CN110797814A - Sealed insulating junction box with error compensation - Google Patents
Sealed insulating junction box with error compensation Download PDFInfo
- Publication number
- CN110797814A CN110797814A CN201911023510.XA CN201911023510A CN110797814A CN 110797814 A CN110797814 A CN 110797814A CN 201911023510 A CN201911023510 A CN 201911023510A CN 110797814 A CN110797814 A CN 110797814A
- Authority
- CN
- China
- Prior art keywords
- insulating
- base
- bus bar
- sealed
- error compensation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
The invention provides a sealed insulating junction box with error compensation, which comprises an insulating upper cover (1), bus bar mounting screws (2), a plurality of bus bars (3), insulating bushes (7), a wiring base (4), an insulating base (5) and wiring base mounting screws (6). A plurality of bus bars (3) pass through the bus bar mounting hole of insulating bush (7) and fix, insulating base (5) have a plurality of mounting grooves, and bus bar (3) and wiring base (4) cooperation are fixed through bus bar mounting screw (2), and insulating upper cover (1) is including bus bar (3) protection. The invention uses soft material to make the insulating bush, the hole of the insulating bush and the bus bar adopt interference fit, thus achieving the purpose of sealing, and meanwhile, the insulating bush can generate larger deformation, thus being capable of increasing the allowable installation error of the bus bar to a certain extent.
Description
Technical Field
The invention belongs to the field of electric power systems, and relates to a sealed type insulating junction box assembly for an airborne electric power product in a marine environment. The sealing type insulated junction box assembly with the error compensation function is provided.
Background
In general, a bus bar of a power distribution product needs to penetrate through a metal chassis and then two ends of the bus bar are fixed inside and outside the chassis respectively, and the bus bar needs to be prevented from contacting the chassis in order to avoid short circuit between the bus bar and the metal chassis; meanwhile, two ends of the bus bar are respectively fixed on different components, and the assembly error between the bus bar and the metal case is larger. In order to solve the above problems, the gap between the bus bar and the metal chassis may be increased to avoid the above problems, but this may cause a large gap between the bus bar and the metal chassis member, which is not favorable for sealing the chassis. At present, the requirement of aviation products on the corrosion protection capability in the marine environment is higher and higher, and the mounting structure of the bus bar in the past can not meet the use requirements in the environments of high salt spray and acidic atmosphere.
Disclosure of Invention
The invention aims to provide a sealed insulating junction box for an onboard electric power product in a marine environment, which can meet the sealing and insulating requirements in the marine environment and has good assembly performance.
The technical scheme of the invention is that the sealed insulated junction box with error compensation comprises an insulated upper cover 1, bus bar mounting screws 2, a plurality of bus bars 3, an insulated bushing 7, a wiring base 4, an insulated base 5 and wiring base mounting screws 6;
the insulating bush 7 is provided with a plurality of bus bar mounting holes, a plurality of bus bars 3 penetrate through the bus bar mounting holes to be fixed in the insulating bush 7, the insulating base 5 is provided with a plurality of mounting grooves, each wiring base 4 is fixed at the bottom of the insulating base 5 through a wiring base mounting screw 6, the bus bars 3 penetrate through a groove in one side of the insulating base 5 and are matched with one wiring base 4, the bus bars 3 and the wiring bases 4 are fixed through the bus bar mounting screws 2, then the insulating base 5 and the bus bars 3 are fixed on a case loading the sealed insulating junction box, and finally the insulating upper cover 1 is covered to protect the bus bars 3 in the sealed insulating junction box.
It is characterized in that the insulating bush 7 is made of soft insulating material.
The bus bar mounting structure is characterized in that the bus bar 3 is in interference fit with the bus bar mounting hole.
The novel cabinet is characterized in that through holes used for being fixed with a cabinet are formed in the insulating upper cover 1, the insulating bush 7 and the insulating base 5.
The cable connector is characterized in that the other side of the insulating base 5 is opened, and an access space with an external cable is reserved.
It is characterized in that the insulating bush 7 has two bus bar mounting holes.
The bus bar fixing structure is characterized in that the insulating base 5 is provided with two mounting grooves, the two wiring bases 4 are fixed at the bottom of the insulating base 5, and the two bus bars 3 penetrate through the inside of the groove in one side of the insulating base 5.
It is characterized in that the two mounting grooves of the insulating base 5 have different sizes to accommodate two wiring bases 4 of different sizes.
The invention has the beneficial effects that: the sealed insulating junction box disclosed by the invention has the advantages that the insulating bush is made of soft materials, the hole of the insulating bush is in interference fit with the bus bar, so that the sealing purpose is achieved, and meanwhile, the insulating bush can generate larger deformation, so that the allowable installation error of the bus bar can be increased to a certain extent.
Drawings
FIG. 1 is a view of a sealed insulated terminal block assembly with error compensation according to the present invention
In the figure:
1-an insulating upper cover; 2-bus bar mounting screws; 3-a bus bar; 4-a wiring base; 5-an insulating base; 6-installing screws on the wiring base; 7-insulating bush.
Detailed Description
The connection structure of the present invention will be described in detail with reference to the accompanying drawings and examples.
In order to achieve the purpose of sealing, the insulating bush is made of soft insulating materials, the bus bar penetrates through holes of the insulating bush, and the bus bar is in interference fit with the holes of the insulating bush, so that the sealing performance between the bus bar and the insulating bush is guaranteed. Meanwhile, as the insulating bush is made of soft material, larger deformation can be generated, so that the bus bar has larger allowable installation error.
As shown in fig. 1, a sealed insulated junction box with error compensation includes an insulated upper cover 1, a bus bar mounting screw 2, a plurality of bus bars 3, an insulated bushing 7, a wiring base 4, an insulated base 5, and a wiring base mounting screw 6.
The insulating bush 7 is provided with a plurality of bus bar mounting holes, a plurality of bus bars 3 penetrate through the bus bar mounting holes to be fixed in the insulating bush 7, the insulating base 5 is provided with a plurality of mounting grooves, each wiring base 4 is fixed at the bottom of the insulating base 5 through a wiring base mounting screw 6, the bus bars 3 penetrate through a groove in one side of the insulating base 5 and are matched with one wiring base 4, the bus bars 3 and the wiring bases 4 are fixed through the bus bar mounting screws 2, then the insulating base 5 and the bus bars 3 are fixed on a case loading the sealed insulating junction box, and finally the insulating upper cover 1 is covered to protect the bus bars 3 in the sealed insulating junction box.
The insulating bush 7 is made of a soft insulating material. And the bus bar 3 is in interference fit with the bus bar mounting hole.
The fluting of 5 one sides of insulator foot can cooperate the location with insulator bushing 7, and after insulator bushing 7 fixed busbar 3, behind insulator bushing 7 and the 5 location fit of insulator foot, and then realized the location behind busbar 3 gets into insulator foot 5.
The insulating upper cover 1, the insulating bush 7 and the insulating base 5 are all provided with through holes for fixing with the case.
The other side of the insulating base 5 is opened, and an access space with an external cable is reserved.
The external cables are passed through the open end of the insulating base 5 and fixed to the plurality of bus bars 3 by the bus bar mounting screws 2.
Claims (8)
1. A sealed insulated junction box with error compensation comprises an insulated upper cover (1), bus bar mounting screws (2), a plurality of bus bars (3), an insulated bushing (7), a wiring base (4), an insulated base (5) and wiring base mounting screws (6);
the insulating bush (7) is provided with a plurality of bus bar mounting holes, a plurality of bus bars (3) penetrate through the bus bar mounting holes to be fixed in the insulating bush (7), the insulating base (5) is provided with a plurality of mounting grooves, each wiring base (4) is fixed at the bottom of the insulating base (5) through a wiring base mounting screw (6), the bus bars (3) penetrate through a groove in one side of the insulating base (5) and are matched with one wiring base (4), the bus bars (3) and the wiring bases (4) are fixed through the bus bar mounting screws (2), then the insulating bases (5) and the bus bars (3) are fixed on a case for loading the sealed insulating junction box, and finally, the insulating upper cover (1) is covered, and the bus bars (3) are protected inside the sealed insulating junction box.
2. The sealed insulated terminal box with error compensation according to claim 1, wherein the insulating bush (7) is made of a soft insulating material.
3. The sealed-type insulated terminal block with error compensation of claim 2, wherein the bus bar (3) is interference-fitted with the bus bar mounting hole.
4. The sealed insulating junction box with error compensation of claim 3, wherein the insulating top cover (1), the insulating bush (7) and the insulating base (5) are provided with through holes for fixing with the case.
5. The sealed insulated terminal box with error compensation according to claim 4, wherein the other side of the insulated base (5) is open, leaving room for access to external cables.
6. The sealed-type insulated terminal block with error compensation according to claim 5, wherein the insulating bush (7) has two bus bar mounting holes.
7. The sealed-type insulated terminal box with error compensation of claim 6, wherein the insulating base (5) has two mounting grooves, two wiring bases (4) are fixed on the bottom of the insulating base (5), and two bus bars (3) are passed through the slots on one side of the insulating base (5).
8. The sealed-type insulated terminal block with error compensation of claim 7, wherein the two mounting grooves of the insulated base (5) have different sizes to accommodate two terminal bases (4) of different sizes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911023510.XA CN110797814A (en) | 2019-10-25 | 2019-10-25 | Sealed insulating junction box with error compensation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911023510.XA CN110797814A (en) | 2019-10-25 | 2019-10-25 | Sealed insulating junction box with error compensation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110797814A true CN110797814A (en) | 2020-02-14 |
Family
ID=69441180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911023510.XA Pending CN110797814A (en) | 2019-10-25 | 2019-10-25 | Sealed insulating junction box with error compensation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110797814A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4855533A (en) * | 1987-05-29 | 1989-08-08 | Pidou B.V. | Bushing |
US5313546A (en) * | 1991-11-29 | 1994-05-17 | Sirti, S.P.A. | Hermetically sealed joint cover for fibre optic cables |
CN201549676U (en) * | 2009-12-03 | 2010-08-11 | 浙江伊发电器有限公司 | Wiring holder inside distribution box |
CN102362412A (en) * | 2009-11-06 | 2012-02-22 | 矢崎总业株式会社 | Inverter terminal block provided to motor case |
CN103354401A (en) * | 2013-05-13 | 2013-10-16 | 天津市松正电动汽车技术股份有限公司 | Motor wire outlet structure |
CN104303374A (en) * | 2012-05-10 | 2015-01-21 | 矢崎总业株式会社 | Packing attachment structure and packing |
CN105958426A (en) * | 2016-05-25 | 2016-09-21 | 珠海格力电器股份有限公司 | Cabinet bus power supply connection sealing structure |
-
2019
- 2019-10-25 CN CN201911023510.XA patent/CN110797814A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4855533A (en) * | 1987-05-29 | 1989-08-08 | Pidou B.V. | Bushing |
US5313546A (en) * | 1991-11-29 | 1994-05-17 | Sirti, S.P.A. | Hermetically sealed joint cover for fibre optic cables |
CN102362412A (en) * | 2009-11-06 | 2012-02-22 | 矢崎总业株式会社 | Inverter terminal block provided to motor case |
CN201549676U (en) * | 2009-12-03 | 2010-08-11 | 浙江伊发电器有限公司 | Wiring holder inside distribution box |
CN104303374A (en) * | 2012-05-10 | 2015-01-21 | 矢崎总业株式会社 | Packing attachment structure and packing |
CN103354401A (en) * | 2013-05-13 | 2013-10-16 | 天津市松正电动汽车技术股份有限公司 | Motor wire outlet structure |
CN105958426A (en) * | 2016-05-25 | 2016-09-21 | 珠海格力电器股份有限公司 | Cabinet bus power supply connection sealing structure |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200214 |