Fixed-point biomass fuel feeding device for curing barn

Abstract

The utility model discloses a fixed-point biomass fuel feeding device for a curing barn, which comprises a feeding device, a material consumption monitoring device, a charging positioning device, a discharging device, a trolley feeding device and a controller, a feeding trolley and a driving device of the feeding trolley are arranged on the trolley track; the consumed material monitoring device is positioned on the burner stock bin; the feeding positioning device is located on the trolley track, and the feeding positioning device corresponds to the starting position of the feeding trolley and the position of the burner stock bin one to one; the discharging device automatically conducts discharging when the feeding trolley moves to a feeding point prompted by the material consumption monitoring device. The trolley feeding device is located on the starting side of the trolley track. According to the utility model, centralized automatic feeding of biomass pellet fuel can be realized, and the phenomenon of material shortage in the baking process is solved; and labor for tobacco leaf curing operation is reduced, and labor and cost reduction of tobacco leaf curing is facilitated.

Description

Technical Field

[0001] The utility model relates to a fixed-point feeding device for biomass fuel in a baking house, belonging to the technical field of baking house feeding. Background Art

[0002] For the feeding of biomass fuel in a baking house, biomass formed particles are usually used as fuel, and the fuel is conveyed from a large storage hopper to a burner through a feeding pipeline.

[0003] At present, the biomass fuel in the baking house is supplied manually or by a biomass fuel supply machine. The former has a large labor burden, low efficiency, and is prone to material shortage, while the latter mostly has a one-to-one correspondence between the biomass fuel supply machine and the burner, and the input cost of the biomass fuel supply machine is large.

[0004] That is, there is a need for a fixed-point feeding device for biomass fuel in a baking house, which can realize centralized and automatic feeding of biomass pellet fuel, solve the problem of material shortage during the baking process; reduce the labor for tobacco leaf baking operation, and is beneficial to reducing labor and cost in tobacco leaf baking. Summary of the Invention

[0005] In view of this, the purpose of the utility model is to provide a fixed-point feeding device for biomass fuel in a baking house, which can realize centralized and automatic feeding of biomass pellet fuel, solve the problem of material shortage during the baking process; reduce the labor for tobacco leaf baking operation, and is beneficial to reducing labor and cost in tobacco leaf baking; and can overcome the deficiencies of the prior art.

[0006] The purpose of the utility model is realized by the following technical solutions:

[0007] The utility model discloses a fixed-point feeding device for biomass fuel in a baking house, which comprises:

[0008] A feeding device, the feeding device comprises a trolley track arranged above the burner bin, and a feeding trolley and a driving device of the feeding trolley are arranged on the trolley track;

[0009] A material consumption monitoring device, the material consumption monitoring device is located on the burner bin;

[0010] A feeding positioning device, the feeding positioning device is located on the trolley track, and the feeding positioning device corresponds one-to-one to the starting position of the feeding trolley and the position of the burner bin;

[0011] A blanking device, the blanking device automatically discharges materials when the feeding trolley moves to the feeding point prompted by the material consumption monitoring device;

[0012] A trolley feeding device, the trolley feeding device is located at the starting side of the trolley track and automatically feeds the feeding trolley;

[0013] A controller, which exchanges data with the material consumption monitoring device, the feeding positioning device, the blanking device and the trolley feeding device.

[0014] As described above, a truss is provided on the upper side of the burner bin, the trolley track is inclinedly installed on the truss, and the burner bin is located on the lower side of the trolley track.

[0015] As described above, the feeding trolley is inclinedly installed on the trolley track, a blanking port and a first roller are respectively provided on the lower side and the bottom of the inclined feeding trolley, the blanking device includes a baffle, the baffle is located on the lower side of the trolley track position, the baffle hinders the blanking of the blanking port of the feeding trolley, a switch door is provided on the baffle corresponding to the burner bin, and an automatic switch door device is provided on the switch door.

[0016] As described above, a blanking port is provided on the baffle, the switch door is a sliding door installed in the blanking port through a guide rail, and the automatic switch door device includes:

[0017] A lead screw, which is installed outside the blanking port through a mounting seat and a bearing;

[0018] A slider, which is located on the lead screw and is connected to the sliding door;

[0019] A driving motor, which is located at one end of the lead screw.

[0020] As described above, the material consumption monitoring device is a laser sensor installed on the upper part of the burner bin, and the laser sensor monitors the material level of the burner bin.

[0021] As described above, the feeding positioning device includes limit switches with spring-triggered trigger pieces at both the starting position of the feeding trolley and the position corresponding to the burner bin. The limit switches are connected to the controller. When the feeding trolley touches the limit switch, the limit switch is closed. A timing device for controlling the blanking or feeding of the feeding trolley is provided on the controller.

[0022] Feeding. According to the fixed-point feeding device for biomass fuel in the baking room as claimed in the claim, it is characterized in that the driving device includes winches provided at both ends of the trolley track, and the towing ropes of the winches are connected to the feeding trolley.

[0023] As described above, the trolley feeding device includes a storage bin located on one side of the trolley track. A first screw feeder for feeding the storage bin and a second screw feeder for feeding the feeding trolley are respectively provided on both sides of the storage bin. The second screw feeder is connected to the controller.

[0024] The above also includes a moving resistance reduction device for the feeding trolley; the moving resistance reduction device includes a second roller provided on the outer wall of the feeding trolley on the opposite side of the feeding opening, and a rolling rail is provided on the truss and is matched with the second roller. The rolling rail is distributed along the longitudinal direction of the trolley track, and the rolling rail pulls the feeding trolley to prevent the outer wall on the feeding side from contacting and rubbing against the side wall of the baffle.

[0025] The foregoing control method for fixed-point feeding of biomass fuel in a baking room includes the following steps:

[0026] Step s1, when the material consumption monitoring device monitors that the burner bin is out of material, the signal is fed back to the controller, and the controller controls the driving device to start. The driving device drives the feeding trolley towards the burner bin lacking material; the controller controls the limit switch and the switch door of the burner bin at the material-lacking place to open;

[0027] Step s2, the feeding trolley moves to the upper side of the burner bin lacking material and contacts the limit switch. The limit switch closes, and the controller controls the driving device to stop. The feeding trolley discharges materials, and at the same time, the timing device starts timing;

[0028] Step s3, when the specified discharging time is reached and the discharging is completed, the controller controls the automatic switch door device to close the switch door, controls the limit switch at the initial position of the feeding trolley to pop up, and the driving device drives the feeding trolley towards the initial position. The feeding trolley returns to the starting position and touches the limit switch to stop and return to its position. The limit switch closes, and the controller controls the second screw feeder to fill the feeding trolley with materials at a fixed time. After filling the feeding trolley with materials, it waits at the starting position.

[0029] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0030] 1. Through the device and method of the present utility model, centralized automatic feeding of biomass pellet fuel can be realized, and the phenomenon of lacking materials during the baking process can be solved; the labor for tobacco leaf baking operation is reduced, which is beneficial to reducing the labor and cost of tobacco leaf baking.

[0031] 2. By installing the feeding trolley obliquely, it is beneficial for the feeding trolley to automatically discharge materials under the action of gravity after reaching the discharging point. The trolley track and the first roller are beneficial for the directional movement of the feeding trolley. The baffle is beneficial for preventing the fuel on the discharging opening side from falling during the movement of the feeding trolley. The opening and closing of the switch door are controlled by the automatic switch door device. When the feeding trolley moves to the switch door, automatic discharging of biomass fuel can be realized.

[0032] 3. By driving the rotation of the lead screw by the driving motor, the left and right movement of the slider is realized, so as to drive the push-pull door to move left and right, thereby realizing the opening and closing of the push-pull door.

[0033] 4. The material consumption monitoring device is a laser sensor installed on the upper part of the burner's silo. The laser sensor monitors the material level in the burner's silo, so that the material level in the burner's silo can be monitored in real time through the laser sensor. When the material level is too low, that is, when it reaches the threshold of the material level, a signal is fed back to the controller, and the feeding trolley is controlled by the controller to add materials.

[0034] 5. The feeding positioning device includes limit switches with spring-triggered elastic pieces at both the starting position of the feeding trolley and the position corresponding to the burner's silo. The limit switches are connected to the controller. When the feeding trolley touches the limit switch, the limit switch is closed. There is a timing device on the controller to control the feeding or material adding of the feeding trolley. With such a structure, the feeding point of the feeding trolley can be accurately positioned through the limit switch, so that the discharging port corresponds to the position of the switch door one by one.

[0035] 6. The driving device includes winches installed at both ends of the trolley track. The towing rope of the winch is connected to the feeding trolley. In this case, by the forward and reverse rotation of the winch, the feeding trolley can be driven to move back and forth.

[0036] 7. The storage bin is used for storing materials, and the second screw feeder is controlled by the controller to automatically replenish materials into the feeding trolley.

[0037] 8. Through the mutual cooperation of the second roller and the rolling steel rail, firstly, it can prevent the feeding trolley from getting off the trolley track during transportation. Secondly, it can keep the baffle limiting the fuel while also preventing friction between the outer wall of the discharging side of the feeding trolley and the side wall of the baffle, which affects the feeding.

[0038] Other advantages, objectives and features of the present utility model will be described to some extent in the subsequent description, and to some extent, they will be obvious to those skilled in the art based on the study of the following text, or can be taught from the practice of the present utility model. The objectives and other advantages of the present utility model can be achieved and obtained through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the drawings, where:

[0040] Figure 1 is the front view structural schematic diagram of the present utility model.

[0041] Figure 2 is the three-dimensional connection structural schematic diagram of the present utility model.

[0042] Figure 3 is the side view structural schematic diagram of the present utility model.

[0043] Figure 4 For the utility modelFigure 1 Partial enlarged schematic view of part A.

[0044] Among them, there are burner bin 1; trolley track 2; feeding trolley 3; driving device 4; truss 5; blanking port 6; first roller 7; baffle 8; switch door 9; lead screw 10; slider 11; driving motor 12; laser sensor 13; limit switch 14; winch 15; towing rope 16; storage bin 17; first screw feeder 18; second screw feeder 19; second roller 20; rolling rail 21. Specific embodiments

[0045] Hereinafter, with reference to the accompanying drawings, the preferred embodiments of the present invention will be described in detail. It should be understood that the preferred embodiments are only for illustrating the present invention, rather than for limiting the protection scope of the present invention.

[0046] As Figures 1 - 4 shown, a fixed-point biomass fuel feeding device for a baking room disclosed by the present invention mainly includes a feeding device, a fuel consumption monitoring device, a feeding positioning device, a blanking device, a trolley feeding device and a controller. The controller exchanges data with the fuel consumption monitoring device, the feeding positioning device, the blanking device and the trolley feeding device.

[0047] Specifically, for the feeding device, the feeding device includes a trolley track 2 arranged above the burner bin 1, and a feeding trolley 3 and a driving device 4 of the feeding trolley 3 are arranged on the trolley track 2;

[0048] For the fuel consumption monitoring device, the fuel consumption monitoring device is located on the burner bin 1;

[0049] For the feeding positioning device, the feeding positioning device is located on the trolley track 2, and the feeding positioning device corresponds one-to-one to the starting position of the feeding trolley 3 and the position of the burner bin 1;

[0050] For the blanking device, the blanking device automatically discharges materials when the feeding trolley 3 moves to the feeding point prompted by the fuel consumption monitoring device;

[0051] For the trolley feeding device, the trolley feeding device is located at the starting side of the trolley track 2 and automatically feeds the feeding trolley 3;

[0052] A truss 5 is provided above the burner bin 1. The trolley track 2 is inclined and installed on the truss 5, and the burner bin 1 is located on the lower side of the trolley track 2. The feeding trolley 3 is inclined and installed on the trolley track 2. A blanking port 6 and a first roller 7 are respectively provided on the lower side and the bottom of the inclined feeding trolley 3. The blanking device includes a baffle 8. The baffle 8 is located on the lower side of the trolley track 2. The baffle 8 obstructs the blanking of the blanking port 6 of the feeding trolley 3. A switch door 9 is provided on the baffle 8 corresponding to the burner bin 1, and an automatic switch door device is provided on the switch door 9. With such a structure, by installing the feeding trolley 3 inclinedly, it is beneficial for the feeding trolley 3 to automatically discharge materials under the action of gravity after reaching the blanking point. The trolley track 2 and the first roller 7 are beneficial for the directional movement of the feeding trolley 3. The baffle 8 is beneficial for obstructing the fuel on the side of the blanking port 6 from falling during the movement of the feeding trolley 6. The opening and closing of the switch door are controlled by the automatic switch door device. When the feeding trolley 6 moves to the switch door 9, the automatic blanking of biomass fuel can be realized.

[0053] A blanking port is provided on the baffle 8. The switch door 9 is a sliding door installed on the blanking port through a guide rail. The automatic switch door device includes a lead screw 10, a slider 11 and a driving motor 12; specifically, the lead screw 10 is installed outside the blanking port through a mounting seat and a bearing; the slider 11 is located on the lead screw 10 and is connected to the sliding door; the driving motor 12 is located at one end of the lead screw 10. With such a structure, by driving the rotation of the lead screw 10 by the driving motor 12, the left and right movement of the slider 11 is realized, so as to drive the sliding door to move left and right, thereby realizing the opening and closing of the sliding door.

[0054] Furthermore, the material consumption monitoring device is a laser sensor 13 installed on the upper part of the burner bin 1. The laser sensor 13 monitors the material level of the burner bin 1. In this way, the material level of the burner bin 1 can be monitored in real time through the laser sensor 13. When the situation of too low material level occurs, that is, when the threshold value of the material level is reached, a signal is fed back to the controller, and the feeding trolley 6 is controlled by the controller to add materials. At the same time, an alarm is also provided on the burner bin 1 for data interaction with the laser sensor 13. When there is a lack of materials, an alarm is given through the alarm.

[0055] Furthermore, the feeding positioning device includes limit switches 14 with spring-triggered elastic pieces provided at both the starting position of the feeding trolley 3 and the position corresponding to the burner bin 1. The limit switches 14 are connected to the controller. When the feeding trolley 3 touches the limit switches 14, the limit switches 14 are closed. A timing device for controlling the blanking or feeding of the feeding trolley 3 is provided on the controller. With such a structure, the feeding point of the feeding trolley 3 can be accurately positioned through the limit switches 14, so that the blanking port 6 corresponds to the switch door 9 one by one.

[0056] Furthermore, the driving device 4 includes a winch 15 provided at both ends of the trolley track 2, and a traction rope 16 of the winch 15 is connected to the feeding trolley 3. In this case, the forward and reverse rotation of the winch 15 can drive the feeding trolley 3 to move back and forth.

[0057] Furthermore, the trolley charging device includes a storage bin 17 located on one side of the trolley track 2, and a first screw loader 18 for charging the storage bin 17 and a second screw loader 19 for charging the feeding trolley 3 are respectively provided on both sides of the storage bin 17. The second screw loader 19 is connected to the controller, so that materials can be stored through the storage bin 17, and the second screw loader 19 is controlled by the controller to automatically replenish materials into the feeding trolley 3.

[0058] Furthermore, the device also includes a moving drag reduction device for the feeding trolley 3; the moving drag reduction device includes a second roller 20 provided on the outer wall of the feeding trolley 3 on the opposite side of the unloading port 6, and a rolling rail 21 cooperating with the second roller 20 is provided on the truss 5. The rolling rail 21 is distributed along the longitudinal direction of the trolley track 2. The rolling rail 21 pulls the feeding trolley 3 to avoid contact and friction between the outer wall of the unloading side and the side wall of the baffle 8. Such a structure, through the mutual cooperation of the second roller 20 and the rolling rail 21, firstly, prevents the feeding trolley 3 from leaving the trolley track 2 during transportation. Secondly, it can keep the baffle 8 limiting the fuel while preventing the outer wall of the unloading side of the feeding trolley 3 from rubbing against the side wall of the baffle 8, which affects the feeding.

[0059] The control method for fixed-point feeding of biomass fuel in the curing room comprises the following steps:

[0060] Step s1, when the material consumption monitoring device detects that the burner silo 1 is short of material, the signal is fed back to the controller, the controller controls the driving device 4 to start, and the driving device 4 drives the feeding trolley 3 towards the burner silo 1 that is short of material; the controller controls the limit switch and the switch door 9 of the burner silo 1 at the short of material to open;

[0061] Step s2, the feeding trolley 3 moves to the upper side of the burner silo 1 that is short of material and contacts the limit switch 14, the limit switch 14 is closed, the controller controls the driving device 4 to stop, the feeding trolley 3 unloads the material, and the timing device starts timing at the same time;

[0062] Step s3, when the specified unloading time is reached and the unloading is completed, the controller controls the automatic door opening and closing device to close the door 9, controls the limit switch 14 of the initial position of the feeding trolley 3 to pop up, and the driving device 4 drives the feeding trolley 3 to the initial position. The feeding trolley 3 returns to the starting position and touches the limit switch 14 to stop returning to its position. The limit switch 14 is closed, and the controller controls the second screw feeder 19 to add material to the feeding trolley 3 at a regular interval. After the feeding trolley 3 is filled with material, it waits at the starting position.

[0063] Through this device and method, centralized and automatic feeding of biomass pellet fuel can be achieved, solving the problem of material shortage during the baking process; reducing the labor required for tobacco leaf baking, which is beneficial to reducing labor and costs in tobacco leaf baking.

[0064] The above are only the preferred embodiments of the present utility model, and do not impose any form of confidentiality restrictions on the present utility model. Any simple modifications, equivalent changes, and decorations made to the above embodiments based on the content of the technical solution of the present utility model and according to the technical essence of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. A fixed-point feeding device for biomass fuel in a curing room, characterized in that: It includes: A feeding device, the feeding device comprising a trolley track (2) mounted on the upper side of the burner bin (1), a feeding trolley (3) and a driving device (4) for the feeding trolley (3) being provided on the trolley track (2); A material consumption monitoring device, the material consumption monitoring device being located on the burner silo (1); A feeding positioning device, the feeding positioning device being located on the trolley track (2), the feeding positioning device corresponding one-to-one with the starting position of the feeding trolley (3) and the position of the burner bin (1); A material unloading device, which automatically unloads material when the feeding trolley (3) moves to a material feeding point indicated by a material consumption monitoring device; A trolley feeding device, the trolley feeding device is located at the starting side of the trolley track (2) and automatically feeds the feeding trolley (3); A controller is provided, wherein the controller interacts with the material consumption monitoring device, the material adding positioning device, the material unloading device and the trolley material adding device in data exchange.

2. The fixed-point feeding device for biomass fuel in a baking room according to claim 1, characterized in that: A truss (5) is provided on the upper side of the burner silo (1), the trolley track (2) is obliquely installed on the truss (5), and the burner silo (1) is located on the lower side of the trolley track (2).

3. The fixed-point feeding device for biomass fuel in a baking room according to claim 2, characterized in that: The feeding trolley (3) is installed on the trolley track (2) at an angle, and a material discharge port (6) and a first roller (7) are respectively provided on the lower side and the bottom of the inclined feeding trolley (3). The material discharge device comprises a baffle (8), and the baffle (8) is located on the lower side of the trolley track (2). The baffle (8) blocks the material from falling from the material discharge port (6) of the feeding trolley (3). A switch door (9) is provided on the baffle (8) corresponding to the burner silo (1), and an automatic switch door device is provided on the switch door (9).

4. The fixed-point feeding device for biomass fuel in a baking room according to claim 3, characterized in that: A material drop opening is provided on the baffle plate (8), the switch door (9) is a sliding door installed on the material drop opening via a guide rail, and the automatic door opening and closing device comprises: A screw rod (10), the screw rod (10) being mounted on the outer side of the blanking opening via a mounting seat and a bearing; A slider (11), the slider (11) being located on the screw rod (10) and connected to the sliding door; A drive motor (12), wherein the drive motor (12) is located at one end of the lead screw (10).

5. The fixed-point feeding device for biomass fuel in a baking room according to claim 1, characterized in that: The material consumption monitoring device is a laser sensor (13) installed on the upper part of the burner material bin (1), and the laser sensor (13) monitors the material level of the burner material bin (1).

6. The fixed-point feeding device for biomass fuel in a baking room according to claim 1, characterized in that: The feeding positioning device comprises a limit switch (14) with a pop-up trigger spring at the starting position of the feeding trolley (3) and at a position corresponding to the burner bin (1); the limit switch (14) is connected to the controller; when the feeding trolley (3) touches the limit switch (14), the limit switch (14) is closed; and a timing device for controlling the feeding trolley (3) to discharge or add materials is provided on the controller.

7. The fixed-point feeding device for biomass fuel in a baking room according to claim 1, characterized in that: The driving device (4) comprises a hoist (15) provided at both ends of the trolley track (2), and a traction rope (16) of the hoist (15) is connected to the feeding trolley (3).

8. The fixed-point feeding device for biomass fuel in a baking room according to claim 1, characterized in that: The trolley feeding device comprises a storage bin (17) located on one side of the trolley track (2), and a first screw feeder (18) for feeding the storage bin (17) and a second screw feeder (19) for feeding the feeding trolley (3) are respectively provided on both sides of the storage bin (17), wherein the second screw feeder (19) is connected to a controller.

9. The fixed-point feeding device for biomass fuel in a baking room according to claim 3, characterized in that: It also includes a moving drag reduction device for the feeding trolley (3); the moving drag reduction device includes a second roller (20) provided on the outer wall of the feeding trolley (3) on the opposite side of the unloading port (6), and a rolling rail (21) matched with the second roller (20) is provided on the truss (5), and the rolling rail (21) is distributed along the longitudinal direction of the trolley track (2), and the rolling rail (21) pulls the feeding trolley (3) to avoid contact and friction between the outer wall of the unloading side and the side wall of the baffle (8).

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