CN211155763U

CN211155763U - Sphygmomanometer with one-way valve

Info

Publication number: CN211155763U
Application number: CN201921881271.7U
Authority: CN
Inventors: 高颖
Original assignee: Wuxi Hospital of Traditional Chinese Medicine
Current assignee: Wuxi Hospital of Traditional Chinese Medicine
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-08-04
Anticipated expiration: 2029-11-04

Abstract

The utility model relates to the technical field of sphygmomanometer, in particular to a sphygmomanometer with a one-way valve, which comprises a bottom box and a lifting cover arranged on one side of the bottom box, wherein an air bag is arranged inside the bottom box, a display device is arranged on the inner side of the lifting cover, the display device comprises an air inlet bin and a leakage-proof bin, the air inlet bin comprises an inflating bin and a connecting bin, a pressing plate is arranged at the bottom of a connecting rod, the one-way valve is arranged inside the leakage-proof bin, an external thread is arranged on the outer wall of a connecting pipe, a clamping groove is arranged at the bottom of the connecting pipe, an internal thread is arranged on the inner wall of a joint, a clamping ring is arranged at the top end of the inner wall of the joint, the sphygmomanometer with the one-way valve blocks mercury by arranging the one-way valve, the inner wall of the connecting bin is enabled to be in a, and the air tightness is strong, and the problem that the joint and the connecting pipe are not tightly connected and air leakage is easily caused is avoided.

Description

Sphygmomanometer with one-way valve

Technical Field

The utility model relates to the technical field of sphygmomanometers, in particular to a sphygmomanometer with a one-way valve.

Background

The cuff type sphygmomanometer is the most common method for measuring blood pressure in clinic, and the measurement principle is that a cuff is inflated and pressurized to completely occlude an artery, then the cuff is gradually deflated, the pressure is gradually reduced, when the pressure in the artery just exceeds the pressure applied by the cuff, the occluded artery is flushed to allow blood flow to pass, the highest pressure applied to the cuff capable of being flushed is determined as systolic pressure, and the lowest pressure applied to the cuff capable of being flushed is determined as diastolic pressure.

At present, when a clinical sphygmomanometer is closed carelessly, mercury is easy to leak, environmental pollution is caused, human health is affected, meanwhile, the connector and the connecting pipe are not tightly connected, air leakage is easy to cause, the internal pressure of the mercury tube is insufficient, and the error is large. In view of this, we propose a sphygmomanometer with a one-way valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take sphygmomanometer of one-way valve to solve the sphygmomanometer that provides in the above-mentioned background art if close carelessly, easily cause mercury to leak outward and connect and take over to connect inseparably, cause the problem of gas leakage easily.

In order to achieve the above object, the utility model provides a following technical scheme:

a sphygmomanometer with a one-way valve comprises a bottom box and a lifting cover arranged on one side of the bottom box, wherein an air bag is arranged inside the bottom box, a display device is arranged on the inner side of the lifting cover, the bottom box and the lifting cover are connected through a rotating shaft, a bearing plate is arranged on one side, close to the display device, of the lifting cover, the display device comprises an air inlet bin and a leakage-proof bin, the air inlet bin comprises an air inflating bin and a connecting bin, a partition plate is arranged between the air inflating bin and the connecting bin, a through hole is formed in the surface of the partition plate, a connecting rod is arranged on the inner wall of the connecting bin, a pressing plate is arranged at the bottom of the connecting rod, and a spring is arranged on one side;

the anti-leakage device is characterized in that a one-way valve is arranged inside the anti-leakage bin, a slot is formed in the top of the anti-leakage bin, and a mercury tube is arranged inside the slot.

Preferably, the inflating bin is communicated with the connecting bin, and the connecting bin is communicated with the leakage-proof bin.

Preferably, the connecting rod is hinged with the inner wall of the connecting bin.

Preferably, the mercury tube and the slot are in plug-in fit.

Preferably, the top in storehouse of admitting air is provided with the takeover, the outer wall of takeover is provided with the external screw thread, the bottom of takeover is provided with the draw-in groove, the one end of gasbag is provided with the air return valve, the one end of gasbag is provided with the emulsion tube, the surface of emulsion tube is provided with the sleeve area, the other end of emulsion tube is provided with the joint, the inner wall of joint is provided with the internal thread, the inner wall top of joint is provided with the snap ring.

Preferably, the adapter and the adapter are threadedly connected.

Preferably, the clamping ring is matched with the clamping groove in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this take sphygmomanometer of one-way valve blocks mercury through setting up one-way valve to utilize the clamp plate card to connect the storehouse inner wall, make and connect the inside whole sealed condition that is in storehouse, can effectively prevent that mercury from revealing.

2. This take sphygmomanometer of one-way valve, the snap ring card is gone into inside the draw-in groove for connect with take over integral connection closely, and the gas tightness is strong, avoids connecting with the take over inseparably, causes the problem emergence of gas leakage easily.

Drawings

FIG. 1 is an exploded view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of a display device according to the present invention;

FIG. 3 is a schematic view of the internal structure of the air inlet bin and the leakage-proof bin of the present invention;

fig. 4 is a schematic view of the joint structure of the present invention.

In the figure: 1. a bottom case; 11. a rotating shaft; 12. a bearing plate; 2. lifting the cover; 3. a display device; 31. an air inlet bin; 311. inflating a bin; 312. a connecting bin; 313. a partition plate; 314. a through hole; 315. a connecting rod; 316. pressing a plate; 317. a spring; 32. a leakage-proof bin; 321. a one-way valve; 322. a slot; 33. a mercury tube; 34. taking over a pipe; 35. an external thread; 36. a card slot; 4. an air bag; 41. an air return valve; 42. a latex tube; 43. a joint; 44. an internal thread; 45. a snap ring; 46. a cuff.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a sphygmomanometer with a one-way valve is disclosed, as shown in fig. 1 to fig. 3, and comprises a bottom box 1 and a lifting cover 2 arranged on one side of the bottom box 1, wherein an air bag 4 is arranged inside the bottom box 1, a display device 3 is arranged on the inner side of the lifting cover 2, the bottom box 1 is connected with the lifting cover 2 through a rotating shaft 11, a bearing plate 12 is arranged on one side, close to the display device 3, of the lifting cover 2, the display device 3 comprises an air inlet bin 31 and a leakage-proof bin 32, the air inlet bin 31 comprises an air inlet bin 311 and a connecting bin 312, a partition 313 is arranged between the air inlet bin 311 and the connecting bin 312, a through hole 314 is formed in the surface of the partition 313, a connecting rod 315 is installed on the inner wall of the connecting bin 312, a pressing plate 316 is arranged at the bottom of the connecting rod 315, a spring 317 is arranged on one side of the connecting rod 315, the air inlet bin.

In this embodiment, the pressing plate 316 is made of rubber, so that a certain frictional resistance is provided between the pressing plate 316 and the connecting bin 312.

Furthermore, one end of the spring 317 is welded and fixed with the connecting rod 315, and the other end of the spring 317 is welded and fixed with the partition 313, so that the spring 317 can be conveniently used for driving the connecting rod 315 to move.

Specifically, the pressing plate 316 and the connecting rod 315 are fixed in an adhesion manner, so that the pressing plate 316 is conveniently mounted at the bottom of the connecting rod 315.

In the specific implementation process, in order to prevent mercury inside the mercury tube 33 from leaking, the invention improves the leakage-proof bin 32, as shown in fig. 3, a one-way valve 321 is arranged inside the leakage-proof bin 32, an insertion slot 322 is arranged at the top of the leakage-proof bin 32, the mercury tube 33 is arranged inside the insertion slot 322, and the mercury tube 33 is in insertion fit with the insertion slot 322.

In this embodiment, the one-way valve 321 is a waterproof and breathable membrane, so that mercury cannot be discharged from the one-way valve 321, and gas can pass through the one-way valve 321.

Furthermore, the mercury tube 33 is made of toughened glass, so that the mercury tube is excellent in corrosion resistance and convenient to observe the liquid level.

In the specific implementation process, in order to avoid that the connector 43 and the connecting pipe 34 are not tightly connected and are easy to cause air leakage, the structure of the connector 43 and the connecting pipe 34 is improved by the invention, as shown in fig. 1 and 4, the top of the air inlet bin 31 is provided with the connecting pipe 34, the outer wall of the connecting pipe 34 is provided with the external thread 35, the bottom of the connecting pipe 34 is provided with the clamping groove 36, one end of the air bag 4 is provided with the air return valve 41, the surface of the latex tube 42 is provided with the cuff 46, the other end of the latex tube 42 is provided with the connector 43, one end of the latex tube 42 is provided with the connector 43, the inner wall of the connector 43 is provided with the internal thread 44, the top end of the inner wall of the connector 43 is.

In this embodiment, the air bag 4 is made of latex material, which is soft and convenient for holding the air bag 4.

Further, the latex tube 42 is communicated with the cuff 46, so that the cuff 46 can be conveniently inflated by the latex tube 42.

Specifically, the snap ring 45 is made of rubber, so that the snap ring 45 has a good air tightness effect.

When the sphygmomanometer with the one-way valve of the embodiment is used, the joint 43 at one end of the latex tube 42 is aligned to the connection tube 34, the joint 43 is sleeved on the connection tube 34, the joint 43 is convenient to rotate, the joint 43 is screwed into the surface of the connection tube 34 by utilizing the matching of the external thread 35 and the internal thread 44, and the clamping ring 45 is clamped into the clamping groove 36, so that the joint 43 and the connection tube 34 are integrally connected tightly, the air tightness is strong, and the problem that the joint 43 and the connection tube 34 are not tightly connected and air leakage is easily caused is avoided;

utilize gasbag 4 to inflate, make gas enter into from emulsion tube 42 and inflate the storehouse 311 in, gas promotes connecting rod 315 and rotates, make spring 317 tensile, and connecting rod 315 moves to leak protection storehouse 32 one side, connect the inside whole through state in storehouse 312 this moment, it is inside that gas is discharged to leak protection storehouse 32 from connecting storehouse 312, and see through one-way valve 321 and make the inside mercury of mercury tube 33 rise, and then observe, when inflating and stopping, mercury utilizes gravity to fall on one-way valve 321, receive one-way valve 321 and block unable the discharge, connecting rod 315 returns under the spring 317 effect simultaneously, and with clamp plate 316 card at connecting storehouse 312 inner wall, make the inside whole encapsulated situation that is of connecting storehouse 312, can effectively prevent mercury leakage.

In conclusion, the clamping ring 45 is clamped into the clamping groove 36, so that the joint 43 and the connecting pipe 34 are integrally connected tightly, the air tightness is strong, and the problem that the joint 43 and the connecting pipe 34 are not connected tightly and air leakage is easily caused is avoided; through setting up one-way valve 321 and blockking off mercury to utilize clamp plate 316 card at connecting the storehouse 312 inner wall, make and connect the inside whole sealed condition that is of storehouse 312, can effectively prevent that mercury from revealing.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take sphygmomanometer of one-way valve, includes end box (1) and sets up lift lid (2) of end box (1) one side, its characterized in that: the air bag type air bag;

the inside in leak protection storehouse (32) is provided with one-way valve (321), the top in leak protection storehouse (32) is provided with slot (322), the inside of slot (322) is provided with mercury pipe (33).

2. The sphygmomanometer with one-way valve according to claim 1, wherein: the inflating bin (311) is communicated with the connecting bin (312), and the connecting bin (312) is communicated with the leakage-proof bin (32).

3. The sphygmomanometer with one-way valve according to claim 1, wherein: the connecting rod (315) is hinged with the inner wall of the connecting cabin (312).

4. The sphygmomanometer with one-way valve according to claim 1, wherein: the mercury tube (33) is in plug-in fit with the slot (322).

5. The sphygmomanometer with one-way valve according to claim 1, wherein: the top in storehouse (31) of admitting air is provided with takeover (34), the outer wall of takeover (34) is provided with external screw thread (35), the bottom of takeover (34) is provided with draw-in groove (36), the one end of gasbag (4) is provided with air return valve (41), the one end of gasbag (4) is provided with emulsion tube (42), the surface of emulsion tube (42) is provided with sleeve area (46), the other end of emulsion tube (42) is provided with connects (43), the inner wall that connects (43) is provided with internal thread (44), the inner wall top that connects (43) is provided with snap ring (45).

6. The sphygmomanometer with one-way valve according to claim 5, wherein: the connector (43) is in threaded connection with the adapter (34).

7. The sphygmomanometer with one-way valve according to claim 5, wherein: the clamping ring (45) is matched with the clamping groove (36) in a clamping manner.