A vehicle rear cabin drainage system, a vehicle rear cabin and a vehicle

By designing the hidden flow tank drainage system of the rear cabin of the vehicle, the problem that the existing rear cabin of the vehicle cannot meet the dry and water shower environment at the same time is solved, and efficient drainage and high load-bearing capacity are achieved, which is suitable for a variety of use environments.

CN117325778BActive Publication Date: 2025-05-27CHONGQING CHANGAN AUTOMOBILE CO LTD
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Patent Information

Application Number
CN202311419119.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-10-30
Publication Date
2025-05-27
Estimated Expiration
2043-10-30

AI Technical Summary

Technical Problem

The existing rear cabin of the car cannot meet the dry, clean and humid environment at the same time, especially the load-bearing requirements of more than 250 cm, and lacks an effective drainage system.

Method used

A vehicle rear cabin drainage system is designed, including a front flow tank assembly, a left side flow tank assembly, a back sill assembly and a right side flow tank assembly. The water is collected and discharged through the water guide wall and drainage mechanism to form a hidden flow tank to achieve efficient drainage.

Benefits of technology

It realizes effective drainage of the rear cabin in a dry, clean and humid environment, meets the load-bearing needs of more than 250 cm, and is suitable for meeting the use environment of passenger cars and pickup trucks at the same time.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to the technical field of vehicle body structure, and discloses a vehicle rear cabin drainage system, a vehicle rear cabin and a vehicle, wherein the vehicle rear cabin drainage system comprises a front flow trough assembly, a left side surrounding flow trough assembly, a back sill assembly and a right side surrounding flow trough assembly, wherein the front flow trough assembly is provided with a first side water guide wall, the back sill assembly is provided with a second side water guide wall, the lower part of the left side surrounding flow trough assembly is provided with a left side surrounding flow trough, the lower part of the right side surrounding flow trough assembly is provided with a right side surrounding flow trough, the front flow trough assembly, the left side surrounding flow trough assembly, the back sill assembly and the right side surrounding flow trough assembly are connected end to end, and drainage mechanisms are provided on the left side surrounding flow trough and the right side surrounding flow trough. The present invention can meet the requirements of a rear cabin that can be dry and tidy, or wet and wet, and is suitable for vehicles that meet the use environment of both passenger cars and pickup trucks.
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Claims

1. A vehicle rear compartment, characterized in that: it includes a vehicle rear compartment drainage system, a left side wall assembly, a right side wall assembly, and a luggage compartment floor assembly; the vehicle rear compartment drainage system includes a front water trough assembly, a left side wall water trough assembly, a rear sill assembly, and a right side wall water trough assembly, and the front water trough assembly, the left side wall water trough assembly, the rear sill assembly, and the right side wall water trough assembly are connected end to end in sequence; a first side water guiding wall is provided on the front water trough assembly, a second side water guiding wall is provided on the rear sill assembly, a left side wall water trough is provided at the lower part of the left side wall water trough assembly, a right side wall water trough is provided at the lower part of the right side wall water trough assembly, and a drainage mechanism is provided on the left side wall water trough and the right side wall water trough; the drainage mechanism includes a first drain pipe and a second drain pipe, the first drain pipe is connected to the left side wall water trough assembly, and the second drain pipe is connected to the right side wall water trough assembly; the left side wall water trough assembly is fixedly connected to the left side wall assembly, the right side wall water trough assembly is fixedly connected to the right side wall assembly, a third side water guiding wall is provided on the left side wall assembly, a fourth side water guiding wall is provided on the right side wall assembly, a front water trough is formed between the front water trough assembly and the luggage compartment floor assembly, a left water trough is formed between the left side wall assembly and the luggage compartment floor assembly, a rear water trough is formed between the rear sill assembly and the luggage compartment floor assembly, and a right water trough is formed between the right side wall assembly and the luggage compartment floor assembly; it further includes a partition assembly, a storage box assembly, and a body sheet metal assembly, the storage box assembly is fixedly connected to the luggage compartment floor assembly, the front water trough assembly is fixedly connected to the storage box assembly, and the rear sill assembly is fixedly installed on the body sheet metal assembly; the luggage compartment floor assembly is formed into a closed part by injecting PU glue and honeycomb board; the front water trough assembly, the left side wall water trough assembly, the rear sill assembly, and the right side wall water trough assembly are connected end to end to form a "mouth" - shaped structure, and the first side water guiding wall on the front water trough assembly, the third side water guiding wall on the left side wall assembly, the second side water guiding wall on the rear sill assembly, and the fourth side water guiding wall on the right side wall assembly also form a "mouth" - shaped structure, so that a hidden water trough in the shape of a "hui" character is formed between the two "mouth" - shaped structures; water flows into the front water trough, the left water trough, the rear water trough, and the right water trough respectively from the first side water guiding wall of the front water trough assembly, the third side water guiding wall of the left side wall assembly, the second side water guiding wall of the rear sill assembly, and the fourth side water guiding wall of the right side wall assembly, and then flows along the left side wall assembly and the right side wall assembly to the second - layer drainage mechanism composed of the left side wall water trough and the right side wall water trough, and finally is discharged outside the vehicle through the first drain pipe and the second drain pipe.

2. The vehicle rear compartment according to claim 1, characterized in that: a plurality of fixing grooves are provided on the front water trough assembly, a plurality of limiting bosses matching with the fixing grooves are provided on the storage box assembly, and the limiting bosses are clamped in the fixing grooves.

3. The vehicle rear compartment according to claim 1, characterized in that: It further includes a sealing strip, and the sealing strip is clamped on the front water trough assembly, the left side wall assembly and the right side wall assembly.

4. A vehicle rear compartment according to claim 2, characterized in that: Both the left side wall water trough assembly and the right side wall water trough assembly are fixedly connected to the vehicle body sheet metal assembly through V-shaped clips and bolts.

5. A vehicle, characterized in that: The vehicle includes a vehicle body and the vehicle rear compartment according to claim 1.

Citation Information

Patent Citations

  • Water Collection System for a Pickup Truck

    CN107042848A

  • Optionally covers device of pick -up truck cargo body's device, pick up car and transportation goods

    CN207683419U