CN213442935U

CN213442935U - Luminous crank plug for bicycle

Info

Publication number: CN213442935U
Application number: CN202022584754.XU
Authority: CN
Inventors: 陈强
Original assignee: Hongrui Tiancheng Technology Tianjin Co ltd
Current assignee: Hongrui Tiancheng Technology Tianjin Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-06-15
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to a luminous crank of bicycle is stifled, including stifled main part, upper cover, stifled main part and the epaxial crank hole interference fit of crank, stifled main part includes disc and cylinder, the back at the disc is fixed to the cylinder, the front of disc is equipped with the recess, set up light-emitting component in the recess, light-emitting component includes circuit board, switch, the circuit board card is in the recess, the circuit board openly is gone up and is set up four LED lamps that the annular array distributes. The utility model discloses through installing light-emitting component in stifled main part, when riding night, open through switch control LED lamp, play the side warning effect, improved the security of traveling night; the crank plug has extremely strong universality, can be almost used on all plastic-coated cranks and iron cranks, has extremely low manufacturing cost and can be well popularized to each vehicle.

Description

Luminous crank plug for bicycle

Technical Field

The utility model relates to a bicycle accessory technical field, concretely relates to luminous crank of bicycle is stifled.

Background

With the requirement of a worker on fitness, bicycles are widely used for fitness and leisure, so that more and more bicycles are ridden at night, the safety of the bicycles is concerned by the whole industry, the bicycles are generally provided with tail lamps and front lamps, but no side warning lamps are arranged, so that the bicycles are dangerous when crossing a road or a crossroad, a motor vehicle driver cannot find the bicycles crossing the road in time at night, great potential safety hazards are brought to riders, a common plug cover is arranged on a crank to protect a locking screw of the crank, the problem that the bicycle cannot be used after being exposed to outside wind, blown to the sun and rusted for a long time is solved, and the plug cover capable of emitting light to play a warning role is not arranged.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a luminous crank plug for a bicycle.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a luminous crank of bicycle is stifled, is including stifled main part, upper cover, stifled main part and the crank hole interference fit on the crank, stifled main part includes disc and cylinder, the back at the disc is fixed to the cylinder, the front of disc is equipped with the recess, set up light-emitting component in the recess, light-emitting component includes circuit board, switch, the circuit board card is in the recess, the LED lamp that sets up four annular array distributions on the circuit board openly, the back mounted power of circuit board is in order to supply power to the LED lamp, the positive central point of circuit board sets up the bright of switch in order to control the LED lamp and goes out, the upper cover is in order to encapsulate light-emitting component in the recess with the recess joint, the central point fixed switch contact of upper cover roof, when upper cover and recess joint, the back and the switch laminating of switch contact.

Preferably, the cylinder is provided with a through hole, the side wall of the cylinder is provided with four openings distributed in an annular array, the outer surface of the end part of the side wall of the cylinder far away from the disc is provided with a plurality of teeth distributed at equal intervals, and the cylinder is in interference fit with the crank hole.

In any of the above schemes, preferably, a battery hole connected with the through hole is arranged on the bottom wall in the groove, and the battery hole is of a gourd-shaped structure.

In any of the above schemes, preferably, the power supply includes two button batteries, the button batteries are mounted on the back of the circuit board, and when the circuit board is clamped in the groove, the end of the button battery passes through the battery hole and extends into the through hole.

It is preferred in any one of the above-mentioned schemes, be equipped with the bayonet socket that link up of at least three on the diapire in the recess, the lateral wall bottom of upper cover is fixed a plurality ofly with bayonet socket cooperation and the pothook of one-to-one, the upper cover is fixed with stifled main part through the joint of pothook and bayonet socket.

In any of the above schemes, preferably, two fixture blocks are fixed on the bottom wall in the groove, slots are respectively arranged on the opposite side walls of the two fixture blocks, two ends of each slot are of an open structure, the circuit board is clamped between the two fixture blocks, and the end portion of the circuit board is inserted into the corresponding slot, so that the circuit board is fixed in the groove.

In any of the above schemes, preferably, the side wall of the upper cover is tightly matched with the inner wall of the groove, so that the upper cover seals the groove.

In any of the above solutions, preferably, the upper cover is made of transparent plastic by injection molding, and the thickness of the top wall of the upper cover is 0.8 mm.

Compared with the prior art, the utility model provides a pair of luminous crank of bicycle is stifled has following beneficial effect:

1. the light-emitting component is arranged in the plug main body, and the LED lamp is controlled to be turned on through the switch when the plug main body is ridden at night, so that a side warning effect is achieved, and the safety of night driving is improved; the crank plug has extremely strong universality, can be almost used on all plastic-coated cranks and iron cranks, has extremely low manufacturing cost, can be well popularized to each vehicle to protect riders, and is of a split structure, so that the whole assembly and the replacement of parts are convenient;

2. the upper cover is provided with a switch contact so that the LED lamp can be controlled to be turned on or off manually and directly, the control is convenient, the LED lamp is turned off when the LED lamp is not suitable for use, and the waste of electric quantity is avoided;

3. the upper cover and the blocking main body are designed in a split mode, so that the circuit board can be conveniently detached and installed, and meanwhile, when the upper cover is damaged, the blocking main body does not need to be replaced, and only the upper cover needs to be replaced, so that the maintenance cost is reduced.

Drawings

FIG. 1 is a schematic view of a disassembled structure of a crank block;

FIG. 2 is a schematic view of the disassembled structure at another angle in FIG. 1;

FIG. 3 is an assembled view of FIG. 1;

FIG. 4 is a schematic view of the crank structure;

fig. 5 is a schematic structural view of the crank plug after being connected with the crank.

The figures are labeled as follows: 1. an upper cover; 2. a hook; 3. a circuit board; 4. an LED lamp; 5. a switch; 6. a button cell; 7. a disc; 8. a groove; 9. a cylinder; 10. teeth; 11. a bayonet; 12. a battery aperture; 13. a clamping block; 14. a switch contact; 15. a card slot; 16. an opening; 17. a crank hole.

Detailed Description

In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.

As shown in fig. 1-5, an embodiment of a bicycle light-emitting crank plug according to the present invention comprises a plug body and an upper cover 1, wherein the plug body is in interference fit with a crank hole 17 on a crank, the plug body comprises a disc 7 and a cylinder 9, the cylinder 9 is fixed on the back of the disc 7, a groove 8 is formed in the front of the disc 7, a light-emitting component is arranged in the groove 8, the light-emitting component comprises a circuit board 3 and a switch 5, the circuit board 3 is clamped in the groove 8, four LED lamps 4 distributed in an annular array are arranged on the front of the circuit board 3, a power supply is installed on the back of the circuit board 3 to supply power to the LED lamps 4, the switch 5 is arranged at the center of the front of the circuit board 3 to control the on and off of the LED lamps 4, the upper cover 1 is clamped with the groove 8 to encapsulate the light-emitting component in the groove 8, a switch contact 14 is fixed at the, when the upper cover 1 is clamped with the groove 8, the back surface of the switch contact is attached to the switch 5. The circuit board 3 has a square structure.

The touch switch 5 enables the LED lamp 4 to flash at a certain frequency, the warning function is started, the power supply is installed on the back of the circuit board 3, the design saves a large space, and meanwhile, when the power supply is replaced, the LED lamp is directly replaced on the back of the blocking main body without detaching the circuit board 3. Because the LED lamp 4 can be controlled to be on or off manually through the switch contact 14, the operation is convenient, and the LED lamp is turned off at any time when not applicable, so that the waste of electric quantity is avoided.

The upper cover 1 and the blocking main body are designed in a split mode, so that the circuit board 3 can be conveniently detached and installed, meanwhile, when the upper cover 1 is damaged, the blocking main body does not need to be replaced, and only the upper cover 1 needs to be replaced, and the maintenance cost is reduced.

The cylinder 9 is provided with a through hole, the side wall of the cylinder 9 is provided with four openings 16 distributed in an annular array, the outer surface of the end part of the side wall of the cylinder 9 far away from the disc 7 is provided with a plurality of teeth 10 distributed at equal intervals, and the cylinder 9 is in interference fit with the crank hole 17. The teeth 10 on the surface enable the cylinder 9 to be matched with the crank hole 17 more firmly, and the crank is prevented from being plugged out in the using process.

And a battery hole 12 connected with the through hole is formed in the bottom wall in the groove 8, and the battery hole 12 is of a gourd-shaped structure, so that the two button batteries 6 can be conveniently inserted into corresponding positions.

The power supply comprises two button batteries 6, the button batteries 6 are mounted on the back face of the circuit board 3, and when the circuit board 3 is clamped in the groove 8, the end portions of the button batteries 6 penetrate through the battery holes 12 and extend into the through holes. Two button batteries 6 supply power to the four LED lamps 4.

Be equipped with the bayonet socket 11 that link up on the diapire in the recess 8 at least three, the lateral wall bottom mounting of upper cover 1 a plurality ofly cooperates and the pothook 2 of one-to-one with bayonet socket 11, upper cover 1 is fixed with stifled main part through the joint of pothook 2 and bayonet socket 11. A clamping groove 15 is formed in the back face of the disc 7, the back face of the disc is close to the bayonet 11, the clamping groove 15 is communicated with the bayonet 11, and the hook head of the hook 2 penetrates through the bayonet 11 and is clamped in the clamping groove 15 so as to fix the upper cover 1 and the plug main body. In upper cover 1 directly pressed into recess 8, the gib head card of pothook 2 does not expose in the outside of disc 7 in draw-in groove 15, not only makes upper cover 1 fixed with stifled main part, avoids damaging pothook 2 when cylinder 9 is connected with crank hole 17 interference fit moreover.

Two clamping blocks 13 are fixed on the bottom wall in the groove 8, slots are respectively formed in the opposite side walls of the two clamping blocks 13, the two ends of each slot are of an opening 16 structure, the circuit board 3 is clamped between the two clamping blocks 13, and the end portion of the circuit board 3 is inserted into the corresponding slot, so that the circuit board 3 is fixed in the groove 8. When the circuit board 3 is installed, the circuit board 3 is directly pressed between the two clamping blocks 13, and the end part of the circuit board 3 is inserted into the slot, so that the circuit board 3 is fixed in the groove 8.

The lateral wall of upper cover 1 is tight fit with the inner wall of recess 8 to make upper cover 1 sealed recess 8, prevent into water damage circuit board 3.

The upper cover 1 is made of transparent plastic through injection molding, has good light transmission, and the thickness of the top wall of the upper cover 1 is 0.8 mm.

It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bicycle luminous crank is stifled which characterized in that: including stifled main part, upper cover, stifled main part and crank hole interference fit on the crank, stifled main part includes disc and cylinder, the back at the disc is fixed to the cylinder, the front of disc is equipped with the recess, set up light-emitting component in the recess, light-emitting component includes circuit board, switch, the circuit board card is in the recess, the circuit board openly is gone up and is set up four LED lamps that the annular array distributes, the back mounted power of circuit board is in order to the LED lamp power supply, the positive central point of circuit board sets up the bright of switch in order to control the LED lamp and goes out, upper cover and recess joint are in order to encapsulate light-emitting component in the recess, the central point fixed switch contact of upper cover roof, when upper cover and recess joint, the back and the switch laminating of switch contact.

2. A bicycle lighted crank plug according to claim 1, wherein: the cylinder is provided with a through hole, the side wall of the cylinder is provided with four openings distributed in an annular array, the outer surface of the end part of the side wall of the cylinder, far away from the disc, is provided with a plurality of teeth distributed at equal intervals, and the cylinder is in interference fit with the crank hole.

3. A bicycle lighted crank plug according to claim 2, wherein: and a battery hole connected with the through hole is formed in the bottom wall in the groove and is of a gourd-shaped structure.

4. A bicycle lighted crank plug according to claim 3, wherein: the power supply comprises two button batteries, the button batteries are mounted on the back face of the circuit board, and when the circuit board is clamped in the groove, the end portions of the button batteries penetrate through the battery holes and extend into the through holes.

5. A bicycle lighted crank plug according to claim 1, wherein: be equipped with the bayonet socket that at least three link up on the diapire in the recess, the lateral wall bottom mounting of upper cover a plurality ofly with bayonet socket cooperation and the pothook of one-to-one, the upper cover is fixed with stifled main part through the joint of pothook and bayonet socket.

6. A bicycle lighted crank plug according to claim 1, wherein: the circuit board is characterized in that two clamping blocks are fixed on the bottom wall in the groove, slots are respectively formed in the opposite side walls of the two clamping blocks, the two ends of each slot are of an opening structure, the circuit board is clamped between the two clamping blocks, and the end portions of the circuit board are inserted into the corresponding slots so that the circuit board is fixed in the groove.

7. A bicycle lighted crank plug according to claim 1, wherein: the side wall of the upper cover is tightly matched with the inner wall of the groove, so that the groove is sealed by the upper cover.

8. A bicycle lighted crank plug according to claim 1, wherein: the upper cover is made of transparent plastic through injection molding, and the thickness of the top wall of the upper cover is 0.8 mm.