CN219544651U

CN219544651U - Interface upset locking structure

Info

Publication number: CN219544651U
Application number: CN202320320521.XU
Authority: CN
Inventors: 王玉丰; 刘宁
Original assignee: Ningbo Deep Metal Products Co ltd
Current assignee: Ningbo Deep Metal Products Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-08-18
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses an interface overturning locking structure which comprises a main frame and an interface piece arranged on the main frame, wherein a locking joint is arranged between the interface piece and the main frame, and the interface piece can realize overturning positioning relative to the main frame through the locking joint. The utility model realizes the switching and locking of the main frame and the interface piece in the unfolding state and the folding state.

Description

Interface upset locking structure

Technical Field

The utility model relates to the technical field of automobile supplies, in particular to an interface overturning locking structure.

Background

With the continuous development of social economy, the living standard of people is increasingly improved, the popularity of various household commercial cars is greatly increased, the cars are used for carrying people at ordinary times, when traveling or outdoor body building is carried out, bicycles or a large number of articles are needed to be carried, in the case of three-compartment cars, the trunk cover is generally opened to place the tail part of the bicycle in the trunk, and the front wheels are arranged outside, so that the vehicles can be scratched in the process of vehicle running and jolting, certain potential safety hazards exist, like SUVs, off-road cars and the like, a rack is arranged at the roof of the car, and the bicycles, luggage and the like can be carried, but the three-compartment car is not only unsightly, but also has certain wind resistance, and is quite inconvenient to take things. Therefore, in order to solve the above-mentioned deficiency, a hanging rack capable of being hung at the tail of different types of automobiles appears on the market at present, and the hanging rack can be flexibly and conveniently installed at the tail of a common three-compartment automobile, an SUV and an off-road automobile, is safe and convenient to carry a bicycle, but has a problem that the hanging rack is difficult to store after being detached, namely the interface of the hanging rack cannot be folded, even if a small number of the hanging racks can be folded on the market, the hanging rack has the problems of too complex mechanism, easy damage, inconvenient operation and poor reliability.

Disclosure of Invention

The utility model aims to solve the defects of the technology and designs an interface overturning locking structure.

The utility model designs an interface overturning locking structure, which comprises a main frame and an interface piece arranged on the main frame, wherein a locking joint is arranged between the interface piece and the main frame, the interface piece realizes overturning positioning relative to the main frame through the locking joint, and the locking joint comprises:

the fixing seat is fixed on the main frame.

The rotating seat is rotationally connected with the fixed seat, and the interface piece is connected with the fixed seat and rotates along with the fixed seat;

the locking part is connected with the rotating seat and rotates along with the rotating seat;

a notch which is opened at the periphery of the locking part; and

the locking pin is rotationally connected to the fixed seat, the rotation axis of the locking pin is parallel to the rotation axis of the rotation seat, and the shaft body of the locking pin is provided with an avoidance groove for avoiding the periphery of the locking part.

When the locking pin rotates to form fit with the notch, the locking pin limits the rotation of the locking part, so that the interface piece is kept motionless relative to the main frame; the locking pin rotates to the position that the avoidance groove is aligned with the periphery of the locking part, and the locking pin releases the limit on the locking part to promote the interface piece to turn over relative to the main frame.

The utility model has the technical effects that the main frame is arranged on a parking space through the connecting piece, when the locking pin rotates to be buckled in the notch, namely, the locking part is limited to rotate, and as the bulge of the locking part is positioned and supported at the bottom of the locking part, the locking part is not downwards rotated by the downward pressure, at the moment, the interface piece is in an open state relative to the main frame, and the main frame and the interface piece are fixed and are in a normal use state; when the locking pin rotates to align the avoidance groove with the notch, the locking pin and the notch are separated to release the locking, the avoidance groove does not interfere with the periphery of the locking part when the locking part rotates, the locking part is turned upwards to be above the main frame, and finally, the main frame and the interface piece are switched and locked in the unfolding state and the folding state.

Further optimizing, two fixing bases are relatively arranged on the main frame, and the rotating base is hinged between the two fixing bases, so that connection between the fixing bases and the rotating base is more stable, and the rotating base is more stable when rotating.

Preferably, the fixing seat is integrated with the main frame, so that the connection between the fixing seat and the main frame is enhanced, and the fixing seat is prevented from being bent and deformed to the greatest extent due to the influence of the load on the interface piece.

Further optimizing, two locking parts are relatively arranged on two sides of the rotating seat, so that the matching points between the locking parts and the locking pins can be uniformly distributed on two sides of the rotating seat, and the overturning and positioning are more rapid and stable.

Preferably, the locking part is in a circular plate structure, and smooth curved surface transition is formed between the periphery of the locking part and the notch, so that the periphery with edges and corners is prevented from being mistakenly touched to avoid the groove when the locking part rotates, and the use is influenced.

Preferably, the notch is semicircular, so that the locking pin and the notch can be mutually matched when being matched, and the matching stability is improved.

Further optimizing, be equipped with the position protruding that ends that prevents excessive upset of interface piece on the body frame, prevent that the interface piece from bumping the body frame after excessive upset, can realize the different flip angles of interface piece through ending the position protruding simultaneously.

Preferably, the interface member is fixed to the rotating base by a connecting arm which abuts against the stop projection with the interface member.

Preferably, the main frame, the interface piece and the connecting arm all adopt square tube structures, and the bending strength of the square tube is greater than that of the round tube.

Further preferably, the locking pin is provided with a handle for rotation, so that the locking pin can be manually rotated.

Drawings

FIG. 1 is a diagram of the interface element of the present utility model in its expanded state;

FIG. 2 is an exploded view of the interface of the present utility model in an expanded state;

FIG. 3 is a diagram of the interface member in a folded configuration of the present utility model;

fig. 4 is an exploded view of the interface member of the present utility model in a folded state.

In the figure: 1. a main frame; 2. an interface member; 3. a fixing seat; 4. a rotating seat; 5. a locking part; 6. a protrusion; 7. a notch; 8. a locking pin; 9. an avoidance groove; 10. a stop protrusion; 11. a connecting arm; 12. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

In this embodiment, as shown in fig. 1 and 3, the device comprises a main frame 1 and an interface member 2 mounted on the main frame 1, wherein the main frame 1 is usually connected to the tail of a bicycle through a connecting member and a fastening member, a locking joint is arranged between the interface member 2 and the main frame 1, the interface member 2 is positioned in a turnover manner relative to the main frame 1 through the locking joint, namely, one end of the interface member 2 is rotatably connected to the main frame 1 through the locking joint, and the other end of the interface member 2 is connected with a hanger for mounting a bicycle.

The locking joint includes fixing base 3, rotates seat 4, locking part 5 and locking pin 8, and body frame 1 one end is connected in body frame 1, and fixing base 3 and with fixing base 3 integration are connected to the other end, and in this embodiment, fixing base 3 quantity is two to bending plate type relatively sets up in body frame 1 intermediate position, and through welding technique and fixing base 3 integration, from structure and connection angle, the intensity and the stability of fixing base 3 are guaranteed to the maximum degree.

The rotating seat 4 is fixedly provided with the interface piece 2, the rotating seat 4 is connected with the fixed seat 3 in a hinged mode, the interface piece 2 is driven to turn through the rotation of the rotating seat 4, in the embodiment, two fixed seats 3 are provided with symmetrical through holes, the rotating seat 4 is hinged in the through holes through a rotating shaft, and meanwhile, the rotating seat 4 is hidden between the two fixed seats 3, so that the rotating seat 4 is prevented from being clamped by hands or being interfered by foreign objects.

The locking parts 5 are located at two ends of the rotating seat 4 near the fixing seat 3 and rotate along with the rotating seat 4, in this embodiment, the locking parts 5 are fixed on the rotating seat 4, the locking parts 5 are in a circular plate structure, gaps 7 are formed on the peripheral surface of each locking part 5 symmetrically fixed on two sides of the rotating seat, smooth curved surface transition is formed between the gaps 7 and the peripheral edge, locking pins 8 are embedded into the gaps 7, and limit is formed on the locking parts 5, so that the locking parts 5 are kept motionless relative to the fixing seat 3.

As shown in fig. 2 and 4, the two fixing bases 3 are further provided with symmetrical through holes, the locking pins 8 are rotatably connected in the through holes, the rotation axes of the locking pins 8 are identical to the rotation axes of the rotating bases 4, so that the rotation directions of the locking pins 8 and the rotating bases 4 are identical, the shaft bodies of the locking pins are provided with avoiding grooves 9 for avoiding the peripheries of the locking portions 5, in this embodiment, the avoiding grooves 9 are in one-to-one correspondence with the locking portions 5, when the avoiding grooves 9 of the locking pins 8 are aligned with the locking portions 5, the peripheries of the locking portions 5 are just located in the avoiding grooves 9 and allowed to pass through the avoiding grooves 9, at this time, the locking pins 8 release the limit of the locking portions 5, and the locking portions 5 rotate around the rotating shafts.

In another embodiment, the notch 7 is semicircular, so that the shaft body of the locking pin 8 and the notch 7 are convenient to mutually fit, the stability of fit is ensured, and meanwhile, the locking pin 8 is convenient to rotate.

In another embodiment, the main frame 1 is provided with the stop protrusion 10, and the stop protrusion 10 extends from the main frame 1 to be integrated with the main frame 1 or is welded or riveted, so that when the interface 2 is turned over along with the rotating seat 4, the interface 2 directly abuts against the stop protrusion 10, and the interface 2 can be prevented from being overturned excessively and then colliding with the main frame 1.

In another embodiment, the interface 2 is fixed on the rotating seat 4 through a connecting arm 11, that is, one end of the connecting arm 11 is connected with the interface 2, the other end is connected with the rotating seat 4, the connecting arm 11 and the interface 2 are overturned along with the rotating seat 4, in this embodiment, the connecting arm 11 is connected and adjusts the position of the interface 2, so that the interface 2 can be horizontally placed or parallel to the main frame 1 after being overturned, that is, the position setting of the interface 2 before and after being overturned is realized through the connecting arm 11 with different angles, lengths and shapes, correspondingly, the stop protrusion 10 is positioned between the two fixing seats 3 and near the rotating seat 4, and the connecting arm 11 abuts against the stop protrusion 10 after being overturned along with the interface 2, that is, the connecting arm 11 abuts against the stop protrusion 10 directly, so that collision between the interface 2 and the stop protrusion 10 is avoided.

In another embodiment, the end of the locking pin 8 is provided with a radial mounting hole, and a handle 12 is inserted into the mounting hole, so that the locking pin 8 can be manually rotated to different positions, and locking of the locking pin 8 can be manually realized.

In another embodiment, the main frame 1 is formed by splicing a plurality of square tubes through welding or riveting, the interface piece 2 and the connecting arm 11 are all square tubes, and the two square tubes are fixedly connected through end face welding or riveting.

The working principle of the device is that, as shown in fig. 1, when the locking pin 8 is rotated to form a fit with the notch 7, i.e. the shaft body of the locking pin 8 is embedded into the notch 7, the rotation of the locking part 5 is limited, so that the locking part 5 cannot rotate, i.e. the locking part 5 cannot rotate due to the limitation of the notch 7, so that the interface piece 2 is kept motionless relative to the main frame 1, and at the moment, the interface piece 2 is in an unfolding state relative to the main frame 1; as shown in fig. 3, when the locking pin 8 is rotated until the avoiding groove 9 is aligned with the periphery of the locking portion 5, so that the periphery can move along the avoiding groove 9, at this time, the locking pin 8 releases the restriction on the locking portion 5, so that the locking portion 5 can rotate, and the interface 2 can be turned over relative to the main frame 1, thereby achieving the folding purpose. Of course, the interface 2 may be flipped up or down with respect to the main frame 1.

In another embodiment, a protrusion 6 extends from the periphery of each locking portion 5 at one side of the notch, a smooth curved transition is formed between the protrusion 6, the notch 7 and the periphery, when the locking portion 5 is matched with the locking pin 8, the protrusion 6 just abuts against the bottom of the locking pin 8, so that the locking portion 5 cannot rotate downwards, therefore, the locking portion 5 can only rotate towards the opposite direction of the protrusion 6, that is, rotate upwards, so that the interface 2 is turned over to the top of the main frame 1 to form a folded shape with the main frame 1, if the interface 2 is turned over to the bottom of the main frame 1 and the main frame 1 to form a folded shape, the interface 2 needs to be fixed with the main frame 1 through another limiting piece or fixing piece, so that the interface 2 is prevented from sagging due to gravity of the interface 2, and in addition, when the interface 2 is unfolded relative to the main frame 1, the limiting piece or the fastening piece is required to shape the interface 2, so that the interface 2 cannot support the downward pressing of the hanger load, so that the interface 2 fails, and the problem is not existed when the interface 2 is turned over to the top of the main frame 1.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.

Claims

1. The utility model provides an interface upset locking structure, it includes body frame (1) and installs interface piece (2) on body frame (1), be equipped with the locking joint between interface piece (2) and body frame (1), interface piece (2) realize overturning the location for body frame (1) through the locking joint, its characterized in that, the locking joint includes:

the fixed seat (3) is fixed on the main frame (1);

the rotating seat (4) is rotationally connected to the fixed seat (3), and the interface piece (2) is connected to the fixed seat (3) and rotates along with the fixed seat (3);

a locking part (5) connected to the rotating seat (4) and rotating along with the rotating seat (4);

a notch (7) which is opened at the periphery of the locking part (5); and

the locking pin (8) is rotationally connected to the fixed seat (3), the rotation axis of the locking pin is parallel to the rotation axis of the rotation seat (4), and the shaft body of the locking pin is provided with an avoidance groove (9) for avoiding the periphery of the locking part (5);

when the locking pin (8) rotates to form fit with the notch (7), the locking pin (8) limits the rotation of the locking part (5) to enable the interface piece (2) to be kept motionless relative to the main frame (1); the locking pin (8) rotates until the avoiding groove (9) is aligned with the periphery of the locking part (5), and the locking pin releases the limit on the locking part (5) to promote the interface piece (2) to turn over relative to the main frame (1).

2. The interface overturning locking structure according to claim 1, wherein the two fixed seats (3) are oppositely arranged on the main frame (1), and the rotating seat (4) is hinged between the two fixed seats (3).

3. Interface flip locking structure according to claim 2, characterized in that the fixing base (3) is integrated with the main frame (1).

4. The interface overturning locking structure according to claim 1, wherein the two locking portions (5) are oppositely arranged at two sides of the rotating seat (4).

5. The interface overturning locking structure according to claim 4, wherein the locking portion (5) is of a circular plate-shaped structure, and a smooth curved transition is formed between the periphery of the locking portion and the notch (7).

6. The interface overturning locking structure according to claim 5, characterized in that said notch (7) is semicircular.

7. The interface overturning locking structure according to claim 1, wherein the main frame (1) is provided with a stop protrusion (10) for preventing the interface piece (2) from being overturned excessively.

8. Interface overturning locking structure according to claim 7, characterized in that said interface element (2) is fixed to the rotating seat (4) by means of a connecting arm (11), said connecting arm (11) being in abutment against the stop projection (10) following the overturning of the interface element (2).

9. The interface overturning locking structure according to claim 7 or 8, wherein the main frame (1), the interface piece (2) and the connecting arm (11) all adopt square tube structures.

10. Interface flip locking structure according to claim 1, characterized in that the locking pin (8) is provided with a handle (12) for rotation.