CN217692859U

CN217692859U - Generator core assembly and miniature fluid generator applying same

Info

Publication number: CN217692859U
Application number: CN202221641167.2U
Authority: CN
Inventors: 梁水明
Original assignee: Foshan Mingxin Electronic Technology Co ltd
Current assignee: Foshan Mingxin Electronic Technology Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-10-28
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a generator core subassembly is equipped with two electrically conductive guide pins through serving near line frame lid at the bobbin, the coil twines the completion back on the bobbin, and the end of drawing forth of coil can twine on the electrically conductive guide pin that corresponds, makes the end of drawing forth of coil fix on electrically conductive guide pin, need not artifical supplementary, carries out the end of drawing forth of welded fastening coil on the coil, adopts such design for the process of coil winding on the bobbin can be realized through automation equipment completely, need not to adopt a large amount of artifical assistance, and easy operation improves production efficiency.

Description

Generator core assembly and miniature fluid generator applying same

Technical Field

The utility model relates to a fluid generator technical field, in particular to generator core subassembly and miniature fluid generator who uses this subassembly.

Background

The micro fluid generator is characterized in that fluid in a pipeline is utilized to drive an impeller to rotate, and mechanical energy generated by the rotation of the impeller is input into the generator so as to generate electric energy; the coil winding on the current generator core needs the manual work to assist and carries out welding connection fixed after the bobbin, and welding processes is comparatively troublesome, and the operation degree of difficulty is big, and production efficiency is low.

The utility model discloses it is not enough to the prior art and research and propose.

SUMMERY OF THE UTILITY MODEL

The technical problem that after the coil is wound on the winding frame, welding and wiring are required to be fixed by manual assistance in the prior art is solved.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a generator core subassembly, includes bobbin, coil, magnetic core rotor and line frame lid, be equipped with the open-ended installation cavity that has in the bobbin, the magnetic core rotor rotates to be connected in the installation cavity, the line frame lid is used for sealing the installation cavity, the one end and the line frame lid of magnetic core rotor offset, the other end of magnetic core rotor runs through the bobbin and outwards extends, the quantity of coil is two sets of, two sets of the coil symmetry twine and establish the both sides at the bobbin, the bobbin is close to one of line frame lid and serves and be equipped with two electrically conductive guide pins, two electrically conductive guide pin interval sets up, each the leading-out head of coil is fixed with the electrically conductive guide pin that corresponds.

In order to improve the stability between electrically conductive guide pin and the bobbin, electrically conductive guide pin and bobbin be integrated into one piece structure.

For the convenience of coil winding on the bobbin, the both sides parallel arrangement of bobbin has the mounting panel, the mounting panel is by both sides centre gripping bobbin, the central point of bobbin puts and is equipped with the baffle, each mounting panel and baffle between form and be used for supplying the winding mounting groove of coil, each electrically conductive guide pin is located a serving of mounting panel that corresponds is close to the line frame lid.

In order to improve dabber pivoted flexibility ratio, the magnetic core rotor includes dabber and magnetic rotor, the outside at the dabber is established to the fixed cover of magnetic rotor, the spindle still overlaps and is equipped with first bearing and second bearing, first bearing and second bearing are located the both ends of magnetic rotor respectively, the bobbin is equipped with first fixed slot, first bearing is located first fixed slot, be equipped with the second fixed slot on the line frame lid, the second bearing is located the second fixed slot.

In order to improve the flexibility of the rotation of the mandrel, a ball groove communicated with the second fixing groove is further formed in the wire frame cover, a ball is arranged in the ball groove, and one end of the mandrel penetrates through the second bearing to abut against the ball.

The utility model provides a miniature fluid generator, includes generator housing, the direction lid that intakes, impeller and as above a generator core subassembly, be equipped with in the generator housing and have the open-ended core chamber, generator core subassembly is located the core intracavity, the bobbin has the opening direction setting of the one end in core chamber of electrically conductive guide pin, the magnetic core rotor runs through the bottom and the impeller of generator housing and is connected, be equipped with the connecting portion that are used for assembling the direction lid that intakes on the generator housing, the impeller is located the direction lid that intakes, it is equipped with the water inlet to intake to cover to lead, be equipped with on the connecting portion and intake the outlet that leads the lid intercommunication.

According to the micro fluid generator, the circuit board is welded on the conductive guide pin.

In order to detect the state of the fluid, a detection assembly is arranged on one side of the circuit board, which faces the core cavity, and the top end of the detection assembly penetrates through the bottom of the generator shell and extends to the water drainage port.

In order to ensure that the fluid can drive the impeller to rotate, the guide of intaking is covered and is equipped with the holding tank that is used for holding the impeller, be equipped with a plurality of drainage mouths that are the circumference array on the side of holding tank, each the drainage mouth on all be equipped with the drainage plate, the drainage mouth communicates with each other with the water inlet, the fluid loops through water inlet and drainage mouth are guided to the side of impeller through the drainage plate, drive the impeller and rotate.

The utility model has the advantages that:

1. the utility model discloses a generator core subassembly is equipped with two electrically conductive guide pins through serving near line frame lid at the bobbin, the coil twines the completion back on the bobbin, and the end of drawing forth of coil can twine on the electrically conductive guide pin that corresponds, makes the end of drawing forth of coil fix on electrically conductive guide pin, need not artifical supplementary, carries out the end of drawing forth of welded fastening coil on the coil, adopts such design for the process of coil winding on the bobbin can be realized through automation equipment completely, need not to adopt a large amount of artifical assistance, and easy operation improves production efficiency.

2. Through welding the circuit board on electrically conductive guide pin, be connected with the wire on the circuit board towards external one side, the induced-current that the coil was cut magnetic induction line motion and was produced loops through circuit board and wire conduction to check out test set department to for check out test set (if detect display screen etc.) power supply, the circuit board can improve the stability of electric current conduction.

3. Through be provided with determine module on one side of circuit board orientation core chamber, determine module is located the core intracavity, and determine module's top runs through the bottom of generator shell and extends to drain department and detect fluid parameter, determine module is fixed to be set up on one side of circuit board orientation core chamber for the circuit board can be directly for determine module power supply, saves to go determine module and extends the wire that external and external power source are connected, makes miniature fluid generator's structure compacter.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Drawings

Fig. 1 is a schematic structural view of a generator core assembly of the present invention;

FIG. 2 is an exploded view of the generator core assembly of the present invention;

fig. 3 is a schematic structural view of the micro fluid generator of the present invention;

fig. 4 is an exploded view of the micro fluid generator of the present invention;

fig. 5 is a schematic cross-sectional view of a micro fluid generator according to the present invention;

fig. 6 is a schematic structural view of the water inlet guide cover of the present invention;

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 5, the generator core assembly of this embodiment includes a bobbin 1, a coil 2, a magnetic core rotor 3 and a bobbin cover 4, where an installation cavity 11 with an opening is provided in the bobbin 1, the magnetic core rotor 3 is rotatably connected in the installation cavity 11, the bobbin cover 4 is used to close the installation cavity 11, one end of the magnetic core rotor 3 abuts against the bobbin cover 4, the other end of the magnetic core rotor 3 penetrates through the bobbin 1 and extends outward, the number of the coils 2 is two, two groups of the coils 2 are symmetrically wound on two sides of the bobbin 1, one end of the bobbin 1 close to the bobbin cover 4 is provided with two conductive guide pins 12, the two conductive guide pins 12 are arranged at intervals, and a leading-out head of each coil 2 is fixed to a corresponding conductive guide pin 12; the utility model discloses a generator core subassembly is served through serving and is equipped with two electrically conductive guide pins that are close to line frame lid at the bobbin, the coil twines on the bobbin and accomplishes the back, and the head of drawing forth of coil can twine on the electrically conductive guide pin that corresponds, makes the head of drawing forth of coil fix on electrically conductive guide pin, need not artifical supplementary, carries out the head of drawing forth of welded fastening coil on the coil, adopts such design for the process of coil winding on the bobbin can be realized through automation equipment completely, need not to adopt a large amount of artifical assistance, and easy operation improves production efficiency.

As shown in fig. 1 and fig. 2, the conductive pin 12 of the present embodiment is integrally formed with the bobbin 1; specifically, the conductive guide pin is made of a metal material, and when the bobbin is produced, the conductive guide pin is placed at a corresponding position and integrally formed with the bobbin; by adopting the design, the stability of connection between the conductive guide pin and the winding frame is improved, and the service life of the generator core assembly is prolonged.

As shown in fig. 1 and fig. 2, in this embodiment, mounting plates 13 are disposed in parallel on two sides of the bobbin 1, the bobbin 1 is clamped by the mounting plates 13 on the two sides, a partition 14 is disposed at a central position of the bobbin 1, a mounting groove 15 for winding the coil 2 is formed between each mounting plate 13 and the partition 14, and each conductive guide pin 12 is located at one end of the corresponding mounting plate 13 close to the bobbin lid 4; the mounting plates are arranged on two sides of the winding frame, the partition plate is arranged between the two mounting plates, a mounting groove is formed between each mounting plate and the partition plate, each conductive guide pin is positioned on the corresponding mounting plate, so that the coils are respectively wound on the corresponding mounting grooves, and the leading-out head of each coil is fixedly connected with the corresponding conductive guide pin; by adopting the design, the two coils cannot be influenced mutually when being wound, the normal winding process of the coils is ensured, and the production efficiency is improved.

As shown in fig. 2 and fig. 5, in this embodiment, the magnetic core rotor 3 includes a core shaft 31 and a magnetic rotor 32, the magnetic rotor 32 is fixedly sleeved outside the core shaft 31, the core shaft 31 is further sleeved with a first bearing 33 and a second bearing 34, the first bearing 33 and the second bearing 34 are respectively located at two ends of the magnetic rotor 32, the bobbin 1 is provided with a first fixing groove, the first bearing 33 is located in the first fixing groove, the bobbin cover 4 is provided with a second fixing groove, and the second bearing 34 is located in the second fixing groove; specifically, the dabber drives the rotation of magnetic force rotor to lead to the coil of winding on the bobbin to be the motion of cutting magnetic induction line, produce induced-current, set up first bearing and second bearing through the both ends at the magnetic force rotor, reduce the frictional force between dabber and the installation cavity, and play the effect of supporting the dabber, make the rotation that the dabber can be more stable.

As shown in fig. 2 and 5, in this embodiment, the wire holder cover 4 is further provided with a ball groove communicated with the second fixing groove, a ball 41 is arranged in the ball groove, and one end of the core shaft 31 passes through the second bearing 34 and abuts against the ball 41; when the mandrel rotates, the ball also rotates along with the mandrel, so that abrasion between the wire frame cover and the mandrel is avoided, the service life of the mandrel is prolonged, the rotating flexibility of the rotating shaft is enhanced, and the power generation efficiency is improved.

As shown in fig. 3 to 5, the micro fluid generator of this embodiment includes a generator housing 5, a water inlet guide cover 6, an impeller 7, and the above-mentioned generator core assembly, wherein a core cavity 51 with an opening is provided in the generator housing 5, the generator core assembly is located in the core cavity 51, one end of the bobbin 1 having the conductive guide pin 12 is disposed toward the opening of the core cavity 51, the magnetic core rotor 3 penetrates through the bottom of the generator housing 5 and is connected to the impeller 7, a connecting portion 52 for assembling the water inlet guide cover 6 is provided on the generator housing 5, the impeller 7 is located in the water inlet guide cover 6, a water inlet 61 is provided on the water inlet guide cover 6, and a water outlet 53 communicated with the water inlet guide cover 6 is provided on the connecting portion 52; the utility model discloses a miniature fluid generator, through adopting above the generator core subassembly, simplified the production processes of generator core subassembly to simplify miniature fluid generator's production processes, improved miniature fluid generator's production efficiency.

Specifically, the utility model discloses a miniature fluid generator is at the during operation, and the fluid gets into water direction lid from the water inlet that the direction of intaking was covered, then from the discharge outlet department discharge on the connecting portion, and the fluid that flows strikes the impeller, drives the impeller rotation to drive the epaxial magnetic force rotor of spindle and rotate, thereby lead to the coil of winding on the bobbin to be cutting magnetism and feel linear motion, produce induced-current.

As shown in fig. 4 to fig. 5, in the present embodiment, a circuit board 8 is soldered on the conductive pin 12; specifically, the circuit board is connected with the wire on the side towards the outside, and the coil is the induced-current that cutting magnetic induction line motion produced loops through circuit board and wire conduction to check out test set department to for check out test set (like detecting display screen etc.) power supply, the circuit board can improve the stability of electric current conduction.

As shown in fig. 4 to 5, in the present embodiment, a detection assembly 9 is disposed on a side of the circuit board 8 facing the core cavity 51, and a top end of the detection assembly 9 penetrates through a bottom of the generator housing 5 and extends to a water outlet 53; the detection assembly is positioned in the core cavity, the top end of the detection assembly penetrates through the bottom of the generator shell and extends to the water outlet to detect fluid parameters, and the detection assembly is fixedly arranged on one side of the circuit board facing the core cavity, so that the circuit board can directly supply power to the detection assembly, wires extending out of the detection assembly and connected with an external power supply are saved, and the structure of the micro fluid generator is more compact; specifically, the detecting component may be a thermistor for detecting a temperature of the fluid, or an ion detector for detecting a concentration of ions contained in the fluid, and details thereof are omitted here.

As shown in fig. 4 to 6, in this embodiment, an accommodating groove 62 for accommodating the impeller 7 is formed in the water inlet guide cover 6, a plurality of circumferentially arrayed drainage ports 63 are formed in a side surface of the accommodating groove 62, a drainage plate 64 is arranged on each drainage port 63, the drainage ports 63 are communicated with the water inlet 61, and fluid passes through the water inlet 61 and the drainage ports 63 in sequence and is guided to the side surface of the impeller 7 through the drainage plates 64 to drive the impeller 7 to rotate; by adopting the design, after fluid enters the water inlet guide cover through the water inlet, the fluid enters the accommodating groove through the drainage port, and then impacts the impeller at the optimal angle through the drainage plate, so that the impeller is stably driven to rotate, and the micro fluid generator generates electricity; after the fluid impacts the impeller, the fluid flows out through the water outlet of the connecting part, so that the circulation of the fluid is realized; specifically, the water inlet is connected with a filtering screen for filtering impurities.

The utility model discloses a miniature fluid generator's theory of operation does: the fluid gets into the water guide through the water inlet that the direction of intaking was covered, then in getting into the holding tank through the drainage mouth, make the fluid strike the impeller with the best angle through the drainage board, stably drive the impeller and rotate, thereby drive the epaxial magnetic force rotor of dabber and rotate, thereby lead to the coil of winding on the bobbin to be cutting magnetic induction linear motion, produce induced-current, then supply power for external or the detection subassembly on the circuit board through the circuit board of welding on the electrically conductive guide pin, detect in order to realize the fluid parameter.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. A generator core assembly, characterized by: including bobbin (1), coil (2), magnetic core rotor (3) and line frame lid (4), be equipped with in bobbin (1) and have open-ended installation cavity (11), magnetic core rotor (3) rotate to be connected in installation cavity (11), line frame lid (4) are used for sealing installation cavity (11), the one end and the line frame lid (4) of magnetic core rotor (3) offset, the other end of magnetic core rotor (3) runs through bobbin (1) and outwards extends, the quantity of coil (2) is two sets of, two sets of coil (2) symmetry twine and establish the both sides at bobbin (1), bobbin (1) are close to one of line frame lid (4) and are served and are equipped with two electrically conductive guide pins (12), two electrically conductive guide pin (12) interval set up, each coil (2) draw forth the head and electrically conductive guide pin (12) that correspond and fix.

2. The generator core assembly of claim 1, wherein: the conductive guide pin (12) and the bobbin (1) are of an integrated structure.

3. The generator core assembly of claim 1, wherein: the both sides parallel arrangement of bobbin (1) has mounting panel (13), mounting panel (13) are by both sides centre gripping bobbin (1), the central point of bobbin (1) puts and is equipped with baffle (14), each mounting panel (13) and baffle (14) between form and be used for supplying coil (2) winding mounting groove (15), each electrically conductive guide pin (12) are located corresponding mounting panel (13) and are close to one of line frame lid (4) and serve.

4. The generator core assembly of claim 1, wherein: magnetic core rotor (3) include dabber (31) and magnetic force rotor (32), the outside at dabber (31) is established to fixed cover in magnetic force rotor (32), still the cover is equipped with first bearing (33) and second bearing (34) on dabber (31), first bearing (33) and second bearing (34) are located the both ends of magnetic force rotor (32) respectively, bobbin (1) is equipped with first fixed slot, first bearing (33) are located first fixed slot, be equipped with the second fixed slot on line frame lid (4), second bearing (34) are located the second fixed slot.

5. An engine core assembly according to claim 4, wherein: and a ball groove communicated with the second fixing groove is further formed in the thread stand cover (4), a ball (41) is arranged in the ball groove, and one end of the mandrel (31) penetrates through the second bearing (34) to abut against the ball (41).

6. A micro fluid electric generator, characterized by: including generator housing (5), the direction lid of intaking (6), impeller (7) and according to any one of claims 1-5 a generator core subassembly, be equipped with in generator housing (5) and have open-ended core chamber (51), the generator core subassembly is located core chamber (51), bobbin (1) has the opening direction setting of the one end orientation core chamber (51) of electrically conductive guide pin (12), magnetic core rotor (3) run through the bottom of generator housing (5) and are connected with impeller (7), be equipped with connecting portion (52) that are used for assembling the direction lid of intaking (6) on generator housing (5), impeller (7) are located the direction lid of intaking (6), be equipped with water inlet (61) on the direction lid of intaking (6), be equipped with outlet (53) with the direction lid of intaking (6) intercommunication on connecting portion (52).

7. A microfluidic generator according to claim 6, wherein: and a circuit board (8) is welded on the conductive guide pin (12).

8. A microfluidic generator according to claim 7, wherein: the detection assembly (9) is arranged on one side, facing the movement cavity (51), of the circuit board (8), and the top end of the detection assembly (9) penetrates through the bottom of the generator shell (5) and extends to the water outlet (53).

9. A microfluidic generator according to claim 8, wherein: be equipped with holding tank (62) that are used for holding impeller (7) on intaking direction lid (6), be equipped with a plurality of drainage mouth (63) that are the circumference array on the side of holding tank (62), each drainage mouth (63) on all be equipped with drainage plate (64), drainage mouth (63) communicate with each other with water inlet (61), the fluid loops through water inlet (61) and drainage mouth (63), guide the side of impeller (7) through drainage plate (64), drive impeller (7) and rotate.