CN211355437U - an electronic sphygmomanometer - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, in particular to electronic sphygmomanometer, including sphygmomanometer main part, armlet subassembly and wrist strap subassembly, the sphygmomanometer main part includes air pump, the first air guide passageway, the pressure sensor that are linked together with the air pump, the second air guide passageway that is linked together with pressure sensor. When the arm type is measured, the two air guide tubes of the arm band component are respectively communicated with the first air guide channel and the second air guide channel for measurement, and when the wrist type is measured, the two air guide tubes of the wrist band component are respectively communicated with the first air guide channel and the second air guide channel of the sphygmomanometer main body for measurement. The utility model discloses an electronic sphygmomanometer both can use the arm-type measuring method to measure blood pressure, can use wrist formula measuring method to measure blood pressure again, richened sphygmomanometer's use scene to use two air guide channel, avoided air pump and pressure sensor to be linked together, the problem that the air pump disturbed the measured value and influences measurement accuracy has improved sphygmomanometer.

Description

an electronic sphygmomanometer

technical field

The utility model relates to the technical field of medical devices, in particular to an electronic sphygmomanometer.

Background technique

With the continuous improvement of living standards, people's health awareness has gradually increased, and electronic sphygmomanometers have been widely used. The wrist-type electronic sphygmomanometer is convenient to measure, but because the pulse of the elderly is relatively hard, the measured blood pressure has certain errors. Although the arm-type electronic sphygmomanometer measures accurately, it needs to expose the upper arm during measurement, which is inconvenient to use. In addition, in the existing electronic sphygmomanometer, the measurement belt and the main body of the sphygmomanometer are only connected by an air pipe, and the air pipe is branched at one end away from the measurement belt to connect the air pump and the pressure sensor respectively, and the air pump and the pressure sensor are connected to measure the blood pressure. The pressure generated when the air pump is inflated will interfere with the measurement of human blood pressure by the pressure sensor, resulting in a decrease in the accuracy of blood pressure measurement.

Utility model content

The purpose of the utility model is to provide an electronic sphygmomanometer, which aims to solve the technical problems that the existing sphygmomanometer has low measurement accuracy, the wrist-type electronic sphygmomanometer is not suitable for the elderly, and the arm-type electronic sphygmomanometer is inconvenient to use.

The utility model is realized in this way, an electronic sphygmomanometer includes: a sphygmomanometer body, an armband assembly and a wristband assembly;

The main body of the sphygmomanometer includes an air pump, a first air guide channel whose first end is communicated with the air pump, a pressure sensor, and a second air guide channel whose first end is communicated with the pressure sensor;

The armband assembly includes an armband with a first air storage space, a first air conduit of the armband with a first end connected to the first air storage space, and a first end connected to the first air storage space The second end of the first airway of the armband communicates with the second end of the first airway when the armband is used to measure blood pressure, and the second end of the armband is connected to the second airway of the first airway. The second end of the air guide tube is communicated with the second end of the second air guide channel;

The wristband assembly includes a wristband with a second air storage space, a wristband first air conduit with a first end connected to the second air storage space, and a first end connected to the second air storage space The second airway of the wristband is connected. When the wristband is used to measure blood pressure, the second end of the first airway of the wristband is communicated with the second end of the first airway channel. The second end of the air guide tube is communicated with the second end of the second air guide channel.

Further, the air pump has a pump air port, the first air guide channel includes a first air pipe, a first piping and a first multi-pass seat, and a first end of the first piping is connected to the pump air port The second end of the first pipe and the first end of the first air pipe are communicated through the first multi-pass seat, and the second end of the first air pipe is used to connect the The second end of the first airway of the armband or the second end of the first airway of the wristband.

Further, the sphygmomanometer body further includes an air valve and a second piping, and the first multi-port seat communicates with the air valve through the second piping.

Further, the second air guide channel includes a second air pipe, a third pipe and a second multi-pass seat, the first end of the third pipe is connected to the pressure sensor, and the first end of the third pipe is connected to the pressure sensor. The two ends are communicated with the first end of the second air pipe through the second multi-pass seat, and the second end of the second air pipe is used to connect the second end of the second air pipe of the armband. end or the second end of the second airway of the wrist strap.

Further, the armband is provided with a first air port of the armband and a second air port of the armband that communicate with the first air storage space, and the first end of the first air duct of the armband is connected to the armband. The armband is connected with the first air port, and the first end of the armband second air conduit is connected with the armband second air port.

Further, the wristband is provided with a wristband first air port and a wristband second air port that communicate with the second air storage space, and the first end of the wristband first airway is connected to the wristband. The wristband is connected to the first air port, and the first end of the wristband second air duct is connected to the wristband second air port.

Further, the sphygmomanometer body further includes a housing, the air pump, the pressure sensor, the first air pipe, the first piping, the first multi-port seat, the air valve, the first air pipe The second pipe, the second air pipe, the third pipe and the second multi-pass seat are all installed in the casing, and the casing is provided with a first through hole and a second through hole, and the first through hole and the second through hole are formed on the casing. The second end of an air pipe is fixed at the first through hole, and the second end of the second air pipe is fixed at the second through hole.

Further, the main body of the sphygmomanometer further includes an outer sleeve and a mounting plate, the first through hole and the second through hole are opened on the installation plate, and the outer sleeve wraps the first air tube and the mounting plate. In the second air pipe, an opening is formed on the casing, and the mounting plate is detachably installed at the opening.

Further, the main body of the sphygmomanometer further includes a control chip, the control chip is installed in the casing, and the control chip is electrically connected to the air pump, the pressure sensor and the air valve, respectively.

Further, a display screen and function keys are installed on the casing, and the display screen and the function keys are respectively electrically connected to the control chip.

An electronic sphygmomanometer implementing the present utility model has the following beneficial effects: comprising a sphygmomanometer body, an armband assembly and a wristband assembly; The second air guide channel communicated with the pressure sensor. When the user needs to use the arm measurement method to measure blood pressure, connect the two air tubes of the arm band assembly with the first air passage and the second air passage of the sphygmomanometer body for measurement. When the user needs to use the wrist measurement When the blood pressure is measured by the method, the two air tubes of the wristband assembly are respectively connected with the first air channel and the second air channel of the sphygmomanometer body for measurement. The electronic sphygmomanometer of the utility model can measure blood pressure by both the arm measurement method and the wrist measurement method, which enriches the usage scenarios of the sphygmomanometer, and uses two air guide channels to avoid the connection between the air pump and the pressure sensor. The problem is that the air pump interferes with the measurement value and affects the measurement accuracy, which improves the measurement accuracy of the sphygmomanometer.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. , for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1 is a schematic diagram of the overall structure of an electronic sphygmomanometer provided by an embodiment of the present invention;

Fig. 2 is the partial structural schematic diagram of the electronic sphygmomanometer provided by the embodiment of the present invention after the casing is removed;

3 is a schematic structural diagram of the sphygmomanometer main body of the electronic sphygmomanometer connected to the armband assembly provided by the embodiment of the present invention;

4 is a schematic structural diagram of a sphygmomanometer main body of an electronic sphygmomanometer provided by an embodiment of the present invention connected to a wristband assembly.

The details of the symbols involved in the above drawings are as follows: 1. Main body of the sphygmomanometer; 11. Air pump; 12. The first air guide channel; 121, The first air pipe; , pressure sensor; 14, second air guide channel; 141, second air pipe; 142, third pipe; 143, second multi-port; 15, air valve; 16, second pipe; 17, shell; 171, 172, second through hole; 173, display screen; 174, function key; 2, armband assembly; 21, armband; 211, armband first air port; 212, armband second air port ; 22, the first airway of the armband; 23, the second airway of the armband; 3, the wristband assembly; 31, the wristband; 311, the first air port of the wristband; 312, the second air port of the wristband; 32, 33. The first airway of the wristband; 33. The second airway of the wristband.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly or indirectly located on the other component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. Terms "top", "bottom", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outer", etc. The indicated orientation or position is based on the orientation or position shown in the drawings, which is only for the convenience of description, and should not be construed as a limitation on the technical solution. The terms "first" and "second" are only used for the purpose of description, and should not be understood as indicating or implying relative importance or implying indicating the number of technical features. "Plurality" means two or more, unless expressly specifically limited otherwise.

In order to illustrate the technical solutions of the present invention, the following detailed description is given in conjunction with the specific drawings and embodiments.

Referring to FIG. 1 and FIG. 2 , an electronic sphygmomanometer provided by an embodiment of the present invention includes a sphygmomanometer body 1 , an armband assembly 2 and a wristband assembly 3 .

The sphygmomanometer body 1 includes an air pump 11 , a first air guide channel 12 , a pressure sensor 13 and a second air guide channel 14 . The first air guide channel 12 includes a first end and a second end, the first end of the first air guide channel 12 is communicated with the air pump 11, the second air guide channel 14 includes a first end and a second end, and the second air guide channel 14 includes a first end and a second end. The first end of the channel 14 communicates with the pressure sensor 13 . The arm band assembly 2 includes an arm band 21 with a first air storage space, a first arm band air conduit 22 and an arm band second air conduit 23. The arm band first air conduit 22 includes a first end and a second end. The arm band The second air duct 23 includes a first end and a second end, the first end of the first air duct 22 of the armband is communicated with the first air storage space, and the first end of the second air duct 23 of the armband is connected to the first air storage space The space is connected, when the armband 21 is used to measure blood pressure, the second end of the first airway 22 of the armband communicates with the second end of the first airway 12, and the second end of the second airway 23 of the armband is connected to the second end of the first airway 12. The second ends of the second air guide channels 14 are communicated with each other. The wristband assembly 3 includes a wristband 31 with a second air storage space, a first airway tube 32 of the wristband, and a second airway tube 33 of the wristband. The first airway tube 32 of the wristband includes a first end and a second end. The second air duct 33 includes a first end and a second end, the first end of the wrist strap first air duct 32 communicates with the second air storage space, and the first end of the wrist strap second air duct 33 communicates with the second air storage space The space is connected, when the wristband 31 is used to measure blood pressure, the second end of the first airway 32 of the wristband communicates with the second end of the first airway 12, and the second end of the second airway 33 of the wristband is connected to the second end of the first airway 12. The second ends of the second air guide channels 14 are communicated with each other.

In the electronic sphygmomanometer provided by the embodiment of the present invention, when the user needs to measure the blood pressure using the arm measurement method, the two air conduits of the arm band assembly are respectively connected to the first air conduit and the second air conduit of the main body of the sphygmomanometer. When the user needs to use the wrist measurement method to measure blood pressure, connect the two air guide tubes of the wrist strap assembly with the first air guide channel and the second air guide channel of the sphygmomanometer body respectively. measurement (see Figure 4). The electronic sphygmomanometer of the embodiment of the present invention can measure blood pressure by using the arm-type measurement method, and can measure the blood pressure by using the wrist-type measurement method, which enriches the usage scenarios of the sphygmomanometer. Secondly, the air flow generated by the air pump 11 does not directly enter the pressure sensor 13, but directly enters the accommodating space of the armband assembly 2 or the wristband assembly 3 through the first air flow channel 12 to form air pressure, and then passes through the second air flow channel 12. The air flow channel 14 transmits the signal of the air pressure to the pressure sensor 13. The accommodating space of the armband assembly 2 or the wristband assembly 3 is not only used for accommodating air to form air pressure, but also plays a role of buffering the air flow to stabilize the air flow, The interference to the detection of the pressure sensor 13 is greatly reduced, thereby improving the measurement accuracy of the blood pressure value determination.

Please refer to FIG. 2 , the air pump 11 has a pump air port, the first air guide channel 12 includes a first air pipe 121 , a first piping 122 and a first multi-pass seat 123 , and the first end of the first piping 122 is connected to the pump air port The second end of the first pipe 122 is connected with the first end of the first air pipe 121 through the first multi-pass seat 123, and the second end of the first air pipe 121 is used to connect the first air pipe 22 of the armband. The second end or the second end of the first airway tube 32 of the wrist strap. The sphygmomanometer body 1 further includes an air valve 15 and a second piping 16 , and the first multi-port 123 communicates with the air valve 15 through the second piping 16 , wherein the air valve 15 is used to control the discharge of gas in the piping. The second air guide passage 14 includes a second air pipe 141 , a third pipe 142 and a second multi-way seat 143 . The first end of the third pipe 142 is connected to the pressure sensor 13 , and the second end of the third pipe 142 is connected to the pressure sensor 13 . The first ends of the two air tubes 141 are communicated through the second multi-pass seat 143 , and the second end of the second air tube 141 is used to connect the second end of the second air tube 23 of the armband or the second end of the second air tube 33 of the wristband. second end.

The armband 21 is provided with the armband first air port 211 and the armband second air port 212 which communicate with the first air storage space, and the first end of the armband first air duct 22 is connected with the armband first air port 211 , the first end of the second air duct 23 of the armband is connected to the second air port 212 of the armband. The wristband 31 is provided with a wristband first air port 311 and a wristband second air port 312 that communicate with the second air storage space, and the first end of the wristband first air duct 32 is connected to the wristband first air port 311 , the first end of the second air tube 33 of the wristband is connected to the second air port 312 of the wristband.

First air pipe 121, first pipe 122, second pipe 16, second air pipe 141, third pipe 142, armband first airway 22, armband second airway 23, wristband first airway 32 The second air tube 33 of the wrist strap is preferably made of rubber or silicone, which is soft, easy to bend, easy to install and use, and of course can also be made of other suitable materials such as hard plastic.

The sphygmomanometer body 1 further includes a housing 17, an air pump 11, a pressure sensor 13, a first air pipe 121, a first pipe 122, a first multi-port 123, an air valve 15, a second pipe 16, a second air pipe 141, a first The three pipes 142 and the second multi-pass seat 143 are installed in the casing 17 , the casing 17 is provided with a first through hole 171 and a second through hole 172 , and the second end of the first air pipe 121 is fixed in the first through hole 171 The second end of the second air pipe 141 is fixed at the second through hole 172 . The first through hole 171 and the second through hole 172 are preferably opened on the same side of the housing 17 . Further, the main body 1 of the sphygmomanometer also includes an outer sleeve and an installation plate, the first through hole and the second through hole are opened on the installation plate, the outer sleeve wraps the first air pipe and the second air pipe, and the outer casing is provided with an opening for installation. The plate is removably mounted at the opening. Specifically, the first through hole and the second through hole may be opened side by side on the mounting board.

The sphygmomanometer body 1 further includes a control chip (not shown in the figure), which is installed in the housing 17 and is electrically connected to the air pump 11 , the pressure sensor 13 and the air valve 15 respectively. A display screen 173 and function keys 174 are also installed on the casing 17 , and the display screen 173 and the function keys 174 are respectively electrically connected to the control chip. The control chip can control the working states of the air pump 11 , the pressure sensor 13 and the air valve 15 according to the user's operation of the function keys 174 , and display the measurement data and measurement results on the display screen 173 .

Specifically, the function buttons 174 include an arm-type measurement button and a wrist-type measurement button. When the user needs to measure blood pressure using the arm-type measurement method, connect the second end of the cuff first airway 22 of the cuff assembly 2 to the main body of the sphygmomanometer. Connect the second end of the first air tube 121 of the sphygmomanometer body 1 to the second end of the second air tube 23 of the arm band of the cuff assembly 2 and the second end of the second air tube 141 of the sphygmomanometer The arm strap 21 of the component 2 is tied to the arm of the person to be measured, and the arm measurement button is pressed, and the control chip controls the air pump 11, the pressure sensor 13 and the air valve 15 according to the arm measurement program. The air pressure value is converted into a blood pressure value in real time and displayed on the display screen 173; when the user needs to use the wrist measurement method to measure blood pressure, connect the second end of the first airway 32 of the wristband of the wristband assembly 3 to the second end of the sphygmomanometer body 1 The second end of the first air tube 121 is connected to connect the second end of the second air tube 33 of the wristband of the wristband assembly 3 to the second end of the second air tube 141 of the sphygmomanometer body 1, and the wristband assembly 3 is connected to the second end of the second air tube 141 of the blood pressure monitor body 1. The wristband 31 is tied to the wrist of the measured person, press the wrist measurement button, the control chip controls the air pump 11, the pressure sensor 13 and the air valve 15 according to the wristband measurement program, and the air pressure measured during the entire inflation process will be measured. The value is converted in real time to a blood pressure value displayed on the display screen 173 . In this embodiment, the arm-type measurement program and the wrist-type measurement program are pre-stored in the control chip, wherein the blood pressure value calculated by the arm-type measurement program and the wrist-type measurement program is the prior art, and details are not described here. The electronic sphygmomanometer of this embodiment can be used in both the boosting measurement method and the buckling measurement method. It should be noted that the difference between the armband assembly 2 and the wristband assembly 3 in this embodiment mainly lies in the difference in volume between the armband 21 and the wristband 31. In the design, the size of the detection strap can be designed in Between the armband 21 and the wristband 31, the same detection component can be used to measure the blood pressure by the arm measurement method and the blood pressure measurement by the wrist measurement method, which is more convenient.

The above are only optional embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. An electronic sphygmomanometer, characterized in that, comprising: a sphygmomanometer main body, an armband assembly and a wristband assembly; The main body of the sphygmomanometer includes an air pump, a first air guide channel whose first end is communicated with the air pump, a pressure sensor, and a second air guide channel whose first end is communicated with the pressure sensor; The armband assembly includes an armband with a first air storage space, a first air conduit of the armband with a first end connected to the first air storage space, and a first end connected to the first air storage space The second end of the first airway of the armband communicates with the second end of the first airway when the armband is used to measure blood pressure, and the second end of the armband is connected to the second airway of the first airway. The second end of the air guide tube is communicated with the second end of the second air guide channel; The wristband assembly includes a wristband with a second air storage space, a wristband first air conduit with a first end connected to the second air storage space, and a first end connected to the second air storage space The second airway of the wristband is connected. When the wristband is used to measure blood pressure, the second end of the first airway of the wristband is communicated with the second end of the first airway channel. The second end of the air guide tube is communicated with the second end of the second air guide channel. 2 . The electronic sphygmomanometer according to claim 1 , wherein the air pump has a pump air port, the first air guide channel includes a first air pipe, a first piping, and a first multi-pass seat, and the The first end of the first pipe is communicated with the pump air port, and the second end of the first pipe and the first end of the first air pipe are communicated through the first multi-pass seat, so The second end of the first air tube is used to connect the second end of the first air tube of the armband or the second end of the first air tube of the wristband. 3 . The electronic sphygmomanometer according to claim 2 , wherein the sphygmomanometer body further comprises an air valve and a second pipe, and the first multi-port seat is connected to the air valve through the second pipe. 4 . Pass. 4 . The electronic sphygmomanometer according to claim 3 , wherein the second air guide channel comprises a second air pipe, a third pipe and a second multi-channel seat, and the first end of the third pipe is connected to the first end of the third pipe. 5 . The pressure sensor is connected, the second end of the third pipe and the first end of the second air pipe are communicated through the second multi-pass seat, and the second end of the second air pipe For connecting the second end of the second airway of the armband or the second end of the second airway of the wristband. 5 . The electronic sphygmomanometer according to claim 4 , wherein the armband is provided with a first air port and a second air port of the armband that communicate with the first air storage space, and the The first end of the first air duct of the arm band is connected to the first air port of the arm band, and the first end of the second air duct of the arm band is connected to the second air port of the arm band. 6 . The electronic sphygmomanometer according to claim 5 , wherein the wristband is provided with a wristband first air port and a wristband second air port which communicate with the second air storage space, and the wristband The first end of the first airway of the wristband is connected to the first air port of the wristband, and the first end of the second airway of the wristband is connected to the second air port of the wristband. 7 . The electronic sphygmomanometer according to claim 6 , wherein the sphygmomanometer body further includes a casing, the air pump, the pressure sensor, the first air pipe, the first piping, the The first multi-port seat, the air valve, the second piping, the second air pipe, the third piping, and the second multi-port seat are all mounted in the housing, and the housing is opened on the housing. There are a first through hole and a second through hole, the second end of the first air pipe is fixed at the first through hole, and the second end of the second air pipe is fixed at the second through hole . 8. The electronic sphygmomanometer according to claim 7, wherein the sphygmomanometer body further comprises an outer sleeve and a mounting plate, and the first through hole and the second through hole are opened on the mounting plate , the outer sleeve wraps the first air pipe and the second air pipe, the casing is provided with an opening, and the mounting plate is detachably installed at the opening. 9. The electronic sphygmomanometer according to claim 7 or 8, wherein the sphygmomanometer body further comprises a control chip, the control chip is installed in the housing, and the control chip is respectively connected to the air pump , the pressure sensor and the air valve are electrically connected. 10. The electronic sphygmomanometer according to claim 9, wherein a display screen and function keys are installed on the casing, and the display screen and the function keys are respectively electrically connected to the control chip.

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