CN215956243U - Self-generating device and signal transmitter - Google Patents

Abstract

The utility model relates to a from the technical field of electricity generation, especially, relate to a from power generation facility and signal transmitter. The self-generating device comprises a permanent magnet assembly, a coil assembly, an iron core and an elastic reset piece, wherein a communication channel is arranged in the coil assembly, a swinging fulcrum is arranged in the communication channel, and the iron core is inserted in the communication channel and can swing up and down in the communication channel around the swinging fulcrum; the permanent magnet assembly wraps the outer side of the coil assembly, two different magnetic pole portions are formed in the extending direction of the communicating channel, the iron core is in contact with the two magnetic pole portions in an up-and-down swinging process in an alternating mode, and the elastic reset piece is connected with the iron core and used for driving the iron core to swing up and down in the communicating channel under the action of external force. The self-generating device changes the direction of the magnetic induction line of the iron core so as to cause the change of magnetic flux and further form induction current in the process that the iron core is contacted with different magnetic pole parts alternately, and the problem that the battery needs to be replaced more continuously by the traditional signal transmitter is solved.

Description

Self-generating device and signal transmitter

Technical Field

The utility model relates to a from the technical field of electricity generation, especially, relate to a from power generation facility and signal transmitter.

Background

With the progress of science and technology, the traditional wired signal transmitter is gradually replaced by the wireless signal transmitter, so that the restriction of wired layout is reduced, and more wireless signal transmitters are produced.

The traditional wireless signal transmitting device still adopts a built-in battery form to realize the supply of signal transmitting energy, and no matter a rechargeable battery or a disposable battery can not be used for powering up the wireless transmitting device again for driving. This not only causes waste of the battery and environmental pollution, but also brings certain inconvenience to the user.

Disclosure of Invention

To solve the above technical problem or at least partially solve the above technical problem, the present disclosure provides a self power generation device and a signal transmitter.

The invention provides a self-generating device which comprises a permanent magnet assembly, a coil assembly, an iron core and an elastic reset piece, wherein a communication channel is arranged in the coil assembly, the communication channel is provided with a swinging fulcrum, and the iron core is inserted in the communication channel and can swing up and down in the communication channel around the swinging fulcrum; the permanent magnet assembly is wrapped on the outer side of the coil assembly, two magnetic pole parts with opposite polarities are formed in the extending direction of the communicating channel, and the iron core is alternately contacted with the two magnetic pole parts in the process of swinging up and down; the elastic reset piece is connected with the iron core and used for driving the iron core to swing up and down in the communicating channel under the action of external force.

Optionally, the inside installation space that is equipped with of permanent magnet subassembly, coil pack locates in the installation space, just on the permanent magnet subassembly with be equipped with the intercommunication mouth on the relative lateral wall of tip of intercommunication passageway, the intercommunication mouth with the intercommunication passageway sets up relatively, the iron core is followed intercommunication mouth department inserts in the UNICOM passageway, just permanent magnet subassembly is located the part of the upper and lower both sides of intercommunication mouth forms two respectively magnetic pole portion.

Optionally, the permanent magnet assembly comprises a permanent magnet and a magnetic conduction piece, a notch is formed in the side wall of one side of the magnetic conduction piece, and the permanent magnet is embedded into the notch.

Optionally, the two magnetic pole portions are formed on the magnetic conductive member, and the magnetic conductive member is made of a soft magnetic material.

Optionally, the communication channel includes a first channel section and a second channel section located on two sides of the swing fulcrum, and the minimum distance between the first channel section and the minimum distance between the second channel section are both greater than the distance between the swing fulcrum and the swing fulcrum.

Optionally, at least one of the first channel segment and the second channel segment is an equidistant segment.

Optionally, at least one of the first channel section and the second channel section is a flared section with a gradually increasing distance from the swing fulcrum to the end.

Optionally, the distance between the communication channels at the swing fulcrum is equal to the thickness of the iron core.

Optionally, the iron core further comprises a connecting piece, one end of the connecting piece is connected with the iron core, and the other end of the connecting piece is connected with the elastic resetting piece.

The present disclosure also provides a signal transmitter, which is characterized by comprising the self-generating device as described in any one of the above.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

the self-generating device provided by the embodiment of the disclosure comprises a permanent magnet assembly, a coil assembly, an iron core and an elastic reset piece, wherein a communication channel is arranged in the coil assembly, a swing fulcrum is arranged in the communication channel, and the iron core is inserted in the communication channel and can swing up and down in the communication channel around the swing fulcrum; the permanent magnet assembly wraps the outer side of the coil assembly, two different magnetic pole portions are formed in the extending direction of the communicating channel, the iron core is in contact with the two magnetic pole portions in an up-and-down swinging process in an alternating mode, and the elastic reset piece is connected with the iron core and used for driving the iron core to swing up and down in the communicating channel under the action of external force. The self-generating device of the embodiment of the disclosure, wrap up coil pack through a permanent magnet subassembly and form a bigger magnetic field, the iron core is inserted and is established in coil pack, and luffing motion under the effect of external force and elasticity piece that resets, in-process alternative with two different magnetic pole portions contact of permanent magnet of luffing motion, in-process in the iron core contact of the different magnetic pole portions of permanent magnet subassembly in turn, thereby change the change of iron core magnetic induction line direction and then form induced current, overcome the problem that signal transmitter need more constantly change the battery in the past, environmental pollution and the waste of the energy have also been reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural view of a self-generating device according to some embodiments of the present disclosure;

FIG. 2 is a cross-sectional view of the self-generating device in a pressed state according to some embodiments of the present disclosure;

fig. 3 is a cross-sectional view of the self-generating device in an initial state according to some embodiments of the present disclosure.

Wherein, 1, permanent magnet; 2. a magnetic conductive member; 201. a first magnetic pole portion; 202. a second magnetic pole portion; 3. an iron core; 4. a coil; 5. a bobbin; 501. a communication channel; 6. an external function module; 7. an elastic reset member; 8. connecting sheets; 9. a connecting member.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

As shown in fig. 1 to 3, the embodiment of the present disclosure provides a self-generating device, including a permanent magnet assembly, a coil assembly, an iron core 3, and an elastic reset piece 7, where a communication channel 501 is provided in the coil assembly, a swing fulcrum 502 is provided in the communication channel 501, and the iron core 3 is inserted in the communication channel 501 and can swing up and down in the communication channel 501 around the swing fulcrum 502; the permanent magnet assembly wraps the outside of the coil assembly, and forms two different magnetic pole portions in the extending direction of the communicating channel 501, which are the first magnetic pole portion 201 and the second magnetic pole portion 202, one of the first magnetic pole portion 201 and the second magnetic pole portion 202 is an N pole, and the other is an S pole. The iron core 3 is alternately contacted with the first magnetic pole part 201 and the second magnetic pole part 202 in the process of swinging up and down; the elastic reset piece 7 is connected with the iron core 3 and used for driving the iron core 3 to swing up and down in the communicating channel 501 under the action of external force. Specifically, the communicating channel 501 penetrates through the coil assembly, the iron core 3 penetrates through the communicating channel 501, at least one end of the iron core 3 extends out of the communicating channel 501, the permanent magnet assembly forms a first magnetic pole portion 201 and a second magnetic pole portion 202 in the extending direction of the communicating channel 501, the iron core 3 is in contact with the first magnetic pole portion 201 under the action of external force, after the external force disappears, the iron core 3 resets under the action of the elastic resetting piece 7 and is in contact with the second magnetic pole portion 202, in the process that the iron core 3 is in alternate contact with different magnetic pole portions, the direction of a magnetic induction line on the iron core 3 is changed, so that the change of magnetic flux is caused, electromagnetic induction generates induction current on the coil 4, the problem that a traditional signal transmitter needs to continuously replace a battery is solved, and the waste of environmental pollution and energy is reduced.

Further, in some embodiments of the present disclosure, an installation space is provided inside the permanent magnet assembly, the coil assembly is provided in the installation space, a communication opening is provided on a side wall of the permanent magnet assembly opposite to the end portion provided with the communication channel 501, the communication opening is provided opposite to the communication channel 501, the iron core is inserted into the communication channel 501 from the communication opening, and portions of the permanent magnet assembly located on upper and lower sides of the communication opening form the first magnetic pole portion 201 and the second magnetic pole portion 202, respectively. Specifically, the form of permanent magnet subassembly is the rectangle framework, and wherein the inside cavity of permanent magnet subassembly forms installation space, and coil pack sets up in installation space, and the coil pack is wrapped up at four sides to the permanent magnet subassembly, forms a great magnetic field around coil pack, and coil pack is surrounded by this magnetic field. The permanent magnet assembly forms a communication opening on the side wall of one side or both sides opposite to the end of the communication channel 501 on the coil assembly, the communication opening is arranged right opposite to the communication channel 501 to ensure that the iron core 3 can be inserted into the communication channel 501 from the communication opening, and the parts of the permanent magnet assembly located on the upper side and the lower side of the communication opening form a first magnetic pole part 201 and a second magnetic pole part 202 respectively. Referring to fig. 2 and 3, in an embodiment of the present disclosure, the communication port is located at the right end of the communication channel 501, the portion of the permanent magnet assembly located above the communication port is an N pole, the portion of the permanent magnet assembly located below the communication port is an S pole, the right end of the iron core 3 penetrates out of the communication port, in an initial state, the right end of the iron core 3 is lifted under the action of the elastic reset member 7, the iron core 3 is in contact with the N pole, the direction of the magnetic induction line formed on the iron core 3 is leftward, when the iron core 3 is pressed, the right end of the iron core 3 is pressed, the left end of the iron core 3 is tilted, the right end of the iron core 3 is in contact with the S pole, at this time, the direction of the magnetic induction line on the iron core 3 is rightward, when the pressing disappears, the right end of the iron core 3 is tilted to be in contact with the N pole under the action of the elastic reset member 7, and during the process that the iron core 3 is in continuous contact with the N pole and the S pole, the direction of the magnetic field on the iron core 3 changes, thereby causing a change in the magnetic flux and thus an induced electromotive force, and thus, the correction and the energy storage through the circuit provide a sufficient signal for the energizing triggering module 6 to emit a signal. When the external force is released, the elastic reset piece 7 drives the iron core 3 to return to the initial position, that is, the iron core 3 resets to the position contacting with the N pole of the permanent magnet assembly. This self power generation device, through the switching contact with between the different magnetic poles of iron core 3 and permanent magnet subassembly, changed the direction and the magnetic flux of magnetism induction line in the iron core 3, including outside energy supply trigger module 6's cooperation, the response forms induced-current, has overcome the inconvenient problem of traditional signal transmitter change battery, has also reduced the waste of environmental pollution and energy.

Further, as shown in fig. 1, in some embodiments of the present disclosure, the permanent magnet assembly includes a permanent magnet 1 and a magnetic conducting member 2, a gap is provided on a side wall of one side of the magnetic conducting member 2, and the permanent magnet 1 is embedded into the gap. Specifically, the magnetic conduction member 2 is a rectangular frame structure, the communication port is formed in the magnetic conduction member 2, a notch for installing the permanent magnet 1 is formed in one side wall of the magnetic conduction member 2, and the magnetic conduction member is thinned by the permanent magnet 1 to form a new permanent magnet.

Further, in some embodiments of the present disclosure, the magnetic conductive member 2 is made of a soft magnetic material, which is a magnetic material with low coercivity, also called a high magnetic conductive material. The iron core is used for manufacturing iron cores of electrical equipment such as motors, transformers and the like in the power industry. Typical soft magnetic materials can achieve maximum magnetization with a minimum external magnetic field. The most widely used soft magnetic materials are iron-silicon alloys (silicon steel sheets) and various soft magnetic ferrites. In the embodiment of the present disclosure, the magnetically conductive member 2 is made of a soft magnetic material, so that the magnetization effect of the magnetically conductive member 2 can be further enhanced.

Further, in some embodiments of the present disclosure, the communication channel 501 includes a first channel section and a second channel section located at both sides of the swing fulcrum 502, and a minimum distance between the first channel section and the second channel section is greater than a distance between the swing fulcrum 502 and the first channel section. Specifically, the iron core 3 can swing up and down around the swing fulcrum 502 under the action of the external force and the elastic reset piece 7 at the swing straight line, and in order to realize the swing of the iron core 3, a protrusion can be arranged in the communicating channel 501 to form the swing fulcrum 502, or the iron core 3 is connected with the communicating channel 501 through a rotating shaft, so that the up-and-down swing of the iron core 3 is realized. When a protrusion is provided in the communicating channel 501 to form the swing fulcrum 502, the minimum interval of the first channel section and the minimum interval of the second channel section are set to be larger than the interval at the swing fulcrum 502; when the iron core 3 is connected with the communicating channel 501 through the rotating shaft to realize the up-and-down swing of the iron core 3, the whole communicating channel 501 can be a channel section with equal intervals, but the interval of any position of the communicating channel 501 is thicker than the thickness of the iron core 3, so that the iron core 3 can swing up and down in the communicating channel 501.

Further, in some embodiments of the present disclosure, at least one of the first channel segment and the second channel segment is an equally spaced segment. Specifically, the first channel segments may be equally spaced segments, and the spacing of the first channel segments is greater than the spacing at the swing fulcrum 502, and the second channel segments may also be equally spaced segments, and the spacing of the second channel segments is greater than the spacing at the swing fulcrum 502.

Further, in some other embodiments of the present disclosure, at least one of the first channel section and the second channel section is a bell-mouth section with a gradually increasing distance from the swing fulcrum 502 to the end, that is, the two ends of the communication channel 501 are large and the middle is small, the swing fulcrum 502 is formed at the position with the minimum middle distance, and the distance at the swing fulcrum 502 is equal to the thickness of the iron core 3, so as to ensure that the iron core 3 can swing up and down in the communication channel 501.

Specifically, the coil assembly includes a bobbin 5 and a coil 4 wound around the bobbin exterior 5, and the coil 4 may have a single turn or a plurality of turns. The self-generating device further comprises an external energy supply module 6, and the external energy supply module 6 is connected with the coil 4 to form a closed loop.

Further, as shown in fig. 1, in some embodiments of the present disclosure, a connecting piece 8 is further included, one end of the connecting piece 8 is connected to the iron core 3, and the other end is connected to the elastic restoring piece 7. Specifically, in some embodiments of the present disclosure, the connecting piece 8 is connected with the right end of the iron core 3 through the connecting piece 9, and the right end of the connecting piece 8 bends downward, and is set up on the elastic reset piece 7 at the bending part, the elastic reset piece 7 may be a torsion spring or a spring of other forms, the elastic reset piece 7 lifts the connecting piece 8 in a natural state, that is, lifts the right end of the iron core 3, and when the external force is applied, the elastic reset piece 7 deforms, and the right end of the iron core 3 can be pressed downward.

It should be noted that the maximum compression amount of the elastic reset piece 7 needs to be larger than the distance between the first magnetic pole portion 201 and the second magnetic pole portion 202 of the permanent magnet assembly, so as to ensure that the iron core 3 can alternately contact with the N pole and the S pole under the action of the external force and the elastic reset piece 7. Under initial condition, elasticity resets 7 and the contact of connection piece 8, and at this moment, elasticity resets 7 can be in little compression state or natural state, and when connection piece 8 was pressed to the external force, connection piece 8 drove the one end of iron core 3 and pushes down, and then compression elasticity resets 7, and after the external force disappeared, elasticity resets 7 and can drive connection piece 8 and get back to initial position.

This self-generating device can combine to use with the switch, sets up the button of switch in the top of connection piece 8, when press switch's button, can drive connection piece 8 and remove, and then drives the removal of iron core 3 and realize self-generating device's response electricity generation. Furthermore, the switch can be a multi-connection switch, namely, the switch comprises a plurality of keys, the keys are connected with the connecting sheet 8 through a linkage mechanism, and when any key is pressed, the connecting sheet 8 can be driven to move.

Further, in some embodiments of the present disclosure, there is also provided a signal transmitter, including the self-power-generating device in the above embodiments, the signal transmitter may be a doorbell, a switch or a wireless pager.

Specifically, as shown in fig. 1 and fig. 2, taking a self-generating device in one embodiment of the present disclosure as an example, the self-generating device includes a coil assembly, an iron core 3, a permanent magnet assembly and an elastic reset member 7, the coil assembly includes a coil frame 5 and a coil 4 wound on the coil frame 5, the permanent magnet assembly includes a permanent magnet 1 and a magnetic conductive member 2, the magnetic conductive member 2 is in a 4-face frame structure, the coil frame 5 is disposed in an internal installation space of the magnetic conductive member 2, a communication channel 501 is disposed inside the coil frame 5, a communication port opposite to the communication channel 501 is disposed on a side wall of the magnetic conductive member 2, in this embodiment, the permanent magnet 1 is embedded in a side wall of the magnetic conductive member 2 to magnetize the magnetic conductive member 2, the two communication ports are disposed, the iron core 3 penetrates into the communication channel 501 from a communication port on the right side and penetrates out from a communication port on the left side, the magnetic conductive member 2 forms a first magnetic pole portion 201 and a second magnetic pole portion 202 above and below the communication port on the right side, the first magnetic pole part is an N pole, and the second magnetic pole part is an S pole. The distance between the two ends of the communication channel 501 and the middle part is gradually reduced, a swing fulcrum 502 is formed at the minimum middle distance, and the iron core 3 is matched with the swing fulcrum 502 and can swing up and down around the swing fulcrum 502. Iron core 3 ' S right-hand member passes through connecting piece 9 and is connected with connection piece 8, connection piece 8 ' S right-hand member outwards buckles, and set up on elasticity piece 7 that resets in the department of buckling, under initial condition, reset under 7 ' S of elasticity effect, iron core 3 ' S right-hand member is lifted up, contact with the N utmost point, when pressing connection piece 8, elasticity piece 7 that resets is compressed, iron core 3 ' S right-hand member moves down along with connection piece 8 and contacts with the S utmost point, in-process with the contact in turn of the N utmost point and the S utmost point, the last magnetism sense line direction that forms of iron core 3 takes place 180 degrees changes, therefore the change of magnetic flux, and then produce induced electromotive force. After the pressing release, under the action of the elastic reset piece 7, the connecting piece 8 drives the right end of the iron core 3 to reset to the initial position, namely, the position where the right end of the iron core 3 is contacted with the N pole. Through continuous pressing and releasing, the iron core 3 is alternately contacted with the N pole and the S pole, so that continuous induced electromotive force is formed, and the self-generating effect is realized.

It should be noted that, in the embodiment of the present disclosure, the magnetism of the first magnetic pole portion 201 and the second magnetic pole portion 202 may be turned, that is, the positions of the N pole and the S pole may be turned, that is, the first magnetic pole portion 201 is not limited to the N pole, the second magnetic pole portion 202 is not limited to the S pole, or the first magnetic pole portion 201 is the S pole, the second magnetic pole portion 202 is the N pole, the right end of the iron core 3 is in contact with the S pole in the initial state and in contact with the N pole in the pressed state, and the direction of the input current formed on the coil after the magnetic poles of the first magnetic pole portion 201 and the second magnetic pole portion 202 are turned is opposite.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A self-generating device is characterized by comprising a permanent magnet assembly, a coil assembly, an iron core and an elastic reset piece, wherein a communication channel is arranged in the coil assembly, the communication channel is provided with a swing fulcrum, and the iron core is inserted in the communication channel and can swing up and down in the communication channel around the swing fulcrum; the permanent magnet assembly is wrapped on the outer side of the coil assembly, two magnetic pole parts with opposite polarities are formed in the extending direction of the communicating channel, and the iron core is alternately contacted with the two magnetic pole parts in the process of swinging up and down; the elastic reset piece is connected with the iron core and used for driving the iron core to swing up and down in the communicating channel under the action of external force.

2. The self-generating device according to claim 1, wherein an installation space is provided inside the permanent magnet assembly, the coil assembly is provided in the installation space, a communication opening is provided on a side wall of the permanent magnet assembly opposite to the end portion of the communication passage, the communication opening is opposite to the communication passage, the iron core is inserted into the communication passage from the communication opening, and two magnetic pole portions are respectively formed on portions of the permanent magnet assembly located on upper and lower sides of the communication opening.

3. The self-generating device according to claim 2, wherein the permanent magnet assembly comprises a permanent magnet and a magnetic conduction member, a notch is formed in a side wall of one side of the magnetic conduction member, and the permanent magnet is embedded into the notch.

4. The self-generating apparatus according to claim 3, wherein two of said magnetic pole portions are formed on said magnetic conductive member, and said magnetic conductive member is made of a soft magnetic material.

5. The self-power-generation device according to any one of claims 1 to 4, wherein the communication passage includes a first passage section and a second passage section on both sides of the swing fulcrum, and a minimum pitch of the first passage section and a minimum pitch of the second passage section are both larger than a pitch at the swing fulcrum.

6. The self-generating device of claim 5, wherein at least one of the first channel segment and the second channel segment is an equally spaced segment.

7. The self-generating device according to claim 5, wherein at least one of the first channel section and the second channel section is a flared section having a gradually increasing distance from the swing fulcrum to an end.

8. The self-generating device according to claim 5, wherein a pitch of the communicating channel at the rocking fulcrum is equal to a thickness of the core.

9. The self-generating device according to claim 1, further comprising a connecting piece, wherein one end of the connecting piece is connected with the iron core, and the other end of the connecting piece is connected with the elastic resetting piece.

10. A signal transmitter comprising a self-generating device according to any of claims 1-9.

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