CN217542084U

CN217542084U - High-precision weightless flow accumulative bulk material balance

Info

Publication number: CN217542084U
Application number: CN202220697655.9U
Authority: CN
Inventors: 池速明; 贲翔; 曾强
Original assignee: Shenzhen Joyu Technology Co ltd
Current assignee: Shenzhen Joyu Technology Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-10-04
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a high-precision weightless flow accumulative bulk material scale, which comprises a frame, a storage bin, a scale bucket, more than two weighing sensors, a feeding mechanism, a discharging mechanism and a material transferring mechanism; the feed mechanism sets up the frame top, the storage silo in the feed mechanism below sets up in the frame, just the lower part of storage silo is provided with a plurality of discharge gate, more than two weighing sensor in the storage silo below evenly sets up in the frame, the scale fill in the storage silo below is connected more than two on the weighing sensor, discharge mechanism connects the below of scale fill, change the setting of material mechanism and be in the discharge mechanism below. The utility model discloses reduced bulk cargo balance's mounting height, the feeding height is lower, has reduced the power consumption that the material promoted, and the accurate control ejection of compact weight is realized in the continuous measurement, and the accumulative error is lower, and the precision is higher, makes bulk cargo balance's settlement precision promote a magnitude.

Description

High-precision weightless flow accumulative bulk material balance

Technical Field

The utility model relates to a bulk cargo balance technical field especially relates to a high accuracy weightless formula flow totalization bulk cargo balance.

Background

Bulk material refers to unpacked massive, granular, and powdery materials, such as sand, coal, grains, and the like. The bulk material weighing apparatus is a metering tool for metering feeding and discharging materials, and is mainly used for metering loading and unloading materials at wharfs. At present, an existing bulk cargo scale generally has a three-layer structure, and comprises a storage hopper, a weighing hopper and a discharging hopper from top to bottom in sequence, the structure is complex, the occupied space is large, the existing bulk cargo scale is intermittent batch weighing accumulation, the accumulated error is large, the accuracy is +/-1 to 6 FS, the accuracy is in percentage level, and the discharging weight is difficult to control accurately.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a high-precision weightless type flow accumulation bulk cargo scale.

The technical scheme of the utility model as follows: a high-precision weightless flow accumulative bulk material scale comprises a frame, a storage bin, a scale bucket, more than two weighing sensors and a discharging mechanism; the storage bin is arranged on the rack, a plurality of discharge gates are further arranged at the lower part of the storage bin, the storage bin is used for temporarily storing materials, and the discharge gates are used for realizing discharge control of the storage bin; more than two weighing sensor in ejection of compact floodgate below evenly sets up in the frame, the scale fill in ejection of compact floodgate below is connected more than two on the weighing sensor, discharge apparatus connects the below of scale fill, the scale fill is used for receiving the material that the storage silo goes out and with this material transfer to discharge apparatus is last, weighing sensor is used for continuous measurement the scale fill, arrange in material in the scale fill discharge apparatus and arrange in the weight of the last material of discharge apparatus.

Further, the discharging mechanism comprises any one of a belt conveyor, a screw conveyor and a scraper conveyor.

Further, the discharge gate comprises any one of a pneumatic gate and an electric gate.

Further, the high-precision weightlessness type flow accumulative bulk material scale also comprises a feeding mechanism; the feeding mechanism is arranged above the rack, the storage bin is arranged on the rack below the feeding mechanism, and the feeding mechanism is used for conveying materials into the storage bin;

the feeding mechanism comprises any one of a belt conveyor, a screw conveyor, a scraper conveyor, a pipe chain conveyor, a gate unloading device and a pneumatic conveying device.

Further, the high-precision weightlessness type flow accumulative bulk material scale also comprises a material transferring mechanism; the material transferring mechanism is arranged below the discharging mechanism, and the material transferred by the discharging mechanism is transferred to a preset place through the material transferring mechanism;

the material transferring mechanism is a belt conveyor.

By adopting the scheme, the utility model discloses following beneficial effect has:

the utility model discloses a design has effectively reduced bulk cargo balance's mounting height, has reduced the requirement of equipment fixing to the place, and the feeding height is lower, has reduced the power consumption that the material promoted, and the measurement in succession realizes accurate control ejection of compact weight, and the accumulative error is lower, and the precision is higher, and the measurement effect is better, makes bulk cargo balance's settlement precision promote an order of magnitude.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a high-precision weightless flow totalizing bulk material scale according to an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1, the utility model provides a high-precision weightless flow accumulation bulk cargo scale, which comprises a frame 1, a storage bin 2, a scale bucket 3, more than two weighing sensors 4, a feeding mechanism 5, a discharging mechanism 6 and a material transferring mechanism 7; the feeding mechanism 5 is disposed above the frame 1, specifically, a discharging end of the feeding mechanism 5 is disposed above the frame 1, the storage bin 2 is disposed below the feeding mechanism 5 on the frame 1, so that the feeding mechanism 5 can convey materials placed thereon into the storage bin 2 for temporary storage, that is, the feeding mechanism 5 is used for conveying the materials into the storage bin 2, the storage bin 2 is used for temporarily storing the materials conveyed by the feeding mechanism 5, and a plurality of discharging gates 8 are further disposed at a lower portion of the storage bin 2, so that whether the storage bin 2 discharges the materials can be controlled by opening or closing the discharging gates 8, that is, the discharging gates 8 are used for realizing discharging control of the storage bin 2, that is, in practical application, the materials are conveyed into the storage bin 2 through the feeding mechanism 5 for temporary storage, and then the discharging of the storage bin 2 is controlled by opening or closing the discharging gates 8, specifically, the feeding mechanism 5 adopted in this embodiment is preferably a belt conveyor, a screw conveyor, a scraper conveyor, or a pneumatic conveyor, and any pneumatic conveyor device (including a pneumatic conveyor) and any pneumatic conveyor, and any pneumatic conveyor device including a pneumatic conveyor device and any pneumatic conveyor device (including a pneumatic conveyor) which is not provided herein; more than two weighing sensors 4 are uniformly arranged on the frame 1 below the discharge gate 8, the scale hopper 3 is connected to more than two weighing sensors 4 below the discharge gate 8, the unloading mechanism 6 is connected below the scale hopper 3, the material transferring mechanism 7 is arranged below the unloading mechanism 6, so that the material discharged from the storage bin 2 is received by the scale hopper 3, the material discharged from the scale hopper 3 is received by the unloading mechanism 6 and is transferred to the material transferring mechanism 7, the material transferred from the unloading mechanism 6 is transferred to a preset place (or position) by the material transferring mechanism 7, and in the process, the weighing sensors 4 are used for measuring the weight of the scale hopper 3, the material arranged in the scale hopper 3, the unloading mechanism 6 and the material arranged on the unloading mechanism 6, that is, the scale hopper 3 is used for receiving the material discharged from the storage bin 2 and transferring the material to the unloading mechanism 6, the unloading mechanism 6 is used for conveying the received material to the material transferring mechanism 7 to realize unloading, the material transferring mechanism 7 is used for conveying the received material to a preset place, the weighing sensor 4 is used for continuously measuring the weight of the scale hopper 3, the material arranged in the scale hopper 3, the unloading mechanism 6 and the material arranged on the unloading mechanism 6, that is, in practical application, the material discharged from the storage bin 2 is received by the scale hopper 3, the material discharged from the scale hopper 3 is received by the unloading mechanism 6, the material conveyed by the unloading mechanism 6 is conveyed to the preset place by the material transferring mechanism 7, and the material discharged from the scale hopper 3 is continuously measured by the weighing sensor 4 in the unloading process, the total weight of the materials in the scale bucket 3, the discharging mechanism 6 and the materials on the discharging mechanism 6 is continuously accumulated, the error is lower, the discharging weight is accurately controlled, the precision can reach +/-0.1 to 0.6 percent FS, the precision is in a thousandth ratio grade, the settlement precision of the bulk material scale is improved by one order of magnitude, specifically, the discharging mechanism 6 adopted in the embodiment preferably comprises any one of a belt conveyor, a screw conveyor and a scraper conveyor, and the material transferring mechanism 7 adopted in the embodiment preferably comprises a belt conveyor.

The utility model discloses working process and principle as follows: firstly, materials to be measured are continuously conveyed into a storage bin 2 through a feeding mechanism 5, a discharge gate 8 of the storage bin 2 is opened, the materials temporarily stored in the storage bin 2 are discharged at a certain speed and enter a scale hopper 3, when the weight of the materials in the scale hopper 3 is higher than a set high material level, the discharge gate 8 of the storage bin 2 is closed, and when the weight of the materials in the scale hopper 3 is lower than a set low material level, the discharge gate 8 of the storage bin 2 can be opened to supplement the materials for the scale hopper 3 until the weight of the materials in the scale hopper 3 is higher than the set high material level; the scale fill 3 is with certain speed to the material of discharge mechanism 6 transport material, discharge mechanism 6 will receive the material transport change material mechanism 7 on, shift the material that discharge mechanism 6 carried to preset the place by changeing material mechanism 7, in this material transfer process, weighing sensor 4 continuous measurement scale fill 3, the material in the scale fill 3, the total weight of the material on discharge mechanism 6 and the discharge mechanism 6, and thus measure out the weight of unloading, when the weight of the material that has been unloaded of measurement reaches the weight of unloading of settlement, discharge mechanism 6 shut down, accomplish and unload.

Compared with the prior art, the utility model discloses following beneficial effect has:

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A high-precision weightless flow accumulative bulk material scale is characterized by comprising a rack, a storage bin, a scale hopper, more than two weighing sensors and a discharging mechanism; the storage bin is arranged on the rack, a plurality of discharge gates are further arranged at the lower part of the storage bin, the storage bin is used for temporarily storing materials, and the discharge gates are used for realizing discharge control of the storage bin; more than two weighing sensor in ejection of compact floodgate below evenly sets up in the frame, the scale fill in ejection of compact floodgate below is connected more than two on the weighing sensor, discharge apparatus connects the below of scale fill, the scale fill is used for receiving the material that the storage silo goes out and with this material transfer to discharge apparatus is last, weighing sensor is used for continuous measurement the scale fill, arrange in material in the scale fill discharge apparatus and arrange in the weight of the last material of discharge apparatus.

2. The high precision weightlessness type flow totalizing bulk material balance according to claim 1, wherein said unloading mechanism comprises any one of a belt conveyor, a screw conveyor, and a scraper conveyor.

3. The high-precision weightlessness type flow totalizing bulk material scale according to claim 1, wherein the discharge gate comprises any one of a pneumatic gate and an electric gate.

4. The high-precision weightlessness type flow accumulative bulk material scale according to claim 1, further comprising a feeding mechanism; the feeding mechanism is arranged above the rack, the storage bin is arranged below the feeding mechanism on the rack, and the feeding mechanism is used for conveying materials into the storage bin.

5. The high-precision weightlessness type flow accumulative bulk material scale according to claim 4, wherein the feeding mechanism comprises any one of a belt conveyor, a screw conveyor, a scraper conveyor, a pipe chain conveyor, a gate unloading device and a pneumatic conveying device.

6. The high-precision weightlessness type flow totalizing bulk material scale according to claim 1, further comprising a material transferring mechanism; the material transferring mechanism is arranged below the discharging mechanism, and materials conveyed by the discharging mechanism are conveyed to a preset place through the material transferring mechanism.

7. The high precision weightlessness type flow totalizing bulk material balance according to claim 6, wherein the material transferring mechanism is a belt conveyor.