CN112489909B - MOV assembly with insulating bearing plate assembling structure - Google Patents

MOV assembly with insulating bearing plate assembling structure Download PDF

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Publication number
CN112489909B
CN112489909B CN202011385697.0A CN202011385697A CN112489909B CN 112489909 B CN112489909 B CN 112489909B CN 202011385697 A CN202011385697 A CN 202011385697A CN 112489909 B CN112489909 B CN 112489909B
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China
Prior art keywords
wall
bearing plate
fixedly connected
mov
groove
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CN202011385697.0A
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CN112489909A (en
Inventor
曾欣雯
陈牧仑
陈享廷
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Chenshuo Electronic Jiujiang Co ltd
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Chenshuo Electronic Jiujiang Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/102Varistor boundary, e.g. surface layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C1/00Details
    • H01C1/02Housing; Enclosing; Embedding; Filling the housing or enclosure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C1/00Details
    • H01C1/14Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/105Varistor cores
    • H01C7/108Metal oxide
    • H01C7/112ZnO type

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Connection Of Plates (AREA)
  • Fuses (AREA)

Abstract

The invention discloses an MOV assembly with an insulating bearing plate assembly structure, which comprises a shell, a first bearing plate, an MOV chip body, a first pole piece, a first pin, a first through hole, a second pole piece, a second pin, a second bearing plate, a jack, a second elastic sheet, a sliding groove, a limiting box, a first limiting groove, a first limiting block, a spring, a push block, a second limiting groove, a cover plate, a connecting block and a second limiting block, wherein compared with the existing MOV assembly, the bearing plate with the assembly structure is designed, so that the packaging of the MOV assembly does not need to weld the pin, does not need to be sealed and solidified by epoxy, and effectively avoids the MOV chip from being damaged by high temperature, damage to the MOV assembly itself is avoided.

Description

MOV assembly with insulating bearing plate assembling structure
Technical Field
The invention relates to the technical field of MOV (metal oxide varistor) assemblies, in particular to an MOV assembly with an insulating bearing plate assembling structure.
Background
The MOV assembly is a zinc oxide varistor, it is a polycrystalline semiconductor ceramic element made by using zinc oxide as main body, adding several metal oxides and adopting typical electronic ceramic process, after the ceramic chip of existent MOV assembly is made, it has need of welding pins, and implementing epoxy encapsulation and solidification, these procedures can produce high temp., and can produce invisible damage to chip, and the installation mode of existent MOV assembly is mainly welding and fixing, and is inconvenient for replacement, and the series and parallel connections between the existent MOV assemblies are connected by means of wire, and the change of connection mode can need to remove the MOV assembly again, and can damage the MOV assembly, and can make the MOV assembly be discarded.
Disclosure of Invention
The present invention is directed to an MOV assembly with an insulating assembly structure of a carrier plate to solve the above problems.
In order to solve the technical problems, the invention provides the following technical scheme: an MOV assembly with an insulation type bearing plate assembly structure comprises a shell, a first bearing plate, an MOV chip body, a first pole piece, a first pin, a first through hole, a second pole piece, a second pin, a second bearing plate, a second through hole, a conducting strip, a first elastic sheet, a clamping groove, a first binding post, a first containing groove, a second binding post, a second containing groove, a jack, a second elastic sheet, a sliding groove, a limiting box, a first limiting groove, a first limiting block, a spring, a push block, a second limiting groove, a cover plate, a connecting block and a second limiting block, wherein the first bearing plate is arranged on the inner wall of one side of the shell, the MOV chip body is sleeved on the inner wall of one side of the first bearing plate, the first pole piece is arranged on the outer wall of one side of the MOV chip body, the first pin is fixedly connected to the outer wall of one side of the first pole piece, the first through hole is formed on the inner wall of one side of the first bearing plate, and the first pin is sleeved on the inner wall of one side of the first through hole, a second pole piece is arranged on the outer wall of one side of the MOV chip body, a second pin is fixedly connected on the outer wall of one side of the second pole piece, a second bearing plate is in threaded connection with the outer wall of one side of the first bearing plate, a second through hole is arranged on the inner wall of one side of the second bearing plate, the second pin is sleeved on the inner wall of one side of the second through hole, the inner wall of the bottom end of the shell is symmetrically fixed with conducting strips, the outer wall of one side of the conducting strips is fixedly connected with a first binding post, the outer wall of one side of the shell is provided with a first holding tank, the first binding post is fixedly connected on the inner wall of one side of the first holding tank, the outer wall of one side of the conducting strips is fixedly connected with a second binding post, the outer wall of one side of the shell is provided with a second holding tank, and the second binding post is fixedly connected on the inner wall of one side of the second holding tank, the spout has been seted up to the symmetry on the both sides inner wall of shell, the spacing box of fixedly connected with on the bottom inner wall of spout, first spacing groove has been seted up on one side inner wall of spacing box, sliding connection has first stopper on one side inner wall of first spacing groove, fixedly connected with spring on the bottom outer wall of first stopper, and the one end fixed connection of spring is on the bottom inner wall of first spacing groove, fixedly connected with ejector pad on the top outer wall of first stopper.
According to the technical scheme, the outer wall of one side of the conducting strip is fixedly connected with the first elastic sheet, the outer wall of one side of the first elastic sheet is provided with the clamping groove, the first pin is connected to the inner wall of one side of the clamping groove in a clamping mode, and the second pin is connected to the inner wall of one side of the other clamping groove in a clamping mode.
According to the technical scheme, the outer wall of one side of the first binding post is provided with the groove, the outer wall of one side of the second binding post is provided with the jack, and the inner walls of two sides of the jack are symmetrically fixed with the second elastic sheets.
According to the technical scheme, the cover plate is arranged on the outer wall of the top end of the shell, the connecting blocks are symmetrically fixed on the outer wall of the bottom end of the cover plate and are sleeved on the inner wall of one side of the sliding groove, the second limiting block is fixedly connected to the outer wall of one side of the connecting block, the second limiting groove is formed in the inner wall of one side of the sliding groove, and the second limiting block is connected to the inner wall of one side of the second limiting groove in a clamping mode.
According to the technical scheme, the outer wall of one side of the first bearing plate is fixedly connected with the threaded pipe, and the outer wall of one side of the threaded pipe is in threaded connection with the second bearing plate.
According to the technical scheme, the connecting block is an elastic element.
According to the technical scheme, the conducting strip is U-shaped.
Compared with the prior art, the invention has the following beneficial effects: compared with the existing MOV assembly, the invention is provided with the bearing plate with the assembled structure, so that pins do not need to be welded for packaging the MOV assembly, epoxy encapsulation and solidification are not needed, and the MOV chip is effectively prevented from being damaged by high temperature.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall top view of the present invention;
FIG. 2 is a schematic view of the overall top cut-away construction of the present invention;
FIG. 3 is an enlarged view of the structure of region A in FIG. 2;
FIG. 4 is a front sectional view of the housing of the present invention;
FIG. 5 is a side view cross-sectional schematic view of the housing of the present invention;
FIG. 6 is a schematic front view of the cover plate of the present invention;
FIG. 7 is a schematic perspective view of a first carrier plate according to the present invention;
in the figure: 1. a housing; 2. a first bearing plate; 3. an MOV chip body; 4. a first pole piece; 5. a first pin; 6. a first through hole; 7. a second pole piece; 8. a second pin; 9. a second carrier plate; 10. a second through hole; 11. a conductive sheet; 12. a first spring plate; 13. a card slot; 14. a first terminal post; 15. a first accommodating groove; 16. a groove; 17. a second terminal; 18. a second accommodating groove; 19. a jack; 20. a second elastic sheet; 21. a chute; 22. a limiting box; 23. a first limit groove; 24. a first stopper; 25. a spring; 26. a push block; 27. a second limit groove; 28. a cover plate; 29. connecting blocks; 30. and a second limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: an MOV assembly with an insulation type bearing plate assembly structure comprises a shell 1, a first bearing plate 2, an MOV chip body 3, a first pole piece 4, a first pin 5, a first through hole 6, a second pole piece 7, a second pin 8, a second bearing plate 9, a second through hole 10, a conducting plate 11, a first elastic sheet 12, a clamping groove 13, a first wiring terminal 14, a first accommodating groove 15, a groove 16, a second wiring terminal 17, a second accommodating groove 18, a jack 19, a second elastic sheet 20, a sliding groove 21, a limiting box 22, a first limiting groove 23, a first limiting block 24, a spring 25, a pushing block 26, a second limiting groove 27, a cover plate 28, a connecting block 29 and a second limiting block 30, wherein the first bearing plate 2 is arranged on the inner wall of one side of the shell 1, the MOV chip body 3 is sleeved on the inner wall of one side of the first bearing plate 2, the first pole piece 4 is arranged on the outer wall of one side of the MOV chip body 3, the first pole piece 4 is fixedly connected with the first pin 5, a first through hole 6 is arranged on the inner wall of one side of the first bearing plate 2, a first pin 5 is sleeved on the inner wall of one side of the first through hole 6, a second pole piece 7 is arranged on the outer wall of one side of the MOV chip body 3, a second pin 8 is fixedly connected on the outer wall of one side of the second pole piece 7, a second bearing plate 9 is connected on the outer wall of one side of the first bearing plate 2 in a threaded manner, a second through hole 10 is arranged on the inner wall of one side of the second bearing plate 9, a second pin 8 is sleeved on the inner wall of one side of the second through hole 10, a conducting plate 11 is symmetrically fixed on the inner wall of the bottom end of the shell 1, a first binding post 14 is fixedly connected on the outer wall of one side of the conducting plate 11, a first accommodating groove 15 is arranged on the outer wall of one side of the shell 1, the first binding post 14 is fixedly connected on the inner wall of one side of the first accommodating groove 15, a second binding post 17 is fixedly connected on the outer wall of one side of the conducting post 11, a second accommodating groove 18 is formed in the outer wall of one side of the shell 1, the second wiring terminal 17 is fixedly connected to the inner wall of one side of the second accommodating groove 18, sliding grooves 21 are symmetrically formed in the inner walls of two sides of the shell 1, a limiting box 22 is fixedly connected to the inner wall of the bottom end of the sliding groove 21, a first limiting groove 23 is formed in the inner wall of one side of the limiting box 22, a first limiting block 24 is slidably connected to the inner wall of one side of the first limiting groove 23, a spring 25 is fixedly connected to the outer wall of the bottom end of the first limiting block 24, one end of the spring 25 is fixedly connected to the inner wall of the bottom end of the first limiting groove 23, and a push block 26 is fixedly connected to the outer wall of the top end of the first limiting block 24; a first elastic sheet 12 is fixedly connected to the outer wall of one side of the conducting sheet 11, a clamping groove 13 is formed in the outer wall of one side of the first elastic sheet 12, the first pin 5 is connected to the inner wall of one side of the clamping groove 13 in a clamping manner, the second pin 8 is connected to the inner wall of one side of the other clamping groove 13 in a clamping manner, and the two clamping grooves 13 respectively form a clamping structure with the first pin 5 and the second pin 8, so that the installation and replacement are convenient; a groove 16 is formed in the outer wall of one side of the first binding post 14, a jack 19 is formed in the outer wall of one side of the second binding post 17, second elastic sheets 20 are symmetrically fixed on the inner walls of two sides of the jack 19, the first binding post 14 is spliced with the second binding post 17 on another device, and the first binding post is tightly fixed in the jack 19 through the groove 16 by the second elastic sheets 20; a cover plate 28 is arranged on the outer wall of the top end of the shell 1, connecting blocks 29 are symmetrically fixed on the outer wall of the bottom end of the cover plate 28, the connecting blocks 29 are sleeved on the inner wall of one side of the sliding groove 21, a second limiting block 30 is fixedly connected on the outer wall of one side of the connecting blocks 29, a second limiting groove 27 is formed in the inner wall of one side of the sliding groove 21, the second limiting block 30 is connected to the inner wall of one side of the second limiting groove 27 in a clamping mode, the cover plate 28 is used for protecting the internal structure, and the sliding groove 21, the connecting blocks 29, the second limiting block 30 and the second limiting groove 27 form a clamping structure, so that the cover plate 28 is fast and convenient to install and disassemble; a threaded pipe is fixedly connected to the outer wall of one side of the first bearing plate 2, the second bearing plate 9 is in threaded connection with the outer wall of one side of the threaded pipe, the first bearing plate 2 and the second bearing plate 9 are in threaded assembly to form a shell, heat sealing is not needed, and the MOV chip body 3 can be prevented from being damaged by high temperature; the connecting block 29 is an elastic element, so that the second limiting block 30 and the second limiting groove 27 can be automatically clamped; the conducting plate 11 is U-shaped, which is convenient for production.
When the MOV chip body 3 is installed and used by using the invention, the first pole piece 4, the MOV chip body 3 and the second pole piece 7 are sequentially placed in the first bearing plate 2, so that the first pin 5 is inserted in the first through hole 6, the second bearing plate 9 is connected on the first bearing plate 2 by screw thread, the second pin 8 is inserted in the second through hole 10, the assembled MOV component is clamped between the first spring 12 in the shell 1, the first pin 5 and the second pin 8 are respectively clamped in the clamping groove 13, the connecting block 29 on the cover plate 28 is inserted into the corresponding sliding groove 21, the second limit block 30 is clamped with the second limit groove 27, connecting block 29 promotes ejector pad 26 simultaneously, and ejector pad 26 glides along first spacing groove 23 in the spacing box 22, through first stopper 24 compression spring 25, accomplishes the installation, when using, can carry out cluster, parallelly connected as required, and concrete operation is: the first binding post 14 is inserted into the second binding post 17 of another device, so that the groove 16 is clamped by the second spring piece 20 in the insertion hole 19, wherein the first accommodating groove 15 is used for installing the first binding post 14, the second accommodating groove 18 is used for installing the second binding post 17, and the conducting strip 11 is used for conducting electricity.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. An MOV assembly with an insulation bearing plate assembly structure comprises a shell (1), a first bearing plate (2), an MOV chip body (3), a first pole piece (4), a first pin (5), a first through hole (6), a second pole piece (7), a second pin (8), a second bearing plate (9), a second through hole (10), a conducting plate (11), a first elastic sheet (12), a clamping groove (13), a first wiring terminal (14) and a first accommodating groove (15), recess (16), second terminal (17), second holding tank (18), jack (19), second shell fragment (20), spout (21), spacing box (22), first spacing groove (23), first stopper (24), spring (25), ejector pad (26), second spacing groove (27), apron (28), connecting block (29) and second stopper (30), its characterized in that: a first bearing plate (2) is arranged on the inner wall of one side of the shell (1), an MOV chip body (3) is sleeved on the inner wall of one side of the first bearing plate (2), a first pole piece (4) is arranged on the outer wall of one side of the MOV chip body (3), a first pin (5) is fixedly connected to the outer wall of one side of the first pole piece (4), a first through hole (6) is formed in the inner wall of one side of the first bearing plate (2), the first pin (5) is sleeved on the inner wall of one side of the first through hole (6), a second pole piece (7) is arranged on the outer wall of one side of the MOV chip body (3), a second pin (8) is fixedly connected to the outer wall of one side of the second pole piece (7), a second bearing plate (9) is in threaded connection with the outer wall of one side of the first bearing plate (2), a second through hole (10) is formed in the inner wall of one side of the second bearing plate (9), and the second pin (8) is sleeved on one side inner wall of the second through hole (10), the bottom end inner wall of the shell (1) is symmetrically fixed with a conductive sheet (11), one side outer wall of the conductive sheet (11) is fixedly connected with a first binding post (14), one side outer wall of the shell (1) is provided with a first holding tank (15), the first binding post (14) is fixedly connected on one side inner wall of the first holding tank (15), one side outer wall of the conductive sheet (11) is fixedly connected with a second binding post (17), one side outer wall of the shell (1) is provided with a second holding tank (18), the second binding post (17) is fixedly connected on one side inner wall of the second holding tank (18), the two side inner walls of the shell (1) are symmetrically provided with sliding grooves (21), the bottom end inner wall of the sliding groove (21) is fixedly connected with a limit box (22), first spacing groove (23) have been seted up on one side inner wall of spacing box (22), sliding connection has first stopper (24) on one side inner wall of first spacing groove (23), fixedly connected with spring (25) on the bottom outer wall of first stopper (24), and the one end fixed connection of spring (25) is on the bottom inner wall of first spacing groove (23), fixedly connected with ejector pad (26) on the top outer wall of first stopper (24), first shell fragment (12) of fixedly connected with on one side outer wall of conducting strip (11), draw-in groove (13) have been seted up on one side outer wall of first shell fragment (12), and first pin (5) block is connected on one side inner wall of draw-in groove (13), and second pin (8) block is connected on one side inner wall of another draw-in groove (13).
2. An MOV module in accordance with claim 1 having an insulated load board assembly structure, wherein: a groove (16) is formed in the outer wall of one side of the first binding post (14), a jack (19) is formed in the outer wall of one side of the second binding post (17), and second elastic pieces (20) are symmetrically fixed on the inner walls of two sides of the jack (19).
3. An MOV module in accordance with claim 1 having an insulated load board assembly structure, wherein: be provided with apron (28) on the top outer wall of shell (1), the symmetry is fixed with connecting block (29) on the bottom outer wall of apron (28), and connecting block (29) cup joint on one side inner wall of spout (21), fixedly connected with second stopper (30) on one side outer wall of connecting block (29), second spacing groove (27) have been seted up on one side inner wall of spout (21), and second stopper (30) block is connected on one side inner wall of second spacing groove (27).
4. An MOV module in accordance with claim 1 having an insulated load board assembly structure, wherein: the outer wall of one side of the first bearing plate (2) is fixedly connected with a threaded pipe, and the outer wall of one side of the threaded pipe is in threaded connection with the second bearing plate (9).
5. An MOV module in accordance with claim 1 having an insulated load board assembly structure, wherein: the connecting block (29) is an elastic element.
6. An MOV module in accordance with claim 1 having an insulated load board assembly structure, wherein: the conducting strip (11) is U-shaped.
CN202011385697.0A 2020-12-01 2020-12-01 MOV assembly with insulating bearing plate assembling structure Active CN112489909B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011385697.0A CN112489909B (en) 2020-12-01 2020-12-01 MOV assembly with insulating bearing plate assembling structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011385697.0A CN112489909B (en) 2020-12-01 2020-12-01 MOV assembly with insulating bearing plate assembling structure

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CN112489909A CN112489909A (en) 2021-03-12
CN112489909B true CN112489909B (en) 2022-05-06

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5936824A (en) * 1997-08-13 1999-08-10 Lightning Eliminators And Consultants Encapsulated MOV surge arrester for with standing over 100,000 amps of surge per doc
CN2526954Y (en) * 2002-02-10 2002-12-18 上海春叶实业有限公司 Ceramic thermistor
CN105469915A (en) * 2015-11-05 2016-04-06 隆科电子(惠阳)有限公司 Metal oxide varistors (MOV) component structure fixed by fastening element
CN206649959U (en) * 2016-10-14 2017-11-17 隆科电子(惠阳)有限公司 A kind of MOV components with insulation carrying plate structure
CN107170540B (en) * 2017-05-15 2023-02-10 隆科电子(惠阳)有限公司 FDMOV subassembly that long service life weatherability is strong

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