CN217984763U - Motor of flywheel energy storage unit and flywheel energy storage unit - Google Patents

Motor of flywheel energy storage unit and flywheel energy storage unit Download PDF

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Publication number
CN217984763U
CN217984763U CN202221887947.5U CN202221887947U CN217984763U CN 217984763 U CN217984763 U CN 217984763U CN 202221887947 U CN202221887947 U CN 202221887947U CN 217984763 U CN217984763 U CN 217984763U
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China
Prior art keywords
energy storage
storage unit
flywheel energy
sealing cover
vacuum electrode
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CN202221887947.5U
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Chinese (zh)
Inventor
李名正
汪丰林
刘琼
张�杰
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Candela Shenzhen New Energy Technology Co Ltd
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Candela Shenzhen New Energy Technology Co Ltd
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Abstract

The utility model discloses a motor and flywheel energy storage unit of flywheel energy storage unit, the motor of flywheel energy storage unit includes: the side part of the motor shell is provided with a vacuum electrode; the sealing cover is of a shell structure with an opening on one side, is buckled on the side part of the motor shell and covers the outside of the vacuum electrode so as to isolate the vacuum electrode from the outside of the sealing cover. The utility model discloses a vacuum electrode's on motor housing outside sets up sealed lid, forms the protection to vacuum electrode, avoids causing the influence to vacuum electrode's state because of external environment, in the transportation and the use, and the homoenergetic effectively protects vacuum electrode, reduces the risk of damage, prevents that vacuum electrode from being corroded to can prolong vacuum electrode's life, increase the reliability of its use. In addition, the arrangement of the structure can reduce the maintenance cost and the maintenance frequency.

Description

Motor of flywheel energy storage unit and flywheel energy storage unit
Technical Field
The utility model relates to a flywheel energy storage technical field, more specifically say, relate to a motor of flywheel energy storage unit. Furthermore, the utility model discloses still relate to the flywheel energy storage unit of the motor including above-mentioned flywheel energy storage unit.
Background
The flywheel energy storage unit is a core part of a flywheel energy storage system, and a vacuum electrode in the flywheel energy storage unit is a key component for outputting and inputting current.
Under the general condition, the vacuum electrode of the flywheel energy storage unit is exposed outside, no protective measure is provided, the flywheel energy storage unit is easy to damage or damage in the transportation process, and the vacuum electrode can be corroded by rainwater and wind sand to influence the service life of the vacuum electrode, further influence the stability of the flywheel and increase the later maintenance cost.
In summary, how to solve the problem of short service life of the vacuum electrode is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a motor of a flywheel energy storage unit, which can protect the stability of the use state of a vacuum electrode, and avoid the influence of the external environment on the vacuum electrode, thereby prolonging the service life of the vacuum electrode.
Another object of the present invention is to provide a flywheel energy storage unit of a motor including the above flywheel energy storage unit.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
an electric machine of a flywheel energy storage unit comprising:
the motor comprises a motor shell, the side part of which is provided with a vacuum electrode;
and the sealing cover is of a shell structure with an opening on one side, is buckled on the side part of the motor shell and covers the outside of the vacuum electrode so as to isolate the vacuum electrode from the outside of the sealing cover.
Preferably, the top of the opening is provided with a protruding part, and the protruding part is lapped on the top of the motor housing and is fixedly connected with the top of the motor housing through a screw.
Preferably, the screw is a countersunk screw, and the protruding part has a countersunk hole.
Preferably, the side of the opening is provided with a protruding structure which is turned up to the outside, the protruding structure is provided with a through hole, and the through hole is provided with a connecting piece for connecting the protruding structure with the motor shell.
Preferably, the contour of the opening is arranged to follow the outer contour of the side part of the motor housing, so that the opening is attached to the motor housing.
Preferably, a cable outlet hole is formed in the bottom of the sealing cover, and a cable of the vacuum electrode extends out of the sealing cover through the cable outlet hole.
Preferably, the cable outlet hole is provided with a first sealing element for sealing a gap between the cable outlet hole and the cable.
Preferably, the opening of the sealing cover and the motor housing are in sealing connection through a second sealing element in the circumferential direction of the buckling position.
Preferably, the sealing cover is a nylon sealing cover.
A flywheel energy storage unit comprises a flywheel rotor and a motor of the flywheel energy storage unit, wherein the motor is in driving connection with the flywheel rotor.
This application embodiment sets up sealed lid through the outside of vacuum electrode on motor housing, forms the protection to vacuum electrode, avoids causing the influence to vacuum electrode's state because of external environment, in the transportation and the use, and the homoenergetic effectively protects vacuum electrode, reduces the risk of damage, prevents that vacuum electrode from being corroded to can prolong vacuum electrode's life, increase the reliability of its use. In addition, the arrangement of the structure can reduce the maintenance cost and the maintenance frequency.
In addition, this application still provides a flywheel energy storage unit including the motor of above-mentioned flywheel energy storage unit, owing to have the motor of above-mentioned flywheel energy storage unit, consequently, the vacuum electrode that it had has longer life and better result of use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of an electric machine of a flywheel energy storage unit according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an electric machine of a flywheel energy storage unit according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a sealing cover according to an embodiment of the present invention;
figure 4 is a front view of a sealing cover provided in an embodiment of the present invention;
fig. 5 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 4.
In fig. 1-5, the reference numerals include:
1 is a motor shell, 11 is a fixing plate;
2 is a vacuum electrode;
3 is a sealing cover, 31 is an opening, 32 is an extension part, 321 is a counter bore, 33 is a screw, 34 is a protrusion structure, 341 is a through hole, and 35 is a cable outlet hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope of protection of the embodiments of the present invention.
The utility model provides a core provides a flywheel energy storage unit's motor, and this structure can protect vacuum electrode's user state's stability, avoids the outside influence that causes the structure to it to enlarge vacuum electrode's life.
Another core of the embodiments of the present invention is to provide a flywheel energy storage unit of a motor including the above flywheel energy storage unit.
Referring to fig. 1 to 5, fig. 1 is a schematic view of a motor of a flywheel energy storage unit according to an embodiment of the present invention; fig. 2 is a cross-sectional view of an electric machine of a flywheel energy storage unit according to an embodiment of the present invention; fig. 3 is a schematic structural view of a sealing cover according to an embodiment of the present invention;
figure 4 is a front view of a sealing cover provided in an embodiment of the present invention; fig. 5 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 4.
The application provides a motor of flywheel energy storage unit can solve protection vacuum electrode, avoids vacuum electrode because of the influence of outside rainwater, sand blown by the wind, causes the problem that the life-span shortens, and vacuum electrode protection architecture's use can make vacuum electrode have longer life. The motor of the flywheel energy storage unit comprises: a motor housing 1, a vacuum electrode 2 and a sealing cover 3.
The motor housing 1 is a casing wrapped outside a main structure of the motor, and is generally an inherent structure of the motor, or a device having a casing structure and disposed outside the main structure of the motor. The vacuum electrode 2 is disposed at a side portion of the motor housing 1, wherein, when the motor housing 1 is a rectangular case, the motor housing includes an upper side portion, a left side portion, a right side portion, a lower side portion, etc. disposed at the motor housing 1.
The sealing cover 3 is a shell structure with an opening 31 on one side, and the sealing cover 3 is buckled on the side part of the motor shell 1 and covers the outside of the vacuum electrode 1 so as to isolate the vacuum electrode 2 from the outside of the sealing cover 3.
The sealing cover 3 covers the outside of the vacuum electrode 2 and is fixedly connected with the motor shell, the sealing cover 3 shields the vacuum electrode 2, and the influence of rainwater and wind sand on the sealing cover is avoided, so that the service life of the vacuum electrode 2 is prolonged.
This application sets up sealed lid 3 through the outside of vacuum electrode 2 on motor housing 1, forms the protection to vacuum electrode 2, avoids causing the influence to vacuum electrode 2's state because of external environment, in the transportation and the use, and the homoenergetic effectively protects vacuum electrode, reduces the risk of damage, prevents that vacuum electrode from being corroded to can prolong vacuum electrode 2's life, increase the reliability of its use. In addition, the arrangement of the structure can reduce the maintenance cost and the maintenance frequency.
On the basis of the above embodiment, the top of the opening 31 has a protruding portion 32, and the protruding portion 32 is overlapped on the top of the motor housing 1 and fixedly connected to the top of the motor housing 1 by a screw 33.
The extension portion 32 is a structure extending from the top of the opening 31 to the outside, and can be directly fixed at the top or the middle position of the motor housing 1 to realize the fixed connection of the two, and the sealing cover 3 makes the other part of the opening 31 fit with the outer contour of the motor housing 1 under the action of gravity.
Alternatively, the sealing cover 3 is a rectangular housing, and the cross section of the opening 31 may be rectangular, or may have another shape.
The rectangular case means a structure having a rectangular cross-sectional structure. That is, the opening 31 is provided at the side of the case in a cubic or rectangular parallelepiped shape, forming a box-like structure without a ceiling. The vacuum electrode 2 is buckled outside by using a box-shaped structure, so that the vacuum electrode has a neat appearance. Alternatively, the position of the port of the box-shaped structure may be a structure matched with the motor housing 1, so as to ensure that the connection gap between the two is controlled within a preset range.
Taking the opening 31 as a rectangular opening as an example, the top-free box body comprises a rectangular bottom plate and four side plates connected to the periphery of the rectangular bottom plate, the edge surrounded by the side plates can be used as the opening 31, the edge of one of the side plates is the top position of the rectangular opening, the side plate extends out a preset distance to the outside to form an extending part 32, the extending part 32 can be lapped on the top structure of the motor housing 1, and the extending part 32 is provided with a screw 33 for realizing fixed connection with the top structure. Alternatively, the shape of the opening 31 may be other shapes.
The extension part 32 extending to the outside is arranged, the extension part 32 mainly acts on more convenient contact with the motor shell 1, and in the specific implementation process, the length of the extension part 32 can be controlled to be preset length, so that the extension part 32 can be overlapped at the top of the motor shell 1, the sealing cover 3 utilizes the action of gravity, and the whole body is buckled at the side part of the motor shell 1 and keeps the state. Optionally, a connecting device may be further disposed on the opening 31 of the sealing cover 3, so that the sealing cover 3 is more stably or tightly connected with the motor housing 1.
Alternatively, the screw 33 is a countersunk screw, and the protrusion 32 has a countersunk hole 321.
On the basis of any of the above embodiments, the side of the opening 31 is provided with a protruding structure 34 that is turned up to the outside, please refer to fig. 3 and fig. 4, wherein the protruding structure 34 is provided with a through hole 341, and a connector is provided in the through hole 341 for connecting the sealing cover 3 with the motor housing 1. Specifically, the connector is inserted into the through hole and into a groove or through hole provided in the motor housing 1, thereby achieving the connection of the motor housing 1 and the sealing cover 3.
Alternatively, the connector may be a bolted structure, a plug connector, or other connector.
In any embodiment, the contour of the opening 31 is configured to follow the outer contour of the side portion of the motor housing 1, so that the opening 31 fits the motor housing 1, it should be noted that the end portion of the opening 31 fits the outside of the motor housing 1, and the contour of the opening 31 is configured to follow the contour of the position on the motor housing 1 for fitting the sealing cover 3, so that the opening 31 of the sealing cover 3 can better fit the motor housing 1, and in the specific configuration, the shape of the opening 31 can be configured according to the shape of the motor housing 1, for example, the shape of the opening 31 can be adjusted by cutting, electrical cutting, and the like.
In this embodiment, by adjusting the shapes of the opening 31 and the motor housing 1 to be uniform, when the sealing cover 3 is fastened to the motor housing 1, a small gap or no gap can be formed between the sealing cover and the motor housing 1, so that the vacuum electrode 2 can be further protected.
On the basis of any of the above embodiments, the bottom of the sealing cover 3 is provided with a cable outlet hole 35, and the cable of the vacuum electrode 2 extends out of the sealing cover 3 through the cable outlet hole 35.
Referring to fig. 5, when in use, the vacuum electrode 2 is provided with a plurality of cables for realizing circuit communication with an external structure, and due to the arrangement of the sealing cover 3, the cable routing needs to be additionally arranged, in this embodiment, the cable outlet hole 35 is arranged at the bottom of the sealing cover 3, so as to conveniently realize cable routing.
Alternatively, the cable outlet hole 35 may be located at other positions of the sealing cover 3 as long as the vacuum electrode 2 inside the sealing cover 3 can be easily electrically connected to an external structure.
Optionally, the number of the cable outlet holes 35 is not limited to be unique, and may be two or more, and the setting position may be adjusted according to the use requirement.
On the basis of the above embodiment, in order to further enhance the sealing isolation of the internal and external structures of the sealing cover 3, a first sealing member is provided at the cable outlet hole 35 for sealing the gap between the cable outlet hole 35 and the cable.
Alternatively, the first sealing element may be an annular sealing ring or sealing grease of any shape, etc.
A sealing arrangement is also required between the sealing cover 3 and the motor housing 1 to further enhance the protective effect of the sealing cover 3. On the basis of any of the above embodiments, the opening 31 of the sealing cover 3 is connected with the motor housing 1 in a sealing manner by a second sealing member in the circumferential direction of the fastening position.
The second sealing element can be a sealing strip, a sealing ring, sealing grease and the like. The second sealing member may be provided at one side of the opening 31 of the sealing cover 3 or preferably completely wrap the circumferential position of the opening 31 of the sealing cover 3 in the circumferential direction.
Optionally, the sealing cover 3 is a nylon sealing cover, and the nylon material has insulation property and certain strength, so that the protection effect on the vacuum electrode 2 can be improved.
In a specific embodiment provided by the present application, the end of the opening 31 of the sealing cover 3 is inserted into the side groove of the motor housing 1, and the sealing cover 3 and the motor housing 1 are respectively provided with a corresponding bolt hole, and a bolt that can be inserted into or pulled out of the bolt hole fixes the sealing cover 3 and the motor housing 1.
Alternatively, the motor housing 1 may have a protruding structure, and the opening 31 of the sealing cover 3 may have a recessed structure, and the protruding structure is inserted into the recessed structure, so as to achieve the insertion of the motor housing 1 and the sealing cover 3.
Except for the connection relation between the main structure of the motor of the flywheel energy storage unit and each part that above-mentioned each embodiment provided, the embodiment of the utility model also provides a flywheel energy storage unit of the motor of the flywheel energy storage unit that includes that above-mentioned embodiment is disclosed, and the structure of this other each part please refer to prior art, and this text is no longer repeated.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The above details are provided for the motor and the flywheel energy storage unit of the flywheel energy storage unit provided by the embodiments of the present invention. The principle and implementation of the embodiments of the present invention are explained herein by applying a specific embodiment, and the above description of the embodiments is only used to help understand the method and core idea of the embodiments of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.

Claims (10)

1. An electric machine of a flywheel energy storage unit, comprising:
the motor comprises a motor shell (1), wherein a vacuum electrode (2) is arranged on the side part of the motor shell;
the sealing cover (3) is of a shell structure with an opening (31) on one side, and the sealing cover (3) is buckled on the side part of the motor shell (1) and covers the outside of the vacuum electrode (2) in a covering mode so as to isolate the vacuum electrode (2) from the outside of the sealing cover (3).
2. The electrical machine of a flywheel energy storage unit according to claim 1, characterized in that the top position of the opening (31) has an extension (32), and the extension (32) is lapped on the top of the motor housing (1) and is fixedly connected with the top of the motor housing (1) through a screw (33).
3. The electrical machine of a flywheel energy storage unit according to claim 2, characterized in that the screw (33) is a countersunk screw, the protrusion (32) having a countersunk hole (321).
4. The electrical machine of a flywheel energy storage unit according to claim 1, characterized in that the sides of the opening are provided with a protruding structure (34) that is turned up to the outside, the protruding structure (34) is provided with a through hole (341), and the through hole (341) is provided with a connection for connecting the protruding structure (34) with the electrical machine housing (1).
5. The electrical machine of a flywheel energy storage unit according to claim 2, characterized in that the contour of the opening (31) is arranged following the outer contour of the side of the motor housing (1) so that the opening (31) fits to the motor housing (1).
6. The electrical machine of a flywheel energy storage unit according to claim 1, characterized in that a cable outlet hole (35) is provided at the bottom of the sealing cover (3), and the cable of the vacuum electrode extends out of the sealing cover (3) from the cable outlet hole (35).
7. The electrical machine of a flywheel energy storage unit according to claim 6, characterized in that the cable outlet hole (35) is provided with a first sealing for sealing a gap between the cable outlet hole (35) and the cable.
8. The electrical machine of a flywheel energy storage unit according to any of claims 1 to 7, characterized in that the opening (31) of the sealing cover (3) is sealingly connected with the circumference of the fastening position of the motor housing (1) by a second sealing element.
9. The electrical machine of a flywheel energy storage unit according to any of claims 1 to 7, characterized in that the sealing cover (3) is a nylon sealing cover.
10. A flywheel energy storage unit comprising a flywheel rotor and an electric machine of the flywheel energy storage unit as claimed in any one of claims 1 to 9 in driving connection with the flywheel rotor.
CN202221887947.5U 2022-07-21 2022-07-21 Motor of flywheel energy storage unit and flywheel energy storage unit Active CN217984763U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221887947.5U CN217984763U (en) 2022-07-21 2022-07-21 Motor of flywheel energy storage unit and flywheel energy storage unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221887947.5U CN217984763U (en) 2022-07-21 2022-07-21 Motor of flywheel energy storage unit and flywheel energy storage unit

Publications (1)

Publication Number Publication Date
CN217984763U true CN217984763U (en) 2022-12-06

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ID=84280768

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221887947.5U Active CN217984763U (en) 2022-07-21 2022-07-21 Motor of flywheel energy storage unit and flywheel energy storage unit

Country Status (1)

Country Link
CN (1) CN217984763U (en)

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