Supporting and connecting device facilitating moving of caravan

Abstract

The utility model provides a supporting and connecting device convenient for moving a vehicle room, which comprises a vehicle room and a cart, rotating supporting structures are arranged at four corners of the vehicle room, locking devices are arranged on the supporting structures, the supporting structures comprise electric push rods, the locking devices are used for holding the electric push rods, and a holding mechanism is arranged on the cart. And the rotating mechanism is driven to enable the multiple supporting structures to be opened, the electric push rod is driven to enable the garage to be lifted, and the locking device is driven to enable the locking device to clamp an extension rod of the electric push rod to enable the supporting structures to be stable. And the trolley moves to the bottom of the car room, the holding mechanism is loosened, so that the car room is separated from the trolley, the trolley is moved out, the supporting structure and the locking device are driven again, so that the side supporting plate of the car room abuts against the ground, and a rotating motor of the rotating mechanism is driven, so that the supporting structure rotationally abuts against the concave groove. When the bottom of the vehicle room is directly placed on the ground, a person moves in the vehicle room, the bottom of the vehicle room does not shake due to tires, and discomfort brought to the person is avoided.

Description

Technical Field

[0001] The utility model relates to the field of caravans, in particular to a support connection device facilitating the movement of caravans. Background Art

[0002] A caravan is a special vehicle integrating living functions and mobility, providing great convenience and comfort for outdoor travel and camping. Tourist attractions have low requirements for the frequency of caravan movement and not much need for movement. They are often placed at a fixed scenic spot for tourists to play or stay. Only need to change positions at different scenic spots or viewpoints. Equipping each caravan with a chassis with mobile function will cause huge waste, the production cost of enterprises is too high, and at the same time, the purchase cost for the buyer will also increase. When a caravan with mobile function is placed on the ground, when people move inside the caravan, there are tires at the bottom of the caravan, and the caravan will shake, bringing discomfort to people. At the same time, the existing support structures of caravans mostly adopt hydraulic methods, with slow support speed, complex servo systems, and long pipelines. Summary of the Utility Model

[0003] The utility model provides a support connection device facilitating the movement of caravans, solving the problems that equipping each caravan with a chassis with mobile function will cause huge waste, the production cost of enterprises is too high, and at the same time, the purchase cost for the buyer will also increase; when people move inside the caravan, the caravan will shake, bringing discomfort to people, and the existing support structures of caravans mostly adopt hydraulic methods with slow support speed.

[0004] To solve the above technical problems, the technical solution adopted by the utility model is: a support connection device facilitating the movement of caravans, including a caravan and a trolley. Rotating support structures are provided at the four corners of the caravan, and locking devices are provided on the support structures. The support structure includes an electric push rod, and the locking device is used to hold the electric push rod tightly. A clamping mechanism is provided on the trolley.

[0005] In a preferred solution, a plurality of bottom columns are provided at the bottom of the caravan, side support plates are provided on both sides of the bottom of the caravan, concave grooves are provided at the four corners of the caravan, pull rods are provided on both sides of the bottom columns, a plurality of grooves are provided on the top of the trolley, and the clamping mechanism is installed on the grooves of the trolley.

[0006] In a preferred solution, the support structure includes a hollow support outer sleeve, a through hole is provided at the bottom of the support outer sleeve, an electric push rod is provided on the support outer sleeve, one end of the electric push rod abuts against the through hole, a rotating mechanism is provided at one end of the support structure, and the support outer sleeve abuts against the concave groove.

[0007] In a preferred solution, the rotating mechanism includes a rotating shaft and a rotating motor. One end of the support outer sleeve is provided with a rotating shaft, the rotating shaft is rotatably connected to the caravan, a driven gear is provided on the rotating shaft, a main gear is provided on the rotating motor, the main gear meshes with the driven gear, and the rotating motor is installed on the caravan.

[0008] In a preferred embodiment, the clamping mechanism includes a locking sleeve and a hollow sleeve. Rotating columns are provided on both sides of the sleeve, and a rotating seat is provided at the bottom of the sleeve. The bottom column abuts against the inside of the sleeve.

[0009] In a preferred embodiment, the locking sleeve includes a U-shaped plate. Bushings are provided at both ends of the U-shaped plate. The rotating columns abut against the bushings. Arc-shaped grooves are provided on both sides of the locking sleeve. The pull rod abuts against the arc-shaped grooves. A cylinder is provided between the U-shaped plate and the sleeve.

[0010] In a preferred embodiment, the locking device includes side clamping pieces and arc-shaped pieces. Screws are provided at both ends of the side clamping pieces. Second threaded seats are provided on the screws. Rotating toothed rings are provided on the second threaded seats. An intermediate gear that meshes is provided between the two toothed rings. A second motor is provided at one end of the intermediate gear. The second motor, the arc-shaped piece, and the second threaded seat are installed on the support outer sleeve.

[0011] The beneficial effects of the present utility model are as follows: Drive the rotating motor of the rotating mechanism to open multiple support structures. Drive the electric push rod to lift the car shed. Drive the locking device on the support structure to clamp the extending rod of the electric push rod, so as to stabilize the support structure.

[0012] Move the cart to the bottom of the car shed, drive the clamping mechanism to release the clamping mechanism, so that the car shed is separated from the cart. Remove the cart. Drive the support structure and the locking device again, so that the side support plate of the car shed abuts against the ground. Drive the rotating motor of the rotating mechanism so that the support structure rotates and abuts against the concave groove. When the bottom of the car shed is directly placed on the ground, people can move inside the car shed, and the bottom of the car shed will not shake because of the tires, avoiding discomfort to people.

[0013] Trailer holes and trailer bars are provided on the cart, which is convenient for the car shed to be towed by a trailer. After the car shed is transported in place, the cart is recycled. When moving the car shed, only one cart is needed to move multiple car sheds. The cart can be separated from the car shed. The car shed has a lifting function, which can realize the movement of multiple car sheds, avoiding the need to set a chassis with a moving function at the bottom of each car shed, greatly reducing the production cost and purchase cost of the enterprise. The support structure is lifted by an electric push rod, with a fast support speed, a simple servo system, and a short pipeline.

[0014] After the electric push rod stops moving, drive the locking device to rotate the two toothed rings, so that the two screws extend and retract simultaneously, so that the side clamping pieces clamp the electric push rod, avoiding accidental injuries that may be caused by the failure of the electric push rod, and the operation is safer, with great promotion value. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following further describes the present utility model in conjunction with the drawings and embodiments;

[0016] Figure 1 is the front view of the overall structure of the present utility model;

[0017] Figure 2 is the axonometric view of the clamping mechanism of the present utility model;

[0018] Figure 3 is the exploded view of the clamping mechanism of the present utility model;

[0019] Figure 4 is the front view of the partial structure of the present utility model;

[0020] Figure 5 is the axonometric view of the support structure of the present utility model;

[0021] Figure 6 is the axonometric view of the locking device of the present utility model;

[0022] Figure 7 is the top view of the locking device of the present utility model;

[0023] In the figure: car shed 1; bottom column 101; concave groove 102; side support plate 103; pull rod 104; trolley 2; support structure 3; support outer sleeve 301; electric push rod 302; through hole 303; clamping mechanism 4; sleeve 401; rotating column 4011; rotating seat 4012; lock sleeve 402; arc groove 4021; shaft sleeve 4022; U-shaped plate 4023; cylinder 403; rotating mechanism 5; rotating shaft 501; driven gear 502; main gear 503; rotating motor 504; locking device 6; arc piece 601; side clamping piece 602; threaded seat 603; tooth ring 604; intermediate gear 605; second motor 606; screw rod 607. Detailed implementation mode

[0024] Embodiment 1:

[0025] As Figure 1-7 shown, a support connection device for facilitating the movement of the car shed includes a car shed 1 and a trolley 2. Rotating support structures 3 are provided at the four corners of the car shed 1, a locking device 6 is provided on the support structure 3, the support structure 3 includes an electric push rod 302, the locking device 6 is used to clamp the electric push rod 302, and a clamping mechanism 4 is provided on the trolley 2. With this structure, drive the rotating motor 504 of the rotating mechanism 5 to open multiple support structures 3, drive the electric push rod 302 to lift the car shed 1, drive the locking device 6 on the support structure 3 to clamp the extension rod of the electric push rod 302, so as to stabilize the support structure 3.

[0026] The trolley 2 moves to the bottom of the carport 1. The clamping mechanism 4 is driven to release the clamping mechanism 4 so that the carport 1 is separated from the trolley 2. The trolley 2 is removed. The support structure 3 and the locking device 6 are driven again so that the side support plate 103 of the carport 1 abuts against the ground. The rotation motor 504 of the rotation mechanism 5 is driven so that the support structure 3 rotates and abuts against the concave groove 102. When the bottom of the carport 1 is directly placed on the ground, people can move inside the carport 1, and the bottom of the carport will not shake because of the tires, avoiding discomfort to people.

[0027] The trolley 2 is provided with a towing hole and a towing bar, which is convenient for the carport 1 to be towed by a trailer. After the carport 1 is transported in place, the trolley 2 is recycled. When the carport 1 needs to be moved, only one trolley 2 can move multiple carports 1. The trolley 2 can be separated from the carport 1, and the carport 1 has a lifting function, which can realize the movement of multiple carports 1, avoiding the need to set a chassis with a moving function at the bottom of each carport 1, greatly reducing the production cost and the cost for purchase of the enterprise. The support structure 3 is lifted by the electric push rod 302, with fast support speed, simple servo system and short pipeline.

[0028] After the electric push rod 302 stops moving, the locking device 6 is driven so that the two toothed rings 604 rotate, so that the two screw rods 607 expand and contract simultaneously, so that the side clamping pieces 602 clamp the electric push rod 302, avoiding accidental injuries that may be caused by the failure of the electric push rod 302 and making the operation safer.

[0029] In a preferred solution, a plurality of bottom columns 101 are provided at the bottom of the carport 1, side support plates 103 are provided on both sides of the bottom of the carport 1, concave grooves 102 are provided at the four corners of the carport 1, pull rods 104 are provided on both sides of the bottom columns 101, and a plurality of grooves are provided on the top of the trolley 2. The clamping mechanism 4 is installed on the grooves of the trolley 2. With this structure,

[0030] In a preferred solution, the support structure 3 includes a hollow support outer sleeve 301. A through hole 303 is provided at the bottom of the support outer sleeve 301. An electric push rod 302 is provided on the support outer sleeve 301. One end of the electric push rod 302 abuts against the through hole 303. A rotation mechanism 5 is provided at one end of the support structure 3. The support outer sleeve 301 abuts against the concave groove 102. With this structure, the trolley 2 can be separated from the carport 1, and the carport 1 has a lifting function, which can realize the movement of multiple carports 1, avoiding the need to set a chassis with a moving function at the bottom of each carport 1, greatly reducing the production cost and the cost for purchase of the enterprise. The support structure 3 is lifted by the electric push rod 302, with fast support speed, simple servo system and short pipeline.

[0031] In a preferred embodiment, the rotating mechanism 5 includes a rotating shaft 501 and a rotating motor 504. One end of the support outer sleeve 301 is provided with the rotating shaft 501, and the rotating shaft 501 is rotatably connected to the vehicle room 1. A driven gear 502 is provided on the rotating shaft 501, a main gear 503 is provided on the rotating motor 504, and the main gear 503 meshes with the driven gear 502. The rotating motor 504 is installed on the vehicle room 1. With this structure, the rotating motor 504 that drives the rotating mechanism 5 is used to open the plurality of support structures 3, the electric push rod 302 is driven to lift the vehicle room 1, and the locking device 6 on the support structure 3 is driven to clamp the extending rod of the electric push rod 302 to stabilize the support structure 3.

[0032] In a preferred embodiment, the clamping mechanism 4 includes a lock sleeve 402 and a hollow sleeve 401. Rotating columns 4011 are provided on both sides of the sleeve 401, and a rotating seat 4012 is provided at the bottom of the sleeve 401. The bottom column 101 abuts in the sleeve 401. With this structure, the trolley 2 moves to the bottom of the vehicle room 1, the clamping mechanism 4 is driven, and the clamping mechanism 4 is loosened to separate the vehicle room 1 from the trolley 2. The trolley 2 is removed, and the support structure 3 and the locking device 6 are driven again to make the side support plate 103 of the vehicle room 1 abut against the ground. The rotating motor 504 of the rotating mechanism 5 is driven to make the support structure 3 rotate and abut against the concave groove 102. When the bottom of the vehicle room 1 is directly placed on the ground, people can move inside the vehicle room 1, and the bottom of the vehicle room will not shake because of the tires, avoiding discomfort to people.

[0033] In a preferred embodiment, the lock sleeve 402 includes a U-shaped plate 4023. Bushings 4022 are provided at both ends of the U-shaped plate 4023, and the rotating columns 4011 abut against the bushings 4022. Arc-shaped grooves 4021 are provided on both sides of the lock sleeve 402, and the pull rod 104 abuts against the arc-shaped grooves 4021. A cylinder 403 is provided between the U-shaped plate 4023 and the sleeve 401. With this structure, when the vehicle room 1 abuts against the trolley 2, the cylinder 403 is driven to make the lock sleeve 402 rotate, so that the pull rod 104 slides in the arc-shaped groove 4021 to connect the clamping mechanism 4 with the vehicle room 1.

[0034] In a preferred solution, the locking device 6 includes side clamping pieces 602 and arc-shaped pieces 601. Screws 607 are provided at both ends of the side clamping pieces 602. Second threaded seats 603 are provided on the screws 607. Rotating toothed rings 604 are provided on the second threaded seats 603. An engaged intermediate gear 605 is provided between the two toothed rings 604. A second motor 906 is provided at one end of the intermediate gear 605. The second motor 906, the arc-shaped piece 601 and the second threaded seat 603 are installed on the support outer sleeve 301. With this structure, the internal threads of the two threaded seats 603 of the locking device 6 are reverse. After the electric push rod 302 stops moving, the locking device 6 is driven to rotate the two toothed rings 604, so that the two screws 607 extend and retract simultaneously, so that the side clamping pieces 602 clamp the electric push rod 302, avoiding accidental injuries that may be caused by the failure of the electric push rod 302, and the operation is safer.

[0035] The above embodiments are only the preferred technical solutions of the present invention and should not be regarded as limitations on the present invention. The protection scope of the present invention should be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A support connection device for facilitating the movement of a vehicle storage room, characterized in that: It includes a shed (1) and a trolley (2). Rotating support structures (3) are provided at the four corners of the shed (1). A locking device (6) is provided on the support structure (3). The support structure (3) includes an electric push rod (302). The locking device (6) is used to hold the electric push rod (302) tightly. A clamping mechanism (4) is provided on the trolley (2).

2. The support connection device facilitating movement in a garage according to claim 1, characterized in that: A plurality of bottom columns (101) are provided at the bottom of the shed (1). Side support plates (103) are provided on both sides of the bottom of the shed (1). Concave grooves (102) are provided at the four corners of the shed (1). Pull rods (104) are provided on both sides of the bottom column (101). A plurality of grooves are provided at the top of the trolley (2). The clamping mechanism (4) is installed on the grooves of the trolley (2).

3. The support connection device facilitating movement in a garage according to claim 1, wherein: The support structure (3) includes a hollow support outer sleeve (301). A through hole (303) is provided at the bottom of the support outer sleeve (301). An electric push rod (302) is provided on the support outer sleeve (301). One end of the electric push rod (302) abuts against the through hole (303). A rotating mechanism (5) is provided at one end of the support structure (3). The support outer sleeve (301) abuts against the concave groove (102).

4. The support connection device facilitating movement in a garage according to claim 3, characterized in that: The rotating mechanism (5) includes a rotating shaft (501) and a rotating motor (504). A rotating shaft (501) is provided at one end of the support outer sleeve (301). The rotating shaft (501) is rotatably connected to the shed (1). A driven gear (502) is provided on the rotating shaft (501). A main gear (503) is provided on the rotating motor (504). The main gear (503) meshes with the driven gear (502). The rotating motor (504) is installed on the shed (1).

5. The support connection device facilitating movement in a garage according to claim 1, wherein: The clamping mechanism (4) includes a lock sleeve (402) and a hollow sleeve (401). Rotating columns (4011) are provided on both sides of the sleeve (401). A rotating seat (4012) is provided at the bottom of the sleeve (401). The bottom column (101) abuts against the inside of the sleeve (401).

6. The support connection device facilitating movement in a garage according to claim 5, characterized in that: The lock sleeve (402) includes a U-shaped plate (4023). Bushings (4022) are provided at both ends of the U-shaped plate (4023). The rotating column (4011) abuts against the bushing (4022). Arc-shaped grooves (4021) are provided on both sides of the lock sleeve (402). The pull rod (104) abuts against the arc-shaped groove (4021). A cylinder (403) is provided between the U-shaped plate (4023) and the sleeve (401).

7. The support connection device facilitating movement in a garage according to claim 1, characterized in that: The locking device (6) includes side clamping pieces (602) and arc-shaped pieces (601). Screws (607) are provided at both ends of the side clamping pieces (602). Second threaded seats (603) are provided on the screws (607). Rotating toothed rings (604) are provided on the second threaded seats (603). An intermediate gear (605) that meshes is provided between the two toothed rings (604). A second motor (906) is provided at one end of the intermediate gear (605). The second motor (906), the arc-shaped piece (601) and the second threaded seat (603) are installed on the support outer sleeve (301).

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