CN204363978U - Automated blood pressure device - Google Patents
Automated blood pressure device Download PDFInfo
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- CN204363978U CN204363978U CN201420832383.4U CN201420832383U CN204363978U CN 204363978 U CN204363978 U CN 204363978U CN 201420832383 U CN201420832383 U CN 201420832383U CN 204363978 U CN204363978 U CN 204363978U
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Abstract
A kind of automated blood pressure device, comprise support housing, sleeve, air bag cuff, tightening mechanism and take out tight motor, it is characterized in that: described tightening mechanism adopts rotating shaft to be connected with the shell of described sleeve, tightening mechanism can in sleeve with described rotating shaft for the center of circle swings up and down.This utility model significantly can reduce the one direction pressure produced tested limbs, improves the certainty of measurement of automated blood pressure device.In addition, also optimize apparatus structure, be convenient to production and the maintenance of device.
Description
Technical field
This utility model relates to blood pressure measuring device, particularly relates to automated blood pressure device.
Background technology
Blood pressure is one of topmost medical science basic parameter of human body, and the most frequently used blood pressure inspection method is that non-invasive blood pressure is measured, and automatic blood pressure measurement is because measuring process is without the need to manual intervention, very popular with users.
But automated blood pressure device was in automatic blood pressure measurement process in the past, because the automatic tightening mechanism of air bag cuff is unreasonable, caused tested position not move freely, and made measurement error larger.Therefore, in the occasion higher to blood pressure measurement required precision, the general manual type that adopts is measured, but manual measurement can not be avoided again by the error manually caused.
The measurement of air bag cuff type non-invasive blood pressure has a supposed premise: when intracapsular pressure declines from high to low gradually, and when vessel inner blood recovers flowing by blocking state, intracapsular pressure equals systolic pressure; When intracapsular pressure continues to decline gradually from high to low, when blood vessel is opened completely, intracapsular pressure equals diastolic pressure.In the prior art, tested limbs, when wrapping up air bag cuff, force and are fixed on certain position by automated blood pressure device, or air bag cuff can only do one direction swing, and measurement can produce comparatively big error.On the whole, the certainty of measurement of the automated blood pressure device of prior art needs to improve.
Utility model content
One of object of this utility model is to provide a kind of automated blood pressure device of improvement, to make up the defect of prior art, improves the certainty of measurement of automated blood pressure device.
Another object of this utility model optimizes the structure of automated blood pressure device, is convenient to production and the maintenance of automated blood pressure device.
Thus, this utility model provides a kind of automated blood pressure device, it comprises support housing, sleeve, air bag cuff, tightening mechanism and takes out tight motor, it is characterized in that: described tightening mechanism adopts rotating shaft to be connected with the shell of described sleeve, tightening mechanism can in sleeve with described rotating shaft for the center of circle swings up and down.
Preferably, described sleeve shell is arranged on one can on the platform of left rotation and right rotation, and this platform is connected to described support housing.
Preferably, elbow joint location indicator cock is installed near the described rotating shaft of tightening mechanism connects, when elbow joint is not accurately placed on the indicator cock of location, the concurrent out position rub-out signal of location indicator cock action, measuring process can not proceed, and measuring device sends cue, when elbow joint is accurately placed on the indicator cock of location, the concurrent out position normal signal of location indicator cock action, measuring process can proceed.
Preferably, in the below of tightening mechanism, the bottom of sleeve is provided with tightening mechanism lifting status indicator cock, in measuring process, if tightening mechanism is not in from one end close to measured and lifts vacant state, but compress bottom, now lifting status indicator cock sends error status signal, measuring device sends cue, measuring process can not proceed, after tightening mechanism to return to from one end close to measured and lifts vacant state, error status signal disappears, and measuring process proceeds.
Preferably, in the below of tightening mechanism, the bottom of sleeve is provided with tightening mechanism and lifts air bag, when needs carry out blood pressure measurement, tightening mechanism lifts airbag aeration, tightening mechanism with rotating shaft connection for the center of circle upwards swings, tightening mechanism is made to be adjacent to measured's limbs, tightening mechanism starts to take out tight air bag cuff, and after air bag cuff parcel measured limbs complete, tightening mechanism lifts air bag deflation.
Preferably, described tightening mechanism comprises: bracing frame; Driving shaft, in the side of air bag cuff to be arranged in support frame as described above across the mode of air bag cuff, and tight motor is taken out in one end connection; And driven shaft, at the opposite side of air bag cuff with across air bag cuff and the mode relative with driving shaft is arranged in support frame as described above, described driving shaft and driven shaft can relatively move to clamp air bag cuff, thus, tight air bag cuff can be taken out by the rotation of described driving shaft and make air bag cuff to loosening the motion of return direction.
Preferably, described driving shaft is one, and described driven shaft is two, and two described driven shafts form one for clamping the clamping-extruding region of air bag cuff in the both sides of described driving shaft respectively facing to described driving shaft.
Preferably, described driving shaft position in support frame as described above is fixed, and described driven shaft is arranged on travel(l)ing rest, can move relative to described driving shaft and near or away from described driving shaft.
Preferably, between the diapire and described travel(l)ing rest of support frame as described above, be provided with locking air bag, this locking air bag drives described travel(l)ing rest to move, so force described driven shaft near or away from described driving shaft.
Preferably, described one end of described driving shaft and describedly take out the mechanical connection adopting rigidity between tight motor, thus described driving shaft and described take out tight motor lay respectively at described rotating shaft side and around described rotating shaft pivotable.
Preferably, support frame as described above comprises train wheel bridge and lower plate, and described travel(l)ing rest is mobile clamping plate, and wherein, described driving shaft is arranged on train wheel bridge, and described locking air bag is arranged between mobile clamping plate and lower plate.
Preferably, described air bag cuff comprises inner ring balloon segment, outer ring balloon segment and drags section; And, described air bag cuff is provided with support keel, support keel is placed in Os Draconis adapter sleeve, and support keel is only connected and fixed at the position corresponding with the position between inner ring balloon segment and outer ring balloon segment relative to Os Draconis adapter sleeve, and all the other positions can freely be twitched.
Preferably, the monnolithic case of air bag cuff is in fan ring-shaped.
Preferably, described air bag cuff is provided with support keel, support keel is placed in Os Draconis adapter sleeve; For inner ring balloon segment, when being only provided with an air bag, the width of support keel is substantially equal with the width of this air bag, and when being provided with two or more air bags, support keel is substantially equal with the bag width near air bag cuff long arc shape limit; Further, at least corresponding with dragging section position, the reduced width of support keel is to about 1/3 of outer ring balloon segment width.
Preferably, in the position corresponding at least partially with outer ring balloon segment, the width of support keel also narrows down to about 1/3 of outer ring balloon segment width.
Preferably, described air bag is arranged in the air bag adapter sleeve corresponding with inner ring balloon segment and balloon segment position, outer ring.
Preferably, the wide support keel being in inner ring balloon segment and the narrow support keel being in outer ring balloon segment and dragging section are all arcuate shape, and radian is identical with the radian that air bag cuff fans ring.
Preferably, the wide support keel being in inner ring balloon segment is made into the arc of inwardly winding in advance.
Preferably, for inner ring balloon segment, when being only provided with an air bag, the width of Os Draconis adapter sleeve is substantially equal with the width of this air bag, when being provided with two or more air bags, Os Draconis adapter sleeve is substantially equal with the bag width near air bag cuff long arc shape limit; Further, with outer ring balloon segment at least major part and drag position corresponding to section, Os Draconis adapter sleeve is positioned at the centre of outer ring balloon segment, keeps equidistantly, and extend to dragging section with air bag cuff long arc shape edge.
Preferably, described air bag cuff also comprises cuff fixed operating sleeve, this cuff fixed operating sleeve is arranged between inner ring balloon segment and outer ring balloon segment, latch is fixed on support frame as described above through this cuff fixed operating sleeve to be fixed described air bag cuff, this latch is convenient to installation and removal, thus is convenient to mount and dismount described air bag cuff.
Preferably, drag section and leniently gradually change to narrow from air bag side, outer ring to the width dragging section termination, the ratio of the width of the narrowest place and the widest part can change between 1/2 to 1.
Preferably, dragging the narrowest place of section is about 2/3 with the ratio of the width of the widest part.
Preferably, the inner ring air bag termination crossbeam be made up of rigid material is provided with in the termination of inner ring air bag.
Preferably, be provided with and drag section anchor tip dragging the termination of section, for this one end of fixedly or actively fixation balloon cuff.
Preferably, described driving shaft adopts hard axle center to wrap up soft crust, makes existing enough rigidity produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, driving shaft outside diameter gradually changes from big to small, forms a cone shape.
Preferably, described driven shaft adopts hard axle center to wrap up soft crust, makes existing enough rigidity produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, driving shaft outside diameter gradually changes from big to small, forms a cone shape.
Preferably, described air bag cuff comprises inner ring balloon segment, outer ring balloon segment and drags section, and the monnolithic case of air bag cuff is in fan ring-shaped; In air bag cuff, be provided with one, two or more air bags, described air bag is arranged in the air bag adapter sleeve corresponding with inner ring balloon segment and balloon segment position, outer ring; Described air bag cuff is provided with support keel, and support keel is placed in Os Draconis adapter sleeve; For inner ring balloon segment, when being only provided with an air bag, the width of support keel is substantially equal with the width of this air bag, and when being provided with two or more air bags, support keel is substantially equal with the bag width near air bag cuff long arc shape limit; With outer ring balloon segment at least major part and drag position corresponding to section, the reduced width of support keel is to about 1/3 of outer ring balloon segment width; Further, the cooperation of described driving shaft and described driven shaft can produce and make way for the free movable space of the support keel dragging section.
Preferably, the both ends of described driven shaft adopt hard axle center to wrap up soft crust, existing enough rigidity is made to produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, the outside diameter at the both ends of described driven shaft gradually changes from big to small, forms a cone shape; Further, soft crust is not wrapped up in the middle part of described driven shaft, to provide activity space freely to the support keel of about 1/3 width for outer ring balloon segment width being positioned at outer ring balloon segment.
The inventor of the application finds: in order to make intracapsular pressure as far as possible close to intravascular pressure, necessarily require air bag cuff when wrapping up tested limbs, all directions uniform force, if one direction is stressed, to cause intracapsular pressure and intravascular pressure deviation excessive, affect certainty of measurement.
In the prior art, automated blood pressure device is when wrapping up air bag cuff, air bag cuff can not freely be followed the position change of tested limbs and move, but tested limbs are forced be fixed on certain position, or air bag cuff can only do one direction swing, make air bag cuff produce very large one direction pressure to tested limbs, cause measurement to produce comparatively big error.
The main purpose of this utility model is the certainty of measurement in order to improve automated blood pressure device, for this reason, has made comprehensive improvement, propose the automated blood pressure device of brand new to prior art.
In order to ensure certainty of measurement, air bag cuff must be made minimum to tested limbs one direction External Force Acting, in measuring process, elbow joint can be fixed on certain position, and certainty of measurement can not be affected, in order to ensure in measuring process, additionally stressed to upper arm of the air bag cuff that can not cause because of the body-sway motion of measured.
This utility model adopts horizontal rotatable platform, add the tightening mechanism doing vertical pitch rotation relative to sleeve shell, the sleeve shell of measuring device is arranged on one can on the rotation platform of left rotation and right rotation, tightening mechanism and sleeve shell adopt rotating shaft to be connected, tightening mechanism can in sleeve shell with rotating shaft connection for the center of circle swings up and down, when measured's elbow joint is placed on the indicator cock of elbow joint location, air bag cuff can move along with the body-sway motion of measured, ensure that certainty of measurement.
Elbow joint location indicator cock is installed near the rotating shaft of tightening mechanism connects, in measuring process, when elbow joint is not accurately placed on the indicator cock of elbow joint location, the concurrent out position rub-out signal of elbow joint location indicator cock action, measuring process can not proceed, and measuring device sends cue; When elbow joint is accurately placed on the indicator cock of elbow joint location, the concurrent out position normal signal of elbow joint location indicator cock action, measuring process can proceed.
Can be fitted in better around measured's limbs to make air bag cuff, in the below of tightening mechanism, the bottom of sleeve shell, has installed tightening mechanism and has lifted air bag, when needs carry out blood pressure measurement, tightening mechanism lifts airbag aeration, tightening mechanism upwards swings for the center of circle with rotating shaft connection, makes tightening mechanism be adjacent to measured's limbs, and tightening mechanism starts to take out tight air bag cuff, after air bag cuff parcel measured limbs complete, tightening mechanism lifts air bag deflation.
In addition, the utility model proposes a kind of air bag cuff of brand new, by specifically designing shape and the structure of cuff and support keel thereof, this cuff can be fitted measured position well, reduces the adverse effect to certainty of measurement to the maximum limit.
In addition, tightening mechanism of the present utility model is also a kind of brand-new structure, and it adopts the mode of roll shaft friction-driven, and can swing up and down around the shaft relative to the shell of sleeve.Especially, tightening mechanism of the present utility model can do very light and handy, to reduce the undesirable stress occurred in measuring process to greatest extent.In addition, being rigidly connected by making the end of taking out tight motor and driving shaft be formed, the weight of taking out tight motor can also be utilized to form the structure balanced each other with the main body of tightening mechanism, to reduce the impact of weight for certainty of measurement of tightening mechanism further.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the automated blood pressure device of this utility model embodiment.
Fig. 2 is the automated blood pressure device top view that sleeve is in original state.
Fig. 3 is the automated blood pressure device top view that sleeve turns left.
Fig. 4 is the automated blood pressure device top view that sleeve is turned right.
Fig. 5 is the axonometric chart of the first combinative structure air bag cuff of this utility model embodiment, tightening mechanism being shown and taking out tight motor.
Fig. 6 is the axonometric chart of the second combinative structure air bag cuff of this utility model embodiment, tightening mechanism being shown and taking out tight motor.
Fig. 7 is the sectional view of the automated blood pressure device of this utility model embodiment, and wherein tightening mechanism is in original state.
Fig. 8 is the sectional view of the automated blood pressure device of this utility model embodiment, and wherein tightening mechanism is in lifting status 1.
Fig. 9 is the sectional view of the automated blood pressure device of this utility model embodiment, and wherein tightening mechanism is in lifting status 2.
Figure 10 illustrates that tightening mechanism is in the partial sectional view of original state.
Figure 11 illustrates that tightening mechanism is in the partial sectional view of twitch state.
Figure 12 is the partial sectional view of tightening mechanism locking state.
Figure 13 is the partial sectional view of tightening mechanism reset condition.
Figure 14 is the sectional view of this utility model embodiment automated blood pressure device that air bag cuff original state is shown.
Figure 15 illustrates that air bag cuff twitches the sectional view of this utility model embodiment automated blood pressure device of state.
Figure 16 illustrates that air bag cuff takes out the sectional view of this utility model embodiment automated blood pressure device of tight minimum state.
Figure 17 is the driving shaft schematic diagram of this utility model embodiment.
Figure 18 is the driven shaft schematic diagram of this utility model embodiment.
Figure 19 is the air bag cuff expanded view of this utility model embodiment.
Figure 20 is the sectional view of air bag cuff shown in the Figure 19 along X-X cutting.
Figure 21 is the support keel schematic diagram of this utility model embodiment.
Figure 22 is the Os Draconis adapter sleeve schematic diagram of this utility model embodiment.
Figure 23 is the top view that air bag cuff lateral sliding original state is shown.
Figure 24 is the top view that air sac belt lateral sliding intermediateness is shown.
Figure 25 is the top view that air bag cuff lateral sliding maximum rating is shown.
Detailed description of the invention
Hereinafter, the embodiment of automated blood pressure device of the present utility model is described with reference to the accompanying drawings.
The embodiment recorded at this is specific detailed description of the invention of the present utility model, for illustration of design of the present utility model, is all explanatory and exemplary, should not be construed as the restriction to this utility model embodiment and this utility model scope.Except the embodiment recorded at this, those skilled in the art can also adopt other technical scheme apparent based on the content disclosed in the application's claims and description, and these technical schemes comprise the technical scheme making any apparent substitutions and modifications adopted the embodiment recorded at this.
The accompanying drawing of this description is schematic diagram, and aid illustration design of the present utility model schematically shows shape and the mutual relation thereof of each several part.Note that the structure of each parts for the ease of clearly showing this utility model embodiment, not necessarily according to identical scale between each accompanying drawing.Identical reference marker is for representing identical part.In addition, when reference will be made to the accompanying drawings, in order to express easily, have employed the noun of locality as " on ", D score, "front", "rear" etc., they do not form and specifically limit the structure of feature.
See Fig. 1-8, the High Precision Automatic blood pressure measuring device of this utility model embodiment comprises support housing 1, sleeve shell 2, rotation platform 3, air bag cuff 4, tightening mechanism 5, elbow joint location indicator cock 6, tightening mechanism lifting status indicator cock 7, tightening mechanism lift the parts such as air bag 8.
Fig. 1 is the outside drawing of the High Precision Automatic blood pressure measuring device of this utility model embodiment, and it also illustrates display screen and button etc.Automatically controlled part is accommodated in support housing 1.Note that this embodiment is only exemplary, automated blood pressure device of the present utility model can also be combined with control sections such as computers, and thus, computer etc. can replace input, display, the function such as automatically controlled.In addition, it will be understood by those skilled in the art that the main body of automated blood pressure device of the present utility model can also be designed to only have sleeve and its support section more simply.
In order to ensure certainty of measurement, air bag cuff must be made minimum to tested limbs one direction External Force Acting, in measuring process, elbow joint can be fixed on certain position, and certainty of measurement can not be affected, in order to ensure in measuring process, the air bag cuff that can not cause because of the body-sway motion of measured is additionally stressed to upper arm, adopt horizontal rotatable platform 3, add vertical pitch rotation tightening mechanism 5.
As described in figures 1 and 5, the sleeve shell 2 of measuring device is arranged on one can on the rotation platform 3 of left rotation and right rotation, tightening mechanism 5 adopts rotating shaft to be connected 9 with sleeve shell 2, tightening mechanism 5 can connect 9 with rotating shaft and swing up and down for the center of circle in sleeve shell 2, when measured's elbow joint is placed on the indicator cock 6 of elbow joint location, air bag cuff 4 can move along with the body-sway motion of measured, ensure that certainty of measurement.
Fig. 2,3,4 is sleeve shell 2 left-right rotation schematic diagrams on rotation platform 3, Fig. 7,8,9 be tightening mechanism 5 in sleeve shell 2 with the schematic diagram that rotating shaft 9 swings up and down for the center of circle.Rotating shaft is provided with elbow joint location indicator cock 6 near connecting, in measuring process, when elbow joint is not accurately placed on the indicator cock 6 of elbow joint location, the concurrent out position rub-out signal of elbow joint location indicator cock 6 action, measuring process can not proceed, and measuring device sends cue; When elbow joint is accurately placed on the indicator cock 6 of elbow joint location, the concurrent out position normal signal of elbow joint location indicator cock 6 action, measuring process can proceed.
Can be fitted in better around measured's limbs to make air bag cuff 4, in the below of tightening mechanism 5, the bottom of sleeve shell 2, has installed tightening mechanism and has lifted air bag 8, when needs carry out blood pressure measurement, tightening mechanism lifts air bag 8 and inflates, tightening mechanism 5 upwards swings for the center of circle with rotating shaft 9, makes tightening mechanism 5 be adjacent to measured's limbs, and tightening mechanism 5 starts to take out tight air bag cuff 4, wrap up after measured's limbs complete until air bag cuff 4, tightening mechanism lifts air bag 8 and exits.In the below of tightening mechanism 5, the bottom of sleeve shell 2, is also provided with tightening mechanism lifting status indicator cock 7.In measuring process, if tightening mechanism 5 is not in from one end close to measured and lifts vacant state, but compress bottom, to have an impact to certainty of measurement, now tightening mechanism lifting status indicator cock 7 sends error status signal, measuring device sends cue, and measuring process can not proceed; After tightening mechanism 5 to return to from one end close to measured and lifts vacant state, error status signal disappears, and measuring process proceeds.
Blood pressure measurement carries out according to the following steps: when needs Measure blood pressure, measured's limbs pass from blood pressure measurement sleeve, and elbow joint is placed on the indicator cock 6 of elbow joint location, and tightening mechanism lifts air bag 8 and inflates, and tightening mechanism 5 is lifted; Tightening mechanism 5 upwards swings for the center of circle with rotating shaft 9, tightening mechanism 5 is made to be adjacent to measured's limbs, tightening mechanism 5 starts to take out tight air bag cuff 4, and wrap up after measured's limbs complete until air bag cuff 4, tightening mechanism lifts air bag 8 and exits, air bag cuff 4 inflating pressure is to certain value, air bag cuff 4 is exitted gradually, and tightening mechanism 5 rotates backward, and makes air bag cuff return to original state, measured's limbs take out from blood pressure measurement sleeve, measure and terminate.
Fig. 5 is the air bag cuff of this utility model embodiment, tightening mechanism and take out the axonometric chart of the first combinative structure of tight motor, and illustrated therein is tightening mechanism, Fig. 7-13 shows the different conditions of this tightening mechanism.
In this embodiment, tightening mechanism comprises driving shaft 51, driven shaft 52, train wheel bridge 53, mobile clamping plate 54, lower plate 55, locking air bag 56, power transmission shaft 57, takes out tight motor 58, rotating shaft 59, cuff strap 510, cuff backplate 511, air bag cuff set bolt 512 etc.Driving shaft 51 is arranged on train wheel bridge 53, driven shaft 52 is arranged on mobile clamping plate 54, locking air bag 56 is arranged between mobile clamping plate 54 and lower plate 5, air bag cuff passes between driving shaft 51 and driven shaft 52, take out tight motor 58 by power transmission shaft 57, driving shaft 51 is driven to rotate, when locking air bag 56 pressurizes, mobile clamping plate 54 move to train wheel bridge 53 direction, make driving shaft 51 and driven shaft 52 clamp air bag cuff, driving shaft 51 drives air bag cuff take out tight or loosen return or locking measurement by frictional force.By controlling the air pressure of locking air bag 56, be used for regulating the clamping force of driving shaft 51 and driven shaft 52 pairs of air bag cufves, namely regulate the frictional force of driving shaft 51 and driven shaft 52 pairs of air bag cufves, reach tightening mechanism and drive air bag cuff take out tight or loosen return or lock the object measured.
In this embodiment, take out the mechanical connection adopting rigidity between tight motor 58 and one end of driving shaft 51, namely, the connection of taking out between tight motor 58 and one end of driving shaft 51 makes to take out between tight motor 58 and driving shaft 51 can not relative movement, thus described driving shaft and described take out tight motor lay respectively at described rotating shaft side and around described rotating shaft pivotable.Take out tight motor 58 not only compact with such arrangement of driving shaft 51, the weight of taking out tight motor particularly can also be utilized to form the structure balanced each other with the main body of tightening mechanism, to reduce the impact of weight for certainty of measurement of tightening mechanism further.
But, take out tight motor 58 and other also can be adopted to be connected with driving shaft 51, such as, Fig. 6 illustrates the air bag cuff of this utility model embodiment, tightening mechanism and takes out the another kind of combinative structure of tight motor.As shown in Figure 6, take out tight motor 58 and be fixed on sleeve housing and/or support housing, utilize flexible axle 514 to be connected with one end of driving shaft 51.Compared with structure shown in Fig. 5, due to the structure adopting flexible axle to connect, taking out tight motor 58 can not 9 pivotable around the shaft.
Cuff backplate 511 is arranged on the both sides of train wheel bridge 53, is used for avoiding air bag cuff to be involved in tightening mechanism abnormally.
Air bag cuff set bolt 512, is arranged near tightening mechanism, and the direction that cuff spues when taking out tight cuff.Rotating shaft connection is positioned at tightening mechanism distance measured one end far away, so that tightening mechanism with rotating shaft connection for the center of circle, can swing up and down.
Those skilled in the art can understand: although the mode swung up and down around the shaft of tightening mechanism employing in the embodiment shown, but, this tightening mechanism also can not adopt the mode swung up and down around the shaft, and adopt the mode of sleeve housing or support housing of being fixed on, namely tightening mechanism of the present utility model also can be fixed on sleeve housing or support housing and not move.
Tightening mechanism carries out work according to following steps:
Fig. 7 and 10 illustrates tightening mechanism original state, and now lock air bag 56 and do not inflate, air bag cuff is in maximum gauge state, as shown in Figure 10.
When needs blood pressure measurement, locking air bag 56 is inflated, and is added to suitable pressure, now, driving shaft 51 and driven shaft 52 clamp air bag cuff, and drive air bag cuff by frictional force, take out tight motor 58 to rotate forward, air bag cuff diameter reduces gradually due to the twitch of tightening mechanism.
When air bag cuff wraps up tested limbs completely, take out tight motor 58 and stop operating, enter lock-out state, locking air bag 56 is added to larger pressure, makes the frictional force of driving shaft 51, driven shaft 52 and air bag cuff enough greatly and not relative sliding occur, as shown in figure 25; Figure 16 is that air bag cuff takes out the schematic diagram being tightened to minimum diameter state.
Loosen in return process at air bag cuff, locking air bag 56 is added to suitable pressure, take out tight motor 58 to rotate backward, air bag cuff to loosen return direction motion while, can carry out suitable rocking slip, due to the effect of air bag cuff set bolt 512, make air bag cuff can return to initial position.
Air bag cuff, to while taking out the motion of tight direction, can carry out suitable rocking slip, the cylinder tapering that the air bag cuff taking out tight state is rolled into along with the tapering of measured's arm different and change, fit tightly with tested arm.Figure 23 is cuff lateral sliding original state, and now the cylinder tapering that is rolled into of air bag cuff is maximum; Figure 24 is cuff lateral sliding intermediateness, and the cylinder tapering that now air bag cuff is rolled into reduces to some extent; Figure 25 is cuff lateral sliding maximum rating, and now the cylinder tapering that is rolled into of air bag cuff is minimum.By carrying out suitable rocking slip, air bag cuff can coordinate with measured's arm harmony, reduces the one direction stress to arm, is conducive to the certainty of measurement of raising device.
As shown in Figure 19,20, the air bag cuff of this embodiment comprises inner ring balloon segment 41, outer ring balloon segment 42 and drags section 43.The profile of whole air bag cuff is in fan ring-shaped.Installed two air bags at air bag cuff, i.e. air vesicle 47 and ballonet 49, this large ballonet 47,49 is arranged in the air bag adapter sleeve 413 of inner ring balloon segment 41 and outer ring balloon segment 42 position.In Figure 19, the exemplary charging connector of label 48 and 410 pilot balloon.
Air bag cuff is provided with support keel 44, support keel 44 is placed in Os Draconis adapter sleeve 45, support keel 44 and Os Draconis adapter sleeve 45 only between inner ring balloon segment 41 and outer ring balloon segment 42 position be connected and fixed, all the other positions can freely be twitched.The such fixed form of support keel 44 is a very important technical characteristic of cuff structure, which increase the freedom of movement of cuff 44, cuff 44 and tested limbs can be made to cooperatively interact better, reduce one direction stress, be conducive to the certainty of measurement improving device.
Support keel 44 is positioned at air bag cuff inner ring balloon segment 41, and width is substantially equal with air vesicle 47 width.Be positioned at the support keel reduced width of outer ring balloon segment 42 and dragging section 43 to about 1/3 of outer ring balloon segment width.The wide support keel being in inner ring balloon segment and the narrow support keel being in outer ring balloon segment and dragging section are all arcuate shape, and arc is identical with air bag cuff profile.The wide support keel that support keel is in inner ring balloon segment is made into the arc inwardly reeled in advance, and as shown in figure 14, this illustrates the sectional view of this utility model embodiment automated blood pressure device of cuff original state.
For inner ring balloon segment 41, when being only provided with an air bag, the width of support keel 44 is substantially equal with the width of this air bag, and when being provided with two or more air bags, support keel 44 is substantially equal with the bag width near air bag cuff long arc shape limit.In the illustrated embodiment, be that two air bags have been installed.Those skilled in the art can understand, the width of support keel 44 must be strictly equal with the width not requirement of air bag, compared with the width of air bag, the width of support keel 44 can have certain design margin in the prerequisite meeting purpose of design, such as than width smaller of air bag, or the edge of support keel 44 is level and smooth curve etc.
Support keel 44 has following effect: the wide support keel 1, being in inner ring balloon segment 41 is made into the arc of inwardly winding in advance, can make air bag cuff the cuff cylinder that reels be retracted to less diameter, to meet the measurement demand of the less measured of limbs yardstick, as shown in figure 16, 2, be positioned at the support keel reduced width of outer ring balloon segment 42 and dragging section 43 to about 1/3 of outer ring balloon segment width, as shown in figure 19, its Main Function returns in the process of original state at air bag cuff, owing to being provided with corresponding space between driving shaft and driven shaft, so, the reduced width part of support keel can make air bag cuff the cuff cylinder diameter that reels reach full-size, to meet the measurement demand of the larger measured of limbs yardstick, and, the active force of driving shaft and driven shaft can be made to be act on cuff instead of Os Draconis, thus support keel can be reduced to greatest extent increase disadvantageous pure stress.The original state of cuff as shown in figure 14.Figure 15 be cuff cylinder diameter mediate state time schematic diagram.
Meanwhile, owing to being positioned at the support keel reduced width of outer ring balloon segment 42 and dragging section 43 to about 1/3 of outer ring balloon segment width, can not impact certainty of measurement.And air bag cuff is wrapping to after on measured's limbs, support frame 44 is owing under naturalness being open and flat shape herein, and reel the in outward direction of the rear power produced, and this power inwardly can not act on air bag, can not impact certainty of measurement.
Support frame 44 is positioned at outside air bag cuff, in measuring process, because the limb size of measured is different, air bag cuff the cuff cylinder diameter that reels also different, cuff is also different with the length needed for support frame, for the ease of cuff cylinder winding, adopts and is placed in Os Draconis adapter sleeve by support keel, support keel 44 and Os Draconis adapter sleeve 45 only between inner ring balloon segment 41 and outer ring balloon segment 42 position be connected and fixed, all the other positions can freely be twitched.
The present embodiment air bag cuff 4 adopts double-air sac structure, and Os Draconis adapter sleeve 45, when the position of inner ring balloon segment 41, overlaps with the air bag near air bag cuff 4 long arc shape limit; Os Draconis adapter sleeve 45 with when dragging the position of section in outer ring balloon segment, is positioned at the centre of outer ring balloon segment 42, keeps equidistantly with air bag cuff long arc shape edge, and extends to dragging section 43.
As shown in figure 19, air bag cuff 4 also comprises cuff fixed operating sleeve 46, and in Figure 19, this fixed operating sleeve 46 exemplarily attaches to the position between inner ring balloon segment 41 and outer ring balloon segment 42, for the fixing of air bag cuff and replacing.The connector such as screw rod or pin can pass this fixed operating sleeve 46, is fixed on tightening mechanism 5 by this fixed operating sleeve 46.Screw rod or pin etc. can as the parts of tightening mechanism 5, also can as air bag cuff 4 adnexa along with this air bag cuff 4.
As shown in Figure 19 and Figure 14-16, in order to ensure that air bag cuff is in reseting procedure, accurately can return to original state, being provided with in the termination dragging section and dragging section anchor tip 412.The passage that can comprise the connector such as screw rod or pin and pass for the connector such as screw rod or pin in this dragging section anchor tip 412.Screw rod or pin etc. can as the parts of tightening mechanism 5, also can as air bag cuff 4 adnexa along with this air bag cuff 4.Namely foregoing air bag cuff set bolt 512 corresponds to and drags section anchor tip 412.
When installing air bag cuff 4, the screw rod or pin that are used for cuff fixed operating sleeve 46 are connected with tightening mechanism 5 through this cuff fixed operating sleeve 46, in addition, the screw rod or pin that are used for the section of dragging anchor tip 412 are connected with tightening mechanism 5 through this dragging section anchor tip 412, like this, just in sleeve shell 2, air bag cuff 4 and tightening mechanism 5 can be coupled together.Otherwise, as dismantled and more ventilation bag cuff 4, as long as pull out for the screw rod of cuff fixed operating sleeve 46 or pin and just can by air bag cuff 4 from taking-up in sleeve shell 2 for the screw rod of the section of dragging anchor tip 412 or pin.Therefore, the installation of air bag cuff 4, dismounting and replacing are all very convenient.
Described the air bag cuff shown in Figure 23-25 above to carrying out while taking out the motion of tight direction suitable rocking sliding mode, at this, the following effect for cuff of the present utility model is described further again.
Because the diameter at measured's limbs two ends is different, generally comparatively large from one end diameter close to health, away from health, one end diameter is less, so the configuration design of whole air bag cuff 4 is become fan ring-shaped.In order to adapt to the different ratios of the diameter at measured's limbs two ends, devise dragging section 43 leniently to gradually change to narrow from air bag side, outer ring to the width dragging section termination simultaneously, the ratio of the width of the narrowest place and the widest part can change between 1/2 to 1, is good with about 2/3.As previously mentioned, air bag cuff, to while taking out the motion of tight direction, can carry out suitable rocking slip, the cylinder tapering that the air bag cuff taking out tight state is rolled into along with the tapering of measured's limbs different and change, fit tightly with tested limbs.The structure of automated blood pressure device of the present utility model enables air bag cuff carry out suitable rocking slip, thus is conducive to improving certainty of measurement.
As shown in Figure 19 and Figure 14-16, be provided with the inner ring air bag termination crossbeam 411 be made up of rigid material in the termination of inner ring air bag, rigid material is such as rustless steel.This inner ring air bag termination crossbeam 411 is that this also has positive role for the further one direction stress reduced for tested limbs in order to ensure that air bag cuff presents suitable state when reeling.Such as, when measured's limb size is less, or when the diameter ratio at measured's limbs two ends is excessive, owing to there is the inner ring air bag termination crossbeam 411 of this rigidity, air bag cuff can reel well, suitably coordinates with measured's limbs, thus contributes to the Measurement accuracy of blood pressure.
In the present embodiment, driving shaft 51 and driven shaft 52 adopt the hard axle center 14 of rustless steel and so on to wrap up the soft crust 15 of rubber and so on, and existing good rigidity, has good frictional force to air bag cuff again, as shown in Figure 14,15.From one end close to measured to one end far away, driving shaft outside diameter gradually changes from big to small, forms a cone shape, to coordinate the fan ring-shaped structure of air bag cuff.Rubber crust is not wrapped up in driven shaft middle part, provide activity space freely to air bag cuff support keel.
Please note, driving shaft 51 and driven shaft 52 are not limited to the structure that rigidity axle center and flexible skin combine, also other structure can be adopted, as long as existing enough rigidity can be met again enough frictional force, such as adopt rigid material completely, but improve the coefficient of friction on axle surface by means such as embossing.In addition, there is provided activity space to be freely not limited to driven shaft middle part to air bag cuff support keel and do not wrap up this structure of soft crust, various structures mode can be adopted, such as, by producing recess on one of driving shaft and driven shaft, all produce the modes such as recess on driving shaft and driven shaft, activity space freely can be provided by the cooperation of driving shaft and driven shaft to support keel.And, please note, when the structure (such as drag section there is no support keel) of automatic blood pressure device causes not existing " for support keel provides activity space freely " this needs, do not need to carry out the special design for the purpose of the free activity space providing support Os Draconis to the shape of driving shaft and/or driven shaft as previously mentioned.
Above the embodiment of automated blood pressure device of the present utility model is illustrated.Specific design the effect of feature of above-mentioned disclosure can be carried out in specific features such as shape, size and position for automated blood pressure device of the present utility model, and these designs are all that those skilled in the art can realize.And each technical characteristic of above-mentioned disclosure is not limited to that disclosed with combination that is further feature, other combination that those skilled in the art also can carry out between each technical characteristic according to the object of this utility model, is as the criterion with the object realizing this utility model.
Claims (28)
1. an automated blood pressure device, comprises support housing, sleeve, air bag cuff, tightening mechanism and takes out tight motor, it is characterized in that:
Described tightening mechanism adopts rotating shaft to be connected with the shell of described sleeve, tightening mechanism can in sleeve with described rotating shaft for the center of circle swings up and down.
2. automated blood pressure device as claimed in claim 1, is characterized in that:
Described sleeve shell is arranged on one can on the platform of left rotation and right rotation, and this platform is connected to described support housing.
3. automated blood pressure device as claimed in claim 1, is characterized in that:
Elbow joint location indicator cock is installed near the described rotating shaft of tightening mechanism connects, when elbow joint is not accurately placed on the indicator cock of location, the concurrent out position rub-out signal of location indicator cock action, measuring process can not proceed, measuring device sends cue, when elbow joint is accurately placed on the indicator cock of location, the concurrent out position normal signal of location indicator cock action, measuring process can proceed.
4. automated blood pressure device as claimed in claim 1, is characterized in that:
In the below of tightening mechanism, the bottom of sleeve is provided with tightening mechanism lifting status indicator cock, in measuring process, if tightening mechanism is not in from one end close to measured lift vacant state, but compress bottom, now lifting status indicator cock sends error status signal, measuring device sends cue, and measuring process can not proceed, after tightening mechanism to return to from one end close to measured and lifts vacant state, error status signal disappears, and measuring process proceeds.
5. automated blood pressure device as claimed in claim 1, is characterized in that:
In the below of tightening mechanism, the bottom of sleeve is provided with tightening mechanism and lifts air bag, when needs carry out blood pressure measurement, tightening mechanism lifts airbag aeration, tightening mechanism upwards swings for the center of circle with rotating shaft connection, makes tightening mechanism be adjacent to measured's limbs, and tightening mechanism starts to take out tight air bag cuff, after air bag cuff parcel measured limbs complete, tightening mechanism lifts air bag deflation.
6. the automated blood pressure device according to any one of claim 1-5, is characterized in that:
Described tightening mechanism comprises:
Bracing frame;
Driving shaft, in the side of air bag cuff to be arranged in support frame as described above across the mode of air bag cuff, and tight motor is taken out in one end connection; And
Driven shaft, at the opposite side of air bag cuff with across air bag cuff and the mode relative with driving shaft is arranged in support frame as described above, described driving shaft and driven shaft can relatively move to clamp air bag cuff, thus, tight air bag cuff can be taken out by the rotation of described driving shaft and make air bag cuff to loosening the motion of return direction.
7. automated blood pressure device as claimed in claim 6, is characterized in that:
Described driving shaft is one, and described driven shaft is two, and two described driven shafts form one for clamping the clamping-extruding region of air bag cuff in the both sides of described driving shaft respectively facing to described driving shaft.
8. automated blood pressure device as claimed in claim 6, is characterized in that:
Described driving shaft position in support frame as described above is fixed, and described driven shaft is arranged on travel(l)ing rest, can move relative to described driving shaft and near or away from described driving shaft.
9. automated blood pressure device as claimed in claim 6, is characterized in that:
Between the diapire and described travel(l)ing rest of support frame as described above, be provided with locking air bag, this locking air bag drives described travel(l)ing rest to move, so force described driven shaft near or away from described driving shaft.
10. automated blood pressure device as claimed in claim 6, is characterized in that:
Described one end of described driving shaft and describedly take out the mechanical connection adopting rigidity between tight motor, thus described driving shaft and described take out tight motor lay respectively at described rotating shaft side and around described rotating shaft pivotable.
11. automated blood pressure devices as claimed in claim 8, is characterized in that:
Support frame as described above comprises train wheel bridge and lower plate, and described travel(l)ing rest is mobile clamping plate, and wherein, described driving shaft is arranged on train wheel bridge, and described locking air bag is arranged between mobile clamping plate and lower plate.
12. automated blood pressure devices as described in claim 1-5, is characterized in that:
Described air bag cuff comprises inner ring balloon segment, outer ring balloon segment and drags section; And
Described air bag cuff is provided with support keel, support keel is placed in Os Draconis adapter sleeve, support keel is only connected and fixed at the position corresponding with the position between inner ring balloon segment and outer ring balloon segment relative to Os Draconis adapter sleeve, and all the other positions can freely be twitched.
13. automated blood pressure devices as claimed in claim 12, is characterized in that:
The monnolithic case of air bag cuff is in fan ring-shaped.
14. automated blood pressure devices as claimed in claim 12, is characterized in that:
Described air bag cuff is provided with support keel, and support keel is placed in Os Draconis adapter sleeve;
For inner ring balloon segment, when being only provided with an air bag, the width of support keel is substantially equal with the width of this air bag, and when being provided with two or more air bags, support keel is substantially equal with the bag width near air bag cuff long arc shape limit; And
In at least corresponding with dragging section position, the reduced width of support keel is to about 1/3 of outer ring balloon segment width.
15. automated blood pressure devices as claimed in claim 14, is characterized in that:
In the position corresponding at least partially with outer ring balloon segment, the width of support keel also narrows down to about 1/3 of outer ring balloon segment width.
16. automated blood pressure devices as claimed in claim 14, is characterized in that:
Described air bag is arranged in the air bag adapter sleeve corresponding with inner ring balloon segment and balloon segment position, outer ring.
17. automated blood pressure devices as claimed in claim 16, is characterized in that:
The wide support keel being in inner ring balloon segment and the narrow support keel being in outer ring balloon segment and dragging section are all arcuate shape, and radian is identical with the radian that air bag cuff fans ring.
18. automated blood pressure devices as claimed in claim 17, is characterized in that:
The wide support keel being in inner ring balloon segment is made into the arc of inwardly winding in advance.
19. automated blood pressure devices as claimed in claim 15, is characterized in that:
With outer ring balloon segment at least partially and drag position corresponding to section, Os Draconis adapter sleeve is positioned at the centre of outer ring balloon segment, keeps equidistantly, and extend to dragging section with air bag cuff long arc shape edge.
20. automated blood pressure devices as claimed in claim 12, is characterized in that:
Described air bag cuff also comprises cuff fixed operating sleeve, this cuff fixed operating sleeve is arranged between inner ring balloon segment and outer ring balloon segment, latch is fixed on support frame as described above through this cuff fixed operating sleeve to be fixed described air bag cuff, this latch is convenient to installation and removal, thus is convenient to mount and dismount described air bag cuff.
21. automated blood pressure devices as claimed in claim 12, is characterized in that:
Drag section leniently to gradually change to narrow from air bag side, outer ring to the width dragging section termination, the ratio of the width of the narrowest place and the widest part can change between 1/2 to 1.
22. automated blood pressure devices as claimed in claim 21, is characterized in that:
Dragging the narrowest place of section is about 2/3 with the ratio of the width of the widest part.
23. automated blood pressure devices as claimed in claim 12, is characterized in that:
The inner ring air bag termination crossbeam be made up of rigid material is provided with in the termination of inner ring air bag.
24. automated blood pressure devices as claimed in claim 12, is characterized in that:
Be provided with and drag section anchor tip dragging the termination of section, for this one end of fixedly or actively fixation balloon cuff.
25. automated blood pressure devices as claimed in claim 6, is characterized in that:
Described driving shaft adopts hard axle center to wrap up soft crust, existing enough rigidity is made to produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, driving shaft outside diameter gradually changes from big to small, form a cone shape.
26. automated blood pressure devices as claimed in claim 6, is characterized in that:
Described driven shaft adopts hard axle center to wrap up soft crust, existing enough rigidity is made to produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, driving shaft outside diameter gradually changes from big to small, form a cone shape.
27. automated blood pressure devices as claimed in claim 6, is characterized in that:
Described air bag cuff comprises inner ring balloon segment, outer ring balloon segment and drags section, and the monnolithic case of air bag cuff is in fan ring-shaped;
In air bag cuff, be provided with one, two or more air bags, described air bag is arranged in the air bag adapter sleeve corresponding with inner ring balloon segment and balloon segment position, outer ring;
Described air bag cuff is provided with support keel, and support keel is placed in Os Draconis adapter sleeve;
For inner ring balloon segment, when being only provided with an air bag, the width of support keel is substantially equal with the width of this air bag, and when being provided with two or more air bags, support keel is substantially equal with the bag width near air bag cuff long arc shape limit;
With outer ring balloon segment at least major part and drag position corresponding to section, the reduced width of support keel is to about 1/3 of outer ring balloon segment width; And
The cooperation of described driving shaft and described driven shaft can produce makes way for the free movable space of the support keel dragging section.
28. automated blood pressure devices as claimed in claim 27, is characterized in that:
The both ends of described driven shaft adopt hard axle center to wrap up soft crust, existing enough rigidity is made to produce enough frictional force to air bag cuff again, and from one end close to measured to one end far away, the outside diameter at the both ends of described driven shaft gradually changes from big to small, forms a cone shape; And
Soft crust is not wrapped up in the middle part of described driven shaft, to provide activity space freely to the support keel of about 1/3 width for outer ring balloon segment width being positioned at outer ring balloon segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832383.4U CN204363978U (en) | 2014-12-24 | 2014-12-24 | Automated blood pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832383.4U CN204363978U (en) | 2014-12-24 | 2014-12-24 | Automated blood pressure device |
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| CN204363978U true CN204363978U (en) | 2015-06-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434074A (en) * | 2014-12-24 | 2015-03-25 | 深圳瑞光康泰科技有限公司 | Automatic blood pressure measurement device |
| WO2016101888A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳瑞光康泰科技有限公司 | Balloon cuff and automatic blood pressure measurement apparatus |
| WO2016101889A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳瑞光康泰科技有限公司 | Automatic blood measurement apparatus |
-
2014
- 2014-12-24 CN CN201420832383.4U patent/CN204363978U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434074A (en) * | 2014-12-24 | 2015-03-25 | 深圳瑞光康泰科技有限公司 | Automatic blood pressure measurement device |
| WO2016101888A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳瑞光康泰科技有限公司 | Balloon cuff and automatic blood pressure measurement apparatus |
| WO2016101889A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳瑞光康泰科技有限公司 | Automatic blood measurement apparatus |
| WO2016101890A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳瑞光康泰科技有限公司 | Automatic blood measurement apparatus |
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