CN214895110U

CN214895110U - Portable device for measuring sevoflurane concentration

Info

Publication number: CN214895110U
Application number: CN202120356902.4U
Authority: CN
Inventors: 张静; 余鹏; 余树春; 华福洲; 魏根
Original assignee: Second Affiliated Hospital to Nanchang University
Current assignee: Second Affiliated Hospital to Nanchang University
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-11-26
Anticipated expiration: 2031-02-07

Abstract

The utility model provides a portable device of measuring sevoflurane concentration, includes the mount pad, air inlet structure, a support sleeve, the cover, detect the main part, the display screen, detect the head, power cord and control switch, the vertical support sleeve that is fixed with of side in the mount pad top, the utility model discloses an optimization has set up air inlet structure, and steerable driving motor starts when the attached impurity of under shield seat inner wall, drives outer gear circle through the pinion after driving motor starts and rotates in the inboard rotation of the ring channel of under shield seat, and outer gear circle rotates the brush-holder stud that drives inside both sides and scrapes at under shield seat inner wall to scrape the impurity of under shield seat inner wall, avoid impurity to cause and detect the precision and produce the error, improved the security that the device used to a certain extent.

Description

Portable device for measuring sevoflurane concentration

Technical Field

The utility model relates to a sevoflurane concentration measurement field of relevance specifically is a portable device of measuring sevoflurane concentration.

Background

Sevoflurane is an inhalation anesthetic, enters a body through lung ventilation and then is excreted through expiration, is generally suitable for induction and maintenance of general anesthesia clinically, and is widely applied to modern anesthesiology due to the advantages of convenient administration, good anesthesia effect, almost no stimulation to an exhalation passage, greatly shortened induction time, shorter awakening period, small damage of sevoflurane to a liver compared with isoflurane and halothane and the like; sevoflurane concentration is typically measured during its use using a portable sevoflurane concentration measurement device.

However, the detection device in the prior art has a simple structure, and when the detection device is used for a long time, impurities are easy to adhere to the inner wall of the detection position, so that the detection position is inconvenient to clean, and a certain degree of detection errors are easy to generate due to the existence of the impurities in the detection process.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a portable device for measuring sevoflurane concentration.

The utility model is realized in such a way, a portable device for measuring the concentration of sevoflurane is constructed, the device comprises a mounting seat, an air inlet structure, a support sleeve, a barrel cover, a detection main body, a display screen, a detection head, a power line and a control switch, the support sleeve is vertically fixed on the middle side of the top of the mounting seat, the top of the support sleeve is connected with the barrel cover, the detection main body is embedded on the rear side of the interior of the barrel cover, the display screen is embedded on the middle side of the front part of the barrel cover, the detection head is arranged at the bottom of the mounting seat and penetrates through the inner side of the support sleeve to be connected with the detection main body, the power line is arranged on the rear side of the right part of the barrel cover, the inner side of the power line is connected with the control switch, the air inlet structure is connected with the bottom of the mounting seat, the air inlet structure comprises a bottom cover seat, an empty groove, an air inlet pipe, an air outlet pipe and a cleaning component, the empty groove is arranged in the middle part of the inner side of the bottom cover seat, the left part of the bottom seat is fixedly connected with the air inlet pipe, the air inlet pipe is communicated with the inside of the empty groove, the air outlet pipe is fixedly connected to the bottom side of the right part of the bottom cover seat and communicated with the inside of the empty groove, and the cleaning assembly is arranged on the upper side of the bottom cover seat.

Preferably, the inner end faces of the air inlet pipe and the air outlet pipe are both provided with arc-shaped protective nets, and the radian of the protective nets is the same as that of the inner wall of the bottom cover seat.

Preferably, clean subassembly includes guard shield, fixing base, driving motor, pinion, external gear circle and brush-holder stud, the guard shield right side is fixed mutually with the end cover seat, the inside left side of guard shield is fixed with driving motor through fixing base locking, driving motor top output is connected with the pinion, the pinion right side meshes with the external gear circle mutually, the inboard fixedly connected with brush-holder stud of external gear circle.

Preferably, an annular groove is formed in the top side of the inner portion of the bottom cover seat, and the outer gear ring is arranged on the inner side of the annular groove and is in rotating connection with the annular groove.

Preferably, the pinion gear and the outer gear ring are on the same horizontal plane, and the size ratio of the pinion gear to the outer gear ring is 1: 6.

Preferably, the bottom of the shield is provided with an end cover locked and fixed by bolts.

Preferably, the brush holder is provided with two to two brush holders are arranged at outer gear circle middle part symmetry, and the brush is fixed with in the brush holder outside bonding simultaneously, and the brush outside contacts with the end cover seat inner wall.

Preferably, the brush rod is made of an aluminum alloy material.

Preferably, the materials used for the pinion and the outer gear ring are stainless steel.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a portable device of measuring sevoflurane concentration here, compare with equipment of the same type, have the following improvement:

a portable device of measuring sevoflurane concentration, air inlet structure has been set up through optimizing, steerable driving motor starts when bottom guard seat inner wall adheres to impurity, drive outer ring gear through the pinion and rotate in the ring channel inboard of bottom guard seat after driving motor starts, the outer ring gear rotates the brush-holder stud that drives inside both sides and scrapes at bottom guard seat inner wall, thereby scrape the impurity of bottom guard seat inner wall, avoid impurity to cause and detect the precision and produce the error, the security of device use has been improved to a certain extent, the detection device simple structure of prior art has been solved, it is inconvenient that there is impurity to adhere to the inner wall in detection department when using for a long time easily, clean the department of detecting, make in the testing process because the existence of impurity produce the problem of certain degree detection error easily.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the detection head of the present invention;

FIG. 3 is a schematic structural view of the air intake structure of the present invention;

FIG. 4 is a schematic view of the cleaning assembly of the present invention;

fig. 5 is an enlarged view of a portion of a structure shown in fig. 3 according to the present invention.

Wherein: the device comprises a mounting seat-1, an air inlet structure-2, a support sleeve-3, a cylinder cover-4, a detection main body-5, a display screen-6, a detection head-7, a power line-8, a control switch-9, a bottom cover seat-21, a hollow groove-22, an air inlet pipe-23, an air outlet pipe-24, a cleaning component-25, a shield-251, a fixed seat-252, a driving motor-253, a pinion-254, an outer gear ring-255 and a brush rod-256.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

Please refer to fig. 1 and 2, the utility model discloses a portable device of measuring sevoflurane concentration, including mount pad 1, air inlet structure 2, branch cover 3, the cover 4, detect main part 5, display screen 6, detect head 7, power cord 8 and control switch 9, the vertical branch cover 3 that is fixed with of inboard in mount pad 1 top, 3 tops of branch cover are connected with the cover 4, the inside rear side of cover 4 has inlayed and has detected main part 5, the display screen 6 has inlayed to the inboard in cover 4 front portion, mount pad 1 bottom is provided with detects head 7, it runs through 3 inboards of branch cover and is connected with detection main part 5 to detect head 7, cover 4 right part rear sides is provided with

power cord

8, 8 inboard control switch 9 that is connected with of power cord, air inlet structure 2 connects in mount pad 1 bottom, be favorable to improving the detection precision.

Referring to fig. 3, 4 and 5, the gas inlet structure 2 of the portable sevoflurane concentration measuring device of the present invention includes a bottom cover base 21, an empty groove 22, a gas inlet pipe 23, a gas outlet pipe 24 and a cleaning component 25, the empty groove 22 is disposed in the middle of the inner side of the bottom cover base 21, the gas inlet pipe 23 is fixedly connected to the bottom side of the left portion of the bottom cover base 21, the gas inlet pipe 23 is communicated with the inside of the empty groove 22, the gas outlet pipe 24 is fixedly connected to the bottom side of the right portion of the bottom cover base 21, the gas outlet pipe 24 is communicated with the inside of the empty groove 22, the cleaning component 25 is disposed on the upper side of the bottom cover base 21, the inner end surfaces of the gas inlet pipe 23 and the gas outlet pipe 24 are both provided with arc-shaped protective nets, the protective nets have the same radian as the inner wall of the bottom cover base 21, the cleaning component 25 includes a protective cover 251, a fixed base 252, a driving motor 253 is fixed to the right side of the protective cover 251, the output end of the top of the driving motor 253 is connected with a pinion 254, the right side of the pinion 254 is meshed with an external gear ring 255, brush rods 256 are fixedly connected to the inner side of the external gear ring 255, an annular groove is formed in the top side of the inner portion of the bottom cover seat 21, the external gear ring 255 is arranged on the inner side of the annular groove and is rotatably connected with the annular groove, the external gear ring 255 is conveniently supported and rotated, the pinion 254 and the external gear ring 255 are located on the same horizontal plane, the size ratio of the pinion 254 to the external gear ring 255 is 1:6, an end cover fixed through bolt locking is arranged at the bottom of the protective cover 251, the driving motor 253 is convenient to overhaul, two brush rods 256 are arranged, the two brush rods 256 are symmetrically arranged in the middle of the external gear ring 255, meanwhile, brushes are fixedly bonded to the outer sides of the brush rods 256, the outer sides of the brushes are in contact with the inner wall of the bottom cover seat 21, and cleaning of the inner wall of the bottom cover seat 21 is facilitated.

The utility model provides a portable sevoflurane concentration measuring device through improvement, and the working principle is as follows;

firstly, taking the design to a position where the sevoflurane concentration needs to be measured, and then connecting an air inlet pipe 23 with an output end of sevoflurane gas to use the design;

secondly, the sevoflurane gas enters the empty groove 22 of the base cover seat 21 through the gas inlet pipe 23 and then is discharged from the gas outlet pipe 24, the detection main body 5 measures the concentration of the sevoflurane through the detection head 7, and the measured concentration value is displayed through the display screen 6;

thirdly, a user can start the driving motor 253 through the control switch 9 periodically, the driving motor 253 drives the pinion 254 to rotate after being started, and the pinion 254 enables the outer gear ring 255 to rotate inside the annular groove of the bottom cover seat 21 through the matching with the outer gear ring 255;

fourthly, the external gear ring 255 rotates to drive the brush rods 256 at two sides inside to scrape on the inner wall of the bottom cover seat 21, so that impurities on the inner wall of the bottom cover seat 21 are scraped off, and the accuracy of sevoflurane measurement is improved;

fifthly, after cleaning, gas can be introduced into the gas inlet pipe 23, and impurities in the bottom cover seat 21 are discharged through the gas outlet pipe 24.

The utility model discloses an improvement provides a portable device of measuring sevoflurane concentration, inlet structure 2 has been set up through optimizing, steerable driving motor 253 starts when base 21 inner wall adheres to impurity, drive external gear circle 255 through pinion 254 after the driving motor 253 starts and rotates in the ring channel inboard of base 21, external gear circle 255 rotates the brush-holder stud 256 that drives inside both sides and scrapes at base 21 inner wall, thereby scrape the impurity of base 21 inner wall, avoid impurity to cause and detect the precision error production, the security that the device used has been improved to a certain extent, the detection device simple structure of having solved prior art, there is impurity to adhere to the inner wall in detection department easily when using for a long time, inconvenient will detect the department and clean, make the problem of producing certain degree detection error easily because the existence of impurity in the testing process.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A portable device for measuring the concentration of sevoflurane comprises a mounting seat (1), a supporting sleeve (3), a barrel cover (4), a detection main body (5), a display screen (6), a detection head (7), a power line (8) and a control switch (9), wherein the supporting sleeve (3) is vertically fixed on the inner side of the top of the mounting seat (1);

the method is characterized in that: still include inlet structure (2), inlet structure (2) are connected in mount pad (1) bottom, inlet structure (2) are including bottom cover seat (21), dead slot (22), intake pipe (23), outlet duct (24) and clean subassembly (25), dead slot (22) have been seted up at bottom cover seat (21) inboard middle part, bottom cover seat (21) left part bottom side fixedly connected with intake pipe (23) to intake pipe (23) link up with dead slot (22) inside mutually, outlet duct (24) fixed connection is in bottom cover seat (21) right part bottom side to outlet duct (24) link up with dead slot (22) inside mutually, bottom cover seat (21) upside is provided with clean subassembly (25).

2. The portable sevoflurane concentration measurement device according to claim 1, wherein: the utility model discloses a detection device, including support sleeve (3), barrel casing (4), detection head (7), mount pad (1), detection head (7), support sleeve (3) top is connected with barrel casing (4), detection body (5) have been inlayed to the inside rear side of barrel casing (4), display screen (6) have been inlayed to the middle part side in barrel casing (4) front, mount pad (1) bottom is provided with detects head (7), it runs through support sleeve (3) inboard and is connected with detection body (5) to detect head (7), barrel casing (4) right part rear side is provided with power cord (8), power cord (8) inboard is connected with control switch (9).

3. The portable sevoflurane concentration measurement device according to claim 1, wherein: arc-shaped protective nets are arranged on the inner end faces of the air inlet pipe (23) and the air outlet pipe (24), and the radian of the protective nets is the same as that of the inner wall of the bottom cover seat (21).

4. The portable sevoflurane concentration measurement device according to claim 1, wherein: the cleaning assembly (25) comprises a protective cover (251), a fixed seat (252), a driving motor (253), a pinion (254), an outer gear ring (255) and a brush rod (256), wherein the right side of the protective cover (251) is fixed with the base cover seat (21), the driving motor (253) is fixedly locked on the left side inside the protective cover (251) through the fixed seat (252), the output end of the top of the driving motor (253) is connected with the pinion (254), the right side of the pinion (254) is meshed with the outer gear ring (255), and the brush rod (256) is fixedly connected on the inner side of the outer gear ring (255).

5. The portable sevoflurane concentration measurement device according to claim 1, wherein: an annular groove is formed in the top side of the inner portion of the bottom cover seat (21), and an outer gear ring (255) is arranged on the inner side of the annular groove and is connected with the annular groove in a rotating mode.

6. The portable sevoflurane concentration measurement device according to claim 4, wherein: the pinion (254) and the external gear ring (255) are on the same horizontal plane, and the size ratio of the pinion (254) to the external gear ring (255) is 1: 6.

7. The portable sevoflurane concentration measurement device according to claim 4, wherein: the bottom of the shield (251) is provided with an end cover locked and fixed by bolts.

8. The portable sevoflurane concentration measurement device according to claim 4, wherein: the brush rod (256) is provided with two, the two brush rods (256) are symmetrically arranged in the middle of the outer gear ring (255), the outer sides of the two brush rods (256) are fixedly bonded with brushes, and the outer sides of the brushes are in contact with the inner wall of the base cover seat (21).