CN113008576A

CN113008576A - Be used for new forms of energy electric motor car tire capability test device

Info

Publication number: CN113008576A
Application number: CN202110108387.2A
Authority: CN
Inventors: 赵加赠; 尹付裕
Original assignee: Hangzhou Qiyu Information Technology Co ltd
Current assignee: Hangzhou Qiyu Information Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-06-22

Abstract

The invention discloses a tire performance testing device for a new energy electric vehicle, which relates to the technical field of testing equipment and comprises a mounting disc, wherein a first mounting groove is formed in the mounting disc, the mounting disc is rotatably connected with a transmission shaft at the first mounting groove, a second gear is fixedly sleeved on the outer wall of the transmission shaft, a second mounting groove is formed in the mounting disc, a rotating shaft is rotatably connected with the mounting disc at the second mounting groove, and a first gear is fixedly sleeved on the outer wall of the rotating shaft. The detection efficiency is greatly improved, and the detection cost is reduced.

Description

Be used for new forms of energy electric motor car tire capability test device

Technical Field

The invention relates to the technical field of testing equipment, in particular to a tire performance testing device for a new energy electric vehicle.

Background

The automobile tire is one of important parts of the automobile, is directly contacted with a road surface, and is used for relieving the impact on the automobile when the automobile runs together with an automobile suspension so as to ensure that the automobile has good riding comfort and running smoothness; the good adhesion between the wheels and the road surface is ensured; the traction, braking and passing performance of the automobile are improved; bearing the weight of the automobile, the important role of the tire on the automobile is more and more paid attention by people. However, along with the increase of the tire yield, the quality problem of the tire is gradually highlighted, and the tire with poor quality causes serious safety hazard to the vehicle. Therefore, it is important to check the quality of the tire before the tire is shipped, so as to ensure the quality of the tire.

The invention relates to a detection device, in particular to an automobile tire performance detection device, which belongs to the existing automobile tire performance detection device such as application number CN 201810823004.8. Therefore, the technical problem of the invention is as follows: the automobile tire performance detection device can automatically detect the automobile tire performance and save time and labor. The technical scheme is as follows: a device for detecting the performance of an automobile tire comprises a U-shaped frame, a first spring, a rough road surface, a high-temperature road surface, a low-temperature road surface, a first slide rail, a first slide block, a screw rod, a second slide rail, a second slide block and the like; the bottom in the U-shaped frame is connected with first spring from the front to the back and from a left side to the right at even interval, and the first spring top of front side is connected with rough road surface. The invention can automatically detect the performance of the automobile tire by rotating and rubbing the automobile tire body on the rough road surface, the high-temperature road surface and the low-temperature road surface and then observing the abrasion degree of the automobile tire body, so that the automobile tire can roll on the road surface without driving the automobile, thereby saving time and labor.

For example, No. CN211696970U discloses a tire performance detection device, including main bottom plate, sub-bottom plate and movable plate, the smooth block is installed through the mounting groove in main bottom plate top and smooth block one side is installed the wave-shaped piece through the mounting groove, install rough block and wave-shaped piece one side through the mounting groove between wave-shaped piece and the smooth block and install the high temperature piece through the mounting groove, main bottom plate one side welding has sub-bottom plate and sub-bottom plate top both ends to have the slide rail through the bolt, sub-bottom plate top is provided with movable plate and movable plate bottom both ends and has the slider through the bolt, movable plate top welding has main tributary vaulting pole and main tributary vaulting pole top cover to be equipped. The utility model discloses a simple structure, convenient operation can detect out the wearing and tearing that the tire caused on different road surfaces, is fit for being extensively promoted and used.

The tire performance detection device has the following defects: firstly, when a tire of a wheel is detected, a rim and a spoke which are matched with the type of the tire are used, the tire, the matched rim and spoke are used together, then the performance of the tire can be detected, the detection on the tire with different types is very troublesome, and the detection can be carried out only by generating the rim and the spoke which are matched with the tire; secondly, the deformation and the pressure generated by the extrusion of the tire and the road surface during the test can not be observed constantly by the existing detection device.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a tire performance testing device for a new energy electric vehicle.

In order to achieve the purpose, the invention adopts the following technical scheme:

a tire performance testing device for a new energy electric vehicle comprises a mounting disc, wherein a first mounting groove is formed in the mounting disc, a transmission shaft is rotatably connected to the mounting disc at the first mounting groove, a second gear is fixedly sleeved on the outer wall of the transmission shaft, a second mounting groove is formed in the mounting disc, a rotating shaft is rotatably connected to the mounting disc at the second mounting groove, a first gear is fixedly sleeved on the outer wall of the rotating shaft, a ring-shaped chute is formed in the mounting disc, a circular ring is slidably connected to the inside of the ring-shaped chute, a chute is formed in the mounting disc, a rack is movably connected to the inside of the chute, a mounting cylinder is fixedly connected to one end of the rack, a pressure sensor is fixedly mounted on the inner wall of the mounting cylinder, a first spring is fixedly connected to the upper surface of the pressure sensor, and a connecting rod is fixedly connected, the other end fixedly connected with splint of connecting rod, the outer wall fixed mounting of mounting disc has power module, the outer wall fixed mounting of mounting disc has microcontroller, the outer wall fixed mounting of mounting disc has bluetooth transmitter.

Preferably, the second gear, the rack, the mounting cylinder and the clamping plates are eight and are arranged along the shaft core of the mounting disc at equal intervals, and the clamping plates are fan-shaped.

Preferably, a fixing hole is formed in the axis of the mounting disc, a limiting groove is formed in the position, located in the fixing hole, of the mounting disc, and a fixing cover is fixedly mounted on the outer wall of the mounting disc through screws.

Preferably, the inner wall of the mounting disc is fixedly connected with a sliding rod located at the sliding groove, and the outer wall of the sliding rod is connected with a rack in a sliding mode.

Preferably, the inside of mounting disc is located ring type spout department and has seted up the ring type spacing groove, the equal fixedly connected with spacing strip of upper and lower both sides outer wall of ring, the inside of ring type spacing groove and the outer wall sliding connection of spacing strip.

Preferably, the inner ring and the outer ring of the circular ring are both provided with teeth, the inner ring teeth of the circular ring are meshed with the first gear, the outer ring teeth of the circular ring are meshed with the second gear, and the second gear is meshed with the rack.

Preferably, the upper surface of the clamping plate is fixedly connected with an anti-slip plate, two sides of the lower surface of the clamping plate are fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the outer wall of the mounting disc.

Preferably, the other end of the rotating shaft penetrates through and extends to the outside of the mounting disc, the other end of the rotating shaft is fixedly connected with a rotary disc, the end of the outer wall of the rotary disc is connected with a fastening screw, and the other end of the fastening screw is in contact with the outer wall of the mounting disc.

Preferably, microcontroller and power module electric connection, bluetooth transmitter, pressure sensor all with microcontroller electric connection.

The invention has the beneficial effects that:

1. according to the tire fixing device, the turntable drives the rotating shaft to rotate, the rotating shaft drives the first gear to rotate, the first gear is meshed with the circular ring, the first gear drives the circular ring to rotate, the circular ring drives the second gear to rotate, the second gear drives the rack to move towards the outer side, the rack drives the mounting cylinder to move towards the outer side, the mounting cylinder drives the clamping plate to move towards the outer side through the connecting rod, the clamping plate drives the anti-slip plate to move, the anti-slip plate is in contact with the inner wall of a tire, the inner wall of the tire is extruded, the tire is fixed, and the tire can be fixed without using a rim and a spoke which are matched with the tire model, so that the tire is detected, the detection efficiency is greatly improved, and the detection cost is reduced.

2. According to the invention, when the tire is in contact with the friction surface of the detection device, the friction surface can extrude the tire, the extruded tire can be sunken inwards, the sunken part can drive the antiskid plate and the clamping plate to contract, the clamping plate can drive the connecting rod to contract, the connecting rod extrudes the first spring, the first spring extrudes the pressure sensor, the pressure sensor transmits detected data to the microcontroller, and the microcontroller transmits the detected data to an external controller through the Bluetooth transmitter, so that the deformation and the pressure generated by extrusion of the tire and the road surface during testing can be observed constantly, the abrasion condition of the tire at the position can be reflected through the numerical value change of the pressure, and the working efficiency is further improved.

Drawings

Fig. 1 is a schematic structural diagram of a tire performance testing device for a new energy electric vehicle according to the present invention.

FIG. 2 is a schematic structural diagram of a first mounting groove, a sliding groove and a sliding rod of the device for testing the tire performance of the new energy electric vehicle.

Fig. 3 is a schematic structural diagram of a second mounting groove, a ring-shaped sliding groove and a ring-shaped limiting groove of the new energy electric vehicle tire performance testing device of the invention.

Fig. 4 is a top view of a ring of the tire performance testing device for the new energy electric vehicle according to the invention.

Fig. 5 is a cross-sectional view at a-a in fig. 4 of the tire performance testing device for the new energy electric vehicle of the present invention.

Fig. 6 is a schematic partial structure diagram at a in fig. 1 of a tire performance testing device for a new energy electric vehicle according to the present invention.

Fig. 7 is a schematic structural diagram of a ring, a rack and a second gear of the new energy electric vehicle tire performance testing device.

Fig. 8 is a schematic structural diagram of a clamping plate and an installation cylinder of the device for testing the tire performance of the new energy electric vehicle.

Fig. 9 is a front view of a tire performance testing device for a new energy electric vehicle according to the present invention.

Fig. 10 is a schematic diagram of the motion states of the structures in fig. 9 of the tire performance testing device for the new energy electric vehicle according to the invention.

Fig. 11 is a schematic view of a connection relationship structure of a voltage sensor, a source module, a microcontroller and a bluetooth transmitter of the device for testing the tire performance of the new energy electric vehicle.

Reference numbers in the figures: 1. mounting a disc; 2. a fixing hole; 201. a limiting groove; 3. a first mounting groove; 4. A chute; 5. a slide bar; 6. a second mounting groove; 7. a ring-shaped chute; 8. an annular limiting groove; 9. a circular ring; 901. a limiting strip; 10. a splint; 11. a rotating shaft; 12. a first gear; 13. a rack; 14. A drive shaft; 15. a second gear; 16. an anti-skid plate; 17. mounting the cylinder; 18. a connecting rod; 19. A first spring; 20. a pressure sensor; 21. a second spring; 22. a turntable; 23. fastening the screws; 24. a power supply module; 25. a microcontroller; 26. a Bluetooth transmitter; 27. and (5) fixing the cover.

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.

Example (b):

as shown in figures 1 to 11:

a tire performance testing device for a new energy electric vehicle comprises a mounting disc 1, a first mounting groove 3 is formed in the mounting disc 1, a transmission shaft 14 is rotatably connected to the position, located in the first mounting groove 3, of the mounting disc 1, a second gear 15 is fixedly sleeved on the outer wall of the transmission shaft 14, a second mounting groove 6 is formed in the mounting disc 1, a rotating shaft 11 is rotatably connected to the position, located in the second mounting groove 6, of the mounting disc 1, a first gear 12 is fixedly sleeved on the outer wall of the rotating shaft 11, a circular sliding groove 7 is formed in the mounting disc 1, a circular ring 9 is slidably connected to the inner portion of the circular sliding groove 7, a sliding groove 4 is formed in the mounting disc 1, a rack 13 is movably connected to the inner portion of the sliding groove 4, one end of the rack 13 is fixedly connected with a mounting cylinder 17, a pressure sensor 20 is fixedly mounted on the inner wall of the mounting cylinder, the other end fixedly connected with splint 10 of connecting rod 18, the outer wall fixed mounting of mounting disc 1 has power module 24, the outer wall fixed mounting of mounting disc 1 has microcontroller 25, the outer wall fixed mounting of mounting disc 1 has bluetooth transmitter 26.

A second gear 15, a rack 13 and an installation cylinder 17, splint 10 is eight, and prolong the axle core equidistance of mounting disc 1 and arrange, splint 10 is the fan-type, fixed orifices 2 have been seted up to the axle center department of mounting disc 1, mounting disc 1 is located fixed orifices 2 department and has seted up spacing groove 201, there is fixed lid 27 outer wall of mounting disc 1 through screw fixed mounting, the inner wall fixedly connected with of mounting disc 1 is located the slide bar 5 of spout 4 department, the outer wall sliding connection of slide bar 5 has rack 13, ring type spacing groove 8 has been seted up to the inside of mounting disc 1 is located ring type spout 7 department, ring 9 is last, the equal fixedly connected with spacing 901 of lower both sides outer wall, the inside of ring type spacing groove 8 and the outer wall sliding connection of spacing 901, ring 9's inner ring all is provided with the tooth with the outer loop, ring 9's inner ring tooth and gear 12 meshes mutually, ring 9's outer loop tooth and gear 15 meshes mutually, gear two 15 and rack 13 intermeshing.

The upper surface fixedly connected with antiskid ribbed tile 16 of splint 10, the equal fixedly connected with spring two 21 in splint 10's the lower surface both sides, the other end of spring two 21 and the outer wall fixed connection of mounting disc 1, the other end of pivot 11 runs through and extends to the outside of mounting disc 1, the other end fixedly connected with carousel 22 of pivot 11, the outer wall of carousel 22 has held the connection and has tightly closed screw 23, the other end that tightly closes screw 23 contacts with the outer wall of mounting disc 1, microcontroller 25 and power module 24 electric connection, bluetooth transmitter 26, pressure sensor 20 all with microcontroller 25 electric connection, microcontroller 25 model is STM32F103RCT 6.

The specific use mode and function of the embodiment are as follows:

when the device is used, the device is sleeved on an output shaft of a testing device through the fixing hole 2, the fixed installation of the device is completed through the fixing cover 27, and a tire of the tire is sleeved on the outer side of the clamping plate 10, so that the inner wall of the tire is contacted with the outer wall of the clamping plate 10;

the above structure and process are shown in FIGS. 1-2.

The rotary table 22 is rotated, the rotary table 22 drives the rotary shaft 11 to rotate, the rotary shaft 11 drives the first gear 12 to rotate, the first gear 12 is meshed with the circular ring 9, the first gear 12 drives the circular ring 9 to rotate, the circular ring 9 drives the second gear 15 to rotate, the second gear 15 drives the rack 13 to move towards the outer side, the rack 13 drives the mounting cylinder 17 to move towards the outer side, the mounting cylinder 17 drives the clamping plate 10 to move towards the outer side through the connecting rod 18, the clamping plate 10 drives the anti-skid plate 16 to move, the anti-skid plate 16 is contacted with the inner wall of the tire and extrudes the inner wall of the tire, the tire can be fixed without using a rim and a spoke matched with the model of the tire, and therefore the tire can be detected, the detection efficiency is greatly improved, and the detection cost is reduced;

the above structure and process are shown in FIGS. 6-9.

When the tire contacted with detection device's friction surface, the friction surface can extrude the tire, by extruded tire can inwards sunken, sunken department can drive antiskid ribbed tile 16 and splint 10 shrink this moment, splint 10 can drive the shrink of connecting rod 18, connecting rod 18 extrudees spring 19, spring 19 extrudees pressure sensor 20, microcontroller 25 is transmitted to the data that pressure sensor 20 detected, microcontroller 25 is through bluetooth transmitter 26 data transmission to external controller with detecting, thereby realize constantly observing deformation and the pressure size that the tire produced with the road surface extrusion in the test, and the numerical value through pressure changes the wearing and tearing condition that can reflect the tire of department, further improved work efficiency.

The above structure and process are shown in FIGS. 8-11.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The device for testing the performance of the new energy electric vehicle tire comprises a mounting disc (1) and is characterized in that a first mounting groove (3) is formed in the mounting disc (1), a transmission shaft (14) is rotatably connected to the position, located in the first mounting groove (3), of the mounting disc (1), a second gear (15) is fixedly sleeved on the outer wall of the transmission shaft (14), a second mounting groove (6) is formed in the mounting disc (1), a rotating shaft (11) is rotatably connected to the position, located in the second mounting groove (6), of the mounting disc (1), a first gear (12) is fixedly sleeved on the outer wall of the rotating shaft (11), a ring-shaped sliding groove (7) is formed in the mounting disc (1), a circular ring (9) is slidably connected to the inside of the ring-shaped sliding groove (7), a sliding groove (4) is formed in the mounting disc (1), and a rack (13) is movably connected to the inside of, the utility model discloses a bluetooth headset, including rack (13), the one end fixedly connected with installation section of thick bamboo (17) of rack (13), the inner wall fixed mounting of installation section of thick bamboo (17) has pressure sensor (20), the last fixed surface of pressure sensor (20) is connected with spring (19), the other end fixedly connected with connecting rod (18) of spring (19), the other end fixedly connected with splint (10) of connecting rod (18), the outer wall fixed mounting of mounting disc (1) has power module (24), the outer wall fixed mounting of mounting disc (1) has microcontroller (25), the outer wall fixed mounting of mounting disc (1) has bluetooth transmitter (26).

2. The device for testing the tire performance of the new energy electric vehicle is characterized in that the second gear (15), the rack (13), the mounting cylinder (17) and the clamping plates (10) are eight and are arranged at equal intervals along the axis of the mounting disc (1), and the clamping plates (10) are fan-shaped.

3. The new energy electric vehicle tire performance testing device is characterized in that a fixing hole (2) is formed in the axis of the mounting disc (1), a limiting groove (201) is formed in the position, located in the fixing hole (2), of the mounting disc (1), and a fixing cover (27) is fixedly mounted on the outer wall of the mounting disc (1) through screws.

4. The device for testing the tire performance of the new energy electric vehicle is characterized in that a sliding rod (5) located at the sliding groove (4) is fixedly connected to the inner wall of the mounting plate (1), and a rack (13) is connected to the outer wall of the sliding rod (5) in a sliding mode.

5. The new energy electric vehicle tire performance testing device as claimed in claim 1, wherein a ring-shaped limiting groove (8) is formed in the mounting plate (1) at the ring-shaped sliding groove (7), the outer walls of the upper side and the lower side of the ring (9) are fixedly connected with a limiting strip (901), and the inside of the ring-shaped limiting groove (8) is connected with the outer wall of the limiting strip (901) in a sliding manner.

6. The new energy electric vehicle tire performance testing device as claimed in claim 1, wherein the inner ring and the outer ring of the circular ring (9) are provided with teeth, the inner ring teeth of the circular ring (9) are meshed with the first gear (12), the outer ring teeth of the circular ring (9) are meshed with the second gear (15), and the second gear (15) is meshed with the rack (13).

7. The new energy electric vehicle tire performance testing device is characterized in that an anti-slip plate (16) is fixedly connected to the upper surface of the clamping plate (10), a second spring (21) is fixedly connected to both sides of the lower surface of the clamping plate (10), and the other end of the second spring (21) is fixedly connected with the outer wall of the mounting plate (1).

8. The device for testing the tire performance of the new energy electric vehicle is characterized in that the other end of the rotating shaft (11) penetrates through and extends to the outside of the mounting disc (1), the other end of the rotating shaft (11) is fixedly connected with a rotating disc (22), the end of the outer wall of the rotating disc (22) is connected with a fastening screw (23), and the other end of the fastening screw (23) is in contact with the outer wall of the mounting disc (1).

9. The device for testing the tire performance of the new energy electric vehicle is characterized in that the microcontroller (25) is electrically connected with the power module (24), and the Bluetooth transmitter (26) and the pressure sensor (20) are electrically connected with the microcontroller (25).