CN113588712B - Anti-cracking experiment system and method for castable for waste incineration - Google Patents
Anti-cracking experiment system and method for castable for waste incineration Download PDFInfo
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- CN113588712B CN113588712B CN202110754259.5A CN202110754259A CN113588712B CN 113588712 B CN113588712 B CN 113588712B CN 202110754259 A CN202110754259 A CN 202110754259A CN 113588712 B CN113588712 B CN 113588712B
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- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The invention discloses an anti-burst experimental system and an experimental method of castable for garbage incineration, belonging to the technical field of refractory material tests, and comprising an experimental cabin, a cabin door and a plurality of pipelines, and also comprising a limiting mechanism, a downward pressing mechanism, a supercharging mechanism and an adjusting mechanism, wherein the cabin door is arranged on the side wall of the experimental cabin, the limiting mechanism is hinged on the inner wall of the experimental cabin, the downward pressing mechanism is arranged at the inner top of the experimental cabin, the bottom of the downward pressing mechanism is provided with a detachable heating rod, the supercharging mechanism is arranged at the top of the experimental cabin and is communicated on the downward pressing mechanism through the pipeline, the adjusting mechanism is arranged at the bottom of the downward pressing mechanism and is positioned at the bottom end of the supercharging mechanism, the anti-burst experimental system and the experimental method of castable for garbage incineration are provided, the anti-burst performance of the castable can be tested, firstly, the experimental castable can not burst when being heated, and secondly, carrying out an internal air pressure experiment when the castable bursts so as to mark the maximum pressure range in the castable.
Description
Technical Field
The invention relates to the technical field of refractory material tests, in particular to an anti-cracking test system and an anti-cracking test method for a castable for waste incineration.
Background
The castable is a granular or powdery material made of refractory substances, and is added with a certain amount of bonding agent and water to form the castable, has high fluidity, is suitable for construction by a pouring method, and can be hardened without heating. Consists of refractory aggregate, powder, binding agent, additive, water or other liquid materials. The concrete is generally cast and formed by casting, vibrating or tamping at the use site, and can also be made into prefabricated parts for use.
Pouring materials are generally used for manufacturing a garbage incinerator in garbage incineration, and the cracking of the garbage incinerator is caused by the fact that the incinerator body cracks due to evaporation of crystal water in the pouring materials because the incineration temperature is too high; secondly, explosion is generated inside the incinerator, gas expands, and the air pressure inside the incinerator rises instantly, so that the incinerator bursts.
In the prior art, a refractory high-temperature-resistant experiment is generally carried out on the castable to detect the anti-cracking performance of the castable against high temperature; after the castable is manufactured into an incinerator, a high pressure resistance experiment is carried out, so that the pressure peak value which can be borne by the garbage incinerator is set for the garbage incinerator; however, the experimental method has a great problem that after the castable is manufactured into a large-scale incinerator, the internal space of the incinerator is large, and a controllable amount of gas cannot be input by using a device for a short time, so that the limit of the gas is difficult; secondly, the power of the supercharging equipment used in the experiment is very large, and when the pressure in the furnace born by the castable is approaching, the pressure input by the supercharging equipment into the castable is difficult to adjust and slow down gradually, so that the obtained experimental data is inaccurate; thirdly, the experiment of air pressure is carried out, the castable mold and the experimental equipment are difficult to seal, and the experimental data can be deviated due to air leakage.
Disclosure of Invention
The embodiment of the invention provides an anti-cracking experiment system and an anti-cracking experiment method for a castable for waste incineration, and aims to solve the technical problems.
The embodiment of the invention adopts the following technical scheme: the utility model provides a msw incineration is with anti burst experimental system of pouring material, includes experiment cabin, hatch door and a plurality of pipeline, still includes arrestment mechanism, pushes down mechanism, booster mechanism and adjustment mechanism, the hatch door is installed on the lateral wall of experiment cabin, arrestment mechanism articulates on the inner wall of experiment cabin, push down the mechanism and install the interior top at the experiment cabin, the bottom of pushing down the mechanism is equipped with the detachable hot rod, booster mechanism installs at the top in experiment cabin and booster mechanism passes through the pipeline intercommunication and pushes down on the mechanism, adjustment mechanism installs the bottom of pushing down the mechanism and is located the bottom that booster mechanism communicates and push down the mechanism.
Furthermore, the limiting mechanism comprises two limiting assemblies symmetrically arranged on two inner side walls of the experiment chamber, each limiting assembly comprises a limiting rod, a telescopic electric cylinder, a limiting arc plate and a semi-limiting ring, one end of the limiting rod is hinged to the inner side wall of the experiment chamber, the tail end of the telescopic electric cylinder is hinged to the inner side wall of the experiment chamber, the telescopic end of the telescopic electric cylinder is hinged to the limiting rod, the limiting arc plate is hinged to the other end of the limiting rod, and the semi-limiting rings are welded to the limiting arc plates.
Further, two all be equipped with a plurality of seal grooves on the semi-limited ring, still be equipped with two motor cabinets on the inside wall of experiment cabin, push down the mechanism and include sealed lid, rotatory ring, two push down motor and two threaded rods, two push down the motor and install respectively on two motor cabinets and two push down the main shaft of motor all run through the motor cabinet, two the one end of threaded rod is connected respectively on the main shaft of two push down motors, sealed cover establish on two threaded rods and with two equal screw-thread fit of threaded rod, rotatory ring rotates the bottom of installing at sealed lid, be equipped with on the inside wall of rotatory ring with semi-limited ring on a plurality of seal groove matched with fixture blocks, be equipped with gas outlet and air inlet on the sealed lid.
Further, booster mechanism includes pressure boost frame, booster motor, eccentric wheel, pressure boost splint, pressure boost connecting plate, a pressure boost section of thick bamboo and pressure boost clamp plate, the top at the experiment cabin is installed to the pressure boost frame, the booster motor is installed on the pressure boost frame and the main shaft of booster motor runs through the pressure boost frame, the eccentric wheel is connected on the main shaft of booster motor, the one end eccentric of pressure boost splint articulates on the eccentric wheel, the pressure boost connecting plate articulates the other end at the booster motor, the top at the pressure boost frame is installed to the pressure boost section of thick bamboo, pressure boost clamp plate slidable mounting is in the inside of pressure boost section of thick bamboo and articulated with the other end of pressure boost connecting plate, still be equipped with the air vent on the pressure boost clamp plate, the end of giving vent to anger of pressure boost section of thick bamboo and the bottom of air inlet are equipped with airtight lamella, the bottom and the sealed lid of pressure boost section of thick bamboo are linked together through the pipeline.
Further, the adjusting mechanism comprises an adjusting box, a slide rail, two adjusting cylinders, two adjusting springs, two adjusting telescopic rods, two adjusting press plates, two adjusting connecting rods and two adjusting plates, the adjusting box is arranged at the bottom of the sealing cover and below the air inlet, the two adjusting cylinders are arranged at the bottom of the adjusting box, the two adjusting pressure plates are respectively arranged in the two adjusting cylinders in a sliding manner, two ends of the two adjusting telescopic rods are respectively arranged on the sealing cover and the adjusting pressure plates, the two adjusting springs are respectively sleeved on the two adjusting telescopic rods, one ends of the two adjusting connecting rods are respectively hinged on the two adjusting pressure plates, the slide rail is installed in the bottom of sealed lid, two regulating plate slidable mounting just articulates the other end at two regulation connecting rods respectively on the slide rail, two all be equipped with half moon shape through-hole on the regulating plate.
Further, be equipped with the jack that a plurality of arcs were arranged on the pressure boost frame, be equipped with the bolt on the jack, bolt and jack normal running fit, the one end of pressure boost connecting plate articulates there is the picture peg, the other end of picture peg is connected on the picture peg.
Further, the inside in experiment cabin still is equipped with protection machanism, protection machanism includes two protection subassemblies, two the protection subassembly symmetry sets up on two inside walls in experiment cabin, every protection subassembly all includes protection splint, guard plate, double-shaft motor and two protection gears, protection splint install on the lateral wall in experiment cabin, guard plate slidable mounting is between protection splint, be equipped with two rows of tooth's sockets on the guard plate, double-shaft motor installs on protection splint, two protection gear rotates and installs on protection splint and two protection gears mesh with two rows of tooth's sockets respectively mutually, two protection gears connects respectively on two double-shaft motor's main shaft.
Further, the top of experiment cabin is equipped with the gas treatment case, the gas outlet of sealing on the lid passes through the pipeline intercommunication at the gas treatment incasement, be equipped with remote switch on the pipeline between gas outlet and the gas treatment case on the sealed lid.
An experimental method of an anti-cracking experimental system for castables for waste incineration comprises the following experimental steps:
the first step is as follows: before the experiment begins, an experimenter opens the experiment cabin through a cabin door and puts a pouring cavity model into the experiment cabin;
the second step is that: then, a limiting mechanism operates to clamp the top edge of the pouring cavity model and fix the pouring cavity model;
the third step: the pressing mechanism starts to press to the opening of the casting cavity model, the opening of the casting cavity model is closed, and an experimenter closes the opening of the casting cavity model by embedding the pressing mechanism and the limiting mechanism, then exits from the experimental cabin and closes the cabin door;
the fourth step: the heating rod carries out a refractory high-temperature experiment on the casting cavity model, if the experiment is passed, the peak value of the air pressure which can be borne by the casting cavity model is continuously detected, if the experiment is not passed, the experiment is stopped, and the anti-burst performance of the casting material is unqualified;
the fifth step; if the experiment is passed, the heating rod is detached, then the pressurizing mechanism starts to operate, gas is injected into the casting cavity model through the pipeline, the air pressure in the casting cavity model is increased, and the air pressure in the casting cavity model is gradually close to the peak value;
and a sixth step: along with the increase of the internal air pressure of the casting cavity model, the adjusting mechanism starts to adjust the area of a channel for conveying air from the pressurizing mechanism to the casting cavity model so as to reduce the increasing rate of the internal air pressure of the casting cavity model;
the seventh step: when the pouring cavity model bursts, experimental data of the bursting moment recorded by an experimenter are compared for a plurality of times, data are recorded, the peak value of the air pressure borne by the pouring cavity model is calculated, the peak value is compared with the domestic standard, whether the pouring material reaches the standard or not is checked, and the maximum bearing air pressure is marked for the pouring material if the pouring material reaches the standard.
The embodiment of the invention adopts at least one technical scheme to achieve the following beneficial effects:
firstly, a limiting mechanism operates to clamp the top edge of a pouring cavity model, the pouring cavity model can be fixed to facilitate an experiment, then a pressing mechanism starts to press to the opening of the pouring cavity model to close the opening of the pouring cavity model, an experimenter closes the opening of the pouring cavity model through the embedding of the pressing mechanism and the limiting mechanism, then the experimenter exits from an experimental cabin to tightly close a cabin door, a heating rod performs a fire-resistant high-temperature experiment on the pouring cavity model, if the experiment is passed, the pressurizing mechanism starts to operate, gas is injected into the pouring cavity model through a pipeline to increase the gas pressure in the pouring cavity model, the peak value of the gas pressure borne by the pouring cavity model is detected, along with the increase of the gas pressure in the pouring cavity model, the adjusting mechanism starts to adjust the passage area for the gas transmission from the adjusting mechanism to the pouring cavity model to reduce the increase rate of the gas pressure in the pouring cavity model, and when the pouring cavity model bursts, the internal variation of the pouring cavity model in unit time is small, and the data recorded by experimenters are accurate, and then a plurality of comparison experiments are carried out to record the data, and the peak value of the air pressure borne by the pouring cavity model is calculated.
Secondly, push down the mechanism and rotate by pushing down motor drive threaded rod, drive sealed lid and descend and remove to the opening part of pouring chamber model, when sealed lid descends, the experimenter will rotate rotatory ring and aim at the airtight groove of semi-limited ring with the fixture block, sealed lid reachs after the assigned position afterwards, the experimenter rotates rotatory ring, with sealed lid chucking on pouring chamber model and semi-limited ring, utilize rotatory ring airtight between with sealed lid and semi-limited ring, prevent that gas leaks and lead to experimental data to have some deviations in the experimentation.
Thirdly, the supercharging mechanism is operated by a supercharging motor to drive the eccentric wheel to rotate, thereby driving the supercharging clamping plate eccentrically arranged on the eccentric wheel to move, therefore, the pressurizing clamp plate drives the pressurizing pressure plate to move in the pressurizing cylinder through the pressurizing connecting plate, the gas in the pressurizing cylinder is input into the casting cavity model through the pipeline and the gas inlet, the pressurizing cylinder is provided with the dial gauge, the amount of the gas input into the casting cavity model can be visualized, and the data recording of experimenters is convenient, meanwhile, the quantity of gas input into the pouring cavity model can be controlled through the rotation of the booster motor, when the pressurizing pressure plate contracts upwards, the airtight flap at the air outlet end of the pressurizing cylinder is closed, the airtight flap on the pressurizing pressure plate is opened, and when the pressurizing pressing plate is pressed downwards, the airtight flap at the air outlet end of the pressurizing cylinder is opened, and the airtight flap on the pressurizing pressing plate is closed tightly so as to infuse gas into the pressurizing cylinder.
It is four, adjustment mechanism utilizes the inside atmospheric pressure of pouring cavity model as the power supply, the inside atmospheric pressure of pouring cavity model can extrude adjusting plate, adjusting plate conflicts and adjusts the telescopic link and adjusting spring and return and contract, then adjusting plate can drive the regulating plate through adjusting the connecting rod and move on the slide rail, the inside atmospheric pressure of pouring cavity model is big more, adjusting plate returns the distance big more that contracts, the regulating plate position displacement distance that promotes is big more, two regulating plate confined air inlet areas are just big more, it is closed until two regulating plates, the gas of following booster mechanism input only gets into the pouring cavity model through two semilunes through-hole, the gaseous route of injection diminishes, when the pouring cavity model produces and bursts, can obtain the peak value that the more casting cavity model that is close bursts.
Fifthly, after the experiment is finished, according to the rigor of the experiment, the experiment needs to be compared for many times, the position of the inserting plate can be adjusted through the bolt, the position of the inserting plate changes, the included angle between the pressurizing clamping plate and the pressurizing connecting plate changes, the total input amount in the pressurizing cylinder changes every time, and each jack corresponds to the total gas amount in the pressurizing cylinder.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a perspective view of a restricting member according to the present invention.
Fig. 6 is a schematic perspective view of the pressing mechanism of the present invention.
Fig. 7 is a partial bottom view of the hold-down mechanism of the present invention.
Fig. 8 is a schematic perspective view of the pressurizing mechanism of the present invention.
Fig. 9 is a cross-sectional view of an adjustment mechanism of the present invention.
Fig. 10 is a perspective sectional view of the adjusting mechanism of the present invention.
Fig. 11 is a perspective view of the protection mechanism of the present invention.
Reference numerals
1. An experiment cabin; 2. a limiting mechanism; 3. a pressing mechanism; 4. a pressurization mechanism; 5. an adjustment mechanism; 11. a heating rod; 12. a cabin door; 13. a pipeline; 21. defining an assembly; 22. a restraining bar; 23. a telescopic electric cylinder; 24. defining an arc plate; 25. a semi-confined ring; 31. a motor base; 32. a sealing cover; 33. a rotating ring; 34. pressing down the motor; 35. a threaded rod; 36. an air outlet; 37. an air inlet; 38. a clamping block; 41. a pressurizing frame; 42. a booster motor; 43. an eccentric wheel; 44. pressurizing the splint; 45. a pressurizing connecting plate; 46. a pressurizing cylinder; 47. pressurizing a pressure plate; 51. an adjustment box; 52. a slide rail; 53. an adjusting cylinder; 54. adjusting the spring; 55. adjusting the telescopic rod; 56. adjusting the pressure plate; 57. adjusting the connecting rod; 58. an adjusting plate; 61. a bolt; 62. inserting plates; 71. a protection mechanism; 72. a guard assembly; 73. a protective splint; 74. a protection plate; 75. a double-shaft motor; 76. a guard gear; 81. a gas treatment tank; 82. and (4) remote switching.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 11, an embodiment of the invention provides an anti-cracking experiment system and an experiment method for castable used for garbage incineration, which includes an experiment chamber 1, a chamber door 12, a plurality of pipelines 13, a limiting mechanism 2, a pushing-down mechanism 3, a pressurizing mechanism 4 and an adjusting mechanism 5, wherein the chamber door 12 is installed on a side wall of the experiment chamber 1, the limiting mechanism 2 is hinged on an inner wall of the experiment chamber 1, the pushing-down mechanism 3 is installed on an inner top of the experiment chamber 1, a detachable heating rod 11 is arranged at the bottom of the pushing-down mechanism 3, the pressurizing mechanism 4 is installed at the top of the experiment chamber 1, the pressurizing mechanism 4 is communicated with the pushing-down mechanism 3 through the pipeline 13, and the adjusting mechanism 5 is installed at the bottom of the pushing-down mechanism 3 and is located at the bottom end of the pressurizing mechanism 4 communicated with the pushing-down mechanism 3; the castable used in the experiment is a reduced incinerator pouring cavity model, before the experiment is started, an experimenter can open the experiment cabin 1 through a cabin door 12 to place the pouring cavity model into the experiment cabin 1, then the limiting mechanism 2 operates to clamp the top edge of the pouring cavity model, the pouring cavity model can be fixed to facilitate the experiment, then the pressing mechanism 3 starts to press down to the opening of the pouring cavity model to close the opening of the pouring cavity model, after the experimenter is embedded with the limiting mechanism 2 through the pressing mechanism 3 to seal the opening of the pouring cavity model, the experimenter exits the experiment cabin 1 to tightly close the cabin door 12, a heating rod 11 carries out a fire-resistant high-temperature experiment on the pouring cavity model, if the experiment passes through a booster mechanism 4, gas is injected into the pouring cavity model through a pipeline 13 to increase the air pressure in the pouring cavity model, and the peak value of the air pressure which can be borne by the pouring cavity model is detected, along with the inside atmospheric pressure increase of pouring cavity model, adjustment mechanism 5 begins to adjust the area of the passageway of 4 gas transmissions to the pouring cavity model of booster mechanism to reduce the increase rate of the inside atmospheric pressure of pouring cavity model, when the pouring cavity model takes place to burst, the inside change volume of pouring cavity model is less in the unit interval, the comparatively accurate data of experimenter record, carry out many times of comparison experiment afterwards, the data of noting, then calculate the peak value that the pouring cavity model can bear atmospheric pressure.
Preferably, the limiting mechanism 2 comprises two limiting assemblies 21 symmetrically arranged on two inner side walls of the experiment chamber 1, each limiting assembly 21 comprises a limiting rod 22, a telescopic electric cylinder 23, a limiting arc plate 24 and a semi-limiting ring 25, one end of the limiting rod 22 is hinged on the inner side wall of the experiment chamber 1, the tail end of the telescopic electric cylinder 23 is hinged on the inner side wall of the experiment chamber 1, the telescopic end is hinged on the limiting rod 22, the limiting arc plate 24 is hinged on the other end of the limiting rod 22, and the semi-limiting ring 25 is welded on the limiting arc plate 24; the inner radians of the semi-limiting ring 25 and the limiting arc plate 24 are consistent with the outer side surface radian of the pouring cavity model, the limiting mechanism 2 is operated by two telescopic electric cylinders 23 simultaneously, the limiting rod 22 is driven to deflect towards the pouring cavity model, then the two limiting arc plates 24 simultaneously clamp the top edge of the pouring cavity model, the limiting arc plates 24 fix the pouring cavity model, the semi-limiting ring 25 protects the pouring cavity model, and the semi-limiting ring 25 is matched with the pressing mechanism 3 to seal the pouring cavity model.
Preferably, a plurality of sealing grooves are formed in each of the two semi-limiting rings 25, two motor bases 31 are further arranged on one inner side wall of the experimental chamber 1, the pressing mechanism 3 includes a sealing cover 32, a rotating ring 33, two pressing motors 34 and two threaded rods 35, the two pressing motors 34 are respectively installed on the two motor bases 31, the main shafts of the two pressing motors 34 penetrate through the motor bases 31, one ends of the two threaded rods 35 are respectively connected to the main shafts of the two pressing motors 34, the sealing cover 32 is sleeved on the two threaded rods 35 and is in threaded fit with the two threaded rods 35, the rotating ring 33 is rotatably installed at the bottom of the sealing cover 32, a plurality of clamping blocks 38 matched with the plurality of sealing grooves in the semi-limiting rings 25 are arranged on the inner side wall of the rotating ring 33, and an air outlet 36 and an air inlet 37 are arranged on the sealing cover 32; the bottom of the sealing cover 32 is provided with an air pressure tester with the model of GHHB-485-PVC, the pressing mechanism 3 is that a pressing motor 34 drives a threaded rod 35 to rotate, the sealing cover 32 is driven to descend to move to an opening of the casting cavity model, when the sealing cover 32 descends, an experimenter needs to rotate a rotating ring 33 to align a clamping block 38 with a sealing groove of the semi-limited ring 25, then after the sealing cover 32 reaches a specified position, the experimenter rotates the rotating ring 33 to clamp the sealing cover 32 on the casting cavity model and the semi-limited ring 25, the rotating ring 33 is utilized to seal the sealing cover 32 and the semi-limited ring 25, and the experimental data is prevented from deviating due to the fact that air leaks in the experimental process.
Preferably, the pressurizing mechanism 4 comprises a pressurizing frame 41, a pressurizing motor 42, an eccentric wheel 43, a pressurizing splint 44, a pressurizing connecting plate 45, a pressurizing cylinder 46 and a pressurizing pressure plate 47, the pressurizing frame 41 is arranged at the top of the experiment chamber 1, the pressurizing motor 42 is arranged on the pressurizing frame 41, the main shaft of the pressurizing motor 42 penetrates through the pressurizing frame 41, the eccentric wheel 43 is connected to the main shaft of the pressurizing motor 42, one end of the pressurizing splint 44 is eccentrically hinged to the eccentric wheel 43, the pressurizing connecting plate 45 is hinged at the other end of the pressurizing motor 42, the pressurizing cylinder 46 is arranged at the top of the pressurizing frame 41, the pressurizing pressure plate 47 is slidably mounted inside the pressurizing cylinder 46 and hinged with the other end of the pressurizing connecting plate 45, the pressurizing pressure plate 47 is also provided with a vent hole, the air outlet end of the pressurizing cylinder 46 and the bottom of the air inlet 37 are provided with airtight flaps, and the bottom of the pressurizing cylinder 46 is communicated with the sealing cover 32 through a pipeline 13; the pressurizing mechanism 4 is operated by a pressurizing motor 42 to drive an eccentric wheel 43 to rotate, so as to drive a pressurizing clamp plate 44 eccentrically arranged on the eccentric wheel 43 to move, so that the pressurizing clamp plate 44 drives a pressurizing pressure plate 47 to move in a pressurizing cylinder 46 through a pressurizing connecting plate 45, gas in the pressurizing cylinder 46 is input into a casting cavity model through a pipeline 13 and an air inlet 37, the pressurizing cylinder 46 is provided with a dial gauge, the amount of gas input into the casting cavity model can be visualized, and an experimenter can conveniently record data, meanwhile, the amount of gas input into the casting cavity model can be controlled through the rotation of the pressurizing motor 42, when the pressurizing pressure plate 47 contracts upwards, an air tight flap at the air outlet end of the pressurizing cylinder 46 is tightly closed, an air tight flap on the pressurizing pressure plate 47 is opened, and when the pressurizing pressure plate 47 presses downwards, the air tight flap at the air outlet end of the pressurizing cylinder 46 is opened, and the air tight flap on the pressurizing pressure plate 47 is tightly closed, so as to infuse gas into the interior of the pressurizing barrel 46.
Preferably, the adjusting mechanism 5 includes an adjusting box 51, a sliding rail 52, two adjusting cylinders 53, two adjusting springs 54, two adjusting telescopic rods 55, two adjusting pressing plates 56, two adjusting connecting rods 57 and two adjusting plates 58, the adjusting box 51 is installed at the bottom of the sealing cover 32 and located below the air inlet 37, the two adjusting cylinders 53 are installed at the bottom of the adjusting box 51, the two adjusting pressing plates 56 are respectively installed in the two adjusting cylinders 53 in a sliding manner, two ends of the two adjusting telescopic rods 55 are respectively installed on the sealing cover 32 and the adjusting pressing plates 56, the two adjusting springs 54 are respectively sleeved on the two adjusting telescopic rods 55, one ends of the two adjusting connecting rods 57 are respectively hinged on the two adjusting pressing plates 56, the sliding rail 52 is installed at the bottom of the sealing cover 32, the two adjusting plates 58 are slidably installed on the sliding rail 52 and respectively hinged at the other ends of the two adjusting connecting rods 57, the two adjusting plates 58 are provided with half-moon-shaped through holes; the adjusting mechanism 5 utilizes the air pressure inside the casting cavity model as a power source, the air pressure inside the casting cavity model can extrude the adjusting pressure plate 56, the adjusting pressure plate 56 is abutted against the adjusting telescopic rod 55 and the adjusting spring 54 to retract, then the adjusting pressure plate 56 can drive the adjusting plate 58 to move on the slide rail 52 through the adjusting connecting rod 57, the larger the air pressure inside the casting cavity model is, the larger the retraction distance of the adjusting pressure plate 56 is, the larger the moving distance of the position of the pushed adjusting plate 58 is, the larger the area of the air inlet 37 sealed by the two adjusting plates 58 is until the two adjusting plates 58 are closed, the gas input from the pressurizing mechanism 4 enters the casting cavity model only through the two half-moon-shaped through holes, the injected gas path is reduced, and when the casting cavity model bursts, the peak value of the closer casting cavity model bursts can be obtained.
Preferably, a plurality of jacks arranged in an arc shape are arranged on the pressurizing frame 41, a plug pin 61 is arranged on each jack, the plug pin 61 is in running fit with each jack, one end of the pressurizing connecting plate 45 is hinged with a plug plate 62, and the other end of the plug plate 62 is connected to the plug pin 61; after one experiment is finished, according to the rigor of the experiment, multiple comparison experiments are needed, the position of the inserting plate 62 can be adjusted through the plug pin 61, the position of the inserting plate 62 is changed, the included angle between the pressurizing clamping plate 44 and the pressurizing connecting plate 45 is changed, the total input amount in the pressurizing cylinder 46 is changed every time, and each inserting hole corresponds to the total gas amount in a different pressurizing cylinder 46.
Preferably, a protection mechanism 71 is further arranged inside the experiment chamber 1, the protection mechanism 71 includes two protection assemblies 72, the two protection assemblies 72 are symmetrically arranged on two inner side walls of the experiment chamber 1, each protection assembly 72 includes a protection splint 73, a protection plate 74, a dual-axis motor 75 and two protection gears 76, the protection splint 73 is installed on the side wall of the experiment chamber 1, the protection plate 74 is slidably installed between the protection splints 73, two rows of tooth grooves are formed in the protection plate 74, the dual-axis motor 75 is installed on the protection splint 73, the two protection gears 76 are rotatably installed on the protection splint 73, the two protection gears 76 are respectively engaged with the two rows of tooth grooves, and the two protection gears 76 are respectively connected to main shafts of the two dual-axis motors 75; the protection mechanism 71 is formed by driving two protection gears 76 to rotate by a double-shaft motor 75, driving the protection plates 74 to move between the protection clamping plates 73, the two protection plates 74 simultaneously abut against the limiting arc plate 24 during operation, and when a casting cavity model bursts, scraps of the casting cavity model can burst outwards under the stamping of gas, so that the limiting arc plate 24 and the semi-limiting ring 25 are prevented from being damaged.
Preferably, a gas treatment box 81 is arranged at the top of the experiment chamber 1, the gas outlet 36 on the sealing cover 32 is communicated with the inside of the gas treatment box 81 through a pipeline 13, and a remote switch 82 is arranged on the pipeline 13 between the gas outlet 36 on the sealing cover 32 and the gas treatment box 81; the gas treatment box 81 collects gas overflowing from the casting cavity model during heating, and then the pipeline 13 between the gas outlet 36 of the sealing cover 32 and the gas treatment box 81 is closed through the remote switch 82 when the pressure intensity of the experimental casting cavity model is at a peak value.
An experimental method of an anti-cracking experimental system for castables for waste incineration comprises the following experimental steps:
the first step is as follows: before the experiment begins, an experimenter opens the experiment cabin 1 through the cabin door 12 and puts the pouring cavity model into the experiment cabin 1;
the second step is that: then, the limiting mechanism 2 operates to clamp the top edge of the pouring cavity model, so that the pouring cavity model can be fixed;
the third step: the pressing mechanism 3 starts to press to the opening of the casting cavity model, the opening of the casting cavity model is closed, and an experimenter closes the opening of the casting cavity model by embedding the pressing mechanism 3 and the limiting mechanism 2, then exits the experimental cabin 1 and closes the cabin door 12;
the fourth step: the heating rod 11 carries out a refractory high-temperature experiment on the casting cavity model, if the experiment is passed, the peak value of the air pressure borne by the casting cavity model is continuously detected, if the experiment is not passed, the experiment is stopped, and the anti-burst performance of the casting material is unqualified;
the fifth step; if the experiment is passed, the heating rod 11 is detached, then the pressurizing mechanism 4 starts to operate, gas is injected into the casting cavity model through the pipeline 13, the air pressure in the casting cavity model is increased, and the air pressure in the casting cavity model is gradually close to the peak value;
and a sixth step: along with the increase of the internal air pressure of the casting cavity model, the adjusting mechanism 5 starts to adjust the area of a channel for conveying air from the pressurizing mechanism 4 to the casting cavity model so as to reduce the increasing rate of the internal air pressure of the casting cavity model;
the seventh step: when the pouring cavity model bursts, an experimenter records instantaneous burst experimental data, then performs multiple comparison experiments to record the data, then calculates a peak value of the pressure borne by the pouring cavity model, compares the peak value with domestic standards to check whether the pouring material reaches the standard, and marks the maximum bearing pressure on the pouring material if the pouring material reaches the standard.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a rubbish is anti-explosion of pouring material experimental system for burning, includes experiment cabin (1), hatch door (12), a plurality of pipeline (13), pouring cavity model, and pouring cavity model arranges experiment cabin (1) in, its characterized in that still includes limiting mechanism (2), pushes down mechanism (3), booster mechanism (4) and adjustment mechanism (5), install on the lateral wall of experiment cabin (1) hatch door (12), limiting mechanism (2) articulate on the inner wall of experiment cabin (1), push down the interior top of installing in experiment cabin (1) in mechanism (3), the bottom of pushing down mechanism (3) is equipped with detachable heating rod (11), booster mechanism (4) are installed at the top of experiment cabin (1) and booster mechanism (4) are through pipeline (13) intercommunication under on mechanism (3), adjustment mechanism (5) are installed in the bottom of pushing down mechanism (3) and are located booster mechanism (4) intercommunication under the end of mechanism (3) under mechanism (3) A terminal;
the limiting mechanism (2) comprises two limiting assemblies (21) symmetrically arranged on two inner side walls of the experiment cabin (1), each limiting assembly (21) comprises a limiting rod (22), a telescopic electric cylinder (23), a limiting arc plate (24) and a semi-limiting ring (25), one end of the limiting rod (22) is hinged on the inner side wall of the experiment cabin (1), the tail end of the telescopic electric cylinder (23) is hinged on the inner side wall of the experiment cabin (1), the telescopic end is hinged on the limiting rod (22), the limiting arc plate (24) is hinged on the other end of the limiting rod (22), and the semi-limiting ring (25) is welded on the limiting arc plate (24); the limiting mechanism (2) is operated to clamp the top edge of the pouring cavity model;
a plurality of sealing grooves are formed in each of the two semi-limited rings (25), two motor bases (31) are further arranged on one inner side wall of the experiment chamber (1), the pressing mechanism (3) comprises a sealing cover (32), a rotating ring (33), two pressing motors (34) and two threaded rods (35), the two pressing motors (34) are respectively installed on the two motor bases (31), main shafts of the two pressing motors (34) penetrate through the motor bases (31), one ends of the two threaded rods (35) are respectively connected to the main shafts of the two pressing motors (34), the sealing cover (32) is sleeved on the two threaded rods (35) and is in threaded fit with the two threaded rods (35), the rotating ring (33) is rotatably installed at the bottom of the sealing cover (32), a plurality of clamping blocks (38) matched with a plurality of sealing grooves in the semi-limited rings (25) are arranged on the inner side wall of the rotating ring (33), an air outlet (36) and an air inlet (37) are arranged on the sealing cover (32); the pressing mechanism (3) drives a threaded rod (35) to rotate by a pressing motor (34) to drive a sealing cover (32) to descend to an opening of the casting cavity model, when the sealing cover (32) descends, an experimenter rotates a rotating ring (33) to align a clamping block (38) to a sealed groove of a semi-limited ring (25), then after the sealing cover (32) reaches a specified position, the experimenter rotates the rotating ring (33) to clamp the sealing cover (32) on the casting cavity model and the semi-limited ring (25), and the rotating ring (33) is utilized to seal the sealing cover (32) and the semi-limited ring (25);
the adjusting mechanism (5) comprises an adjusting box (51), a sliding rail (52), two adjusting cylinders (53), two adjusting springs (54), two adjusting telescopic rods (55), two adjusting pressure plates (56), two adjusting connecting rods (57) and two adjusting plates (58), wherein the adjusting box (51) is installed at the bottom of the sealing cover (32) and is located below the air inlet (37), the two adjusting cylinders (53) are installed at the bottom of the adjusting box (51), the two adjusting pressure plates (56) are respectively installed in the two adjusting cylinders (53) in a sliding mode, two ends of the two adjusting telescopic rods (55) are respectively installed on the sealing cover (32) and the adjusting pressure plates (56), the two adjusting springs (54) are respectively sleeved on the two adjusting telescopic rods (55), one ends of the two adjusting connecting rods (57) are respectively hinged to the two adjusting pressure plates (56), the sliding rail (52) is arranged at the bottom of the sealing cover (32), the two adjusting plates (58) are arranged on the sliding rail (52) in a sliding mode and are respectively hinged to the other ends of the two adjusting connecting rods (57), and half-moon-shaped through holes are formed in the two adjusting plates (58); the adjusting mechanism (5) utilizes the air pressure in the casting cavity model as a power source, the air pressure in the casting cavity model can extrude the adjusting pressure plate (56), the adjusting pressure plate (56) props against the adjusting telescopic rod (55) and the adjusting spring (54) to retract, then the adjusting pressure plate (56) drives the adjusting plate (58) to move on the sliding rail (52) through the adjusting connecting rod (57), the larger the air pressure in the casting cavity model is, the larger the retraction distance of the adjusting pressure plate (56) is, the larger the position moving distance of the pushed adjusting plate (58) is, the larger the area of the air inlet (37) sealed by the two adjusting plates (58) is until the two adjusting plates (58) are closed, the gas input from the pressurizing mechanism (4) enters the casting cavity model only through the two half-moon-shaped through holes, and the path of the injected gas is reduced, when the casting cavity model bursts, a closer peak value of the casting cavity model burst can be obtained.
2. The castable anti-cracking experiment system for waste incineration as claimed in claim 1, wherein the pressurization mechanism (4) comprises a pressurization frame (41), a pressurization motor (42), an eccentric wheel (43), a pressurization clamping plate (44), a pressurization connecting plate (45), a pressurization cylinder (46) and a pressurization pressing plate (47), the pressurization frame (41) is installed at the top of the experiment chamber (1), the pressurization motor (42) is installed on the pressurization frame (41) and the main shaft of the pressurization motor (42) penetrates through the pressurization frame (41), the eccentric wheel (43) is connected on the main shaft of the pressurization motor (42), one end of the pressurization clamping plate (44) is eccentrically hinged on the eccentric wheel (43), the pressurization connecting plate (45) is hinged at the other end of the pressurization motor (42), the pressurization cylinder (46) is installed at the top of the pressurization frame (41), and the pressurization pressing plate (47) is slidably installed inside the pressurization cylinder (46) and connected with the pressurization connecting plate (45) The other end of the pressure boosting cylinder is hinged, a vent hole is further formed in the pressure boosting pressure plate (47), an air-tight flap is arranged at the air outlet end of the pressure boosting cylinder (46) and the bottom of the air inlet (37), and the bottom of the pressure boosting cylinder (46) is communicated with the sealing cover (32) through a pipeline (13).
3. The castable anti-cracking experimental system for waste incineration as defined in claim 2, wherein a plurality of jacks arranged in an arc shape are arranged on the pressurizing frame (41), a plug pin (61) is arranged on each jack, the plug pin (61) is in running fit with each jack, one end of the pressurizing connecting plate (45) is hinged to a plug plate (62), and the other end of the plug plate (62) is connected to the plug pin (61).
4. The castable anti-burst experiment system for waste incineration according to claim 1, wherein a protection mechanism (71) is further arranged inside the experiment chamber (1), the protection mechanism (71) comprises two protection assemblies (72), the two protection assemblies (72) are symmetrically arranged on two inner side walls of the experiment chamber (1), each protection assembly (72) comprises a protection clamping plate (73), a protection plate (74), a double-shaft motor (75) and two protection gears (76), the protection clamping plate (73) is arranged on a side wall of the experiment chamber (1), the protection plate (74) is slidably arranged between the protection clamping plates (73), the protection plate (74) is provided with two rows of tooth grooves, the double-shaft motor (75) is arranged on the protection clamping plate (73), the two protection gears (76) are rotatably arranged on the protection clamping plate (73) and the two protection gears (76) are respectively meshed with the two rows of tooth grooves, the two protective gears (76) are respectively connected to the main shafts of the two double-shaft motors (75).
5. The castable anti-cracking experiment system for waste incineration as claimed in claim 1, wherein a gas treatment box (81) is arranged at the top of the experiment chamber (1), the gas outlet (36) of the sealing cover (32) is communicated with the inside of the gas treatment box (81) through a pipeline (13), and a remote switch (82) is arranged on the pipeline (13) between the gas outlet (36) of the sealing cover (32) and the gas treatment box (81).
6. The experimental method of the anti-cracking experimental system for the castable for waste incineration as claimed in claim 1, characterized by comprising the following steps:
the first step is as follows: before the experiment begins, an experimenter opens the experiment cabin (1) through the cabin door (12) and puts the pouring cavity model into the experiment cabin (1);
the second step is that: then, a limiting mechanism (2) is operated to clamp the top edge of the pouring cavity model and fix the pouring cavity model;
the third step: the pressing mechanism (3) starts to press to the opening of the casting cavity model, the opening of the casting cavity model is closed, and an experimenter closes the opening of the casting cavity model by embedding the pressing mechanism (3) and the limiting mechanism (2), then exits the experimental cabin (1), and closes the cabin door (12);
the fourth step: the heating rod (11) carries out a refractory high-temperature experiment on the casting cavity model, if the experiment is passed, the peak value of the air pressure which can be borne by the casting cavity model is continuously detected, if the experiment is not passed, the experiment is stopped, and the anti-burst performance of the casting material is unqualified;
the fifth step; if the experiment is passed, the heating rod (11) is detached, then the pressurizing mechanism (4) starts to operate, gas is injected into the casting cavity model through the pipeline (13), the air pressure in the casting cavity model is increased, and the air pressure in the casting cavity model is gradually close to the peak value;
and a sixth step: along with the increase of the internal air pressure of the casting cavity model, the adjusting mechanism (5) starts to adjust the area of a channel for conveying air from the pressurizing mechanism (4) to the casting cavity model so as to reduce the increasing rate of the internal air pressure of the casting cavity model;
the seventh step: when the pouring cavity model bursts, an experimenter records instantaneous burst experimental data, then performs multiple comparison experiments to record the data, then calculates a peak value of the pressure borne by the pouring cavity model, compares the peak value with domestic standards to check whether the pouring material reaches the standard, and marks the maximum bearing pressure on the pouring material if the pouring material reaches the standard.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210400646.3A CN115015000A (en) | 2021-07-05 | 2021-07-05 | Anti-bursting experiment device of castable for waste incineration |
| CN202210400642.5A CN114858603A (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experimental method for castable |
| CN202110754259.5A CN113588712B (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experiment system and method for castable for waste incineration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110754259.5A CN113588712B (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experiment system and method for castable for waste incineration |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210400646.3A Division CN115015000A (en) | 2021-07-05 | 2021-07-05 | Anti-bursting experiment device of castable for waste incineration |
| CN202210400642.5A Division CN114858603A (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experimental method for castable |
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| Publication Number | Publication Date |
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| CN113588712A CN113588712A (en) | 2021-11-02 |
| CN113588712B true CN113588712B (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110754259.5A Active CN113588712B (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experiment system and method for castable for waste incineration |
| CN202210400642.5A Pending CN114858603A (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experimental method for castable |
| CN202210400646.3A Withdrawn CN115015000A (en) | 2021-07-05 | 2021-07-05 | Anti-bursting experiment device of castable for waste incineration |
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| CN202210400642.5A Pending CN114858603A (en) | 2021-07-05 | 2021-07-05 | Anti-cracking experimental method for castable |
| CN202210400646.3A Withdrawn CN115015000A (en) | 2021-07-05 | 2021-07-05 | Anti-bursting experiment device of castable for waste incineration |
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- 2021-07-05 CN CN202110754259.5A patent/CN113588712B/en active Active
- 2021-07-05 CN CN202210400642.5A patent/CN114858603A/en active Pending
- 2021-07-05 CN CN202210400646.3A patent/CN115015000A/en not_active Withdrawn
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115015000A (en) | 2022-09-06 |
| CN113588712A (en) | 2021-11-02 |
| CN114858603A (en) | 2022-08-05 |
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