CN219429177U - Batch type weighing equipment for material bin - Google Patents

Abstract

The utility model relates to the technical field of storage bins, in particular to intermittent storage bin weighing equipment which comprises a storage bin, a conveyor, a control system, support legs and a weighing sensor, wherein a discharge control assembly is arranged at a discharge port of the storage bin, the storage bin is arranged on the support legs in a erected mode, the weighing sensor is arranged at the lower ends of the support legs, the discharge control assembly and the weighing sensor are electrically connected with the control system, and the conveyor is arranged on one side of the storage bin. The utility model installs the weighing sensor under the support leg of the stock bin, transmit the signal to the control system, the weighing sensor outputs the signal outwards every second while working, when pour the supplies into the stock bin, the weighing sensor will produce a giant change signal, the supplies are sent away by the conveyor, the signal of the supplies steps down, the next time supplies are put into the stock bin, will produce a giant change again, form the waveform diagram of zigzag, the control system adds the data of every giant change to get the required material weight, the error in operation can be corrected through setting up the deviation value in the control system, improve the measurement accuracy.

Description

Batch type weighing equipment for material bin

Technical Field

The utility model relates to the technical field of bins, in particular to a bin intermittent weighing device.

Background

At present, most of the bins for storing powdery and granular materials in the market are fixed and non-metered. The output quantity of the materials is simulated by arranging a small metering bin below a large bin or by the frequency of a motor of a feeder when metering, and the metering is inaccurate by the methods; the existing bin is easy to cause blocking during discharging, the normal discharging process is seriously influenced, and the bin is required to be lifted and carried manually after discharging, so that the bin is inconvenient to use; moreover, bulk materials are measured in many industrial settings using belt conveyor weighing devices, where the measurement is accurate if the material being weighed is relatively uniform. However, some materials with different sizes and different textures and lighter weight are often produced on site. Larger errors can occur if a belt scale is used.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a batch type weighing device for a material bin, wherein the weighing device takes a site material bin as an appliance for storing materials, a weighing sensor is arranged below a supporting leg of the material bin, signals of the weighing sensor are transmitted to a control system through wires, when the weighing sensor outputs signals every second during operation, when the material is poured into the material bin, the weighing sensor generates a giant change signal, then the signals of the material are gradually lowered along with the material being sent by a conveyor, when the material is poured into the material bin for the next time, a giant change is generated, so that a zigzag waveform diagram is repeatedly formed, the control system adds the data of each giant change to obtain the weight of the required material, and errors in operation can be corrected by setting an offset value in the control system, so that the measurement accuracy is improved; and the control system can also control the discharging control assembly to realize the regulation and control of the discharging amount, and the precision and the practicability of the weighing equipment are further improved.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a material storehouse intermittent type formula weighing apparatus, includes feed bin, conveyer, control system, a plurality of stabilizer blade and a plurality of weighing sensor, the feed bin is equipped with the discharge gate, discharge gate department is equipped with ejection of compact control assembly, the feed bin erect in the stabilizer blade, weighing sensor set up respectively in the lower extreme of stabilizer blade, ejection of compact control assembly and weighing sensor all with the control system electricity is connected, the conveyer slope upwards set up in one side of feed bin, and the one end of conveyer is located under the discharge gate.

Further, the lower extreme of feed bin is the toper structure, just the lower extreme of feed bin is equipped with a plurality of vibrators, vibrator evenly distributed in the inside wall of feed bin.

Further, the ejection of compact control assembly includes discharging pipe, pivot, spiral flabellum and drive arrangement, spiral form that spiral flabellum was around locating the surface of pivot, the pivot cover is located in the discharging pipe, the discharging pipe is fixed in discharge gate department, drive arrangement is fixed in one side of discharge gate, and drive arrangement's power take off end with the pivot is connected drivable pivot and is rotated in the discharging pipe.

Further, a valve is arranged at the discharge end of the discharge pipe.

Further, the conveyor is a belt conveyor.

Furthermore, the control system is also called as a heavy sensor, a controller, a driving device and a valve, and the weighing sensor, the driving device and the valve are electrically connected with the controller.

The utility model has the beneficial effects that: the weighing equipment uses the on-site bin as an appliance for storing materials, the weighing sensor is arranged below the supporting legs of the bin, signals of the weighing sensor are transmitted to the control system through wires, when the weighing sensor outputs signals every second during operation, when the materials are poured into the bin, the weighing sensor generates a giant change signal, then the signals of the materials gradually fall down along with the materials being sent by the conveyor, when the materials are poured into the bin for the next time, a giant change is generated, a zigzag waveform diagram is formed repeatedly in a cycle, the control system adds the data of each giant change to obtain the weight of the required materials, and errors in operation can be corrected by setting an offset value in the control system, so that the measurement accuracy is improved; and the control system can also control the discharging control assembly to realize the regulation and control of the discharging amount, and the precision and the practicability of the weighing equipment are further improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

FIG. 4 is a schematic diagram of the control system of the present utility model;

fig. 5 is a saw tooth plot of the feed weight of the weighing apparatus of the present utility model.

The reference numerals are: 1-bin, 11-vibrator, 2-conveyer, 31-controller, 4-stabilizer blade and 5-weighing sensor, 6-ejection of compact control assembly, 61-discharging pipe, 62-pivot, 63-screw fan blade, 64-drive arrangement, 65-valve.

Detailed Description

The present utility model is further described below with reference to examples and fig. 1-5, which are not intended to be limiting, for the purpose of facilitating understanding of those skilled in the art.

See fig. 1-5, a batch type weighing equipment for a material bin, which comprises a material bin 1, a conveyor 2, a control system, a plurality of supporting legs 4 and a plurality of weighing sensors 5, wherein the material bin 1 is provided with a discharge hole, a discharge control component 6 is arranged at the discharge hole, the material bin 1 is erected on the supporting legs 4, the weighing sensors 5 are respectively arranged at the lower ends of the supporting legs 4, the discharge control component 6 and the weighing sensors 5 are electrically connected with the control system, the conveyor 2 is obliquely upwards arranged at one side of the material bin 1, and one end of the conveyor 2 is positioned under the discharge hole. The conveyor 2 is a belt conveyor 2.

The weighing device in the embodiment takes the on-site bin 1 as a device for storing materials, the weighing sensor 5 is arranged below the supporting legs 4 of the bin 1, signals of the weighing sensor 5 are transmitted to the control system through wires, when the weighing device works, the weighing sensor 5 outputs signals outwards every second, when the materials are poured into the bin 1, the weighing sensor 5 generates a giant change signal, then the signals of the materials are gradually lowered along with the fact that the materials are sent by the conveyor 2, when the materials are poured into the bin 1 next time, a giant change is generated, a zigzag waveform diagram is formed repeatedly in this way, the control system adds the data of each giant change to obtain the weight of the required materials, errors in operation can be corrected by setting offset values in the control system, and measurement accuracy is improved; and the control system can also control the discharging control component 6 to realize the regulation and control of the discharging amount, thereby further improving the precision and the practicability of the weighing equipment.

In this embodiment, the lower extreme of feed bin 1 is the toper structure, just the lower extreme of feed bin 1 is equipped with a plurality of vibrators 11, vibrator 11 evenly distributed in the inside wall of feed bin 1.

In this embodiment, the lower end of the storage bin 1 is arranged into a conical structure, so that materials can slide down to the discharge port under the action of gravity and slide down to the conveyor 2 through the discharge control assembly 6 to be sent away, and the vibrator 11 arranged in the storage bin 1 can vibrate to enable the materials to slide down smoothly so as to avoid sticking walls or stacking.

In this embodiment, the discharging control assembly 6 includes a discharging pipe 61, a rotating shaft 62, a spiral fan blade 63 and a driving device 64, the spiral fan blade 63 is spirally wound on the surface of the rotating shaft 62, the rotating shaft 62 is sleeved in the discharging pipe 61, the discharging pipe 61 is fixed at the discharging hole, the driving device 64 is fixed at one side of the discharging hole, and a power output end of the driving device 64 is connected with the rotating shaft 62 to drive the rotating shaft 62 to rotate in the discharging pipe 61; the discharge end of the discharge pipe 61 is provided with a valve 65.

The drive arrangement 64 that sets up in this embodiment can drive pivot 62 and rotate in discharging pipe 61, utilizes the spiral flabellum 63 of establishing on pivot 62 to follow discharging pipe 61 spiral output, can avoid the phenomenon that the material blockked up discharging pipe 61, can close the valve 65 that sets up the discharge end at discharging pipe 61 when weighing equipment stop working, avoids the material to flow, leads to the material extravagant and influences weighing equipment's precision.

In this embodiment, the control system is also called as a load cell 5, a controller 31, a driving device 64 and a valve 65, and the load cell 5, the driving device 64 and the valve 65 are all electrically connected with the controller 31.

The control principle of the control system set in this embodiment is: the signal of the weighing sensor 5 is transmitted to the controller 31 through a wire, the weighing sensor 5 outputs a signal outwards every second when in operation, when the material is poured into the bin 1, the weighing sensor 5 generates a giant change signal, the signal is fed back to the driving device 64 through the controller 31 and then outwards output, the driving device 64 is used for controlling the rotating shaft 62 to rotate so as to output the material to the conveyor 2, then the signal of the material is gradually lowered along with the material being conveyed away by the conveyor 2, and when the next material is poured into the bin 1, a giant change is generated again, and thus a zigzag waveform diagram is repeatedly formed.

The above embodiments are preferred embodiments of the present utility model, and besides, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims (5)

1. The utility model provides a storehouse intermittent type formula weighing device which characterized in that: including feed bin, conveyer, control system, a plurality of stabilizer blade and a plurality of weighing sensor, the feed bin is equipped with the discharge gate, discharge gate department is equipped with ejection of compact control assembly, the feed bin erect in the stabilizer blade, weighing sensor set up respectively in the lower extreme of stabilizer blade, ejection of compact control assembly and weighing sensor all with the control system electricity is connected, the conveyer slope upwards set up in one side of feed bin, and the one end of conveyer is located under the discharge gate.

2. A bin intermittent weighing apparatus according to claim 1, wherein: the lower extreme of feed bin is the toper structure, just the lower extreme of feed bin is equipped with a plurality of vibrators, vibrator evenly distributed in the inside wall of feed bin.

3. A bin intermittent weighing apparatus according to claim 1, wherein: the discharging control assembly comprises a discharging pipe, a rotating shaft, a spiral fan blade and a driving device, wherein the spiral fan blade is spirally wound on the surface of the rotating shaft, the rotating shaft is sleeved in the discharging pipe, the discharging pipe is fixed at the discharging hole, the driving device is fixed on one side of the discharging hole, and the power output end of the driving device is connected with the rotating shaft to drive the rotating shaft to rotate in the discharging pipe.

4. A bin intermittent weighing apparatus according to claim 3, wherein: and a valve is arranged at the discharge end of the discharge pipe.

5. A bin intermittent weighing apparatus according to claim 1, wherein: the conveyor is a belt conveyor.