CN217211212U

CN217211212U - Two-wheel motorcycle chassis dynamometer

Info

Publication number: CN217211212U
Application number: CN202220318590.2U
Authority: CN
Inventors: 李振峰; 李红胜
Original assignee: Guangdong Kangshibai Technology Co ltd
Current assignee: Guangdong Kangshibai Technology Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-08-16
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to a motorcycle technical field specifically is a two-wheeled motorcycle chassis dynamometer, including the chassis, the inside of chassis is fixed with speedtransmitter, speedtransmitter's surface is provided with the pivot, and pivot and the mutual normal running fit of speedtransmitter, the surface of pivot all overlaps and is equipped with supporting bearing, the fixed surface of pivot has the cylinder, the surface cover of pivot is equipped with power absorbing device to power absorbing device's surface mounting force sensor, the surface of chassis all is provided with clamping mechanism, the surface of chassis is provided with the mechanism of blowing. The utility model discloses not only avoided appearing the phenomenon that the motorcycle was emptyd in the dynamometer machine use, the practicality when having improved the dynamometer machine and using moreover.

Description

Two-wheel motorcycle chassis dynamometer

Technical Field

The utility model relates to a motorcycle technical field specifically is a two-wheeled motorcycle chassis dynamometer machine.

Background

The high-speed growth of national economy and the improvement of national income level in China promote the development of the domestic motorcycle market, and simultaneously put forward higher requirements and expectations for the motorcycle industry, domestic motorcycle enterprises have achieved better performances in recent years, and a chassis dynamometer is one of the most common large-scale key devices for developing and detecting motorcycles and is an important platform for comprehensively analyzing the driving performance of the motorcycle indoors.

Through search, the patent number is 200720095276.8, the name is a utility model of motorcycle chassis dynamometer, including the dynamometer host computer, there are gyro wheel mechanisms on it, there are front wheel clamping devices on the dynamometer host computer, there are cooling fans in the front of the dynamometer host computer, there are gyro wheel mechanisms beside the dynamometer host computer, find through research and analysis, although have the advantage that can reduce the danger coefficient tested effectively, but, still have the following disadvantage to a certain extent, first of all, the dynamometer is difficult to realize the clamping function to the motorcycle while using, thus cause the dynamometer to use the phenomenon that the motorcycle topples over easily; secondly, the dynamometer realizes that it is generally comparatively loaded down with trivial details to the motorcycle resistance test when using to the practicality when the dynamometer uses has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-wheeled motorcycle chassis dynamometer to the difficult tight function of clamp that realizes the motorcycle when proposing the dynamometer and use in solving above-mentioned background art, and realize the general comparatively loaded down with trivial details problem of motorcycle resistance test.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a two-wheeled motorcycle chassis dynamometer, includes the chassis, the inside of chassis is fixed with speedtransmitter, speedtransmitter's surface is provided with the pivot, and pivot and speedtransmitter mutually rotate the cooperation, the surface of pivot all is equipped with the supporting bearing, the fixed surface of pivot has the cylinder, the surface cover of pivot is equipped with power absorbing device to power absorbing device's surface mounting force sensor, the surface of chassis all is provided with clamping mechanism, the surface of chassis is provided with the mechanism of blowing.

Preferably, the force sensor is used for detecting the load force of the stator, the roller and the power absorption device are directly combined into a whole by the same main shaft and are mounted on the chassis through the supporting bearings, a coupler is not needed in front of the roller and the power absorption device, the whole rotating device is only provided with two supporting bearings, and the speed sensor is connected with the main shaft of the roller in series.

Preferably, clamping mechanism's inside includes adjustment tank, clamp plate, fastening screw, presss from both sides tight pad and expanding spring respectively, the telescopic link is all installed on the surface of chassis both sides, the surface of telescopic link is provided with the clamp plate, the adjustment tank has been seted up on the surface of telescopic link, and adjustment tank and clamp plate mutual sliding fit.

Preferably, the surface threaded connection of clamp plate has fastening screw, and fastening screw's one end runs through the clamp plate and extends to one side of clamp plate, the inside of clamp plate is provided with presss from both sides tight pad, equidistant expanding spring is all installed on the surface of clamp plate, and expanding spring's one end and the surperficial looks fixed connection who presss from both sides tight pad.

Preferably, the blowing mechanism comprises an air outlet pipe, a mounting plate, a connecting block, a fastening bolt and a cooling fan, the surface of the chassis is provided with the mounting plate, the surface of the mounting plate is provided with the cooling fan, the output end of the cooling fan is fixed with the air outlet pipe, and the corner positions of the surface of the mounting plate are fixed with the connecting block.

Preferably, the surface of the connecting block is in threaded connection with a fastening bolt, and one end of the fastening bolt penetrates through the connecting block and is fastened with the surface of the underframe in a threaded manner.

Compared with the prior art, the beneficial effects of the utility model are that: the chassis dynamometer for the two-wheel motorcycle not only avoids the phenomenon that the motorcycle topples over in the use process of the dynamometer, but also improves the practicability of the dynamometer in use;

1. the clamping mechanism is arranged, screws on the surface of the telescopic rod are unscrewed, the telescopic rod is pulled again, the telescopic rod drives the clamping plate to move, the clamping plate is pulled again, the clamping plate slides in the adjusting groove, the front wheel support of the motorcycle is placed between the adjacent clamping plates, the clamping pad is driven to move under the elastic force action of the telescopic spring, the clamping pad is tightly attached to the motorcycle support, the motorcycle is protected under the action of the clamping pad, the fastening screws are screwed again, the motorcycle is clamped and fixed, the clamping function of the dynamometer on the motorcycle is realized, and the phenomenon that the dynamometer topples over the motorcycle in the use process is avoided;

2. through being provided with the mechanism of blowing, place the mounting panel on the surface of chassis, screw up the fastening bolt on connecting block surface, fix mounting panel and chassis under fastening bolt's effect, control cooling blower work, cold wind blows off through going out the tuber pipe, blow to the wheel of motorcycle, the cooling air is trailed in real time, the inertia resistance that the motorcycle received when going on the road is reappeared in the simulation, air resistance, climbing resistance, running resistance such as frictional resistance, thereby carry out the capability test under the different operating modes to the motorcycle of different discharge capacities, the function of dynamometer to motorcycle resistance test has been realized, thereby practicality when the dynamometer uses has been improved.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view of the clamping mechanism in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural view of the blowing mechanism in fig. 2 according to the present invention.

In the figure: 1. a chassis; 101. a speed sensor; 102. a rotating shaft; 103. a drum; 104. a power absorbing device; 105. a support bearing; 106. a force sensor; 2. a clamping mechanism; 201. an adjustment groove; 202. a clamping plate; 203. fastening screws; 204. a clamping pad; 205. a tension spring; 206. a telescopic rod; 3. a blowing mechanism; 301. an air outlet pipe; 302. mounting a plate; 303. connecting blocks; 304. fastening a bolt; 305. and (6) a cooling fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some of the embodiments of the present invention, rather than all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

The utility model provides a structure of a chassis dynamometer of a two-wheel motorcycle as shown in figure 1 and figure 2, which comprises a chassis 1, a speed sensor 101 fixed in the chassis 1, a rotating shaft 102 arranged on the surface of the speed sensor 101, the shaft 102 and the speed sensor 101 are rotatably engaged with each other, a support bearing 105 is sleeved on the surface of the shaft 102, a roller 103 is fixed on the surface of the shaft 102, a power absorption device 104 is sleeved on the surface of the shaft 102, and the surface of the power absorbing device 104 is provided with a force sensor 106, the force sensor 106 is used for detecting the load force of the stator, the roller 103 and the power absorbing device 104 are directly combined into a whole through the same main shaft and are arranged on the chassis 1 through a supporting bearing 105, a coupler is not needed before the roller 103 and the power absorbing device 104, the whole rotating device is only provided with two supporting bearings 105, and the speed sensor 101 is connected with the main shaft of the roller 103 in series.

Further, as shown in fig. 1, 2 and 3, the surface of the chassis 1 is provided with the clamping mechanism 2, the clamping mechanism 2 includes an adjusting groove 201, a clamping plate 202, a fastening screw 203, a clamping pad 204 and a telescopic spring 205 inside, the surface of the two sides of the chassis 1 is provided with the telescopic rod 206, the surface of the telescopic rod 206 is provided with the clamping plate 202, the surface of the telescopic rod 206 is provided with the adjusting groove 201, the adjusting groove 201 and the clamping plate 202 are in sliding fit with each other, the surface of the clamping plate 202 is connected with the fastening screw 203 in a threaded manner, one end of the fastening screw 203 penetrates through the clamping plate 202 and extends to one side of the clamping plate 202, the inside of the clamping plate 202 is provided with the clamping pad 204, the surface of the clamping plate 202 is provided with the telescopic springs 205 at equal intervals, and one end of the telescopic spring 205 is fixedly connected with the surface of the clamping pad 204.

During implementation, the screw on the surface of the telescopic rod 206 is unscrewed, the telescopic rod 206 is pulled again, the telescopic rod 206 drives the clamping plate 202 to move, the clamping plate 202 is pulled again, the clamping plate 202 slides in the adjusting groove 201, a motorcycle front wheel support is placed between the adjacent clamping plates 202, the clamping pad 204 is driven to move under the elastic force action of the telescopic spring 205, the clamping pad 204 is tightly attached to the motorcycle support, the motorcycle is protected under the action of the clamping pad 204, the fastening screw 203 is screwed again, the motorcycle is clamped and fixed, and the clamping function of the dynamometer on the motorcycle is realized.

Further, as shown in fig. 1, 2 and 4, a blowing mechanism 3 is disposed on the surface of the chassis 1, the blowing mechanism 3 is composed of an air outlet pipe 301, a mounting plate 302, a connecting block 303, a fastening bolt 304 and a cooling fan 305, the mounting plate 302 is disposed on the surface of the chassis 1, the cooling fan 305 is mounted on the surface of the mounting plate 302, the air outlet pipe 301 is fixed on the output end of the cooling fan 305, the connecting block 303 is fixed on the corner positions of the surface of the mounting plate 302, the fastening bolt 304 is connected to the surface of the connecting block 303 through a thread, and one end of the fastening bolt 304 penetrates through the connecting block 303 and is fastened to the surface of the chassis 1 through a thread.

During implementation, the mounting plate 302 is placed on the surface of the underframe 1, the fastening bolts 304 on the surface of the connecting block 303 are screwed, the mounting plate 302 and the underframe 1 are fixed under the action of the fastening bolts 304, the cooling fan 305 is controlled to work, cold air is blown out through the air outlet pipe 301, the wheels of the motorcycle are blown, the cooling air is tracked in real time, running resistances such as inertia resistance, air resistance, climbing resistance and friction resistance, which are born by the motorcycle when the motorcycle runs on a road, are simulated and reproduced, and therefore performance tests under different working conditions are carried out on the motorcycles with different displacement, and the function of the dynamometer on testing the resistance of the motorcycle is achieved.

The working principle is as follows: when the motorcycle dynamometer is used, firstly, the underframe 1 is placed at a specified position, the front wheel of a motorcycle is placed on the surface of the power absorption device 104, the rear wheel of the motorcycle is placed on the surface of the roller 103, then, screws on the surface of the telescopic rod 206 are loosened, the telescopic rod 206 is pulled, the telescopic rod 206 drives the clamping plate 202 to move, the clamping plate 202 is pulled, the clamping plate 202 slides in the adjusting groove 201, the front wheel bracket of the motorcycle is placed between the adjacent clamping plates 202, the clamping pad 204 is driven to move under the action of the elastic force of the telescopic spring 205, the clamping pad 204 is attached to the motorcycle bracket, the motorcycle is protected under the action of the clamping pad 204, and the fastening screw 203 is screwed, so that the motorcycle is clamped and fixed, the motorcycle is clamped by the dynamometer, and the phenomenon that the motorcycle is toppled over in the use process of the dynamometer is avoided.

Subsequently, the driving roller 103 rotates, the mounting plate 302 is placed on the surface of the chassis 1, the fastening bolts 304 on the surface of the connecting block 303 are screwed, the mounting plate 302 and the chassis 1 are fixed under the action of the fastening bolts 304, the cooling fan 305 is controlled to work, cold air is blown out through the air outlet pipe 301, air is blown to the wheels of the motorcycle, the cooling air is tracked in real time, the driving resistances such as the inertia resistance, the air resistance, the climbing resistance and the friction resistance of the motorcycle when the motorcycle runs on a road are simulated and reproduced, performance tests under different working conditions are carried out on the motorcycles with different discharge capacities, the function of the dynamometer on the resistance test of the motorcycle is realized, and the practicability of the dynamometer in use is improved.

Because the chassis 1 has no coupler, the problem of shaft eccentricity is avoided, coupling stress caused by shaft eccentricity is avoided, only two supporting bearings 105 are used, the rotating resistance is reduced, the accuracy degree during detection is improved, and the use work of the dynamometer is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a two-wheeled motorcycle chassis dynamometer, includes chassis (1), its characterized in that: the utility model discloses a power absorption device, including chassis (1), speed sensor (101), pivot (102), supporting bearing (105), pivot (102), power absorbing device (104), power sensor (106) and clamping mechanism (2), the surface of chassis (1) all is provided with clamping mechanism (2), the surface of chassis (1) is provided with blowing mechanism (3), the surface of speed sensor (101) is provided with pivot (102), and pivot (102) and speed sensor (101) normal running fit each other, the surface of pivot (102) all overlaps and is equipped with supporting bearing (105), the fixed surface of pivot (102) has cylinder (103), the surface cover of pivot (102) is equipped with power absorbing device (104) to the surface mounting of power absorbing device (104) has force sensor (106).

2. A motorcycle chassis dynamometer according to claim 1, further comprising: the force sensor (106) is used for detecting the load force of the stator, the roller (103) and the power absorption device (104) are directly combined into a whole through the same main shaft and are installed on the base frame (1) through the supporting bearing (105), a coupler is not needed in front of the roller (103) and the power absorption device (104), the whole rotating device is only provided with the two supporting bearings (105), and the speed sensor (101) is connected with the main shaft of the roller (103) in series.

3. A motorcycle chassis dynamometer according to claim 1, further comprising: the inside of clamping mechanism (2) includes adjustment tank (201), clamp plate (202), fastening screw (203), presss from both sides tight pad (204) and expanding spring (205) respectively, telescopic link (206) are all installed on the surface of chassis (1) both sides, the surface of telescopic link (206) is provided with clamp plate (202), adjustment tank (201) have been seted up on the surface of telescopic link (206), and adjustment tank (201) and clamp plate (202) sliding fit each other.

4. A motorcycle chassis dynamometer according to claim 3, further comprising: the clamping plate is characterized in that a fastening screw (203) is connected to the surface of the clamping plate (202) in a threaded mode, one end of the fastening screw (203) penetrates through the clamping plate (202) and extends to one side of the clamping plate (202), a clamping pad (204) is arranged inside the clamping plate (202), the surface of the clamping plate (202) is provided with equidistant expansion springs (205), and one end of each expansion spring (205) is fixedly connected with the surface of the clamping pad (204).

5. A motorcycle chassis dynamometer according to claim 1, further comprising: blow mechanism (3) and constitute by air-out pipe (301), mounting panel (302), connecting block (303), fastening bolt (304) and cooling blower (305), the surface of chassis (1) is provided with mounting panel (302), the surface mounting of mounting panel (302) has cooling blower (305) to the output of cooling blower (305) is fixed with air-out pipe (301), the corner position department on mounting panel (302) surface all is fixed with connecting block (303).

6. The motorcycle chassis dynamometer of claim 5, wherein: and a fastening bolt (304) is connected to the surface of the connecting block (303) in a threaded manner, and one end of the fastening bolt (304) penetrates through the connecting block (303) and is fastened with the surface of the underframe (1) in a threaded manner.