JPH0641558U - Bed - Google Patents

Abstract

(57) [Summary] [Structure] The bed 3 pivotally supported with respect to the storage body 1 so as to be rotatable between a storage position in a standing posture and a use position in a lying posture.
The gas spring 10 between the above and the storage body 1 is built in the bed 3, and the foldable table 4 that can be expanded in the storage state of the bed 3 is stored in the bottom side space 3a of the bed 3, A part 5A of the floor portion 5 of the bed 3 is configured to be able to stand up as a backrest portion or an armrest portion at a use position. [Effect] The appearance can be improved, and the bed form can be selectively switched to the sofa form or the table form, and the versatility can be expanded. It can be used properly as, which is extremely convenient.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a retractable bed in which a bed body can be raised by a storage body such as a storage shelf and stored.

[0002]

[Prior art]

 Conventionally, as this type of bed, as shown in FIG. 7 and FIG. 8, one end portion both sides in the longitudinal direction of the bed 101 are provided on both sides of a fixing member 102 on the side of a storage body (not shown) such as a storage shelf. 102a and 102b are pivotally supported via a support shaft 103 so as to be rotatable between a storage position in a standing posture (solid line position) and a use position in a lying posture (chain line position), and further, one end of the bed 101. The respective base end portions 104a of the gas springs 104, 104 located on both outer sides of the parts are pivotally connected and connected to the side piece portions 102a, 102b of the fixing member 102, and the tip end portion 104c of the piston rod 104b of the gas spring 104 is set as described above. It is pivoted and connected to the bed 101 at a position lower than the base end pivot side, and is stored from the use position by utilizing the gas pressure of the gas spring 104 compressed when the bed 101 is pulled down. There are those facilitating the rotational operation of the bed 101 to location.

[0003]

[Problems to be solved by the device]

 However, in the above-mentioned conventional retractable bed, the gas springs 104 and 104 are provided outside the bed 101, so that the overall appearance is deteriorated. Further, the bed 101 can be used only in a normal bed form, and it is unsatisfactory nowadays with many products having multiple functions.

The present invention has been made in order to solve the above-mentioned conventional problems, and an object thereof is to provide a retractable bed which is excellent in design and has wide utility.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention shows that one end side of the bed 3 with respect to the storage body 1 has a storage position in an upright posture and a use position in a fallen posture. Is rotatably supported between the beds 3 and the storage body 1, and the gas pressure compressed when the bed 3 is pulled down is operated in the operation direction when the bed 3 is pulled up. A pair of gas springs 10 for urging the beds 3 are built in the bed 3 at both sides of the bed 3 when viewed from the front, and can be deployed in the storage state of the bed 3 in the space 3a on the bottom side of the bed 3. The folding table 4 is stored, and a part 5A of the floor 5 of the bed 3 is configured to be able to stand up as a backrest or an armrest in the use position.

[0006]

[Action]

 In the retractable bed of the present invention, when the bed 3 in the standing storage position is pulled down forward and operated, the bed 3 is rotated and set to the use position in the lying position, so that a normal bed form is obtained. At this time, the gas pressure of the gas spring 10 is compressed, so that the bed 3 is braked and gently changed to the laid posture. Since the gas spring 10 is built in the bed 3, the appearance of the whole is improved.

At the use position of the bed 3, by raising a part 5A of the floor portion 5, the part 5A of the floor portion 5 becomes a backrest portion or an armrest portion and is converted into a sofa form.

Further, when the table 4 in the bottom side space 3a is pulled down and operated at the storage position of the bed 3, the table 4 is expanded to the assembled state and converted into the table form. In other words, not only the bed type, but also the sofa type or the table type can be converted, so that multi-functionalization is realized.

[0009]

【Example】

 Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an external view showing an example of a retractable bed according to the present invention.

In FIG. 1, reference numeral 1 denotes a storage shelf as a storage body, an upper portion 1a is configured as a shelf portion, and a lower portion 1b is configured as a front open box-shaped base portion having a bed storage space 2 (FIG. 3). There is. Reference numeral 3 denotes a bed that can stand upright in the bed storage space 2 of the storage rack 1 with the width direction thereof in the left-right direction. Reference numeral 4 is a table that is folded and stored in the bottom space 3a of the bed 3.

As shown in FIGS. 2 and 3, the bed 3 is composed of a bed member 5, a floor frame 6, a bottom plate 7, etc., and a support shaft member 8 fixed to both outer sides at the base end side of the floor frame 6, By pivoting 8 on the left and right shafts 9 and 9 on the storage shelf 1 side, respectively, between the storage position in the standing position (solid line position in FIG. 3) and the use position in the lying position (dashed line position in FIG. 3). It is set to be rotatable with. The floor frame 6 of the bed 3 has a pair of gas springs 10 and 10 located at the left and right ends thereof, respectively, and the respective base end portions 10a of the gas springs 10 and 10 are connected via pins 11 to the floor frame of the bed 3. 6 is pivotally connected and connected, and the tip end portion 10c of each piston rod 10b is pivotally connected and connected to the storage rack 1 side through a pin 12, and the gas pressure compressed when the bed 3 is pulled down Is urged in the direction of rotation when the bed 3 is lifted. Reference numeral 13 is a handle fixed to the bottom plate 7 of the bed 3.

That is, in the above-described structure, as shown by the solid lines in FIG. 1, FIG. 2 and FIG. 3, if the handle 13 is grasped with respect to the bed 3 at the storage position on the storage shelf 1 side and pulled down forward, The bed 3 rotates in the direction of the arrow a with the shaft 9 as a fulcrum, and is set to the use position in the lying position shown by the alternate long and short dash line in FIG. When the bed 3 is pulled down and operated, the piston rod 10b of the gas spring 10 contracts and the gas pressure is compressed, so that the rotation of the bed 3 is braked. Further, when the bed 3 in the use position of the lying posture is pulled up, the bed 3 rotates in the direction of the arrow b with the shaft 9 as the fulcrum, and is shown by the solid lines in FIGS. 1, 2 and 3. Thus, it is stored in the bed storage space 2 of the storage shelf 1 in a standing posture, which helps to effectively use the space in the room. When the bed 3 is pulled up, the piston rod 10b is extended by the compressed gas pressure in the gas spring 10, so that the bed 3 can be pulled up without difficulty.

In particular, since the gas spring 10 is housed in the floor frame 6 of the bed 3, the appearance design is not obstructed by the gas spring 10.

Next, the configuration of the table 4 will be described with reference to FIGS. 2 and 4. In these figures, 14 is a top plate of the table 4, and bearing pieces 15 and 15 fixed to the left and right sides of the rear end of the table are fixed to the left and right side walls of the space 5, respectively. By pivoting on 16 and 16, respectively, it rotates between the retracted position (the solid line position in FIG. 4) and the use position (the chain line position in FIG. 4) that is deployed in the collapsed position assembled state. It is set to be movable.

A gas spring 17 is vertically arranged in the floor frame 6 of the bed 3 above each shaft 16. A base end portion 17a of the gas spring 17 is pivotally connected to the bed 3 via a pin 18, and a tip end portion 17c of a piston rod 17b of the gas spring 17 has a tip end of a lever 19 projecting from the bearing piece 15. It is pivotally connected and connected to the top plate via a pin 20, and is configured to urge the compressed gas pressure when pulling down the top plate 14 when pulling up from the use position.

Upper and lower ends 22a of a pair of left and right table legs 22 and 22 connected to each other by a connecting rod 21 are pivotally attached and connected to each other on both left and right end surfaces on the front end side of the top plate 14 through pins 23. ing. Reference numerals 24 and 24 denote a pair of left and right interlocking rods for folding the table, and one end portion 24a of each of them is pivotally connected to each of the left and right inner walls of the cavity 3a through a pin 25, and the other end portions thereof are respectively connected. 24b is pivotally connected and connected to the central portion of the table leg 22 through a pin 26. 27 is a handle fixed to the lower surface of the top plate 14.

The folding table 4 having the above structure is used when the bed 3 is stored. That is, if the top plate 14 in the storage position shown by the solid line in FIG. 4 is gripped by the handle 27 and pulled down forward, the top plate 14 pivots about the shaft 16 in the direction of the arrow a, while the table is rotated. Since the legs 22 and 22 are also opened by the interlocking rods 24 and 24, the table 4 is unfolded and set in the use position as shown by the one-dot chain line in FIG. When the top plate 14 is pulled down, the piston rod 17b of the gas spring 17 contracts via the lever 19 to compress the gas pressure, so that the top plate 14 can be set gently. Further, when the top plate 14 is pulled up to the storage position, the compressed gas pressure is applied, so that the top plate 14 can be easily returned to the storage position.

On the other hand, the bed 3 is configured such that a part of the bed member 5, for example, the rear portion 5A can stand up as a backrest of a sofa at the use position shown by the one-dot chain line in FIG. The undulation mechanism for raising the rear portion 5A with respect to the seat portion 5B may be a known one, and as an example, the one shown in FIGS. 5 and 6 will be schematically described.

In FIGS. 5 and 6, the bed member 5A on the floor frame 6 has a frame member divided into three parts, for example, a main body frame 28a, an undulating main frame 28b, and an undulating sub-frame 28c located between them. Then, a first bracket 30 having a locking pin 29 is fixed to the main body frame 28a, and second and third brackets 31 and 32 are fixed to the undulating main frame 28b and the undulating subframe 28c, respectively. Reference numeral 33 denotes a posture changing lever having a plurality of stages of engaging portions 33a to 33c that engages with the locking pin 29 in a disengageable manner along the longitudinal direction, and one end portion of the third bracket 32 has one end portion thereof. It is pivotally connected and connected to the pin via a pin 34. The other end of the third bracket 32 is pivotally connected / connected to the second bracket 31 via a pin 35, and the middle part is pivotally connected / connected to the first bracket 30 via a pin 36. One end of 37 is pivotally mounted at a lower position than the connecting portion 36 of the third bracket 32 of the first bracket 30 via a pin 38, and the other end of which is connected to the third bracket connecting portion 35 of the second bracket 31. A connecting link pivotally mounted at a high position via a pin 39, and a coil spring 40 for biasing the posture changing lever 33 to the engaging side with the locking pin 29. Reference numeral 41 is a holding guide of the posture changing lever 33, and 42a and 42b are return guide claws swingably attached to the positions of the engaging portions 33a and 33b of the posture changing lever 33 via pivot pins 43 and 43. Is. The first, second and third brackets 30, 31, 32, the posture changing lever 33, the connecting link 37 and the like constitute the undulating mechanism 44.

In such a configuration, when in the bed form, the undulating main frame 28b and the undulating subframe 28c are both arranged horizontally as shown in FIG. 5, and the posture changing lever 33 is provided with the first engaging portion 33a. Is engaged with the locking pin 29 at. However, when the backrest portion 5A (see FIG. 3) is raised from this bed form, due to the positional relationship of the four pivot pins 34, 35, 36, 38, 39, the undulating main frame 28b and the undulating subframe 28c. The former is activated in such a manner that the degree of inclination of the former becomes larger than that of the latter, and at the same time, the posture changing lever 33 is pulled to the left in the drawing, the locking pin 29 is disengaged from the first engaging portion 33a, and the second engaging portion is released. It engages the joint portion 33b, and becomes a first sofa type having a long chair type and a large back inclination. Next, when the backrest 5A is further raised, the undulating main frame 28b and the undulating subframe 28c are similarly activated in such a manner that the degree of inclination of the former increases, and the posture changing lever 33 is further moved as shown in FIG. The third engagement portion 33c is pulled and the engagement pin 29 is engaged with the third engagement portion 33c to form a second sofa shape having a long chair type and a small back tilt.

In both the first and second sofa configurations described above, the backrest 5A is held by the engagement of the posture changing lever 33 and the locking pin 29 so that it cannot be tilted backward, but from the rear end of the seat 5B. It bends in two steps, that is, two joints, and rises up and the lower part is more sloping than the upper part. Therefore, when the entire floor frame 6 is integrally covered with a cover (not shown) containing cushioning material, the seat part The curved portion to the backrest portion 5A is curved more gently than 5B.

On the other hand, in order to switch from the sofa form to the bed form, the backrest portion 5A may be further raised as compared with the second sofa form, and then the backrest portion 5A may be pushed down. That is, by the above-mentioned raising operation, the return guide claws 42a and 42b interfere with each other to engage with the first engaging portion 33a and return to the bed form shown by the alternate long and short dash line in FIG. 3 and FIG.

As described above, in the above-mentioned retractable bed, the gas spring 10 is built in the bed 3, so that the gas spring 10 does not hinder the appearance, and the bed form can be converted to the sofa form. It is possible to use the folding table 4 in the stored state, and it is not necessary to stand up the legs individually when pulling it out. As described above, according to the present invention, the use is remarkably expanded.

In the above-described embodiment, the longitudinal direction of the bed 3 is set to the horizontal direction so that the bed 3 is stored upright in the storage rack 1. However, the width direction of the bed 3 is set to the horizontal direction to the storage rack 1. You may make it store in a standing posture.

Further, the folding structure of the folding table 4 is not limited to that of the above embodiment, and can be changed as appropriate.

Further, in the above embodiment, a part of the bed member 5 of the bed 3 is used as the backrest portion 5A to be raised at a gentle angle with respect to the seat portion 5B, but this point is also various. The mechanism of can be adopted. Further, the part 5A of the bed member 5 is not limited to the one having the backrest part, and may be configured as a sofa-shaped armrest part.

[0027]

[Effect of device]

 As described in detail above, according to the present invention, the gas spring between the bed and the storage body is built in the bed, so that the appearance is good, and the folding table is provided on the bottom side of the bed. Since it is stored and a part of the bed can be raised as a backrest or an armrest in the form of a bed, it can be used as a table or a sofa, which is extremely convenient.

[Brief description of drawings]

FIG. 1 is an external view showing a retractable bed according to an embodiment of the present invention.

FIG. 2 is a front view showing the retractable bed according to the embodiment.

FIG. 3 is a partially cutaway side view showing the retractable bed in the accommodated state in the same embodiment.

FIG. 4 is a partially cutaway side view showing the folding table in the retractable bed in the embodiment.

FIG. 5 is a side view showing a backrest undulation mechanism for using the retractable bed as a sofa in the embodiment.

FIG. 6 is an operation explanation of the backrest undulating mechanism.

FIG. 7 is a side view showing a configuration of a main part of a conventional retractable bed.

FIG. 8 is a front view showing a configuration of a main part of a conventional retractable bed.

[Explanation of symbols]

 1 Storage Body 3 Bed 3a Vacancy 4 Folding Table 5 Bed Member 5A Backrest (Elbow Rest) 10 Gas Spring

Claims (1)

[Scope of utility model registration request] 1. A bed is rotatably supported at its one end side between a storage position in a standing posture and a use position in a lying posture with respect to a storage body, and is disposed between the bed and the storage body. A pair of gas springs for urging the compressed gas pressure during the pulling-down operation of the bed in the operation direction during the pulling-up operation of the bed are built in the bed at both side portions of the bed when viewed from the front.
A foldable table that can be deployed when the bed is stored is stored in a space on the bottom side of the bed, and a part of the bed is configured to be able to stand up as a backrest portion or an armrest portion in a use position. Bed