CN115441685A

CN115441685A - Passive automatic reset pulse voltage generating device and generating method thereof

Info

Publication number: CN115441685A
Application number: CN202211014341.5A
Authority: CN
Inventors: 钟坤; 杜忠华; 田晨; 姜原; 王天歌; 晏超阳
Original assignee: Zhenjiang Hongyuntong Technology Co ltd
Current assignee: Zhenjiang Hongyuntong Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-12-06

Abstract

The invention relates to a passive automatic reset pulse voltage generating device and a generating method thereof, relating to the field of magnetic induction power generation and comprising a shell, a reset sliding sleeve, a coil assembly, a magnetic core assembly and a complex limiting assembly; one end of the shell is provided with a circular accommodating cavity in a penetrating manner, an annular round table is formed in the circular accommodating cavity, first threads are arranged on the annular round table, and a counter bore is formed in the middle of the annular round table; the reset sliding sleeve is in embedded sliding fit with one penetrating end of the shell, and a third accommodating cavity is formed in the reset sliding sleeve; the coil assembly is arranged on the annular circular truncated cone and used for forming a loop and limiting magnetic field divergence. The magnetic core cutting coil and the reset can be controlled by adopting press driving, nested connection and matching of double springs with a four-side slot switch; the push type mechanical power generation is adopted, the spring is matched, the automatic reset can be realized, long-time and repeated stable pulse power generation can be provided, and the advantages of small difference, quick response, pure mechanical action, suitability for various climatic environments and the like are achieved.

Description

Passive automatic reset pulse voltage generating device and generating method thereof

Technical Field

The invention relates to the field of magnetic induction power generation, in particular to a passive automatic reset pulse voltage generating device and a generating method thereof.

Background

Electric energy is indispensable in modern society, but in production and life, many scenes still have not had the condition of having the power supply certainly at present, need passive self-power scheme to solve the problem this time, in large-scale application scene, can utilize methods such as solar energy power generation to solve the problem to a certain extent, but in small and miniature electrical apparatus, equipment field, suitable efficient solution does not exist at present.

Currently used methods such as hand cranking power generation, piezoelectric material power generation, thermoelectric power generation, and the like, and these methods and applications have the following disadvantages:

1) The requirement on the temperature of the use environment is high, the use range is narrow, and the continuity, the persistence and the stability of power supply are poor;

2) The generated electric energy is very small, the duration is short, and a high-power scene cannot be used, so that the application range is small;

3) The structure is too bulky, the space required by installation is large, the movement space required by operating equipment is large, and the small application is not realized;

4) The reliability and the protection capability are poor, the violent damage is not resisted, and the waterproof and dustproof effects are poor.

Disclosure of Invention

The purpose of the invention is as follows: the present invention provides a passive automatic reset pulse voltage generating device and a generating method thereof to solve the above problems in the prior art.

The technical scheme is as follows: a passive automatic reset pulse voltage generating device comprises a shell, a reset sliding sleeve, a coil assembly, a magnetic core assembly and a complex limiting assembly;

the screw thread cutting machine comprises a shell, wherein a circular containing cavity is formed in one end of the shell in a penetrating mode, an annular round table is formed in the circular containing cavity, first threads are arranged on the annular round table, and a counter bore is formed in the middle of the annular round table;

the resetting sliding sleeve is embedded and matched with one penetrating end of the shell in a sliding manner, and a third accommodating cavity is formed in the resetting sliding sleeve;

the coil assembly is arranged on the annular circular truncated cone and used for forming a loop and limiting magnetic field divergence;

the magnetic core assembly is arranged in the third accommodating cavity, is positioned in the middle of the coil assembly and is used for cutting the coil assembly and generating pulse voltage;

and the complex limiting assembly is correspondingly arranged on the shell, the reset sliding sleeve, the coil assembly and the magnetic core assembly and is used for controlling complex limiting.

In a further embodiment, the magnetic core assembly comprises a magnetic core shell, a plurality of shims, and a plurality of magnets;

the magnetic core shell is arranged in the shell and the reset sliding sleeve in a sliding manner;

the magnetic core shell is provided with a plurality of spacers, the spacers are arranged at one end of the magnetic core shell close to the shell, and the other ends of the spacers are abutted with the magnet bases;

and the magnets are arranged among the gaskets at intervals.

In a further embodiment, the coil assembly includes a coil shield, a coil shield cover, and a coil;

the coil shielding cover is arranged on the annular circular truncated cone;

the coil shielding cover is matched with the first threads, a coil is wrapped between the coil shielding cover and the coil shielding cover, and the coil is matched with the coil shielding cover and the coil shielding cover to form a loop.

In a further embodiment, the complex limiting assembly comprises a pressing cover, a lower spring and an upper spring;

the pressing cover is arranged at one end of the reset sliding sleeve, which is far away from the shell;

the lower spring is arranged in the third accommodating cavity, and two ends of the lower spring are respectively abutted against the pressing cover and the magnetic core shell;

and the upper spring is arranged in the circular accommodating cavity, and two ends of the circular accommodating cavity are respectively abutted against the reset sliding sleeve and the coil shielding cover and used for realizing reset by matching with the lower spring.

In a further embodiment, the magnetic core shell comprises a first boss, a second through hole and a second accommodating cavity;

the first boss is used for sleeving the lower spring;

the second through hole is formed in the middle of the magnetic core shell and used for mounting a part of the complex limiting assembly;

the second holds the chamber, sets up in the one side of first boss is kept away from to the magnetic core shell for lay gasket, magnet and coil, in this application, the magnetic core shell is made for soft material, and its appearance is the syllogic, and first boss is stretched out to the upper end for the cover puts down the spring, and the other end butt of lower spring is inboard in the press cover, and the second through-hole is established at magnetic core shell middle part, and the internal diameter slightly is less than the spacer pin external diameter, and the two adopts the interference installation, holds the chamber at magnetic core shell lower extreme in addition second for lay gasket, magnet and magnet seat.

In a further embodiment, the complex limiting assembly further comprises a limiting screw and a limiting pin;

the limiting screw is arranged on the resetting sliding sleeve and is used for limiting the resetting sliding sleeve to move axially;

and the outer diameter of the limiting pin is slightly larger than the inner diameter of the second through hole, and the limiting pin is in interference installation with the magnetic core shell through the second through hole.

In a further embodiment, the reset sliding sleeve comprises a threaded circular truncated cone, a threaded hole, a second boss and a quadrilateral groove-shaped switch;

the threaded circular truncated cone is arranged at the upper end of the reset sliding sleeve and is used for connecting the pressing cover;

the threaded hole is formed in the middle of the reset sliding sleeve and used for mounting a limit screw;

the second boss is arranged at the lower part of the reset sliding sleeve and used for installing an upper spring;

the four sides slot switch sets up in reset sliding sleeve central authorities just are mirror symmetry for the reciprocating sliding of cooperation spacer pin realization magnetic core subassembly, in this application, reset sliding sleeve material is the corrosion-resistant alloy that excels in, establishes the third and holds the chamber in and be used for laying the magnetic core subassembly, and the outside nestification is in the circular chamber that holds on the casing, and here is required to its interior surface roughness Ra and is less than or equal to 3.2 mu m.

In a further embodiment, the housing is provided with a first through hole for receiving a lead of the coil.

In a further embodiment, the shell is provided with a waist-shaped through groove for matching with a limit screw on the reset sliding sleeve to realize axial limit, so that the reset sliding sleeve slides in a reciprocating manner along the axial direction;

still set up the L type that is mirror symmetry on the casing and lead to the groove for provide the direction for the spacer pin, realize that magnetic core assembly's L type removes.

A generation method of a passive automatic reset pulse voltage generation device comprises the following steps:

s1, pressing down a pressing cover through external force, so that after a lower spring is extruded to deform and is lowered to a preset position, the upper edge of a quadrilateral groove-shaped switch on a reset sliding sleeve pushes a magnetic core assembly and a limiting pin to separate from limiting;

s2, releasing the magnetic core assembly under the action of the elastic force of the upper spring, and pushing the magnetic core assembly to move linearly along the inner wall of the shell under the coordination of a limiting screw to generate pulse voltage for a high-speed cutting coil;

s3, after the action is finished, removing the external force;

and S4, the magnetic core assembly is jacked up by the lower spring, and the magnetic core assembly is pushed to return to reset along the L shape by the lower edge of the four-edge slotted switch under the action of elasticity.

Has the beneficial effects that: the invention relates to a passive automatic reset pulse voltage generating device and a generating method thereof.A magnetic core cutting coil can be controlled and reset by adopting press driving, nested connection and matching of a double spring and a quadrilateral groove-shaped switch; the push type mechanical power generation is adopted, the automatic reset can be realized by matching with a spring, long-time and multiple stable pulse power generation can be provided, and the advantages of small difference, quick response, pure mechanical action, suitability for various climatic environments and the like are achieved; the large coil and the high-strength magnet are adopted, the single pulse voltage is up to 30V, the duration of the single pulse is up to 0.4 second, and the large current of up to 10A can be supplied; meanwhile, the invention has the outer diameter smaller than that of the unitary coin, is compactly designed in the height direction, is suitable for miniaturization and popularization, adopts an alloy shell, has light weight, high strength, military-level process, is suitable for various environments, has good three-proofing performance and has the attribute of 'simplification and practicability'.

Drawings

Fig. 1 is a cross-sectional view of the present invention in a compressed state.

Fig. 2 is a sectional view of the present invention in an open state.

Fig. 3 is a schematic structural diagram of the whole of the present invention.

Fig. 4 is a schematic structural diagram of the housing of the present invention.

Fig. 5 is a schematic structural view of a magnetic core shell of the present invention.

Fig. 6 is a schematic structural view of the resetting sliding sleeve of the invention.

The various reference numbers in the figures are: 1. the magnetic core type magnetic switch comprises a shell, a first through hole 1a, a kidney-shaped through groove 1b, a 1c.L-shaped through groove 1d, a circular containing cavity 1e, first threads 1f, an annular circular truncated cone 1g, a counter bore 1g, a gasket 2, a magnet 3, a coil 4, a coil shielding cover 5, a magnetic core shell 6, a first boss 6a, a second through hole 6b, a second containing cavity 6c, an upper spring 7, a limit screw 8, a reset sliding sleeve 9, a third containing cavity 9a, a threaded circular truncated cone 9b, a threaded hole 9c, a second boss 9d, a four-side groove-shaped switch 9e, a magnet pressing cover 10, a lower spring 11, a limit pin 12, a coil shielding cover 13 and a coil seat 14.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.

The applicant believes that the methods and applications currently used, such as hand cranking, piezoelectric material generation, thermoelectric generation, etc., suffer from the following drawbacks: 1) The requirement on the temperature of the use environment is high, the use range is narrow, and the continuity, the persistence and the stability of power supply are poor; 2) The generated electric energy is very small, the duration is short, and a high-power scene cannot be used, so that the application range is small; 3) The structure is too bloated and unreasonable, the space required by installation is large, the activity space required by operating equipment is large, and the small application is not realized; 4) The reliability and the protective capability are poor, the violent damage is not resisted, and the waterproof and dustproof effects are poor.

To this end, the applicant proposes a passive automatic reset pulse voltage generating device and a generating method thereof, wherein the passive automatic reset pulse voltage generating device, as shown in fig. 1 to 6, comprises a housing 1, a reset sliding sleeve 9, a coil assembly, a magnetic core assembly and a complex limiting assembly.

Wherein, casing 1 one end is run through and is seted up circular chamber 1d that holds, and circular chamber 1d that holds is formed with annular round platform 1f, is provided with first screw thread 1e on the annular round platform 1f, and counter bore 1g has been seted up at annular round platform 1f middle part.

Specifically, casing 1 is the corrosion-resistant alloy material that excels in, and circular chamber 1d that holds sets up in it for set up coil pack and magnetic core subassembly etc. counter bore 1g is seted up in the annular round platform 1f department in the bottom center of casing 1 for leave the activity space for the magnetic core subassembly, and annular round platform 1f is used for laying coil 4, and first screw thread 1e is used for screwing of coil 4.

Sliding fit is inlayed to one end that resets sliding sleeve 9 and casing 1 run through, is formed with the third in the sliding sleeve 9 that resets and holds chamber 9a.

The coil assembly is arranged on the annular circular truncated cone 1f and used for forming a loop and limiting magnetic field divergence.

The magnetic core assembly is arranged in the third accommodating cavity 9a and located in the middle of the coil assembly, and is used for cutting the coil assembly and generating pulse voltage.

The complex limit component is correspondingly arranged on the shell 1, the reset sliding sleeve 9, the coil component and the magnetic core component and used for controlling complex limit.

As shown in fig. 1-2, the magnetic core assembly includes a magnetic core case 6, a plurality of spacers 2, and a plurality of magnets 3.

Wherein, the magnetic core shell 6 is arranged in the shell 1 and the reset sliding sleeve 9 in a sliding way.

The plurality of gaskets 2 are arranged at one end of the magnetic core shell 6 close to the shell 1, and the other ends of the plurality of gaskets 2 are abutted with the magnet seat 14.

The plurality of magnets 3 are disposed at intervals between the plurality of spacers 2.

In this application, gasket 2 is equipped with threely, and magnet 3 is equipped with two, and it distributes to be that the two 3 mutual repulsion clip-types of magnet of three gaskets 2, terminal butt magnet seat 14 hold the chamber 1d end in the circular shape and adopt plastic deformation to wrap tightly for magnetic core shell 6, gasket 2, magnet 3 and magnet seat 14 constitute the magnetic core subassembly jointly.

As shown in fig. 1-2, the coil assembly includes a coil shield 13, a coil shield cover 5, and a coil 4.

Wherein, the coil shielding case 13 is disposed on the annular circular truncated cone 1f.

The coil shielding cover 5 is matched with the first threads 1e, the coil 4 is wrapped between the coil shielding cover 5 and the coil shielding cover 13, and the coil 4 is matched with the coil shielding cover 13 and the coil shielding cover 5 to form a loop.

In this application, the coil pack cover is established in the magnetic core subassembly outside, comprises coil shield cover 13, coil 4, coil shield lid 5, and coil shield cover 13 and coil shield lid 5 are high magnetic conduction material, and the two cladding coil 4 constitutes the return circuit, and the restriction magnetic field is dispersed, and whole coil pack lays on annular round platform 1f, and upper portion leans on coil shield lid 5 screw thread to connect soon to compress tightly.

As shown in fig. 1-2, the complex limiting assembly includes a pressing cap 10, a lower spring 11 and an upper spring 7.

The pressing cover 10 is disposed at an end of the reset sliding sleeve 9 away from the housing 1.

The lower spring 11 is disposed in the third accommodating chamber 9a, and both ends of the lower spring are respectively abutted against the pressing cap 10 and the magnetic core case 6.

The upper spring 7 is arranged in the circular accommodating cavity 1d, and two ends of the upper spring are respectively abutted against the reset sliding sleeve 9 and the coil shielding cover 5, so that the upper spring is matched with the lower spring 11 to realize reset.

In this application, go up spring 7 and be the stainless steel material that excels in, one end cup joints on second boss 9d, and the other end is laid in coil shield cover 13 top.

As shown in fig. 5, the magnetic core case 6 includes a first boss 6a, a second through hole 6b, and a second accommodation chamber 6c.

Wherein the first boss 6a is used to house the down spring 11.

The second through hole 6b is opened in the middle of the magnetic core shell 6 and used for installing a part of the complex limiting component.

The second accommodating cavity 6c is opened on one surface of the magnetic core case 6 far away from the first boss 6a, and is used for accommodating the gasket 2, the magnet 3 and the coil 4.

In this application, magnetic core shell 6 is made for soft material, and its appearance is the syllogic, and first boss 6a is stretched out to the upper end for the cover puts down spring 11, and lower spring 11's other end butt is inboard in the press cover 10, and second through-hole 6b is established at 6 middle parts of magnetic core shell, and the internal diameter slightly is less than spacer pin 12 external diameters, and the two adopts the interference fit installation, holds chamber 6c at 6 lower extremes of magnetic core shell in addition the second, is used for laying gasket 2, magnet 3 and magnet seat 14.

As shown in fig. 1-2, the complex limiting assembly further comprises a limiting screw 8 and a limiting pin 12.

Wherein, stop screw 8 is installed on the sliding sleeve 9 that resets for the restriction resets sliding sleeve 9 and carries out axial motion.

The outer diameter of the limit pin 12 is slightly larger than the inner diameter of the second through hole 6b, and the limit pin 12 is installed with the magnetic core shell 6 in an interference mode through the second through hole 6b.

As shown in fig. 6, the reset sliding sleeve 9 includes a thread round table 9b, a threaded hole 9c, a second boss 9d and a quadrilateral slot switch 9e.

Wherein, the thread round platform 9b is arranged at the upper end of the reset sliding sleeve 9 and is used for connecting the pressing cover 10.

The threaded hole 9c is arranged in the middle of the reset sliding sleeve 9 and used for installing a limit screw 8.

The second boss 9d is disposed at the lower part of the reset sliding sleeve 9 for installing the upper spring 7.

The quadrilateral groove-shaped switch 9e is arranged in the center of the reset sliding sleeve 9 and is in mirror symmetry, and is used for matching with the limiting pin 12 to realize the reciprocating sliding of the magnetic core assembly.

In the application, the reset sliding sleeve 9 is made of high-strength corrosion-resistant alloy, a third accommodating cavity 9a is formed in the reset sliding sleeve and used for accommodating the magnetic core assembly, the outer portion of the reset sliding sleeve is nested in a circular accommodating cavity 1d in the shell 1, and the roughness of the inner surface and the outer surface of the reset sliding sleeve is Ra (Ra) being less than or equal to 3.2 micrometers.

In addition, in order to popularize the application of generating electricity certainly in little micro-device field, this application is through pressing the drive, nested formula is connected, two spring cooperation four sides slot form switch 9e control magnetic core assembly come cutting coil 4 and realize that it resets, combine to adopt push type machinery electricity generation, but cooperation spring automatic re-setting, but have repeatedly usable, the displacement is accurate, can provide long-time, many times stable pulse electricity generation, the difference is little, the response is fast, pure mechanical action is applicable to advantages such as various climatic environments, the problem of like product high to the environmental requirement has been solved, poor stability.

In addition, 500 turns of the high-density coil 4 and the high-strength magnet 3 are adopted, the voltage of a single pulse is up to 30V, the duration of the single pulse is up to 0.3 second, high-current and high-power activation and power supply can be realized, and the problems of small electric energy generation and short duration of similar products are solved.

Meanwhile, the outer diameter of the device is smaller than that of a unitary coin, and the device is compact in height direction, extremely simple in design and suitable for miniaturization and popularization. The alloy shell is adopted, so that the weight is light, the strength is high, the military-grade process is adopted, the three-proofing performance is good, the various environments are adapted, and the problem of the bloated structure of similar products is effectively solved.

As shown in fig. 4, the housing 1 is provided with a first through hole 1a for receiving a lead of the coil 4.

The shell 1 is provided with a waist-shaped through groove 1b for matching with a limit screw 8 on the reset sliding sleeve 9 to realize axial limit, so that the reset sliding sleeve 9 can slide in a reciprocating manner along the axial direction.

Still set up on casing 1 and be mirror symmetry's L type logical groove 1c for provide the direction for spacer pin 12, realize magnetic core assembly's L type and remove.

In this application, first through-hole 1a, waist shape lead to groove 1b, the logical groove 1c of L type all run through set up on 1 outer wall of casing and all be linked together with circular chamber 1d that holds.

In addition, compared with the prior art, the application has the following remarkable effects:

1. automatic resetting: the product of this application uses the dual spring drive, can be after pulse electricity generation at every turn from restoring to the throne, is fit for many times long-time service condition.

2. High power, long single pulse duration: the high-intensity magnet 3 is matched with the 500-turn high-density coil 4, the single pulse voltage is up to 30V, the single pulse duration is up to 0.3 second, and the high-power application can be driven.

3. Response is fast, stable durable: the high-strength spring is adopted, so that the excitation speed is high, the recovery performance is good, the durability is realized, the pure mechanical action is limited, the generated pulse voltage value is stable, and the difference value is small.

4. Light in weight, small: the main body is made of aluminum alloy, so that the weight of the product is greatly reduced, the outer diameter of the coin is smaller than that of a unitary coin, the compact design is made in the height direction, and the size is small.

5. Long service life, anti-interference, three proofings can be good: the key elements are made of stainless steel and high-strength aluminum alloy, so that the alloy is corrosion-resistant, wear-resistant, good in mechanical property and capable of being used for a long time. The interior of the box body is installed by adopting a military-level process, and the box body is strong in interference resistance, waterproof, dustproof and shockproof.

6. Easy adaptation and popularization: the design is extremely simple, the processing is simple, the cost is low, the method can be suitable for most of the existing products after optimization, and the mass use is easy to realize.

Based on the technical scheme, the specific working process of the invention is as follows: the pressing cover 10 is pressed down through external force, so that after the spring 11 deforms and is reduced to a preset position under extrusion, the magnetic core assembly is pushed along the upper edge of the quadrilateral groove-shaped switch 9e on the reset sliding sleeve 9, the limiting pin 12 is disengaged from the limiting position, the magnetic core assembly is released under the elastic action of the upper spring 7, the magnetic core assembly is pushed to move linearly along the inner wall of the shell 1 under the matching of the limiting screw 8, the high-speed cutting coil 4 is generated to generate pulse voltage, after the action is completed, the external force is removed, the magnetic core assembly is jacked up by the lower spring 11, and the magnetic core assembly is pushed to return to reset along the L shape under the lower edge of the quadrilateral groove-shaped switch 9e under the elastic action.

As above, while the invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A passive automatic reset pulse voltage generating device, comprising:

2. A passive automatic reset pulse voltage generating device according to claim 1, wherein: the magnetic core assembly includes:

and the magnets are arranged among the spacers at intervals.

3. A passive automatic reset pulse voltage generating device according to claim 1, wherein: the coil component includes:

the coil shielding cover is arranged on the annular circular truncated cone;

4. A passive automatic reset pulse voltage generation device according to claim 1, wherein: the compound limiting assembly comprises:

5. A passive automatic reset pulse voltage generating device according to claim 2, wherein: the magnetic core shell includes:

the first boss is used for sleeving the lower spring;

the second holds the chamber, set up in the one side that first boss was kept away from to the magnetic core shell for lay gasket, magnet and coil.

6. A passive automatic reset pulse voltage generation device according to claim 5, wherein: the compound spacing subassembly still includes:

the limiting screw is arranged on the reset sliding sleeve and used for limiting the reset sliding sleeve to move axially;

7. A passive automatic reset pulse voltage generating device according to claim 1, wherein: the reset sliding sleeve comprises:

and the four-side groove-shaped switch is arranged in the center of the reset sliding sleeve, is in mirror symmetry, and is used for matching with the limiting pin to realize the reciprocating sliding of the magnetic core assembly.

8. A passive automatic reset pulse voltage generating device according to claim 1, wherein: the shell is provided with a first through hole for receiving a lead of the coil.

9. A passive automatic reset pulse voltage generating device according to claim 1, wherein: the shell is provided with a waist-shaped through groove for matching with a limit screw on the reset sliding sleeve to realize axial limit, so that the reset sliding sleeve can slide in a reciprocating manner along the axial direction;

10. A generation method of a passive automatic reset pulse voltage generation device is characterized by comprising the following steps:

s3, after the action is finished, removing the external force;

and S4, the magnetic core assembly is jacked up by the lower spring, and the magnetic core assembly is pushed to return to reset along the L shape by the lower edge of the quadrilateral groove-shaped switch under the action of elasticity.