CN204363975U - A kind of cuff type sphygomanometer - Google Patents
A kind of cuff type sphygomanometer Download PDFInfo
- Publication number
- CN204363975U CN204363975U CN201420871493.1U CN201420871493U CN204363975U CN 204363975 U CN204363975 U CN 204363975U CN 201420871493 U CN201420871493 U CN 201420871493U CN 204363975 U CN204363975 U CN 204363975U
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- CN
- China
- Prior art keywords
- grab
- sphygomanometer
- cuff
- locking mechanism
- dead bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The utility model discloses a kind of cuff type sphygomanometer, comprise sphygomanometer lower house and cuff, cuff is provided with a keyset, keyset forms spaced two grabs, sphygomanometer lower house is provided with the two grab passages corresponding with two grabs, the inside bottom surface of sphygomanometer lower house is also provided with a snap lock locking mechanism, molding one draw-in groove on snap lock locking mechanism, draw-in groove is connected with the one grab passage in two grab passages, one grab during installation in two grabs runs through grab passage and draw-in groove successively, and is snapped on snap lock locking mechanism; Sphygomanometer lower house is also provided with the unlock hole for unlocking snap lock locking mechanism.During installation, by performing telescopic action to elastic locking mechanism, grab is made to be snapped in elastic locking mechanism completely; During dismounting, stretched in unlock hole by auxiliary unlocking tool and directly active force is acted in elastic locking mechanism, easily two grabs are thrown off from grab passage, improve the efficiency of dismounting and replacing cuff.
Description
Technical field
This utility model relates to blood pressure measurement technical field, is specifically related to a kind of cuff type sphygomanometer.
Background technology
Electric sphygmomanometer comprises main frame and cuff portions usually, and in the sphygomanometer sold in the market, some adopts unitary design, and the combination of cuff and host main body is realized by some frame for movement or special finding.Common coupling mechanism is that buckle is stretched out at cuff place, inserts the opening that lower housing portion is arranged.Although this structure is simple, be difficult to operation, give maintenance or change accessory and make troubles, there is the risk causing deformation to be damaged because applying excessive external force.
Chinese patent literature CN 102813510 discloses a kind of electric sphygmomanometer, comprise: body and cuff, cuff comprises liner plate, wherein, described liner plate one end is at least provided with a fixing grab, and the other end is provided with one can release grab, fixing grab with can release grab and comprise fastener portion and support arm respectively, a shoulder is extended in described support arm both sides of releasing grab, and can release on grab offer a breach at this; The bottom of lower house has to fixing grab and can release the corresponding fixing end draw-in groove of grab and can release end draw-in groove, and can release end draw-in groove and be provided with stop part in the side with fastener portion clasp; Lower house bottom interior surface is provided with a shell fragment near releasing end draw-in groove place, and this shell fragment comprises one and presses portion and elastic, and the portion of pressing covers can release an end draw-in groove part; Lower house sidewall has a through hole, this through hole by can release breach on grab and shell fragment press portion to press end face corresponding.There is following technical problem in use in the disassembly mechanism in above-mentioned patent documentation:
A) the aid stroke that gos deep into enclosure interior from housing sidewall through hole is long;
B) lack effective position-limit mechanism, aid is easy to depart from target, does not such as arrive shell fragment place through the opening in the middle of grab, but grab 7 has been withstood, then cannot realize unlocking, easily occur the situation of operate miss, simultaneously thus with hook structure comparatively complicated;
C) mounting means of cuff only has one, namely cuff towards being unique and fixing relative to sphygomanometer body.
Utility model content
For this reason, this utility model object is that to solve in prior art the cuff removal efficiency existed low, in releasing process auxiliary unlocking tool easily appearance operation depart from, thus cause and unlock difficulty, this utility model provides a kind of cuff type sphygomanometer.
Adopt technical scheme as described below:
A kind of cuff type sphygomanometer, comprise sphygomanometer lower house and cuff, described cuff is provided with a keyset, described keyset forms spaced two grabs, described sphygomanometer lower house is provided with the two grab passages corresponding with described two grabs, the inside bottom surface of described sphygomanometer lower house is also provided with a snap lock locking mechanism, molding one draw-in groove on described snap lock locking mechanism, described draw-in groove is connected with the one grab passage in described two grab passages, one grab in two grabs described in during installation runs through described grab passage and draw-in groove successively, and be snapped on described snap lock locking mechanism, described sphygomanometer lower house is also provided with the unlock hole for unlocking described snap lock locking mechanism.
Described snap lock locking mechanism is a shell fragment, molding one locating slot on described sphygomanometer lower house, and described shell fragment is placed in described locating slot, the both sides of described shell fragment and described locating slot matched in clearance; Described draw-in groove takes shape on described shell fragment, and with the one grab channel connection in described two grab passages; Described unlock hole is arranged at the side of described sphygomanometer lower house, and corresponding with the end position of described shell fragment.
Described shell fragment thickness is less than the degree of depth of described locating slot, and the gap that described shell fragment upper surface and described locating slot are formed is less than 0.5mm.
The spring leaf that described shell fragment comprises dead bolt and is connected with described dead bolt one end, described spring leaf stretches along the line direction of described two grabs, and described draw-in groove takes shape on described dead bolt, described dead bolt two sides and described locating slot matched in clearance; The other end of described dead bolt is corresponding with the position of described unlock hole.
Described dead bolt is rectangular, and the minimum clearance that its two sides and described locating slot are formed is for being less than the every side of 0.5mm/.
The end of described dead bolt is also provided with a trip lever, and the free end of described trip lever stretches out by described unlock hole, described trip lever and described unlock hole matched in clearance.
Described spring leaf comprises the first elastic arm and the second elastic arm, and one end of described first elastic arm and one end of described second elastic arm are connected to each other, and described first elastic arm is connected with the end winding support of described dead bolt respectively with the other end of the second elastic arm.
Described first elastic arm and the second elastic arm all take the shape of the letter U.
Also be provided with a locating dowel in described locating slot, binding end molding one fixing hole of described first elastic arm and the second elastic arm, described locating dowel and described fixing hole are connected.
Described dead bolt and described spring leaf are integrated resin injection molding structure.
This utility model has following beneficial effect relative to prior art:
A. this utility model by arranging an elastic locking mechanism on sphygomanometer lower house, molding one draw-in groove in elastic locking mechanism, during installation, elastic locking mechanism is squeezed, one of them grab is successively through in grab passage and draw-in groove, elastic locking mechanism is return under the effect of resilience force, draw-in groove is made to move one end distance, on cause grab to be snapped in completely platform that elastic locking mechanism formed, another grab is snapped on the bottom surface platform of sphygomanometer lower house, and then realizes the firm combination of cuff and sphygomanometer lower house; When dismantling, because this utility model is provided with unlock hole on sphygomanometer lower house, aid can be stretched in unlock hole directly acts in elastic locking mechanism by active force, make elastic locking mechanism that deformation occur, and then remove elastic locking mechanism to the snap effect of grab, can be that two grabs are thrown off from grab passage very easily, improve the efficiency of dismounting and replacing cuff.
B. this utility model is in order to convenient disassembly, also in elastic locking mechanism, be provided with trip lever, one end of trip lever is connected with the end winding support of dead bolt, its other end stretches out by unlock hole, when operating after needing to perform dismounting, only promotion trip lever can need be completed the unblock of grab, not need by means of any aid, only can complete with finger; Simultaneously when cuff mounts and dismounts, there is not elastic deformation in grab, is not also subject to large external force, improves the reliability of cuff and Total Product.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, this utility model is described in further detail, wherein
Fig. 1 is the sphygomanometer structural representation that this utility model provides;
Fig. 2 is the adapter plate structure schematic diagram of Fig. 1 cuff provided by the utility model;
Fig. 3 is the fractionation schematic diagram of the sphygomanometer lower house in Fig. 1;
Fig. 4 is the chassis of sphygomanometer lower house in Fig. 3 and the integrated structure plane graph of elastic locking mechanism;
Fig. 5 is the perspective view of Fig. 4;
Fig. 6 is the cross-sectional view after sphygomanometer lower house provided by the utility model is combined with keyset.
In figure: 1-sphygomanometer lower house 11-grab passage, 111-first grab passage, 112-second grab passage, 12-locating slot; 2-cuff; 3-keyset, 31-grab, 311-first grab, 312-second grab, 32-pore; 4-snap lock locking mechanism, 41-dead bolt, 42-spring leaf, 421-first elastic arm, 422-second elastic arm, 43-trip lever; 5-draw-in groove; 6-unlock hole, 7-locating dowel; 8-fixing hole; 9-cuff trachea; 10-lower cover, 20-chassis, 201-perforate, 202-threaded post.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, this utility model embodiment is described in further detail.
As depicted in figs. 1 and 2, this utility model provides a kind of cuff type sphygomanometer, comprise sphygomanometer lower house 1 and cuff 2, cuff 2 is provided with a keyset 3, keyset 3 forms spaced two grabs 31, be respectively the first grab 311 and the second grab 312, sphygomanometer lower house 1 is provided with the two grab passages 11 corresponding with two grabs 31, as shown in Figure 3 with shown in Fig. 4, two grab passages are wherein respectively the first grab passage 111 and the second grab passage 112.Sphygomanometer lower house 1 shown in Fig. 3 is made up of lower cover 10 and chassis 20, lower cover 10 and chassis 20 adopt Split type structure, be threaded with the bottom surface of lower cover 10 by the threaded post 202 on chassis 20, also integrated formed structure can be adopted, two grab passages on chassis, its aperture area is greater than the projected area of grab, and the corresponding grab in every side can be allowed like this to pass without let or hindrance respectively.
Chassis 20 forms perforate 201, and the cuff trachea 9 on cuff 2 forms closed air loop through the pore 32 on keyset 3 and the perforate on chassis 201 with sphygomanometer lower house 1 inner member (as sensor, pump, valve etc.) successively.As shown in Figures 3 to 5, this utility model is also provided with a snap lock locking mechanism 4 in the inside bottom surface (i.e. chassis 20) of sphygomanometer lower house 1, molding one draw-in groove 5 on snap lock locking mechanism 4, draw-in groove 5 is connected with the one first grab passage 111 in two grab passages 111,112, as shown in Figure 4 and Figure 5.As shown in Figure 6, when mounted, first make the second grab 312 in two grabs 31 through in the second grab passage 112, then the first grab 311 is run through the first grab passage 111 and draw-in groove 5 successively, and make it be snapped on snap lock locking mechanism 4; Sphygomanometer lower house 1 is also provided with the unlock hole 6 for unlocking snap lock locking mechanism 4.
Particularly, snap lock locking mechanism 4 is a shell fragment, (namely on chassis 20) molding one locating slot 13 on sphygomanometer lower house 1, and shell fragment is placed in locating slot 13, the both sides of shell fragment and locating slot 13 matched in clearance; Draw-in groove 5 takes shape on shell fragment, and is communicated with the first grab passage 111 in two grab passages 11; Unlock hole 6 is arranged at the side of sphygomanometer lower house 1, and corresponding with the end position of shell fragment, as shown in Figure 4.
Shell fragment of the present utility model as shown in Figure 3, the spring leaf 42 comprising dead bolt 41 and be connected with dead bolt 41 one end, spring leaf 42 along two grabs 31 line direction stretch, draw-in groove 5 takes shape on dead bolt 41, dead bolt 41 two sides and locating slot 13 matched in clearance; The other end of dead bolt 41 is corresponding with the position of unlock hole 6.This utility model preferred dead bolt 41 is rectangular, and the minimum clearance that its two sides and locating slot 13 are formed is for being less than the every side of 0.5mm/.
Shell fragment thickness is preferably less than the degree of depth of locating slot 13, and shell fragment thickness here can refer to the thickness of dead bolt, and the gap that namely dead bolt upper surface and locating slot 13 are formed is less than 0.5mm, during unassembled cuff 2, except gravity and chassis 20 support force, by other external force, also not there is not elastic deformation in shell fragment.
Certainly rectangular tongue can be placed within the locating slot of chassis, as shown in Figure 4, on the left of chassis 20,2 threaded post 202 sides are cut off one piece, tangent plane and locating slot 12 sidewall coplanar, make it also participate in Location resilient piece.Locating slot 12 width should be greater than shell fragment, between the two apart from being less than the every side of 0.5mm/.Because the desired location of the locating slot 12 in this utility model is near the end of sphygomanometer lower house 10, the dead bolt of rectangle near and unlock hole 6 between distance less, the formation of unlocking tool is short, is convenient to realize accurate unblock.When using auxiliary unlocking tool, its one end is slim-lined construction, and length is more than 30mm, and cross section is regular shape, and cross sectional boundary will keep certain distance with unlock hole 6 inwall, and all-round spacing is more preferably greater than 0.1mm.
In special use occasion---as test model machine or displaying model machine, a trip lever 43 can be also provided with in the end of dead bolt 41, the free end of trip lever 43 stretches out by unlock hole 6, trip lever 43 and unlock hole 6 matched in clearance, now, the dismounting of cuff 2 can assist unlocking tool, only can complete with finger.Certainly, also can trip lever 43 be submerged in unlock hole 6, it is not made to stretch out unlock hole 6, unlock hole 6 can realize location to trip lever 43 on the one hand, play the effect unlocking guiding, the length of auxiliary unlocking tool can also be shortened simultaneously further, be convenient to find and carry out unlocking operation, specifically as shown in Fig. 3 structure for the instrument unlocked.
Particularly, wherein spring leaf 42 comprises the first elastic arm 421 and one end of the second elastic arm 422, first elastic arm 421 and one end of the second elastic arm 422 and is connected to each other, and the first elastic arm 421 is connected with the end winding support of dead bolt 41 respectively with the other end of the second elastic arm 422.As shown in Figures 3 and 4, the first elastic arm 421 and the second elastic arm 422 all take the shape of the letter U preferred spring leaf 42 structure.
Further preferably, a locating dowel 7 is also provided with in locating slot 13, binding end molding one fixing hole 8 of the first elastic arm 421 and the second elastic arm 422, as shown in Figure 3 and Figure 4, locating dowel 7 and fixing hole 8 are connected, between the two apart from being less than 0.3mm, locating dowel 7 can position the position of spring leaf 42 further.
Certainly, the dead bolt 41 in accompanying drawing is integrated resin injection molding structure with spring leaf 42; Spring leaf 42 wherein also can be commercial metals Compress Spring, and shell fragment material should select the material of low-friction coefficient, high-wearing feature, as nylon, POM, metal etc.
Below specifically the assembly and disassembly process of sphygomanometer is described in detail:
(1) assembling of sphygomanometer
Sphygomanometer in process of production, is first carried out body and cuff assembly respectively, is then combined with body by cuff assembly.Now, first incite somebody to action a wherein grab, be designated as A, aim at the grab passage without that side of shell fragment on chassis 20, be pressed into.
Then adjust the relative position of chassis 20 and cuff 2 assembly, the chassis platform movement of grab passage 4 side that A grab is passed to it, realize the installation of a wherein grab.
By the grab of opposite side, be designated as B, aim at grab passage 11 corresponding on chassis 20, be firmly pressed into.Now, the inclined-plane on the upside of grab hook portion can touch the dead bolt 41 of shell fragment, and apply a pressure to it, it be pressed in the horizontal direction to grab offside, the spring leaf 42 of shell fragment is compressed and elastic deformation occurs.After grab hook portion lifting height exceedes dead bolt 41, the counteracting force because of spring leaf 42 is returned a segment distance by dead bolt 41, and just in time pin grab 31, the amount of elastic deformation of spring leaf 42 can reduce a part, thus completes the installation of keyset.
(2) when dismantling cuff, first safe placement or hand-held sphygomanometer.
Use auxiliary unlocking tool, its one end is slim-lined construction, and length is more than 30mm, and cross section is regular shape, and cross sectional boundary will keep certain distance with shell fragment keyhole inwall, and all-round spacing is more preferably greater than 0.1mm.
The elongated portion of unlocking tool is stretched into the unlock hole on chassis, touch the tip of dead bolt, firmly to sphygomanometer inside chassis top dead bolt tip, thus drive dead bolt to leave grab, pull down cuff by suitable power, when the displacement that dead bolt is inside exceedes grab hook portion length, the locking of grab is unlocked simultaneously, now, drive grab exits from grab passage by downward pulling force; Then suitably relative movement chassis and cuff can take off opposite side grab, complete cuff dismounting.
Above-mentioned chassis 20 and cuff keyset 3 material are generally engineering plastics, as ABS, PC etc.Elastic locking mechanism provided by the utility model can be applied on upper arm sphygmomanometer and also can be applied on wrist type sphygomanometer.
Certainly, cuff assembly direction is had to the occasion of requirement, two grabs on cuff base plate and the grab passage on chassis can be designed to different size or shape, to guarantee the correct assembly direction of cuff; When not requiring cuff assembly direction, the grab of both sides and grab passage, can design, make installation cuff more flexible premised on exchanging.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among protection domain of the present utility model.
Claims (10)
1. a cuff type sphygomanometer, comprise sphygomanometer lower house (1) and cuff (2), described cuff (2) is provided with a keyset (3), described keyset (3) forms spaced two grabs (31), described sphygomanometer lower house (1) is provided with the two grab passages (11) corresponding with described two grabs (31), it is characterized in that, the inside bottom surface of described sphygomanometer lower house (1) is also provided with a snap lock locking mechanism (4), upper molding one draw-in groove (5) of described snap lock locking mechanism (4), described draw-in groove (5) is connected with the one grab passage in described two grab passages (11), one grab in two grabs (31) described in during installation runs through described grab passage and draw-in groove (5) successively, and be snapped on described snap lock locking mechanism (4), described sphygomanometer lower house (1) is also provided with the unlock hole (6) for unlocking described snap lock locking mechanism (4).
2. cuff type sphygomanometer according to claim 1, it is characterized in that, described snap lock locking mechanism (4) is a shell fragment, molding one locating slot (13) on described sphygomanometer lower house (1), described shell fragment is placed in described locating slot (13), the both sides of described shell fragment and described locating slot (13) matched in clearance; Described draw-in groove (5) takes shape on described shell fragment, and with the one grab channel connection in described two grab passages (11); Described unlock hole (6) is arranged at the side of described sphygomanometer lower house (1), and corresponding with the end position of described shell fragment.
3. cuff type sphygomanometer according to claim 2, is characterized in that, described shell fragment thickness is less than the degree of depth of described locating slot (13), and the gap that described shell fragment upper surface and described locating slot (13) are formed is less than 0.5mm.
4. the cuff type sphygomanometer according to Claims 2 or 3, it is characterized in that, the spring leaf (42) that described shell fragment comprises dead bolt (41) and is connected with described dead bolt (41) one end, described spring leaf (42) stretches along the line direction of described two grabs (31), described draw-in groove (5) takes shape on described dead bolt (41), described dead bolt (41) two sides and described locating slot (13) matched in clearance; The other end of described dead bolt (41) is corresponding with the position of described unlock hole (6).
5. cuff type sphygomanometer according to claim 4, is characterized in that, described dead bolt (41) is rectangular, and the minimum clearance that its two sides and described locating slot (13) are formed is for being less than the every side of 0.5mm/.
6. cuff type sphygomanometer according to claim 4, it is characterized in that, the end of described dead bolt (41) is also provided with a trip lever (43), the free end of described trip lever (43) stretches out by described unlock hole (6), described trip lever (43) and described unlock hole (6) matched in clearance.
7. cuff type sphygomanometer according to claim 6, it is characterized in that, described spring leaf (42) comprises the first elastic arm (421) and the second elastic arm (422), one end of described first elastic arm (421) and one end of described second elastic arm (422) are connected to each other, and described first elastic arm (421) is connected with the end winding support of described dead bolt (41) respectively with the other end of the second elastic arm (422).
8. cuff type sphygomanometer according to claim 7, is characterized in that, described first elastic arm (421) and the second elastic arm (422) all take the shape of the letter U.
9. cuff type sphygomanometer according to claim 8, it is characterized in that, a locating dowel (7) is also provided with in described locating slot (13), binding end molding one fixing hole (8) of described first elastic arm (421) and the second elastic arm (422), described locating dowel (7) and described fixing hole (8) are connected.
10. cuff type sphygomanometer according to claim 9, is characterized in that, described dead bolt (41) and described spring leaf (42) are integrated resin injection molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871493.1U CN204363975U (en) | 2014-12-31 | 2014-12-31 | A kind of cuff type sphygomanometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871493.1U CN204363975U (en) | 2014-12-31 | 2014-12-31 | A kind of cuff type sphygomanometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204363975U true CN204363975U (en) | 2015-06-03 |
Family
ID=53320235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420871493.1U Withdrawn - After Issue CN204363975U (en) | 2014-12-31 | 2014-12-31 | A kind of cuff type sphygomanometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204363975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490381A (en) * | 2014-12-31 | 2015-04-08 | 北京康康盛世信息技术有限公司 | Cuff type sphygmomanometer |
| CN105686817A (en) * | 2016-03-29 | 2016-06-22 | 深圳金亿帝医疗设备股份有限公司 | Sphygmomanometer cuff and watch type electronic sphygmomanometer |
-
2014
- 2014-12-31 CN CN201420871493.1U patent/CN204363975U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490381A (en) * | 2014-12-31 | 2015-04-08 | 北京康康盛世信息技术有限公司 | Cuff type sphygmomanometer |
| CN104490381B (en) * | 2014-12-31 | 2016-08-17 | 北京康康盛世信息技术有限公司 | A kind of cuff type sphygomanometer |
| CN105686817A (en) * | 2016-03-29 | 2016-06-22 | 深圳金亿帝医疗设备股份有限公司 | Sphygmomanometer cuff and watch type electronic sphygmomanometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150603 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |