KR200328754Y1 - Detachable electric heating sheet for baby carriage - Google Patents

Abstract

The present invention provides a detachable heat transfer sheet for a baby carriage installed in a frame having a handle and having a boarding portion for infants or toddlers. The detachable heat transfer sheet 10 for the baby carriage has at least one planar heating element 30 formed using carbon fiber, and the like, and is connected to a power line connected to the planar invention 30 and electrically connected to an external battery. Covering the power sheet 40, the planar heating element 30 and the power sheet 40 up and down and the coating materials 22, 24 that are pressed together to be cut off from the outside, the planar heating element 30 and the power sheet 40 is crimped It is provided with a roller (70) for adjusting the temperature of the sheet shell 60 and the planar heating element (30) to accommodate the one coating material (22, 24) inside.

Description

Detachable Heat Transfer Sheet for Baby Stroller {DETACHABLE ELECTRIC HEATING SHEET FOR BABY CARRIAGE}

The present invention relates to a detachable heat transfer sheet for a baby carriage, and more particularly, to a detachable heat transfer sheet for a baby carriage for use in mounting on a baby carriage used when moving infants or toddlers outdoors.

The present inventor has proposed a stroller to maintain the temperature of the portion of the infant or infant boarding at an appropriate level in accordance with the temperature during the movement of the infant or infant through Utility Model Registration No. 0239912. Such a stroller is configured by putting a heating wire in the base material of the seat fixed to the boarding portion of the infant or infant as shown in FIG. The stroller is configured to be used for about 4 hours at an appropriate temperature of 40-50 ° C by controlling the temperature controller installed on the handle by using a battery charged before going out.

The conventional stroller according to the present inventors has an advantage of allowing the stroller to be used outdoors with confidence even at an external temperature below zero by allowing the infant or infant to properly maintain the temperature of the boarding space even when the outside temperature drops. have.

However, such a conventional stroller is sold installed in a seat fixed to the frame of the stroller is a heat transfer configuration for maintaining a proper temperature. In other words, because it is installed in the base material in the seat permanently coupled to the stroller is to use the stroller in the installed state even in the summer, such as a separate thermal insulation is not required. In addition, a user who does not purchase a stroller proposed by the present inventor or uses a conventional stroller has a problem in that an additional burden of purchasing a stroller is required if necessary.

The present invention is to solve such a problem, the purpose is to install and use in the stroller when the heat transfer function is necessary because the outside temperature drops, for a new type of stroller that can use the heat transfer function immediately installed in a normal stroller To provide a separate heat transfer sheet.

1 is a perspective view showing a conventional stroller by the inventor;

2 is a perspective view showing a detachable heat transfer sheet for a baby carriage according to a preferred embodiment of the present invention;

3 is an exploded perspective view showing the structure of the heat transfer sheet in FIG. 2 in detail;

4A to 4C are plan views schematically showing modifications of the detachable heat transfer sheet for the baby carriage according to the preferred embodiment of the present invention;

5 is a view showing an example surrounding the infant by attaching the bell claw and the belt to the seat shell of the separate heat transfer sheet for the stroller according to a preferred embodiment of the present invention;

6 is a view showing an example of using a removable heat transfer sheet for a baby carriage according to an embodiment of the present invention mounted on a normal baby carriage.

* Code descriptions for the main parts of the drawings

10: separate heat transfer sheet 20: heat transfer unit

22, 24: coating material

30, 30a, 30b, 30c, 30d: planar heating element

40: power sheet 50: temperature sensor

60: sheet jacket 70: controller

90: seat connection

According to a feature of the present invention for achieving the above object, the present invention provides a detachable heat transfer sheet for a baby carriage having a boarding unit to be mounted on the frame having a handle for infants or toddlers. The detachable heat transfer sheet 10 for the baby carriage is at least one planar heating element 30 formed using carbon fiber or the like, and is electrically connected to the planar invention 30 and connected to a power line connected to an external battery. Power plate 40 and the coating material 22 and 24 are pressed together to cover the top and bottom of the planar heating element 30 and the power thin plate 40 up and down, and the planar heating element 30 and the power thin plate 40 It is provided with a sheet outer shell 60 and a conical roller 70 for controlling the temperature of the planar heating element 30 to accommodate the coating material (22, 24) is pressed and fixed therein.

The present invention as described above is located in the coating materials 22 and 24 and installed in contact with the planar heating element 30 as in the preferred embodiment to the temperature value of the planar heating element 30 to the controller 70 Further comprising a temperature sensor 50 to transmit, it is possible to maintain the proper temperature by controlling the temperature of the planar heating element 30 in accordance with the temperature sensed by the temperature sensor 50.

On the other hand, the present invention and the preferred embodiment as described above, the removable heat transfer sheet 10 for the stroller is a first surface (10a) corresponding to the back of the infant and the second surface corresponding to the back of the infant ( 10b) to cover the infant. In addition, the planar heating element 30b installed on the second surface 10b is formed to have a width smaller than that of the planar heating elements 30a, 30a 'and 30a ″ provided on the first surface 10a, and the first surface Together with the planar heating elements (30a, 30a ', 30a ") positioned in (10a) by the integral coating material (22, 24) to be accommodated in the integral sheet shell 60, the power thin plate (40) ) Can be installed to be connected continuously.

The present invention is to configure the heat transfer sheet in a detachable form so that it can be used by placing it in a general stroller at any time, and to be stored separately when not needed. The present invention for this technical problem is provided with a specially designed heat transfer sheet. The planar heating element 30 used for heat transfer in the heat transfer sheet is provided by various companies in the United States, Japan, and Korea, and is proposed to be applied to heat insulation boards, picture frames, and sauna supplies. This planar heating element is called ceramic carbon paper, ceramic carbon fiber heating element and the like, and is typically manufactured and sold by Dairin, Japan, and FLEXWAT, USA. The planar heating element is manufactured by adding and mixing microfine carbon fiber, circular pulp, and ceramics without using an electric heating wire, which is generally used. have. In addition, the planar heating element has been developed in various forms that are beneficial and harmless to the human body, such as adding ceramic and having antibacterial action and generating far infrared rays. It is said to be high.

On the other hand, a power thin plate for supplying power to the planar heating element may be applied to a copper foil, such copper foil may be applied to that provided in the form of a tape.

The present invention provides a detachable heat transfer sheet suitable for use in a baby carriage using the advantages of the planar heating element.

Hereinafter, the detachable heat transfer sheet for the stroller according to the preferred embodiment of the present invention will be described in detail with reference to FIGS. 2 to 6, and the same reference numerals refer to the same components in FIGS. 2 to 6. Write down the number. On the other hand, in each drawing, the configuration for coupling and fixing the main elements and the illustration of the outer seat, controller, battery, connection line, etc. are briefly or omitted, and can be commonly known to those skilled in the art from conventional strollers by the present inventors. The illustration of the parts are omitted, and shown around the parts related to the present invention. In particular, there are parts where the size ratio between the elements is somewhat different or the sizes between the components coupled to each other are different, but the difference in representation of the drawings is easily understood by those skilled in the art. A separate description is omitted.

2 is a perspective view showing a detachable heat transfer sheet for a baby carriage according to a preferred embodiment of the present invention, and FIG. 3 is an exploded perspective view showing the structure of the heat transfer sheet in FIG. 2 in detail.

2 and 3, the present invention provides a detachable heat transfer sheet 10 which is installed in a frame having a handle and can be used by being placed in a baby carriage having a boarding unit for infants or toddlers to board. The detachable heat transfer sheet 10 includes a planar heating element 30, a power thin plate 40, coating materials 22 and 24, a sheet shell 60, a controller 70, and a battery. Here, the heat transfer unit 20 including the planar heating element 30, the power thin plate 40 and the coating materials 22 and 24 may be configured in various forms as shown in detail in the modified embodiments of the present invention.

The planar heating element 30 is formed using carbon fibers or the like as described above to have a paper thickness. The power thin plate 40 is electrically connected to the planar invention 30 and connected to a power line connected to an external battery, the thickness of which is substantially the same as that of the planar heating element 30. The shape of the power plate 40 is coupled to the planar heating element 30 may be configured in a variety of ways. In this embodiment, as shown in Figure 2 so that the outer periphery of both sides from the back of the planar heating element 30, respectively, so as to be connected through each electrode (+,-) and the power line of the external battery, the present invention to be described later As in the case of the planar heating element is divided into a plurality of configuration as shown in the planar heating element is configured by connecting all.

The planar heating element 20 and the power thin plate 40 are coated by the coating materials 22 and 24. The coating materials 22 and 24 may be urethane, silicone, fiber, glass reinforced fiber, nonwoven fabric, polyester resin, adhesive tape, or the like. The coating materials 22 and 24 should be made of a material having excellent bendability and excellent thermal conductivity along with corrosion resistance, and the planar heating element 30 and the power thin plate 40 should be waterproof. Therefore, in the present embodiment, the surface heating element 20 and the power thin plate 40 were coated using urethane. The coating materials 22 and 24 are compressed to be wider than the periphery of the planar heating element 30, and are coated on the outside to compress the coating materials 22 and 24 in which the planar heating element 30 and the power thin plate 40 are compressed. It is fixed to the seat envelope 60 to accommodate.

As such, the method of fixing the heat transfer unit 20 including the planar heating element 30, the power thin plate 40, and the coating materials 22 and 24 to the sheet shell 60 may be variously used. That is, a space is formed so that the heat transfer unit 20 can be placed in the sheet envelope 60, and the heat transfer unit 20 is placed in the space and the heat transfer unit between the sheet envelope 60 as in this embodiment ( 20) and a method of stitching 62 to the seat shell 60 around the periphery of the coating materials 22 and 24 pressed by the heat transfer unit 20 may be used.

In addition, in a preferred embodiment of the present invention to supply power to the planar heating element 30 through the power thin plate 40, the function of controlling the temperature is made by the controller 70. In this embodiment, the battery is placed in one case, and the display window 74 displaying the current temperature and the set temperature, the switch 76 for turning the power on and off, and the temperature for setting the proper temperature. The setting switch 78 and the like were installed to configure the controller 70. At this time, the part for accommodating the battery for supplying power and the controller 70 for controlling the temperature to a predetermined set value may be configured separately from each other. For example, although not shown, when the controller 70 is separately configured, the battery is placed in a separate case (leather case, etc.) so that the case can be hung on the frame part of the stroller (such as a plastic object on the back of the board) or placed in a storage container. can do. At this time, the controller 70 installs the above-described display window 74, the on-off switch 76 and the temperature setting switch 78 and the like so as to be placed on the shade as shown in FIG. It may be configured long, the case material of the controller 70 may be configured to be used as a toy of the infant by forming a material (such as ABS) that is harmless to the human body and durable.

On the other hand, the heat transfer sheet 10 according to the present invention may be configured to fit the set temperature to release the product, but the surface heating element 30 according to the detected temperature by installing the temperature sensor 50 for more precise and stable control The temperature was automatically controlled to maintain the proper temperature. The temperature sensor 50 is installed inside the coating materials 22 and 24 to be in contact with the planar heating element 30 so that the temperature value of the planar heating element 30 is transmitted to the controller 70.

The application of the separate type of heat transfer sheet 10 for the baby carriage as shown in FIG. 2 was again examined to confirm the heat transfer effect.

First, the removable heat transfer sheet 10 of the present invention should be able to maintain a temperature of 40-45 degrees for a certain time in order to maintain an appropriate body temperature of the infant when the outside temperature is low (about autumn to spring). Batteries for this purpose can be applied to ordinary batteries or other types of rechargeable batteries, but life, cost. In consideration of functions, usage time, environmental pollution and safety, a 1-cell 3.7 volt 3.3-amp lithium-polymer battery was used.

This experimental condition was carried out in two types. In other words, the size of the planar heating element 30 was 150 mm wide and 400 mm long, and the three lithium polymer batteries were connected in series so that the nominal voltage was 11.1 V and full at 12.6 V. And the other was the size of the planar heating element 30 width 150mm, length 600mm and connected four lithium polymer batteries in series so that the nominal voltage is 14.8V, when full 16.8V. As a result of the experiment under these conditions, it took 2 to 3 minutes to reach the proper temperature (about 40 degrees) by turning on the power under the former condition, and it took about 30 minutes to reach the maximum temperature (55 degrees). The maximum temperature was maintained for 3 hours and 10 minutes. Also, in the latter condition, it takes about 2 minutes to reach the proper temperature (about 40 degrees) by inputting the power, and it takes about 15 minutes to reach the maximum temperature (about 65 degrees). I could keep it.

Thus detachable heat transfer sheet 10 for a baby carriage according to the present invention is to be able to be active for a long time while maintaining the body temperature of the infant at an appropriate temperature even at low temperatures.

4A to 4C are perspective views showing a modified example of the detachable heat transfer sheet for the baby carriage according to the present invention, and FIG. 5 is a bell claw and a belt attached to the seat shell of the detachable heat transfer sheet for the baby carriage according to the preferred embodiment of the present invention. To show an example of wrapping an infant.

4A to 4C, the detachable heat transfer sheet 10 for a baby carriage according to the present invention may be configured in various forms. That is, as shown in FIG. 5, the detachable heat transfer sheet 10 according to the present modification has a first surface 10a corresponding to the back surface of the infant and a second surface corresponding to the rear surface of the infant so as to cover the infant such as a bag. 10b). Also, although not shown, one side may be added to the other side of the first side 10a to cover the infant or the side of the ride of the stroller.

In the present modification, the detachable heat transfer sheet 10 is configured to have an integral sheet shell 60 in appearance so that the user can use it in the same manner as a bag. In the detachable heat transfer sheet 10, the planar heating element 30 of the heat transfer unit 20 accommodated in the inside of the sheet shell 60 is divided into several regions 30a, 30a ′, and 30a in consideration of the capacity of the battery. 30b). That is, in this modification, the planar heating elements 30a, 30a 'and 30a installed on the first surface 10a are placed on the back of the infant and placed in the boarding part of the baby carriage. And the planar heating elements 30b installed on the second surface 10b are planar heating elements 30a, 30a 'and 30a "installed on the first surface 10a in consideration of warming the abdomen of the infant. In the arrangement of the planar heating elements 30a, 30a ', 30a ", 30b provided on the first surface 10a and the second surface 10b, the first surface as shown in FIG. One long planar heating element 30a may be provided on the surface 10a, and a shorter planar heating element 30b may be provided on the second surface 10b, as shown in FIG. 4B. Planar heating elements 30a 'and 30b are provided on a portion where the second surface 10b is positioned so as to span the first surface 10a, and planar heating elements 30a separated from each other on both sides of the first surface 10a. 30a "), and three planar heating elements 30a, 30a 'and 30a" separated from each other on the first surface 10a can be installed in succession, and one separated on the second surface 10b as shown in FIG. The planar heating element 30b can be provided. In this case, the method of dividing the planar heating element 30 into a plurality of regions 30a, 30a ', 30a ", 30b and connecting the power thin plate 40 to it may be applied in various ways other than the illustrated method. In the example, the planar heating elements 30a, 30a ', 30a ", and 30b, which may be configured in various forms as described above, are pressed by the integral coating materials 22 and 24 so that the power thin plate 40 does not come out of the coating material ( 22, 24) to be installed in a continuous connection to prevent damage during washing or use. At this time, the power plate 40 for connecting the planar heating elements (30a, 30a ', 30a ", 30b) which are located apart from each other may be configured to be arranged in a variety of positions so that power is uniformly transmitted.

The detachable heat transfer sheet 10 for the baby carriage configured as described above may be installed with a bell claw or a belt on the seat jacket 60 as shown in FIG. 5 to cover the infant stably, and the whole of the stroller waist fixing device is intact. Slip in and slip.

Figure 6 is a view showing an example of using the removable heat transfer sheet for a stroller according to a preferred embodiment of the present invention mounted on a normal stroller.

Referring to FIG. 6, the detachable heat transfer sheet 10 according to the present invention is configured to be installed and used directly in a baby carriage in which seats are installed in a boarding portion. The method of using the removable heat transfer sheet 10 of the present invention in a baby carriage is simple. In other words, the heat transfer sheet 10 of the present invention is appropriately positioned on the seat of the riding portion and the controller 70 may be set to an appropriate temperature. In this case, the controller 70 may be placed in the top or storage container of the shade.

As described above, the removable heat transfer sheet for a baby carriage according to a preferred embodiment of the present invention is shown in accordance with the above description and drawings, but this is for example only and various within the scope not departing from the technical idea of the present invention. It will be understood by those skilled in the art that variations and modifications are possible.

According to such a detachable heat transfer sheet for a baby carriage according to the present invention, the heat transfer sheet may be configured to be detached and used in a general baby carriage at any time, and when not needed, it may be separated and stored so that the user may be convenient. In particular, the user who purchased the existing stroller can use the separate heat transfer sheet of the present invention can be expected the same satisfaction as the integrated stroller equipped with a heat transfer function at a lower additional cost.

Claims (4)

In the detachable heat transfer sheet for a baby carriage for carrying an infant or toddler with a boarding portion in the frame having a handle, At least one planar heating element 30 formed using carbon fiber or the like; A power thin plate 40 electrically connected to the planar invention 30 and connected to a power line connected to an external battery; Coating materials 22 and 24 which are pressed together to cover the planar heating element 30 and the power thin plate 40 up and down and are blocked from the outside; A sheet shell 60 for accommodating and fixing the coating materials 22 and 24 compressing the planar heating element 30 and the power thin plate 40 therein; Separable heat transfer sheet for a baby carriage, characterized in that it comprises a crawler (70) for controlling the temperature of the planar heating element (30). The method of claim 1, Located inside the coating material (22, 24) and installed to contact the planar heating element 30 further comprises a temperature sensor 50 for transmitting the temperature value of the planar heating element 30 to the controller 70 , The detachable heat transfer sheet for baby carriages, characterized in that to maintain the appropriate temperature by controlling the temperature of the planar heating element 30 in accordance with the temperature sensed by the temperature sensor (50). The method according to claim 1 or 2, The detachable heat transfer sheet 10 for the baby carriage has a first side surface 10a corresponding to the back surface of the infant and a second side surface 10b corresponding to the rear surface of the infant so as to cover the infant. Removable heat transfer sheet The method of claim 3, wherein The planar heating element 30b installed on the second surface 10b is formed to have a width smaller than that of the planar heating elements 30a, 30a ', and 30a ″ provided on the first surface 10a, and the first surface ( The power heating plate 40 is pressed together by the coating materials 22 and 24 together with the planar heating elements 30a, 30a ', and 30a "positioned at 10a) to be accommodated in the sheet sheath 60 integrally. Separable heat transfer sheet for baby carriage, characterized in that the continuous connection is installed.