CN102109375B - Fixed-value belt weigher rapid loading system - Google Patents

Abstract

The invention relates to a fixed-value belt scale fast loading system, which belongs to a kind of fast loading equipment suitable for realizing continuous conveyance of bulk materials and carrying out fixed-value weighing measurement control during the conveying process. The invention mainly solves the technical problems of large loading measurement error, low efficiency and serious environmental pollution existing in the existing bulk material loading equipment. The technical scheme of the present invention is: fixed-value belt scale fast loading system, including a storage bin, wherein: it also includes a control gate, a material guide chute, a belt conveyor, a metering device and a fixed-value control device, and the control gate is located in the storage The discharge port of the silo is used to control the flow of materials. The material guide chute is installed at the lower end of the control gate. The belt conveyor is installed under the material guide chute. The flow and accumulated flow are used for data collection, and the fixed value control device is connected with the control gate, belt conveyor and metering device.

Description

Fixed value belt scale fast loading system

technical field

The invention relates to a fixed-value belt scale fast loading system, which belongs to a system suitable for continuous transportation of bulk materials in coal, metallurgy, chemical industry, cement and other industries, and constant-value weighing measurement control during the transportation process Quick loading equipment.

Background technique

At present, the loading equipment used for bulk materials in the coal, metallurgy, chemical, cement and other industries does not have a fixed value weighing and measuring device, and it is loaded based on experience, resulting in large measurement errors and repeated filling or unloading of vehicles. All kinds of contradictions and pollution of the environment. Therefore, it has the disadvantages of large loading measurement error, low loading efficiency and serious environmental pollution.

Contents of the invention

The purpose of the present invention is to solve the technical problems of large loading measurement error, low loading efficiency and serious environmental pollution existing in the existing bulk material loading equipment, and to provide a vehicle loading measurement error with small loading efficiency and high loading efficiency. A fixed value belt scale fast loading system without environmental pollution.

The technical solution adopted by the present invention to solve the above-mentioned technical difficulties is: fixed value belt scale fast loading system, including storage bin, wherein: it also includes control gate, material guide chute, belt conveyor, metering device and fixed value control Device, the control gate is set at the outlet of the storage bin to control the flow of materials, the guide chute is installed at the lower end of the control gate, the belt conveyor is set under the guide chute, and the metering device is installed on the belt conveyor to control the belt. The instantaneous flow and cumulative flow of materials continuously output on the conveyor are used for data collection, and the fixed value control device is connected with the control gate, belt conveyor and metering device.

The control gate includes a supporting frame, a push rod, a flashboard, a baffle plate, a sealing plate and a roller device composed of a roller and a pin; It is located at one end of the support frame, the gate is set on one side of the material opening and is located on the roller device and connected with the end of the push rod through the pin shaft, and the baffle and sealing plate are set at the end of the material opening to enter and exit the material. The mouth is used to form a sealing device for the inlet and outlet of the gate.

The belt conveyor is composed of a gear reducer, a driving roller, a driven roller, a parallel roller, a metering roller, a belt tensioning device, a cleaning device inside the belt, a cleaning device outside the belt, a device for preventing deviation of the belt, and a skirt ring belt , frame, front beam and rear beam, the driving roller is set at the front end of the frame, the driven roller is set at the rear end of the frame, and the parallel roller is set on the frame and located between the driving roller and the driven roller Between, the measuring idler roller is set in the middle front of the frame, the belt tensioning device is set on both sides of the driven drum and installed at the rear end of the frame, the output shaft of the gear reducer is connected with the driving pulley and the gear reducer passes through The pin shaft and the bracket are installed on the front beam, the skirt ring belt is installed on the driving roller and the driven roller and located on the top of the parallel roller and the metering roller, and the cleaning device in the belt is installed under the front of the frame and connected with it. The inner surface of the skirt ring belt is in contact, the belt cleaning device is installed at the front end of the frame and is in contact with the outer surface of the skirt ring belt, the frame is set on the front beam and the rear beam, and the belt deviation prevention device is installed on the Below the middle part of the frame and in contact with the skirt endless belt.

The metering device is composed of a load cell, a speed sensor and a frequency conversion motor. The load cell is installed at both ends of the metering roller of the belt conveyor through the sensor pressure head, and the speed sensor is installed at the input of the gear reducer of the belt conveyor. On the shaft, the frequency conversion speed regulating motor is connected with the input shaft of the gear reducer of the belt conveyor.

Because the present invention adopts the above-mentioned technical scheme, it realizes the fixed-value weighing measurement control in the continuous conveying process for the bulk materials, realizes the purpose of quickly loading the carrying vehicles, and solves the problem of loading vehicles based on experience in the existing equipment. Large measurement errors and various contradictions caused by repeated loading or unloading of vehicles have effectively improved loading efficiency and reduced energy waste and environmental pollution. Therefore, compared with the background technology, the present invention has the advantages of small loading measurement error, high loading efficiency and no environmental pollution.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of control gate of the present invention;

Fig. 3 is the top view of Fig. 2;

Fig. 4 is the structural representation of belt conveyor of the present invention and metering device;

Figure 5 is a top view of Figure 4;

Fig. 6 is the right view of Fig. 4;

Fig. 7 is an enlarged view of part I in Fig. 4;

Fig. 8 is an enlarged view of part II in Fig. 4 .

Detailed ways:

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in Figure 1, the fixed-value belt scale fast loading system in the present embodiment includes a storage bin 4, wherein: it also includes a control gate 5, a material guide chute 3, a belt conveyor 2, a metering device and a fixed value The control device 8, the control gate 5 is set at the outlet of the storage bin 4 to control the flow of the material, the material guide chute 3 equipped with the bin wall vibrator 6 is installed at the lower end of the control gate 5, and the belt conveyor 2 is set at the guide Below the material chute 3, the metering device is installed on the belt conveyor 2 to collect data on the instantaneous flow and cumulative flow of the continuously output materials on the belt conveyor. The fixed value control device 8 communicates with the control gate 5, the belt conveyor 2 and the The metering device is connected so as to receive the data information of the metering device and control the work of the control gate 5 and the belt conveyor 2 . Among the figure 1 is the driving roller of the belt conveyor, and 7 is the driven roller of the belt conveyor.

As shown in Figures 2 and 3, the control gate includes a support frame 13, an electric push rod 14, a gate plate 16, a baffle plate 11, a sealing plate 12 and a roller device composed of a roller 9 and a pin shaft 10, and the support frame 13 There is a feed port 17 in the middle, the roller device is arranged on both sides of the middle part of the support frame 13, the electric push rod 14 is arranged at one end of the support frame 13, and the gate 16 is arranged on one side of the feed port 17 and is located on the roller device and passed through the connecting pin shaft. 15 is connected to the end of the electric push rod 14, and the baffle plate 11 is arranged at the inlet and outlet of the gate at the end of the material port 17; the sealing plate 12 is also arranged at the inlet and outlet of the gate at the end of the material port 17 It is connected with the baffle plate 11 to form a sealing device for the inlet and outlet of the gate.

As shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the belt conveyor is composed of a gear reducer 32, a driving drum 1, a driven drum 7, a parallel idler roller 23, a measuring idler roller 25, a belt sheet tightening device 18, cleaning device 22 inside the belt, cleaning device 28 outside the belt, belt deviation prevention device 21, skirt ring belt 20, frame 26, front beam 29 and rear beam 19, and the driving roller 1 is located on the machine The front end of the frame 26, the driven roller 7 is arranged at the rear end of the frame 26, the parallel roller 23 is arranged on the frame 26 and is located between the driving roller 1 and the driven roller 7, and the measuring roller 25 is arranged on the frame 26 The middle front part of the belt tensioner 18 is arranged on both sides of the driven drum 7 and mounted on the rear end of the frame 26, the output shaft of the gear reducer 32 is connected with the driving drum 1 and the gear reducer 32 passes through the pin shaft 33 And the bracket 36 is installed on the front beam 29, the skirt endless belt 20 is installed on the driving drum 1 and the driven drum 7 and is located on the parallel idler roller 23 and the metering idler roller 25, and the cleaning device 22 in the belt is installed on the frame The bottom of the 26 front part is in contact with the inner surface of the skirt endless belt 20, and the cleaning device 28 outside the belt is located at the front end of the frame 26 and contacts with the outer surface of the skirt endless belt 20, and the frame 26 is located at the front beam 29 and the rear crossbeam 19, the belt anti-deviation device 21 is contained in the following of the frame 26 middle part and contacts with the skirt endless belt 20. Gasket 24 is contained on the frame 26. Shield 27 is contained in the two ends of metering roller 25 to protect metering device.

As shown in Fig. 7 and Fig. 8, described metering device is made up of load cell 31, speed measuring sensor 34 and frequency conversion speed regulating motor 35, and load cell 31 is arranged on the metering idler roller 25 of belt conveyor by sensor pressure head 30 At both ends, the speed sensor 34 is located on the input shaft of the gear reducer 32 of the belt conveyor, and the frequency conversion speed regulating motor 35 is connected with the input shaft of the gear reducer 32 of the belt conveyor.

The fixed value control device is composed of a frequency conversion controller, a weighing display controller and an electric control cabinet; 34 is connected with the frequency conversion controller to realize intelligent centralized control of the system.

Claims (3)

1. definite value belt scale fast-loading system; Comprise storage bin and definite value control device; It is characterized in that: further comprising control gate, guide chute, band conveyor and WT-MSR; Control gate is located at the discharging opening of storage bin and sentences the flow of controlling material, and the guide chute that hopper wall vibrator is housed is installed in the lower end of control gate, and band conveyor is located at the below of guide chute; WT-MSR is contained on the band conveyor and carries out data acquisition with instantaneous delivery and integrated flow to continuous outputting material on the band conveyor, and the definite value control device is connected with control gate, band conveyor and WT-MSR; Said control gate comprises scaffold, push rod, flashboard, baffle plate, seal pad and the roller devices that is made up of roller and bearing pin; Be provided with the material mouth in the middle of the scaffold; Roller devices is located at the both sides at scaffold middle part; Push rod is located at an end of scaffold; Flashboard is located at one side of material mouth and is positioned on the roller devices and through bearing pin and is connected with the end of push rod, and baffle plate and seal pad are located at the packoff that the flashboard charging and discharging mouth of expecting mouthful end is sentenced the charging and discharging of formation flashboard.

2. definite value belt scale fast-loading system according to claim 1; It is characterized in that: said band conveyor is made up of clearing apparatus, the outer clearing apparatus of belt, belt anti-deviation device, shirt rim endless-belt, frame, anterior crossbeam and rear portion crossbeam in gear reduction unit, drive roll, driven cylinder, parallel roll, metering carrying roller, belt stretcher, the belt; Drive roll is located at the front end of frame; Driven cylinder is located at the rear end of frame; Parallel roll is located on the frame and between drive roll and driven cylinder; The metering carrying roller is located at the middle front part of frame; Belt stretcher is located at the both sides of driven cylinder and is contained in the rear end of frame, and the output shaft of gear reduction unit is connected with drive roll and gear reduction unit is contained on the anterior crossbeam through bearing pin and support, and the shirt rim endless-belt is contained on drive roll and the driven cylinder and is positioned at parallel roll with above the metering carrying roller; The interior clearing apparatus of belt is contained in the following of frame front and contacts with the inside surface of shirt rim endless-belt; The outer clearing apparatus of belt is located at the front end of frame and contacts with the outside surface of shirt rim endless-belt, and frame is located on anterior crossbeam and the rear portion crossbeam, and the belt anti-deviation device is contained in the following of central rack and contacts with the shirt rim endless-belt.

3. definite value belt scale fast-loading system according to claim 1; It is characterized in that: said WT-MSR is made up of LOAD CELLS, tachogenerator and frequency control motor; LOAD CELLS is located at the two ends of the metering carrying roller of band conveyor through the sensor pressure head; Tachogenerator is located on the gear reduction unit input shaft of band conveyor, and frequency control motor connects with the input shaft of the gear reduction unit of band conveyor.

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