CN115420846A - Electromagnetic heating laser ignition combustion chamber - Google Patents
Electromagnetic heating laser ignition combustion chamber Download PDFInfo
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- CN115420846A CN115420846A CN202211083249.4A CN202211083249A CN115420846A CN 115420846 A CN115420846 A CN 115420846A CN 202211083249 A CN202211083249 A CN 202211083249A CN 115420846 A CN115420846 A CN 115420846A
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Abstract
The invention discloses an electromagnetic heating laser ignition combustion chamber, wherein a closed combustion chamber system can change the internal temperature of the combustion chamber, can be maintained at a certain temperature, is favorable for exploring the temperature sensitivity problem of fuels such as propellant at different temperatures, has high electromagnetic heating temperature rise rate, changes the power to change the temperature rise rate, is favorable for comprehensively and deeply researching the combustion mechanism of the propellant, and has complete functions.
Description
Technical Field
The invention relates to an electromagnetic heating laser ignition combustion chamber for a test, in particular to an electromagnetic heating laser ignition combustion chamber.
Background
The fuel-rich propellant of the solid rocket ramjet is developing towards high energy, metals such as boron, aluminum and the like are widely applied to the propellant due to higher volume calorific value and quality calorific value, but the specific combustion property of the propellant prevents the propellant from developing more deeply, so more and more researchers optimize the combustion performance of the propellant by improving the component composition and experimental environment of the propellant, and determine the optimization degree of the propellant by methods such as representing combustion products and the like.
The Chinese patent number 201711188505.5, the application date of which is 11 and 23 months in 2017, has the name: a laser ignition combustion chamber for a titanium fire test. This application is directed to a laser ignited combustion chamber capable of regulating and maintaining the temperature, pressure and velocity of the gas stream. This combustion chamber includes constitutions such as casing, protecgulum, hou gai, intake pipe, blast pipe, sample anchor clamps, condenser tube, observation window, laser incidence window, gas temperature sensor and gas pressure sensor, and this application is through continuous letting in high-temperature gas changes the temperature in the combustion chamber, consequently is not accurate enough to the regulation and control of temperature in the combustion chamber, and under the gaseous condition of letting in succession to the combustion chamber, the gas flow can influence the appearance of flame, is unfavorable for observing the detail of flame burning. The combustion chamber cannot probe the temperature sensitivity of a test sample by changing the temperature rise rate, combustion products cannot be collected, the sample is fed and taken out manually, and the operation is very inconvenient.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The invention is provided in view of the problems that the temperature regulation and control of the existing electromagnetic heating laser ignition combustion chamber are not accurate, and the combustion products are difficult to collect and operate inconveniently.
It is therefore an object of the present invention to provide an electromagnetically heated laser-ignited combustion chamber.
In order to solve the technical problems, the invention provides the following technical scheme: the combustion assembly comprises a combustion chamber, a laser igniter arranged at the top of the combustion chamber, an electromagnetic heating control device arranged at the bottom of the combustion chamber, a pressure control component arranged at the side part of the combustion chamber and an observation component arranged at one end adjacent to the pressure control component; the adjusting assembly comprises a pushing component arranged on one side of the combustion chamber far away from the observing component, a first rotary table arranged at the lower end of the pushing component and a second rotary table arranged on the side part of the first rotary table; and the clamping assembly comprises a lifting cylinder arranged on the side part of the electromagnetic heating control device, a lifting component arranged on the upper part of the lifting cylinder and a clamping stop component arranged on the side part of the lifting component.
As a preferable aspect of the electromagnetic heating laser ignition combustion chamber of the present invention, wherein: the combustion chamber upper end has been seted up laser and has been jeted into window, the combustion chamber side has been seted up optic fibre spectrum collection window, combustion chamber lateral part optic fibre spectrum collection window lower extreme has been seted up the observation window and the combustion chamber is kept away from observation window one side and has still been seted up the sample and has been got and send the window, laser ignition ware passes through the laser and jetes into inside the window shines the combustion chamber.
As a preferable scheme of the electromagnetic heating laser ignition combustion chamber of the invention, wherein: the lateral wall of the combustion chamber is provided with a heat transfer ribbed plate, and one end of the side part of the combustion chamber, which is close to the pushing part, is provided with an ash collecting groove.
As a preferable aspect of the electromagnetic heating laser ignition combustion chamber of the present invention, wherein: the observation part comprises a control console arranged on one side of the combustion chamber adjacent to the observation window, a high-speed camera horizontally arranged on the control console and close to one end of the combustion chamber, and an optical fiber spectrometer arranged on the upper end of the high-speed camera, wherein the high-speed camera detects the interior of the combustion chamber through the observation window, and the optical fiber spectrometer detects the interior of the combustion chamber through an optical fiber spectrum acquisition window.
As a preferable scheme of the electromagnetic heating laser ignition combustion chamber of the invention, wherein: the pressure control component comprises an air inlet pipe arranged at the lower end of the combustion chamber, a pressure sensor arranged on the side part of the air inlet pipe and an exhaust pipe arranged on one side, far away from the air inlet pipe, of the pressure sensor.
As a preferable scheme of the electromagnetic heating laser ignition combustion chamber of the invention, wherein: the propelling movement part is including setting up the sample anchor clamps of taking out and sending window complex at the combustion chamber lateral part and sample, setting up the propelling movement pole of keeping away from combustion chamber one end at sample anchor clamps, install the pawl at the propelling movement pole lower extreme, set up the reset spring in the pawl outside and set up the telescopic cylinder who keeps away from combustion chamber one end at the propelling movement pole.
As a preferable aspect of the electromagnetic heating laser ignition combustion chamber of the present invention, wherein: the first turntable comprises a first ratchet wheel matched with the pawl and a printing table arranged at the upper end of the first ratchet wheel, and a plurality of partition plates are arranged at the upper end of the printing table.
As a preferable scheme of the electromagnetic heating laser ignition combustion chamber of the invention, wherein: the second turntable comprises a second ratchet wheel arranged on the side part of the first turntable and matched with the first ratchet wheel and a sample table arranged at the upper end of the second ratchet wheel, wherein a plurality of sample grooves are formed in the upper end of the sample table, and the number of the sample grooves is the same as that of the partition plates.
As a preferable aspect of the electromagnetic heating laser ignition combustion chamber of the present invention, wherein: the lifting component comprises a supporting rod vertically arranged at the side part of the electromagnetic heating control device, a cam sleeve rod sleeved at the upper end of the supporting rod, a cam groove arranged at the side part of the cam sleeve rod, a fixed rod arranged at the side part of the supporting rod and matched with the cam groove and a lifting platform arranged at the side part of the fixed rod and matched with the cam sleeve rod,
the cam sleeve rod is provided with a clamping table at one end far away from the supporting rod, the lifting table comprises a lifting chute arranged on the side portion of the fixing rod, a lifting buckle arranged in the lifting chute and a stepping motor arranged at the lower end of the lifting chute, one end of the lifting buckle is matched with the clamping table, and the other end of the lifting buckle is connected with the stepping motor.
As a preferable aspect of the electromagnetic heating laser ignition combustion chamber of the present invention, wherein: the clamping part comprises a clamping stop rod axially arranged at the upper end of a cam loop bar, a brush rod arranged at the side part of the cam loop bar at the lower end of the clamping stop rod, clamps arranged at the ends of the clamping stop rod and far away from one end of the cam loop bar, and a butt rod arranged on the combustion chamber and at the same side as the pushing part, wherein the clamps are hinged to two sides of the clamping stop rod, a clamping stop spring is arranged at the upper end of each clamp close to the hinged part, and two bolts are arranged on the butt rod and are respectively matched with two clamp arms at the upper end of each clamp.
The invention has the beneficial effects that: the closed combustion chamber system provided by the invention can change the internal temperature of the combustion chamber, can be maintained at a certain temperature, is favorable for exploring the temperature sensitivity problem of fuels such as propellants and the like at different temperatures, has high electromagnetic heating temperature rise rate, changes the power to change the temperature rise rate, is favorable for comprehensively and deeply researching the combustion mechanism of the propellants, and has complete functions.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
fig. 1 is a schematic overall structure diagram of the electromagnetic heating laser ignition combustion chamber.
Fig. 2 is a schematic structural diagram of a combustion assembly of the electromagnetic heating laser ignition combustion chamber.
FIG. 3 is a schematic cross-sectional view of a combustion assembly of the electromagnetic heating laser ignition combustion chamber of the present invention.
FIG. 4 is a schematic structural diagram of an adjusting assembly of the electromagnetic heating laser ignition combustion chamber.
Fig. 5 is a schematic view of an explosive structure of an adjusting component of the electromagnetic heating laser ignition combustion chamber.
FIG. 6 is a schematic structural diagram of the sample feeding state of the electromagnetic heating laser ignition combustion chamber.
FIG. 7 is a partial structural view showing a sampling state of the electromagnetic heating laser ignition combustion chamber according to the present invention.
Fig. 8 is a schematic view of an explosion structure of the clamping assembly of the electromagnetic heating laser ignition combustion chamber of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and it will be appreciated by those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the present invention and that the present invention is not limited by the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Example 1
Referring to fig. 1-3, the present invention provides an electromagnetically heated laser-ignited combustion chamber comprising a combustion assembly
100, including a combustion chamber 101, the upper end of the combustion chamber 101 is provided with a laser incident window 101a, the side of the combustion chamber 101 is provided with an optical fiber spectrum acquisition window 101b, the lower end of the optical fiber spectrum acquisition window 101b at the side of the combustion chamber 101 is provided with an observation window 101c, the side of the combustion chamber 101, which is far away from the observation window 101c, is also provided with a sample taking and sending window 101d, the side wall of the combustion chamber 101 is provided with a heat transfer rib 101e, one end of the side of the combustion chamber 101, which is close to a pushing part 201, is provided with an ash collecting groove 101f, a laser igniter 102 is arranged at the top of the combustion chamber 101, the laser igniter 102 irradiates the inside of the combustion chamber 101 through the laser incident window 101a, an electromagnetic heating control device 103 is arranged at the bottom of the combustion chamber 101, a pressure control part 104 is arranged at the side of the combustion chamber 101, the pressure control part 104 comprises an air inlet pipe 104a arranged at the lower end of the combustion chamber 101, a pressure sensor 104b is arranged at the side of the air inlet pipe 104a, an exhaust pipe 104c is arranged at the side of the pressure sensor 104b, and an observation part 105 arranged at one end adjacent to the pressure control part 104, the observation part 105 is arranged at one end of the combustion chamber 101, one end of the observation part 105a is arranged at the side of the observation part 105a, one end of the observation part 105a is arranged at the combustion chamber 101, the observation part 105a control platform 105a is arranged at the side close to the combustion chamber 101c, the combustion chamber 101, the high-speed optical fiber spectrum acquisition window 105a is arranged at the top of the high-speed optical fiber spectrum acquisition camera 105b is arranged at the high speed, and the high speed optical spectrometer 101, the high speed optical fiber spectrum acquisition window 101, the high speed optical spectrometer 101b is arranged at the high speed optical fiber spectrum acquisition window 101, the high speed optical fiber spectrum acquisition window 105b is arranged at the high speed is arranged at the top of the combustion chamber 101; the adjusting assembly 200 comprises a pushing part 201 arranged on one side of the combustion chamber 101 far away from the observing part 105, a first turntable 202 arranged at the lower end of the pushing part 201, and a second turntable 203 arranged at the side part of the turntable; and a clamping assembly 300, which comprises a lifting cylinder 301 arranged at the side of the electromagnetic heating control device 103, a lifting component 302 arranged at the upper part of the lifting cylinder 301, and a clamping component 303 arranged at the side of the lifting component 302.
Specifically, the sample holder 201a and the observation window 101c are at the same height, so that the high-speed camera 105b can shoot through the observation window 101c conveniently, the air inlet pipe 104a and the air outlet pipe 104c are arranged at the lower part of the combustion chamber 101, so that the combustion chamber 101 can be fully filled with air, and gas products can be fully extracted, and the pressure sensor 104b extends into the combustion chamber 101 through the shell and is used for measuring the gas pressure in the combustion chamber 101. The pressure in the combustion chamber 101 is measured through a pressure sensor 104b, a required experiment pressure environment is selected, an observation window 101c is located right in front of a sample, the observation window 101c is made of quartz glass sheets, the quartz glass sheets are hermetically connected with a shell, a high-speed camera 105b erected 5-10 cm in front of the observation window 101c shoots appearance characteristics of flame in the combustion chamber 101, an optical fiber spectrum acquisition window 101b is made of quartz glass, an optical fiber spectrometer 105c acquires intensity data of combustion flame of the sample through the optical fiber spectrum acquisition window 101b, an electromagnetic heating control device 103 is arranged below the combustion chamber 101, an embedded electromagnetic coil provides a heat source for the combustion chamber 101 through an electromagnetic heat generation principle, the electromagnetic heating control device 103 changes power of the electromagnetic coil through an external power knob, a temperature knob is used for setting the temperature in the combustion chamber 101, the set power and temperature can be displayed on a display screen, and the electromagnetic heating control device 103 can provide an experiment environment of 50-500 ℃ for the combustion chamber 101. The power control range of the electromagnetic heating control device 103 is 100W to 4000W. The electromagnetic heating control device 103 is also internally provided with a temperature sensor (not shown in the figure), and when the temperature exceeds the set temperature, the heating can be automatically stopped, so that the safety of the equipment is ensured.
The operation process is as follows: when an operator needs to detect the combustion performance of a sample, the operator firstly places the sample on the sample clamp 201a through the clamping assembly 300, then places the sample into the combustion chamber 101 through the adjusting assembly 200, the operator sets the temperature in the combustion chamber 101 through adjusting the power of the electromagnetic heating control device 103, heat transfer is carried out through the heat transfer rib plate 101e on the inner side wall of the combustion chamber 101, so that the temperature in the combustion chamber 101 is more uniform, the temperature in the combustion chamber 101 is projected out on a display screen through a temperature sensor, the combustion chamber 101 is ventilated through the air inlet pipe 104a to change the pressure in the combustion chamber 101, the pressure is displayed through the pressure sensor 104b, when the temperature in the combustion chamber 101 reaches a set value, the electromagnetic heating control device 103 stops heating, when the pressure in the combustion chamber 101 reaches the set value, the air inlet pipe 104a stops air inlet, at the time, the temperature and the pressure in the combustion chamber 101 are both at the set values, then the operator controls the laser igniter 102 to ignite, the sample in the combustion chamber 101 to burn, at this time, the high-speed camera 105b can react with the combustion characteristics of the sample in the combustion chamber 101 through the observation window 101c, the optical fiber spectrum acquisition, the optical spectrum acquisition device collects the flame intensity, the gas-phase temperature, collects the flame intensity, and the flame acquisition and the gas-phase temperature acquisition and the flame acquisition rate of the flame acquisition and the flame acquisition device, and the flame acquisition temperature acquisition and the flame acquisition rate of the flame acquisition device.
Example 2
Referring to fig. 3-4, this embodiment differs from the first embodiment in that: the adjusting assembly 200 comprises a pushing component 201 arranged on one side of the combustion chamber 101 far away from the observing component 105, the pushing component 201 comprises a sample clamp 201a arranged on the side of the combustion chamber 101 and matched with a sample taking and sending window 101d, a pushing rod 201b arranged on one end of the sample clamp 201a far away from the combustion chamber 101, a pawl 201c arranged at the lower end of the pushing rod 201b, a return spring 201d arranged on the outer side of the pawl 201c, a telescopic cylinder 201e arranged on one end of the pushing rod 201b far away from the combustion chamber 101, a first turntable 202 arranged at the lower end of the pushing component 201 and a second turntable 203 arranged on the side of the first turntable 202, the first turntable 202 comprises a first ratchet wheel 202a matched with the pawl 201c and a printing table 202b arranged at the upper end of the first ratchet wheel 202a, the upper end of the printing table 202b is provided with a plurality of clapboards 202c, the second rotary table 203 comprises a second ratchet wheel 203a arranged on the side part of the first rotary table 202 and matched with the first ratchet wheel 202a and a sample table 203b arranged on the upper end of the second ratchet wheel 203a, the upper end of the sample table 203b is provided with a plurality of sample grooves 203c, the number of the sample grooves 203c is the same as that of the clapboards 202c, and the clamping assembly 300 comprises a lifting cylinder 301 arranged on the side part of the electromagnetic heating control device 103, a lifting part 302 of a lifting part 302 arranged on the upper part of the lifting cylinder 301 and a clamping part 303 arranged on the side part of the lifting part 302.
Specifically, in this embodiment, one end of the observation component 105 is connected to a printer (not shown in the drawings), a paper outlet of the printer is located at a position corresponding to the printing table 202b, three partition plates 202c are disposed on the printing table 202b, three sample slots 203c are disposed on the corresponding sample table 203b, the printing table 202b and the sample table 203b are coaxially connected to the first ratchet 202a and the second ratchet 203a, respectively, one end of the push rod 201b, far away from the sample clamp 201a, is connected to the telescopic cylinder 201e, the telescopic cylinder 201e drives the push rod 201b to horizontally move along the direction of the sample taking and sending window 101d, the lower end of the push rod 201b is provided with a fixing table, the pawl 201c is rotatably mounted in the center of the fixing table, one end of the return spring 201d is connected to one side of the pawl 201c, close to the sample clamp 201a, the other end of the return spring is connected to the fixing table, the top end of the pawl 201c is matched with the first ratchet 202a, the pawl 201c can be clockwise rotated under the push of the pawl 201c, the ratchet 201c can be rotated by 120 degrees under the push of the ratchet 203a, the second ratchet 203a is matched with the first ratchet 202a, and has the same radius, and the second ratchet 203a can be rotated counterclockwise under the first ratchet 202 a.
The rest of the structure is the same as in example 1.
The operation process comprises the following steps: when an operator detects the combustion performance of a sample, the operator places three divided samples in a sample groove 203c on a sample platform 203b, then operates a telescopic cylinder 201e to contract, pulls a sample clamp 201a out of a combustion chamber 101, then puts the sample on the sample clamp 201a from the sample groove 203c through a clamping assembly 300, then operates the telescopic cylinder 201e to extend out, so that a push rod 201b is attached to the combustion chamber 101, the sample clamp 201a is placed in the combustion chamber 101, regulates and controls the environment in the combustion chamber 101 through an electromagnetic heating control device 103 and a pressure control component 104, then the operator operates a laser igniter 102 to ignite, observes through an observation component 105, when a group of samples are burnt, a printer connected with the observation component 105 starts to print collected drawings, printed paper falls onto the sample platform 203b, after printing is finished, the telescopic cylinder 201e drives the push rod 201b to contract to arrange a tail end, the pawl 201c cooperates with the first ratchet wheel 202a under the action of the elastic force of the return spring 201d, the clamping assembly 300 operates and rotates to sweep the combustion residue on the sample clamp 201a into the ash collecting groove 101f and place a new sample, at this time, the telescopic cylinder 201e extends to drive the pushing rod 201b to push forward, the pawl 201c at the tail end of the pushing rod 201b drives the first ratchet wheel 202a and the printing table 202b to rotate clockwise, under the cooperation of the first ratchet wheel 202a and the second ratchet wheel 203a, the second ratchet wheel 203a and the sample table 203b also rotate counterclockwise, when the pushing rod drives the sample clamp 201a to the ignition position of the combustion chamber 101, the clamping assembly 300 returns to the sample table 203b to prepare for next sampling, so as to finish one sampling, combustion and collection, generally, three groups of comparison are adopted for the accuracy of the experiment, and an operator can select a proper first rotary table 202 and a proper second rotary table 203 according to the number of the required comparison experiment, thereby realizing multiple operations of the experiment, the accuracy of experiment is increased, and the automation is strengthened.
Example 3
Referring to fig. 4-8, this embodiment differs from the above embodiments in that: the clamping assembly 300 comprises a lifting cylinder 301 arranged at the side part of the electromagnetic heating control device 103, a lifting component 302 arranged at the upper part of the lifting cylinder 301, the lifting component 302 comprises a supporting rod 302a vertically arranged at the side part of the electromagnetic heating control device 103, a cam sleeve rod 302b sleeved at the upper end of the supporting rod 302a, a cam groove 302c arranged at the side part of the cam sleeve rod 302b, a fixing rod 302d arranged at the side part of the supporting rod 302a and matched with the cam groove 302c, and a lifting platform 302e arranged at the side part of the fixing rod 302d and matched with the cam sleeve rod 302b, wherein one end of the cam sleeve rod 302b far away from the supporting rod 302a is provided with a clamping platform 302f, the lifting platform 302e comprises a lifting chute 302g arranged at the side part of the fixing rod 302d, a lifting buckle 302h arranged in the lifting chute 302g, and a stepping motor (not shown in the figure) arranged at the lower end of the lifting chute 302g, one end of the lifting buckle 302h is matched with the clamping platform 302f, the other end of the lifting buckle is connected with the stepping motor, and the clamping component 303 is axially arranged on the side part of the cam rod, the clamping component 303 comprises a clamping stop rod 303a axially arranged at the upper end of the cam sleeve rod 302b, a brush rod 303b arranged on the side part of the cam sleeve rod 302b at the lower end of the clamping stop rod 303a, a clamp 303d arranged at one end of the clamping stop rod 303a far away from the cam sleeve rod 302b, and an abutting rod 303c arranged on the combustion chamber 101 and on the same side as the pushing component 201, wherein the clamp 303d is hinged to two sides of the clamping stop rod 303a, a clamping stop spring is arranged at the position, close to the hinged joint, of the upper end of the clamp 303d, and two bolts arranged on the abutting rod 303c are respectively matched with two clamping arms at the upper end of the clamp 303 d.
The lifting component 302 and the clamping component 303 are both arranged at the upper end of the lifting cylinder 301, the brush rod 303b is arranged above one side of the cam sleeve close to the sample clamp 201a, the clamping rod 303a is arranged on the cam sleeve and is positioned at the upper right part of the brush rod 303b, when the cam sleeve rotates to a certain position along the cam groove 302c, the tail end of the brush rod 303b sweeps the sample clamp 201a, when the cam sleeve rod 302b rotates to the tail end of the cam groove 302c, the clamp 303d is positioned right above the sample clamp 201a, the stepping motor stops rotating, the lifting cylinder 301 extends out to enable the clamp 303d to abut against the rod 303c and be provided with two bolts, the extending height of the bolts can be adjusted as required, when the clamp 303d and the abutting rod 303c are extruded to a certain degree, the clamp 303d is opened, the sample is placed on the sample clamp 201a, and when the cam sleeve is pressed, the clamping spring at the upper part of the clamp 303d resets to press the clamp arm of the clamp 303d, so that the clamp 303d is clamped again.
The rest of the structure is the same as in example 2.
The operation process is as follows: when an operator uses the clamping assembly 300 to clamp a sample, the operator firstly puts the sample on the sample table 203b, adjusts the telescopic cylinder 201e to enable the sample clamp 201a to extend out of the combustion chamber 101, when the telescopic cylinder 201e retracts to a proper position, the stepping motor drives the lifting buckle 302h to move upwards along the lifting chute 302g, the lifting buckle 302h clamps the clamping table 302f to drive the cam sleeve to move upwards along the supporting rod 302a, under the matching of the cam rod and the cam groove 302c, the cam sleeve drives the clamping rod 303a and the brush rod 303b to rotate, when the cam sleeve rotates to a certain position, the brush rod 303b contacts the surface of the sample clamp 201a to brush residues on the sample clamp 201a into the dust collecting groove 101f, then the cam sleeve rotates, the clamp 303d rotates to be above the sample clamp 201a, the cam rod and the cam groove 302c are matched to two ends of the cam groove 302c, at the moment, the lifting buckle 302h continues to move upwards, and the cam sleeve moves upwards along the vertical direction of the cam groove 302c, the clamp 303d presses the abutting rod 303c by two clamping arms, the clamp 303d opens to put down the sample to the upper end of the sample clamp 201a, at this time, the telescopic cylinder 201e extends out to drive the pawl 201c to push the first ratchet wheel 202a, the first ratchet wheel 202a and the second ratchet wheel 203a are matched to rotate, the printing table 202b and the sample table 203b above the first ratchet wheel 202a and the second ratchet wheel 203a are driven to rotate, when the sample clamp 201a moves to a specified position of the combustion chamber 101, the stepping motor rotates, the lifting buckle 302h drives the cam sleeve to descend, the clamp 303d is separated from the abutting rod 303c by the bolt, the clamping spring is flicked to clamp the clamp 303d again, when the cam rod is matched with the cam groove 302c to the lowest end, the clamp 303d is positioned right above the sample groove 203c on the sample table 203b, at this time, the lifting cylinder 301 retracts, the clamp 303d descends, so that the two clamping arms are contacted with the sample, the clamp 303d is opened under the action of the elastic force of the clamping spring, the clamp 303d clamps the sample 303d again, and the next sample can be detected after the sample in the belt combustion chamber 101 is combusted and sintered. The device drives the manual replacement of samples through mechanical movement, and realizes automatic collection and replacement of multiple groups of comparison experiments.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible, such as variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters such as temperature, pressure, etc., mounting arrangements, use of materials, colors, orientations, etc., without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described, i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention.
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. An electromagnetic heating laser ignition combustion chamber, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the combustion assembly (100) comprises a combustion chamber (101), a laser igniter (102) arranged at the top of the combustion chamber (101), an electromagnetic heating control device (103) arranged at the bottom of the combustion chamber (101), a pressure control component (104) arranged at the side part of the combustion chamber (101) and an observation component (105) arranged at one end, adjacent to the pressure control component (104);
the adjusting assembly (200) comprises a pushing component (201) arranged on one side, far away from the observation component (105), of the combustion chamber (101), a first rotary table (202) arranged at the lower end of the pushing component (201), and a second rotary table (203) arranged on the side portion of the first rotary table (202); and the number of the first and second groups,
the clamping assembly (300) comprises a lifting cylinder (301) arranged on the side of the electromagnetic heating control device (103), a lifting component (302) arranged on the upper part of the lifting cylinder (301), and a clamping stopping component (303) arranged on the side of the lifting component (302).
2. The electromagnetic heating laser ignition combustion chamber of claim 1, characterized in that: the combustion chamber (101) upper end has been seted up laser and has been penetrated window (101 a), combustion chamber (101) lateral part has been seted up optical fiber spectrum and has been gathered window (101 b), combustion chamber (101) lateral part optical fiber spectrum gathers window (101 b) lower extreme and has been seted up observation window (101 c) and combustion chamber (101) keep away from observation window (101 c) one side and has still seted up sample and get and send window (101 d) (101 d), laser igniter (102) shines combustion chamber (101) inside through laser and penetrates window (101 a).
3. The electromagnetically heated laser-ignited combustion chamber as claimed in claim 2, wherein: the side wall of the interior of the combustion chamber (101) is provided with a heat transfer rib plate (101 e), and one end, close to the pushing component (201), of the side part of the combustion chamber (101) is provided with an ash collecting groove (101 f).
4. The electromagnetic heating laser ignition combustion chamber of claim 2, characterized in that: the observation component (105) comprises a console (105 a) arranged on one side, adjacent to an observation window (101 c), of the combustion chamber (101), a high-speed camera (105 b) horizontally arranged at one end, close to the combustion chamber (101), of the console (105 a) and a fiber spectrometer (105 c) arranged at the upper end of the high-speed camera (105 b), the high-speed camera (105 b) detects the interior of the combustion chamber (101) through the observation window (101 c), and the fiber spectrometer (105 c) detects the interior of the combustion chamber (101) through a fiber spectrum acquisition window (101 b).
5. The electromagnetic heating laser ignition combustion chamber of claim 1, characterized in that: the pressure control part (104) comprises an air inlet pipe (104 a) arranged at the lower end of the combustion chamber (101), a pressure sensor (104 b) arranged at the side part of the air inlet pipe (104 a) and an exhaust pipe (104 c) arranged at one side, far away from the air inlet pipe (104 a), of the pressure sensor (104 b).
6. The electromagnetically heated laser-ignited combustion chamber as claimed in claim 1, wherein: push component (201) including set up in combustion chamber (101) lateral part and sample fetch and deliver window (101 d) complex sample anchor clamps (201 a), set up push rod (201 b) of keeping away from combustion chamber (101) one end in sample anchor clamps (201 a), install pawl (201 c) at push rod (201 b) lower extreme, set up reset spring (201 d) in pawl (201 c) outside and set up telescopic cylinder (201 e) of keeping away from combustion chamber (101) one end in push rod (201 b).
7. The electromagnetically heated laser-ignited combustion chamber as claimed in claim 1, wherein: the first rotating table (202) comprises a first ratchet wheel (202 a) matched with the pawl (201 c) and a printing table (202 b) arranged at the upper end of the first ratchet wheel (202 a), and a plurality of partition plates (202 c) are arranged at the upper end of the printing table (202 b).
8. The electromagnetically heated laser-ignited combustion chamber as claimed in claim 1 or 7, wherein: the second turntable (203) comprises a second ratchet wheel (203 a) arranged on the side part of the first turntable (202) and matched with the first ratchet wheel (202 a) and a sample table (203 b) arranged at the upper end of the second ratchet wheel (203 a), a plurality of sample grooves (203 c) are arranged at the upper end of the sample table (203 b), and the number of the sample grooves (203 c) is the same as that of the partition plates (202 c).
9. The electromagnetically heated laser-ignited combustion chamber as claimed in claim 1, wherein: the lifting component (302) comprises a supporting rod (302 a) vertically arranged at the side part of the electromagnetic heating control device (103), a cam sleeve rod (302 b) sleeved at the upper end of the supporting rod (302 a), a cam groove (302 c) arranged at the side part of the cam sleeve rod (302 b), a fixed rod (302 d) arranged at the side part of the supporting rod (302 a) and matched with the cam groove (302 c), and a lifting platform (302 e) arranged at the side part of the fixed rod (302 d) and matched with the cam sleeve rod (302 b),
wherein cam loop bar (302 b) is kept away from bracing piece (302 a) one end and is equipped with clamp platform (302 f), elevating platform (302 e) is including setting up at lift spout (302 g) of dead lever (302 d) lateral part, setting up in lift spout (302 g) go up and down to detain (302 h) and set up at the step motor of lift spout (302 g) lower extreme, go up and down to detain (302 h) one end and clamp platform (302 f) cooperation, the other end links to each other with step motor.
10. The electromagnetic heating laser ignition combustion chamber of claim 1 or 9, characterized in that: the clamping and stopping component (303) comprises a clamping and stopping rod (303 a) axially arranged at the upper end of the cam sleeve rod (302 b), a brush rod (303 b) arranged at the side part of the cam sleeve rod (302 b) at the lower end of the clamping and stopping rod (303 a), a clamp (303 d) arranged at one end of the clamping and stopping rod (303 a) far away from the cam sleeve rod (302 b) and an abutting rod (303 c) arranged on the same side of the pushing component (201) on the combustion chamber (101),
wherein clamp (303 d) articulated the setting and stopping pole (303 a) both sides clamping, clamp (303 d) upper end is close to articulated department and is equipped with clamping spring (303 e), it cooperates in two arm lock in clamp (303 d) upper end respectively to be equipped with two bolts on butt joint pole (303 c).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211083249.4A CN115420846A (en) | 2022-09-06 | 2022-09-06 | Electromagnetic heating laser ignition combustion chamber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211083249.4A CN115420846A (en) | 2022-09-06 | 2022-09-06 | Electromagnetic heating laser ignition combustion chamber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930258A (en) * | 2023-01-09 | 2023-04-07 | 南京谷贝电气科技有限公司 | Intelligent fire-fighting flame automatic ignition device |
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- 2022-09-06 CN CN202211083249.4A patent/CN115420846A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930258A (en) * | 2023-01-09 | 2023-04-07 | 南京谷贝电气科技有限公司 | Intelligent fire-fighting flame automatic ignition device |
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