Tensioning device for intelligent belt weigher

Abstract

The utility model provides a tensioning device for an intelligent belt weigher. The tensioning device for the intelligent belt weigher comprises a support frame; the conveying belt is mounted on the supporting frame; the fixing plate is fixedly installed on the supporting frame, and the fixing plate is located in the conveying belt; a plurality of electric telescopic rods, wherein the plurality of electric telescopic rods are fixedly mounted on the fixed plate; the mounting plate is mounted on the output rods of the plurality of electric telescopic rods; the plurality of springs are all mounted at the bottom of the mounting plate; and the adjusting frame is mounted at the bottoms of the multiple springs. The tensioning device for the intelligent belt weigher has the advantages that the structure is simple, and the tightness degree of the belt weigher can be adjusted according to the working state of the belt weigher.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent belt scales, in particular to a tensioning device for an intelligent belt scale. Background Art

[0002] A belt scale is an automatic weighing instrument that continuously weighs bulk materials on a conveyor belt without the need to subdivide the mass or interrupt the movement of the conveyor belt. It is mainly classified by load carrier: weighing table load carrier, conveyor load carrier; and by belt speed: single-speed belt scale, variable-speed belt scale.

[0003] Due to belt material problems, after long-term use, existing belt scales will suffer from belt strain and wear, which will lead to reduced tension and loosening of the belt, thereby reducing the weighing accuracy of the belt scale.

[0004] Therefore, it is necessary to provide a new tensioning device for an intelligent belt scale to solve the above technical problems. Utility Model Content

[0005] In order to solve the technical problem that after long-term use, the belt of the existing belt scale is prone to loosening due to strain and wear, the utility model provides a tensioning device for an intelligent belt scale.

[0006] The utility model provides a tensioning device for an intelligent belt scale, comprising: a support frame; a conveyor belt, which is mounted on two pulleys located at both ends of the support frame; a fixed plate, which is fixedly mounted on the support frame, and is located inside the conveyor belt; a plurality of electric telescopic rods, which are all fixedly mounted on the bottom of the fixed plate; a mounting plate, which is mounted on output rods of the plurality of electric telescopic rods; a plurality of springs, which are all mounted on the bottom of the mounting plate; an adjusting frame, which is mounted on the bottom of the plurality of springs and contacts the conveyor belt, and is used to assist in adjusting the tightness of the conveyor belt; a monitoring component, which is arranged between the mounting plate and the adjusting frame, and is used to detect the tensioning degree of the belt scale.

[0007] Preferably, the monitoring assembly includes a trigger rod and a pressure sensor, the trigger rod is fixedly mounted on the bottom of the mounting plate, the pressure sensor is arranged on the top of the adjustment frame, the trigger rod is located directly above the pressure sensor, and the trigger rod can contact the pressure sensor.

[0008] Preferably, a plurality of abutment rollers are rotatably mounted in the adjustment frame, the plurality of abutment rollers are in contact with the conveyor belt, and the plurality of abutment rollers are fixedly sleeved with anti-slip sleeves on the outside.

[0009] Preferably, a plurality of the springs are each provided with a limiting telescopic rod, the outer fixing sleeve of the pressure sensor is provided with a rubber protective sleeve, and the rubber protective sleeve is provided with a through hole.

[0010] Preferably, a weighing device in contact with the conveyor belt is provided on the top of the fixed plate, a motor is mounted on the support frame, and an output shaft of the motor is fixedly connected to a pulley.

[0011] Preferably, observation windows are provided on both sides of the support frame, a plurality of cylinders are provided at the bottom of the support frame, and universal wheels are installed on the output rods of the plurality of cylinders.

[0012] Preferably, a plurality of supporting legs are installed at the bottom of the supporting frame, a plurality of hanging rings are provided at the top of the supporting frame, and a plurality of supporting shafts which are all in contact with the conveyor belt are rotatably installed on the supporting frame.

[0013] Compared with the related art, the tensioning device for the intelligent belt scale provided by the utility model has the following beneficial effects:

[0014] The utility model provides a tensioning device for an intelligent belt scale:

[0015] 1. Materials can be transported through the conveyor belt. The extension length of the output rod on the electric telescopic rod can be adjusted to adjust the strength of the adjusting frame against the conveyor belt, thereby adjusting the tension of the belt scale. By keeping the trigger rod in contact with the pressure sensor, the strength of the adjusting frame against the conveyor belt can be monitored, so as to adjust the tension of the belt scale according to actual conditions. The spring can provide sufficient adjustment space for the adjusting frame. The contact roller can ensure that the conveyor belt can move normally when the adjusting frame contacts the conveyor belt. The anti-slip sleeve can prevent slipping between the conveyor belt and the contact roller, thereby increasing friction loss.

[0016] 2. The limit telescopic rod can prevent the spring from being damaged due to large deformation after being subjected to pressure. The rubber protective cover can protect the pressure sensor. The through hole can ensure that the gas in the rubber protective cover can be discharged normally. The weighing device can weigh the material on the displacement conveyor belt. The motor can drive the conveyor belt to move, so as to realize the weighing transfer of the material.

[0017] 3. The extended length of the output rod of the electric telescopic rod can be observed from outside the device through the observation window, so that it can be timely understood whether the tension adjustment of the belt scale has reached the threshold, so as to facilitate timely handling of the conveyor belt that is opened to the maximum extent, so as to ensure the conveying effect of the conveyor belt on the material. The extended length of the output rod of the cylinder can be adjusted to make the universal wheel contact the ground. The device can be transferred more easily with the assistance of the universal wheel. The support legs can increase the stability of the device when it does not need to be moved. The device can be connected to the lifting equipment by hanging the hook on the hanging ring, so as to facilitate the lifting and transfer of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of a front cross-sectional structure of a preferred embodiment of a tensioning device for an intelligent belt scale provided by the utility model;

[0019] Figure 2 for Figure 1 An enlarged structural diagram of part A shown in FIG.

[0020] Figure 3 for Figure 2 An enlarged schematic diagram of the structure of part B shown in FIG.

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the adjustment frame in the utility model;

[0022] Numbers in the figure: 1. Support frame; 2. Conveyor belt; 3. Support shaft; 4. Universal wheel; 5. Fixed plate; 6. Weighing device; 7. Electric telescopic rod; 8. Mounting plate; 9. Spring; 10. Adjustment frame; 11. Resistance roller; 12. Trigger rod; 13. Pressure sensor; 14. Rubber protective cover; 15. Limit telescopic rod; 16. Observation window; 17. Cylinder; 18. Support leg. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0024] Please refer to Figure 1-Figure 4The tensioning device for the intelligent belt scale includes: a support frame 1; a conveyor belt 2, wherein the conveyor belt 2 is mounted on two pulleys located at both ends of the support frame 1; a fixed plate 5, wherein the fixed plate 5 is fixedly mounted on the support frame 1, and the fixed plate 5 is located inside the conveyor belt 2; a plurality of electric telescopic rods 7, wherein the plurality of electric telescopic rods 7 are fixedly mounted at the bottom of the fixed plate 5; a mounting plate 8, wherein the mounting plate 8 is mounted on the output rods of the plurality of electric telescopic rods 7; a plurality of springs 9, wherein the plurality of springs 9 are mounted at the bottom of the mounting plate 8; an adjusting frame 10, wherein the adjusting frame 10 is mounted at the bottom of the plurality of springs 9 and contacts the conveyor belt, wherein the adjusting frame 10 is used to assist in adjusting the tightness of the conveyor belt 2; a monitoring component, wherein the monitoring component is arranged between the mounting plate 8 and the adjusting frame 10, wherein the monitoring component is used to detect the tension of the belt scale, wherein the conveyor belt 2 can be used to transport materials, and the strength of the adjusting frame 10 against the conveyor belt 2 can be adjusted by adjusting the extension length of the output rod on the electric telescopic rod 7, thereby adjusting the tension of the belt scale.

[0025] The monitoring component includes a trigger rod 12 and a pressure sensor 13. The trigger rod 12 is fixedly mounted on the bottom of the mounting plate 8. The pressure sensor 13 is arranged on the top of the adjusting frame 10. The trigger rod 12 is located directly above the pressure sensor 13. The trigger rod 12 can contact the pressure sensor 13. By keeping the trigger rod 12 in contact with the pressure sensor 13, the force of the adjusting frame 10 against the conveyor belt 2 can be monitored, so that the tension of the belt scale can be adjusted according to actual conditions. Sufficient adjustment space can be provided for the adjusting frame 10 through the spring 9.

[0026] A plurality of contact rollers 11 are rotatably installed inside the adjusting frame 10, and the plurality of contact rollers 11 are all in contact with the conveyor belt 2. The plurality of contact rollers 11 are all fixedly sleeved with anti-skid sleeves. The contact rollers 11 can ensure that the conveyor belt 2 can move normally when the adjusting frame 10 contacts the conveyor belt 2. The anti-skid sleeves can prevent slipping between the conveyor belt 2 and the contact rollers 11, thereby increasing friction loss.

[0027] A limiting telescopic rod 15 is provided inside each of the springs 9, and a rubber protective sleeve 14 is provided outside the fixed sleeve of the pressure sensor 13. The rubber protective sleeve 14 is provided with a through hole. The limiting telescopic rod 15 can prevent the spring 9 from being damaged by a large deformation due to pressure. The rubber protective sleeve 14 can protect the pressure sensor 13, and the through hole can ensure that the gas in the rubber protective sleeve 14 can be discharged normally.

[0028] A weighing device 6 in contact with the conveyor belt 2 is provided on the top of the fixed plate 5. A motor is installed on the support frame 1. The output shaft of the motor is fixedly connected to the pulley. The material on the displacement conveyor belt 2 can be weighed by the weighing device 6, and the conveyor belt 2 can be driven to move by the motor to realize the weighing transfer of the material.

[0029] Observation windows 16 are provided on both sides of the support frame 1, and multiple cylinders 17 are provided at the bottom of the support frame 1. Universal wheels 4 are installed on the output rods of the multiple cylinders 17. The extended length of the output rod of the electric telescopic rod 7 can be observed from outside the device through the observation window 16, so that it is possible to timely understand whether the tension adjustment of the belt scale has reached the threshold, so as to facilitate timely processing of the conveyor belt 2 opened to the maximum extent, so as to ensure the conveying effect of the conveyor belt 2 on the material. The extended length of the output rod of the cylinder 17 can be adjusted to make the universal wheel 4 contact the ground, and the device can be transferred more easily with the assistance of the universal wheel 4.

[0030] The bottom of the support frame 1 is provided with a plurality of support legs 18, the top of the support frame 1 is provided with a plurality of hanging rings, and the support frame 1 is rotatably provided with a plurality of support shafts 3 which are all in contact with the conveyor belt 2. The support legs 18 can increase the stability of the device when the device does not need to be moved, and the device can be connected to the lifting equipment by hanging the hook on the hanging ring, so as to facilitate the lifting and transfer of the device. The conveyor belt can be supported by the support shaft.

[0031] It is worth noting that the circuits, electronic components and modules involved in the present utility model are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present utility model does not involve improvements to software and methods.

[0032] The working principle of the tensioning device for the intelligent belt scale provided by the utility model is as follows:

[0033] This solution also has an electric control cabinet, which is installed on the equipment. When in use, each electrical device can be started and operated through the electric control cabinet. The power connection method of each electrical device is an existing mature technology, which is a well-known technology for people in this field and will not be described in detail here.

[0034] When in use, the conveyor belt 2 is turned on, and the conveyor belt 2 can convey the materials to the weighing device 6 for weighing. When the conveyor belt 2 is loosely tensioned, the force of the trigger rod 12 against the pressure sensor 13 is reduced. At this time, the electric telescopic rod 7 is turned on, and the output rod of the electric telescopic rod 7 is extended to make the contact roller 11 directly contact the conveyor belt 2. As the output rod of the electric telescopic rod 7 is extended, the spring 9 is compressed. At this time, the force of the trigger rod 12 against the pressure sensor 13 increases, so that the conveyor belt 2 is in a taut state. When it is necessary to move the device, the cylinder 17 is turned on, and the output rod of the cylinder 17 is extended to make the universal wheel 4 contact the ground and the support leg 18 away from the ground. At this time, the transfer of the device can be completed by directly pushing the device. When it is necessary to hoist and transfer the device, the hook is hung on the hanging ring to achieve the connection between the device and the hoisting device.

[0035] Compared with the related art, the tensioning device for the intelligent belt scale provided by the utility model has the following beneficial effects:

[0036] The utility model provides a tensioning device for an intelligent belt scale, through which materials can be transported by a conveyor belt 2, and the strength of the adjusting frame 10 against the conveyor belt 2 can be adjusted by adjusting the extension length of the output rod on the electric telescopic rod 7, so that the tension of the belt scale can be adjusted, and the strength of the adjusting frame 10 against the conveyor belt 2 can be monitored by making the trigger rod 12 keep in contact with the pressure sensor 13, so as to facilitate the adjustment of the tension of the belt scale according to actual conditions, and sufficient adjustment space can be provided for the adjusting frame 10 by the spring 9, and the conveyor belt 2 can be ensured to move normally when the adjusting frame 10 is in contact with the conveyor belt 2 by the contact roller 11, and the slipping phenomenon between the conveyor belt 2 and the contact roller 11 can be prevented by the anti-slip sleeve, thereby increasing the friction loss, and the spring 9 can be prevented from being damaged by a large deformation after being subjected to pressure by the limiting telescopic rod 15, and the pressure sensor 13 can be protected by the rubber protective sleeve 14 For protection, the through hole can ensure that the gas in the rubber protective cover 14 can be discharged normally, the material on the displacement conveyor belt 2 can be weighed by the weighing device 6, and the conveyor belt 2 can be driven to move by the motor to realize the weighing and transfer of the material. The extension length of the output rod of the electric telescopic rod 7 can be observed from outside the device through the observation window 16, so that it can be timely understood whether the tension adjustment of the belt scale has reached the threshold, so as to facilitate timely processing of the conveyor belt 2 opened to the maximum extent, so as to ensure the conveying effect of the conveyor belt 2 on the material, and the extension length of the output rod of the cylinder 17 can be adjusted to make the universal wheel 4 contact the ground, and the device can be transferred more easily with the assistance of the universal wheel 4, and the stability of the device can be increased by the support leg 18 when the device does not need to be moved, and the device can be connected to the lifting equipment by hanging the hook on the hanging ring, so as to facilitate the lifting and transfer of the device.

[0037] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. However, on the premise that technical personnel in this field understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A tensioning device for an intelligent belt scale, characterized in that: include: A support frame; a conveyor belt, wherein the conveyor belt is mounted on two pulleys located at both ends of the support frame; A fixed plate, the fixed plate is fixedly mounted on the support frame, and the fixed plate is located inside the conveyor belt; A plurality of electric telescopic rods, each of which is fixedly mounted on the bottom of the fixing plate; a mounting plate, each of which is mounted on the output rods of the plurality of electric telescopic rods; A plurality of springs, each of which is mounted at the bottom of the mounting plate; an adjusting frame, which is mounted at the bottom of the plurality of springs and in contact with the conveyor belt, and is used to assist in adjusting the tightness of the conveyor belt; a monitoring component, which is disposed between the mounting plate and the adjusting frame, and is used to detect the tension of the belt scale.

2. The tensioning device for an intelligent belt scale according to claim 1, characterized in that: The monitoring assembly includes a trigger rod and a pressure sensor. The trigger rod is fixedly mounted on the bottom of the mounting plate. The pressure sensor is arranged on the top of the adjustment frame. The trigger rod is located directly above the pressure sensor, and the trigger rod can contact the pressure sensor.

3. The tensioning device for an intelligent belt scale according to claim 1, characterized in that: A plurality of abutment rollers are rotatably mounted in the adjusting frame, the plurality of abutment rollers are in contact with the conveyor belt, and an anti-slip sleeve is fixedly sleeved outside the plurality of abutment rollers.

4. The tensioning device for an intelligent belt scale according to claim 2, characterized in that: A plurality of the springs are each provided with a limiting telescopic rod, the outer fixing sleeve of the pressure sensor is provided with a rubber protective sleeve, and the rubber protective sleeve is provided with a through hole.

5. The tensioning device for an intelligent belt scale according to claim 1, characterized in that: A weighing device in contact with the conveyor belt is arranged on the top of the fixed plate, a motor is installed on the support frame, and an output shaft of the motor is fixedly connected to the pulley.

6. The tensioning device for an intelligent belt scale according to claim 1, characterized in that: Observation windows are arranged on both sides of the support frame, a plurality of cylinders are arranged at the bottom of the support frame, and universal wheels are installed on the output rods of the plurality of cylinders.

7. The tensioning device for an intelligent belt scale according to claim 1, characterized in that: A plurality of supporting legs are installed at the bottom of the supporting frame, a plurality of hanging rings are arranged at the top of the supporting frame, and a plurality of supporting shafts which are all in contact with the conveyor belt are rotatably installed on the supporting frame.

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