CN212183372U - Miniature dual-magnet self-generating device and wireless switch with same - Google Patents

Abstract

The utility model discloses a miniature two magnet are from power generation facility and have this power generation facility's wireless switch. The utility model discloses a miniature self-generating device comprises a coil component and a permanent magnet component, wherein the permanent magnet component comprises a first permanent magnet, a second permanent magnet, a first L-shaped soft magnetic plate, a second L-shaped soft magnetic plate, a third L-shaped soft magnetic plate and a fourth L-shaped soft magnetic plate; in an initial state, the left end and the right end of the soft magnetic plate are respectively contacted with the longitudinal plate of the first L-shaped soft magnetic plate and the longitudinal plate of the second L-shaped soft magnetic plate to form a first closed magnetic circuit; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the longitudinal plate of the third L-shaped soft magnetic plate and the longitudinal plate of the fourth L-shaped soft magnetic plate to form a second closed magnetic circuit. The wireless switch comprises a radio frequency control board, a switch and a self-generating device, wherein a coil of the self-generating device is electrically connected with the radio frequency control board.

Description

Miniature dual-magnet self-generating device and wireless switch with same

Technical Field

The utility model relates to a power generation facility, more specifically say, relate to a miniature two magnet is from power generation facility and have this power generation facility's wireless switch.

Background

With the progress of science and technology, wireless controllers have been widely applied to various household appliances, and accordingly, wireless switches for controlling the household appliances by using wireless switches have appeared, the existing wireless switches can be divided into battery-type wireless switches and self-generating (passive) wireless switches, and the use of the wireless switches greatly facilitates the daily life of people, however, the existing wireless switches have many problems in use: 1. the electromagnetic wireless switch needs to be provided with a rechargeable battery, the battery needs to be taken out frequently for charging because the switch is in a wireless connection state, and the user forgets to charge frequently, so that the power failure is judged by mistake when the electric appliance is used, and the use is inconvenient; 2. the existing self-generating wireless switch has the disadvantages of complex magnetic circuit of a self-generating device, inconvenient manufacture and increased manufacturing cost; 3. the conventional self-generating wireless switch has low power generation efficiency, weak current and insufficient power supply quantity, so that the control of household appliances is unstable.

Disclosure of Invention

1. Technical problem to be solved by the utility model

An object of the utility model is to overcome foretell not enough, provide a miniature two magnet from power generation facility and have this power generation facility's wireless switch, adopt the technical scheme of the utility model, from power generation facility magnetic circuit simple, it is convenient to make, and the generating efficiency is high, and the electric current is strong, and the power supply volume is sufficient, and wireless switch can realize passive wireless formula on-off control.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a miniature two magnet self-generating device, including coil pack and permanent magnet subassembly, the coil pack include soft magnetic plate and around establishing the coil outside the soft magnetic plate, the soft magnetic plate left and right sides direction setting, and soft magnetic plate can rotate the setting relative to the permanent magnet subassembly;

the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet, a first L-shaped soft magnetic plate, a second L-shaped soft magnetic plate, a third L-shaped soft magnetic plate and a fourth L-shaped soft magnetic plate which are arranged on the front side and the rear side of the coil assembly respectively, and are of the same structure, and the magnetic pole directions of the first permanent magnet and the second permanent magnet are arranged in the same direction; the upper surface and the lower surface of the first permanent magnet are fixedly connected with the transverse plate of the first L-shaped soft magnetic plate and the transverse plate of the second L-shaped soft magnetic plate respectively; the upper surface and the lower surface of the second permanent magnet are fixedly connected with a transverse plate of the third L-shaped soft magnetic plate and a transverse plate of the fourth L-shaped soft magnetic plate respectively; the left end of the soft magnetic plate is positioned between the longitudinal plate of the first L-shaped soft magnetic plate and the longitudinal plate of the fourth L-shaped soft magnetic plate; the right end of the soft magnetic plate is positioned between the longitudinal plate of the third L-shaped soft magnetic plate and the longitudinal plate of the second L-shaped soft magnetic plate;

in an initial state, the left end and the right end of the soft magnetic plate are respectively contacted with the longitudinal plate of the first L-shaped soft magnetic plate and the longitudinal plate of the second L-shaped soft magnetic plate to form a first closed magnetic circuit; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the longitudinal plate of the third L-shaped soft magnetic plate and the longitudinal plate of the fourth L-shaped soft magnetic plate to form a second closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the second closed magnetic circuit.

Furthermore, the coil holder is also provided with a coil winding section, and the coil is wound on the coil winding section; the coil base is internally provided with an action cavity which penetrates through the coil base from left to right; permanent magnet mounting grooves are formed in the front side face and the rear side face of the coil seat in a concave mode; the left end and the right end of the L-shaped slot penetrate through the coil base, the transverse section of the L-shaped slot is communicated with the permanent magnet mounting groove, and the longitudinal end of the L-shaped slot is communicated with the action cavity; the first L-shaped soft magnetic plate and the second L-shaped soft magnetic plate are respectively arranged on the coil base in parallel through the L-shaped slots, the first permanent magnet is arranged in the permanent magnet mounting groove at the rear side, and the upper surface and the lower surface of the first permanent magnet are respectively adsorbed on the transverse plate of the first L-shaped soft magnetic plate and the transverse plate of the second L-shaped soft magnetic plate; the third L-shaped soft magnetic plate and the fourth L-shaped soft magnetic plate are respectively arranged on the coil base in parallel through the L-shaped slots, the second permanent magnet is arranged in the permanent magnet mounting groove on the front side, and the upper surface and the lower surface of the second permanent magnet are respectively adsorbed on the transverse plate of the third L-shaped soft magnetic plate and the transverse plate of the fourth L-shaped soft magnetic plate; the soft magnetic plate can be rotatably arranged in the action cavity relative to the coil holder, the left end of the soft magnetic plate is positioned between the longitudinal plate of the first L-shaped soft magnetic plate and the longitudinal plate of the fourth L-shaped soft magnetic plate, and the right end of the soft magnetic plate is positioned between the longitudinal plate of the third L-shaped soft magnetic plate and the longitudinal plate of the second L-shaped soft magnetic plate.

Furthermore, the left end of the longitudinal plate of the first L-shaped soft magnetic plate and the right end of the longitudinal plate of the third L-shaped soft magnetic plate are both bent downwards to form an upper vertical soft magnetic plate; the right end of the longitudinal plate of the second L-shaped soft magnetic plate and the left end of the longitudinal plate of the fourth L-shaped soft magnetic plate are both bent upwards to form a lower vertical soft magnetic plate; the left end and the right end of the coil seat are respectively provided with an upper vertical groove for enabling an upper vertical soft magnetic plate to pass through the action cavity and a lower vertical groove for enabling a lower vertical soft magnetic plate to pass through the action cavity.

Furthermore, two fulcrum parts which are opposite to each other and are used as the rotating fulcrums of the soft magnetic plate are arranged on the inner wall of the action cavity.

The utility model discloses a wireless switch, including the radio frequency control panel, be used for controlling consumer's switch and foretell from power generation facility, from power generation facility's coil and radio frequency control panel electric connection.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:

(1) the utility model discloses a miniature two magnet self-generating device, its initial condition, the left and right both ends of soft magnetic plate form first closed magnetic circuit after contacting with the longitudinal plate of first L shape soft magnetic plate, the longitudinal plate of second L shape soft magnetic plate respectively; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the longitudinal plate of the third L-shaped soft magnetic plate and the longitudinal plate of the fourth L-shaped soft magnetic plate to form a second closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the second closed magnetic circuit, according to the electromagnetic induction principle, the direction of the magnetic force lines passing through the coil is changed, and then the coil can generate current; in addition, because the soft magnetic plate is arranged in the left-right direction and the two permanent magnets are arranged in the front-back direction, the length of the self-generating device in the left-right direction is shortened so as to meet the switching requirement;

(2) the utility model discloses a miniature two magnet self-generating device, its coil base, coil pack and permanent magnet subassembly three equipment swiftly, and permanent magnet subassembly and coil pack itself constitute the part few, and the closed magnetic circuit that permanent magnet subassembly and coil pack cooperation formed is simple, and it is convenient to make, low in manufacturing cost;

(3) the utility model discloses a miniature two magnet self-generating device, the vertical board left end of its first L shape soft magnetic plate and the vertical board right-hand member of third L shape soft magnetic plate all buckle downwards and form upper vertical soft magnetic plate, and the vertical board right-hand member of second L shape soft magnetic plate and the vertical board left end of fourth L shape soft magnetic plate all buckle upwards and form lower vertical soft magnetic plate, shorten the stroke that the soft magnetic plate moved from top to bottom through upper vertical soft magnetic plate and lower vertical soft magnetic plate;

(4) the utility model discloses a wireless switch, it includes the radio frequency control panel, is used for controlling consumer's switch and foretell from power generation facility, from power generation facility's coil and radio frequency control panel electric connection, coil production electric current gives the radio frequency control panel power supply among the power generation facility, can realize passive wireless on-off control, can make as required and press on one side or the seesaw formula switch that both sides were pressed.

Drawings

Fig. 1 is a schematic structural view of a miniature dual-magnet self-generating device according to the present invention;

fig. 2 is a schematic view of the miniature dual-magnet self-generating device of the present invention during assembly in embodiment 1;

fig. 3 is a schematic diagram of the assembly of embodiment 2 of the miniature dual-magnet self-generating device of the present invention.

The reference numerals in the schematic drawings illustrate: 1. a soft magnetic plate; 2. a coil; 3. a first permanent magnet; 4. a second permanent magnet; 5. a first L-shaped soft magnetic plate; 6. a second L-shaped soft magnetic plate; 7. a third L-shaped soft magnetic plate; 8. a fourth L-shaped soft magnetic plate; 9-1, a coil winding section; 9-2, an action cavity; 9-3, mounting grooves for permanent magnets; 9-4, an L-shaped slot; 9-5, an upper vertical groove; 9-6, lower vertical grooves; 10. an upper vertical soft magnetic plate; 11. and the lower vertical soft magnetic plate.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

With reference to fig. 1, the miniature dual-magnet self-power generation device of the present embodiment includes a coil component and a permanent magnet component, where the coil component includes a soft magnetic plate 1 and a coil 2 wound outside the soft magnetic plate 1, the soft magnetic plate 1 is arranged in the left-right direction, and the soft magnetic plate 1 can rotate relative to the permanent magnet component; the permanent magnet assembly comprises a first permanent magnet 3, a second permanent magnet 4, a first L-shaped soft magnetic plate 5, a second L-shaped soft magnetic plate 6, a third L-shaped soft magnetic plate 7 and a fourth L-shaped soft magnetic plate 8 which are arranged on the front side and the rear side of the coil assembly respectively, and the magnetic pole directions of the first permanent magnet 3 and the second permanent magnet 4 are arranged in the same direction; the upper surface and the lower surface of the first permanent magnet 3 are fixedly connected with a transverse plate of the first L-shaped soft magnetic plate 5 and a transverse plate of the second L-shaped soft magnetic plate 6 respectively; the upper surface and the lower surface of the second permanent magnet 4 are fixedly connected with a transverse plate of the third L-shaped soft magnetic plate 7 and a transverse plate of the fourth L-shaped soft magnetic plate 8 respectively; the left end of the soft magnetic plate 1 is positioned between the longitudinal plates of the first L-shaped soft magnetic plate 5 and the fourth L-shaped soft magnetic plate 8; the right end of the soft magnetic plate 1 is positioned between the longitudinal plate of the third L-shaped soft magnetic plate 7 and the longitudinal plate of the second L-shaped soft magnetic plate 6;

in an initial state, the left end and the right end of the soft magnetic plate 1 are respectively contacted with the longitudinal plate of the first L-shaped soft magnetic plate 5 and the longitudinal plate of the second L-shaped soft magnetic plate 6 to form a first closed magnetic circuit; when the soft magnetic plate 1 rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate 1 are respectively contacted with the longitudinal plate of the third L-shaped soft magnetic plate 7 and the longitudinal plate of the fourth L-shaped soft magnetic plate 8 to form a second closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate 1 in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate 1 in the second closed magnetic circuit; according to the electromagnetic induction principle, the coil can generate current after the direction of the magnetic force line passing through the coil is changed, and a closed magnetic circuit is formed, so that the magnetic flux passing through the coil is maximized, the power generation efficiency is high, the current is strong, and the power supply quantity is sufficient; in addition, because the soft magnetic plate is arranged in the left-right direction and the two permanent magnets are arranged in the front-back direction, the length of the self-generating device in the left-right direction is shortened so as to meet the switching requirement;

with reference to fig. 2, the miniature dual-magnet self-generating device of the present invention, for quick assembly, further comprises a coil base, wherein a coil winding segment 9-1 is processed on the coil base, and the coil 2 is wound on the coil winding segment 9-1; an action cavity 9-2 which penetrates through the coil base from left to right is arranged in the coil base, and two fulcrum parts which are opposite to each other and are used as rotating fulcrums of the soft magnetic plate 1 are arranged on the inner wall of the action cavity 9-2; permanent magnet mounting grooves 9-3 are formed in the front side surface and the rear side surface of the coil seat in a concave manner; l-shaped slots 9-4 used for respectively mounting a first L-shaped soft magnetic plate 5, a second L-shaped soft magnetic plate 6, a third L-shaped soft magnetic plate 7 and a fourth L-shaped soft magnetic plate 8 are respectively formed in the front side surface and the rear side surface of the coil seat and positioned on the upper side and the lower side of the permanent magnet mounting groove 9-3, the left end and the right end of each L-shaped slot 9-4 penetrate through the coil seat, the transverse section of each L-shaped slot 9-4 is communicated with the permanent magnet mounting groove 9-3, and the longitudinal end of each L-shaped slot 9-4 is communicated with the action cavity 9-2; after the first L-shaped soft magnetic plate 5 and the second L-shaped soft magnetic plate 6 are respectively arranged on the coil holder in parallel through the L-shaped slots 9-4, the first permanent magnet 3 is arranged in the permanent magnet mounting groove 9-3 at the rear side, and the upper surface and the lower surface of the first permanent magnet 3 are respectively adsorbed on the transverse plate of the first L-shaped soft magnetic plate 5 and the transverse plate of the second L-shaped soft magnetic plate 6; after the third L-shaped soft magnetic plate 7 and the fourth L-shaped soft magnetic plate 8 are respectively arranged on the coil holder in parallel through the L-shaped slots 9-4, the second permanent magnet 4 is arranged in the permanent magnet mounting groove 9-3 at the front side, and the upper surface and the lower surface of the second permanent magnet 4 are respectively adsorbed on the transverse plate of the third L-shaped soft magnetic plate 7 and the transverse plate of the fourth L-shaped soft magnetic plate 8; after the soft magnetic plate 1 is rotatably arranged in the action cavity 9-2 relative to the coil holder, the left end of the soft magnetic plate 1 is positioned between the longitudinal plates of the first L-shaped soft magnetic plate 5 and the fourth L-shaped soft magnetic plate 8, and the right end of the soft magnetic plate 1 is positioned between the longitudinal plate of the third L-shaped soft magnetic plate 7 and the longitudinal plate of the second L-shaped soft magnetic plate 6; the coil base, the coil assembly and the permanent magnet assembly are assembled quickly, the permanent magnet assembly and the coil assembly have few parts, and a closed magnetic circuit formed by matching the permanent magnet assembly and the coil assembly is simple, convenient to manufacture and low in manufacturing cost;

the utility model discloses a wireless switch, including the radio frequency control board, be used for controlling consumer's switch and foretell from power generation facility, from power generation facility's coil 2 and radio frequency control board electric connection, the relative permanent magnet subassembly of soft magnetic sheet rotates among the control power generation facility for coil production electric current gives the power supply of radio frequency control board among the power generation facility, can realize passive wireless on-off control, can make as required and press on one side or the seesaw formula switch that both sides were pressed.

Example 2

With reference to fig. 3, the basic structure of a miniature dual-magnet self-generating device of this embodiment is the same as that of embodiment 1, except that: the left end of the longitudinal plate of the first L-shaped soft magnetic plate 5 and the right end of the longitudinal plate of the third L-shaped soft magnetic plate 7 are both bent downwards to form an upper vertical soft magnetic plate 10; the right end of the longitudinal plate of the second L-shaped soft magnetic plate 6 and the left end of the longitudinal plate of the fourth L-shaped soft magnetic plate 8 are both bent upwards to form a lower vertical soft magnetic plate 11; the stroke of the up-and-down operation of the soft magnetic plate is shortened through the upper vertical soft magnetic plate and the lower vertical soft magnetic plate; the left end and the right end of the corresponding coil seat are respectively provided with an upper vertical slot 9-5 for the upper vertical soft magnetic plate 10 to pass through into the action cavity 9-2 and a lower vertical slot 9-6 for the lower vertical soft magnetic plate 11 to pass through into the action cavity 9-2.

The utility model discloses a miniature two magnet are from power generation facility and have this power generation facility's wireless switch, from power generation facility magnetic circuit simple, it is convenient to make, and the generating efficiency is high, and the electric current is strong, and the power supply volume is sufficient, and wireless switch can realize passive wireless formula on-off control.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (5)

1. The utility model provides a miniature two magnet self-generating device, includes coil pack and permanent magnet subassembly, its characterized in that:

the coil assembly comprises a soft magnetic plate (1) and a coil (2) wound outside the soft magnetic plate (1), the soft magnetic plate (1) is arranged in the left-right direction, and the soft magnetic plate (1) can rotate relative to the permanent magnet assembly;

the permanent magnet assembly comprises a first permanent magnet (3), a second permanent magnet (4), a first L-shaped soft magnetic plate (5), a second L-shaped soft magnetic plate (6), a third L-shaped soft magnetic plate (7) and a fourth L-shaped soft magnetic plate (8) which are arranged on the front side and the rear side of the coil assembly respectively, and are identical in structure, and the magnetic pole directions of the first permanent magnet (3) and the second permanent magnet (4) are identical; the upper surface and the lower surface of the first permanent magnet (3) are fixedly connected with a transverse plate of the first L-shaped soft magnetic plate (5) and a transverse plate of the second L-shaped soft magnetic plate (6) respectively; the upper surface and the lower surface of the second permanent magnet (4) are fixedly connected with a transverse plate of a third L-shaped soft magnetic plate (7) and a transverse plate of a fourth L-shaped soft magnetic plate (8) respectively; the left end of the soft magnetic plate (1) is positioned between the longitudinal plate of the first L-shaped soft magnetic plate (5) and the longitudinal plate of the fourth L-shaped soft magnetic plate (8); the right end of the soft magnetic plate (1) is positioned between the longitudinal plate of the third L-shaped soft magnetic plate (7) and the longitudinal plate of the second L-shaped soft magnetic plate (6);

in an initial state, the left end and the right end of the soft magnetic plate (1) are respectively contacted with the longitudinal plate of the first L-shaped soft magnetic plate (5) and the longitudinal plate of the second L-shaped soft magnetic plate (6) to form a first closed magnetic circuit; when the soft magnetic plate (1) rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate (1) are respectively contacted with the longitudinal plate of the third L-shaped soft magnetic plate (7) and the longitudinal plate of the fourth L-shaped soft magnetic plate (8) to form a second closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate (1) in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate (1) in the second closed magnetic circuit.

2. The miniature dual-magnet self-generating device according to claim 1, wherein: the coil is characterized by also comprising a coil base, wherein a coil winding section (9-1) is processed on the coil base, and the coil (2) is wound on the coil winding section (9-1); an action cavity (9-2) which penetrates through the coil base from left to right is arranged in the coil base; permanent magnet mounting grooves (9-3) are formed in the front side surface and the rear side surface of the coil seat in a concave manner; the front side surface and the rear side surface of the coil seat are respectively provided with an L-shaped slot (9-4) which is used for respectively mounting a first L-shaped soft magnetic plate (5), a second L-shaped soft magnetic plate (6), a third L-shaped soft magnetic plate (7) and a fourth L-shaped soft magnetic plate (8) at the upper side and the lower side of the permanent magnet mounting groove (9-3), the left end and the right end of the L-shaped slot (9-4) penetrate through the coil seat, the transverse section of the L-shaped slot (9-4) is communicated with the permanent magnet mounting groove (9-3), and the longitudinal end of the L-shaped slot (9-4) is communicated with the action cavity (9-2); the first L-shaped soft magnetic plate (5) and the second L-shaped soft magnetic plate (6) are respectively arranged on the coil base in parallel through L-shaped slots (9-4), the first permanent magnet (3) is arranged in a permanent magnet mounting groove (9-3) at the rear side, and the upper surface and the lower surface of the first permanent magnet (3) are respectively adsorbed on a transverse plate of the first L-shaped soft magnetic plate (5) and a transverse plate of the second L-shaped soft magnetic plate (6); the third L-shaped soft magnetic plate (7) and the fourth L-shaped soft magnetic plate (8) are respectively arranged on the coil base in parallel through L-shaped slots (9-4), the second permanent magnet (4) is arranged in a permanent magnet mounting groove (9-3) on the front side, and the upper surface and the lower surface of the second permanent magnet (4) are respectively adsorbed on a transverse plate of the third L-shaped soft magnetic plate (7) and a transverse plate of the fourth L-shaped soft magnetic plate (8); the soft magnetic plate (1) can be rotatably arranged in the action cavity (9-2) relative to the coil holder, the left end of the soft magnetic plate (1) is positioned between the longitudinal plates of the first L-shaped soft magnetic plate (5) and the fourth L-shaped soft magnetic plate (8), and the right end of the soft magnetic plate (1) is positioned between the longitudinal plates of the third L-shaped soft magnetic plate (7) and the second L-shaped soft magnetic plate (6).

3. The miniature dual-magnet self-generating device of claim 2, wherein: the left end of the longitudinal plate of the first L-shaped soft magnetic plate (5) and the right end of the longitudinal plate of the third L-shaped soft magnetic plate (7) are both bent downwards to form an upper vertical soft magnetic plate (10); the right end of the longitudinal plate of the second L-shaped soft magnetic plate (6) and the left end of the longitudinal plate of the fourth L-shaped soft magnetic plate (8) are both bent upwards to form a lower vertical soft magnetic plate (11); the left end and the right end of the coil seat are respectively provided with an upper vertical groove (9-5) which is convenient for an upper vertical soft magnetic plate (10) to enter the action cavity (9-2) and a lower vertical groove (9-6) which is convenient for a lower vertical soft magnetic plate (11) to enter the action cavity (9-2).

4. The miniature dual-magnet self-generating device of claim 2, wherein: two fulcrum parts which are opposite to each other and are used as the rotating fulcrum of the soft magnetic plate (1) are arranged on the inner wall of the action cavity (9-2).

5. A wireless switch, characterized by: comprising a radio frequency control board, a switch for controlling an electric consumer and a self-generating device according to any of claims 1-3, the coil (2) of the self-generating device being electrically connected to the radio frequency control board.

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