阅读说明：本技术 一种凸轮推动式液冷散热把手 (Cam promotion formula liquid cooling heat dissipation handle ) 是由 王益贵 于 2020-11-25 设计创作，主要内容包括：本发明涉及自行车配件技术领域,且公开了一种凸轮推动式液冷散热把手,包括把横管,所述把横管的外侧连接有刹车线固定结构,所述把横管的内部连接有转轴,所述转轴的外侧由上而下分别连接有凸轮和刹车手柄固定环,所述刹车手柄固定环的外侧连接有刹车手柄,所述刹车手柄的左侧连接有刹车线,所述把横管的外侧连接有把套。通过凸轮,推杆,推板,弹簧和单向阀的配合使用,实现了冷却液在吸热区域和散热区域之间回流,从而达到了降低把手与手掌心接触部位温度的效果,通过刹车手柄,凸轮的结合使用,得到了本散热机构冷却液回流的驱动力,达到了骑手拉刹车手柄刹车减速的同时使冷却液从散热区域回流到吸热区域的效果。(The invention relates to the technical field of bicycle accessories and discloses a cam-pushing type liquid-cooling heat dissipation handle which comprises a handle transverse pipe, wherein the outer side of the handle transverse pipe is connected with a brake cable fixing structure, the inner part of the handle transverse pipe is connected with a rotating shaft, the outer side of the rotating shaft is respectively connected with a cam and a brake handle fixing ring from top to bottom, the outer side of the brake handle fixing ring is connected with a brake handle, the left side of the brake handle is connected with a brake cable, and the outer side of the handle transverse pipe is connected with a handle sleeve. Through the cam, the push rod, the push pedal, the cooperation of spring and check valve is used, has realized that the coolant liquid flows back between heat absorption region and heat dissipation region to reached the effect that reduces handle and palm center contact site temperature, through brake lever, the combination of cam is used, has obtained the drive power of this heat dissipation mechanism coolant liquid backward flow, has reached and has ridden the brake lever brake and make the coolant liquid from the heat dissipation region effect that flows back to the heat absorption region when slowing down.)

1. The utility model provides a cam promotion formula liquid cooling heat dissipation handle, includes horizontal pipe (1), its characterized in that: the outside of violently managing (1) is connected with brake cable fixed knot and constructs, the internal connection of violently managing (1) has pivot (3), the outside from top to bottom be connected with cam (5) and brake lever solid fixed ring (4) respectively, the outside of brake lever solid fixed ring (4) is connected with brake handle (6), the left side of brake handle (6) is connected with brake cable (7), the outside of violently managing (1) is connected with handle cover (8), the inside of violently managing (1) is close to right side fixed connection division board (9), from right to left on division board (9) seted up first check valve (10) and second check valve (11) respectively, the upside of division board (9) is heat absorption region (13), the downside of division board (9) is heat dissipation region (12), the left side in heat dissipation region is connected with first slurcam (14), a second pushing plate (15) is connected to the left side of the heat absorption area, a push rod (16) is connected to the left side of the second pushing plate (15), a second spring (18) and a first spring (17) are respectively connected to the left side of the second pushing plate (15) from top to bottom, a third spring (19) is connected to the left side of the first pushing plate (14), and a fixing plate (20) is connected to the inner side of the transverse handle pipe (1) close to the right side;

the fixing plate (20) comprises a push rod hole (2001), and a vent hole (2002) is formed in the right side of the push rod hole (2001).

2. The cam-propelled liquid-cooled heat dissipating handle of claim 1, wherein: first spring (17) and second spring (18) are two springs that the specification is the same, and the difference symmetric distribution is in push rod (16) upper and lower both sides, connects fixed plate (20) and second catch plate (15), the centre and fixed plate (20) of first catch plate (14) are connected in third spring (19), and three spring all need be on a parallel with the direction of motion of catch plate, first spring (17) and second spring (18) are the extension spring, third spring (19) are the pressure spring.

3. The cam-propelled liquid-cooled heat dissipating handle of claim 1, wherein: the first pushing plate (14) and the second pushing plate (15) are the same in size and are semicircular, the air tightness of the system needs to be good, and the first pushing plate and the second pushing plate are in gapless contact with the contact part of the transverse pipe (1) and the partition plate (9).

4. The cam-propelled liquid-cooled heat dissipating handle of claim 1, wherein: the flow directions of the first check valve (10) and the second check valve (11) are opposite, the flow direction of the first check valve (10) flows from the heat absorption area (13) to the heat dissipation area (12), and the flow direction of the second check valve (11) flows from the heat dissipation area (12) to the heat absorption area (13).

5. The cam-propelled liquid-cooled heat dissipating handle of claim 1, wherein: cam (5) are in pivot (3) fixed connection, and the cam rotates in pivot (3) synchronization when hand brake handle (6), the stroke more than or equal to of cam (5) absorbs heat one fifth of regional (13) length.

Technical Field

The invention relates to the technical field of bicycle accessories, in particular to a cam-driven liquid-cooling heat dissipation handle.

Background

The bicycle is a green travel vehicle. In the process of riding, a bicycle is generally decelerated and braked by a brake device mounted on a handlebar, and the handlebar is also a key component for controlling the advancing direction of the bicycle, so that whether a rider can stably control the handlebar during riding has a great influence on the riding safety of the rider. In order to ensure the control to the handlebar, ride passerby and generally can tightly hold the handlebar, and the handlebar on the existing market is overlapped usually and is equipped with the rubber sleeve, and the radiating effect is relatively poor, rides passerby and appears the condition that the palm of the hand sweats easily, can bring the discomfort for riding on the one hand, the influence experience of riding, on the other hand, along with the sweat increases, ride passerby and appear the condition that the hand is smooth easily, bring great danger for riding, especially when riding on dangerous highway section like the mountain road, especially so.

When a rider holds the handle, the palm of the rider is downward, the upper side of the handle is directly contacted with the palm, and the lower side of the handle is positioned at the fingertip part, so that the contact gap between the lower side of the handle and the outside is large, the temperature difference exists between the upper side and the lower side of the handle, and the temperature of the lower side is low.

In the prior art, although "a pneumatic airtight heat dissipation handle" has been recorded, the patent numbers are: CN18169065653.2, but the power source of above-mentioned scheme is wind-force, and when the rider rides at a slow speed for a long time, the pterygoid lamina receives not enough wind-force that promotes the lower sliding plate, does not reach the effect that cooling liquid flows back in heat absorption chamber and heat dissipation chamber, makes the handle temperature reduce.

In order to better solve the problem of potential riding safety hazards caused by the temperature rise of a bicycle handle in riding time, the invention provides a cam-pushing type liquid-cooling heat dissipation handle.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the cam-pushing type liquid-cooling heat dissipation handle which has the advantages of good heat dissipation effect and simple structure, and solves the problem of potential riding safety hazards caused by the temperature rise of the handle of the bicycle along with the riding time.

(II) technical scheme

In order to achieve the purpose of improving the heat dissipation effect of the handle, the invention provides the following technical scheme: a cam-driven liquid-cooled radiating handle comprises a horizontal handle pipe, wherein the outer side of the horizontal handle pipe is connected with a brake cable fixing structure, the inner part of the horizontal handle pipe is connected with a rotating shaft, the outer side of the rotating shaft is respectively connected with a cam and a brake handle fixing ring from top to bottom, the outer side of the brake handle fixing ring is connected with a brake handle, the left side of the brake handle is connected with a brake cable, the outer side of the horizontal handle pipe is connected with a handle sleeve, the right side of the horizontal handle pipe is respectively provided with a cooling liquid inlet and a cooling liquid outlet from top to bottom, the inner part of the horizontal handle pipe is fixedly connected with a partition plate close to the right side, the partition plate is respectively provided with a first check valve and a second check valve from right to left, the upper side of the partition plate is a heat absorption area, the lower side of the partition plate is a heat dissipation area, the left side of, the left side of the second pushing plate is connected with a push rod, the left side of the second pushing plate is connected with a second spring and a first spring from top to bottom respectively, the left side of the first pushing plate is connected with a third spring, and the inner side of the handle transverse pipe close to the right side is connected with a fixing plate;

the fixed plate comprises a push rod hole, and a vent hole is formed in the right side of the push rod hole.

Preferably, the first spring and the second spring are two springs with the same specification, are symmetrically distributed on the upper side and the lower side of the push rod respectively and are connected with the fixed plate and the second push plate, the third spring is connected with the middle of the first push plate and the fixed plate, the three springs are all parallel to the movement direction of the push plate, the first spring and the second spring are tension springs, and the third spring is a pressure spring;

preferably, the first push plate and the second push plate are the same in size and are semicircular, the air tightness of the system needs to be good, and the first push plate and the second push plate are in gapless contact with the contact part of the transverse pipe and the partition plate;

preferably, the flow directions of the first check valve and the second check valve are opposite, the flow direction of the first check valve is from the heat absorption area to the heat dissipation area, and the flow direction of the second check valve is from the heat dissipation area to the heat absorption area;

preferably, the cam is fixedly connected with the rotating shaft, the cam synchronously rotates on the rotating shaft when the brake handle is pulled manually, and the stroke of the cam is more than or equal to one fifth of the length of the heat absorption area;

(III) advantageous effects

Compared with the prior art, the invention provides a cam-driven liquid cooling heat dissipation handle, which has the following beneficial effects:

1. this cam promotion formula liquid cooling heat dissipation handle uses through the cooperation of cam, push rod, push pedal, spring and check valve, has realized that the coolant liquid flows back between heat absorption region and heat dissipation region to reach the effect that reduces handle and palm center of the hand contact position temperature.

2. This cam promotion formula liquid cooling heat dissipation handle, through brake lever, the combined use of cam has obtained the drive power of this heat dissipation mechanism coolant liquid backward flow, has reached and has ridden the brake lever brake speed reduction and make the coolant liquid from the regional effect of backward flow of heat dissipation to the heat absorption region of riding.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic cross-sectional view A-A of FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view B-B of FIG. 1 according to the present invention.

In the figure: 1. a handle horizontal tube; 2. a brake cable fixing mechanism; 3. a rotating shaft; 4. a brake handle fixing ring; 5. A cam; 6. a brake handle; 7. a brake cable; 8. covering the handlebar; 9. a coolant outlet; 10. a coolant inlet; 9. a partition plate; 10. a first check valve; 11. a second one-way valve; 12. a heat dissipation area; 13. a heat absorption region; 14. a first push plate; 15. a second push plate; 16. a push rod; 17. a first spring; 18. a second spring; 19. a third spring; 20. a fixing plate; 20. a brake handle hole; 2001. a push rod aperture; 2002. And (4) a vent hole.

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.

Referring to fig. 1-4, a cam-driven liquid-cooled heat dissipation handle comprises a horizontal handle tube 1, a brake cable fixing structure is connected to the outer side of the horizontal handle tube 1, a rotating shaft 3 is connected to the inner side of the horizontal handle tube 1, a cam 5 and a brake handle fixing ring 4 are respectively connected to the outer side of the rotating shaft 3 from top to bottom, the cam 5 is fixedly connected to the rotating shaft 3, the cam rotates synchronously with the rotating shaft 3 when the brake handle 6 is pulled by hand, the stroke of the cam 5 is greater than or equal to one fifth of the length of a heat absorption area 13, the brake handle 6 is connected to the outer side of the brake handle fixing ring 4, a brake cable 7 is connected to the left side of the brake handle 6, a handle sleeve 8 is connected to the outer side of the horizontal handle tube 1, a partition plate 9 is fixedly connected to the right side of the inner side of the horizontal handle tube 1, a first check valve 10 and a second check, the flow direction of the first one-way valve 10 is from a heat absorption area 13 to a heat dissipation area 12, the flow direction of the second one-way valve 11 is from the heat dissipation area 12 to the heat absorption area 13, the upper side of the partition plate 9 is the heat absorption area 13, the lower side of the partition plate 9 is the heat dissipation area 12, the left side of the heat dissipation area is connected with a first pushing plate 14, the left side of the heat absorption area is connected with a second pushing plate 15, the first pushing plate 14 and the second pushing plate 15 are the same in size and are both semicircular, the air tightness of the system needs to be good, the contact part of the first pushing plate and the second pushing plate is in gapless contact with the transverse pipe 1 and the partition plate 9, the left side of the second pushing plate 15 is connected with a pushing rod 16, the left side of the second pushing plate 15 is respectively connected with a second spring 18 and a first spring 17 from top to bottom, the left side of the first pushing plate 14 is connected with a third, the handle horizontal pipe is characterized in that the handle horizontal pipe is respectively and symmetrically distributed on the upper side and the lower side of a push rod 16 and is connected with a fixed plate 20 and a second pushing plate 15, a third spring 19 is connected with the middle of a first pushing plate 14 and the fixed plate 20, the three springs are all parallel to the moving direction of the pushing plates, a first spring 17 and a second spring 18 are tension springs, the third spring 19 is a compression spring, and the fixed plate 20 is connected with the inner part of the handle horizontal pipe 1 close to the right side;

the working process and principle are as follows: the rider may need to brake to slow down or stop at any time in the riding process, the rider must pull the brake handle 6 after completing the braking operation, and the power source of the heat dissipation mechanism is the brake handle 6. When a rider pulls the brake handle 6, the brake handle 6 rotates the brake handle fixing ring 4, the brake handle fixing ring 4 rotates the rotating shaft 3, torque is transmitted to the cam 5 through the rotating shaft 3, the cam 5 pushes the push rod 16, the push rod 16 pushes the second push plate 15, the push plate 15 extrudes cooling liquid in the heat absorption area 13, high-temperature cooling liquid in the heat absorption area 13 flows to the heat dissipation area 12 from the first one-way valve 10 under the action of extrusion force, the volume of the heat dissipation area 12 is increased, the third spring 19 is more compressed, the rider releases the brake handle 6, the cam 5 rotates, the second push plate 15 moves leftwards under the action of the pulling force of the first spring 17 and the second spring 18, the volume of the heat absorption area 13 is increased, low-temperature cooling liquid in the heat dissipation area 12 is forced to flow to the heat absorption area 12 from the second one-way valve 11, exchange of the cooling liquid in the heat dissipation area 12 and the heat absorption area 13 is realized, and the low-temperature cooling liquid flows, the effect of reducing the temperature of the upper side of the horizontal handle pipe 1 at the part closely contacted with the palm of the rider is achieved.

To sum up, this cam promotion formula liquid cooling heat dissipation handle, through cam 5, push rod 16, first push pedal 14, second push pedal 15, first spring 17, second spring 18, third spring 19, the cooperation of first check valve 10 and second check valve 11 is used, the coolant liquid has been realized backflowing between heat absorption region 13 and heat dissipation region 12, thereby reached the effect that reduces handle and palm center contact site temperature, through brake lever 6, the combined use of cam 5 has obtained the drive power that this heat dissipation mechanism coolant liquid flows back, make the coolant liquid flow back to heat absorption region 13 from heat dissipation region 12 when having reached and having ridden hand brake lever 6 brake deceleration the effect that makes the coolant liquid flow back to heat absorption region 13 from heat dissipation region 12.

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. 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.

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 invention, the scope of which is defined in the appended claims and their equivalents.