounting plate 4 and a sensor 8 which are customized according to the width and the groove angle size of a carrier roller 6 of a user conveyor, so that the gap between the mounting bracket 1 and the mounting plate 4 is consistent with the back gap of a conveying belt, adjustable mounting holes are designed, the gap between the sensor 8 and the conveying belt can be adjusted according to the field working condition, and the capacity of capturing a tearing signal and the misoperation probability of the sensor 8 are determined according to the size of the gap;

it should be noted that: the sensor 8 is composed of a ternary ethylene-propylene rubber sheath 25, an elastic conductor C, an electrode A, an elastic conductor B, an electrode B, an elastic support tube 19 and the like, as shown in the section of figure 3, wherein the electrode A is coated in the elastic conductor A, the electrode B is coated in the elastic conductor B to form independent conductors respectively, the elastic support tube 19 supports the elastic conductor A, the elastic conductor B and the elastic conductor C on the inner wall by utilizing the self rigidity, the elastic conductor A, the elastic conductor B and the elastic conductor C are not contacted with each other under the condition of no stress, a terminal resistor 30 is connected in series at the tail ends of the elastic conductor A and the elastic conductor B to form a circuit as shown in figure 4, the resistance values of the electrode A and the electrode B are equal to the resistance value of the terminal resistor 30, the gap between the elastic conductor C and the sexual conductor A and the elastic conductor B is smaller, the triggering stroke is short, the utility model is preferably smaller than 5mm, but not limited to the size, when the sensor 8 is subjected to a pressure F from left to right and a pressure F from top to bottom, the sensor 8 is made of an elastic body and deforms, the elastic conductor A is in contact with the elastic conductor B, and the electrode A and the electrode B form a short circuit; or under the pressure from top to bottom, the elastic conductor A and the elastic conductor B are simultaneously contacted with the elastic conductor C, the electrode A and the electrode B can also indirectly form a short circuit, the resistance value of the electrode A and the electrode B is smaller than the resistance value of the tail end resistor 30 at the moment, the sensor 8 is considered to be triggered, when the sensor 8 or the cable 10 is in an open circuit, the resistance value of the electrode A and the electrode B is infinite, the controller 11 judges the sensor to be a fault through a PLC algorithm at the moment and outputs an alarm signal, when the front end of the sensor 8 or the cable 10 is in a short circuit, the resistance value of the sensor 8 is at the moment, the controller 11 judges the sensor to be a fault through the PLC algorithm at the moment and outputs the alarm signal, the controller 11 can be selectively connected into the voltage level of the controller 11 through a selector switch so as to adapt to different field electric control supply conditions, a plurality of sensor 8 access ports are arranged, and which sensor 8 acts or fails can be detected, the number of the on-line sensors 8 is displayed in real time, the resistance value of each connected sensor 8 cannot be consistent with 100% due to the difference between the installation distance and the sensor 8 or a circuit, the controller 11 performs self-checking when the device is started, the resistance values of the sensors 8 are read in advance and recorded, when the resistance value of the sensor 8 reaches the resistance value difference preset by a program, the controller 11 judges whether the sensor operates through a PLC algorithm, because the elastic conductor A and the elastic conductor B simultaneously have the resistance value with the elastic conductor C, the change of the resistance value can be influenced by the contact area when the sensor is deformed by stress, the change value of the controller 11 can be set to different levels and then outputs an action signal, the purpose of setting the sensitivity of the sensor 8 is realized, and in the actual use working condition, the false action signal is avoided from being generated when people or material thieves instantly press the sensor 8, the controller 11 may be programmed to set a delay to avoid this.

The circuits and controls involved in the present invention are prior art and will not be described in detail herein.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Belt intelligence anti-tear detection device, including installing support (1), installing support (1) bottom mounting has installation base (2), installing support (1) bottom surface one side is fixed with crossbeam (3), crossbeam (3) are connected between installing support (1), crossbeam (3) middle part is fixed with mounting panel (4), the one end that crossbeam (3) were kept away from in mounting panel (4) is fixed in installing support (1) surface, mounting panel (4) top surface is connected with bearing roller (6), and its characterized in that still includes:

the sensors (8) are arranged at the positions between the top surface of the mounting plate (4) and the carrier rollers (6) at equal intervals;

an elastic support tube (19), the elastic support tube (19) being located inside the sensor (8).

2. The intelligent anti-tear detection device for the belt according to claim 1, wherein a gap (14) is formed between the carrier roller (6) and the mounting plate (4), and the sensor (8) is located inside the gap (14).

3. The intelligent belt tearing-prevention detection device according to claim 1, wherein a junction box (9) is fixed to the top of one surface, away from the mounting plate (4), of the mounting bracket (1), a controller (11) is arranged on one side, connected with the junction box (9), of the mounting bracket (1), a cable (10) is connected to the lower end of the controller (11), and the other end of the cable (10) is communicated with the junction box (9).

4. The intelligent anti-tear detection device for the belt according to claim 1, wherein a material guide chute (12) is arranged at the top of the mounting bracket (1), and a material dropping chute (13) is arranged in the middle of the top surface of the material guide chute (12).

5. The intelligent belt tearing-prevention detection device according to claim 1, wherein a rubber sheath (25) is sleeved outside the elastic support tube (19), an elastic conductor b (21) is arranged on one side of the top of the inner wall of the elastic support tube (19), an electrode b (20) is arranged in the middle of the elastic conductor b (21), an elastic conductor a (22) is arranged on the other side of the inner wall of the elastic support tube (19), an electrode a (23) is arranged inside the elastic conductor a (22), and an elastic conductor c (24) is arranged at the bottom of the inner wall of the elastic support tube (19).

6. The intelligent belt anti-tear detection device according to claim 5, wherein a terminal resistor (30) is disposed at a position where the electrode b (20) and the electrode a (23) are electrically connected, and the electrode b (20) and the electrode a (23) are respectively connected to two ends of the terminal resistor (30).