KR102290490B1 - Potable mattress - Google Patents

Abstract

The present invention relates to a portable mattress. More specifically, the present invention relates to a portable mattress which comprises: a storage housing unit which has a storage space inside, and has a rolling shaft placed to be long in a transversal direction, and has a handle unit for a user to carry; a mattress takeout driving unit placed on one side among both transversal ends of the storage housing unit and electrically driven for axially rotating the rolling shaft; and a mattress unit whose longitudinal-directional one end unit is fixed on the rolling shaft and which is wound and stored in the storage housing unit or is unfolded to an outer side of the storage housing when the rolling shaft is operated by the mattress takeout driving unit. The mattress unit is able to, when being stored in the storage housing unit, discharge the air, and minimize the interval between a lower sheet layer and an upper sheet layer, and to, when being unfolded from the storage housing unit, inject the air, and maximize the interval between the lower sheet layer and the upper sheet layer, thereby improving user convenience.

Description

Portable mattress {POTABLE MATTRESS}

The present invention relates to a portable mattress, and more particularly, to a portable mattress excellent in ease of use by a single user, which is easy to store and carry.

In general, a mattress is one of bedding items that a user rests or sleeps on after being mounted on an upper surface of a bed frame or independently spread on an indoor floor surface.

In general, mattresses are divided into a fiber-filled type in which a fiber filling material such as cotton is filled inside the outer skin to maintain a predetermined thickness, and a spring type in which an elastic part such as a spring material is provided inside the outer skin to give a predetermined comfort to the user. can be

Fiber-filled mattresses can be stacked or rolled up, so they have the advantages of excellent storage and storage, but only have the elasticity of the fibers filled inside, so there is a limit to the comfort provided to the user. .

The spring-type mattress has a peak that gives an optimal comfort to the user through the elastic force of the spring, but has a disadvantage in that it cannot be stacked or rolled up like a fiber-filled type and cannot be stored and stored.

In addition, there is a problem that the fiber-filled type and the spring type mattress are not suitable for outdoor camping because both lack portability.

In order to compensate for such a problem in the prior art, an air mattress that fills the inside of the outer shell with air has been developed, but in order to use it, a user must purchase and carry a separate air pump for filling air, and on the other hand, There is a problem in that a considerable amount of time must be invested in filling and exhausting.

Republic of Korea Public Utility Model No. 20-2019-0001580 (published on June 26, 2019)

The present invention has been devised to solve the above technical problem, and an object of the present invention is to provide a portable mattress that is easy to carry and store.

In addition, another object of the present invention is to provide a portable mattress that can improve the convenience of use by automatically performing storage and deployment of the mattress and air filling and exhaust into the mattress.

The technical problems of the present invention are not limited to the above-mentioned problems, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

In one embodiment of the portable mattress according to the present invention, a storage space is formed therein, a rolling shaft is arranged long in the left and right directions, a storage housing portion formed with a handle to be portable by a user, and both ends of the storage housing portion in the left and right directions. It is disposed on either side, and is electrically driven to rotate the rolling shaft, and the longitudinal one end is fixed to the rolling shaft and is wound inside the storage housing portion during the operation of the rolling shaft by the mattress pull-out driving unit and accommodated. or a mattress portion deployed outside the storage housing, wherein the mattress portion minimizes the gap between the lower sheet layer and the upper sheet layer by the discharge of air when stored in the storage housing portion, and is deployed from the storage housing portion The gap between the lower sheet layer and the upper sheet layer may be maximized by the injection of air during operation.

Here, the mattress withdrawal driving unit is disposed on either side of both ends in the left and right direction of the receiving housing unit, the driving unit housing having a predetermined space therein, disposed in a predetermined space of the driving unit housing, and electrically driven at least one drive It may include a motor, a driving gear provided on the rotation shaft of the driving motor, and a driven gear coupled to an end of the rolling shaft to mesh with the driving gear.

The battery unit may further include a battery unit disposed in a predetermined space of the driving unit housing and applying power to the at least one driving motor.

In addition, it is disposed in a predetermined space of the driving unit housing, and may further include an air filling control unit arranged to inject or discharge air with respect to the mattress unit.

In addition, the air filling control unit, electrically driven, may be provided with a pneumatic pump that sucks air from the outside and fills the mattress unit into the inside, or discharges the air filled in the mattress unit to the outside.

In addition, when the mattress unit is withdrawn from the driving unit housing by the operation of the mattress take-out driving unit, external air may be filled into the mattress unit by the air filling control unit.

In addition, when the mattress unit is accommodated in the driving unit housing by the operation of the mattress pull-out driving unit, the air filled in the mattress unit may be discharged to the outside.

In addition, an air inlet through which external air is sucked by the air filling control unit and an air outlet through which internal air of the mattress unit is discharged may be formed in the driving unit housing.

In addition, the driving unit housing may be provided with an operation button unit for turning on/off the operation of the mattress pull-out driving unit and the air filling control unit.

In addition, the storage housing portion, the mattress storage outlet to the inside and outside of the mattress storage outlet may be formed long in the left and right direction.

In addition, the mattress unit may be manufactured by being woven in a three-dimensional three-dimensional string weaving method so that a space between the lower sheet layer and the upper sheet layer made of a predetermined material is maintained more than a predetermined distance by vertical yarn.

In addition, the mattress unit, air may be filled or discharged so that the gap between the lower sheet layer and the upper sheet layer in which the vertical yarn is located by the air filling control unit is adjusted.

According to the portable mattress according to an embodiment of the present invention, the following various effects can be achieved.

First, when the use of the mattress is required, it is automatically withdrawn from the storage housing, and when the use of the mattress is unnecessary, it is automatically drawn into and accommodated in the storage housing. .

Second, since the storage and deployment of the mattress is automatically made, it has the effect of improving the user's convenience.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1a and 1b are perspective views showing a portable mattress according to an embodiment of the present invention,
Figure 2 is a perspective view showing a storage state of the storage housing portion of the portable mattress according to an embodiment of the present invention,
3 is a partially cutaway and exploded perspective view of FIG. 2;
4 is an exploded perspective view showing a mattress pull-out driving unit and an air filling control unit in the configuration of FIG. 2;
Figure 5 is a perspective view showing the air filling or exhaust relationship by the rolling shaft in the configuration of Figure 2,
6a and 6b are a side view and a perspective view showing the deployment process of the portable mattress according to an embodiment of the present invention,
7 is a schematic diagram showing a mattress part of the configuration of FIG. 2,
8 is a control block diagram illustrating a method for controlling a portable mattress according to an embodiment of the present invention.

Hereinafter, a portable mattress according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

In adding reference numerals to the components of each drawing, it should be noted that the same components are given the same reference numerals as much as possible even though they are indicated on different drawings. In addition, in describing the embodiment of the present invention, if it is determined that a detailed description of a related known configuration or function interferes with the understanding of the embodiment of the present invention, the detailed description thereof will be omitted.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), (b), etc. may be used. These terms are only for distinguishing the elements from other elements, and the essence, order, or order of the elements are not limited by the terms. In addition, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this field belongs. Terms such as those defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

1a and 1b are perspective views showing a portable mattress according to an embodiment of the present invention, Figure 2 is a perspective view showing a storage state of the storage housing of the portable mattress according to an embodiment of the present invention, Figure 3 is 2 is a partially cutaway and exploded perspective view, and FIG. 4 is an exploded perspective view showing the mattress pull-out driving unit and the air filling control unit in the configuration of FIG. 2 .

Hereinafter, in order to prevent confusion of understanding, all terms related to 'direction' are defined as a longitudinal direction or a front-back direction when the mattress unit 100 to be described later is deployed, and the unfolding direction of the mattress unit 100 and The orthogonal direction will be defined and described as a width direction or a left-right direction.

The portable mattress 1 according to an embodiment of the present invention, as shown in FIGS. 1A to 4 , a mattress unit 100 and a storage space 10a in which the mattress unit 100 is accommodated and withdrawn therein. The formed accommodation housing portion 10 and the mattress withdrawal driving unit 30 disposed on one side of the accommodation housing portion 10 to withdraw or accommodate the mattress portion 100 from the accommodation housing portion 10 .

As shown in FIG. 3 , the storage housing unit 10 includes the storage housing 11 having the above-described storage space 10a therein, and the storage housing 11 elongated in the left and right directions on the storage space 10a of the storage housing 11 . It may include an arranged rolling axis 15 . In addition, a handle portion 17 may be provided on the upper side of the outer peripheral surface of the storage housing 11 so that the user's portability is ensured. The handle portion 17 may be made of a flexible material in which both ends are fixed by a riveting method.

Among the components of the storage housing unit 10 , the storage housing 11 serves to accommodate the mattress unit 100 so that it is rolled and stored. In addition, since the above-described handle portion 17 is provided on the outer circumferential surface of the storage housing 11, the mattress portion 100 can be conveniently carried while being stably stored in the storage space 10a so as not to be contaminated from the outside. do.

The accommodation housing 11, with reference to FIGS. 1A and 1B to 3 , is formed in a cylindrical shape with an approximately empty interior, and the front surface on which the mattress unit 100 is accommodated and discharged and a lower surface adjacent thereto are approximately right angles. can be extended to achieve

In addition, a mattress storage outlet 13 in which the mattress unit 100 is accommodated or discharged may be formed elongated in the left and right directions in the lower front surface of the storage housing 11 .

Here, the mattress storage outlet 13 is formed to have a predetermined vertical height, and, as will be described later, smaller than the thickness at the time of expansion of the mattress unit 100 in a state filled with air by the air filling control unit. It is preferable to be formed to have a height.

Therefore, when the mattress unit 100 is rolled into the interior of the storage space 10a through the mattress storage outlet 13 and accommodated, the volume is reduced while the air is discharged from the inside of the mattress unit 100 to the outside, and the rolling It may be wound around the outer peripheral surface of the shaft 15 and accommodated.

On the other hand, the mattress pull-out driving unit 30 is, as shown in FIGS. 3 and 4 , the mattress unit 100 that is wound and accommodated on the rolling shaft 15 in an operation of rotating the rolling shaft 15 in the housing housing. It discharges from the unit 10 and plays a role in winding and accommodating the mattress unit 100 that is deployed or deployed to the outside by introducing the mattress unit 100 into the storage housing unit 10 .

In more detail, the mattress pull-out driving unit 30 is disposed on either side of both ends in the left and right directions of the receiving housing unit, as shown in FIGS. 3 and 4 , and the driving unit housing 21 having a predetermined space therein and , disposed in a predetermined space of the driving unit housing 21 and electrically driven at least one driving motor 31 and 32 , and driving gears 31a and 32a provided on the rotation shafts of the driving motors 31 and 32 , and , It may include a driven gear 33 coupled to the end of the rolling shaft 15 so as to mesh with the driving gear (31a, 32a).

At least one driving motor 31 , 32 may be provided in two, as shown in FIG. 4 , and each of the driving gears 31a and 32a may be simultaneously meshed with one driven gear 33 . .

Here, at least one of the driving motors 31 and 32 (for example, 31) rotates the rolling shaft 15 in the direction of rolling (winding) the mattress unit 100 into the receiving housing 11 . The other one (for example, 32) of the at least one driving motor (31, 32) is a rolling shaft (15) in the direction of deploying the mattress unit (100) to the outside of the housing (11). may play a role in rotating

In addition, it is also possible that at least one of the driving motors 31 and 32 are both rotated in the same direction and operated to simultaneously participate in rolling (winding) receiving and discharging deployment of the mattress unit 100 with respect to the receiving housing 11 .

On the other hand, the mattress pull-out driving unit, as shown in FIG. 4 , is disposed in a predetermined space of the driving unit housing 21 , and further includes a battery unit 34 for applying power to at least one driving motor 31 , 32 . can do.

Here, the battery unit 34 may be a rechargeable battery capable of independently applying power to the driving motors 31 and 32 and the air filling control unit 36 to be described later after being charged from an external power unit (not shown). .

At least one driving motor 31 , 32 is operated by receiving power from the battery unit 34 , and its rotation shaft rotates in one direction or the other, and the driving gears 31a and 32a and the driven gear 33 are operated. As the rolling shaft 15 is rotated in one direction or the other direction by meshing, the mattress unit 100 is rolled (winded) stored on the outer circumferential surface of the rolling shaft 15, or can be deployed.

The driving gears 31a and 32a provided on the rotation shaft of the at least one driving motor 31 and 32 may all be provided as spur gears or helical gears, and driven gears meshed with the driving gears 31a and 32a. (33) It may also be provided as a spur gear or a helical gear corresponding thereto.

On the other hand, the portable mattress 1 according to an embodiment of the present invention, as shown in FIG. 4 , is disposed in a predetermined space of the driving unit housing 11 , and injects air into the mattress unit 100 or the mattress unit. It may further include an air filling control unit 36 disposed to discharge air from 100 .

When the discharge and deployment of the mattress unit 100 is required, the air filling control unit 36 sucks air from the outside of the driving unit housing 21 to the inside of the mattress unit 100 via the rolling shaft 15 . It acts as a forced filling of air.

Here, the air filling control unit 36 is electrically driven and is provided with a pneumatic pump that sucks air from the outside to fill the inside of the mattress unit 100 or discharge the air filled in the mattress unit 100 to the outside. can be

However, the air filling control unit 36 is not necessarily involved in both filling the air for the mattress unit 100 and discharging the air from the mattress unit 100, and the air discharge from the mattress unit 100 is, It is automatically performed when the mattress unit 100 is rolled (wound) on the outer circumferential surface of the rolling shaft 15 by the operation of the pull-out driving unit 30 , and the air filling control unit 36 is the air of the mattress unit 100 . It may be configured to engage only in filling.

On the other hand, in the driving unit housing, as shown in FIGS. 1A to 4 , the air intake 23 through which external air is sucked by the air filling control unit 36 and the air exiting from the mattress unit 100 are discharged to the outside. An air outlet 25 for discharging may be formed.

Here, the air intake 23 is connected to the inlet end of the air filling control unit provided in the form of a pneumatic pump, and may be provided in the form of a grill to prevent foreign substances from entering the inside.

In addition, although not shown in the drawing, the air outlet 25 is connected in communication with the end of the rolling shaft 15 and divides the filling air flow path and the exhaust air flow path, but selectively communicating with the end of the rolling shaft 15 . It may be provided to communicate with the rolling shaft 15 through a valve pipe that is controlled to open and close to be controlled.

On the other hand, in the driving unit housing 21, as shown in Figs. 1a to 3dp, the operation button unit 40 for turning on / off the operation of the mattress withdrawal driving unit 30 and the air filling control unit 36 on / off ) may be further provided.

The operation button unit 40 is provided with a plurality of button-type switches, any one of the plurality of buttons is provided as a power switch, and the other one of the plurality of buttons is a deployment switch for deployment of the mattress unit 100 . is provided, and another one of the plurality of buttons may be provided as a storage switch for accommodating rolling (winding) of the mattress unit 100 .

Unexplained reference numeral 35 is a printed circuit board (PCB) for controlling the operation of the mattress pull-out driving unit 30 and the air filling control unit 36 .

Figure 5 is a perspective view showing the air filling or exhaust relationship by the rolling shaft in the configuration of Figure 2, Figures 6a and 6b are a side view and a perspective view showing the deployment process of the portable mattress according to an embodiment of the present invention, Figure 7 is a structural schematic diagram showing a mattress unit in the configuration of FIG. 2 .

Portable mattress 1 according to an embodiment of the present invention, as shown in Figure 5, the longitudinal one end of the mattress portion 100 may be provided to communicate with the inner space of the rolling shaft (15).

The rolling shaft 15 may be provided in the form of a pipe with an empty interior, as shown in FIG. 5 . One end 15a of the left and right ends of the rolling shaft 15 may be formed to open in communication with the other end of the air filling control unit 36 provided with a pneumatic pump or the above-described air outlet 25 . In addition, on the outer circumferential surface of the rolling shaft 15, the mattress unit 100 is connected and at the same time the empty inner space and the mattress unit 100 are connected to be in communication with the air inlet (15b) can be formed long in the left and right direction.

Here, when the user presses a button provided as a deployment switch among the operation button unit 40, as shown in FIGS. 5 to 6b, the driving motors 31 and 32 of the configuration of the mattress pull-out driving unit 30 move in one direction. It is rotated and rotates the rolling shaft 15 in the unfolding direction while rolling (winding) the mattress unit 100 stored on the outer circumferential surface of the rolling shaft 15 through the mattress storage outlet 13 of the storage housing 11. At the same time, the air filling control unit 36 is operated to suck in external air through the air intake 23 and then supply it to the inside of the mattress unit 100 via the one end 15a of the rolling shaft 15. Inflate and deploy the mattress unit 100 .

At this time, the injection direction of air into the mattress unit 100 is the same as the arrow direction of FIGS. 6A and 6B .

Next, when the user presses a button provided as a storage switch among the operation button unit 40, as shown in FIGS. 5 to 6b, the driving motors 31 and 32 among the configuration of the mattress withdrawal driving unit 30 are other The rolling shaft 15 is rotated in the direction to rotate the rolling shaft 15 in the storage direction while introducing the expanded and expanded mattress 100 to the outside of the storage housing 11 through the mattress storage outlet 13 again. It is stored by rolling (winding) it on the outer circumferential surface of

At this time, the discharge direction of the air from the mattress unit 100 is the same as the direction of the arrow in FIG.

In particular, in the process in which the air filled in the mattress unit 100 is exhausted, the operation of the air filling control unit 36 may not be required. That is, when the mattress pull-out driving unit 30 is operated, it is compressed by the upper and lower ends of the mattress storage outlet 13 of the storage housing 11 while being wound by the rolling shaft 15 and discharged in the direction of the arrow in FIG. At the same time, it may be automatically exhausted to the outside of the driving unit housing 21 through the air outlet 25 communicated by a valve pipe (not shown) connected to one end 15a of the rolling shaft 15 .

On the other hand, the mattress unit 100, as shown in Figure 7, the lower sheet layer 120 of a predetermined material, and the upper sheet layer 130 arranged to be spaced a predetermined distance above the lower sheet layer 120, and , a vertical yarn layer 140 wovenly connected between the lower sheet layer 120 and the upper sheet layer I 130 to maintain the space between the lower sheet layer 120 and the upper sheet layer 130 at a predetermined distance or more. have.

The lower sheet layer 120 and the upper sheet layer 130 are provided so that the edge portions are interconnected by the connecting sheet 125 so that the vertical yarn layer 140 therein is shielded from the outside, and the upper part of the upper sheet layer 130 is The upper cushioning material 150 may be stacked.

In addition, the upper cushioning material 150 , the upper seat layer 130 , the vertical yarn layer 140 , the lower seat layer 120 , and the connecting sheet 125 may be completely shielded from the outside by the mattress cover 110 .

Here, the mattress cover 110 may be provided with a fabric material woven in a triple jacquard weaving method. In addition, the upper cushioning material 150 may be a cushion foam made of a polyurethane (PU) material.

Meanwhile, as shown in FIG. 7 , the lower sheet layer 120 and the upper sheet layer 130 may be provided as multiple layers in which a plurality of sheets are stacked, respectively. Preferably, each of four layers in a direction spaced apart from the vertical yarn layer 140 may be provided in layers. Two layers in the middle of each of the lower sheet layer 120 and the upper sheet layer 120 may be provided with a PVC sheet made of a PVC (polyvinyl chloride) material, and liquid PVC between the PVC sheet and the vertical yarn layer 140 . It may be provided as a coated PVC coating layer, and an EF polymer layer may be laminated on the outside of the PVC sheet.

The vertical yarn layer 140 provided between the lower sheet layer 120 and the upper sheet layer 130 and woven to connect may be woven in a 3D string method. For example, although not shown in the drawings, between the lower sheet layer 120 and the upper sheet layer 130 , a plurality of vertical yarn weaving needles are reciprocally movable between the lower sheet layer 120 and the upper sheet layer 130 . is provided, and vertical yarn weaving needles may weavely connect the lower sheet layer 120 and the upper sheet layer 130 in a zigzag form.

Here, the vertical yarn forming the vertical yarn layer 140 is preferably provided with a core capable of maintaining the interval between the lower sheet layer 120 and the upper sheet layer 130 at approximately 50 mm to 500 mm. Therefore, even when air is not injected into the inside of the mattress unit 100 by the above-described air filling control unit 36, the distance between the lower sheet layer 120 and the upper sheet layer 130 can be maintained at 50 mm, When air is injected by the air filling control unit 36 , the interval between the lower sheet layer 120 and the upper sheet layer 130 may be maintained within the above-described interval range according to the amount of air injected.

As such, when the portable mattress 1 according to an embodiment of the present invention is deployed from the inside of the storage housing unit 10, it is deployed by the mattress withdrawal driving unit 30 and at the same time by the air filling control unit 36. When air is filled with the vertical yarn layer 140 between the lower sheet layer 120 and the upper sheet layer 130 inside the mattress unit 100 , the lower sheet layer 120 and the upper sheet are formed by the vertical yarn layer 140 . The space between the layers 130 is maximized to provide a comfortable and comfortable resting space for the user.

And, in the portable mattress 1 according to an embodiment of the present invention, when the user moves outdoors, the air filled in the mattress unit 100 is exhausted to the lower sheet layer 120 and the upper sheet layer. By automatically accommodating the interior of the housing unit 10 after the interval between the 130 is at least the minimum as described above, the portability thereof is greatly improved.

8 is a control block diagram illustrating a method for controlling a portable mattress according to an embodiment of the present invention.

A method of controlling a portable mattress according to an embodiment of the present invention will be briefly described with reference to the accompanying drawings (in particular, FIG. 8 ).

First, as shown in FIG. 8 , when the power button of the operation button unit 40 provided in the driving unit housing 21 is pressed, the power is turned on and the mattress unit 100 is placed inside the storage housing unit 10 . It is determined whether it is in a stored state or in a state deployed and expanded from the storage housing unit 10 .

Here, when the mattress unit 100 is in a state stored inside the housing unit 10 , when the deployment switch of the operation button unit 40 is turned on (ON), the drive motor is driven by the mattress pull-out driving unit 30 . (31, 32) is rotated in the unfolding direction while rotating the rolling shaft 15 in the unfolding direction to expand the mattress unit 100 through the mattress storage outlet 13 of the storage housing (11).

At this time, the air filling control unit 36 is also operated in conjunction with and turned on, and the external air of the driving unit housing 21 is sucked through the air intake 23 and then passed through the one end 15a of the rolling shaft 15 . By supplying to the inside of the mattress unit 100, the mattress unit 100 is simultaneously expanded to complete the deployment of the mattress unit 100.

On the other hand, when the mattress unit 100 is in a state deployed to the outside of the storage housing unit 10 , when the storage switch of the operation button unit 40 is turned on (ON), it is driven by the mattressless withdrawal driving unit 30 . As the motors 31 and 32 rotate in the storage direction, the rolling shaft 15 is rotated in the storage direction to complete the storage of the mattress unit 100 via the mattress storage outlet 13 of the storage housing 11 .

At this time, the air filling control unit 36 is compressed when the mattress unit 100 is accommodated via the mattress storage outlet 130 of the storage housing 11, even when the operation is in an OFF state. That is, the air filled in the vertical yarn layer 140 between the lower sheet layer 120 and the upper sheet layer 130 of the configuration of the mattress unit 100 is compressed by the upper end and the lower end of the mattress storage outlet 130 . The internal filling air is automatically exhausted to the outside of the driving unit housing 21 through an air outlet 25 that is communicated by a valve pipe (not shown) connected to one end 15a of the rolling shaft 15 .

When the deployment and storage of the mattress unit 100 by the above-described mattress pull-out driving unit 30 is completed, pressing the power button of the operation button unit 40 is turned off and the operation button unit 40 is arbitrarily operated while the user is carrying it. ) to prevent arbitrary operation by switching.

Above, the portable mattress according to an embodiment of the present invention has been described in detail with reference to the accompanying drawings. However, the embodiment of the present invention is not necessarily limited by the above-described embodiment, and it is natural that various modifications and implementations within an equivalent range are possible by those skilled in the art to which the present invention pertains. will be. Therefore, the true scope of the present invention will be determined by the claims to be described later.

1: portable mattress 10: storage housing unit
11: storage housing 13: mattress storage outlet
15: rolling axis 15a: one end of the rolling axis
17: handle portion 21: drive unit housing
23: air inlet 25: air outlet
30: mattress pull-out driving unit 31, 32: drive motor
31a, 32a: drive gear 33: driven gear
34: battery unit 35: printed circuit board
36: air filling control unit 40: operation button unit
100: mattress unit 110: mattress cover
120: lower sheet layer 130: upper sheet layer
140: vertical yarn layer

Claims (12)

a storage housing portion having a storage space formed therein, a rolling shaft extending in a left and right direction, and a handle portion formed to be portable by a user;
a mattress pull-out driving unit disposed on either side of both ends in the left and right direction of the storage housing unit and electrically driven to rotate the rolling shaft; and
A mattress part having one end fixed to the rolling shaft in the longitudinal direction and being wound to the inside of the storage housing and being accommodated or deployed to the outside of the storage housing during the operation of the rolling shaft by the mattress pull-out driving unit; including,
The mattress pull-out driving unit,
a driving unit housing disposed on either side of both ends in the left and right directions of the housing unit and having a predetermined space therein;
at least one driving motor disposed in a predetermined space of the driving unit housing and electrically driven;
a driving gear provided on the rotation shaft of the driving motor; and
a driven gear coupled to an end of the rolling shaft to mesh with the driving gear; includes,
an air filling control unit disposed in a predetermined space of the driving unit housing and configured to suck air from the outside of the driving unit housing and inject or discharge air into or out of the mattress unit through the rolling shaft; further comprising,
The mattress unit is manufactured by weaving in a three-dimensional three-dimensional string weaving method to maintain a predetermined interval or more between the lower sheet layer and the upper sheet layer of a predetermined material by vertical yarn, and the vertical yarn is positioned by the air filling control unit Air is filled or discharged so that the gap between the lower sheet layer and the upper sheet layer is adjusted,
The gap between the lower sheet layer and the upper sheet layer is minimized by the discharge of air when stored in the housing unit, and the space between the lower sheet layer and the upper sheet layer is minimized by the injection of air when deployed from the housing unit. This maximized, portable mattress. delete The method according to claim 1,
a battery unit disposed in a predetermined space of the driving unit housing and applying power to the at least one driving motor; Further comprising a, portable mattress. delete The method according to claim 1,
The air filling control unit,
A portable mattress that is electrically driven and is provided with a pneumatic pump that sucks air from the outside and fills the mattress unit into the interior, or discharges the air filled in the mattress unit to the outside. 6. The method of claim 5,
When the mattress unit is withdrawn from the driving unit housing by the operation of the mattress pull-out driving unit, external air is filled into the mattress unit by the air filling control unit, a portable mattress. 6. The method of claim 5,
When the mattress unit is accommodated in the driving unit housing by the operation of the mattress pull-out driving unit, the air filled in the mattress unit is discharged to the outside, a portable mattress. The method according to claim 1,
In the driving unit housing, an air intake port through which external air is sucked by the air filling control unit and an air outlet port through which internal air of the mattress unit is discharged are formed, a portable mattress. The method according to claim 1,
The driving unit housing is provided with an operation button unit for turning on/off the operation of the mattress pull-out driving unit and the air filling control unit, a portable mattress. The method according to claim 1,
In the storage housing, the mattress storage outlet through which the mattress unit enters and exits is formed long in the left and right directions, a portable mattress. delete delete

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