CN114324200B - Simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment - Google Patents
Simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment Download PDFInfo
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- CN114324200B CN114324200B CN202210010392.4A CN202210010392A CN114324200B CN 114324200 B CN114324200 B CN 114324200B CN 202210010392 A CN202210010392 A CN 202210010392A CN 114324200 B CN114324200 B CN 114324200B
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- 238000004088 simulation Methods 0.000 title claims abstract description 79
- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- 230000000712 assembly Effects 0.000 claims abstract description 22
- 238000000429 assembly Methods 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 67
- 238000009792 diffusion process Methods 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000012806 monitoring device Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Abstract
The invention discloses a simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment, which comprises a simulation cylinder, wherein push plates with light-transmitting glass are arranged at two ends of the simulation cylinder, a notch turntable is arranged on the outer end face of the push plates, a circuit formed by a wire serial power supply, an electromagnet and a trigger switch is arranged in the push plates, the push plates which are arranged in a sliding way are fixedly connected with two slide bars, a plurality of unidirectional pawl assemblies are arranged on the slide bars at intervals, the inner wall of the simulation cylinder is connected with an exhaust hole and an air inlet hole, a ratchet is fixedly connected with a rotating column, and baffle plates are fixedly connected with the rotating column.
Description
Technical Field
The invention relates to the technical field of tail gas monitoring, in particular to a simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment.
Background
In the actual monitoring of road, not simply carry out direct monitoring to gas, the vehicle can pass through the monitoring light path earlier, and the vehicle body blocks the monitoring light path this moment, and after whole automobile body passed through, monitoring facilities just can form complete monitoring light path and monitor the tail gas composition that the vehicle left. The running speed of the vehicle is high, so that the tail gas left by the vehicle quickly passes through a monitoring light path, the tail gas monitoring time of the monitoring equipment is short, and whether the tail gas information acquired by the monitoring equipment in a short time is correct cannot be judged. Therefore, there is an urgent need for a simulation calibration apparatus for simulating the rapid passing of exhaust gas through a monitoring apparatus, so as to verify whether the monitoring apparatus can collect correct exhaust gas information in a short time.
Disclosure of Invention
The invention aims to provide an analog calibration device and motor vehicle tail gas remote sensing monitoring equipment so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a simulation calibrating device, includes a simulation section of thick bamboo, simulation section of thick bamboo both ends slip respectively, fixedly provided with push pedal, and fixedly connected with elasticity connecting rod between two push pedals, and two push pedals all correspond and set up inside transparent glass's observation through-hole, the outer terminal surface rotation of push pedal is provided with the breach carousel, and the outer terminal surface of push pedal has seted up the rotation slot, the rotation inserted bar of breach carousel fixedly connected with insertion rotation slot, stretch out in the simulation section of thick bamboo and have the axis of rotation that passes push pedal, breach carousel, and offered the draw-in groove in the axis of rotation, breach carousel fixedly connected with slides the fixture block of stretching into the draw-in groove;
the rotary slot is connected with an extrusion arc groove positioned beside the observation through hole, an extrusion arc plate extending into the rotary slot is slidably arranged in the extrusion arc groove, an elastic connecting plate is fixedly connected between the extrusion arc plate and the inner wall of the extrusion arc groove, one end of the extrusion arc plate far away from the rotary slot is fixedly connected with an extrusion push rod, a circuit formed by a wire serial power supply, an electromagnet and a trigger switch is arranged in the push plate, electromagnetic ferromagnetism on the two push plates is absorbed mutually, the trigger switch comprises a sliding power connection plate fixedly connected onto the extrusion push rod and a fixedly arranged fixed power connection plate, and the sliding power connection plate is positioned between the extrusion push rod and the fixedly connected power connection plate;
the utility model provides a push pedal fixedly connected with that slides the push pedal that sets up two slide bars that pass the push pedal of fixed setting, and the interval sets up a plurality of unidirectional pawl subassemblies on the slide bar, simulation section of thick bamboo inner wall connection has exhaust hole, the inlet port that is close to the terminal surface department in the fixed push pedal that sets up, and exhaust hole, the one end that simulation section of thick bamboo inner wall was kept away from to the inlet port communicates respectively has tail gas diffusion section of thick bamboo, tail gas delivery case, be provided with two sets of rotating assembly in the simulation section of thick bamboo, and rotating assembly is including rotating the spliced pole that sets up and the fixed block that sets up, and rotate post fixedly connected with and unidirectional pawl subassembly complex ratchet, and rotate post and fixed block between fixedly connected with elasticity reset lever, two the baffle that rotates post all fixedly connected with blocks exhaust hole or inlet port, slide the push pedal that sets up to be close to the baffle that the fixed setting of fixed setting makes unidirectional pawl subassembly drive the baffle that blocks the exhaust hole rotates, and the push pedal that slides the setting moves to keeping away from the fixed setting makes unidirectional pawl subassembly drive the baffle that blocks the inlet port and rotate.
Preferably, one end of the rotating shaft is mounted on the output end of the driving motor.
Preferably, a motor fixing block is fixedly connected between the driving motor and the simulation cylinder.
Preferably, the rotation slot is connected with a limit groove, and the rotation inserted bar passes through the rotation slot and stretches into the limit groove, and one end of the rotation inserted bar stretching into the limit groove is fixedly connected with a limit block.
Preferably, one end of the extrusion arc groove far away from the rotary slot is communicated with a trigger switch groove, and the extrusion push rod slides into the trigger switch groove, one end of the extrusion push rod extending into the trigger switch groove is fixedly connected with the sliding electric connection plate, and the fixed electric connection plate is fixedly connected on the inner wall of the trigger switch groove far away from the extrusion arc groove.
Preferably, the slide bar is provided with a plurality of mounting grooves for placing the unidirectional pawl assemblies, the unidirectional pawl assemblies comprise unidirectional pawls which are rotationally connected with the inner wall of the mounting groove through rotating the idler wheels, the unidirectional pawls are attached to the inner wall of one end of the mounting groove, and a pawl elastic connecting rod is fixedly connected between the unidirectional pawls and the inner wall of the mounting groove.
Preferably, the push plate is fixedly arranged without a circuit formed by a lead serial power supply, an electromagnet and a trigger switch, and the inner end surface of the push plate is fixedly arranged with an iron block.
Preferably, two ends of the extrusion arc plate extend into the extrusion arc groove in an inclined manner along the direction away from each other.
A motor vehicle tail gas remote sensing monitoring device adopts the simulation calibration device to perform simulation calibration.
Compared with the prior art, the invention has the beneficial effects that:
according to the simulation calibration device and the motor vehicle tail gas remote sensing monitoring equipment, through the matching arrangement of the notch turntable and the light-transmitting glass, the time period for the tail gas left by a vehicle to pass through a monitoring light path in actual application is simulated, whether the monitoring equipment can obtain an accurate monitoring result in a short time is judged, and through the matching arrangement of the unidirectional pawl assembly, the rotating column, the baffle plate, the tail gas conveying box and the tail gas diffusion cylinder, the tail gas diffusion process is simulated, new tail gas for simulation is timely fed in, and the effect of simulating the tail gas emission for multiple times is achieved.
Drawings
FIG. 1 is a three-dimensional schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a notched turntable of the present invention without blocking light-transmitting glass;
FIG. 3 is a schematic view of a notched turntable blocking light transmitting glass in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of a pusher plate according to the present invention;
FIG. 5 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 6 is a schematic cross-sectional view of section A of FIG. 5;
FIG. 7 is a schematic view of the sliding push plate of the present invention moving toward a stationary push plate;
FIG. 8 is an enlarged schematic view of the structure of the area B in FIG. 7;
FIG. 9 is an enlarged schematic view of the structure of the region C in FIG. 7;
FIG. 10 is a schematic view of the sliding push plate of the present invention moving away from a stationary push plate;
fig. 11 is an enlarged schematic view of the structure of the D area in fig. 10.
In the figure: the simulation device comprises a simulation cylinder 1, a push plate 2, a rotation slot 201, a squeezing arc slot 202, a limit slot 203, a trigger switch slot 204, an elastic connecting rod 3, 4 transparent glass, a 5-notch rotary table, a rotation inserting rod 6, a rotation shaft 7, a clamping slot 71, a clamping block 8, a squeezing arc plate 9, an elastic connecting plate 10, a squeezing push rod 11, a lead 12, a power supply 13, an electromagnet 14, a sliding power connection plate 15, a fixed power connection plate 16, a 17-slide rod 171, a mounting slot 18, a rotation column 19, a fixed block 20, an elastic reset rod 21, a baffle 22, an exhaust hole 23, an air inlet 24, a tail gas diffusion cylinder 25, a tail gas delivery box 26, a driving motor 27, a motor fixed block 28, a limit block 29, a 30 unidirectional pawl 31 rotation roller and a 32 pawl elastic connecting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11, the present invention provides a technical solution:
a simulation calibration device comprises a simulation cylinder 1 with openings at the left end and the right end, wherein a push plate 2 is slidably arranged at the opening at the left end of the simulation cylinder 1, the opening at the right end of the simulation cylinder 1 is fixedly provided with another push plate 2, tail gas for simulation with known concentration enters the inner area of the simulation cylinder 1 between the two push plates 2 for simulation monitoring, an elastic connecting rod 3 is fixedly connected between the two push plates 2, the two push plates 2 are correspondingly provided with observation through holes in which high-transmittance transparent glass 4 is arranged, the two transparent glass 4 are aligned, monitoring light enters the simulation cylinder 1 through the transparent glass 4 on the right end push plate 2, the monitoring light passes through tail gas for simulation in the simulation cylinder 1 and leaves the simulation cylinder 1 through the transparent glass 4 on the left end push plate 2, the light leaving the simulation cylinder 1 enters a spectrometer for spectrum analysis, judging whether the monitoring result of the monitoring equipment is accurate or not according to the comparison of the concentration of each component of the gas obtained by analysis of the spectrometer and the concentration of each component of the actual gas, rotating the outer end surfaces of the two push plates 2, wherein the two notch rotary plates 5 are rotated on the outer end surfaces of the push plates 2 together, the notch rotary plates 5 block the transparent glass 4 so that the monitoring light cannot enter the simulation cylinder 1, when the notch rotary plates 5 rotate to align the notch positions of the notch rotary plates with the transparent glass 4, the monitoring light enters the simulation cylinder 1 through the transparent glass 4 on the right push plate 2 and leaves the simulation cylinder 1 through the transparent glass 4 on the left push plate 2, the monitoring time of the monitoring light for simulating tail gas in the process of rotating the notch rotary plates 5 for one circle is changed, the time for simulating the tail gas left by the vehicle in actual application to pass through a monitoring light path is changed, judging whether the monitoring equipment can obtain accurate monitoring results in a short time, rotating the notch turntable 5 for a plurality of circles to obtain a plurality of simulation results, uniformly analyzing the plurality of simulation results, and avoiding the problem that a single error affects judgment;
the outer terminal surface of push pedal 2 has been seted up and has been rotated slot 201, and rotate slot 201 for the ring shape and run through the observation through-hole, the rotation inserted bar 6 of rotation slot 201 is inserted to breach carousel 5 fixedly connected with, rotate inserted bar 6 and slide in rotation slot 201, it is spacing to lead to the rotation course of breach carousel 5, improve the stability of breach carousel 5 rotation course, rotation slot 201 is connected with spacing groove 203, and rotate inserted bar 6 and pass rotation slot 201 and stretch into in the spacing groove 203, the one end fixedly connected with stopper 29 of rotation inserted bar 6 stretching into spacing groove 203, stopper 29 can't leave spacing groove 203 and get into in the rotation slot 201, realize the location effect to rotation inserted bar 6, avoid rotating inserted bar 6 to drop from push pedal 2 outer terminal surface, improve the stability of breach carousel 5 rotation course
The simulation cylinder 1 is internally and horizontally provided with a rotating shaft 7, the rotating shaft 7 passes through the push plate 2 and the notch turnplates 5 and extends out of the simulation cylinder 1, four clamping grooves 71 extending along the axial direction of the rotating shaft 7 are symmetrically formed in the rotating shaft 7, the notch turnplates 5 are fixedly connected with four clamping blocks 8 which slide one by one and extend into the clamping grooves 71, in the left-end push plate 2 sliding process, the clamping blocks 8 on the notch turnplates 5 at the left end slide on the clamping grooves 71, the rotating shaft 7 drives the notch turnplates 5 to rotate together through the matching arrangement of the clamping blocks 8 and the clamping grooves 71, the left end of the rotating shaft 7 is mounted at the output end of the driving motor 27, the driving motor 27 drives the rotating shaft 7 to rotate, so that the two notch turnplates 5 are driven to rotate together, the rotation angular speed of the rotating shaft 7 is changed through changing the output power of the driving motor 27, the rotation angular speed of the notch turnplates 5 is changed, and a motor fixing block 28 is fixedly connected between the driving motor 27 and the simulation cylinder 1, and the motor fixing block 28 is used for fixing the driving motor 27, so that the stability of the working process of the driving motor 27 is improved;
the rotary slot 201 is connected with an extrusion arc groove 202 positioned beside the observation through hole, the notch of the notch turntable 5 passes through the observation through hole and then passes through a rotary slot 201 area communicated with the extrusion arc groove 202, an extrusion arc plate 9 extending into the rotary slot 201 is arranged in the extrusion arc groove 202 in a sliding manner, an elastic connecting plate 10 is fixedly connected between the extrusion arc plate 9 and the inner wall of the extrusion arc groove 202, the extrusion arc plate 9 extends into the rotary slot 201 under the elastic support of the elastic connecting plate 10, the rotary plunger 6 passes through a rotary slot 201 area communicated with the extrusion arc groove 202 under the rotation drive of the notch turntable 5, the rotary plunger 6 presses the extrusion arc plate 9, the elastic connecting plate 10 is compressed, the extrusion arc plate 9 extends into the rotary slot 201 again under the elastic action of the elastic connecting plate 10 after the rotary plunger 6 leaves the rotary slot 201 area communicated with the extrusion arc groove 202, the two ends of the extrusion arc plate 9 extend into the extrusion arc groove 202 in an inclined manner along the mutual distance direction, the end of the extrusion arc plate 9 is provided with a push rod 6 which is convenient to press the rotary plunger 9, and one end of the push rod 9 is driven to move along with the extrusion arc 11, and the push rod 11 moves along with the extrusion arc groove;
the push plate 2 is internally provided with a circuit formed by connecting a power supply 13, an electromagnet 14 and a trigger switch in series, the electromagnet 14 is inlaid on the inner end face of the push plate 2, the electromagnets 14 on the two push plates 2 are attracted magnetically, when the electromagnet 14 is electrified, the push plate 2 at the left end slides towards the push plate 2 close to the right end under the magnetic attraction of the electromagnet 14, the elastic connecting rod 3 is compressed, when the electromagnet 14 is powered off, the push plate 2 at the left end slides towards the push plate 2 far away from the right end under the elastic action of the elastic connecting rod 3 to reset, the trigger switch comprises a sliding power-connection plate 15 and a fixed power-connection plate 16 which are arranged at intervals, one end of the extrusion arc groove 202 far away from the rotary slot 201 is communicated with a trigger switch groove 204, the extrusion push rod 11 slides into the trigger switch groove 204, one end of the extrusion push rod 11 extending into the trigger switch groove 204 is fixedly connected with the sliding power-connection plate 15, the fixed connection electric plate 16 is fixedly connected on the inner wall of the trigger switch groove 204 far away from the extrusion arc groove 202, the sliding connection electric plate 15 is positioned between the extrusion push rod 11 and the fixed connection electric plate 16, when the rotary plunger 6 does not pass through the rotary slot 201 area communicated with the extrusion arc groove 202, the extrusion arc plate 9 is kept stable, the sliding connection electric plate 15 is driven by the extrusion push rod 11 to leave the fixed connection electric plate 16, the sliding connection electric plate 15 is separated from the fixed connection electric plate 16, the trigger switch is disconnected, the electromagnet 14 is not electrified, when the rotary plunger 6 passes through the rotary slot 201 area communicated with the extrusion arc groove 202, the rotary plunger 6 forces the extrusion arc plate 9 to move towards the direction approaching the elastic connection electric plate 10, the extrusion arc plate 9 drives the sliding connection electric plate 15 to move towards the direction approaching the fixed connection electric plate 16 through the extrusion push rod 11, the sliding connection electric plate 15 is electrically connected with the fixed connection electric plate 16, the trigger switch is closed, after the electromagnet 14 is electrified and the rotary inserted rod 6 leaves the region of the rotary slot 201 communicated with the extrusion arc groove 202, the extrusion arc plate 9 is reset under the elastic action of the elastic connecting plate 10, so that the sliding power connection plate 15 and the fixed power connection plate 16 are separated again;
the inner wall of the simulation cylinder 1 is connected with an exhaust hole 23 and an air inlet hole 24 which are close to the inner end surface of the fixedly arranged push plate 2, the exhaust hole 23 and the air inlet hole 24 are arranged at intervals up and down, one ends of the exhaust hole 23 and the air inlet hole 24, which are far away from the inner wall of the simulation cylinder 1, are respectively communicated with a tail gas diffusion cylinder 25 and a tail gas conveying box 26, the push plate 2 at the left end slides rightwards and extrudes the simulation tail gas in the simulation cylinder 1, so that the simulation tail gas enters the tail gas diffusion cylinder 25 through the exhaust hole 23, the simulation tail gas diffuses in the tail gas diffusion cylinder 25 to simulate the process of tail gas emission, the simulation monitoring of the tail gas diffusion process is realized, the simulation tail gas with known concentration is stored in the tail gas conveying box 25, and an air pump for conveying gas is arranged in the tail gas conveying box 25, and the simulation tail gas in the tail gas conveying box 25 enters the simulation cylinder 1 through the air inlet hole 24, and the simulation monitoring of the tail gas is realized;
the push plate 2 which is arranged in a sliding way is fixedly connected with two slide bars 17 which face left and right, the slide bars 17 slide through the slide bars 17 of the push plate 2 which are fixedly arranged, the two slide bars 17 are arranged at intervals up and down, a plurality of unidirectional pawl assemblies are arranged on any one slide bar 17 at intervals along the axial direction of the slide bars, two groups of rotating assemblies which are arranged at intervals up and down are arranged in the simulation cylinder 1, the rotating assemblies comprise rotating columns 18 and fixed blocks 20, the rotating columns 18 are rotationally connected onto the inner wall of the simulation cylinder 1, the fixed blocks 20 are fixedly connected onto the inner wall of the simulation cylinder 1, the rotating columns 18 are fixedly connected with a ratchet 19 matched with the unidirectional pawl assemblies, an elastic reset rod 21 is fixedly connected between the rotating columns 18 and the fixed blocks 20, the two rotating columns 18 are fixedly connected with baffle plates 22, the baffle plates 22 of the rotating columns 18 are stably supported by the elastic reset rod 21, the baffle plates 22 of the upper rotating columns 18 block the exhaust holes 23, and the baffle plates 22 of the lower rotating columns 18 block the air inlets 24;
when the push plate 2 at the left end slides rightwards to squeeze tail gas for simulation, the slide bar 17 slides rightwards under the drive of the push plate 2 at the left end, so that the unidirectional pawl assemblies on the slide bar 17 pass through the rotating column 18 one by one, the unidirectional pawl assemblies on the upper slide bar 17 are matched with the ratchets 19 on the upper rotating column 18, so that the upper rotating column 18 rotates, the baffle plate 22 is driven to leave the exhaust holes 23 by the rotation of the upper rotating column 18, the tail gas for simulation in the simulation cylinder 1 enters the tail gas diffusion cylinder 25 through the exhaust holes 23, the elastic reset rod 21 is elastically deformed by the rotation of the rotating column 18, after the unidirectional pawl assemblies leave the ratchets 19, the rotating column 18 reversely rotates and resets under the elastic effect of the elastic reset rod 21, so that the baffle plate 22 again blocks the exhaust holes 23, the unidirectional pawl assemblies below can not drive the rotating column 18 below, the baffle plate 22 always blocks the air inlet holes 24, when the push plate 2 at the left end slides leftwards to reset, the slide bar 17 slides leftwards under the drive of the push plate 2 at the left end, so that the unidirectional pawl assemblies on the slide bar 17 pass through the rotating column 18 one by one, the unidirectional pawl assemblies on the lower slide bar 17 are matched with the ratchets 19 on the lower rotating column 18, the lower rotating column 18 rotates to drive the baffle plate 22 to leave the air inlet 24, so that the tail gas for simulation in the tail gas delivery box 25 enters the simulation cylinder 1 through the air inlet 24, the rotating column 18 rotates to enable the elastic reset rod 21 to elastically deform, the rotating column 18 reversely rotates to reset under the elastic action of the elastic reset rod 21 after the unidirectional pawl assemblies leave the ratchets 19, so that the baffle plate 22 blocks the air inlet 24 again, and the unidirectional pawl assemblies above cannot drive the rotating column 18 above to rotate, so that the baffle 22 always blocks the exhaust hole 23 and the tail gas for simulation is prevented from leaving the simulation cylinder 1 through the exhaust hole 23.
Embodiment two:
the second embodiment discloses a structure of a unidirectional pawl assembly based on the first embodiment, namely: the slide bar 17 is provided with a plurality of mounting grooves 171 for placing one-way pawl assemblies, the one-way pawl assemblies comprise one-way pawls 30 which are rotatably connected with the inner walls of the mounting grooves 171 through rotating rollers 31, the one-way pawls 30 extend out of the mounting grooves 171 and are in matched contact with ratchet teeth 19, the one-way pawls 30 are attached to the inner walls of one ends of the mounting grooves 171, the one-way pawls 30 are enabled to deflect towards the other ends of the mounting grooves 171 only, namely, the one-way pawls 30 can deflect unidirectionally, the lower part of the upper slide bar 17 is provided with the mounting grooves 171, the one-way pawls 30 are attached to the left ends of the mounting grooves 171, the upper rotating column 18 is located below the slide bar 17, when the upper slide bar 17 slides rightwards, the one-way pawls 30 cannot deflect leftwards under the support of the mounting grooves 171, the ratchet teeth 19 are pressed by the support of the inner walls of the mounting grooves 171, and when the upper slide bar 17 slides leftwards, the one-way pawls 30 slide leftwards, and pass through the ratchet teeth 19, the upper rotating column 18 is kept stable under the support of the elastic reset rod 21, the elastic reset rod 19 is pressed by the ratchet teeth 19, the one-way pawls 30 deflect rightwards, the one-way pawls 30 are pressed towards the right end of the mounting grooves 171, and the elastic reset rod 32 is enabled to deflect the elastic reset rod 32, and the elastic reset rod 32 is connected between the elastic reset rod and the one-way pawls is realized, and the elastic reset rod 32 is realized, and the elastic reset rod is enabled to deflect the elastic rod is connected to the elastic rod 32, and the elastic rod is arranged.
Embodiment III:
embodiment three the push plate 2 is optimized on the basis of embodiment one, namely: the fixed circuit that sets up no wire 12 series connection power 13, electro-magnet 14 and trigger switch formed on the push pedal 2 that sets up, and it has the iron plate to inlay on the terminal surface in the push pedal 2 that sets up fixedly, when the electro-magnet 14 on the push pedal 2 of left end is circular telegram, the electro-magnet 14 attracts the iron plate on the push pedal 2 of right-hand member, make push pedal 2 of left end slide rightwards, and when the electro-magnet 14 on the push pedal 2 of left end is cut off, electro-magnet 14 loses magnetism, make push pedal 2 of left end slide leftwards under the elastic action of elasticity connecting rod 3 and reset, through cancelling the circuit in the push pedal 2 of right-hand member, reduce push pedal 2's manufacturing cost and the production degree of difficulty.
The motor vehicle exhaust gas remote sensing monitoring device performs simulation calibration by adopting the simulation calibration device, the motor vehicle exhaust gas remote sensing monitoring device sends out simulation exhaust gas for monitoring the light monitoring simulation cylinder 1, and the motor vehicle exhaust gas remote sensing monitoring device sends out simulation exhaust gas for monitoring the diffusion in the light monitoring exhaust gas diffusion cylinder 25.
Working principle: the rotating column 7 drives the notch rotating disc 5 to rotate together, when the notch rotating disc 5 rotates to align the notch of the notch rotating disc 5 with the position of the transparent glass 4, monitoring light enters the simulation cylinder 1 through the transparent glass 4 on the right-end push plate 2, leaves the simulation cylinder 1 through the transparent glass 4 on the left-end push plate 2, changes the monitoring time of the tail gas for simulation in the process of rotating the notch rotating disc 5 by changing the rotation angle speed of the notch rotating disc 5, and simulates the time of the tail gas left by a vehicle in actual application for passing through a monitoring light path;
the notch turntable 5 continues to rotate and enables the rotary inserted link 6 to press the extrusion arc plate 9, the extrusion arc plate 9 drives the sliding power connection plate 15 to move towards the direction close to the fixed power connection plate 16 through the extrusion push rod 11, the sliding power connection plate 15 is electrically connected with the fixed power connection plate 16, the trigger switch is closed, the electromagnet 14 is electrified, the push plate 2 at the left end slides towards the push plate 2 close to the right end under the magnetic attraction of the electromagnet 14, the elastic connecting rod 3 is compressed, the push plate 2 drives the slide bar 17 to slide rightwards together, the one-way pawl assembly on the slide bar 17 passes through the rotary column 18, the rotary column 18 above drives the baffle 22 to rotate together, the baffle 22 leaves the exhaust hole 23, simulated tail gas in the simulation cylinder 1 enters the tail gas diffusion cylinder 25 through the exhaust hole 23, the rotary column 18 reversely rotates to reset under the action of the elastic reset rod 21 after the one-way pawl assembly leaves the ratchet 19, and the baffle 22 stops the exhaust hole 23 again;
the notch turntable 5 continues to rotate and enables the rotary inserted link 6 to leave the extrusion arc plate 9, the extrusion arc plate 9 resets under the action of the elastic connecting plate 10, the extrusion arc plate 9 drives the sliding power connection plate 15 to leave the fixed power connection plate 16 through the extrusion push rod 11, the trigger switch is disconnected, the electromagnet 14 is powered off, the push plate 2 at the left end slides towards the push plate 2 far away from the right end under the elastic action of the elastic connecting rod 3, the push plate 2 drives the slide bar 17 to slide leftwards together, the unidirectional pawl assembly on the slide bar 17 passes through the rotary column 18, the lower rotary column 18 drives the baffle 22 to rotate together, the baffle 22 leaves the air inlet 24, simulated tail gas in the tail gas conveying box 25 enters the simulation cylinder 1 through the air inlet 24, the unidirectional pawl assembly leaves the ratchet 19 and then the rotary column 18 reversely rotates to reset under the action of the elastic reset rod 21, and the baffle 22 is enabled to block the air inlet 24 again.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Analog calibration device comprising an analog cartridge (1), characterized in that: the simulation cylinder is characterized in that push plates (2) are respectively and fixedly arranged at two ends of the simulation cylinder (1), an elastic connecting rod (3) is fixedly connected between the two push plates (2), observation through holes for internally arranging light-transmitting glass (4) are correspondingly formed in the two push plates (2), a notch turntable (5) is rotatably arranged on the outer end face of each push plate (2), a rotary slot (201) is formed in the outer end face of each push plate (2), a rotary inserting rod (6) for inserting the rotary slot (201) is fixedly connected with each notch turntable (5), a rotary shaft (7) penetrating through the push plates (2) and the notch turntable (5) extends into the simulation cylinder (1), a clamping groove (71) is formed in each rotary shaft (7), and a clamping block (8) extending into the clamping groove (71) in a sliding mode is fixedly connected with each notch turntable (5);
the rotary slot (201) is connected with an extrusion arc groove (202) positioned beside the observation through hole, an extrusion arc plate (9) extending into the rotary slot (201) is arranged in the extrusion arc groove (202) in a sliding mode, an elastic connecting plate (10) is fixedly connected between the extrusion arc plate (9) and the inner wall of the extrusion arc groove (202), one end, far away from the rotary slot (201), of the extrusion arc plate (9) is fixedly connected with an extrusion push rod (11), a circuit formed by a wire (12) in series connection with a power supply (13), an electromagnet (14) and a trigger switch is arranged in the push rod (2), the electromagnets (14) on the two push rods (2) are attracted with each other in a magnetic mode, the trigger switch comprises a sliding power connecting plate (15) fixedly connected to the extrusion push rod (11) and a fixedly arranged fixed power connecting plate (16), and the sliding power connecting plate (15) is positioned between the extrusion push rod (11) and the fixedly connected power connecting plate (16).
The utility model provides a device for pushing a single-direction pawl assembly, which comprises a pushing plate (2), a plurality of unidirectional pawl assemblies, an exhaust hole (23), an air inlet hole (24) and a baffle plate (22), wherein the sliding rod (17) penetrates through the pushing plate (2) which is fixedly arranged, a plurality of unidirectional pawl assemblies are arranged on the sliding rod (17) at intervals, the inner wall of the pushing plate (2) which is fixedly arranged is connected with the exhaust hole (23) and the air inlet hole (24) which are close to the inner end surface of the pushing plate (2), one ends of the exhaust hole (23) and the air inlet hole (24) which are far away from the inner wall of the pushing plate (1) are respectively communicated with a tail gas diffusion cylinder (25) and a tail gas conveying box (26), two groups of rotating assemblies are arranged in the pushing plate (1), each rotating assembly comprises a rotating column (18) which is rotatably arranged and a fixed block (20) which is fixedly arranged, a ratchet (19) which is matched with the unidirectional pawl assemblies is fixedly connected with the rotating column, an elastic reset rod (21) which is fixedly connected between the rotating column (18) and the fixed block (20), the two rotating columns (18) are fixedly connected with a baffle plate (22) which blocks the exhaust hole (23) or the air inlet hole (24), the sliding plate (2) which is close to the fixed, and the push plate (2) which is arranged in a sliding way moves away from the push plate (2) which is arranged in a fixed way, so that the one-way pawl component drives the baffle plate (22) which blocks the air inlet hole (24) to rotate.
2. The analog calibration device of claim 1, wherein: one end of the rotating shaft (7) is arranged on the output end of the driving motor (27).
3. The analog calibration device of claim 2, wherein: and a motor fixing block (28) is fixedly connected between the driving motor (27) and the simulation cylinder (1).
4. The analog calibration device of claim 1, wherein: the rotary inserting groove (201) is connected with a limiting groove (203), the rotary inserting rod (6) penetrates through the rotary inserting groove (201) and stretches into the limiting groove (203), and one end of the rotary inserting rod (6) stretching into the limiting groove (203) is fixedly connected with a limiting block (29).
5. The analog calibration device of claim 1, wherein: one end of the extrusion arc groove (202) far away from the rotary slot (201) is communicated with a trigger switch groove (204), the extrusion push rod (11) slides into the trigger switch groove (204), one end of the extrusion push rod (11) extending into the trigger switch groove (204) is fixedly connected with the sliding power connection plate (15), and the fixed power connection plate (16) is fixedly connected on the inner wall of the trigger switch groove (204) far away from the extrusion arc groove (202).
6. The analog calibration device of claim 1, wherein: the sliding rod (17) is provided with a plurality of mounting grooves (171) for placing one-way pawl assemblies, each one-way pawl assembly comprises one-way pawls (30) which are rotationally connected with the inner walls of the mounting grooves (171) through rotating rollers (31), each one-way pawl (30) is attached to the inner walls of one end of each mounting groove (171), and pawl elastic connecting rods (32) are fixedly connected between each one-way pawl (30) and the inner walls of the mounting grooves (171).
7. The analog calibration device of claim 1, wherein: the push plate (2) is fixedly arranged, a circuit formed by a lead (12) serial power supply (13), an electromagnet (14) and a trigger switch is not arranged on the push plate (2), and an iron block is inlaid on the inner end face of the fixedly arranged push plate (2).
8. The analog calibration device of claim 1, wherein: the two ends of the extrusion arc plate (9) extend into the extrusion arc groove (202) in an inclined manner along the direction away from each other.
9. The utility model provides a motor vehicle exhaust remote sensing monitoring facilities which characterized in that: the motor vehicle exhaust remote sensing monitoring device adopts the simulation calibration device of any one of the claims 1-8 to perform simulation calibration.
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| CN202210010392.4A CN114324200B (en) | 2022-01-06 | 2022-01-06 | Simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment |
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| CN202210010392.4A CN114324200B (en) | 2022-01-06 | 2022-01-06 | Simulation calibrating device and motor vehicle tail gas remote sensing monitoring equipment |
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| CN114324200B true CN114324200B (en) | 2024-04-02 |
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