CN211668773U - Portable electric vehicle detection system - Google Patents
Portable electric vehicle detection system Download PDFInfo
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- CN211668773U CN211668773U CN202020591079.0U CN202020591079U CN211668773U CN 211668773 U CN211668773 U CN 211668773U CN 202020591079 U CN202020591079 U CN 202020591079U CN 211668773 U CN211668773 U CN 211668773U
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Abstract
The utility model provides a portable electric vehicle detecting system, including dynamometer, alternating current and direct current parameter measurement appearance, speed sensor and rotational speed and speed tester, the work area of dynamometer places one and is examined the electric motor car, alternating current and direct current parameter measurement appearance links to each other with examined electric motor car motor electrical property, speed sensor sets up on the lateral wall of dynamometer, and its input is close to examined electric motor car wheel, its output electric connection rotational speed and speed tester, the utility model discloses simple structure, portable can realize examining the detection of power under electric motor car motor no-load state and the different load condition, can also measure electric motor car wheel's rotational speed and speed simultaneously, has improved the detection efficiency of equipment.
Description
Technical Field
The utility model relates to an electric motor car check out test set especially relates to a portable electric vehicle detecting system.
Background
Along with the development of national economy, the environmental awareness of people is gradually increased, a new energy travel tool gradually comes into the life of people, wherein an electric vehicle is taken as a travel tool which is simple to ride, clean and environment-friendly, and is deeply loved by people, nowadays, the electric vehicle has become a traffic tool which is not in shortage in the daily life of people, but a detection means for the performance of the electric vehicle is not perfect, and the detection result of some performances of the electric vehicle is not accurate enough, so more and more detection equipment for the performance of the electric vehicle is developed, for example, in Chinese patent with application date of 2018.04.11, application number of CN208206358U, invention name of "an electric vehicle dynamometer", a device for detecting the power of the motor of the electric vehicle is disclosed, but the device related in the patent can only detect the power of the motor of the electric vehicle in an idle load state and different load states in the actual use process, the electric vehicle speed under the current power can not be measured, and equipment is bulky, and inconvenient the use place that shifts, and then has reduced its practicality.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main purpose solves the problem that exists among the prior art, a simple and practical is provided, can be according to user's demand, utilize alternating current and direct current parameter measurement appearance to the electric current, voltage and the motor power under the state of being examined electric motor car idle state and different loads detect, and utilize rotational speed and speedometer synchronous detection to detect out the measured data who is examined rotational speed and speed under the electric motor car current operating condition, improve its detection efficiency, equipment is small simultaneously, be convenient for shift carries, therefore, the clothes hanger is strong in practicability, easy operation's portable electric vehicle detecting system.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a portable electric vehicle detecting system, includes dynamometer, alternating current and direct current parameter measurement appearance, speed sensor and rotational speed and speed tester, the electric motor car of being examined is placed to the work area of dynamometer, alternating current and direct current parameter measurement appearance links to each other with the motor electrical property of the electric motor car of being examined, speed sensor sets up on the lateral wall of dynamometer, and its input is close to the electric motor car wheel of being examined, and its output electric connection rotational speed and speed tester.
Further, the dynamometer includes organism, first sheave, second sheave, arrestment mechanism and rubber cushion, set up the holding chamber on the organism, first sheave and the adjacent rotation of second sheave set up in the holding intracavity, and be connected through arrestment mechanism between first sheave and the second sheave, arrestment mechanism connects on the holding intracavity lateral wall, the rubber cushion is the rectangle through the bolt and locates on the organism diapire soon.
Furthermore, the groove working surfaces of the first sheave and the second sheave are both provided with anti-skid and wear-resistant layers.
Furthermore, the brake mechanism is arranged to include a brake and a brake screw, the brake is connected with the first sheave and the second sheave, the brake screw penetrates through the side wall of the accommodating cavity, and the brake screw is connected to the input end of the brake.
Furthermore, a protective shell is connected to the inner side wall of the accommodating cavity of the machine body and located above the brake.
Further, a lifting lug and a safety belt are arranged on the machine body, the lifting lug is arranged on the machine body in a rectangular shape, and two ends of the safety belt are connected to the lifting lug respectively.
Furthermore, the safety belt is provided with an adjusting buckle and two groups of hooks, the adjusting buckle is sleeved on the safety belt, and the hooks are respectively connected and arranged at two ends of the safety belt.
Further, alternating current and direct current electrical parameter measuring apparatu includes casing, first battery, electrical parameter detection module and display screen, first battery and electrical parameter detection module are connected respectively on the casing diapire, and electric connection between this first battery and the electrical parameter detection module, the display screen sets up on the casing lateral wall, and this display screen electric connection electrical parameter detection module.
Further, set up anodal terminal and negative terminal on the AC/DC electrical parameter measuring apparatu lateral wall, anodal terminal input and negative terminal input link to each other with electrical parameter detection module electrical property respectively, just anodal terminal output passes through the anodal of wire electric connection examined electric motor car motor, the output electric connection of negative terminal is examined the negative pole of electric motor car motor.
Further, rotational speed and speed tester includes box, second battery, rotational speed and speed measurement module and display panel, the second battery is connected respectively on the box diapire with rotational speed and speed measurement module, and the electrical property links to each other between second battery and the rotational speed and the speed measurement module, display panel connects on the outer roof of box, and this display panel links to each other with rotational speed and speed measurement module electrical property.
Further, set up a binding post on the rotational speed and speed tester lateral wall, binding post's output electric connection rotational speed and speed measurement module, its input passes through the wire and links to each other with the tachometer electrical property.
The utility model has the advantages and positive effects that: the utility model discloses a dynamometer machine detects the electric motor car, and utilize the arrestment mechanism on the dynamometer machine, to being applyed unloaded and different loads by the electric motor car, the use alternating current-direct current parameter measuring apparatu of deuterogamying, make it can record the motor power under electric motor car unloaded state and the different load condition, and simultaneously, utilize rotational speed and speed tester, can record rotational speed and speed under the different power of electric motor car, and then improved this electric vehicle detecting system's detection efficiency, and the utility model discloses simple structure, high durability and convenient operation, portable and transfer, the use in the more mobility place of electric motor car such as suitable highway, so its practicality is stronger.
Drawings
Fig. 1 is a schematic structural diagram of the middle dynamometer and the rotating speed and speed tester of the present invention.
Fig. 2 is a schematic structural diagram of an ac/dc parameter measuring instrument.
Fig. 3 is a schematic diagram of the structure of the rotational speed and speed tester.
Fig. 4 is a schematic view of the connection of the rubber pad block and the machine body.
Fig. 5 is a schematic structural view of the brake mechanism.
Fig. 6 is a schematic view of the connection of the lifting lug and the safety belt.
FIG. 7 is a block diagram of the electrical connection between the electric vehicle motor and the AC/DC parameter measuring instrument.
FIG. 8 is a block diagram of the electrical connections between the tachometer and the tachometer.
In the figure: the dynamometer comprises a dynamometer 1, a machine body 11, a first sheave 12, a second sheave 13, a braking mechanism 14, a brake 141, a brake screw 142, a rubber cushion block 15, a protective shell 16, a lifting lug 17, a safety belt 18, an adjusting buckle 181, a hook 182, an alternating current and direct current parameter measuring instrument 2, a shell 21, a first storage battery 22, an electrical parameter detecting module 23, a display screen 24, a positive terminal 25, a negative terminal 26, a rotating speed and speed tester 3, a box body 31, a second storage battery 32, a rotating speed and speed measuring module 33, a display panel 34, a connecting terminal 35 and a rotating speed sensor 4.
Detailed Description
For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.
As shown in fig. 1-8, a portable electric vehicle detection system includes a dynamometer 1, an ac/dc parameter measuring instrument 2, a rotation speed sensor 4 and a rotation speed and speed tester 3, wherein an electric vehicle to be detected is placed in a working area of the dynamometer 1, the ac/dc parameter measuring instrument 2 is electrically connected to a motor of the electric vehicle to be detected, the rotation speed sensor 4 is disposed on a side wall of the dynamometer 1, an input end of the rotation speed sensor is close to a wheel of the electric vehicle to be detected, and an output end of the rotation speed sensor is electrically connected to the rotation speed and speed tester 3, and the dynamometer 1 and the ac/dc parameter measuring instrument 2 are used in cooperation to detect power of the motor of the electric vehicle to be detected in an idle state and different load states, and the rotation speed and speed of the wheel of the electric vehicle to be detected can be measured by the rotation.
Further, the dynamometer 1 comprises a machine body 11, a first sheave 12, a second sheave 13, a braking mechanism 14 and a rubber cushion block 15, wherein the machine body 11 is provided with an accommodating cavity, the first sheave 12 and the second sheave 13 are adjacently and rotatably arranged in the accommodating cavity, the first sheave 12 and the second sheave 13 are connected through the braking mechanism 14, the braking mechanism 14 is connected to the inner side wall of the accommodating cavity, and the rubber cushion block 15 is spirally arranged on the bottom wall of the machine body 11 in a rectangular shape through bolts. First sheave 12 and second sheave 13 take place to rotate under the drive of the electric motor car wheel of being examined, reuse actuating mechanism 14 and exert load to first sheave 12 and second sheave 13, and then exert load to the electric motor car wheel, thereby realized exerting different loads to the electric motor car of being examined, 15 top fixed connection bolts of rubber cushion simultaneously, and utilize the bolt to join in marriage rubber cushion 15 in the bottom of organism 11 soon, change the degree of depth of bolt in organism 11 through rotatory rubber cushion 15, and then adjust the height of organism 11 apart from ground, make dynamometer 1 can also keep the horizontality on the subaerial of unevenness, because rubber cushion 15 still has elasticity, consequently, the absorbing effect has still been played in the testing process.
Further, the groove working surfaces of the first grooved wheel 12 and the second grooved wheel 13 are both provided with anti-skidding wear-resistant layers, so that the friction between the wheels of the electric vehicle and the first grooved wheel 12 and the second grooved wheel 13 is increased, and the phenomenon of skidding when the wheels rotate is prevented.
Further, the brake mechanism 14 includes a brake actuator 141 and a brake screw 142, the brake actuator 141 is connected to the first sheave 12 and the second sheave 13, the brake screw 142 penetrates through the side wall of the accommodating cavity, and the brake screw 142 is connected to the input end of the brake actuator 141, a brake cable of the brake actuator 141 is wound on the brake screw 142, and by rotating the brake screw 142, the tightness of the brake cable can be adjusted, and when the tightness of the brake cable is larger, the pressure of a brake rubber block on the first sheave 12 and the second sheave 13 is larger, so as to increase or decrease the friction force applied to the first sheave 12 and the second sheave 13 during rotation, and at this time, the first sheave 12 and the second sheave 13 are loaded, thereby realizing the movement of the electric vehicle under different load states.
Further, a protective shell 16 is connected to the inner side wall of the accommodating cavity of the body 11, and the protective shell 16 is located above the brake 141, so as to prevent the brake 141 from entering dust and affecting the use effect of the brake 141.
Furthermore, a lifting lug 17 and a safety belt 18 are arranged on the machine body 11, the lifting lug 17 is arranged on the machine body 11 in a rectangular shape, two ends of the safety belt 18 are respectively connected to the lifting lug 17, the detected electric vehicle is fastened on the dynamometer 1 by using the safety belt 18 and the lifting lug 17, and safety accidents caused by the fact that the electric vehicle is separated from the dynamometer 1 in the detection process are prevented.
Furthermore, an adjusting buckle 181 and two groups of hooks 182 are arranged on the safety belt 18, the adjusting buckle 181 is sleeved on the safety belt 18, the hooks 182 are respectively connected and arranged at two ends of the safety belt 18, the safety belt 18 is connected with the dynamometer 1 by the hooks 182, the electric vehicle to be detected is fixed, and meanwhile, the tightness state of the binding of the electric vehicle to be detected can be adjusted by the adjusting buckle 181 on the safety belt 18.
Further, alternating current and direct current parameter measuring apparatu 2 includes casing 21, first battery 22, electrical parameter detection module 23 and display screen 24, first battery 22 and electrical parameter detection module 23 are connected respectively on the diapire in casing 21, and this first battery 22 and electrical parameter detection module 23 between the electrical behavior link to each other, display screen 24 sets up on the casing 21 lateral wall, and this display screen 24 electrical behavior link electrical parameter detection module 23, through using alternating current and direct current parameter measuring apparatu 2, realized the detection to electric motor car motor power under no load state and the different load states, and output measured data in real time through display screen 24, effectual detection efficiency that has guaranteed.
Further, set up anodal terminal 25 and negative terminal 26 on the AC/DC parameter measuring apparatu 2 lateral wall, anodal terminal 25 input and negative terminal 26 input link to each other with electrical parameter detection module 23 electrical property respectively, and anodal terminal 25 output passes through the anodal of wire electric connection detected electric motor car, the negative terminal of the electric motor car motor is detected to negative terminal 26's output electric connection, through use anodal terminal 25 and negative terminal 26 on AC/DC parameter measuring apparatu 2, under the accurate circumstances of guaranteeing to measure, make things convenient for electric motor car motor and AC/DC parameter measuring apparatu 2 to be connected, be convenient for the installation and the dismantlement of wire.
Further, the rotating speed and speed tester 3 comprises a box 31, a second storage battery 32, a rotating speed and speed measuring module 33 and a display panel 34, the second storage battery 32 and the rotating speed and speed measuring module 33 are respectively connected to the inner bottom wall of the box 31, the second storage battery 32 is electrically connected with the rotating speed and speed measuring module 33, the display panel 34 is connected to the outer top wall of the box 31, the display panel 34 is electrically connected with the rotating speed and speed measuring module 33, and the rotating speed and speed tester 3 is utilized to measure the rotating speed and the speed of the detected electric vehicle.
Further, a wiring terminal 35 is arranged on the side wall of the rotating speed and speed tester, the output end of the wiring terminal 35 is electrically connected with the rotating speed and speed measuring module 33, and the input end of the wiring terminal is electrically connected with the rotating speed sensor 4 through a wire, so that the rotating speed and the speed of the detected electric vehicle can be measured.
In addition, the specific structures and operating principles of the brake 141, the brake screw 142, the electrical parameter detecting module 23, the display screen 24, the rotational speed and speed tester 3, the rotational speed and speed measuring module 33, the display panel 34 and the rotational speed sensor 4 are prior art in the field, and the present application does not improve the above-mentioned structure, and the specific electrical connection modes, electrical connection structures and control principles between the first storage battery 22, the electrical parameter detecting module 23, the display screen 24, the positive terminal 25, the negative terminal 26 and the electric vehicle motor, and between the second storage battery 32, the rotational speed and speed measuring module 33, the display panel 34, the terminal 35 and the rotational speed sensor 4 all adopt prior art in the field, and meanwhile, the above-mentioned brake 141 adopts the existing bicycle brake structure, that is, the brake rubber block is adopted to contact the rim of the outer edges of the first sheave 12 and the second sheave 13, increase or reduce the frictional force that its rotation process received, and then realize exerting different loads to the electric motor car, display screen 24 can set up to the digital display screen, and display panel 34 can set up to the touch display screen, and first battery 22 and second battery 32 all can adopt the bolt to carry out fastening connection to it, and this application does not improve it, so no longer give unnecessary details.
The utility model discloses utilize dynamometer 1 to detect the electric motor car, through the arrestment mechanism 14 on dynamometer 1, apply different loads to being examined the electric motor car, the motor power under the motor car idle state and different load states can be recorded to the use alternating current-direct current parameter measuring apparatu 2 of deuterogamying, utilize rotational speed and speed tester 3, can record rotational speed and speed under the electric motor car different power, improved this electric vehicle detecting system's detection efficiency, simultaneously, the utility model discloses simple structure, convenient operation, portable and transfer, the use in the more mobile place of electric motor car such as suitable highway, consequently have better practicality, the concrete implementation process of the utility model is as follows:
1. an operator puts the dynamometer 1 on the ground, rotates the rubber cushion block 15 at the bottom of the adjusting machine body 11, namely, levels the dynamometer 1, enables the dynamometer 1 to be in a horizontal state, places the power output wheel of the detected electric vehicle in the working area of the dynamometer 1, enables the wheel to be positioned between the first grooved wheel 12 and the second grooved wheel 13 and to be in contact with the first grooved wheel 12 and the second grooved wheel 13, connects the hook 182 on the safety belt 18 with the lifting lug 17 on the dynamometer 1, fixes the detected electric vehicle in a cross binding mode, adjusts the adjusting buckle 181 on the safety belt 18 to fully fasten the detected electric vehicle, and measures the radius value of the wheel of the electric vehicle by using a box ruler;
2. the output end of a positive terminal 25 of the alternating current and direct current parameter measuring instrument 2 is connected with the positive electrode of the electric vehicle motor through a lead, the output end of a negative terminal 26 of the alternating current and direct current parameter measuring instrument 2 is connected with the negative electrode of the electric vehicle motor, meanwhile, the rotating speed sensor 4 is connected with the output end of a connecting terminal 35 of the rotating speed and speed tester 3 through a lead, the brake screw 142 is rotated, the tightness of a brake line on the brake 141 is reduced, a brake rubber block is separated from the first sheave 12 and the second sheave 13, and further the load of the brake mechanism 14 on the first sheave 12 and the second sheave 13 is zero;
3. the ac/dc parameter measuring instrument 2, the rotation speed and speed tester 3 and the electric vehicle to be tested are sequentially started, the ac/dc parameter measuring instrument 2 is processed and analyzed by the electrical parameter detecting module 23 along with the rotation of the electric vehicle motor, and the obtained current, voltage and power are displayed by the display screen 24 (the working principle of the place is the prior art, which is not improved in the present application, and is not described in detail herein), the rotation speed sensor 4 transmits the rotation speed of the wheel of the electric vehicle to be tested to the rotation speed and speed measuring module 33 by a wire, and then the radius of the wheel is input by the display panel 34, the rotation speed and speed measuring module 33 performs analysis and calculation by using the measured rotation speed and radius to obtain a speed value, and the obtained rotation speed value and the calculated speed value are transmitted to the display panel 34 to be displayed (the working principle of the place is the prior art, this is not improved in the present application and thus is not described in detail);
4. the alternating current and direct current parameter measuring instrument 2, the rotating speed and speed tester 3 and the detected electric vehicle are sequentially closed, after the wheel of the detected electric vehicle stops rotating, the brake screw 142 is rotated, the tightening degree of a brake cable on the brake 141 is increased, so that the brake rubber block applies load to the first sheave 12 and the second sheave 13, the step 3 is repeated, and the electric vehicle under load is detected;
5. and if the running conditions of the electric vehicle in different load states need to be detected, repeating the step 4, and if the detection is finished, closing the alternating current and direct current parameter measuring instrument 2, the rotating speed and speed tester 3 and the detected electric vehicle in sequence, taking the hook 182 on the safety belt 18 off the lifting lug 17 on the dynamometer 1, moving the detected electric vehicle out of the dynamometer 1, and taking the alternating current and direct current parameter measuring instrument 2 off the rotating speed and speed tester 3.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. A portable electric vehicle detection system, characterized by: including dynamometer (1), alternating current-direct current parameter measurement appearance (2), speed sensor (4) and rotational speed and speed tester (3), the work area of dynamometer (1) is placed one and is examined the electric motor car, alternating current-direct current parameter measurement appearance (2) links to each other with the motor electrical property of examining the electric motor car, speed sensor (4) set up on the lateral wall of dynamometer (1), and its input is close to and is examined electric motor car wheel, its output electric connection rotational speed and speed tester (3).
2. The portable electric vehicle detection system of claim 1, wherein: the dynamometer (1) comprises a machine body (11), a first grooved wheel (12), a second grooved wheel (13), a braking mechanism (14) and a rubber cushion block (15), an accommodating cavity is formed in the machine body (11), the first grooved wheel (12) and the second grooved wheel (13) are adjacently rotated and arranged in the accommodating cavity, the first grooved wheel (12) and the second grooved wheel (13) are connected through the braking mechanism (14), the braking mechanism (14) is connected to the inner side wall of the accommodating cavity, and the rubber cushion block (15) is arranged on the bottom wall of the machine body (11) in a rectangular mode through bolts.
3. A portable electric vehicle detection system according to claim 2, characterized in that: the groove working surfaces of the first grooved wheel (12) and the second grooved wheel (13) are both provided with anti-skid wear-resistant layers.
4. A portable electric vehicle detection system according to claim 2 or 3, characterized in that: the brake mechanism (14) comprises a brake (141) and a brake screw (142), the brake (141) is connected with the first grooved wheel (12) and the second grooved wheel (13), the brake screw (142) penetrates through the side wall of the accommodating cavity, and the brake screw (142) is connected with the input end of the brake (141).
5. A portable electric vehicle detection system according to claim 2, characterized in that: the safety belt device is characterized in that a lifting lug (17) and a safety belt (18) are arranged on the machine body (11), the lifting lug (17) is arranged on the machine body (11) in a rectangular mode, and two ends of the safety belt (18) are connected to the lifting lug (17) respectively.
6. The portable electric vehicle detection system of claim 5, wherein: the safety belt (18) is provided with an adjusting buckle (181) and two groups of hooks (182), the adjusting buckle (181) is sleeved on the safety belt (18), and the hooks (182) are respectively connected to two ends of the safety belt (18).
7. The portable electric vehicle detection system of claim 1, wherein: alternating current and direct current parameter measurement appearance (2) are including casing (21), first battery (22), electrical parameter detection module (23) and display screen (24), first battery (22) and electrical parameter detection module (23) are connected respectively on casing (21) interior diapire, and this first battery (22) and electrical parameter detection module (23) between electrical connection, display screen (24) set up on casing (21) lateral wall, and this display screen (24) electrical connection electrical parameter detection module (23).
8. The portable electric vehicle detection system of claim 7, wherein: set up positive terminal (25) and negative terminal (26) on alternating current and direct current parameter measurement appearance (2) lateral wall, positive terminal (25) input and negative terminal (26) input link to each other with electrical parameter detection module (23) electrical property respectively, just positive terminal (25) output is through the anodal of wire electric connection examined the electric motor car motor, the output electric connection of negative terminal (26) is examined the negative pole of electric motor car motor.
9. The portable electric vehicle detection system of claim 1, wherein: rotational speed and speed tester (3) include box (31), second battery (32), rotational speed and speed measurement module (33) and display panel (34), second battery (32) and rotational speed and speed measurement module (33) are connected respectively on box (31) interior diapire, and second battery (32) and rotational speed and speed measurement module (33) between electrical property link to each other, display panel (34) are connected on the roof outside box (31), and this display panel (34) and rotational speed and speed measurement module (33) electrical property link to each other.
10. A portable electric vehicle detection system according to claim 9, characterized in that: set up a binding post (35) on rotational speed and speed tester (3) lateral wall, binding post's (35) output electric connection rotational speed and speed measurement module (33), its input passes through the wire and links to each other with speed sensor (4) electrical property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591079.0U CN211668773U (en) | 2020-04-20 | 2020-04-20 | Portable electric vehicle detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591079.0U CN211668773U (en) | 2020-04-20 | 2020-04-20 | Portable electric vehicle detection system |
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| Publication Number | Publication Date |
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| CN211668773U true CN211668773U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020591079.0U Expired - Fee Related CN211668773U (en) | 2020-04-20 | 2020-04-20 | Portable electric vehicle detection system |
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|---|---|
| CN (1) | CN211668773U (en) |
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2020
- 2020-04-20 CN CN202020591079.0U patent/CN211668773U/en not_active Expired - Fee Related
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