Adjustable height RV seat

By designing an adjustable towing height RV seat and utilizing a combination of sliding bars and movable wheels, the problem of difficulty in docking the RV seat with different towing vehicles has been solved, improving the flexibility and comfort of use. Furthermore, the reliability and lifespan of the support mechanism have been improved through a lubrication mechanism.

CN224360937UActive Publication Date: 2026-06-16QINGDAO DERUICHENG ELECTRICAL EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QINGDAO DERUICHENG ELECTRICAL EQUIP CO LTD
Filing Date
2025-08-26
Publication Date
2026-06-16

AI Technical Summary

Technical Problem

The fixed height of the towing head of existing RV seats makes it difficult to connect different towing vehicles.

Method used

An adjustable RV seat was designed, which achieves adjustable traction height through a combination of sliding rods and moving wheels in the support mechanism, and is equipped with a lubrication mechanism to improve the reliability and service life of the support mechanism.

Benefits of technology

It allows for adjustable towing height as needed, facilitating docking with different towing vehicles and improving the flexibility and comfort of use. At the same time, the lubrication mechanism ensures the stability and durability of the support structure.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a house car seat of adjustable height of traction, relates to the field of house car seat, including traction frame, the fixed frame is fixed in the inside of traction frame, support mechanism, support mechanism is fixed on the fixed frame, wherein, the support mechanism is including fixed cylinder, the fixed cylinder inside sliding installation has the sliding rod, the sliding rod bottom stretches out fixed cylinder bottom end, in the actual operation of the utility model, according to need can slide the sliding rod downwards, make the sliding rod bottom end stretch out fixed cylinder, first moving wheel can contact with ground at this time, and the sliding rod bottom stretches out fixed cylinder distance is longer, and the end of traction frame is more high to be warped, thereby realizes the adjustment of the traction height, can adjust the direction of first moving wheel through rotating the handle, and first moving wheel can also assist the movement of the whole traction frame, and the trailer is convenient for traction.
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Description

Technical Field

[0001] This utility model relates to the field of RV seats, and in particular to an RV seat with adjustable towing height. Background Technology

[0002] RVs are a type of fashionable vehicle imported from abroad. They are equipped with home-like amenities such as bedding, stoves, refrigerators, cabinets, sofas, dining tables and chairs, bathroom facilities, air conditioning, televisions, and stereos. RV seats are the supporting structures used to support the RV. With the improvement of people's living standards, RV travel is becoming increasingly popular. However, existing RV seats have some problems in use.

[0003] The towing heads of existing RV seats are generally of a fixed height, and the front of the towing head is usually connected to the towing vehicle. However, different towing vehicles have different towing heights, making it difficult to connect with the RV seat.

[0004] Therefore, it is necessary to propose a motorhome seat with adjustable towing height to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide an adjustable towing height RV seat to solve the problem that the towing head of existing RV seats is generally at a fixed height and is usually connected to the towing vehicle in front, but different towing vehicles have different towing heights, making it difficult to connect with the RV seat.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an adjustable RV seat, comprising:

[0007] Traction frame;

[0008] A fixing frame, which is fixed inside the traction frame;

[0009] The support mechanism is fixed to the fixed frame;

[0010] The support mechanism includes a fixed cylinder, a sliding rod is slidably installed inside the fixed cylinder, the bottom of the sliding rod extends out of the bottom end of the fixed cylinder, and a connecting seat is connected to the bottom of the extended end. A first movable wheel is rotatably installed inside the connecting seat.

[0011] The top of the sliding rod extends out of the top of the fixed cylinder, and the extended end is connected to a rotating handle;

[0012] A lubrication mechanism is fixed to the top of the fixed cylinder.

[0013] Preferably, the lubrication mechanism includes a fixed box, the fixed box is configured as an annular shape, and an input port is provided at the top of the fixed box;

[0014] A sponge is fixed to the inner ring of the fixing box. The inner ring of the sponge and the outer side of the sliding rod are in contact with each other. A drain hole is opened at the bottom end of the fixing box near the sponge.

[0015] Preferably, the bottom end of the fixed cylinder is provided with a tapered opening, and the inside of the tapered opening fits against the outside of the sliding rod.

[0016] Preferably, a second screw is provided on the outside of the fixed cylinder, and the second screw is pressed against the outside of the sliding rod.

[0017] Preferably, a fixing rod is fixedly connected to one side of the connecting seat, and an extension rod is telescopically provided at one end of the fixing rod. A second connecting seat is connected to one end of the extension rod, and a second movable wheel is provided on the second connecting seat.

[0018] A first screw is provided on the outside of the fixing rod, and the first screw is pressed against the outside of the protruding rod.

[0019] Preferably, wheels are provided on both sides of the traction frame, and a traction head is provided at one end of the traction frame.

[0020] The technical effects and advantages of this utility model are as follows:

[0021] 1. In the actual operation of this utility model, the sliding rod can be slid down as needed so that the bottom end of the sliding rod extends out of the fixed cylinder. At this time, the first moving wheel can contact the ground. The longer the bottom of the sliding rod extends out of the fixed cylinder, the higher the end of the traction frame is raised, thereby realizing the adjustment of the traction height. By rotating the handle, the direction of the first moving wheel can be adjusted. At the same time, the first moving wheel can also assist the movement of the entire traction frame, making it easier for the traction vehicle to traction.

[0022] 2. The sponge is made of high-density sponge material, which has good oil absorption and wear resistance. The inner ring of the sponge fits snugly against the outer side of the sliding rod, allowing lubricant to be evenly applied to the surface of the sliding rod, providing good lubrication.

[0023] 3. The tapered opening fits snugly against the outside of the sliding rod, effectively preventing impurities from entering the fixed cylinder. It also provides a certain degree of sealing, improving the reliability and service life of the support mechanism. Furthermore, it prevents lubricating oil from draining out of the bottom of the fixed cylinder, allowing more of it to remain inside. Attached Figure Description

[0024] Figure 1 This is a structural schematic diagram of the adjustable traction height RV seat of this utility model.

[0025] Figure 2 This utility model Figure 1 Enlarged diagram of point A in the middle.

[0026] Figure 3This is a schematic diagram of the internal structure of the fixed cylinder of this utility model.

[0027] Figure 4 This utility model Figure 3 Enlarged diagram of point B in the middle.

[0028] In the diagram: 1. Towing frame; 2. Wheel; 3. Fixing frame; 4. Towing head; 5. Fixing cylinder; 6. Sliding rod; 7. Rotating handle; 8. First moving wheel; 9. Fixing rod; 10. First screw; 11. Second moving wheel; 12. Fixing box; 13. Input port; 14. Sponge; 15. Conical opening. Detailed Implementation

[0029] This utility model provides, for example Figures 1-4 An adjustable towing height RV seat, as shown, includes:

[0030] The tow frame 1, as the basic support structure of the entire RV seat, is made of high-strength steel and has good load-bearing capacity and stability.

[0031] The tow frame 1 has wheels 2 on both sides, made of wear-resistant rubber, which have good grip and shock absorption performance, effectively reducing the bumps of the RV during travel and improving passenger comfort. A tow head 4 is located at one end of the tow frame 1 for connecting to the towing vehicle. The RV can be fixedly mounted on the tow frame 1.

[0032] Fixing frame 3 is fixed inside the traction frame 1;

[0033] The support mechanism is fixed on the fixed frame 3. The support mechanism includes a fixed cylinder 5, a sliding rod 6 is slidably installed inside the fixed cylinder 5, the bottom of the sliding rod 6 extends out of the bottom end of the fixed cylinder 5, and a connecting seat is connected to the bottom of the extended end. A first moving wheel 8 is rotatably installed inside the connecting seat, and the top of the sliding rod 6 extends out of the top end of the fixed cylinder 5, and a rotating handle 7 is connected to the extended end.

[0034] In actual operation of this utility model, the sliding rod 6 can be slid down as needed, so that the bottom end of the sliding rod 6 extends out of the fixed cylinder 5. At this time, the first moving wheel 8 can contact the ground. The longer the bottom of the sliding rod 6 extends out of the fixed cylinder 5, the higher the end of the traction frame 1 is raised, thereby realizing the adjustment of the traction height. By rotating the handle 7, the direction of the first moving wheel 8 can be adjusted. At the same time, the first moving wheel 8 can also assist the movement of the entire traction frame 1, making it easier for the traction vehicle to traction.

[0035] A second screw is provided on the outside of the fixed cylinder 5. The second screw is pressed against the outside of the sliding rod 6. A fixed rod 9 is fixedly connected to one side of the connecting seat. One end of the fixed rod 9 is provided with an extension rod that extends and retracts. One end of the extension rod is connected to a second connecting seat. A second moving wheel 11 is provided on the second connecting seat.

[0036] A first screw 10 is provided on the outside of the fixing rod 9, and the first screw 10 is pressed against the outside of the extension rod. The first screw 10 is used to fix the position of the extension rod.

[0037] By adding a second moving wheel 11, the contact area with the ground can be increased, thereby improving the support strength of the support mechanism. At the same time, the angles of the first moving wheel 8 and the second moving wheel 11 can be adjusted simultaneously.

[0038] A lubrication mechanism is fixed at the top of the fixed cylinder 5.

[0039] The lubrication mechanism includes a fixed box 12, which is ring-shaped, and an inlet 13 is provided at the top of the fixed box 12 to facilitate the injection of lubricating oil.

[0040] A sponge 14 is fixed to the inner ring of the fixing box 12. The inner ring of the sponge 14 and the outer side of the sliding rod 6 are in close contact with each other. A drainage hole is opened at the bottom end of the fixing box 12 near the sponge 14. The sponge 14 is made of high-density sponge material, which has good oil absorption and wear resistance. The inner ring of the sponge 14 is in close contact with the outer side of the sliding rod 6, which can evenly apply lubricating oil to the surface of the sliding rod 6, thus achieving a good lubrication effect.

[0041] It should be noted that a sealing cover can be installed on the input port 13.

[0042] The bottom end of the fixed cylinder 5 is provided with a tapered opening 15. The inside of the tapered opening 15 fits against the outside of the sliding rod 6, which can effectively prevent impurities from entering the inside of the fixed cylinder 5. At the same time, it can also play a certain sealing role, improve the reliability and service life of the support mechanism, and prevent lubricating oil from being discharged from the bottom end of the fixed cylinder 5, so that more of it remains inside the fixed cylinder 5.

Claims

1. A motorhome seat with adjustable towing height, characterized in that: include: Traction frame (1); The fixing frame (3) is fixed inside the traction frame (1); A support mechanism, which is fixed to a fixed frame (3); The support mechanism includes a fixed cylinder (5), a sliding rod (6) is slidably installed inside the fixed cylinder (5), the bottom of the sliding rod (6) extends out of the bottom end of the fixed cylinder (5), and a connecting seat is connected to the bottom of the extended end. A first moving wheel (8) is rotatably installed inside the connecting seat. The top of the sliding rod (6) extends out of the top of the fixed cylinder (5), and the extended end is connected to a rotating handle (7). The top of the fixed cylinder (5) is fixed with a lubrication mechanism.

2. The adjustable traction height RV seat according to claim 1, characterized in that: The lubrication mechanism includes a fixed box (12), which is ring-shaped and has an inlet (13) at the top. The inner ring of the fixing box (12) is fixed with a sponge wiper (14). The inner ring of the sponge wiper (14) and the outer side of the sliding rod (6) are in contact with each other. The bottom end of the fixing box (12) near the sponge wiper (14) has a hole.

3. The adjustable traction height RV seat according to claim 1, characterized in that: The bottom end of the fixed cylinder (5) is provided with a conical opening (15), and the inside of the conical opening (15) is in contact with the outside of the sliding rod (6).

4. The adjustable traction height RV seat according to claim 1, characterized in that: A second screw is provided on the outside of the fixed cylinder (5), and the second screw is pressed against the outside of the sliding rod (6).

5. The adjustable traction height RV seat according to claim 1, characterized in that: A fixed rod (9) is fixedly connected to one side of the connecting seat. A telescopic extension rod is provided at one end of the fixed rod (9). A second connecting seat is connected to one end of the extension rod. A second movable wheel (11) is provided on the second connecting seat. A first screw (10) is provided on the outside of the fixing rod (9), and the first screw (10) is pressed against the outside of the extension rod.

6. The adjustable traction height RV seat according to claim 1, characterized in that: The traction frame (1) is equipped with wheels (2) on both sides, and a traction head (4) is provided at one end of the traction frame (1).