CN215070137U

CN215070137U - Air inlet pipe structure of automobile battery

Info

Publication number: CN215070137U
Application number: CN202121595613.6U
Authority: CN
Inventors: 魏佳; 周汉荣
Original assignee: Wuhan Hongjiabao Auto Parts Co ltd
Current assignee: Wuhan Hongjiabao Auto Parts Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-12-07
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses an automobile battery air-supply line structure, including the air-supply line, the air-supply line upper surface is equipped with the automatic regulating mechanism who plugs in to the air-supply line, the air-supply line front surface is equipped with filtering mechanism, automatic regulating mechanism includes heat conduction cover, poker rod and closing plate, fixed mounting has flexible cover in the heat conduction cover. This automobile battery air inlet pipe structure, through setting up automatic regulating mechanism, make it can change how much of air volume according to battery temperature's change, can ensure the radiating efficiency when the temperature is higher promptly, make the outside air can accurate flow in the higher branch tuber pipe of temperature, simultaneously when the temperature is lower, can cut off the intercommunication between branch tuber pipe and the main tuber pipe, and then avoid outside low temperature environment to influence automobile battery's operation, through setting up filtering mechanism, the influence of dust in the outside air to the air-inlet pipe has been avoided promptly, but automatic maintenance simultaneously, the person of facilitating the use's use.

Description

Air inlet pipe structure of automobile battery

Technical Field

The utility model relates to an automobile battery technical field specifically is an automobile battery air inlet pipe structure.

Background

The battery module is used as an energy storage element on the electric automobile and is one of key components of the electric automobile, the performance of the electric automobile is directly influenced, and the power battery is particularly sensitive to temperature change, particularly a high-capacity and high-power lithium ion battery applied to a vehicle. Because the loading space on the vehicle is limited, the number of batteries connected with the vehicle is large, the internal arrangement of a power supply system is dense, and the batteries generate a large amount of heat due to chemical reaction in the batteries in the normal discharging process, and the batteries are generally protected by conveying air through an air inlet pipe for cooling at present.

The charging and discharging temperature of the battery is about 20-45 ℃, when the battery is used in winter or in severe cold areas, the discharging performance and the charging acceptance of the power battery are greatly reduced due to the influence of low temperature, and the conventional automobile battery air inlet pipe is inconvenient to change a ventilation mode according to the ambient temperature and is easy to influence the performance of the battery. The patent of application number CN201620034443.7 discloses a battery package wind channel structure, it through set up the air inlet duct that leads to each battery module on the casing, a plurality of play tuber pipes and with the collection tuber pipe of play tuber pipe intercommunication, the solenoid valve keeps switching on of fan and thermal management wind channel, the thermal management wind channel accesss to inside the driver's cabin of hybrid vehicle, but the device can't change the ventilation mode according to ambient temperature, and then can't make the battery work under suitable temperature.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a car battery air-supply line structure possesses the advantage that can be according to ambient temperature automatically regulated, has solved the inconvenient problem that changes the ventilation mode according to ambient temperature of current car battery air-supply line structure.

In order to achieve the above object, the utility model provides a following technical scheme:

an automobile battery air inlet pipe structure comprises an air inlet pipe, wherein an automatic adjusting mechanism inserted into the air inlet pipe is arranged on the upper surface of the air inlet pipe, and a filtering mechanism is arranged on the front surface of the air inlet pipe; the automatic adjusting mechanism comprises a heat conduction sleeve, a poking rod and a sealing plate, wherein a telescopic sleeve is fixedly mounted in the heat conduction sleeve, a piston plate is fixedly connected to the upper surface of the telescopic sleeve, an ejector rod is fixedly connected to the lower surface of the piston plate, one end, far away from the ejector rod, of the poking rod is fixedly connected with a counterweight head, and a torsion spring is fixedly connected to the lower surface of the sealing plate.

Further, the air inlet pipe comprises a main air pipe, a branch air pipe inserted into the main air pipe is fixedly connected to the right surface of the main air pipe, a main air channel groove is formed in the front surface of the main air pipe, a branch air channel hole is formed in the left surface of the branch air pipe, and the main air channel groove is communicated with the branch air channel hole.

Furthermore, the right surface of the air distribution pipe is fixedly connected with a butt joint which is an L-shaped pipe, the lower surface of the heat conduction sleeve is fixedly connected with the upper surface of the air distribution pipe, the poke rod is rotatably connected with the front surface and the rear surface of the air distribution passage hole, and the sealing plate is positioned in the air distribution passage hole.

Further, a liquid storage cavity is formed in the telescopic sleeve, liquid alcohol is filled in the liquid storage cavity, the telescopic sleeve is sleeved with the ejector rod, the ejector rod is inserted into the air dividing hole, a heat conducting cavity is formed in the heat conducting sleeve, and the lower surface of the telescopic sleeve is fixedly connected with the lower surface of the heat conducting cavity.

Further, the counter weight head is located the ejector pin left side, the distance between poker rod pivot and the counter weight head is greater than the distance that poker rod pivot and poker rod kept away from counter weight head one end, the closing plate is located the counter weight head left side.

Further, the left surface of the sealing plate is fixedly connected with a sealing rubber ring, the lower surface of the air distribution duct hole is provided with a sinking groove matched with a torsion spring, one end, far away from the sealing plate, of the torsion spring is fixedly connected with the lower surface of the sinking groove, and the sealing plate is parallel to the lower surface of the air distribution duct hole when the torsion spring is not stressed.

Further, the ejector pin is located poker rod pivot right side, divide wind channel downthehole perisporium fixedly connected with and the fender frame of sealing rubber ring looks adaptation, sealing rubber ring and fender frame joint when closing plate and minute wind channel hole lower surface are perpendicular, the flexible cover is not fully shrunk when heat conduction cover surface is the normal atmospheric temperature.

Further, the filter mechanism comprises an outer shell, the rear surface of the outer shell is fixedly connected with the front surface of the main air pipe, a filter screen cylinder is connected in the outer shell in a rotating mode, and air vents communicated with the filter screen cylinder are formed in the front surface and the rear surface of the outer shell.

Further, the height of air vent is less than the diameter of a filter screen cylinder, shell body right side fixed surface installs step motor, step motor's output shaft and filter screen cylinder's pivot fixed connection, filter screen cylinder's rotation direction is clockwise rotation.

Furthermore, the front surface of the outer shell is connected with a collecting box in a sliding mode, the collecting box is inserted into the outer shell and located at the bottom of the filter screen cylinder, a dust collecting groove is formed in the top of the collecting box, and a cleaning brush in contact with the filter screen cylinder is fixedly installed on the rear surface of the dust collecting groove.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this car battery air inlet pipe structure through setting up automatic regulating mechanism, makes it can change how much of air volume according to battery temperature's change, can ensure the radiating efficiency when the temperature is higher promptly, makes in the outside air can the accurate branch tuber pipe that flows in the temperature is higher, simultaneously when the temperature is lower, can cut off the intercommunication between branch tuber pipe and the main tuber pipe, and then avoids outside low temperature environment to influence the operation of car battery.

2. This car battery air inlet pipe structure through setting up filtering mechanism, has avoided the influence of dust in the outside air to the air inlet pipe promptly, but automatic maintenance simultaneously, the person's of facilitating the use.

Drawings

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

FIG. 2 is a schematic structural view of the automatic adjustment mechanism of the present invention;

FIG. 3 is a schematic structural view of the filtering mechanism of the present invention;

fig. 4 is a schematic view of the connection structure of the filter screen cylinder and the stepping motor of the present invention;

fig. 5 is a schematic structural view of the collecting box and the cleaning brush of the present invention.

In the figure: 1 air inlet pipe, 11 main air pipes, 12 sub-air pipes, 13 butt joints, 2 automatic regulating mechanisms, 21 heat conducting sleeves, 22 poke rods, 23 sealing plates, 24 telescopic sleeves, 25 piston plates, 26 ejector rods, 27 counterweight heads, 28 torsion springs, 3 filtering mechanisms, 31 outer shells, 32 filter screen cylinders, 33 stepping motors, 34 collecting boxes and 35 cleaning brushes.

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, the air inlet duct structure for the automobile battery in the present embodiment includes an air inlet duct 1, an automatic adjusting mechanism 2 inserted into the air inlet duct 1 is fixedly installed on the upper surface of the air inlet duct 1, and a filtering mechanism 3 is fixedly installed on the front surface of the air inlet duct 1.

The air inlet pipe 1 comprises a main air pipe 11, the right surface of the main air pipe 11 is fixedly connected with a branch air pipe 12 inserted into the main air pipe 11, the number of the branch air pipes 12 is not less than three, a main air channel groove is formed in the front surface of the main air pipe 11, a branch air channel hole is formed in the left surface of the branch air pipe 12, the main air channel groove is communicated with the branch air channel hole, the air inlet pipe 1 is installed at the bottom of an automobile battery, the right surface of the branch air pipe 12 is fixedly connected with a butt joint 13, the butt joint 13 is an L-shaped pipe, and the air inlet pipe is connected with the air inlet of the automobile battery through the butt joint 13.

The automatic adjusting mechanism 2 comprises a heat conducting sleeve 21, a poking rod 22 and a sealing plate 23, the lower surface of the heat conducting sleeve 21 is fixedly connected with the upper surface of the air distributing pipe 12, the poking rod 22 is rotatably connected with the front surface and the rear surface of the air distributing channel hole, the sealing plate 23 is positioned in the air distributing channel hole, the left surface of the sealing plate 23 is fixedly connected with a sealing rubber ring, the inner peripheral wall of the air distributing channel hole is fixedly connected with a baffle frame matched with the sealing rubber ring, the sealing rubber ring is clamped with the baffle frame when the sealing plate 23 is perpendicular to the lower surface of the air distributing channel hole, a telescopic sleeve 24 is fixedly installed in the heat conducting sleeve 21, a liquid storage cavity is formed in the telescopic sleeve 24, a heat conducting cavity is formed in the heat conducting sleeve 21, the lower surface of the telescopic sleeve 24 is fixedly connected with the lower surface of the heat conducting cavity, liquid alcohol is filled in the liquid storage cavity, the height of the telescopic sleeve 24 is changed by utilizing the volume change generated by the temperature change of the alcohol, a piston plate 25 is fixedly connected with the upper surface of the telescopic sleeve 24, and a push rod 26 is fixedly connected with the lower surface of the piston plate 25, the telescopic sleeve 24 is sleeved with the ejector rod 26, the ejector rod 26 is inserted into the air dividing duct hole, the poking rod 22 is far away from one end fixedly connected with counterweight head 27 of the ejector rod 26, the lower surface fixedly connected with torsion spring 28 of the sealing plate 23 drives the ejector rod 26 to move up and down through the piston plate 25, and then the poking rod 22 is limited or pressed down, so that the poking rod 22 can change the included angle between the sealing plate 23 and the lower surface of the air dividing duct hole, and further the ventilation volume is changed.

It should be noted that, the counterweight 27 is located on the left side of the top rod 26, the distance between the rotating shaft of the poke rod 22 and the counterweight 27 is greater than the distance between the rotating shaft of the poke rod 22 and the counterweight 22 away from one end of the counterweight 27, the sealing plate 23 is located on the left side of the counterweight 27, the top rod 26 is located on the right side of the rotating shaft of the poke rod 22, the lower surface of the air dividing duct hole is provided with a sinking groove matched with the torsion spring 28, one end of the torsion spring 28 away from the sealing plate 23 is fixedly connected with the lower surface of the sinking groove, the sealing plate 23 is parallel to the lower surface of the air dividing duct hole when the torsion spring 28 is not stressed, and the heat conduction sleeve 21 does not completely contract when the outer surface is at normal temperature.

Referring to fig. 3-5, in order to prevent dust from polluting the air inlet duct 1, the filter mechanism 3 in this embodiment includes an outer housing 31, a rear surface of the outer housing 31 is fixedly connected to a front surface of the main air duct 11, a filter cylinder 32 is rotatably connected to the outer housing 31, air holes communicated with the filter cylinder 32 are formed on both front and rear surfaces of the outer housing 31, a stepping motor 33 is fixedly installed on a right surface of the outer housing 31, an output shaft of the stepping motor 33 is fixedly connected to a rotating shaft of the filter cylinder 32, the filter cylinder 32 rotates clockwise, a collecting box 34 inserted into the outer housing 31 is slidably connected to the front surface of the outer housing 31, the collecting box 34 is located at a bottom of the filter cylinder 32, a dust collecting groove is formed at a top of the collecting box 34, a cleaning brush 35 contacting the filter cylinder 32 is fixedly installed on a rear surface of the dust collecting groove, the dust in the air is filtered by the filter cylinder 32, the stepping motor 33 is periodically opened to drive the filter cylinder 32 to rotate, dust is brushed by the cleaning brush 35 and stored in the collection box 34, and thus, the intake efficiency can be maintained stably.

Note that the height of the vent holes is less than the diameter of the screen cylinder 32.

The working principle of the above embodiment is as follows:

1) the heat conducting sleeve 21 is tightly attached to the bottom of the automobile battery to transfer the temperature of the automobile battery, when the temperature of the automobile battery is high, the alcohol liquid in the telescopic sleeve 24 is heated and volatilized to cause the volume of the telescopic sleeve 24 to expand, and then the piston plate 25 is pushed to move upwards, so that the ejector rod 26 rises, the poke rod 22 rotates under the action of the gravity of the balance weight head 27 until being limited by the ejector rod 26 again, the left side of the sealing plate 23 is not limited by the poke rod 22, and then the sealing plate 23 turns over under the torsional force of the torsion spring 28, so that the air flow is not blocked by the sealing plate 23 any more, the air in the main air pipe 11 can flow into the branch air pipe 12 and then flows to the automobile battery through the butt joint 13 to be cooled, and when the temperature of the automobile battery is low, the alcohol is liquefied, the telescopic sleeve 24 contracts, the piston plate 25 moves downwards and drives the ejector rod 26 to move downwards, and then one end of the poke rod 22 is pressed, the other end rotates and pushes the sealing plate 23 to reset, so that the inflow port of the air flow is blocked, and the automobile battery is not affected by low temperature outside.

2) The dust in the air is filtered by the filter screen cylinder 32, and the filter screen cylinder 32 is rotated by periodically turning on the stepping motor 33, so that the dust on the surface of the filter screen cylinder 32 is brushed off and stored in the collection box 34 while passing through the cleaning brush 35.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile battery air inlet pipe structure, includes air-supply line (1), its characterized in that: the upper surface of the air inlet pipe (1) is provided with an automatic adjusting mechanism (2) inserted into the air inlet pipe (1), and the front surface of the air inlet pipe (1) is provided with a filtering mechanism (3);

automatic adjustment mechanism (2) include heat conduction cover (21), poker rod (22) and closing plate (23), fixed mounting has telescopic sleeve (24) in heat conduction cover (21), fixed surface is connected with piston plate (25) on telescopic sleeve (24), fixed surface is connected with ejector pin (26) under piston plate (25), one end fixedly connected with counter weight head (27) of ejector pin (26) are kept away from in poker rod (22), fixed surface is connected with torsional spring (28) under closing plate (23).

2. The vehicle battery air intake duct structure of claim 1, wherein: the air inlet pipe (1) comprises a main air pipe (11), a branch air pipe (12) which is inserted into the main air pipe (11) is fixedly connected to the right surface of the main air pipe (11), a main air channel groove is formed in the front surface of the main air pipe (11), a branch air channel hole is formed in the left surface of the branch air pipe (12), and the main air channel groove is communicated with the branch air channel hole.

3. The vehicle battery air intake duct structure of claim 2, wherein: divide tuber pipe (12) right side fixed surface to be connected with butt joint (13), butt joint (13) are the L venturi tube, heat conduction sleeve (21) lower surface and branch tuber pipe (12) upper surface fixed connection, poker rod (22) and divide two surfaces rotation connection around the wind channel hole, closing plate (23) are located and divide the wind channel downthehole.

4. The vehicle battery air intake duct structure of claim 1, wherein: a liquid storage cavity is formed in the telescopic sleeve (24), liquid alcohol is filled in the liquid storage cavity, the telescopic sleeve (24) is sleeved with a push rod (26), the push rod (26) is inserted into the air dividing hole, a heat conducting cavity is formed in the heat conducting sleeve (21), and the lower surface of the telescopic sleeve (24) is fixedly connected with the lower surface of the heat conducting cavity.

5. The vehicle battery air intake duct structure of claim 1, wherein: the counter weight head (27) is located ejector rod (26) left side, the distance between poker rod (22) pivot and counter weight head (27) is greater than the distance that poker rod (22) pivot and poker rod (22) kept away from counter weight head (27) one end, closing plate (23) are located counter weight head (27) left side.

6. The vehicle battery air intake duct structure of claim 2, wherein: the sealing plate is characterized in that a sealing rubber ring is fixedly connected to the left surface of the sealing plate (23), a sinking groove matched with the torsion spring (28) is formed in the lower surface of the air distributing channel hole, one end, far away from the sealing plate (23), of the torsion spring (28) is fixedly connected with the lower surface of the sinking groove, and the sealing plate (23) is parallel to the lower surface of the air distributing channel hole when the torsion spring (28) is not stressed.

7. The vehicle battery air intake duct structure of claim 6, wherein: ejector pin (26) are located poker rod (22) pivot right side, divide the retaining frame of wind channel downthehole perisporium fixedly connected with and sealed rubber ring looks adaptation, sealed rubber ring and retaining frame joint when closing plate (23) and minute wind channel hole lower surface are perpendicular, flexible cover (24) do not contract completely when heat conduction cover (21) surface is the normal atmospheric temperature.

8. The vehicle battery air intake duct structure of claim 1, wherein: filtering mechanism (3) include shell body (31), surface fixed connection before shell body (31) rear surface and main air pipe (11), shell body (31) internal rotation is connected with filter screen section of thick bamboo (32), the air vent that is linked together with filter screen section of thick bamboo (32) is all seted up on both surfaces around shell body (31).

9. The vehicle battery air intake duct structure of claim 8, wherein: the high diameter that is less than filter screen section of thick bamboo (32) of air vent, shell body (31) right side fixed surface installs step motor (33), the output shaft of step motor (33) and the pivot fixed connection of filter screen section of thick bamboo (32), the direction of rotation of filter screen section of thick bamboo (32) is clockwise rotation.

10. The vehicle battery air intake duct structure of claim 8, wherein: the cleaning device is characterized in that the front surface of the outer shell (31) is connected with a collecting box (34) which is inserted into the outer shell (31) in a sliding manner, the collecting box (34) is positioned at the bottom of the filter screen cylinder (32), a dust collecting groove is formed in the top of the collecting box (34), and a cleaning brush (35) which is in contact with the filter screen cylinder (32) is fixedly installed on the rear surface of the dust collecting groove.