CN211086537U

CN211086537U - Electric quantity detection system for electric vehicle battery

Info

Publication number: CN211086537U
Application number: CN201921877069.7U
Authority: CN
Inventors: 李青云; 周方游; 聂绍饶
Original assignee: Jiangsu Lieba Technology Co ltd
Current assignee: Shenzhen Lieba Technology Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-24
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses an electric motor car battery power detecting system, include the main casing body, control apron, anti-disengaging structure, display and singlechip, the fixed surface of the main casing body has controls the apron, and controls the central point department of putting on apron surface and install the knob switch, the apron surface mosaic of controlling of knob switch top has the display, the control apron fixed surface of input module below has equidistant terminal, and the outside of terminal is fixed with anti-disengaging structure, the heat dissipation wing is all installed at the both ends of the main casing internal portion, the main casing internal portion of battery one side is fixed with bluetooth module, and the main casing internal portion of bluetooth module one side installs the singlechip. The utility model discloses not only avoided detecting system to take place the short circuit phenomenon when detecting, prolonged electric quantity detecting system's life cycle, because of the inside damage phenomenon that stabilizes too high and take place components and parts when having avoided electric quantity detecting system to use moreover.

Description

Electric quantity detection system for electric vehicle battery

Technical Field

The utility model relates to an electric motor car battery power detects technical field, specifically is an electric motor car battery power detecting system.

Background

With the development of power electronics and power transmission technology, electric vehicles have become an important development direction of motor vehicles and non-motor vehicles, i.e. electric drive vehicles, also known as electric drive vehicles, which are classified into alternating current electric vehicles and direct current electric vehicles, generally speaking, electric vehicles use batteries as energy sources, and convert electric energy into mechanical energy to move through components such as controllers and motors so as to control the current and change the speed of the vehicle.

The electric quantity detection system on the market is various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems include the following points: firstly, the traditional electric quantity detection system is easy to loosen when a wire body is connected, so that the detection system is easy to generate a short circuit phenomenon during detection; secondly, the anti-falling effect of the traditional electric quantity detection system in the use process is not ideal enough, so that the service cycle of the electric quantity detection system is seriously influenced; and thirdly, the traditional electric quantity detection system has poor heat dissipation effect when in use, so that the damage phenomenon of components and parts caused by the fact that the interior is stable and overhigh when the electric quantity detection system is used is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car battery power detecting system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric vehicle battery power detection system comprises a main shell, a control cover plate, an anti-dropping structure, a display and a single chip microcomputer, wherein the surface of the main shell is fixed with the control cover plate, a knob switch is installed at the central position of the surface of the control cover plate, the surface of the control cover plate above the knob switch is embedded with the display, an input module is arranged on one side of the knob switch, which is far away from the display, equidistant binding posts are fixed on the surface of the control cover plate below the input module, the anti-dropping structure is fixed on the outer sides of the binding posts, heat dissipation fins are installed at both ends inside the main shell, a divider resistor is installed inside the main shell on one side of the heat dissipation fins, a storage device is fixed inside the main shell on one side of the divider resistor, a storage battery is installed inside the main shell on one, and the main casing internal installation of bluetooth module one side has the singlechip, the input of singlechip respectively with input module, knob switch and bluetooth module's output electric connection, and the output of singlechip and the input electric connection of display to the two-way electric connection of singlechip and memory.

Preferably, all seted up on the outer wall at main casing body both ends and prevented falling heavy groove, and the inside of preventing falling heavy groove is inlayed and is had equidistant ball of preventing falling to adjacent prevent falling and be linked together through the gas-supply pipe between the ball.

Preferably, the corner positions of the surface of the main shell are all fixed with arc-shaped air bags, and the arc-shaped air bags are communicated with the interior of the anti-falling ball through connecting pipes.

Preferably, anti-disengaging structure's inside has set gradually toper a section of thick bamboo, sticiss spring, the tight preforming of arc and soft protection pad, the apron surface of controlling in the terminal outside all is fixed with toper a section of thick bamboo, and all installs three groups on the inside wall of toper a section of thick bamboo and sticiss the spring to adjacent contained angle that sticiss between the spring is one hundred twenty degrees.

Preferably, one end of the compression spring, which is far away from the conical support cylinder, is fixed with an arc-shaped compression piece, and the inner side wall of the arc-shaped compression piece is wrapped with a soft protection pad.

Preferably, all be fixed with the mounting panel on the two inner walls of the main casing body in battery and the bluetooth module outside, and be fixed with cooling fan on the inner wall at mounting panel both ends to cooling fan's input is connected with the output electricity of battery, cooling fan's input and the output electric connection of singlechip.

Preferably, the surface of the main shell on one side of the heat dissipation fan is provided with evacuation micropores at equal intervals, and the evacuation micropores are communicated with the air outlet end of the heat dissipation fan through the heat dissipation microtubes.

Compared with the prior art, the beneficial effects of the utility model are that: the electric vehicle battery electric quantity detection system pushes the arc pressing sheet to move and fasten with the soft protection pad on the surface of the arc pressing sheet through the conical branch cylinder on the surface of the control cover plate and the elastic action of the pressing spring on the inner side wall of the conical branch cylinder, thereby avoiding the loosening phenomenon of the positive electrode and the negative electrode when the detection system detects, avoiding the short circuit phenomenon when the detection system detects, and conveying gas to the inside of the anti-falling ball in the anti-falling groove through the connecting pipe due to extrusion by the arc air bag on the corner position of the surface of the main shell through the anti-falling groove, the anti-falling ball, the gas pipe, the arc air bag and the connecting pipe, so as to cause the gas to be blown up, and then slightly supporting the main shell through the gas pipe, thereby realizing the anti-falling function when the electric quantity detection system is used, and prolonging the service cycle of the electric quantity detection system, simultaneously through at mounting panel, cooling fan, sparse micropore, heat dissipation microtubule and heat dissipation wing, the cooling fan on mounting panel and mounting panel surface through two inner walls of the main casing body is discharged the heat through heat dissipation microtubule by sparse micropore under the effect that the battery provides the power, radiating effect when having improved electric quantity detecting system and using to the damage phenomenon of components and parts takes place because of inside is firm too high when having avoided electric quantity detecting system to use, the utility model discloses not only avoided detecting system to take place the short circuit phenomenon when detecting, prolonged electric quantity detecting system's life cycle, avoided the electric quantity detecting system to use moreover because of inside firm too high damage phenomenon of components and parts takes place.

Drawings

Fig. 1 is a schematic view of the appearance structure of the utility model;

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

fig. 3 is an enlarged schematic structural view of a section a in fig. 1 according to the present invention;

fig. 4 is an enlarged structural view of the anti-falling structure of the present invention;

fig. 5 is a schematic diagram of the system framework structure of the present invention.

In the figure: 1. a main housing; 2. a control cover plate; 3. an input module; 4. an anti-falling structure; 401. a conical branch tube; 402. a compression spring; 403. an arc-shaped pressing sheet; 404. a soft pad; 5. a binding post; 6. evacuating micropores; 7. a knob switch; 8. a display; 9. a falling-down prevention groove; 10. the ball is prevented from falling; 11. an arc-shaped air bag; 12. a storage battery; 13. mounting a plate; 14. a heat radiation fan; 15. a memory; 16. a voltage dividing resistor; 17. heat dissipation fins; 18. a gas delivery pipe; 19. a single chip microcomputer; 20. a heat dissipation microtube; 21. a Bluetooth module; 22. and (4) connecting the pipes.

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 embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention provides a system for detecting battery level of an electric vehicle, including a main housing 1, a control cover plate 2, an anti-separation structure 4, a display 8 and a single chip 19, wherein the control cover plate 2 is fixed on the surface of the main housing 1, a knob switch 7 is installed at the center position of the surface of the control cover plate 2, the type of the knob switch 7 can be ZB2-BD2C, the display 8 is embedded on the surface of the control cover plate 2 above the knob switch 7, the type of the display 8 can be L KSC021, an input module 3 is disposed on one side of the knob switch 7 away from the display 8, the type of the input module 3 can be DX-17C, equidistant binding posts 5 are fixed on the surface of the control cover plate 2 below the input module 3, and the anti-separation structure 4 is fixed on the outer side of the binding posts 5;

the anti-disengaging structure 4 is internally provided with a conical support barrel 401, a compression spring 402, an arc compression piece 403 and a soft protection pad 404 in sequence, the conical support barrel 401 is fixed on the surface of the control cover plate 2 outside the binding post 5, three groups of compression springs 402 are mounted on the inner side wall of the conical support barrel 401, the included angle between adjacent compression springs 402 is one hundred twenty degrees, the arc compression piece 403 is fixed at one end, far away from the conical support barrel 401, of each compression spring 402, and the soft protection pad 404 is wrapped on the inner side wall of the arc compression piece 403;

when the detection device is used, the arc-shaped pressing sheet 403 and the soft protection pad 404 on the surface of the arc-shaped pressing sheet are pushed to move and be fastened by controlling the elastic force action of the conical support 401 on the surface of the cover plate 2 and the elastic force action of the pressing spring 402 on the inner side wall of the conical support 401, so that the loosening phenomenon of the positive electrode and the negative electrode during detection of the detection system is avoided, and the short circuit phenomenon during detection of the detection system is avoided;

the two ends in the main shell 1 are both provided with heat dissipation fins 17, a voltage dividing resistor 16 is arranged in the main shell 1 on one side of the heat dissipation fins 17, a memory 15 is fixed in the main shell 1 on one side of the voltage dividing resistor 16, the type of the memory 15 can be AT24C04, a storage battery 12 is arranged in the main shell 1 on one side of the memory 15, the type of the storage battery 12 can be L P-E5, a Bluetooth module 21 is fixed in the main shell 1 on one side of the storage battery 12, the type of the Bluetooth module 21 can be CSR8610, a single chip microcomputer 19 is arranged in the main shell 1 on one side of the Bluetooth module 21, the type of the single chip microcomputer 19 can be MP4689, the input end of the single chip microcomputer 19 is respectively and electrically connected with the output ends of the input module 3, the knob switch 7 and the Bluetooth module 21, the output end of the single chip microcomputer 19 is electrically connected with;

when the electric vehicle battery power detection system detects, voltage is divided through the high-precision voltage dividing resistor 16, the ADC samples the battery voltage after voltage division, the battery voltage is transmitted into the single chip microcomputer 19, the single chip microcomputer 19 converts the battery power into the battery power and displays the battery power through the display 8 after analysis and processing, meanwhile, the single chip microcomputer 19 transmits data to the inside of the memory 15 for storage, and when the electric vehicle battery power detection system is used, the input module 3 is operated, and then a detection result is transmitted out through the Bluetooth module 21;

mounting plates 13 are fixed on two inner walls of the main shell 1 outside the storage battery 12 and the bluetooth module 21, and heat dissipation fans 14 are fixed on the inner walls at two ends of the mounting plates 13, the type of the heat dissipation fan 14 can be DC6025, the input end of the heat dissipation fan 14 is electrically connected with the output end of the storage battery 12, the input end of the heat dissipation fan 14 is electrically connected with the output end of the single chip microcomputer 19 and is used for heat dissipation work, evacuation micropores 6 with equal intervals are formed in the surface of the main shell 1 on one side of the heat dissipation fan 14, and the evacuation micropores 6 are communicated with the air outlet end of the heat dissipation fan 14 through a heat dissipation micro-tube 20, so that the heat evacuation;

all seted up on the outer wall at main casing body 1 both ends and prevented falling heavy groove 9, and the inside of preventing falling heavy groove 9 inlays that to have equidistant ball 10 that prevents falling, and adjacent prevent being linked together through gas-supply pipe 18 between the ball 10 that falls, be used for the work of preventing falling of main casing body 1, the turning position department on main casing body 1 surface all is fixed with arc gasbag 11, and arc gasbag 11 is linked together through connecting pipe 22 and the inside of preventing falling ball 10, be convenient for arc gasbag 11 with prevent falling the inside gaseous exchange work of ball 10.

The working principle is as follows: when the device is used, firstly, the positive and negative electrodes of a battery to be detected are inserted into the binding post 5, the arc-shaped pressing sheet 403 and the soft protection pad 404 on the surface of the arc-shaped pressing sheet are pushed to move and fasten by controlling the elastic action of the conical support cylinder 401 on the surface of the cover plate 2 and the elastic force of the pressing spring 402 on the inner side wall of the conical support cylinder 401, so that the loosening phenomenon of the positive and negative electrodes during detection of a detection system is avoided, the short circuit phenomenon during detection of the detection system is avoided, then the device is started up by rotating the knob switch 7, voltage is divided by the high-precision voltage dividing resistor 16, the battery voltage is sampled by the ADC after voltage division and is transmitted into the singlechip 19, the battery power is converted and displayed by the display 8 after being analyzed and processed by the singlechip 19, meanwhile, the singlechip 19 transmits data to the memory 15 for internal storage, when in use, the heat is discharged from the evacuation micropores 6 through the heat-dissipating microtubes 20 under the action of the power supplied by the storage battery 12 through the mounting plates 13 on the two inner walls of the main housing 1 and the heat-dissipating fans 14 on the surfaces of the mounting plates 13, so as to improve the heat-dissipating effect of the power detection system during use, thereby avoiding the damage of components caused by overhigh internal stability when the electric quantity detection system is used, and finally, when the electric quantity detection system is used and the phenomenon of falling off occurs, the arc-shaped air bag 11 at the corner position of the surface of the main shell 1 conveys the air to the interior of the anti-falling ball 10 in the anti-falling groove 9 through the connecting pipe 22 due to extrusion to cause the air to swell, and then the main shell 1 is slightly supported through the air conveying pipe 18 in sequence to realize the anti-falling function when the electric quantity detection system is used, therefore, the service cycle of the electric quantity detection system is prolonged, and the use work of the electric quantity detection system 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 an electric motor car battery power detecting system, includes main casing body (1), controls apron (2), anti-disengaging structure (4), display (8) and singlechip (19), its characterized in that: the surface of the main shell body (1) is fixed with a control cover plate (2), the center position of the surface of the control cover plate (2) is provided with a knob switch (7), the surface of the control cover plate (2) above the knob switch (7) is embedded with a display (8), one side of the knob switch (7) far away from the display (8) is provided with an input module (3), the surface of the control cover plate (2) below the input module (3) is fixed with equidistant binding posts (5), the outer side of the binding posts (5) is fixed with an anti-disengaging structure (4), heat dissipation fins (17) are arranged at two ends inside the main shell body (1), a divider resistor (16) is arranged inside the main shell body (1) on one side of the heat dissipation fins (17), a storage device (15) is fixed inside the main shell body (1) on one side of the divider resistor (16), and a storage battery (12) is arranged inside the main shell body (1), the utility model discloses a bluetooth module (21) is fixed with in the main casing body (1) of battery (12) one side, and the main casing body (1) internally mounted of bluetooth module (21) one side has singlechip (19), the input of singlechip (19) respectively with input module (3), rotary switch (7) and bluetooth module (21) output electric connection, and the output of singlechip (19) and the input electric connection of display (8) to singlechip (19) and the two-way electric connection of memory (15).

2. The system of claim 1, wherein the battery power level of the electric vehicle is determined by: the anti-falling device is characterized in that anti-falling sinking grooves (9) are formed in the outer walls of the two ends of the main shell (1), anti-falling balls (10) with equal intervals are embedded in the anti-falling sinking grooves (9), and the adjacent anti-falling balls (10) are communicated through a gas pipe (18).

3. The system of claim 2, wherein the battery power level of the electric vehicle is determined by: the corner position department on main casing body (1) surface all is fixed with arc gasbag (11), and arc gasbag (11) are linked together through connecting pipe (22) and the inside of preventing falling ball (10).

4. The system of claim 1, wherein the battery power level of the electric vehicle is determined by: the anti-disengaging structure (4) is characterized in that a conical support cylinder (401), compression springs (402), an arc-shaped compression sheet (403) and a soft protection pad (404) are sequentially arranged inside the anti-disengaging structure (4), the conical support cylinder (401) is fixed on the surface of the control cover plate (2) on the outer side of the binding post (5), three sets of compression springs (402) are mounted on the inner side wall of the conical support cylinder (401), and an included angle between every two adjacent compression springs (402) is one hundred twenty degrees.

5. The system of claim 4, wherein the battery power level of the electric vehicle is detected by: an arc-shaped pressing sheet (403) is fixed at one end, far away from the conical support tube (401), of the pressing spring (402), and a soft protection pad (404) is wrapped on the inner side wall of the arc-shaped pressing sheet (403).

6. The system of claim 1, wherein the battery power level of the electric vehicle is determined by: the bluetooth module Bluetooth cooling device is characterized in that mounting plates (13) are fixed on two inner walls of a main shell body (1) outside the storage battery (12) and the bluetooth module (21), heat dissipation fans (14) are fixed on the inner walls of two ends of each mounting plate (13), the input ends of the heat dissipation fans (14) are electrically connected with the output end of the storage battery (12), and the input ends of the heat dissipation fans (14) are electrically connected with the output end of a single chip microcomputer (19).

7. The system of claim 6, wherein the battery power level of the electric vehicle is determined by: the surface of the main shell (1) on one side of the heat dissipation fan (14) is provided with evacuation micropores (6) at equal intervals, and the evacuation micropores (6) are communicated with the air outlet end of the heat dissipation fan (14) through a heat dissipation micro-pipe (20).