Concrete discharge silo anti-blocking device

Abstract

The present invention discloses a device for preventing concrete discharging bin from blocking up, comprising a storage bin, a support frame and a conveyor belt, wherein the storage bin is mounted on the support frame, the conveyor belt is mounted on the support frame and is located below the storage bin, a gravity monitoring mechanism is mounted on the conveyor belt, an auxiliary dredging mechanism is mounted at the lower end of the storage bin, and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism. The present invention arranges a gravity monitoring mechanism on the conveyor belt, and monitors and judges whether there is material on the conveyor belt through a sensor in the gravity monitoring mechanism. If there is no material, it means that the bin port is blocked, and a controller controls a cylinder in the auxiliary dredging mechanism to start up, and the cylinder drives a movable rod to move, so that the material at the bin port becomes scattered, and the raw materials are pushed onto the conveyor belt through the material pushing mechanism, so that the conveyor belt can continue to transport the material normally.

Description

Technical Field

[0001] The invention relates to the field of concrete preparation, in particular to a concrete discharging bin anti-blocking device. Background Art

[0002] Concrete, abbreviated as "tóng", is a general term for engineering composite materials that are cemented into a whole by cementitious materials. The term concrete usually refers to cement as a cementitious material, sand and stone as aggregates, and water (which may contain admixtures and additives) in a certain proportion, and then mixed to obtain cement concrete, also known as ordinary concrete, which is widely used in civil engineering.

[0003] Concrete is prepared by mixing cement, sand, gravel, water and water reducing agent. The advantages of such concrete are high compressive strength, easy material acquisition, easy molding, low price, and can be combined with steel to make various load-bearing components. In the prior art, in the preparation process of concrete, different types of seed materials are often required to be stirred and premixed. The premixed materials are gathered to the discharge port at the lower end of the storage bin under the action of gravity, which can easily block the discharge port, affecting the continuity of the entire concrete preparation work, affecting equipment efficiency and causing economic losses. In view of this, in-depth research was conducted on the above-mentioned issues, resulting in this case. Summary of the invention

[0004] The purpose of the present invention is to solve the above problems and to design a concrete discharge bin anti-blocking device.

[0005] To achieve the above-mentioned purpose, the technical solution of the present invention is that a concrete discharge bin anti-blocking device comprises a storage bin, a support frame and a conveyor belt, wherein the storage bin is mounted on the support frame, the conveyor belt is mounted on the support frame and is located below the storage bin, a gravity monitoring mechanism is mounted on the conveyor belt, an auxiliary dredging mechanism is mounted at the lower end of the storage bin, and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism;

[0006] The gravity monitoring mechanism comprises: a pressure monitoring structure, a bracket and an optical monitoring structure;

[0007] The pressure monitoring structure is installed in the conveyor belt and is located at the lower side of the upper end surface of the conveyor belt. The bracket is installed on both sides of the conveyor belt. The optical monitoring structure is installed on the bracket.

[0008] The auxiliary dredging mechanism comprises: a fixed seat, a power control structure and a reciprocating dredging structure;

[0009] The fixing seat is installed on the supporting frame and is located on the side wall of the storage bin. The power control structure is installed on the fixing seat. The reciprocating dredging structure is installed on one end of the power control structure.

[0010] The pressure monitoring structure includes: a first pressure sensor, a second pressure sensor, a signal processing module and a controller;

[0011] The first pressure sensor is installed in the conveyor belt and is located at the lower side of the upper end surface of the conveyor belt. The second pressure sensor is installed in the conveyor belt and is located on one side of the first pressure sensor. The signal processing module is installed on the side wall of the conveyor belt and is connected to the first pressure sensor and the second pressure sensor. The controller is installed on one side of the signal processing module and is connected to the signal processing module.

[0012] The optical monitoring structure includes: an infrared signal transmitter, an infrared signal receiver and a signal transmission module;

[0013] The infrared signal transmitter is installed on the inner wall of the bracket, the infrared signal receiver is installed on the other side wall of the bracket and matches the infrared signal transmitter, and the signal transmission module is installed on the bracket and connected to the signal processing module.

[0014] The power control structure includes: a suspension, a cylinder and a connecting block;

[0015] The suspension is installed on the fixed seat, the cylinder is installed in the suspension along the horizontal direction, and the movable end of the cylinder is facing the discharge port of the storage bin, and the connecting block is installed in the suspension and connected to the cylinder.

[0016] The compound dredging structure comprises: a pair of limit sleeves with the same structure, a sliding rod, a pair of limit blocks with the same structure and a pair of dredging rods with the same structure;

[0017] A pair of the limit sleeves are respectively installed on the two ends of the discharge port of the storage bin, the slide rod is sleeved in the pair of the limit sleeves, a pair of the limit blocks are respectively installed on the slide rod and located on the inner side of the pair of limit sleeves, and a pair of the dredging rods are respectively embedded on the slide rod.

[0018] The material pushing mechanism includes: a material guide trough, an auxiliary material pushing structure and a vibrating feeding structure. The material guide trough is installed at the opening position of the lower end of the storage bin, and one end is movably connected to the side wall of the storage bin. The auxiliary material pushing structure is installed on the material guide trough and is located at the upper end position of the material guide trough. The vibrating feeding structure is installed on the lower end surface of the material guide trough.

[0019] The auxiliary feeding assembly comprises: a fixed frame, a first electric push rod, a pair of limit slots with the same structure and a push plate;

[0020] The fixing frame is mounted on the material guide trough, the first electric push rod is mounted in the fixing frame, a pair of limit grooves are respectively mounted on the two side walls of the material guide trough, the push plate is mounted in the material guide trough, and both ends are respectively inserted into the pair of limit grooves and connected to the movable end of the first electric push rod.

[0021] The vibration feeding structure comprises: a pair of connecting rods with the same structure, a pair of tension springs with the same structure and a vibration motor;

[0022] The upper ends of a pair of connecting rods are movably connected to the lower side walls of the storage bin, one end of a pair of tension springs is respectively embedded in the lower ends of the pair of connecting rods, and the other end is connected to the material guide trough, and the vibration motor is installed on the lower side wall of the material guide trough.

[0023] A limiting frame is installed between the first pressure sensor, the second pressure sensor and the conveyor belt, and the limiting frame is used to fix the first pressure sensor and the second pressure sensor.

[0024] The limiting sleeve adopts a cavity structure with a rectangular inner edge, and the cross section of the sliding rod is rectangular and matches the size of the inner edge of the limiting sleeve.

[0025] The concrete discharging bin anti-blocking device manufactured by utilizing the technical solution of the present invention, the concrete discharging bin anti-blocking device, by arranging a gravity monitoring mechanism on the conveyor belt, and monitoring and judging whether there is material on the conveyor belt through the sensor in the gravity monitoring mechanism, if there is no material, it means that the bin opening is blocked, the controller will control the cylinder in the auxiliary dredging mechanism to start, the cylinder drives the movable rod to move, so that the material at the bin opening position becomes scattered, and the raw materials are pushed onto the conveyor belt through the material pushing mechanism, and the conveyor belt can continue to convey the material normally, thus solving the problem that in the prior art, different kinds of seed materials often need to be stirred and premixed during the preparation of concrete, and the premixed materials gather to the discharge port position at the lower end of the discharging bin under the action of gravity, which is very easy to block the discharge port, affecting the continuity of the entire concrete preparation work, affecting the equipment efficiency, and causing economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the main structure of the concrete discharge silo anti-blocking device of the present invention.

[0027] Figure 2 It is a partially enlarged structural schematic diagram of the concrete discharge silo anti-blocking device of the present invention.

[0028] Figure 3 This is a schematic structural diagram of the AA position side view of the concrete discharge silo anti-blocking device of the present invention.

[0029] Figure 4It is a schematic diagram of the top structure of the gravity monitoring mechanism of the concrete discharge silo anti-blocking device of the present invention.

[0030] Figure 5 It is a schematic diagram of the enlarged structure of position a of the concrete discharge silo anti-blocking device of the present invention.

[0031] In the figure: 1. storage bin; 2. support frame; 3. conveyor belt; 4. bracket; 5. fixed seat; 6. first pressure sensor; 7. second pressure sensor; 8. signal processing module; 9. controller; 10. infrared signal transmitter; 11. infrared signal receiver; 12. signal transmission module; 13. suspension; 14. cylinder; 15. connecting block; 16. limit sleeve; 17. slide rod; 18. limit block; 19. dredging rod; 20. material guide trough; 21. fixed frame; 22. first electric push rod; 23. limit groove; 24. push plate; 25. connecting rod; 26. tension spring; 27. vibration motor; 28. limit frame. DETAILED DESCRIPTION

[0032] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1-5As shown, the anti-blocking device for concrete discharge bin comprises a storage bin 1, a support frame 2 and a conveyor belt 3, wherein the storage bin 1 is mounted on the support frame 2, the conveyor belt 3 is mounted on the support frame 2 and is located below the storage bin 1, a gravity monitoring mechanism is mounted on the conveyor belt 3, an auxiliary dredging mechanism is mounted at the lower end of the storage bin 1, and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism; the gravity monitoring mechanism comprises: a pressure monitoring structure, a bracket 4 and an optical monitoring structure; the pressure monitoring structure is mounted in the conveyor belt 3 and is located at the lower side of the upper end surface of the conveyor belt 3, and the bracket 4 is mounted on both sides of the conveyor belt 3 The optical monitoring structure is mounted on the bracket 4; the auxiliary dredging mechanism includes: a fixed seat 5, a power control structure and a reciprocating dredging structure; the fixed seat 5 is mounted on the support frame 2 and is located on the side wall of the storage bin 1, the power control structure is mounted on the fixed seat 5, and the reciprocating dredging structure is mounted on one end of the power control structure, and the pressure monitoring structure includes: a first pressure sensor 6, a second pressure sensor 7, a signal processing module 8 and a controller 9; the first pressure sensor 6 is mounted in the conveyor belt 3 and is located on the lower side of the upper end surface of the conveyor belt 3, and the second pressure sensor 7 is mounted The signal processing module 8 is installed in the conveyor belt 3 and is located on one side of the first pressure sensor 6. The signal processing module 8 is installed on the side wall of the conveyor belt 3 and is connected to the first pressure sensor 6 and the second pressure sensor 7. The controller 9 is installed on one side of the signal processing module 8 and is connected to the signal processing module 8. The optical monitoring structure includes: an infrared signal transmitter 10, an infrared signal receiver 11 and a signal transmitting module 12; the infrared signal transmitter 10 is installed on the inner wall of the bracket 4, the infrared signal receiver 11 is installed on the other side wall of the bracket 4, and is connected to the infrared signal transmitter 10. Matching, the signal transmitting module 12 is installed on the bracket 4 and connected to the signal processing module 8, the power control structure includes: a suspension 13, a cylinder 14 and a connecting block 15; the suspension 13 is installed on the fixing seat 5, the cylinder 14 is installed in the suspension 13 along the horizontal direction, and the movable end of the cylinder 14 is directly opposite to the discharge port of the storage bin 1, the connecting block 15 is installed in the suspension 13 and connected to the cylinder 14, the compound dredging structure includes: a pair of limit sleeves 16 with the same structure, a sliding rod 17, a pair of limit blocks 18 with the same structure and a pair of dredging rods 19 with the same structure;A pair of the limiting sleeves 16 are respectively installed at both ends of the discharge port of the storage bin 1, the slide bar 17 is sleeved in the pair of limiting sleeves 16, a pair of the limiting blocks 18 are respectively installed on the slide bar 17 and located on the inner side of the pair of limiting sleeves 16, a pair of the dredging rods 19 are respectively embedded in the slide bar 17, and the material pushing mechanism includes: a guide trough 20, an auxiliary pushing structure and a vibration feeding structure, the guide trough 20 is installed at the lower opening position of the storage bin 1, and one end The auxiliary material pushing structure is movably connected to the side wall of the storage bin 1, and is installed on the material guide trough 20 and is located at the upper end position of the material guide trough 20. The vibrating feeding structure is installed on the lower end surface of the material guide trough 20. The auxiliary material feeding assembly includes: a fixed frame 21, a first electric push rod 22, a pair of limit grooves 23 with the same structure, and a push plate 24. The fixed frame 21 is installed on the material guide trough 20, the first electric push rod 22 is installed in the fixed frame 21, and the pair of limit grooves 23 are divided into The push plate 24 is installed on the two side walls of the guide trough 20, and the two ends are respectively set in a pair of the limit grooves 23 and connected to the movable end of the first electric push rod 22. The vibration feeding structure includes: a pair of connecting rods 25 with the same structure, a pair of tension springs 26 with the same structure and a vibration motor 27. The upper ends of the pair of connecting rods 25 are respectively movably connected to the lower side wall of the storage bin 1, one end of the pair of tension springs 26 is respectively embedded on the lower ends of the pair of connecting rods 25, and the other end is connected to the guide trough 20. The vibration motor 27 is installed on the lower side wall of the guide trough 20. A limit frame 28 is installed between the first pressure sensor 6 and the second pressure sensor 7 and the conveyor belt 3. The limit frame 28 is used to fix the first pressure sensor 6 and the second pressure sensor 7. The limit sleeve 16 adopts a cavity structure with a rectangular inner edge. The cross section of the slide rod 17 is rectangular and matches the size of the inner edge of the limit sleeve 16. ;

[0033] The characteristics of this embodiment are as follows: it includes a storage bin 1, a support frame 2 and a conveyor belt 3. The storage bin 1 is mounted on the support frame 2, the conveyor belt 3 is mounted on the support frame 2 and is located below the storage bin 1, a gravity monitoring mechanism is mounted on the conveyor belt 3, an auxiliary dredging mechanism is mounted at the lower end of the storage bin 1, and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism; the gravity monitoring mechanism includes: a pressure monitoring structure, a bracket 4 and an optical monitoring structure; the pressure monitoring structure is mounted in the conveyor belt 3 and is located on the lower side of the upper end surface of the conveyor belt 3, the bracket 4 is mounted on both sides of the conveyor belt 3, and the optical monitoring structure is mounted on the bracket 4; the auxiliary dredging mechanism includes: a fixed seat 5, a power control structure and a reciprocating dredging structure; the fixed seat 5 is mounted on the support frame 2 and is located on the side wall of the storage bin 1, the power control structure is mounted on the fixed seat 5, and the reciprocating dredging structure Installed on one end of the power control structure; the concrete discharge bin anti-blocking device, by arranging a gravity monitoring mechanism on the conveyor belt 3, and monitoring and judging whether there is material on the conveyor belt 3 through the sensor in the gravity monitoring mechanism, if there is no material, it means that the bin mouth is blocked, the controller 9 will control the cylinder 14 in the auxiliary dredging mechanism to start, the cylinder 14 drives the movable rod to move, so that the material at the bin mouth position becomes scattered, and the raw materials are pushed to the conveyor belt 3 through the material pushing mechanism, and the conveyor belt 3 can continue to convey the material normally, which solves the problem that in the prior art, different types of seed materials often need to be stirred and premixed during the preparation of concrete, and the premixed materials gather to the discharge port position at the lower end of the discharge bin under the action of gravity, which is very easy to block the discharge port, affecting the continuity of the entire concrete preparation work, affecting the equipment efficiency and causing economic losses.

[0034] The following are the models of some of the electrical components mentioned in this case;

[0035] Conveyor belt: Refer to the TD4031 brick factory concrete mixing station conveyor belt produced by Shanghai Fengyi Machinery Equipment Co., Ltd.

[0036] The first pressure sensor and the second pressure sensor: refer to the TGQ-001 flexible film pressure sensor produced by Guangdong Nanhai Qiming Everbright Technology Co., Ltd.

[0037] Signal processing module: Refer to the TMS320F28335PGFA signal processor produced by Xinhewei official flagship store.

[0038] Controller: Refer to the FX1N-10MR-10 programmable controller produced by Shenzhen Weisheng Zhikong Power Store.

[0039] Signal transmitting module: Refer to the EMR-EAI08-V signal collector produced by Shenzhen Changwei Technology Co., Ltd.

[0040] Cylinder: Refer to the SC series standard cylinder of Zhongzhuo Pneumatic Technology Co., Ltd.

[0041] The first electric linear actuator: refer to the XTL100 electric linear actuator produced by Changzhou Louis Electric Linear Actuator Co., Ltd.

[0042] Vibration motor: Refer to the TO / TB series adjustable excitation force vibration motor produced by Shenzhen Xinjiahong Technology Co., Ltd.

[0043] The following is a description of the shapes and materials of some of the parts in this case;

[0044] Support frame: Made of Q235 rectangular frame structure, used to support the entire device.

[0045] Fixed seat: Made of Q235 rectangular block structure, used to fix the suspension.

[0046] Sliding rod: Made of Q235 material, with a rectangular cross section.

[0047] Fixed frame: It adopts Q235 material rectangular frame structure and is used to fix the first electric push rod.

[0048] Limiting groove: It adopts Q235 material rectangular slide structure, which is used to limit the push plate.

[0049] Limiting frame: It adopts a rectangular frame structure made of Q235 material and is used to fix the first pressure sensor and the second pressure sensor.

[0050] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and does not explain the electrical control.

[0051] Embodiment: By the specification attached Figure 1-5It can be seen that this scheme includes a storage bin 1, a support frame 2 and a conveyor belt 3. The storage bin 1 is mounted on the support frame 2, the conveyor belt 3 is mounted on the support frame 2 and is located below the storage bin 1, a gravity monitoring mechanism is mounted on the conveyor belt 3, an auxiliary dredging mechanism is mounted at the lower end of the storage bin 1, and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism; wherein the gravity monitoring mechanism includes: a pressure monitoring structure, a bracket 4 and an optical monitoring structure, and their positional relationship and connection relationship are as follows: the pressure monitoring structure is mounted in the conveyor belt 3 and is located on the lower side of the upper end surface of the conveyor belt 3, the bracket 4 is mounted on both sides of the conveyor belt 3, and the optical monitoring structure is mounted on the bracket 4; the above-mentioned auxiliary dredging mechanism includes: a fixed seat 5, a power control structure and a reciprocating dredging structure, and their positional relationship and connection relationship are as follows: the fixed seat 5 is mounted on the support frame 2 and is located on the side wall of the storage bin 1, the power control structure is mounted on the fixed seat 5, and the reciprocating dredging structure is mounted on one end of the power control structure.

[0052] Attached to the instruction manual Figure 1-3 It can be known that in the specific implementation process, the above-mentioned pressure monitoring structure includes: a first pressure sensor 6, a second pressure sensor 7, a signal processing module 8 and a controller 9, and their positional relationship and connection relationship are as follows: the first pressure sensor 6 is installed in the conveyor belt 3 and is located on the lower side of the upper end surface of the conveyor belt 3; the second pressure sensor 7 is installed in the conveyor belt 3 and is located on one side of the first pressure sensor 6; the signal processing module 8 is installed on the side wall of the conveyor belt 3 and is connected to the first pressure sensor 6 and the second pressure sensor 7; the controller 9 is installed on one side of the signal processing module 8 and is connected to the signal processing module 8; the above-mentioned optical monitoring structure includes: an infrared signal transmitter 10, an infrared signal receiver 11 and a signal transmitting module 12, and their positional relationship and connection relationship are as follows: the infrared signal transmitter 10 is installed on the inner wall surface of the bracket 4, the infrared signal receiver 11 is installed on the other side wall surface of the bracket 4 and is connected to the infrared signal transmitter 10. Matching, the signal transmitting module 12 is installed on the bracket 4 and connected to the signal processing module 8. When in use, the first pressure sensor 6 and the second pressure sensor 7 respectively monitor the weight of the material on the conveyor belt 3. When the pressure signal continuously monitored by the first pressure sensor 6 and the second pressure sensor 7 is lower than the set value, the first pressure sensor 6 and the second pressure sensor 7 send an electrical signal to the signal processing module 8, and the processed signal is sent to the controller 9. The controller 9 assists the dredging mechanism. At the same time, the material on the conveyor belt 3 can be monitored through the infrared signal transmitter 10 and the infrared signal receiver 11. When there is no material on the conveyor belt 3, the infrared signal receiver 11 will receive the electrical signal sent by the infrared signal transmitter 10, which means that there is no material on the conveyor belt 3 and the discharge port may be blocked. The signal transmitting module 12 sends the electrical signal to the signal processing module 8 and further transmits it to the controller 9;

[0053] Attached to the instruction manual Figure 1-5 It can be known that in the specific implementation process, the above-mentioned power control structure includes: a suspension 13, a cylinder 14 and a connecting block 15, and their positional relationship and connection relationship are as follows: the suspension 13 is installed on the fixed seat 5, the cylinder 14 is installed in the suspension 13 along the horizontal direction, and the movable end of the cylinder 14 is directly opposite to the discharge port of the storage bin 1, and the connecting block 15 is installed in the suspension 13 and connected to the cylinder 14; the above-mentioned complex dredging structure includes: a pair of limit sleeves 16 with the same structure, a sliding rod 17, a pair of limit blocks 18 with the same structure and a pair of dredging rods 19 with the same structure, and their positional relationship and connection relationship are as follows: a pair of limit sleeves 16 are They are respectively installed at the two ends of the discharge port of the storage bin 1, the slide bar 17 is sleeved in a pair of limit sleeves 16, a pair of limit blocks 18 are respectively installed on the slide bar 17 and located on the inner side of the pair of limit sleeves 16, and a pair of dredging rods 19 are respectively embedded in the slide bar 17. When in use, the controller 9 sends an electrical signal to control the expansion of the active end of the cylinder 14 on the suspension 13, and the active end of the cylinder 14 moves to the right, pushing the slide bar 17 to slide to the right in the limit sleeve 16, and making the dredging rod 19 on the slide bar 17 move in the storage bin 1 to loosen the material. At the same time, the limit block 18 on the slide bar 17 is used to limit the movement of the slide bar 17.

[0054] Attached to the instruction manual Figure 1-5It can be known that in the specific implementation process, the material pushing mechanism includes: a guide trough 20, an auxiliary pushing structure and a vibrating feeding structure. The guide trough 20 is arranged at the opening position of the lower end of the storage bin 1, and one end is movably connected to the side wall of the storage bin 1. The auxiliary pushing structure is arranged on the guide trough 20 and is located at the upper end position of the guide trough 20. The vibrating feeding structure is arranged on the lower end surface of the guide trough 20, wherein the auxiliary feeding assembly includes: a fixed frame 21, a first electric push rod 22, a pair of limit grooves 23 with the same structure and a push plate 24, and their positional relationship and connection relationship are as follows: the fixed frame 21 is arranged on the guide trough 20, the first electric push rod 22 is arranged in the fixed frame 21, a pair of limit grooves 23 are respectively arranged on the two side walls of the guide trough 20, the push plate 24 is arranged in the guide trough 20, and the two ends are respectively sleeved in a pair of limit grooves 23 and connected to the movable end of the first electric push rod 22. The vibrating feeding structure includes: a pair of The connecting rods 25 with the same structure, a pair of tension springs 26 with the same structure and a vibration motor 27 have the following positional relationship and connection relationship: the upper ends of the pair of connecting rods 25 are respectively movably connected to the side walls of the lower end of the storage bin 1, one end of a pair of tension springs 26 is respectively embedded in the lower ends of the pair of connecting rods 25, and the other end is connected to the guide trough 20, and the vibration motor 27 is installed on the lower side wall of the guide trough 20. When in use, after the auxiliary dredging mechanism loosens the material, the material falls onto the guide trough 20 under the action of gravity, and the vibration motor 27 is started to vibrate the guide trough 20 to accelerate the falling of the material, and the guide trough 20 is made to vibrate continuously and evenly under the connection of the pair of connecting rods 25 and the tension springs 26. During the vibration process, the first electric push rod 22 is started to control the expansion of the movable end of the first electric push rod 22, and the push plate 24 is pushed along the guide trough 20 under the limiting action of the slide groove, and falls onto the conveyor belt 3, thereby accelerating the transmission speed of the material.

[0055] In the specific implementation process, as a preferred configuration, a limiting frame 28 is installed between the first pressure sensor 6 and the second pressure sensor 7 and the conveyor belt 3 , and the limiting frame 28 is used to fix the first pressure sensor 6 and the second pressure sensor 7 .

[0056] In the specific implementation process, as a preferred setting, the above-mentioned limit sleeve 16 adopts a cavity structure with a rectangular inner edge, and the cross-section of the sliding rod 17 is rectangular and matches the size of the inner edge of the limit sleeve 16 to facilitate sliding.

[0057] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Some changes that may be made to certain parts thereof by technicians in this technical field all reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims

1. A concrete discharging silo anti-blocking device, comprising a storage silo (1), a support frame (2) and a conveyor belt (3), characterized in that: The storage bin (1) is mounted on the support frame (2), the conveyor belt (3) is mounted on the support frame (2) and is located below the storage bin (1), a gravity monitoring mechanism is mounted on the conveyor belt (3), an auxiliary dredging mechanism is mounted at the lower end of the storage bin (1), and a material pushing mechanism is mounted on one side of the auxiliary dredging mechanism; The gravity monitoring mechanism comprises: a pressure monitoring structure, a bracket (4) and an optical monitoring structure; The pressure monitoring structure is installed inside the conveyor belt (3) and is located at the lower side of the upper end surface of the conveyor belt (3); the bracket (4) is installed at positions on both sides of the conveyor belt (3); and the optical monitoring structure is installed on the bracket (4); The auxiliary dredging mechanism comprises: a fixed seat (5), a power control structure and a reciprocating dredging structure; The fixed seat (5) is mounted on the support frame (2) and is located on the side wall of the storage bin (1); the power control structure is mounted on the fixed seat (5); and the reciprocating dredging structure is mounted on one end of the power control structure; The pressure monitoring structure comprises: a first pressure sensor (6), a second pressure sensor (7), a signal processing module (8) and a controller (9); The first pressure sensor (6) is installed in the conveyor belt (3) and is located at the lower side of the upper end surface of the conveyor belt (3); the second pressure sensor (7) is installed in the conveyor belt (3) and is located at one side of the first pressure sensor (6); the signal processing module (8) is installed on the side wall of the conveyor belt (3) and is connected to the first pressure sensor (6) and the second pressure sensor (7); the controller (9) is installed at one side of the signal processing module (8) and is connected to the signal processing module (8); The optical monitoring structure comprises: an infrared signal transmitter (10), an infrared signal receiver (11) and a signal transmission module (12); The infrared signal transmitter (10) is mounted on the inner wall surface of the bracket (4), the infrared signal receiver (11) is mounted on the other side wall surface of the bracket (4) and matches the infrared signal transmitter (10), and the signal transmission module (12) is mounted on the bracket (4) and connected to the signal processing module (8); The power control structure comprises: a suspension (13), a cylinder (14) and a connecting block (15); The suspension (13) is mounted on the fixed seat (5), the cylinder (14) is mounted in the suspension (13) along the horizontal direction, and the movable end of the cylinder (14) is directly opposite to the discharge port of the storage bin (1), and the connecting block (15) is mounted in the suspension (13) and connected to the cylinder (14); The reciprocating dredging structure comprises: a pair of limit sleeves (16) with the same structure, a sliding rod (17), a pair of limit blocks (18) with the same structure, and a pair of dredging rods (19) with the same structure; A pair of the limiting sleeves (16) are respectively mounted on the two ends of the discharge port of the storage bin (1); the slide bar (17) is sleeved in the pair of limiting sleeves (16); a pair of limiting blocks (18) are respectively mounted on the slide bar (17) and located inside the pair of limiting sleeves (16); and a pair of dredging rods (19) are respectively embedded in the slide bar (17); The material pushing mechanism comprises: a material guide trough (20), an auxiliary material pushing structure and a vibration feeding structure, wherein the material guide trough (20) is arranged at the lower opening position of the material storage bin (1), and one end is movably connected to the side wall of the material storage bin (1), the auxiliary material pushing structure is arranged on the material guide trough (20) and is located at the upper end position of the material guide trough (20), and the vibration feeding structure is arranged on the lower end surface of the material guide trough (20); The auxiliary material pushing structure comprises: a fixing frame (21), a first electric push rod (22), a pair of limiting grooves (23) with the same structure, and a push plate (24); The fixing frame (21) is mounted on the material guide groove (20), the first electric push rod (22) is mounted in the fixing frame (21), a pair of limiting grooves (23) are respectively mounted on the two side walls of the material guide groove (20), the push plate (24) is mounted in the material guide groove (20), and the two ends of the push plate (24) are respectively sleeved in the pair of limiting grooves (23) and connected to the movable end of the first electric push rod (22); The vibration feeding structure comprises: a pair of connecting rods (25) with the same structure, a pair of tension springs (26) with the same structure, and a vibration motor (27); The upper ends of a pair of connecting rods (25) are movably connected to the lower side walls of the storage bin (1), one end of a pair of tension springs (26) is respectively embedded in the lower ends of the pair of connecting rods (25), and the other end is connected to the material guide trough (20), and the vibration motor (27) is installed on the lower side wall of the material guide trough (20).

2. The concrete discharge silo anti-blocking device according to claim 1, characterized in that: A limiting frame (28) is installed between the first pressure sensor (6) and the second pressure sensor (7) and the conveyor belt (3), and the limiting frame (28) is used to fix the first pressure sensor (6) and the second pressure sensor (7).

3. The concrete discharge silo anti-blocking device according to claim 1, characterized in that: The limiting sleeve (16) adopts a hollow structure with a rectangular inner edge, and the cross section of the sliding rod (17) is rectangular and matches the size of the inner edge of the limiting sleeve (16).

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