CN219594595U - Test fixture for simulating human respiratory rate - Google Patents
Test fixture for simulating human respiratory rate Download PDFInfo
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- CN219594595U CN219594595U CN202320287262.5U CN202320287262U CN219594595U CN 219594595 U CN219594595 U CN 219594595U CN 202320287262 U CN202320287262 U CN 202320287262U CN 219594595 U CN219594595 U CN 219594595U
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Abstract
The utility model provides a test fixture of simulation human respiratory rate, includes the base, still including setting up flexible pipe on the base, setting up flexible movable frame, the power device of control flexible pipe of displacement on the base, power device is used for controlling and removes the frame and remove, and flexible pipe's one end is provided with one-way admission valve, and flexible pipe's another end is provided with one-way air outlet valve, and one-way air outlet valve butt joint is used for the breathing connecting pipe that is connected with breathing monitoring facilities. The flexible pipe is a flexible one, and the power device controls the round trip movement of frame law of moving promptly, and the regular breathing of simulation human body exhales promptly, and breathing monitoring facilities that wait to detect outside through one-way air outlet valve and breathing connecting pipe transmission promptly verifies that breathing monitoring facilities monitoring exhales the number of times and flexible pipe is unanimous, realizes the detection to breathing monitoring facilities, and this test fixture can accurately detect out breathing monitoring facilities's monitoring precision and quality, and the detection precision is high.
Description
Technical Field
The utility model relates to a test fixture for simulating human respiratory rate.
Background
As clinical medicine now increasingly pays attention to the condition of normal breathing state and sleeping breathing state of patients. Various instruments and equipment for monitoring the respiration of a patient are continuously updated, and index parameters for monitoring the respiration depth, frequency and apnea of the patient are increasingly important in the current medical field. At present, the technology for monitoring the respiratory rate state is also various, wherein the technology comprises various types such as air pressure type, infrared type, electric induction type and the like, and the air pressure type is the most direct monitoring mode, and the air flow at the mouth and nose of a patient is directly monitored to judge the respiratory rate state.
It is extremely important to detect and confirm whether the accuracy and quality of the respiratory monitoring apparatus meets the requirements.
Disclosure of Invention
The utility model aims to provide a test tool for simulating human respiratory rate.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a test fixture of simulation human respiratory rate, includes the base, still including setting up flexible pipe on the base, setting are in control when the displacement on the base flexible movable frame, power device is used for controlling the movable frame removes, one end of flexible pipe is provided with one-way admission valve, the other end of flexible pipe is provided with one-way air outlet valve, one-way air outlet valve butt joint is used for the breathing connecting pipe that is connected with breathing monitoring facilities. The movable frame controls the telescopic pipe to stretch in the regular back and forth movement process, when the telescopic pipe stretches, human body inhalation is simulated, gas enters from the one-way air inlet valve, when the telescopic pipe compresses, human body exhalation is simulated, gas in the telescopic pipe is output outwards through the one-way air outlet valve, the one-way air outlet valve is connected with external respiration monitoring equipment to be detected, monitoring and quality detection of the respiration monitoring equipment can be achieved, and accordingly whether the respiration monitoring equipment monitors accurately or not is judged.
In some embodiments, the base comprises a base platform and a base guide rail frame extending upwards from one side of the base platform, and the other side of the base platform is a test bench for placing respiratory monitoring equipment.
In some embodiments, the power device comprises a screw rod vertically arranged in the base guide rail frame, the movable frame is arranged on the base guide rail frame in a sliding manner along the vertical direction, and the movable frame is arranged on a ball of the screw rod.
In some embodiments, the power device further comprises a stepper motor, and the lead screw is matched with an output shaft of the stepper motor.
In some embodiments, an upper end portion of the telescopic tube is fixed on the moving frame, a lower end portion of the telescopic tube is fixed on the base platform, a center line of the telescopic tube extends in a vertical direction, and the unidirectional air inlet valve is arranged at the upper end portion of the telescopic tube.
In some embodiments, an upper sheath extending downwards is fixed on the moving frame, a lower sheath extending upwards is fixed on the base platform, the upper sheath and the lower sheath can be matched in a sleeved mode, and the telescopic tube is located in the upper sheath and the lower sheath.
In some embodiments, the test fixture further comprises a controller connected with the stepper motor, and a frequency modulation knob connected with the controller and arranged on the base, and the test fixture further comprises a frequency display arranged on the base.
The scope of the present utility model is not limited to the specific combination of the above technical features, but also covers other technical features formed by any combination of the above technical features or their equivalents. Such as those described above, and those disclosed in the present utility model (but not limited to) having similar functions, are replaced with each other.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the utility model provides a test fixture for simulating human respiratory rate, which comprises a base, a telescopic pipe arranged on the base, a moving frame arranged on the base and used for controlling the telescopic pipe to stretch and retract during displacement, and a power device, wherein the power device is used for controlling the moving frame to move, one end part of the telescopic pipe is provided with a one-way air inlet valve, the other end part of the telescopic pipe is provided with a one-way air outlet valve, and the one-way air outlet valve is in butt joint with a respiratory connecting pipe connected with respiratory monitoring equipment. The flexible pipe is a flexible one, and the power device controls the round trip movement of frame law of moving promptly, and the regular breathing of simulation human body exhales promptly, and breathing monitoring facilities that wait to detect outside through one-way air outlet valve and breathing connecting pipe transmission promptly verifies that breathing monitoring facilities monitoring exhales the number of times and flexible pipe is unanimous, realizes the detection to breathing monitoring facilities, and this test fixture can accurately detect out breathing monitoring facilities's monitoring precision and quality, and the detection precision is high.
Drawings
FIG. 1 is a schematic structural diagram of a test fixture for simulating human respiratory rate;
wherein, 1, a base; 11. a base platform; 12. a base rail frame; 13. a test bench; 2. a telescopic tube; 3. a moving rack; 4. a power device; 5. a frequency modulation knob; 6 a frequency display; 7. and (5) breathing the connecting pipe.
Description of the embodiments
The test fixture for simulating the human respiratory rate shown in fig. 1 comprises a base 1, a telescopic tube 2 arranged on the base 1, a movable frame 3 arranged on the base 1 and used for controlling the telescopic tube 2 to stretch and retract during displacement, and a power device 4.
The power device 4 comprises a screw rod vertically arranged in the base guide rail frame 12, the movable frame 3 is arranged on the base guide rail frame 12 in a sliding manner along the vertical direction, the movable frame 3 is arranged on a ball of the screw rod, the power device 4 further comprises a stepping motor, and the screw rod is matched with an output shaft of the stepping motor.
The power device 4 is used for controlling the movable frame 3 to move, one end of the telescopic pipe 2 is provided with a one-way air inlet valve, the other end of the telescopic pipe 2 is provided with a one-way air outlet valve, the one-way air outlet valve is in butt joint with a breathing connecting pipe 7 connected with breathing monitoring equipment, the upper end of the telescopic pipe 2 is fixed on the movable frame 3, the lower end of the telescopic pipe 2 is fixed on the base platform 11, the central line of the telescopic pipe 2 extends in the vertical direction, and the one-way air inlet valve is arranged at the upper end of the telescopic pipe 2.
The base 1 comprises a base platform 11 and a base guide rail frame 12 which extends upwards from one side part of the base platform 11, and the other side part of the base platform 11 is a test bench 13 for placing respiratory monitoring equipment.
The upper sheath which stretches downwards is fixed on the movable frame 3, the lower sheath which stretches upwards is fixed on the base platform 11, the upper sheath and the lower sheath can be matched in a sleeved mode, the telescopic pipe 2 is located in the upper sheath and the lower sheath, and the telescopic pipe is prevented from bending in the telescopic process, so that the testing effect is affected.
The test fixture further comprises a controller connected with the stepping motor, a frequency modulation knob 5 connected with the controller and arranged on the base 1, and a frequency display 6 arranged on the base 1.
As shown in fig. 1, a stepping motor is matched with a ball screw, and the movable frame 3 is pushed to move up and down, namely the telescopic tube 2 stretches and contracts, so that the state of supporting the chest (inspiration state) and the state of contracting the lung (expiration state) when the lung of a human body breathes are simulated.
When the movable frame moves upwards, the telescopic pipe stretches to simulate human body inhalation, gas enters from the unidirectional air inlet valve, when the movable frame moves downwards, the telescopic pipe compresses to simulate human body exhalation, the gas in the telescopic pipe is output outwards through the unidirectional air outlet valve, and the unidirectional air outlet valve is connected with external respiration monitoring equipment to be detected, so that monitoring and quality detection of the respiration monitoring equipment can be realized, and whether the respiration monitoring equipment monitors accurately or not is judged.
Meanwhile, a controller is arranged in the tool, the controller is connected with a frequency modulation knob 5 on the base 1, the frequency modulation knob 5 can control the release frequency of electric pulses, the frequency of a stepping motor can be adjusted and controlled, and the frequency modulation knob 5 is set to be 0-50HZ, so that the breathing frequency simulation state of various frequencies is obtained.
A frequency display 6 is mounted on the base 1, and in this embodiment, an electric pulse frequency counter is used, so that a user can obtain information of the breathing times according to the indication of the counter.
The checking method comprises the following steps: starting the tool, clearing counting information on the frequency display, checking the running frequency of the tool by using a stopwatch, adjusting the frequency modulation knob to a known frequency scale, counting the frequency counter display times in unit time, obtaining the frequency according to the movement times/time, and comparing whether the frequency, the known frequency and the frequency displayed by the respiration monitoring equipment are consistent or not, so that whether the respiration monitoring equipment monitors accurately or not can be verified, and whether the frequency display is accurate or not can also be verified.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (7)
1. The utility model provides a test fixture of simulation human respiratory rate, includes base (1), its characterized in that: still including setting up flexible pipe (2) on base (1), setting are in control when displacement on base (1) flexible removal frame (3), power device (4) of flexible pipe (2), power device (4) are used for controlling remove frame (3) remove, one end of flexible pipe (2) is provided with one-way admission valve, the other end of flexible pipe (2) is provided with one-way air outlet valve, one-way air outlet valve butt joint is used for breathing connecting pipe (7) that are connected with breathing monitoring facilities.
2. The test fixture for simulating human respiratory rate according to claim 1, wherein: the base (1) comprises a base platform (11) and a base guide rail frame (12) which extends upwards from one side part of the base platform (11), wherein a test table (13) for placing respiration monitoring equipment is arranged on the other side part of the base platform (11).
3. The test fixture for simulating human respiratory rate according to claim 2, wherein: the power device (4) comprises a screw rod vertically arranged in the base guide rail frame (12), the movable frame (3) is slidably arranged on the base guide rail frame (12) along the vertical direction, and the movable frame (3) is arranged on a ball of the screw rod.
4. A test fixture for simulating the breathing rate of a human body according to claim 3, wherein: the power device (4) further comprises a stepping motor, and the lead screw is matched with an output shaft of the stepping motor.
5. A test fixture for simulating the breathing rate of a human body according to claim 3, wherein: the upper end part of the telescopic pipe (2) is fixed on the movable frame (3), the lower end part of the telescopic pipe (2) is fixed on the base platform (11), the central line of the telescopic pipe (2) extends in the vertical direction, and the one-way air inlet valve is arranged at the upper end part of the telescopic pipe (2).
6. The test fixture for simulating human respiratory rate according to claim 5, wherein: the movable frame (3) is fixedly provided with an upper sheath which extends downwards, the base platform (11) is fixedly provided with a lower sheath which extends upwards, the upper sheath and the lower sheath can be matched in a sleeved mode, and the telescopic pipe (2) is located in the upper sheath and the lower sheath.
7. The test fixture for simulating human respiratory rate of claim 4, wherein: the test fixture further comprises a controller connected with the stepping motor, and a frequency modulation knob (5) connected with the controller and arranged on the base (1), and the test fixture further comprises a frequency display (6) arranged on the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320287262.5U CN219594595U (en) | 2023-02-22 | 2023-02-22 | Test fixture for simulating human respiratory rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320287262.5U CN219594595U (en) | 2023-02-22 | 2023-02-22 | Test fixture for simulating human respiratory rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219594595U true CN219594595U (en) | 2023-08-29 |
Family
ID=87744718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320287262.5U Active CN219594595U (en) | 2023-02-22 | 2023-02-22 | Test fixture for simulating human respiratory rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219594595U (en) |
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2023
- 2023-02-22 CN CN202320287262.5U patent/CN219594595U/en active Active
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