CN204379571U - A kind of adjustable for height Collapsible stretcher carriage - Google Patents
A kind of adjustable for height Collapsible stretcher carriage Download PDFInfo
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- CN204379571U CN204379571U CN201420820446.4U CN201420820446U CN204379571U CN 204379571 U CN204379571 U CN 204379571U CN 201420820446 U CN201420820446 U CN 201420820446U CN 204379571 U CN204379571 U CN 204379571U
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- stretcher
- sweep
- bar
- leading screw
- inclined shore
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Abstract
The utility model discloses a kind of adjustable for height Collapsible stretcher carriage, belong to field of medical products.Specifically comprise universal wheel, supported folding support and stretcher sweep, in Collapsible stretcher carriage: supported folding support comprises inclined shore bar and horizontal support bar, one end of inclined shore bar is provided with universal wheel, the other end and the horizontal support bar of inclined shore bar are hinged in hinged place, and inclined shore bar is provided with bolt; Be preset with sliding recess bottom stretcher sweep, sliding recess inner width mates with the width of horizontal support bar; Be provided with leading screw governor motion bottom stretcher sweep, leading screw governor motion and hinged place inconsistent; Stretcher sweep comprises the first stretcher sweep and the second stretcher sweep, and the first stretcher sweep is connected by retaining mechanism with the second stretcher sweep.This utility model, by using supported folding support, can realize stretcher height adjustment within the specific limits, and can be folded by car body when not using, improve the conevying efficiency to patient.
Description
Technical field
This utility model relates to field of medical products, particularly the adjustable for height Collapsible stretcher carriage of one.
Background technology
Under the scenes such as hospital, disaster relief scene, there will be the wounded, in order to give treatment to the wounded in time, needing the wounded to be transported to fast medical space transports, and under this demand, stretcher arises at the historic moment.
Stretcher, while the realization transport wounded, should reduce the bindiny mechanism using structure more complicated, as far as possible with general assembling tool during assembling, and weight reduction as far as possible, realize minimizing of volume, be convenient to transport.Stretcher is of a great variety, and can be divided into Foldable medical truckle, lifting type stretcher car etc. structure, Foldable medical truckle can adapt in emergency circumstances to the requirement of stretcher well, lifting type stretcher car, can realize lifting continuously.
Realizing in process of the present utility model, inventor finds that prior art at least exists following problem:
Foldable medical truckle can not realize continuous elevating function, its application is under special circumstances made to receive certain restriction, lifting type stretcher car, although the adjustment of height can be realized, but it can not realize quick despatch, and volume is large, structure is more complicated, above-mentioned two kinds of structures all can affect and use stretcher to the conevying efficiency of patient.
Summary of the invention
In order to solve the problem of prior art, this utility model provides a kind of adjustable for height Collapsible stretcher carriage, comprises universal wheel, supported folding support and stretcher sweep, in described Collapsible stretcher carriage:
Described supported folding support comprises inclined shore bar and horizontal support bar, and one end of described inclined shore bar is provided with described universal wheel, and the other end and the described horizontal support bar of described inclined shore bar are hinged, in the middle part of described inclined shore bar, be provided with bolt;
Be preset with sliding recess bottom described stretcher sweep, described sliding recess inner width mates with the width of described horizontal support bar;
Be provided with leading screw governor motion bottom described stretcher sweep, described leading screw governor motion and described inclined shore bar and the hinged hinged place of described horizontal support bar inconsistent;
Described stretcher sweep comprises the first stretcher sweep and the second stretcher sweep, and described first stretcher sweep is connected by retaining mechanism with described second stretcher sweep.
Optionally, described supported folding support specifically comprises:
First inclined shore bar, the second inclined shore bar, the 3rd inclined shore bar and the 4th inclined shore bar, first horizontal support bar, the second horizontal support bar, the 3rd horizontal support bar and the 4th horizontal support bar, one end of described first inclined shore bar, the second inclined shore bar, the 3rd inclined shore bar and the 4th inclined shore bar is all provided with described universal wheel;
The other end and described first horizontal support bar of described first inclined shore bar are hinged in the first hinged place, the other end and described second horizontal support bar of described second inclined shore bar are hinged in the second hinged place, the other end and described 3rd horizontal support bar of described 3rd inclined shore bar are hinged in the 3rd hinged place, and the other end and described 4th horizontal support bar of described 4th inclined shore bar are hinged in the 4th hinged place;
Bolt is provided with in the middle part of described first inclined shore bar, described second inclined shore bar, described 3rd inclined shore bar, described 4th inclined shore bar.
Optionally, in described Collapsible stretcher carriage, specifically comprise:
In the bottom of described first stretcher sweep and described second stretcher sweep, be provided with the sliding recess corresponding with described first horizontal support bar and described 4th horizontal support bar, the width of described sliding recess mates with the width of described first horizontal support bar and described 4th horizontal support bar;
Described second horizontal support bar and described 3rd horizontal support bar are fixed on bottom described first stretcher sweep by fastening bolt;
In the bottom of described second stretcher sweep, be also provided with the Bearning mechanism corresponding with described sliding recess;
Optionally, described sliding recess specifically comprises:
One end of described sliding recess is provided with limiting buffer block.
Optionally, described leading screw governor motion specifically comprises:
In described leading screw governor motion, be provided with leading screw hands handle, described leading screw hands handle is connected with leading screw handwheel;
Main body leading screw is provided with in described leading screw adjustment structure, one end of described main body leading screw is connected with described leading screw handwheel by leading screw erecting bed, the described main body leading screw other end is connected with leading screw push rod, is provided with radial needle bearing and needle roller thrust bearing in described leading screw erecting bed;
In described leading screw governor motion, be also provided with at least two push rod slip cell bodies.
Optionally, described retaining mechanism comprises:
Clamping screw and the locking latch be arranged in described stretcher sweep groove.
Optionally, described Collapsible stretcher carriage also comprises:
Be arranged on the folding guardrail mechanism of described stretcher sweep both sides, and be arranged on the collapsible drip stand mechanism at described stretcher sweep two ends;
Wherein, described folding guardrail mechanism comprises folding guardrail, and described folding guardrail is fixedly connected with the first sliding bar, and one end of described first sliding bar is inconsistent with the spring be arranged in described stretcher sweep lateral grooves;
Described collapsible drip stand mechanism comprises drip stand, and described drip stand is fixedly connected with the second sliding bar, and one end of described second sliding bar is inconsistent with the spring be arranged in described stretcher sweep facing groove.
Optionally, described universal wheel comprises:
Wheel body, described wheel body is arranged on vibration damper plate by mandrel, and described vibration damper plate is connected with universal vibration-damped table by swivel bolt, between described vibration damper plate and described universal vibration-damped table, is also provided with damping spring;
In described universal vibration-damped table, be provided with radial needle bearing and needle roller thrust bearing.The beneficial effect that the technical scheme that this utility model provides is brought is:
By using supported folding support, stretcher height adjustment within the specific limits can be realized, and when not using, car body can be folded, improving the conevying efficiency to patient.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of adjustable for height Collapsible stretcher carriage that this utility model provides;
Fig. 2 is the structural representation of the supported folding support that this utility model provides;
Fig. 3 is the structural representation of the bottom of the stretcher sweep that this utility model provides;
Fig. 4 is the structural representation of the Bearning mechanism that this utility model provides;
Fig. 5 is the structural representation of the sliding recess that this utility model provides;
Fig. 6 is the structural representation of the leading screw governor motion that this utility model provides;
Fig. 7 is another structural representation of the leading screw governor motion that this utility model provides;
Fig. 8 a is the structural representation of the retaining mechanism that this utility model provides;
Fig. 8 b is the structural representation of the stretcher sweep locking that this utility model provides;
Fig. 9 is the structural representation of the folding guardrail mechanism that this utility model provides;
Figure 10 is the structural representation of the collapsible drip stand mechanism that this utility model provides;
Figure 11 is the detailed construction schematic diagram of the universal wheel part that this utility model provides;
Figure 12 is the structural representation under Collapsible stretcher carriage that this utility model provides is in folding mode;
Figure 13 is that the Collapsible stretcher carriage that this utility model provides is in semi-open mode configuration schematic diagram;
Figure 14 is that Collapsible stretcher carriage that this utility model provides is in and opens mode configuration schematic diagram completely.
Detailed description of the invention
For making structure of the present utility model and advantage clearly, below in conjunction with accompanying drawing, structure of the present utility model is further described.
Embodiment one
The all parts related in the present embodiment and sequence number as follows:
Critical piece: universal wheel 1, supported folding support 2, stretcher sweep 3, inclined shore bar 4, horizontal support bar 5, hinged place 6, bolt 7, sliding recess 8, leading screw governor motion 9, retaining mechanism 10, fastening bolt 11, Bearning mechanism 12, limiting buffer block 13, folding guardrail mechanism 14, collapsible drip stand mechanism 15;
And subassembly wheel body 1-1, mandrel 1-2, vibration damper plate 1-3, swivel bolt 1-4, universal vibration-damped table 1-5, damping spring 1-6, radial needle bearing 1-7, needle roller thrust bearing 1-8, Shock-proof bolt 1-9, attaching nut 1-10, the first stretcher sweep 3-1 and the second stretcher sweep 3-2, the first inclined shore bar 4-1, second inclined shore bar 4-2, 3rd inclined shore bar 4-3, 4th inclined shore bar 4-4, the first horizontal support bar 5-1, second horizontal support bar 5-2, 3rd horizontal support bar 5-3 and the 4th horizontal support bar 5-4, the first hinged place 6-1, second hinged place 6-2, 3rd hinged place 6-3, 4th hinged place 6-4, leading screw hands is 9-1, leading screw handwheel 9-2, main body leading screw 9-3, leading screw erecting bed 9-4, leading screw push rod 9-5, radial needle bearing 9-6, needle roller thrust bearing 9-7, push rod slip cell body 9-8, sliding recess 9-9, clamping screw 10-1, locking latch 10-2, groove 10-3, protruding 10-4, sub-groove 10-5, folding guardrail 14-1, first sliding bar 14-2, spring 14-3, drip stand 15-1, second sliding bar 15-2, spring 15-3.
Based on above-mentioned parts, this utility model provides a kind of adjustable for height Collapsible stretcher carriage, comprises universal wheel 1, supported folding support 2 and stretcher sweep 3, as shown in Figure 1, in described Collapsible stretcher carriage:
Described supported folding support 2 comprises inclined shore bar 4 and horizontal support bar 5, one end of described inclined shore bar 4 is provided with described universal wheel 1, the other end and the described horizontal support bar 5 of described inclined shore bar 4 are hinged, in the middle part of described inclined shore bar 4, be provided with bolt 7;
Be preset with sliding recess 8 bottom described stretcher sweep 3, described sliding recess 8 inner width mates with the width of described horizontal support bar 5;
Be provided with leading screw governor motion 9 bottom described stretcher sweep 3, described leading screw governor motion 9 and described inclined shore bar and the hinged hinged place 6 of described horizontal support bar inconsistent;
Described stretcher sweep 3 comprises the first stretcher sweep 3-1 and the second stretcher sweep 3-2, and described first stretcher sweep 3-1 is connected by retaining mechanism 10 with described second stretcher sweep 3-2.
In force, at the middle part of four inclined shore bars 4, be installed with bolt 7, each inclined shore bar 4 all can be rotated around bolt 7, all be provided with universal wheel in one end of each inclined shore bar 4, the other end of each inclined shore bar 4 is then hinged in hinged place 6 with one end of a horizontal support bar 5 respectively.The bottom of stretcher sweep 3 is provided with sliding recess 8, and the inner width of this sliding recess 8 mates with the width of horizontal support bar 5, and horizontal support bar 5 can be slided in sliding recess 8.Also be provided with leading screw governor motion 9 in the bottom of stretcher sweep 3, this leading screw governor motion 9 is inconsistent with hinged place 6, thus passes through the position of screw mandrel adjustment structure 9, can adjust the position that screw mandrel adjustment structure 9 is conflicted with hinged place 6.Four inclined shore bars 4 form " X " structure by bolt 7, when that is two groups of intersections move respectively to both sides two end points of this " X " superstructure, height i.e. the universal wheel 1 of " X " structure also can diminish with the distance bottom stretcher sweep 3 thereupon, thus realize the altitude mixture control of this stretcher.Simultaneously because the first stretcher sweep 3-1 is connected by retaining mechanism 10 with described second stretcher sweep 3-2, when this retaining mechanism 10 is opened, two stretcher sweeps just can fold, when using etc. needs, by this retaining mechanism 10, two stretcher sweeps are fixed, make stretcher be in transportable state.At the edge of the second stretcher sweep 3-2, be also provided with auxiliary universal wheel.
From the angle of macroscopic view, recapitulative introduction is carried out to this adjustable for height stretcher above, the angle respectively from supported folding support 2, sliding recess 8, leading screw governor motion 9, retaining mechanism 10, folding guardrail mechanism 14, collapsible drip stand mechanism 15, universal wheel 1 has been explained in detail explanation in local to this stretcher below.
Wherein, as shown in Figure 2, described supported folding support 2 specifically comprises:
First inclined shore bar 4-1, the second inclined shore bar 4-2, the 3rd inclined shore bar 4-3 and the 4th inclined shore bar 4-4, first horizontal support bar 5-1, the second horizontal support bar 5-2, the 3rd horizontal support bar 5-3 and the 4th horizontal support bar 5-4, one end of described first inclined shore bar 4-1, the second inclined shore bar 4-2, the 3rd inclined shore bar 4-3 and the 4th inclined shore bar 4-4 is all provided with described universal wheel 1;
The other end and the described first horizontal support bar 5-1 of described first inclined shore bar 4-1 are hinged at the first hinged place 6-1, the other end and the described second horizontal support bar 5-2 of described second inclined shore bar 4-2 are hinged at the second hinged place 6-2, the other end and the described 3rd horizontal support bar 5-3 of described 3rd inclined shore bar 4-3 are hinged at the 3rd hinged place 6-3, and the other end and the described 4th horizontal support bar 5-4 of described 4th inclined shore bar 4-4 are hinged at the 4th hinged place 6-4;
Bolt 7 is provided with in the middle part of described first inclined shore bar 4-1, described second inclined shore bar 4-2, described 3rd inclined shore bar 4-3, described 4th inclined shore bar 4-4.
In force, first hinged place 6-1 and the 4th hinged place 6-4 is one group, be positioned at the bottom of the first stretcher sweep 3-1, second hinged place 6-2 and the 3rd hinged place 6-3 is another group, be positioned at the bottom of the second stretcher sweep 3-2, when the spacing of adjustment two groups of hinged places, the height of this stretcher will be made to change.
Wherein, as shown in Figure 3, in described Collapsible stretcher carriage, specifically comprise:
In the bottom of described first stretcher sweep 3-1 and described second stretcher sweep 3-2, be provided with the sliding recess 8 corresponding with described first horizontal support bar 5-1 and described 4th horizontal support bar 5-4, the width of described sliding recess 8 mates with the width of described first horizontal support bar 5-1 and described 4th horizontal support bar 5-2;
Described second horizontal support bar 5-2 and described 3rd horizontal support bar 5-3 is fixed on bottom described first stretcher sweep 3-1 by fastening bolt 11;
In the bottom of described second stretcher sweep 3-2, be also provided with the Bearning mechanism 12 corresponding with described sliding recess 8.
In force, first horizontal support bar 5-1 and described 4th horizontal support bar 5-2 slides in the sliding recess 8 arranged, because the width of sliding recess 8 limits, the first horizontal support bar 5-1 and described 4th horizontal support bar 5-4 only can move back and forth in one direction.Simultaneously due to the Bearning mechanism 12 of such as Fig. 4 setting, under guaranteeing that the first horizontal support bar 5-1 and described 4th horizontal support bar 5-4 can not depart from the prerequisite of sliding recess 8 further, the first horizontal support bar 5-1 and the resistance of described 4th horizontal support bar 5-4 in sliding process can also be reduced, reduce the wearing and tearing in use procedure, increase the service life.
Further, as shown in Figure 5, described sliding recess 8 specifically comprises:
One end of described sliding recess 8 is provided with limiting buffer block 13.
In force, one end of sliding recess is provided with limiting buffer block 13, before the first horizontal support bar 5-1 and described 4th horizontal support bar 5-4 slides into one end of sliding recess 8, first the end face of two support bars can run into limiting buffer block 13, this limiting buffer block 13 is made by having certain elastic material, the shock dynamics of end face to the sliding recess end of two support bars can be reduced, thus the service life of elongate member.
Optionally, as shown in Figure 6, be provided with leading screw governor motion 9 bottom stretcher sweep 3-1 specifically to comprise:
In described leading screw governor motion 9, be provided with leading screw hands 9-1, described leading screw hands is connected 9-1 with leading screw handwheel 9-2;
Main body leading screw 9-3 is provided with in described leading screw adjustment structure 9, one end of described main body leading screw 9-3 is connected with described leading screw handwheel 9-2 by leading screw erecting bed 9-4, the other end of described main body leading screw 9-3 is connected with leading screw push rod 9-5, is provided with radial needle bearing 9-6 and needle roller thrust bearing 9-7 in described leading screw erecting bed 9-4.
In described leading screw governor motion 9, be also provided with at least two push rod slip cell body 9-8.
In force, leading screw hands is fixedly connected on 9-1 on the wheel rim of leading screw handwheel 9-2, the wheel shaft of leading screw handwheel 9-2 is directly fixed on the end face of main body leading screw 9-3, thus makes user when rotating threaded shaft hands is 9-1, main body leading screw 9-3 can be driven to rotate by leading screw handwheel 9-2.The other end of main body leading screw is then threaded with leading screw push rod 9-5, and when making main body leading screw 9-3 own rotation, under the effect be threaded, leading screw push rod 9-5 can carry out radial reciprocating motion relative to main body leading screw 9-3.Stability when rotating to keep main body leading screw 9-3, have adjusted the height of stretcher, main body leading screw 9-3 in the one end closing on leading screw handwheel 9-2, being also fixed on leading screw erecting bed 9-4 by radial needle bearing 9-6 and needle roller thrust bearing 9-7 as shown in Figure 7.
At least two push rod slip cell body 9-8 are also provided with in described leading screw governor motion, each push rod slip cell body 9-8 is all bolted on bottom stretcher sweep, the two ends of leading screw push rod 9-5 are set to cylindric, are provided with the sliding tray slided in the two ends for columned leading screw push rod 9-5 in each push rod slip cell body 9-8.Further, bottom this stretcher sweep, be also provided with the sliding recess 9-9 matched with leading screw push rod length, a part of leading screw push rod 9-5 be absorbed in sliding recess 9-9, produce the position-limiting action of two end faces to leading screw push rod 9-5.By the cooperation of leading screw slip cell body 9-8, sliding recess 9-9, thus stability when ensure that leading screw push rod 9-5 slides, namely improve the reliability of leading screw governor motion.
Optionally, as shown in Figure 8 a, the described retaining mechanism 10 for fixing the first stretcher sweep 3-1 and the second stretcher sweep 3-2 comprises:
Clamping screw 10-1 and the locking latch 10-2 be arranged in described stretcher sweep groove.
In force, locking latch 10-2 is positioned at the groove 10-3 of the first stretcher sweep 3-1 side, one end of locking latch 10-2 is provided with a protruding 10-4, clamping screw 10-1 is fixed just on the side of stretcher sweep by the mode that rotates and locking latch 10-2, and the entirety that clamping screw 10-1 and locking latch 10-2 is formed can be slided in this groove 10-3.In the position of another stretcher sweep of stretcher, be provided with another groove 10-5 as described in Figure.When two stretcher sweeps are combined, when locking latch 10-2 slides to the one end close to the second stretcher sweep 3-2 along groove 10-3, protruding 10-4 is positioned at one end of the second stretcher sweep 3-2 side one groove just, now, clamping screw 10-1 is rotated along the direction perpendicular to stretcher sweep side, under the drive of locking latch 10-2, also synchronous rotation to the second stretcher sweep 3-2 side grooves of protruding 10-4 is in the sub-groove 10-5 of stretcher sweep side, as shown in Figure 8 b, now due to the restriction of sub-groove 10-5, two stretcher sweeps can pin by locking latch 10-2, ensure that chain two stretcher sweeps form an entirety.
In addition to the above-mentioned parts, as Fig. 9 and as shown in Figure 10, described Collapsible stretcher carriage also comprises:
Be arranged on the folding guardrail mechanism 14 of described stretcher sweep 3 both sides, and be arranged on the collapsible drip stand mechanism 15 at described stretcher sweep two ends;
Wherein, described folding guardrail mechanism 14 comprises folding guardrail 14-1, and described folding guardrail 14-1 is fixedly connected with the first sliding bar 14-2, and one end of described first sliding bar 14-2 is inconsistent with the spring 14-3 be arranged in described stretcher sweep lateral grooves;
Described collapsible drip stand mechanism 15 comprises drip stand 15-1, and described drip stand 15-1 is fixedly connected with the second sliding bar 15-2, and one end of described second sliding bar 15-2 is inconsistent with the spring 15-3 be arranged in described stretcher sweep facing groove.
In force, the both sides of stretcher sweep 3 are provided with the strip notch parallel with sweep 3, in the both sides of one end in this strip groove, be provided with perpendicular to the short notch at strip notch, spring 14-3 is provided with in strip notch, under the elastic force of spring 14-3, the first sliding bar 14-2 is positioned at strip notch one end away from spring 14-3.
When the first sliding bar is subject to the power in direction as indicated by the arrows in the figure, first sliding bar 14-2 is while Compress Spring 14-3, when moving to the position of short notch along strip notch, 90 ° can be turned down along the direction of two short notches, after moving bossing, under the effect of spring 14-3 by compression, the first sliding bar 14-2 can move to strip notch one end away from spring 14-3 again, thus keeps steady statue.When this first sliding bar 14-2 turns down to sweep 3 top, be the normal operating condition of folding guardrail 14-1, when this first sliding bar 14-2 turns down the bottom to sweep 3, be the collapsed state of folding guardrail 14-1.
Apparent, each folding guardrail 14-1 is all connected with two the first sliding bar 14-2, namely takies two notches, corresponding with it, a drip stand 15-1 in each collapsible drip stand mechanism 15 is only connected with a second sliding bar 14-2, namely takies a notch.In addition, the principle of collapsible drip stand mechanism 15 is identical with folding guardrail mechanism 14, and namely drip stand also has and normally uses and pack up two states, and the principle herein for collapsible drip stand mechanism 15 repeats no more.Above-mentioned folding guardrail mechanism 14 for giving safety precautions in transport patient procedure; collapsible drip stand mechanism 15 is then for hanging position what need to provide when infusing to client need infusion bottle, and Liang Tao mechanism all can not needing be placed in folded state when using.
Optionally, as shown in figure 11, the universal wheel 1 being arranged on inclined shore frame 4 one end comprises:
Wheel body 1-1, described wheel body 1-1 is arranged on vibration damper plate 1-3 by mandrel 1-2, described vibration damper plate 1-3 is connected with universal vibration-damped table 1-5 by swivel bolt 1-4, between described vibration damper plate 1-3 and described universal vibration-damped table 1-5, is also provided with damping spring 1-6;
In described universal vibration-damped table 1-5, be provided with radial needle bearing 1-7 and needle roller thrust bearing 1-8.
In force, wheel body 1-1 is fixedly mounted on damping version 1-3 by mandrel 1-2, wheel body 1-1 can be rotated around mandrel 1-2, vibration damper plate 1-3 is connected with universal vibration-damped table 1-5 by swivel bolt 1-4, and between vibration damper plate 1-3 and described universal vibration-damped table 1-5, also have damping spring 1-6.In universal vibration-damped table 1-5, radial needle bearing 1-7 is for ensureing the rotation in the horizontal direction of this universal wheel, and needle roller thrust bearing is then for bearing the pressure of stretcher at vertical direction.
This damping spring is fixed in universal vibration-damped table by Shock-proof bolt 1-9 and attaching nut 1-10, as stretcher transport patient, pressure can be produced along universal vibration-damped table, this pressure meeting compression shock absorption spring 1-6, until when the elastic force of damping spring 1-6 generation and this pressure balance, make whole universal wheel be in steady statue.Simultaneously; when the stretcher of transport patient is passing through road surface of jolting; this damping spring 1-6 is in dynamic compression with springback process; produce elastic force and offset the impact brought on road surface; effectively slow down the vibrations that road conditions are brought to stretcher; improve the comfort level that patient on stretcher takes, also for the patient's condition of patient provides certain protection.
The adjustable for height Collapsible stretcher carriage proposed in the present embodiment, by using supported folding support, can realize stretcher height adjustment within the specific limits, and can be folded by car body when not using, improving the conevying efficiency to patient.
Embodiment two
This utility model provides a kind of adjustable for height Collapsible stretcher carriage using method, shown in specific as follows:
As shown in figure 12, now this stretcher is in folding state,
First, be that axle center is opened by two of stretcher sweep parts with bolt, form "T"-shaped shape as shown in fig. 13 that, now Foldable handrail by the description in embodiment one in opened condition.
Secondly, two stretcher sweeps are promoted to centre, make horizontal support bar enter sliding recess bottom stretcher, and make the first hinged place and the 4th hinged place be positioned at leading screw push rod place, make leading screw push rod and two hinged places inconsistent.
Then, retaining mechanism is used to be fixed by two stretcher sweeps.
Finally, rotating threaded shaft hands handle, make two hinged places under the adjustment of leading screw push rod, be positioned at suitable position, stretcher now presents the upstate shown in Figure 14, according to specific needs, can determine that drip stand is folding or open mode.
After finishing using, along the inverse step of above-mentioned steps, stretcher can be placed in folded state as shown in figure 12, be convenient to transport.
It should be noted that: the adjustable for height Collapsible stretcher carriage that above-described embodiment provides carries out the embodiment applied, only as explanation in actual applications in this adjustable for height Collapsible stretcher carriage, can also use in other application scenarios according to actual needs and by above-mentioned adjustable for height Collapsible stretcher carriage, its specific implementation process is similar to above-described embodiment, repeats no more here.
Each sequence number in above-described embodiment, just to describing, not to represent in the assembling of each parts or use procedure to obtain sequencing.
The foregoing is only embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. an adjustable for height Collapsible stretcher carriage, comprises universal wheel, supported folding support and stretcher sweep, it is characterized in that, in described Collapsible stretcher carriage:
Described supported folding support comprises inclined shore bar and horizontal support bar, and one end of described inclined shore bar is provided with described universal wheel, and the other end and the described horizontal support bar of described inclined shore bar are hinged, in the middle part of described inclined shore bar, be provided with bolt;
Be preset with sliding recess bottom described stretcher sweep, described sliding recess inner width mates with the width of described horizontal support bar;
Be provided with leading screw governor motion bottom described stretcher sweep, described leading screw governor motion and described inclined shore bar and the hinged hinged place of described horizontal support bar inconsistent;
Described stretcher sweep comprises the first stretcher sweep and the second stretcher sweep, and described first stretcher sweep is connected by retaining mechanism with described second stretcher sweep.
2. Collapsible stretcher carriage according to claim 1, is characterized in that, described supported folding support specifically comprises:
First inclined shore bar, the second inclined shore bar, the 3rd inclined shore bar and the 4th inclined shore bar, first horizontal support bar, the second horizontal support bar, the 3rd horizontal support bar and the 4th horizontal support bar, one end of described first inclined shore bar, the second inclined shore bar, the 3rd inclined shore bar and the 4th inclined shore bar is all provided with described universal wheel;
The other end and described first horizontal support bar of described first inclined shore bar are hinged in the first hinged place, the other end and described second horizontal support bar of described second inclined shore bar are hinged in the second hinged place, the other end and described 3rd horizontal support bar of described 3rd inclined shore bar are hinged in the 3rd hinged place, and the other end and described 4th horizontal support bar of described 4th inclined shore bar are hinged in the 4th hinged place;
Bolt is provided with in the middle part of described first inclined shore bar, described second inclined shore bar, described 3rd inclined shore bar, described 4th inclined shore bar.
3. Collapsible stretcher carriage according to claim 1 and 2, is characterized in that, in described Collapsible stretcher carriage, specifically comprises:
In the bottom of described first stretcher sweep and described second stretcher sweep, be provided with the sliding recess corresponding with described first horizontal support bar and described 4th horizontal support bar, the width of described sliding recess mates with the width of described first horizontal support bar and described 4th horizontal support bar;
Described second horizontal support bar and described 3rd horizontal support bar are fixed on bottom described first stretcher sweep by fastening bolt;
In the bottom of described second stretcher sweep, be also provided with the Bearning mechanism corresponding with described sliding recess.
4. Collapsible stretcher carriage according to claim 3, is characterized in that, described sliding recess specifically comprises:
One end of described sliding recess is provided with limiting buffer block.
5. Collapsible stretcher carriage according to claim 1 and 2, is characterized in that, described leading screw governor motion specifically comprises:
In described leading screw governor motion, be provided with leading screw hands handle, described leading screw hands handle is connected with leading screw handwheel;
Main body leading screw is provided with in described leading screw adjustment structure, one end of described main body leading screw is connected with described leading screw handwheel by leading screw erecting bed, the described main body leading screw other end is connected with leading screw push rod, is provided with radial needle bearing and needle roller thrust bearing in described leading screw erecting bed;
In described leading screw governor motion, be also provided with at least two leading screw slip cell bodies.
6. Collapsible stretcher carriage according to claim 1, is characterized in that, described retaining mechanism comprises:
Clamping screw and the locking latch be arranged in described stretcher sweep groove.
7. Collapsible stretcher carriage according to claim 1, is characterized in that, described Collapsible stretcher carriage also comprises:
Be arranged on the folding guardrail mechanism of described stretcher sweep both sides, and be arranged on the collapsible drip stand mechanism at described stretcher sweep two ends;
Wherein, described folding guardrail mechanism comprises folding guardrail, and described folding guardrail is fixedly connected with the first sliding bar, and one end of described first sliding bar is inconsistent with the spring be arranged in described stretcher sweep lateral grooves;
Described collapsible drip stand mechanism comprises drip stand, and described drip stand is fixedly connected with the second sliding bar, and one end of described second sliding bar is inconsistent with the spring be arranged in described stretcher sweep facing groove.
8. Collapsible stretcher carriage according to claim 1, is characterized in that, described universal wheel comprises:
Wheel body, described wheel body is arranged on vibration damper plate by mandrel, and described vibration damper plate is connected with universal vibration-damped table by swivel bolt, between described vibration damper plate and described universal vibration-damped table, is also provided with damping spring;
In described universal vibration-damped table, be provided with radial needle bearing and needle roller thrust bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820446.4U CN204379571U (en) | 2014-12-19 | 2014-12-19 | A kind of adjustable for height Collapsible stretcher carriage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820446.4U CN204379571U (en) | 2014-12-19 | 2014-12-19 | A kind of adjustable for height Collapsible stretcher carriage |
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| CN204379571U true CN204379571U (en) | 2015-06-10 |
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| CN201420820446.4U Expired - Fee Related CN204379571U (en) | 2014-12-19 | 2014-12-19 | A kind of adjustable for height Collapsible stretcher carriage |
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| CN (1) | CN204379571U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106892128A (en) * | 2017-02-27 | 2017-06-27 | 国网山东省电力公司检修公司 | The multi-functional landing platform of rotor wing unmanned aerial vehicle |
| CN107174415A (en) * | 2017-06-16 | 2017-09-19 | 李广 | Stretcher with wheels |
| CN114916767A (en) * | 2022-06-01 | 2022-08-19 | 中国人民解放军陆军军医大学第一附属医院 | Medical bag for field |
-
2014
- 2014-12-19 CN CN201420820446.4U patent/CN204379571U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106892128A (en) * | 2017-02-27 | 2017-06-27 | 国网山东省电力公司检修公司 | The multi-functional landing platform of rotor wing unmanned aerial vehicle |
| CN107174415A (en) * | 2017-06-16 | 2017-09-19 | 李广 | Stretcher with wheels |
| CN107174415B (en) * | 2017-06-16 | 2019-08-27 | 李广 | Stretcher with wheels |
| CN114916767A (en) * | 2022-06-01 | 2022-08-19 | 中国人民解放军陆军军医大学第一附属医院 | Medical bag for field |
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