CN216128371U

CN216128371U - Hidden locking device

Info

Publication number: CN216128371U
Application number: CN202121950722.5U
Authority: CN
Inventors: 张卓
Original assignee: Ningbo Roadsan New Energy Technology Co ltd
Current assignee: Ningbo Roadsan New Energy Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-25
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a hidden locking device which comprises a frame body, a supporting rod and an inserting rod, wherein one end of the inserting rod sequentially penetrates through a locking seat, a blocking ring, a first through hole and a second through hole and is in threaded connection with a threaded hole.

Description

Hidden locking device

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to a hidden locking device.

Background

An electric bicycle is a mechatronic personal transportation tool which takes a storage battery as auxiliary energy and is provided with an electric motor, a controller, the storage battery, a rotating handle brake handle and other operating components and a display instrument system on the basis of a common bicycle.

However, the electric bicycle at the present stage generally uses the support rod to support the saddle and uses the bolt to fix the support rod of the electric bicycle, but the fixing member is exposed outside and is easily exposed by wind and sun, and then damaged, so that the support rod cannot continuously support the saddle, and the fixing member exposed outside easily cuts through clothes and skin of a user.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the present invention provides a hidden locking device, which has the advantages of hidden feature and safety, and solves the problems that the conventional fixing member is exposed outside and is easily exposed to wind, wind and sunlight, and further damaged, the supporting rod cannot continuously support the seat, and the fixing member exposed outside easily cuts the clothes and skin of the user.

In order to achieve the purpose, the utility model provides the following technical scheme: a hidden locking device comprises a frame body, a supporting rod, a mounting hole, a first sliding block, a second sliding block, a locking ring, a baffle ring, a locking seat and an inserted rod;

the support rod is inserted in the frame body and is connected with the frame body in a sliding mode, one side of the support rod is provided with an arc surface, and the mounting hole is formed in the frame body;

the first sliding block is provided with a first through hole, the second sliding block is provided with a threaded hole, the locking ring is provided with a second through hole, and the second through hole is an oblong hole;

one end of the inserted rod sequentially penetrates through the locking seat, the baffle ring, the first through hole and the second through hole and is in threaded connection with the threaded hole, the inserted rod is in sliding fit with the locking seat, the baffle ring, the first through hole and the second through hole, the other end of the inserted rod is hinged with a first cam through a hinged piece, the first cam is in sliding fit with the locking seat, and a handle is fixedly mounted on the first cam;

one side of the locking ring is provided with a locking groove, the locking groove is arranged corresponding to the arc surface, the locking ring is positioned between the first sliding block and the second sliding block, one end of the first sliding block, which is close to the locking ring, is provided with a first inclined surface, one end of the second sliding block, which is close to the locking ring, is provided with a second inclined surface, the first inclined surface corresponds to the second inclined surface, two ends of the locking ring are provided with third inclined surfaces, and each third inclined surface is in sliding fit with the corresponding first inclined surface or second inclined surface;

the first sliding block, the second sliding block and the locking ring are in sliding fit with the mounting hole.

Preferably, a buffer pad is installed in the frame body, and the buffer pad is arranged between the frame body and the support rod.

Preferably, the inclinations of the first inclined plane, the second inclined plane and the third inclined plane are all 45 degrees, the width of the second through hole is the same as the diameter of the first through hole, and the diameters of the baffle ring and the locking seat are all smaller than the diameter of the first sliding block.

Preferably, inserted bar one end is fixed with the second cam, be fixed with the mount pad on the second cam, mount pad one side fixed mounting has the head rod, head rod one end uses articulated elements hinged joint to have the second connecting rod.

Preferably, the first connecting rod and the second connecting rod are round rods with the same diameter, and the lantern rings are slidably mounted on the first connecting rod and the second connecting rod.

Preferably, one end of the second connecting rod is fixedly provided with a limiting ball, one end of the lantern ring is provided with a magnetic ring, the magnetic ring is magnetically connected with the limiting ball, and the diameter of the limiting ball is larger than that of the second connecting rod and that of the magnetic ring.

Preferably, two oppositely arranged magnetic plates are mounted on the lantern ring.

Compared with the prior art, the utility model has the following beneficial effects:

1. when the locking device is not locked, the distance from the circle center of the first cam to the locking seat is in a minimum state, the length of the inserted rod in the installation hole is larger, gaps are reserved among the first sliding block, the second sliding block and the locking ring, and the first sliding block, the second sliding block and the locking ring can slide, when the locking device is required to be locked, the handle is pulled to enable the first cam to rotate, the distance from the circle center of the first cam to the locking seat is in a maximum state, the length of the inserted rod in the installation hole is shortened, the first sliding block, the second sliding block and the locking ring are locked, the first sliding block and the second sliding block extrude the locking ring into the frame body, and then make the locking ring extrusion bracing piece accomplish its fixed, can also make the inserted bar can't deviate from and only the handle exposes outside from the mounting hole, prevent this device directly expose outside receive the wind and shine the sun and damage, increase the life of this device.

2. The bicycle frame can bend the first connecting rod and the second connecting rod, so that the second connecting rod provided with the magnetic plate is magnetically attracted and connected to the frame body, the second connecting rod is prevented from upwarping to scratch clothes and skin of a riding person, and safety of the riding person is improved.

3. According to the utility model, the lantern ring slides to the hinged position of the first connecting rod and the second connecting rod, and when the second cam is rotated, the first connecting rod and the second connecting rod are combined to form a longer lever, so that the second cam is rotated more conveniently, and the device is more convenient to use.

4. The magnetic ring is magnetically connected with the limiting ball, so that the lantern ring is prevented from moving on the second connecting rod in a reciprocating manner, the vibration of the lantern ring is prevented from making a sound to influence the mood of a riding person, and the riding experience of the riding person is improved.

Drawings

FIG. 1 is an exploded view of the structure of the plunger, locking seat, retainer ring, first slider, second slider and locking ring of the present invention;

FIG. 2 is a schematic view of the location of the mounting holes of the present invention;

FIG. 3 is a cross-sectional view of the first slider, the second slider and the locking ring of the present invention;

FIG. 4 is a side view of the locking ring of the present invention;

FIG. 5 is a schematic view of the unlocked state of the present invention;

FIG. 6 is a cross-sectional view of FIG. 5;

FIG. 7 is a schematic view of the locking state of the present invention;

FIG. 8 is a schematic view of the installation of the first connecting rod and the second connecting rod of the present invention;

fig. 9 is a schematic view showing another state of the locking mechanism of the present invention.

In the figure: 1. a frame body; 2. a support bar; 201. a circular arc surface; 3. mounting holes; 4. a first slider; 401. a first through hole; 402. a first inclined plane; 5. a second slider; 501. a threaded hole; 502. a second inclined plane; 6. a locking ring; 601. a second through hole; 602. a locking groove; 603. a third inclined plane; 7. a baffle ring; 8. a locking seat; 9. inserting a rod; 10. a handle; 102. a first cam; 11. a cushion pad; 12. a mounting seat; 121. a second cam; 13. a first connecting rod; 14. a second connecting rod; 15. a collar; 16. a magnetic plate; 17. a magnetic ring; 18. and a limiting ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 7, the hidden locking device provided by the present invention comprises a frame body 1, a support rod 2, a mounting hole 3, a first slider 4, a second slider 5, a locking ring 6, a baffle ring 7, a locking seat 8, and an insert rod 9;

the support rod 2 is inserted in the frame body 1 and is connected with the frame body in a sliding way, one side of the support rod 2 is provided with an arc surface 201, and the mounting hole 3 is positioned on the frame body 1;

a first through hole 401 is formed in the first sliding block 4, a threaded hole 501 is formed in the second sliding block 5, a second through hole 601 is formed in the locking ring 6, and the second through hole 601 is an oblong hole;

referring to fig. 6, one end of an inserted link 9 sequentially passes through a locking seat 8, a blocking ring 7, a first through hole 401 and a second through hole 601 and is connected in a threaded hole 501 in a threaded manner, the inserted link 9, the locking seat 8, the blocking ring 7, the first through hole 401 and the second through hole 601 are all in sliding fit, the other end of the inserted link 9 is hinged with a first cam 102 by using a hinge, the first cam 102 is in sliding fit with the locking seat 8, and a handle 10 is fixedly mounted on the first cam 102;

a locking groove 602 is formed in one side of the locking ring 6, the locking groove 602 is arranged corresponding to the arc surface 201, the locking ring 6 is located between the first slider 4 and the second slider 5, a first inclined surface 402 is formed at one end, close to the locking ring 6, of the first slider 4, a second inclined surface 502 is formed at one end, close to the locking ring 6, of the second slider 5, the first inclined surface 402 corresponds to the second inclined surface 502, third inclined surfaces 603 are formed at two ends of the locking ring 6, and each third inclined surface 603 is in sliding fit with the corresponding first inclined surface 402 or the corresponding second inclined surface 502;

the first sliding block 4, the second sliding block 5 and the locking ring 6 are in sliding fit with the mounting hole 3.

As a technical optimization scheme of the utility model, when the locking device is used and is not locked, the distance from the circle center of the first cam 102 to the locking seat 8 is in a minimum state, the length of the inserted rod 9 in the mounting hole 3 is larger, and gaps are reserved among the first sliding block 4, the second sliding block 5 and the locking ring 6, and the first sliding block, the second sliding block and the locking ring can slide.

Install blotter 11 in the support body 1, blotter 11 sets up between support body 1 and bracing piece 2.

Referring to fig. 3, the inclinations of the first inclined surface 402, the second inclined surface 502 and the third inclined surface 603 are all 45 degrees, the width of the second through hole 601 is the same as the diameter of the first through hole 401, and the diameters of the retainer ring 7 and the locking seat 8 are smaller than the diameter of the first slider 4.

The working principle and the using process of the utility model are as follows: referring to fig. 5 and 6, when the locking device is used and not locked, the distance from the center of the first cam 102 to the locking seat 8 is in a minimum state, the length of the inserted rod 9 in the mounting hole 3 is large, and gaps are reserved among the first sliding block 4, the second sliding block 5 and the locking ring 6 and can slide among the first sliding block 4, the second sliding block 5 and the locking ring 6; referring to fig. 7, when the locking device needs to be locked, the handle 10 is pulled to rotate the first cam 102, so that the distance from the center of the first cam 102 to the locking seat 8 is in the maximum state, the length of the inserted rod 9 in the mounting hole 3 is shortened, the first slider 4, the second slider 5 and the locking ring 6 are locked, the locking ring 6 is extruded into the frame body 1 by the first slider 4 and the second slider 5, the locking ring 6 extrudes the support rod 2 to complete the fixation of the support rod, the inserted rod 9 can not be separated from the mounting hole 3, only the handle 10 is exposed outside, the device is prevented from being directly exposed outside and damaged by wind and sunshine, and the service life of the device is prolonged.

Example 2

As shown in fig. 1 to 4, 8 and 9, the hidden locking device provided by the present invention includes a frame body 1, a support rod 2, a mounting hole 3, a first slider 4, a second slider 5, a locking ring 6, a stop ring 7, a locking seat 8, and an insert rod 9;

referring to fig. 8 and 9, one end of an inserted link 9 sequentially passes through a locking seat 8, a blocking ring 7, a first through hole 401, a second through hole 601 and is connected in a threaded hole 501 in a threaded manner, the inserted link 9 and the locking seat 8, the blocking ring 7, the first through hole 401, the second through hole 601 are in sliding fit, one end of the inserted link 9 is fixed with a second cam 121, a mounting seat 12 is fixed on the second cam 121, a first connecting rod 13 is fixedly mounted on one side of the mounting seat 12, one end of the first connecting rod 13 is connected with a second connecting rod 14 through an articulated piece hinge, and a hinge pin is selected for the articulated piece in the embodiment.

The first connecting rod 13 and the second connecting rod 14 are round rods with the same diameter, and a lantern ring 15 is slidably mounted on the first connecting rod 13 and the second connecting rod 14.

One end of the second connecting rod 14 is fixedly provided with a limiting ball 18, one end of the lantern ring 15 is provided with a magnetic ring 17, the magnetic ring 17 is magnetically connected with the limiting ball 18, and the diameter of the limiting ball 18 is larger than the diameter of the second connecting rod 14 and the diameter of the magnetic ring 17.

As a technical optimization scheme of the utility model, the magnetic ring 17 is magnetically connected with the limiting ball 18, so that the lantern ring 15 is prevented from moving on the second connecting rod 14 in a reciprocating manner, the lantern ring 15 is prevented from vibrating and making a sound to influence the mood of a riding person, and the riding experience of the riding person is improved.

Two oppositely arranged magnetic plates 16 are arranged on the lantern ring 15, and the magnetic plates 16 are embedded and fixed on the lantern ring 15.

The inclinations of the first inclined surface 402, the second inclined surface 502 and the third inclined surface 603 are all 45 degrees, the width of the second through hole 601 is the same as the diameter of the first through hole 401, and the diameters of the baffle ring 7 and the locking seat 8 are smaller than the diameter of the first sliding block 4.

The working principle and the using flow of the embodiment are as follows: turn first connecting rod 13 and second connecting rod 14, make second connecting rod 14 magnetism of installing magnetic sheet 16 inhale and connect on support body 1, prevent that second connecting rod 14 perk comes fish tail personnel's of riding clothes and skin, personnel's of riding security has been increased, through sliding lantern ring 15 to the articulated department of first connecting rod 13 with second connecting rod 14, when rotating second cam 121, first connecting rod 13 combines with second connecting rod 14 and forms longer lever, make to save more labour when rotating second cam 121, make to use during this embodiment more convenient, inhale with spacing ball 18 magnetism through magnetic ring 17 and be connected, prevent lantern ring 15 reciprocating motion on second connecting rod 14, prevent that lantern ring 15 vibrations from sending the mood that the sound influences personnel of riding, the experience of riding of personnel has promoted.

In summary, the following steps: the frame body 1, the bracing piece 2, the arc surface 201, the mounting hole 3, first slider 4, first through-hole 401, first inclined plane 402, second slider 5, screw hole 501, second inclined plane 502, locking ring 6, second through-hole 601, locking groove 602, third inclined plane 603, fender ring 7, locking seat 8, inserted bar 9, handle 10, first cam 102, blotter 11, mount pad 12, second cam 121, first connecting rod 13, second connecting rod 14, lantern ring 15, magnetic sheet 16, magnetic ring 17, spacing ball 18, it exposes and receives the wind and blows the sun to have solved current mounting, and then takes place to damage, can't make bracing piece 2 continue to support the saddle, and the exposed mounting is easy to cut the problem of user's clothes and skin.

It is noted that, herein, relational terms such as first and second, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hidden locking device is characterized in that: comprises a frame body (1), a support rod (2), a mounting hole (3), a first slide block (4), a second slide block (5), a locking ring (6), a baffle ring (7), a locking seat (8) and an inserted rod (9);

the support rod (2) is inserted into the frame body (1) and is connected with the frame body in a sliding mode, an arc surface (201) is arranged on one side of the support rod (2), and the mounting hole (3) is located in the frame body (1);

a first through hole (401) is formed in the first sliding block (4), a threaded hole (501) is formed in the second sliding block (5), a second through hole (601) is formed in the locking ring (6), and the second through hole (601) is an oblong hole;

one end of the inserted rod (9) sequentially penetrates through the locking seat (8), the blocking ring (7), the first through hole (401) and the second through hole (601) and is in threaded connection with the threaded hole (501), the inserted rod (9), the locking seat (8), the blocking ring (7), the first through hole (401) and the second through hole (601) are in sliding fit, the other end of the inserted rod (9) is hinged with a first cam (102) through a hinge, the first cam (102) is in sliding fit with the locking seat (8), and a handle (10) is fixedly mounted on the first cam (102);

a locking groove (602) is formed in one side of the locking ring (6), the locking groove (602) is arranged corresponding to the arc surface (201), the locking ring (6) is located between the first slider (4) and the second slider (5), a first inclined surface (402) is formed in one end, close to the locking ring (6), of the first slider (4), a second inclined surface (502) is formed in one end, close to the locking ring (6), of the second slider (5), the first inclined surface (402) corresponds to the second inclined surface (502), third inclined surfaces (603) are formed in two ends of the locking ring (6), and each third inclined surface (603) is in sliding fit with the corresponding first inclined surface (402) or the corresponding second inclined surface (502);

the first sliding block (4), the second sliding block (5) and the locking ring (6) are in sliding fit with the mounting hole (3).

2. A concealed locking device according to claim 1, wherein: install blotter (11) in support body (1), blotter (11) set up between support body (1) and bracing piece (2).

3. A concealed locking device according to claim 1, wherein: the inclination of the first inclined surface (402), the inclination of the second inclined surface (502) and the inclination of the third inclined surface (603) are both 45 degrees, the width of the second through hole (601) is the same as the diameter of the first through hole (401), and the diameters of the baffle ring (7) and the locking seat (8) are both smaller than the diameter of the first sliding block (4).

4. A concealed locking device according to claim 1, wherein: inserted bar (9) one end is fixed with second cam (121), be fixed with mount pad (12) on second cam (121), mount pad (12) one side fixed mounting has head rod (13), head rod (13) one end uses articulated elements hinged joint to have second connecting rod (14).

5. A concealed locking device according to claim 4, wherein: the first connecting rod (13) and the second connecting rod (14) are round rods and have the same diameter, and a lantern ring (15) is slidably mounted on the first connecting rod (13) and the second connecting rod (14).

6. A concealed locking device according to claim 5, wherein: one end of the second connecting rod (14) is fixedly provided with a limiting ball (18), one end of the lantern ring (15) is provided with a magnetic ring (17), the magnetic ring (17) is magnetically attracted with the limiting ball (18), and the diameter of the limiting ball (18) is larger than that of the second connecting rod (14) and that of the magnetic ring (17).

7. A concealed locking device according to claim 6, wherein: two magnetic plates (16) which are oppositely arranged are arranged on the lantern ring (15).