CN212365750U - Novel annular capacitor core group - Google Patents
Novel annular capacitor core group Download PDFInfo
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- CN212365750U CN212365750U CN202021211096.3U CN202021211096U CN212365750U CN 212365750 U CN212365750 U CN 212365750U CN 202021211096 U CN202021211096 U CN 202021211096U CN 212365750 U CN212365750 U CN 212365750U
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- annular
- insulating shell
- annular insulating
- opening
- capacitor
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Abstract
The utility model discloses a novel annular capacitor core group, which comprises an annular insulating shell, a capacitor core, a sleeve hole and a through opening, wherein the sleeve hole is arranged in the middle of the annular insulating shell, the top end of the annular shell of the annular insulating shell is opened, an annular cavity is arranged in the annular shell, a plurality of capacitor cores are arranged in the annular cavity of the annular insulating shell after being connected in parallel through parallel wires, and the parallel wires are connected with a motor through two lead-out wires; the capacitor cores are uniformly distributed around the center of the annular insulating shell, gaps are reserved among the capacitor cores, epoxy resin is filled into the gaps between the capacitor cores and the annular insulating shell to form epoxy resin coatings, a through opening is arranged between the outer ring of the annular insulating shell and the sleeving hole, the through opening is a through hole, the cross section of the through opening is rectangular or trapezoidal, and the outgoing line can penetrate through the through opening to be connected with the motor. The utility model discloses be provided with and link up the opening, make things convenient for the annular insulating shell cup joint on the motor stator back lead-out wire and be connected of motor, also make things convenient for the connection of other signal lines of motor.
Description
Technical Field
The utility model belongs to electric capacity field of making, concretely relates to novel annular electric capacity core group.
Background
The capacitor is a common electronic component and consists of a capacitor core, a lead-out wire and a shell. The capacitor core is composed of a plurality of capacitor elements which are connected in series and in parallel. The capacitor core with higher voltage commonly used at present is mainly formed by connecting a plurality of capacitor elements together in series by using a lead. The utility model CN205751876U and the external patent CN304184266S disclose a motor running capacitor, which is mainly used for starting and running various ac motors. The capacitor core group is formed by connecting a plurality of capacitor cores in parallel, and the capacitor cores are connected in parallel through welding. In the in-service use process, annular capacitor cup joints at the motor stator, and the outside sets up and contacts such as guard shield, leads to the lead-out wire to be connected the difficulty with the motor, and the wiring of motor and other parts is also blockked by the capacitor and is difficult to be connected. Meanwhile, the capacitor core group shell must be provided with a notch, so that epoxy resin or lubricating oil can be conveniently poured.
SUMMERY OF THE UTILITY MODEL
The aforesaid that exists to prior art is not enough, the utility model discloses a solve current motor start electric capacity, the wiring of lead-out wire and motor does not have the space, and electric capacity core group shell must set up the breach, is convenient for pour into the problem of epoxy or lubricating oil.
In order to realize the purpose, the utility model provides a novel annular capacitor core group, which comprises an annular insulating shell, a capacitor core, a sleeve hole and a through notch,
the middle of the annular insulating shell is provided with a sleeving hole which can be arranged on the motor stator; the top end of the annular shell of the annular insulating shell is provided with an opening, an annular chamber is arranged inside the annular shell,
a plurality of capacitor cores are arranged in the annular cavity chamber of the annular insulating shell after being connected in parallel through parallel wires, and the parallel wires are connected with the motor through two outgoing lines; the capacitor cores are uniformly distributed around the center of the annular insulating shell, a gap is reserved between the capacitor cores, epoxy resin is filled into the gap between the capacitor cores and the annular insulating shell to form an epoxy resin coating,
a through opening is arranged between the outer ring of the annular insulating shell and the sleeving hole, the through opening is a through hole, the cross section of the through opening is rectangular or trapezoidal, and the outgoing line can penetrate through the through opening to be connected with the motor.
Further, the annular insulating shell is made of polyvinyl chloride resin.
Furthermore, the bottom of the annular cavity of the annular insulating shell is provided with a limiting recess, the depth of the limiting recess is more than 2mm, the limiting recess is the same as the cross section of the capacitor core, and the cross section of the limiting recess is larger than that of the capacitor core and corresponds to the capacitor core one by one.
Further, the sleeving hole of the annular insulating shell and the annular insulating shell are integrally formed in an injection molding mode.
Further, the length of the lead-out wire exceeds the height of the annular insulating shell by more than 4 cm.
Further, the top of the epoxy resin coating is more than 5mm away from the top of the annular insulating shell.
The utility model has the advantages that:
1. the novel annular capacitor core group of the utility model is provided with the through opening, thereby facilitating the connection of the outgoing line and the motor after the annular insulating shell is sleeved on the motor stator and facilitating the connection of other signal lines of the motor; the epoxy resin and the lubricating oil for sealing can also be injected through the through opening without arranging a plurality of concave gaps,
2. the bottom of the annular insulating shell is provided with a limiting recess, and the capacitor core is provided with a fixable position, so that consistency and stability are guaranteed.
Drawings
Fig. 1 is a schematic perspective view of the novel annular capacitor core assembly of the present invention;
fig. 2 is a schematic perspective view of the novel annular capacitor core assembly of the present invention before being filled with epoxy resin;
fig. 3 is a schematic perspective view of the novel annular capacitor core assembly without capacitor cores installed therein.
In the figure: 1. an annular insulating shell; 2. an outgoing line; 3. an epoxy resin coating; 4. sleeving a hole; 5. the opening is penetrated; 6. limiting and sinking; 7. a capacitor core; 8. and connecting the wires in parallel.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.
As shown in fig. 1, a novel annular capacitor core assembly is characterized in that: comprises an annular insulating shell 1, a capacitor core 7, a sleeving hole 4 and a through opening 5,
the middle of the annular insulating shell 1 is provided with a sleeving hole 4, and the sleeving hole 4 can be installed on a motor stator; the top end of the annular shell of the annular insulating shell 1 is provided with an opening, an annular chamber is arranged inside the annular shell,
as shown in fig. 2, a plurality of capacitor cores 7 are arranged in the annular chamber of the annular insulating housing 1 after being connected in parallel through parallel wires 8, and the parallel wires 8 are connected with the motor through two outgoing lines 2; the capacitor cores 7 are uniformly distributed around the center of the annular insulating shell 1, gaps are reserved among the capacitor cores 7, epoxy resin is filled into the gaps between the capacitor cores 7 and the annular insulating shell 1 to form the epoxy resin coating 3,
a through opening 5 is arranged between the outer ring of the annular insulating shell 1 and the sleeving hole 4, the through opening 5 is a through hole, the cross section of the through opening is rectangular or trapezoidal, and the outgoing line 2 can penetrate through the through opening 5 to be connected with the motor.
In practical application, the annular insulating shell 1 is made of polyvinyl chloride resin.
As shown in fig. 3, the bottom of the annular cavity of the annular insulating housing 1 is provided with a limiting recess 6, the depth of the limiting recess 6 is more than 2mm, the cross-sectional shape of the limiting recess 6 is the same as that of the capacitor core 7, and the cross-sectional dimension of the limiting recess 6 is larger than that of the capacitor core 7 and corresponds to the capacitor core 7 one by one.
In practical application, the through opening 5 of the annular insulating shell 1 and the annular insulating shell 1 are integrally formed by injection molding.
In practical application, the length of the lead-out wire 2 exceeds the height of the annular insulating shell 1 by more than 4 cm.
In practical application, the top of the epoxy resin coating 3 is more than 5mm away from the top of the annular insulating shell 1.
In summary, the following steps: the utility model discloses be provided with and link up the opening, make things convenient for the annular insulating shell cup joint on the motor stator back lead-out wire and be connected of motor, also make things convenient for the connection of other signal lines of motor.
The foregoing has described the general principles, essential features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (6)
1. The utility model provides a novel annular electric capacity core group which characterized in that: comprises an annular insulating shell (1), a capacitor core (7), a sleeve hole (4) and a through notch (5),
the middle of the annular insulating shell (1) is provided with a sleeving hole (4), and the sleeving hole (4) can be installed on a motor stator; the top end of the annular shell of the annular insulating shell (1) is provided with an opening, an annular chamber is arranged inside the annular shell,
a plurality of capacitor cores (7) are connected in parallel through parallel wires (8) and then placed in an annular cavity chamber of the annular insulating shell (1), and the parallel wires (8) are connected with a motor through two outgoing lines (2); the capacitor cores (7) are uniformly distributed around the center of the annular insulating shell (1), gaps are reserved between the capacitor cores (7), epoxy resin is filled into the gaps between the capacitor cores (7) and the annular insulating shell (1) to form an epoxy resin coating (3),
a through opening (5) is formed between the outer ring of the annular insulating shell (1) and the sleeving hole (4), the through opening (5) is a through hole, the cross section of the through opening is rectangular or trapezoidal, and the outgoing line (2) can penetrate through the through opening (5) to be connected with the motor.
2. The novel annular capacitor core pack of claim 1, wherein: the annular insulating shell (1) is made of polyvinyl chloride resin.
3. The novel annular capacitor core pack of claim 1 or 2, wherein: the bottom of the annular cavity of the annular insulating shell (1) is provided with a limiting recess (6), the depth of the limiting recess (6) is more than 2mm, the limiting recess (6) is the same as the cross section of the capacitor core (7), and the cross section of the limiting recess (6) is larger than the cross section of the capacitor core (7) and corresponds to the capacitor core (7) one by one.
4. The novel annular capacitor core pack of claim 1 or 2, wherein: the through opening (5) of the annular insulating shell (1) and the annular insulating shell (1) are integrally formed by injection molding.
5. The novel annular capacitor core pack of claim 1, wherein: the length of the lead-out wire (2) exceeds the height of the annular insulating shell (1) by more than 4 cm.
6. The novel annular capacitor core pack of claim 1, wherein: the distance between the top of the epoxy resin coating (3) and the top of the annular insulating shell (1) is more than 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021211096.3U CN212365750U (en) | 2020-06-28 | 2020-06-28 | Novel annular capacitor core group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021211096.3U CN212365750U (en) | 2020-06-28 | 2020-06-28 | Novel annular capacitor core group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212365750U true CN212365750U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021211096.3U Active CN212365750U (en) | 2020-06-28 | 2020-06-28 | Novel annular capacitor core group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212365750U (en) |
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2020
- 2020-06-28 CN CN202021211096.3U patent/CN212365750U/en active Active
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