CN112768229A - Semi-suspended capacitor fixing structure and method capable of being combined vertically, horizontally and horizontally - Google Patents
Semi-suspended capacitor fixing structure and method capable of being combined vertically, horizontally and horizontally Download PDFInfo
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- CN112768229A CN112768229A CN202011598627.3A CN202011598627A CN112768229A CN 112768229 A CN112768229 A CN 112768229A CN 202011598627 A CN202011598627 A CN 202011598627A CN 112768229 A CN112768229 A CN 112768229A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000000712 assembly Effects 0.000 claims description 23
- 238000000429 assembly Methods 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 16
- 239000011810 insulating material Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 abstract description 22
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
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- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 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
- H01G2/04—Mountings specially adapted for mounting on a chassis
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- 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
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
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Abstract
The invention discloses a semi-suspended capacitor fixing structure and a semi-suspended capacitor fixing method capable of being combined up, down, left and right, the structure comprises a capacitor fixing component and a lower end support pillar, the capacitor fixing component comprises two first insulating clamping plates, two second insulating clamping plates, two first fixing supports and two second fixing supports, four splint spliced poles, eight combination bolts, two combination screws, the insulating splint of second are located the below of the first insulation splint that corresponds, between two first insulation splint and between two second insulation splint connect through two splint spliced poles and four combination screws respectively, first fixed bolster is fixed in on the first insulation splint, on two second fixed bolsters are fixed in two second insulation splint respectively, thereby it is right to realize first insulation splint and second insulation splint through the combination screw connection between first insulation splint and the second insulation splint that corresponds the clamp of electric capacity is fixed tightly. The invention can meet the requirements of rapidness, convenience, low cost and strong expandability.
Description
Technical Field
The invention belongs to the technical field of equipment installation, and particularly relates to a semi-suspended capacitor fixing structure and a semi-suspended capacitor fixing method capable of being combined vertically, horizontally and horizontally.
Background
In the existing frequency converter industry, miniaturization and modularization become trends, and under the condition of small volume, the indexes meeting the electrical performance of the frequency converter are the first thing, so that the layout of the interior of the frequency converter is particularly important, and the compactness of the small volume is realized and the performance indexes are also met; the installation of the internal capacitor generally occupies the space of the frequency converter, the layout of the capacitor adopts a transverse tiled mode, the height space can be compressed, and the space can be more compact and close to the IGBT (the capacitor is close to the IGBT and can play a role in reducing stray inductance); the most common structural form adopting the transverse tiled layout is 2 modes;
the first method comprises the following steps: the conventional flat-laying layout adopts a laminated busbar (a customized busbar assembly, which has higher cost compared with a self-made busbar), the whole laminated busbar is laid on the IGBT, and the positive electrode and the negative electrode of a capacitor are connected with the busbar, so that the electric performance is better, and the defect that the later change (such as expansibility) cannot be met is overcome, because the laminated busbar is a customized piece and can only adapt to the structural form customized at that time;
and the second method comprises the following steps: the overall arrangement of conventional tiled formula adopts steel bracket and insulation board transversely to fix the electric capacity, arranges through self-control copper bar or stromatolite and realizes electric connection, and the later stage if needs the extension can change again through redesign steel bracket and insulation board, and the weak point lies in that the electric clearance that its required is higher, and scalability can only be realized through making new steel bracket and insulation board.
Disclosure of Invention
In order to solve the problems, the invention provides a semi-suspended up-down-left-right combined capacitor fixing structure and method which can realize quick capacity expansion and installation of a capacitor through simple adjustment according to the requirements of different projects.
The technical solution for achieving the above purpose is as follows:
a semi-suspended capacitor fixing structure comprises a capacitor fixing component and a lower end support column, wherein the capacitor fixing component comprises two first insulating clamping plates, two second insulating clamping plates, two first fixing supports, two second fixing supports, four clamping plate connecting columns, eight combined bolts and two combined screws,
two insulating splint of second are located the below of two corresponding first insulation splint, electric capacity is spacing between two insulating splint of second and first insulation splint, set up around two first insulation splint, connect through two splint spliced poles and four combination bolt between the two, set up around two insulating splint of second, connect through two splint spliced poles and four combination bolt between the two, on two first fixed bolster are fixed in two first insulation splint respectively, on two second fixed bolster are fixed in two insulating splint of second respectively, thereby it is right to realize first insulation splint and the insulating splint of second through combination screw connection between first insulation splint and the insulating splint of second that correspond the clamp of electric capacity is tight fixed, the fixed subassembly of electric capacity passes through the lower extreme support column supports on the radiator.
Further, first insulation splint are including the first connecting post round hole that is located the left and right sides, two spacing square holes, the first fixed bolster mounting hole that are located the middle part, the bottom of first insulation splint includes two first electric capacity outer radius installation notches.
Further, the second insulating splint include the second spliced pole round hole that is located the left and right sides, be located two spacing holes, the second fixed bolster mounting hole at middle part, the top of second insulating splint includes two second electric capacity outer radius installation notches.
Further, still include four sets of nut installation subassemblies, first fixed bolster includes first fixed bolster body, is located the first pressure of first fixed bolster body middle part is riveted the screw, is located respectively two first spacing arms of first fixed bolster body both sides, is located the first fixed arm of first fixed bolster body bottom, first combination screw fixed orifices has been seted up on the first fixed arm, first pressure is riveted screw and first spacing arm and is extended along the first direction, first fixed arm extends along the second direction, first direction and second opposite direction, first pressure is riveted the screw and is passed behind first fixed bolster mounting orifice and is fixed by nut installation subassembly, two first spacing arms stretch into respectively spacing downthehole.
Furthermore, the second fixing support comprises a second fixing support body, a second press riveting screw, two second limiting arms and a second fixing arm, the second press riveting screw is located at the middle of the second fixing support body, the second press riveting screw and the second limiting arms are located on two sides of the second fixing support body respectively, the second fixing arm is located at the top of the second fixing support body, a second combined screw fixing hole is formed in the second fixing arm, the second press riveting screw and the second limiting arms extend in the first direction, the second fixing arm extends in the second direction, the second press riveting screw penetrates through the second fixing support mounting hole and is fixed by a nut mounting assembly, the two second limiting arms respectively extend into the limiting holes, a press riveting nut is arranged on the bottom surface of the second fixing arm at the top of the second limiting arm, the press riveting nut and the second combined screw fixing hole are coaxially arranged, and the combined screw penetrates through the first combined screw fixing hole and the second combined screw fixing hole in sequence and then is riveted with the press riveting screw fixing hole And (4) connecting by screw threads.
Further, the side of splint spliced pole is provided with two splint spliced pole spanner clamping surfaces, and splint spliced pole internal thread hole has been seted up respectively to both ends face, combination bolt passes behind first spliced pole round hole or the second spliced pole round hole and splint spliced pole internal thread hole threaded connection.
Further, the end of one end of the lower end support column, which is the external thread section of the lower end support column and the other end, is provided with a lower end support column internal thread hole, and the side surface close to the lower end support column internal thread hole is provided with two lower end support column wrench clamping surfaces.
Further, still include splint connection backing plate, splint connection backing plate is insulating material, and its two relative terminal surfaces are provided with two card feet that stretch out respectively, and the counter bore has been seted up alternately to the regional middle part of positive and negative, and two card feet on two relative terminal surfaces are blocked respectively in two spacing holes of two insulating splint of second, the card foot is located the below of the spacing arm of second.
The utility model provides a half unsettled electric capacity fixed knot of combination constructs, includes the foretell fixed subassembly of electric capacity of multiunit, still includes a plurality of connecting plates, two waist holes have been seted up to the connecting plate, and the fixed subassembly of multiunit electric capacity includes horizontal combination, two kinds of integrated configuration of upper and lower combination, and horizontal integrated configuration is that the horizontal direction arranges the setting in proper order between the fixed subassembly of multiunit electric capacity, and upper and lower integrated configuration stacks the setting from top to bottom in proper order between the fixed subassembly of multiunit electric capacity, controls or realizes connecting through four connecting plates and corresponding splint spliced pole, combination bolt between the fixed subassembly of upper and.
The capacitor fixing method of the semi-suspended capacitor fixing structure comprises the following steps:
the method comprises the following steps: arranging the two first insulating clamp plates in a front-back manner, fixing the two first insulating clamp plates through the clamp plate connecting columns and the combined bolts, then arranging the two second insulating clamp plates in a front-back manner, respectively clamping two clamping pins on two opposite end surfaces of the clamp plate connecting base plate into two limiting holes of the two second insulating clamp plates, and fixing the two second insulating clamp plates through the clamp plate connecting columns and the combined bolts;
step two: the two first limiting arms of the first fixing support respectively extend into limiting square holes corresponding to the first insulating clamping plates, first pressure riveting screws penetrate through the first fixing support mounting holes and then are fixed by nut mounting assemblies, the two second limiting arms of the second fixing support respectively extend into limiting holes corresponding to the second insulating clamping plates, and second pressure riveting screws penetrate through the second fixing support mounting holes and then are fixed by the nut mounting assemblies;
step three: install electric capacity between first electric capacity outer radius installation breach and second electric capacity outer radius installation breach, will after combination screw passed first combination screw fixed orifices and second combination screw fixed orifices in proper order with press rivet nut threaded connection to realize the fastening connection of first insulating splint and the insulating splint of second, through adjusting combination screw with press rivet nut's threaded connection to make first insulating splint and the insulating splint of second press the electric capacity to press from both sides tight fixedly.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention can realize the decentralized assembly of the frequency converter, form an independent small component unit with 2 basic capacitors as a group, can also realize the assembly (more than 2 units) from top to bottom and from left to right through the connecting plate, only need several simple parts, then can meet the requirements of rapidness, convenience, low cost, strong expandability;
(2) according to the invention, the capacitor is arranged between the first capacitor outer radius installation notch and the second capacitor outer radius installation notch, the combined screw sequentially passes through the first combined screw fixing hole and the second combined screw fixing hole and then is in threaded connection with the rivet nut, so that the first insulating clamp plate and the second insulating clamp plate can be fastened and connected, and then the capacitor is clamped and fixed by the first insulating clamp plate and the second insulating clamp plate by adjusting the threaded connection of the combined screw and the rivet nut.
Drawings
Fig. 1 is a schematic perspective view of a semi-floating capacitor fixing structure.
Fig. 2 is an exploded view of a semi-floating capacitor mounting structure.
Fig. 3 is a perspective view of the first insulating clamping plate.
Fig. 4 is a perspective view of a second insulating clamping plate.
Fig. 5 is a front view of the second insulating splint.
Fig. 6 is a first perspective structural view of the first fixing bracket.
Fig. 7 is a second perspective structural view of the first fixing bracket.
Fig. 8 is a first perspective structural view of the second fixing bracket.
Fig. 9 is a second perspective structural view of the second fixing bracket.
Fig. 10 is a schematic view of a connection plate structure.
Fig. 11 is a schematic view of the overall structure of the lower support column.
Fig. 12 is a schematic end view of a lower support post.
FIG. 13 is a first perspective view of the cleat attachment post.
FIG. 14 is a second perspective view of the cleat attachment post.
Fig. 15 is a first perspective (front) view of the splint connecting pad.
Fig. 16 is a second perspective (reverse) view of the splint connecting pad.
Fig. 17 is a schematic view of the first fixing bracket in a locked state.
Fig. 18 is a partially enlarged view of fig. 17.
Fig. 19 is a schematic view showing a state in which the second fixing bracket is snapped in.
Fig. 20 is a partially enlarged view of fig. 19.
Fig. 21 is a schematic view showing a state in which the cleat attaching pad is caught.
Fig. 22 is a partially enlarged view of fig. 21.
Fig. 23 is a schematic view showing a mounting completion state of the capacitor fixing structure.
Fig. 24 is a schematic view of a horizontal combination state part of the capacitor fixing structure.
Fig. 25 is a top-bottom assembled and disassembled view of the capacitor fixing structure.
Fig. 26 is a perspective view of the capacitor fixing structure in a horizontal combination state.
Fig. 27 is a front view of the capacitor fixing structure in a horizontal assembled state.
Fig. 28 is a top view of the capacitor fixing structure in a horizontal assembly state.
Fig. 29 is a bottom view of the capacitor fixing structure in a horizontal assembled state.
Fig. 30 is a side view of the capacitor fixing structure in a horizontal assembled state.
Fig. 31 is a perspective view of the capacitor fixing structure in an assembled state.
Fig. 32 is an assembled side view of the capacitor fixing structure.
Fig. 33 is a perspective view of the capacitor fixing structure in use.
Fig. 34 is a side view of the capacitor fixing structure in a use state.
Fig. 35 is a plan view of the capacitor fixing structure in use.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
Referring to fig. 1-2,23 and 31, a semi-suspended capacitor fixing structure includes a capacitor fixing assembly and a lower supporting post 120, the capacitor fixing assembly includes two first insulating clamp plates 1, two second insulating clamp plates 2, two first fixing brackets 3, two second fixing brackets 4, four clamp plate connecting posts 5, eight M5-20 combination bolts 6, two M5-35 combination bolts 8,
two insulating splint 2 of second are located the below of two corresponding first insulating splint 1, electric capacity 100 is spacing between two insulating splint 2 of second and first insulating splint 1, two first insulating splint 1 set up back and forth, connect through two splint spliced poles 5 and four combination bolts 6 between the two, two insulating splint 2 of second set up back and forth, connect through two splint spliced poles 5 and four combination bolts 6 between the two, two first fixed bolster 3 are fixed in respectively on two first insulating splint 1, two second fixed bolster 4 are fixed in respectively on two insulating splint 2 of second, thereby realize first insulating splint 1 and the insulating splint 2 of second are right through 8 connections of combination bolt between first insulating splint 1 and the insulating splint 2 of second that corresponds electric capacity 100 presss from both sides tight fixedly, the fixed subassembly of electric capacity passes through lower extreme support column 120 supports on the radiator.
Preferably, with reference to fig. 3, the first insulation clamp plate 1 is made of an insulation material FR-4 with a thickness of 5mm, and includes a first connecting column circular hole 10 located at the left and right sides, two limiting square holes 11 located at the middle part, and a first fixing bracket mounting hole 12, and the bottom of the first insulation clamp plate 1 includes two first capacitor outer radius mounting notches 13.
Preferably, with reference to fig. 4-5, the second insulating clamp plate 2 is made of an insulating material FR-4 with a thickness of 5mm, and includes second connecting column circular holes 20 located at the left and right sides, two limiting holes 22 located at the middle part, and a second fixing bracket mounting hole 21, and the top of the second insulating clamp plate 2 includes two second capacitor outer radius mounting notches 23.
Preferably, four sets of nut mounting assemblies 9 (including M5 nuts, flat pads, spring pads) are also included, as shown in connection with figures 6-7, the first fixing bracket 3 comprises a first fixing bracket body 32, a first rivet pressing screw 33 positioned in the middle of the first fixing bracket body 32, two first limiting arms 31 respectively positioned at two sides of the first fixing bracket body 32, and a first fixing arm 30 positioned at the bottom of the first fixing bracket body 32, the first fixing arm 30 is provided with a first combined screw fixing hole 34, the first rivet pressing screw 33 and the first limiting arm 31 extend along a first direction, said first fixing arm 30 extends in a second direction, said first direction being opposite to the second direction, the first rivet pressing screw 33 penetrates through the first fixing support mounting hole 12 and then is fixed by the nut mounting assembly 9, and the two first limiting arms 31 respectively extend into the limiting square holes 11.
Preferably, with reference to fig. 8-9, the second fixing bracket 4 includes a second fixing bracket body 42, a second rivet pressing screw 44 located in the middle of the second fixing bracket body 42, two second limiting arms 43 located on two sides of the second fixing bracket body 42 respectively, and a second fixing arm 41 located at the top of the second fixing bracket body 42, a second combination screw fixing hole 45 is formed on the second fixing arm 41, the second rivet pressing screw 44 and the second limiting arm 43 extend along the first direction, the second fixing arm 41 extends along the second direction, the second rivet pressing screw 44 passes through the second fixing bracket mounting hole 21 and is fixed by the nut mounting assembly 9, the two second limiting arms 43 extend into the limiting holes 22 respectively, a rivet pressing nut 40 is disposed on the bottom surface of the second fixing arm 41 at the top of the second limiting arm 43, the pressure riveting nut 40 and the second combined screw fixing hole 45 are coaxially arranged, and the combined screw 8 sequentially penetrates through the first combined screw fixing hole 34 and the second combined screw fixing hole 45 and then is in threaded connection with the pressure riveting nut 40.
Preferably, with reference to fig. 13-14, two clamping surfaces 50 of the wrench of the clamping plate connecting column are arranged on the side surfaces of the clamping plate connecting column 5, M5 clamping plate connecting column internal thread holes 51 are respectively formed on the two end surfaces, and the assembling bolt 6 passes through the first connecting column circular hole 10 or the second connecting column circular hole 20 and then is in threaded connection with the clamping plate connecting column internal thread holes 51.
Preferably, with reference to fig. 11-12, one end of the lower support column 120 is a lower support column external thread section 122, the end of the other end is provided with a lower support column internal thread hole 123, and two lower support column wrench clamping surfaces 121 are disposed on the side surface close to the lower support column internal thread hole 123.
Preferably, the clamp plate connecting pad plate 7 is further included, with reference to fig. 15-16, the clamp plate connecting pad plate 7 is made of an insulating material, two opposite end faces of the clamp plate connecting pad plate are respectively provided with two extending clamping feet 71, a counter bore 70 is formed in the middle of the clamp plate connecting pad plate, the two clamping feet 71 on the two opposite end faces are respectively clamped into the two limiting holes 22 of the two second insulating clamp plates 2, and the clamping feet 71 are located below the second limiting arms 43.
With reference to fig. 31-32, the semi-suspended capacitor fixing structure of the present invention may form a combined structure, including a plurality of sets of the above capacitor fixing assemblies, and further including a plurality of connecting plates 110, with reference to fig. 10, the connecting plates 110 are provided with two waist holes 111, the plurality of sets of capacitor fixing assemblies include two combined structures of horizontal combination and vertical combination, with reference to fig. 24 and 26-30, the horizontal combination structure is formed by sequentially arranging the plurality of sets of capacitor fixing assemblies in the horizontal direction, with reference to fig. 25, the vertical combination structure is formed by sequentially stacking the plurality of sets of capacitor fixing assemblies, and the left, right, or upper, and lower adjacent capacitor fixing assemblies are connected by four connecting plates 110, corresponding clamp plate connecting posts 5, and combining bolts 6.
The capacitor fixing method of the semi-suspended capacitor fixing structure comprises the following steps:
the method comprises the following steps: arranging the two first insulating clamp plates 1 in the front and back direction, fixing the two first insulating clamp plates 1 through the clamp plate connecting columns 5 and the combination bolts 6, then arranging the two second insulating clamp plates 2 in the front and back direction, respectively clamping the two clamping feet 71 on the two opposite end surfaces of the clamp plate connecting base plate 7 into the two limiting holes 22 of the two second insulating clamp plates 2, and fixing the two second insulating clamp plates 2 through the clamp plate connecting columns 5 and the combination bolts 6, as shown in fig. 21-22;
step two: with reference to fig. 17 to 18, the two first limiting arms 31 of the first fixing bracket 3 are respectively inserted into the limiting square holes 11 corresponding to the first insulating clamping plates 1, the first rivet pressing screws 33 are fixed by the nut mounting assemblies 9 after passing through the first fixing bracket mounting holes 12, and with reference to fig. 19 to 20, the two second limiting arms 43 of the second fixing bracket 4 are respectively inserted into the limiting holes 22 corresponding to the second insulating clamping plates 1, and the second rivet pressing screws 44 are fixed by the nut mounting assemblies 9 after passing through the second fixing bracket mounting holes 21;
step three: at this time, the capacitor can be positioned according to the installation size (for example, the front-back distance, for example, whether the positive and negative terminals of the capacitor are vertical or horizontal) or according to other parts such as a bus bar, the capacitor 100 is installed between the first capacitor outer radius installation notch 13 and the second capacitor outer radius installation notch 23, the M5 x 35 combination screw 8 sequentially passes through the first combination screw fixing hole 34 and the second combination screw fixing hole 45 and then is in threaded connection with the clinch nut 40, so that the first insulating clamp plate 1 and the second insulating clamp plate 2 are fastened and connected, and the capacitor 100 is clamped and fixed by the first insulating clamp plate 1 and the second insulating clamp plate 2 by adjusting the threaded connection between the combination screw 8 and the clinch nut 40, so that the capacitor is fixed within the designed range size, and then the assembly of a single group of capacitors is formed.
With reference to fig. 31-35, according to the requirement of product design (as shown in the schematic diagram of the internal layout of the frequency converter), a combination of 3 sets of single-group capacitors is adopted, and 2 sets of single-group capacitors which are distributed and combined left and right are formed through a connecting plate; in addition, the upper and lower combined assembly forms can be formed according to different requirements.
According to the requirement of product design, a single group of capacitor assemblies are placed on a lower-end supporting column (the bottom position (non-counter bore surface) of a splint connecting base plate is placed on the lower-end supporting column (the supporting column is fixed on a radiator in advance), and the lower-end supporting column is fastened through a gap between 2 capacitors by using a stainless steel countersunk head screw 130 of M5 × 12); before the capacitor is completely fastened to a specified torque, the capacitor assembly and the lower-end supporting column are fastened in place through a gap between capacitors (fastened by a stainless steel countersunk head screw 130 of M5 × 12) after the capacitor assembly and the corresponding bus bars are fastened, the other 2 groups of left and right spliced single-group capacitor assemblies are placed on the lower-end supporting column according to the design requirements, and the corresponding bus bars are fastened.
It should be noted that when 2 groups of single-group capacitor assemblies are formed, 2 lower-end supporting columns just form a line of 2 points, so that the lower-end supporting columns are in a straight line during assembly, and then the single-group capacitor assemblies on opposite surfaces can correspondingly form a horizontal direction through bus bars and other parts.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. A semi-suspended capacitor fixing structure is characterized by comprising a capacitor fixing component and a lower end support column (120), wherein the capacitor fixing component comprises two first insulating clamping plates (1), two second insulating clamping plates (2), two first fixing brackets (3), two second fixing brackets (4), four clamping plate connecting columns (5), eight combined bolts (6) and two combined screws (8),
the two second insulating clamping plates (2) are positioned below the two corresponding first insulating clamping plates (1), the capacitor (100) is limited between the two second insulating clamping plates (2) and the first insulating clamping plates (1), the two first insulating clamping plates (1) are arranged in the front and back directions, the two first insulating clamping plates are connected through two clamping plate connecting columns (5) and four combined bolts (6), the two second insulating clamping plates (2) are arranged in the front and back directions, the two second insulating clamping plates are connected through the two clamping plate connecting columns (5) and the four combined bolts (6), the two first fixing supports (3) are respectively fixed on the two first insulating clamping plates (1), the two second fixing supports (4) are respectively fixed on the two second insulating clamping plates (2), the first insulating clamping plates (1) and the corresponding second insulating clamping plates (2) are connected through the combined bolts (8) so as to clamp and fix the capacitor (100), the capacitor fixing component is supported on the radiator through the lower end supporting column (120).
2. The semi-suspended capacitor fixing structure according to claim 1, wherein the first insulating clamp plate (1) comprises first connecting column round holes (10) at the left and right sides, two limiting square holes (11) at the middle part, and a first fixing bracket mounting hole (12), and the bottom of the first insulating clamp plate (1) comprises two first capacitor outer radius mounting notches (13).
3. The semi-suspended capacitor fixing structure according to claim 2, wherein the second insulating clamp plate (2) comprises second connecting column circular holes (20) at the left and right sides, two limiting holes (22) at the middle part, and a second fixing bracket mounting hole (21), and the top of the second insulating clamp plate (2) comprises two second capacitor outer radius mounting notches (23).
4. The semi-suspended capacitor fixing structure according to claim 3, further comprising four sets of nut mounting assemblies (9), wherein the first fixing bracket (3) comprises a first fixing bracket body (32), a first rivet pressing screw (33) located in the middle of the first fixing bracket body (32), two first limiting arms (31) located on two sides of the first fixing bracket body (32), and a first fixing arm (30) located at the bottom of the first fixing bracket body (32), the first fixing arm (30) is provided with a first combined screw fixing hole (34), the first rivet pressing screw (33) and the first limiting arm (31) extend along a first direction, the first fixing arm (30) extends along a second direction, the first direction and the second direction are opposite, the first rivet pressing screw (33) is fixed by the nut mounting assemblies (9) after passing through the first fixing bracket mounting hole (12), the two first limiting arms (31) respectively extend into the limiting square holes (11).
5. The semi-suspended capacitor fixing structure according to claim 4, wherein the second fixing bracket (4) comprises a second fixing bracket body (42), a second rivet pressing screw (44) located in the middle of the second fixing bracket body (42), two second limiting arms (43) located on two sides of the second fixing bracket body (42), and a second fixing arm (41) located on the top of the second fixing bracket body (42), the second fixing arm (41) is provided with a second combined screw fixing hole (45), the second rivet pressing screw (44) and the second limiting arm (43) extend along the first direction, the second fixing arm (41) extends along the second direction, the second rivet pressing screw (44) is fixed by the nut mounting assembly (9) after passing through the second fixing bracket mounting hole (21), and the two second limiting arms (43) respectively extend into the limiting holes (22), the bottom surface of the second fixing arm (41) at the top of the second limiting arm (43) is provided with a press riveting nut (40), the press riveting nut (40) and the second combined screw fixing hole (45) are coaxially arranged, and the combined screw (8) sequentially penetrates through the first combined screw fixing hole (34) and the second combined screw fixing hole (45) and then is in threaded connection with the press riveting nut (40).
6. The semi-suspended capacitor fixing structure according to claim 5, wherein two clamping surfaces (50) of the clamp connection column wrench are arranged on the side surface of the clamp connection column (5), two clamping internal thread holes (51) are respectively formed on the two end surfaces, and the combined bolt (6) passes through the first connection column circular hole (10) or the second connection column circular hole (20) and then is in threaded connection with the clamping internal thread holes (51).
7. The semi-suspended capacitor fixing structure as claimed in claim 6, wherein one end of the lower support pillar (120) is a lower support pillar external thread section (122), the end of the other end is provided with a lower support pillar internal thread hole (123), and two lower support pillar wrench clamping surfaces (121) are arranged on the side surface close to the lower support pillar internal thread hole (123).
8. The semi-suspended capacitor fixing structure according to any one of claims 5 to 7, further comprising a clamp plate connecting pad plate (7), wherein the clamp plate connecting pad plate (7) is made of an insulating material, two extending clamp pins (71) are respectively arranged on two opposite end faces of the clamp plate connecting pad plate, a counter bore (70) is formed in the middle of the clamp plate connecting pad plate, the two clamp pins (71) on the two opposite end faces are respectively clamped into two limiting holes (22) of the two second insulating clamp plates (2), and the clamp pins (71) are located below the second limiting arms (43).
9. The combined semi-suspended capacitor fixing structure is characterized by comprising a plurality of groups of capacitor fixing assemblies according to claim 8 and a plurality of connecting plates (110), wherein the connecting plates (110) are provided with two waist holes (111), the plurality of groups of capacitor fixing assemblies comprise a horizontal combination structure and an upper combination structure and a lower combination structure, the horizontal combination structure is formed by sequentially arranging the plurality of groups of capacitor fixing assemblies in the horizontal direction, the upper combination structure and the lower combination structure are sequentially stacked and arranged between the plurality of groups of capacitor fixing assemblies, and the left and right or upper and lower adjacent capacitor fixing assemblies are connected through the four connecting plates (110) and corresponding clamping plate connecting columns (5) and combining bolts (6).
10. The method of claim 8, comprising the steps of:
the method comprises the following steps: arranging two first insulating clamp plates (1) front and back, fixing the two first insulating clamp plates (1) through clamp plate connecting columns (5) and combination bolts (6), then arranging two second insulating clamp plates (2) front and back, respectively clamping two clamping pins (71) on two opposite end surfaces of a clamp plate connecting base plate (7) into two limiting holes (22) of the two second insulating clamp plates (2), and fixing the two second insulating clamp plates (2) through the clamp plate connecting columns (5) and the combination bolts (6);
step two: the two first limiting arms (31) of the first fixing support (3) respectively extend into limiting square holes (11) corresponding to the first insulating clamp plates (1), first press riveting screws (33) penetrate through first fixing support mounting holes (12) and then are fixed by nut mounting assemblies (9), two second limiting arms (43) of the second fixing support (4) respectively extend into limiting holes (22) corresponding to the second insulating clamp plates (1), and second press riveting screws (44) penetrate through second fixing support mounting holes (21) and then are fixed by the nut mounting assemblies (9);
step three: install electric capacity (100) between first electric capacity outer radius installation breach (13) and second electric capacity outer radius installation breach (23), will behind first combination screw fixed orifices (34) and second combination screw fixed orifices (45) passed in proper order combination screw (8) with press rivet nut (40) threaded connection to realize the fastening connection of first insulating splint (1) and second insulating splint (2), through adjusting combination screw (8) with the threaded connection who presses rivet nut (40) makes first insulating splint (1) and second insulating splint (2) press electric capacity (100) to press from both sides tightly fixedly.
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| CN112768229B (en) | 2022-04-29 |
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Denomination of invention: A semi suspended capacitor fixing structure and method that can be combined up, down, left, and right Effective date of registration: 20230921 Granted publication date: 20220429 Pledgee: Zheshang Bank Co.,Ltd. Nanjing Branch Pledgor: NANJING HUASHI ELECTRONIC SCIENTIFIC Co.,Ltd. Registration number: Y2023980058154 |