JP2003034167A - Infant auxiliary device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an infant auxiliary device attachable to and detachable from an automotive seat and capable of giving a comfortable air-conditioning state to an infant while ensuring the freedom in the mounting position or mounting direction to the automotive seat. SOLUTION: This infant auxiliary device is used fixedly to a seat in order to serve as a seat belt in the boarding of the infant. This device comprises a seat 1 for seating the infant, and the seat 1 comprises air outlet ports 6, a blowing fan 9, an intake port 7 for sucking air by the fan 9, and a blowing passage 8 for guiding the air sucked by the fan 9 through the intake port 7 to the air outlet ports 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary device for infants, which is used by being fixed to a seat in order to perform a function of replacing a seat belt when riding an infant.

[0002]

2. Description of the Related Art Conventionally, Japanese Unexamined Patent Publication No. 5-277020 (hereinafter referred to as "prior art 1") discloses a vehicle seat having a heating and cooling air conditioning function capable of coping with changes in the vehicle seat position. Proposed. Further, Japanese Patent Application Laid-Open No. 10-276859 (hereinafter referred to as "prior art 2") proposes a vehicle seat having a comfortable sitting feeling, a high air conditioning effect, and an air conditioning function with reduced power consumption. .

[0003]

However, in any of the above-mentioned prior arts 1 and 2, the vehicle seat fixed to the vehicle body of the vehicle is targeted, and therefore, the intake of air for fulfilling the air conditioning function is performed. The hole is installed in the lower part of the seat, and the exhaust hole is connected to the vehicle body.

However, the auxiliary device for infants, which is used by being fixed to the seat to perform the function of replacing the seat belt when the infant rides on, needs to be removably mounted on the automobile seat. Therefore, unlike the vehicle seats of the related arts 1 and 2, it is not possible to adopt a configuration in which the air conditioning function is directly connected and fixed to the vehicle body. In addition, in the case of infants who can not express the state of cold and warm with words and can not adjust air conditioning by themselves, it is not possible to lift the body from the seat to adjust the cold and warm, so the conventional air conditioning function It is insufficient in terms of safety such as overcooling and overheating.

The present invention has been made in view of the above circumstances, and in the auxiliary device for infants, the auxiliary device is attachable to and detachable from the vehicle seat, and the degree of freedom of the mounting position and the mounting direction to the vehicle seat is increased. The first purpose is to provide a comfortable air-conditioning condition for the infant while ensuring the safety.
A second object is to reliably prevent the occurrence of overcooling and overheating.

[0006]

In order to achieve the above object, the present invention provides an auxiliary device for infants, which is used by being fixed to a seat so as to function as a seat belt when an infant gets on the vehicle. In, the following configuration is adopted.

That is, according to the first aspect of the present invention, there is a seat for seating an infant, and an air outlet is formed in this seat, while a fan for blowing air and air is sucked by this fan. And an air blowing path for guiding the air sucked by a fan through the air intake hole to the air outlet hole. This allows it to be attached to and detached from the vehicle seat,
It is possible to give a comfortable air-conditioning condition to an infant while ensuring the degree of freedom of the mounting position and mounting direction on the vehicle seat.

According to a second aspect of the invention, in the configuration of the first aspect of the invention, the backrest portion of the seat is
It is characterized in that a cushioning material having an air blowout hole is joined onto a grooved sheet forming material, and the inside of the groove surrounded by the sheet forming material and the cushioning material is configured as the air passage. There is. As a result, it becomes easy to form the air blowout holes and the air passage, and the number of components can be reduced.

According to a third aspect of the invention, in the configuration of the first or second aspect of the invention, the intake hole is
The seat is characterized in that it is formed on at least two front and rear and left and right surfaces of the seat. As a result, even if one of the intake holes is blocked by the installation direction of the infant auxiliary device or the luggage placed in the vehicle, air can be sucked from the remaining intake holes, and the installation position of the infant auxiliary device can be freely set. The degree can be secured.

The invention according to claim 4 is characterized in that, in the structure according to any one of claims 1 to 3, a removable cooler is provided in the middle of the air passage. There is. As a result, the temperature of the air blown from the air blow-out holes can be lowered by the cold insulating material, so that the air conditioning performance is improved.

According to a fifth aspect of the present invention, in the configuration according to any one of the first to third aspects, a Peltier module having a Peltier element is provided, and the air passage has a heat exchange section of the Peltier module. It is characterized in that it passes through and communicates with the air outlet hole. As a result, the adjustment range of the temperature of the air ejected from the air ejection holes is widened, and the air conditioning performance is further improved.

According to a sixth aspect of the invention, in the structure of the fifth aspect of the invention, the air passage is covered with a heat insulating material. This makes it possible to maintain air conditioning performance and save energy.

According to a seventh aspect of the invention, in the configuration of the fifth or sixth aspect of the invention, the air passage is opened from the intake hole to the outside through the heat exchange portion of the Peltier module. It is characterized in that the exhaust passages are installed in parallel. As a result, the heat generated in the heat exchange section of the Peltier module can be sufficiently radiated, so that the air conditioning performance can be improved.

According to an eighth aspect of the invention, in the configuration of the seventh aspect of the invention, the exhaust passage is opened at an upper portion of the backrest portion of the seat.
As a result, the exhaust holes are not blocked by the luggage placed inside the vehicle, so that the heat generated in the heat exchange section of the Peltier module can be sufficiently dissipated, and the person himself / herself and those around him / her are uncomfortable. Not even give.

According to a ninth aspect of the invention, in the configuration of the seventh or eighth aspect of the invention, the fan is
It is characterized in that they are individually arranged for the air passage and the exhaust passage. As a result, it becomes possible to perform air blowing adapted to each operation mode of temperature control and air blowing,
It is possible to maintain an appropriate air conditioning state.

According to a tenth aspect of the invention, in the configuration of the seventh or eighth aspect of the invention, between the air suction side end of the air passage and the exhaust passage and the air intake hole,
It is characterized in that the fan is arranged and a damper is provided for adjusting an air flow rate ratio between the blower passage and the exhaust passage. As a result, even when a single fan is provided, it is possible to perform air conditioning adapted to each operation mode of temperature control, air blowing, and stop by adjusting the air volume of the air blowing passage and the exhaust air passage with the damper. .

According to an eleventh aspect of the invention, in the configuration of the invention according to any one of the fifth to tenth aspects,
It is characterized by comprising an operation mode setting means for setting an operation mode and an operation control means for driving or stopping the Peltier module and the fan according to the mode setting of the operation mode setting means. As a result, the fan or the Peltier module is driven or stopped in accordance with each operation mode such as temperature control and blowing, so that it is possible to perform air conditioning adapted to each operation mode and reduce power consumption.

According to a twelfth aspect of the invention, in the configuration of the invention according to any one of the fifth to eleventh aspects,
A temperature sensor is arranged in the vicinity of the air outlet of the seat, and temperature control means is provided for controlling the amount of electricity supplied to the Peltier module based on the deviation between the detection output of the temperature sensor and the set temperature. It is characterized by being. As a result, it is possible to reliably prevent the occurrence of overcooling and overheating, maintain a comfortable air-conditioning state, and reduce power consumption.

According to a thirteenth aspect of the invention, in the configuration of the twelfth aspect of the invention, the temperature control means stops the energization of the Peltier module when the detection output of the temperature sensor reaches a set temperature. It is characterized by being configured as follows. Thereby, useless power consumption can be further reduced.

According to a fourteenth aspect of the invention, in the configuration of the thirteenth aspect of the invention, when the temperature control means stops energizing the Peltier module, the temperature controlling means also energizes the fan accordingly. It is characterized by being stopped. As a result, it is possible to further suppress unnecessary power consumption.

According to a fifteenth aspect of the invention, in the configuration of the invention according to any one of the first to fourteenth aspects,
It is characterized by including a power cord electrically connected to a connecting terminal of a DC power source mounted on an automobile.
As a result, the auxiliary device for infants does not need a built-in battery, and it is possible to operate a fan or the like by receiving electric power from the DC power supply of the automobile.

According to a sixteenth aspect of the present invention, in the configuration of the fifteenth aspect of the invention, a length adjusting mechanism for adjusting the length of the power cord is provided. Accordingly, by adjusting the length of pulling out the power cord, it becomes possible to cope with vehicle types having different distances to the connection terminals of the DC power source of the vehicle.

According to a seventeenth aspect of the present invention, in the configuration of the fifth or sixth aspect of the invention, a water cooling mechanism for water cooling the heat generated on the heat generating side of the Peltier module is provided. As a result, the heat generated on the heat generation side of the Peltier module can be sufficiently radiated, and the cooling capacity of the Peltier module is improved.

According to an eighteenth aspect of the invention, in the configuration of the invention according to any one of the fifth to seventeenth aspects,
It is characterized in that a dew condensation water storage tank for collecting dew condensation generated on the heat absorption side of the Peltier module is provided. As a result, the dew condensation that occurs on the heat absorption side of the Peltier module is collected in the dew condensation water storage tank, so there is no risk of it leaking to the outside and wetting the vehicle seat, and it can be easily discarded if a fixed amount is accumulated.

According to a nineteenth aspect of the invention, in the configuration of the eighteenth aspect of the invention, a water absorbing material is arranged in the dew condensation water storage tank. This allows
It is possible to prevent the water in the condensed water storage tank from leaking to the outside due to the shaking of the automobile.

[0026]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below in detail with reference to the drawings. [First Embodiment] FIG. 1 is a vertical sectional view of an infant auxiliary device according to a first embodiment of the present invention. The infant auxiliary device of this embodiment includes a seat 1 on which an infant sits. Although not shown, the seat 1 is provided with a seat belt for fixing the body of an infant and a main body 2
And a main body mount 3 to which the main body 2 is attached.

The body 2 is formed by covering a pad formed of urethane foam or the like with a skin, and the seat 2
a and a backrest portion 2b, and a large number of air blowout holes 6 are formed on the front side of the backrest portion 2b. A mounting plate 4 is fixed to the bottom of the body mounting base 3.
Further, an intake hole 7 is formed at the front end of the main body mounting base 3,
The intake hole 7 and the air outlet hole 6 are communicated with each other through an air passage 8 made of metal, resin, or the like. A fan 9 for blowing air is arranged in a portion of the air passage 8 located inside the main body mounting base 3.

As a result, when the fan 9 is rotated, air is sucked from the intake hole 7 and guided to the air outlet hole 6 by the air passage 8 and blown out from there. And
When an infant is seated on the seat 1, the air blown out from the air outlet 6 is blown to the infant's waist or back. Since this infant auxiliary device is not fixed to the vehicle body of an automobile but is attachable to and detachable from the automobile seat, it is possible to secure the degree of freedom of attachment position and attachment direction to the automobile seat. Then, the backrest portion 2 of the seat 1 that constitutes this auxiliary device for infants
Since air is blown out from the air blowing hole 6 provided in b,
It is possible to give the infant a comfortable air-conditioning condition. In the first embodiment, the air outlet 6 is provided in the backrest portion 2b of the main body 2 of the seat 1; however, in addition to this, the air outlet 6 can be provided in the seat 2a.

[Second Embodiment] FIG. 2 is a longitudinal sectional view of an infant auxiliary device according to a second embodiment of the present invention, and FIG. 3 is an enlarged perspective view of a main part of the second embodiment.
The same components as those of the first embodiment shown in FIG. 1 are designated by the same reference numerals. The feature of the infant auxiliary device in the second embodiment is that the backrest portion 2b of the seat 1 has a
Urethane foam pad 12 as a sheet forming material
A plurality of grooves 12a are formed in parallel with each other. Then, a cushioning material 13 made of rubber, in which the air blowout holes 6 are formed, is joined onto the pad 12. Also, the air duct 8
A divergent hood 14 is connected to the end of the hood, and the hood 14 is joined to the end of the pad 12. Other configurations are similar to those of the first embodiment shown in FIG. 1, and therefore detailed description thereof is omitted here.

In the structure of the second embodiment, by rotating the fan 9, air is sucked from the intake hole 7 and the groove 12 of the pad 12 from the air passage 8 through the hood 14.
It is blown out from the air blowing hole 6 through the inside of a. Therefore, in the second embodiment, the inside of the groove 12a surrounded by the pad 12 and the cushioning material 13 is configured as a part of the air passage 8. Employing such a configuration facilitates molding of the seat 1 as compared with a case where a large number of air outlets 6 are directly formed in the pad 12.

[Third Embodiment] FIG. 4 is a longitudinal sectional view of an infant auxiliary device according to a third embodiment of the present invention. The same reference numerals are given to the components corresponding to those of the first embodiment shown in FIG. Attach. The feature of the auxiliary device for infants in the third embodiment is that a removable cooler 15 is provided adjacent to the fan 9 for blowing air.
Is provided. The cold insulating material 15 is arranged so that it can be easily attached and detached through an opening / closing opening (not shown) provided on the side surface of the main body mounting base 3. Other configurations are similar to those of the first embodiment shown in FIG. 1, and therefore detailed description thereof is omitted here.

In the structure of the third embodiment, by rotating the fan 9, the air is sucked from the intake hole 7 and guided to the air blowing hole 6 by the air blowing passage 8 and blown out therefrom. In this case, the temperature of the air blown out from the air blow-out holes 6 through the air blow passage 8 can be lowered by the cold insulating material 15, so that the air conditioning performance is improved.

In the third embodiment, the cold insulating material 15
Although the cold insulator 15 is installed close to the fan 9, the place where the cold insulating material 15 is installed is not limited to such a position.
The cooler material 15 is attached to the air passage 8 at a position closer to the air outlet 6, the greater the effect of lowering the temperature of the air ejected from the air outlet 6. Further, it is preferable that the portion of the air passage 8 in contact with the cold insulating material 15 is made of metal. The metal part has high thermal conductivity, and the effect of the cold insulating material 15 can be further improved. Also, the cool material 15
It is preferable to wind all around the air passage 8 because the cooling effect is higher, but the cold insulating material 15 may be in contact with a part of the air passage 8.

[Fourth Embodiment] FIG. 5 is a vertical sectional view of an infant auxiliary device according to a fourth embodiment of the present invention. The same reference numerals are given to the components corresponding to those of the first embodiment shown in FIG. Attach. The infant auxiliary device according to the fourth embodiment is
A Peltier module 19 is provided. The Peltier module 19 includes a Peltier element portion 19a that absorbs heat by the Peltier effect when energized and a pair of fins 19 that are heat exchange portions joined to the Peltier element portion 19a.
b and 19c. Then, in the fourth embodiment, the Peltier element section 19 switches the polarity of the current so that the portions joined to the fins 19b and 19c switch between the heat absorption side and the heat generation side. There is. The heat absorption capacity of the Peltier module 19 is preferably 10 W or more. In addition, the air passage 8 is
The fins 19 b on one side of the Peltier module 19 are passed to communicate with the air outlet holes 6. Further, in the fourth embodiment, an exhaust passage 20 is formed in the main body mounting base 3 in addition to the blower passage 8 described above. The exhaust passage 20 passes from the intake hole 7 through the other fin 19c of the Peltier module 19 and opens to the outside from the exhaust hole 21. Other configurations are similar to those of the first embodiment shown in FIG. 1, and therefore detailed description thereof is omitted here.

In the structure of the fourth embodiment, by rotating the fan 9, air is sucked from the intake hole 7 and guided to the air outlet hole 6 through the air passage 8 and blown out from there. In that case, in the Peltier element portion 19a of the Peltier module 19, the temperature of the air blown out from the air blowing hole 6 through the air blowing passage 8 is freely adjusted by absorbing or generating heat at the portion joined to one fin 19b. can do. Therefore, the adjustment range of the air temperature is widened, and the air conditioning performance is further improved. Further, in the Peltier element portion 19a of the Peltier module 19,
When the portion joined to one fin 19b absorbs heat, the portion joined to the other fin 19c produces heat. At this time, the fan 9 is attached to the other fin 19c.
Since the air blown from the air flows through the exhaust passage 20, the heat generated in the other fin 19c can be sufficiently dissipated, and the air conditioning performance can be improved.

[Fifth Embodiment] FIG. 6 is a vertical sectional view of an infant auxiliary device according to a fifth embodiment of the present invention. The same reference numerals are given to the components corresponding to those of the fourth embodiment shown in FIG. Attach. The infant auxiliary device according to the fifth embodiment is
Intake holes 7a and 7b are provided at the front and rear positions of the main body mount 3, respectively.
Are formed. Each of the intake holes 7a and 7b communicates with each end of the air passage 8 and the exhaust passage 20 on the air intake side, and is located at the front stage position of the end of the air passage 8 and the exhaust passage 21 on the air intake side. , A single fan 9 is arranged. Further, in the fifth embodiment, an exhaust hole 21 is provided above the backrest portion 2b of the seat 1 and the exhaust hole 21 is provided.
The other end of the exhaust path 20 is connected to. The other structure is basically the same as that of the fifth embodiment shown in FIG. 5, and therefore detailed description thereof is omitted here.

In the configuration of the fifth embodiment, even if one of the intake holes, for example 7b, is blocked by the installation direction of the infant auxiliary device or the luggage placed in the vehicle, the remaining intake holes 7
Air can be sucked in from a and the degree of freedom of the installation position of the auxiliary device for infants can be secured. Further, since the exhaust passage 20 is open to the exhaust hole 21 provided in the upper portion of the backrest portion 2b of the seat 1, the exhaust hole 21 is not blocked by luggage placed in the vehicle. For this reason, the heat generated in, for example, one of the fins 19c of the Peltier module 19 can be sufficiently dissipated, and at that time, it is convenient because it does not give discomfort to the person or a person sitting in the surrounding area. In the fifth embodiment, the intake hole 7
Although a and 7b are formed at the front and rear of the lower portion of the seat 1, the seats 1 and 7b may be formed at the left and right positions of the seat 1, or at the front, rear, left and right positions.

[Sixth Embodiment] FIG. 7 is a vertical sectional view of an infant auxiliary device according to a sixth embodiment of the present invention. The same reference numerals are given to the components corresponding to those of the fifth embodiment shown in FIG. Attach. The feature of the infant auxiliary device in the sixth embodiment is that the air passage 8 is covered with the heat insulating material 22. The other structure is basically the same as that of the fifth embodiment shown in FIG. 6, and therefore detailed description thereof is omitted here.

In the sixth embodiment, by covering the air passage 8 with the heat insulating material 22, when the temperature-controlled air is blown, heat flows out from the air passage 8 to the outside or from the outside to the air passage 8. Since it is possible to prevent the heat from flowing in, it is possible to maintain good air conditioning performance and save energy.

[Seventh Embodiment] FIG. 8 is a block diagram showing an infant auxiliary device according to a seventh embodiment of the present invention.
The same components as those in the sixth embodiment shown in are denoted by the same reference numerals. The auxiliary device for infants according to the seventh embodiment is shown in FIG.
In addition to the configuration of the infant auxiliary device of the sixth embodiment shown in FIG. 6, in addition to these configurations, a driving mode setting unit 25 as a driving mode setting unit that sets a driving mode,
The Peltier element unit is controlled by controlling the power supply unit 26 that supplies power to the Peltier element unit 19a of the Peltier module 19 and the power supply unit 27 that supplies power to the fan 9 according to the mode setting of the operation mode setting unit 25. 19
A control unit 28 is provided as an operation control unit that drives and stops a and the fan 9. The operation mode setting unit 25 is composed of a mode setting switch or the like, and the control unit 28 is composed of a microcomputer or the like. The other structure is basically the same as that of the sixth embodiment shown in FIG. 7, and therefore detailed description thereof is omitted here.

In the seventh embodiment, the control unit 2 according to the operation mode set by the operation mode setting unit 25.
The control operation of No. 8 will be described with reference to the flowchart shown in FIG. First, the control unit 28 determines whether or not the setting of the operation mode setting unit 25 is the operation stop mode (step 1), and when the operation stop mode is set, the power supply unit 26 causes the Peltier element unit 19a. The power supply to the fan 9 is stopped while the power supply to the fan 9 is stopped (step 2). On the other hand, in Step 1, when the setting of the operation mode setting unit 25 is not the operation stop mode, the control unit 28 determines whether the setting of the operation mode setting unit 25 is the air blowing mode (Step 3). When the air blowing mode is set, the power supply unit 26 stops energizing the Peltier element unit 19a, and the power supply unit 27 continues energizing the fan 9 (step 4).
As a result, the air blown from the fan 9 is blown out from the air blowout hole 6 via the air blow passage 8 without being temperature-controlled. Further, when the setting of the operation mode setting unit 25 is not the air blowing mode in step 3, the temperature control mode is set, so that the Peltier element unit 19a is energized from the power supply unit 26 and the fan 9 is also supplied from the power supply unit 27. Energize (step 5). In that case, the polarity of the current applied to the Peltier element unit 19a is also set depending on the cooling mode or the heating mode.
As a result, the air blown from the fan 9 is temperature-controlled by the Peltier module 19 and is blown out from the air blowout hole 6 via the airflow passage 8.

As described above, in the seventh embodiment, the fan 9 or the Peltier module 19 is driven or stopped in accordance with each operation mode such as temperature control and air blowing, so that air conditioning suitable for each operation mode can be performed. At the same time, it becomes possible to reduce power consumption. In the seventh embodiment,
Although the basic configuration is the same as that of the infant auxiliary device of the sixth embodiment shown in FIG. 7, the present invention can be applied to the infant auxiliary device having the configuration of the fifth embodiment shown in FIG.

[Embodiment 8] FIG. 10 is a block diagram showing an infant auxiliary device according to Embodiment 8 of the present invention. The same reference numerals are given to the components corresponding to those of Embodiment 7 shown in FIG. Attach. The auxiliary device for infants of the eighth embodiment has the configuration of the auxiliary device for infants of the seventh embodiment shown in FIG. 8, and in addition to these configurations, the auxiliary device for infants is provided in the vicinity of the air outlet hole 6 of the seat 1. A temperature sensor 29 is arranged.
Further, a temperature setting unit 30 for setting a desired air conditioning temperature is provided. Further, the control unit 28 controls the Peltier device unit 1
9a and the fan 9 are energized, and a temperature for energizing the Peltier element 19a of the Peltier module 19 is controlled based on the deviation between the detection output of the temperature sensor 29 and the set temperature set by the temperature setting unit 30. It has a function as a control means. Other configurations are basically the same as those in the case of the seventh embodiment shown in FIG. 8, and therefore detailed description thereof will be omitted here.

In the eighth embodiment, the control unit 2 when the cooling mode is set by the operation mode setting unit 25
The temperature control operation of No. 8 will be described with reference to the flowchart shown in FIG. First, the control unit 28 controls the power supply unit 27 to start energizing the fan 9 (step 11). Next, the set temperature Ts of the temperature setting unit 30 is fetched (step 12). Subsequently, the temperature Ta detected by the temperature sensor 29 is fetched (step 13). Then, the set temperature Ts is compared with the detected temperature Ta (step 14). When the two temperatures Ts and Ta do not match, the control unit 28 controls, for example, the PID (proportional integral differential) control of the amount of electricity supplied to the Peltier element unit 19a of the Peltier module 19 based on the deviation between the two temperatures Ts and Ta ( Step 1
5). As a result, the cooling capacity of the Peltier element unit 19a is adjusted. Then, in step 14, both temperatures Ts, Ta
When they match, the power supply to the Peltier device section 19a is stopped (step 16). At this time, the power supply to the fan 9 is continued.

As described above, in the eighth embodiment, since the control unit 28 controls the temperature of the Peltier module 19, it is possible to reliably prevent the occurrence of overcooling or overheating and improve the air conditioning performance. it can. Further, in the case of performing forced cooling, it is assumed that the temperature inside the vehicle has reached a comfortable temperature when the detected temperature Ta matches the set temperature Ts, so the detected temperature Ta matches the set temperature Ts. Occasionally, comfort will not be impaired by stopping the power supply to the Peltier module 19 and only blowing air. And
By limiting the power supply to the Peltier module 19 for a certain period of time when the auxiliary device for infants is used, wasteful power consumption can be reduced. In the eighth embodiment, the energization of the fan 9 is continued even when the energization of the Peltier module 19 is stopped. However, when the energization of the Peltier module 19 is stopped, the fan 9 is energized at the same time. It is also possible to stop energization and reduce unnecessary power consumption. Further, in the eighth embodiment, the operation when the cooling mode is set by the operation mode setting unit 25 has been described, but the operation when the heating mode is set is basically the same.

[Embodiment 9] FIG. 12 is a longitudinal sectional view of an infant auxiliary device according to Embodiment 8 of the present invention, and FIG. 13 is an overall configuration diagram of the same, and Embodiment 8 shown in FIG.
The same reference numerals are given to the components corresponding to. The feature of the infant auxiliary device of the ninth embodiment is that fans 9a and 9b are individually arranged for the air passage 8 and the exhaust passage 20, respectively. The fan 9a on the air passage 8 side is set for cooling, and the fan 9b on the exhaust passage 20 side is set for exhaust heat. Further, power supply units 27a and 27b for driving the fans 9a and 9b are provided. Further, the control unit 28 is configured to individually control the power supply units 26, 27a, 27b. Further, in the case of the ninth embodiment, the control unit 28 sets the Peltier element so that the portion joined to the fin 19b on the blower passage 8 side is the heat absorption side and the portion in contact with the fin 19c on the exhaust passage 20 side is the heat generation side. Part 19
The polarity of the current that flows in is set. Other configurations are
Since it is similar to the case of the eighth embodiment shown in FIG. 10,
Detailed description is omitted here.

In the ninth embodiment, the control unit 2 when the cooling mode is set by the operation mode setting unit 25
The temperature control operation in No. 8 will be described with reference to the flowchart shown in FIG. First, the control unit 28 controls one of the power supply units 27a to start energizing the cooling fan 9a (step 21). Next, the set temperature Ts of the temperature setting unit 30 is fetched (step 22). Subsequently, the temperature Ta detected by the temperature sensor 29 is fetched (step 23). Then, the set temperature Ts is compared with the detected temperature Ta (step 24). Both temperature Ts, Ta
If they do not match, the control unit 28 determines that both temperatures Ts, T
Based on the deviation of a, the amount of electricity supplied to the Peltier element portion 19a of the Peltier module 19 is controlled by PID (proportional integral derivative), for example (step 25). In this case, the control unit 28
Is set by setting the polarity of the current flowing through the Peltier element portion 19a so that the portion joined to the fin 19b on the side of the air passage 8 is on the heat absorption side. By this control, the cooling capacity of the Peltier element unit 19a is adjusted. continue,
A fan 9b for exhaust heat is controlled by controlling the other power supply unit 27b.
Power supply to the other fin 19 is started (step 26).
The heat generated in c is exhausted to the outside through the exhaust passage 20. Then, the process returns to step 23. Step 2
When both temperatures Ts and Ta coincide with each other in 4, the energization to the Peltier element part 19a is stopped (step 27), and further the energization to the exhaust heat fan 9b is stopped. In addition, when the blow mode is set by the operation mode setting unit 25, the control unit 28 stops energizing the Peltier module 19 and energizes the exhaust heat fan 9b, and only the cooling fan 9a. To drive.

As described above, in the ninth embodiment, even though the Peltier module 19 is de-energized, the exhaust heat fan 9b is continuously operated and power is wasted. Can be prevented.

[Embodiment 10] FIG. 15 is a block diagram of an infant auxiliary device according to Embodiment 10 of the present invention. The same reference numerals are given to the components corresponding to those of Embodiment 8 shown in FIG. Attach. In the infant auxiliary device according to the tenth embodiment, a single fan 9 is arranged between the air suction side ends of the blower passage 8 and the exhaust passage 20 and the intake hole 7, and the blower passage 8 and the exhaust passage are provided. Damper 33 that adjusts the air flow rate with 20
Is provided. Further, it has a damper drive unit 34 for driving the damper 33, and the bumper drive unit 34 is controlled by the control unit 28. Other configurations are basically the same as those of the eighth embodiment shown in FIG. 10, and therefore detailed description thereof is omitted here.

In the cooling mode or the heating mode in which the Peltier module 19 is used, the control section 28 keeps the damper drive section so as to maintain the neutral position where the same amount of air is sent to both the air passage 8 and the exhaust passage 20. The opening degree of the damper 33 is adjusted by controlling 34. Meanwhile, the Peltier module 19
In the blowing mode in which the damper is not used, the control unit 28 controls the damper driving unit 34 so that the damper 33 is in a position to close the exhaust passage 20. Therefore, all the air blown by the fan 9 flows into the blower passage 8 side.

As described above, according to the tenth embodiment, even when the single fan 9 is provided, the damper 33 adjusts the air flow rates of the ventilation passage 8 and the exhaust passage 20 to control the temperature and the ventilation. It becomes possible to perform air conditioning adapted to the operation mode.

[Embodiment 11] FIG. 16 is a block diagram of an infant auxiliary device according to Embodiment 11 of the present invention. The same reference numerals are given to the components corresponding to those of Embodiment 10 shown in FIG. Attach. The feature of the infant auxiliary device of the eleventh embodiment is that a power cord 36 that is electrically connected to a connection terminal of a DC power source 35 mounted on an automobile is provided. Since the other structure is basically the same as that of the tenth embodiment shown in FIG. 15, detailed description thereof is omitted here.

In the child auxiliary equipment according to the eleventh embodiment, a DC power source 35 for an automobile is connected through a power cord 36.
If it is connected to, the electric power can be supplied from the DC power source 35, so that it is not necessary to incorporate a battery in the infant auxiliary device, and the weight of the entire device can be reduced. In addition, since the electric power is received from the DC power source 35 through the power cord 36 when the vehicle is operating, the charge amount of the battery is reduced during use and the Peltier module 1
There is no fear that the operation of the 9 and fan 9 will stop, and
It also frees you from the complexity of charging the battery. In that case, the power cord 36 preferably has a connector structure that can be detached from the infant auxiliary device. When the power source is not used, the power cord 36 is an obstacle, so the power cord 36 can be detached from the device and stored in another place. Further, when carrying the device, it is possible to avoid a risk that the power cord 36 catches a part of the body and falls. Alternatively, a length adjusting mechanism for adjusting the length of the power cord 36 may be provided. In this case, the length adjusting mechanism may be of a winding type or a type of winding using the force of a spring. By providing such a length adjusting mechanism, it is possible to adjust the withdrawal length of the power cord 36, and it is possible to cope with vehicle types having different distances to the connection terminals of the DC power source 35 of the vehicle. It will be possible.

Although the eleventh embodiment is based on the same configuration as the infant auxiliary device of the tenth embodiment shown in FIG. 15, the present invention is not limited to this, and the first embodiment is not limited thereto.
It is also applicable to an infant auxiliary device having the configurations of 9 to 9.

[Embodiment 13] FIG. 17 is a longitudinal sectional view showing an infant auxiliary device according to Embodiment 13 of the present invention. The components corresponding to those of Embodiment 6 shown in FIG. 7 are the same. Add a sign. In the infant auxiliary device according to the thirteenth embodiment, the heat absorption side of the Peltier element portion 19a is the air passage 8
Side fin 19b and the heat generating side is the other fin 19b.
The polarity of the current flowing through the Peltier element portion 19a is set so as to be joined to c. A dedicated fan 9 is provided in the air passage 8. Furthermore, the Peltier element unit 1
A water cooling mechanism 38 for water cooling the heat generated in the fin 19c joined to the heat generating side of 9a is provided. In other words, the water cooling mechanism 38 has a circulating water channel 39 that passes through the fins 19c.
Equipped with. In this circulating water channel 39, a pump 40 for circulation is installed at the position of the main body mounting portion 3 in the middle thereof, and a finned manifold 41 for heat dissipation is provided at the position of the backrest portion 2b of the seat 1. . The other structure is basically the same as that of the sixth embodiment shown in FIG. 7, and therefore detailed description thereof is omitted here.

The air sucked by the fan 9 from the intake holes 7a and 7b is cooled when passing through the fins 19b on the cooling side of the Peltier module 19, and then blown out from the air blowing hole 6 through the air passage 8. . On the other hand, Peltier element unit 1
The heat generated by the fin 19c joined to the heat generating side of 9a is
It is cooled by the water circulated by the pump 40. The water that has passed through the fins 19c is cooled by the manifold 41 and then returned to the pump 40 again.

As described above, in the thirteenth embodiment, the heat generated by the fins 19c joined to the heat generating side of the Peltier element portion 19 is cooled by water. Since the water cooling has a larger cooling capacity than the air cooling, the Peltier module 1
9, the cooling capacity is increased and the air conditioning performance is improved. The water cooling mechanism 38 is not limited to the structure of the thirteenth embodiment, and can be installed in the auxiliary device for infants having the structures of the first to twelfth embodiments.

[Fourteenth Embodiment] FIG. 18 is a sectional view of an infant auxiliary device according to a fourteenth embodiment of the present invention.
The parts corresponding to those of the sixth embodiment shown in FIG. 7 are designated by the same reference numerals. In the child auxiliary device according to the eighteenth embodiment, the heat absorption side of the Peltier element portion 19a is joined to the fin 19b on the air passage 8 side, and the heat generation side is joined to the other fin 19c. The polarity is set. The position of the fin 19b joined to the heat absorption side of the Peltier element portion 19a is set in advance so that it is lower than the fin 19c joined to the heat generation side. A dew condensation water storage tank 43 is provided for collecting dew condensation generated on the fins 19b joined to the heat absorption side of the Peltier element portion 19a. The dew condensation water storage tank 43 is arranged so that it can be easily attached and detached through an opening / closing opening (not shown) provided on the side surface of the main body mounting base 3. If a transparent window is provided near the condensed water storage tank 43 so that the amount of stored water can be confirmed from the outside,
This is convenient because the time when the condensed water is discarded can be easily confirmed without removing the condensed water storage tank 43. Other configurations are similar to those of the first embodiment shown in FIG. 1, and therefore detailed description thereof is omitted here.

In the fourteenth embodiment, the dew condensation that occurs on the fins 19b joined to the heat absorption side of the Peltier element portion 19a is collected in the dew condensation water storage tank 43, so there is a risk that it will leak to the outside and wet the automobile seat. It can be easily scrapped if it disappears and a certain amount is accumulated. The dew condensation water storage tank 43 is not limited to the configuration of the fourteenth embodiment, and can be installed in the infant auxiliary device having the configurations of the first to thirteenth embodiments.

[Fifteenth Embodiment] FIG. 19 is a longitudinal sectional view of an infant auxiliary device according to a fifteenth embodiment of the present invention. The same reference numerals are given to portions corresponding to the fourteenth embodiment shown in FIG. Attach. A feature of the fifteenth embodiment is that a water absorbing material 44 such as a sponge made of urethane is arranged in the condensed water storage tank 43. Since the other structure is basically the same as that of the fourteenth embodiment shown in FIG. 18, detailed description thereof is omitted here.

In the fifteenth embodiment, the dew condensation generated on the fins 19b joined to the heat absorption side of the Peltier element portion 19 is collected and guided to the dew condensation water storage tank 43 and absorbed by the water absorbing material 44 arranged inside. It Therefore, even if a large amount of dew condensation water is stored in the dew condensation water storage tank 43, no sound is generated due to the shaking of the vehicle, and moreover,
It is possible to prevent the water in the dew condensation water storage tank 43 from leaking to the outside even when the vehicle body shakes violently. Water absorbing material 4
When the water is sufficiently absorbed in No. 4, the water absorbent material 44 can be reused by taking it out and drying it. Also,
If a preliminary water absorbing material 44 is prepared, it can be used efficiently. Further, the exhaust path 22 is branched to divide the water absorbing material 4 into
If the configuration is such that the hot air hits the water absorbent 4, the water absorbent 44 can absorb water and can be dried, so that the frequency of replacement of the water absorbent 44 can be reduced.

[0062]

The following effects can be obtained with the infant auxiliary device of the present invention. According to the first aspect of the present invention, it is possible to attach / detach to / from the vehicle seat, and it is possible to give a comfortable air-conditioning state to the infant while ensuring the flexibility of the mounting position and the mounting direction to the vehicle seat. Become.

According to the second aspect of the invention, in addition to the effect of the first aspect of the invention, since the inside of the groove surrounded by the sheet forming material and the cushioning material is configured as an air blowing path, an air blowout hole and In addition to facilitating the molding of the air passage, it is possible to reduce the number of components.

According to the invention of claim 3, in addition to the effect of the invention of claim 1 or claim 2, the intake holes are formed in at least two front and rear surfaces of the lower portion of the seat. Therefore, even if one of the intake holes is blocked by the installation direction of the auxiliary device for infants or luggage put in the car,
Air can be sucked in through the remaining intake holes, and the degree of freedom in the installation position of the infant auxiliary device can be secured.

According to the invention of claim 4, in addition to the effect of the invention of any one of claims 1 to 3, since a removable cooler is provided in the middle of the air passage, The temperature of the air blown out from the air blow holes can be lowered by the cold insulating material, and the air conditioning performance is improved.

According to the invention of claim 5, in addition to the effect of the invention of any one of claims 1 to 3, the air passage is communicated with the air outlet through the heat exchange part of the Peltier module. Therefore, the Peltier module can adjust the temperature of the air ejected from the air ejection hole in a wide range, and the air conditioning performance is further improved.

According to the sixth aspect of the invention, in addition to the effect of the fifth aspect of the invention, since the air passage is covered with the heat insulating material, the cool air or the warm air is guided to the air blowout hole without flowing out. Therefore, it is possible to improve air conditioning performance and save energy.

According to the invention of claim 7, in addition to the effect of the invention of claim 5 or claim 6, since the exhaust passage is arranged in parallel with the air passage, the heat exchange part of the Peltier module is provided. Can fully dissipate the heat generated by
Air conditioning performance can be improved.

According to the invention described in claim 8, in addition to the effect of the invention described in claim 7, since the exhaust passage is opened at the upper part of the backrest portion of the seat, the exhaust hole can be opened by the luggage placed in the vehicle. Is never blocked. For this reason, the heat generated in the heat exchange part of the Peltier module can be sufficiently radiated, and the person himself or a person seated in the surrounding area does not feel uncomfortable.

In the ninth aspect of the invention, in addition to the effect of the seventh or eighth aspect of the invention, the fans are individually arranged in the air passage and the exhaust passage, so that the temperature control is performed. In the mode, the fans in both passages are operated at the same time,
In the air blowing mode, it is possible to perform air blowing suitable for each operation mode of temperature control and air blowing, such as stopping the fan in the exhaust passage, and it is possible to maintain an appropriate air conditioning state.

According to a tenth aspect of the invention, in the structure of the seventh or eighth aspect of the invention, between the air suction side end of the air passage and the exhaust passage and the air intake hole,
It is characterized in that the fan is arranged and a damper is provided for adjusting an air flow rate ratio between the blower passage and the exhaust passage. As a result, even when a single fan is provided, it is possible to perform air conditioning adapted to each operation mode of temperature control, air blowing, and stop by adjusting the air volume of the air blowing passage and the exhaust air passage with the damper. .

According to the invention of claim 11, in addition to the effects of the invention of any one of claims 5 to 10,
Since the operation control means drives and stops the Peltier module and the fan in accordance with the operation mode setting by the operation mode setting means, it is possible to perform air conditioning adapted to each operation mode and reduce power consumption.

In the twelfth aspect of the invention, in addition to the effects of the fifth aspect of the invention,
Since the temperature control means controls the amount of electricity supplied to the Peltier module based on the detection output of the temperature sensor, it is possible to reliably prevent overcooling and overheating, maintain a comfortable air conditioning state, and reduce power consumption. It becomes possible to do.

According to the thirteenth aspect of the invention, in addition to the effect of the twelfth aspect of the invention, the temperature control means stops energizing the Peltier module when the detection output of the temperature sensor reaches the set temperature. Therefore, useless power consumption can be further reduced.

According to the fourteenth aspect of the invention, in addition to the effect of the thirteenth aspect of the invention, the temperature control means stops the energization of the fan at the same time as the energization of the Peltier module is stopped. Power consumption can be suppressed.

According to the fifteenth aspect of the invention, in addition to the effect of the invention according to any of the first to fourteenth aspects,
Since it can be electrically connected to the connection terminal of the DC power supply mounted on the car using the power cord, the auxiliary device for infants does not need a built-in battery, and the power from the DC power supply of the car is not needed. It becomes possible to operate a fan etc. by receiving.

According to the sixteenth aspect of the invention, in addition to the effect of the fifteenth aspect of the invention, since the length of the power cord can be adjusted by the length adjusting mechanism, the distance to the connection terminal of the DC power source of the automobile It will be possible to receive power from the DC power supply of automobiles even for different vehicle types.

According to the seventeenth aspect of the invention, in addition to the effect of the fifth or sixth aspect of the invention, the heat generated on the heat generating side of the Peltier module is water-cooled by the water cooling mechanism.
The heat generated on the heat generating side of the Peltier module can be sufficiently radiated, and the cooling capacity of the Peltier module is improved.

According to the invention of claim 18, in addition to the effects of the invention of any one of claims 5 to 17,
Condensation generated on the heat absorption side of the Peltier module can be collected in the dew condensation water storage tank, so there is no risk of dew condensation water leaking outside and wetting the automobile seat, and it can be easily discarded if a certain amount is accumulated .

According to the nineteenth aspect of the invention, in addition to the effect of the eighteenth aspect of the invention, since the water absorbing material is arranged in the dew condensation water storage tank, the water in the dew condensation water storage tank is removed by the vibration of the automobile. It can be prevented from leaking to the outside.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of an infant auxiliary device according to a first embodiment of the present invention.

FIG. 2 is a longitudinal sectional view of an infant auxiliary device according to a second embodiment of the present invention.

FIG. 3 is an enlarged perspective view showing a main part according to a second embodiment of the present invention.

FIG. 4 is a longitudinal sectional view of an infant auxiliary device according to a third embodiment of the present invention.

FIG. 5 is a longitudinal sectional view of an infant auxiliary device according to a fourth embodiment of the present invention.

FIG. 6 is a vertical sectional view of an infant auxiliary device according to a fifth embodiment of the present invention.

FIG. 7 is a vertical sectional view of an infant auxiliary device according to a sixth embodiment of the present invention.

FIG. 8 is a configuration diagram showing an entire infant auxiliary device according to a seventh embodiment of the present invention.

FIG. 9 is a flowchart for explaining a temperature control operation in the seventh embodiment of the present invention.

FIG. 10 is a configuration diagram showing an entire auxiliary device for infants according to an eighth embodiment of the present invention.

FIG. 11 is a flow chart for explaining a temperature control operation in the eighth embodiment of the present invention.

FIG. 12 is a vertical sectional view of an infant auxiliary device according to Embodiment 8 of the present invention.

FIG. 13 is a configuration diagram showing an entire infant auxiliary device according to an eighth embodiment of the present invention.

FIG. 14 is a flow chart for explaining a temperature control operation in the ninth embodiment of the present invention.

FIG. 15 is a configuration diagram showing an entire auxiliary device for infants according to a tenth embodiment of the present invention.

FIG. 16 is a configuration diagram showing an entire auxiliary device for infants according to an eleventh embodiment of the present invention.

FIG. 17 is a vertical sectional view of an infant auxiliary device according to a thirteenth embodiment of the present invention.

FIG. 18 is a vertical sectional view of an infant auxiliary device according to a fourteenth embodiment of the present invention.

FIG. 19 is a vertical sectional view of an infant auxiliary device according to a fifteenth embodiment of the present invention.

[Explanation of symbols]

1 seat 2 body 2a Backrest 6 Air outlet 7,7a, 7b Intake hole 8 air duct 9,9a, 9b Fan 12 Pad (sheet forming material) 13 cushioning material 15 Cooling material 19 Peltier module 19a Peltier element part 19b, 19c fins 20 exhaust path 21 Exhaust hole 22 Thermal insulation 25 Operation mode setting section 28 Control unit (operation control means, temperature control means) 29 Temperature sensor 30 Temperature setting section 33 damper 36 power cord 38 Water cooling mechanism 43 Condensation water storage tank 44 Water absorbing material

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) B60H 1/32 621 B60H 1/32 621G 1/34 651 1/34 651A B60N 2/44 B60N 2/44 F Term (reference) 3B084 JA03 JF02 JF03 JF04 JG02 JG06 3B087 CE07 DE01 DE09 3L011 BV01

Claims (19)

[Claims] 1. An auxiliary device for an infant, which is used by being fixed to a seat to perform a function of replacing a seat belt when riding an infant, having a seat on which an infant sits, and the seat has an air seat. The blowout hole is formed, and a fan for blowing air, an intake hole through which air is sucked by the fan, and a blower path for guiding the air sucked by the fan through the intake hole to the air blowout hole are provided. Auxiliary device for infants characterized by being. 2. The seat back portion of the seat is formed by joining a cushioning material having an air blowing hole on a grooved sheet forming material, and in the groove surrounded by the sheet forming material and the cushioning material. The auxiliary device for infants according to claim 1, wherein is configured as the air passage. 3. The infant auxiliary device according to claim 1, wherein the intake holes are formed in at least two front and rear surfaces and a left and right surface of the lower portion of the seat. 4. The auxiliary device for infants according to claim 1, wherein a removable cooler is provided in the middle of the air passage. 5. A Peltier module having a Peltier element, wherein the air passage passes through a heat exchange section of the Peltier module and communicates with the air outlet. The auxiliary device for infants described in any one of 1. 6. The infant auxiliary device according to claim 5, wherein the air passage is covered with a heat insulating material. 7. The exhaust passage which is open to the outside through the heat exchange portion of the Peltier module from the intake hole is provided in parallel with the air passage. Auxiliary device for infants described in. 8. The infant auxiliary device according to claim 7, wherein the exhaust passage is opened at an upper portion of a backrest portion of a seat. 9. The infant auxiliary device according to claim 7, wherein the fan is arranged separately for each of the air passage and the exhaust passage. 10. The damper is arranged between the air suction side ends of the air passage and the exhaust passage and the intake hole, and a damper for adjusting an air flow rate ratio between the air passage and the exhaust passage. The auxiliary device for infants according to claim 7 or 8, further comprising: 11. An operation mode setting means for setting an operation mode, and an operation control means for driving or stopping the Peltier module and the fan according to the mode setting of the operation mode setting means. The auxiliary device for infants according to any one of claims 5 to 10. 12. A temperature sensor is arranged in the vicinity of the air outlet of the seat, and a temperature for controlling the amount of electricity supplied to the Peltier module based on a deviation between a detection output of the temperature sensor and a set temperature. The infant auxiliary device according to any one of claims 5 to 11, further comprising control means. 13. The temperature control means is configured to stop energization of the Peltier module when the detection output of the temperature sensor reaches a set temperature. Child auxiliary equipment. 14. The temperature control means according to claim 13, when energizing the Peltier module is discontinued, energizing the fan is stopped accordingly. Auxiliary device for infants. 15. The auxiliary device for infants according to claim 1, further comprising a power cord electrically connected to a connection terminal of a DC power source mounted on the vehicle. 16. The infant auxiliary device according to claim 15, further comprising a length adjusting mechanism for adjusting the length of the power cord. 17. The auxiliary device for infants according to claim 5, further comprising a water cooling mechanism for water cooling the heat generated on the heat generating side of the Peltier module. 18. The infant auxiliary device according to claim 5, further comprising a dew condensation water storage tank for collecting dew condensation generated on the heat absorption side of the Peltier module. 19. The infant auxiliary device according to claim 18, wherein a water absorbing material is arranged in the dew condensation water storage tank.