CN113327767A - Power capacitor with integrated injection molding end cover - Google Patents
Power capacitor with integrated injection molding end cover Download PDFInfo
- Publication number
- CN113327767A CN113327767A CN202110586513.5A CN202110586513A CN113327767A CN 113327767 A CN113327767 A CN 113327767A CN 202110586513 A CN202110586513 A CN 202110586513A CN 113327767 A CN113327767 A CN 113327767A
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- Prior art keywords
- fixed
- reinforcing
- block
- top surface
- bottom plate
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- 239000003990 capacitor Substances 0.000 title claims abstract description 32
- 238000001746 injection moulding Methods 0.000 title claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 66
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 14
- 230000002787 reinforcement Effects 0.000 description 19
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
- H01G2/103—Sealings, e.g. for lead-in wires; Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/02—Mountings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The power capacitor with the integrated injection molding end cover comprises a controller, a shell and a body, wherein the body is arranged inside the shell, the controller is sleeved at the top of the shell, a sealing cover is inserted at the top of the inner side of the shell, an insulating mechanism with a stable structure and an integrated structure is fixed on the top surface of the sealing cover, a limiting block is arranged at the bottom of the controller, one side of the insulating mechanism is connected inside the limiting block, and the insulating structure is respectively electrically connected with the controller and the body. The internal safety of the capacitor is protected by the insulating mechanism connected between the controller and the device body, and the stability of insulation is ensured by utilizing the stable structure and the integrated structure; and the adoption of an integrated structure can reduce the assembly of parts, so that the capacitor is more convenient to mount, and the precision of the connection position is ensured.
Description
Technical Field
The invention belongs to the technical field of power capacitors, and particularly relates to a power capacitor with an integrally injection-molded end cover.
Background
Power capacitors, capacitors for power systems and electrical equipment. Any two metal conductors are separated by an insulating medium, and thus a capacitor is formed. The capacitance of the capacitor is determined by its geometrical dimensions and the properties of the insulating medium between the two plates.
The power capacitor can often bear high voltage when in use, but often because the structure that constitutes insulation is more, the connection between each structure is not only time-consuming, and the deviation of position appears in the installation in addition easily, leads to insulating structure unstable, and makes the shell and the inner structure of condenser cause the damage easily.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a power capacitor with an integrally injection-molded end cover, and the specific technical scheme is as follows:
the power capacitor with the integrated injection molding end cover comprises a controller, a shell and a body, wherein the body is arranged inside the shell, the controller is sleeved at the top of the shell, a sealing cover is inserted at the top of the inner side of the shell, an insulating mechanism with a stable structure and an integrated structure is fixed on the top surface of the sealing cover, a limiting block is arranged at the bottom of the controller, one side of the insulating mechanism is connected inside the limiting block, and the insulating structure is respectively electrically connected with the controller and the body.
Furthermore, the insulating mechanism includes reinforcing component, insulating seat, electrode and wire, the insulating seat is fixed in the closing cap top surface, the insulating seat top surface is fixed with reinforcing component, the inside grafting of insulating seat has the electrode, insulating seat one side through connection has the wire.
Furthermore, the insulating seat is of an integral injection molding structure.
Furthermore, the insulating base comprises a support, a bottom plate, a sleeve and a clamping block, the bottom plate is fixed on the top surface of the sealing cover, the support is fixed on the top surface of the bottom plate, the support is connected to the bottom of the controller, the sleeve is fixed on the top surface of the bottom plate, an electrode is inserted into the sleeve, the clamping block is fixed on the bottom plate close to the side top surface, the clamping block is inserted into the limiting block, and a reinforcing component is fixed on the symmetrical center line of the top surface of the bottom plate.
Furthermore, one side of the bottom plate is provided with a groove, the groove is of a U-shaped structure, and a reinforcing component is arranged at the top of the groove.
Furthermore, the reinforcing component comprises a first reinforcing block and a second reinforcing block, the first reinforcing block is fixed on the top surface of the bottom plate, one side of the first reinforcing block is connected with the second reinforcing block, one side of the first reinforcing block is sleeved on the side wall of the support, and the second reinforcing block is sleeved on the side wall of the support.
Furthermore, the reinforcing component further comprises a spring piece, one end of the second reinforcing block is inserted into the first reinforcing block, and the spring piece is connected between the end part of the first reinforcing block and the inside of the first reinforcing block.
Furthermore, the first reinforcing block and the second reinforcing block are both Y-shaped structures.
The invention has the beneficial effects that:
1. the insulating mechanism connected between the controller and the device body protects the internal safety of the capacitor, and the stability of insulation is ensured by utilizing the stable structure and the integrated structure;
2. and the adoption of an integrated structure can reduce the assembly of parts, so that the capacitor is more convenient to mount, and the precision of the connection position is ensured.
Drawings
FIG. 1 shows a schematic diagram of the overall structure of a power capacitor with an integrally injection molded end cap according to the present invention;
FIG. 2 shows a cross-sectional view of the integral interconnect structure of the present invention;
FIG. 3 is a schematic view of the connection structure of the insulation mechanism and the cover of the present invention;
FIG. 4 is a schematic view of the structure of the insulating base of the present invention;
FIG. 5 shows a schematic structural view of a reinforcement assembly of the present invention;
FIG. 6 illustrates a cross-sectional view of the reinforcement assembly internal connection structure of the present invention;
FIG. 7 is a schematic view illustrating a connection structure of a fixture block and a limiting block according to the present invention;
FIG. 8 is a schematic view of a prior art closure;
shown in the figure: 1. a controller; 11. a limiting block; 2. an insulating mechanism; 21. a reinforcement assembly; 211. a first reinforcing block; 2111. a wire slot; 212. a second reinforcing block; 213. a spring plate; 22. an insulating base; 221. a support; 222. a base plate; 2221. a groove; 223. a sleeve; 224. a clamping block; 23. an electrode; 24. a wire; 3. sealing the cover; 4. a housing; 5. a container body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The power capacitor with the integrally injection-molded end cover comprises a controller 1, a shell 4 and a device body 5, wherein the device body 5 is arranged in the shell 4, the controller 1 is sleeved at the top of the shell 4, a sealing cover 3 is inserted at the top of the inner side of the shell 4, an insulating mechanism 2 with a stable structure and an integrally molded structure is fixed on the top surface of the sealing cover 3, a limiting block 11 is arranged at the bottom of the controller 1, one side of the insulating mechanism 2 is connected to the inside of the limiting block 11, and the insulating structure is respectively and electrically connected with the inside of the controller 1 and the device body 5; the insulating mechanism connected between the controller and the device body protects the internal safety of the capacitor, and the stability of insulation is ensured by utilizing the stable structure and the integrated structure; and the adoption of an integrated structure can reduce the assembly of parts, so that the capacitor is more convenient to mount, and the precision of the connection position is ensured.
As shown in fig. 3, the insulation mechanism 2 includes a reinforcing component 21, an insulation seat 22, an electrode 23, and a wire 24, the insulation seat 22 is fixed on the top surface of the cover 3, the reinforcing component 21 is fixed on the top surface of the insulation seat 22, the electrode 23 is inserted into the insulation seat 22, and the wire 24 is connected to one side of the insulation seat 22 in a penetrating manner.
The insulating base 22 is of an integral injection molding structure; the insulating seat adopting the integrally formed structure is stable in structure, and can enable all structures to form a whole, so that the assembly and connection of all structures are reduced, and the capacitor is more convenient to assemble.
As shown in fig. 4, the insulating base 22 includes a bracket 221, a bottom plate 222, a sleeve 223 and a latch 224, the bottom plate 222 is fixed on the top surface of the cover 3, the bracket 221 is fixed on the top surface of the bottom plate 222, the bracket 221 is connected to the bottom of the controller 1, the sleeve 223 is fixed on the top surface of the bottom plate 222, the electrode 23 is inserted into the sleeve 223, the latch 224 is fixed on the top surface of the bottom plate 222 close to the side edge, the latch 224 is inserted into the limiting block 11, and the reinforcing component 21 is fixed on the symmetrical center line of the top surface of the bottom plate 222; the support, the sleeve and the clamping block which are integrally formed on the bottom plate can be used for enabling the connection inside the capacitor to be more stable.
A groove 2221 is formed in one side of the bottom plate 222, the groove 2221 is of a U-shaped structure, and a reinforcing component 21 is arranged at the top of the groove 2221; the U-shaped structure groove of seting up on the bottom plate can reduce structural material to can utilize the recess to dig the reinforcement component from the bottom plate when assembling the reinforcement component and dismantling.
As shown in fig. 3 and 4, the reinforcing assembly 21 includes a first reinforcing block 211 and a second reinforcing block 212, the first reinforcing block 211 is fixed on the top surface of the bottom plate 222, one side of the first reinforcing block 211 is connected with the second reinforcing block 212, one side of the first reinforcing block 211 is sleeved on the side wall of the bracket 221, and the second reinforcing block 212 is sleeved on the side wall of the bracket 221; the first reinforcing blocks are fixed on the bottom plate to play a role of reinforcing ribs, the first reinforcing blocks and the second reinforcing blocks are sleeved on the side walls of the supports to further protect the structures of the supports, the conditions of support inclination and offset are avoided, and the position accuracy of the capacitors during assembling is guaranteed.
As shown in fig. 5, the reinforcing assembly 21 further includes a spring plate 213, one end of the second reinforcing block 212 is inserted into the first reinforcing block 211, and the spring plate 213 is connected between the end of the first reinforcing block 211 and the inside of the first reinforcing block 211; the second reinforcing block is inserted in the first reinforcing block, so that the supports with different spacing distances can be adjusted and fixed at the same time, and the spring piece can be used for resetting the distance between the first reinforcing block and the second reinforcing block, so that the installation is more convenient.
The first reinforcing block 211 and the second reinforcing block 212 are both Y-shaped structures; adopt Y style of calligraphy structure can strengthen structural strength to can carry out spacing protection simultaneously to two supports, make the structure more stable.
In the practice of the present invention, the catalyst is,
firstly, the insulating base 22 is integrally injection-molded according to fig. 4, the molded insulating base 22 comprises two brackets 221, a bottom plate 222, sleeves 223 and fixture blocks 224, the two brackets 221 are respectively distributed on the top surfaces of the two sides of the bottom plate 222, the sleeves 223 are symmetrically arranged around the symmetrical center line, the two fixture blocks 224 are symmetrically fixed on the side edges, a groove 2221 is reserved at one end, then the electrode 23 is inserted into the sleeve 223, and the sleeve 223 is utilized to protect the electrode 23;
then, the insulation seat 22 is fixed on the cover 3 according to fig. 2, fig. 3 and fig. 5, then the reinforcement assembly 21 is fixed on the insulation seat 22 for reinforcement, the first reinforcement block 211 and the second reinforcement block 212 in the shape of the letter "Y" are sleeved outside the bracket 221 on the insulation seat 22, in the sleeving process, the first reinforcement block 211 is sleeved on the bracket 221 in an inclined manner, then the second reinforcement block 212 is pulled manually, the spring piece 213 is stretched by adjusting the inserting position of the second reinforcement block 212 on the first reinforcement block 211 according to the distance between the brackets 221 on the bottom plate 222, the connection of the first reinforcement block 211 and the second reinforcement block 212 is fixed, the second reinforcement block 212 is sleeved on the bracket 221 at the other end of the bottom plate 222, the finger adjusts the second reinforcement block 212 in the U-shaped groove 2221, the first reinforcement block 211 is completely attached to the top surface of the bottom plate 222, and then the first reinforcement block 211 is fixed on the bottom plate 222, thereby completing the reinforced fixation of the reinforcing component 21 on the insulating base 22, and thus forming the complete insulating mechanism 2;
then the sealing cover 3 fixed with the insulating mechanism 2 is inserted into the top of the inner side of the shell 4, so that one end of the lead 24 penetrating through the bottom of the sealing cover 3 is electrically connected with the device body 5 in the shell 4, and the sealing cover 3 and the shell 4 are fixed;
and finally, taking out the other end of the wire 24 from the inserted wire slot 2111 according to fig. 2, fig. 5 and fig. 7, connecting the wire 24 with the controller 1, finally sleeving the controller 1 on the top of the shell 4, fixedly connecting the controller 1 with the bracket 221, electrically connecting the controller 1 with the electrode 23, and clamping the clamping block 224 on the bottom plate 222 into the limiting block 11 on the controller 1 to complete the assembly and connection of the capacitor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. Power capacitor with integrative end cover of moulding plastics, its characterized in that: including controller (1), shell (4) and the ware body (5), the inside ware body (5) that is provided with of shell (4), controller (1) has been cup jointed at shell (4) top, shell (4) inboard top is pegged graft and is had closing cap (3), closing cap (3) top surface is fixed with insulating mechanism (2) that have stable structure and integrated into one piece structure, controller (1) bottom is provided with stopper (11), inside insulating mechanism (2) one side is connected in stopper (11), insulating structure respectively with controller (1) and ware body (5) between inside electric connection.
2. A power capacitor with an integrally injection molded end cap as claimed in claim 1, wherein: insulating mechanism (2) are including strengthening subassembly (21), insulating seat (22), electrode (23) and wire (24), insulating seat (22) are fixed in closing cap (3) top surface, insulating seat (22) top surface is fixed with strengthens subassembly (21), insulating seat (22) inside grafting has electrode (23), insulating seat (22) one side through connection has wire (24).
3. A power capacitor with an integrally injection molded end cap as claimed in claim 2, wherein: the insulating seat (22) is of an integral injection molding structure.
4. A power capacitor with an integrally injection molded end cap as claimed in claim 3, wherein: the insulating seat (22) comprises a support (221), a bottom plate (222), a sleeve (223) and a clamping block (224), the bottom plate (222) is fixed on the top surface of the sealing cover (3), the support (221) is fixed on the top surface of the bottom plate (222), the support (221) is connected to the bottom of the controller (1), the sleeve (223) is fixed on the top surface of the bottom plate (222), the electrode (23) is inserted into the sleeve (223), the clamping block (224) is fixed on the bottom plate (222) close to the top surface of the side edge, the clamping block (224) is inserted into the limiting block (11), and the reinforcing component (21) is fixed on the symmetrical center line of the top surface of the bottom plate (222).
5. A power capacitor with an integrally injection molded end cap as claimed in claim 4, wherein: one side of the bottom plate (222) is provided with a groove (2221), the groove (2221) is of a U-shaped structure, and the top of the groove (2221) is provided with a reinforcing component (21).
6. A power capacitor with an integrally injection molded end cap as claimed in claim 5, wherein: the reinforcing component (21) comprises a first reinforcing block (211) and a second reinforcing block (212), the first reinforcing block (211) is fixed on the top surface of the bottom plate (222), one side of the first reinforcing block (211) is connected with the second reinforcing block (212), one side of the first reinforcing block (211) is sleeved on the side wall of the support (221), and the second reinforcing block (212) is sleeved on the side wall of the support (221).
7. A power capacitor with an integrally injection molded end cap as claimed in claim 6, wherein: the reinforcing component (21) further comprises a spring piece (213), one end of the second reinforcing block (212) is inserted into the first reinforcing block (211), and the spring piece (213) is connected between the end part of the first reinforcing block (211) and the inside of the first reinforcing block (211).
8. A power capacitor with an integrally injection molded end cap as claimed in claim 7, wherein: the first reinforcing block (211) and the second reinforcing block (212) are both Y-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110586513.5A CN113327767B (en) | 2021-05-27 | 2021-05-27 | Power capacitor with integrated injection molding end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110586513.5A CN113327767B (en) | 2021-05-27 | 2021-05-27 | Power capacitor with integrated injection molding end cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113327767A true CN113327767A (en) | 2021-08-31 |
| CN113327767B CN113327767B (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110586513.5A Active CN113327767B (en) | 2021-05-27 | 2021-05-27 | Power capacitor with integrated injection molding end cover |
Country Status (1)
| Country | Link |
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| CN (1) | CN113327767B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203103123U (en) * | 2013-01-28 | 2013-07-31 | 合肥荣事达三洋电器股份有限公司 | High voltage capacitor for microwave oven |
| CN205177609U (en) * | 2015-11-09 | 2016-04-20 | 深圳市创仕鼎电子有限公司 | Condenser lead wire mounting structure |
| CN106449084A (en) * | 2016-10-12 | 2017-02-22 | 安徽瀚宇电气有限公司 | Capacitor |
| CN208608058U (en) * | 2018-08-15 | 2019-03-15 | 安徽浩天新能源科技有限公司 | A kind of capacitance core group shatter-resistant, radiating shell |
| CN209571335U (en) * | 2019-04-02 | 2019-11-01 | 无锡宏广电容器有限公司 | A kind of integrated insulation system for polypropylene film capacitor |
| CN211578581U (en) * | 2020-04-10 | 2020-09-25 | 佛山市孔星材料应用研究院有限公司 | Capacitor and shell thereof |
| CN212676107U (en) * | 2020-09-13 | 2021-03-09 | 南通纳川电子有限公司 | High-voltage capacitor with plug-in bipolar outlet structure |
| CN112599354A (en) * | 2020-12-02 | 2021-04-02 | 陈建业 | Overcurrent over-temperature self-recovery power capacitor |
| CN212907414U (en) * | 2020-07-24 | 2021-04-06 | 深圳市易仑科技有限公司 | Surface-mounted capacitor with good heat dissipation performance |
-
2021
- 2021-05-27 CN CN202110586513.5A patent/CN113327767B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203103123U (en) * | 2013-01-28 | 2013-07-31 | 合肥荣事达三洋电器股份有限公司 | High voltage capacitor for microwave oven |
| CN205177609U (en) * | 2015-11-09 | 2016-04-20 | 深圳市创仕鼎电子有限公司 | Condenser lead wire mounting structure |
| CN106449084A (en) * | 2016-10-12 | 2017-02-22 | 安徽瀚宇电气有限公司 | Capacitor |
| CN208608058U (en) * | 2018-08-15 | 2019-03-15 | 安徽浩天新能源科技有限公司 | A kind of capacitance core group shatter-resistant, radiating shell |
| CN209571335U (en) * | 2019-04-02 | 2019-11-01 | 无锡宏广电容器有限公司 | A kind of integrated insulation system for polypropylene film capacitor |
| CN211578581U (en) * | 2020-04-10 | 2020-09-25 | 佛山市孔星材料应用研究院有限公司 | Capacitor and shell thereof |
| CN212907414U (en) * | 2020-07-24 | 2021-04-06 | 深圳市易仑科技有限公司 | Surface-mounted capacitor with good heat dissipation performance |
| CN212676107U (en) * | 2020-09-13 | 2021-03-09 | 南通纳川电子有限公司 | High-voltage capacitor with plug-in bipolar outlet structure |
| CN112599354A (en) * | 2020-12-02 | 2021-04-02 | 陈建业 | Overcurrent over-temperature self-recovery power capacitor |
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| Publication number | Publication date |
|---|---|
| CN113327767B (en) | 2022-11-11 |
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