阅读说明：本技术 一种用于妇产科的母婴床 (Mother-infant bed for obstetrics and gynecology department ) 是由 尚丽 于 2021-08-31 设计创作，主要内容包括：本发明提供一种用于妇产科的母婴床,涉及用于妇产科的母婴床技术领域。该用于妇产科的母婴床包括床体,所述床体顶部设有婴儿床,所述婴儿床顶部设有调节箱,所述调节箱一侧设有转把,所述转把一侧固定连接有螺纹杆,所述螺纹杆一端贯穿调节箱并与调节箱转动连接,所述螺纹杆外侧设有移动箱,所述移动箱与螺纹杆之间通过滚珠螺母副连接,所述移动箱内部设有螺纹套筒。该用于妇产科的母婴床,移动箱底部设置的滑块在调节箱底部开设的滑槽内滑动对移动箱移动时限位防止移动箱随着螺纹杆转动,带动底部螺纹套筒和丝杆移动,从而便于固定组件进行调节,可以将固定好的床单进行扯平,防止了孩子在睡觉或玩耍时乱抓导致床单褶皱的情况。(The invention provides a mother-infant bed for obstetrics and gynecology department, and relates to the technical field of mother-infant beds for obstetrics and gynecology department. This a mother and infant bed for gynaecology and obstetrics includes the bed body, bed body top is equipped with the crib, the crib top is equipped with the regulating box, regulating box one side is equipped with changes the handle, change one side fixedly connected with threaded rod, threaded rod one end runs through the regulating box and rotates with the regulating box and be connected, the threaded rod outside is equipped with the movable box, through ball nut pair connection between movable box and the threaded rod, the movable box inside is equipped with the threaded sleeve. This a mother and infant bed for gynaecology and obstetrics, the slider that the removal bottom of the case portion set up slides and prevents to remove the case when the spout that the regulating box bottom was seted up when the limit from moving the case and along with the threaded rod rotates, drives bottom screw sleeve and lead screw and removes to the fixed subassembly of being convenient for is adjusted, can tear the bed sheet of fixing well flat, has prevented that child from grabbing in disorder when sleeping or playing and lead to the condition of bed sheet fold.)

1. A mother and infant bed for gynaecology and obstetrics includes bed body (a1) and locker, its characterized in that: a crib (a4) is arranged at the top of the bed body (a1), an adjusting box (a5) is arranged at the top of the crib (a4), a rotating handle (a6) is arranged on one side of the adjusting box (a5), a threaded rod (a7) is fixedly connected to one side of the rotating handle (a6), one end of the threaded rod (a7) penetrates through the adjusting box (a5) and is rotatably connected with the adjusting box (a5), a moving box (a8) is arranged on the outer side of the threaded rod (a7), the moving box (a8) is connected with the threaded rod (a7) through a ball nut pair, a threaded sleeve (a9) is arranged inside the moving box (a8), the threaded sleeve (a9) penetrates through the bottom end inside the moving box (a8) and is rotatably connected with the moving box (a8), a10 is sleeved inside the threaded sleeve (a9), a10 is connected with the threaded sleeve 10) through the screw rod (a screw pair, and a screw nut transmission assembly is arranged between the top end of the adjusting box (a10), the bottom of the screw rod (a10) is provided with a fixing component; second sliding grooves are formed in two sides of the bed body (a1), connecting seats (a3) are fixedly connected to two sides of the crib (a4), sliding seats (a2) are fixedly connected to the bottoms of the two connecting seats (a3), the two sliding seats (a2) are connected to the inner portions of the second sliding grooves in a sliding mode, and a handle is installed on one side of the crib (a 4);

the storage cabinet comprises a bottom plate (b1), a first sleeve frame (b4) is arranged on the top of the bottom plate (b1), a second sleeve frame (b5) is arranged inside the first sleeve frame (b4), two sides of the top of the bottom plate (b1) are fixedly connected with limit plates (b3), the limit plate (b3) is connected with the first sleeve frame (b4) in a sliding way, the second sleeve frame (b5) is connected with the first sleeve frame (b4) in a sliding way, the top of the second sleeve frame (b5) is provided with a connecting frame (b2), two sides of the bottom of the connecting frame (b2) are fixedly connected with fixing plates (b6), the two sides of the second sleeve frame (b5) are both provided with a sliding groove (b11), the fixing plate (b6) is connected with the second sleeve frame (b5) in a sliding way through the sliding groove (b11), the bottom plate (b1) both sides all fixedly connected with fixed frame (b7), be equipped with adjusting part between fixed frame (b7) and connecting frame (b 2).

2. A maternal and infant bed for gynaecology and obstetrics according to claim 1, characterized in that: the two moving boxes (a8) are arranged, the two moving boxes (a8) are symmetrically distributed relative to the vertical central line of the threaded rod (a7), the two groups of fixing assemblies are arranged, and the two groups of fixing assemblies are symmetrically distributed relative to the vertical central line of the adjusting box (a 5); opposite screw threads are arranged at two ends of the outer side of the threaded rod (a7), a sliding block (a18) is fixedly connected to the bottom of the movable box (a8), a first sliding groove is arranged at the bottom of the adjusting box (a5), and the sliding block (a18) is slidably connected to the inside of the first sliding groove.

3. A maternal and infant bed for gynaecology and obstetrics according to claim 1, characterized in that: the transmission assembly includes first rotation pole (a13), first rotation pole (a13) rotate to be connected inside removal case (a8), first rotation pole (a13) outside fixedly connected with first gear (a12), square groove has been seted up at removal case (a8) top, first gear (a12) pass square groove and meshing and are connected with rack (a11), rack (a11) fixed connection is in the inside top of regulating box (a 5).

4. A mother-infant bed for obstetrics and gynecology department according to claim 3, wherein: the transmission assembly further comprises a second rotating rod (a14), the second rotating rod (a14) is rotatably connected to the inside of the movable box (a8), the outer side of the second rotating rod (a14) is fixedly connected with a second gear (a15) and a first bevel gear (a16) respectively, the second gear (a15) is meshed with the first gear (a12), the first bevel gear (a16) is arranged on one side of the second gear (a15), the bottom of the first bevel gear (a16) is meshed with a second bevel gear (a17), and the second bevel gear (a17) is fixedly connected to one end of the threaded sleeve (a 9).

5. A maternal and infant bed for gynaecology and obstetrics according to claim 1, characterized in that: the fixing assembly comprises a first fixing plate (a19) and a second fixing plate (a22), one side of the first fixing plate (a19) is fixedly connected with a connecting seat (a20), the connecting seat (a20) is fixedly connected with a screw rod (a10), the top of the first fixing plate (a19) is provided with a connecting rod (a21), the connecting rod (a21) penetrates through the second fixing plate (a22) and is in sliding connection with a second fixing plate (a22), one end of the connecting rod (a21) is fixedly connected with a limiting seat (a27), two sides of the connecting rod (a21) are respectively provided with a sliding rod (a24), the two sliding rods (a24) penetrate through the limiting seat (a27) and are in sliding connection with the limiting seat (a27), two return springs (a25) are arranged between the limiting seat (a27) and the second fixing plate (a22), two ends of the two return springs (a25) are respectively and are fixedly connected with a27 and the second fixing plate (22), the two return springs (a25) are sleeved outside the sliding rods (a24), and a handle (a26) is fixedly connected between the tops of the two sliding rods (a 24).

6. A mother-infant bed for obstetrics and gynecology department according to claim 5, wherein: second fixed plate (a22) bottom fixedly connected with card strip (a23), the recess is seted up at (29) top, card strip (a23) and recess looks adaptation, two be equipped with gag lever post (a28) between first fixed plate (a19), gag lever post (a28) both ends all with first fixed plate (a19) sliding connection.

7. A maternal and infant bed for gynaecology and obstetrics according to claim 1, characterized in that: the adjusting assembly comprises a fixed frame (b7), a lead screw (b8) is arranged inside the fixed frame (b7), the lead screw (b8) penetrates through the fixed frame (b7) and is rotatably connected with the fixed frame (b7), and two moving blocks (b9) are sleeved on the outer side of the lead screw (b 8);

the adjusting assembly further comprises a rotating plate (b10), threads at two ends of the outer side of the moving block (b9) are opposite, the moving block (b9) is connected with a lead screw (b8) through a ball nut pair, the two moving blocks (b9) move relatively, the top of the moving block (b9) is rotatably connected with a rotating plate (b10), and the rotating plate (b10) is rotatably connected with a connecting frame (b 2); two equal fixedly connected with worm wheel (b13) of lead screw (b8) one end, two worm wheel (b13) top meshing is connected with worm (b14), bottom plate (b1) rear side fixedly connected with riser (b12), worm (b14) run through riser (b12) and with riser (b12) rotation connection.

8. A maternal and infant bed for gynaecology and obstetrics according to claim 1, characterized in that: a drawer (b15) is arranged inside the connecting frame (b2), the drawer (b15) is in sliding connection with the connecting frame (b2), a sliding plate (b16) is arranged inside the drawer (b15), and the sliding plate (b16) is in sliding connection with the drawer (b 15); one side of the sliding plate (b16) is rotatably connected with a threaded rod (b18), the outer side of the threaded rod (b18) is sleeved with a threaded sleeve (b17), and the threaded sleeve (b17) is rotatably connected with one side of the inner part of the drawer (b 15).

Technical Field

The invention relates to a bed for obstetrics and gynecology, in particular to a mother-infant bed for obstetrics and gynecology, belonging to the technical field of mother-infant beds for obstetrics and gynecology.

Background

The mother-infant bed is a special bed matched with infants for use during the infant-raising period, the mother-infant bed has various styles, the functions and the price are greatly different, and the principle of combining safety and practicability is emphasized during selection. The prior mother-infant bed can provide a single and comfortable sleeping space for an infant, the mother-infant bed usually selects a proper mattress to be placed in the mother-infant bed, then a bed sheet is laid to place the infant, and the infant easily grabs the bed sheet in a mess when sleeping or playing to cause the bed sheet to be wrinkled, so that the bed sheet is not easy to be torn flat, the bed sheet is easily wound on the body of the infant, and the infant is uncomfortable. Simultaneously, the inside space of current bedside cupboard often is fixed, lead to inside parking space can't change, the space of depositing can't carry out nimble use, can not regard as the locker to use well, in addition, to when daily use, it often makes fixed height to place the platform, because daily user is purchasing the height of back demand and differs, lead to not convenient enough when using, cause the puzzlement for the user, the inside space of drawer of inside can't adjust simultaneously.

Disclosure of Invention

Technical problem to be solved

The invention aims to solve the problems that in the prior art, a baby bed for obstetrics and gynecology department is easy to grab a bed sheet in a mess when a baby sleeps or plays, the bed sheet is wrinkled, the bed sheet is inconvenient to pull flat, the bed sheet is easy to be wound on the baby body, and the baby is uncomfortable, and the storage space in the existing storage cabinet cannot be changed, the height of a placing table is fixed, the use is not convenient and fast, and the space is difficult to adjust.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a mother and infant bed for gynaecology and obstetrics, includes the bed body, bed body top is equipped with the crib, the crib top is equipped with the regulating box, regulating box one side is equipped with changes the handle, change one side fixedly connected with threaded rod, threaded rod one end runs through the regulating box and rotates with the regulating box and be connected, the threaded rod outside is equipped with the removal case, through ball nut pair connection between removal case and the threaded rod, the removal incasement portion is equipped with the threaded sleeve, the threaded sleeve runs through the removal incasement portion bottom and rotates with the removal case to be connected, the inside cover of threaded sleeve is equipped with the lead screw, through ball nut pair connection between threaded sleeve and the lead screw, be equipped with drive assembly between threaded sleeve and the inside top of regulating box, the lead screw bottom is equipped with fixed subassembly.

Its locker includes the bottom plate, the bottom plate top is equipped with first cover frame, the inside second cover frame that is equipped with of first cover frame, the equal fixedly connected with limiting plate in bottom plate top both sides, limiting plate and first cover frame sliding connection, second cover frame top is equipped with the carriage, the equal fixedly connected with fixed plate in carriage bottom both sides, the spout has all been seted up to second cover frame both sides, the fixed plate passes through spout sliding connection with the second cover frame, the fixed frame of the equal fixedly connected with in bottom plate both sides, be equipped with adjusting part between fixed frame and the carriage.

Preferably, the number of the movable boxes is two, the two movable boxes are symmetrically distributed relative to a vertical central line of the threaded rod, the two groups of the fixed assemblies are symmetrically distributed relative to a vertical central line of the adjusting box, and the two groups of the fixed assemblies are convenient for clamping two ends of a bed sheet. In addition, opposite threads are formed in two ends of the outer side of the threaded rod, a sliding block is fixedly connected to the bottom of the movable box, a first sliding groove is formed in the bottom of the adjusting box, the sliding block is connected to the inside of the first sliding groove in a sliding mode, the opposite threads are formed in two ends of the outer side of the threaded rod, and the movable box can be adjusted in opposite or opposite directions conveniently. The transmission assembly comprises a first rotating rod, the first rotating rod is rotatably connected inside the moving box, a first gear is fixedly connected to the outer side of the first rotating rod, a square groove is formed in the top of the moving box, the first gear penetrates through the square groove and is meshed with a rack, the rack is fixedly connected to the top end inside the adjusting box, and the rack and the first gear are meshed and connected to provide a power source.

Preferably, the transmission assembly further comprises a second rotating rod, the second rotating rod is rotatably connected to the inside of the movable box, the second rotating rod is fixedly connected with a second gear and a first bevel gear on the outer side of the second rotating rod respectively, the second gear is connected with the first gear in a meshed mode, the first bevel gear is arranged on one side of the second gear, the bottom of the first bevel gear is connected with a second bevel gear in a meshed mode, the second bevel gear is fixedly connected to one end of the threaded sleeve, and the first rotating rod and the second rotating rod are respectively rotatably connected to the inner side of the movable box and support the movable box in a transmitted mode. Recommendability, fixed subassembly includes first fixed plate and second fixed plate, first fixed plate one side fixedly connected with links the seat, link seat and lead screw fixed connection, first fixed plate top is equipped with the connecting rod, the connecting rod run through the second fixed plate and with second fixed plate sliding connection, the spacing seat of connecting rod one end fixedly connected with, the connecting rod both sides all are equipped with the slide bar, two the slide bar run through spacing seat and with spacing seat sliding connection, be provided with two reset spring between spacing seat and the second fixed plate, two the reset spring both ends respectively with spacing seat and second fixed plate fixed connection, two the slide bar outside is located to the reset spring cover, two fixedly connected with handle between the slide bar top, two reset spring's setting has played the effect of compression and reseing.

Preferably, second fixed plate bottom fixedly connected with card strip, the recess has been seted up at the top, card strip and recess looks adaptation, two be equipped with the gag lever post between the first fixed plate, the gag lever post both ends all with first fixed plate sliding connection, the setting up of gag lever post has played spacing effect when vice being connected through ball nut between threaded sleeve and the lead screw, prevents that the lead screw from following threaded sleeve and rotating.

When the baby crib is specifically implemented, the second spout has all been seted up to bed body both sides, the equal fixedly connected with connecting seat in crib both sides, two the equal fixedly connected with sliding seat in connecting seat bottom, two sliding seat sliding connection is inside the second spout, the handle is installed to crib one side, is convenient for remove the crib. The adjusting assembly comprises a lead screw arranged inside a fixed frame, the lead screw penetrates through the fixed frame and is rotatably connected with the fixed frame, and two moving blocks are sleeved on the outer side of the lead screw.

Preferably, the adjusting assembly further comprises a rotating plate, threads at two ends of the outer side of the moving block are opposite, the moving block is connected with the lead screw through a ball nut pair, the two moving blocks move relatively, the top of the moving block is rotatably connected with the rotating plate, the rotating plate is rotatably connected with the connecting frame, when the two moving blocks move relatively, the connecting frame is lifted through the rotating plate, the height of the connecting frame is adjusted, and the adjusting assembly is convenient for a user to use.

Preferably, the worm wheel is fixedly connected to one end of each of the two screw rods, the tops of the two worm wheels are meshed with the worm, the vertical plate is fixedly connected to the rear side of the bottom plate, the worm penetrates through the vertical plate and is rotatably connected with the vertical plate, and the worm is meshed with the worm wheel to achieve the locking effect, so that the screw rods are kept stable after being rotated. The drawer is arranged inside the connecting frame and is in sliding connection with the connecting frame, the sliding plate is arranged inside the drawer and is in sliding connection with the drawer, and the drawer is used for storing articles, so that space is saved. The drawer is characterized in that a threaded rod is rotatably connected to one side of the sliding plate, a threaded sleeve is sleeved on the outer side of the threaded rod, the threaded sleeve is rotatably connected with one side inside the drawer, the sliding plate is pushed to slide inside the drawer through the threaded sleeve and the threaded rod, and the space inside the drawer is divided.

The invention provides a baby crib for obstetrics and gynecology department, which has the following beneficial effects:

1. this a crib for gynaecology and obstetrics, the slider that the removal bottom of the case portion set up slides and prevents to remove the case when the limit from moving along with the threaded rod rotates in the spout that the regulating box bottom was seted up, drives bottom screw sleeve and lead screw and removes to the fixed subassembly of being convenient for is adjusted, can tear the bed sheet of fixing well flat, has prevented that child from grabbing in disorder when sleeping or playing and leading to the condition of bed sheet fold.

2. This a crib for gynaecology and obstetrics, first fixed plate top is seted up flutedly, and second fixed plate bottom is provided with the card strip, and the sheet is placed between second fixed plate and first fixed plate, and the handle is loosened to the hand, through the reset condition of reset spring, and the card strip is fixed to the sheet with recess assorted condition, has prevented that the baby from grabbing in disorder and has leaded to the sheet to twine the condition on one's body, has improved the travelling comfort when baby sleeps or plays.

3. The storage cabinet is provided, the first sleeve frame is in sliding connection with the second sleeve frame, so that the second sleeve frame is taken out, the second sleeve frame is limited through the sliding connection of the fixing plate fixedly connected with the bottom of the connecting frame and the second sleeve frame, the second sleeve frame keeps high along with the lifting of the connecting frame, and the second sleeve frame and the first sleeve frame form a space for storing articles conveniently. Carry out jack-up through the rotor plate that rotates the connection with the connection frame when the movable block removes to reach the purpose that goes up and down to the connection frame, adjust to the height of difference, the connection frame slides through the fixed plate in the spout is inside simultaneously, drives the second cover frame together, thereby adjusts storage space.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of the infant bed;

FIG. 3 is a schematic view of a fixing assembly;

FIG. 4 is a schematic view of the structure of the regulating box;

FIG. 5 is a schematic view of the transmission assembly;

FIG. 6 is a schematic view of a storage cabinet according to the present invention;

FIG. 7 is a schematic view of a first sleeve;

FIG. 8 is a schematic view of an adjustment assembly;

FIG. 9 is a schematic view of a connection frame;

FIG. 10 is a schematic structural view of the cart of the present invention;

FIG. 11 is a partial cross-sectional view of the cart;

FIG. 12 is an enlarged view of the portion A of FIG. 11;

FIG. 13 is a partial cross-sectional view of the self-locking box;

FIG. 14 is a schematic structural view of a mounting frame;

fig. 15 is a schematic structural view of the speed reduction plate and the drive plate.

In the figure: a1, bed body; a2, sliding seat; a3, connecting seat; a4, crib; a5, a regulating box; a6, rotating handle; a7, threaded rod; a8, moving box; a9, a threaded sleeve; a10, a screw rod; a11, rack; a12, a first gear; a13, a first rotating rod; a14, a second rotating rod; a15, a second gear; a16, a first bevel gear; a17, a second bevel gear; a18, a slider; a19, a first fixing plate; a20, connecting seat; a21, connecting rod; a22, a second fixing plate; a23, card strip; a24, sliding rod; a25, a return spring; a26, a handle; a27, a limiting seat; a28, a limiting rod; b1, a bottom plate; b2, a connecting frame; b3 and a limiting plate; b4, a first frame; b5, a second frame; b6, fixing plate; b7, fixing frame; b8, a screw rod; b9, moving block; b10, a rotating plate; b11, a chute; b12, a vertical plate; b13, a worm gear; b14, worm; b15, a drawer; b16, a sliding plate; b17, a threaded sleeve; b18, a threaded rod; c1, a trolley; c2, mounting a vertical rod; c3, mounting frame; c4, main shaft; c5, a roller; c6, friction ring; c7, self-locking box; c8, side frame; c9, fixing rods; c10, snap gauge; c11, support spring; c12, a stay wire; c13, a change bar; c14, speed reduction plate; c15, positive pole magnet plate; c16, a drive plate; c17, an auxiliary positive magnet plate; c18, control loop; c19, negative pole magnet plate; c20, mounting a spring; c21, baffles; c22, through grooves.

Detailed Description

One embodiment of the present invention provides a mother and infant bed for obstetrics and gynecology department, please refer to fig. 1, fig. 2, fig. 4 and fig. 5, which includes a bed body a1, a crib a4 is disposed on the top of the bed body a1, second sliding grooves are disposed on both sides of the bed body a1, connecting seats a3 are fixedly connected on both sides of the crib a4, sliding seats a2 are fixedly connected at the bottoms of the two connecting seats a3, the two sliding seats a2 are slidably connected inside the second sliding grooves, a handle is mounted on one side of the crib a4, an adjusting box a5 is disposed on the top of the crib a4, a rotating handle a6 is disposed on one side of the adjusting box a5, a threaded rod a7 is fixedly connected on one side of the rotating handle a6, opposite threads are disposed on both ends of the outer side of the threaded rod a7, and one end of the threaded rod a7 penetrates through the adjusting box a5 and is rotatably connected with the adjusting box a 5. Meanwhile, two moving boxes a8 are arranged on the outer side of the threaded rod a7, two moving boxes a8 are arranged, the two moving boxes a8 are symmetrically distributed relative to the vertical center line of the threaded rod a7, the moving box a8 is connected with the threaded rod a7 through a ball nut pair, the bottom of the moving box a8 is fixedly connected with a sliding block a18, the bottom of the adjusting box a5 is provided with a first sliding groove, the sliding block a18 is connected inside the first sliding groove in a sliding mode, a threaded sleeve a9 is arranged inside the moving box a8, the threaded sleeve a9 penetrates through the bottom end of the inside of the moving box a8 and is rotatably connected with the moving box a8, the inside of the threaded sleeve a9 is sleeved with a10, the threaded sleeve a9 is connected with the lead screw a10 through the ball nut pair, a transmission assemblies are arranged between the threaded sleeve a9 and the top end of the inside of the adjusting box a5, two groups of fixing assemblies are arranged at the bottom of the lead screw a10, and two groups of fixing assemblies are symmetrically distributed relative to the vertical center line of the adjusting box a 5.

Specifically, a person can drive the threaded rod a7 to rotate by adjusting the rotating handle a6, the threads formed at two ends of the outer side of the threaded rod a7 are opposite, so that the movable box a8 arranged in the adjusting box a5 and the threaded rod a7 are connected through the ball nut pair to move in opposite or opposite directions, the sliding block a18 arranged at the bottom of the movable box a8 slides in the sliding groove formed at the bottom of the adjusting box a5 to move the movable box a8, the movable box a8 is prevented from rotating along with the threaded rod a7 when being limited, and the threaded sleeve a9 and the threaded rod a10 are driven to move, so that the fixed bed sheet is convenient to adjust, the fixed bed sheet can be pulled flat, and the condition that a bed sheet is wrinkled due to the fact that a child grabs randomly when sleeping or playing is prevented.

Referring to fig. 1, 2 and 3, the fixing assembly includes a first fixing plate a19 and a second fixing plate a22, a connecting seat a20 is fixedly connected to one side of the first fixing plate a19, the connecting seat a20 is fixedly connected to the lead screw a10, a connecting rod a21 is disposed at the top of the first fixing plate a19, the connecting rod a21 penetrates through the second fixing plate a22 and is slidably connected to the second fixing plate a22, a stopper seat a22 is fixedly connected to one end of the connecting rod a22, sliding rods a22 are disposed at both sides of the connecting rod a22, the two sliding rods a22 penetrate through the stopper seat a22 and are slidably connected to the stopper seat a22, two return springs a22 are disposed between the stopper seat a22 and the second fixing plate a22, both ends of the two return springs a22 are fixedly connected to the stopper seat a22 and the second fixing plate a22, the two return springs a22 are respectively sleeved outside the sliding rods a22, a handle 22 is fixedly connected between the tops of the two return springs a22, and a22 is fixedly connected to the bottom of the second fixing plate a22, the top of 29 is seted up flutedly, and card strip a23 and recess looks adaptation are equipped with gag lever post a28 between two first fixed plates a19, and gag lever post a28 both ends all with first fixed plate a19 sliding connection.

Specifically, a person can pull the handle a26 by hand, the top of the first fixing plate a19 is connected with the connecting rod a21, the connecting rod a21 penetrates through the second fixing plate a22 and is in sliding connection with the second fixing plate a22 to play a limiting role, the connecting rod a21 is in fixed connection with the limiting seat a27, the second fixing plate a22 can be adjusted to be away from the first fixing plate a19, so that the return spring a25 can be compressed, a groove is formed in the top of the first fixing plate a19, a clamping strip a23 is arranged at the bottom of the second fixing plate a22, the bed sheet is placed between the second fixing plate a22 and the first fixing plate a19, the handle a26 is loosened by hand, the reset condition is realized through the return spring a25, the bed sheet is fixed under the condition that the clamping strip a23 is matched with the groove, the condition that the bed sheet is wound on the body due to disorderly grabbing of a baby is prevented, and the comfort of the baby during sleeping or playing is improved.

Referring to fig. 1-5, the transmission assembly includes a first rotating rod a13, the first rotating rod a13 is rotatably connected to the inside of the movable box a8, a first gear a12 is fixedly connected to the outer side of the first rotating rod a13, a square groove is formed in the top of the movable box a8, a first gear a12 penetrates through the square groove and is engaged with a rack a11, the rack a11 is fixedly connected to the top end of the inside of the adjustment box a5, the transmission assembly further includes a second rotating rod a14, a second rotating rod a14 is rotatably connected to the inside of the movable box a8, a second gear a15 and a first bevel gear a16 are fixedly connected to the outer side of the second rotating rod a14, the second gear a15 is engaged with the first gear a12, the first bevel gear a16 is disposed on the side of the second gear a15, a17 is engaged with a second bevel gear a16, and a17 is fixedly connected to one end of the threaded sleeve a 9.

Specifically, a first gear a12 arranged in a movable box a8 is driven to penetrate through a square groove arranged at the top of the movable box a8 and be meshed with a rack a11 arranged at the top end in an adjusting box a5 through the connection between the movable box a8 and a threaded rod a7 by a ball nut pair, a power source is provided, the first gear a12 is fixedly connected to the outer side of the first rotating rod a13, a first rotating rod a13 is rotatably connected to the inner side of the movable box a8 so as to play a supporting effect, the first gear a12 is meshed with the second gear a15 in a connection manner to drive a first bevel gear a16 arranged on one side to rotate, the second gear a15 and the first bevel gear a16 are fixedly connected to the outer side of a second rotating rod 14, the second rotating rod a14 is rotatably connected to the inner side of the movable box a8 to play a supporting role, the first bevel gear a16 is meshed with the second gear a17 in a connection manner to drive a threaded sleeve a9 to rotate, and the threaded sleeve a9 rotates, because the slider a18 that sets up between two first fixed plates a19 plays spacing effect, makes lead screw a10 rotate when preventing that screw sleeve a9 from rotating, makes lead screw a10 can drive fixed subassembly and adjust from top to bottom through ball nut pair connection between lead screw a10 and the screw sleeve a9 of being convenient for, and the bed sheet of being convenient for adding holding fixed subassembly is spread.

Furthermore, the structure of the storage cabinet in the embodiment is as follows: please refer to fig. 6, 7 and 8, which includes a bottom plate b1, a first bezel b4 is disposed on the top of the bottom plate b1, a second bezel b5 is disposed inside the first bezel b4, two sides of the top of the bottom plate b1 are both fixedly connected with a limiting plate b3, the limiting plate b3 is slidably connected with the first bezel b4, a second bezel b5 is slidably connected with the first bezel b4, a connecting frame b2 is disposed on the top of the second bezel b5, two sides of the bottom of the connecting frame b2 are both fixedly connected with a fixing plate b6, two sides of the second bezel b5 are both provided with a sliding slot b11, the fixing plate b6 is slidably connected with the second bezel b5 through a sliding slot b11, two sides of the bottom plate b1 are both fixedly connected with fixing frames b7, and an adjusting assembly is disposed between the fixing frame b7 and the connecting frame b 2. The outer sides of the first sleeve b4 and the drawer b15 are fixedly connected with grips.

Specifically, when a user uses the multifunctional storage rack, the handle fixedly connected to the outer side of the first frame b4 is pulled, the first frame b4 is slidably connected to the first frame b4 through the limiting plate b3, the second frame b5 is taken out due to the sliding connection between the first frame b4 and the second frame b5, the fixing plate b6 fixedly connected to the bottom of the connecting frame b2 is slidably connected to the second frame b5 to limit the second frame b5, the second frame b5 keeps high due to the lifting of the connecting frame b2, and the second frame b5 and the first frame b4 form a space to store articles.

Referring to fig. 6, 7 and 8 again, the adjusting assembly includes a fixed frame b7 having a lead screw b8 therein, the lead screw b8 penetrates through a fixed frame b7 and is rotatably connected with a fixed frame b7, two moving blocks b9 are sleeved outside the lead screw b8, the adjusting assembly further includes a rotating plate b10, two ends of the moving block b9 are opposite in thread, the moving block b9 is connected with the lead screw b8 through a ball nut pair, the two moving blocks b9 move relatively, a rotating plate b9 is rotatably connected to the top of the moving block b9, the rotating plate b9 is rotatably connected with the connecting frame b9, when the two moving blocks b9 move relatively, the connecting frame b9 is lifted through the rotating plate b9 to adjust the height of the connecting frame b9 for the user to use, a worm gear b9 is fixedly connected to one end of the two lead screws b9, the top of the two worm gears b9 is engaged with the vertical plate b9, the vertical plate b9 is fixedly connected to the rear side of the bottom plate b9, the worm gear b9 and is rotatably connected with the vertical plate 9, the worm b14 is meshed with the worm wheel b13, so that the effect of locking is achieved, and the lead screw b8 is kept stable after rotation.

Specifically, when the worm b14 is rotated, the worm b14 drives the worm wheel b13 connected in a meshing manner to rotate, so that the two worm wheels b13 drive the screw rod b8 to rotate, the moving block b9 is sleeved on the outer side of the screw rod b8 to move relatively, when the moving block b9 moves, the connecting frame b2 is jacked up through the rotating plate b10 connected in a rotating manner, so that the purpose of lifting the connecting frame b2 is achieved, the adjusting device is adjusted according to different heights, meanwhile, the connecting frame b2 slides in the sliding groove b11 through the fixing plate b6, the second frame b5 is driven together, and the storage space is adjusted.

Referring to fig. 8 and 9 again, a drawer b15 is arranged inside the connecting frame b2, the drawer b15 is slidably connected with the connecting frame b2, a sliding plate b16 is arranged inside the drawer b15, the sliding plate b16 is slidably connected with the drawer b15, the drawer b15 is used for storing articles, and space is saved, a threaded rod b18 is rotatably connected to one side of the sliding plate b16, a threaded sleeve b17 is sleeved outside the threaded rod b18, and a threaded sleeve b17 is rotatably connected to one side inside the drawer b15, so that the sliding plate b16 is pushed to slide inside the drawer b15 through the threaded sleeve b17 and the threaded rod 18, and the space inside the drawer b15 is divided.

Specifically, the drawer b15 inside the connecting frame b2 is drawn out by a handle fixedly connected to the outer side of the drawer b15, and the drawer b15 and the sliding plate b16 are extended by rotating the threaded sleeve b17 and the sliding plate b16, so that the sliding plate b16 moves inside the drawer b15, and the space inside the drawer b15 is adjusted, thereby facilitating the use of the user.

The working principle is as follows: when a user uses the portable electronic device, the handle fixedly connected to the outer side of the first frame b4 is pulled, the first frame b4 is slidably connected to the first frame b4 through the limiting plate b3, meanwhile, the first frame b4 is slidably connected to the second frame b5, so that the second frame b5 is taken out, the fixed plate b6 fixedly connected to the bottom of the connecting frame b2 is slidably connected to the second frame b5 to limit the second frame b5, the second frame b5 keeps high as the connecting frame b2 goes up and down, the worm b14 drives the meshed and connected worm wheel b13 to rotate, the two worm wheels b13 drive the screw rod b8 to rotate, the moving block b9 sleeved to the outer side of the screw rod b8 moves relatively, and when the moving block b9 moves, the connecting frame b2 is jacked up through the rotating plate b10 which is rotatably connected, so that the connecting frame b2 goes up and down.

During the childbearing period, it is usually necessary to transport a lot of women and infants, so the general storage cabinet is not practical, and in this embodiment, the storage cabinet is made to function like a transportation storage cabinet, and in order to make the storage cabinet move better, which is convenient for transporting women and infants to obstetrics and gynecology department, and is convenient for the mother to move the storage cabinet when caring for the child, so as to stay at a proper position, the storage cabinet of this embodiment is especially fixedly installed on a cart c1, for example, directly fixed on the upper surface of the cart c1, so as to push the storage cabinet. Referring to fig. 10-15, the stroller includes a stroller c1 and a plurality of rollers c5, a main shaft c4 is fixedly connected inside the roller c5, a mounting frame c3 is rotatably connected to the top of the main shaft c4, a mounting vertical rod c2 is fixedly connected to the top of the mounting frame c3, a mounting vertical rod c2 is rotatably connected to the bottom of the stroller c1, a friction ring c6 is fixedly connected to one side of the roller c5, the friction ring c6 is disposed outside the main shaft c4, the mounting frame c3 is U-shaped in cross section, a self-locking box c7 is rotatably connected to one end of the outer side of the main shaft c4 through a bearing, and the roller c5 and the self-locking box c7 are both disposed inside the mounting frame c 3. Fixed rod c9 is fixedly connected between the top of self-locking box c7 and the top of the inner cavity of mounting frame c3, side frame c8 is fixedly connected to both sides of the interior of self-locking box c7, snap-gauge c10 is arranged inside side frame c8, pull-wire c12 is fixedly connected to one side of snap-gauge c10, speed reduction plate c14 is arranged inside self-locking box c7, speed reduction plate c14 is sleeved outside main shaft c4 and contacts with main shaft c4, drive plate c16 is fixedly sleeved outside main shaft c4, positive magnet plate c15 is fixedly connected to the bottom and the top of one side of speed reduction plate c14, and drive plate 16 is arranged on one side of speed reduction plate c 14. One side of a friction ring c6 extends into a self-locking box c7 and is arranged at one side of a speed reduction plate c14 far away from a drive plate c16, the top and the bottom of one side, close to the speed reduction plate c14, of the drive plate c16 are fixedly connected with an auxiliary positive magnet plate c17, a control ring c18 is sleeved outside the drive plate c16, two pull wires c12 are fixedly connected with the control ring c18, the bottom and the top of an inner cavity of the control ring c18 are fixedly connected with a negative magnet plate c19, a baffle c21 is fixedly connected with the bottom of the inner cavity of the self-locking box c7 at one side of the control ring c18, a plurality of mounting springs c20 are respectively arranged at two sides of the baffle c21, a plurality of mounting springs c20 are fixedly connected between the speed reduction plate c14 and the side wall of the inner cavity of the self-locking box c18 and the side wall of the inner cavity of the self-locking box c7, and a plurality of the mounting springs c20 are respectively arranged at the bottom and the top and top of the inner cavity of the self-locking box c 7.

Specifically, when the cart c1 with a plurality of rollers c5 mounted at the bottom starts to descend, the cart c1 on which a heavy object is placed will quickly speed up, and after the rotation speed of the roller c5 reaches a certain degree, and the outer side of the spindle c4 fixedly connected inside the roller c5 is sleeved with the speed reduction plate c14, and the driving plate c16 fixedly connected with the spindle c4 is arranged at one side of the speed reduction plate c14, so that the driving plate c16 is driven to rotate by the spindle c4 when the roller c5 rotates, and the auxiliary positive magnet plate c17 fixedly connected with one side of the driving plate c16 and the positive magnet plate c15 fixedly connected with the speed reduction plate c14 repel each other. When the rotating speed of the roller c5 reaches a certain speed, the frequency of the repulsive force generated by the alignment of the auxiliary positive magnet plate c17 and the positive magnet plate c15 rotating at a high speed is very high, the repulsive force generated between the positive magnet plate c15 and the auxiliary positive magnet plate c17 pushes the speed reduction plate c14 to move towards the roller c5, so that the friction force is generated by the contact between the speed reduction plate c14 and the friction ring c6 fixedly connected with the roller c5, the rotating speed of the roller c5 is reduced by the friction force generated between the speed reduction plate c14 and the friction ring c6, the speed of the roller c5 is reduced, the speed of the roller c5 and the moving speed of the trolley c1 are controlled to be below a horizontal line, and the safety of the trolley c1 in use is ensured.

In addition, the speed reduction plate c14 is installed inside the self-locking box c7 through the installation spring c20, when the repulsive force applied to the speed reduction plate c14 installed by the installation spring c20 is larger than the ground force required for deformation of the installation spring c20, the speed reduction plate c14 can move, the self-locking can be carried out after the rotating speed of the roller c5 reaches the set speed, and the self-locking box c7 is fixedly connected with the installation frame c3 through the fixing rod c9, so that the speed reduction plate c14 cannot rotate synchronously with the roller c5, the efficiency of friction between the speed reduction plate c14 and the friction ring c6 is improved, the efficiency of speed control of the roller c5 is ensured, and when the rotating speed of the roller c5 is reduced, the speed reduction plate c14 is pulled back to the original position when the installation spring c20 which is stretched and folded, and the roller c5 can normally work.

Referring to fig. 11, 12, 13 and 15 again, the cross-sectional shape of the snap-gauge c10 is a T shape, a plurality of support springs c11 are fixedly connected between the snap-gauge c10 and the self-locking box c7, one end of a pull wire c12 is fixedly connected to one side of the snap-gauge c10 away from the main shaft c4, a direction-changing rod c13 is arranged on one side of the side frame c8 away from the main shaft c4, the direction-changing rod c13 is fixedly connected with the self-locking box c7, one end of the pull wire c12 penetrates through the direction-changing rod c13 and is fixedly connected with the control ring c18, the cross-sectional shape of the direction-changing rod c13 is a U shape, a through groove c22 is formed on one side of the side frame c8 close to the main shaft c4, one end of the snap-gauge c10 is arranged inside the through groove c22, a through groove c22 is arranged on one end of the outer side of the speed reduction plate c14 close to the drive plate c16, and two through grooves c22 are respectively arranged on two sides of the reduction plate c 14.

Specifically, the control ring c18 sleeved outside the drive plate c16 is fixed to the latching box c7 through the mounting spring c20, so that the control ring c18 does not rotate synchronously with the spindle c4, and when the negative magnet plate c19 fixed inside the control ring c18 is aligned with the auxiliary positive magnet plate c17, a suction force is generated, when the rotation speed of the drive plate c16 reaches a certain degree, the frequency of aligning the negative magnet plate c19 with the auxiliary positive magnet plate c17 is extremely high, the suction force generated between the auxiliary positive magnet plate c17 and the negative magnet plate c19 is greater than the ground force required for deforming the mounting spring c20, when the drive plate c16 rotates, the control ring c18 is driven to rotate by the auxiliary positive magnet plate c17, the rotating control ring c18 releases the pull wire c7 wound outside the pull wire c 3628, the clamping plate c10 fixedly connected with the driving plate c12 loses the pulling force, and the clamping plate c10 losing the pulling force is mounted between the driving plate c10 and the latching box 10 to push the supporting spring 12 2, one end of the clamping plate c10 is moved to one side of the moved speed reducing plate c14, the moved clamping plate c10 supports and limits the speed reducing plate c14, the efficiency of friction between the speed reducing plate c14 and the friction ring c6 is guaranteed, and the efficiency of limiting the rotating speed of the roller c5 by the speed reducing plate c14 is improved.

When the rotating speed of the roller c5 and the main shaft c4 is reduced, the control ring c18 is pulled to return to the original position by the restorable mounting spring c20, so that the pull wire c12 pulls the snap plate c10 to enter the side frame c8, and the deceleration plate c14 side loses the limit and returns to the original position.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.