CN210144643U

CN210144643U - Automatic press device of helping hand type for sphygmomanometer

Info

Publication number: CN210144643U
Application number: CN201920799699.0U
Authority: CN
Inventors: 尹晓慧; 甄怀嵩
Original assignee: Qingdao Women and Childrens Hospital
Current assignee: Qingdao Women and Childrens Hospital
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-03-17
Anticipated expiration: 2029-05-30

Abstract

The utility model belongs to the technical field of medical equipment, a helping hand type automatic pressing device for sphygmomanometer is related to, the major structure includes the gasbag, the stethoscope, first rubber tube, the pickup part, the listening part, the sleeve area, the mercury gauge, the pneumatic valve knob, the second rubber tube, the third rubber tube, lower base, press the briquetting, including a motor, a lead screw, the movable block, the connecting rod, the dustcoat, the PLC controller, a switch, a power supply, upper groove and low groove, pass through connecting rod fixed connection between movable block and the arc concavity press the briquetting, set up into the upper groove of arc groove structure on the downside of press the briquetting, the center of upper groove, the center of low groove and gasbag center are on a vertical line, the cavity size that forms after upper groove and the lock of groove is less than the overall dimension of gasbag; the fatigue of the hands of a measurement operator is reduced, time and labor are saved, the measurement accuracy is high, the whole structure is reasonable and simple in design, the principle is scientific, the operation is convenient, the safety and the reliability are realized, and the application environment is friendly.

Description

Automatic press device of helping hand type for sphygmomanometer

The technical field is as follows:

the utility model belongs to the technical field of medical equipment, a automatic press device of helping hand type for sphygmomanometer is related to, especially a blood pressure measurement equipment with automatically, presses airbag device, can effectively reduce blood pressure measurement operator hand fatigue, and is convenient for carry out accurate measurement by measurand oneself.

Background art:

the sphygmomanometer is an instrument for measuring the blood pressure of the circulating artery of a human body, is commonly used in places such as hospitals, clinics, blood stations, health management and physical examination centers, nursing homes and families, and particularly has stronger and stronger health maintenance consciousness of people to the body along with the improvement of living standard, so that the monitoring of abnormal blood pressure is more and more emphasized for preventing paroxysmal diseases such as cerebral hemorrhage, heart failure and the like, and the application range and the frequency of the sphygmomanometer are correspondingly increased. The existing commonly used sphygmomanometers comprise an electronic sphygmomanometer and a mercury sphygmomanometer, wherein the electronic sphygmomanometer is simple in use method, one person or people who do not learn professional medical knowledge can carry out measurement according to a specification, and the recording result can be memorized and stored for a long time, so that the reading and the writing are convenient, but for some special patients, such as hypotensive patients, the blood pressure is low, the pulsation of blood vessels is weak, and the judgment accuracy of the electronic sphygmomanometer can be abnormal; some people with large fluctuation of blood pressure and pulse pressure or patients with atrial fibrillation have large fluctuation of pulse and weak time, and some errors may be generated in the measurement process of the electronic sphygmomanometer; the mercury sphygmomanometer is used for doctors or users to judge whether high pressure or low pressure is achieved by distinguishing the sounds of heart beating and blood vessel beating through professional knowledge, and the effect of measuring the blood pressure of special patients is better, so that the mercury sphygmomanometer has the advantages of the mercury sphygmomanometer and is widely used. However, in the existing mercury sphygmomanometer, a measurer repeatedly presses the air bag through a palm to pressurize, the hand of the operator is tingled and tired after long-time use, and further the working efficiency is influenced. The utility model discloses a chinese utility model patent of application number CN201520176304.3, a simple and convenient laborsaving safe mercury sphygmomanometer is disclosed, the setting holds the air pocket, solved because traditional sphygmomanometer aerify the bobble small, need the finger to extrude repeatedly when aerifing and aerify the bobble, cause the tired problem of medical staff's hand easily, can realize quick inflation and save physical power, chinese utility model patent of application number CN201621057660.4 discloses a sphygmomanometer, press the gas cell through press device, replace the doctor directly to extrude the gas cell with the hand for the sleeve area aerify, so, it is more laborsaving and be suitable for long-time use, however the use of these two devices still needs to be pressed by hand, it is very inconvenient. Therefore, seek to design a automatic press device of helping hand type for sphygmomanometer, set up the switch and open and stop the automatic press device of formula, replace artifical palm to press the gasbag, reduce hand fatigue, improve work efficiency, increase blood pressure and measure accuracy and the convenience of numerical value from the person of surveying.

The invention content is as follows:

the utility model discloses an invention aim at overcome the shortcoming that prior art exists, propose design an automatic press device of helping hand type for sphygmomanometer to solve the electrosphygmomanometer and measure inconvenient, the unsafe problem to special group patient blood pressure, overcome the problem that the person of surveying presses the gasbag repeatedly for a long time and causes the hand fatigue and then influence work efficiency, thereby improve the accuracy of measuring numerical value.

In order to achieve the above object, the main structure of the device of the present invention comprises: the stethoscope head comprises an air bag, a stethoscope, a first rubber tube, a pickup part, a listening part, a cuff, a mercury meter, an air valve knob, a second rubber tube, a third rubber tube, a lower base, a pressing block, a motor, a lead screw, a movable block, a connecting rod, an outer cover, a PLC (programmable logic controller), a switch, a power supply, an upper groove and a lower groove; the air bag with the telescopic function is of a hollow elliptic elastic rubber ball-shaped structure, can be repeatedly pressed and inflates the sphygmomanometer to provide pressure to push the mercury column to move; the stethoscope with the noise elimination function is a sound diagnosis tool formed by connecting a pickup part and an audition part through a first rubber tube, the mercury meter is a mercury column type meter marked with scale marks, the outlet part of an air bag is communicated with a cuff with an inflation cavity through a second rubber tube, the cuff is communicated with the mercury meter through a third rubber tube, a one-way air valve knob is arranged between the air bag and the rubber tube, the air bag is fixedly arranged in a lower base with an arc-shaped groove, one end of the lower base is provided with a vertical lead screw with external threads through a bearing structure, the top end of the lead screw is fixedly arranged on the power output end of a motor through a coupling structure, the lead screw can rotate along with the motor, and a movable block with an internal thread structure is in threaded connection with the lead screw; the movable block is fixedly connected with the arc-shaped concave pressing block through a connecting rod, the pressing block can move up and down along with the positive and negative rotation of the motor, an upper groove of an arc-shaped groove structure is formed in the lower side surface of the pressing block, the upper groove of the pressing block and a lower groove of the lower base are identical in structural size and are arranged correspondingly, the center of the upper groove, the center of the lower groove and the center of the air bag are on a vertical line, and the size of a cavity formed after the upper groove and the lower groove are buckled is smaller than the external size of the air bag, so that the air bag can be extruded and; the motor is connected with the PLC through electrical information to realize the control of the motor, and the PLC which is composed of commercially available chip products and used for controlling the rotating speed and the rotating direction of the motor can control the forward rotation and the reverse rotation of the motor and the rotating speed and the forward and reverse rotation time of the motor, so that the rotating state of the motor is synchronous with the inflating activity of the air bag; or a commercially available program control motor device is selected to integrate the PLC controller and the motor together so as to realize the simulation of manually pressing the air bag downwards to achieve the inflation operation, the outer cover covers the motor, the screw rod, the movable block, the PLC controller and the power supply sealed sleeve, a switch of the PLC controller is fixedly arranged on the outer cover, the power supply provides a direct current power supply for the motor and the PLC controller, or an external power supply is connected, and the switch is used for controlling the functions of the PLC controller, starting and stopping of the motor and supplying power electrically.

The utility model discloses when using, the speed of motor, the just reversal running time of through the switch setting earlier to through the speed and the depth of pressing that the PLC controller control was pressed according to the piece, tie up the sleeve area on measurand's arm, place the pickup part of stethoscope in the sleeve area, put listening part on auscultator's ear, screw up the pneumatic valve knob, press the switch, the motor drives and presses the gasbag from top to bottom according to the pressing block, observe the position of mercury column in the mercury table, when reaching certain numerical value, press the switch, press the piece and stop pressing the gasbag, judge whether normal according to professional auscultation knowledge; the rotating speed of the motor is 30-200 revolutions per minute, the forward or reverse running time of the motor is 2-200 seconds, and the pressing stroke of the pressing block is 3-15 cm.

The utility model relates to an automatic press device of helping hand type for sphygmomanometer sets for the rotation rate of motor for per minute 60 ~ 100 rotations in the PLC controller of purchase, just reverse running time is 5 ~ 300 seconds respectively, and the speed that the control was pressed the piece and is pressed the degree of depth.

Compared with the prior art, the utility model is provided with an automatic pressing device for the prior air bag type sphygmomanometer, reduces the hand fatigue of the measuring operator, saves time and labor, is suitable for the blood pressure measurement of special patient groups and self-measuring groups, and has high measuring accuracy; the device has the advantages of reasonable and simple integral structure design, scientific principle, convenient operation, safety, reliability and environment-friendly application.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Example 1:

the present embodiment relates to an automatic pressing device of power-assisted type for a sphygmomanometer, which has a main structure including: the stethoscope comprises an air bag 1, a stethoscope 2, a first rubber tube 3, a sound pickup part 4, a listening part 5, a cuff 6, a mercury meter 7, an air valve knob 8, a second rubber tube 9, a third rubber tube 10, a lower base 11, a pressing block 12, a motor 13, a lead screw 14, a movable block 15, a connecting rod 16, an outer cover 17, a PLC (programmable logic controller) 18, a switch 19, a power supply 20, an upper groove 21 and a lower groove 22; the air bag 1 with the telescopic function is of a hollow elliptic elastic rubber ball-shaped structure, can be repeatedly pressed and inflates the sphygmomanometer to provide pressure to push the mercury column to move; the stethoscope 2 with the noise elimination function is a sound diagnosis tool formed by connecting a sound pickup part 4 and a listening part 5 through a first rubber tube 3, a mercury meter 7 is a mercury column type meter marked with scale lines, the outlet part of an air bag 1 is communicated with a cuff 6 with an inflation cavity through a second rubber tube 9, the cuff 6 is communicated with the mercury meter 7 through a third rubber tube 10, a one-way air valve knob 8 is installed between the air bag 1 and the rubber tube, the air bag 1 is installed and fixed in a lower base 11 with an arc-shaped groove, one end of the lower base 11 is provided with a vertical lead screw 14 with external threads through a bearing structure, the top end of the lead screw 14 is fixedly installed on the power output end of a motor 13 through a coupling structure, the lead screw 14 can rotate along with the motor 13, and a movable block 15 with an internal thread structure is in threaded connection with the lead screw 14; the movable block 15 is fixedly connected with the arc-shaped concave pressing block 12 through a connecting rod, the pressing block 12 can move up and down along with the positive and negative rotation of the motor 13, an upper groove 21 with an arc-shaped groove structure is arranged on the lower side surface of the pressing block 12, the upper groove 21 of the pressing block 12 and a lower groove 22 of the lower base 11 are the same in structural size and are correspondingly arranged, the center of the upper groove 21, the center of the lower groove 22 and the center of the airbag 1 are on a vertical line, and the size of a cavity formed after the upper groove 21 and the lower groove 22 are buckled is smaller than the external size of the airbag, so that the airbag can be extruded and inflated conveniently; the motor 13 is connected with the PLC 18 through electrical information to realize the control of the motor 13, and the PLC 18 which is composed of commercially available chip products and controls the rotating speed and the rotating direction of the motor 13 can control the forward rotation and the reverse rotation of the motor 13 and the rotating speed and the forward and reverse rotation time of the motor 13, so that the rotating state of the motor 13 is synchronous with the inflating activity of the air bag 1; or a commercially available program control motor device is selected to integrate the PLC controller 18 and the motor 13 together so as to simulate manual downward pressing of the airbag 1 to achieve inflation operation, the motor 13, the screw 14, the movable block 15, the PLC controller 18 and the power supply 20 are covered by the outer cover 17 in a sealed and sleeved mode, a switch 19 of the PLC controller 18 is fixedly arranged on the outer cover 17, the power supply 20 provides a direct current power supply for the motor 13 and the PLC controller 18 or is externally connected with the external power supply 20, and the switch 19 is used for controlling the functions of the PLC controller 18 and the starting and stopping of the motor 13 and supplying power electrically.

When the stethoscope is used, the speed and the forward and reverse rotation running time of the motor 13 are set through the switch 19, so that the PLC 18 controls the pressing speed and the pressing depth of the pressing block 12, the cuff 6 is tied on the arm of a tested person, the sound pickup part 4 of the stethoscope 2 is placed in the cuff 6, the listening part 5 is placed on the ear of the stethoscope, the air valve knob 8 is screwed down, the switch 19 is pressed, the motor 13 drives the pressing block 12 to press the air bag 1 up and down, the position of a mercury column in the mercury meter 7 is observed, when a certain numerical value is reached, the switch 19 is pressed, the pressing block 12 stops pressing the air bag 1, and whether the blood pressure is normal or not is judged according to the auscultatory professional knowledge; the rotating speed of the motor 13 is 30-200 rpm, the forward or reverse running time of the motor 13 is 2-200 seconds, and the pressing stroke of the pressing block 12 is 3-15 cm.

In the power-assisted automatic pressing device for a sphygmomanometer according to the present embodiment, the rotation speed of the motor 13 is set to 60 to 100 revolutions per minute, and the forward and reverse rotation operation times are set to 5 to 300 seconds, respectively, in the PLC controller 18 that is purchased, and the pressing speed and the pressing depth of the pressing block 12 are controlled.

Example 2:

this example relates to the application of the automatic pressing device of the power-assisted type for the sphygmomanometer of example 1 and the comparison with the prior art, and the automatic pressing device of the power-assisted type according to the present invention is adopted, wherein the sphygmomanometer is a commercially available air bag type manual sphygmomanometer, the automatic pressing device of the power-assisted type and the manual sphygmomanometer are selected and used respectively, 30 persons are selected to measure the blood pressure respectively, and the electronic sphygmomanometer, the existing mercury sphygmomanometer and this example are used to measure the blood pressure of each person of the subject, and the data are as follows:

the data in the table show that compared with the prior art, the invention has reasonable measurement time, saves more than 10% of time compared with the traditional manual sphygmomanometer, is slower than the electronic sphygmomanometer by 15%, has better measurement accuracy than the prior art, has the advantages of minimum average error, less time consumption, quick measurement and good accuracy.

Claims

1. A power-assisted automatic pressing device for a sphygmomanometer is characterized in that a main body structure comprises an air bag, a stethoscope, a first rubber tube, a pickup part, a listening part, a sleeve belt, a mercury meter, an air valve knob, a second rubber tube, a third rubber tube, a lower base, a pressing block, a motor, a lead screw, a movable block, a connecting rod, an outer cover, a PLC (programmable logic controller), a switch, a power supply, an upper groove and a lower groove; the air bag with the telescopic function is of a hollow elliptic elastic rubber ball-shaped structure, the stethoscope with the noise elimination function is a sound diagnosis tool formed by connecting a pickup part and an audition part through a first rubber tube, the mercury meter is a mercury column type meter marked with scale lines, the outlet part of the air bag is communicated with a cuff with an inflation cavity through a second rubber tube, the cuff is communicated with the mercury meter through a third rubber tube, a one-way air valve knob is installed between the air bag and the rubber tube, the air bag is installed and fixed in a lower base with an arc-shaped groove, one end of the lower base is provided with a vertical lead screw with external threads through a bearing structure, the top end of the lead screw is fixedly installed on the power output end of a motor through a coupling structure, the lead screw can rotate along with the motor, and a movable block with an internal thread structure is in; the movable block is fixedly connected with the arc-shaped concave pressing block through a connecting rod, the pressing block can move up and down along with the positive and negative rotation of the motor, an upper groove of an arc-shaped groove structure is formed in the lower side surface of the pressing block, the upper groove of the pressing block and a lower groove of the lower base are identical in structural size and are arranged correspondingly, the center of the upper groove, the center of the lower groove and the center of the air bag are on a vertical line, and the size of a cavity formed after the upper groove and the lower groove are buckled is smaller than the external size of the air bag; the motor is in electrical information connection with the PLC, and the PLC which is composed of commercially available chip products and used for controlling the rotating speed and the rotating direction of the motor can control the forward rotation and the reverse rotation of the motor and the rotating speed and the forward and reverse rotation time of the motor; or a commercially available program control motor device is selected to integrate the PLC controller and the motor, the screw rod, the movable block, the PLC controller and the power supply are covered by the outer cover in a sealed and sleeved mode, a switch of the PLC controller is fixedly arranged on the outer cover, the power supply provides a direct current power supply for the motor and the PLC controller, or an external power supply is externally connected, and the switch is used for controlling the functions of the PLC controller, starting and stopping of the motor and electrical power supply.

2. The automatic pressing device of claim 1, wherein the motor has a rotation speed of 30-200 rpm, a forward or reverse operation time of 2-200 seconds, and a pressing stroke of 3-15 cm.

3. The automatic pressing device of an assist type for a blood pressure monitor according to claim 1 or 2, wherein the PLC controller sets the rotation speed of the motor to 60 to 100 rotations per minute and sets the forward and reverse rotation operation time to 5 to 300 seconds, respectively.