CN110544603A - Quick-change contactor structure - Google Patents
Quick-change contactor structure Download PDFInfo
- Publication number
- CN110544603A CN110544603A CN201910864084.6A CN201910864084A CN110544603A CN 110544603 A CN110544603 A CN 110544603A CN 201910864084 A CN201910864084 A CN 201910864084A CN 110544603 A CN110544603 A CN 110544603A
- Authority
- CN
- China
- Prior art keywords
- contactor
- wire spring
- quick
- plug
- change
- 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.)
- Granted
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/047—Details concerning mounting a relays
- H01H50/048—Plug-in mounting or sockets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a quick-change contactor structure, and belongs to the technical field of contactors. The quick-change contactor structure comprises a socket and a plug which are detachably connected, wherein a contactor is arranged in the plug, and the contactor is connected with the outside through a switching device to ensure overcurrent; the switching device is composed of a contact pin and a wire spring which are connected in an inserting mode, the contact pin is fixed on the contactor, and the wire spring is fixed on the socket. The quick-change contactor structure has the advantages of simple design structure, convenience in operation, high space utilization rate, capability of effectively avoiding the problems of complicated replacement procedures of the contactor and the like, capability of being easily completed by an individual and being compatible with multiple types of contactors for installation, low cost, good machinability, economy, practicability, stability and reliability.
Description
Technical Field
The invention belongs to the technical field of contactors, and particularly relates to a quick-change contactor structure.
Background
In the face of the current domestic and even global increasingly strict exhaust emission standards and future energy crisis, various automobile manufacturers are researching and developing low-emission new energy technologies to adapt to the development trend, wherein pure electric automobiles are one of the fields researched and developed by various large automobile enterprises at present.
Battery box of pure electric vehicles, through the battery module of monomer battery parallel-serial group, a plurality of battery modules establish ties into the battery box, and a plurality of battery boxes establish ties into the battery package. In order to break the voltage difference between the power battery boxes in the maintenance process, an MSD manual maintenance switch with a fuse and a matched contactor are arranged in each power battery.
When the contactor works, the contact is changed from the original open state to the closed state or from the original closed state to the open state by the action of electromagnetic attraction, so that the alternating current and direct current main circuit with larger current and the control circuit with larger capacity are controlled. The low-voltage control device controls the electric appliance and has the function of undervoltage protection. The motor can be used for controlling the remote frequent connection and disconnection of the motor; it can also be used to control other load circuits, and has the advantages of safe use, easy operation, remote control, strong current on-off capability and rapid action.
The single structure of contactor has two kinds of assembly methods in side and bottom and the installation is complicated in the existing market, and the contactor is very loaded down with trivial details as wearing parts, change process simultaneously, especially in the contactor of power battery box, need pull down the battery box from the frame earlier, then open the power battery box again, carry out the change of contactor at last and need many people to lead to the reinforce cooperation at this in-process.
The following drawbacks exist in this structure: the contactor is installed and leans on the copper bar to link to each other with the MSD switch in the power battery case, and it is more to get up the process as easily damaged one (pull down power battery case from the frame earlier, opening the battery case, loosen the copper bar screw, take off the contactor).
How to solve the quick replacement and installation of the contactor in the actual use is particularly urgent. The structure of the invention aims to solve the problems that the traditional contactor can only be installed in a box, is complicated to replace after being damaged, is inconvenient to operate and needs to be operated by a plurality of people, and the like.
Disclosure of Invention
Based on the structure, the invention provides a quick-change contactor structure, and aims to solve the problem that the replacement process of a contactor as a quick-wear part is very complicated.
In order to achieve the purpose, the invention provides the following technical scheme: a quick-change contactor structure comprises a socket and a plug which are detachably connected, wherein a contactor is arranged in the plug, and the contactor is connected with the outside through a switching device to ensure overcurrent; the switching device is composed of a contact pin and a wire spring which are connected in an inserting mode, the contact pin is fixed on the contactor, and the wire spring is fixed on the socket.
The wire spring comprises a wire spring jack and a wire spring external connection part which are connected; the wire spring jack comprises wire spring pieces, an outward turning type reinforcing end and a wire spring piece protection convex part which are arranged in an inclined parallel mode; one end of the wire spring sheet is connected with the outward-turning type reinforcing end, and the other end of the wire spring sheet is connected with the wire spring sheet protection convex part. The wire spring pieces which are arranged in an inclined and parallel mode have elasticity in the radial direction and can be fully and firmly contacted with the contact pins. Meanwhile, compared with the mode of up-down parallel arrangement, the mode of oblique parallel arrangement enables the wire spring not to be easily deformed. Preferably, the wire spring is of an integrally formed structure, so that the problems of insecure connection between a wire spring wire and a wire spring frame and high processing cost of the traditional wire spring are solved.
The top external-folding reinforced end enables the end part to be smooth due to external folding, and insertion of the contact pin is facilitated.
The contactor upper end has and connects the copper bar, connect and have the helicitic texture on the copper bar, contact pin and the contactor on connect the copper bar bottom to meet to be connected to realize dismantling fixedly through the nut with the helicitic texture that connects on the copper bar. When the contactor needs to be replaced, the contact pin can be replaced on a new contactor for continuous use through the detachable connection of the nut.
The socket and the plug are detachably connected through a rotating handle.
The rotary handle comprises a switch control part, a U-shaped rotary handle body, and arc-shaped sliding grooves and rotary holes which are arranged at two ends of the U-shaped rotary handle body; the arc sliding groove is of an asymmetric arc structure, and an outlet groove is formed in the inner side of the tail end of the arc sliding groove. A sliding bulge is arranged on the outer side of the socket and arranged in the arc-shaped sliding groove; the plug outside is provided with the rotation axis arch, the rotation axis arch sets up in the rotation hole.
When the separation operation of socket, plug is required, press switch control portion, remove the block between switch control portion and the plug, rotatory handle is rotatory around rotatory hole, can push high the slip arch in the arc sliding tray, and when rotatory to the peak, the slip arch is followed outlet groove position roll-off, accomplishes the separation of socket, plug, realizes that the plug can be taken off from the socket fast.
The contactor in the structure of the invention can be replaced by a relay, and the aim of quick replacement can be achieved.
In a preferred embodiment, the rotary handle is provided with a clamping and protruding structure, and the clamping and protruding structure assists in stably combining the rotary handle and the plug.
The contactor is fixed in the plug through screws; when the contactor needs to be replaced, the plug and the contactor which are taken down are disassembled through screws, replacement is achieved, the battery box does not need to be detached from the frame, the power battery box body does not need to be opened, and replacement is simple and convenient.
The wire spring sets up the one end that deviates from the plug on the socket, the contactor passes through the wire spring on the switching device and external connection assurance overflows.
When the contactor needs to be replaced, the plug is withdrawn by rotating the handle, and simultaneously, a contact pin fixedly connected with the contactor (fixed on the plug) is pulled out of the wire spring, and the plug is taken down; then loosening the screw and taking down the contactor to be replaced; and finally, replacing the contactor, installing the contactor and the plug into the corresponding position of the socket, inserting the socket and the plug into the socket through rotating the handle, and inserting the corresponding contact pin into the return spring.
Compared with the prior art, the invention has the following beneficial effects:
The existing contactor has complicated procedures in the actual replacement disassembly and assembly process, is inconvenient to operate, brings difficulty to replacement, wastes time and labor, and needs cooperation of multiple persons. The structure of the invention can realize the quick replacement of the contactor, and meanwhile, the structure of the invention can be compatible with the installation of a plurality of types of contactors.
The quick-change contactor structure has the advantages of simple design structure, convenience in operation, high space utilization rate, capability of effectively avoiding the problems of complicated replacement procedures of the contactor and the like, capability of being easily completed by an individual and being compatible with multiple types of contactors for installation, low cost, good machinability, economy, practicability, stability and reliability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a quick-change contactor according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a plug and contactor according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a socket according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a quick-change contactor according to an embodiment of the present invention;
Fig. 5 is a schematic side view of a quick-change contactor according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a wire spring according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a wire spring according to an embodiment of the present invention;
Fig. 8 is a schematic structural diagram of a rotating handle according to an embodiment of the present invention.
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.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
At present, the conventional contactor has the following disadvantages: can only be installed in a box, is complicated to replace after being damaged, is inconvenient to operate and needs to be operated by a plurality of people, and the like. In order to solve the technical problem, the invention provides a quick-change contactor structure.
As shown in fig. 1 to 8, the present invention proposes the following technical solutions: a quick-change contactor structure comprises a socket 1 and a plug 2 which are detachably connected, wherein a contactor 3 is arranged in the plug 2, and the contactor 3 is connected with the outside through a switching device 4 to ensure overcurrent; the adapter 4 is composed of a plug pin 5 and a wire spring 6 which are inserted, the plug pin 5 is fixed on the contactor 3, and the wire spring 6 is fixed on the socket 1.
The wire spring 6 comprises a wire spring jack 61 and a wire spring external part 62 which are connected; the wire spring insertion hole 61 includes wire spring pieces 611, outward-turning reinforcing ends 612, and wire spring piece protection protrusions 613 arranged in an oblique parallel manner; one end of the wire reed 611 is connected to the outward-turned reinforcing end 612, and the other end of the wire reed 612 is connected to the wire reed protection protrusion 613. The wire spring 611 arranged in parallel and inclined has elasticity in the radial direction, and can be sufficiently firmly contacted with the pin 5. Meanwhile, the oblique parallel arrangement makes the wire spring 6 less likely to be deformed than the up-down parallel arrangement. Preferably, the wire spring 6 is of an integrally formed structure, so that the problems of insecure connection and high processing cost of the traditional wire spring wire and the wire spring frame are solved.
The top folded reinforcing end 612 has a smooth end due to the folding, so that the insertion of the inserting needle 5 is facilitated.
The 3 upper ends of contactor have and connect copper bar 31, connect and have helicitic texture on the copper bar 31, contact pin 5 meets with the contact 31 bottom of copper bar on the contactor 3 and is connected to realize dismantling fixedly through nut 7 and the helicitic texture that connects on the copper bar 31. When the contactor 3 needs to be replaced, the inserting pin 5 can be replaced on the newly replaced contactor 3 for continuous use through the detachable connection of the nut 6.
The socket 1 and the plug 2 are detachably connected through a rotating handle 4.
The rotary handle 4 comprises a switch control part 41, a U-shaped rotary handle main body 42, and arc-shaped sliding grooves 43 and a rotary hole 44 which are arranged at two ends of the U-shaped rotary handle main body 42; the arc-shaped sliding groove 43 is of an asymmetric arc-shaped structure, and an outlet groove 45 is formed in the inner side of the tail end of the arc-shaped sliding groove 43. A sliding protrusion 11 is arranged on the outer side of the socket 1, and the sliding protrusion 11 is arranged in the arc-shaped sliding groove 43; the outer side of the plug 2 is provided with a rotating shaft protrusion 21, and the rotating shaft protrusion 21 is arranged in the rotating hole 44.
when the socket 1 and the plug 2 need to be separated, the switch control part 41 is pressed down, the clamping between the switch control part 41 and the plug 2 is released, the rotating handle 4 rotates around the rotating hole 44, the sliding protrusion 11 in the arc-shaped sliding groove 43 can be pushed up, when the rotating handle rotates to the highest point, the sliding protrusion 11 slides out from the outlet groove 45, the socket 1 and the plug 2 are separated, and the plug 2 can be quickly taken down from the socket 1.
In a preferred embodiment, the rotation handle 4 is provided with a snap structure 46, and the snap structure 46 assists in stably combining the rotation handle 4 with the plug 2.
The contactor 3 is fixed in the plug 2 through a screw 8; when contactor 3 needs to be replaced, plug 2 and contactor 3 to be taken down are disassembled through screws 5, replacement is achieved, the battery box does not need to be disassembled from the frame, the power battery box body does not need to be opened, and replacement is simple and convenient.
Wire spring 6 sets up the one end that deviates from plug 2 on socket 1, contactor 3 passes through wire spring 6 on the switching device 4 and external connection and guarantees to overflow.
when the contactor 3 needs to be replaced, the plug 2 is withdrawn by rotating the handle 4, and meanwhile, the contact pin 5 fixedly connected with the contactor 3 (fixed on the plug) is pulled out of the wire spring 6, and the plug 2 is taken down; then loosening the screw 8 and taking down the contactor 3 to be replaced; and finally, replacing the contactor 3, installing the contactor back into the plug 2, installing the contactor into the corresponding position of the socket 1, inserting the socket 1 and the plug 2 by rotating the handle 4, and inserting the corresponding contact pin 5 into the wire return spring 6.
the contactor 3 in the structure of the invention can also be replaced by a relay, and the aim of quick replacement can be achieved.
Compared with the prior art, the invention has the following beneficial effects:
The existing contactor has complicated procedures in the actual replacement disassembly and assembly process, is inconvenient to operate, brings difficulty to replacement, wastes time and labor, and needs cooperation of multiple persons. The structure of the invention can realize the quick replacement of the contactor, and meanwhile, the structure of the invention can be compatible with the installation of a plurality of types of contactors.
The quick-change contactor structure has the advantages of simple design structure, convenience in operation, high space utilization rate, capability of effectively avoiding the problems of complicated replacement procedures of the contactor and the like, capability of being easily completed by an individual and being compatible with multiple types of contactors for installation, low cost, good machinability, economy, practicability, stability and reliability.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A quick-change contactor structure is characterized in that: the overcurrent protection device comprises a socket and a plug which are detachably connected, wherein a contactor is arranged in the plug, and the contactor is connected with the outside through a switching device to ensure overcurrent; the switching device is composed of a contact pin and a wire spring which are connected in an inserting mode, the contact pin is fixed on the contactor, and the wire spring is fixed on the socket.
2. the quick-change contactor structure according to claim 1, wherein: the wire spring comprises a wire spring jack and a wire spring external connection part which are connected; the wire spring jack comprises wire spring pieces, an outward turning type reinforcing end and a wire spring piece protection convex part which are arranged in an inclined parallel mode; one end of the wire spring sheet is connected with the outward-turning type reinforcing end, and the other end of the wire spring sheet is connected with the wire spring sheet protection convex part.
3. The quick-change contactor structure according to claim 2, wherein: the obliquely and parallelly arranged wire spring pieces are elastic in the radial direction.
4. the quick-change contactor structure according to claim 2, wherein: the wire spring is of an integrally formed structure.
5. the quick-change contactor structure according to claim 1, wherein: the contactor upper end has and connects the copper bar, connect and have the helicitic texture on the copper bar, contact pin and the contactor on connect the copper bar bottom to meet to be connected to realize dismantling fixedly through the nut with the helicitic texture that connects on the copper bar.
6. The quick-change contactor structure according to claim 1, wherein: the socket and the plug are detachably connected through a rotating handle.
7. The quick-change contactor structure according to claim 6, wherein: the rotary handle comprises a switch control part, a U-shaped rotary handle body, and arc-shaped sliding grooves and rotary holes which are arranged at two ends of the U-shaped rotary handle body; the arc sliding groove is of an asymmetric arc structure, and an outlet groove is formed in the inner side of the tail end of the arc sliding groove.
8. the quick-change contactor structure according to claim 7, wherein: a sliding bulge is arranged on the outer side of the socket and arranged in the arc-shaped sliding groove; the plug outside is provided with the rotation axis arch, the rotation axis arch sets up in the rotation hole.
9. The quick-change contactor structure according to claim 6, wherein: in a preferred embodiment, the rotary handle is provided with a clamping and protruding structure, and the clamping and protruding structure assists in stably combining the rotary handle and the plug.
10. The quick-change contactor structure according to claim 6, wherein: the wire spring sets up the one end that deviates from the plug on the socket, the contactor passes through the wire spring on the switching device and external connection assurance overflows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864084.6A CN110544603B (en) | 2019-09-12 | 2019-09-12 | Quick-change contactor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864084.6A CN110544603B (en) | 2019-09-12 | 2019-09-12 | Quick-change contactor structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110544603A true CN110544603A (en) | 2019-12-06 |
| CN110544603B CN110544603B (en) | 2024-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910864084.6A Active CN110544603B (en) | 2019-09-12 | 2019-09-12 | Quick-change contactor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110544603B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4525610A (en) * | 1982-10-21 | 1985-06-25 | Societe D'exploitation Des Procedes Marechal | Quick make and break plug and socket connector |
| CN104679167A (en) * | 2013-11-29 | 2015-06-03 | 昆达电脑科技(昆山)有限公司 | Tray structure of blade server |
| CN204835069U (en) * | 2015-08-12 | 2015-12-02 | 江苏风雷光电科技有限公司 | Electric automobile quick replacement power battery's connector |
| CN205881820U (en) * | 2016-07-01 | 2017-01-11 | 深圳市沃特玛电池有限公司 | Novel manual service switch |
| CN210403609U (en) * | 2019-09-12 | 2020-04-24 | 深圳市雄韬锂电有限公司 | Quick-change contactor structure |
-
2019
- 2019-09-12 CN CN201910864084.6A patent/CN110544603B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4525610A (en) * | 1982-10-21 | 1985-06-25 | Societe D'exploitation Des Procedes Marechal | Quick make and break plug and socket connector |
| CN104679167A (en) * | 2013-11-29 | 2015-06-03 | 昆达电脑科技(昆山)有限公司 | Tray structure of blade server |
| CN204835069U (en) * | 2015-08-12 | 2015-12-02 | 江苏风雷光电科技有限公司 | Electric automobile quick replacement power battery's connector |
| CN205881820U (en) * | 2016-07-01 | 2017-01-11 | 深圳市沃特玛电池有限公司 | Novel manual service switch |
| CN210403609U (en) * | 2019-09-12 | 2020-04-24 | 深圳市雄韬锂电有限公司 | Quick-change contactor structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110544603B (en) | 2024-03-19 |
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