CN213484109U - Elastic anti-loosening connecting device of locomotive plug-in connector - Google Patents
Elastic anti-loosening connecting device of locomotive plug-in connector Download PDFInfo
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- CN213484109U CN213484109U CN202023073710.7U CN202023073710U CN213484109U CN 213484109 U CN213484109 U CN 213484109U CN 202023073710 U CN202023073710 U CN 202023073710U CN 213484109 U CN213484109 U CN 213484109U
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- elastic metal
- locomotive
- frame
- fixing buckle
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Abstract
The utility model discloses an elastic anti-loosening connecting device of a locomotive inserting piece, which comprises a base, wherein a through hole is arranged at 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 on the connecting pin shaft, a screw fixing buckle is fixed at 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 utility model relates to a simple structure, scientific and reasonable, convenient operation can solve the not hard up that locomotive plug connector exists among the prior art in the high-frequency vibration environment, the risk of droing, has reduced inspection, the maintenance to the plug connector when the locomotive moves simultaneously, has improved the reliability and the security of vehicle operation.
Description
Technical Field
The utility model belongs to the technical field of the locomotive plug connector is fixed, concretely relates to locomotive plug connector's elasticity locking connecting device that moves.
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
In order to solve the technical problems, the utility model provides an elastic anti-loose connecting device of a locomotive connector, which is used for fixing a connector lock catch and has simple design structure, scientific and reasonable structure and convenient 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 utility model adopts the technical proposal that: 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 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 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 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 front ends of the frame at the front end of the support frame and the frames at the two sides are gradually thickened, the structural strength of the support frame is improved, and the frame at the front end is conveniently and fixedly provided with a screw fixing buckle.
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 utility model has the advantages 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 usage 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 the embodiments of the present invention will be made with reference to 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 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 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 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 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 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.
2. A resilient anti-loosening connection for a locomotive plug according to claim 1, characterised in that: the elastic metal member 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 member 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 member is rolled into a cylinder shape.
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 |
|---|---|---|---|
| CN202023073710.7U CN213484109U (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 |
|---|---|---|---|
| CN202023073710.7U CN213484109U (en) | 2020-12-18 | 2020-12-18 | Elastic anti-loosening connecting device of locomotive plug-in connector |
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| Publication Number | Publication Date |
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| CN213484109U true CN213484109U (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023073710.7U Active CN213484109U (en) | 2020-12-18 | 2020-12-18 | Elastic anti-loosening connecting device of locomotive plug-in connector |
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| CN (1) | CN213484109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563825A (en) * | 2020-12-18 | 2021-03-26 | 中车洛阳机车有限公司 | Elastic anti-loosening connecting device of locomotive plug-in connector |
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2020
- 2020-12-18 CN CN202023073710.7U patent/CN213484109U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563825A (en) * | 2020-12-18 | 2021-03-26 | 中车洛阳机车有限公司 | Elastic anti-loosening connecting device of locomotive plug-in connector |
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