CN116591573A - Low-temperature anti-freezing control method and device for frameless vehicle door - Google Patents
Low-temperature anti-freezing control method and device for frameless vehicle door Download PDFInfo
- Publication number
- CN116591573A CN116591573A CN202310530714.2A CN202310530714A CN116591573A CN 116591573 A CN116591573 A CN 116591573A CN 202310530714 A CN202310530714 A CN 202310530714A CN 116591573 A CN116591573 A CN 116591573A
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- temperature
- door glass
- door
- vehicle
- threshold value
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000007710 freezing Methods 0.000 title claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 141
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 108010053481 Antifreeze Proteins Proteins 0.000 claims description 4
- 230000002528 anti-freeze Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 25
- 230000008014 freezing Effects 0.000 abstract description 7
- 230000002265 prevention Effects 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/71—Power-operated mechanisms for wings with automatic actuation responsive to temperature changes, rain, wind or noise
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/1004—Alarm systems characterised by the type of sensor, e.g. current sensing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/104—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device characterised by the type of theft warning signal, e.g. visual or audible signals with special characteristics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/30—Detection related to theft or to other events relevant to anti-theft systems
- B60R25/34—Detection related to theft or to other events relevant to anti-theft systems of conditions of vehicle components, e.g. of windows, door locks or gear selectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R2025/1013—Alarm systems characterised by the type of warning signal, e.g. visual, audible
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The application relates to the technical field of vehicles, and provides a method and a device for controlling low-temperature freezing prevention of a frameless vehicle door. The method comprises the following steps: acquiring the temperature state outside the vehicle; judging whether the temperature is lower than a threshold value or not; and when the temperature is lower than the threshold value, controlling the door glass to drop to a designated height, and when the door is opened, opening the door glass and the vehicle body sealing piece relatively. In this state, the door glass will not freeze with the sealing member of the car body, the door glass can freeze with the outside water, but the door glass is separated from the car body because the outside water of the door is on the door, the door can still be opened naturally in this state, so as to achieve the low-temperature anti-freezing control method of the frameless door.
Description
Technical Field
The application relates to the technical field of vehicles, in particular to a frameless vehicle door low-temperature anti-freezing control method and device.
Background
With the development of the automobile industry at present, the appearance requirements of consumers on automobile doors are increasingly improved, and the application of frameless automobile doors is more and more. The frameless car door is cool and moves, and can meet the requirements of consumers on the quality of the car. The frameless door glass is normally sealed at the upper end and the lower end by a vehicle body sealing piece and a water cut outside the door, and when the frameless door is opened, the door glass can slightly descend so that the door can be opened; after closing the door, the door glass may be returned to its original position. In severe cold environments, such as: in winter in northeast, the following phenomenon can occur when the vehicle is parked for a long time in rainy and snowy weather:
1. the door glass and the body seal are frozen;
2. the door glass and the outside water of the door are cut and frozen, cannot be slightly reduced by microliters, and can be too tightly sealed with a vehicle body sealing piece when the door is opened, so that the door glass and the outside water of the door are easily scraped with a bright strip of the vehicle body.
Both of these conditions can affect the opening of the door.
At this time, if the door is forcibly opened, the outer handle is broken or the bright strip of the car body is separated, and even the glass of the door is broken. If hot water is used for pouring, the operation method is inconvenient, and the paint of the vehicle can be damaged or the adhesive tape can be aged.
Disclosure of Invention
The application aims to provide a method and a device for controlling low-temperature anti-freezing of a frameless vehicle door, which can solve at least one technical problem. The specific scheme is as follows:
according to a first aspect of the present application, there is provided a frameless door low temperature anti-freezing control method, comprising the steps of:
acquiring the temperature state outside the vehicle;
judging whether the temperature is lower than a threshold value or not;
and when the temperature is lower than the threshold value, controlling the door glass to drop to a designated height, and when the door is opened, opening the door glass and the vehicle body sealing piece relatively.
Through adopting above-mentioned technical scheme, acquire the temperature state outside the car and then judge, when external environment temperature is lower, and door glass has the risk of freezing, control door glass descends appointed height, and door glass and automobile body sealing member can open relatively this moment and take place not freeze, and when the outer water of door cuts freezes, because door glass and automobile body sealing member can open relatively, consequently do not influence the smooth opening of door.
The step of controlling the door glass to descend by a designated height comprises the following steps:
continuously acquiring and judging whether the temperature outside the vehicle is higher than a threshold value;
and when the temperature is higher than the threshold value, controlling the door glass to rise back to the initial position.
By adopting the technical scheme, when the air temperature rises, the door glass is convenient to return to the initial position, so that the best use experience is provided for a user.
The step of continuously acquiring and judging whether the temperature is higher than a threshold value comprises the following steps:
continuously acquiring a plurality of real-time temperatures outside the vehicle for a period of time;
judging whether each real-time temperature is higher than a threshold value;
when the number of real-time temperatures above the threshold exceeds the specified number, it is determined that the temperature is above the threshold.
By adopting the technical scheme, in order to prevent the door glass from repeatedly lifting due to temporary temperature variation or external force, and simultaneously to prevent the door glass from lifting under the frozen state when the door is cut by external water, whether the current temperature is truly raised or not is determined by judging a plurality of real-time temperatures, the time for cutting and thawing the external water is left, and then the lifting control of the door glass is performed.
The door glass is still in contact with the vehicle body sealing member after descending, and has a fall with the bright wisp of the vehicle body.
By adopting the technical scheme, the door glass can still contact with the vehicle body sealing piece after descending, so that the sealing property of part of the door glass is reserved, and the door glass is not easy to generate ventilation and other conditions; the head is arranged between the door glass and the bright strip, so that the door glass is prevented from being scratched by the bright strip when the bright strip is frozen under the condition of low temperature, and the door is ensured to be opened smoothly.
The step of controlling the door glass to descend by a designated height further comprises:
obtaining external force applied to the door glass;
judging whether downward external force applied to the door glass exceeds a threshold value;
when the downward external force applied to the door glass exceeds a threshold value, a buzzer on the vehicle sounds.
Through adopting above-mentioned technical scheme, when there is external force to want to open the door by force, perhaps someone prizes glass from the top, door glass can receive decurrent external force, when decurrent external force exceeds appointed threshold value size, is judged that someone wants to destroy the door by force, and the buzzer on the car can report to the police.
According to a second aspect of the present application, there is provided a frameless door low temperature anti-freeze control device comprising:
the temperature sensor is arranged outside the vehicle and used for acquiring the temperature state outside the vehicle;
and the controller is arranged on the vehicle door and is used for receiving the temperature state and judging whether the temperature is lower than a threshold value so as to control the vehicle door glass to drop to a specified height.
After the door glass is controlled to descend to a designated height,
continuously acquiring the temperature outside the vehicle and judging whether the temperature is higher than a threshold value;
when the temperature is higher than the threshold value, the controller controls the door glass to rise back to the initial position.
The step of continuously acquiring and judging whether the temperature is higher than a threshold value comprises the following steps:
continuously acquiring a plurality of real-time temperatures outside the vehicle for a period of time;
judging whether each real-time temperature is higher than a threshold value;
when the number of real-time temperatures above the threshold exceeds the specified number, it is determined that the temperature is above the threshold.
The door glass is still in contact with the vehicle body sealing member after descending, and has a fall with the bright wisp of the vehicle body.
The device also comprises a buzzer arranged on the vehicle body and a pressure sensor arranged on the vehicle door, and the step of controlling the glass of the vehicle door to descend by a designated height further comprises the following steps:
the pressure sensor acquires external force applied to the door glass;
the controller judges whether the downward external force applied to the door glass exceeds a threshold value;
when the downward external force applied to the door glass exceeds a threshold value, a buzzer on the vehicle sounds.
Compared with the prior art, the scheme provided by the embodiment of the application has at least the following beneficial effects:
the low-temperature state is identified through the temperature sensor and fed back to the controller, the vehicle locks in the low-temperature state, and the controller drives the door glass lifter to slightly descend, so that the upper area of the door is basically waterproof and sealed.
Under this state, door glass can not freeze with the automobile body sealing member, and door glass can freeze with outer water cut, because of door outer water cut and door glass all are on the door, with the automobile body separation, this state door still can open naturally, does not need to adopt firing equipment, realizes more easily, and is difficult to cause damage to automobile body sealing member and car lacquer etc..
Drawings
FIG. 1 illustrates a flow chart of a frameless door low temperature anti-freeze control method in accordance with an embodiment of the present application;
FIG. 2 shows a detailed view of the practical application flow of FIG. 1;
FIG. 3 is a block diagram showing a frameless door low temperature anti-freeze control device according to an embodiment of the present application;
FIG. 4 shows a block diagram of the door glass and body seal at normal temperature;
FIG. 5 shows a block diagram of a door glass and body seal at low temperature;
reference numerals: 1. a temperature sensor; 2. a vehicle door; 3. a controller; 4. door glass; 5. a vehicle body seal; 7. a vehicle body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be understood that although the terms first, second, third, etc. may be used in embodiments of the present application, these descriptions should not be limited to these terms. These terms are only used to distinguish one from another. For example, a first may also be referred to as a second, and similarly, a second may also be referred to as a first, without departing from the scope of embodiments of the application.
The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrase "if determined" or "if detected (stated condition or event)" may be interpreted as "when determined" or "in response to determination" or "when detected (stated condition or event)" or "in response to detection (stated condition or event), depending on the context.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or device comprising such element.
In particular, the symbols and/or numerals present in the description, if not marked in the description of the figures, are not numbered.
Alternative embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The embodiment provided by the application is an embodiment of a frameless car door low-temperature anti-freezing control method.
The low-temperature state is identified through the temperature sensor 1 and is fed back to the controller 3, the vehicle locks in the low-temperature state, the controller 3 drives the lifter of the door glass 4 to slightly drop by 5mm, and the basic waterproof sealing of the upper area of the door is ensured.
In this state, the door glass 4 will not freeze with the rubber strip of the car body 7, the door glass 4 can freeze with the outside water, and the door glass 4 is separated from the car body 7 because the outside water of the door and the door glass 4 are both on the door, and the door can still be opened naturally in this state, so as to achieve the frameless door low-temperature anti-freezing control method.
The control method is easier to realize without adopting heating equipment, and the vehicle paint and the adhesive tape are not damaged.
Meanwhile, in this state, if the door glass 4 is subjected to a downward external force exceeding 50N, the anti-theft mode is started and an alarm prompt is given.
Embodiments of the present application are described in detail below with reference to fig. 1-2.
When the door glass 4 is closed, it is sealed mainly by the upper body seal 5 and the lower door outer water cut.
Referring to fig. 1 and 2, in a frameless door low temperature anti-freezing control method, when the door glass 4 is closed, the door glass is mainly sealed by an upper vehicle body sealing member 5 and a lower vehicle door outside water cut.
Referring to fig. 1 and 2, a frameless door low temperature anti-freezing control method, which operates in a locked state, includes the steps of:
step S100, acquiring the temperature state outside the vehicle;
the temperature is acquired by a temperature sensor 1 in the following device;
step S200, judging whether the temperature is lower than a threshold value;
in this embodiment, the threshold value for determining the low temperature is 0 ℃, and a case below 0 ℃ is determined as a case where freezing is likely to occur.
In step S300, when the temperature is lower than the threshold value, the door glass 4 is controlled to be lowered to a specified height, and when the door 2 is opened, the door glass 4 and the body seal 5 are opened relatively.
The door glass 4 is still in contact with the body seal 5 after lowering, and has a fall with the bright wisp of the body 7.
In this embodiment, the designated height is 5mm, and when the door glass 4 descends by 5mm, the vehicle body 7 and the bright strip have a drop (as shown in fig. 5), the drop is 2mm, and when the door 2 is opened, the door glass 4 will not scratch with the bright strip, and the adhesive tape of the vehicle body sealing member 5 is not damaged.
The door glass 4 can still contact with the vehicle body sealing piece 5 after descending, so that the sealing performance of part of the door glass 4 is reserved, and the door glass 4 is not easy to produce ventilation and other conditions; there is the fall between door glass 4 and the bright wisp, makes under the low temperature condition, when bright wisp department has the condition of freezing, the door glass 4 avoid with the scraping of bright wisp department, guarantees the smooth opening of door 2.
Step S400, continuously acquiring and judging whether the temperature outside the vehicle is higher than a threshold value; the method comprises the following steps:
step S410, continuously acquiring a plurality of real-time temperatures outside the vehicle in a period of time;
step S420, judging whether each real-time temperature is higher than a threshold value;
in step S430, when the real-time temperature number higher than the threshold exceeds the specified number, it is determined that the temperature is higher than the threshold.
In this embodiment, the threshold value for judging the temperature rise is set to 5 ℃, and the period of time may be set to 30 seconds or 1 minute or the like. Although ice is converted into water when the temperature is higher than 0 ℃, in order to prevent the rising control of the door glass 4 when the door 2 outside water cut and the door glass 4 are frozen, the door 2 outside water cut and the door glass 4 are thawed for a sufficient time by adopting a higher temperature and a set time, so that the door glass 4 can be correctly reset, and the rising and falling parts of the door glass 4 are protected to a certain extent.
In order to prevent the door glass 4 from repeatedly lifting up and down due to temporary temperature variation or external force and to prevent the door glass 4 from being lifted up and down while the outside water cut of the door 2 is still frozen, whether or not the temperature is actually raised at present is determined by determining a plurality of real-time temperatures, and the outside water cut thawing time is left, and then the lifting up control of the door glass 4 is performed.
Step S500, when the temperature is higher than the threshold value, controlling the door glass 4 to rise back to the initial position;
step S600, obtaining the external force applied to the door glass 4; judging whether or not a downward external force applied to the door glass 4 exceeds a threshold value;
in step S700, when the downward external force applied to the door glass 4 exceeds the threshold value, a buzzer on the vehicle sounds.
The threshold value in this embodiment is set to 50N, when the external force is greater than 50N, the controller 3 of the following device controls the buzzer to start alarming, when the external force is not greater than 50N, the buzzer does not sound, the anti-theft function is mainly played, and the situation that the glass is pried or the property safety of the user is threatened due to the fact that the position of the door glass 4 is lowered is avoided.
Through adopting above-mentioned technical scheme, acquire the temperature state outside the car and then judge, when external environment temperature is lower, and door glass 4 has freezing risk, control door glass 4 decline appointed height, and door glass 4 and automobile body sealing member 5 can open relatively this moment and take place not freeze, and when door 2 outer water cuts freezes, because door glass 4 and automobile body sealing member 5 can open relatively, consequently do not influence the smooth opening of door 2.
The implementation principle of this embodiment is that, after the user locks the car, when the temperature sensor 1 detects that the external temperature is below zero, the controller 3 determines that the car is locked, and when the external temperature is determined to be lower than 0 ℃, the controller 3 controls the car door glass 4 to descend by 5mm.
After the door glass 4 descends by 5mm, the external environment is heated, the temperature sensor 1 detects a plurality of real-time temperatures above zero within one minute, and when the controller 3 judges that the real-time temperature is more than half of the real-time temperature at the temperature of 5 ℃, the door glass 4 is in a state with enough lifting force at the moment, and the controller 3 controls the door glass 4 to reset.
After the door glass 4 descends by 5mm, if someone prizes the glass or forcibly opens the door 2, the pressure sensor acquires external force, and when the controller 3 judges that the downward external force applied to the door glass 4 is more than 50N, the controller 3 controls the buzzer to start alarming so as to warn the user and other people.
The present application also provides an embodiment of the device adapted to the above embodiment, which is used to implement the method steps described in the above embodiment, and the explanation based on the meaning of the same names is the same as that of the above embodiment, and has the same technical effects as those of the above embodiment, and is not repeated herein.
As shown in fig. 3 to 5, the present application provides a frameless door low temperature anti-freezing control device, comprising:
the temperature sensor 1 is arranged outside the vehicle and is used for acquiring the temperature state outside the vehicle;
a pressure sensor arranged on the vehicle door 2 for acquiring an external force applied to the door glass 4;
the buzzer is arranged outside the vehicle and used for giving out a warning;
a controller 3 provided on the door 2, for judging a locked state of the door 2, for receiving a temperature state, and judging whether the temperature is lower than a threshold value to control the door glass 4 to descend to a designated height; and acquiring and judging whether the downward external force applied to the door glass 4 exceeds a threshold value, and sounding an alarm by a buzzer when the downward external force exceeds the threshold value.
Referring to fig. 3, it can be seen that the temperature sensor 1 may be provided at any position outside the vehicle, and may be provided at the vehicle body 7 or the door 2, as long as the temperature outside the vehicle can be accurately detected, and the vehicle body seal 5 and the door glass 4 are prevented from freezing.
Referring to fig. 4 and 5, when the door glass 4 is lowered by 5mm, the door glass 4 is in contact with the body seal 5, but there is a 2mm drop between the door glass 4 and the bright wisp in the vertical direction; at this time, the situation that the automobile door glass 4 and the automobile body sealing piece 5 are waterproof and sealed before, in the adhesive tape structure of the automobile body sealing piece 5, the situation of water is easy to produce, but the position after descending avoids the position of the adhesive tape water storage, the automobile body sealing piece 5 and the automobile door glass 4 do not have the part that can freeze together, meanwhile, the automobile door glass 4 is difficult to scratch with bright wisps, and the smooth opening of the automobile door 2 is ensured.
After the door glass 4 descends by 5mm, the external environment is heated, the temperature sensor 1 detects a plurality of real-time temperatures above zero within one minute, and when the controller 3 judges that the real-time temperature is more than half of the real-time temperature at the temperature of 5 ℃, the door glass 4 is in a state with enough lifting force at the moment, and the controller 3 controls the door glass 4 to reset.
After the door glass 4 descends by 5mm, if someone prizes the glass or forcibly opens the door 2, the pressure sensor acquires external force, and when the controller 3 judges that the downward external force applied to the door glass 4 is more than 50N, the controller 3 controls the buzzer to start alarming so as to warn the user and other people.
The present application also provides an embodiment of the device adapted to the above embodiment, which is used to implement the method steps described in the above embodiment, and the explanation based on the meaning of the same names is the same as that of the above embodiment, and has the same technical effects as those of the above embodiment, and is not repeated herein.
As shown in fig. 3 to 5, the present application provides a frameless door low temperature anti-freezing control method device, comprising:
the temperature sensor 1 is arranged outside the vehicle and is used for acquiring the temperature state outside the vehicle;
a pressure sensor arranged on the vehicle door for acquiring the external force applied to the vehicle door glass 4;
the buzzer is arranged outside the vehicle and used for giving out a warning;
a controller 3 provided on the door, for judging a locked state of the door, for receiving the temperature state, and judging whether the temperature is lower than a threshold value to control the door glass 4 to descend to a designated height; and acquiring and judging whether the downward external force applied to the door glass 4 exceeds a threshold value, and sounding an alarm by a buzzer when the downward external force exceeds the threshold value.
Referring to fig. 3, it can be seen that the temperature sensor 1 may be provided at any position outside the vehicle, and may be provided at the vehicle body 7 or the door, as long as the temperature outside the vehicle can be accurately detected, and the vehicle body seal 5 and the door glass 4 are prevented from freezing.
Referring to fig. 4 and 5, when the door glass 4 is lowered by 5mm, the door glass 4 is in contact with the body seal 5, but there is a 2mm drop between the door glass 4 and the bright wisp in the vertical direction; at this moment, the situation that the automobile door glass 4 and the automobile body sealing piece 5 are waterproof and sealed before, in the adhesive tape structure of the automobile body sealing piece 5, the situation of water is easy to produce, but the position after descending avoids the position of adhesive tape water storage, the automobile body sealing piece 5 and the automobile door glass 4 do not have the part that can freeze together, and simultaneously the automobile door glass 4 is difficult to scratch with bright wisps, so that the smooth opening of the automobile door is ensured.
Other methods may be added to seal the door glass 4 to the vehicle body 7, so long as it is ensured that the door glass 4 and the vehicle body seal 5 are not easily frozen.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. The low-temperature anti-freezing control method for the frameless vehicle door is characterized by comprising the following steps of:
acquiring the temperature state outside the vehicle;
judging whether the temperature is lower than a threshold value or not;
when the temperature is lower than the threshold value, the door glass (4) is controlled to be lowered to a specified height, and when the door (2) is opened, the door glass (4) and the vehicle body sealing member (5) can be opened relatively.
2. The method according to claim 1, wherein the step of controlling the door glass (4) after lowering by a specified height comprises:
continuously acquiring and judging whether the temperature outside the vehicle is higher than a threshold value;
when the temperature is higher than the threshold value, the door glass (4) is controlled to rise back to the initial position.
3. The method of claim 2, wherein the step of continuously acquiring and determining whether the temperature is above a threshold comprises:
continuously acquiring a plurality of real-time temperatures outside the vehicle for a period of time;
judging whether each real-time temperature is higher than a threshold value;
when the number of real-time temperatures above the threshold exceeds the specified number, it is determined that the temperature is above the threshold.
4. The method according to claim 1, characterized in that the door glass (4) is still in contact with the body seal (5) after lowering and there is a drop with the bright wisp of the body (7).
5. The method according to claim 1, wherein the step of controlling the door glass (4) after lowering by a specified height further comprises:
acquiring external force applied to the door glass (4);
judging whether the downward external force applied to the door glass (4) exceeds a threshold value;
when the downward external force applied to the door glass (4) exceeds a threshold value, a buzzer on the vehicle sounds.
6. A frameless door low temperature anti-freeze control device, comprising:
the temperature sensor (1) is arranged outside the vehicle and is used for acquiring the temperature state outside the vehicle;
and the controller (3) is arranged on the vehicle door (2) and is used for receiving the temperature state and judging whether the temperature is lower than a threshold value or not so as to control the vehicle door glass (4) to descend to a designated height, and when the vehicle door (2) is opened, the vehicle door glass (4) and the vehicle body sealing piece (5) can be opened relatively.
7. The device according to claim 6, wherein after the door glass (4) is controlled to descend to a specified height,
continuously acquiring the temperature outside the vehicle and judging whether the temperature is higher than a threshold value;
when the temperature is higher than the threshold value, the controller (3) controls the door glass (4) to rise back to the initial position.
8. The apparatus of claim 7, wherein the step of continuously acquiring and determining whether the temperature is above a threshold comprises:
continuously acquiring a plurality of real-time temperatures outside the vehicle for a period of time;
judging whether each real-time temperature is higher than a threshold value;
when the number of real-time temperatures above the threshold exceeds the specified number, it is determined that the temperature is above the threshold.
9. The device according to claim 6, characterized in that the door glass (4) is still in contact with the body seal (5) after lowering and has a fall with the bright wisp of the body (7).
10. The apparatus according to claim 6, further comprising a buzzer provided to the vehicle body (7) and a pressure sensor provided to the door (2), the step of controlling the door glass (4) to descend by a specified height further comprising:
the pressure sensor acquires external force applied to the door glass (4);
the controller (3) judges whether the downward external force applied to the door glass (4) exceeds a threshold value;
when the downward external force applied to the door glass (4) exceeds a threshold value, a buzzer on the vehicle sounds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310530714.2A CN116591573A (en) | 2023-05-11 | 2023-05-11 | Low-temperature anti-freezing control method and device for frameless vehicle door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310530714.2A CN116591573A (en) | 2023-05-11 | 2023-05-11 | Low-temperature anti-freezing control method and device for frameless vehicle door |
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| Publication Number | Publication Date |
|---|---|
| CN116591573A true CN116591573A (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310530714.2A Pending CN116591573A (en) | 2023-05-11 | 2023-05-11 | Low-temperature anti-freezing control method and device for frameless vehicle door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116591573A (en) |
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