CN116650249A - Nursing bed with bendable bed body - Google Patents

Abstract

The invention provides a nursing bed with a bendable bed body, which relates to the field of nursing beds and comprises: the bed frame, bed frame up end department is provided with bed body subassembly, the bottom position department of bed body subassembly is provided with coupling assembling, the coupling assembling position department of bed body subassembly adds and is equipped with one-way subassembly, rotate on the bed frame and install the rotating assembly, lean on the bed body subassembly of intermediate position, can jack-up through the jacking subassembly, the middle and the bed body subassembly of left side position promote jointly and remove the height, avoid personnel landing, rotatory rotating assembly back is down with left side bed body subassembly side this moment, can realize letting the bearing personnel be convenient for get off, and the position department of buckling on the bed body subassembly all adds and is equipped with the auxiliary pad, let the auxiliary pad have excessive effect, the fold appears wholly for one side not avoiding the bed body subassembly, be favorable to solving current nursing bed and buckle the swing, can't realize the effect of being convenient for get off the bed, the bed body appears great fold easily when buckling, can cause uncomfortable problem to the user.

Description

Nursing bed with bendable bed body

Technical Field

The invention relates to the technical field of nursing beds, in particular to a nursing bed with a bendable bed body.

Background

Along with the improvement of people's living condition, people also promote along with this to medical care's demand, and some old person can be along with the growth of age, and the health ages gradually, causes some inconvenient problem of action to the nursing bed has better nursing to the old person, and the nursing bed basically has folding and flip structure, has the old person that assist movement is inconvenient, carries out removal such as angle of assisting.

Some nursing beds are required for paralyzed patients as well as old people with inconvenient actions, but the existing nursing beds are more single in front end or rear side to bend and swing, the effect of being convenient for getting off the bed still cannot be achieved, and when the bed body is bent, large folds are easy to appear, so that discomfort can be caused to a user.

Disclosure of Invention

In view of this, the present invention provides a nursing bed with a bendable bed body, so as to solve the problem that the existing nursing bed is capable of bending and swinging at one side, and is unable to realize the effect of facilitating the getting-off, and when the bed body is bent, large wrinkles are easy to appear, which may cause discomfort to the user.

The invention provides a nursing bed with a bendable bed body, which comprises the following steps: the bed frame, bed frame up end department is provided with the bed body subassembly, and the bottom position department of bed body subassembly is provided with coupling assembling, and the coupling assembling position department of bed body subassembly adds and is equipped with one-way subassembly, rotates on the bed frame and installs the rotating assembly, and supporting component is installed to rotating assembly right side position, and the supporting component top is connected with right side coupling assembling, and the jacking subassembly is installed in the rotating assembly left side, and the jacking subassembly upper end is in the intermediate position department of bed body subassembly.

Further, the main mattress of the bed body assembly is in a rectangular block result, the main mattress is arranged into four groups of longitudinal structures, the leftmost main mattress is directly fixed on the bed frame, auxiliary pads are additionally arranged among the remaining three groups of longitudinal auxiliary pads, the auxiliary pads are in a cylindrical structure, and the auxiliary pads and the main mattress are simultaneously arranged into front-back three rows of structures.

Further, the installation outer frame of coupling assembling is fixed in the front and back position department of main mattress, is provided with the connector link on the installation outer frame, and the connector link is annular structure, and the installation outer frame is articulated to be installed in auxiliary pad outer end position department through the connector link, and the bottom position department of installation outer frame is provided with the connection sill bar, and connects the sill bar other end and connect on the connecting plate, and the connecting plate sets up the position department between vertical main mattress, sets up to articulated installation between the adjacent connecting plate.

Further, the connecting blocks of the unidirectional assemblies are fixed on the auxiliary pads, the upper ends of the connecting blocks of the adjacent auxiliary pads are connected in a hinged mode, inner grooves are formed in the connecting blocks, the inner grooves are of hollow structures, the hollow structures of the inner grooves occupy half, the inner grooves of the connecting blocks are partially embedded in the auxiliary pads, positioning blocks are arranged at the outer positions of the connecting blocks and are of solid structures, and the positioning blocks are matched with the hollow structures of the inner grooves.

Further, the bearing frame of the rotating assembly is of a circular disc-shaped structure, the bearing frame is provided with a supporting assembly and a jacking assembly, a rotating cylinder is arranged at the middle position of the bearing frame, and the bearing frame is rotatably arranged at the bedstead through the rotating cylinder.

Further, the transmission shaft of supporting component rotates and installs in right side position, and the spiro union has the sliding block on the transmission shaft, and sliding block slidable mounting simultaneously is on rotating the subassembly, is provided with the longitudinal rod on the sliding block, and the longitudinal rod of sliding block is connected with two sets of supporting cylinder bodies, and the bottom of supporting cylinder body slides in rotating the subassembly department, and the supporting cylinder body top is connected in the coupling assembling bottom.

Further, the transfer line of jacking subassembly rotates and installs in the left side of rotating the subassembly, and the spiro union has a bottom slider on the transfer line, and bottom slider has the extension pole, and bottom slider slidable mounting is on rotating the subassembly, and the extension pole at bottom slider both ends contacts with the auxiliary plate frame, and the main mattress bottom at intermediate position is fixed to the bottom contact plate, and the bottom surface of bottom contact plate sets up to inclined plane structure, is provided with the auxiliary plate frame between bottom contact plate and the rotating the subassembly, and the auxiliary plate frame sets up to the articulated slab of "V" form and constitutes.

Advantageous effects

1. According to the invention, the rotating assembly is rotatably arranged on the bedstead, the supporting assembly is rotatably arranged on the right side of the rotating assembly, the top of the supporting assembly is connected with the connecting assembly at the right side, so that the supporting assembly can bend and lift the bed body assembly at the right side, the bed body assembly at the middle position is leaned against, the jacking assembly can jack up, the bed body assemblies at the middle and left sides can be lifted and moved to a height together, personnel sliding is avoided, the left side bed body assembly is rotated and then is downward, the supporting personnel can conveniently get off the bed, auxiliary pads are additionally arranged at the bending positions on the bed body assembly, the auxiliary pads have an excessive effect, and the whole bed body assembly is not prevented from being wrinkled.

2. According to the invention, the main mattress is provided with the structure capable of being bent left and right, after a bed sheet and the like are paved on the main mattress, larger folds are generated when the main mattress is bent, so that the auxiliary mattress is additionally arranged at the bending position between the main mattresses, the auxiliary mattress is in a cylindrical structure, the auxiliary mattress has the effect of forming a buffering area when the auxiliary mattress is bent, the problem that the bed sheet is folded is solved, the auxiliary mattress and the main mattress are provided with the three-row structure, the whole bed body assembly is convenient to swing at the transverse position, and the nursing use effect is facilitated.

3. In order to enable the auxiliary pad to be buckled more stably after swinging, the connecting block is provided with the inner groove, half of the inner groove is hollow, the outer end of the connecting block is provided with the positioning block corresponding to the hollow shape of the inner groove, the positioning block on the connecting block and the inner groove can be buckled correspondingly, the effect that the positioning block and the inner groove form mutually matched guide is achieved, and the auxiliary pad is more stable in swinging motion.

4. The existing bedstead is provided with the single bending auxiliary nursing, and people inconvenient to move cannot be helped to get off the bed, so that a rotating assembly is additionally arranged between the left and right assemblies of the bedstead and the bedstead, and the rotating assembly has the effect of enabling the device to rotate by a certain angle, so that people borne on the bed body assembly can get off the bed conveniently.

5. The top of the supporting cylinder body is connected with the connecting component, so that the two groups of supporting cylinder bodies can more stably support the connecting component, the bottoms of the two groups of supporting cylinder bodies are connected with the longitudinal rods of the sliding blocks, the sliding blocks can drive the two groups of supporting cylinder bodies to move simultaneously, the supporting cylinder bodies can support the connecting component through the sliding of the sliding blocks and can support the connecting component through the self-expansion of the supporting cylinder bodies, and the supporting component can still realize the support of the connecting component while reducing occupied space.

6. The bottom sliding block can slide under the action of the transmission rod, at the moment, the extension rod at the bottom sliding block can directly contact with the auxiliary plate frame to prop up the auxiliary plate frame, the bottom contact plate arranged as the inclined surface has the function of supporting and jacking through the extension rod, and the auxiliary plate frame is additionally arranged between the bottom contact plate and the rotating assembly, so that the auxiliary plate frame with a V-shaped structure is matched with the bottom contact plate when being propped up by the bottom sliding block, and the supporting function of a section of the auxiliary plate frame on the bed body assembly can be increased through the auxiliary plate frame.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.

In the drawings:

fig. 1 is a schematic overall structure of an embodiment of the present invention.

Fig. 2 is a schematic view of the structure of a support cylinder according to an embodiment of the present invention.

FIG. 3 is a schematic view of a rotating structure of a bed assembly according to an embodiment of the present invention.

Fig. 4 is a schematic view of a rotating assembly according to an embodiment of the present invention.

Fig. 5 is a schematic view of a support assembly structure according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a connection assembly according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a jacking assembly according to an embodiment of the invention.

Fig. 8 is a schematic diagram of a unidirectional assembly structure according to an embodiment of the invention.

List of reference numerals

1. A bed frame; 2. a bed assembly; 201. a main mattress; 202. an auxiliary pad; 3. a connection assembly; 301. installing an outer frame; 302. connecting a bottom rod; 303. a connecting plate; 304. a connecting buckle; 4. a unidirectional component; 401. a connecting block; 402. an inner groove; 403. a positioning block; 5. a rotating assembly; 501. a carrier; 502. a rotating cylinder; 6. a support assembly; 601. a transmission shaft; 602. a sliding block; 603. a support cylinder; 7. a jacking assembly; 701. a bottom contact plate; 702. auxiliary plate frame; 703. a bottom slider; 704. a transmission rod.

Description of the embodiments

In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.

Examples: please refer to fig. 1 to 8:

the invention provides a nursing bed with a bendable bed body, which comprises a bed frame 1, wherein a bed body component 2 is arranged at the upper end surface of the bed frame 1, a connecting component 3 is arranged at the bottom position of the bed body component 2, a unidirectional component 4 is additionally arranged at the position of the connecting component 3 of the bed body component 2, a rotating component 5 is rotatably arranged on the bed frame 1, a supporting component 6 is arranged at the right side position of the rotating component 5, the top of the supporting component 6 is connected with the right connecting component 3, a jacking component 7 is arranged at the left side of the rotating component 5, and the upper end of the jacking component 7 is positioned at the middle position of the bed body component 2.

The main mattress 201 of the bed body assembly 2 is in a rectangular block result, the main mattress 201 is arranged into four groups of longitudinal structures, the leftmost main mattress 201 is directly fixed on the bed frame 1, the auxiliary mattress 202 is additionally arranged between the remaining three groups of longitudinal auxiliary mattresses 202, the auxiliary mattress 202 is in a cylindrical structure, the main mattress 201 is arranged into a structure capable of being bent left and right, and after a bed sheet and the like are paved on the main mattress 201, larger folds are formed when the main mattress 201 is bent, so that the auxiliary mattresses 202 are additionally arranged at bending positions among the main mattresses 201, the auxiliary mattresses 202 are in a cylindrical structure, a buffer area is formed when the auxiliary mattresses 202 are used for assisting in bending the main mattress 201, the problem of avoiding folds of the bed sheet is solved, the auxiliary mattresses 202 and the main mattress 201 are simultaneously arranged into a front-back three-row structure, the auxiliary mattresses 202 and the main mattress 201 are arranged into a front-back three-row structure, and the whole bed body assembly 2 is convenient to swing in transverse positions, and therefore the nursing bed body assembly 2 is convenient to use.

Wherein, the outer frame 301 of the connecting component 3 is fixed in the front and back positions of the main mattress 201, the outer frame 301 is provided with the connecting buckle 304, the connecting buckle 304 is in a ring structure, the outer frame 301 is hinged and installed at the outer end position of the auxiliary mattress 202 through the connecting buckle 304, the outer frame 301 is fixedly arranged at the outer end position of the auxiliary mattress 202, the auxiliary fixing effect of the outer frame 301 on the bed body component 2 is realized, the outer frame 301 is hinged and installed on the auxiliary mattress 202 through the connecting bottom rod 302, the auxiliary mattress 202 is installed on the auxiliary mattress 202 through the connecting component 3, the main mattress 201 can swing along the installation position of the connecting buckle 304, the bottom position of the outer frame 301 is provided with the connecting bottom rod 302, the other end of the connecting bottom rod 302 is connected on the connecting plate 303, the connecting plate 303 is arranged at the position between the longitudinal main mattress 201, the connecting plates 303 are arranged to be hinged and installed, the connecting bottom rod 302 of the outer frame 301 and the connecting bottom position of the connecting plate 303 are firstly arranged to be connected with the whole function of the connecting component 3, the three groups of the longitudinal front and back positions of the main mattress 201 are arranged to be connected with the connecting plate 201 through the connecting bottom rod 302, the two adjacent groups of the connecting bottom rod 201 are arranged to be connected with the connecting plate 303, the front and the main mattress 201 can be connected with the main mattress 201 through the connecting plate 201, the two groups of the connecting plate 201 are arranged to form the connecting plate 201, the effect is connected with the connecting plate 201, and the front position of the main mattress 201 is connected with the connecting plate 201 is connected with the main mattress 201, and the connecting plate 201 is connected with the main mattress through the connecting plate 201.

The connecting blocks 401 of the unidirectional assemblies 4 are fixed on the auxiliary pads 202, the upper ends of the connecting blocks 401 of the adjacent auxiliary pads 202 are mutually hinged, the connecting blocks 401 are fixed on the auxiliary pads 202, the tops of the connecting blocks 401 on the adjacent auxiliary pads 202 are hinged, the auxiliary pads 202 are conveniently hinged and swinging through the connecting blocks 401, inner grooves 402 are formed in the connecting blocks 401, the inner grooves 402 are arranged to be hollow structures, the hollow structures of the inner grooves 402 occupy half of the hollow structures of the connecting blocks 401, the inner grooves 402 of the connecting blocks 401 are partially embedded in the auxiliary pads 202, positioning blocks 403 are arranged at the outer positions of the connecting blocks 401, the positioning blocks 403 are arranged to be solid structures, the positioning blocks 403 are matched with the hollow structures of the inner grooves 402, and in order to enable the connecting blocks 401 to be more stable after swinging of the auxiliary pads 202, the half of the inner grooves 402 are arranged to be hollow, and the outer ends of the connecting blocks 401 are provided with positioning blocks 403 corresponding to the hollow shapes of the inner grooves 402, so that the positioning blocks 403 and the inner grooves 402 can be correspondingly buckled, and the positioning blocks 403 and the inner grooves 402 form mutually matched guiding functions, and the stable swinging motion of the auxiliary pads 202 can be realized.

Wherein, the bearing frame 501 of rotating assembly 5 is circular disc structure, bear on the bearing frame 501 and bear supporting component 6 and jacking subassembly 7, the intermediate position department of bearing frame 501 is provided with rotary drum 502, the bearing frame 501 rotates through rotary drum 502 and installs in bedstead 1 department, current bedstead 1 all sets up to single shape auxiliary care of buckling, can't help the inconvenient personnel of moving of health to get off the bed, thereby install rotating assembly 5 additional between the subassembly about with bedstead 1 and bedstead 1, pivoted rotating assembly 5 has the effect that lets the device rotate certain angle, reach the convenient bed of getting off of bearing personnel on the bed body subassembly 2.

The transmission shaft 601 of the support assembly 6 is rotatably mounted at the right side, the transmission shaft 601 is in threaded connection with the sliding block 602, the sliding block 602 is simultaneously and slidably mounted on the rotating assembly 5, a longitudinal rod is arranged on the sliding block 602, the longitudinal rod of the sliding block 602 is connected with two groups of support cylinder bodies 603, the bottom of the support cylinder bodies 603 slides at the rotating assembly 5, the top of the support cylinder bodies 603 is connected at the bottom of the connecting assembly 3, the top of the support cylinder bodies 603 is connected with the connecting assembly 3 at first, the bottoms of the two groups of support cylinder bodies 603 can be more stably supported by the connecting assembly 3, the bottoms of the two groups of support cylinder bodies 603 are connected with the longitudinal rod of the sliding block 602, the sliding block 602 can simultaneously drive the two groups of support cylinder bodies 603 to move, the support cylinder bodies 603 can support the connecting assembly 3 through the sliding of the sliding block 602, and the support of the support cylinder bodies 603 can still realize the support of the connecting assembly 3 through the expansion of the support assembly 603 when the occupied space is reduced.

The transmission rod 704 of the jacking component 7 is rotatably arranged on the left side of the rotating component 5, the transmission rod 704 is connected with the bottom sliding block 703 in a screwed mode, the bottom sliding block 703 is provided with an extension rod, the bottom sliding block 703 is slidably arranged on the rotating component 5, the extension rods at two ends of the bottom sliding block 703 are in contact with the auxiliary plate frame 702, the bottom sliding block 703 can slide under the action of the transmission rod 704, at the moment, the extension rod at the position of the bottom sliding block 703 can be directly in contact with the auxiliary plate frame 702 to prop up the auxiliary plate frame 702, the auxiliary plate frame 702 is supported by the bottom sliding block 703, the auxiliary supporting function of the bottom sliding block 703 on the bed body component 2 in the middle position is achieved, the bottom surface of the bottom contact plate 701 is provided with an inclined surface structure, the auxiliary plate frame 702 is arranged between the bottom contact plate 701 and the rotating component 5, the bottom contact plate 701 is provided with a hinge plate in a V-shaped structure, the auxiliary plate frame 702 is supported by the extension rod, the auxiliary plate 702 in a V-shaped structure is additionally arranged between the bottom contact plate 701 and the rotating component 5, and the auxiliary plate frame 702 can be supported by the auxiliary plate frame 702 in a V-shaped structure when the bottom sliding block 703 is supported by the sliding block, and the auxiliary plate frame 702 is supported by the main mattress 201 in the middle position, the auxiliary plate frame 2 is supported by the auxiliary plate frame.

Specific use and action of the embodiment: in the invention, the main mattress 201 is provided with a structure capable of bending left and right, after a bed sheet and the like are paved on the main mattress 201, larger folds are generated when the main mattress 201 is bent, thereby the auxiliary mattress 202 is additionally arranged at the bending position between the main mattresses 201, the auxiliary mattress 202 is in a cylindrical structure, the problem that the auxiliary mattress 202 has a buffer area when the auxiliary mattress 201 is bent is solved, the problem that the bed sheet is folded is avoided is solved, the connecting bottom rods 302 at the bottom positions of the outer frame 301 and the connecting plates 303 are firstly arranged to be connected with the whole body of the fixed connecting assembly 3, the main mattresses 201 at the front and rear positions in the longitudinal direction are arranged, the outer frame 301 and the connecting plates 303 are arranged to be formed by connecting the bottom rods 302, the main mattress 201 at the middle position is formed by connecting two groups of connecting plates 303 with the bottom rods 302, the connecting assemblies 3 on the three groups of main mattresses 201 form an independent structure, the adjacent connecting plates 303 are arranged in a hinged manner, so that the main mattress 201 at the front and rear positions can swing in a hinged manner through the connecting plates 303, the front and rear position swinging effect of the bed body assembly 2 is realized, in order to enable the auxiliary mattress 202 to be more stable when being buckled after swinging, the connecting plates 401 are provided with the inner grooves 402, half of the inner grooves 402 are hollow, the outer ends of the connecting plates 401 are provided with the positioning blocks 403 corresponding to the hollow shapes of the inner grooves 402, the positioning blocks 403 on the connecting plates 401 can be correspondingly buckled with the inner grooves 402, the effect that the positioning blocks 403 and the inner grooves 402 form mutually matched guide is realized, the auxiliary mattress 202 is more stable when in swinging motion, the tops of the supporting cylinder bodies 603 are connected with the connecting assemblies 3, the two groups of the supporting cylinder bodies 603 can support the connecting assemblies 3 more stably, the bottoms of the two groups of the supporting cylinder bodies 603 are connected with the longitudinal rods of the sliding blocks 602, the sliding block 602 can drive two groups of support cylinder bodies 603 to move simultaneously, the support cylinder bodies 603 can support the connecting assembly 3 through sliding of the sliding block 602, and can support the connecting assembly 3 through expansion and contraction of the support cylinder bodies 603, so that the support assembly 6 can still realize support of the connecting assembly 3 while reducing occupied space, the bottom contact plate 701 arranged to be an inclined surface has the function of supporting and jacking through the extension rod, the auxiliary plate frame 702 is additionally arranged between the bottom contact plate 701 and the rotating assembly 5, and the auxiliary plate frame 702 in a V-shaped structure is matched with the bottom contact plate 701 when supported by the bottom sliding block 703, so that the support function of one section of the auxiliary plate frame 702 to the bed body assembly 2 can be increased.

Claims (9)

1. A nursing bed with a bendable bed body, which is characterized by comprising: bedstead (1), bedstead (1) up end department is provided with bed body subassembly (2), the bottom position department of bed body subassembly (2) is provided with coupling assembling (3), coupling assembling (3) position department of bed body subassembly (2) is added and is equipped with one-way subassembly (4), rotate on bedstead (1) and install rotation subassembly (5), support subassembly (6) are installed on rotation subassembly (5) right side position, support subassembly (6) top is connected with right side coupling assembling (3), jacking subassembly (7) are installed in rotation subassembly (5) left side, jacking subassembly (7) upper end is in the intermediate position department of bed body subassembly (2).

2. A bed as claimed in claim 1, wherein: the main mattress (201) of the bed body assembly (2) is in a rectangular block result, the main mattress (201) is arranged into four groups of longitudinal structures, the leftmost main mattress (201) is directly fixed on the bed frame (1), auxiliary pads (202) are additionally arranged between the remaining three groups of longitudinal auxiliary pads (202), the auxiliary pads (202) are in cylindrical structures, and the auxiliary pads (202) and the main mattress (201) are simultaneously arranged into front-back three rows of structures.

3. A bed as claimed in claim 1, wherein: the outer frame (301) of the connecting assembly (3) is fixed at the front and rear positions of the main mattress (201), the outer frame (301) is provided with connecting buckles (304), the connecting buckles (304) are of annular structures, and the outer frame (301) is hinged to the outer end position of the auxiliary mattress (202) through the connecting buckles (304).

4. A bed as claimed in claim 3, wherein the bed is a flexible care bed: the bottom position of the outer mounting frame (301) is provided with a connecting bottom rod (302), the other end of the connecting bottom rod (302) is connected to a connecting plate (303), the connecting plate (303) is arranged at a position between the longitudinal main mattresses (201), and the adjacent connecting plates (303) are arranged in a hinged mode.

5. A bed as claimed in claim 1, wherein: the connecting block (401) of the unidirectional component (4) is fixed on the auxiliary pad (202), the upper ends of the connecting blocks (401) of the adjacent auxiliary pads (202) are mutually hinged, an inner groove (402) is formed in the connecting block (401), the inner groove (402) is arranged to be of a hollow structure, the hollow structure of the inner groove (402) occupies half, the inner groove (402) of the connecting block (401) is partially embedded in the auxiliary pad (202), a positioning block (403) is arranged at the outer position of the connecting block (401), the positioning block (403) is of a solid structure, and the positioning block (403) is matched with the hollow structure of the inner groove (402).

6. A bed as claimed in claim 1, wherein: the bearing frame (501) of the rotating assembly (5) is of a circular disc-shaped structure, the bearing frame (501) is provided with a supporting assembly (6) and a jacking assembly (7), a rotating cylinder (502) is arranged at the middle position of the bearing frame (501), and the bearing frame (501) is rotatably arranged at the bedstead (1) through the rotating cylinder (502).

7. A bed as claimed in claim 1, wherein: the transmission shaft (601) of supporting component (6) rotates and installs in right side position, and the spiro union has sliding block (602) on transmission shaft (601), and sliding block (602) slidable mounting is on rotating component (5) simultaneously, is provided with the longitudinal rod on sliding block (602), and the longitudinal rod of sliding block (602) is connected with two sets of support cylinder bodies (603), and the bottom of support cylinder body (603) slides in rotating component (5) department, and support cylinder body (603) top is connected in coupling assembling (3) bottom.

8. A bed as claimed in claim 1, wherein: the transmission rod (704) of the jacking component (7) is rotatably arranged on the left side of the rotating component (5), the transmission rod (704) is connected with the bottom sliding block (703) in a screwed mode, the bottom sliding block (703) is provided with the extension rod, the bottom sliding block (703) is slidably arranged on the rotating component (5), and the extension rods at two ends of the bottom sliding block (703) are in contact with the auxiliary plate frame (702).

9. A bed as claimed in claim 1, wherein: the bottom contact plate (701) of the jacking component (7) is fixed at the bottom of the main mattress (201) at the middle position, the bottom surface of the bottom contact plate (701) is of an inclined surface structure, an auxiliary plate frame (702) is arranged between the bottom contact plate (701) and the rotating component (5), and the auxiliary plate frame (702) is formed by hinge plates in a V shape.