CN113142883B

CN113142883B - Apartment is with portable collapsible single bed

Info

Publication number: CN113142883B
Application number: CN202110588701.1A
Authority: CN
Inventors: 封才亮
Original assignee: Hefei Suna Engineering Design Co ltd
Current assignee: Suifenhe Haibin Wood Industry Co.,Ltd.
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-11-04
Anticipated expiration: 2041-05-28
Also published as: CN113142883A

Abstract

The invention discloses a portable and foldable single bed for an apartment. The technical problem of the invention is that: the portable foldable single bed for the apartment is convenient to fold and unfold, can further stabilize the single bed, automatically protects a user, and is convenient to lift and carry the single bed. A portable foldable single bed for apartments comprises a base, wherein a lifting mechanism is arranged between two sides of the base; the lifting mechanism is provided with a clamping mechanism; the lifting mechanism is provided with two rotating blocks; two bed plates are arranged on the bed plate and the lifting mechanism; the supporting mechanism is arranged on the bed plate. The portable foldable single bed for the apartment disclosed by the invention has the advantages of further supporting and stabilizing the single bed, automatically protecting a user, improving the use safety of the single bed and conveniently lifting and carrying the single bed.

Description

Apartment is with portable collapsible single bed

Technical Field

The invention relates to a single bed, in particular to a portable and foldable single bed for an apartment.

Background

In the society of today, people mostly choose to leave hometown to go on and swing in other places after school graduation, and renting becomes the first problem that people need to consider, wherein apartments become the choice of most young people with the cost performance, and meanwhile, when being equipped with furniture, the foldable single bed convenient to carry is also welcomed.

Current collapsible single bed when opening the use, and not firm enough, the condition that single bed unstability leads to the user to fall down can appear, secondly makes the person lie on the bed board to do not possess safeguard measure, when the rest, the user probably rolls down the bed board, and single bed after last bare-handed transport is folding is because of not having gripping department, very inconvenient when carrying single bed.

Therefore, there is a need to design a portable foldable single bed for apartment, which is convenient for folding and unfolding, can further stabilize the single bed, automatically protect users, and conveniently lift and carry the single bed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the portable foldable single bed which is convenient to fold and unfold, can further stabilize the single bed, automatically protects a user, and is convenient to lift and carry the single bed.

The purpose of the invention can be achieved by adopting the following technical scheme:

in a first aspect, a portable and foldable single bed for an apartment includes: the lifting mechanism is arranged between the two sides of the base; the lifting mechanism is provided with a clamping mechanism; the lifting mechanism is provided with two rotating blocks; two bed plates are arranged on the bed plate and the lifting mechanism; the supporting mechanism is arranged on the bed plate.

Further, the lifting mechanism includes: the two sides of the base are both connected with the shell, and the middle of the outer side of the upper part of the shell is rotatably connected with the rotating block; the sliding plate is connected between the middle parts of the shells in a sliding way; the upper parts of the sliding plates are symmetrically and rotatably connected with a first rotating shaft, and the first rotating shafts are connected with the bed plate; the outer sides of the first rotating shafts are connected with first gears; the first rack is connected to both sides of the upper portion of the shell, and the first rack is matched with the first gear on the same side.

Further, buckle mechanism includes: the first springs are connected between the sliding plate and the shell; the first torsion springs are connected between the rotating blocks and the shell; the inner side of the rotating block transmission shaft is connected with a second gear; one side of the upper part of the shell is connected with a first clamping rod in a sliding way; a second clamping rod is connected to one side of the upper part of the shell in a sliding manner, and the first clamping rod and the second clamping rod are matched with the sliding plate; and the upper parts of the first clamping rod and the second clamping rod are connected with a second rack, and the second rack is meshed with a second gear.

Further, the supporting mechanism includes: the outer sides of the lower parts of the bed boards are rotatably connected with a second rotating shaft; the second rotating shafts are connected with the rotating plates; second torsional springs are connected between the rotating plates and the bed plate and are sleeved on the second rotating shafts; the inner sides of the bed plates are symmetrically connected with sliding grooves in a sliding manner; the first connecting rod is connected with both sides of the second rotating shaft and is in sliding connection with the bed plate, and the first connecting rod is in sliding fit with the sliding grooves on the same side; the lower parts of the first clamping rod and the second clamping rod are connected with connecting grooves; the inner sides of the connecting grooves are connected with the special-shaped rods in a sliding manner, and the special-shaped rods are matched with the sliding grooves; the second springs are connected between the special-shaped rods and the connecting grooves; the inner sides of the upper parts of the first racks are connected with wedge-shaped rods in a sliding mode, the wedge-shaped rods are connected with the connecting grooves in a sliding mode, and the wedge-shaped rods are matched with the special-shaped rods; the third springs are connected between the wedge-shaped rods and the first racks; the wedge blocks are connected to two sides of the upper part of the sliding plate and matched with the wedge rods; the connecting rod, dysmorphism pole inboard all is connected with the connecting rod, and the connecting rod is mutually supported with the wedge.

Further, still including fixed subassembly, fixed subassembly includes: the guide rods are symmetrically connected to the upper and lower sides of the inner side of the shell; the sliding rods are connected between the guide rods on the two sides in a sliding manner; the fourth springs are connected between the sliding rods and the shell and sleeved on the guide rods; the inner sides of the lower part of the bed plate are symmetrically connected with press blocks, and the press blocks are matched with the sliding rods; the inner sides of the lower parts of the sliding rods are connected with third racks; the two sides of the base are symmetrically and rotatably connected with a third gear; dwang, third gear drive shaft downside all is connected with the dwang.

Further, still including safe subassembly, safe subassembly is including: the outer sides of the upper parts of the sliding grooves are connected with push rods; the two sides of the bed plate are rotatably connected with a third rotating shaft; the outer sides of the upper parts of the third rotating shafts are connected with connecting blocks, and the connecting blocks are matched with the push rods; a plurality of baffles are uniformly connected to the third rotating shaft at intervals; and a third torsion spring is connected between the outermost baffle and the bed plate and sleeved on the third rotating shaft.

Furthermore, the bed further comprises a portable component, and the portable component is arranged on the outer side of the middle part of the bed board.

Further, the portable component comprises: the outer sides of the middle parts of the bed plates are rotatably connected with a fourth rotating shaft; the fourth rotating shafts are connected with handles; and a fourth torsion spring is symmetrically connected between the handle and the bed plate and sleeved on the fourth rotating shaft.

The invention has the advantages that: (1) According to the invention, the bed board drives the pressing block to rotate outwards, the sliding rod and the third rack are pushed to move inwards, the third gear is driven to rotate outwards by 90 degrees, the rotating rod is driven to rotate outwards by 90 degrees and is supported on the ground, and the effect of further supporting and stabilizing the single bed is achieved; (2) According to the invention, the sliding groove moves upwards, the connecting block is not pushed any more, and the baffle, the third rotating shaft and the connecting block rotate outwards and reset, so that the baffle can protect and block a user, the effect of automatically protecting the user is achieved, and the use safety of the single bed is improved; (3) According to the invention, after the handle is pushed to rotate 180 degrees outwards, the handle is lifted to drive the single bed to move, so that the effect of conveniently lifting and carrying the single bed is achieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective sectional structural schematic view of the present invention.

Fig. 3 is a schematic perspective view of the lifting mechanism of the present invention.

Fig. 4 is a schematic perspective view of the fastening mechanism of the present invention.

Fig. 5 is a schematic view of a first partially separated body structure of the supporting mechanism of the present invention.

Fig. 6 is an enlarged perspective view of the present invention a.

Fig. 7 is a schematic view of a second partial structure of the supporting mechanism of the present invention.

Fig. 8 is an enlarged perspective view of the present invention B.

Fig. 9 is a perspective view of a third part of the supporting mechanism of the present invention.

Fig. 10 is a perspective view of the fixing assembly of the present invention.

Fig. 11 is an enlarged perspective view of the present invention C.

Fig. 12 is an enlarged perspective view of the present invention D.

Fig. 13 is a schematic perspective view of a safety assembly according to the present invention.

Fig. 14 is a perspective view of the portable module of the present invention.

FIG. 15 is an enlarged perspective view of the present invention E.

In the drawings above: 1: base, 2: lifting mechanism, 21: outer shell, 22: a slide plate, 23: first shaft, 24: first gear, 25: first rack, 3: snap mechanism, 31: first spring, 32: first torsion spring, 33: second rack, 34: second gear, 35: first chucking rod, 36: second jamming rod, 4: turning block, 5: bed board, 6: support mechanism, 61: second rotating shaft, 62: rotating plate, 63: second torsion spring, 64: sliding groove, 65: first link, 66: connecting groove, 67: shaped bar, 68: second spring, 69: wedge rod, 610: third spring, 611: connecting rod, 612: wedge block, 7: fixing assembly, 71: slide bar, 72: guide rod, 73: fourth spring, 74: briquetting, 75: third rack, 76: rotating rod, 77: third gear, 8: safety component, 81: push rod, 82: third rotating shaft, 83: connecting block, 84: third torsion spring, 85: baffle, 9: portable component, 91: fourth rotation shaft, 92: handle, 93: and a fourth torsion spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 9, this embodiment discloses a portable foldable single bed for apartment, which includes a base 1, a lifting mechanism 2, a buckle mechanism 3, rotating blocks 4, a bed board 5 and a supporting mechanism 6, wherein the lifting mechanism 2 is arranged between the front side and the rear side of the base 1, the buckle mechanism 3 is arranged on the lifting mechanism 2, the two rotating blocks 4 are arranged on the lifting mechanism 2, two bed boards 5 are arranged on the lifting mechanism 2, and the supporting mechanism 6 is arranged on the bed board 5.

Lifting mechanism 2 is including shell 21, slide 22, first pivot 23, first gear 24 and first rack 25, both sides all are connected with shell 21 around the base 1, all be connected with 4 rotary types of turning block in the middle of the shell 21 upper portion outside, sliding connection has slide 22 between the shell 21 middle part, bilateral symmetry rotary type is connected with first pivot 23 between slide 22 upper portion, first pivot 23 all is connected with bed board 5, the 23 outside of first pivot all is connected with first gear 24, the 21 upper portion left and right sides of shell all is connected with first rack 25, first rack 25 mutually supports with the first gear 24 of homonymy.

The buckling mechanism 3 comprises a first spring 31, a first torsion spring 32, a second rack 33, a second gear 34, a first clamping rod 35 and a second clamping rod 36, the first spring 31 is connected between the sliding plate 22 and the shell 21, the first torsion spring 32 is connected between the rotating block 4 and the shell 21, the second gear 34 is connected to the inner side of a transmission shaft of the rotating block 4, the first clamping rod 35 is connected to the left side of the upper portion of the shell 21 in a sliding manner, the second clamping rod 36 is connected to the right side of the upper portion of the shell 21 in a sliding manner, the first clamping rod 35 and the second clamping rod 36 are matched with the sliding plate 22, the second rack 33 is connected to the upper portions of the first clamping rod 35 and the second clamping rod 36, the second rack 33 is located on the upper side and the lower side of the second gear 34 respectively, and the second rack 33 is meshed with the second gear 34.

The supporting mechanism 6 comprises a second rotating shaft 61, a rotating plate 62, a second torsion spring 63, a sliding groove 64, a first connecting rod 65, a connecting groove 66, a special-shaped rod 67, a second spring 68, a wedge-shaped rod 69, a third spring 610, a connecting rod 611 and a wedge-shaped block 612, the outer side of the lower part of the bed plate 5 is rotatably connected with the second rotating shaft 61, the rotating plate 62 is connected with the second rotating shaft 61, the second torsion spring 63 is connected between the rotating plate 62 and the bed plate 5, the second torsion spring 63 is sleeved on the second rotating shaft 61, the inner side of the bed plate 5 is symmetrically and slidably connected with the sliding groove 64 in the front-back direction, the front side and the rear side of the second rotating shaft 61 are connected with the first connecting rod 65, the first connecting rod 65 is slidably connected with the bed plate 5, and the first connecting rod 65 is slidably matched with the sliding groove 64 on the same side, first kelly 35 and second kelly 36 lower part all are connected with connecting groove 66, the equal sliding connection in connecting groove 66 inboard has special-shaped pole 67, special-shaped pole 67 and sliding tray 64 mutually support, all be connected with second spring 68 between special-shaped pole 67 and the connecting groove 66, the equal sliding connection in first rack 25 upper portion inboard has wedge pole 69, wedge pole 69 and connecting groove 66 sliding connection, wedge pole 69 and special-shaped pole 67 mutually support, all be connected with third spring 610 between wedge pole 69 and the first rack 25, both sides all are connected with wedge 612 around slide 22 upper portion, wedge 612 and wedge 69 mutually support, special-shaped pole 67 inboard all is connected with connecting rod 611, connecting rod 611 and wedge 612 mutually support.

When a user needs to use the single bed, in a starting state, the first clamping rod 35 and the second clamping rod 36 abut against the sliding plate 22, the first spring 31 is in a stretching state, the bed board 5 is in an open and flat state, the rotating plate 62 is supported on the ground, the second torsion spring 63 is in a deformation state, the user can lie on the bed board 5 to rest, when the user needs to pack the single bed, the rotating block 4 is firstly rotated, the first torsion spring 32 is deformed to drive the second gear 34 to rotate, thereby driving the second rack 33 to move outwards, further driving the first clamping rod 35 and the second clamping rod 36 to move outwards and separate from the sliding plate 22, driving the connecting groove 66 and the special-shaped rod 67 to move outwards, the special-shaped rod 67 no longer abuts against the sliding groove 64, under the action of the second torsion spring 63, the rotating plate 62 is pushed to rotate outwards to a horizontal state, driving the second rotating shaft 61 and the first connecting rod 65 to rotate outwards, thereby pushing the sliding groove 64 to move downwards, and simultaneously after the first clamping rod 35 and the second clamping rod 36 are far away from the sliding plate 22, pushing the sliding plate 31, pushing the first rotating plate 22, pushing the first rotating shaft 23, the first connecting rod 611 and the first connecting rod 65 to move outwards, thereby pushing the wedge-shaped rod 69 to separate from the wedge-shaped rod 64, and the wedge-shaped rod 69, and the first connecting rod 69 to move downwards, and the wedge-shaped rod 69 move downwards, and the wedge-shaped rod 69 to move downwards, and the first connecting rod 69, and the wedge-shaped rod 69, and push the wedge-shaped rod 69 to move downwards after pushing the wedge-shaped rod 69 move downwards and push the wedge-shaped rod 69 move downwards to move downwards, and push the first connecting rod 69 to separate from the sliding plate 64, and push the sliding plate 64, and move downwards, after the first gear 24 moves downwards to be meshed with the first rack 25, the first gear 24 is driven to rotate 90 degrees inwards, so as to drive the first rotating shaft 23, the bed plate 5, the sliding groove 64 and the rotating plate 62 to rotate 90 degrees inwards, the sliding plate 22 moves downwards to pass through the first clamping rod 35 and the second clamping rod 36, the rotating block 4 is loosened, under the action of the first torsion spring 32, the rotating block 4 and the first gear 24 are pushed to rotate reversely, the second rack 33, the first clamping rod 35 and the second clamping rod 36 are driven to move inwards, so as to drive the connecting groove 66 and the special-shaped rod 67 to move inwards, the special-shaped rod 67 is still clamped and fixed by the wedge-shaped rod 69, finally the whole single bed can be folded and folded, so as to be easily carried, when the single bed needs to be opened and used, the sliding plate 22 is pushed to move upwards, the first spring 31 is stretched, so as to drive the first rotating shaft 23, the first gear 24 and the bed plate 5 to move upwards, thereby driving the wedge block 612, the sliding groove 64, the second rotating shaft 61, the first connecting rod 65 and the rotating plate 62 to move upwards, after the sliding plate 22 moves to contact with the first clamping rod 35 and the second clamping rod 36, the sliding plate will push the first clamping rod 35, the second clamping rod 36 and the second rack 33 to move outwards, thereby driving the second gear 34 and the rotating block 4 to rotate, the first torsion spring 32 will deform, after the sliding plate 22 moves upwards and passes through the first clamping rod 35 and the second clamping rod 36, under the action of the first torsion spring 32, the rotating block 4 and the second gear 34 will be pushed to rotate reversely, thereby driving the second rack 33, the first clamping rod 35 and the second clamping rod 36 to move inwards, thereby fixing the sliding plate 22 and the bed plate 5, after the first gear 24 moves to be meshed with the first rack 25, the first gear 24 will be driven to rotate inwards by 90 degrees, thereby driving the first rotating shaft 23, the bed plate 5, the sliding groove 64 and the rotating plate 62 to rotate outwards by 90 degrees, and promote the rotor plate 62 and rotate to the inboard, deformation takes place for second torsional spring 63, drive second pivot 61 and the inboard rotation of first link 65, promote sliding tray 64 and upwards remove, wedge 612 removes to contacting behind wedge 69 this moment, will promote wedge 69 and upwards remove and keep away from dysmorphism pole 67, third spring 610 is compressed, under the effect of second spring 68, promote the inwards side removal of dysmorphism pole 67, make the sliding tray 64 is withstood to dysmorphism pole 67, fix rotor plate 62 and bed board 5, resume to original state, it is reciprocal so, reach the effect that simple operation realized folding or opened single bed.

Example 2

As shown in fig. 1 and 10 to 15, in some embodiments, the fixing assembly 7 further includes a fixing assembly 7, the fixing assembly 7 includes a sliding rod 71, a guide rod 72, a fourth spring 73, a pressing block 74, a third rack 75, a rotating rod 76 and a third gear 77, the guide rod 72 is symmetrically connected to the left and right sides of the housing 21, the sliding rod 71 is slidably connected between the guide rods 72, the fourth spring 73 is connected between the sliding rod 71 and the housing 21, the fourth spring 73 is sleeved on the guide rod 72, the pressing blocks 74 are symmetrically connected to the lower portion of the bed plate 5, the pressing block 74 and the sliding rod 71 are matched with each other, the third rack 75 is connected to the lower portion of the sliding rod 71, the third gear 77 is rotatably connected to the front and rear sides of the base 1, and the rotating rod 76 is connected to the lower portion of the third gear transmission shaft 77.

When needing to open and using single bed, bed board 5 rotates to the outside, will drive briquetting 74 and rotate to the outside, thereby promote slide bar 71 and remove to the inboard, fourth spring 73 is compressed, it removes to the inboard to drive third rack 75, thereby it rotates 90 degrees to drive third gear 77 to the outside, it rotates 90 degrees to drive dwang 76 to the outside, make dwang 76 open and support subaerial, when needing to pack up single bed, bed board 5 rotates to the inboard, it rotates to the inboard to drive briquetting 74, no longer promote slide bar 71, under the effect of fourth spring 73, promote slide bar 71 and third rack 75 and remove to the outside, it rotates 90 degrees to drive third gear 77 to the inboard, thereby it rotates 90 degrees to drive dwang 76 to the inboard, resume to original state, reach the effect of further supporting firm single bed.

Still including safe subassembly 8, safe subassembly 8 is including push rod 81, third pivot 82, connecting block 83, third torsional spring 84 and baffle 85, the sliding tray 64 upper portion outside all is connected with push rod 81, the equal rotary type in both sides is connected with third pivot 82 around the bed board 5, the third pivot 82 upper portion outside all is connected with connecting block 83, connecting block 83 mutually supports with push rod 81, interval homogeneous connection has polylith baffle 85 on the third pivot 82, all be connected with third torsional spring 84 between outside baffle 85 and the bed board 5, third torsional spring 84 overlaps on third pivot 82.

When needing to pack up single bed, sliding tray 64 is the downstream, drive push rod 81 is the downstream, thereby promote connecting block 83 and rotate to the inboard, it rotates to the inboard to drive third pivot 82 and baffle 85, deformation takes place for third torsional spring 84, baffle 85 rotary type bed board 5 is inboard is packed up, when needing to open and use single bed, sliding tray 64 is the upstream, drive push rod 81 rebound, no longer promote connecting block 83, under third torsional spring 84's effect, promote baffle 85, third pivot 82 and connecting block 83 rotate to the outside, the user lies on bed board 5 this moment, can baffle 85 block to protect, so reciprocal, reach the effect of automatic protection user, improve single bed safety in utilization.

Still including portable subassembly 9, portable subassembly 9 is connected with fourth pivot 91 including fourth pivot 91, handle 92 and fourth torsional spring 93, the equal rotary type in the middle part outside of bed board 5, all is connected with handle 92 on the fourth pivot 91, and symmetrical connection has fourth torsional spring 93 around all between handle 92 and the bed board 5, and fourth torsional spring 93 overlaps on fourth pivot 91.

When the user need carry the single bed of packing up, promote handle 92 and rotate 180 degrees to the outside, fourth torsional spring 93 takes place deformation, can carry handle 92, drives single bed and removes, carries single bed to suitable position after, loosens handle 92, under the effect of fourth torsional spring 93, promotes handle 92 and rotates 180 degrees to the inboard, resumes to original state, reaches the effect of conveniently carrying the single bed of transport.

The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A portable foldable single bed for apartments is characterized in that: comprises the following steps: the lifting mechanism (2) is arranged between the two sides of the base (1); the clamping mechanism (3) is arranged on the lifting mechanism (2); the lifting mechanism (2) is provided with two rotating blocks (4); two bed plates (5) are arranged on the bed plate (5) and the lifting mechanism (2); the supporting mechanism (6) is arranged on the bed plate (5);

the lifting mechanism (2) comprises: the two sides of the base (1) are both connected with the shell (21), and the middle of the outer side of the upper part of the shell (21) is rotatably connected with the rotating block (4); a sliding plate (22) is connected between the middle parts of the shells (21) in a sliding way; the upper parts of the sliding plates (22) are symmetrically and rotatably connected with first rotating shafts (23), and the first rotating shafts (23) are connected with the bed plate (5); the outer sides of the first rotating shafts (23) are connected with first gears (24); the two sides of the upper part of the shell (21) are both connected with the first racks (25), and the first racks (25) are matched with the first gears (24) on the same side;

the buckle mechanism (3) comprises: the first spring (31) is connected between the sliding plate (22) and the shell (21); the first torsion spring (32) is connected between the rotating block (4) and the shell (21); the inner side of a transmission shaft of the rotating block (4) is connected with a second gear (34); a first clamping rod (35) is connected to one side of the upper part of the shell (21) in a sliding manner; the second clamping rod (36) is connected to one side of the upper part of the shell (21) in a sliding mode, and the first clamping rod (35) and the second clamping rod (36) are matched with the sliding plate (22) mutually; the upper parts of the first clamping rod (35) and the second clamping rod (36) are connected with a second rack (33), and the second rack (33) is meshed with a second gear (34);

the support mechanism (6) comprises: the outer sides of the lower parts of the second rotating shafts (61) and the bed plate (5) are rotatably connected with the second rotating shafts (61); the second rotating shafts (61) are connected with the rotating plates (62); the second torsion springs (63) are connected between the rotating plate (62) and the bed plate (5), and the second torsion springs (63) are sleeved on the second rotating shaft (61); the inner sides of the sliding grooves (64) and the bed plate (5) are symmetrically connected with the sliding grooves (64) in a sliding way; the first connecting rod (65) is connected to both sides of the second rotating shaft (61), the first connecting rod (65) is connected with the bed plate (5) in a sliding manner, and the first connecting rod (65) is matched with the sliding groove (64) on the same side in a sliding manner; the lower parts of the first clamping rod (35) and the second clamping rod (36) are connected with the connecting groove (66); the inner sides of the connecting grooves (66) are connected with special-shaped rods (67) in a sliding mode, and the special-shaped rods (67) are matched with the sliding grooves (64); the second springs (68) are connected between the special-shaped rods (67) and the connecting grooves (66); the inner sides of the upper parts of the first racks (25) are both connected with wedge-shaped rods (69) in a sliding manner, the wedge-shaped rods (69) are connected with the connecting grooves (66) in a sliding manner, and the wedge-shaped rods (69) are matched with the special-shaped rods (67); the third spring (610) is connected between the wedge-shaped rod (69) and the first rack (25); the wedge block (612) is connected to both sides of the upper part of the sliding plate (22), and the wedge block (612) is matched with the wedge rod (69); the connecting rod (611) is connected to the inner sides of the special-shaped rods (67), and the connecting rod (611) is matched with the wedge-shaped block (612).

2. A portable foldable single bed for apartment as claimed in claim 1, wherein: still including fixed subassembly (7), fixed subassembly (7) including: the guide rods (72) are symmetrically connected with the upper and lower sides of the inner side of the shell (21); the sliding rods (71) are connected between the guide rods (72) at the two sides in a sliding manner; the fourth springs (73) are connected between the sliding rod (71) and the shell (21), and the fourth springs (73) are sleeved on the guide rod (72); the press blocks (74) are symmetrically connected to the inner sides of the lower parts of the bed plate (5), and the press blocks (74) are matched with the sliding rods (71); the inner sides of the lower parts of the sliding rods (71) are connected with third racks (75); the two sides of the base (1) are symmetrically and rotatably connected with the third gear (77); the lower sides of the transmission shafts of the rotating rod (76) and the third gear (77) are connected with the rotating rod (76).

3. A portable and foldable single bed for apartment according to claim 2, wherein: still including safe subassembly (8), safe subassembly (8) including: the push rods (81) are connected with the outer sides of the upper parts of the sliding grooves (64); the third rotating shaft (82) is rotatably connected with the two sides of the bed plate (5); the connecting blocks (83) are connected to the outer sides of the upper parts of the third rotating shafts (82), and the connecting blocks (83) are matched with the push rods (81); the baffle plates (85) are uniformly connected to the third rotating shaft (82) at intervals; and a third torsion spring (84) is connected between the outermost baffle (85) and the bed plate (5), and the third torsion spring (84) is sleeved on the third rotating shaft (82).

4. A portable foldable single bed for apartment as claimed in claim 1, wherein: the bed is characterized by further comprising a portable component (9), wherein the portable component (9) is arranged on the outer side of the middle part of the bed board (5).

5. A portable foldable single bed for apartment as claimed in claim 4, wherein: the portable component (9) comprises: the outer sides of the middle parts of the fourth rotating shafts (91) and the bed plate (5) are rotatably connected with the fourth rotating shafts (91); the handles (92) are connected to the fourth rotating shaft (91); fourth torsional spring (93), all symmetrical connection has fourth torsional spring (93) between handle (92) and bed board (5), and fourth torsional spring (93) cover is on fourth pivot (91).