CN114337072A - Anti-electromagnetic interference miniature motor - Google Patents
Anti-electromagnetic interference miniature motor Download PDFInfo
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Abstract
The invention discloses an anti-electromagnetic interference micro motor, which relates to the technical field of micro motors and comprises a sound simulation unit and a control center, wherein after control signals are generated by pre-collecting and processing surface water accumulation, surface solid particles and driving speed, the sound simulation unit is controlled to generate a sound source, the sound source is collected and amplified in a vehicle playing unit and played outwards, so that the pedestrian is reminded to avoid in advance, the sound source generated by the sound simulation unit and the sound of splashed water and solid particles in the driving process of an external automobile are collected and stored, and then a superposed audio frequency spectrum is generated by a sound simulation unit, so that the sound source generated by the sound simulation unit and the superposed audio frequency spectrum are played synchronously, the sense of reality of the sound heard and avoided by the pedestrian is enhanced, and the pedestrian is more in line with the perception of the pedestrian.
Description
Technical Field
The invention relates to the technical field of micro motors, in particular to an anti-electromagnetic interference micro motor.
Background
Because the micro motor is smaller, the micro motor is generally applied to the field of highly integrated intelligent manufacturing, such as the vibration micro motor of a mobile phone or an electric toothbrush, the motion control of a mechanical arm, an intelligent door and window, an automobile and the like, in the mechanical integration process of the micro motor, the micro motor generates magnetic interference with other parts of equipment, so that the instruction feedback is not timely, and the normal operation of the micro motor is influenced, in the anti-electromagnetic interference micro motor with the publication number of CN214900554U, the electromagnetic compatibility of the motor is improved by arranging a circuit board and a TVS (transient voltage suppressor) tube, so that the motor can meet the EMC (electromagnetic compatibility) standard, the electromagnetic interference resistance of the production and processing working hours of the motor is effectively reduced, and the production and processing efficiency of the motor is improved;
however, the micro motor has some disadvantages, when the micro motor is applied to the field of automobiles, the micro motor cannot interact with the automobiles, when the automobiles wade, the automobiles directly run over the automobiles, splash of water is caused, when pedestrians exist, the splashed water is directly scattered on the pedestrians, even water contains solid particles such as small stones, and the solid particles are sprayed out in the running process of the automobiles, so that the phenomenon of hurting the pedestrians occurs;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to: by arranging the micro-sound adjusting assembly, the limiting anti-collision elastic blocks and the pressure sensing pieces and filling different materials, namely water or solid particles, intelligent induction is realized and corresponding sound is generated, so that pedestrians are reminded in advance in the driving process of the vehicle, and the pedestrians are sheltered in time, so that the water or solid particles on the road are prevented from splashing on the pedestrians, the vehicle is safer and more controllable and intelligent, the problems that the traditional micro motor has simpler functions and cannot simulate various sounds are solved, and the problem that the normal work of the pedestrians is influenced due to the fact that the traditional vehicle has no road condition sound reminding is solved; by arranging the perception prediction unit, the perception calculation unit, the acoustic engine execution unit, the sound collection unit, the audio storage unit and the vehicle playing unit, after the control signal is generated by pre-collecting and processing the surface water, the surface solid particles and the driving speed, the sound simulation unit is controlled to generate a sound source, the sound source is collected and amplified in the vehicle playing unit and played outwards, so that the pedestrian is reminded to avoid in advance, the pedestrian is safer, the sound source generated by the sound simulation unit and the sound of the splashed water and the solid particles in the driving process of an external automobile are collected and stored, then the superposed audio frequency spectrum is generated by the sound simulation unit, the sound source generated by the sound simulation unit and the superposed audio frequency spectrum are played synchronously, the sense of reality of the pedestrian listening to the reminding and avoiding sound is enhanced, and the perception of the pedestrian is better met, the problem of traditional machine and vehicle can't be mutual, can't in time remind pedestrian's vehicle to go wading area or solid particle district, can't in time avoid, lead to its on-body water and by the solid particle blast on the road is solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an anti-electromagnetic interference's micro motor, includes sound analog unit and control center, sound analog unit includes computer housing, anti-interference ring cover, stator, rotor, bull stick and steering gear, the fixed inner of locating anti-interference ring cover in the outer end of stator, the rotor rotates and locates in the anti-interference ring cover, the outer end and the fixed cup joint of rotor of bull stick, the steering gear is installed in the outer end of rotor, the both ends of bull stick extend to the outside of anti-interference ring cover and the transmission is connected with the micro-sound adjusting part, two the micro-sound adjusting part through connection forms physics sound and produces the circulation body, one side butt of micro-sound adjusting part has the pressure to feel the piece, the micro-sound adjusting part is fit for being furnished with spacing anticollision bullet piece, spacing anticollision bullet piece is fixed to be located in the computer housing.
Further, the microsound adjusting part includes sound case, circulating pipe, piston sound piece, piston slide bar and support slide, the piston sound piece is located in the sound case, and the outer end of piston sound piece and the inner wall slip butt of sound case, the one end of piston slide bar and the center department fixed connection of piston sound piece one side, and the inner wall that the other end slip of piston slide bar runs through the sound case extend to its outside and with support slide fixed connection, the outside of supporting the slide and the inner wall slip butt of microcomputer shell, and support slide and pressure sensing piece butt, circulating pipe and sound case through connection, piston slide bar screw thread cup joints in the outer end of bull stick, two the opposite face and the spacing anticollision bullet piece butt of support slide.
Further, two the top surface and the bottom surface of sound case are located respectively to the circulating pipe, and the both ends of two circulating pipes link up respectively in the tip of sound case, the through-hole has been seted up to the sound case, through-hole and circulating pipe adaptation through connection, the through-hole equidistance is equipped with two, and the top corner and the bottom corner that the sound case was located respectively to the through-hole are the dislocation relation.
Furthermore, the inner wall of the sound box penetrated by the piston slide bar in a sliding manner is provided with a sealing block, the sealing block is sleeved with the piston slide bar in a sliding manner, and the sealing block is fixedly connected with the sound box.
Further, the sound box is filled with water or solid particles.
Furthermore, the inner end of the piston slide rod is provided with an internal thread section, the two end parts of the rotating rod are provided with external thread sections, and the internal thread sections are matched with the external thread sections.
Further, the control center includes:
the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit;
the perception calculation unit is used for receiving road condition information in the driving process of the pre-sensing vehicle, generating a sensing sound simulation control signal and sending the generated sensing sound simulation control signal to the sound machine execution unit;
the acoustic machine execution unit is used for immediately controlling the sound simulation unit to work after receiving the pre-induction sound simulation control signal and is also used for controlling the sound acquisition unit to work;
the sound acquisition unit is used for acquiring the working sound of the sound simulation unit, generating a simulated physical audio frequency map, respectively sending the simulated physical audio frequency map to the vehicle playing unit and the audio frequency storage unit for storage and generating a historical simulated physical audio frequency map, and is also used for simultaneously squeezing a sound source of accumulated water and solid particles in the running process of the vehicle and sending the sound source of the accumulated water and the solid particles to the audio frequency storage unit for storage, so that a corresponding historical real physical audio frequency map is generated;
the audio storage unit is used for storing a historical simulated physical audio map, a historical real physical audio map and a superposed audio map;
the sound simulation unit is used for acquiring and intercepting a historical real physical audio frequency map and a historical simulation physical audio frequency map in the audio frequency storage unit, generating a superposition state audio frequency map and sending the generated superposition state audio frequency map to the audio frequency storage unit for storage;
and the vehicle playing unit is used for receiving and playing the simulated physical audio frequency map, and is also used for synchronously receiving the simulated physical audio frequency map and acquiring the superposed audio frequency map of the audio frequency storage unit and synchronously playing the superposed audio frequency map.
This kind of anti-electromagnetic interference's micro motor, when ponding road surface and submarine have solid particle, control center's specific working procedure as follows:
sa: the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit; the road condition information in the driving process of the pre-induction vehicle consists of the vehicle speed in the driving process of the vehicle, the surface area of the surface water right in front of the vehicle in the driving process, which is acquired by an ultrasonic radar, the depth of the surface water right in front of the vehicle in the driving process, which is acquired by the ultrasonic radar, the volume of the solid particles on the road surface right in front of the vehicle in the driving process and the quantity of the solid particles, which are acquired by the ultrasonic radar;
sb: after receiving the road condition information in the driving process of the pre-sensing vehicle, the perception calculating unit acquires the content of the road condition information in real time, and respectively calibrates the speed of the vehicle in the driving process, the surface area of the surface water in front of the vehicle in the driving process, the depth of the surface water in front of the vehicle in the driving process, the volume of the solid particles on the road surface in front of the vehicle in the driving process and the quantity of the solid particles, which are acquired by the ultrasonic radar, respectively, and then obtains a road condition sound reminding factor A through a formula, compares the generated road condition sound reminding factor A with a preset value a, generates a pre-sensing sound simulation control signal when A is larger than or equal to a, and does not generate the pre-sensing sound simulation control signal otherwise;
the generated pre-induction sound analog control signal is sent to an acoustic machine execution unit;
and (C) Sc: after the acoustic machine execution unit receives the pre-induction sound simulation control signal, the acoustic machine execution unit immediately controls the sound simulation unit to work, so that sound of splashing of water and solid particles is generated, and sound of water surface is punctured by the solid particles, and immediately controls the sound collection unit to work, so that the sound generated when the sound simulation unit works is collected in real time, a simulated physical audio frequency map is generated and sent to the audio frequency storage unit for storage, and is also sent to an outer horn of the vehicle playing unit for playing, the outer horn plays the simulated physical audio frequency map and amplifies a sound source, and pedestrians can avoid water accumulation in advance;
the audio storage unit stores the simulated physical audio map in real time and generates a historical simulated physical audio map;
sd: the sound acquisition unit is also used for acquiring a sound source which simultaneously extrudes and splashes the accumulated water and the solid particles in the running process of the vehicle and sending the sound source to the audio storage unit for storage, so that a corresponding historical real physical audio map is generated;
se: the sound and sound simulation unit is used for acquiring a historical real physical audio map and a historical simulated physical audio map in the audio storage unit and respectively intercepting the lengths of the historical simulated physical audio map, the historical real physical audio map and the equivalent length of the historical real physical audio map; the interval time between the intercepted historical simulation physical audio frequency map and the historical real physical audio frequency map is the time from the sending of a pre-induction sound simulation control signal to the preliminary wading of the vehicle, the time is a horizontal fixed value, and the time enables pedestrians to fully react;
overlapping the intercepted historical simulated physical audio frequency map and the historical real physical audio frequency map, averaging the overlapped physical audio frequency maps to generate an overlapped audio frequency map, and sending the overlapped audio frequency map to the audio frequency storage unit for storage;
se: when the superposed audio frequency spectrum tends to be stable, the sound collection unit sends the collected simulated physical audio frequency spectrum to the vehicle playing unit, and the vehicle playing unit obtains the superposed audio frequency spectrum in the audio frequency storage unit and plays the superposed audio frequency spectrum simultaneously, so that the simulated sound in the vehicle running process has more sense of reality, and pedestrians can hear more alertness.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
(1) the intelligent sensing and corresponding sound generation are realized by arranging the micro-sound adjusting component, the limiting anti-collision elastic block and the pressure sensing piece and filling different materials, namely water bodies or solid particles, so that the pedestrian is reminded in advance in the driving process of the vehicle, and the pedestrian is sheltered in time to prevent the water bodies or the solid particles on the road from splashing on the pedestrian, the vehicle is safer, controllable and intelligent, the problem that the traditional micro motor has simpler function and cannot simulate various sounds is solved, and the problem that the normal work of the pedestrian is influenced due to the fact that the traditional vehicle has no road condition sound reminding is solved;
(2) the invention is through the perception prediction unit, perception calculating unit, sound machine execution unit, sound collection unit, audio frequency storage unit and vehicle broadcast unit that set up, through after gathering and processing and generating the control signal to the surface ponding, road surface solid particle and speed of driving, after controlling the sound simulation unit to produce the sound source, through gathering the sound source and amplifying and broadcasting outward in the vehicle broadcast unit, thus realize the warning work to the pedestrian, make the pedestrian hide ahead of time, make it safer, through gathering, storing the sound source that the sound simulation unit produces and the sound of the splash water body and solid particle in the course of driving of the outside car, then imitate the unit to produce the audio frequency map of the superimposed state through the sound, make the sound source that the sound simulation unit produces play synchronously with the audio frequency map of the superimposed state, strengthen the pedestrian and hear and remind the sense of hiding the sound, accord with pedestrian's perception more, solved traditional machine and the unable mutual of vehicle, can't in time remind pedestrian vehicle to go wading area or solid particle district, can't in time avoid, lead to its on-body water fall and by the problem that the solid particle on road was damaged.
Drawings
Fig. 1 shows a cross-sectional view of a sound simulation unit;
FIG. 2 shows a partially cut away perspective view of a tamper-resistant collar;
FIG. 3 shows a block diagram of the architecture of the present invention;
illustration of the drawings: 1. a microcomputer housing; 2. an anti-interference ring sleeve; 3. a stator; 4. a rotor; 5. a rotating rod; 6. a micro-acoustic tuning assembly; 7. limiting anti-collision elastic blocks; 8. a pressure sensitive sheet; 9. a diverter; 601. an acoustic box; 602. a circulation pipe; 603. a piston acoustic mass; 604. a piston slide bar; 605. supporting the sliding plate; 606. and (6) sealing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in figure 1-2, a miniature motor of anti-electromagnetic interference, including sound simulation unit and control center, the sound simulation unit includes the computer casing 1, anti-interference ring cover 2, stator 3, rotor 4, bull stick 5 and diverter 9, the outer end of the stator 3 is fixed to the inner end of the anti-interference ring cover 2, the rotor 4 is rotated and located in the anti-interference ring cover 2, the outer end of the bull stick 5 is fixedly connected with the rotor 4, the diverter 9 is mounted to the outer end of the rotor 4, both ends of the bull stick 5 extend to the outside of the anti-interference ring cover 2 and connect with the micro-sound regulating assembly 6 in a driving way, two micro-sound regulating assemblies 6 are through-connected to form the physical sound and produce the circulating body, one side of the micro-sound regulating assembly 6 is abutted to the pressure-sensitive piece 8, the micro-sound regulating assembly 6 adapts to the limited anti-collision bullet block 7, the limiting anti-collision elastic block 7 is fixedly arranged in the microcomputer shell 1, and the anti-interference ring sleeve 2 is used for isolating electromagnetic interference;
the micro-sound adjusting component 6 comprises a sound box 601, a circulating pipe 602, a piston sound block 603, a piston slide rod 604 and a supporting slide plate 605, wherein the piston sound block 603 is arranged in the sound box 601, the outer end of the piston sound block 603 is in sliding butt joint with the inner wall of the sound box 601, one end of the piston slide rod 604 is fixedly connected with the center of one side of the piston sound block 603, the other end of the piston slide rod 604 penetrates through the inner wall of the sound box 601 to extend to the outside and is fixedly connected with the supporting slide plate 605, the outer side of the supporting slide plate 605 is in sliding butt joint with the inner wall of the microcomputer shell 1, the supporting slide plate 605 is in butt joint with a pressure sensing piece 8, the circulating pipe 602 is in through connection with the sound box 601, the piston slide rod 604 is in threaded sleeve joint with the outer end of the rotating rod 5, the inner end of the piston slide rod 604 is provided with an inner thread section, the two end parts of the rotating rod 5 are provided with outer thread sections which are in fit with the outer thread sections, the opposite surfaces of the two supporting slide plates 605 are in butt joint with a limiting anti-collision elastic block 7, the limiting anti-collision elastic blocks 7 prevent the side surfaces of the limiting anti-collision elastic blocks 7 from directly impacting parts, so that the service life of the supporting sliding plate 605 is influenced, and the supporting sliding plate 605 is used for supporting the rotating rod 5, so that the stability of the equipment is enhanced;
the two circulating pipes 602 are respectively arranged on the top surface and the bottom surface of the sound box 601, two ends of the two circulating pipes 602 are respectively connected with the end part of the sound box 601 in a penetrating manner, through holes are formed in the sound box 601 and are in adaptive penetrating connection with the circulating pipes 602, the through holes are arranged at equal intervals and are respectively arranged at the top corner and the bottom corner of the sound box 601 in a staggered manner, a sealing block 606 is arranged at the position, penetrating through the inner wall of the sound box 601 in a sliding manner, of the piston sliding rod 604, the sealing block 606 is in sliding sleeve connection with the piston sliding rod 604, the sealing block 606 is fixedly connected with the sound box 601, water or solid particles are filled in the sound box 601, and when the water or the solid particles are pushed, sound of water flowing or sound information of physical collision can be generated;
the first working principle is as follows: the control center is externally connected with a device circuit, the rotating rod 5 is controlled to rotate in a reciprocating manner, when the rotating rod 5 rotates, the left end of the rotating rod 5 comes out of the piston slide rod 604, then the piston slide rod 604 moves leftwards due to the reverse rotation force of the rotating rod 5, the piston slide rod 604 moves leftwards and drives the support slide plate 605 and the piston sound block 603 fixed with the piston slide rod to move leftwards, the support slide plate 605 slides leftwards along the inner wall of the microcomputer shell 1 and abuts against the pressure sensing sheet 8, the pressure sensing sheet 8 senses the position of the support slide plate 605, the piston sound block 603 slides leftwards along the inner wall of the left sound box 601, one side of the piston sound block 603 pushes the water body in the left sound box 601, the water body of the left sound box 601 enters the right sound box 601 along the circulating pipe 602 on the bottom surface, the other side of the piston sound block 603 generates negative pressure suction, the negative pressure suction force enters the right sound box 601 through the circulating pipe 602 on the top surface and sucks the water body in the right sound box 601, water is injected into the acoustic box 601 on the left again, meanwhile, the right end of the rotating rod 5 extends into the piston sliding rod 604 in threaded connection with the rotating rod, and the water bodies in the two acoustic boxes 601 are synchronously pushed and circulated through the work of the components, so that the water bodies generate circular flow, and the sound of splashing of the water bodies when the vehicles extrude roads is simulated; the pressure sensing piece 8 is used for sensing the position of the support sliding plate 605, so as to control the displacement of the gap time movement of the support sliding plate 605, which is specifically expressed as the distance of the support sliding plate 605 moving back and forth in unit time, and the larger the distance of the support sliding plate 605 moving in unit time, the larger the sound generated by the support sliding plate is;
the working principle is as follows: based on the first working principle, the water in the sound box 601 is changed into solid particles, when the piston sliding plate impacts and pushes the solid particles, the collision sound of the solid particles and the inner wall of the sound box 601, the collision sound of the solid particles and the piston sliding plate and the collision sound between the solid particles and the solid particles simulate the splashing sound of the solid particles when a vehicle extrudes a road surface;
the working principle is as follows: based on the first working principle and the second working principle, water and solid particles are filled in the sound box 601, so that when a vehicle extrudes a road, the sound of splashing of the water and the solid particles and the sound of breaking through the water surface by the solid particles are simulated;
by integrating the first working principle, the second working principle and the third working principle, the micro-sound adjusting assembly 6, the limiting anti-collision elastic blocks 7 and the pressure sensing piece 8 are arranged, and different materials, namely water or solid particles, are filled, so that intelligent induction is realized and corresponding sound is generated, pedestrians are reminded in advance in the driving process of the vehicle, and are sheltered in time, so that the water or the solid particles on the road are prevented from splashing to the pedestrians, the driving is safer and more controllable, the problems that the traditional micro motor has simple functions and cannot simulate various sounds are solved, and the problem that the normal work of the pedestrians is influenced due to the fact that the traditional automobile has no road condition sound reminding is solved.
Example 2:
as shown in fig. 3, according to the first embodiment, two of the sound simulation units are respectively filled with solid particles and a water body, and then one of the sound simulation units is filled with solid particles and a water body and then is installed on an automobile;
this kind of anti-electromagnetic interference's micro motor, control center includes:
the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit;
the perception calculation unit is used for receiving road condition information in the driving process of the pre-sensing vehicle, generating a sensing sound simulation control signal and sending the generated sensing sound simulation control signal to the sound machine execution unit;
the acoustic machine execution unit is used for immediately controlling the sound simulation unit to work after receiving the pre-induction sound simulation control signal and is also used for controlling the sound acquisition unit to work;
the sound acquisition unit is used for acquiring the working sound of the sound simulation unit, generating a simulated physical audio frequency map, respectively sending the simulated physical audio frequency map to the vehicle playing unit and the audio frequency storage unit for storage and generating a historical simulated physical audio frequency map, and is also used for simultaneously squeezing a sound source of accumulated water and solid particles in the running process of the vehicle and sending the sound source of the accumulated water and the solid particles to the audio frequency storage unit for storage, so that a corresponding historical real physical audio frequency map is generated;
the audio storage unit is used for storing a historical simulated physical audio map, a historical real physical audio map and a superposed audio map;
the sound simulation unit is used for acquiring and intercepting a historical real physical audio frequency map and a historical simulation physical audio frequency map in the audio frequency storage unit, generating a superposition state audio frequency map and sending the generated superposition state audio frequency map to the audio frequency storage unit for storage;
the vehicle playing unit is used for receiving and playing the simulated physical audio frequency map, and is also used for synchronously receiving the simulated physical audio frequency map and acquiring the superposed audio frequency map of the audio frequency storage unit and synchronously playing the superposed audio frequency map; generating a plurality of superposed audio frequency maps corresponding to different vehicle speeds and wading areas;
when solid particles are on the surface of the water accumulation road and at the bottom of the water accumulation road, the specific working steps of the control center are as follows:
sa: the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit; the road condition information in the driving process of the pre-induction vehicle consists of the vehicle speed in the driving process of the vehicle, the surface area of the surface water right in front of the vehicle in the driving process, which is acquired by an ultrasonic radar, the depth of the surface water right in front of the vehicle in the driving process, which is acquired by the ultrasonic radar, the volume of the solid particles on the road surface right in front of the vehicle in the driving process and the quantity of the solid particles, which are acquired by the ultrasonic radar;
sb: after receiving the road condition information in the driving process of the pre-induction vehicle, the perception calculating unit acquires the content in real time and respectively marks the speed of the vehicle, the surface area of the surface water in front of the vehicle in the driving process, the depth of the surface water in front of the vehicle in the driving process, the volume of the solid particles on the road surface in front of the vehicle in the driving process and the quantity of the solid particles as V, S, H, Q and W;
then by the formula
Obtaining a road condition sound reminding factor A, wherein e1, e2, e3, e4 and e5 are sound weight correction factors, the sound weight correction factors enable the simulation result to be closer to a real value, e1 & gt e2 & gt e3 & gt e4 & gt e5, and e1+ e2+ e3+ e4+ e5 is 9.34;
the generated road condition sound reminding factor A is compared with a preset value a, when A is larger than or equal to a, a pre-induction sound analog control signal is generated, otherwise, the pre-induction sound analog control signal is not generated;
the generated pre-induction sound analog control signal is sent to an acoustic machine execution unit;
and (C) Sc: after the acoustic machine execution unit receives the pre-induction sound simulation control signal, the acoustic machine execution unit immediately controls the sound simulation unit to work, so that sound of splashing of water and solid particles is generated, and sound of water surface is punctured by the solid particles, and immediately controls the sound collection unit to work, so that the sound generated when the sound simulation unit works is collected in real time, a simulated physical audio frequency map is generated and sent to the audio frequency storage unit for storage, and is also sent to an outer horn of the vehicle playing unit for playing, the outer horn plays the simulated physical audio frequency map and amplifies a sound source, and pedestrians can avoid water accumulation in advance;
the audio storage unit stores the simulated physical audio map in real time and generates a historical simulated physical audio map;
sd: the sound acquisition unit is also used for acquiring a sound source which simultaneously extrudes and splashes the accumulated water and the solid particles in the running process of the vehicle and sending the sound source to the audio storage unit for storage, so that a corresponding historical real physical audio map is generated;
se: the sound and sound simulation unit is used for acquiring a historical real physical audio map and a historical simulated physical audio map in the audio storage unit and respectively intercepting the lengths of the historical simulated physical audio map, the historical real physical audio map and the equivalent length of the historical real physical audio map; the interval time between the intercepted historical simulation physical audio frequency map and the historical real physical audio frequency map is the time from the sending of a pre-induction sound simulation control signal to the preliminary wading of the vehicle, the time is a horizontal fixed value, and the time enables pedestrians to fully react; overlapping the intercepted historical simulated physical audio frequency map and the historical real physical audio frequency map, averaging the overlapped physical audio frequency maps to generate an overlapped audio frequency map, and sending the overlapped audio frequency map to the audio frequency storage unit for storage;
se: when the superposed audio frequency map tends to be stable, the sound collection unit sends the collected simulated physical audio frequency map to the vehicle playing unit, and the vehicle playing unit obtains the superposed audio frequency map in the audio frequency storage unit and plays the superposed audio frequency map at the same time, so that the simulated sound in the vehicle running process has more sense of reality, and pedestrians are more alert after hearing the superposed audio frequency map;
by integrating the technical scheme, the invention controls the sound simulation unit to generate a sound source and then amplifies the sound source and plays the sound source outwards in the vehicle playing unit after the control signal is generated by the pre-acquisition processing of the surface water, the solid particles on the surface and the driving speed through the arranged perception prediction unit, the perception calculation unit, the sound machine execution unit, the sound acquisition unit, the audio storage unit and the vehicle playing unit, thereby realizing the reminding work of pedestrians, enabling pedestrians to avoid in advance and enabling the pedestrians to be safer, collecting and storing the sound source generated by the sound simulation unit and the sound of the splashed water body and the solid particles in the driving process of an external automobile, generating the superimposed audio map through the sound simulation unit, enabling the sound source generated by the sound simulation unit and the superimposed audio map to be played synchronously, and enhancing the reality sense of the reminding and avoiding sound for the pedestrians, accord with pedestrian's perception more, solved traditional machine and the unable mutual of vehicle, can't in time remind pedestrian vehicle to go wading area or solid particle district, can't in time avoid, lead to its on-body water fall and by the problem that the solid particle on road was damaged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an anti-electromagnetic interference's micro motor, includes sound analog unit and control center, sound analog unit includes microcomputer housing (1), anti-interference ring cover (2), stator (3), rotor (4), bull stick (5) and steering gear (9), the outer end of stator (3) is fixed to be located the inner of anti-interference ring cover (2), rotor (4) rotate locate in anti-interference ring cover (2), the outer end and the fixed cup joint of rotor (4) of bull stick (5), steering gear (9) are installed in the outer end of rotor (4), its characterized in that, the both ends of bull stick (5) extend to the outside of anti-interference ring cover (2) and the transmission is connected with micro-sound adjusting part (6), two micro-sound adjusting part (6) through connection forms the physical sound and produces the circulation body, one side butt of micro-sound adjusting part (6) has the pressure sensing piece (8), the micro-sound adjusting assembly (6) is matched with a limiting anti-collision elastic block (7), and the limiting anti-collision elastic block (7) is fixedly arranged in the microcomputer shell (1).
2. The anti-electromagnetic interference micro motor according to claim 1, wherein the micro sound adjusting assembly (6) comprises a sound box (601), a circulation pipe (602), a piston sound block (603), a piston slide rod (604) and a support slide plate (605), the piston sound block (603) is arranged in the sound box (601), the outer end of the piston sound block (603) is in sliding contact with the inner wall of the sound box (601), one end of the piston slide rod (604) is fixedly connected with the center of one side of the piston sound block (603), the other end of the piston slide rod (604) penetrates through the inner wall of the sound box (601) to extend to the outside of the sound box and is fixedly connected with the support slide plate (605), the outer side of the support slide plate (605) is in sliding contact with the inner wall of the microcomputer housing (1), the support slide plate (605) is in contact with the pressure sensing piece (8), the circulation pipe (602) is connected with the sound box (601), the piston slide bar (604) is sleeved at the outer end of the rotating rod (5) in a threaded manner, and the opposite surfaces of the two supporting slide plates (605) are abutted against the limiting anti-collision elastic block (7).
3. The anti-electromagnetic interference micro motor as claimed in claim 2, wherein two circulation pipes (602) are respectively disposed on the top surface and the bottom surface of the sound box (601), and two ends of the two circulation pipes (602) are respectively connected to the end of the sound box (601) in a through manner, the sound box (601) is provided with through holes, the through holes are adapted to the circulation pipes (602) and connected in a through manner, the through holes are equidistantly disposed, and the through holes are respectively disposed at the top corner and the bottom corner of the sound box (601) and are in a staggered relationship.
4. The anti-electromagnetic interference micro-motor according to claim 3, wherein the piston slide rod (604) is provided with a sealing block (606) at a position where the piston slide rod (604) slides and penetrates through the inner wall of the sound box (601), the sealing block (606) is slidably sleeved with the piston slide rod (604), and the sealing block (606) is fixedly connected with the sound box (601).
5. A miniature motor with anti-electromagnetic interference according to claim 2, characterized in that said acoustic enclosure (601) is filled with water or solid particles.
6. The miniature motor with anti-electromagnetic interference function as claimed in claim 2, wherein the inner end of said piston slide rod (604) is provided with an internal thread section, the two ends of said rotating rod (5) are provided with external thread sections, and the internal thread section is engaged with the external thread sections.
7. The anti-electromagnetic interference micro-motor according to claim 5, wherein the control center comprises:
the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit;
the perception calculation unit is used for receiving road condition information in the driving process of the pre-sensing vehicle, generating a sensing sound simulation control signal and sending the generated sensing sound simulation control signal to the sound machine execution unit;
the acoustic machine execution unit is used for immediately controlling the sound simulation unit to work after receiving the pre-induction sound simulation control signal and is also used for controlling the sound acquisition unit to work;
the sound acquisition unit is used for acquiring the working sound of the sound simulation unit, generating a simulated physical audio frequency map, respectively sending the simulated physical audio frequency map to the vehicle playing unit and the audio frequency storage unit for storage and generating a historical simulated physical audio frequency map, and is also used for simultaneously squeezing a sound source of accumulated water and solid particles in the running process of the vehicle and sending the sound source of the accumulated water and the solid particles to the audio frequency storage unit for storage, so that a corresponding historical real physical audio frequency map is generated;
the audio storage unit is used for storing a historical simulated physical audio map, a historical real physical audio map and a superposed audio map;
the sound simulation unit is used for acquiring and intercepting a historical real physical audio frequency map and a historical simulation physical audio frequency map in the audio frequency storage unit, generating a superposition state audio frequency map and sending the generated superposition state audio frequency map to the audio frequency storage unit for storage;
and the vehicle playing unit is used for receiving and playing the simulated physical audio frequency map, and is also used for synchronously receiving the simulated physical audio frequency map and acquiring the superposed audio frequency map of the audio frequency storage unit and synchronously playing the superposed audio frequency map.
8. The miniature motor with electromagnetic interference resistance of claim 7, wherein when solid particles exist on the water surface and under the water, the control center comprises the following specific working steps:
sa: the perception prediction unit is used for pre-sensing road condition information in the driving process of the vehicle and sending the road condition information to the perception calculation unit; the road condition information in the driving process of the pre-induction vehicle consists of the vehicle speed in the driving process of the vehicle, the surface area of the surface water right in front of the vehicle in the driving process, which is acquired by an ultrasonic radar, the depth of the surface water right in front of the vehicle in the driving process, which is acquired by the ultrasonic radar, the volume of the solid particles on the road surface right in front of the vehicle in the driving process and the quantity of the solid particles, which are acquired by the ultrasonic radar;
sb: after receiving the road condition information in the driving process of the pre-sensing vehicle, the perception calculating unit acquires the content of the road condition information in real time, and respectively calibrates the speed of the vehicle in the driving process, the surface area of the surface water in front of the vehicle in the driving process, the depth of the surface water in front of the vehicle in the driving process, the volume of the solid particles on the road surface in front of the vehicle in the driving process and the quantity of the solid particles, which are acquired by the ultrasonic radar, respectively, and then obtains a road condition sound reminding factor A through a formula, compares the generated road condition sound reminding factor A with a preset value a, generates a pre-sensing sound simulation control signal when A is larger than or equal to a, and does not generate the pre-sensing sound simulation control signal otherwise;
the generated pre-induction sound analog control signal is sent to an acoustic machine execution unit;
and (C) Sc: after the acoustic machine execution unit receives the pre-induction sound simulation control signal, the acoustic machine execution unit immediately controls the sound simulation unit to work, so that sound of splashing of water and solid particles is generated, and sound of water surface is punctured by the solid particles, and immediately controls the sound collection unit to work, so that the sound generated when the sound simulation unit works is collected in real time, a simulated physical audio frequency map is generated and sent to the audio frequency storage unit for storage, and is also sent to an outer horn of the vehicle playing unit for playing, the outer horn plays the simulated physical audio frequency map and amplifies a sound source, and pedestrians can avoid water accumulation in advance;
the audio storage unit stores the simulated physical audio map in real time and generates a historical simulated physical audio map;
sd: the sound acquisition unit is also used for acquiring a sound source which simultaneously extrudes and splashes the accumulated water and the solid particles in the running process of the vehicle and sending the sound source to the audio storage unit for storage, so that a corresponding historical real physical audio map is generated;
se: the sound and sound simulation unit is used for acquiring a historical real physical audio map and a historical simulated physical audio map in the audio storage unit and respectively intercepting the lengths of the historical simulated physical audio map, the historical real physical audio map and the equivalent length of the historical real physical audio map; the interval time between the intercepted historical simulation physical audio frequency map and the historical real physical audio frequency map is the time from the sending of a pre-induction sound simulation control signal to the preliminary wading of the vehicle, the time is a horizontal fixed value, and the time enables pedestrians to fully react;
overlapping the intercepted historical simulated physical audio frequency map and the historical real physical audio frequency map, averaging the overlapped physical audio frequency maps to generate an overlapped audio frequency map, and sending the overlapped audio frequency map to the audio frequency storage unit for storage;
se: when the superposed audio frequency spectrum tends to be stable, the sound collection unit sends the collected simulated physical audio frequency spectrum to the vehicle playing unit, and the vehicle playing unit obtains the superposed audio frequency spectrum in the audio frequency storage unit and plays the superposed audio frequency spectrum simultaneously, so that the simulated sound in the vehicle running process has more sense of reality, and pedestrians can hear more alertness.
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