CN115709889B - Device and method for preventing bridging of raw coal bin adherent coal of power plant - Google Patents

Abstract

The invention discloses a device and a method for preventing bridging of raw coal bin adherent coal of a power plant, wherein the device comprises a storage module, the storage module comprises a storage component and a release adjusting component, and the coal falling position of the storage component is adjusted through the release adjusting component; the adjusting module comprises a power output assembly and a displacement traction assembly, and the power output assembly outputs mechanical transmission force to drive the traction assembly to displace, so that the coal falling position of the storage assembly is adjusted. According to the invention, the device for preventing coal falling bridging is arranged, the temporary storage mode is adopted for storing raw coal, when bridging risk exists, the falling position of the raw coal is regulated by the regulating equipment, after the raw coal is released, the raw coal falls from high altitude through gravitational potential energy caused by height difference, and the wall-attached coal is continuously washed down gradually at the position of the instant bridging, so that the problems of wall-attached, bridging and coal breakage of the raw coal bin caused by sludge blending are successfully solved.

Description

Device and method for preventing bridging of raw coal bin adherent coal of power plant

Technical Field

The invention relates to the technical field of cleaning of raw coal bins of power plants, in particular to a device and a method for preventing bridging of adherent coal of the raw coal bins of the power plants.

Background

Aiming at the problems that high-moisture sludge adheres to an original coal bin, the sludge has poor fluidity and high cohesiveness, is easy to adhere to the wall of the coal bin in the original coal bin especially in rainy seasons and winter, gradually reduces the available capacity in the original coal bin, develops to the last problem of forming bridge and arch bridge in the original coal bin, and continuously influences the discontinuous coal flow of an inlet of a coal feeder, and does not cause coal breakage when in time. Aiming at the problem of coal breakage caused by a coal bunker bridge, each factory uses an air cannon or a vibration device, but the device is generated in the later stage of coal breakage, so that abnormal working conditions such as a real pulverizing system and the like are caused. Or under the condition of bridging, the organization manpower enters into a closed coal yard for cleaning, the cleaning work requires a plurality of days of working quantity, and the organization staff enters into a closed space with dust for operation, and the closed dust space has the characteristics of easily causing suffocation, ignition, explosion and the like of the staff.

In the cleaning process of the raw coal bin of the power plant, the existing cleaning mode is clumsy, is cleaned by manpower of workers, wastes time and labor, has potential safety hazards, and influences the development of normal power generation production work.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.

The present invention has been made in view of the problems occurring in the prior art.

Therefore, the invention aims to solve the technical problems that the existing cleaning mode is clumsy, the cleaning mode depends on manpower of staff, time and labor are wasted, and potential safety hazards exist.

In order to solve the technical problems, the invention provides the following technical scheme: a method for preventing bridging of raw coal bin adherent coal of a power plant, which comprises,

lifting raw coal by adopting a transmission device to enable the raw coal to move to the top of a raw coal bin;

a raw coal temporary storage bin is arranged at the top of the raw coal bin, and raw coal is temporarily stored;

adopting a transmission adjusting device to adjust the coal dropping point position of the raw coal temporary storage bin;

discharging the raw coal in the raw coal temporary storage bin.

As a preferable scheme of the method for preventing bridging of the adherent coal of the raw coal bunker of the power plant, the invention comprises the following steps: raw coal in the raw coal temporary storage bin is discharged through a hose, and an electric door is arranged in the hose.

As a preferable scheme of the method for preventing bridging of the adherent coal of the raw coal bunker of the power plant, the invention comprises the following steps: the outer wall of the raw coal temporary storage bin is provided with a vibrating motor, so that blockage in the raw coal temporary storage bin is avoided.

The invention also provides a device for preventing bridging of raw coal bin adherent coal of a power plant, which comprises a storage module, wherein the storage module comprises a storage component and a release adjusting component, and the coal falling position of the storage component is adjusted through the release adjusting component;

the adjusting module comprises a power output assembly and a displacement traction assembly, and the power output assembly outputs mechanical transmission force to drive the traction assembly to displace, so that the coal falling position of the storage assembly is adjusted.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: the storage assembly comprises a raw coal bin, a temporary storage bin, a vibrating motor and a coal inlet, wherein one end of the temporary storage bin is connected with the inner wall of the raw coal bin, the vibrating motor is arranged on the outer wall of the temporary storage bin, the coal inlet is arranged at the top of the raw coal bin, the outer wall of the temporary storage bin is penetrated and provided with a discharging baffle, and one end of the discharging baffle is communicated with a coal dropping hose.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: the release adjusting assembly comprises a release adjusting bin, a first motor, a first screw and a traction pull rod, wherein the release adjusting bin is arranged on the outer wall of the temporary storage bin, the first motor is arranged on the inner wall of the release adjusting bin, one end of the first screw is fixedly connected with the output end of the first motor, one end of the first screw is movably connected with the inner wall of the release adjusting bin, the surface of the first screw is in threaded connection with a first traction screw block, one end of the traction pull rod is fixedly connected with the first traction screw block, and one end of the traction pull rod penetrates through the release adjusting bin and is fixedly connected with the discharging baffle.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: the power take off subassembly includes output storehouse, second motor and transmission output pole, the output storehouse sets up in former coal bunker inner wall, the second motor sets up in output storehouse inner wall, second motor output and transmission output pole fixed connection, initiative chain dish is connected to transmission output pole one end, initiative chain dish surface rotation connects the drive chain.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: the displacement traction assembly comprises a second screw rod, a second traction screw block and a traction cross rod, wherein two ends of the second screw rod are movably connected with the inner wall of the output bin, the second traction screw block is arranged on the outer wall of the second screw rod, the outer wall of the second traction screw block is connected with a guide cross plate, one end of the traction cross rod is fixedly connected with the guide cross plate, one end of the traction cross rod penetrates through the output bin and is connected with a guide rectangular frame, the outer wall of the second screw rod is connected with a driven chain disc, and the surface of the driven chain disc is rotationally connected with a transmission chain.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: one end of the second traction screw block is connected with a guide sliding rod, one end of the guide sliding rod is connected with a guide sliding groove in a sliding mode, and the guide sliding groove is arranged on the inner wall of the output bin.

As a preferable scheme of the device for preventing bridging of raw coal bin adherent coal of the power plant, the invention comprises the following steps: the coal feeding device comprises a coal feeding device, a coal feeding device and a coal feeding system, and is characterized by further comprising a transmission module, wherein the transmission module comprises a transmission assembly and a scraping assembly, the surface of the transmission assembly is cleaned through the scraping assembly, and coal feeding and conveying are carried out through the transmission assembly;

the linkage cleaning module comprises a cleaning assembly, a linkage assembly and a pressurizing assembly, wherein the cleaning assembly is used for cleaning the surface of the conveying assembly and outputting mechanical driving force, and the pressurizing assembly is driven by the linkage assembly to compress air;

the circulation module comprises a spraying component, a collecting component and a purging component, compressed air is supplied to the spraying component through the pressurizing component, the surface of the conveying component is cleaned through the spraying component, the collected wastewater is collected and reused through the collecting component, and the collecting component is cleaned through the purging component.

The invention has the beneficial effects that:

according to the invention, by adopting the method for preventing coal falling bridging, the phenomenon of blocking in the raw coal bin is effectively avoided, the normal transmission and use of coal are ensured, the manpower is saved, the potential safety hazard is reduced, and the operation and use of a user are facilitated.

According to the invention, the device for preventing coal falling bridging is arranged, the temporary storage mode is adopted for storing raw coal, when bridging risks exist, the falling position of the raw coal is regulated by regulating equipment, after the raw coal is released, the raw coal falls from high altitude through gravitational potential energy caused by height difference, the coal is crashed at the position where bridging is to be performed, the principle that the density of coal gangue is high and impulse is large is utilized, strong coal flow is impacted and crashed on coal or blocky coal is used for cutting sticky coal, continuous impact and cutting are carried out, namely the sticky coal is repeatedly washed, the sticky coal is continuously washed down step by step, and the problems of sticky coal, bridging and coal breakage of a raw coal bin caused by sludge blending combustion are successfully solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a device mounting structure diagram in an embodiment of the present invention.

Fig. 2 is a diagram illustrating the installation structure of a memory module and an adjustment module according to an embodiment of the present invention.

FIG. 3 is a schematic view of a release adjustment assembly according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of an adjusting module according to an embodiment of the present invention.

Fig. 5 is a schematic view of the structure of the collecting assembly and the sweeping assembly according to the embodiment of the invention.

Fig. 6 is a schematic diagram of a transmission component structure according to an embodiment of the invention.

Fig. 7 is a schematic view of a cleaning assembly according to an embodiment of the invention.

Fig. 8 is a schematic view of a spray assembly according to an embodiment of the invention.

Fig. 9 is a schematic diagram of a partial enlarged structure at Q in fig. 5 according to an embodiment of the present invention.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

For the first embodiment of the present invention, the embodiment provides a method for preventing bridging of raw coal bin adherent coal of a power plant, comprising:

lifting raw coal by adopting a transmission device to enable the raw coal to move to the top of a raw coal bin;

a raw coal temporary storage bin is arranged at the top of the raw coal bin, and raw coal is temporarily stored;

adopting a transmission adjusting device to adjust the coal dropping point position of the raw coal temporary storage bin;

discharging the raw coal in the raw coal temporary storage bin.

Raw coal in the raw coal temporary storage bin is discharged through a hose, an electric door is arranged in the hose, the raw coal can be discharged more conveniently by a user through the arrangement of the electric door, and the electric door is opened after the position of the hose is regulated to a proper position, so that the raw coal freely falls through the hose, and gravity flushing is carried out on the bridging position.

The outer wall of the temporary raw coal storage bin is provided with the vibrating motor, so that blockage is avoided in the temporary raw coal storage bin, smooth feeding and discharging of raw coal are ensured, and the phenomenon that the normal use of equipment is influenced by blockage is avoided.

Example 2

Referring to fig. 1 to 4, in order to provide a second embodiment of the present invention, which is based on the previous embodiment, the present embodiment provides a device for preventing bridging of raw coal bins of a power plant, and the method applied in embodiment 1 includes:

the storage module 400, the storage module 400 includes a storage component 401 and a release adjustment component 402, and the coal dropping position of the storage component 401 is adjusted by the release adjustment component 402.

In the process of processing the coal bunker bridge, the storage component 401 is used for pre-storing the raw coal which is fed, and the storage component is used for intensively feeding and blanking after centralized storage, so that the effect is better, the continuous impact force is larger, and the raw coal which is attached to the bridge is convenient to clean.

The left-right direction of the coal dropping position of the storage assembly 401 is adjusted by releasing the adjusting assembly 402.

The adjusting module 500, the adjusting module 500 includes a power output assembly 501 and a displacement traction assembly 502, and the power output assembly 501 outputs a mechanical driving force to drive the traction assembly 502 to displace, so as to adjust the coal dropping position of the storage assembly 401.

The fore-aft position of the coal fall of the storage assembly 401 is adjusted by displacement of the draft assembly 502.

The storage assembly 401 comprises a raw coal bin 401a, a temporary storage bin 401b, a vibrating motor 401c and a coal inlet 401d, one end of the temporary storage bin 401b is connected with the inner wall of the raw coal bin 401a, the vibrating motor 401c is arranged on the outer wall of the temporary storage bin 401b, the coal inlet 401d is arranged at the top of the raw coal bin 401a, the outer wall of the temporary storage bin 401b is penetrated by a discharging baffle 401e, and one end of the discharging baffle 401e is communicated with a coal dropping hose 401f.

The top in former coal bunker 401a is provided with transmission module 100, carries out the material loading to the raw coal through transmission module 100, makes its follow ground rise and removes to former coal bunker 401a top, stores in entering temporary storage storehouse 401b through coal inlet 401d, through vibrating motor 401 c's setting, can effectively avoid appearing the phenomenon of putty at the coal in-process, ensures the smoothness nature of equipment operation in-process.

One end that falls coal hose 401f and discharge baffle 401e contact is provided with the electrically operated gate, and when equipment did not start, the electrically operated gate was closed, and the raw coal can't discharge, and when needs discharge, the electrically operated gate was opened, and the raw coal is discharged along falling coal hose 401f, realizes the unloading, can set up multiunit camera in the raw coal bunker 401a, and the staff of being convenient for carries out real-time observation to its inside putty bridging condition, and the timely regulation of staff of being convenient for.

The release adjusting assembly 402 comprises a release adjusting bin 402a, a first motor 402b, a first screw rod 402c and a traction pull rod 402d, wherein the release adjusting bin 402a is arranged on the outer wall of the temporary storage bin 401b, the first motor 402b is arranged on the inner wall of the release adjusting bin 402a, one end of the first screw rod 402c is fixedly connected with the output end of the first motor 402b, one end of the first screw rod 402c is movably connected with the inner wall of the release adjusting bin 402a, the surface of the first screw rod 402c is in threaded connection with a first traction screw block 402e, one end of the traction pull rod 402d is fixedly connected with the first traction screw block 402e, and one end of the traction pull rod 402d penetrates through the release adjusting bin 402a and is fixedly connected with the unloading baffle 401 e.

In the adjusting process, the first motor 402b is started to drive the first screw rod 402c to rotate, the first traction screw block 402e is driven to move through the rotation of the first screw rod 402c, the traction pull rod 402d is driven to move through the movement of the first traction screw block 402e, the discharging baffle 401e is driven to move through the movement of the traction pull rod 402d, the position of the coal dropping hose 401f on the surface of the coal dropping hose is changed through the movement of the discharging baffle 401e, and flexible adjustment of the position of the coal dropping hose is facilitated.

The power take off subassembly 501 includes output storehouse 501a, second motor 501b and transmission output pole 501c, and output storehouse 501a sets up in raw coal storehouse 401a inner wall, and second motor 501b sets up in output storehouse 501a inner wall, and second motor 501b output and transmission output pole 501c fixed connection, transmission output pole 501c one end connection initiative chain wheel 501e, initiative chain wheel 501e surface rotation connection drive chain 501d.

When the front and rear positions of the coal dropping hose 401f relative to the inner position of the raw coal bin 401a are required to be adjusted, the starting output power of the second motor 501b is adjusted, the transmission output rod 501c is driven to rotate through the rotation of the second motor 501b, the driving chain plate 501e is driven to rotate through the rotation of the transmission output rod 501c, the driving chain 501d is driven to rotate through the rotation of the driving chain plate 501e, and the driven chain plate 502e is driven to rotate through the rotation of the driving chain 501d.

The displacement traction assembly 502 comprises a second screw rod 502a, a second traction screw block 502b and a traction cross rod 502c, two ends of the second screw rod 502a are movably connected with the inner wall of the output bin 501a, the second traction screw block 502b is arranged on the outer wall of the second screw rod 502a, the outer wall of the second traction screw block 502b is connected with a guide cross plate 502d, one end of the traction cross rod 502c is fixedly connected with the guide cross plate 502d, one end of the traction cross rod 502c penetrates through the output bin 501a and is connected with a guide rectangular frame 502f, the outer wall of the second screw rod 502a is connected with a driven chain disc 502e, and the surface of the driven chain disc 502e is rotationally connected with a transmission chain 501d.

The second screw rod 502a is driven to rotate through the rotation of the driven chain plate 502e, the second traction screw block 502b is driven to move through the rotation of the second screw rod 502a, the guide transverse plate 502d is driven to move through the movement of the second traction screw block 502b, the traction transverse rod 502c is driven to move through the movement of the guide transverse plate 502d, the guide rectangular frame 502f is driven to move through the movement of the traction transverse rod 502c, and the position of the coal dropping hose 401f is adjusted through the movement of the guide rectangular frame 502f, so that the front-back position of the coal dropping hose is changed.

Through the adjustment, the left and right positions and the front and back positions of the coal dropping hose 401f are changed, so that the coal dropping position can reach any position in the raw coal bin 401a, and the bypass at different positions is convenient to clean.

One end of the second traction screw block 502b is connected with a guide sliding rod 502b-1, one end of the guide sliding rod 502b-1 is slidably connected with a guide sliding groove 502b-2, and the guide sliding groove 502b-2 is arranged on the inner wall of the output bin 501 a.

In the moving process of the second traction screw block 502b, the second traction screw block drives the guide sliding rod 502b-1 to slide in the guide sliding groove 502b-2, and the phenomenon of offset clamping stagnation of the second traction screw block 502b in the moving process can be effectively avoided through the limit of the guide sliding rod 502b-1, so that the stability of the equipment in the using and adjusting process is ensured.

After adjusting the coal dropping hose 401f to the bridging position, the electric door is opened, coal drops under the influence of gravity, the 3-5CM blocky coal is adopted to flow into the bin at 600-800 tons/hour, the blocky coal with the height difference of 10-20 meters drops downwards from the inlet of the raw coal bin with the height of 48 meters onto the wall-attached coal, strong coal flow impacts and smashes the coal or the blocky coal cuts the adhesive coal, and the continuous impact and cutting are repeated flushing on the wall-attached coal, so that the wall-attached coal is gradually flushed down, and the problems of the wall-attached coal, bridging and coal breakage of the raw coal bin caused by sludge blending are successfully solved.

Example 3

Referring to fig. 5 to 9, in a third embodiment of the present invention, the present embodiment provides a cleaning device based on the above two embodiments, which is used for cleaning a coal conveying belt in a coal feeding and conveying process, so as to avoid that a large amount of dust and garbage adhere to the surface of the belt in the process of feeding a raw coal bin, thereby affecting the coal feeding efficiency.

The conveying module 100, the conveying module 100 includes conveying assembly 101 and scrape the subassembly 102, cleans conveying assembly 101 surface through scraping the subassembly 102, carries out the material loading transportation of coal through conveying assembly 101.

Raw coal is conveyed to the conveying assembly 101 through the belt of the bucket wheel machine, coal is conveyed through the conveying assembly 101, the belt on the surface of the conveying assembly 101 is cleaned through the scraping assembly 102, and massive sludge is scraped.

The linkage cleaning module 200, the linkage cleaning module 200 comprises a cleaning assembly 201, a linkage assembly 202 and a pressurizing assembly 203, the cleaning assembly 201 cleans the surface of the conveying assembly 101 and outputs mechanical driving force, and the linkage assembly 202 drives the pressurizing assembly 203 to compress air.

The cleaning assembly 201 is started to clean the surface of the belt, and in the cleaning operation process, the linkage assembly 202 is linked with the cleaning assembly 201 to output mechanical driving force, so that the pressurizing assembly 203 is driven to perform compressed air operation.

The circulation module 300, the circulation module 300 includes a spraying assembly 301, a collecting assembly 302 and a purging assembly 303, compressed air is supplied to the spraying assembly 301 through the pressurizing assembly 203, the surface of the conveying assembly 101 is cleaned through the spraying assembly 301, the collected wastewater is collected and reused through the collecting assembly 302, and the inside of the collecting assembly 302 is cleaned through the purging assembly 303.

After compressed air gets into spray assembly 301, pressurizes its inner chamber, under air compression, and the cleaning solution is through spray assembly 301 blowout, cleans the belt, collects the water of drip through collection assembly 302, avoids extravagant, when clearing up the mud that deposits in collection assembly 302 bottom, through sweeping assembly 303 output compressed air, avoid mud to be difficult to the discharge clearance, convenient to use's operation is used.

The transmission assembly 101 comprises a transmission frame 101a, a third motor 101b, a rotary rod 101c and a driven roller 101d, wherein the third motor 101b is arranged on the outer wall of the transmission frame 101a, the output end of the third motor 101b penetrates through the transmission frame 101a and is fixedly connected with the rotary rod 101c, two ends of the driven roller 101d are movably connected with the transmission frame 101a, and the outer wall of the rotary rod 101c is rotationally connected with a transmission belt 101e.

One end of the transmission frame 101a is connected with a discharging limiting plate H, and the discharging end of the discharging limiting plate H is opposite to the coal inlet 401d, so that coal can enter the temporary storage bin 401b in the raw coal bin 401a more smoothly.

In the process of conveying operation, the rotating rod 101c is driven to rotate by starting the third motor 101b, the driving belt 101e is driven to rotate by rotating the rotating rod 101c, and the coal is conveyed by rotating the driving belt 101e.

The scraping and sweeping assembly 102 comprises a clamping frame 102a, a scraper 102b and a positioning bolt 102c, wherein the scraper 102b is arranged in the clamping frame 102a, the positioning bolt 102c is arranged on the outer wall of the clamping frame 102a, and two ends of the clamping frame 102a are fixedly connected with the inner wall of the transmission frame 101 a.

When the driving belt 101e rotates and feeds, the outer wall of the driving belt 101e contacts with the scraper 102b, the material of the scraper 102b is preferably nylon, the scraper 102b is prevented from scratching the surface of the driving belt 101e, garbage adhered to the surface of the driving belt 101e is scraped by the scraper 102b, a user clamps and installs the scraper 102b through the positioning bolt 102c, and when the scraper 102b needs to be replaced, the positioning bolt 102c is detached, so that the scraper 102b can be detached.

The cleaning assembly 201 comprises a fourth motor 201a, a first mounting frame 201b and an output rod 201c, one end of the first mounting frame 201b is fixedly connected with the transmission frame 101a, the fourth motor 201a is arranged on the outer wall of the first mounting frame 201b, the output end of the fourth motor 201a penetrates through the first mounting frame 201b and is fixedly connected with the output rod 201c, a cleaning roller 201d is arranged on the outer wall of the output rod 201c, and one end of the output rod 201c penetrates through the first mounting frame 201b.

The output rod 201c is driven to rotate by the start of the fourth motor 201a, the cleaning roller 201d is driven to rotate by the rotation of the output rod 201c, the surface of the transmission belt 101e is cleaned and brushed by the rotation of the cleaning roller 201d, and the surface of the cleaning roller 201d is provided with bristles, so that the cleaning efficiency and the cleaning quality are ensured.

The linkage assembly 202 comprises a rotating disc 202a, a movable ring 202b and a traction pin 202c, wherein the outer wall of the rotating disc 202a is fixedly connected with one end of an output rod 201c, one end of the traction pin 202c is fixedly connected with the rotating disc 202a, the outer wall of the traction pin 202c is movably connected with the inner wall of the movable ring 202b, and the outer wall of the movable ring 202b is connected with a compression rod 202d.

The rotation of the output rod 201c drives the rotating disc 202a to rotate, the rotation of the rotating disc 202a drives the traction pin 202c and the movable ring 202b to rotate, and the rotation of the movable ring 202b drives the compression rod 202d to reciprocate, so that linkage with the cleaning assembly 201 is realized, and mechanical power transmission is realized.

The pressure boosting assembly 203 comprises a compression bin 203a, a movable seat 203b and a piston 203c, wherein the piston 203c is arranged on the inner wall of the compression bin 203a, the outer wall of the piston 203c is in sliding connection with the inner wall of the compression bin 203a, the movable seat 203b is arranged on the outer wall of the piston 203c, one end of the movable seat 203b is movably connected with a compression rod 202d, the outer wall of the compression bin 203a is communicated with a one-way valve 203e, and the air outlet end of the compression bin 203a is communicated with an exhaust pipe 203d.

The piston 203c is driven to reciprocate by the reciprocating motion of the compression rod 202d, and the phenomenon that the compression rod 202d swings to interfere with clamping stagnation in the reciprocating motion process can be effectively avoided by the arrangement of the movable seat 203b, so that the smoothness of transmission operation is ensured.

The air in the compression chamber 203a is continuously compressed by the reciprocating motion of the piston 203c, and the outside air is ensured to continuously enter the compression chamber 203a by the arrangement of the one-way valve 203e, so that the continuous output of the compressed air is ensured.

The spraying assembly 301 comprises a water storage bin 301a, a water outlet pipe 301b and a second mounting frame 301c, wherein the outer wall of the water storage bin 301a is communicated with the exhaust pipe 203d, one end of the water outlet pipe 301b is communicated with the outer wall of the water storage bin 301a, one end of the second mounting frame 301c is connected with the transmission frame 101a, one end of the water outlet pipe 301b penetrates through the second mounting frame 301c, the outer wall of the water outlet pipe 301b, close to the transmission belt 101e, is communicated with a spray head 301e, observation glass 301d is arranged on the outer wall of the water storage bin 301a, and a water adding pipe 301f is communicated with the outer wall of the water storage bin 301a.

One end of the water adding pipe 301f is communicated with a water supply device, when the liquid level in the water storage bin 301a is lower than a set value, the water supply device gives an alarm through a hydraulic sensor arranged in the water storage bin 301a, the water supply device adds water to the water storage bin 301a through the water adding pipe 301f, an electromagnetic valve is arranged on the surface of the water adding pipe 301f, and the water storage bin 301a is in a closed state when the water storage bin is not used, so that sealing, pressurizing and draining of the water storage bin 301a are not affected.

After compressed air enters the inner cavity of the water storage bin 301a through the exhaust pipe 203d, the air pressure in the water storage bin 301a is increased, water in the water storage bin 301a is extruded under the action of atmospheric pressure, is discharged through the water outlet pipe 301b, and is sprayed out through the spray nozzle 301e to clean the surface of the transmission belt 101e.

The cleaning sequence of the belt 101e is to scrape off the bulk garbage by the scraper 102b, clean the surface of the belt 101e by spraying cleaning liquid from the nozzle 301e, and finally brush the surface of the belt 101e by the rotation of the cleaning roller 201 d.

The length of the coal transmission belt is longer, the belt is exposed to the open air, the period of one circle of rotation is long, and a small amount of water remained on the surface of the belt can be treated through measures such as natural air drying or water absorption cloth, so that the phenomenon that coal is adhered due to the fact that water remained on the surface of the transmission belt 101e is avoided.

The collection assembly 302 comprises a collection bin 302a, a mounting rod 302b and a drain pipe 302c, wherein the collection bin 302a is arranged at the lower end of the spray head 301e, two ends of the mounting rod 302b are fixedly connected with the collection bin 302a and the second mounting frame 301c respectively, one end of the drain pipe 302c is communicated with the collection bin 302a, one end of the drain pipe 302c is communicated with the water storage bin 301a, and an electromagnetic valve 302d is arranged on the surface of the drain pipe 302 c.

The bottom of the collection bin 302a is provided with a detachable blowdown buckle plate, which is convenient for subsequent cleaning operation.

When the spray head 301e sprays water to perform cleaning operation, redundant water falls into the collecting bin 302a, redundant water is collected, waste is avoided, a small part of dust and garbage which is washed down is deposited at the bottom of the collecting bin 302a, a liquid level sensor is arranged in the collecting bin 302a, after the liquid level exceeds a set value, cleaning equipment is temporarily stopped, the electromagnetic valve 302d is opened, water collected by the collecting bin 302a enters the water storage bin 301a through the water drain pipe 302c, a filtering device is arranged at a port of the water drain pipe 302c, and large-particle garbage is prevented from entering the water storage bin 301a.

And the water outlet end of the collecting bin 302a is higher than the water inlet end of the water storage bin 301a, so that water can be transported by means of gravity, and the water storage bin is more convenient and saves resources.

The purging component 303 comprises a pressurizing tank 303a, a pressure relief pipe 303b and a pressure discharge pipe 303c, two ends of the pressure relief pipe 303b are respectively communicated with the water storage bin 301a and the pressurizing tank 303a, one end of the pressure discharge pipe 303c is communicated with the pressurizing tank 303a, one end of the pressure discharge pipe 303c penetrates through the inner wall of the water storage bin 301a and is communicated with a rectangular spray pipe 303d, and one surface of the rectangular spray pipe 303d, which is close to the bottom of the water storage bin 301a, is provided with an air outlet.

After the water in the collection bin 302a is discharged, the sediment of the garbage is reserved at the bottom of the collection bin 302a, and a user can open a sewage draining buckle plate at the bottom of the collection bin 302a to clean the sludge periodically.

Along with the continuous output of compressed air to the water storage bin 301a by the pressurization assembly 203, along with the continuous rising of the air pressure in the water storage bin 301a, the redundant compressed air enters the pressurization tank 303a through the pressure relief pipe 303b, the surface of the pressure relief pipe 303b is provided with a pressure relief valve, and the pressure relief parameters can be set by staff, so that the pressure relief valve is convenient to flexibly adjust and use.

The redundant compressed air enters the pressure increasing tank 303a through the pressure relief pipe 303b, when the sludge at the bottom of the collecting bin 302a is cleaned, a user opens the air outlet valve of the pressure increasing tank 303a, so that the output compressed air enters the rectangular spray pipe 303d through the pressure discharging pipe 303c, and the air is sprayed out through the rectangular spray pipe 303d, so that the sludge at the bottom of the collecting bin 302a is higher in discharging efficiency, and the discharge is more thorough.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a device that power plant raw coal storehouse adherence coal prevents bridging which characterized in that: comprising the steps of (a) a step of,

the storage module (400), the storage module (400) comprises a storage component (401) and a release adjusting component (402), and the coal falling position of the storage component (401) is adjusted through the release adjusting component (402);

the adjusting module (500) comprises a power output assembly (501) and a displacement traction assembly (502), and the power output assembly (501) outputs mechanical transmission force to drive the traction assembly (502) to displace, so that the coal falling position of the storage assembly (401) is adjusted;

the coal feeding device comprises a conveying module (100), wherein the conveying module (100) comprises a conveying assembly (101) and a scraping assembly (102), the surface of the conveying assembly (101) is cleaned through the scraping assembly (102), and coal is fed and conveyed through the conveying assembly (101);

the linkage cleaning module (200) comprises a cleaning assembly (201), a linkage assembly (202) and a pressurizing assembly (203), wherein the cleaning assembly (201) is used for cleaning the surface of the conveying assembly (101) and outputting mechanical transmission force, and the linkage assembly (202) is used for driving the pressurizing assembly (203) to compress air;

the circulating module (300) comprises a spraying assembly (301), a collecting assembly (302) and a purging assembly (303), wherein compressed air is supplied to the spraying assembly (301) through the pressurizing assembly (203), the surface of the conveying assembly (101) is cleaned through the spraying assembly (301), the collected wastewater is collected and reused through the collecting assembly (302), and the inside of the collecting assembly (302) is cleaned through the purging assembly (303);

the power output assembly (501) comprises an output bin (501 a) and a transmission chain (501 d), wherein the transmission chain (501 d) is arranged in the output bin (501 a);

the displacement traction assembly (502) comprises a second screw rod (502 a), a second traction screw block (502 b) and a traction cross rod (502 c), two ends of the second screw rod (502 a) are movably connected with the inner wall of the output bin (501 a), the second traction screw block (502 b) is arranged on the outer wall of the second screw rod (502 a), the outer wall of the second traction screw block (502 b) is connected with a guide cross rod (502 d), one end of the traction cross rod (502 c) is fixedly connected with the guide cross rod (502 d), one end of the traction cross rod (502 c) penetrates through the output bin (501 a) and is connected with the guide rectangular frame (502 f), the outer wall of the second screw rod (502 a) is connected with the driven chain disc (502 e), and the surface of the driven chain disc (502 e) is rotationally connected with the transmission chain (501 d).

2. The device for preventing bridging of raw coal bunker adherent coal in a power plant of claim 1, wherein: the storage assembly (401) comprises a raw coal bin (401 a), a temporary storage bin (401 b), a vibrating motor (401 c) and a coal inlet (401 d), wherein one end of the temporary storage bin (401 b) is connected with the inner wall of the raw coal bin (401 a), the vibrating motor (401 c) is arranged on the outer wall of the temporary storage bin (401 b), the coal inlet (401 d) is formed in the top of the raw coal bin (401 a), the outer wall of the temporary storage bin (401 b) is penetrated by a discharging baffle (401 e), and one end of the discharging baffle (401 e) is communicated with a coal dropping hose (401 f).

3. The device for preventing bridging of raw coal bunker adherent coal in a power plant of claim 2, wherein: the release adjusting assembly (402) comprises a release adjusting bin (402 a), a first motor (402 b), a first screw rod (402 c) and a traction pull rod (402 d), the release adjusting bin (402 a) is arranged on the outer wall of the temporary storage bin (401 b), the first motor (402 b) is arranged on the inner wall of the release adjusting bin (402 a), one end of the first screw rod (402 c) is fixedly connected with the output end of the first motor (402 b), one end of the first screw rod (402 c) is movably connected with the inner wall of the release adjusting bin (402 a), the first screw rod (402 c) is in threaded connection with a first traction screw block (402 e) on the surface, one end of the traction pull rod (402 d) is fixedly connected with the first traction screw block (402 e), and one end of the traction pull rod (402 d) penetrates through the release adjusting bin (402 a) and is fixedly connected with the discharge baffle (401 e).

4. A device for preventing bridging of raw coal bunker adherent coal in a power plant as claimed in claim 3, wherein: the power output assembly (501) further comprises a second motor (501 b) and a transmission output rod (501 c), the output bin (501 a) is arranged on the inner wall of the raw coal bin (401 a), the second motor (501 b) is arranged on the inner wall of the output bin (501 a), the output end of the second motor (501 b) is fixedly connected with the transmission output rod (501 c), one end of the transmission output rod (501 c) is connected with a driving chain disc (501 e), and the surface of the driving chain disc (501 e) is rotationally connected with a transmission chain (501 d).

5. The device for preventing bridging of raw coal bunker adhesion coal in a power plant of claim 4, wherein: one end of the second traction screw block (502 b) is connected with a guide sliding rod (502 b-1), one end of the guide sliding rod (502 b-1) is connected with a guide sliding groove (502 b-2) in a sliding mode, and the guide sliding groove (502 b-2) is arranged on the inner wall of the output bin (501 a).

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