CN214644699U - Fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil - Google Patents
Fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil Download PDFInfo
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- CN214644699U CN214644699U CN202022593480.0U CN202022593480U CN214644699U CN 214644699 U CN214644699 U CN 214644699U CN 202022593480 U CN202022593480 U CN 202022593480U CN 214644699 U CN214644699 U CN 214644699U
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Abstract
The utility model provides a fire prevention slurrying system for high viscosity, high rigidity soil property, including the following equipment of end to end in proper order: hopper feeder, rubbing crusher, belt conveyor, surge formula pulping machine, mixer. Wherein the discharge gate of hopper batcher is located rubbing crusher pan feeding mouth top, and the rubbing crusher discharge gate is located belt conveyor pan feeding mouth top, and belt conveyor's discharge end is located the top of surging formula pulping machine feed inlet, and the grout that surging formula pulping machine was discharged gets into through flowing automatically and delays thick liquid pond temporary storage, the leading-in slip casting pipeline of rethread gravity flow form. The screen is arranged at the inlet of the hopper feeder, harmful substances which are mixed in clay and easily damage equipment can be filtered, and two parallel soil crushing shafts are arranged in the hopper and can have a primary crushing effect on lump materials with larger particles in the clay; the feeder quantitatively, uniformly and continuously sends the clay into a feeding port of the pulverizer. An atomizing spray device can be arranged at the discharge port of the crusher to inhibit flying dust overflowing from the discharge port.
Description
Technical Field
The utility model relates to a coal mine spontaneous combustion conflagration prevent and put out a fire technical field, especially involve being a prevent and put out a fire slurrying system that is used for high viscosity, high rigidity soil property.
Background
Clay pulping and grouting are one of the common means in coal mine fire extinguishing at present, and the principle is to inject prepared slurry into a coal seam fire area and realize fire extinguishing through temperature reduction and oxygen isolation. The slurry is prepared by mixing clay and water, filtering and delivering into a grouting pipeline.
At present, the ground grouting station has two pulping methods: 1. and (3) flushing slurry on the soil pile by using a high-pressure water gun, enabling the slurry to flow into the concentrated slurry channel, filtering by using a filter screen, removing impurities, flowing into a slurry stirring pool, stirring by using a stirrer, and inputting into a grouting pipeline. 2. The soil for pulping is loaded into the quantitative feeding device by a loader or a bulldozer, the quantitative feeding device can push the soil into the belt conveyor according to a set amount, then the soil is sent into the stirring and pulping equipment by the belt conveyor, and the prepared slurry is input into the grouting pipeline.
The common drawbacks of both methods are: as the pulping raw materials are materials with higher viscosity and hardness and a large amount of gravels exist, the pulping raw materials are directly pulped in the pulping machine, and the pulping raw materials are not uniformly mixed with water, so that the utilization rate of the pulping raw materials is lower.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a prevent and put out a fire slurrying system for high viscosity, high rigidity soil property, concrete technical scheme is as follows:
the embodiment of the utility model provides a prevent and put out fire slurrying system for high viscosity, high rigidity soil property, include: a crushing feeding mechanism and a pulping machine; the crushing and feeding mechanism is used for crushing raw materials and transmitting the crushed raw materials to a feeding port of the pulping machine; the pulping machine is used for preparing the crushed raw materials into pulp.
Further, the crushing and feeding mechanism comprises: a crusher, a hopper feeder, a belt conveyor; the hopper feeder is positioned above the feeding hole of the pulverizer; the discharge hole of the crusher is positioned above the belt conveyor; the pulverizer is used for pulverizing the raw materials; the belt conveyor is used for conveying the crushed raw materials to a feeding port of the pulping machine.
Further, the hopper feeder comprises a material box and a hopper, and the hopper is arranged at an opening of the material box; at least one group of crushing mechanisms for pre-crushing the raw materials are arranged below the hopper; a quantitative conveying device is arranged below the crushing mechanism; the quantitative conveying device conveys the pre-crushed raw materials to a discharge port of the hopper feeder, and a vibration motor is arranged on the side wall of the material box.
Furthermore, a gate valve for controlling the opening and closing degree of the discharge port is arranged at the discharge port of the hopper feeder.
Furthermore, crushed aggregates mechanism includes two crushed aggregates axles and sets up the hack blade on crushed aggregates axle lateral wall, still includes and is used for driving two crushed aggregates axles mutual counter-rotation actuating mechanism.
Furthermore, the soil crushing blades are installed on the crushing shafts through soil crushing cutter heads, and the soil crushing blades on the two crushing shafts in the crushing mechanism are arranged in a mutually crossed mode.
Furthermore, the soil crushing cutter head and the blades arranged on the two crushing shafts are opposite in rotation direction.
Further, a sieve plate for filtering sand with a preset particle size is arranged at the bottom of the hopper; the sieve plate inclines relative to the side wall of the feed box.
Further, the pulping machine is a surge type pulping machine; and an adding device for adding a suspending agent is arranged on a pulp discharging pipe of the pulping machine.
Furthermore, the pulping device further comprises a pulp slowing tank, wherein a stirrer is arranged in the pulp slowing tank, a pulp discharging pipe of the pulping machine is communicated into the pulp slowing tank, and a pulp discharging port for discharging pulp is formed in the bottom of the pulp slowing tank.
The embodiment of the utility model provides a prevent and put out fire slurrying system for high viscosity, high rigidity soil property, include: a crushing feeding mechanism and a pulping machine; the crushing and feeding mechanism is used for crushing raw materials and transmitting the crushed raw materials to a feeding port of the pulping machine; the pulping machine is used for preparing the crushed raw materials into pulp. The utility model discloses a mechanized equipment carries out the breakage to the slurrying raw materials, makes the thick liquid more even, and the gelatinization effect is ideal. The utility model is simple in operation, only need use the loader to send into the pan feeding mouth of smashing feed mechanism with slurrying raw materials, the control room arranges that a keeper can realize that complete set of system is system in succession and is strained thick liquid, and intelligence control system can carry out automatic measurement and ratio to soil volume, water yield and thick liquid volume to reach required thick liquid concentration. The working efficiency is improved, and the labor intensity of workers is greatly reduced. The utility model discloses area is little, and the investment is little, pollutes for a short time, and degree of automation is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic top view of a fire-fighting pulping system for high-viscosity and high-hardness soil provided by an embodiment of the present invention.
Fig. 2 is a schematic front view of the structure of fig. 1 according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a hopper feeder provided by the embodiment of the present invention.
Fig. 4 is a schematic structural view of a layout of a hopper and a material crushing shaft of a hopper feeder provided by the embodiment of the present invention.
Fig. 5 is a view in the direction B-B of fig. 4 according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a crushing and feeding mechanism according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a pulping machine according to an embodiment of the present invention.
Reference numerals:
the raw material pulping machine comprises a raw material stacking field 1, a pulping workshop 2, a hopper feeder 3, a hopper feeder 31, a hopper 33, a crushed material shaft 32, a discharge hole of a hopper feeder 34, a soil crushing cutter disc 35, a soil crushing blade 36, a sieve plate 37, a pulverizer 4, a belt conveyor 5, a pulping machine 6, a pulp discharge pipe 61, an adding device 62, a turbine flowmeter 9, a residue receiving pool 10, a water supply pipeline 11, a weighing device 12, an electronic belt scale and a pulp buffering pool 13.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-5, an embodiment of the present invention provides a fire prevention and extinguishing pulping system for high viscosity and high hardness soil, including: a crushing and feeding mechanism and a pulping machine 6; the crushing and feeding mechanism is used for crushing raw materials and transmitting the crushed raw materials to a feeding port of the pulping machine 6; the pulping machine 6 is used for preparing the crushed raw materials into pulp.
It should be noted that, the embodiment provides a pulping system, which includes a crushing and feeding mechanism and a pulping machine 6; as described in connection with the present embodiment, the crushing and feeding mechanism is configured to crush the raw material and transfer the crushed raw material to the feeding port of the pulper 6; the pulping machine 6 is used for preparing the crushed raw materials into pulp; the crushing and feeding mechanism is used for crushing and transferring raw materials; compared with the prior art, this scheme is earlier smashed the raw materials, is about to smash the grit etc. in the raw materials, transmits the raw materials after smashing to pulping machine 6 in and slurrys, and the effectual prior art that has solved because there are a large amount of grit in the pulping raw materials, directly will pulp the pulping raw materials and slurry in pulping machine 6, and the pulping raw materials mixes inhomogeneous with water, leads to the lower problem of utilization ratio of pulping raw materials.
It should be noted that the crushing and feeding mechanism may be the crusher 4 or other machines or devices that can be used for crushing raw materials to realize the crushing function, and this embodiment is not limited thereto; the device for realizing the function of conveying the raw materials by the crushing and feeding mechanism can be a conveyor belt; in practical application, the conveyor belt can be arranged at the discharge port of the crusher 4, and the crushed raw materials are conveyed to the pulping machine 6 by the conveyor belt, so that the pulping machine 6 performs pulping. Because a certain amount of fly dust is generated during crushing and overflows from the discharge port of the crusher, an atomizing and spraying device can be arranged at the discharge port to play a role in dust suppression. In summary, the crushing and feeding mechanism in the embodiment can be realized by using a structure that the crusher 4 is combined with the conveyor belt.
It should be understood that the pulper 6 may be an existing pulper, and a user may directly purchase one pulper 6 to perform pulping, and the specific type and kind of the pulper 6 and the operation or control method thereof are not limited in this embodiment. In the scheme, the pulping machine 6 only needs to realize the pulping function. In practice, the pulper 6 is generally equipped with an inlet water management system, which in particular comprises: a turbine flowmeter 9, an electric regulating valve and a water supply pipeline 11; the water supply pipeline 11 is communicated with a water inlet of the pulping machine 6, the water inlet of the water supply pipeline 11 is communicated with an external water source, the turbine flowmeter 9 is arranged in the water supply pipeline 11, the turbine flowmeter 9 is used for detecting the amount of water flowing through the water supply pipeline 11, and the electric regulating valve is used for controlling the opening or closing of the water supply pipeline 11; specifically, the turbine flowmeter 9 and the electric regulating valve can be obtained by direct purchase, the conventional technical means in the field is adopted for detecting the flow of water in the pipeline by using the conventional turbine flowmeter 9, the embodiment does not limit the flow, the conventional technical means in the field is adopted for controlling the on-off of the pipeline by using the electric regulating valve, and the embodiment does not limit the flow. The external water source can be a faucet or a water outlet provided with a water pump or other power mechanisms, and the water inlet of the water pump or other power mechanisms is communicated with the water storage tank or other water storage structures.
It should be noted that, in the field of coal fire extinguishing technology, the raw material is usually clay, and the clay may be obtained by local materials, such as soil on a hillside.
The embodiment of the utility model provides a prevent and put out fire slurrying system for high viscosity, high rigidity soil property, include: a crushing and feeding mechanism and a pulping machine 6; the crushing and feeding mechanism is used for crushing raw materials and transmitting the crushed raw materials to a feeding port of the pulping machine 6; the pulper 6 is used for making the crushed raw materials into slurry. The utility model discloses a mechanized equipment carries out the breakage to the slurrying raw materials, makes the thick liquid more even, and the gelatinization effect is ideal. The utility model is simple in operation, only need use the loader to send into the pan feeding mouth of smashing feed mechanism with slurrying raw materials, the control room arranges that a keeper can realize that complete set of system is system in succession and is strained thick liquid, and intelligence control system can carry out automatic measurement and ratio to soil volume, water yield and thick liquid volume to reach required thick liquid concentration. The working efficiency is improved, and the labor intensity of workers is greatly reduced. The utility model discloses area is little, and the investment is little, pollutes for a short time, and degree of automation is higher.
In one embodiment, as shown in fig. 6, the pulverized feeding mechanism includes: a crusher 4, a hopper feeder 3 and a belt conveyor 5; the hopper feeder 3 is positioned above the feeding hole of the pulverizer 4; the discharge hole of the crusher 4 is positioned above the belt conveyor 5; the pulverizer 4 is used for pulverizing the raw material; the belt conveyor 5 is used for conveying the crushed raw materials to a feeding port of the pulping machine 6.
It should be noted that, the driving structures of the pulverizer 4, the hopper feeder 3, and the belt conveyor may be motors, and the specific motor setting mode may be determined according to actual situations, for example, the motor for driving the pulverizer 4 may directly drive the shaft of the pulverizer 4, or may drive the shaft of the pulverizer 4 through a gear or a belt, and in the using process, it needs to be ensured that the shaft of the pulverizer 4 rotates along with the rotation of the motor to pulverize the raw material entering the pulverizer 4; the driving manner is a conventional means in the art, and this embodiment does not limit the driving manner, and similarly, the driving mechanism in the hopper feeder 3 may also be set in the setting manner of the motor in the pulverizer 4, specifically, a user may determine to install the motor for driving the rotating shaft according to the position of the rotating shaft in the hopper feeder 3, and this embodiment does not limit the driving manner. The belt conveyor 5 can be purchased by a user directly, and in combination with fig. 6 of the present embodiment, as a preferred embodiment, the belt conveyor 5 is preferably of a low-pass structure, and of course, the horizontal-pass mode can also solve the problem of the function of conveying the crushed raw material to the feeding port of the pulper 6 in the present application, and the purpose of the preferred mode is as follows: in order to save energy, when the slurry produced by the pulper 6 needs to flow out by gravity, the pulper 6 needs to be arranged at a certain height, and the low-transmission belt conveyor 5 can be arranged.
In one embodiment, referring to fig. 3, the hopper feeder 3 comprises a bin 31, a hopper 33, the hopper 33 is disposed at an opening of the bin 31; at least one group of crushing mechanisms for pre-crushing the raw materials are arranged below the hopper 33; a quantitative conveying device is arranged below the crushing mechanism; the quantitative conveying device conveys the pre-crushed raw materials to a discharge port 34 of the hopper feeder 3, and a vibration motor is arranged on the side wall of the material box 31.
It should be noted that the quantitative conveying device has the function of quantitative conveying, which is a conventional means in the art, for example, in patent No. CN210233453U, named as a pulping machine of pulp, a weighing belt feeder is disclosed, and specifically, "the raw material passing through a feeder bin is conveyed to a weighing system by a double-helix variable frequency feeder; the weighing system comprises a weighing belt feeder, the weighing belt feeder is connected with a weighing belt feeder motor, the weighing belt feeder is used for accurately weighing the amount of the raw material conveyed to the belt conveyor by the double-screw feeder, the weighing belt feeder motor is used for providing power for the weighing belt feeder, a belt conveyor scraper is additionally arranged on the blanking side of the weighing belt feeder, the raw material can be prevented from being adhered to a belt and cannot completely enter the pulping machine, and the quality of the pulp is further influenced; the below of belt feeder weighs is equipped with the pulping machine, is equipped with into water flowmeter and intake governing valve on the moisturizing pipe of pulping machine, and the flowmeter of intaking is used for monitoring the flow of intaking, adjusts through the governing valve of intaking simultaneously when the flow of actual inflow and the flow of the back raw materials demand of weighing is different, obtains the thick liquid of suitable ratio. "above-mentioned prior art and this application technical scheme belong to the same technical field, have realized the same technological effect, consequently, can directly use this prior art's scheme to this application to solve the problem that this application quantitative transportation raw materials.
In a specific embodiment, a gate valve for controlling the opening degree of the discharge port is arranged at the discharge port 34 of the hopper feeder 3.
The gate valve is used for controlling the opening and closing degree of the discharge hole so as to control the size of the discharge amount; the gate valve can be an automatic gate valve and also can be a manual gate valve, the type and the like of the gate valve are not limited by the embodiment, and the gate valve can be directly purchased and obtained no matter the gate valve is an automatic gate valve or a manual gate valve.
In one embodiment, the crushing mechanism includes two crushing shafts 32 and crushing blades 36 disposed on the side walls of the crushing shafts 32, and further includes a driving mechanism for driving the two crushing shafts 32 to rotate in opposite directions.
It should be noted that the two crusher shafts 32 rotate in opposite directions to each other, i.e., one crusher shaft 32 rotates clockwise and the other crusher shaft 32 rotates counterclockwise. The two crushing shafts 32 are provided with soil crushing blades 36.
Referring to fig. 4 and 5, the driving mechanism can drive the two crushing shafts 32 to rotate reversely by the following method: the driving mechanism can be a motor, a gear is arranged at the working end of the motor, a first gear is arranged at the end part of one crushing shaft 32, a second gear is arranged at the other end of the crushing shaft, the gear is meshed with the first gear, the first gear is meshed with the second gear, the second gear is not meshed with the gear, at the moment, the motor drives the gear to rotate, the first gear rotates clockwise, and the second gear rotates anticlockwise; the second implementation manner is provided in this embodiment, for example, two motors are provided, one motor drives one crushing shaft 32 to rotate, the other motor drives the other crushing shaft 32 to rotate, the existing control system is utilized to simultaneously control two motors to rotate in opposite directions, that is, one motor is controlled to rotate clockwise, the other motor is controlled to rotate counterclockwise, and a scheme that the driving mechanism drives two crushing shafts 32 to rotate in opposite directions in this embodiment can also be implemented.
In one embodiment, the crushing blades 36 are mounted on the crushing shafts 32 through a crushing cutter head 35, and the crushing blades 36 on two crushing shafts 32 in a group of crushing mechanisms are arranged to cross each other.
Referring to fig. 4, in order to make the two crushing shafts 32 have good crushing effect, the arrangement shown in fig. 4 may be adopted, that is, the crushing blades 36 on the two crushing shafts 32 in the crushing mechanism set are arranged crosswise; in practical applications, the crushing shafts 32 are usually used in groups, and therefore, in this embodiment, a plurality of groups of crushing shafts 32 may be provided at the same time, and of course, it is also within the scope of the present disclosure to provide a group of crushing shafts 32, and specifically, the crushing shafts 32 may be provided in such a manner that one end of each crushing shaft 32 is rotatably connected to a side wall of the material box 31, and the other end of each crushing shaft 32 is also rotatably connected to a side wall of the material box 31, and the end penetrates through one side wall of the material box 31 for driving connection with a driving structure for driving the crushing shafts 32.
In one embodiment, the two shredder shafts 32 are provided with a soil shredder disk 35 and blades which rotate in opposite directions.
In one embodiment, referring to fig. 3, a sieve plate 37 for filtering sand with a predetermined particle size is disposed at the bottom of the hopper 33; the screen deck 37 is inclined relative to the side walls of the bin 31.
In a particular embodiment, the pulper 6 is a surge pulper 6; an adding device 62 for adding a suspending agent is arranged on the stock discharge pipe 61 of the pulper 6.
The suspending agent adding device 62 belongs to a conventional adding device 62, and the conventional suspending agent adding device 62 can realize quantitative and timed addition, but in the present embodiment, one suspending agent adding device 62 is directly purchased. The mounting position is shown in fig. 7. A certain amount of suspending agent is added to the slurry. The slurry with the suspending agent enters a slurry buffering tank 13, and is stirred and fused by a stirrer above the slurry buffering tank 13 to form colloid for underground grouting.
In a specific embodiment, the pulping device further comprises a pulp slowing tank 13, a stirrer is arranged in the pulp slowing tank 13, a pulp discharging pipe 61 of the pulping machine 6 is communicated into the pulp slowing tank 13, and a pulp discharging port for discharging pulp is arranged at the bottom of the pulp slowing tank 13. The slurry outlet is used for grouting underground.
Example 2
On the basis of the above embodiment 1, the present embodiment further describes the present solution with reference to a specific structure. The specific scheme is as follows:
other technical problems in the prior art are as follows: because the contact time of the pulping raw material and water is limited, the pulping raw material and the water are not uniformly fused, a large amount of undissolved soil still exists in the prepared slurry, the pulping effect is not ideal, and the utilization rate of the pulping raw material is low.
The to-be-solved problem of the utility model is how to provide a ground clay slurrying system for colliery fire prevention and extinguishing, this system is applicable to the soil property that moisture content is high, viscosity is big. The system is provided with crushing equipment, so that primary and secondary quick and effective crushing can be performed on large raw materials, cobbles and the like in the pulping clay, after insoluble matters are crushed and removed, the damage to the pulping system is minimized, the service life of the system can be well prolonged, the pulping raw materials such as the clay and the like can be fully fused with water, the slurry concentration is controllable, and a modifying substance can be added into the slurry to form colloidal slurry.
The technical scheme for solving the problems is as follows: the ground slurrying system for coal mine fire prevention and extinguishing comprises the following devices: a hopper feeder 3, a crusher 4, a belt conveyor 5, a pulping machine 6, a stirrer and the like. Wherein:
the discharge port 34 of the hopper feeder 3 is positioned above the feeding port of the crusher 4, the discharge port of the crusher 4 is positioned above the feeding port of the belt conveyor 5, the discharge end of the belt conveyor 5 is positioned above the feeding port of the surging type pulping machine 6, the pulp discharge pipe 61 of the surging type pulping machine 6 enters the pulp buffering pool 13 through self-flowing, the prepared grouting colloid is temporarily stored in the pulp buffering pool 13, and then the grouting pipeline is guided into the pulp injecting pipeline through the self-flowing mode.
The screen cloth is equipped with at the hopper 33 entrance of hopper batcher 3, can filter the harmful substance that easily hinders equipment such as the large-scale masonry that mixes in the clay, and the screen cloth is the slope and arranges, can make the harmful substance of being filtered roll by oneself and fall out equipment. Two parallel crushing shafts 32 are arranged in the hopper 33, and can play a primary crushing role on lump materials with larger particles in the clay; the belt quantitative conveying device is arranged below the bin, the clay is conveyed by the conveying belt, and the clay and other pulping materials can be uniformly and continuously conveyed into the feeding port of the pulverizer 4 according to the set amount. Is a guarantee device for supplying raw materials of the whole set of fire prevention and extinguishing system.
The pulverizer 4 has no clear limitation on the humidity of the clay, the blades rotating at high speed in the pulverizing chamber of the pulverizer perform secondary quick and effective pulverization on larger raw materials, stones and the like in the clay, and the crushed finished raw materials with the particle size of less than 5 mm are discharged from the discharge port to enter the belt conveyor 5 at the lower end. After the equipment is used for removing harmful substances, the damage to the pulping system can be reduced to the minimum, and the equipment is guarantee equipment for prolonging the service life of the fire preventing and extinguishing system.
The belt conveyor 5 is a feed inlet for transferring the slurried materials such as clay to the surging-type slurrying machine 6.
The surge type pulping machine 6 is mainly characterized in that a main stirring device is used for stirring by a rotor, and the rotor rotates to stir the pulp so as to roll the liquid. Waves are superposed to form a waterfall type water curtain, and raw materials and water are fully mixed and dissolved; the stirring rotor is provided with an auxiliary stirring blade, and the stirring rotor adopts the principle of paddle guiding, so that the stirring capacity can be increased and the speed of the insoluble matters moving along the axial direction can be controlled when the auxiliary stirring blade rotates, thereby controlling the retention time of the insoluble matters in the slurry tank. The auxiliary stirring blades are movably connected, can be replaced on site at any time after being worn, and are simple and convenient to disassemble and assemble. The surge type pulping machine 6 mixes the pulping material with water in a roller, continuously stirs, fuses and filters, discharges water-insoluble particles larger than 8mm to prepare slurry, and adds a certain amount of suspending agent into the slurry. So as to avoid the blockage caused by the sedimentation in the slurry conveying pipeline. The slurry outlet pipe of the surging type pulping machine 6 flows into the slurry buffering tank 13 through the gravity flow pipeline.
Specifically, as shown in fig. 1 and 2: the system equipment is arranged in the house between the raw material piling field 1 and the pulping workshop 2. The hopper feeder 3, the crusher 4, the tail of the belt conveyor 5 and the rear half part of the machine body are arranged in the raw material stacking field 1, and the head of the belt conveyor 5 and other equipment are arranged in the pulping workshop 2. The foremost end of the system is the hopper feeder 3, which is convenient for devices such as a loader and the like to send the pulping raw materials into the material box 31 of the hopper feeder 3. The feed inlet of the crusher 4 is arranged below the discharge port of the hopper feeder 3, the feed end of the belt conveyor 5 is arranged below the discharge port of the crusher 4, and the discharge end of the belt conveyor 5 is arranged above the feed inlet of the surge type pulping machine 6. The water supply pipeline 11 is led into the pulping workshop 2 from the outside and is connected to the water inlet of the surging type pulping machine 6. A slag receiving pool 10 is arranged below the slag discharging port of the surging type pulping machine 6.
When the system works, the loader sends the clay in the raw material stacking field 1 into the material box 31 of the hopper feeder 3, and the hopper feeder 3 continuously sends the pulping raw material into the crusher 4 according to the set feeding amount.
The high-speed rotatory blade in the crushing chamber of rubbing crusher 4 carries out quick effectual smashing to cubic raw materials in the clay, stone etc. and the belt conveyor 5 that gets into the lower extreme is discharged by the discharge gate to the raw materials after smashing. The belt conveyor 5 is equipped with a weighing device electronic belt scale 12 to more accurately meter the amount of the raw material conveyed. The raw materials are transferred to the upper part of a feeding port of a surge type pulping machine 6 by a belt conveyor 5 and enter a pulping roller of the surge type pulping machine 6 through a material guide funnel; at the same time, a turbine flowmeter 9 and an electric regulating valve on the waterway are opened, and water is sent into the water inlet of the surging type pulper 6 according to the set flow rate. The surging pulper 6 fuses the pulping raw materials with water during stirring, and the prepared slurry flows to the slurry discharge pipe 61 from the overflow port. And the particles which are insoluble in water and are larger than 8mm are filtered by a filter screen of the surging type pulping machine 6 and then are discharged to the slag receiving pool 10 from a slag discharge port. The slurry discharge pipe 61 of the surging type pulping machine 6 is provided with a suspending agent quantitative adding device 62, and a certain amount of suspending agent is added into the slurry. The slurry with the suspending agent enters a slurry buffering tank 13, and is stirred and fused by a stirrer above the slurry buffering tank 13 to form colloid for underground grouting.
The preferred hopper feeder 3 of the present invention is shown in figure 3. The hopper feeder 3 is provided with a hopper 33, a belt quantitative conveying device is arranged below the storage bin, and the raw materials stored in the material box 31 can be quantitatively, continuously and uniformly conveyed to a discharge hole; two parallel crushing shafts 32 in the bin 31 and the crushing blades 36 mounted on the crushing shafts 32 are opposite in rotation, and have an initial rolling crushing effect on the blocks with larger particles in the clay. The vibration motor is arranged on the outer wall of the storage bin, so that the storage bin has large impact force, raw materials can be effectively prevented from hardening on the inner wall of the hopper 33, and smooth discharging is ensured; the side wall opening of the storage bin is provided with a gate valve, and the size of the opening of the gate valve can be adjusted to control the discharge amount. The utility model adopts mechanized quantitative feeding and crushing, and can adjust the clay conveying amount according to the required pulping amount or pulping concentration; and the immersed type filter pulp is adopted, so that the mixing time of the pulping raw material and water is prolonged, the utilization rate of the pulping raw material is improved, the pulp is more uniform, and the gelling effect is more ideal. The utility model is simple in operation, only need use the loader to send into hopper batcher 3 with the slurrying raw materials, the control room arranges a guard's personnel and can realize that complete set of system makes the thick liquid in succession, has improved work efficiency to workman's intensity of labour has alleviateed greatly. The utility model discloses area is little, and the investment is little, pollutes for a short time, and degree of automation is higher. In addition, in the whole slurry preparation and conveying process, the slurry flows into the underground by utilizing the height difference of equipment in the process of flowing to the surging type pulping machine 6 and the underground grouting pipeline, so that the energy is greatly saved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A fire prevention and extinguishing slurrying system for high viscosity, high hardness soils comprising: a crushing feeding mechanism and a pulping machine; the crushing and feeding mechanism is used for crushing raw materials and transmitting the crushed raw materials to a feeding port of the pulping machine; the pulping machine is used for preparing the crushed raw materials into pulp.
2. The fire prevention and suppression slurrying system for high viscosity, high hardness earthen materials as claimed in claim 1, wherein said crushing and feeding mechanism includes: a crusher, a hopper feeder, a belt conveyor; the hopper feeder is positioned above the feeding hole of the pulverizer; the discharge hole of the crusher is positioned above the belt conveyor; the pulverizer is used for pulverizing the raw materials; the belt conveyor is used for conveying the crushed raw materials to a feeding port of the pulping machine.
3. The fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil according to claim 2, wherein the hopper feeder comprises a bin and a hopper, and the hopper is arranged at an opening of the bin; at least one group of crushing mechanisms for pre-crushing the raw materials are arranged below the hopper; a quantitative conveying device is arranged below the crushing mechanism; the quantitative conveying device conveys the pre-crushed raw materials to a discharge port of the hopper feeder, and a vibration motor is arranged on the side wall of the material box.
4. The fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil according to claim 3, wherein a gate valve for controlling the opening degree of the discharge port is arranged at the discharge port of the hopper feeder.
5. The fire prevention and fire control slurrying system for high viscosity, high hardness earthen materials as claimed in any one of claims 3-4, wherein said crushing mechanism includes two crushing shafts and crushing blades provided on the side walls of the crushing shafts, and further including a driving mechanism for driving the two crushing shafts to rotate in opposite directions to each other.
6. The fire prevention and control slurrying system for high viscosity, high hardness soil according to claim 5, wherein the soil crushing blades are mounted on the crushing shafts by soil crushing cutter discs, the soil crushing blades on two crushing shafts in a group of crushing mechanisms being arranged across each other.
7. The fire prevention and control slurrying system for high viscosity, high hardness earthen materials as claimed in claim 6 wherein the rotation of the soil crushing cutter disks and blades mounted on the two crushing shafts is reversed.
8. The fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil according to claim 3 or 4, wherein a sieve plate for filtering sand with a preset particle size is arranged at the bottom of the hopper; the sieve plate inclines relative to the side wall of the feed box.
9. The fire prevention and suppression pulping system for high viscosity and high hardness soil according to any one of claims 1 to 4, wherein the pulping machine is a surge type pulping machine; and an adding device for adding a suspending agent is arranged on a pulp discharging pipe of the pulping machine.
10. The fire prevention and extinguishing pulping system for high-viscosity and high-hardness soil according to claim 9, further comprising a pulp slowing tank, wherein a stirrer is arranged in the pulp slowing tank, a pulp discharging pipe of the pulping machine is communicated into the pulp slowing tank, and a pulp discharging port for discharging pulp is arranged at the bottom of the pulp slowing tank.
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