CN113876142B - Liftable bed and lifting control method thereof - Google Patents
Liftable bed and lifting control method thereof Download PDFInfo
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- CN113876142B CN113876142B CN202111318329.9A CN202111318329A CN113876142B CN 113876142 B CN113876142 B CN 113876142B CN 202111318329 A CN202111318329 A CN 202111318329A CN 113876142 B CN113876142 B CN 113876142B
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- sliding
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/02—Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails
- A47C19/021—Bedstead frames
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/04—Extensible bedsteads, e.g. with adjustment of length, width, height
- A47C19/045—Extensible bedsteads, e.g. with adjustment of length, width, height with entire frame height or inclination adjustments
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The application discloses bed and lift control method of liftable, including the bedstead, its horizontal activity sets up through crossbeam fixed connection's head board and tailstock board, bed board in two bottom around including, between head board and the tailstock board, lift control mechanism, it has crank, stop gear, and it has lever, wherein, through the crank makes it drive the bed board lift for lift control mechanism provides power, through the lever drives stop gear fixes the position of bed board, and people make the bed board go up and down between head board and tailstock board through the operation of crank drive lift control mechanism, treats that the bed board goes up and down to suitable height, and the stall crank drives stop gear through the lever and fixes lift control mechanism, uses the manpower as drive power, makes the bed be located inconvenient circular telegram or when unable circular telegram place, still can adjust the height of bed board, increases the applicable scene of bed.
Description
Technical Field
The invention relates to a liftable bed and a lifting control method thereof.
Background
The electric sickbed has the functions of integral balanced lifting of the bed body, forward and backward inclination of the bed body, lifting of the back, bending and extending lifting of legs and the like; the bed body is adjusted in a lifting way to meet the nursing requirements of different heights, and the sitting and lying postures of different body shapes are realized by adjusting the back and the legs, so that the comfort levels of different requirements of the human body are achieved; structurally, the electric sickbed comprises a liftable electric sickbed and a non-liftable electric sickbed, the liftable electric sickbed generally comprises a movable bed frame and a lifting mechanism, bed boards of the movable bed frame are designed into a back bed board, a hip bed board, a leg bed board and a foot bed board, the position and the inclination angle of each bed board can be adjusted through a control system, the lifting mechanism generally adopts a pressure cylinder as a power source, for example, the patent publication No. CN203226972U and the electric liftable medical sickbed, the bed boards arranged on the movable bed frame are designed into the back bed board, the hip bed board, the leg bed board and the foot bed board, wherein the hip bed board is fixedly arranged on the bed frame, the back bed board is hinged on the hip bed board, and the leg bed board and the foot bed board are hinged with each other; the electric sickbed with the patent structure adopts the hinge bracket to integrally lift the sickbed by adopting the hydraulic cylinder, thereby facilitating the treatment of doctors and patients; however, the disadvantages are that the hydraulic cylinder is directly installed at the bottom of the bed plate of the movable bed frame, strong vibration is generated in the operation process, the transmission is unstable, secondary damage to patients is possibly caused, the lifting is too long and depends on electric driving, when the sickbed is located at a place where power connection is inconvenient, the height of the bed plate cannot be adjusted, and therefore improvement is needed.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art.
The application provides a bed of liftable, its characterized in that includes:
the bed frame comprises a front bed head plate and a rear bed plate, the bottoms of which are fixedly connected through a cross beam;
the bed board is horizontally and movably arranged between the headboard and the footboard;
the lifting control mechanism is provided with a hand crank and is arranged between the bed board and the bed frame;
the limiting mechanism is provided with a lever and is used for fixing the position of the bed board after the lifting is finished;
the lifting control mechanism is powered by the hand crank to drive the bed plate to lift, and the limiting mechanism is driven by the lever to fix the position of the bed plate.
By adopting the liftable bed, people drive the lifting control mechanism to operate through the hand crank to lift the bed board between the head board and the tail board, when the bed board is lifted to a proper height, the hand crank is stopped to rotate, the lifting control mechanism is fixed by driving the limiting mechanism through the lever, the manpower is used as driving force, when the bed is located in a place which is inconvenient to be electrified or cannot be electrified, the height of the bed board can still be adjusted, and the applicable scene of the bed is increased.
The lift control mechanism includes:
the pipe sleeve is provided with at least one pair of pipe sleeves, the bottom ends of the pipe sleeves are fixedly arranged on the left side and the right side of the top of the cross beam, and the top ends of the pipe sleeves incline towards the direction away from each other;
a plurality of inclined support rods, wherein the bottom ends of the inclined support rods are at least partially slidably arranged in the pipe sleeves, and the top ends of the inclined support rods are abutted against the bottom surface of the bed board;
the first sliding chute is arranged on one side of the pipe sleeve and is communicated with the inner cavity of the pipe sleeve;
the first strut is slidably mounted in the first sliding groove, one end of the first strut is fixedly connected with the bottom end of the inclined supporting rod, and the other end of the first strut extends out of the first sliding groove;
the pushing mechanism is provided with a hand crank;
wherein, the pushing mechanism is driven by the hand crank to push the first supporting column to slide in the first sliding groove.
The pushing mechanism comprises:
the screw rod is provided with a pair of adjacent end parts which are fixedly connected, and the two opposite ends are respectively rotatably connected with the inner wall of the cross beam and extend out of the bed frame after penetrating through the bed tail plate;
the screw sleeves are provided with at least one pair and are respectively installed on the screw rods in a transmission way;
the mounting plate is fixedly mounted at the top of the threaded sleeve;
the upright post is fixedly arranged at the top of the mounting plate, and the side wall of the upright post is abutted against one side wall of the strut;
the screw thread directions of the screw rods are opposite, and the end parts of the screw rods extending out of the bedstead are fixedly connected with the hand crank.
The pushing mechanism further comprises:
the roller is rotatably arranged at one end of the first support column, which extends out of the first sliding groove;
the rolling groove is vertically arranged on the side wall of the upright column facing the first pillar;
wherein the roller rolls in the rolling groove.
The lift control mechanism further includes:
the supporting column is fixedly arranged at the top of the cross beam;
the second sliding chute is obliquely arranged in the supporting column, and two ends of the second sliding chute penetrate through the supporting column;
and the middle part of the inclined supporting rod is in sliding fit with the second sliding groove.
Further comprising:
the first sliding block is fixedly arranged at the top end of the inclined supporting rod;
the third sliding chute is arranged on the bottom surface of the bed plate and extends along the transverse direction;
and the top end of the first sliding block is slidably mounted in the third sliding groove.
The stop gear includes:
the four sliding chutes are provided with at least one pair and are respectively and vertically arranged on the opposite side walls of the headboard and the footboard;
a second sliding block which is provided with a plurality of sliding blocks which slide in the fourth sliding grooves respectively;
the clamping blocks are uniformly distributed on the side wall of the second sliding block far away from the headboard along the vertical direction;
the second support column is vertically and fixedly arranged at one end, close to the bed tail plate, of the top of the cross beam;
the sliding groove V is vertically arranged on the two side surfaces of the support;
the third sliding block is vertically and slidably mounted in the fifth sliding groove;
the middle part of the swing arm is hinged with the tops of the two sides of the strut, one end of the swing arm extends to the lower part of the clamping block, and the other end of the swing arm extends to the outer side of the five sliding grooves;
the fourth sliding block is fixedly arranged on the three side surfaces of the sliding block;
the six sliding grooves are formed in one side, far away from the clamping block, of the swing arm and extend in the transverse direction;
the bottom plate is fixedly arranged at the bottom of the three side surfaces of the sliding block;
the locking mechanism is used for fixing the third sliding block after the position is adjusted;
the front end and the rear end of the bed plate are fixedly connected with the two sliding blocks respectively, the lever is L-shaped, the middle part of the lever is hinged with the two side faces of the support, the bent end of the lever is abutted against the bottom face of the bottom plate, and the other end of the lever extends out of the rack.
The locking mechanism includes:
the sliding groove seventh is arranged on the side wall of the sliding groove fifth;
the sliding block V is installed in the sliding groove VII in a sliding mode along the transverse direction;
the limiting block is fixedly arranged on the side wall of the fifth sliding block towards the third sliding block;
the limiting grooves are formed in the plurality of limiting blocks, are distributed on the side wall of the third sliding block facing the seventh sliding groove in the vertical direction and are used for being clamped by the limiting blocks;
the spring is arranged between the side walls of the fifth sliding block and the sixth limiting groove;
one end of the pull rod is fixedly arranged on the side wall of the slide block five facing the spring, and the other end of the pull rod penetrates through the support post two and extends out of the limiting groove;
the pull handle comprises a long rod, a short rod and a cross rod, wherein two ends of the cross rod are respectively fixedly connected with the middle part of the long rod and the top end of the short rod;
the through hole penetrates through one end of the pull rod, which is far away from the limiting groove, from the upper part and the lower part of the pull rod;
wherein the short rod of the pull handle is inserted into the through hole.
Further comprising:
the bracket is fixedly arranged on the side wall of the second support column facing the headboard;
and the clamping groove is arranged at the top end of the long rod of the pull handle, which is clamped at one end of the support far away from the second pillar.
The method comprises the following steps:
s1: the pull handle is pulled towards the direction far away from the upright post II, the slide block V slides in the slide block VI, the limit block is separated from the limit groove, then the pull handle is rotated, the top end of the long rod of the pull handle is clamped in the clamp groove, under the action of gravity, one end of the lever extending out of the bed frame falls, the other end of the lever pushes the bottom plate and the slide groove V to ascend, the swing arm swings, and the top surface of one end of the swing arm far away from the slide groove V is separated from the bottom surface of the clamp block;
s2: rotating the hand crank, enabling the screw sleeve to transversely move on the screw rod, enabling the mounting plate to move along with the screw sleeve, pushing the first support column to obliquely move upwards or downwards in the first sliding groove, enabling the obliquely-arranged support rod to push the bed plate to ascend or enable the bed plate to descend, and stopping rotating the hand crank after the bed plate is lifted to a proper height;
s3: lifting one end of the lever extending out of the rack, enabling the other end of the lever to be separated from the bottom plate in contact, enabling the sliding block III to descend in the sliding groove V under the action of gravity, enabling the swing arm to swing, and enabling the top surface of one end, far away from the sliding groove V, of the swing arm to be abutted to the bottom surface of the clamping block;
s4: the pull handle is rotated, the top end of the long rod of the pull handle is separated from the clamping groove, the spring resets to push the slide block five to slide towards the limiting groove in the sliding groove seven, and the limiting block is clamped in the limiting groove.
The advantageous effects of the present invention will be explained in detail in the embodiments, thereby making the advantageous effects more apparent.
Drawings
Fig. 1 is a schematic structural view of a liftable bed according to an embodiment of the present application;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic view of a part of the enlarged structure at B in fig. 1.
Reference numerals
1-beam, 2-headboard, 3-footboard, 4-bedplate, 5-lifting control mechanism, 501-pipe sleeve, 502-inclined support rod, 503-chute I, 504-pillar I, 6-hand crank, 7-limiting mechanism, 701-chute IV, 702-slide block II, 703-clamping block, 704-chute V, 705-pillar II, 706-slide block III, 707-swing arm, 708-chute IV, 709-chute VI, 710-bottom plate, 8-lever, 9-pushing mechanism, 901-screw, 902-swivel nut, 903-mounting plate, 904-upright post, 905-roller, 906-rolling groove, 907-support column, 908-chute II, 909-slide block I, 910-chute III, 10-locking mechanism, 1001-chute VII, 1002-slide block V, 1003-limiting block, 1004-limiting groove, 1005-spring, 1006-pull rod, 1007-pull handle, 1008-bracket, 1009-clamping groove.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Example 1:
as shown in fig. 1 to 3, the present application provides a liftable bed, which includes:
the bed frame comprises a front bed head plate 2 and a rear bed tail plate 3, the bottoms of which are fixedly connected through a cross beam 1;
the bed board 4 is horizontally and movably arranged between the headboard 2 and the footboard 3;
a lifting control mechanism 5 which is provided with a hand crank 6 and is arranged between the bed plate 4 and the bed frame;
a limiting mechanism 7 which is provided with a lever 8 and is used for fixing the position of the bed plate 4 after the lifting is finished;
the hand crank 6 provides power for the lifting control mechanism 5 to drive the bed plate 4 to lift, and the lever 8 drives the limiting mechanism 7 to fix the position of the bed plate 4.
In the embodiment of the application, adopt the bed of a foretell liftable, people move through 6 drive lift control mechanism 5 of hand crank, make bed board 4 go up and down between headboard 2 and tailstock board 3, treat that bed board 4 goes up and down when suitable height, the stall hand crank 6, drive stop gear 7 through lever 8 and fix lift control mechanism 5, use the manpower as drive power, when making the bed be located inconvenient circular telegram or unable circular telegram place, still can adjust the height of bed board 4, increase the suitable scene of bed.
Example 2:
in this embodiment, in addition to the structural features of the previous embodiment, the lift control mechanism 5 includes:
a pipe sleeve 501 having at least one pair of pipe sleeves, the bottom ends of which are fixedly installed at the left and right sides of the top of the beam 1 and the top ends of which are inclined in a direction away from each other;
a plurality of inclined support rods 502, the bottom ends of which are at least partially slidably mounted in the pipe sleeves 501, and the top ends of which are abutted against the bottom surface of the bed plate 4;
the first sliding groove 503 is arranged on one side of the pipe sleeve 501 and is communicated with the inner cavity of the pipe sleeve;
a first pillar 504 slidably mounted in the first sliding groove 503, wherein one end of the first pillar is fixedly connected to the bottom end of the inclined supporting rod 502, and the other end of the first pillar extends out of the first sliding groove 503;
a pushing mechanism 9 with a hand crank 6;
wherein, the hand crank 6 drives the pushing mechanism 9 to push the first support column 504 to slide in the first sliding groove 503.
In this embodiment, because the above structure is adopted, the manual crank 6 is driven by a human power to move the pushing mechanism 9, so as to push the pillars to slide in the first sliding grooves 503, so that the inclined supporting rods 502 slide upwards or downwards in the pipe sleeves 501 in an inclined manner, so as to drive the bed board 4 to ascend or descend, and the human power is used as a driving force, so that when the bed is located at a place inconvenient to be electrified or incapable of being electrified, the height of the bed board 4 can be adjusted, and the applicable scene of the bed is increased.
Example 3:
in this embodiment, in addition to the structural features of the previous embodiment, the pusher shoe 9 includes:
a pair of screws 901, each of which has a pair of adjacent ends fixedly connected, and the opposite ends are respectively rotatably connected with the inner wall of the beam 1 and extend out of the bed frame through the footboard 3;
at least one pair of screw sleeves 902, which are respectively installed on the screws 901 in a transmission manner;
a mounting plate 903 fixedly mounted on the top of the threaded sleeve 902;
a column 904 which is fixedly arranged on the top of the mounting plate 903 and the side wall of which is abutted with the side wall of the first strut 504;
the screw threads of the screws 901 are opposite in direction, and the end part of the screw 901, extending out of the bedstead, of the hand crank 6 is fixedly connected.
In this embodiment, because the structure is adopted, the hand crank 6 drives the screw 901 to rotate, so that the screw sleeve 902 moves on the screw 901, the mounting plate 903 and the upright column 904 move together along with the screw sleeve 902, the moving upright column 904 pushes the first support column 504 to slide in the first sliding groove 503, the screw sleeve 902 is matched with the screw 901 to enable the mounting plate 903 and the upright column 904 to move stably, the bed plate 4 is not prone to shaking when being lifted, and the lifting stability of the bed plate 4 is improved.
Example 4:
in this embodiment, in addition to the structural features of the previous embodiment, the pushing mechanism 9 further includes:
a roller 905 rotatably mounted at one end of the first pillar 504 extending out of the first sliding groove 503;
a rolling groove 906 vertically arranged on the side wall of the upright 904 facing the first strut 504;
wherein the roller 905 rolls in the rolling groove 906.
In this embodiment, due to the above structure, through the arrangement of the roller 905 and the rolling groove 906, the resistance and the friction loss during the friction between the first support pillar 504 and the upright column 904 are reduced, the stability of the first support pillar 504 during the sliding in the first sliding groove 503 is improved, and the service lives of the first support pillar 504 and the upright column 904 are prolonged.
Example 5:
in this embodiment, in addition to the structural features of the previous embodiment, the lift control mechanism 5 further includes:
a support column 907 fixedly mounted on top of the beam 1;
a second sliding chute 908, which is obliquely arranged in the supporting column 907 and has two ends penetrating through;
the middle part of the inclined supporting rod 502 is in sliding fit with the second sliding groove 908.
In this embodiment, due to the adoption of the above structure, the middle of the inclined supporting rod 502 is supported by the supporting column 907 and the second sliding chute 908, so that the stability of the inclined supporting rod 502 during sliding is improved, the phenomenon that the inclined supporting rod 502 cannot normally stretch in the pipe sleeve 501 due to the bending deformation of the middle of the inclined supporting rod 502 caused by overweight of a patient is prevented, and the stability and the service life of the device are improved.
Example 6:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
a first sliding block 909 fixedly mounted at the top end of the inclined supporting rod 502;
a third sliding chute 910 which is arranged on the bottom surface of the bed plate 4 and extends along the transverse direction;
wherein, the top end of the first sliding block 909 is slidably mounted in the third sliding groove 910.
In this embodiment, due to the above structure, when the bottom end of the inclined supporting rod 502 is lifted in the pipe sleeve 501, the top end of the inclined supporting rod 502 drives the first sliding block 909 to slide in the third sliding groove 910, and the top end of the inclined supporting rod 502 and the bottom surface of the bed board 4 are limited by the cooperation of the first sliding block 909 and the third sliding groove 910, so that the moving track of the inclined supporting rod 502 is fixed, and the lifting stability of the bed board 4 is improved.
Example 7:
in this embodiment, in addition to the structural features of the previous embodiment, the limiting mechanism 7 includes:
the four sliding chutes 701 are provided with at least one pair and are respectively and vertically arranged on the opposite side walls of the headboard 2 and the footboard 3;
a second sliding block 702, a plurality of which slide in the sliding grooves 701 respectively;
a plurality of clamping blocks 703 which are uniformly distributed on the side wall of the second sliding block 702 far away from the headboard 2 along the vertical direction;
a second strut 705 which is vertically and fixedly arranged at one end of the top of the cross beam 1 close to the bed tail plate 3;
a chute five 704 vertically arranged on the side surface of the strut two 705;
a third sliding block 706 which is vertically and slidably installed in the fifth sliding groove 704;
the middle part of the swing arm 707 is hinged with the top of the side surface of the second strut 705, one end of the swing arm extends to the lower part of the clamping block 703, and the other end of the swing arm extends to the outer side of the fifth chute 704;
a fourth sliding block 708 which is fixedly arranged on the side surface of the third sliding block 706;
a chute six 709 arranged on one side of the swing arm 707 far away from the fixture 703 and extending along the transverse direction;
the bottom plate 710 is fixedly arranged at the bottom of the side surface of the third sliding block 706;
the locking mechanism 10 is used for fixing the third sliding block 706 after the position is adjusted;
the front end and the rear end of the bed plate 4 are fixedly connected with the second sliding blocks 702 respectively, the lever 8 is L-shaped, the middle of the lever 8 is hinged with the side face of the second supporting column 705, the bent end of the lever 8 is abutted to the bottom face of the bottom plate 710, and the other end of the lever extends out of the rack.
In this embodiment, due to the adoption of the above structure, after the bed plate 4 is lifted by the lifting control mechanism 5, people lift the lever 8 away from the end of the second pillar 705 to lower the third slider 706 in the fifth chute 704, so as to drive the fourth slider 708 to slide in the sixth chute 709 and drive the swing arm 707 to rotate around the hinge point between the swing arm 707 and the second pillar 904, so that the top surface of the end of the fourth slider 708 away from the second slider 708 abuts against the bottom surface of one of the blocks 703, and then the position of the fourth slider 708 in the sixth chute 709 is fixed by the locking mechanism 10, so that the second slider 702 cannot slide downwards in the fifth chute 704, the position of the bed plate 4 is fixed, the bed plate 4 with the height adjusted is fixed by a manual mode, and the bed plate 4 with the height adjusted can be conveniently used in any scene, and the application range of the bed is expanded.
Example 8:
in this embodiment, in addition to including the structural features of the previous embodiment, the lock mechanism 10 includes:
a chute seven 1001 arranged on a side wall of the chute five 704;
a fifth slide block 1002 which is installed in the seventh slide groove 1001 in a sliding mode along the transverse direction;
a limiting block 1003 fixedly mounted on the side wall of the fifth sliding block 1002 facing the third sliding block 706;
a plurality of limiting grooves 1004 which are distributed on the side wall of the third sliding block 706 facing the seventh sliding groove 1001 along the vertical direction and used for clamping the limiting blocks 1003;
a spring 1005 disposed between the five slider 1002 and the six opposing side walls of the retaining groove 1004;
one end of a pull rod 1006 is fixedly mounted on the side wall of the slide block five 1002 facing the spring 1005, and the other end of the pull rod passes through the strut two 705 and extends out of the limit groove 1004;
a pull handle 1007, which comprises a long rod, a short rod and a cross rod, wherein two ends of the cross rod are respectively fixedly connected with the middle part of the long rod and the top end of the short rod;
the through hole penetrates through one end, far away from the limiting groove 1004, of the pull rod 1006 from top to bottom;
wherein, the short rod of the pull handle 1007 is inserted in the through hole.
In this embodiment, due to the adoption of the structure, when the third slider 706 slides in the fifth sliding groove 704, the pull rod 1006 is pulled to move in the direction away from the second upright column 904 by the matching of the pull handle 1007 and the through hole, so that the fifth slider 1002 slides in the direction away from the fifth sliding groove 704 in the seventh sliding groove 1001, the limit block 1003 is separated from the limit groove 1004, the third slider 706 is released from being fixed, so that the third slider 706 can slide in the fifth sliding groove 704, when the top surface of one end of the swing arm 707 abuts against the bottom surface of the block 703, the pull handle 1007 is released, the spring 1005 pushes the fifth slider 1002 to slide in the seventh sliding groove 1001 towards the fifth sliding groove 704, the limit block 1003 is inserted into the limit groove 1004 to fix the position of the third slider 706, and the position of the third slider 706 is quickly fixed by the above way, so that the structure is simple and convenient to operate, and the maintenance is convenient.
Example 9:
in this embodiment, in addition to the structural features of the previous embodiment, the method further includes:
a bracket 1008 fixedly mounted on the side wall of the second support column 705 facing the headboard 2;
and a clamping groove 1009 which is arranged at one end of the bracket 1008 far away from the second support column 705 and used for clamping the top end of the long rod of the pull handle 1007.
In this embodiment, because the structure mentioned above is adopted, when needing to make three 706 of slider slide in five 704 of spout, will draw the frame to remove towards the direction of keeping away from stand 904 two, draw the stock top joint of frame to the draw-in groove 1009, liberate people's both hands, the position of the frame is drawn to the attention-free control that need not when making people adjust bed board 4, when needing to fix three 706 of slider, only need draw the stock of frame to dial out draw-in groove 1009 and can make 1005 promote five 1002 of slider slide towards five 704 of spout in seven of spout slide 1001, stopper 1003 is inserted and is established in spacing groove 1004, fix the position of three 706 of slider, through such a mode, be convenient for people to operate.
Example 10:
also discloses a lifting control method of the liftable bed, which comprises the following steps:
s1: the pull handle 1007 is pulled towards the direction far away from the upright column 904 two, the slide block five 1002 slides in the slide block six, the limit block 1003 is separated from the limit groove 1004, then the pull handle 1007 is rotated, the top end of the long rod of the pull handle 1007 is clamped in the clamp groove 1009, under the action of gravity, one end of the lever 8 extending out of the bedstead drops, the other end of the lever pushes the bottom plate 710 and the slide groove five 704 to ascend, the swing arm 707 swings, and the top surface of one end of the lever far away from the slide groove five 704 is separated from the bottom surface of the clamp block 703;
s2: rotating the hand crank 6, enabling the screw sleeve 902 to transversely move on the screw 901, enabling the mounting plate 903 to move along with the screw sleeve 902, pushing the first support column 504 to obliquely move upwards or downwards in the first sliding groove 503, enabling the obliquely-arranged support rod 502 to push the bed plate 4 to ascend or enable the bed plate 4 to descend, and stopping rotating the hand crank 6 after the bed plate 4 ascends to a proper height;
s3: lifting one end of the lever 8 extending out of the rack, enabling the other end of the lever 8 to be separated from the bottom plate 710, enabling the third sliding block 706 to descend in the fifth sliding groove 704 under the action of gravity, enabling the swing arm 707 to swing, and enabling the top surface of one end, away from the fifth sliding groove 704, of the swing arm to be abutted to the bottom surface of the clamping block 703;
s4: the pull handle 1007 is rotated, the top end of the long rod of the pull handle 1007 is separated from the clamping groove 1009, the spring 1005 resets and pushes the five sliding blocks 1002 to slide towards the limiting groove 1004 in the seven sliding grooves 1001, and the limiting blocks 1003 are clamped in the limiting groove 1004.
In this embodiment, because the structure is adopted, the hand crank 6 is rotated by manpower to drive the screw sleeve 902 and the screw 901 to rotate, under the matching action of the mounting plate 903, the column 904 i, the first sliding groove 503, the sleeve and the inclined supporting rod 502, the height of the bed plate 4 is adjusted, the lever 8 is driven by manpower to swing, under the matching action of the bottom plate 710, the third sliding block 706, the fifth sliding groove 704, the fifth sliding block 1002, the seventh sliding groove 1001, the swing arm 707, the clamping block 703, the pull handle 1007, the pull rod 1006, the spring 1005, the limiting block 1003 and the limiting groove 1004, the bed plate 4 is prevented from falling after the height is adjusted, the height adjustment is realized through the inconvenience of manpower drive, when the bed is located in a power-on or power-off place, the height of the bed plate 4 can still be adjusted, and the applicable scene of the bed is increased.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A liftable bed, comprising:
the bed frame comprises a front bed head plate (2) and a rear bed tail plate (3) which are fixedly connected through a cross beam (1) at the bottoms;
the bed board (4) is horizontally and movably arranged between the head board (2) and the tail board (3);
a lifting control mechanism (5) which is provided with a hand crank (6) and is arranged between the bed board (4) and the bed frame;
the limiting mechanism (7) is provided with a lever (8) and is used for fixing the position of the bed plate (4) after the lifting is finished;
the lifting control mechanism (5) is powered by the hand crank (6) to drive the bed plate (4) to lift, and the limiting mechanism (7) is driven by the lever (8) to fix the position of the bed plate (4);
the lift control mechanism (5) includes:
the pipe sleeve (501) is provided with at least one pair of pipe sleeves, the bottom ends of the pipe sleeves are fixedly arranged at the left side and the right side of the top of the cross beam (1), and the top ends of the pipe sleeves incline towards the direction away from each other;
a plurality of inclined support rods (502) with the bottom ends at least partially slidably mounted in the pipe sleeves (501) and the top ends abutting against the bottom surface of the bed plate (4);
the first sliding groove (503) is arranged on one side of the pipe sleeve (501) and is communicated with the inner cavity of the pipe sleeve;
the first strut (504) is slidably mounted in the first sliding groove (503), one end of the first strut is fixedly connected with the bottom end of the inclined supporting rod (502), and the other end of the first strut extends out of the first sliding groove (503);
a pushing mechanism (9) with a hand crank (6);
wherein, the hand crank (6) drives the pushing mechanism (9) to push the first support column (504) to slide in the first sliding groove (503).
2. A liftable bed according to claim 1, wherein the pushing mechanism (9) comprises:
the screw rods (901) are provided with a pair of adjacent end parts which are fixedly connected, and the two opposite ends are respectively rotatably connected with the inner wall of the cross beam (1) and penetrate through the bed tail plate (3) to extend out of the bed frame;
screw sleeves (902) which are provided with at least one pair and are respectively installed on the screw rods (901) in a transmission way;
a mounting plate (903) fixedly mounted on the top of the threaded sleeve (902);
a column (904) fixedly mounted on the top of the mounting plate (903) and having a side wall abutting against a side wall of the first strut (504); a
Wherein, the screw thread direction of each screw rod (901) is opposite, and the hand crank (6) is fixedly connected with the end part of the screw rod (901) extending out of the bedstead.
3. A liftable bed according to claim 2, wherein the pushing mechanism (9) further comprises:
a roller (905) rotatably mounted at one end of the first pillar (504) extending out of the first sliding groove (503);
the rolling groove (906) is vertically arranged on the side wall of the upright post (904) facing the first support post (504);
wherein the roller (905) rolls in the rolling groove (906).
4. A liftable bed according to claim 1, wherein the lifting control mechanism (5) further comprises:
a support column (907) fixedly mounted on the top of the beam (1);
the second chute (908) is obliquely arranged in the supporting column (907) and two ends of the second chute penetrate through the supporting column;
the middle part of the inclined supporting rod (502) is in sliding fit with the second sliding groove (908).
5. The liftable bed according to claim 1, further comprising:
a first sliding block (909) which is fixedly arranged at the top end of the inclined supporting rod (502);
a third sliding chute (910) which is arranged on the bottom surface of the bed plate (4) and extends along the transverse direction;
wherein, the top end of the first sliding block (909) is slidably arranged in the third sliding groove (910).
6. A liftable bed according to any one of claims 1 to 5, wherein the limiting mechanism (7) comprises:
the four sliding chutes (701) are provided with at least one pair and are respectively vertically arranged on the opposite side walls of the headboard (2) and the footboard (3);
a second sliding block (702) which is provided with a plurality of sliding blocks which slide in the sliding grooves (701) respectively;
the clamping blocks (703) are provided with a plurality of clamping blocks and are uniformly distributed on the side wall of the second sliding block (702) far away from the headboard (2) along the vertical direction;
a second pillar (705) which is vertically and fixedly arranged at one end of the top of the cross beam (1) close to the bed tail plate (3);
a chute five (704) vertically arranged on the side surface of the strut two (705);
a third sliding block (706) vertically and slidably mounted in the fifth sliding groove (704);
the middle part of the swing arm (707) is hinged with the top of the side surface of the second strut (705), one end of the swing arm extends to the lower part of the clamping block (703), and the other end of the swing arm extends to the outer side of the fifth sliding groove (704);
a fourth sliding block (708) fixedly installed on the side surface of the third sliding block (706);
a chute six (709) which is arranged on one side of the swing arm (locking 707) far away from the fixture block (703) and extends along the transverse direction;
the bottom plate (710) is fixedly arranged at the bottom of the side surface of the third sliding block (706);
a locking mechanism (10) for fixing the third slider (706) after the position adjustment;
the front end and the rear end of the bed plate (4) are fixedly connected with the second sliding blocks (702) respectively, the lever (8) is L-shaped, the middle of the lever is hinged to the side face of the second supporting column (705), the bent end of the lever (8) is abutted to the bottom face of the bottom plate (710), and the other end of the lever extends out of the rack.
7. A liftable bed according to claim 6, wherein the locking mechanism (10) comprises:
a chute seven (1001) disposed on the chute five (704) sidewall;
a fifth slider (1002) which is installed in the sliding groove seventh (1001) in a sliding mode along the transverse direction;
the limiting block (1003) is fixedly installed on the side wall, facing the third sliding block (706), of the fifth sliding block (1002);
the limiting grooves (1004) are distributed on the side wall of the third sliding block (706) facing the sliding groove (1001) along the vertical direction and used for clamping the limiting blocks (1003);
a spring (1005) arranged between the slide block five (1002) and the six opposite side walls of the limit groove (1004);
one end of the pull rod (1006) is fixedly arranged on the side wall of the slide block five (1002) facing the spring (1005), and the other end of the pull rod passes through the strut two (705) and extends out of the limiting groove (1004);
a pull handle (1007) which comprises a long rod, a short rod and a cross rod, wherein the two ends of the cross rod are respectively fixedly connected with the middle part of the long rod and the top end of the short rod;
the through hole penetrates through one end, far away from the limiting groove (1004), of the pull rod (1006) from top to bottom;
wherein, the short rod of the pull handle (1007) is inserted in the through hole.
8. The liftable bed according to claim 7, further comprising:
a bracket (1008) fixedly arranged on the side wall of the second support column (705) facing the headboard (2);
and the clamping groove (1009) is arranged at one end of the support (1008) far away from the second support column (705) and used for clamping the top end of the long rod of the pull handle (1007).
9. A lifting control method for a liftable bed according to claim 8, comprising the steps of:
s1: the pull handle (1007) is pulled towards the direction far away from the upright post (904) II, the slide block five (1002) slides in the slide block six, the limit block (1003) is separated from the limit groove (1004), the pull handle (1007) is rotated, the top end of the long rod of the pull handle (1007) is clamped in the clamp groove (1009), under the action of gravity, one end of the lever (8) extending out of the bed frame drops, the other end of the lever pushes the bottom plate (710) and the slide groove five (704) to rise, the swing arm (707) swings, and the top surface of one end of the lever far away from the slide groove five (704) is separated from and contacted with the bottom surface of the clamp block (703);
s2: the hand crank (6) is rotated, the screw sleeve (902) transversely moves on the screw rod (901), the mounting plate (903) moves along with the screw sleeve (902), the strut I (504) is pushed to obliquely move upwards or downwards in the sliding groove I (503), the obliquely arranged supporting rod (502) pushes the bed plate (4) to ascend or the bed plate (4) to descend, and the hand crank (6) stops rotating after the bed plate (4) is lifted to a proper height;
s3: lifting one end of the lever (8) extending out of the rack, enabling the other end of the lever (8) to be separated from the bottom plate (710) in contact, enabling the third sliding block (706) to descend in the fifth sliding groove (704) under the action of gravity, enabling the swing arm (707) to swing, and enabling the top surface of one end of the swing arm far away from the fifth sliding groove (704) to be abutted to the bottom surface of the clamping block (703);
s4: the pull handle (1007) is rotated, the top end of the long rod of the pull handle (1007) is separated from the clamping groove (1009), the spring (1005) resets and pushes the slide block five (1002) to slide towards the limiting groove (1004) in the sliding groove seven (1001), and the limiting block (1003) is clamped in the limiting groove (1004).
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| CN202111318329.9A CN113876142B (en) | 2021-11-09 | 2021-11-09 | Liftable bed and lifting control method thereof |
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| CN202111318329.9A CN113876142B (en) | 2021-11-09 | 2021-11-09 | Liftable bed and lifting control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114431661A (en) * | 2022-03-04 | 2022-05-06 | 江西景兴智能科技有限公司 | Special steel-wood single bed for military camp |
| CN115998545A (en) * | 2023-03-28 | 2023-04-25 | 广州华一生物科技有限公司 | Intelligent nursing bed |
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