CN113904518A - Motor type passive starter - Google Patents
Motor type passive starter Download PDFInfo
- Publication number
- CN113904518A CN113904518A CN202111277845.1A CN202111277845A CN113904518A CN 113904518 A CN113904518 A CN 113904518A CN 202111277845 A CN202111277845 A CN 202111277845A CN 113904518 A CN113904518 A CN 113904518A
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- China
- Prior art keywords
- tension spring
- connecting cylinder
- cylindrical shell
- metal connecting
- magnetic steel
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a motor type passive starter which comprises a sealed cylindrical shell, an insulating winding post, a spring fixing piece, a tension spring, magnetic steel, a coil winding, a resistor and two outgoing lines, wherein the insulating winding post is arranged on the cylindrical shell; the coil winding is wound on the outer peripheral surface of the rear part of the insulating winding post; a sliding channel which axially penetrates through two ends of the insulating wrapping post is arranged in the insulating wrapping post; the spring fixing piece is arranged at the opening at the rear end of the sliding channel; the tension spring and the magnetic steel are arranged in the sliding channel, the rear end of the tension spring is connected with the spring fixing piece, the front end of the tension spring is connected with the rear end of the magnetic steel, and the front end and the rear end of the magnetic steel are respectively provided with an N pole and an S pole; the resistance is connected with two ends of the coil winding to form a closed loop, and the two outgoing lines are respectively connected with two ends of the resistance and extend out of the cylindrical shell. The invention can generate an electric signal for triggering starting under the condition of acceleration or deceleration, realizes passive starting, and can adjust the triggering condition according to actual requirements to achieve the purpose of adjusting the output electric signal.
Description
Technical Field
The invention relates to the technical field of starters, in particular to a motor type passive starter.
Background
At present, a starter is needed to be used for starting an ignition device in high-speed rotating production equipment, forging equipment, a centrifugal machine, aerospace equipment and an automatic carrier, however, most of the existing starters adopt a sensor to generate a starting signal, the signal is weak and needs to be amplified, and a special power supply (such as a thermal battery or a chemical battery) needs to be externally connected to generate a current signal to an integrated circuit, so that real passive starting cannot be realized. Although there are passive starters capable of realizing passive starting in the prior art, such passive starters generally use compressed gas or rely on chemical substance change to generate an electric signal for triggering starting, and the specific structure and control method thereof are complex, and have high requirements on triggering conditions, resulting in a narrow application range. In addition, no passive starter using acceleration or deceleration as trigger conditions exists in the prior art.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a motor type passive starter which has a simple and compact structure and a small volume, can generate an electric signal for triggering starting under the condition of acceleration or deceleration to realize passive starting, and can adjust the triggering condition according to actual requirements to achieve the purpose of adjusting the output electric signal. The technical scheme is as follows:
a motor-type passive starter is characterized in that: the coil winding device comprises a sealed cylindrical shell, an insulating winding post, a spring fixing piece, a tension spring, magnetic steel, a coil winding, a resistor and two outgoing lines; the insulating winding post is fixedly arranged in the cylindrical shell along the axial direction of the cylindrical shell; the coil winding is wound on the outer peripheral surface of the rear part of the insulating winding post; a sliding channel which axially penetrates through two ends of the insulating wrapping post is arranged in the insulating wrapping post; the spring fixing piece is arranged at the opening at the rear end of the sliding channel; the tension spring and the magnetic steel are both arranged in the sliding channel, the rear end of the tension spring is connected with the spring fixing piece, the front end of the tension spring is connected with the rear end of the magnetic steel, the sum of the lengths of the tension spring and the magnetic steel is smaller than the length of the sliding channel, and the front end and the rear end of the magnetic steel are respectively provided with an N pole and an S pole; the resistance is connected with two ends of the coil winding to form a closed loop, and the two outgoing lines are respectively connected with two ends of the resistance and extend out of the cylindrical shell.
The motor type passive starter is applied to an object moving at a high speed, when the object moves in an acceleration or deceleration way, the magnetic steel moves in the sliding channel under the action of inertia and compresses or stretches the tension spring, when the acceleration or deceleration movement is removed, the magnetic steel is ejected forwards from the sliding channel corresponding to the coil winding under the action of the tension spring, or the tension spring is compressed from front to back to enter the sliding channel corresponding to the coil winding and then ejected forwards from back, in the process, the magnetic flux in the coil winding continuously changes, electromotive force is generated at two ends of the coil winding and is output by the outgoing lines, the outgoing lines are connected to a switching circuit needing to be controlled, the on-off of the switching circuit can be controlled, the starting effect is achieved, of course, the acceleration and deceleration are instantly completed due to the fact that the acceleration and deceleration of some objects are large, the current generated by the motor type passive starter is also larger, and can be directly used as the starting current of the micro motor. The motor type passive starter is only composed of a cylindrical shell, an insulating winding post, a spring fixing piece, a tension spring, magnetic steel, a coil winding and two outgoing lines, has a simple and compact structure and a small volume, can be applied to various high-speed moving objects, such as high-speed rotating production equipment, forging equipment, a centrifugal machine, bullets for shooting training and the like, and even can be applied to starting ignition devices in aerospace equipment and automatic delivery vehicles. The motor type passive starter can adjust the elastic coefficient and the length of the tension spring and the mass of the magnetic steel according to the practical application, particularly the practical conditions of acceleration, deceleration, gravitational acceleration and the like, so as to achieve the purpose of adjusting the output electric signal; in addition, the control of a rectification circuit can be added to intercept positive or negative electric signals as starting signals, a filter circuit can be added to filter high-frequency weak signals generated during back-and-forth vibration, and a comparator or other shaping circuits can be added to convert generated positive and dark waves into square wave starting signals.
In the preferred scheme, the cross-sectional shapes of the tension spring, the magnetic steel and the sliding channel are all circular.
In a further preferred scheme, the outer diameters of the tension spring and the magnetic steel are matched with the inner diameter of the sliding channel. Through setting the external diameter of tension spring, magnet steel to the internal diameter phase-match of slip passageway, the slip passageway plays better direction and tub positive effect to the motion of tension spring, magnet steel, makes the motion of tension spring, magnet steel more steady.
In a preferable scheme, an annular winding groove is formed in the outer peripheral surface of the rear portion of the insulating winding post, and the coil winding is wound in the annular winding groove. By adopting the structure, the coil winding can be limited by the annular winding slot, and the stability of the whole structure is enhanced.
In a preferable scheme, the motor type passive starter further comprises a metal connecting cylinder, the front end of the metal connecting cylinder is a closed end, the rear end of the metal connecting cylinder is an open end, the rear end of the metal connecting cylinder is sleeved on the outer side of the front portion of the insulating winding post, and an inner cavity of the metal connecting cylinder forms an extension section of the sliding channel. By adopting the structure, the length of the insulating winding post can be properly reduced, the metal connecting cylinder is added and is used as the extension section of the sliding channel, and on the basis of ensuring that the movement of the magnetic steel is not limited by the front end, the magnetic field is shielded at the extension section of the sliding channel, so that a plurality of messy weak electric signals are reduced.
In a further preferred scheme, the motor type passive starter further comprises a locking screw; the metal connecting cylinder is sleeved in the front part of the cylindrical shell, a connecting through hole is formed in the front end of the cylindrical shell, a locking screw hole is formed in the front end of the metal connecting cylinder, a screw rod of the locking screw penetrates through the connecting through hole and is in threaded connection with the locking screw hole, and the front end of the cylindrical shell is clamped by the head of the metal connecting cylinder and the head of the locking screw together. By adopting the structure, the metal connecting cylinder can be fixedly arranged in the cylindrical shell through the locking screw, so that the metal connecting cylinder is simpler and more convenient to install.
In a further preferable scheme, the outer side wall of the metal connecting cylinder is provided with a guide positioning groove, and the inner side wall of the cylindrical shell is provided with a guide positioning strip matched with the guide positioning groove. By adopting the structure, the installation of the metal connecting cylinder is simpler and more convenient through the matching between the guide positioning strip and the guide positioning groove, and the relative position between the metal connecting cylinder and the cylindrical shell is stable after the installation.
Generally, the cylindrical shell and the metal connecting cylinder are made of stainless steel, and the insulating winding post is made of plastic. The material of tube-shape shell, metal connecting cylinder adopts the stainless steel, can shield the influence of external magnetic field, avoids producing mixed and disorderly signal of telecommunication.
In a preferable scheme, the motor-type passive starter further comprises two output terminals, the two output terminals are arranged on the outer peripheral surface of the front portion of the insulating winding post, the two output terminals are respectively connected with two ends of the coil winding through electric wires, and the two outgoing lines are respectively connected with the two output terminals.
The motor type passive starter is composed of a cylindrical shell, an insulating winding post, a spring fixing piece, a tension spring, magnetic steel, a coil winding and two outgoing lines, has simple and compact structure and small volume, can be applied to various high-speed moving objects, such as high-speed rotating production equipment, forging and pressing equipment, a centrifugal machine, bullets for shooting training and the like, and even can be applied to starting ignition devices in aerospace equipment and automatic delivery vehicles; the motor type passive starter can adjust the elastic coefficient and the length of the tension spring and the mass of the magnetic steel according to the practical application, particularly the practical conditions of acceleration, deceleration, gravitational acceleration and the like, so as to achieve the purpose of adjusting the output electric signal; in addition, the control of a rectification circuit can be added to intercept positive or negative electric signals as starting signals, a filter circuit can be added to filter high-frequency weak signals generated during back-and-forth vibration, and a comparator or other shaping circuits can be added to convert generated positive and dark waves into square wave starting signals.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the present invention.
Detailed Description
As shown in fig. 1, the motor-type passive starter includes a sealed cylindrical housing 1, an insulating winding post 2, a spring fixing member 3, a tension spring 4, magnetic steel 5, a coil winding 6, a resistor (not shown in the figure), and two outgoing lines 8; the insulating winding post 2 is fixedly arranged in the cylindrical shell 1 along the axial direction of the cylindrical shell 1; the coil winding 6 is wound on the outer peripheral surface of the rear part of the insulating winding post 2; the insulating wrapping post 2 is internally provided with a sliding channel 2 which axially penetrates through two ends of the insulating wrapping post 2; the spring fixing piece 3 is arranged at the opening at the rear end of the sliding channel 21; the tension spring 4 and the magnetic steel 5 are both arranged in the sliding channel 21, the rear end of the tension spring 4 is connected with the spring fixing part 3, the front end of the tension spring 4 is connected with the rear end of the magnetic steel 5, the sum of the lengths of the tension spring 4 and the magnetic steel 5 is smaller than the length of the sliding channel 21, and the front end and the rear end of the magnetic steel 5 are respectively provided with an N pole and an S pole; the resistor is connected with two ends of the coil winding 6 to form a closed loop, and two outgoing lines 8 are respectively connected with two ends of the resistor and extend out of the cylindrical shell 1.
In the present embodiment, the cross-sectional shapes of the tension spring 4, the magnetic steel 5 and the sliding channel 21 are all circular; the outer diameters of the tension spring 4 and the magnetic steel 5 are matched with the inner diameter of the sliding channel 21. Through setting up tension spring 4, magnet steel 5's external diameter to slide channel 21's internal diameter phase-match, slide channel 21 plays better direction and tub positive effect to tension spring 4, magnet steel 5's motion, makes tension spring 4, magnet steel 5's motion more steady.
In the present embodiment, the insulating winding leg 2 is provided with an annular winding groove 22 on the outer peripheral surface of the rear portion thereof, and the coil winding 6 is wound in the annular winding groove 22. With this structure, the coil winding 6 can be limited by the annular winding groove 22, and the stability of the whole structure is enhanced.
The motor-type passive starter of this embodiment still includes metal connecting cylinder 9, and the front end of metal connecting cylinder 9 is the blind end, and the rear end of metal connecting cylinder 9 is the open end, and the rear end of metal connecting cylinder 9 cup joints in the anterior outside of insulating wrapping post 2, and the inner chamber of metal connecting cylinder 9 constitutes sliding channel 21's extension section 211. By adopting the structure, the length of the insulating winding post 2 can be properly reduced, the metal connecting cylinder 9 is added to serve as the extension section 211 of the sliding channel 21, and on the basis of ensuring that the movement of the magnetic steel 5 is not limited by the front end, the magnetic field is shielded at the extension section 211 of the sliding channel 21, so that a plurality of messy weak electric signals are reduced.
The metal connecting cylinder 9 is sleeved in the front part of the cylindrical shell 1; the outer side wall of the metal connecting cylinder 9 is provided with a guide positioning groove 91, and the inner side wall of the cylindrical shell 1 is provided with a guide positioning strip 11 matched with the guide positioning groove 91; the motor type passive starter further comprises a locking screw 12, a connecting through hole 13 is formed in the front end of the cylindrical shell 1, a locking screw hole 92 is formed in the front end of the metal connecting cylinder 9, a screw rod of the locking screw 12 penetrates through the connecting through hole 13 and is in threaded connection with the locking screw hole 92, and the front end of the cylindrical shell 1 is clamped by the head of the metal connecting cylinder 9 and the head of the locking screw 12 together. By adopting the structure, the metal connecting cylinder 9 can be more simply and conveniently installed through the matching between the guide positioning strip 11 and the guide positioning groove 91, and the relative position between the metal connecting cylinder 9 and the cylindrical shell 1 is stable after the metal connecting cylinder 9 is installed; and then the metal connecting cylinder 9 is fixedly arranged in the cylindrical shell 1 through the locking screw 12, so that the metal connecting cylinder 9 is simpler and more convenient to install.
The cylindrical shell 1 and the metal connecting cylinder 9 are made of stainless steel, and the insulating winding post 2 is made of plastic. The tubular shell 1 and the metal connecting cylinder 9 are made of stainless steel, so that the influence of an external magnetic field can be shielded, and the generation of disordered electric signals is avoided.
The motor type passive starter is applied to an object moving at a high speed, when the object moves at an acceleration or deceleration speed, the magnetic steel 5 moves in the sliding channel 21 and compresses or stretches the tension spring 4 under the action of inertia, when the acceleration or deceleration motion is removed, under the action of the tension spring 4, the magnetic steel 5 is ejected forwards from the back of the sliding channel 21 corresponding to the coil winding 6, or the tension spring 4 is compressed from front to back and enters the sliding channel 21 corresponding to the coil winding 6 and then is ejected forwards from back, in the process, the magnetic flux in the coil winding 6 changes, electromotive force is generated at two ends of the coil winding 6 and is output by the outgoing line 8, the outgoing line 8 is connected to a switching circuit needing to be controlled, the on-off of the switching circuit can be controlled, the starting function is achieved, certainly, the acceleration and deceleration of some objects are larger, the acceleration and the deceleration are completed instantly, the current generated by the motor type passive starter is also larger, and the motor type passive starter can be directly used as the starting current of the micro motor. The motor type passive starter is only composed of a cylindrical shell 1, an insulating winding post 2, a spring fixing piece 3, a tension spring 4, magnetic steel 5, a coil winding 6 and two outgoing lines 8, has a simple and compact structure and a small volume, can be applied to various high-speed moving objects, such as high-speed rotating production equipment, forging equipment, a centrifugal machine, bullets for shooting training and the like, and even can be applied to starting ignition devices in aerospace equipment and automatic vehicles. The motor type passive starter can adjust the elastic coefficient and the length of the tension spring 4 and the mass of the magnetic steel 5 according to the practical application, particularly the practical conditions of acceleration, deceleration, gravitational acceleration and the like, so as to achieve the purpose of adjusting the output electric signal; in addition, the control of a rectification circuit can be added to intercept positive or negative electric signals as starting signals, a filter circuit can be added to filter high-frequency weak signals generated during back-and-forth vibration, and a comparator or other shaping circuits can be added to convert generated positive and dark waves into square wave starting signals.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. A motor-type passive starter is characterized in that: the coil winding device comprises a sealed cylindrical shell, an insulating winding post, a spring fixing piece, a tension spring, magnetic steel, a coil winding, a resistor and two outgoing lines; the insulating winding post is fixedly arranged in the cylindrical shell along the axial direction of the cylindrical shell; the coil winding is wound on the outer peripheral surface of the rear part of the insulating winding post; a sliding channel which axially penetrates through two ends of the insulating wrapping post is arranged in the insulating wrapping post; the spring fixing piece is arranged at the opening at the rear end of the sliding channel; the tension spring and the magnetic steel are both arranged in the sliding channel, the rear end of the tension spring is connected with the spring fixing piece, the front end of the tension spring is connected with the rear end of the magnetic steel, the sum of the lengths of the tension spring and the magnetic steel is smaller than the length of the sliding channel, and the front end and the rear end of the magnetic steel are respectively provided with an N pole and an S pole; the resistance is connected with two ends of the coil winding to form a closed loop, and the two outgoing lines are respectively connected with two ends of the resistance and extend out of the cylindrical shell.
2. An electromechanical passive starter according to claim 1 characterised in that: the cross sections of the tension spring, the magnetic steel and the sliding channel are all circular.
3. An electromechanical passive starter according to claim 2 in which: the outer diameters of the tension spring and the magnetic steel are matched with the inner diameter of the sliding channel.
4. An electromechanical passive starter according to claim 1 characterised in that: and an annular winding groove is formed in the outer peripheral surface of the rear part of the insulating winding post, and the coil winding is wound in the annular winding groove.
5. An electromechanical passive starter according to any one of claims 1 to 4 in which: the motor type passive starter further comprises a metal connecting cylinder, the front end of the metal connecting cylinder is a closed end, the rear end of the metal connecting cylinder is an open end, the rear end of the metal connecting cylinder is sleeved on the outer side of the front portion of the insulating winding post, and the inner cavity of the metal connecting cylinder forms an extension section of the sliding channel.
6. An electromechanical passive starter according to claim 5 in which: the motor type passive starter also comprises a locking screw; the metal connecting cylinder is sleeved in the front part of the cylindrical shell, a connecting through hole is formed in the front end of the cylindrical shell, a locking screw hole is formed in the front end of the metal connecting cylinder, a screw rod of the locking screw penetrates through the connecting through hole and is in threaded connection with the locking screw hole, and the front end of the cylindrical shell is clamped by the head of the metal connecting cylinder and the head of the locking screw together.
7. An electromechanical passive starter according to claim 5 in which: the lateral wall of metal connecting cylinder is equipped with the direction constant head tank, the inside wall of tube-shape shell is equipped with the direction location strip with direction constant head tank matched with.
8. An electromechanical passive starter according to claim 5 in which: the cylindrical shell and the metal connecting cylinder are made of stainless steel, and the insulating winding post is made of plastic.
9. An electromechanical passive starter according to any one of claims 1 to 4 in which: the motor type passive starter further comprises two output terminals, the two output terminals are arranged on the outer peripheral face of the front portion of the insulating winding post, the two output terminals are connected with the two ends of the coil winding through electric wires respectively, and the two outgoing lines are connected with the two output terminals respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111277845.1A CN113904518A (en) | 2021-10-30 | 2021-10-30 | Motor type passive starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111277845.1A CN113904518A (en) | 2021-10-30 | 2021-10-30 | Motor type passive starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113904518A true CN113904518A (en) | 2022-01-07 |
Family
ID=79027964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111277845.1A Pending CN113904518A (en) | 2021-10-30 | 2021-10-30 | Motor type passive starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113904518A (en) |
-
2021
- 2021-10-30 CN CN202111277845.1A patent/CN113904518A/en active Pending
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