CN102907959A - Folding rail safety guard for medical nursing bed and manufacturing method of folding rail safety guard - Google Patents
Folding rail safety guard for medical nursing bed and manufacturing method of folding rail safety guard Download PDFInfo
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- CN102907959A CN102907959A CN2012103940310A CN201210394031A CN102907959A CN 102907959 A CN102907959 A CN 102907959A CN 2012103940310 A CN2012103940310 A CN 2012103940310A CN 201210394031 A CN201210394031 A CN 201210394031A CN 102907959 A CN102907959 A CN 102907959A
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- support arm
- guardrail
- cross bar
- safety guard
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Abstract
The invention provides a novel folding rail safety guard for a medical nursing bed and a manufacturing method of the novel folding rail safety guard. The novel folding rail safety guard comprises two support arm and at least one rails, wherein the left and right support arms are movably connected with rail connection holes in two ends of the rails by lug connecting sheets to form the safety guard, and are rotatably arranged on the medical nursing bed. The novel folding rail safety guard is characterized in that the support arms are of hollow structures made from high-strength plastic by one-time blow molding, and the support arms and the functional structures thereof such as the lug connecting sheets and shaft interfaces are synchronously manufactured by various kinds of high-strength plastics such as PE (Poly Ethylene) and PP (Polypropylene) once. The novel folding rail safety guard has the advantages of beautiful appearance, simple structure, few procedures, high production efficiency, light production weight and low manufacturing cost, thereby being beneficial to popularization and use in quantity.
Description
[technical field]
The present invention relates in medical care bed technical field, be specifically related to a kind of medical care bed guardrail and manufacture method thereof.
[background technology]
As everyone knows, all need to use medical care bed in hospital unit or nursing at home, for the landing that stops clothing or the personnel that prevent fall an injury, usually can a kind of protection guardrail be installed in two sides of bed.
Divider current various in style has multiple style classification, is a kind of hoisting type guard rail as shown in Figure 1, and be attractive in appearance luxurious, but Costco Wholesale is higher, is not suitable for generally promoting; A kind of at a large amount of collapsible montant guardrails that use of China as shown in Figure 2, because the montant spacing is larger, the sound construction reliability is poor, do not meet the requirement of Chinese medical enterprises ' industry standard " the medical electric equipment second portion of YY0571: hospital's beddo secure private requires ", European standard " special use of the medical electric equipment of EN60601-2-52 2-52 part hospital bed basic security and performance requires ", will gradually reduce the merchant's volume of withdrawing from the market;
Shown in Fig. 3,4 is two sections of cross bar foldable guardrails, is not more than 12 CM safety standards in the situation that satisfy two distance between tie rods, and materials are economized, and intensity is more reliable, is the developing direction of following medical treatment and nursing Cribguard.Wherein guardrail shown in Figure 3 is the crossbar type guardrail that is designed by France the earliest, structure is more firm, use also more convenient, but the guardrail two ends are through multiple working procedures such as cutting, bending forming, welding by iron pipe with the support arm that the bed body is connected, and need the upper ear shape that several are connected with cross bar of welding to connect stamping, also to just can finish manufacturing, complex procedures through complicated lacquer spraying technique at last, cost is higher, and weight is also larger; Guardrail support arm shown in Figure 4 is made by Technology of Steel Castings, and structure and operation are simpler, but the guardrail cost of this cast steel structure is higher, and product weight is also larger.
[summary of the invention]
The objective of the invention is to overcome the defective on existing guardrail manufacturing process and the reliability, also lower guardrail of a kind of simple in structure, solid and reliable, manufacturing cost is provided, apply preferably enabling.
For achieving the above object, design a kind of relevant medical care bed cross bar foldable guardrail, the support arm that comprises the left and right sides, at least one cross bar, it is characterized in that support arm is to be made by highstrenghtpiston's blow once-through moulding, inside is cavity structure, the inboard synchronously one-shot forming of support arm is shaped with the ear shape brace that is connected with cross bar, the synchronous one-shot forming in lower end is shaped with the shaft-jointed hole with bed frame rotating shaft interworking, left and right sides support arm is movably connected by ear shape brace and cross bar connector, and left and right sides support arm was installed in guardrail on the medical treatment and nursing bed frame by shaft-jointed hole and being connected of rotating shaft.
The support arm body can be provided with grip hole, or for easy to use, have attractive appearance or function need to be designed to support arm multiple appearance, also can be provided with Electric Machine Control plate mounting interface etc.
The material of making support arm can have polyethylene (PE) or polypropylene (PP) or Merlon (PC) or other to can be used for the highstrenghtpiston of blow molding.
The therein bottom synchronous one-shot forming of a support arm is shaped with the alignment pin installing hole, be shaped with corresponding locating hole at bed frame, the alignment pin far-end is equiped with stage clip and handle, and the alignment pin that is positioned at the alignment pin installing hole when guardrail erects inserts locating hole automatically.
The bed synchronous one-shot forming in side in the bottom of support arm is shaped with the restriction protrusion piece, and corresponding with the banking stop that bed frame is provided with, the banking stop shelves were lived the restriction protrusion piece when guardrail put down, and made guardrail be positioned suitable position.
In order to gain in strength, be provided with the metal insert at alignment pin installing hole, shaft-jointed hole, the restriction protrusion piece place of support arm.
A kind of manufacture method about medical care bed cross bar foldable guardrail is characterized in that this manufacture method may further comprise the steps:
A. design the appearance and modeling figure of aforesaid guardrail supported on both sides arm;
B. mfg. moulding die: the middle spue line along support arm appearance figure is told two halves, process and support arm moulding two semi-symmetric depressions at two of the hollow blow molding mould adjacent medial surfaces, its cavity inner surface was consistent with support arm appearance figure profile after namely the cope and drag pattern tool closed up;
C. blow molding: with polyethylene (PE), polypropylene (PP) or other highstrenghtpistons who can be used for blow molding put into the blow moulding machine barrel heat (160 about degree) be tubular and sealing to softening between the cope and drag pattern tool, the extruding by die orifice of raw material, mould closes up and is blown into gases at high pressure in the cavity between mould makes plastics be adjacent to inwall at mould cavity;
D. cooling and shaping takes out goods: keep goods progressively being taken out in 1-3 minute behind the cooling and shaping in mould;
E. assemble finished product: be movably connected by ear shape brace and cross bar connector on support arm top, the left and right sides, support arm bottom, the left and right sides was installed in guardrail on the medical treatment and nursing bed frame by shaft-jointed hole and being connected of rotating shaft;
F. the important technological parameters of cross bar foldable guardrail reaches the regulation of China's medical device industry standard relevant to Europe, be that vertical compression strength is greater than 70 kilograms, side direction and left and right sides stretching resistance are greater than 50 kilograms, and the cross bar spacing is not more than 12CM, apart from the bed surface height greater than 38CM.
The invention provides the folding medical care bed guardrail of a kind of Novel cross bar and manufacture method thereof, wherein the support arm of guardrail is by adopting the high strength plastics such as PE, PP, utilize the manufacture method of hollow molding to be processed into internal cavity structures, have very high rigidity and intensity, can satisfy medical bed safety detection standard-required fully.And this technique can design multiple pattern easily, so that the structure one-shot forming that product has attractive appearance, simple in structure, operation is few, complicated is made, greatly improved production efficiency, reduces product cost, has in promoting the use of.
[description of drawings]
Fig. 1 is medical care bed hoisting type guard rail of the prior art;
Fig. 2 is medical care bed collapsible montant guardrail of the prior art;
Fig. 3 is the medical care bed collapsible cross bar guardrail of the first of the prior art;
Fig. 4 is the medical care bed collapsible cross bar guardrail of the second of the prior art;
Fig. 5 is that guardrail general structure of the present invention is launched schematic diagram;
Fig. 6 is guardrail support arm schematic side view of the present invention;
Fig. 7 is guardrail support arm of the present invention molding structure schematic diagram in Moldls for Cavity Blowing;
Fig. 8 is that guardrail support arm substructure of the present invention concerns cross-sectional schematic;
Fig. 9 is be coupling mesoporous metal inserts, pin assembly cross-sectional schematic of guardrail support arm of the present invention bottom;
Figure 10 is guardrail of the present invention and bed frame locating hole schematic diagram
Figure 11 is that guardrail general structure of the present invention is launched, folding schematic diagram;
Figure 12 is that guardrail support arm of the present invention is provided with electric machine controller installing hole, handle hole schematic diagram;
Among the figure 1, support arm, 2, cross bar, 3, the cross bar connector, 4, ear shape brace, 5, shaft-jointed hole, 6, the restriction protrusion piece, 7, alignment pin installing hole, 8, the chamber of support arm hollow, 9, banking stop, 10, rotating shaft, 11, bed frame, 12, pin assembly, 13, metal insert, 14, locating hole, 15, the handle hole, 16, the electric machine controller installing hole
[specific embodiment]
For the shape and structure that makes product design of the present invention and the manufacturing process of product are described clearlyer, now reach by reference to the accompanying drawings embodiment and be further elaborated, its structure and manufacture method are clearly to this professional domain technical staff, can realize.
Guardrail style classification of the prior art is various, and hoisting type guard rail is as shown in Figure 1 arranged, and a kind of montant foldable guardrail shown in Figure 2 and for example is for another the cross bar foldable guardrail shown in Fig. 3,4; This three classes guardrail difference structurally, so that larger in effect, the manufacturing cost difference of actual use, the structure materials of cross bar foldable guardrail are economized by contrast, and intensity is more reliable, and cost performance is higher, is the developing direction of following medical treatment and nursing Cribguard.
Therefore the guard bar structure of the present invention's design is continued to use cross bar foldable guardrail structure, and carry out on this basis design improvement, so that the crossbar type guardrail is broken through existing loaded down with trivial details manufacturing process, increase substantially production efficiency and reduce financial cost, specifically, manufacture method at the crossbar type guardrail is improved, and the manufacture method after the improvement may further comprise the steps:
1, preparation support arm parts
A. design the appearance and modeling figure of aforesaid guardrail supported on both sides arm, various appearances moulding and the functional structures such as handle hole 15, electric machine controller installing port 16 can be arranged with reference to Figure 11,12 schematic design.The main designing technique index of cross bar foldable guardrail, according to the regulation of China and Europe medicine equipment relevant industries standard, namely vertical compression strength is greater than 70 kilograms, and side direction and left and right sides stretching resistance are greater than 50 kilograms, the cross bar spacing is not more than 12CM, apart from the bed surface height greater than 38CM.
B. mfg. moulding die: with reference to the accompanying drawings 7, middle spue line along support arm appearance figure is told two halves, process and support arm moulding two semi-symmetric depressions with numerical control machining center at two of the hollow blow molding mould adjacent medial surfaces, its cavity inner surface was consistent with support arm appearance figure profile after namely the cope and drag pattern tool closed up;
C. blow molding: polyethylene (PE), polypropylene (PP), Merlon (PC) or other highstrenghtpistons who can be used for blow molding are put into the blow moulding machine barrel, heating to melt to extrude between the cope and drag pattern tool by die orifice to 160 degree left and right sides raw materials is that tubular is manual to seal, and mould closes up and is blown into gases at high pressure in the cavity between mould makes plastics be adjacent to inwall at mould cavity;
D. cooling and shaping takes out goods: keep making in 1-3 minute goods progressively to take out further processing behind the cooling and shaping in mould and revise;
2, preparation cross bar: can make with materials such as iron, copper, aluminum pipes, but the cross bar interface 3 of ear shape brace 4 correspondences is made at two ends;
3, assembling finished product: be movably connected by ear shape brace 4 and cross bar connector 3 on left and right sides support arm 1 top, support arm 1 bottom in the left and right sides was installed in guardrail on the medical treatment and nursing bed frame by shaft-jointed hole 5 and being connected of rotating shaft 10;
Shown in Fig. 8,9,10, for guardrail stationary positioned easily when launch using, be shaped with alignment pin installing hole 7 in the bottom synchronous one-shot forming of support arm 1, be shaped with corresponding locating hole 14 at bed frame; Center, 7 end of support arm alignment pin installing hole is manual therein punches, the near-end of alignment pin thinner from the hole, pass and load onto catcher after loading onto stage clip, alignment pin 12 inserted in the locating holes 14 automatically when guardrail erected.
Shown in Fig. 6,8,10, when being put down, guardrail is positioned suitable position, the bed synchronous one-shot forming in side in the bottom of support arm is shaped with restriction protrusion piece 6, restriction protrusion piece 6 can be in conjunction with alignment pin installing hole 7 matching design processed together, the banking stop 9 that bed frame is provided with is corresponding, and 9 grades of banking stops were lived restriction protrusion piece 6 when guardrail put down.
As shown in Figure 9, for bonding strength and the reliability that increases guardrail, locate to be equiped with metal insert 13 at the alignment pin installing hole 7 of support arm bottom, axial interface 5, restriction protrusion piece 6 etc.
Guard bar structure such as Fig. 5 through above-mentioned manufacturing process acquisition, 11, shown in 12, a kind of relevant medical care bed cross bar foldable guardrail, the support arm 1 that comprises the left and right sides, at least one cross bar 2, it is characterized in that support arm 1 is to be made by highstrenghtpiston's blow once-through moulding, inside is cavity structure, the inboard synchronously one-shot forming of support arm is shaped with the ear shape brace 4 that is connected with cross bar 2, the synchronous one-shot forming in lower end is shaped with the shaft-jointed hole 5 with bed frame rotating shaft interworking, left and right sides support arm 1 is movably connected by ear shape brace 4 and cross bar connector 3, by shaft-jointed hole 5 and being connected of rotating shaft 10 guardrail being installed on the medical treatment and nursing bed frame.
The material of making support arm can have polyethylene (PE), polypropylene (PP), Merlon (PC) or other to can be used for the highstrenghtpiston of blow molding.
The therein bottom synchronous one-shot forming of a support arm 1 is shaped with alignment pin installing hole 7, be shaped with corresponding locating hole 14 at bed frame, alignment pin 12 far-ends are equiped with stage clip and handle, and the alignment pin 12 that is positioned at alignment pin installing hole 7 when guardrail erects inserts locating hole 14 automatically.
The bed synchronous one-shot forming in side in support arm 1 bottom is shaped with restriction protrusion piece 6, and corresponding with the banking stop 9 that bed frame is provided with, 9 grades of banking stops were lived restriction protrusion piece 6 when guardrail put down, and made guardrail be positioned suitable position.
In order to gain in strength, be provided with metal insert 13 at alignment pin installing hole 7, shaft-jointed hole 5, restriction protrusion piece 6 places of support arm.
More than be the shape of product structure that designs of the present invention and the description of manufacture method.
Claims (7)
1. relevant medical care bed cross bar foldable guardrail, comprise the support arm of the left and right sides, at least one cross bar, it is characterized in that support arm is to be made by highstrenghtpiston's blow once-through moulding, inside is cavity structure, the inboard synchronously one-shot forming of support arm is shaped with the ear shape brace that is connected with cross bar, the synchronous one-shot forming in lower end is shaped with the shaft-jointed hole with bed frame rotating shaft interworking, left and right sides support arm is movably connected by ear shape brace and cross bar connector, and left and right sides support arm was installed in guardrail on the medical treatment and nursing bed frame by shaft-jointed hole and being connected of rotating shaft.
2. guardrail as claimed in claim 1 is characterized in that the support arm body is provided with grip hole, or for easy to use, have attractive appearance or the function needs, support arm also can be provided with the multiple appearance such as Electric Machine Control plate mounting interface.
3. guardrail as claimed in claim 1, the material that it is characterized in that making support arm adopt polyethylene (PE) or polypropylene (PP) or Merlon (PC) or other to be used for the highstrenghtpiston of blow molding.
4. guardrail as claimed in claim 1 is characterized in that the bottom synchronous one-shot forming of a support arm is shaped with the alignment pin installing hole therein, and pin assembly is installed in the alignment pin installing hole; Be shaped with corresponding locating hole at bed frame, alignment pin inserted in the locating hole automatically when guardrail erected.
5. guardrail as claimed in claim 1 is characterized in that being shaped with the restriction protrusion piece in the bottom synchronous one-shot forming of support arm, and corresponding with the banking stop that bed frame is provided with, the banking stop shelves were lived the restriction protrusion piece when guardrail put down.
6. guardrail as claimed in claim 1 is characterized in that alignment pin installing hole, shaft-jointed hole, the restriction protrusion piece place at support arm is provided with the metal insert.
7. the manufacture method of a relevant medical care bed cross bar foldable guardrail is characterized in that this manufacture method may further comprise the steps:
A. design the appearance and modeling figure of aforesaid guardrail supported on both sides arm;
B. mfg. moulding die: the middle spue line along support arm appearance figure is told two halves, process and support arm moulding two semi-symmetric depressions at two of the hollow blow molding mould adjacent medial surfaces, its cavity inner surface was consistent with support arm appearance figure profile after namely the cope and drag pattern tool closed up;
C. blow molding: polyethylene (PE), polypropylene (PP), Merlon (PC) or other highstrenghtpistons who can be used for blow molding are put into the blow moulding machine barrel heat softening to raw material and extrude between the cope and drag pattern tool through die orifice and be tubular and sealing, mould closes up and is blown into gases at high pressure in the cavity between mould makes plastics be adjacent to inwall at mould cavity;
D. cooling and shaping takes out goods: keep goods progressively being taken out in 1-3 minute behind the cooling and shaping in mould;
E. assemble finished product: be movably connected by ear shape brace and cross bar connector on support arm top, the left and right sides, support arm bottom, the left and right sides was installed in guardrail on the medical treatment and nursing bed frame by shaft-jointed hole and being connected of rotating shaft;
F. the important technological parameters of cross bar foldable guardrail: namely vertical compression strength is greater than 70 kilograms, and side direction and left and right sides stretching resistance are greater than 50 kilograms, and the cross bar spacing is not more than 12CM, apart from the bed surface height greater than 38CM.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012103940310A CN102907959A (en) | 2012-10-17 | 2012-10-17 | Folding rail safety guard for medical nursing bed and manufacturing method of folding rail safety guard |
Applications Claiming Priority (1)
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CN2012103940310A CN102907959A (en) | 2012-10-17 | 2012-10-17 | Folding rail safety guard for medical nursing bed and manufacturing method of folding rail safety guard |
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CN102907959A true CN102907959A (en) | 2013-02-06 |
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CN2012103940310A Pending CN102907959A (en) | 2012-10-17 | 2012-10-17 | Folding rail safety guard for medical nursing bed and manufacturing method of folding rail safety guard |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107661180A (en) * | 2016-07-27 | 2018-02-06 | 上海品兴科技有限公司 | A kind of medical treatment and nursing Cribguard with reinforcement structure |
WO2018176379A1 (en) * | 2017-03-31 | 2018-10-04 | 闲客智能(深圳)科技有限公司 | Guardrail for smart bed |
Citations (6)
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CN2605783Y (en) * | 2003-03-07 | 2004-03-10 | 上海品兴科技有限公司 | Safety rail on bed |
US20080010745A1 (en) * | 2005-08-11 | 2008-01-17 | Medicraft Australia Pty. Limited. | Rail for hospital bed |
CN101637970A (en) * | 2008-07-31 | 2010-02-03 | 施金亨 | Plastic hollow container extruding and blowing machine |
CN201504842U (en) * | 2009-09-28 | 2010-06-16 | 蒋一翔 | Hollow blowing bench |
CN201822351U (en) * | 2010-10-15 | 2011-05-11 | 上海品兴科技有限公司 | Supporting element applied to lifting guardrail device of medical bed |
CN102715749A (en) * | 2012-07-13 | 2012-10-10 | 江苏永发医用设备有限公司 | Crossbar guardrail on medical bed |
-
2012
- 2012-10-17 CN CN2012103940310A patent/CN102907959A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2605783Y (en) * | 2003-03-07 | 2004-03-10 | 上海品兴科技有限公司 | Safety rail on bed |
US20080010745A1 (en) * | 2005-08-11 | 2008-01-17 | Medicraft Australia Pty. Limited. | Rail for hospital bed |
CN101637970A (en) * | 2008-07-31 | 2010-02-03 | 施金亨 | Plastic hollow container extruding and blowing machine |
CN201504842U (en) * | 2009-09-28 | 2010-06-16 | 蒋一翔 | Hollow blowing bench |
CN201822351U (en) * | 2010-10-15 | 2011-05-11 | 上海品兴科技有限公司 | Supporting element applied to lifting guardrail device of medical bed |
CN102715749A (en) * | 2012-07-13 | 2012-10-10 | 江苏永发医用设备有限公司 | Crossbar guardrail on medical bed |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107661180A (en) * | 2016-07-27 | 2018-02-06 | 上海品兴科技有限公司 | A kind of medical treatment and nursing Cribguard with reinforcement structure |
WO2018176379A1 (en) * | 2017-03-31 | 2018-10-04 | 闲客智能(深圳)科技有限公司 | Guardrail for smart bed |
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Application publication date: 20130206 |