CN112563825B - Elastic anti-loosening connecting device of locomotive plug-in connector - Google Patents
Elastic anti-loosening connecting device of locomotive plug-in connector Download PDFInfo
- Publication number
- CN112563825B CN112563825B CN202011509650.0A CN202011509650A CN112563825B CN 112563825 B CN112563825 B CN 112563825B CN 202011509650 A CN202011509650 A CN 202011509650A CN 112563825 B CN112563825 B CN 112563825B
- Authority
- CN
- China
- Prior art keywords
- elastic metal
- locomotive
- fixing buckle
- frame
- metal component
- 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.)
- Active
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 42
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/621—Bolt, set screw or screw clamp
- H01R13/6215—Bolt, set screw or screw clamp using one or more bolts
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses an elastic anti-loosening connecting device of a locomotive inserting piece, which comprises a base, wherein a through hole is formed in the upper part of the rear end of the base, a connecting pin shaft is arranged in the through hole, a locking cover plate and a support frame are hinged to the connecting pin shaft, a screw fixing buckle is fixed to the inner side of a frame at the front end of the support frame through a locking nut, the base is fixedly connected with an elastic metal component through a bolt, and a buckle ring is arranged in a cylindrical turned edge at one end of the elastic metal component; the invention has simple design structure, is scientific and reasonable and convenient to operate, can solve the risk of loosening and falling of the locomotive plug-in piece in the high-frequency vibration environment in the prior art, simultaneously reduces the inspection and maintenance of the plug-in piece during the operation of the locomotive and improves the reliability and safety of the operation of the locomotive.
Description
Technical Field
The invention belongs to the technical field of locomotive plug connector fixing, and particularly relates to an elastic anti-loosening connecting device of a locomotive plug connector.
Background
The locomotive control circuit components are generally connected through the plug connectors, so that the locomotive control circuit components are convenient to assemble and debug during locomotive manufacturing, and are convenient to maintain and replace. Original connection structure has been broken when overhauing the plug connector dismantlement, overhauls the back and installs the plug connector again, and the plug connector has not hard up unreliable risk of connection.
The hasp of locomotive plug connector is rapid disassembly structure, dismantles and need not be with the help of the instrument, considers the high-frequency vibration environment of locomotive operation, and the hasp of plug connector has the risk that drops by oneself in high-frequency vibration, needs to examine, maintain the connection reliability of plug connector frequently in the locomotive operation, brings very big inconvenience for the user, needs a locomotive plug connector's elasticity locking connecting device urgent need.
Disclosure of Invention
The invention aims to solve the technical problems and provides an elastic anti-loosening connecting device of a locomotive connector, which is used for fixing a connector lock catch and has the advantages of simple design structure, science and reasonability and convenience in operation; the locomotive plug-in connector can solve the problems of looseness and falling risks existing in a high-frequency vibration environment of the locomotive plug-in connector in the prior art, meanwhile, the checking and maintenance of the plug-in connector during the operation of the locomotive are reduced, and the reliability and safety of the operation of the locomotive are improved.
The technical scheme adopted by the invention is as follows: an elastic anti-loosening connecting device of a locomotive inserting piece comprises a base, wherein the base is a bottom plate and two side plates which are positioned on two sides of the bottom plate and are mutually perpendicular to the bottom plate, the two side plates are streamline, through holes are formed in the upper parts of the rear ends of the two side plates, and connecting pin shafts are arranged in the through holes; the locking cover plate is an arc-shaped panel and two side plates which are positioned on two sides of the panel and are perpendicular to the panel, the supporting frame is a concave frame, a threaded hole is formed in the middle of the side frame of the front end of the supporting frame, and the thickness of the side frames of the supporting frame is gradually increased from the rear end to the front end; the screw fixing buckle comprises a screw and a plate-shaped fixing buckle fixedly connected with the front end of the screw, and the screw of the screw fixing buckle penetrates through a threaded hole in the frame at the front end of the support frame from the outer side and is fixed on the inner side of the frame at the front end of the support frame through a locking nut; the bottom of the base is fixedly connected with an elastic metal component through a bolt; a buckle ring is arranged in the cylindrical curled edge at one end of the elastic metal component.
The front end of the locking cover plate is provided with a locking groove which is a rectangular opening and can be embedded into a plate-shaped fixing buckle at the front end of the screw fixing buckle.
The elastic metal component is a long-strip-shaped elastic metal sheet with a folded edge smaller than 90 degrees, the upper surface of the short folded edge on one side of the elastic metal component is fixedly connected with the base through a bolt, and the lower end of the long folded edge on the other side of the elastic metal component is rolled into a cylinder shape.
The buckle ring is of a rectangular structure surrounded by a round metal wire, a short edge on one side of the buckle ring is arranged in a cylindrical turned edge of the elastic metal sheet, and the buckle ring can rotate by taking the short edge as an axis.
The locking cover plate is tightly matched with the base.
The use process of the elastic anti-loosening connecting device of the locomotive plug-in connector is as follows: under the working condition, opening the locking cover plate, rotationally adjusting the buckle ring to be in the same direction as the locking cover plate, sleeving the buckle ring on a lock buckle at the lower part of the plug connector, clamping a lock buckle at the upper part of the plug connector by one end of a fixing buckle of the screw fixing buckle, pressing down the locking cover plate, and embedding the upper end of the fixing buckle of the screw fixing buckle into a locking groove of the locking cover plate to form self-locking of the elastic anti-loosening connecting device of the locomotive plug connector; an elastic metal component is arranged between the buckle ring of the connecting device and the screw fixing buckle for transitional connection, the elastic metal component is deformed by external force when the connecting device is installed and used, and the buckle ring and the screw fixing buckle are always in a locking state with the lock catch of the plug connector by the reaction force of the elastic metal component under the working condition of use, so that looseness cannot be generated; the length of the screw rod fixing buckle can be adjusted through the locking nut, so that the elastic anti-loosening connecting device of the plug connectors of different specifications can be used.
The base is a bottom plate and two side plates which are positioned on two sides of the bottom plate and are perpendicular to the bottom plate, the two side plates are streamline, through holes are formed in the upper parts of the rear ends of the two side plates, and connecting pin shafts are arranged in the through holes; the locking cover plate is an arc-shaped panel and two side plates which are positioned on two sides of the panel and are perpendicular to the panel, the supporting frame is a concave frame, a threaded hole is formed in the middle of the side frame of the front end of the supporting frame, and the thickness of the side frames of the supporting frame is gradually increased from the rear end to the front end; the purpose of this is: the strength of the base and the locking cover plate is enhanced by arranging the streamline side plate, the locking cover plate, the supporting frame and the rear end of the base are hinged and connected by arranging the connecting pin shaft, the locking cover plate is opened and pressed down, and the fixing buckle at the front end of the screw fixing buckle is separated from or embedded into the locking groove, so that the lock catch of the plug connector is ensured to be in an opened or locked state, and the field operation is convenient; the thickness of the frames at the two sides of the supporting frame is gradually thickened from the rear end to the front end, the structural strength of the supporting frame is improved, and the frames at the front end are conveniently and fixedly provided with screw fixing buckles.
The screw fixing buckle comprises a screw and a plate-shaped fixing buckle fixedly connected with the front end of the screw, and the screw of the screw fixing buckle penetrates through a threaded hole in the frame at the front end of the support frame from the outer side and is fixed on the inner side of the frame at the front end of the support frame through a locking nut; the purpose of this is: the locking nut can be used for adjusting the length of the screw rod fixing buckle and is suitable for the use of plug connectors with different specifications; meanwhile, the screw fixing buckle also has the function of fixing the screw, and the screw is prevented from being randomly rotated.
The front end of the locking cover plate is provided with a locking groove which is a rectangular opening and can be embedded into a plate-shaped fixing buckle at the front end of the screw fixing buckle; the purpose of this is: the rotation of having restricted the fixed knot of screw rod on the one hand, on the other hand has restricted the beating of taking the fixed knot of screw rod, to the high frequency vibration environment of locomotive operation, has avoided the risk that the hasp of plug connector has the proper motion to drop in high frequency vibration.
The elastic metal component is a long-strip-shaped elastic metal sheet with a folded edge less than 90 degrees, the upper surface of the short folded edge on one side of the elastic metal component is fixedly connected with the base through a bolt, and the lower end of the long folded edge on the other side of the elastic metal component is rolled into a cylinder shape; the purpose of this is: the elastic metal member is formed by adopting a strip-shaped elastic metal sheet with a folded edge of less than 90 degrees, is used in places with smaller load and deformation and low required rigidity, fully utilizes the deformation of the elastic metal sheet to generate the spring characteristic, is easy to bend only on a plane with minimum rigidity, has large tensile rigidity and bending rigidity in the other direction, can store energy and realizes the functions of shock absorption and clamping; the elastic metal component is arranged between the buckle ring of the connecting device and the screw rod fixing buckle and connected, the elastic metal component is deformed through external force during installation and use, the whole device is in a locking state with the buckle of the plug connector all the time by the reaction force of the elastic metal component under the use working condition, the damping and clamping functions are realized, the looseness and the falling risk of the locomotive plug connector in the high-frequency vibration environment are avoided, and the looseness cannot be generated.
The locking cover plate is tightly matched with the base; the purpose of this is: the locking cover plate is not easy to lift after being pressed down, so that the risk that the screw fixing buckle is separated from the locking groove to loosen and fall off the lock catch on the plug connector due to the fact that the locking cover plate can be lifted easily in the using process is avoided, and the using safety and reliability of the connecting device are improved; simultaneously, the locking cover plate can be lifted under the action of manpower without the help of tools, and the connecting device is convenient to disassemble and assemble in the using process.
The connector coupling catch is within the skill of the art and is well known to those skilled in the art and need not be described herein in any greater detail.
The invention has the beneficial effects that: the elastic anti-loosening connecting device of the locomotive plug-in connector is simple in design structure, scientific and reasonable and convenient to operate; the risk that the splicing piece loosens and drops in the high-frequency vibration environment in the prior art can be solved, the inspection and the maintenance of the splicing piece during the operation of the locomotive are reduced, and the reliability and the safety of the operation of the vehicle are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a state diagram of the present invention.
The labels in the figure are: 1. locking the cover plate; 2. a lock nut; 3. a screw fixing buckle; 4. a locking groove; 5. a base; 6. a buckle ring; 7. an elastic metal member; 8. connecting a pin shaft; 9. a support frame; 10. a bolt; 11. a plug-in unit; 12. and (5) locking.
Detailed Description
The following detailed description of embodiments of the invention is provided in connection with the accompanying drawings.
As shown in fig. 1, an elastic anti-loosening connecting device for a locomotive plug-in connector comprises a base 5, wherein the base 5 is a bottom plate and two side plates which are positioned at two sides of the bottom plate and are perpendicular to the bottom plate, the two side plates are streamline, through holes are formed in the upper parts of the rear ends of the two side plates, and connecting pin shafts 8 are arranged in the through holes; the connecting pin shaft 8 is hinged with a locking cover plate 1 and a support frame 9, the locking cover plate 1 is an arc-shaped panel and two side plates which are positioned at two sides of the panel and are mutually perpendicular to the panel, the support frame 9 is a concave frame, a threaded hole is formed in the middle of the front end frame of the support frame 9, and the thickness of the two side frames of the support frame 9 is gradually increased from the rear end to the front end; the screw fixing buckle 3 comprises a screw and a plate-shaped fixing buckle fixedly connected with the front end of the screw, and the screw of the screw fixing buckle 3 penetrates through a threaded hole in the front end frame of the support frame 9 from the outer side and is fixed on the inner side of the front end frame of the support frame 9 through a locking nut 2; the bottom of the base 5 is fixedly connected with an elastic metal member 7 through a bolt 10; a snap ring 6 is arranged in one end cylindrical curled edge of the elastic metal component 7.
The front end of the locking cover plate 1 is provided with a locking groove 4, the locking groove 4 is a rectangular opening and can be embedded into a plate-shaped fixing buckle at the front end of the screw fixing buckle 3.
The elastic metal member 7 is a long-strip-shaped elastic metal sheet with folded edges smaller than 90 degrees, the upper surface of one short folded edge on one side of the elastic metal member 7 is fixedly connected with the base 5 through a bolt 10, and the lower end of the other long folded edge on the other side is rolled into a cylinder shape.
The buckle ring 6 is a rectangular structure surrounded by a round metal wire, the short edge of one side of the buckle ring 6 is arranged in the cylindrical turned edge of the elastic metal component 7, and the buckle ring 6 can rotate by taking the short edge as an axis.
The locking cover plate 1 is tightly matched with the base 5.
As shown in fig. 2, the use of the elastic anti-loosening connection device of the locomotive plug-in connector is as follows: under the operating condition, the position between the locking nut 2 and the screw rod fixing buckle 3 is adjusted according to the specification of the plug connector 11, the locking nut 2 is fastened, the length of the screw rod fixing buckle 3 can be adjusted through the locking nut 2, and therefore the elastic anti-loosening connecting device of the plug connector 11 with different specifications is used. Firstly, the locking cover plate 1 is opened, the buckle ring 6 is rotated and adjusted to be in the same direction as the locking cover plate 1, then the buckle ring 6 is sleeved on the lock catch 12 at the lower part of the plug connector 11, one end of the fixing buckle of the screw fixing buckle 3 is clamped on the lock catch 12 at the upper part of the plug connector 11, the locking cover plate 1 is pressed down, so that the upper end of the fixing buckle of the screw fixing buckle 3 is embedded into the locking groove 4 of the locking cover plate 1, an elastic metal component 7 is arranged between a buckle ring 6 of the connecting device and a screw fixing buckle 3 for transitional connection, the elastic metal component 7 is deformed by external force when the connecting device is installed and used, the buckle ring 6 and the screw fixing buckle 3 are always in a locking state with a lock 12 of a plug connector 11 by the reaction force of the elastic metal component 7 under the working condition of use, looseness cannot be generated, the self-locking of the elastic anti-loosening connecting device of the locomotive plug connector is formed, and the purpose of preventing looseness and falling is achieved; when the device is disassembled, the locking cover plate 1 is turned over, the screw rod fixing buckle 3 is lifted, the whole device can be disassembled in a loosening manner, and the device is flexible and convenient to install and disassemble.
Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides an elasticity locking connecting device that moves of locomotive plug-in components which characterized in that: the base is a bottom plate and two side plates which are positioned on two sides of the bottom plate and are mutually perpendicular to the bottom plate, the two side plates are streamline, through holes are formed in the upper parts of the rear ends of the two side plates, and connecting pin shafts are arranged in the through holes; the locking cover plate is an arc-shaped panel and two side plates which are positioned on two sides of the panel and are perpendicular to the panel, the supporting frame is a concave frame, a threaded hole is formed in the middle of the side frame of the front end of the supporting frame, and the thickness of the side frames of the supporting frame is gradually increased from the rear end to the front end; the screw fixing buckle comprises a screw and a plate-shaped fixing buckle fixedly connected with the front end of the screw, and the screw of the screw fixing buckle penetrates through a threaded hole in the frame at the front end of the support frame from the outer side and is fixed on the inner side of the frame at the front end of the support frame through a locking nut; the bottom of the base is fixedly connected with an elastic metal component through a bolt, the elastic metal component is a long-strip-shaped elastic metal sheet with a hem smaller than 90 degrees, the upper surface of the short hem at one side of the elastic metal component is fixedly connected with the base through a bolt, the lower end of the long hem at the other side of the elastic metal component is rolled into a cylinder shape, and a buckle ring is arranged in the cylindrical hem at one end of the elastic metal component.
2. A resilient anti-loosening connection for a locomotive plug according to claim 1, characterised in that: the front end of the locking cover plate is provided with a locking groove which is a rectangular opening and can be embedded into a plate-shaped fixing buckle at the front end of the screw fixing buckle.
3. A resilient anti-loosening connection for a locomotive plug according to claim 1, characterised in that: the buckle ring is a rectangular structure formed by surrounding a round metal wire, the short edge of one side of the buckle ring is arranged in the cylindrical turned edge of the elastic metal sheet, and the buckle ring can rotate by taking the short edge as an axis.
4. A resilient anti-loosening connection for a locomotive plug according to claim 1, characterised in that: the locking cover plate is tightly matched with the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011509650.0A CN112563825B (en) | 2020-12-18 | 2020-12-18 | Elastic anti-loosening connecting device of locomotive plug-in connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011509650.0A CN112563825B (en) | 2020-12-18 | 2020-12-18 | Elastic anti-loosening connecting device of locomotive plug-in connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112563825A CN112563825A (en) | 2021-03-26 |
| CN112563825B true CN112563825B (en) | 2022-04-12 |
Family
ID=75031894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011509650.0A Active CN112563825B (en) | 2020-12-18 | 2020-12-18 | Elastic anti-loosening connecting device of locomotive plug-in connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112563825B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7448819B1 (en) * | 2007-06-20 | 2008-11-11 | Yang-Li Fu | Universal snapping connector that is locked and unlocked easily and quickly |
| CN201137801Y (en) * | 2007-12-28 | 2008-10-22 | 深圳市远望谷信息技术股份有限公司 | Rapid pole-fixing hasp |
| CN201883822U (en) * | 2010-11-24 | 2011-06-29 | 荣成市龙河金属加工厂 | Adjustable lock catch |
| CN102691715A (en) * | 2011-03-24 | 2012-09-26 | 海洋王照明科技股份有限公司 | Hasp structure |
| TWM465524U (en) * | 2013-07-08 | 2013-11-11 | U K Technology Corp | Anti-shedding bracket structure and hanging type LED lamp thereof |
| CN204081761U (en) * | 2014-07-29 | 2015-01-07 | 佛山市顺德区格蓝特不锈钢设备制品有限公司 | A kind of self-locking hasp |
| TWM495781U (en) * | 2014-11-28 | 2015-02-21 | Sun Chain Trading Co Ltd | Front connection device of concealed sliding rail |
| CN206844859U (en) * | 2017-06-16 | 2018-01-05 | 株洲中车机电科技有限公司 | A kind of hasp lock |
| CN107975520A (en) * | 2017-11-20 | 2018-05-01 | 荣成康派斯新能源车辆股份有限公司 | Hasp with self-locking and the anti-torsion structure of retaining ring |
| CN213484109U (en) * | 2020-12-18 | 2021-06-18 | 中车洛阳机车有限公司 | Elastic anti-loosening connecting device of locomotive plug-in connector |
-
2020
- 2020-12-18 CN CN202011509650.0A patent/CN112563825B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112563825A (en) | 2021-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104654213B (en) | The hasp structure of lamps and lanterns and the anti-glare floodlight tool for using the hasp structure | |
| CN213484109U (en) | Elastic anti-loosening connecting device of locomotive plug-in connector | |
| JP4884571B2 (en) | Display unit mounting structure | |
| CN112563825B (en) | Elastic anti-loosening connecting device of locomotive plug-in connector | |
| CN206053604U (en) | A kind of lock body | |
| CN201277234Y (en) | Fast assembling/disassembling attachment clip component | |
| CN109728709B (en) | Clamp spring structure and power supply device with same | |
| CN202597911U (en) | Folded clamp support structure | |
| CN109863464A (en) | Shading shade assembly, the display with shading shade assembly | |
| CN216692746U (en) | Equipment installation structure | |
| CN210722250U (en) | Mounting structure of LED display screen and LED display screen system | |
| CN212344148U (en) | A kind of fastener with strong impact resistance for pcb circuit board | |
| CN211146716U (en) | A motor bracket and an air conditioner | |
| CN210484387U (en) | A activity hinge frame for electric connector module | |
| CN210328328U (en) | Pluggable module and electronic equipment | |
| CN209553287U (en) | A kind of perambulator fast assembling disassembling structure | |
| CN202581666U (en) | Air conditioner electric control panel installation structure | |
| CN221170294U (en) | Connecting mechanism and display device | |
| CN219139554U (en) | Embedded shrouding mounting structure and regulator cubicle | |
| CN219769804U (en) | Battery brackets and vehicles | |
| CN216982298U (en) | Network rack with prevent static function | |
| CN2879274Y (en) | Fastener structure | |
| CN215347337U (en) | Intelligence bracelet connector | |
| TWI288093B (en) | Device for quickly locking a windshield to a two-wheeled vehicle | |
| CN105101731B (en) | A kind of wiring board subrack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |