CN201510460U - Back lifting mechanism with flexible connection function - Google Patents
Back lifting mechanism with flexible connection function Download PDFInfo
- Publication number
- CN201510460U CN201510460U CN2009201963720U CN200920196372U CN201510460U CN 201510460 U CN201510460 U CN 201510460U CN 2009201963720 U CN2009201963720 U CN 2009201963720U CN 200920196372 U CN200920196372 U CN 200920196372U CN 201510460 U CN201510460 U CN 201510460U
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- China
- Prior art keywords
- connecting rod
- frame
- bedstead
- flexible coupling
- chain
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a back lifting mechanism with a flexible connection function, which comprises a bed frame, wherein the bed frame is sequentially provided with a back frame and a seat frame from front to back; the back end of the back frame is articulated with a back lifting connecting rod, and the back lifting connecting rod is linked with a drive mechanism; and a flexible connecting sheet for supporting a waist is arranged between the back frame and the seat frame. The back lifting mechanism has the advantages of preventing the phlebothrombosis, preventing the human back from moving relative to the bed surface when a user lifts the back, and avoiding friction.
Description
Technical field
This utility model relates to rising of a kind of nursing bed and carries on the back mechanism, and mechanism is carried on the back in rising that especially a kind of band is flexible coupling.
Background technology
Patient for the ease of long-term bed takes care of oneself, and has occurred various nursing beds on the market.Existing nursing bed comprises bedstead, is provided with back of the body frame on the described bedstead in the past backward successively, sits frame, thigh frame, shank frame; Back of the body frame and bedstead are hinged, sit frame and are fixed on the bedstead.Do unluckyly when moving, back of the body frame forms certain angle with sitting between frame two flat boards, and hip, the waist of human body are in vacant state, and it is stressed to strengthen patient's waist, oppresses human vas, easily causes phlebothrombosis, adds heavy patient's feeling of fatigue of lying in bed.And back of the body frame directly is articulated on the bedstead, causing when getting up back of the body action is that a surface shrinks along its length, if human body is lain on the back and finished back of the body action on this nursing bed, relative motion takes place with the bed surface in human body back, cause friction, the people knows from experience by bed and passes a segment distance to the direction of foot, makes patient produce constriction.
Summary of the invention
For overcoming prior art hip, the waist of human body lacked support, causes the human vein thrombosis easily, relative motion takes place with the surface in the unlucky human body back of getting up, cause friction, produce the shortcoming of constriction, this utility model provides a kind of phlebothrombosis that prevents, relative motion takes place with the surface in the unlucky human body back of avoiding getting up, and the band of avoiding rubbing is flexible coupling plays back of the body mechanism.
Mechanism is carried on the back in rising that band is flexible coupling, and comprises bedstead, is provided with back of the body frame on the described bedstead in the past backward successively, sits frame; The rear end of the described back of the body frame back of the body connecting rod that is hinged together, described back of the body connecting rod and described driving mechanism interlock; It is characterized in that: the sheet that is flexible coupling that is provided with a holding waist between described back of the body frame and the seat frame.
Further, the described sheet that is flexible coupling comprises chain that is arranged at the bedstead both sides and a series of soft boards that are set up on the chain, and is gapped between the adjacent soft board.
Further, an end of the chain sheet of described chain is fixed with bearing pin, and the other end is provided with a chute, and the bearing pin of back one chain sheet is arranged in the chute of last chain sheet slidably.
Further, described back of the body frame is connected with described bedstead by a double connecting rod, and described double connecting rod comprises long connecting rod and short connecting rod, and described long connecting rod is positioned at described short connecting rod the place ahead, described connecting rod one end and described bedstead are hinged, and the other end and described back of the body frame are hinged.
Further, described driving mechanism is fixed in the rear portion of described bedstead, described driving mechanism is connected with a screw body, the rear end of the front end of described screw body and described back of the body connecting rod is hinged, described the back of the body connecting rod and screw body are hinged by a compound hinges and a connecting-rods with constant lengh, and the other end of described connecting-rods with constant lengh is articulated on the described bedstead.
Technical conceive of the present utility model is: by between back of the body frame and seat frame the sheet that is flexible coupling being set, do unlucky when moving, chain shortens and forms the arc of an applying human body, thereby make the sheet that is flexible coupling form a soft arc bed surface, can play a supporting role to people's buttocks and hip, reduce patient's fatigue of lying in bed, blood circulation promoting; It is unlucky when moving to fall, and chain stretches along with moving down of frame of the back of the body gradually until forming the plane.
In addition, playing back of the body connecting rod promotion back of the body frame does when carrying on the back action, back of the body frame is owing to be subjected to the restriction of double connecting rod, because long connecting rod is different with the movement locus of short connecting rod, the movement locus of back of the body back end of frame is a circular arc, makes back of the body frame produce displacement backward when rising, avoided friction, human body can not passed forward, can not made patient produce constriction, reduce the generation of patient's decubital ulcer.
Driving mechanism of the present utility model is arranged on the bedstead rear portion, because the transmission of power distance, by the connecting-rods with constant lengh transferring power is set, and has avoided back of the body connecting rod and screw body the dead point to occur when moving.
The utlity model has and prevent phlebothrombosis, relative motion takes place with the surface in the unlucky human body back of avoiding getting up, and avoids the advantage that rubs.
Description of drawings
Fig. 1 plays the sketch map of back of the body state for this utility model
Fig. 2 falls to carrying on the back the sketch map of state for this utility model
Fig. 3 is the A portion enlarged drawing among Fig. 1
Fig. 4 is the sketch map of chain sheet
The specific embodiment
Embodiment one
With reference to Fig. 1-4
Mechanism is carried on the back in rising that band is flexible coupling, and comprises bedstead 1, is provided with back of the body frame 2 on the described bedstead 1 in the past backward successively, sits frame 8, thigh frame, shank frame; The rear end of described back of the body frame 2 is hinged together and carries on the back connecting rod 4, described back of the body connecting rod 4 and described driving mechanism interlock; Described back of the body frame 2 and sit is provided with the holding waist sheet 3 that is flexible coupling between the frame 8.
The described sheet 3 that is flexible coupling comprises chain 31 that is arranged at bedstead 1 both sides and a series of soft boards 32 that are set up on the chain 31, and is gapped between the adjacent soft board 32.
One end of the chain sheet 311 of described chain 31 is fixed with bearing pin 312, and the other end is provided with a chute 313, and the bearing pin of back one chain sheet is arranged in the chute of last chain sheet slidably.
Technical conceive of the present utility model is: by between back of the body frame 2 and seat frame 3 sheet that is flexible coupling being set, do unlucky when moving, chain 31 shortens and forms the arc of an applying human body, thereby make the sheet that is flexible coupling form a soft circular arc bed surface, can play a supporting role to people's buttocks and hip, reduce patient's fatigue of lying in bed, blood circulation promoting; It is unlucky when moving to fall, and chain 31 stretches along with moving down of frame 2 of the back of the body gradually until forming the plane.
Embodiment two
With reference to Fig. 1,2
Present embodiment is with the difference part of embodiment one: described back of the body frame 2 is connected with described bedstead 1 by a double connecting rod, described double connecting rod comprises long connecting rod 51 and short connecting rod 52, described long connecting rod 51 is positioned at described short connecting rod 52 the place aheads, described connecting rod one end and described bedstead 1 are hinged, and the other end and described back of the body frame 2 are hinged.
Described driving mechanism is fixed in the rear portion of described bedstead 1, described driving mechanism is connected with a screw body 6, the rear end of the front end of described screw body 6 and described back of the body connecting rod 4 is hinged, described the back of the body connecting rod 4 and screw body 6 are hinged by a compound hinges and a connecting-rods with constant lengh 7, and the other end of described connecting-rods with constant lengh 7 is articulated on the described bedstead 1.All the other are identical
In the present embodiment, playing back of the body connecting rod 4 promotion back of the body frames 2 does when carrying on the back action, back of the body frame 2 is owing to be subjected to the restriction of double connecting rod, because long connecting rod 51 is different with the movement locus of short connecting rod 52, the movement locus of back of the body frame 2 rear ends is a circular arc, makes back of the body frame 2 produce displacement backward when rising, avoided friction, human body can not passed forward, can not made patient produce constriction, reduce the generation of patient's decubital ulcer.
The driving mechanism of present embodiment is arranged on the bedstead rear portion, because the transmission of power distance, by connecting-rods with constant lengh 7 transferring power are set, and has avoided back of the body connecting rod 4 and screw body 6 dead point to occur when moving.
The described content of this description embodiment only is enumerating the way of realization of utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also reach in those skilled in the art according to this utility model design the equivalent technologies means that can expect.
Claims (5)
1. mechanism is carried on the back in rising that band is flexible coupling, and comprises bedstead, is provided with back of the body frame on the described bedstead in the past backward successively, sits frame; The rear end of the described back of the body frame back of the body connecting rod that is hinged together, described back of the body connecting rod and described driving mechanism interlock; It is characterized in that: the sheet that is flexible coupling that is provided with a holding waist between described back of the body frame and the seat frame.
2. the nursing bed that lower back band as claimed in claim 1 is flexible coupling is characterized in that: described seat frame comprises chain that is arranged at the bedstead both sides and a series of soft boards that are set up on the chain, and is gapped between the adjacent soft board.
3. the nursing bed that lower back band as claimed in claim 2 is flexible coupling is characterized in that: an end of the chain sheet of described chain is fixed with bearing pin, and the other end is provided with a chute, and the bearing pin of back one chain sheet is arranged in the chute of last chain sheet slidably.
4. the nursing bed that is flexible coupling as the described lower back band of one of claim 1-3, it is characterized in that: described back of the body frame is connected with described bedstead by a double connecting rod, described double connecting rod comprises long connecting rod and short connecting rod, described long connecting rod is positioned at described short connecting rod the place ahead, described connecting rod one end and described bedstead are hinged, and the other end and described back of the body frame are hinged.
5. the nursing bed that lower back band as claimed in claim 4 is flexible coupling, it is characterized in that: described driving mechanism is fixed in the rear portion of described bedstead, described driving mechanism is connected with a screw body, the rear end of the front end of described screw body and described back of the body connecting rod is hinged, described the back of the body connecting rod and screw body are hinged by a compound hinges and a connecting-rods with constant lengh, and the other end of described connecting-rods with constant lengh is articulated on the described bedstead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201963720U CN201510460U (en) | 2009-09-14 | 2009-09-14 | Back lifting mechanism with flexible connection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201963720U CN201510460U (en) | 2009-09-14 | 2009-09-14 | Back lifting mechanism with flexible connection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201510460U true CN201510460U (en) | 2010-06-23 |
Family
ID=42481856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201963720U Expired - Lifetime CN201510460U (en) | 2009-09-14 | 2009-09-14 | Back lifting mechanism with flexible connection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201510460U (en) |
-
2009
- 2009-09-14 CN CN2009201963720U patent/CN201510460U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100623 |
|
| CX01 | Expiry of patent term |