CN101912330B - Rescue stretcher of split folding type - Google Patents
Rescue stretcher of split folding type Download PDFInfo
- Publication number
- CN101912330B CN101912330B CN 201010253996 CN201010253996A CN101912330B CN 101912330 B CN101912330 B CN 101912330B CN 201010253996 CN201010253996 CN 201010253996 CN 201010253996 A CN201010253996 A CN 201010253996A CN 101912330 B CN101912330 B CN 101912330B
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- stretcher
- support
- litter
- split
- rescue
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Abstract
The invention relates to a rescue stretcher of a split folding type, belonging to machinery. The rescue stretcher of the split folding type comprises a stretcher as a bottom frame part and a litter as the upper part, wherein the litter comprises a main litter and an auxiliary litter as well as a changeable auxiliary litter supporting frame and stretcher handles, wherein the stretcher comprises a rectangular four-rod chassis frame body, an electric push rod, a lifting bracket in an X-shaped structure, a sliding guide rail and a wheel set, the litter comprises the main litter and the auxiliary litter the main bodies of which have basically identical structures, outline dimensions and same purpose, and the auxiliary litter at the upper layer can be taken down as required to form a single-layer stretcher. Compared with a traditional common litter, the invention can improve the rescue efficiency in multiples and can be freely dismounted and folded to be portable for a medical staff.
Description
Technical field
The present invention relates to mechanically, particularly a kind of Split foldable rescue stretcher vehicle espespecially can improve the Split foldable rescue stretcher vehicle of rescue efficiency and quality, novel double-layer.
Background technology
Stretcher rescues at the scene, transport in the treatment and play an important role.The stretcher simple operation whether, whether use reliably, whether Portable durable determining that can stretcher better play a role.
At present, the stretcher product that is widely used in the medical aid mostly is the common stretcher of frame-type, although simple in structure, with low cost, in the rescue volume and weight large, carry inconvenience, frequent to moving patients owing to rescuing in the process simultaneously, very easily cause secondary injury.
Summary of the invention
The object of the present invention is to provide a kind of Split foldable rescue stretcher vehicle of novel double-layer, solve existing stretcher volume large, carry inconvenience, owing to rescuing in the process frequently to moving patients, very easily cause the problem of secondary injury simultaneously.
In line with the design concept that people-oriented, according to the rescue work characteristics, take into full account the practical situation in the rescue, its stretcher part can rapid-assembling and is disassembled, the delivery stretcher adopts electric pushrod, but freedom retractable under it drives, it highly can free adjustment, realizes support freedom retractable and ambulance up and down.
The present invention specifically comprises:
Split foldable rescue stretcher vehicle is comprised of two parts, comprise the stretcher of bottom and the stretcher on top, stretcher by the chassis support body and be installed on electric pushrod, lifting support, the rail plate on the support body of chassis and be located at the bottom wheels form, but its stretcher is provided with rapid-assembling or disassembles into split left and right and the front and back accordion structure, under the driving of electric pushrod on the stretcher, the height of its stretcher can free adjustment.Wherein:
The chassis support body is four bar metallic combination structures of rectangle, be used for supporting the load of stretcher and top stretcher, electric pushrod is fixedly mounted on an end of chassis support body, and it is made of push rod body and scalable push rod, and scalable push rod is connected with the cross bar of lifting support bottom;
Electric pushrod adopts dc source to drive;
Wheels are comprised of front wheels and rear wheels, and front wheels are a pair of universal guide wheel, and when stretcher was transferred on the ambulance by ground, the front jocket wheel of stretcher guiding stretcher made stretcher steadily push rapidly in the ambulance;
Be installed on the X-type construction package that the lifting support on the support body of chassis is comprised of shape, formed by right strut members, connecting rod, left branching rod body and top support body, the connecting rod of left and right strut members respectively connects as one the right strut members of lifting support and two strut members of left branching rod body, and the two is arranged in a crossed manner, consists of an X-type construction package; The quarter butt of the bottom of its right strut members and chassis support body rectangle four bar hardwares is movably hinged; And the bottom of left branching rod body is slidingly connected mutually with two guide rails that are fixedly installed on the support body of chassis, its connected mode is that the sleeve pipe on the left branching rod body bottom bar both ends is inserted on two tubular slide rails on the plate rail body on earth, so that the left body of rod can slide at two tubular slide rails, that is the telescopic drive by electric pushrod, change the variation that lifting support consists of the left and right two strut members angles of X-type structure, and change the position height of stretcher on the stretcher; The right strut members of lifting support and left branching rod body respectively have connecting rod to connect and are integrated, and the cross bar of the upper end of left branching rod body and right strut members and stretcher top support body is hinged, with stretching, extension or the contractile motion requirement of satisfying lifting support X-type structure.
Stretcher is comprised of main stretcher and secondary stretcher, be arranged on the support body on stretcher top, and consist of upper and lower double-deck stretcher, be installed on the stretcher support body is main stretcher, and be positioned at main stretcher top for secondary stretcher, main stretcher can separate with the stretcher of bottom, main stretcher also can separate with secondary stretcher, main stretcher and secondary stretcher body have essentially identical structure and contour dimension, and identical purposes, also can take off as required the secondary stretcher on upper strata, consist of the stretcher of monolayer.
Stretcher is by collapsible body, split retaining mechanism, folding joint, shovel load-bearing supporting plate forms, wherein collapsible body is detachable structure, by about each one combine, splitting retaining mechanism is a movable connected structure, mainly by splitting retaining mechanism by plug connector, split the locking bearing pin, split locking bearing pin spring, split the locking trip bolt and split the retaining mechanism plug connector and form, wherein split retaining mechanism by plug connector be connected the retaining mechanism plug connector and be connected with shaped steel on the foldable stretcher body respectively, so that two splits can be split and place, reduce the space of occupying; Folding joint is that hinged two parts form, two splits of collapsible body can be folded together to overlap to place and reduce area occupied, also can launch and be assembled into overall structure for the patient, collapsible body is the overall structure that is linked together by four frames in the use, and stretcher will split into monomer before assembling or in the mobile transportation, and will be flexible.
There are four to be used for secondary stretcher bracing frame on the main stretcher, it mainly is comprised of night bolt, support limit piece, support limit piece pivot pin, support arm turning cylinder and support arm, the support arm of secondary stretcher bracing frame and the top support body on the lifting support are detachable the flexible connection, support arm can be erectility, also can be placed on upper shelf side section, when using the Dual-layer stretcher structure, by night bolt the support arm of erectility is fixed, the top support body of main stretcher and the foldable stretcher body of secondary stretcher are linked into an integrated entity, consist of double-deck stretcher; Stretcher handle is fixed on the top support body of lifting support of stretcher.
Be provided with front end guidance wheel, stretcher handle at the top of bottom stretcher support body, its stretcher handle is provided with can be for the electric switch of stretcher operation, and it can also control the lifting of its stretcher.
The invention has the advantages that:
1 compares with original common stretcher, adopts double layer design can significantly improve rescue efficiency, and, can freely dismantle, folding, volume is little, lightweight, is convenient to that small space uses and the carrying of medical personnel.
2, product adopts high-intensity alloy material to make; lightweight; flexible operation; be a kind of detachable first aid stretcher; in the situation that removing patient not; realize rapidly transportation of patients to stretcher, and when stretcher unloads patient, avoided the rehandling patient, be of value to protection patient injury.Can be placed directly in operating-table on together with stretcher patient during rescue or on the sick bed, under patient's body, shift out after again stretcher being decomposed, reduce the frequent movement to patient, avoid secondary injury.
3, adopt electric pushrod to drive stretcher folding and unfolding X-shaped support, after the stretcher guide wheel supports on the ambulance, can realize that stretcher together with the getting on the bus, get off of stretcher, has reduced rescue personnel's labor intensity, improved rescue efficiency.
4, for different road surfaces, as be with angled stair etc., stretcher has designed the fixed angle handle, prevent patient's slip, and improved patient's comfort level, be combined with stretcher on mild road surface, be convenient to medical personnel to patient's transhipment, be applicable to hospital, sports ground and battlefield high-storey and rescue use.
Description of drawings
Fig. 1 is Split foldable rescue stretcher vehicle assembly structure figure schematic diagram.
Fig. 2 is that secondary stretcher bracing frame erectility is along the cutaway view schematic diagram of night bolt centrage.
Fig. 3 is secondary stretcher bracing frame erectility structural representation.
Fig. 4 is that secondary stretcher bracing frame is set level state along the cutaway view schematic diagram along the night bolt centrage.
Fig. 5 is that secondary stretcher bracing frame is set level the status architecture schematic diagram.
Fig. 6 illustrates intention for splitting the retaining mechanism syndeton.
Sequence number implication among the figure: 1 stretcher, 2 stretchers, 11 electric pushrods, 111 flexible push rods, 112 push rod bodies, 12 lifting supports, 121 right strut members, 122 connecting rods, 123 left branching rod bodies, 124 top support bodys, 13 rail plates, 14 chassis support bodys, 15 wheels, 151 leading opinions, 152 rear introductions, the leading opinion of 16 stretchers, 17 position-limit mechanisms, 18 secondary stretcher bracing frames, 181 night bolts, 182 springs, 183 spring housings, 184 support limit pieces, 185 support limit piece pivot pins, 186 support arm turning cylinders, 187 support arms, 188 rubber buffers, 21 split retaining mechanism, 211 by plug connector, 212 bearing pins, 213 bearing pin springs, 214 trip bolts, 215 plug connectors, 22 folding joints, 23 foldable stretcher bodies, 24 shovel load-bearing holder versions, connecting rod 25.
The specific embodiment
As shown in Figure 1, the present invention is made of the stretcher 1 of underframe part and the stretcher 2 on top, and its stretcher 2 is installed on the stretcher 1.
Stretcher 1 is comprised of chassis support body 14 and the electric pushrod 11, lifting support 12, the electric pushrod rail plate 13 that are installed on the support body of chassis.
Chassis support body 14 is bearing parts of this stretcher, comprise the stretcher that carries top and by the deliverer, it is four bar metallic combination structures, and be dismountable structural shape, its electric pushrod 11, lifting support 12 and rail plate 13 all are installed on the chassis support body 14, wherein electric pushrod 11 is made of push rod body 111 and scalable push rod 112, is fixedly mounted on an end of chassis support body 14, and scalable push rod 112 is hinged with the cross bar of lifting support 12 bottoms; But lifting support 12 freedom retractables under electric pushrod 11 drives, and highly can free adjustment.Wherein electric pushrod 11 adopts dc sources to drive, and electric pushrod 11 has electric auto-lock function, to guarantee stretcher stable working and smoothly lifting.
Chassis support body 14 is provided be used to the rail plate 13 that satisfies lifting support 12 slippages, and its stock direction that is parallel to chassis support body 14 rectangles four bars is installed, and about being each one.
The bottom of stretcher 1 is provided with wheels 15, be comprised of front wheels 151 and rear wheels 152, front wheels are a pair of universal guide wheel, when stretcher is transferred on the ambulance by ground, the front wheels guiding stretcher of stretcher steadily pushes in the ambulance stretcher rapidly.
Lifting support 12 is X-type structures, made by the shape combination, the support body 124 on its right strut members 121 by lifting support 14, connecting rod 122, left branching rod body 123 and top forms, its right strut members 121 is movably hinged with chassis support body 14 rectangles four bar quarter butts, with the fixed-axis rotation requirement of the lifting of satisfying lifting support; The left branching rod body of lifting support is slidingly connected mutually with two pipe rail plates 13 that are fixedly installed on the chassis support body 14, its connected mode is that the axle sleeve on the left branching rod body bottom is set in two tubular type guide rails that are fixed on the support body of chassis, and its axle sleeve can slide at two guide rails, that is the telescopic drive by electric pushrod 11, change lifting support 12 and consist of left and right two strut members 121 of X-type structure and the variation of 123 angles, and change the height of stretcher on the stretcher; The right strut members 121 of lifting support 12 and left branching rod body 123 respectively have many connecting rods 122 to connect and are integrated.
The top support body 124 of the top of lifting support 12 and stretcher is hinged, be provided with front end guidance wheel 16, stretcher limiting mechanism 17 and stretcher handle 19 at top support body 124, stretcher handle 19 is connected with stretcher top support body 124, be used for the push-and-pull stretcher, be installed on the lifting that electric switch (not shown) on the stretcher handle can be controlled its stretcher.Limiting mechanism 17 has the locator qualification effect to leading opinion 16.
By accompanying drawing 2 to accompanying drawing 5 and consult accompanying drawing 1, from figure, can be clear that, secondary stretcher bracing frame 18 assemblies are by night bolt 181, spring 182, spring housing 183, support limit piece 184, support limit piece pivot pin 185, support arm turning cylinder 186, support arm 187, rubber buffer 188 forms, support arm 187 is flexibly connected mutually by the longeron of support arm turning cylinder 186 with stretcher top support body 124, that is extract under the stretcher top support body 124 longeron states at night bolt 181, support arm 187 can be on support body 124 longerons of stretcher top fixed-axis rotation, the syndeton state of standing as shown in Figure 3 and the syndeton state of setting level shown in the accompanying drawing 5; Wherein support limit piece 184 is fixed on the support arm 187 by support limit piece pivot pin 185, and can rotate take support limit piece pivot pin 185 as the axle center, when support arm 187 erectility, the opening upwards of support limit piece 184, has the function that supports the collapsible body 23 of secondary stretcher, and when setting level state, support limit piece 184 turns over the side that turnback is limited to stretcher top support body beam 124.
As shown in Figure 6, and referring to accompanying drawing 1, stretcher 2 specifically is comprised of fractionation retaining mechanism 21, collapsible body 23, folding joint 22, shovel load-bearing supporting plate 24, wherein collapsible body 23 is detachable structure, by about each one combine, splitting retaining mechanism 21 is a movable connected structure, specifically by being formed by plug connector 211, bearing pin 212, bearing pin spring 213, trip bolt 214 and plug connector 215.This connected structure can be assembled into integral body with collapsible body 23, also it can be split folding the placement.When being difficult for moving by the deliverer, the shovel load-bearing supporting plate 24 of collapsible body can insert by deliverer's health below, forms fast whole stretcher by splitting retaining mechanism 21.
It is fixedly connected with the split of foldable stretcher body 23 respectively with plug connector 215 by plug connector 211, when connecting into fast the overall structure of foldable stretcher body, at first bearing pin 212 is fixed to and tears open by in the hole of plug connector 211, and tentatively screw trip bolt 214, compress bearing pin spring 213, then bearing pin 212 is inserted by in the plug connector 211, again lock trip bolt 214, namely finish integral installation; Reverse operating can be finished the fractionation of foldable stretcher body.
During field rescue, medical personnel with stretcher by pulling out in the ambulance, the stretcher lower limb is fallen by electric push rod driving by switch, medical personnel move to stretcher near the wounded, patient is lifted on the main stretcher that separates with stretcher, the main stretcher that then wounded will be housed is lifted to stretcher, if any several the wounded the secondary stretcher bracing frame of variable bit is propped, put secondary stretcher in order to prop up, medical personnel can carry on secondary stretcher with second patient and be placed on the secondary stretcher bracing frame on the stretcher, medical personnel are pushed into the ambulance trunk at the stretcher that patient will be housed, when stretcher is got on the bus, and same Push switch, adjust the front jocket wheel height by electric pushrod, pack up the stretcher bracing frame, by front jocket wheel guiding stretcher, medical personnel can push stretcher and patient in the compartment very easily together.
The major-minor stretcher also can separate with stretcher separately folding the use.Stretcher can fold, and is convenient to carrying of medical personnel.And when to the special wounded's rescue, split function about stretcher and just brought into play effect, medical personnel can open clamp stretcher is split into two sides, the left and right sides, under patient's body shovel as, afterwards that clamp is locked, lift patient to sick bed again or on the operating-table.Medical personnel open clamp again, and left and right sides two parts of stretcher are withdrawn under patient's body.
Claims (2)
1. Split foldable rescue stretcher vehicle, comprise the stretcher (1) of bottom and stretcher (2) two parts on top, its stretcher (1) is by chassis support body (14), and be installed on electric pushrod (11) on the support body of chassis, lifting support (12), rail plate (13) and the wheels of being located at the bottom form, it is characterized in that: stretcher (2) is comprised of main stretcher and secondary stretcher, be arranged on the chassis support body (14) of stretcher, and on consisting of, lower double-deck stretcher, main stretcher and secondary stretcher body have essentially identical structure and contour dimension, and identical purposes, also can take off as required the secondary stretcher on upper strata, consist of the stretcher of monolayer;
Stretcher (2) is specifically by collapsible body (23), split retaining mechanism (21), folding joint (22), shovel load-bearing supporting plate (24) forms, wherein collapsible body (23) is detachable structure, by about each one combine, splitting retaining mechanism (21) is a movable connected structure, by by plug connector (211), bearing pin (212), bearing pin spring (213), trip bolt (214) and plug connector (215) form, it can be assembled into integral body with collapsible body (23), also it can be split folding the placement, reduce the space of occupying: in use collapsible body (23) is the integral body that is linked together by four frames, and stretcher will split into monomer before assembling or in the mobile transportation;
Wheels (15) bottom being located at are comprised of the front wheels (151) of rear wheels (152) and universal guide wheel;
Under the driving of the upper electric pushrod (11) of stretcher (1), the height of the stretcher on its top (2) can free adjustment.
2. Split foldable rescue stretcher vehicle according to claim 1, it is characterized in that: top support body (124) is provided with four bracing frames (18) that are used for secondary stretcher, and it is comprised of night bolt (181), spring (182), spring housing (183), support limit piece (184), support limit piece pivot pin (185), support arm turning cylinder (186), support arm (187), rubber buffer (188); Stretcher at bottom is provided with front end guidance wheel (16), stretcher limiting mechanism (17) and stretcher handle (19), stretcher handle (19) is fixed on lifting support (12) the top support body (124) of stretcher (1), and stretcher handle (19) is provided with the electric switch that can do for personnel the stretcher operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010253996 CN101912330B (en) | 2010-08-16 | 2010-08-16 | Rescue stretcher of split folding type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010253996 CN101912330B (en) | 2010-08-16 | 2010-08-16 | Rescue stretcher of split folding type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101912330A CN101912330A (en) | 2010-12-15 |
| CN101912330B true CN101912330B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010253996 Expired - Fee Related CN101912330B (en) | 2010-08-16 | 2010-08-16 | Rescue stretcher of split folding type |
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| CN (1) | CN101912330B (en) |
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| CN112674947A (en) * | 2021-01-12 | 2021-04-20 | 湖北省肿瘤医院（湖北省肿瘤研究所） | Patient transfer device convenient to control for breast surgery nurse |
| CN114028121A (en) * | 2021-11-10 | 2022-02-11 | 芜湖市第二人民医院 | Be used for hepatobiliary surgery to concentrate and empty drainage liquid nursing car |
| CN114017461B (en) * | 2021-11-12 | 2023-08-04 | 上海新纪元机器人有限公司 | Vehicle-mounted double-layer stretcher, vibration reduction platform of vehicle-mounted double-layer stretcher and control method |
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|---|---|
| CN101912330A (en) | 2010-12-15 |
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Granted publication date: 20130403 Termination date: 20130816 |