A calcium carbide furnace flue gas dust removal device

Abstract

The present invention relates to the technical field of dust removal of flue gas from calcium carbide furnaces, and in particular to a dust removal device for a flue gas from a calcium carbide furnace, comprising a fixed connecting seat, a dust removal box connected to the end face of the fixed connecting seat, a discharge port provided on the dust removal box, an exhaust fan connected to the end face of the dust removal box via a connecting cover, a smoke connection pipe connected to the side wall of the dust removal box, and a plurality of groups of filters connected to the inner cavity of the dust removal box. The present invention provides a filter cleaning structure in the flue gas dust removal device for a calcium carbide furnace, thereby utilizing the drive motor in the filter cleaning structure to clean the dust at the bottom of the filter through the transmission structure, so that during the use of the flue gas dust removal device for a calcium carbide furnace, the dust at the bottom of the filter can be automatically cleaned, making the filter less likely to be blocked during long-term use, thereby improving the dust removal effect and solving the problem that the filter is difficult to clean.

Description

Technical Field

[0001] The invention relates to the technical field of calcium carbide furnace flue gas dust removal, in particular to a calcium carbide furnace flue gas dust removal device. Background Art

[0002] The current calcium carbide furnace flue gas dust removal device will cause the filter in the dust removal device to be clogged during long-term use, resulting in the dust removal effect being not very ideal. At the same time, in the process of spraying water in the dust removal device, most of the fixed nozzles are used for water spraying, which results in the water spraying not being very comprehensive, thereby reducing the dust removal effect. The water used in dust removal is directly discharged without any treatment, resulting in a waste of resources and environmental pollution. In response to the above problems, it is necessary to provide a calcium carbide furnace flue gas dust removal device that can automatically clean the filter, rotate to spray water, and automatically separate mud and water. Summary of the Invention

[0003] The present invention provides a dust removal device for calcium carbide furnace flue gas, which can automatically clean the filter screen, rotatably spray water, and automatically separate mud and water, in order to solve the above problems.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A dust removal device for flue gas from a calcium carbide furnace comprises a fixed connecting seat, a dust removal box connected to the end face of the fixed connecting seat, a discharge port provided on the dust removal box, an exhaust fan connected to the end face of the dust removal box via a connecting cover, a smoke connection pipe connected to the side wall of the dust removal box, a plurality of groups of filters connected to the inner cavity of the dust removal box, a filter cleaning structure provided in the inner cavity of the dust removal box and at the bottom of the filters, a rotating water spraying structure provided in the inner cavity of the dust removal box and between the filters, a mud-water separation structure provided at the bottom of the dust removal box and at the discharge port, and a controller connected to the end face of the fixed connecting seat and at one side of the dust removal box.

[0006] The filter cleaning structure includes a connecting shell and a driving motor, the connecting shell is connected to the side wall of the dust removal box body, the driving motor is connected to the bottom of the fixed connecting seat through a connecting box, the driving end of the driving motor is connected to a driving rod through a coupling, the side wall of the driving rod is connected to a gear turntable, the gear turntable is meshed with a driven gear, the center of the driven gear is connected to a rotating rod, the side wall of the rotating rod is connected to multiple groups of driving bevel gears, the side wall of the driving bevel gear is meshed with a driven bevel gear, the center of the driven bevel gear is connected to a driving screw, and the side wall of the driving screw is symmetrically connected to a driving screw The movable slider is symmetrically connected to the side wall of the driving slider, and fixed slide rails are provided on both sides of the driving screw rod and corresponding to the fixed connecting rod. Fixed connecting plates are connected to the side walls of the fixed slide rails, and the fixed connecting plates are connected to the side walls of the inner cavity of the connecting shell. Both ends of the fixed connecting rod are rotatably connected to the scissor-type lifting frame through a connecting shaft, and the connection of the scissor lifting frame is slidably connected to the connecting slide rail through a slider. Multiple groups of cleaning scrapers are provided on the end surface of the connecting slide rail and below the filter screen. The two ends of the connecting slide rail are symmetrically connected to the limiting slide rails, and the limiting slide rails are connected to the side walls of the dust removal box.

[0007] The rotating water spraying structure includes a servo motor, the servo motor is connected to the bottom of the fixed connecting seat through a connecting box, the driving end of the servo motor is connected to a driving connecting rod through a coupling, the side wall of the driving connecting rod is connected to multiple sets of active bevel gears, the side wall of the active bevel gear is meshed and connected to an auxiliary bevel gear, the center of the auxiliary bevel gear is connected to a rotating connecting rod, the side wall of the rotating connecting rod is connected to a driving sprocket, the side wall of the driving sprocket is meshed and connected to a driven sprocket through a driving chain, the center of the driven sprocket is connected to a transmission connecting rod, the side wall of the driving chain is meshed and connected to multiple sets of rotating sprockets, the center of the rotating sprocket is connected to a spray head connecting pipe, the side wall of the spray head connecting pipe is connected to multiple sets of water spray nozzles, the other end of the spray head connecting pipe is connected to a water pipe connecting pipe, and the water pipe connecting pipe is connected to the side wall of the dust removal box.

[0008] The mud-water separation structure includes a connecting bracket, an auger connecting cavity is connected to the connecting bracket, a feed port is provided on the end surface of the auger connecting cavity, the feed port is connected to the discharge port, a rotating motor is connected to the connecting bracket and one side of the auger connecting cavity, the driving end of the rotating motor is connected to a driving connecting rod through a pulley, a rotating column is connected on the side wall of the driving connecting rod and located in the inner cavity of the auger connecting cavity, a spiral blade is connected on the side wall of the rotating column, a pair of filtering holes are opened at the bottom of the auger connecting cavity, and a pair of filtering holes are opened on the side wall of the rotating column An annular baffle is provided at one end of the auger connecting cavity, and a spring seat is symmetrically connected to the side wall of the annular baffle, and an adjusting screw is rotatably connected to the side wall of the spring seat through a bearing seat, and a threaded connecting block is connected to the side wall of the adjusting screw, and the threaded connecting block is fixedly connected to the side wall of the connecting bracket, and a fixing nut is connected on the side wall of the adjusting screw and on one side of the threaded connecting block, and the other end of the adjusting screw is connected to a rotating knob, and a water tank is provided on the connecting bracket and below the auger connecting cavity, and a water pump is connected to the side wall of the water tank.

[0009] As a preferred solution of the present invention, the exhaust fan is connected to the controller through a wire and the connection is electrical. The filter is arranged in four groups and is equidistantly connected to the side wall of the inner cavity of the dust removal box, wherein the mesh size of each group of filter holes decreases from bottom to top. The drive motor is connected to the controller through a wire and the connection is electrical.

[0010] As a preferred solution of the present invention, the driving rod is connected to the bottom of the fixed connecting seat through a bearing seat, wherein the connection between the driving rod and the bearing seat is a rotational connection, and the gear turntable is composed of an internal gear and an external gear, wherein the internal gear and the external gear are arranged opposite to each other in the gear turntable.

[0011] As a preferred solution of the present invention, the rotating rod is connected to the upper and lower end surfaces of the connecting shell through a bearing seat, wherein the connection method between the rotating rod and the bearing seat is a rotational connection, and the driving screw is connected to the side wall of the fixed connecting plate through the bearing seat, wherein the connection method between the driving screw and the bearing seat is a rotational connection.

[0012] As a preferred solution of the present invention, the driving screw is composed of a left-handed screw and a right-handed screw, the driving screw is connected to the driving slider by a threaded connection, and the fixed connecting rod is connected to the fixed slide rail by a sliding connection.

[0013] As a preferred solution of the present invention, the connection between the two ends of the connecting slide rail and the limiting slide rail is a sliding connection, the servo motor is connected to the controller through a wire and the connection is an electrical connection, and the driving connecting rod is connected to the side wall of the dust removal box through a bearing seat, wherein the connection between the driving connecting rod and the bearing seat is a rotating connection.

[0014] As a preferred solution of the present invention, the rotating connecting rod is connected to the side wall of the dust removal box through a bearing seat, wherein the connection method of the rotating connecting rod and the bearing seat is a rotating connection, and the transmission connecting rod is connected to the side wall of the dust removal box through a bearing seat, wherein the connection method of the transmission connecting rod and the bearing seat is a rotating connection.

[0015] As a preferred solution of the present invention, the nozzle connecting pipe is connected to the side wall of the dust removal box through a bearing seat, wherein the connection method of the nozzle connecting pipe and the bearing seat is a rotational connection, and the other end of the nozzle connecting pipe is connected to the interface of the water pipe connecting pipe through a bearing, wherein the connection method of the nozzle connecting pipe and the bearing is a rotational connection.

[0016] As a preferred solution of the present invention, the rotating motor is connected to the controller through a wire and the connection method is electrical connection, the driving connecting rod is connected to the connecting bracket through a bearing seat, wherein the connection method of the driving connecting rod and the bearing seat is a rotating connection, and the connection method of the rotating column and the annular baffle is a sliding connection.

[0017] As a preferred solution of the present invention, the spring seat is composed of a fixed seat, a sliding seat and a spring, wherein the connection between the fixed seat and the sliding seat is a sliding connection, the connection between the adjusting screw and the threaded connection block is a threaded connection, the connection between the adjusting screw and the fixing nut is a threaded connection, and the water pump is connected to the controller through a wire and the connection is an electrical connection.

[0018] In the present invention, by providing a filter cleaning structure, dust at the bottom of the filter can be automatically cleaned during use of the calcium carbide furnace flue gas dust removal device, making the filter less likely to become clogged during long-term use, thereby improving the dust removal effect. The present invention provides a rotating water spray structure to perform omnidirectional water spray dust removal, thereby improving the dust removal effect and solving the problem of the nozzle connecting pipe not being able to rotate.

[0019] The present invention is provided with a mud-water separation structure, which can automatically separate mud and water, so that the filtered water can be reused, thereby saving resources and solving the problem that mud and water cannot be automatically separated. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the isometric structure of the present invention;

[0021] Figure 2For the present invention Figure 1 Schematic diagram of cross-section structure;

[0022] Figure 3 This is a schematic diagram of the filter cleaning structure of the present invention;

[0023] Figure 4 For the present invention Figure 3 Schematic diagram of some structures;

[0024] Figure 5 For the present invention Figure 4 Schematic diagram of some structures;

[0025] Figure 6 This is a schematic diagram of the rotary water spray structure of the present invention;

[0026] Figure 7 For the present invention Figure 7 Schematic diagram of some structures;

[0027] Figure 8 This is a schematic diagram of the mud-water separation structure of the present invention;

[0028] Figure 9 For the present invention Figure 8 Schematic diagram of cross-section structure;

[0029] Figure 10 For the present invention Figure 9 Schematic diagram of some structures.

[0030] In the figure: 1. Fixed connecting seat; 2. Dust removal box; 3. Discharge port; 4. Exhaust fan; 5. Smoke connecting pipe; 6. Filter; 7. Filter cleaning structure; 8. Rotating water spray structure; 9. Mud and water separation structure; 10. Controller; 701. Connecting shell; 702. Driving motor; 703. Driving rod; 704. Gear turntable; 705. Driven gear; 706. Rotating rod; 707. Driving bevel gear; 708. Driven bevel gear; 709. Driving screw; 710. Driving slider; 711. Fixed connecting rod; 712. Fixed slide rail; 713. Fixed connecting plate; 714. Scissor lift; 715. Connecting slide rail; 716. Cleaning scraper; 717. Limiting slide rail; 801. Servo motor; 802. Driving connecting rod; 803, active bevel gear; 804, auxiliary bevel gear; 805, rotating connecting rod; 806, driving sprocket; 807, driving chain; 808, driven sprocket; 809, transmission connecting rod; 810, rotating sprocket; 811, nozzle connecting pipe; 812, water spray nozzle; 813, water pipe connecting pipe; 901, connecting bracket; 902, auger connecting cavity; 903, feed inlet; 904, rotating motor; 905, driving connecting rod; 906, rotating column; 907, spiral blade; 908, filter hole; 909, annular baffle; 910, spring seat; 911, adjusting screw; 912, threaded connection block; 913, fixing nut; 914, rotating knob; 915, water tank; 916, water pump. DETAILED DESCRIPTION

[0031] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0032] For example, please refer to Figure 1-10 The present invention provides a dust removal device for a flue gas from a calcium carbide furnace, comprising a fixed connecting seat 1, a dust removal box 2 connected to the end face of the fixed connecting seat 1, a discharge port 3 being provided on the dust removal box 2, an exhaust fan 4 being connected to the end face of the dust removal box 2 through a connecting cover, a smoke connection pipe 5 being connected to the side wall of the dust removal box 2, a plurality of groups of filter screens 6 being connected to the inner cavity of the dust removal box 2, a filter screen cleaning structure 7 being provided in the inner cavity of the dust removal box 2 and at the bottom of the filter screens 6, a rotating water spraying structure 8 being provided in the inner cavity of the dust removal box 2 and between the filter screens 6, a mud-water separation structure 9 being provided at the bottom of the dust removal box 2 and at the discharge port 3, and a controller 10 being connected to the end face of the fixed connecting seat 1 and at one side of the dust removal box 2.

[0033] For example, please refer to Figure 1-5The filter cleaning structure 7 includes a connecting shell 701 and a drive motor 702. The connecting shell 701 is connected to the side wall of the dust removal box 2. The drive motor 702 is connected to the bottom of the fixed connection seat 1 through the connecting box. The drive motor 702 is started under the condition that the driving end of the drive motor 702 is connected to the drive rod 703 through the coupling to drive the drive rod 703 to rotate. A gear turntable 704 is connected to the side wall of the drive rod 703, and a driven gear is meshed in the gear turntable 704. Under the condition of 705, the driven gear 705 is driven to rotate. Under the condition that the center of the driven gear 705 is connected to the rotating rod 706, the rotating rod 706 is driven to rotate. On the side wall of the rotating rod 706, multiple sets of driving bevel gears 707 are connected. Under the condition that the side wall of the driving bevel gear 707 is meshed with the driven bevel gear 708, the driven bevel gear 708 is driven to rotate. Under the condition that the center of the driven bevel gear 708 is connected to the driving screw rod 709, the driving screw rod 709 is driven to rotate. The driving slider 710 is symmetrically connected to the side wall of the rod 709, and the fixed connecting rod 711 is symmetrically connected to the side wall of the driving slider 710. Fixed slide rails 712 are provided on both sides of the driving screw rod 709 and corresponding to the fixed connecting rod 711. The side wall of the fixed slide rail 712 is connected to a fixed connecting plate 713. The fixed connecting plate 713 is connected to the side wall of the inner cavity of the connecting shell 701, so that the driving slider 710 moves on the side wall of the driving screw rod 709. The two ends are rotatably connected to the scissor-type lifting frame 714 through a connecting shaft. The connection of the scissor-type lifting frame 714 is slidably connected to the connecting slide rail 715 through a slider. A plurality of groups of cleaning scrapers 716 are provided on the end surface of the connecting slide rail 715 and below the filter screen 6. The two ends of the connecting slide rail 715 are symmetrically connected to the limiting slide rail 717. The limiting slide rail 717 is connected to the side wall of the dust removal box 2, driving the cleaning scraper 716 to move below the filter screen 6, thereby cleaning the filter screen.

[0034] Among them, the driving motor 702 is connected to the controller 10 through a wire and the connection method is an electrical connection design, so that the driving motor 702 can be easily started, and the driving rod 703 is connected to the bottom of the fixed connecting seat 1 through the bearing seat, wherein the connection method of the driving rod 703 and the bearing seat is a rotation connection design, so that the device can rotate smoothly, and the gear turntable 704 is composed of an internal gear and an external gear, wherein the internal gear and the external gear are oppositely set in the gear turntable 704, and the connecting rod can rotate back and forth, thereby causing the cleaning scraper 716 to move back and forth, and the rotating rod 706 is connected to the upper and lower end surfaces of the connecting shell 701 through the bearing seat, wherein the rotating rod 706 and the bearing seat are connected. The seat is connected in a rotating manner, and the driving screw rod 709 is connected to the side wall of the fixed connecting plate 713 through the bearing seat, wherein the driving screw rod 709 and the bearing seat are connected in a rotating manner, so that the device can operate smoothly, and the driving screw rod 709 is designed to be spliced ​​with a left-handed screw rod and a right-handed screw rod, so that the driving slider 710 moves in relative or opposite directions on the side wall of the driving screw rod 709, and the driving screw rod 709 and the driving slider 710 are connected in a threaded manner, the fixed connecting rod 711 and the fixed slide rail 712 are connected in a sliding manner, and the two ends of the connecting slide rail 715 are connected to the limiting slide rail 717 in a sliding connection design, so that the device can operate smoothly.

[0035] For example, please refer to Figure 1 、 Figure 2 、 Figure 6 and Figure 7The rotating water spray structure 8 includes a servo motor 801. The servo motor 801 is connected to the bottom of the fixed connection seat 1 through a connection box. The servo motor 801 is started under the condition that the driving end of the servo motor 801 is connected to the driving connecting rod 802 through a coupling to drive the driving connecting rod 802. A plurality of sets of active bevel gears 803 are connected to the side wall of the driving connecting rod 802. The auxiliary bevel gear 804 is driven to rotate under the condition that the side wall of the active bevel gear 803 is meshed and connected with the auxiliary bevel gear 804. A rotating connecting rod 805 is connected at the center of the auxiliary bevel gear 804. The side wall of the rotating connecting rod 805 is connected to a driving sprocket 806. The side wall of the driving sprocket 806 is connected to the driving sprocket 806. The driving chain 807 is meshed with the driven sprocket 808, and the center of the driven sprocket 808 is connected to the transmission connecting rod 809, which drives the driving chain 807 to rotate. The side wall of the driving chain 807 is meshed with multiple groups of rotating sprockets 810, which drives the rotating sprocket 810 to rotate. The center of the rotating sprocket 810 is connected to a nozzle connecting pipe 811, and the side wall of the nozzle connecting pipe 811 is connected to multiple groups of water spray nozzles 812. The other end of the nozzle connecting pipe 811 is connected to a water pipe connecting pipe 813. The water pipe connecting pipe 813 is connected to the side wall of the dust removal box 2, which drives the nozzle connecting pipe 811 to rotate, thereby performing the rotational water spraying work.

[0036] Among them, the servo motor 801 is connected to the controller 10 through a wire and the connection method is an electrical connection design, which facilitates the startup of the device, and is connected to the side wall of the dust removal box 2 through the driving connecting rod 802 through the bearing seat, wherein the driving connecting rod 802 and the bearing seat are connected in a rotating manner, and the rotating connecting rod 805 is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the rotating connecting rod 805 and the bearing seat are connected in a rotating manner, and the transmission connecting rod 809 is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the transmission connecting rod 809 and the bearing seat are connected in a rotating manner, and the nozzle connecting pipe 811 is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the nozzle connecting pipe 811 and the bearing seat are connected in a rotating manner, and the other end of the nozzle connecting pipe 811 is connected to the interface of the water pipe connecting pipe 813 through a bearing, wherein the connection method of the nozzle connecting pipe 811 and the bearing is a rotating connection design, so that the device can run smoothly.

[0037] For example, please refer to Figure 1 、 Figure 2 、 Figure 8 、 Figure 9 and Figure 10, the mud-water separation structure 9 includes a connecting bracket 901, which is connected to an auger connecting cavity 902. A feed port 903 is provided on the end surface of the auger connecting cavity 902, and the feed port 903 is connected to the discharge port 3. The connecting bracket 901 is connected to a rotating motor 904 on one side of the auger connecting cavity 902. The rotating motor 904 is started under the condition that the driving end of the rotating motor 904 is connected to a driving connecting rod 905 through a pulley. The side wall of the driving connecting rod 905 is connected to a rotating column 906 located in the inner cavity of the auger connecting cavity 902. The side wall of the rotating column 906 is connected to a spiral blade 907, which drives the spiral blade 907 to rotate, thereby pushing the silt in the auger connecting cavity 902 to one side of the auger connecting cavity 902. Under the condition that a pair of filtering holes 908 are provided at the bottom of the auger connecting cavity 902, the moisture is The sludge seeps down from the filter hole 908, and under the condition that an annular baffle 909 is provided on the side wall of the rotating column 906 and at one end of the auger connecting cavity 902, the sludge is squeezed out from the gap between the auger connecting cavity 902 and the annular baffle 909, and a spring seat 910 is symmetrically connected to the side wall of the annular baffle 909, and an adjusting screw 911 is rotatably connected to the side wall of the spring seat 910 through a bearing seat, and a threaded connecting block 912 is connected to the side wall of the adjusting screw 911, and the threaded connecting block 912 is fixedly connected to the side wall of the connecting bracket 901, and a fixing nut 913 is connected on the side wall of the adjusting screw 911 and at one side of the threaded connecting block 912, and a rotating knob 914 is connected to the other end of the adjusting screw 911. When the adjusting screw 911 is rotated, the spring seat 910 is compressed, thereby increasing the pressure of the annular baffle 909, thereby further draining the water.

[0038] The rotating motor 904 is connected to the controller 10 through a wire and the connection method is an electrical connection design, which facilitates the startup of the device. The driving connecting rod 905 is connected to the connecting bracket 901 through the bearing seat, wherein the connection method of the driving connecting rod 905 and the bearing seat is a rotating connection, and the connection method of the rotating column 906 and the annular baffle 909 is a sliding connection design, so that the device can run smoothly. The spring seat 910 is composed of a fixed seat, a sliding seat and a spring, wherein the connection method of the fixed seat and the sliding seat is a sliding connection, the connection method of the adjusting screw 911 and the threaded connection block 912 is a threaded connection, and the connection method of the adjusting screw 911 and the fixing nut 913 is a threaded connection design, so that the pressure of the spring seat 910 can be adjusted by rotating the adjusting screw 911, thereby controlling the moisture in the sludge.

[0039] When using the calcium carbide furnace flue gas dust removal device of the present invention, first connect the smoke connecting pipe 5 to the smoke outlet of the calcium carbide furnace, and then start the water pump 916 and the exhaust fan 4 under the conditions that the exhaust fan 4 is connected to the controller 10 through a wire and the connection method is electrical connection, and the water pump 916 is connected to the controller 10 through a wire and the connection method is electrical connection.

[0040] During the water spraying process, the servo motor 801 is started under the condition that the servo motor 801 is connected to the controller 10 through a wire and the connection mode is electrical connection, so that the driving end of the servo motor 801 rotates, and the driving connecting rod 802 is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the connection mode of the driving connecting rod 802 and the bearing seat is a rotational connection, which drives the driving connecting rod 802 to rotate. Multiple sets of active bevel gears 803 are connected to the side wall of the driving connecting rod 802, and the auxiliary bevel gear 804 is meshed and connected on the side wall of the active bevel gear 803, which drives the auxiliary bevel gear 804 to rotate. A rotating connecting rod 805 is connected at the center of the auxiliary bevel gear 804, and a driving sprocket 806 is connected to the side wall of the rotating connecting rod 805. The side wall of the driving sprocket 806 is meshed and connected with a driven sprocket 808 through a driving chain 807. The center of the driven sprocket 808 is connected to a transmission connecting rod 809, and the rotating connecting rod 805 is connected through a bearing The seat is connected to the side wall of the dust removal box 2, wherein the connection mode of the rotating connecting rod 805 and the bearing seat is a rotating connection, and the transmission connecting rod 809 is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the connection mode of the transmission connecting rod 809 and the bearing seat is a rotating connection, which drives the driving chain 807 to rotate, and multiple groups of rotating sprockets 810 are meshed and connected on the side wall of the driving chain 807. The center of the rotating sprocket 810 is connected to a nozzle connecting pipe 811, which is connected to the side wall of the dust removal box 2 through the bearing seat, wherein the connection mode of the nozzle connecting pipe 811 and the bearing seat is a rotating connection, which drives the nozzle connecting pipe 811 to rotate, and the other end of the nozzle connecting pipe 811 is connected to the interface of the water pipe connecting pipe 813 through a bearing, wherein the connection mode of the nozzle connecting pipe 811 and the bearing is a rotating connection, which enables the water spray nozzle 812 on the side wall of the nozzle connecting pipe 811 to perform all-round water spraying and dust removal.

[0041] During the dust removal process, the driving motor 702 is connected to the controller 10 through a wire and the connection method is electrical connection, so that the driving end of the driving motor 702 rotates. The driving rod 703 is connected to the bottom of the fixed connecting seat 1 through a bearing seat, wherein the connection method of the driving rod 703 and the bearing seat is a rotational connection, which drives the driving rod 703 to rotate. A gear turntable 704 is connected to the side wall of the driving rod 703, and a driven gear 705 is meshed and connected in the gear turntable 704. The gear turntable 704 is composed of an internal gear and an external gear, wherein the internal gear and the external gear are arranged oppositely in the gear turntable 704, which drives the driven gear 705 to rotate reciprocatingly. The rotating rod 706 is connected to the upper and lower end surfaces of the connecting shell 701 through a bearing seat, wherein the connection method of the rotating rod 706 and the bearing seat is a rotational connection, which drives the rotating rod 706 to rotate. Multiple groups of driving rods 706 are connected to the side wall of the rotating rod 706. The bevel gear 707 is meshed with the driven bevel gear 708 on the side wall of the driving bevel gear 707, which drives the driven bevel gear 708 to rotate. When the driving screw rod 709 is connected to the side wall of the fixed connecting plate 713 through the bearing seat, the driving screw rod 709 is driven to rotate under the condition that the driving screw rod 709 is connected to the bearing seat. The driving screw rod 709 is connected to the driving slider 710 by a threaded connection. The fixed connecting rod 711 is connected to the fixed slide rail 712 by a sliding connection, so that the driving slider 710 moves in relative or opposite directions on the side wall of the driving screw rod 709. When the fixed connecting rod 711 and the fixed slide rail 712 are connected by a sliding connection, the scissor-type lifting frame 714 is driven to move back and forth, so that the smoke and dust at the bottom of the filter screen 6 are scraped off by the cleaning scraper 716, thereby ensuring the permeability of the filter screen 6.

[0042] After the dust-removed water flows into the mud-water separation structure 9, the rotating motor 904 is started under the condition that the rotating motor 904 is connected to the controller 10 through a wire and the connection mode is electrical connection, so that the driving end of the rotating motor 904 rotates, and the driving connecting rod 905 is connected to the connecting bracket 901 through the bearing seat, wherein the driving connecting rod 905 and the bearing seat are connected in a rotating manner. Under the condition of driving connection rod 905, the driving connecting rod 905 is driven to rotate, and then the spiral blade 907 on the rotating column 906 is driven to rotate, thereby transferring the dust in the water to one end of the auger connection cavity 902. During the transfer process, the water flows into the filter hole 908 from the filter hole 908. In the water tank 915, under the condition that the connection mode of the rotating column 906 and the annular baffle 909 is a sliding connection, the dust is squeezed out from the gap between the annular baffle 909 and the auger connection cavity 902. At the same time, according to the moisture in the squeezed dust, under the condition that the connection mode of the adjusting screw 911 and the threaded connection block 912 is a threaded connection, and the connection mode of the adjusting screw 911 and the fixing nut 913 is a threaded connection, the spring seat 910 is compressed by manually rotating the adjusting screw 911, thereby increasing the elastic force of the spring seat 910, so that it can be subjected to greater pressure when the dust is squeezed out, so that the moisture in the dust is further squeezed out.

[0043] While 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 these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A calcium carbide furnace flue gas dust removal device, comprising a fixed connection seat (1), characterized in that: The end face of the fixed connection seat (1) is connected to a dust removal box (2), a discharge port (3) is provided on the dust removal box (2), an exhaust fan (4) is connected to the end face of the dust removal box (2) through a connection cover, a smoke connection pipe (5) is connected to the side wall of the dust removal box (2), a plurality of groups of filter screens (6) are connected to the inner cavity of the dust removal box (2), a filter screen cleaning structure (7) is provided in the inner cavity of the dust removal box (2) and located at the bottom of the filter screens (6), a rotating water spraying structure (8) is provided in the inner cavity of the dust removal box (2) and located between the filter screens (6), a mud-water separation structure (9) is provided at the bottom of the dust removal box (2) and located at the discharge port (3), and a controller (10) is connected to the end face of the fixed connection seat (1) and located at one side of the dust removal box (2); The filter cleaning structure (7) comprises a connecting shell (701) and a driving motor (702), wherein the connecting shell (701) is connected to the side wall of the dust removal box (2), the driving motor (702) is connected to the bottom of the fixed connecting seat (1) through the connecting box, the driving end of the driving motor (702) is connected to a driving rod (703) through a coupling, the side wall of the driving rod (703) is connected to a gear turntable (704), a driven gear (705) is meshedly connected in the gear turntable (704), a rotating rod (706) is connected at the center of the driven gear (705), a plurality of driving bevel gears (707) are connected to the side wall of the rotating rod (706), a driven bevel gear (708) is meshedly connected to the side wall of the driving bevel gear (707), a driving screw (709) is connected at the center of the driven bevel gear (708), and a driving screw (709) is symmetrically connected to the side wall of the driving screw (709). A driving slider (710), wherein a fixed connecting rod (711) is symmetrically connected to the side wall of the driving slider (710), and fixed slide rails (712) are provided on both sides of the driving screw rod (709) and corresponding to the fixed connecting rod (711), and a fixed connecting plate (713) is connected to the side wall of the inner cavity of the connecting shell (701), and the two ends of the fixed connecting rod (711) are rotatably connected to a scissor-type lifting frame (714) through a connecting shaft, and the connection of the scissor-type lifting frame (714) is slidably connected to a connecting slide rail (715) through a slider, and a plurality of cleaning scrapers (716) are provided on the end surface of the connecting slide rail (715) and below the filter screen (6), and the two ends of the connecting slide rail (715) are symmetrically connected to a limiting slide rail (717), and the limiting slide rail (717) is connected to the side wall of the dust removal box (2); The mud-water separation structure (9) includes a connecting bracket (901), an auger connecting cavity (902) is connected to the connecting bracket (901), a feed port (903) is provided on the end surface of the auger connecting cavity (902), the feed port (903) is connected to the discharge port (3), a rotating motor (904) is connected to the connecting bracket (901) and is located on one side of the auger connecting cavity (902), the driving end of the rotating motor (904) is connected to a driving connecting rod (905) through a pulley, a rotating column (906) is connected to the side wall of the driving connecting rod (905) and is located in the inner cavity of the auger connecting cavity (902), a spiral blade (907) is connected to the side wall of the rotating column (906), a pair of filter holes (908) are provided at the bottom of the auger connecting cavity (902), and the side wall of the rotating column (906) is provided with a plurality of filter holes (908). An annular baffle (909) is provided on and located at one end of the auger connection cavity (902); a spring seat (910) is symmetrically connected to the side wall of the annular baffle (909); an adjusting screw (911) is rotatably connected to the side wall of the spring seat (910) via a bearing seat; a threaded connection block (912) is connected to the side wall of the adjusting screw (911); the threaded connection block (912) is fixedly connected to the side wall of the connection bracket (901); a fixing nut (913) is connected to the side wall of the adjusting screw (911) and located on one side of the threaded connection block (912); a rotating knob (914) is connected to the other end of the adjusting screw (911); a water storage tank (915) is provided on the connection bracket (901) and located below the auger connection cavity (902); and a water pump (916) is connected to the side wall of the water storage tank (915).

2. A calcium carbide furnace flue gas dust removal device according to claim 1, characterized in that: The rotating water spraying structure (8) comprises a servo motor (801), the servo motor (801) being connected to the bottom of the fixed connection seat (1) via a connection box, the driving end of the servo motor (801) being connected to a driving connecting rod (802) via a coupling, the side wall of the driving connecting rod (802) being connected to a plurality of sets of active bevel gears (803), the side wall of the active bevel gear (803) being meshedly connected to an auxiliary bevel gear (804), the center of the auxiliary bevel gear (804) being connected to a rotating connecting rod (805), the side wall of the rotating connecting rod (805) being connected to a driving sprocket (806), the driving chain The side wall of the wheel (806) is meshedly connected to a driven sprocket (808) via a driving chain (807), the center of the driven sprocket (808) is connected to a transmission connecting rod (809), the side wall of the driving chain (807) is meshedly connected to multiple groups of rotating sprockets (810), the center of the rotating sprocket (810) is connected to a nozzle connecting pipe (811), the side wall of the nozzle connecting pipe (811) is connected to multiple groups of water spray nozzles (812), the other end of the nozzle connecting pipe (811) is connected to a water pipe connecting pipe (813), and the water pipe connecting pipe (813) is connected to the side wall of the dust removal box (2).

3. The dust removal device for calcium carbide furnace flue gas according to claim 1, characterized in that: The exhaust fan (4) is connected to the controller (10) via a wire and the connection method is electrical connection. The filter screens (6) are arranged in four groups and are connected to the side wall of the inner cavity of the dust removal box (2) at equal intervals, wherein the mesh size of the holes of each group of filter screens (6) decreases from bottom to top. The drive motor (702) is connected to the controller (10) via a wire and the connection method is electrical connection.

4. The dust removal device for calcium carbide furnace flue gas according to claim 1, characterized in that: The driving rod (703) is connected to the bottom of the fixed connection seat (1) through a bearing seat, wherein the driving rod (703) and the bearing seat are connected in a rotational manner, and the gear turntable (704) is composed of an internal gear and an external gear, wherein the internal gear and the external gear are arranged in opposition in the gear turntable (704).

5. The dust removal device for calcium carbide furnace flue gas according to claim 1, characterized in that: The driving screw rod (709) is formed by splicing a left-handed screw rod and a right-handed screw rod. The driving screw rod (709) is connected to the driving slider (710) by a threaded connection, and the fixed connecting rod (711) is connected to the fixed slide rail (712) by a sliding connection.

6. The dust removal device for calcium carbide furnace flue gas according to claim 2, characterized in that: The connection between the two ends of the connecting slide rail (715) and the limiting slide rail (717) is a sliding connection, the servo motor (801) is connected to the controller (10) through a wire and the connection is an electrical connection, and the driving connecting rod (802) is connected to the side wall of the dust removal box (2) through a bearing seat, wherein the connection between the driving connecting rod (802) and the bearing seat is a rotational connection.

7. The dust removal device for calcium carbide furnace flue gas according to claim 1, characterized in that: The rotating motor (904) is connected to the controller (10) via a wire and the connection method is electrical connection. The driving connecting rod (905) is connected to the connecting bracket (901) via a bearing seat, wherein the driving connecting rod (905) and the bearing seat are connected in a rotating manner. The rotating column (906) and the annular baffle (909) are connected in a sliding manner.

8. The dust removal device for calcium carbide furnace flue gas according to claim 1, characterized in that: The spring seat (910) is composed of a fixed seat, a sliding seat, and a spring, wherein the fixed seat and the sliding seat are connected in a sliding manner, the adjusting screw (911) and the threaded connection block (912) are connected in a threaded manner, the adjusting screw (911) and the fixing nut (913) are connected in a threaded manner, and the water pump (916) is connected to the controller (10) via a wire and the connection is electrically connected.

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