CN216140130U

CN216140130U - Bicycle folder with secondary locking structure

Info

Publication number: CN216140130U
Application number: CN202120279382.1U
Authority: CN
Inventors: 冷冬益
Original assignee: Huizhou Shunmeng Technology Co ltd
Current assignee: Huizhou Shunmeng Technology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2022-03-29
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a bicycle folder with a secondary locking structure, which comprises a middle pipe and a handle, wherein an upper rod folding box assembly is fixedly arranged on the outer surface of the lower end of the middle pipe, a folding box lower cover is fixedly arranged on the outer surface of the upper end of the middle pipe, a folding box upper cover is arranged on the outer surface of the upper end of the folding box lower cover, a rotating shaft and a locking mechanism are arranged between the folding box lower cover and the folding box upper cover, the outer surface of one end of the folding box lower cover is rotatably connected with the outer surface of one end of the folding box upper cover through the rotating shaft, the outer surface of the other end of the folding box lower cover is detachably arranged with the folding box upper cover through the locking mechanism, and an anti-skidding mechanism is arranged on the outer wall of the lower part of the handle. The bicycle folder with the secondary locking structure has the advantages of secondary locking effect, safety coefficient increase, convenience in disassembly and skid resistance and the like, and brings better use prospect.

Description

Bicycle folder with secondary locking structure

Technical Field

The utility model relates to the technical field of bicycle folders, in particular to a bicycle folder with a secondary locking structure.

Background

With the development of society, bicycles can be folded to be more and more accepted by people, and a bicycle folder is an indispensable component of the bicycles.

When the existing bicycle folder locking structure is used, locking is not stable enough, certain danger is achieved, certain adverse effects are brought to the using process of people, and therefore the bicycle folder with the secondary locking structure is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a bicycle folder with a secondary locking structure, which has the advantages of secondary locking effect, increased safety factor, convenience in disassembly and skid resistance and the like, and can effectively solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a bicycle folder with secondary locking structure, includes well pipe and handle, the lower extreme fixed surface of well pipe installs the folding box subassembly of upper boom, the upper end fixed surface of well pipe installs the folding box lower cover, the upper end surface of folding box lower cover is provided with the folding box upper cover, be provided with axis of rotation, locking mechanism between folding box lower cover and the folding box upper cover, just the one end surface of folding box lower cover passes through the axis of rotation and is connected with the one end surface rotation of folding box upper cover, the other end surface of folding box lower cover passes through locking mechanism and folding box upper cover demountable installation, the outer wall of handle lower part is provided with anti-skidding mechanism, just anti-skidding mechanism includes second fixed block, activity ball, second activity groove, slider, guide arm, second compression spring.

Preferably, locking mechanism includes inserted bar, spill spacing groove, connecting rod, lock nut, first compression spring, first activity groove, concave groove, stopper, handle, mounting groove, first fixed block, jack, slope, buffer spring.

Preferably, the concave groove is arranged in the middle of the outer surface of the upper end of the lower cover of the folding box, the inner parts of the lower cover of the folding box and the upper cover of the folding box are both provided with jacks, the concave limiting groove is arranged on the outer surface of the upper end of the inserted bar, the connecting bar is positioned in the inserted bar, the locking nut is positioned on the outer surface of the upper end of the connecting rod, the buffer spring is positioned on the outer wall of the lower part of the connecting rod, the limiting block is fixedly arranged on the outer surface of the lower end of the connecting rod, the first fixing block is fixedly arranged on the outer surface of the lower end of the connecting rod, the handle is positioned on one side of the first fixing block, the mounting groove is arranged on the outer surface of the upper end of the handle, the first compression spring is fixedly arranged on the outer surface of one end of the inserting rod, the first movable groove is arranged in the upper cover of the folding box, and the first compression spring is positioned in the first movable groove, and the slope is opened at one side of the outer surface of the upper end of the lower cover of the folding box.

Preferably, the outer wall of inserted bar is the joint with the inner wall of jack, be threaded connection between lock nut and the connecting rod, the inserted bar is through first compression spring and first movable groove elastic connection, cup joint for the activity between buffer spring and the connecting rod, be provided with the pivot between first fixed block and the handle, first fixed block is connected through pivot and handle rotation, just the one end of inserted bar is semi-circular.

Preferably, the second movable groove is arranged in the second fixed block, the movable ball is located on the outer surface of the upper end of the second fixed block, a slide way for sliding the movable ball is arranged on the outer surface of the upper end of the second fixed block, the slide block is located on the lower portion of the outer surfaces of two sides of the movable ball, the guide rod is fixedly installed in the second movable groove, and the second compression spring is located on the outer surface of the lower end of the movable ball.

Preferably, the outer surface of the lower end of the movable ball is elastically connected with the inner wall of the second movable groove through a second compression spring, and the sliding block is in sliding connection with the guide rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a bicycle folder with a secondary locking structure, which has the following beneficial effects:

1. the bicycle folder with the secondary locking structure has the advantages that the locking is not stable enough and has certain danger when the existing bicycle folder locking structure is used, people hold the handle to push the connecting rod during installation, the connecting rod drives the inserting rod to extrude the first compression spring, then the upper cover of the folding box is clamped into the concave groove, the handle is loosened, the inserting rod is clamped into the jack under the action of the first compression spring during installation, the upper cover of the folding box can be directly covered under the installation, the semicircular plug of the inserting rod is extruded through the arranged slope, the inserting rod extrudes the first compression spring, the inserting rod is clamped into the jack, the upper cover of the folding box and the lower cover of the folding box are fixedly installed, then the position of the locking nut in the connecting rod is rotated, the limiting block is fixedly clamped with the lower cover of the folding box, and the installation stability is further improved, possess secondary locking effect, increase factor of safety, and convenient to detach.

2. This bicycle folder with secondary locking structure when people hold the handle, in order to increase anti-skidding effect, the anti-skidding mechanism of setting, the movable ball receives the extrusion to drive the slider and remove along the direction of guide arm, and the movable ball compression second compression spring cushions simultaneously, and the material of movable ball, second fixed block is silica gel, increases anti-skidding effect.

Drawings

Fig. 1 is a schematic view of the overall structure of a bicycle folder with a secondary locking structure according to the present invention.

FIG. 2 is a schematic structural diagram of a locking mechanism in a bicycle folder with a secondary locking structure according to the present invention.

Fig. 3 is a schematic structural view of an anti-slip mechanism in a bicycle folder with a secondary locking structure according to the present invention.

In the figure: 1. a middle tube; 2. an upper rod folding box assembly; 3. a lower cover of the folding box; 4. an upper cover of the folding box; 5. A rotating shaft; 6. a locking mechanism; 7. an anti-slip mechanism; 601. inserting a rod; 602. a concave limiting groove; 603. a connecting rod; 604. locking the nut; 605. a first compression spring; 606. a first movable slot; 607. a concave groove; 608. a limiting block; 609. a handle; 610. mounting grooves; 611. a first fixed block; 612. a jack; 613. a slope; 614. a buffer spring; 701. a second fixed block; 702. a movable ball; 703. a second movable slot; 704. a slider; 705. a guide bar; 706. a second compression spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in figures 1-3, a bicycle folder with a secondary locking structure comprises a middle tube 1 and a hand 609, wherein an upper rod folding box assembly 2 is fixedly arranged on the outer surface of the lower end of the middle tube 1, a folding box lower cover 3 is fixedly arranged on the outer surface of the upper end of the middle tube 1, a folding box upper cover 4 is arranged on the outer surface of the upper end of the folding box lower cover 3, a rotating shaft 5 and a locking mechanism 6 are arranged between the folding box lower cover 3 and the folding box upper cover 4, the outer surface of one end of the folding box lower cover 3 is rotatably connected with the outer surface of one end of the folding box upper cover 4 through the rotating shaft 5, the outer surface of the other end of the folding box lower cover 3 is detachably mounted with the folding box upper cover 4 through the locking mechanism 6, an anti-skid mechanism 7 is arranged on the outer wall of the lower part of the handle 609, and the anti-skid mechanism 7 comprises a second fixed block 701, a movable ball 702, a second movable groove 703, a sliding block 704, a guide rod 705, A second compression spring 706.

Further, the locking mechanism 6 comprises an inserting rod 601, a concave limiting groove 602, a connecting rod 603, a locking nut 604, a first compression spring 605, a first movable groove 606, a concave groove 607, a limiting block 608, a handle 609, a mounting groove 610, a first fixing block 611, a jack 612, a slope 613 and a buffer spring 614, and is convenient to use.

Further, a concave groove 607 is opened in the middle of the outer surface of the upper end of the lower cover 3 of the folding box, the inner parts of the lower cover 3 of the folding box and the upper cover 4 of the folding box are all provided with a jack 612, a concave limit groove 602 is opened on the outer surface of the upper end of the insertion rod 601, the connecting rod 603 is positioned in the inner part of the insertion rod 601, the lock nut 604 is positioned on the outer surface of the upper end of the connecting rod 603, the buffer spring 614 is positioned on the outer wall of the lower part of the connecting rod 603, the limit block 608 is fixedly arranged on the outer surface of the lower end of the connecting rod 603, the first fixed block 611 is fixedly arranged on the outer surface of the lower end of the connecting rod 603, the handle 609 is positioned on one side of the first fixed block 611, the installation groove 610 is opened on the outer surface of the upper end of the handle 609, the first compression spring 605 is fixedly arranged on the outer surface of the one end of the insertion rod 601, the first movable groove 606 is opened in the inner part of the upper cover 4 of the folding box, slope 613 is opened in one side of folding box lower cover 3 upper end surface, increases the locking effect, increases factor of safety.

Furthermore, the outer wall of the inserted link 601 is clamped with the inner wall of the insertion hole 612, the locking nut 604 is in threaded connection with the connecting rod 603, the inserted link 601 is elastically connected with the first movable groove 606 through the first compression spring 605, the buffer spring 614 is movably sleeved with the connecting rod 603, a rotating shaft is arranged between the first fixing block 611 and the handle 609, the first fixing block 611 is rotatably connected with the handle 609 through the rotating shaft, and one end of the inserted link 601 is semicircular, so that the installation and fixation are facilitated.

Further, a second movable groove 703 is formed in the second fixed block 701, the movable ball 702 is located on the outer surface of the upper end of the second fixed block 701, a slide way for sliding the movable ball 702 is formed in the outer surface of the upper end of the second fixed block 701, the sliding block 704 is located on the lower portions of the outer surfaces of two sides of the movable ball 702, the guide rod 705 is fixedly installed in the second movable groove 703, and the second compression spring 706 is located on the outer surface of the lower end of the movable ball 702 and has an anti-slip effect.

Further, the outer surface of the lower end of the movable ball 702 is elastically connected with the inner wall of the second movable groove 703 through a second compression spring 706, and the sliding block 704 is slidably connected with the guide rod 705, so that the installation and fixation are facilitated.

Principle of operation

The locking mechanism 6 is characterized in that when the locking mechanism 6 is installed, a user holds the handle 609 to push the connecting rod 603, the connecting rod 603 drives the inserting rod 601 to extrude the first compression spring 605, and then the folding box upper cover 4 is clamped into the concave groove 607, when the handle 609 is loosened, the inserted bar 601 is clamped into the jack 612 under the action of the first compression spring 605, the upper folding box cover 4 can be directly covered under the installation, the semicircular plug of the inserted bar 601 is pressed through the arranged slope 613, the inserted bar 601 presses the first compression spring 605, so that the inserted bar 601 is clamped into the jack 612, the upper folding box cover 4 and the lower folding box cover 3 are fixedly installed, then the position of the locking nut 604 in the connecting bar 603 is rotated, the limiting block 608 and the lower folding box cover 3 are fixedly clamped, the installation stability is further increased, a secondary locking effect is achieved, the safety factor is increased, the disassembly is convenient, when people hold the handle 609, in order to increase the anti-skidding effect, the arranged anti-skidding mechanism 7 is provided, the movable ball 702 is pressed to drive the sliding block 704 to move along the direction of the guide rod 705, and the movable ball 702 compresses the second compression spring 706 for buffering, the movable ball 702 and the second fixed block 701 are made of silica gel.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A bicycle folder with secondary locking structure, includes well pipe (1) and handle (609), its characterized in that: the utility model discloses a folding box of well pipe (1) lower extreme fixed surface installs upper boom component (2), the upper end fixed surface of well pipe (1) installs folding box lower cover (3), the upper end surface of folding box lower cover (3) is provided with folding box upper cover (4), be provided with axis of rotation (5), locking mechanism (6) between folding box lower cover (3) and folding box upper cover (4), just the one end surface of folding box lower cover (3) is passed through axis of rotation (5) and is connected with the one end surface rotation of folding box upper cover (4), the other end surface of folding box lower cover (3) passes through locking mechanism (6) and folding box upper cover (4) demountable installation, the outer wall of handle (609) lower part is provided with anti-skidding mechanism (7), just anti-skidding mechanism (7) include second fixed block (701), activity ball (702), A second movable groove (703), a sliding block (704), a guide rod (705) and a second compression spring (706).

2. The bicycle folder with secondary locking structure as claimed in claim 1, wherein: the locking mechanism (6) comprises an inserting rod (601), a concave limiting groove (602), a connecting rod (603), a locking nut (604), a first compression spring (605), a first movable groove (606), a concave groove (607), a limiting block (608), a handle (609), a mounting groove (610), a first fixing block (611), a jack (612), a slope (613) and a buffer spring (614).

3. The bicycle folder with secondary locking structure as claimed in claim 2, wherein: the concave groove (607) is arranged in the middle of the outer surface of the upper end of the folding box lower cover (3), the insides of the folding box lower cover (3) and the folding box upper cover (4) are respectively provided with a jack (612), the concave limiting groove (602) is arranged on the outer surface of the upper end of the inserted link (601), the connecting link (603) is arranged in the inserted link (601), the locking nut (604) is arranged on the outer surface of the upper end of the connecting link (603), the buffer spring (614) is arranged on the outer wall of the lower part of the connecting link (603), the limiting block (608) is fixedly arranged on the outer surface of the lower end of the connecting link (603), the first fixing block (611) is fixedly arranged on the outer surface of the lower end of the connecting link (603), the handle (609) is arranged on one side of the first fixing block (611), the mounting groove (610) is arranged on the outer surface of the upper end of the handle (609), and the first compression spring (605) is fixedly arranged on the outer surface of one end of the inserted link (601), the first movable groove (606) is arranged in the folding box upper cover (4), the first compression spring (605) is located in the first movable groove (606), and the slope (613) is arranged on one side of the outer surface of the upper end of the folding box lower cover (3).

4. The bicycle folder with secondary locking structure as claimed in claim 2, wherein: the outer wall of inserted bar (601) is the joint with the inner wall of jack (612), be threaded connection between lock nut (604) and connecting rod (603), inserted bar (601) is through first compression spring (605) and first activity groove (606) elastic connection, be movable sleeve joint between buffer spring (614) and connecting rod (603), be provided with the pivot between first fixed block (611) and handle (609), first fixed block (611) is connected through pivot and handle (609) rotation, just the one end of inserted bar (601) is semi-circular.

5. The bicycle folder with secondary locking structure as claimed in claim 1, wherein: the inside in second fixed block (701) is seted up in second activity groove (703), activity ball (702) are located the upper end surface of second fixed block (701), the slide of slip activity ball (702) is seted up to the upper end surface of second fixed block (701), slider (704) are located the lower part of activity ball (702) both sides surface, guide arm (705) fixed mounting is in the inside in second activity groove (703), second compression spring (706) are located the lower extreme surface of activity ball (702).

6. The bicycle folder with secondary locking structure as claimed in claim 1, wherein: the outer surface of the lower end of the movable ball (702) is elastically connected with the inner wall of the second movable groove (703) through a second compression spring (706), and the sliding block (704) is in sliding connection with the guide rod (705).