CN217740438U - Special DC contactor for electric automobile - Google Patents
Special DC contactor for electric automobile Download PDFInfo
- Publication number
- CN217740438U CN217740438U CN202220705164.4U CN202220705164U CN217740438U CN 217740438 U CN217740438 U CN 217740438U CN 202220705164 U CN202220705164 U CN 202220705164U CN 217740438 U CN217740438 U CN 217740438U
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- CN
- China
- Prior art keywords
- direct current
- fixing
- current contactor
- shell
- hole
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- 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.)
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- 230000035939 shock Effects 0.000 claims abstract description 12
- 239000006096 absorbing agent Substances 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 238000013016 damping Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 241001391944 Commicarpus scandens Species 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a special direct current contactor of electric automobile relates to direct current contactor technical field. The device comprises an end cover and a shell, wherein the end cover is arranged at the upper end of the shell to form a closed cavity; the lower end face of the shell is provided with a mounting seat; the mounting seat is mounted on the automobile through a fixing plate; mounting holes are respectively formed in the two sides of the mounting seat; fixing studs are respectively arranged on two sides of the upper surface of the fixing plate; the fixing stud is matched with the mounting hole; a shock absorber is sleeved in the middle of the fixing stud; and the upper end of the fixing stud is provided with a limiting nut. The utility model has the advantages that through the arrangement of the through hole, the coil conducting wire of the direct current contactor penetrates out of the through hole, and the through hole protects the coil conducting wire, so that the conducting wire is not easy to break; the direct current contactor is damped by arranging the damper on the fixed plate, so that the damping effect is improved; avoid among the car motion process, lead to the contact mistake to touch or direct current contactor drops from the car because of vibrations are too big.
Description
Technical Field
The utility model belongs to the technical field of direct current contactor, especially, relate to special direct current contactor of electric automobile.
Background
The contactor for the automobile uses the current flowing through the coil to generate a magnetic field, so that the contact is closed, and effective power transmission is realized. A conventional contactor includes an electromagnetic system (movable iron core, stationary iron core, and electromagnetic coil), a contact system, and an arc extinguishing device. When the electromagnetic coil of the contactor is electrified, a strong magnetic field can be generated, so that the static iron core generates electromagnetic force to attract the movable iron core and drive the contact to act: closing the contact; when the coil is powered off, the electromagnetic attraction disappears, the movable iron core is released under the action of the release spring, and the contact is restored: the contacts are opened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a special direct current contactor for an electric automobile, wherein a coil wire of the direct current contactor penetrates out of a through hole by arranging the through hole, and the through hole protects the coil wire so that the wire is not easy to be broken; the direct current contactor is damped by arranging the damper on the fixed plate, so that the damping effect is improved; avoid among the automobile motion process, because of vibrations too big contact mistake that leads to touches or direct current contactor drops from the car.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a direct current contactor special for an electric automobile, which comprises an end cover and a shell, wherein the end cover is arranged at the upper end of the shell to form a closed cavity; the lower end surface of the shell is provided with a mounting seat; the mounting seat is mounted on the automobile through a fixing plate; two sides of the mounting seat are respectively provided with a mounting hole; fixing studs are respectively arranged on two sides of the upper surface of the fixing plate; the fixing stud is matched with the mounting hole; a shock absorber is sleeved in the middle of the fixing stud; and the upper end of the fixed stud is provided with a limiting nut.
Furthermore, a binding post is mounted at the top of the end cover; the wiring terminal is installed on the end cover through a connecting nut.
Furthermore, a rectangular shell is mounted on the side surface of the shell; the upper surface of the rectangular shell is provided with a through hole for a lead to pass through.
Further, the shock absorber is a shock absorbing spring or a rubber column.
Furthermore, a plurality of fixing holes are uniformly formed in the upper surface of the fixing plate; the fixing holes are matched with the bolts to fix the fixing plate on the automobile.
The utility model discloses following beneficial effect has:
the utility model has the advantages that through the arrangement of the through hole, the coil conducting wire of the direct current contactor penetrates out of the through hole, and the through hole protects the coil conducting wire, so that the conducting wire is not easy to break; the direct current contactor is damped by arranging the damper on the fixed plate, so that the damping effect is improved; avoid among the car motion process, lead to the contact mistake to touch or direct current contactor drops from the car because of vibrations are too big, have small, light in weight, long service life, especially be fit for using on the car.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a DC contactor dedicated for an electric vehicle;
FIG. 2 is a front view of a DC contactor for an electric vehicle;
in the drawings, the components represented by the respective reference numerals are listed below:
1-end cover, 2-shell, 3-mounting seat, 4-rectangular shell, 5-lead, 6-wiring terminal, 7-fixing plate, 301-mounting hole, 401-through hole, 601-connecting nut, 701-fixing hole, 702-fixing stud, 703-shock absorber and 704-fixing nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", etc. indicate an orientation or positional relationship only for the convenience of description of the present invention and to simplify the description, and do not indicate or imply that the component or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-2, the present invention relates to a dc contactor for an electric vehicle, which includes an end cap 1 and a housing 2, wherein the end cap 1 is mounted on the upper end of the housing 2 to form a closed cavity; the lower end surface of the shell 2 is provided with a mounting seat 3; the mounting base 3 is mounted on the automobile through a fixing plate 7;
the top of the end cover 1 is provided with a binding post 6; the binding post 6 is arranged on the end cover 1 through a connecting nut 601;
a rectangular shell 4 is arranged on the side surface of the shell 2; the upper surface of the rectangular shell 4 is provided with a through hole 401 for the lead 5 to pass through;
two sides of the mounting base 3 are respectively provided with a mounting hole 301;
two sides of the upper surface of the fixing plate 7 are respectively provided with a fixing stud 702; the fixing stud 702 is matched with the mounting hole 301; a shock absorber 703 is sleeved in the middle of the fixing stud 702; the shock absorber 703 is a shock absorbing spring; a limit nut 704 is arranged at the upper end of the fixing stud 702; a plurality of fixing holes 701 are uniformly formed in the upper surface of the fixing plate 7; the fixing holes 701 are matched with bolts to fix the fixing plate 7 on the automobile.
Example two:
Example three:
the working process of the special direct current contactor for the electric automobile comprises the following steps: under the natural state, the movable contact piece is not contacted with the binding post, and after the coil is electrified, the iron core moves upwards along the axial direction under the action of the magnetic field, so that the transmission shaft is driven to move upwards, and the movable contact piece at the upper end part of the transmission shaft moves upwards together, so that the two movable contacts are upwards conducted with the binding post. When the coil is powered off, the magnetic field disappears, the iron core is not acted by magnetic force, the transmission shaft axially moves downwards under the action of the recovery spring, and the movable contact piece at the upper end part of the transmission shaft moves downwards along with the transmission shaft, so that the two movable contacts are disconnected with the binding post.
In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. Special direct current contactor of electric automobile, including end cover (1) and casing (2), its characterized in that: the end cover (1) is arranged at the upper end of the shell (2) to form a closed cavity; the lower end face of the shell (2) is provided with an installation seat (3); the mounting seat (3) is mounted on an automobile through a fixing plate (7);
two sides of the mounting base (3) are respectively provided with a mounting hole (301);
fixing studs (702) are respectively arranged on two sides of the upper surface of the fixing plate (7); the fixing stud (702) is matched with the mounting hole (301); a shock absorber (703) is sleeved in the middle of the fixing stud (702); and the upper end of the fixing stud (702) is provided with a limiting nut (704).
2. The special direct current contactor for the electric automobile according to claim 1, wherein a terminal post (6) is installed on the top of the end cover (1); the binding post (6) is installed on the end cover (1) through a connecting nut (601).
3. The special direct current contactor for the electric vehicle according to claim 1, wherein a rectangular shell (4) is installed on the side surface of the housing (2); the upper surface of the rectangular shell (4) is provided with a through hole (401) for the lead (5) to pass through.
4. The dc contactor as claimed in claim 1, wherein the shock absorber (703) is a shock absorbing spring or a rubber column.
5. The direct current contactor special for the electric automobile according to claim 1, characterized in that a plurality of fixing holes (701) are uniformly arranged on the upper surface of the fixing plate (7); the fixing holes (701) are matched with bolts to fix the fixing plate (7) on the automobile.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220705164.4U CN217740438U (en) | 2022-03-29 | 2022-03-29 | Special DC contactor for electric automobile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220705164.4U CN217740438U (en) | 2022-03-29 | 2022-03-29 | Special DC contactor for electric automobile |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217740438U true CN217740438U (en) | 2022-11-04 |
Family
ID=83815199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220705164.4U Active CN217740438U (en) | 2022-03-29 | 2022-03-29 | Special DC contactor for electric automobile |
Country Status (1)
Country | Link |
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CN (1) | CN217740438U (en) |
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2022
- 2022-03-29 CN CN202220705164.4U patent/CN217740438U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231107 Address after: 730000, Room 2104, Building 6, Ningwan Community, Beibinhe Road, Anning District, Lanzhou City, Gansu Province Patentee after: Gansu Zhengdexin Trading Co.,Ltd. Address before: No.107 Chiyu Road, Qinzhou District, Tianshui City, Gansu Province Patentee before: GANSU INSTITUTE OF MECHANICAL & ELECTRICAL ENGINEERING (GANSU MECHANICAL INDUSTRIAL SCHOOL GANSU MECHANICAL SENIOR TECHNICAL SCHOOL) |
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TR01 | Transfer of patent right |