CN114321975B - But continuous adjustment formula triggers little joule ignition - Google Patents
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- CN114321975B CN114321975B CN202210261058.6A CN202210261058A CN114321975B CN 114321975 B CN114321975 B CN 114321975B CN 202210261058 A CN202210261058 A CN 202210261058A CN 114321975 B CN114321975 B CN 114321975B
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Abstract
The invention relates to a continuously adjustable trigger micro-joule ignition device. The continuously adjustable trigger micro-joule ignition device comprises a support part and an output voltage adjustable power supply part, wherein the support part is connected with two groups of columnar electrode parts, the ends of the two groups of columnar electrode parts are oppositely arranged, the distance between the two groups of columnar electrode parts is adjustable, the support part is also connected with a parallel plate capacitor, the distance between the parallel plate capacitors is adjustable, the power supply end of the power supply part is respectively connected with a first resistance part and a second resistance part, the two ends of the parallel plate capacitor are respectively connected with the first resistance part and the second resistance part, and the two ends of the parallel plate capacitor are also respectively connected with the two groups of columnar electrode parts; the continuous adjustable trigger micro-joule ignition device can ensure that the energy provided by the artificial detonation simulated fuel steam completely meets the test standard requirements, and can obtain the accurate energy of sparks generated during ignition to ensure the test accuracy.
Description
Technical Field
The invention belongs to the technical field of ignition, and particularly relates to a continuously adjustable trigger micro-joule ignition device.
Background
When lightning is attached or conducted to the fuel system, the fuel system structure may generate sparks in the area where the fuel and air are mixed inside, forming an ignition source, thereby igniting fuel vapors inside the structure, causing a hazard. In the airplane lightning direct effect test, a fuel vapor ignition test is a test method for verifying an ignition source in a fuel system, and an explosion method is an ignition source detection method in the fuel vapor ignition test. In order to verify whether an ignition source exists in the fuel system structure, combustible mixed gas or fuel steam is filled into the sealed cavity before the test, if the ignition source does not exist in the sealed cavity after the test, an ignition device is required to generate micro-joule energy to artificially ignite the filled combustible mixed gas or fuel steam, and the filled combustible mixed gas or fuel steam is verified to meet the test requirements.
According to the test standard, the simulated fuel vapor is a mixture of hydrogen, acetylene, methane and other gases, and the combustible mixture is ignited with the minimum energy of about micro-joule. In order to identify the energy required to ignite the mixture during the test, it is necessary that the ignition device be able to obtain the precise amount of energy that needs to be generated upon ignition.
Disclosure of Invention
The present invention aims at solving the above problems and providing a continuously adjustable trigger microjoule ignition device with simple structure and reasonable design.
The invention realizes the purpose through the following technical scheme:
a continuously adjustable trigger microjoule ignition method comprises the steps that after a power supply end of a power supply part is respectively and electrically connected with a first resistor and a second resistor, the power supply end is electrically connected with two ends of a parallel plate capacitor, the two ends of the parallel plate capacitor are respectively connected with columnar electrode parts, the ends of two groups of columnar electrode parts are oppositely arranged, the two groups of columnar electrode parts are fixed, and the distance between the ends of the two groups of columnar electrode parts is obtained and recorded; the power supply component is adjustable in output voltage, the output voltage of the power supply component is adjusted, and the breakdown voltage of the columnar electrode component when the columnar electrode component breaks down the air gap is obtained and recorded; obtaining a gap between the parallel plates according with the requirements based on the target ignition energy and the recorded distance and breakdown voltage of the ends of the two groups of columnar electrode pieces; based on the parallel plate gap, the distance between the electrode plates of the parallel plate capacitor is adjusted, and then the micro joule ignition test is carried out.
As a further optimization of the invention, the distance between the ends of the two groups of cylindrical pole elements is between 1.5mm and 2.0 mm.
The utility model provides a but continuous adjustment formula triggers little joule ignition, includes a support and an output voltage adjustable power supply unit, the support is connected with two sets of column electrode spare, and is two sets of the end of column electrode spare sets up in opposite directions, and is two sets of distance between the column electrode spare is adjustable, the support still is connected with the parallel plate condenser, just distance between the parallel plate condenser is adjustable, the power end of power supply unit is connected with first resistance piece, second resistance piece respectively, the both ends of parallel plate condenser are connected with first resistance piece, second resistance piece respectively, the both ends of parallel plate condenser still respectively with two sets of the column electrode spare is connected.
As a further optimization scheme of the invention, an isolation plate is arranged between the columnar electrode element and the parallel plate capacitor, distance marks are arranged on two side faces of the isolation plate, the two side faces are a side face close to the columnar electrode element and a side face close to the parallel plate capacitor, and the two side faces are respectively set as a first plate face and a second plate face.
As a further optimization scheme of the invention, the first plate surface and the second plate surface are transparent, an acquisition lens which reciprocates up and down is arranged inside the isolation plate, and the acquisition lens acquires end images of the two groups of columnar electrode pieces and capacitance plate images of the parallel plate capacitor.
As a further optimization scheme of the invention, the center of the collecting lens is provided with an identification mark.
As a further optimization scheme of the invention, a driving assembly and a data acquisition assembly which linearly act are arranged inside the isolation plate, the data acquisition assembly comprises a shell member, the shell member is fixedly connected with the isolation plate, two sets of acquisition windows which are oppositely arranged are arranged on the outer surface of the shell member, the two sets of acquisition windows are arranged corresponding to the first plate surface and the second plate surface, the acquisition lens is positioned inside the shell member and is driven by the driving assembly to move up and down, and end images of the two sets of columnar electrode members and capacitance plate images of the parallel plate capacitor are acquired in real time.
As a further optimization scheme of the invention, the driving assembly comprises a motor assembly, a screw rod piece is fixedly connected to a driving end of the motor assembly, a trigger plate piece is rotatably connected to the outer surface of the screw rod piece, a moving block piece is further connected to the outer surface of the screw rod piece in a threaded manner, two groups of trigger plate pieces are respectively arranged at the up-down movement limit positions of the moving block piece, when the moving block piece is in contact with the trigger plate piece, the motor assembly reversely rotates, a connecting rod piece is fixedly connected to the outer surface of the moving block piece, a through groove is formed in the outer surface of the shell piece, the connecting rod piece penetrates through the through groove, the end of the connecting rod piece is connected with a sliding plate piece, and the connecting rod piece is located in the through groove and slides up and down.
As a further optimization scheme of the invention, the sliding plate member is positioned inside the outer shell member and slides up and down, the inner wall of the sliding plate member is fixedly connected with a clamping block member, the inner wall of the sliding plate member is also slidably connected with a rotating rod member, the outer surface of the rotating rod member is provided with a spiral groove, the clamping block member is inserted into the spiral groove, the upper end of the rotating rod member is fixedly connected with a rotating plate member, the outer surface of the rotating plate member is fixedly connected with two groups of oppositely arranged convex blocks, the surface of one group of convex blocks is provided with an inner groove member, the collecting lens is arranged in the inner groove member, the outer shell member is internally provided with a limiting sliding wall, the limiting sliding wall is positioned in the collecting window, the outer shell member is internally provided with a first rotating groove and a second rotating groove, and the first rotating groove and the second rotating groove are respectively positioned above and below the limiting sliding wall.
In a further optimized scheme of the invention, in the two groups of columnar electrode elements, the position of the lower columnar electrode element is fixed, the upper columnar electrode element is connected with a telescopic structure, the telescopic structure drives the columnar electrode element to be close to or far away from the other columnar electrode element, in the parallel plate capacitor, the position of the lower parallel plate is fixed, the upper parallel plate is connected with a telescopic structure, and the telescopic structure drives the parallel plate to be close to or far away from the other parallel plate.
The invention has the beneficial effects that: according to the invention, through multi-gap adjustment (discharge gap adjustment and energy storage capacitor adjustment), continuous adjustment of ignition energy and non-switching discrete quantity are realized, so that accurate energy value of actual ignition of combustible steam is obtained, and the possibility of test result deviation caused by overlarge switching quantity is avoided; the current-limiting resistor is arranged in the circuit, so that the discharge period is in the magnitude of seconds, and the system is discharged after being charged to the breakdown level; the grounding resistor is arranged to ensure that the stored energy of the parallel plate capacitor is completely transmitted to the breakdown air gap. The invention realizes the controllable and adjustable ignition energy of the ignition device, stabilizes the energy at the micro joule level and triggers continuously in the second level period, and reduces the capacitance value to increase the amplitude of the adjusting voltage, thus the adjustable range of the test is wider, the breakdown of the air gap is facilitated, the amplitude of the adjustable voltage is large, and the adjustable range is wide within a certain energy error. The ignition method and the ignition device can ensure that the energy provided by the artificially detonated simulated fuel steam completely meets the test standard requirements, and can also obtain the accurate energy of sparks generated during ignition, thereby ensuring the test accuracy.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the electrical configuration of the cylindrical electrode member, parallel plate capacitor and resistive member of the present invention;
FIG. 3 is a schematic diagram of the circuit configuration of the present invention in its overall use;
FIG. 4 is a schematic overall structure of another form of the invention;
FIG. 5 is a schematic structural view of the drive assembly of the present invention;
FIG. 6 is a schematic structural view of a data acquisition assembly of the present invention;
FIG. 7 is a schematic view of the inner rotating link of FIG. 6 after being actuated;
FIG. 8 is a schematic end view of a rotor plate member according to the present invention;
fig. 9 is a schematic diagram of an image sample captured by the capture lens of the present invention.
In the figure: 1. a bracket member; 2. a columnar electrode member; 3. a parallel plate capacitor; 4. a first resistive member; 5. a second resistive member; 6. a power supply element; 7. an isolation plate; 71. a first board surface; 72. a second board surface; 73. a drive assembly; 731. a motor assembly; 732. triggering a plate; 733. a screw member; 734. moving the block; 735. connecting rod pieces; 74. a data acquisition component; 741. a housing member; 742. collecting a window; 743. a first rotary groove; 744. a second rotary groove; 745. a restricting slide wall; 8. a slider member; 81. a rotating rod member; 82. a helical groove; 83. a block member; 84. a plate rotating member; 85. and (5) acquiring a lens.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, a method for triggering microjoule ignition by continuous adjustment includes electrically connecting the power end of a power supply element 6 to a first resistance element 4 and a second resistance element 5, respectively, and then to the two ends of a parallel plate capacitor 3, where the two ends of the parallel plate capacitor 3 are also connected to two columnar electrode elements 2, respectively, and the ends of the two groups of columnar electrode elements 2 are oppositely arranged and the two groups of columnar electrode elements 2 are fixed, so as to obtain and record the distance between the ends of the two groups of columnar electrode elements 2; the power supply component 6 is a power supply component with adjustable output voltage, the output voltage of the power supply component 6 is adjusted, and the breakdown voltage of the columnar electrode component 2 when the air gap is broken down is obtained and recorded; obtaining a gap between the parallel plates according with the requirements based on the target ignition energy and the recorded distance and breakdown voltage of the end parts of the two groups of columnar electrode pieces 2; based on the parallel plate gap, the distance between the electrode plates of the parallel plate capacitor 3 was adjusted, and then a microjoule ignition test was performed.
The distance between the ends of the two sets of cylindrical pole elements 2 is between 1.5mm and 2.0mm and this distance is recorded as d 1.
Specifically, referring to the circuit schematic diagrams of fig. 2 and fig. 3, (fig. 1 is a structural schematic diagram, in which a ground portion is not shown), the first resistance element 4 is generally 150G Ω, and a high resistance value prevents multiple discharges, so that a discharge period is of a second order, and the system is charged to a breakdown level before discharging; the resistance value of the second resistor 5 is 50M omega, and the second resistor is arranged between the breakdown air gap and the ground, so that the stored energy of the parallel plate capacitor is completely transmitted to the breakdown air gap.
In practical use, generally, the power supply element 6 is used for electrifying the columnar electrode elements 2, the voltage is increased until the air gaps between the columnar electrode elements 2 are just broken down, the voltage of the broken air gaps between the columnar electrode elements 2 is measured, the steps are repeated for 3 to 10 times, the breakdown voltage of each time is recorded, the average value is recorded as U, the target ignition energy is microjoule, and the formula Q =1/2 C.U is obtained according to the capacitance discharge energy2Calculate the requiredThe capacitance is marked as C, according to a capacitance calculation formula C = zeta S/delta of a parallel plate capacitor, the area of each metal plate is S, wherein zeta fixed dielectric constant is a fixed value, delta is a gap between the parallel plates, the upper and lower electrode plates of the parallel plate capacitor 3 in the figure 1 are respectively circular metal plates with radius r, the area of each metal plate is marked as S, the gap between the parallel plates which meets the requirement can be calculated and marked as d2, the distance between the electrode plates of the parallel plate capacitor 3 is adjusted based on d2, and the ignition energy between the columnar electrode pieces 2 can be confirmed to be the fixed value of target microjoule +/-10% through the adjusted device.
The method realizes continuous adjustable ignition energy and non-switching discrete quantity through multi-gap adjustable (adjustable discharge gap and adjustable energy storage capacitor), is beneficial to obtaining accurate energy value of actual ignition of combustible steam, and avoids the possibility of test result deviation caused by overlarge switching quantity; the current-limiting resistor is arranged in the circuit, so that the discharge period is in the magnitude of seconds, and the system is discharged after being charged to a breakdown level; the grounding resistor is arranged to ensure that the stored energy of the parallel plate capacitor is completely transmitted to the breakdown air gap. The invention realizes the controllable and adjustable ignition energy of the ignition device, stabilizes the energy at the micro joule level and triggers continuously in the second level period, and reduces the capacitance value to increase the amplitude of the adjusting voltage, thus the adjustable range of the test is wider, the invention is also beneficial to the breakdown of air gaps, the adjustable voltage amplitude is large, and the adjustable range is wide within a certain energy error. The ignition method and the ignition device can ensure that the energy provided by the artificial detonation simulated fuel steam completely meets the requirement of the test standard, and can also obtain the accurate energy of the spark generated during ignition, thereby ensuring the accuracy of the test.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 2, and 3, this embodiment provides a continuously adjustable trigger microjoule ignition device, including a support member 1 and a power supply member 6 with an adjustable output voltage, where the support member 1 is connected to two sets of columnar electrode members 2, ends of the two sets of columnar electrode members 2 are disposed in opposite directions, and a distance between the two sets of columnar electrode members 2 is adjustable, the support member 1 is further connected to a parallel plate capacitor 3, and a distance between the parallel plate capacitors 3 is adjustable, power supply ends of the power supply member 6 are respectively connected to a first resistance member 4 and a second resistance member 5, two ends of the parallel plate capacitor 3 are respectively connected to the first resistance member 4 and the second resistance member 5, and two ends of the parallel plate capacitor 3 are further respectively connected to the two sets of columnar electrode members 2.
In the present embodiment, the support member 1 is actually an insulating support, which is formed by bonding epoxy plates and is divided into an upper surface, a lower surface, a middle left half area and a middle right half area, wherein a first resistance member 4 is mounted on the upper surface of the insulating support, and a second resistance member 5 is mounted on the lower surface of the insulating support; placing a parallel plate capacitor 3 in the middle right half area of the insulating bracket; the parallel plate capacitor 3 is composed of a pair of round metal plates and is fixed on the insulating bracket through screws; a pair of columnar electrode pieces 2 are arranged in the left half area in the middle of the insulating support; the columnar electrode piece 2 is fixed on the insulating support through tapping and is fixed by a nut, and the distance between the columnar electrodes can be adjusted through threads.
The insulating support, two sets of resistance pieces, parallel plate capacitor 3 and columnar electrode piece 2 constitute the ignition device body jointly, through the wire with the ignition device body with charging power supply 6 is connected, realizes ignition device through control power supply 6 and charges and can discharge.
Example 3
On the basis of embodiment 2, as shown in fig. 4 to 9, this embodiment provides a continuously adjustable trigger microjoule ignition device, which includes a support member 1 and a power supply member 6 with an adjustable output voltage, where the support member 1 is connected to two sets of columnar electrode members 2, ends of the two sets of columnar electrode members 2 are oppositely disposed, a distance between the two sets of columnar electrode members 2 is adjustable, the support member 1 is further connected to a parallel plate capacitor 3, the distance between the parallel plate capacitors 3 is adjustable, power supply terminals of the power supply member 6 are respectively connected to a first resistance member 4 and a second resistance member 5, two ends of the parallel plate capacitor 3 are respectively connected to the first resistance member 4 and the second resistance member 5, two ends of the parallel plate capacitor 3 are also respectively connected to the two sets of columnar electrode members 2, a separation plate 7 is disposed between the columnar electrode members 2 and the parallel plate capacitor 3, the two side faces of the isolation plate 7 are provided with distance marks, the two side faces are a side face close to the columnar electrode element 2 and a side face close to the parallel plate capacitor 3, and the two side faces are respectively provided with a first plate face 71 and a second plate face 72.
Further, the first plate surface 71 and the second plate surface 72 are transparent, the isolating plate 7 is provided inside with a collecting lens 85 which reciprocates up and down, and the collecting lens 85 collects end images of the two groups of columnar electrode elements 2 and capacitance plate images of the parallel plate capacitor 3.
In the above scheme, the distance between the cylindrical electrode element 2 and the parallel plate capacitor 3 can be adjusted by any existing method, without affecting the actual circuit energization, the image acquisition is performed on the cylindrical electrode element 2 and the parallel plate capacitor 3 through the transparent plate surface and the acquisition lens 85 in the transparent plate surface, and the actual distance between the two electrode elements and the actual distance between the parallel plates are determined based on the distance identification.
In order to improve the recognition accuracy, based on the principle of three points and one line, a recognition mark is disposed at the center of the capture lens 85, and the recognition mark may be a point mark or a horizontal line marked.
Further, a driving assembly 73 and a data acquisition assembly 74 which linearly move are arranged inside the isolation plate 7, the data acquisition assembly 74 includes an outer shell 741, the outer shell 741 is fixedly connected with the isolation plate 7, two sets of acquisition windows 742 which are oppositely arranged are arranged on the outer surface of the outer shell 741, the two sets of acquisition windows 742 are arranged corresponding to the first plate 71 and the second plate 72, the acquisition lens 85 is located inside the outer shell 741, and is driven by the driving assembly 73 to move up and down, so that end images of the two sets of columnar electrode elements 2 and capacitance plate images of the parallel plate capacitor 3 are acquired in real time.
The driving assembly 73 includes a motor assembly 731, a screw member 733 is fixedly connected to a driving end of the motor assembly 731, a trigger plate 732 is rotatably connected to an outer surface of the screw member 733, a moving block 734 is further connected to the outer surface of the screw member 733 in a threaded manner, the number of the trigger plate 732 is two, the trigger plate 732 is respectively arranged at an up-down movement limit position of the moving block 734, when the moving block 734 contacts the trigger plate 732, the motor assembly 731 rotates in a reverse direction, a connecting rod 735 is fixedly connected to the outer surface of the moving block 734, a through groove is formed in the outer surface of the outer shell 741, the connecting rod 735 penetrates through the through groove, and the end of the connecting rod is connected with a sliding plate 8, and the connecting rod 735 is located in the through groove and slides up and down. The motor assembly 731 may be a motor capable of rotating forward and backward, such as a servo motor, and a pressure button is disposed on the surface of the trigger plate 732, so that when the movable block 734 contacts with the pressure button, the motor is controlled to rotate backward, thereby driving the movable block 734 to reciprocate up and down.
Further, the slide plate member 8 is positioned inside the outer shell member 741 to slide up and down, the inner wall of the slide plate member 8 is fixedly connected with a block member 83, the inner wall of the sliding plate member 8 is also connected with a rotating rod member 81 in a sliding way, the outer surface of the rotating rod member 81 is provided with a spiral strip groove 82, the block piece 83 is inserted into the spiral groove 82, the upper end of the rotating rod piece 81 is fixedly connected with a rotating plate piece 84, the outer surface of the rotating plate piece 84 is fixedly connected with two sets of oppositely arranged lugs, wherein the surface of one group of the convex blocks is provided with an inner groove piece, the collecting lens 85 is arranged in the inner groove piece, the inside of the housing member 741 is provided with a restricting slide wall 745, the restricting slide wall 745 being located within the collecting window 742, the housing 741 further defines a first slot 743 and a second slot 744 therein, the first rotation groove 743 and the second rotation groove 744 are respectively located at upper and lower positions of the restricting slide wall 745. In this embodiment, only one set of capture lenses 85, i.e., camera assemblies, is employed to capture the corresponding images.
In order to improve the acquisition efficiency and shorten the moving distance of the acquisition lens 85, the following form is adopted: in two sets of column electrode spare 2, be located the below the position of column electrode spare 2 is fixed, be located the top column electrode spare 2 is connected with extending structure, extending structure drive this column electrode spare 2 is close to or keeps away from another column electrode spare in the parallel plate capacitor 3, the parallel plate position that is located the below is fixed, and the parallel plate that is located the top is connected with extending structure, extending structure drive this parallel plate is close to or keeps away from another parallel plate. In the present embodiment, a telescopic structure is adopted to adjust the cylindrical electrode element 2 and the parallel plates disposed above.
It should be noted that, when the continuously adjustable trigger microjoule ignition device is used, the motor assembly 731 drives the screw 733 to rotate, so as to drive the moving block 734 to move upwards, the moving block 734 drives the sliding plate 8 to move upwards through the connecting rod 735, the sliding plate 8 drives the rotating rod 81, the rotating plate 84 and the collecting lens 85 to move upwards through the block 83 inserted in the spiral groove 82, the collecting lens 85 collects an image through the collecting window 742, after the rotating plate 84 enters the second rotating groove 744, the sliding plate 8 continues to move upwards, the block 83 is matched with the spiral groove 82, the rotating plate 84 rotates, so that the collecting lens 85 rotates to the collecting window 742 on the side, at this time, the moving block 734 contacts the trigger plate 732, the motor assembly 731 rotates reversely, so as to drive the moving block 734 to move downwards, in this process, the collecting lens 85 collects an image through the collecting window 742 on the other side, until the rotating plate member 84 enters the first rotating groove 743, the moving block member 734 continues to move downwards, the rotating rod member 81 and the rotating plate member 84 rotate to reset the acquisition lens 85, the whole device is convenient for multiple times of test adjustment and use, the problem of manual measurement after the adjustment of the columnar electrode member 2 and the parallel plate capacitor 3 is solved, the experimental personnel can conveniently acquire distance data remotely, and the test safety is improved.
In actual use, the device can be used together with a control machine and a display screen, the display screen is used for observation of testers, the control machine is used for controlling various electric parts in the device, and the control machine can be a single chip microcomputer or other control machines.
In the description of the present invention, it is to be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (3)
1. A continuously adjustable trigger micro-joule ignition device is characterized by comprising a support member and an output voltage adjustable power supply member, wherein the support member is connected with two groups of columnar electrode members, the ends of the two groups of columnar electrode members are oppositely arranged, the distance between the two groups of columnar electrode members is adjustable, the support member is also connected with a parallel plate capacitor, the distance between the parallel plate capacitors is adjustable, the power supply end of the power supply member is respectively connected with a first resistance member and a second resistance member, the two ends of the parallel plate capacitor are respectively connected with the first resistance member and the second resistance member, and the two ends of the parallel plate capacitor are respectively connected with the two groups of columnar electrode members; an isolation plate is arranged between the columnar electrode piece and the parallel plate capacitor, distance marks are arranged on two side faces of the isolation plate, the two side faces are a side face close to the columnar electrode piece and a side face close to the parallel plate capacitor, and the two side faces are respectively arranged as a first plate face and a second plate face; the first plate surface and the second plate surface are transparent, an acquisition lens which can reciprocate up and down is arranged in the isolation plate, and the acquisition lens acquires end images of the two groups of columnar electrode pieces and capacitance plate images of the parallel plate capacitor; the device comprises an isolation plate, a drive assembly and a data acquisition assembly, wherein the isolation plate is internally provided with a linear motion drive assembly and a data acquisition assembly, the data acquisition assembly comprises a shell member, the shell member is fixedly connected with the isolation plate, the outer surface of the shell member is provided with two sets of acquisition windows which are oppositely arranged, the two sets of acquisition windows are arranged corresponding to a first plate surface and a second plate surface, and an acquisition lens is positioned in the shell member and is driven by the drive assembly to move up and down to acquire end images of two sets of columnar electrode members and capacitive plate images of a parallel plate capacitor in real time; the driving assembly comprises a motor assembly, a screw rod piece is fixedly connected to the driving end of the motor assembly, a trigger plate piece is rotatably connected to the outer surface of the screw rod piece, moving block pieces are further connected to the outer surface of the screw rod piece in a threaded mode, the two groups of trigger plate pieces are arranged at the up-down movement limit positions of the moving block pieces respectively, when the moving block pieces are in contact with the trigger plate pieces, the motor assembly rotates reversely, a connecting rod piece is fixedly connected to the outer surface of the moving block pieces, a through groove is formed in the outer surface of the shell piece, the connecting rod piece penetrates through the through groove, the end of the connecting rod piece penetrating through the through groove is connected with a sliding plate piece, and the connecting rod piece is located in the through groove and slides up and down; the utility model discloses a take the structure of collection window, including shell spare, slide spare, inner wall fixedly connected with fixture block spare, slide spare, the inner wall of slide spare still sliding connection have the runner piece, the surface of runner piece is provided with the spiral groove, fixture block spare inserts in the spiral groove, the upper end fixedly connected with runner piece of runner piece, runner piece's surface fixedly connected with two sets of lugs that set up relatively, one of them is a set of the inner trough piece has been seted up on the surface of lug, the collection camera lens sets up in the inner trough piece, the inside of shell spare is provided with the restriction gliding wall, the restriction gliding wall is located in the collection window, first keyway and second keyway have still been seted up to the inside of shell spare, first keyway and second keyway are located respectively the upper and lower position department of restriction gliding wall.
2. The continuously adjustable, triggered microjoule ignition device of claim 1, wherein: and the center of the acquisition lens is provided with an identification mark.
3. A continuously adjustable, triggered microjoule ignition device according to any of claims 1-2, characterized by: in the two groups of columnar electrode pieces, the lower columnar electrode piece is fixed, the upper columnar electrode piece is connected with a telescopic structure, the telescopic structure drives the columnar electrode piece to be close to or far away from the other columnar electrode piece, in the parallel plate capacitor, the lower parallel plate is fixed, the upper parallel plate is connected with the telescopic structure, and the telescopic structure drives the parallel plate to be close to or far away from the other parallel plate.
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| CN202210261058.6A CN114321975B (en) | 2022-03-17 | 2022-03-17 | But continuous adjustment formula triggers little joule ignition |
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| CN202210261058.6A CN114321975B (en) | 2022-03-17 | 2022-03-17 | But continuous adjustment formula triggers little joule ignition |
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| CN114321975B true CN114321975B (en) | 2022-06-03 |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1457616A1 (en) * | 1963-05-08 | 1969-11-13 | Rowenta Werke Gmbh | Gas lighter with spark ignition |
| CN101452028A (en) * | 2007-12-04 | 2009-06-10 | 北京卫星环境工程研究所 | Electrode container and electrostatic discharge simulation source device containing the container |
| FR2972756B1 (en) * | 2011-03-14 | 2014-01-31 | Total Sa | ELECTRICAL FRACTURATION OF A RESERVOIR |
| CN202352203U (en) * | 2011-11-16 | 2012-07-25 | 韩禹舜 | Motion observation instrument for charged particle in electric field |
| CN104848255A (en) * | 2015-05-29 | 2015-08-19 | 安徽工业大学 | Split type high-voltage arc ignition device for experiment |
| CN107355817B (en) * | 2017-07-20 | 2019-06-04 | 西安爱邦电磁技术有限责任公司 | A kind of low energy single electric spark production method |
| US10738754B2 (en) * | 2017-09-26 | 2020-08-11 | The Boeing Company | Rapid sample ignition test system |
| US10608418B2 (en) * | 2018-02-19 | 2020-03-31 | The Boeing Company | Spark-based combustion test system |
| CN112128798A (en) * | 2020-09-27 | 2020-12-25 | 上海交通大学 | Ignition device with controllable energy, pulse width and frequency |
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2022
- 2022-03-17 CN CN202210261058.6A patent/CN114321975B/en active Active
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