CN214208345U

CN214208345U - Low power consumption oxyhemoglobin saturation detection device

Info

Publication number: CN214208345U
Application number: CN202022623653.9U
Authority: CN
Inventors: 张萌; 贾银行; 郭应超; 张新传; 原慧敏
Original assignee: Henan Camel Medical Device Research Institute Co ltd
Current assignee: Henan Camel Medical Device Research Institute Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-09-17
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to the technical field of medical equipment, specifically disclose a low power consumption oxyhemoglobin saturation detection device, including upper cover, circuit board, epitheca, inferior valve, go up the silica gel gasket, down silica gel gasket, central axis subassembly, travel switch and correlation formula photosensitive sensor. The utility model discloses a blood oxygen saturation degree detection device, including upper shell, inferior valve, center pin subassembly, two torsional springs, the center pin subassembly is articulated through the center pin subassembly, the center pin subassembly includes center pin, bayonet lock, two torsional springs, be provided with gear and cam on the center pin, be provided with the rack on the inferior valve, after the finger is put into, gear rebound, extrusion travel switch work realizes blood oxygen saturation's detection, moves away the finger, and detection device resumes initial condition. Due to the use of the travel switch, the electric energy waste is greatly reduced, and the problem of overhigh power consumption of a conventional oxyhemoglobin saturation detection module is solved.

Description

Low power consumption oxyhemoglobin saturation detection device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to low power consumption oxyhemoglobin saturation detection device.

Background

The oxygen saturation represents the capacity of blood to carry and deliver oxygen, most clinical diseases cause the shortage of oxygen supply, which directly affects the normal metabolism of cells and seriously threatens human life, so the real-time monitoring of the blood oxygen concentration is very important in clinical rescue. Oxyhemoglobin saturation detection device form is various, and most of adoption links together with the host computer and uses, and is too big to the host computer dependency, and the consumption is too big, and a small part oxyhemoglobin saturation detection device independently becomes an organic whole, need increase the group battery and supply power alone, just so need frequently change the group battery, it is more loaded down with trivial details to also probably take place the condition that the in-process battery did not have a power, influence the detection to patient oxyhemoglobin saturation, increase the risk that patient treated. In addition, the switch mode of the oxyhemoglobin saturation detection device is generally an external key, and a patient easily presses the key in the use process, so that the use accuracy and continuity are affected, and static electricity generated by a human body can enter the shell through a key gap to break down a circuit board and damage the device.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a low power consumption oxyhemoglobin saturation detection device to prior art's not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low power consumption oxyhemoglobin saturation detection device, includes upper cover, circuit board, epitheca, inferior valve, center pin subassembly, epitheca and inferior valve are articulated through the center pin subassembly, the center pin subassembly includes two torsional springs, center pin and two bayonet locks, two torsional springs tightly overlap on the jackshaft, be provided with coaxial gear and cam on the center pin, fixedly on the inferior valve be provided with gear engagement's rack, the circuit board sets up in the epitheca, and passes through the upper cover lock is in the epitheca, and be equipped with travel switch and correlation formula photosensitive sensor on the circuit board, the epitheca bottom is equipped with correlation formula photosensitive sensor with hole for the travel switch, travel switch with center epaxial cam cooperation.

Further, the upper shell and the lower shell are respectively and fixedly provided with an upper silica gel gasket and a lower silica gel gasket.

Furthermore, the middle parts of the upper silica gel gasket and the lower silica gel gasket are provided with through holes for the correlation sensor.

Further, the circuit board is connected with the upper shell through a buckle.

Further, the intermediate shaft is hinged with a bayonet.

The utility model has the advantages that: the utility model automatically controls the on-off of the travel switch of the oxyhemoglobin saturation detection module through the gear rack meshing central shaft, reduces the electric energy waste, solves the problem of overhigh power consumption of the conventional oxyhemoglobin saturation detection module, and is more convenient to use; by arranging the silica gel gasket, the comfort level of the patient in the working state is improved; and the use of two torsional springs has increased oxyhemoglobin saturation detection module and has pressed from both sides tight firm degree, prevents that oxyhemoglobin saturation detection module from droing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded perspective view of the present invention.

Fig. 2 is an outline view of the present invention.

Figure 3 is the enlarged view of the through hole of the silica gel gasket sensor of the utility model.

Fig. 4 is the enlarged view of the through hole of the lower silica gel gasket sensor of the utility model.

In the figure: 1 is the upper cover, 2 is the circuit board, 3 is the epitheca, 4 is the last silica gel gasket, 5 is the lower silica gel gasket, 6 is the inferior valve, 7 is the rack, 8 is the center pin, 9 is two torsional springs, 10 is the bayonet lock, 11 is travel switch, 12 is correlation formula photosensitive sensor, 13 is the thru hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

As shown in fig. 1 and 4, a low power consumption oxyhemoglobin saturation detection device comprises an upper cover 1, a circuit board 2, an upper shell 3, a lower shell 6 and a central shaft assembly, wherein the upper shell 3 and the lower shell 6 are hinged through the central shaft assembly, the central shaft assembly comprises a double torsion spring 9, a central shaft 8 and two clamping pins 10, the double torsion spring 9 is tightly sleeved on the central shaft 8, a coaxial gear and a cam are arranged on the central shaft 8, the central shaft 8 is in rotating fit with the clamping pins 10, a rack 7 meshed with the gear is fixedly arranged on the lower shell 6, the circuit board 2 is arranged in the upper shell 3, the circuit board 2 is fixed in the upper shell 3 through the buckling of the upper cover 1, the circuit board 2 is connected with the upper shell 3 through a buckle, a travel switch 11 and an opposite-type photosensitive sensor 12 are arranged on the circuit board 2, a hole for an opposite-type photosensitive sensor and a hole for a travel switch are arranged at the bottom of the upper shell 3, travel switch 11 passes travel switch and arrives 8 subassemblies of center pin with the hole, and travel switch tip and cam linear contact all the time, and inferior valve 6 is fixed and is equipped with the rack, and when promptly through holding between the fingers, rack 7 drives gear revolve, and then drives coaxial cam and rotate to through cam and travel switch's tip contact, correlation formula light sensor 12 transmitting end fixed mounting is on inferior valve 6.

Specifically, an upper silica gel gasket 4 and a lower silica gel gasket 5 are respectively fixedly arranged on the upper shell 3 and the lower shell 6, and through holes 13 of the correlation type photosensitive sensors 12 are arranged in the middle of the upper silica gel gasket 4 and the lower silica gel gasket 5, so as to avoid interference with the emission light sources of the correlation type photosensitive sensors 12.

It should be noted that the travel switch is automatically controlled by the gear and the rack 7 engaged with the central shaft 8, that is, the cam synchronously rotates with the gear to contact and separate from the travel switch, so as to realize control.

Specifically, the utility model discloses a theory of operation: firstly, an external power supply and a host are connected, one side of an upper cover 1 and one side of a lower cover 6 close to a double torsion spring are pressed simultaneously, an upper shell 3, a circuit board 2, an upper silica gel gasket 4 and the upper cover 1 rotate around the axis of a central shaft, after a finger is placed between the upper silica gel gasket 4 and the lower silica gel gasket 5, the force on the upper cover 1 and the lower cover 6 is removed, and under the elasticity of the double torsion spring 9, the upper cover 3, the circuit board 2 and the upper cover 1 are restored to be in a state parallel to the lower cover 6; under the cooperation of fingers and a double torsion spring 9, a central shaft 8, an upper shell 3, a circuit board 2, an upper silica gel gasket 4, a bayonet 10 and an upper cover 1 vertically move upwards, in the upward movement process, a gear on the central shaft 8 is always meshed with a rack 7, so that the central shaft 8 rotates to drive a cam on the central shaft to rotate, the cam presses a travel switch 11 for a certain distance to trigger the travel switch 11, an opposite type photosensitive sensor 12 works, a sensor through hole is arranged in the middle of the upper silica gel gasket 4 and a lower silica gel gasket 5, infrared light emitted by an emitting end of the opposite type photosensitive sensor 12 penetrates through a finger of a human body to reach a receiving end, part of the infrared light is absorbed by the oxyhemoglobin in the human body, a blood oxygen system detects the oxyhemoglobin saturation in the blood of the human body in real time by calculating the numerical change of the absorption of the oxyhemoglobin by the infrared light, displays data on a host, and the travel switch 11 is closed after the finger is removed, the blood oxygen saturation detection device is restored to the initial state.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims

1. A low power consumption oxyhemoglobin saturation detection device is characterized in that: including upper cover, circuit board, epitheca, inferior valve, center pin subassembly, epitheca and inferior valve are articulated through the center pin subassembly, the center pin subassembly includes two torsional springs, center pin and two bayonet locks, two torsional springs tightly overlap on the jackshaft, be provided with coaxial gear and cam on the center pin, fixedly on the inferior valve be provided with gear engagement's rack, the circuit board sets up in the epitheca, and passes through the upper cover lock is in the epitheca, and be equipped with travel switch and correlation formula photosensitive sensor on the circuit board, the epitheca bottom is equipped with correlation formula photosensitive sensor with hole for the travel switch with epaxial cam cooperation of center.

2. The low power consumption oximetry device according to claim 1, wherein: and the upper shell and the lower shell are respectively fixedly provided with an upper silica gel gasket and a lower silica gel gasket.

3. The low power consumption oximetry device according to claim 2, wherein: and the middle parts of the upper silica gel gasket and the lower silica gel gasket are provided with through holes for the correlation type photosensitive sensors.

4. The low power consumption oximetry device according to claim 1, wherein: the circuit board is connected with the upper shell through a buckle.

5. The low power consumption oximetry device according to claim 1, wherein: the intermediate shaft is hinged with the bayonet.