CN218271001U

CN218271001U - Reclaimer operation metering device

Info

Publication number: CN218271001U
Application number: CN202222907991.4U
Authority: CN
Inventors: 王彬; 魏士博; 李双; 刘子琪; 邵乐
Original assignee: Tianjin Port Yuanhang International Ore Terminal Co ltd
Current assignee: Tianjin Port Yuanhang International Ore Terminal Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-01-10
Anticipated expiration: 2032-11-02

Abstract

The utility model provides a reclaimer operation metering device, include: the system comprises a plurality of weighing units, a field signal acquisition unit, a terminal processor and a boom belt conveyor, wherein the middle part of the boom belt conveyor is provided with the weighing units and a three-dimensional attitude tracking and comparing unit. The utility model discloses beneficial effect: the influence quantity of the angle change on weighing can be accurately calculated and corrected through the 7 weighing units and the three-dimensional attitude tracking and comparing unit, the operation metering precision of the reclaimer is obviously improved, a large locomotive driver can conveniently and truly master the operation flow and operation progress condition in real time, 1-time material taking of a single train is realized, and the whole operation efficiency of a loading and unloading line is obviously improved; moreover, the excess materials after operation are less, and the vehicle is basically transported for 1 time, so that the production cost is effectively reduced, and the effect is good.

Description

Reclaimer operation metering device

Technical Field

The utility model belongs to the technical field of reclaimer metering equipment, especially, relate to a reclaimer operation metering device.

Background

The bucket-wheel reclaimer is a key component of a material taking-loading train process flow, an operation metering device is arranged at an arm support of a large machine, and during the operation process of the large machine, along with the change of the pitching angle of the arm support, the metering precision can be greatly reduced, so that the loading efficiency is influenced, and particularly, the influence on the loading efficiency in the operation ending stage is obvious. Because the accurate measurement can not be accomplished, the material is got too much sometimes in this stage, leads to more clout to appear after the loading, needs the vehicle to have bad luck many times and pulls away, has increased manufacturing cost. And the other condition is that the material taking is insufficient, so that the material taking is performed for two times or more, the operation time is prolonged, and the power consumption of a process system is improved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a reclaimer operation metering device to solve the problem that current metering device can't accomplish accurate measurement and lead to that manufacturing cost increases, length increases during the operation and the power consumptive quantity of process systems improves.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a reclaimer operation metering device, comprising:

the weighing units are all arranged in the middle of the arm frame belt conveyor and are used for weighing materials;

the three-dimensional attitude tracking and comparing unit is arranged among the weighing units and is used for detecting, correcting and compensating the states of weighing sensors of the weighing units in vertical pitching, left-right moving and side tilting directions;

the weighing unit, the three-dimensional attitude tracking and comparing unit and the speed sensor of the arm support belt conveyor are all in communication connection with the on-site signal acquisition unit, and the on-site signal acquisition unit is used for converting acquired analog signals into digital signals and sending the digital signals to the terminal processor;

the field signal acquisition unit is in communication connection with the terminal processor, and the terminal processor is used for processing the digital signal of the field signal acquisition unit to obtain the weight of the material;

the arm support belt conveyor is used for material transition and driving the weighing unit and the three-dimensional attitude tracking and comparing unit to transmit.

Further, the number of the weighing units is 7.

Furthermore, the 7 weighing units are arranged in an array in the middle of the arm support belt conveyor, and the three-dimensional attitude tracking and comparing unit is positioned between the third weighing unit and the fourth weighing unit from left to right.

Furthermore, the weighing unit comprises a weighing sensor, a weighing support, a first weighing idler group and a second weighing idler group, the weighing support is installed at the top of the weighing sensor, the first weighing idler group and the second weighing idler group are respectively installed at the top of the weighing support, the first weighing idler group and the second weighing idler group are both in transmission connection with the arm frame belt conveyor, and the weighing sensor is in communication connection with the field signal acquisition unit.

Furthermore, the weighing support comprises a supporting rod and a supporting seat, the bottom of the supporting rod is connected with a weighing sensor, the top of the supporting rod is installed to the middle of the bottom end of the supporting seat, and the top of the supporting seat is used for installing a first weighing carrier roller group and a second weighing carrier roller group.

Furthermore, the supporting rod is of a telescopic rod structure.

Furthermore, the arm support belt conveyor comprises a speed sensor, a first transition carrier roller group, a second transition carrier roller group and a belt conveyor driving motor, wherein the first transition carrier roller group is located on the left side of the 7 weighing units, the first transition carrier roller group is provided with the speed sensor, the second transition carrier roller group is located on the right side of the 7 weighing units, and the belt conveyor driving motor is used for driving the first transition carrier roller group, the first weighing carrier roller group, the second transition carrier roller group and carrier roller group transmission in the three-dimensional attitude tracking comparison unit.

Compared with the prior art, a reclaimer operation metering device have following advantage:

the utility model discloses a reclaimer operation metering device, through 7 weighing units and three-dimensional attitude tracking comparing unit can the accurate calculation angle change to the influence volume of weighing and revise, reclaimer's operation measurement accuracy obviously improves, has made things convenient for big locomotive driver true and real-time master operation flow and operation progress condition, has realized that 1 time of single train gets the material and targets in place, the whole operating efficiency of getting the dress line is showing and is promoting; moreover, the excess materials after operation are less, and the vehicle is basically transported for 1 time, so that the production cost is effectively reduced, and the effect is good.

Drawings

The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:

fig. 1 is a schematic view of an overall structure according to an embodiment of the present invention;

fig. 2 is an installation schematic diagram of the weighing unit, the three-dimensional attitude tracking comparison unit and the arm support belt conveyor according to the embodiment of the present invention;

fig. 3 is a schematic view of a weighing bracket according to an embodiment of the present invention.

Description of reference numerals:

1. a weighing unit; 11. a weighing sensor; 12. a weighing bracket; 121. a support bar; 122. a supporting base; 13. a number of weighing idler sets; 14. a second weighing idler group; 2. a three-dimensional attitude tracking comparison unit; 3. a field signal acquisition unit; 4. a terminal processor; 5. a boom belt conveyor; 51. a speed sensor; 52. a first transition carrier roller group; 53. and a second transition carrier roller group.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 3, a reclaimer work metering device includes:

the weighing units 1 are all arranged in the middle of the arm frame belt conveyor 5, and the weighing units 1 are used for weighing materials;

a three-dimensional attitude tracking comparison unit 2, the three-dimensional attitude tracking comparison unit 2 being installed between the plurality of weighing units 1, the three-dimensional attitude tracking comparison unit 2 being configured to detect and correct and compensate states of the weighing sensors 11 of the weighing units 1 in 3 directions of vertical pitch, lateral movement, and roll;

the weighing unit 1, the three-dimensional attitude tracking and comparing unit 2 and the speed sensor 51 of the arm frame belt conveyor 5 are all in communication connection with the on-site signal acquisition unit 3, and the on-site signal acquisition unit 3 is used for converting acquired analog signals into digital signals and sending the digital signals to the terminal processor 4;

the terminal processor 4 is in communication connection with the field signal acquisition unit 3, and the terminal processor 4 is used for processing the digital signal of the field signal acquisition unit 3 to obtain the weight of the material;

the device comprises a boom belt conveyor 5, wherein a weighing unit 1 and a three-dimensional attitude tracking and comparing unit 2 are arranged in the middle of the boom belt conveyor 5, and the boom belt conveyor 5 is used for material transition and driving the weighing unit 1 and the three-dimensional attitude tracking and comparing unit 2 to transmit.

The application discloses metering device can accurately calculate the influence quantity of angle change to weighing and revise through 7 weighing unit 1 and three-dimensional attitude tracking comparing unit 2, and the operation measurement accuracy of reclaimer obviously improves, has made things convenient for the big locomotive driver really and has mastered the operation flow and the operation progress condition in real time, has realized that 1 time of single train gets the material and targets in place, gets the whole operating efficiency of dress line and is showing and promote. Moreover, the excess materials after operation are less, and the vehicle is basically transported for 1 time, so that the production cost is effectively reduced, and the effect is good.

In a preferred embodiment of the present invention, the number of weighing cells 1 is 7. The 7 weighing units 1 are arranged in an array mode to the middle of the arm frame belt conveyor 5, and the three-dimensional posture tracking and comparing unit 2 is located between the third weighing unit 1 and the fourth weighing unit 1 from left to right. The purpose of this is to be able to accurately calculate and correct the amount of influence of the change in angle on the weighing.

The utility model relates to an in preferred embodiment, weighing unit 1 includes weighing sensor 11, weighing support 12, a weighing idler group 13 and No. two weighing idler group 14, weighing support 12 is installed at weighing sensor 11 top, and a weighing idler group 13 and No. two weighing idler group 14 are installed respectively at weighing support 12 top, a weighing idler group 13, no. two weighing idler group 14 all are connected with the transmission of cantilever crane belt feeder 5, weighing sensor 11 and on-the-spot signal acquisition unit 3 communication connection, weighing sensor 11 is prior art, and when in-service use, weighing sensor 11 feeds back the data of gathering to on-the-spot signal acquisition unit 3.

The utility model relates to a preferred embodiment, the support for weighing 12 includes bracing piece 121 and supporting seat 122, bracing piece 121 bottom is connected with weighing sensor 11, bracing piece 121 top is installed to supporting seat 122 bottom middle part, supporting seat 122 top is used for installing a first weighing idler group 13 and No. two weighing idler groups 14. The bracing piece 121 is telescopic rod structure, and when in actual use, between bracing piece 121 and the weighing sensor 11, all can dismantle the connection between bracing piece 121 and the supporting seat 122, bracing piece 121 is telescopic rod structure can be through adjusting bolt and then adjust the height of supporting seat 122 on the bracing piece 121, and the practicality is stronger.

The utility model relates to an in preferred embodiment, cantilever crane belt feeder 5 includes speedtransmitter 51, a transition bearing roller group 52, no. two transition bearing roller groups 53 and belt feeder driving motor, a transition bearing roller group 52 is located 7 the left side of weighing unit 1, install speedtransmitter 51 on the transition bearing roller group 52, no. two transition bearing roller group 53 is located 7 the right side of weighing unit 1, belt feeder driving motor is used for driving a transition bearing roller group 52, a weighing bearing roller group 13, no. two weighing bearing roller group 14, no. two transition bearing roller group 5, the transmission of bearing roller group in the three-dimensional attitude tracking comparison unit 3, and in this embodiment, belt feeder driving motor is prior art, and belt feeder driving motor is used for driving a transition bearing roller group 52, a weighing bearing roller group 13, no. two weighing bearing roller group 14, no. two transition bearing roller group 5, the transmission of three-dimensional attitude tracking comparison unit 3 is prior art. The belt conveyor driving motor can drive the first transition carrier roller group 52, the first weighing carrier roller group 13, the second weighing carrier roller group 14, the second transition carrier roller group 5 and the carrier roller groups in the three-dimensional attitude tracking comparison unit 3, so that the transmission of materials is realized.

In the prior art, the material taking machine original operation metering device is in a traditional belt weigher form, namely a common belt weigher and an angle sensor are formed, the sensor is installed at the end of a cantilever shaft, under the dynamic operation of a large machine, particularly when a pitching mechanism acts, the detection response speed is low, the difference between the change of a measured angle and the change of an actual angle of a weigher body is large, the metering accuracy is low, the error is larger than or equal to 5 percent and even reaches 10-30 percent, the belt weigher only can be used as a qualitative indication, and accurate metering data cannot be provided.

The application adopts the high-precision mobile array type belt scale device to thoroughly solve the problems. The device comprises N weighing units 1, wherein the weighing units 1 adopt a scale body structure, the scale body structure is supported by a single point of a weighing sensor 11, two groups of weighing carrier rollers are arranged at the upper part of the scale body structure, and N (N = 2-10) weighing units 1 are continuously arranged to form a weighing array. When the material passes through the weighing unit 1, the weighing sensor 11 converts the weight signal into an electric signal and transmits the electric signal to the field signal acquisition unit 2 (prior art). The on-site signal acquisition unit 2 converts the acquired analog signals into digital signals and sends the digital signals to the terminal processor 4 (prior art). After being processed by the end processor 4, the weight of the material (which is the weight of the weighing unit 1 to be removed) is obtained, and the working principle is shown in fig. 1.

The utility model discloses a 1 order series connection of 8 weighing unit is installed on big cantilever crane belt feeder, constitute 1 array, as shown in fig. 2, wherein contained 1 three-dimensional gesture tracking comparing unit 3, three-dimensional gesture tracking comparing unit 3 is the same with weighing unit 1, also be a weighing unit, only a plurality of three-dimensional gesture tracking comparison plug-in components, three-dimensional gesture tracking comparison plug-in components are prior art, three-dimensional gesture tracking comparison plug-in components can be to the weighing sensor in three-dimensional gesture tracking comparing unit 3 at perpendicular every single move, remove about, 3 ascending states of heeling detect and revise the compensation, effectively restrain the error that the angle change arouses, the measurement precision improves by a wide margin than traditional belt weigher.

After the hardware of the metering device is installed, the data of the metering device can be transmitted to an upper computer HMI of a cab and a field central control room through the existing Profibus-DP communication on the material taking machine, and the automatic metering of the material taking operation of the single-train is realized.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a reclaimer operation metering device which characterized in that: the method comprises the following steps:

the weighing units (1) are all installed in the middle of the arm support belt conveyor (5), and the weighing units (1) are used for weighing materials;

the three-dimensional attitude tracking and comparing unit (2) is installed among the weighing units (1), and the three-dimensional attitude tracking and comparing unit (2) is used for detecting, correcting and compensating the states of the weighing sensors (11) of the weighing units (1) in vertical pitching, left-right moving and rolling directions;

the system comprises a field signal acquisition unit (3), wherein the weighing unit (1), a three-dimensional attitude tracking comparison unit (2) and a speed sensor (51) of the arm support belt conveyor (5) are all in communication connection with the field signal acquisition unit (3), and the field signal acquisition unit (3) is used for converting acquired analog signals into digital signals and sending the digital signals to a terminal processor (4);

the terminal processor (4), the field signal acquisition unit (3) is in communication connection with the terminal processor (4), and the terminal processor (4) is used for processing the digital signal of the field signal acquisition unit (3) to obtain the weight of the material;

the device comprises a boom belt conveyor (5), wherein a weighing unit (1) and a three-dimensional attitude tracking and comparing unit (2) are arranged in the middle of the boom belt conveyor (5), and the boom belt conveyor (5) is used for material transition and driving the weighing unit (1) and the three-dimensional attitude tracking and comparing unit (2) to transmit.

2. The reclaimer work metering device of claim 1, wherein: the number of the weighing units (1) is 7.

3. The reclaimer work metering device of claim 2, wherein: the 7 weighing units (1) are arranged in an array mode to the middle of the arm support belt conveyor (5), and the three-dimensional attitude tracking and comparing unit (2) is located between the third weighing unit (1) and the fourth weighing unit (1) from left to right.

4. The reclaimer work metering device of claim 2, wherein: the weighing unit (1) comprises a weighing sensor (11), a weighing support (12), a first weighing idler group (13) and a second weighing idler group (14), the weighing support (12) is installed at the top of the weighing sensor (11), the first weighing idler group (13) and the second weighing idler group (14) are installed at the top of the weighing support (12) respectively, the first weighing idler group (13) and the second weighing idler group (14) are in transmission connection with the arm support belt conveyor (5), and the weighing sensor (11) is in communication connection with the field signal acquisition unit (3).

5. The reclaimer work metering device of claim 4, wherein: weighing support (12) include bracing piece (121) and supporting seat (122), bracing piece (121) bottom is connected with weighing sensor (11), bracing piece (121) top is installed to supporting seat (122) bottom middle part, supporting seat (122) top is used for installing a first weighing idler group (13) and No. two weighing idler group (14).

6. The reclaimer work metering device of claim 5, wherein: the supporting rod (121) is of a telescopic rod structure.

7. The reclaimer work metering device of claim 4, wherein: the arm support belt conveyor (5) comprises speed sensors (51), a first transition carrier roller group (52), a second transition carrier roller group (53) and a belt conveyor driving motor, wherein the first transition carrier roller group (52) is located on the left side of 7 weighing units (1), the speed sensors (51) are installed on the first transition carrier roller group (52), the second transition carrier roller group (53) is located on the right side of the 7 weighing units (1), and the belt conveyor driving motor is used for driving the carrier roller group transmission in the first transition carrier roller group (52), the first weighing carrier roller group (13), the second weighing carrier roller group (14), the second transition carrier roller group (53) and the three-dimensional attitude tracking comparison unit (2).