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CN-224225056-U - Flexible self-locking cover plate

CN224225056UCN 224225056 UCN224225056 UCN 224225056UCN-224225056-U

Abstract

The utility model discloses a flexible self-locking cover plate which comprises a laminated main body, a resettable supporting structure and a self-locking structure, wherein the laminated main body comprises a substrate, a flexible coating layer and a connecting sheet, the flexible coating layer and the connecting sheet are connected to the upper side and the lower side of the substrate, the flexible coating layer is tightly attached to the upper surface of the substrate in a hot-press bonding mode, clearance fit is formed between the connecting sheet and the substrate, the connecting sheet is used for being attached to or close to a console supporting framework, the distal end of the laminated main body is provided with the resettable supporting structure so as to realize the opening and closing connection of the laminated main body and the console supporting framework, and the proximal end of the laminated main body is provided with the self-locking structure for providing self-locking force in a closed state so as to realize the locking connection of the laminated main body and the console supporting framework. Through the mode, the flexible self-locking cover plate is optimized by the integrated carbon fiber cover plate, the gas spring support and the magnetic attraction lock, so that the integral light weight of the console is realized, and meanwhile, the flexible self-locking cover plate has the advantages of high strength, easiness in operation, low cost and long service life.

Inventors

  • DING YAN
  • ZHU HUI
  • SUN HUI

Assignees

  • 常州今创电工有限公司

Dates

Publication Date
20260512
Application Date
20250612

Claims (10)

  1. 1. A flexible self-locking cover plate is characterized by comprising a laminated main body, a resettable supporting structure and a self-locking structure, The laminated main body comprises a substrate, and flexible coating layers and connecting thin plates which are connected to the upper side and the lower side of the substrate, wherein the flexible coating layers are clung to the upper surface of the substrate in a hot-press bonding mode, clearance fit is formed between the connecting thin plates and the substrate, and the connecting thin plates are used for being clung to or close to a console support framework; The far end of the laminated main body is provided with a resettable supporting structure so as to realize the open-close connection of the laminated main body and the console supporting framework; the self-locking structure is arranged at the proximal end of the laminated main body, and provides self-locking force in a closed state so as to realize locking connection between the laminated main body and the console support framework.
  2. 2. The flexible self-locking cover sheet of claim 1, wherein the base sheet and the adapter sheet each comprise a carbon fiber skin surface layer and a PVC foam sheet filled core layer disposed within the carbon fiber skin surface layer.
  3. 3. The flexible self-locking cover plate of claim 2, wherein the thickness of the base plate is 6-8mm and the thickness of the engagement sheet is 1-3mm.
  4. 4. The flexible self-locking cover plate according to claim 1, wherein the flexible coating layer is a composite leather layer, comprising an intermediate foaming layer, and a polyurethane surface layer and a flame-retardant bonding bottom layer connected to both sides of the intermediate foaming layer.
  5. 5. The flexible self-locking cover sheet of claim 4, wherein the flexible cover layer has a thickness of 2-6mm.
  6. 6. The flexible self-locking cover plate of claim 1, wherein the mating gap between the engagement sheet and the base plate is 1-3mm.
  7. 7. The flexible self-locking cover plate of claim 6, wherein corners of the flexible cladding layer perimeter are hidden in the mating gap between the engagement sheet and the substrate.
  8. 8. The flexible self-locking cover plate according to claim 6, wherein a structural adhesive is further coated in the fit gap between the engagement sheet and the substrate to achieve adhesive fixation of the engagement sheet and the substrate.
  9. 9. The flexible self-locking cover plate according to claim 1, wherein the resettable support structure comprises a gas spring, a first connector and a second connector, the first connector is mounted at the distal end of the inner wall of the laminated body, the second connector is mounted on the console support frame, and two ends of the gas spring are respectively hinged with the first connector and the second connector to achieve resettable support of the laminated body relative to the console support frame.
  10. 10. The flexible self-locking cover plate according to claim 1, wherein the self-locking structure comprises a suction plate and a magnetic suction plate, the suction plate is in locking connection with the proximal end of the inner wall of the laminated main body, and the magnetic suction plate is in locking connection with a position corresponding to the suction plate on the console support skeleton.

Description

Flexible self-locking cover plate Technical Field The utility model relates to the technical field of rail transit, in particular to a flexible self-locking cover plate. Background Along with the rapid development of the rail transit technology, the motor train unit continuously accelerates and simultaneously evolves towards the modularization and customization directions. The current train console has the following problems: Firstly, the whole weight is overlarge, namely the prior console adopts a traditional metal frame structure and is matched with a glass fiber reinforced plastic housing and a mechanical lock, so that the whole weight of the train is overlarge, the energy consumption of the train during running is increased, and the dynamic balance during high-speed running is not facilitated; Secondly, the operation is complex and tedious, the existing lockset system of the console still adopts the traditional mechanical key and other manual operation modes, thus not only increasing the operation burden of a driver, but also improving the complexity of overhaul and maintenance. Disclosure of utility model The utility model mainly solves the technical problem of providing the flexible self-locking cover plate, which realizes the integral light weight of the console through triple optimization of the integrated carbon fiber cover plate, the gas spring support and the magnetic attraction lock, has the advantages of high strength, easy operation, low cost and long service life, and is suitable for a severe vehicle-mounted environment. In order to solve the technical problems, the utility model adopts a technical scheme that the flexible self-locking cover plate comprises a laminated main body, a resettable supporting structure and a self-locking structure, The laminated main body comprises a substrate, and flexible coating layers and connecting thin plates which are connected to the upper side and the lower side of the substrate, wherein the flexible coating layers are clung to the upper surface of the substrate in a hot-press bonding mode, clearance fit is formed between the connecting thin plates and the substrate, and the connecting thin plates are used for being clung to or close to a console support framework; The far end of the laminated main body is provided with a resettable supporting structure so as to realize the open-close connection of the laminated main body and the console supporting framework; the self-locking structure is arranged at the proximal end of the laminated main body, and provides self-locking force in a closed state so as to realize locking connection between the laminated main body and the console support framework. In a preferred embodiment of the present utility model, the substrate and the joining sheet each include a carbon fiber skin layer and a PVC foam sheet filled core layer disposed within the carbon fiber skin layer. In a preferred embodiment of the present utility model, the thickness of the substrate is 6-8mm and the thickness of the joining sheet is 1-3mm. In a preferred embodiment of the present utility model, the flexible coating layer is a composite leather layer, and includes a middle foaming layer, and a polyurethane surface layer and a flame-retardant bonding bottom layer connected to both sides of the middle foaming layer. In a preferred embodiment of the utility model, the thickness of the flexible coating is 2-6mm. In a preferred embodiment of the present utility model, the fit clearance between the engagement sheet and the substrate is 1-3mm. In a preferred embodiment of the present utility model, the corners of the peripheral ring of the flexible coating layer are hidden in the fit gap between the joining sheet and the substrate. In a preferred embodiment of the present utility model, a structural adhesive is further coated in the fit gap between the joining sheet and the substrate to achieve adhesion fixation of the joining sheet and the substrate. In a preferred embodiment of the present utility model, the resettable support structure includes a gas spring, a first connector and a second connector, wherein the first connector is mounted at a distal end of an inner wall of the stacked body, the second connector is mounted on the console support frame, and two ends of the gas spring are respectively hinged with the first connector and the second connector, so as to achieve resettable support of the stacked body relative to the console support frame. In a preferred embodiment of the present utility model, the self-locking structure includes a suction plate and a magnetic suction plate, the suction plate is locked and connected to the proximal end of the inner wall of the laminated main body, and the magnetic suction plate is locked and connected to the console support frame at a position corresponding to the suction plate. The beneficial effects of the utility model are as follows: The integrated cover plate is adopted, so that the strength is ensured, th