CN212972472U

CN212972472U - Single-motor crib

Info

Publication number: CN212972472U
Application number: CN202020706163.2U
Authority: CN
Inventors: 单华锋; 周陈华; 季川祥; 李燕灵; 黄蒙; 任宇翔; 钮庭峰
Original assignee: Keeson Technology Corp Ltd
Current assignee: Keeson Technology Corp Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-04-16
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a single motor crib, single motor crib includes: the device comprises a bed plate, a turnover mechanism, a vertical lifting mechanism, a first frame, a second frame and a guardrail; the bed board is arranged on the first frame, and the foot part of the bed board is pivotally connected with the first frame; the first frame can be vertically lifted relative to the second frame through the vertical lifting mechanism; the guardrail is connected with the edge of the second frame and encloses the bed board, the turnover mechanism, the vertical lifting mechanism, the first frame and the second frame; the turnover mechanism is connected with the vertical lifting mechanism and drives the bed board to turn over relative to the first frame along with the movement of the vertical lifting mechanism. The utility model discloses a single motor crib, through this technical scheme, only can both realize the function of bed board upset and bed board horizontal lift with a drive arrangement, reduce cost.

Description

Single-motor crib

Technical Field

The utility model relates to a crib technical field especially relates to a single motor crib.

Background

With the improvement of living standard, the crib is gradually popularized, the function is single, but the crib with multiple functions is provided with a plurality of driving devices, and the cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a single-motor crib to solve the technical problem how to reduce multi-functional crib drive arrangement.

Therefore, the utility model provides a pair of single motor crib, this single motor crib includes: the device comprises a bed plate, a turnover mechanism, a vertical lifting mechanism, a first frame, a second frame and a guardrail; the bed board is arranged on the first frame, and the foot part of the bed board is pivotally connected with the first frame; the first frame can be vertically lifted relative to the second frame through the vertical lifting mechanism; the guardrail is connected with the edge of the second frame and encloses the bed board, the turnover mechanism, the vertical lifting mechanism, the first frame and the second frame; the turnover mechanism is connected with the vertical lifting mechanism and drives the bed board to turn over relative to the first frame along with the movement of the vertical lifting mechanism.

Further, the vertical lift mechanism includes: the device comprises a first supporting rod, a second supporting rod, a third supporting rod, a fourth supporting rod, a driving cross rod and a straight rod motor; the first support rod is pivoted with the second support rod and is in an X shape, the third support rod is pivoted with the fourth support rod and is in an X shape, the first support rod is parallel to the fourth support rod, and the second support rod is parallel to the third support rod; one end of each of the first support rod and the fourth support rod is pivotally connected with one end of the first frame, the other end of each of the first support rod and the fourth support rod is slidably connected with the other end of the second frame, one end of each of the second support rod and the third support rod is pivotally connected with one end of the second frame, and the other end of each of the second support rod and the third support rod is slidably connected with the other end of the first frame; two ends of the driving cross rod are respectively and vertically connected with the first supporting rod and the fourth supporting rod, and the horizontal height of the driving cross rod is smaller than the horizontal height of the pivot joint of the first supporting rod and the second supporting rod; and two ends of the straight rod motor are respectively pivoted with the driving cross rod and the other end of the second frame.

Further, the other ends of the first support rod, the second support rod, the third support rod and the fourth support rod are provided with first rollers, the other ends of the first frame and the second frame are provided with guide rails, and the first rollers are rotatably arranged in the guide rails.

Further, the turnover mechanism includes: the first linkage rod, the second linkage rod and the sliding chute; the first support rod and the fourth support rod are respectively provided with a sliding chute; the first linkage rod is parallel to the second linkage rod, and the middle parts of the first linkage rod and the second linkage rod are respectively connected with the first frame pivot; one end of each of the first linkage rod and the second linkage rod is provided with a second roller which can roll along the bottom surface of the bed board; the other ends of the first linkage rod and the second linkage rod are slidably connected with the sliding groove.

Furthermore, the first linkage rod and the second linkage rod bend towards the head direction of the bed board.

Further, a first ejector rod is arranged at the top of the first frame.

Further, a second ejector rod is arranged at the top of the second frame.

Further, the guardrail includes: the fixed fence and the side fence are detachably connected.

Further, a third roller is arranged on the bottom surface of the second frame.

Furthermore, the fixed fence is provided with an emergency stop switch, and the emergency stop switch is electrically connected with the vertical lifting mechanism through a pre-buried line in the fixed fence.

Furthermore, the fixed rail is detachably connected with the side rail through a bolt, and the bolt is arranged on the edge of the side part of the side rail; wherein, the bolt includes: the bolt seat is provided with a slideway penetrating through the bolt seat, and the bolt core is slidably arranged in the slideway.

Through this technical scheme, only with a drive arrangement both can realize the function of bed board upset and bed board horizontal lift, reduce cost.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a perspective view of a single motor crib in accordance with an embodiment of the present invention;

FIG. 2 is a perspective view of the internal structure of a single-motor crib according to an embodiment of the present invention

Fig. 3 is an exploded view of the latch according to the embodiment of the present invention.

Description of reference numerals:

1-bed plate, 2-turnover mechanism, 3-vertical lifting mechanism, 4-first frame, 5-second frame, 6-guardrail and 7-bolt;

21-a first linkage rod, 22-a second linkage rod, 23-a sliding groove, 31-a first supporting rod, 32-a second supporting rod, 33-a third supporting rod, 34-a fourth supporting rod, 35-a driving cross rod, 36-a straight rod motor, 51-a second ejector rod, 52-a third roller, 61-a fixed rail, 62-a side rail, 63-a male groove, 64-a female groove, 65-a buckle, 66-a knob, 67-an emergency stop switch, 71-a latch seat, 72-a latch core, 74-a containing groove and 73-a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is the perspective view of a single motor crib, fig. 2 of the embodiment of the present invention is the perspective view of the internal structure of a single motor crib, as shown in fig. 1 and fig. 2, the present invention provides a single motor crib, which includes: the bed plate comprises a bed plate 1, a turnover mechanism 2, a vertical lifting mechanism 3, a first frame 4, a second frame 5 and a guardrail 6; the bed board 1 is arranged on the first frame 4, and the foot part of the bed board 1 is pivotally connected with the first frame 4; the first frame 4 is vertically liftable with respect to the second frame 5 by the vertical lifting mechanism 3; the guardrail 6 is connected with the edge of the second frame 5, and the guardrail 6 encloses the bed board 1, the turnover mechanism 2, the vertical lifting mechanism 3, the first frame 4 and the second frame 5; the turnover mechanism 2 is connected with the vertical lifting mechanism 3, and the turnover mechanism 2 drives the bed board 1 to turn over relative to the first frame 4 along with the movement of the vertical lifting mechanism 3.

In daily life, after the baby finishes feeding milk, the baby is put on the bed after standing and holding for a period of time, and milk spitting is obviously reduced. The baby can be put on the inclined bed surface to lie obliquely, milk spitting can be reduced, the larger the overturning angle of the bed plate 1 is, the closer the baby is to the vertical holding, the better the milk overflowing preventing effect is, but the examining and managing conditions of babies at different ages need to be considered, and the baby is not suitable for simply pursuing a large angle.

The length and width of the first frame 4 cannot be greater than those of the second frame 5 in order to prevent the first frame from interfering with the guard rail 6 during the ascent and descent of the first frame. The guardrail 6 is connected with the edge of the second frame 5 and encloses other parts in the second frame, the height of the guardrail is set according to the body shape of the baby, but the height of the guardrail is higher than the horizontal height of the inclined bed plate 1, so that the baby is prevented from sliding down from the bed plate 1, and the safety of the baby is ensured. When the vertical lifting mechanism 3 lifts the first frame 4, the turnover mechanism 2 moves along with the first frame to lift the bed board 1, so that the bed board 1 is inclined, otherwise, the bed board 1 is laid flat. The overturning angle of the bed plate 1 is 0-30 degrees, if the angle is too large, the larger the gap between the bed plate 1 and the guardrail 6 is, and the condition that a baby is injured by clamping easily occurs; preferably 0-10 degrees, and can ensure the safety of the baby. Turnover mechanism 2 and vertical lift mechanism 3 share same drive arrangement, have reduced manufacturing cost, and 3 lift in-process of vertical lift mechanism drive turnover mechanism 2 motions make the slope of bed board 1, and the effect of preventing overflowing milk is reached in the perpendicular armful of anthropomorphic dummy, liberates father and mother's both hands, saves worry laborsaving.

Preferably, a plurality of hollow holes can be additionally arranged on the bed plate 1 for ventilation and can also reduce the whole weight.

Further, as shown in fig. 2, the vertical lift mechanism 3 includes: a first support bar 31, a second support bar 32, a third support bar 33, a fourth support bar 34, a driving cross bar 35 and a straight bar motor 36; the first support rod 31 is pivotally connected with the second support rod 32 and is in an X shape, the third support rod 33 is pivotally connected with the fourth support rod 34 and is in an X shape, the first support rod 31 is parallel to the fourth support rod 34, and the second support rod 32 is parallel to the third support rod 33; one end of the first support rod 31 and one end of the fourth support rod 34 are pivotally connected to one end of the first frame 4, the other end of the first support rod 31 and the other end of the fourth support rod 34 are slidably connected to the other end of the second frame 5, one end of the second support rod 32 and one end of the third support rod 33 are pivotally connected to one end of the second frame 5, and the other end of the second support rod 32 and the other end of the third support rod 33 are slidably connected to the other end of the first frame 4; two ends of the driving cross bar 35 are respectively and vertically connected with the first supporting bar 31 and the fourth supporting bar 34, and the horizontal height of the driving cross bar 35 is smaller than the horizontal height of the pivot joint of the first supporting bar 31 and the second supporting bar 32; two ends of the straight rod motor 36 are respectively connected with the driving cross rod 35 and the other end of the second frame 5 through pivot shafts.

The straight rod motor 36 pushes or pulls the driving cross rod 35 to drive the sliding ends of the first supporting rod 31 and the fourth supporting rod 34 to slide, the sliding ends of the second supporting rod 32 and the third supporting rod 33 slide along with the sliding, and the horizontal height of the first frame 4 changes along with the change of the included angles between the first supporting rod 31 and the second supporting rod 32 and between the third supporting rod 33 and the fourth supporting rod 34. The two X-shaped parts are connected into a whole through the driving cross rod 35, all parts are mutually supported, the integral strength is enhanced, the inclination risk is reduced, the assembly is simple and convenient, and the stability in the lifting process is good.

Further, as shown in fig. 2, the other ends of the first support rod 31, the second support rod 32, the third support rod 33 and the fourth support rod 34 are all provided with a first roller 35, the other ends of the first frame 4 and the second frame 5 are all provided with a guide rail, and the first roller 35 is rotatably arranged in the guide rail.

The roller and the guide rail are matched, simple and convenient to install and easy to maintain, the problem that the roller is easy to produce noise when being hinged in the moving process can be avoided, and the infant is prevented from being disturbed.

Further, as shown in fig. 2, the turnover mechanism 2 includes: a first linkage rod 21, a second linkage rod 22 and a chute 23; wherein, a sliding groove 23 is respectively arranged on the first supporting rod 31 and the fourth supporting rod 34; the first linkage rod 21 is parallel to the second linkage rod 22, and the middle parts of the first linkage rod 21 and the second linkage rod 22 are respectively connected with the first frame 4 through pivots; one end of each of the first linkage rod 21 and the second linkage rod 22 is provided with a second roller 24, and the second rollers 24 can roll along the bottom surface of the bed board 1; the other ends of the first linkage rod 21 and the second linkage rod 22 are slidably connected with the sliding groove 23.

When the vertical lifting mechanism 3 is lifted upwards, the first linkage rod 21 and the second linkage rod 22 move in the corresponding sliding grooves 23, the second roller 24 is not in contact with the bed board 1 in the stage until the vertical lifting mechanism 3 is lifted to a certain height, the first linkage rod 21 and the second linkage rod 22 slide to the limit positions of the corresponding sliding grooves 23, the second roller 24 is in contact with the bed board 1 in the stage, along with the continuous lifting of the vertical lifting mechanism 3, the sliding grooves 23 push the first linkage rod 21 and the second linkage rod 22 to turn upwards by taking the pivot connection points of the first linkage rod 21 and the second linkage rod 22 and the first frame 4 as rotating shafts to push the bed board 1 to turn upwards, and the second roller 24 rolls on the bed board, so that the bed board 1 is inclined to prevent milk spilling. The mechanism meets the requirement of a single motor-driven mechanism, can also independently realize the change of the horizontal height of the bed board 1, is convenient for the splicing of the crib and the big bed, saves the cost and also enriches the functions.

Further, as shown in fig. 2, the first linkage rod 21 and the second linkage rod 22 are both bent toward the head of the bed board 1.

The bending angle can be designed according to actual needs. The first linkage rod 21 and the second linkage rod 22 are bent, so that the stroke of the motor can be shortened, and the power consumption can be reduced. Further, as shown in fig. 2, a first top bar 41 is provided on the top of the first frame 4.

The first push rods 41 are arranged at the top of the first frame 4, so that the bed plate 1 can be supported after being put down, and the number of the first push rods 41 can be selected according to requirements. The first ejector rod 41 is helpful for reducing the pressure on the turnover mechanism 2 after the bed plate 1 is flatly placed, prolonging the service life of the turnover mechanism 2 and avoiding the bed plate 1 from shaking.

Further, as shown in fig. 2, a second top bar 51 is provided on the top of the second frame 5.

The second push rods 51 are arranged at the top of the second frame 5, the second push rods 51 determine the lowest height of the first frame 4, and the number of the second push rods 51 can be selected according to requirements. The first frame 4 is supported by the second mandril 51 after being lowered to the height, the stress of the vertical lifting mechanism 3 is replaced, the service life of the vertical lifting mechanism 3 is prolonged, and the first frame 4 is prevented from shaking.

Further, fig. 3 is an exploded view of a plug in an embodiment of the present invention, as shown in fig. 2 and 3, the guardrail 6 includes: a fixed rail 61 and a side rail 62, wherein the fixed rail 61 is detachably connected with the side rail 62.

For example, the edge of the side rail 62 is provided with a groove for installing the bolt 7, the bolt 7 preferably does not exceed the surface of the side rail 62 to prevent scratching a user and improve the appearance, the fixed rail 61 is provided with a bolt hole matched with the bolt, the bottom of the side rail 62 is provided with a male groove 63, and the fixed rail 61 is provided with a female groove 64 matched with the male groove 63 to facilitate disassembly and assembly; only two or more bolts 7 can be arranged to be matched with a corresponding number of bolt holes to fix the side rail 62; the connecting structure can also be connected by adopting a buckle 65, a dent is respectively arranged at the top corner of the side rail 62, the buckle 65 is respectively arranged at the dent, a knob 66 matched with the buckle 65 is respectively arranged at the corresponding position of the fixed rail 61, a male groove 63 is arranged at the bottom of the side rail 62, a female groove 64 matched with the male groove 63 is arranged on the fixed rail 61, after the male groove 63 is clamped into the female groove 64, the buckle 65 is clamped into the knob 66 to complete the connection. The side rail 62 can be conveniently taken off at any time while the strength is ensured, and the baby can be conveniently cared.

Preferably, the plug 7 comprises: the bolt comprises a bolt seat 71 and a bolt core 72, wherein the bolt seat 71 is provided with a slideway penetrating through the bolt seat, and the bolt core 72 is slidably arranged in the slideway.

A spring 73 can be additionally arranged, mutually matched accommodating grooves 74 are formed in the mutually facing side walls of the latch seat 71 and the latch core 72, the spring 73 is arranged in the mutually matched accommodating grooves 74, and the length of the accommodating groove 74 is greater than that of the spring 73. The bolt core 72 is pushed to partially enter the bolt hole, so that the side rail 62 is detachably connected with the fixed rail 61, and the operation is simple and rapid; the spring 73 can be added for buffering, the buffering effect is achieved when the bolt core 72 extrudes the spring 73, and the bolt is prevented from reaching the limit position and being collided to disturb the baby.

Preferably, the knob 66 can be fixed on the fixing rail 61 by using embedded nuts and bolts, which is simple, fast, convenient and fast to install.

Further, as shown in fig. 2, a third roller 52 is disposed on the bottom surface of the second frame 5.

With the help of the third rollers 52, the baby crib can be moved without effort, and the baby crib can be conveniently changed in position.

Further, as shown in fig. 2, the fixed fence 61 is provided with an emergency stop switch 67, and the emergency stop switch 67 is electrically connected with the vertical lifting mechanism 3 through a pre-buried wire in the fixed fence 61.

When danger occurs, the operation of the crib can be stopped immediately through the emergency stop switch 67, and the injury to the baby is prevented. The pre-buried line is arranged on the fixing rail 61 and cannot be observed, so that the appearance is attractive, the contact between a baby and the line can be avoided, and the safety is higher.

Preferably, the second frame 5 is provided with a foot switch for a user to operate with his foot.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof.

Claims

1. A single motor crib, comprising: the device comprises a bed plate, a turnover mechanism, a vertical lifting mechanism, a first frame, a second frame and a guardrail;

the bed board is arranged on the first frame, and the foot part of the bed board is pivotally connected with the first frame;

the first frame can be vertically lifted relative to the second frame through the vertical lifting mechanism;

the guardrail is connected with the edge of the second frame and encloses the bed board, the turnover mechanism, the vertical lifting mechanism, the first frame and the second frame;

the turnover mechanism is connected with the vertical lifting mechanism and drives the bed board to turn over relative to the first frame along with the movement of the vertical lifting mechanism.

2. The single motor crib of claim 1, wherein the vertical lift mechanism comprises: the device comprises a first supporting rod, a second supporting rod, a third supporting rod, a fourth supporting rod, a driving cross rod and a straight rod motor;

the first support rod is pivoted with the second support rod and is in an X shape, the third support rod is pivoted with the fourth support rod and is in an X shape, the first support rod is parallel to the fourth support rod, and the second support rod is parallel to the third support rod;

one end of each of the first support rod and the fourth support rod is pivotally connected with one end of the first frame, the other end of each of the first support rod and the fourth support rod is slidably connected with the other end of the second frame, one end of each of the second support rod and the third support rod is pivotally connected with one end of the second frame, and the other end of each of the second support rod and the third support rod is slidably connected with the other end of the first frame;

two ends of the driving cross rod are respectively and vertically connected with the first supporting rod and the fourth supporting rod, and the horizontal height of the driving cross rod is smaller than the horizontal height of the pivot joint of the first supporting rod and the second supporting rod;

and two ends of the straight rod motor are respectively pivoted with the driving cross rod and the other end of the second frame.

3. The single-motor crib of claim 2, wherein the other ends of the first support bar, the second support bar, the third support bar and the fourth support bar are provided with first rollers, the other ends of the first frame and the second frame are provided with guide rails, and the first rollers are rotatably disposed in the guide rails.

4. The single motor crib of claim 3, wherein the turnover mechanism comprises: the first linkage rod, the second linkage rod and the sliding chute;

the first support rod and the fourth support rod are respectively provided with a sliding chute;

the first linkage rod is parallel to the second linkage rod, and the middle parts of the first linkage rod and the second linkage rod are respectively connected with the first frame pivot;

one end of each of the first linkage rod and the second linkage rod is provided with a second roller which can roll along the bottom surface of the bed board;

the other ends of the first linkage rod and the second linkage rod are slidably connected with the sliding groove.

5. The single motor crib of claim 4, wherein the first linkage rod and the second linkage rod are each bent toward the head of the deck.

6. The single motor crib of any of claims 1 to 5, wherein the top of the first frame is provided with a first top bar.

7. The single motor crib of claim 6, wherein a second top bar is provided on the top of the second frame.

8. The single motor crib of claim 7, wherein the guardrail comprises: the fixed fence and the side fence are detachably connected.

9. The single motor crib of claim 8, wherein a bottom surface of the second frame is provided with a third roller.

10. The single motor crib of claim 9, wherein the fixed rail is provided with an emergency stop switch that is electrically connected to the vertical lift mechanism by a pre-buried wire in the fixed rail.

11. The single motor crib of claim 8, wherein the securing rail is removably connected to the side rail by a latch, the latch being located at a side edge of the side rail;

wherein, the bolt includes: the bolt seat is provided with a slideway penetrating through the bolt seat, and the bolt core is slidably arranged in the slideway.