Full-automatic control device for biomass boiler

Abstract

The invention relates to the technical field of automatic control devices, in particular to a full-automatic control device for a biomass boiler. Comprising a control box body, a control display screen device, a control device, a loading regulation and control mechanism and an expansion mechanism, a bearing assembly in the loading regulation and control mechanism is used in cooperation with a supporting body, the position of a bearing plate can be controlled according to actual requirements, the installation requirements of the control device are met as much as possible, and in the subsequent maintenance work, the control device is not damaged. When the controller module needs to be disassembled, namely, a plurality of control devices on the bearing plate at a certain position are disassembled, and the corresponding bearing plate is directly disassembled; according to the scheme, a plurality of groups of movable pin shafts are uniformly arranged on the bearing plate at equal intervals, so that the mounting and positioning of a control device are more flexible; convenience can be provided for later maintenance work, and a control device is plug-and-play; in addition, due to the use of the expansion box body, the heat of the expansion box body can be conveniently dissipated while the requirement for additional containing space can be provided.

Description

Technical Field

[0001] The invention relates to the technical field of automatic control devices, and in particular to a full-automatic control device for a biomass boiler. Background Art

[0002] The existing document with publication number CN209445401U discloses a fully automatic control device for a biomass boiler feeding system, which proposes that the existing biomass boiler loading adopts manual handling, stacking and stacking; on the one hand, due to the poor stability of manual feeding, the fuel in the boiler is not fully burned during the feeding process of the biomass boiler, resulting in energy loss and waste of resources; on the other hand, the labor intensity is high, the work efficiency is low and the cost is high; its solution is to accurately and real-time collect the operating parameters of the biomass boiler feeding system through the on-site shooting switch, proximity switch and data acquisition expansion unit D1, and transmit them to the CPU by wire, and the CPU unit calculates the collected data to determine the automatic start and stop and operation of the feeding system, and can also start and stop the entire feeding system in real time through the emergency stop button STOP, start button SB1, stop button SB2, reset button SB3 in the human-computer interaction unit, thereby realizing the automation, intelligence and generalization of the whole process.

[0003] The existing biomass boiler control box device has multiple control modules arranged inside it, and a display control screen is arranged on the front side of the control box body. When assembling the internal control modules, their installation positions are generally determined according to the overall module layout, and they are generally fixed on the support frame in the control box body by screws. Generally, the control devices of the same type are centrally installed and positioned. In actual operation, the installed control device modules may need to be disassembled in order to adapt to the assembly of other devices. This process is troublesome to operate; and it is also very inconvenient for the subsequent inspection and maintenance work to replace a single control device or a local module; the existing control box device also has a fixed internal space, and lacks corresponding expansion functions to adapt to the installation and use requirements of the control devices when necessary, and needs to be improved and optimized.

[0004] To this end, the present invention proposes a fully automatic control device for a biomass boiler to solve the above problems. Summary of the invention

[0005] The object of the present invention is to provide a fully automatic control device for a biomass boiler to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: a fully automatic control device for a biomass boiler, comprising a control box body, a control display device, a control device, a loading control mechanism and an expansion mechanism;

[0007] The front side of the control box body is provided with a box door, the side position of the control box body is provided with an emergency stop button, and the top position of the control box body is provided with a warning light;

[0008] The box door is provided with a control display device, and the control box body is internally installed with a control device, and the control device is installed and fixed by a loading and regulating mechanism;

[0009] An expansion mechanism is arranged at the bottom of the control box body.

[0010] Preferably, the loading and regulating mechanism includes a fixed rail, a limiting slide groove, a positioning thread groove, a fixed foot, a limiting slider, a support body, a docking slot, a first cylindrical through groove and a bearing assembly; the fixed rail is symmetrically fixed with fixed feet at both end sides, the fixed feet are fixed to the inner wall of the control box body by screws, a limiting slide groove is provided in the fixed rail, and the limiting slider is movably provided in the limiting slide groove.

[0011] Preferably, the limiting slide groove is equidistantly provided with positioning thread grooves, and the positioning thread grooves are equidistantly provided in a straight line, the limiting slide block is fixedly provided at one end of the support body, a docking slot is provided in the support body, a first cylindrical through slot is provided in the docking slot, and one end of the first cylindrical through slot extends into the limiting slide block.

[0012] Preferably, the support body is connected to the bearing assembly.

[0013] Preferably, the bearing assembly includes a bearing plate, a docking plug, a second cylindrical through groove, a positioning screw and a handle head; a docking plug is fixedly provided on one side of the bearing plate, one end of the docking plug is plugged into the connecting slot, a second cylindrical through groove is penetrated by the docking plug, and one end of the second cylindrical through groove extends into the bearing plate.

[0014] Preferably, the second cylindrical through groove and the first cylindrical through groove are arranged in corresponding positions, the number of groups is the same, and the slot diameters of the two through grooves are set equally. A handle head is fixedly provided at one end of the positioning screw, the handle head is arranged in a cylindrical shape, and an anti-slip convex strip is arranged on the side position of the handle head.

[0015] Preferably, the positioning screw pin is plugged into the second cylindrical through groove and the first cylindrical through groove, and one end of the positioning screw pin is threadedly connected to the positioning thread groove in the limiting sliding groove.

[0016] Preferably, loading positioning components are equidistantly arranged on the bearing plate, and the loading positioning components include a loading circular groove, a connecting threaded cavity, a accommodating tube cavity, an inner nest of a rubber ring, a movable pin shaft, an auxiliary spring and an internal threaded locking cap; the loading circular grooves are equidistantly arranged throughout the bearing plate, and a connecting threaded cavity is arranged at a notch position at one end of the loading circular groove, a connecting thread is arranged on the outer side wall of the tube mouth of the accommodating tube cavity, the tube mouth end of the accommodating tube cavity is threadedly connected to the connecting threaded cavity, and a rotation auxiliary protrusion is arranged on the outer side wall of the accommodating tube cavity.

[0017] Preferably, a rubber ring inner nest is embedded in the accommodating tube cavity, a movable pin is movably inserted in the rubber ring inner nest, an auxiliary spring is fixedly provided at one end of the movable pin, the other end of the auxiliary spring is arranged in the accommodating tube cavity, a connecting thread is also provided on the outer side wall of the other end of the movable pin, and the movable pin is threadedly connected to the internal thread locking cap, the end diameter of the rubber ring inner nest is equal to the notch diameter of the loading circular groove, and the rubber ring inner nest, the accommodating tube cavity, and the loading circular groove are arranged in the same number of groups.

[0018] Preferably, the expansion mechanism includes an expansion box body, a heat dissipation auxiliary mesh slot, a pull-out handle, a positioning card slot, a positioning screw and a connecting threaded hole body; the expansion box body is arranged at the bottom position of the control box body, and a pull-out handle is arranged at the bottom end of the expansion box body, a heat dissipation auxiliary mesh slot is arranged at the side position of the expansion box body, and positioning card slots are symmetrically arranged on the side walls at both ends of the expansion box body, and the connecting threaded hole bodies are symmetrically arranged on both sides of the control box body, and two are arranged on each side of the control box body, the setting positions of the connecting threaded hole body and the positioning card slot correspond to each other, and the connecting threaded hole body is threadedly connected to the positioning screw.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] The fully automatic control box of the biomass boiler designed by the present invention includes a control box main body, a control display device, a control device, a loading and regulating mechanism and an expansion mechanism. The bearing assembly in the loading and regulating mechanism is used in conjunction with the support body, and the docking plug body is plugged into the docking slot at the end of the support body. The position of the bearing plate can be adjusted up and down, which is adjusted according to the actual installation requirements of the control device. During the adjustment process, the limit slider slides in the limit slide groove on the fixed track. After reaching the target position, it is positioned by the positioning screw pin, that is, the positioning screw pin is inserted from the second cylindrical through groove, and then passes through the first cylindrical through groove in the support body. Finally, the positioning screw pin is rotated by the handle head so that the end of the positioning screw pin is threadedly connected with the positioning thread groove at the corresponding position in the limit slide groove. This process realizes the connection and fixation of the docking plug body and the support body on the one hand, and realizes the position regulation and positioning work of the bearing plate on the other hand; wherein the position of the bearing plate can be controlled according to actual needs to meet the installation requirements of the control device as much as possible. The invention can improve the assembly efficiency of the control box device and the subsequent maintenance work, if the controller module needs to be disassembled, that is, multiple control devices on a bearing plate at a certain position need to be disassembled, the corresponding bearing plate can be directly disassembled; in order to further improve the installation efficiency of the control device, the present scheme evenly and equidistantly arranges multiple sets of movable pins on the bearing plate, so that the installation and positioning of the control device are more flexible; furthermore, after the installation, if the control device is disassembled and repositioned due to the installation requirements of other control modules, it is also very convenient, and there is no need to re-drill holes in the control box, and the positioning of the control device can be released and the control device can be removed by loosening the internal thread locking cap; and it can also provide convenience for the subsequent maintenance work, and the control device is plug-and-play; for the use of the expansion box in the expansion mechanism, while providing the additional installation space requirements, it can also increase the internal space of the control box. When the internal heat of the control box is high, the expansion box is pulled out to improve the internal heat flow and facilitate the heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the right side of the automatic control box device structure connection of the present invention;

[0022] Figure 2 for Figure 1 A magnified schematic diagram of the structural connection at center A;

[0023] Figure 3 This is a schematic diagram of the left side of the automatic control box device structure connection of the present invention;

[0024] Figure 4 This is a schematic diagram of the bottom of the automatic control box device structure connection of the present invention;

[0025] Figure 5It is a schematic diagram of the connection of the fixed track structure in the loading and regulating mechanism of the present invention;

[0026] Figure 6 for Figure 5 A magnified schematic diagram of the structural connection at B in the middle;

[0027] Figure 7 This is a schematic diagram of the connection between the limit slider and the support structure of the present invention;

[0028] Figure 8 It is a schematic diagram of the front side of the structural connection of the load-bearing assembly of the present invention;

[0029] Fig. 9 It is a schematic diagram of the back side of the structural connection of the load-bearing assembly of the present invention;

[0030] Fig.10 for Fig. 9 A magnified schematic diagram of the structural connection at C in the middle;

[0031] Fig.11 It is a schematic diagram of the explosion back side of the local structure connection of the loading and positioning assembly of the present invention;

[0032] Fig.12 This is a schematic diagram of the front side of the explosion of the local structure connection of the loading and positioning assembly of the present invention;

[0033] Fig.13 It is a partial cross-sectional view of the connection between the accommodating tube cavity and the rubber ring nested inside and the movable pin structure of the present invention;

[0034] Fig.14 It is a top view of the connection of the expansion box structure of the present invention;

[0035] Fig.15 This is a bottom view of the expansion box structure connection of the present invention.

[0036] In the figure: control box body 1, box door 2, emergency stop button 3, warning light 4, control display device 5, control device 6, fixed rail 701, limiting slide groove 702, positioning thread groove 703, fixed foot 704, limiting slider 705, support body 706, docking slot 707, first cylindrical through groove 708, bearing plate 801, docking plug 802, second cylindrical through groove 803, positioning screw 804, handle head 805, loading circular groove 901, connecting thread cavity 902, accommodating tube cavity 903, rubber ring nesting 904, movable pin 905, auxiliary spring 906, internal thread locking cap 907, extension box body 1001, heat dissipation auxiliary mesh groove 1002, pull-out handle 1003, positioning card slot 1004, positioning screw 1005, connecting threaded hole body 1006. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present invention are described clearly and completely below. The embodiments of the present invention and all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0038] Example 1: Please refer to Figure 1-Figure 15 A fully automatic control device for a biomass boiler comprises a control box body 1, a control display device 5, a control device 6, a loading regulation mechanism and an expansion mechanism.

[0039] The present invention is provided with a box door 2 on the front side of the control box body 1, an emergency stop button 3 is provided on the side position of the control box body 1, and a warning light 4 is provided on the top position of the control box body 1; a control display screen device 5 is provided on the box door 2, and a control device 6 is installed inside the control box body 1, and the control device 6 is installed and fixed by a loading and regulating mechanism; wherein an expansion mechanism is also provided at the bottom of the control box body 1.

[0040] For the installation of the control device 6, in order to improve its installation flexibility when performing layout installation and fixing, the present solution is to fix the fixed rail 701 on the inner wall of the control box body 1 by screws, and to set a limiting slide groove 702 on the fixed rail 701, and to set a plurality of limiting sliders 705 in the limiting slide groove 702, that is, the limiting slider 705 is slidably set in the limiting slide groove 702, and positioning is required in the subsequent process, and control is performed according to the actual installation requirements of the control device 6. The fixed rail 701 belongs to a component in the loading and regulating mechanism, that is, the two end side positions of the fixed rail 701 in the loading and regulating mechanism of the present solution are symmetrically fixed. There is a fixed foot 704, which is fixed on the inner wall of the control box body 1 by screws, a limiting slide groove 702 is set in the fixed track 701, and a limiting slider 705 is movably set in the limiting slide groove 702; the limiting slide groove 702 is equidistantly set with positioning thread grooves 703, and the positioning thread grooves 703 are equidistantly set in a straight line, the limiting slider 705 is fixedly set at one end of the support body 706, and a docking slot 707 is set in the support body 706, and a first cylindrical through slot 708 is set in the docking slot 707, and one end of the first cylindrical through slot 708 extends to the limiting slider 705; the support body 706 here is connected to the bearing component.

[0041] The bearing assembly includes a bearing plate 801, a docking plug 802, a second cylindrical through slot 803, a positioning screw 804 and a handle head 805; a docking plug 802 is fixedly provided on one side of the bearing plate 801, one end of the docking plug 802 is plugged into the socket 707, a second cylindrical through slot 803 is penetrated by the docking plug 802, and one end of the second cylindrical through slot 803 extends into the bearing plate 801; the second cylindrical through slot 803 and the first cylindrical through slot 708 are arranged in corresponding positions, the same number of groups are arranged, and the notch diameters of the two through slots are set equal, and a handle head 805 is fixedly provided on one end of the positioning screw 804, and the handle head 805 is arranged in a cylindrical shape, and the handle head 805 The side position of the anti-slip convex strip is provided; the positioning screw pin 804 is plugged into the second cylindrical through groove 803 and the first cylindrical through groove 708, and one end of the positioning screw pin 804 is threadedly connected to the positioning thread groove 703 in the limiting slide groove 702; the docking plug body 802 in this scheme is used in conjunction with the support body 706 and the limiting slider 705, that is, the docking plug body 802 is plugged into the docking slot 707 at the end of the support body 706, and then the position of the bearing plate 801 can be adjusted up and down, which is adjusted according to the actual installation requirements of the control device 6. During the adjustment process, the limiting slider 705 slides in the limiting slide groove 702 on the fixed track 701 to reach the target After the position is reached, it is positioned again by means of the positioning screw 804, that is, the positioning screw 804 is inserted from the second cylindrical through groove 803, and then passes through the first cylindrical through groove 708 in the support body 706, and finally the positioning screw 804 is rotated by the handle head 805, so that the end of the positioning screw 804 is threadedly connected with the positioning thread groove 703 at the corresponding position in the limiting slide groove 702. This process, on the one hand, realizes the connection and fixation between the docking plug-in body 802 and the support body 706, and on the other hand, realizes the position regulation and positioning work of the bearing plate 801; in this solution, the control device 6 is installed on the bearing plate 801, and the position of the bearing plate 801 here can be controlled according to actual needs, so as to meet the control device 6 as much as possible. The installation requirements are met, thereby improving the assembly efficiency of the control box device; and in subsequent maintenance work, if the controller module needs to be disassembled, that is, multiple control devices 6 on a certain position of a carrying plate 801 need to be disassembled, the corresponding carrying plate 801 can be directly disassembled, that is, first, the movable pin 905 is rotated by the handle head 805 to separate the end of the movable pin 905 from the positioning thread groove 703, and then the movable pin 905 is pulled out, and then the carrying plate 801 is removed. In this process, the docking plug 802 on the back side of the carrying plate 801 is separated from the docking slot 707 on the support body 706, and the connection with the carrying plate 801 can be released, which is convenient to operate and has high flexibility in use.

[0042] Regarding the installation and use of the control device 6, it is conventional to generally provide a connecting convex plate on the control device 6, and to provide a mounting hole in the connecting convex plate, and then to fix it with screws; in this scheme, the control device 6 is installed and positioned by a loading positioning component, and the loading positioning component is provided on the bearing plate 801, wherein the loading circular groove 901 in the loading positioning component is equidistantly arranged through the bearing plate 801, and a connecting threaded cavity 902 is provided at a notch position at one end of the loading circular groove 901, a connecting thread is provided on the outer side wall of the tube mouth of the accommodating tube cavity 903, the tube mouth end of the accommodating tube cavity 903 is threadedly connected to the connecting threaded cavity 902, and a rotating auxiliary convex block is provided on the outer side wall of the accommodating tube cavity 903; a rubber ring inner nest 904 is embedded in the accommodating tube cavity 903, a movable pin 905 is movably inserted in the rubber ring inner nest 904, one end of the movable pin 905 is fixedly provided with an auxiliary spring 906, and the other end of the auxiliary spring 906 is arranged in the accommodating tube cavity 9 03, the outer wall of the other end of the movable pin 905 is also provided with a connecting thread, and the movable pin 905 is threadedly connected to the internal thread locking cap 907, the end diameter of the rubber ring inner nest 904 is set equal to the notch diameter of the loading circular groove 901, and the rubber ring inner nest 904 and the accommodating tube cavity 903 and the loading circular groove 901 are set with the same number of groups; the mounting hole in the connecting convex plate on the control device 6 is plugged into the movable pin 905 at the corresponding position of the bearing plate 801, and the control device 6 is pressed to make the movable pin 905 inserted into the mounting hole of the connecting convex plate, and then the internal thread locking cap 907 is used to threadably connect the movable pin 905 to realize the rapid installation of the control device 6. At the same time, when the control device 6 is pressed, other movable pins 905 in contact with the control device 6 will be squeezed. With the coordinated use of the movable pin 905 and the auxiliary spring 906, the installation and positioning of the control device 6 has a shockproof protection effect.

[0043] In order to further improve the installation efficiency of the control device 6, the present solution has multiple sets of movable pins 905 evenly and equidistantly arranged on the bearing plate 801, so that the installation positioning of the control device 6 is more flexible; furthermore, after installation, if the control device 6 is disassembled and repositioned due to the installation requirements of other control modules, it is also very convenient, and there is no need to drill holes in the control box again. Only the internal thread locking cap 907 needs to be loosened to release the positioning of the control device 6 and remove the control device 6; and it can also provide convenience for later maintenance work, and the control device 6 is plug-and-play.

[0044] In this solution, an expansion mechanism is also provided at the bottom of the control box body 1, which includes an expansion box body 1001, a heat dissipation auxiliary mesh slot 1002, a pull-out handle 1003, a positioning card slot 1004, a positioning screw 1005 and a connecting threaded hole body 1006; the expansion box body 1001 is arranged at the bottom of the control box body 1, and a pull-out handle 1003 is provided at the bottom of the expansion box body 1001, a heat dissipation auxiliary mesh slot 1002 is provided at the side position of the expansion box body 1001, and the two end side walls of the expansion box body 1001 are symmetrically provided with positioning card slots 1004, and the connecting threaded hole bodies 1006 are symmetrically arranged on both sides of the control box body 1, and two are provided on each side of the control box body 1, and the setting positions of the connecting threaded hole bodies 1006 and the positioning card slots 1004 correspond to each other, and the connecting threaded hole bodies 1006 and the positioning card slots 1004 correspond to each other. The screw 1005 is threadedly connected; wherein the expansion box body 1001 can increase the use space of the expansion box body 1001 when necessary, that is, when an additional control module needs to be installed in the control box body, it is troublesome to replace another type of control box, and the expansion box body 1001 can be pulled out from the bottom of the control box body 1, and the additional or temporarily added control module can be installed in the expansion box body 1001; wherein the use of the expansion box body 1001 can provide additional installation space requirements while increasing the internal space of the control box. When the heat inside the control box is high, the expansion box body 1001 is pulled out to improve the internal heat flow and facilitate the dissipation of the heat. A heat dissipation auxiliary mesh groove 1002 is also provided on the side wall of the expansion box body 1001, which also has a corresponding positive effect on the heat dissipation of the control box.

[0045] For the use of the expansion box body 1001, a group of positioning slots 1004 are provided at both ends of the expansion box body 1001, and two connecting threaded holes 1006 are provided on both sides of the control box body 1, that is, when the expansion box body 1001 is received in the control box body 1, the positioning slot 1004 on the expansion box body 1001 is aligned with one of the connecting threaded holes 1006, and then connected and fixed by the positioning screw 1005. When the expansion box body 1001 needs to be pulled out, the fixation of the expansion box body 1001 is first released, and the positioning screw 1005 is rotated, so that one end of the positioning screw 1005 is removed from the positioning slot. 1004, and at the same time, one hand holds the pull-out handle 1003 on the bottom side of the expansion box body 1001, and when the expansion box body 1001 is released, the pull-out handle 1003 is used to pull the expansion box body 1001 outward. During this process, the positioning screw 1005 needs to be connected with another connecting threaded hole body 1006, and while pulling the expansion box body 1001 outward, the positioning screw 1005 is rotated to reach the positioning slot 1004 and align it with the other connecting threaded hole body 1006, and one end of the positioning screw 1005 is inserted into the positioning slot 1004, so that the expansion box body 1001 can be positioned.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fully automatic control device for a biomass boiler, characterized in that: It comprises a control box body (1), a control display screen device (5), a control device (6), a loading and regulating mechanism and an expansion mechanism; The control box body (1) is provided with a box door (2) on the front side, an emergency stop button (3) is provided on the side of the control box body (1), and a warning light (4) is provided on the top of the control box body (1); The box door (2) is provided with a control display screen device (5), and a control device (6) is installed inside the control box body (1), and the control device (6) is installed and fixed by a loading and regulating mechanism; An expansion mechanism is provided at the bottom of the control box body (1).

2. The fully automatic control device for a biomass boiler according to claim 1, characterized in that: The loading and regulating mechanism comprises a fixed rail (701), a limiting slide groove (702), a positioning thread groove (703), a fixed foot (704), a limiting slider (705), a support body (706), a docking slot (707), a first cylindrical through groove (708) and a bearing assembly; the fixed rail (701) is symmetrically fixed with fixed feet (704) at both end sides, the fixed feet (704) are fixedly arranged on the inner side wall of the control box body (1) by screws, the fixed rail (701) is provided with a limiting slide groove (702), and the limiting slider (705) is movably arranged in the limiting slide groove (702).

3. The fully automatic control device for a biomass boiler according to claim 2, characterized in that: The limiting slide groove (702) is provided with positioning thread grooves (703) at equal intervals, and the positioning thread grooves (703) are arranged in a straight line at equal intervals. The limiting slide block (705) is fixedly arranged at one end of the support body (706). The support body (706) is provided with a docking slot (707). The docking slot (707) is provided with a first cylindrical through slot (708), and one end of the first cylindrical through slot (708) extends into the limiting slide block (705).

4. The fully automatic control device for a biomass boiler according to claim 2, characterized in that: The support body (706) is connected to the bearing assembly.

5. The fully automatic control device for a biomass boiler according to claim 2, characterized in that: The bearing assembly comprises a bearing plate (801), a docking plug (802), a second cylindrical through groove (803), a positioning screw (804) and a handle head (805); a docking plug (802) is fixedly arranged on one side of the bearing plate (801), one end of the docking plug (802) is plugged into the connecting slot (707), a second cylindrical through groove (803) is penetrated by the docking plug (802), and one end of the second cylindrical through groove (803) extends into the bearing plate (801).

6. The fully automatic control device for a biomass boiler according to claim 5, characterized in that: The second cylindrical through groove (803) and the first cylindrical through groove (708) are arranged in corresponding positions, have the same number of groups, and have the same notch diameters. A handle head (805) is fixedly arranged at one end of the positioning screw (804), the handle head (805) is arranged in a cylindrical shape, and an anti-slip convex strip is arranged on the side of the handle head (805).

7. The fully automatic control device for a biomass boiler according to claim 5, characterized in that: The positioning screw pin (804) is plugged into the second cylindrical through groove (803) and the first cylindrical through groove (708), and one end of the positioning screw pin (804) is threadedly connected to the positioning thread groove (703) in the limiting sliding groove (702).

8. The fully automatic control device for a biomass boiler according to claim 5, characterized in that: The loading and positioning components are equidistantly arranged on the bearing plate (801), and the loading and positioning components include a loading circular groove (901), a connecting threaded cavity (902), a receiving tube cavity (903), a rubber ring inner nest (904), a movable pin (905), an auxiliary spring (906) and an internal thread locking cap (907); the loading circular groove (901) is equidistantly arranged throughout the bearing plate (801), and a connecting threaded cavity (902) is arranged at a notch position at one end of the loading circular groove (901), a connecting thread is arranged on the outer side wall of the tube mouth of the receiving tube cavity (903), the tube mouth end of the receiving tube cavity (903) is threadedly connected to the connecting threaded cavity (902), and a rotation auxiliary protrusion is arranged on the outer side wall of the receiving tube cavity (903).

9. The fully automatic control device for a biomass boiler according to claim 8, characterized in that: A rubber ring inner nest (904) is embedded in the accommodating tube cavity (903), and a movable pin (905) is movably inserted in the rubber ring inner nest (904). An auxiliary spring (906) is fixedly provided at one end of the movable pin (905), and the other end of the auxiliary spring (906) is arranged in the accommodating tube cavity (903). The outer wall of the other end of the movable pin (905) is also provided with a connecting thread, and the movable pin (905) is threadedly connected to the internal thread locking cap (907). The end diameter of the rubber ring inner nest (904) is equal to the notch diameter of the loading circular groove (901), and the rubber ring inner nest (904), the accommodating tube cavity (903), and the loading circular groove (901) are provided with the same number of groups.

10. The fully automatic control device for a biomass boiler according to claim 1, characterized in that: The expansion mechanism comprises an expansion box body (1001), a heat dissipation auxiliary mesh slot (1002), a pull-out handle (1003), a positioning card slot (1004), a positioning screw (1005) and a connecting threaded hole body (1006); the expansion box body (1001) is arranged at the bottom position of the control box body (1), and the bottom end of the expansion box body (1001) is provided with a pull-out handle (1003), and the side position of the expansion box body (1001) is provided with a heat dissipation auxiliary mesh slot (1002). The auxiliary network slot (1002) and the side walls at both ends of the expansion box body (1001) are symmetrically provided with positioning card slots (1004), the connecting threaded hole bodies (1006) are symmetrically arranged on both sides of the control box body (1), and two are arranged on each side of the control box body (1), the connecting threaded hole bodies (1006) and the positioning card slots (1004) are arranged at corresponding positions, and the connecting threaded hole bodies (1006) are threadedly connected with the positioning screws (1005).

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