CN2448337Y

CN2448337Y - Medical bed having side fence turning over device

Info

Publication number: CN2448337Y
Application number: CN 00258238
Authority: CN
Inventors: 区锦松
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-10-20
Filing date: 2000-10-20
Publication date: 2001-09-19
Anticipated expiration: 2010-10-20

Abstract

The utility model discloses a medical bed with a side fence turning over device. The fixation and the rotation of a fence are realized via the engagement and disengagement of two pairs of convex and concave zygosperms by a turning over device, and the positions of a using state and a non-using state can be positioned via two pairs of positioning blocks. The utility model has the advantages of simple structure, convenient operation, safety and reliability.

Description

Hospital bed with side rail turning device

This utility model relates generally to hospital bed, more specifically, relates to the hospital bed with side rail turning device.

Hospital bed is a known technology, is the bed that hospital's patients uses, and this bed is different from home-use, and it must satisfy clinical requirement and satisfy patient's demand as much as possible.For example, bed board is divided into several sections, and is bent under the control of actuating device between the adjacent segment, so that patient is as being sitting on the chair, and this section of head of a bed part can be used as backrest.And for example for preventing that patient from falling from bed, and also is provided with side rail.But one of side rail of prior art is the non-disconnectable one or both sides that are contained in bed, this relatively simple for structure, firm, safety, but inconvenience when using, and patient is difficult for turnover.Another kind of side rail is that its two free ends are inserted in the hole of bedsteads, this side rail had both kept the former advantage, simultaneously its shortcoming also there is certain improvement, be dismountable, but it also exists and bed is not an one, needs dismounting at any time, this brings difficulty for some patient and nursing staff, in addition, repeatedly dismounting also is easy to cause surface damage, and dangerous.

Therefore, the purpose of this utility model is to provide a kind of hospital bed with side rail turning device that can overcome the prior art shortcoming.

Above-mentioned purpose of the present utility model is to realize by following solution.

Comprise by two head of a bed and two bedsteads that cross bar is formed that are connected the head of a bed according to the hospital bed with side rail tumbler of the present utility model, with the bed board of forming by the polylith plate that places on the bedstead, described polylith plate can make adjacent plate bending by the drive mechanism that is positioned at head of a bed bottom, it is characterized in that the side rail turning device being housed at the cross bar downside, it comprise a pair of separate each other be welded on first and second locating pieces on the cross bar, two locating pieces are integrally welded with the fixed hub and the second spill conjugon respectively; One sliding axle is by the second convex conjugon, one with the second convex conjugon can concavo-convex engagement the second spill conjugon, one first convex conjugon, one with the first convex conjugon can concavo-convex engagement the first spill conjugon, and extend to fixed hub, wherein has one second spring between the free end of sliding axle and the second convex conjugon, the first spill conjugon fuses by connector and sliding axle, fixed hub and sliding axle are integral by fastener is affixed, and between the first spill conjugon and fixed hub, has one first spring, the described first and second convex conjugons are respectively with the guardrail two ends and third and fourth locating piece is affixed is integral, therefore, can rotate when guardrail moves axially along sliding axle by the first and second convex conjugons and throws off meshing relation with the first and second spill conjugons that the restoring force by second spring make the first and second convex conjugons and the first and second spill conjugons mesh again once more after rotating 180 ° with respect to sliding axle, wherein the guardrail angle of rotating is determined by the restriction relation of third and fourth locating piece with respect to first and second locating pieces.

According to an embodiment of the present utility model, the first spill conjugon is done the axial displacement of trace on can sliding bar, with eliminate guardrail integral body in position fixing process because the error in the making influences the engagement between convex conjugon and the spill conjugon.

During use, if side rail is to be in non-working condition, promptly be positioned at bedstead cross bar below, when side rail desires to transfer to user mode, promptly be positioned at above the cross bar of bedstead, at this moment only need the resistance that side rail overcome second spring prolonged on the sliding axle and slide, make first, the second convex conjugon breaks away from and first, engagement between the second spill conjugon, the rotating side guardrail is to cross bar then, reach first, the second convex conjugon and first, zygosporic second position of engagement of second spill, at this moment under the restoring force effect of second spring, first, the second convex conjugon and first, the engagement of the second spill conjugon, and under the supporting of first spring, lock.

If exist foregoing error, move because the second spill conjugon can be made trace, and when trace was mobile, second spring was this power that moves.

According to an embodiment of the present utility model, respectively there is a side rail to stir device in the both sides of bed.

Obviously, has easy to use, simple in structure, safe and reliable advantage according to the hospital bed with side rail turning device of the present utility model.

Above-mentioned purpose of the present utility model and other purpose and advantage will be more readily apparent from by the detailed description below in conjunction with the accompanying drawing illustrated embodiment, and accompanying drawing has:

Fig. 1 is a front view when being in user mode according to the side rail turning device with hospital bed of side rail turning device of the present utility model;

Fig. 2 is the cutaway view of the II-II hatching along Fig. 1;

Fig. 3 is the front view of side rail turning device when being in non-working condition;

Fig. 4 is the cutaway view of the IV-IV hatching along Fig. 3;

Fig. 5 is the front view of side rail device;

Fig. 6 is the cutaway view that the VI-VI hatching along Fig. 5 amplifies;

Fig. 7 is the cutaway view that the VII-VII hatching along Fig. 5 amplifies;

Fig. 8 is the cutaway view that the VIII-VIII hatching along Fig. 5 amplifies;

Fig. 9 is the cutaway view that the IX-IX hatching along Fig. 5 amplifies;

Figure 10 is the cutaway view that the X-X hatching along Fig. 5 amplifies;

According to the hospital bed with side rail turning device of the present utility model, it comprises the bedstead by two head of a bed 1 and 1 ' and cross bar 2 and 2 ' form referring now to accompanying drawing 1-4 explanation, and places the bed board 3 on the described bedstead.Usually bed board is made up of the plate that polylith can bend each other relatively, and the head of a bed 1 and/or 1 ' on be equipped with and control the actuating device (not shown) that bends between the described plate.

The cross bar 2 and/or the 2 ' downside of described hospital bed are equipped with side rail turning device 4.Illustrated in figures 1 and 2 is front view and the cutaway view that side rail turning device 4 is in user mode.From as can be seen shown in Figure 2, cross bar 2 and 2 ' on the side rail turning device is all arranged.Fig. 3 and shown in Figure 4 be front view and the cutaway view that side rail turning device 4 is in non-working condition.

Below with reference to Fig. 5 the side rail turning device is described.This device comprises two first locating piece 5 and second locating pieces 6 that are welded to cross bar 2 downsides.First locating piece 5 again with fixed hub 7 integrally welded (Fig. 6).Second locating piece 6 and the second spill conjugon 8 be welded into one (Fig. 7).Sliding axle 9 passes the far-end that the second spill conjugon 8 extends to fixed hub 7 always, and passes through pin 10 with sliding axle 9 and fixed hub 7 fixed (see figure 6)s.

One can be enclosed within on the sliding axle 9 slidably with the second convex conjugon 11 of the second spill conjugon, 8 engagements.One second spring 13 is arranged between the device for limiting 12 of the near-end of the second convex conjugon 11 and sliding axle 9 near-ends, and spring 13 plays the effect (Fig. 5) that guarantees convex conjugon and spill conjugon engagement force.The second convex conjugon 11 also with the lower limb integrally welded (Fig. 8) of the 4th locating piece 14 and guardrail 15.

A first convex conjugon 16 that is enclosed within slidably on the sliding axle 9, this convex conjugon are enclosed within on the sliding axle 9 on the correct position of the second convex conjugon 11, i.e. distance between the two legs of guardrail 15.Other one leg of the first convex conjugon 16 and the 3rd locating piece 17 and guardrail 15 is integrally welded.The connected mode of its connected mode and the second convex conjugon, 11, the four locating pieces 14 and the one leg of guardrail 15 all identical with direction (Fig. 9).The first spill conjugon 18 is enclosed within on the sliding axle 9 slidably, and its sliding scale is decided by to be screwed in the sliding scale of threaded 19 on sliding axle 9 on the first spill conjugon 18, specifically, puts to death the axial length (Figure 10) of the groove of opening on sliding axle 9.The effect that the first spill conjugon 18 can slide on sliding axle 9 on a small quantity will illustrate below.

One first spring 20 is arranged between the near-end of the far-end of the first spill conjugon 18 and fixed hub 7.The first spill conjugon 18 can slide and utilize the restoring force of first spring 19 to remedy on sliding axle 9 on a small quantity because the first and

second convex conjugons

16 and 11 and the first and second spill conjugons 18 and 8 that other parts manufacturing and the error installed cause mesh not tight defective, to guarantee no matter side rail 15 is can both lock when being in user mode and non-working condition, side rail 15 is produced rock.

Positioning relation between first locating piece 5 and second locating piece 6 and the 3rd locating piece 17 and the 4th locating piece 14 is described now.Wherein positioning relation between first locating piece and the 3rd locating piece and the positioning relation between second locating piece and the 4th locating piece are identical.At this explanation one.Referring to Fig. 7 and Fig. 8, second locating piece 6 has side 21 and 22, two location; Side 23, one location is arranged on the 4th locating piece 14.When spurring guardrail 15 by left direction shown in Figure 1, the first convex conjugon 16 and the second convex conjugon 11 are thrown off with the first spill conjugon 18 and the second convex conjugon 8 respectively, this moment first, spring 20 recovered, and second spring 13 is compressed, then with guardrail 15 and the all-in-one-piece first and

second convex conjugons

16 and 11 and third and fourth locating

piece

17 and 14 rotate around sliding axle 9 together with it, at this moment throw off with it with the locating surface 23 of locating surface 21 contacted the 4th locating pieces 14 of second locating piece 6, until the non-working condition that turns to as Fig. 3 and Fig. 4, another of the locating surface 23 of the 4th locating piece 14 and second locating piece 6 and locating surface 21 relative locating surfaces 22 contact, and realize the location of non-working condition.Press guardrail 15 shown in Figure 3 at last to right mobile protect fence 15, the first and

second convex conjugons

16 and 11 are by original opposite direction and the first and second spill conjugons 18 and 8 engagements, this moment first spring, 20 pressurizeds and second spring 13 recovers, to guarantee the zygosporic engagement force of convex concave.

Side rail with hospital bed of side rail turning device of the present utility model turns device and can make with rustless steel, also can make and its outer surface chromium plating or paint white with steel.

The applicant is described in detail with regard to design of the present utility model and embodiment; the professional and technical personnel can make various conversion and improvement on this basis; but these conversion and improvement all do not break away from spirit of the present utility model, all within the protection domain that claims limited.

Claims

1. the hospital bed that has the side rail turning device, comprise by two head of a bed (1,1 ') be connected the head of a bed (1,1 ') two cross bars (2,2 ') bedstead formed, with the bed board of forming by the polylith plate (3) that places on the bedstead, the plate that described polylith is adjacent can be by being positioned at the drive mechanism bending of head of a bed bottom, it is characterized in that described cross bar (2,2 ') downside is equipped with the side rail turning device, this device comprises a pair of first and second locating pieces (5 that are welded on the cross bar downside that separate each other, 6), two locating pieces (5,6) integrally welded with the fixed hub (7) and the second spill conjugon (18) respectively, one sliding axle (9) is by the second convex conjugon (11) and the second spill conjugon (8) that with it can concavo-convex engagement, the first convex conjugon (16) and the first spill conjugon (18) that with it can concavo-convex engagement also extend to fixed hub (7), wherein between the free end of sliding axle (9) and second convex conjugon (11) near-end one second spring (13) is arranged, the first spill conjugon (18) fuses by connector (19) and sliding axle (9), fixed hub (7) and sliding axle (9) are by affixed being integral of fastener (10), and one first spring (20) is arranged between the first spill conjugon (18) and fixed hub (7), described first and second locating pieces (5,6) respectively with two lower limbs and third and fourth locating piece (17 of guardrail (15), 14) integrally welded, therefore, when guardrail (15) passes through the first and second convex conjugons (16,11) along sliding axle (9) move axially and with the first and second spill conjugons (18, can rotate until making the first and second convex conjugons (16 with respect to sliding axle (9) when 8) throwing off meshing relation in 180 ° of restoring forces of rotation by second spring (13), 11) with the first and second spill conjugons (18,8) engagement again, wherein, the rotational angle of guardrail is by third and fourth locating piece (17,14) restriction relation with respect to first and second locating pieces (5,6) determines.

2. according to the described hospital bed of claim 1, wherein the first spill conjugon (18) can be by moving in the groove of connector (19) on sliding axle (9) on it, and make the engagement force of the maintenance of the first spill conjugon (18) and the first convex conjugon (16) by first spring (20).

3. according to the described hospital bed of claim 1, it is characterized in that described side rail tumbler is to make with rustless steel, or make and chrome-faced outside or white paint with steel.