CN211535271U - Auxiliary getting-on and getting-off bed at bed tail - Google Patents

Abstract

The utility model provides a supplementary bed of going up and down of tailstock, including preceding footpost, back footpost, the bedstead of joint support preceding footpost and back footpost, arrange the bed board on the bedstead in, the sliding stand has been cup jointed on the bedstead, be equipped with first push rod on the preceding footpost, first push rod with the sliding stand is connected and promotes the sliding stand is followed reciprocating motion is made to the bedstead, the bed board divide into body board, thigh board and shank board, through hinged joint between body board and thigh board, thigh board and the shank board, the thigh board is connected in the one end tip of shank board be equipped with articulate in the pivot of sliding stand, it has the promotion to articulate on the sliding stand pneumatic spring and the second push rod of body board and thigh board upset. The utility model discloses the supplementary mode of going to bed of bed tail has saved the step of turning round in bed, and fundamentally has solved because the upset of upper part of the body probably leads to the injured condition of old person's waist.

Description

Auxiliary getting-on and getting-off bed at bed tail

Technical Field

The utility model relates to a mechanical equipment technical field particularly, relates to a supplementary bunk bed of tailstock.

Background

In 2008, the national statistical bureau publishes a data, the proportion of the population at 65 years old and above in China reaches 11.9%, the proportion of the population at 0-14 years old is reduced to 16.9%, and the aging degree of the population is continuously deepened. With the gradual increase of aging degree and the modern society with gradually increased social pressure, young people have to bear more burden, and the phenomenon results in that the accompanying time of the young people to the old people is limited, and the old people are more independent. Due to the age principle, the physical function of the old is obviously reduced, in the daily life of the old for a long time, a plurality of joints, such as shoulder joints, knee joints and the like, cause certain pain due to abrasion, waist muscles are weakened, pulling injury and the like easily occur, and the body weight essential structure of the old, such as the spine and the like, also has certain aging, so that the old is a non-negligible problem for the daily life of the old when the old is at home alone, and the reduction of the pain of the old when the old goes up and down the bed or is in other times is more and more important.

The existing folding bed on the market at present mainly adopts the mode of going out of bed on the bed side, and the old person still need turn over after getting up in bed, and the joint weakness and the pain that the knee is ageing to lead to still can't solve when getting up. In view of this, the applicant filed the present application.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a supplementary bed of going to bed of tailstock, simple structure, the operation is convenient, aims at solving the old person and goes to bed and stand up and lead to the problem that the waist is sprained easily.

The utility model adopts the following scheme:

the bed tail assists the getting on and off bed, includes preceding footpost, back footpost, connects the bedstead that supports preceding footpost and back footpost, arranges the bed board on the bedstead, the sliding table has been cup jointed on the bedstead, be equipped with first push rod on the preceding footpost, first push rod with the sliding table is connected and promotes the sliding table makes reciprocating motion along the bedstead, the bed board divide into upper body board, thigh board and shank board, pass through hinged joint between upper body board and thigh board, thigh board and the shank board, thigh board connects in the one end tip of shank board and is equipped with and articulates in the pivot of sliding table, articulated on the sliding table have the pneumatic spring and the second push rod that promote upper body board and thigh board upset.

As a further improvement, the top of the sliding table is provided with a supporting surface extending towards the bed tail, the length of the supporting surface is greater than the thickness of the rear bed legs, and the hinged point of the thigh plate and the sliding table is located on the supporting surface and is away from the sliding table, and the length of the thigh plate and the hinged point is greater than the thickness of the rear bed legs.

As a further improvement, the height of the rear bed leg is flush with that of the bed frame, and the outer side of the top of the rear bed leg is provided with an arc-shaped chamfer.

As a further improvement, a sliding wheel is further arranged in the sliding table and is abutted against the bedstead so as to support the sliding table to reciprocate on the bedstead.

As a further improvement, the first push rod and the second push rod are electric push rods with self-locking devices.

As a further improvement, the lower leg plate can be divided into an upper lower leg plate and a lower leg plate, and the upper lower leg plate and the lower leg plate are connected by a hinge.

As a further improvement, the rotating shaft and the thigh plate are integrally arranged and fixed on the sliding table through a fixing piece, and a bearing sleeved with the rotating shaft is arranged in the fixing piece.

As a further improvement, the rotating shaft penetrates through the thigh plate and has a gap with a through hole penetrating through the thigh plate, and the rotating shaft is fixed on the sliding table through a fixing piece.

As a further improvement, handrails are arranged on two sides of the thigh plate.

As a further improvement, the horizontal runout of the bed frame should be less than 2 mm.

By adopting the technical scheme, the utility model discloses can gain following technological effect:

1. the step of turning over on the bed is omitted by the mode that the bed tail assists to get on and off the bed, and the problem that the waist of the old is injured due to the fact that the upper body is overturned is fundamentally solved.

2. Arc chamfer through back footpost can transfer the shank board and cushion, cuts apart into the polylith with the shank board, can alleviate the pain that old person's knee bending leads to by at utmost, lifts the slow of last body board and thigh board through pneumatic spring and second push rod for old person can not lead to pain because of the too much pressure of knee at the in-process of standing.

3. Can alleviate old person's knee atress as the support when getting up through both sides handrail to can prevent the unexpected condition of falling when falling asleep as the guardrail, improve the security when using and the stability of standing of getting up.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the initial state of the flat bed of the present invention;

FIG. 2 is a schematic view of the exercise state of the present invention;

icon: 1. a front bed leg; 2. a rear bed leg; 3. a bed frame; 4, bed plates; 5. a first push rod; 6. a pneumatic spring; 7. a second push rod; 8. a handrail; 9. a fixing member; 31. a sliding table; 41 an upper body panel; 42. A thigh panel; 43. a shank plate; 311. a support surface; 431. an upper calf plate; 432. a lower leg plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

With reference to fig. 1 and 2, the present embodiment provides a bed-tail assistant bunk bed, which includes a front bed leg 1, a rear bed leg 2, a bed frame 3 and a bed board 4, wherein the front bed leg 1 and the rear bed leg 2 are connected together through the bed frame 3, preferably, the bed frame 3 is two parallel and opposite parts which are respectively connected to two sides of the front bed leg 1 and the rear bed leg 2, the front bed leg 1 and the rear bed leg 2 can be vertically supported through the connection support of the bed frame 3, and the bed board 4 is placed on the bed frame 3, so as to form a stable bed which can be used for rest. In this embodiment, in order to omit the step of turning the elderly around in bed and fundamentally solve the problem that the waist of the elderly may be injured due to the turning of the upper body, the bed frame 3 is sleeved with the sliding table 31, sliding grooves sleeved with the bed frame 3 are formed on both sides of the sliding table 31, and the length of the sliding table 31 is smaller than that of the bed frame 3, so that the sliding table 31 can reciprocate along the bed frame 3. A first push rod 5 is arranged in the middle of the front bed leg 1, and the first push rod 5 is connected with the sliding table 31 and provides power to push the sliding table 31 to reciprocate along the bed frame 3. The bed board 4 is divided into an upper body board 41, a thigh board 42 and a shank board 43, the upper body board 41 is connected with the thigh board 42 through hinges, the thigh board 42 is connected with the shank board 43 through hinges, and the sliding table 31 is hinged with a pneumatic spring 6 and a second push rod 7 which can push the upper body board 41 and the thigh board 42 to turn over, so that the upper body board 41, the thigh board 42 and the shank board 43 are separated, bending in different degrees can be performed according to needs, and the damage to the knee of the old is reduced. In order to prevent the upper body plate 41 and the thigh plate 42 from being displaced when the pneumatic spring 6 and the second push rod 7 push the upper body plate 41 and the thigh plate 42, a pivot shaft hinged to the slide table 31 is provided at one end of the thigh plate 42 connected to the thigh plate 43, and the thigh plate 42 is fixed to the slide table 31 and can be rotated by external force. The bed plate 4 is in a state of slightly bending knees from a horizontal state to a state of slightly bending knees at the upper part through the cooperation of the telescopic motions of the first push rod 5, the pneumatic spring 6 and the second push rod 7, so that the old people can finish the action of getting off the bed from the state of lying down to the state of slightly bending knees, or the bed plate 4 is in a state of slightly bending knees at the upper part to the horizontal state, so that the old people can finish the action of getting on the bed from the state of slightly bending knees to the state of lying down.

Referring to fig. 2, preferably, the first push rod 5 may be fixed to the front legs 1 by riveting, and when the first push rod 5 is retracted to a minimum, the sliding table 31 has a certain gap from the front legs 1, so that the length of the upper body panel 41 needs to be extended forward, and the upper body panel 41 can cover the gap between the two when viewed from the top, thereby making the whole body more beautiful. Of course, it may be fixed by bolting. In another embodiment, the first pushing rod 5 can also be fixed on the sliding table 31, and the other end of the first pushing rod 5 is fixedly connected to the front bed leg 1, so that the sliding table 31 can be driven to reciprocate while the first pushing rod 5 extends and contracts.

Further, the pneumatic spring 6 and the second push rod 7 are hinged on the middle platform of the sliding table 31, and preferably, the pneumatic spring 6 and the second push rod 7 are hinged on the middle centering position of the sliding table 31, so that the overturning stress is better. The pneumatic spring 6 is connected with the upper body plate 41, the second push rod 7 is connected with the thigh plate 42, when the upper body plate 41 and the thigh plate 42 are in a horizontal state, the pneumatic spring 6 and the second push rod 7 are in a vertical state, and certainly, the pneumatic spring 6 and the second push rod 7 are not higher than the height of the pneumatic spring 6 and the second push rod 7 in the minimum state of retraction, so that the upper body plate 41 and the thigh plate 42 can be horizontally abutted against the sliding table 31, and the pneumatic spring 6 and the second push rod 7 are not supported in a horizontal state, and therefore safety of the old can be guaranteed when the old lies down. When the thigh plate 42 is pushed to turn over by the second push rod 7, the pneumatic spring 6 is driven to push the upper body plate 41 to turn over, and the pneumatic spring 6 and the second push rod 7 incline along with the connecting point of the upper body plate 41 and the thigh plate 42, so that the two are in a balanced state. Preferably, the connection point of the pneumatic spring 6 and the upper body plate 41 should be close to the front end of the upper body plate 41, and the same connection point of the second push rod 7 and the thigh plate 42 should be close to the front end of the thigh plate 42, so that the pneumatic spring 6 and the second push rod 7 can be overturned more slowly when being extended and retracted, and cannot be overturned too much to cause damage to the waist of the elderly.

Referring to fig. 2, the sliding table 31 is pushed by the first push rod 5 to slide towards the bed tail, the sliding groove of the sliding table 31 can not slide after contacting the rear bed leg 2, on the other hand, if the connection between the thigh plate 42 and the shank plate 43 is located on the sliding table 31, the shank plate 43 cannot be located in the vertical direction, which will affect the standing of the shank, and the knee of the elderly will bend somewhat, which will cause excessive stress and pain to the knee, therefore, a supporting surface 311 extending towards the bed tail is arranged at the top of the sliding table 31, the length of the supporting surface 311 is larger than the thickness of the back bed leg 2, the hinge point of the thigh plate 42 and the sliding table 31 is positioned on the supporting surface 311, the length from the sliding table 31 is larger than the thickness of the back bed leg 2, when the sliding table 31 is abutted against the back bed leg 2, the position of the hinge point is located outside the rear bed leg 2, and the lower leg plate 43 can be completely vertically downward under the action of gravity, so that the lower leg can completely step on the floor.

It should be noted that when the first push rod 5 pushes the sliding table 31 to slide towards the bed tail, the sliding table 31 drives the bed plate 4 hinged on the sliding table 31 through the thigh plate 42 to slide to the bed tail together, since the rear portion of the thigh plate 42 is hinged on the supporting surface 311 extended from the rear portion of the slide table 31, the shank plate 43 can be supported only on the frame 3, it can be seen that if the thickness of the thigh plate 42 is the same as that of the shank plate 43, the thigh plate 42 is inclined downward to the frame 3 for support when the thigh plate 42 is in a horizontal position, so that the knees of the elderly are bent at rest, and stress is applied for a long time, and for this reason, the thickness of the shank plate 43 is set to the sum of the thickness of the shank plate 42 and the thickness of the top of the slide table 31 so that the shank plate 43 is supported on the frame 3 in a horizontal state, the front end of the lower leg plate 43 needs to be provided with a relief portion of the support surface 311 of the slide table 31 so that the support surface 311 has sufficient strength to support the inversion of the upper body plate 41 and the lower leg plate 42. In order to move the bed board 4 outward and make the height of the rear bed leg 2 not exceed the height of the sliding table 31 from the ground, in this embodiment, the height of the rear bed leg 2 is flush with the height of the bed frame 3, so that there is no obstacle when the shank plate 43 of the bed board 4 moves outward, when the first push rod 5 pushes the sliding table 31 to slide toward the foot, the shank plate 43 extends out of the bed frame 3 and the rear bed leg 2, and inclines downward under the action of gravity, and when the shank plate 43 completely extends out of the rear bed leg 2, it is in a vertical state under the action of gravity, in order to buffer the falling of the shank plate 43, and to reduce the pain caused by the bending of the old to the maximum extent, an arc-shaped chamfer is provided on the outer side of the rear bed leg 2, so that the knee can do downward movement with its axis, and the shank positioned above the chamfer gradually bends, thereby achieving the purpose of. Preferably, the lower leg plate 43 can be divided into an upper lower leg plate 431 and a lower leg plate 432, which are connected by a hinge, so that the cushioning can be performed in a segmented manner, which is more beneficial to reducing more pressure borne by the knee in bending. Of course, the lower leg plate 43 can be divided into more small plates hinged together.

In this embodiment, in order to reduce the friction force of the first push rod 5 pushing the slide table 31, a slide wheel may be provided in the slide table 31, the slide wheel may be in contact with the frame 3, the slide table 31 may be supported by the slide wheel to reciprocate on the frame 3, and the slide wheel may rotate when the slide table 31 is pushed, thereby reducing the pushing force pushing the slide table 31.

In this embodiment, the pneumatic spring 6 supports the upper body panel 41 by its own property, and does not serve as an electrically controlled power source to completely support the upper body panel 41 by pushing force, and only depends on the magnitude relation between the user's own weight and the working force of the pneumatic spring 6 to assist the second push rod 7 to lift and lower the upper body panel 41. Because the damper is arranged in the pneumatic spring 6, the resistance of the damper changes along with the running speed, the damper can obviously play a role in buffering the speed of a connected mechanism, and the requirement that the old people need to get up slowly is met. Therefore, the phenomenon that the pneumatic spring 6 is interfered and clamped is prevented, so that normal rotation is influenced, the preset position cannot be reached, and materials with high precision and good sealing performance need to be selected.

In the embodiment, the first push rod 5 and the second push rod 7 are electric push rods with self-locking devices, and the static stability of the upper body plate 41, the thigh plate 42 and the lower leg plate 43 is kept when the push rods do not work through self-locking, so that the use safety is improved. It should be noted that, the first push rod 5 and the second push rod 7 are electrically connected to a control system, and the control system controls the first push rod 5 and the second push rod 7 to extend and retract to achieve auxiliary getting on and off of the bed at the end of the bed, and how to connect and control the two push rods is a conventional means, and will not be described herein again.

In this embodiment, the rotation shaft provided on the thigh plate 42 may be provided integrally with the thigh plate 42, the rotation shaft may be fixed to the slide table 31 by a fixing member 9, and a bearing for engaging with the rotation shaft may be provided in the fixing member 9, so that the rotation shaft may be rotated with the axis of the rotation shaft as the rotation shaft when the second push rod 7 applies a pushing force to turn the thigh plate 42. In another embodiment, the rotation shaft provided on the thigh plate 42 may transversely penetrate the thigh plate 42, and has a gap with a through hole for penetrating the thigh plate 42, the rotation shaft is fixed on the sliding table 31 through the fixing member 9, when the second push rod 7 applies a pushing force to turn over the thigh plate 42, the thigh plate 42 will turn over around the axis of the rotation shaft, and the rotation shaft is fixed and will not turn over together with the thigh plate 42.

In this embodiment, can also set up handrail 8 in the both sides of bed board 4, it is preferred, be equipped with handrail 8 in thigh board 42 both sides, can alleviate old person's knee atress as the support when rising through both sides handrail 8 to can regard as the guardrail when falling asleep, prevent the unexpected circumstances of dropping, improve the security when using and the stability of standing of rising.

In this embodiment, the horizontal runout of the bed frame 3 should be less than 1mm to keep the sliding of the sliding table 31 smooth.

The utility model discloses the supplementary method of getting off the bed of bed tail is like:

1) controlling the first push rod 5 to work, pushing the sliding table 31 to slide towards the bed tail, moving the thigh plate 42 hinged on the sliding table to the bed tail along with the movement, driving the upper body plate 41 and the shank plate 43 to move, and slowly lowering the shank plate 43 to a vertical position along the arc-shaped chamfer angle of the rear bed leg 2 under the action of gravity in the movement process;

2) when the first push rod 5 is controlled to work, the second push rod 7 is also controlled to be started simultaneously, and the thigh plate 42 is lifted at a certain speed, so that the thigh plate 42 is turned over at a certain angle;

3) when the second push rod 7 pushes the thigh plate 42, the pressure of the human body on the pneumatic spring 6 changes due to the change of the angle, and the upper body plate 41 is pushed at the same time until the upper body plate 41 turns over to reach the set position.

4) The pneumatic spring 6 pushes and the second push rod 7 simultaneously and slowly pushes the old people to slightly bend knees and stand, so that the lifting work is completed, and the old people can stand after being supported by the armrests 8.

After finishing the action, the first push rod 5, the pneumatic spring 6 and the second push rod 7 can carry out self-locking so as to stabilize all the parts and prevent the falling or sliding. The action of getting on the bed is carried out in the reverse movement of the steps.

In conclusion, for the getting-off action, the second push rod 7 pushes the buttocks of the old upwards by a certain angle through the extension movement of the first push rod 5, then the old sitting at the bed tail realizes the standing action of slightly bending knees on the bottom surface of the bed tail through the pushing of the pneumatic spring 6 and the second push rod 7, and then the old stands after being supported by the armrests 8, so that the requirement of getting-off at the bed tail is met.

For the action of getting on the bed, the old sits on the inclined thigh plate 42, leans against the upper body plate 41, and holds the handrail 8 with two hands, firstly, the second push rod 7 performs contraction movement, the change of the angle and the weight of the body drive the contraction of the pneumatic spring 6 together, the standing posture is changed into the sitting posture, then the contraction of the pneumatic spring 6 is changed into the lying posture with the lower leg put down, finally, the first push rod 5 contracts, the lower leg plate 43 is slowly changed into the horizontal state, and the lower leg is driven until the old lies on the bed plate 4, so that the action of getting on the bed from the tail of the bed to the lying is realized.

Based on the above, the utility model is used for old person's supplementary bed of going up and down of independent tailstock can locate on handrail 8 control system (not shown) or the place that can both touch of hand under various states, and these are conventional means, and no longer the description here.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection.

Claims (10)

1. A tailstock auxiliary getting-on and getting-off bed comprises front bed legs (1), rear bed legs (2), a bed frame (3) for connecting and supporting the front bed legs (1) and the rear bed legs (2), and a bed board (4) arranged on the bed frame (3), and is characterized in that a sliding table (31) is sleeved on the bed frame (3), a first push rod (5) is arranged on the front bed legs (1), the first push rod (5) is connected with the sliding table (31) and pushes the sliding table (31) to reciprocate along the bed frame (3), the bed board (4) is divided into an upper body plate (41), a thigh plate (42) and a shank plate (43), the upper body plate (41) is connected with the thigh plate (42), the thigh plate (42) is connected with the shank plate (43) through hinges, a rotating shaft hinged with the sliding table (31) is arranged at one end part of the shank plate (42) connected with the shank plate (43), the sliding table (31) is hinged with a pneumatic spring (6) and a second push rod (7) which push the upper body plate (41) and the thigh plate (42) to overturn.

2. A tailstock auxiliary getting on and off bed according to claim 1, characterized in that the top of the sliding table (31) is provided with a supporting surface (311) extending towards the tailstock, the length of the supporting surface (311) is larger than the thickness of the rear bed leg (2), the hinge point of the thigh plate (42) and the sliding table (31) is located on the supporting surface (311) and the length from the sliding table (31) is larger than the thickness of the rear bed leg (2).

3. A tailstock auxiliary Bunk bed according to claim 1, wherein the height of the rear bed leg (2) is flush with the height of the bed frame (3) and the top outer side has an arc-shaped chamfer.

4. A tailstock auxiliary getting on and off bed according to claim 1, characterized in that the sliding table (31) is provided with sliding wheels, which are abutted with the bed frame (3) to support the sliding table (31) to reciprocate on the bed frame (3).

5. A tailstock assisted bunk bed according to claim 1, wherein the first push rod (5) and the second push rod (7) are electric push rods with self-locking devices.

6. A tailstock auxiliary getting on and off bed according to claim 1, wherein the lower leg plate (43) can be divided into an upper lower leg plate (431) and a lower leg plate (432), and the upper lower leg plate (431) and the lower leg plate (432) are hinged.

7. The auxiliary getting on and off bed of a bed tail according to claim 1, characterized in that, the rotating shaft and the thigh plate (42) are integrally arranged and fixed on the sliding table (31) through a fixing piece (9), and a bearing sleeved with the rotating shaft is arranged in the fixing piece (9).

8. A bed tail assisting getting on and off bed according to claim 1, characterized in that the rotating shaft penetrates through the thigh plate (42) with a gap from a through hole penetrating through the thigh plate (42), and the rotating shaft is fixed on the sliding table (31) through a fixing member (9).

9. A tailstock auxiliary getting on and off bed according to claim 1, characterized in that the thigh plate (42) is provided with handrails (8) on both sides.

10. A tailstock assisted bunk bed according to claim 1, characterized in that the horizontal runout of the bedframe (3) should be less than 1 mm.

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