CN108297836B

CN108297836B - Windscreen blower device for cooling preliminary air flow

Info

Publication number: CN108297836B
Application number: CN201810160227.0A
Authority: CN
Inventors: 梁兴法
Original assignee: Ningbo Jingjie International Logistics Co ltd
Current assignee: Ningbo Jingjie International Logistics Co ltd
Priority date: 2018-02-26
Filing date: 2018-02-26
Publication date: 2021-02-02
Anticipated expiration: 2038-02-26
Also published as: CN108297836A

Abstract

The windshield blowing device for cooling the preliminary airflow comprises an instrument board and a windshield arranged in front of the instrument board, wherein the windshield is clamped in a vehicle body decorative board, supporting columns are arranged in two side decorative boards of the windshield, an air inlet is formed in the instrument board, a baffle is fixedly arranged below the air inlet, a plurality of strip-shaped holes are formed in the baffle, the strip-shaped holes are aligned with the air inlets one by one, an interlayer is arranged in the baffle, and a hole adjusting device is arranged in the interlayer. The invention has the following beneficial effects: the switching of the air inlet can be realized by the adjusting function of the hole adjusting device, the initial hot air is introduced into the air ducts at two sides, the condensation copper tube in the air duct is used for cooling the air, and the cooled air and the refrigerated air act on the windshield together.

Description

Windscreen blower device for cooling preliminary air flow

Technical Field

The invention belongs to the field of automobile parts, and particularly relates to a windshield blowing device for cooling primary air flow.

Background

The windshield fog in winter and rainy days, the driver uses the air conditioning system to demist, and a lot of drivers have questions and disputes about whether the cold air or the warm air has good demisting effect.

The common practice is to turn on the fan and the refrigeration switch in the vehicle, so that the cold air is blown to the glass quickly and the fog is dispersed and exhausted, and the effect is very direct. This is because the cold air is blown onto the glass to prevent the moisture from condensing on the glass and to achieve the defogging effect, and this method has a biggest disadvantage that the people in the vehicle may feel very cold, but the defogging effect is good and the defogging is fast.

Defogging can be carried out by hot air, the hot air is opened, extra energy consumption is not increased, the automobile can be driven by comfortable clothes, two purposes are achieved at one stroke, but the hot air is opened under the condition that the glass is fogged during running, the fog on the glass becomes more and more serious, the fog is more obvious when the moisture in the air is large in rainy days, the front windshield is changed into ground glass, and the automobile is very dangerous! The fog on the inner side of the glass can be increased when the glass is just opened, because the temperature difference between the inside and the outside is larger, after the hot air dries the moisture in the vehicle, the glass can become transparent, and the process is completed in a few minutes.

The operation process is to stop the vehicle at the roadside, open hot-blast, adjust the temperature to 25 degrees or higher, wait until the inside fog of glass all weather with the temperature reduction some OK, the in-process of traveling can not be hazed again like this, because the car is interior dry.

However, sometimes the vehicle is driven at a high speed or on a viaduct and on a road with constant current, the vehicle cannot be stopped at will, at this time, the fan of the vehicle is turned on, even if the refrigeration air conditioner is turned on, the air at the air inlet of the vehicle must pass through the engine compartment 4 in the engine cover, the engine compartment 4 must generate heat during driving, the air which just enters the vehicle continues to blow towards the windshield 3 through the air inlet 11 of the main control panel with heat after passing through the engine compartment 4, so that the fog on the windshield which is already slightly fogged becomes larger, the frosted glass can be formed at this time, the frosted glass phenomenon cannot be relieved even if the cold air at the back catches up, the sight line is completely obstructed, the distance from the front vehicle and the road condition in front cannot be determined during driving, and dangerous traffic.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a windshield blowing device for cooling primary air flow, which solves the problem that when the existing automobile is refrigerated, blown and demisted, part of hot air is blown out firstly, and the fog on the windshield is aggravated by the hot air.

The invention is realized by the following technical scheme.

A windshield blowing device for cooling preliminary airflow comprises an instrument board and a windshield arranged in front of the instrument board, wherein the windshield is clamped in a vehicle body decorative board, supporting columns are arranged in two side decorative boards of the windshield, an air inlet is formed in the instrument board, a baffle is fixedly arranged below the air inlet, a plurality of strip-shaped holes are formed in the baffle and are aligned with the air inlets one by one, an interlayer is arranged in the baffle, a hole adjusting device is arranged in the interlayer and comprises a baffle plate, the baffle plate comprises a convex part and a connecting part, the connecting part connects all the convex parts in series, one side of the connecting part is fixedly connected with the baffle plate through a spring, a rotatable cam is further arranged in the interlayer, the short edge of the cam is attached to the connecting part, and an air inlet valve is arranged below the baffle plate, the inside of support column be provided with the breather pipe, the afterbody and the air inlet valve of breather pipe be connected, the inside of breather pipe set up a plurality of condensation copper pipes, the tip of breather pipe connect the upper exhaust pipe, upper exhaust pipe hide in the plaque of automobile body, upper exhaust pipe's below articulated set up the jet-propelled pipe, the jet-propelled pipe on set up a plurality of nozzles. Hole adjustment mechanism is placed to the intermediate layer that utilizes inside, and hole adjustment mechanism's shielding plate is very ingenious, can wholly rise in step and shelter from a plurality of bar holes, has ensured the synchronism of sheltering from.

Preferably, the cam is provided with a shaft, and the shaft is controlled by a micro motor.

Preferably, the air inlet valve has a horn mouth which is horn-shaped, the horn mouth is provided with a layer of circular baffle and two layers of circular baffles, the holes which are uniformly distributed circumferentially are formed in the layer of circular baffle and the two layers of circular baffles, and a rotating shaft is arranged at the center of the two layers of circular baffles. The opening and closing of the lateral air inlet are realized by changing the positions of the first layer of circular baffle and the second layer of circular baffle.

Preferably, the plurality of condensation copper pipes are connected in series through steel wire ropes. The distance between a plurality of condensation copper pipes can be adjusted, and the number can also be increased at will.

Compared with the prior art: the switching of the air inlet can be realized by the adjusting function of the hole adjusting device, the initial hot air is introduced into the air ducts at two sides, the condensation copper tube in the air duct is used for cooling the air, and the cooled air and the refrigerated air act on the windshield together.

Drawings

FIG. 1 is a top view of the instrument panel of the present invention mated to a windshield.

Fig. 2 is a schematic structural view of the instrument panel of the present invention.

Fig. 3 is a schematic structural view of the baffle of the present invention.

Fig. 4 is a cross-sectional view of the strip-shaped hole of the baffle plate of the present invention shielded by the baffle plate.

Fig. 5 is a cross-sectional view of the strip-shaped hole of the baffle plate of the present invention not shielded by the baffle plate.

Fig. 6 is a schematic structural view of the shielding plate of the present invention.

Fig. 7 is a side view of the intake valve of the present invention.

Fig. 8 is a schematic view of up-and-down blowing of the windshield of the present invention.

Fig. 9 is a schematic structural diagram of the prior art.

Detailed Description

The windshield blowing device for cooling the preliminary air flow comprises an instrument panel 1 and a windshield 3 arranged in front of the instrument panel 1, wherein the windshield 3 is clamped in a vehicle body decorative plate, supporting columns 5 are arranged in decorative plates on two sides of the windshield 3, an air inlet 11 is formed in the instrument panel 1, a baffle 2 is fixedly arranged below the air inlet 11, a plurality of strip-shaped holes 21 are formed in the baffle 2, the strip-shaped holes 21 are aligned with the air inlets 11 one by one, an interlayer is arranged in the baffle 2, a hole adjusting device is arranged in the interlayer, the hole adjusting device comprises a baffle plate 22, the baffle plate 22 comprises bulges 221 and connecting parts 222, the connecting parts 222 connect all the bulges 221 in series, one side of the connecting parts 222 is fixedly connected with the baffle 2 through springs 23, and rotatable cams 24 are further arranged in the interlayer, the minor face of cam 24 and the laminating of connecting portion 222, the below of baffle 2 set up air inlet valve 51, the inside of support column 5 be provided with the breather pipe, the afterbody of breather pipe be connected with air inlet valve 51, the inside of breather pipe set up a plurality of condensation copper pipes 52, the tip connection of breather pipe go up the blast pipe, last blast pipe hide in the plaque of automobile body, the below of last blast pipe articulated set up gas ejector 6, gas ejector 6 on set up a plurality of nozzles, cam 24 on be provided with the axle, the axle pass through micro motor control, air inlet valve 51 horn mouth that is the loudspeaker form has, horn mouth department is provided with one deck circular baffle and two layers circular baffle, one deck circular baffle and two layers circular baffle on all be provided with the hole 511 that a plurality of even circumference distributes, two layers circular baffle's center be provided with the pivot, the plurality of condensation copper pipes 52 are connected in series by a steel wire rope.

In the initial state, the plurality of strip-shaped holes 21 of the baffle 2 are aligned with the air inlet 11, and the holes 511 on the first layer of circular baffle and the holes 511 on the second layer of circular baffle are staggered to form a unique air inlet, so that the normal transportation of air flow can be maintained.

During driving, particularly in rainy days, it is easy to find that fog on the windshield of the automobile begins to appear, and in order to prevent hot air from upwelling, the fog on the windshield with the fog becomes larger, and at the moment, as usual, a fan switch and a refrigeration switch are turned on, and the fan switch is linked with a micro motor for driving the cam 24.

Micro motor starts, micro motor drives cam 24 rotatory, the minor face and the connecting portion 222 of cam 24 originally are the laminating, after cam 24 rotates 180 degrees, connecting portion 222 is leaned on in the long limit top of cam 24, lean on when power is greater than spring 23's elasticity in the top of cam 24, the whole rebound of shielding plate 22, the area of each bellying 221 all is greater than the area of bar hole 21, a plurality of bar holes 21 of baffle 2 are all sheltered from this moment, just so can hinder initial steam and pass through air intake 11 air inlet.

The only air inlet 11 is closed, and the fan switch and the driving motor of the rotating shaft are linked, so that the rotating shaft at the center of the two layers of circular baffles rotates when the air inlet is closed, and when the two layers of circular baffles rotate for a certain angle, which is 30 degrees in the embodiment, the holes 511 on the first layer of circular baffles are aligned with the holes 511 on the second layer of circular baffles, and the lateral air inlet is completed.

The inlet valve 51 of loudspeaker form not only can increase the mouth that the side direction was intake, and there is certain guide effect to wind moreover, the warm braw is gushed into to inlet valve 51, rise to a plurality of condensation copper pipes 52 departments, a plurality of condensation copper pipes 52 are through the physics cooling effect, cool off to the warm braw of process, the wind after the cooling continues upwards, reach the last blast pipe, go up the blast pipe to 6 air supplies of jet-propelled pipe, a plurality of nozzles on the jet-propelled pipe 6 blow towards 3 tops of windshield, cool off and blow once.

After a period of time, after all having polished hot-blast, the time switch on the micro motor starts this moment, time switch drives the cam and continues to rotate 180 degrees, connecting portion 222 is being laminated to the minor face of cam 24, lose cam 24's top and lean on the power, under the restoring force of spring 23 self, the whole downstream of shielding plate 22, a plurality of bar holes 21 of baffle 2 are opened, air intake 11 can the air inlet, and the pivot at two layers of circular baffle center continues to rotate 30 degrees, hole 511 on the one deck circular baffle staggers with hole 511 on the two layers of circular baffle, the refrigerated gas can continue to get into from air intake 11 this moment, from up blowing towards windshield down, carry out the secondary cooling and blow.

The cold air sprayed from the nozzle and the cold air sprayed from the automobile air-conditioning refrigerating system do not influence each other, and the demisting function to the automobile windshield is quicker, the moisture is prevented from being further condensed on the glass, and the safety of the driving process when the automobile can not be stopped in the driving process is ensured.

After the vehicle runs to a safe place, the vehicle can be stopped to the safe place, and then an original geothermal air heating vehicle is carried out, or the water vapor inside the vehicle is wiped manually.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. Windscreen blast apparatus of preliminary air current of cooling, including instrument board (1) and set up in windshield (3) in instrument board (1) the place ahead, windshield (3) card establish in the automobile body plaque, the both sides plaque of windshield (3) in set up support column (5), instrument board (1) on set up air intake (11), its characterized in that, the below of air intake (11) fixed set up baffle (2), baffle (2) on set up a plurality of bar holes (21), a plurality of bar holes (21) and a plurality of air intake (11) align one by one, baffle (2) in be provided with the intermediate layer, the intermediate layer in set up hole adjusting device, hole adjusting device include shielding plate (22), shielding plate (22) include bulge (221) and connecting portion (222), connecting portion (222) establish ties all bulges (221), one side of connecting portion (222) pass through spring (23) and baffle (2) fixed connection, the intermediate layer in still set up rotatable cam (24), the minor face and the laminating of connecting portion (222) of cam (24), the below of baffle (2) set up air admission valve (51), the inside of support column (5) be provided with the breather pipe, the afterbody and the air admission valve (51) of breather pipe be connected, the inside of breather pipe set up a plurality of condensation copper pipes (52), the tip of breather pipe connect the upper exhaust pipe, the upper exhaust pipe hide in the plaque of automobile body, the below of upper exhaust pipe articulated set up jet-propelled pipe (6), jet-propelled pipe (6) on set up a plurality of nozzles.

2. Windscreen blower device for cooling a primary air flow according to claim 1, characterised in that said cam (24) is provided with a shaft, said shaft being controlled by a micro-motor.

3. Windscreen blower device according to claim 1, characterised in that said inlet valve (51) has a flared bell, in that a first circular baffle and a second circular baffle are provided, said first circular baffle and said second circular baffle being provided with a plurality of holes (511) distributed uniformly and circumferentially, said second circular baffle being provided with a rotating shaft in its centre.

4. Windscreen blower device for cooling a primary air flow according to claim 1, characterised in that several condenser copper tubes (52) are connected in series by means of steel cables.