CN215193094U

CN215193094U - Transmission device with labor-saving structure for sickbed

Info

Publication number: CN215193094U
Application number: CN202120966888.XU
Authority: CN
Inventors: 周建军
Original assignee: Quzhou Fujie Medical Equipment Co ltd
Current assignee: Quzhou Fujie Medical Equipment Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-17
Anticipated expiration: 2031-05-08

Abstract

The utility model relates to a transmission technical field specifically is a sick bed is with transmission that has laborsaving structure, including the sick bed main part, the equal fixedly connected with support column in sick bed main part bottom both sides, the support column bottom all is provided with the pulley, sick bed main part top is provided with the bed board, bed board top one side is provided with the back, the back one side is kept away from on the bed board top is provided with the mattress, the back is close to mattress one side and is provided with first pivot, the equal fixedly connected with baffle in sick bed main part top both sides, back one side top is kept away from to the sick bed main part is provided with the railing, the inside servo motor that is provided with of bed board. The utility model discloses a servo motor's rotation drives the runner and rotates, drives the slider effect and removes under second latch and the meshing of first latch to under second pivot and the cooperation of third pivot, make the dwang rotate, thereby realize the rotation of back.

Description

Transmission device with labor-saving structure for sickbed

Technical Field

The utility model relates to the technical field of transmission devices, in particular to a transmission device with a labor-saving structure for a sickbed.

Background

The transmission device is an intermediate device for transmitting the power of the power device to a working mechanism and the like, and the transmission device is greatly popularized along with the continuous increase of the automation degree, for example, in the medical equipment industry, the transmission device is more automated along with the use of the transmission device, so that the existing transmission device for the sickbed is continuously innovated and developed, but still has some problems.

The first problem is that: when the sickbed is actually used, the sickbed needs to have a backrest lifting function so as to facilitate the feeding, the rest and the diagnosis and treatment of a doctor, and the existing transmission device for the sickbed basically lifts the backrest by manually shaking the transmission shaft, so that the lifting can be realized, the operation is very labor-consuming, and the practicability and the convenience of the device are reduced;

the second problem is that: when patient got on or off the bed, all need adjust the railing of sick bed, and current sick bed railing all is the regulation that the railing was realized to the pivoted mode basically, there is great space around this kind of operation needs the sick bed, otherwise the railing can not put down completely, in some special periods, for example the pneumonia period, the position of hospital sharply increases, interval between the position is also along with reducing, traditional mode will lead to the railing can not put down completely, the practicality and the convenience of device have been reduced, consequently need to a sick bed to solve above-mentioned problem with the transmission that has laborsaving structure.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, an object of the present invention is to provide a transmission device with labor-saving structure for hospital beds, which solves the problems of the prior hospital beds proposed in the background art that the rotation is required manually when the position of the backrest is adjusted, and the rotation of the rail is used for adjustment.

In order to achieve the above object, the utility model provides a following technical scheme: a power-saving transmission device for a sickbed comprises a sickbed main body, wherein two sides of the bottom end of the sickbed main body are fixedly connected with support columns, pulleys are arranged at the bottom ends of the support columns, a bed board is arranged at the top end of the sickbed main body, a backrest is arranged on one side of the top end of the bed board, a mattress is arranged on one side of the top end of the bed board, a first rotating shaft is arranged on one side, close to the mattress, of the backrest, baffle plates are fixedly connected with two sides of the top end of the sickbed main body, a handrail is arranged at the top end of one side, far away from the backrest, a servo motor is arranged in the bed board, a transmission mechanism is arranged on one side, far away from the handrail, in the bed board, the transmission mechanism comprises a first connecting block, a second rotating shaft is arranged at the bottom end of the first connecting block, a rotating rod is arranged at the bottom end of the second rotating shaft, and the rotating rod is movably connected with the first connecting block through the second rotating shaft, the dwang bottom is provided with the third pivot, third pivot inboard is provided with the second connecting block, and passes through third pivot swing joint between second connecting block and the dwang.

Preferably, second connecting block bottom fixedly connected with slider, the inside spout that is provided with of slider, the inside cover of spout is equipped with the slide bar, the first latch of slider bottom fixedly connected with, the servo motor outside is provided with the runner, the surface of runner is provided with the second latch, and the second latch is connected with the meshing between the first latch, it is provided with elevating system to keep away from back one side inside the sick bed main part.

Preferably, elevating system includes the transmission shaft, the inside back one side of keeping away from of sick bed main part is provided with the transmission shaft, the transmission shaft surface is provided with first conical gear, the outside of transmission shaft intermediate position department is provided with the bearing, the transmission shaft is kept away from bearing one side and is provided with the carousel, first conical gear top is provided with the screw rod, the screw rod bottom is provided with second conical gear, and the meshing is connected between second conical gear and the first conical gear, the transmission shaft top is provided with the lifter plate, the lifter plate both sides all are provided with the fluting, the screw rod passes from fluting inside, and screw rod surface and fluting internal thread are connected.

Preferably, a rocker is arranged on one side, away from the transmission shaft, of the turntable, and the surface of the rocker is made of a rubber material.

Preferably, the top end of the screw rod is fixedly connected with a limiting block, and the outer diameter of the limiting block is larger than the inner diameter of the groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the transmission device with the labor-saving structure for the sickbed is provided with the first connecting block, the rotating rod, the second connecting block, the sliding block and the sliding rod, and by the design, when the device realizes the rotation of the backrest, the traditional manual rotation mode is not needed any more, the rotating wheel is driven to rotate by the rotation of the servo motor, the sliding block is driven to move under the meshing action of the second latch and the first latch, so that the rotating rod is rotated under the matching action of the second rotating shaft and the third rotating shaft, the rotation of the backrest is realized, and the convenience of the device is improved;

2. this sick bed is provided with transmission shaft, bearing, carousel, screw rod and lifter plate with transmission that has laborsaving structure, through this design, make the device when realizing railing regulation, no longer through making railing pivoted mode, but the mode of going up and down drives the transmission shaft through rotating the rocker and rotates, under first conical gear and second conical gear meshing effect, makes the lifter plate reciprocate along the screw rod, realizes the regulation to the railing, has saved the space, has improved the practicality of device.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is a schematic side view of a partial structure of the transmission mechanism of the present invention;

fig. 4 is an enlarged schematic view of a structure a in fig. 1 according to the present invention.

In the figure: 110. a hospital bed main body; 120. a support pillar; 121. a pulley; 130. a bed board; 140. a backrest; 141. a mattress; 142. a first rotating shaft; 150. a baffle plate; 160. a railing; 170. a servo motor; 210. a first connection block; 211. a second rotating shaft; 220. rotating the rod; 221. a third rotating shaft; 230. a second connecting block; 240. a slider; 241. a chute; 242. a first latch; 250. a slide bar; 260. a rotating wheel; 261. a second latch; 310. a drive shaft; 311. a first bevel gear; 320. a bearing; 330. a turntable; 331. a rocker; 340. a screw; 341. a second bevel gear; 342. a limiting block; 350. a lifting plate; 351. and (4) slotting.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a power-saving transmission device for sickbeds comprises a sickbed main body 110, wherein two sides of the bottom end of the sickbed main body 110 are fixedly connected with support columns 120, pulleys 121 are arranged at the bottom ends of the support columns 120, a bed board 130 is arranged at the top end of the sickbed main body 110, a backrest 140 is arranged at one side of the top end of the bed board 130, a mattress 141 is arranged at one side, far away from the backrest 140, of the top end of the bed board 130, a first rotating shaft 142 is arranged at one side, close to the mattress 141, of the backrest 140, baffle plates 150 are fixedly connected with two sides of the top end of the sickbed main body 110, a rail 160 is arranged at the top end, far away from the backrest 140, a servo motor 170 is arranged in the bed board 130, a transmission mechanism is arranged in one side, far away from the rail 160, of the bed board 130, the transmission mechanism comprises a first connecting block 210, a second rotating shaft 211 is arranged at the bottom end of the first connecting block 210, a rotating rod 220 is arranged at the bottom end of the second rotating shaft 211, and the rotating rod 220 is movably connected with the first connecting block 210 through the second rotating shaft 211, dwang 220 bottom is provided with third pivot 221, and third pivot 221 inboard is provided with second connecting block 230, and through third pivot 221 swing joint between second connecting block 230 and the dwang 220, through this design, when the device realizes that back 140 is rotatory, no longer need use traditional manual regulation's mode, labour saving and time saving has improved the convenience of device.

Second connecting block 230 bottom fixedly connected with slider 240, the inside spout 241 that is provided with of slider 240, the inside cover of spout 241 is equipped with slide bar 250, the first latch 242 of slider 240 bottom fixedly connected with, servo motor 170 outside is provided with runner 260, the surface of runner 260 is provided with second latch 261, and the meshing is connected between second latch 261 and the first latch 242, sick bed main part 110 is inside to be kept away from back 140 one side and is provided with elevating system, through this design, when servo motor 170 rotates, just can drive whole drive mechanism's operation, the linkage of device has been improved.

The lifting mechanism comprises a transmission shaft 310, a transmission shaft 310 is arranged on one side, far away from the backrest 140, of the interior of the sickbed main body 110, a first bevel gear 311 is arranged on the surface of the transmission shaft 310, a bearing 320 is arranged on the outer portion of the middle position of the transmission shaft 310, a turntable 330 is arranged on one side, far away from the bearing 320, of the transmission shaft 310, a screw 340 is arranged at the top end of the first bevel gear 311, a second bevel gear 341 is arranged at the bottom end of the screw 340, the second bevel gear 341 is meshed with the first bevel gear 311 and is connected with the first bevel gear, a lifting plate 350 is arranged at the top end of the transmission shaft 310, grooves 351 are formed in two sides of the lifting plate 350, the screw 340 penetrates through the grooves 351, the surface of the screw 340 is in threaded connection with the grooves 351, and by means of the design, when the position of the guardrail 160 is adjusted, a larger space can be saved, and the practicability of the device is improved.

Carousel 330 is kept away from transmission shaft 310 one side and is provided with rocker 331, and rocker 331's surface is made by rubber materials, through this design, when rotating rocker 331, can make the friction grow between palm and the rocker 331 to at the rotation in-process, make slew velocity more even, adjustment mechanism moves more steadily, has improved the stability of device.

Screw 340 top fixedly connected with stopper 342, and the external diameter size of stopper 342 is greater than slotted 351's internal diameter size, through this design, can prevent effectively that lifter plate 350 from droing from screw 340 top at the in-process that rises to cause mechanical failure, improved the security of device.

The working principle is as follows: when the angle of the backrest 140 needs to be adjusted, the servo motor 170 is first switched on to operate, so as to drive the rotating wheel 260 to rotate, the sliding block 240 slides along the sliding rod 250 under the meshing action of the second latch 261 and the first latch 242, and the rotating rod 220 rotates under the action of the third rotating shaft 221 and the second rotating shaft 211, so as to adjust the angle of the backrest 140 and rotate the backrest 140,

when a patient needs to get on or off the bed, the position of the handrail 160 needs to be adjusted, at this time, the clockwise rotation rocker 331 enables the transmission shaft 310 to rotate under the action of the bearing 320, because the first bevel gear 311 and the second bevel gear 341 are meshed and connected, the screw 340 rotates at this time, because the surface of the screw 340 is in threaded connection with the inner wall of the slot 351, at this time, the lifting plate 350 moves downwards along the screw 340, the handrail 160 also moves downwards along with the movement, the position adjustment operation of the handrail 160 is realized, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sick bed is with transmission that has laborsaving structure, includes sick bed main part (110), sick bed main part (110) bottom both sides are fixedly connected with support column (120) all, support column (120) bottom all is provided with pulley (121), sick bed main part (110) top is provided with bed board (130), bed board (130) top one side is provided with back (140), back (140) one side is kept away from on bed board (130) top is provided with mattress (141), back (140) are close to mattress (141) one side and are provided with first pivot (142), sick bed main part (110) top both sides are fixedly connected with baffle (150) all, sick bed main part (110) are kept away from back (140) one side top and are provided with railing (160), bed board (130) inside is provided with servo motor (170), its characterized in that: the utility model discloses a novel bed board, including bed board (130), railing (160) one side is kept away from to bed board (130) inside, drive mechanism includes first connecting block (210), first connecting block (210) bottom is provided with second pivot (211), second pivot (211) bottom is provided with dwang (220), and through second pivot (211) swing joint between dwang (220) and first connecting block (210), dwang (220) bottom is provided with third pivot (221), third pivot (221) inboard is provided with second connecting block (230), and through third pivot (221) swing joint between second connecting block (230) and dwang (220).

2. The power-saving transmission device for hospital bed according to claim 1, characterized in that: second connecting block (230) bottom fixedly connected with slider (240), slider (240) inside is provided with spout (241), the inside cover of spout (241) is equipped with slide bar (250), slider (240) bottom fixedly connected with first latch (242), servo motor (170) outside is provided with runner (260), the surface of runner (260) is provided with second latch (261), and the meshing is connected between second latch (261) and first latch (242), the inside back (140) one side of keeping away from of sick bed main part (110) is provided with elevating system.

3. The power-saving transmission device for hospital bed according to claim 2 is characterized in that: the lifting mechanism comprises a transmission shaft (310), the transmission shaft (310) is arranged on one side of the interior of the sickbed main body (110) far away from the backrest (140), a first bevel gear (311) is arranged on the surface of the transmission shaft (310), a bearing (320) is arranged outside the middle position of the transmission shaft (310), a turntable (330) is arranged on one side of the transmission shaft (310) far away from the bearing (320), a screw (340) is arranged at the top end of the first conical gear (311), a second conical gear (341) is arranged at the bottom end of the screw (340), the second bevel gear (341) is meshed with the first bevel gear (311), the top end of the transmission shaft (310) is provided with a lifting plate (350), both sides of the lifting plate (350) are provided with grooves (351), the screw (340) penetrates through the inside of the groove (351), and the surface of the screw (340) is in threaded connection with the inside of the groove (351).

4. The power-saving transmission device for hospital bed according to claim 3, characterized in that: a rocker (331) is arranged on one side, away from the transmission shaft (310), of the rotating disc (330), and the surface of the rocker (331) is made of rubber materials.

5. The power-saving transmission device for hospital bed according to claim 3, characterized in that: the top end of the screw (340) is fixedly connected with a limiting block (342), and the outer diameter of the limiting block (342) is larger than the inner diameter of the groove (351).