CN211513045U

CN211513045U - Evaporator tank body with high-precision output concentration

Info

Publication number: CN211513045U
Application number: CN201921766304.3U
Authority: CN
Inventors: 李锡泰
Original assignee: Shanghai Tuojing New Material Technology Co ltd
Current assignee: Shanghai Tuojing New Material Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-18
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses an evaporimeter jar body of high accurate output concentration, which comprises a housin, the lower part is provided with the baffle in the casing, the baffle separates into the evaporation chamber with casing bottom, be provided with the medicine core unit in the evaporation chamber, all be provided with the insulating layer in the middle of casing and the baffle, be provided with the temperature compensation unit in the middle of the bypass, the one end that the bypass links to each other with air inlet is provided with decurrent first branch road, first branch road first is provided with first stop valve, first branch road lower half is provided with the pressure compensation unit, the one end that the bypass links to each other with the air outlet is provided with decurrent second branch road, second branch road first is provided with the second stop valve, second branch road lower half footpath upwards is provided with sleeve and spacing groove. The utility model discloses in, can control the output of mixed gas flow or stop when using the anesthesia evaporimeter, increase the stability that the insulating layer guaranteed evaporation rate, be worth wideling popularize.

Description

Evaporator tank body with high-precision output concentration

Technical Field

The utility model relates to a medical science and technology field especially relates to an evaporimeter jar body of high accurate output concentration.

Background

The anesthetic vaporizer (also named as anesthetic volatilizing tank, anesthetic vaporizing tank) is an important component of the anesthetic machine, the quality of the anesthetic vaporizer not only marks the manufacturing level of the anesthetic machine, but also relates to the effect and success or failure of inhalation anesthesia, and directly relates to the safety of patients.

The evaporation of the anesthetic liquid medicine in the existing anesthetic evaporator is easily affected by the temperature change of the external ambient environment, so the evaporation rate of the anesthetic liquid medicine is extremely unstable, and the air flow in the anesthetic evaporator is communicated, so the anesthetic liquid medicine is evaporated continuously and is output by oxygen carrier gas, thereby causing great waste.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an evaporator tank body with high precision output concentration.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an evaporator tank body with high accurate output concentration comprises a shell, wherein a partition plate is arranged at the lower part in the shell and divides the bottom of the shell into an evaporation chamber, a flux core unit is arranged in the evaporation chamber, heat insulation layers are arranged between the shell and the partition plate, an airflow inlet is arranged at one side of the top of the shell and penetrates through the side wall of the shell to be communicated with one end of a bypass, an airflow outlet is arranged at the other side of the top of the shell and penetrates through the side wall of the shell to be communicated with the other end of the bypass, a temperature compensation unit is arranged in the middle of the bypass, an air opening caliber is arranged in the temperature compensation unit, a temperature control valve is fixedly connected with the bottom of the temperature compensation unit, a heat sensor is arranged at the center of the bottom of the partition plate and is connected with the temperature control valve through a lead penetrating, the top of the first branch is communicated with a bypass, the bottom of the first branch penetrates through the partition plate and is communicated with one end of the flux core unit, a first stop valve is arranged at the upper half part of the first branch, the first stop valve is externally connected with a first control switch, the first control switch penetrates through the side wall of the shell and is exposed outwards, a pressure compensation unit is arranged at the lower half part of the first branch, a downward second branch is arranged at one end of the bypass, which is connected with the airflow outlet, the top of the second branch is communicated with the bypass, the bottom of the second branch penetrates through the partition plate and is communicated with the other end of the flux core unit, a second stop valve is arranged at the upper half part of the second branch, the second stop valve is externally connected with a second control switch, the second control switch penetrates through the side wall of the shell and is exposed outwards, a sleeve and a limiting groove are arranged at, the piston is fixedly connected with a rotating dial and the rotating dial extends out of the sleeve, an internal thread is arranged in the sleeve, and an external thread corresponding to the internal thread is arranged on the rotating dial.

As a further description of the above technical solution:

the evaporation chamber is filled with anesthetic liquid medicine, and the medicine core unit is spiral and is semi-immersed in the anesthetic liquid medicine.

As a further description of the above technical solution:

the diameters of the first branch and the second branch are equal and are both smaller than the diameter of the bypass.

As a further description of the above technical solution:

the positions of the first branch, the second branch and the position of the lead penetrating through the partition plate are sealed.

As a further description of the above technical solution:

the bypass, the first branch, the second branch and the flux core unit are communicated with each other, and the connection part is sealed.

As a further description of the above technical solution:

the inner diameter of the sleeve and the inner diameter of the limiting groove are equal to the outer diameter of the piston, and the width of the piston is larger than the depth of the limiting groove.

The utility model discloses following beneficial effect has:

1. in the utility model, firstly, oxygen carrier gas is introduced from an airflow inlet, one part of the oxygen carrier gas enters a temperature compensation unit through a bypass, a temperature control valve adjusts the size of a ventilation aperture through the temperature condition of an evaporation chamber returned by a thermal sensor through a lead, the output oxygen carrier gas is adjusted, the other part of the oxygen carrier gas enters a first branch, a first control switch is opened, a first stop valve is opened, the oxygen carrier gas enters a pressure compensation unit through the first stop valve and then enters a flux core unit in the evaporation chamber, the oxygen carrier gas is mixed with anesthetic liquid medicine evaporated in the flux core unit and then enters a second branch, a dial is rotated by rotation, the throughput of mixed airflow in the second branch is controlled and adjusted, finally, a second control switch is opened, the second stop valve is opened, and the quantitative mixed airflow is mixed with the oxygen carrier gas output by the temperature compensation unit again through the second stop valve, the anesthetic gas is output from the airflow outlet, because the first stop valve is additionally arranged on the first branch, and the second stop valve is additionally arranged on the second branch, the output or stop of the mixed airflow can be controlled at any time when the anesthetic evaporator is used, and the waste caused by volatilization of anesthetic liquid medicine is greatly reduced.

2. The utility model discloses in, because all increased the insulating layer in casing and baffle, so reduced the influence of the temperature variation of outside surrounding environment to the evaporation rate of anesthesia liquid medicine, guaranteed evaporation rate's stability, be worth wideling popularize.

Drawings

Fig. 1 is a side view of an evaporator tank with high precision output concentration according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Illustration of the drawings:

1. a housing; 2. a partition plate; 3. an evaporation chamber; 4. a thermal insulation layer; 5. a drug core unit; 6. a first branch; 7. a second branch circuit; 8. a bypass; 9. an airflow inlet; 10. an airflow outlet; 11. a first shut-off valve; 12. a first control switch; 13. a pressure compensation unit; 14. a second stop valve; 15. a second control switch; 16. a wire; 17. a thermal sensor; 18. a temperature compensation unit; 19. the ventilation caliber; 20. a temperature control valve; 21. a limiting groove; 22. a piston; 23. a sleeve; 24. rotating the dial; 25. an external thread; 26. an internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an evaporator tank with high accurate output concentration comprises a shell 1, a partition plate 2 is arranged at the lower part in the shell 1, the bottom of the shell 1 is divided into an evaporation chamber 3 by the partition plate 2, a medicine core unit 5 is arranged in the evaporation chamber 3, the medicine core unit 5 is immersed in anesthetic liquid medicine to increase the volatilization area of the anesthetic liquid medicine and enable the anesthetic liquid medicine to be mixed with oxygen carrier gas, a heat insulation layer 4 is arranged between the shell 1 and the partition plate 2 to reduce the influence of the temperature change of the external ambient environment on the evaporation rate of the anesthetic liquid medicine in the evaporation chamber 3, an airflow inlet 9 is arranged on one side of the top of the shell 1, the airflow inlet 9 penetrates through the side wall of the shell 1 to be communicated with one end of a bypass 8, an airflow outlet 10 is arranged on the other side of the top of the shell 1, the airflow outlet 10 penetrates through the side wall of, the bottom of the temperature compensation unit 18 is fixedly connected with a temperature control valve 20, the center of the bottom of the clapboard 2 is provided with a thermal sensor 17, the thermal sensor 17 is connected with the temperature control valve 20 through a lead 16 penetrating through the clapboard 2, the temperature control valve 20 adjusts the size of a ventilation caliber 19 through the temperature change of the evaporation chamber 3 returned by the thermal sensor 17 through the lead 16 so as to adjust the output oxygen carrier gas quantity, one end of the bypass 8 connected with the gas flow inlet 9 is provided with a downward first branch 6, the top of the first branch 6 is communicated with the bypass 8, the bottom of the first branch penetrates through the clapboard 2 and is communicated with one end of the flux core unit 5, the upper half part of the first branch 6 is provided with a first stop valve 11, the first stop valve 11 controls whether the first branch 6 is communicated or not, the first stop valve 11 is externally connected with a first control switch 12, the first control switch 12 penetrates through the side wall of the shell 1 and is, the pressure compensation unit 13 can prevent the backflow of the oxygen carrier gas and the liquid medicine evaporation mixed gas flow at the medicine core unit 5 and can also ensure that the pressure of the oxygen carrier gas entering the medicine core unit 5 from the first branch 6 is stable, a downward second branch 7 is arranged at one end of the bypass 8 connected with the gas flow outlet 10, the top of the second branch 7 is communicated with the bypass 8, the bottom of the second branch 7 penetrates through the partition plate 2 and is communicated with the other end of the medicine core unit 5, a second stop valve 14 is arranged at the upper half part of the second branch 7, the second stop valve 14 controls whether the second branch 7 is communicated or not, the second stop valve 14 is externally connected with a second control switch 15, the second control switch 15 penetrates through the side wall of the shell 1 and is exposed outwards, a sleeve 23 and a limiting groove 21 are oppositely arranged at the radial direction of the lower half part of the second branch 7, the sleeve 23 outwards extends through the side wall of the shell 1, a piston 22 is arranged, the sleeve 23 is internally provided with an internal thread 26, the rotary dial 24 is provided with an external thread 25 corresponding to the internal thread 26, and the piston 22 moves back and forth in the sleeve 23 and enters and exits in the limiting groove 21 by rotating the rotary dial 24, so that the size of the mixed air flow in the second branch 7 is controlled.

The evaporation chamber 3 is filled with anesthetic liquid medicine, the medicine core unit 5 is spiral and is half immersed in the anesthetic liquid medicine, which is to ensure that the medicine core unit 5 can contact the anesthetic liquid medicine to the maximum extent and increase the evaporation area, because a portion of the oxygen carrier gas entering bypass 8 from gas stream inlet 9 enters first leg 6 and second leg 7, therefore, the diameters of the first branch 6 and the second branch 7 are equal and are smaller than the diameter of the bypass 8, in addition, the positions of the first branch 6, the second branch 7 and the lead 16 penetrating through the partition board 2 are sealed, the intercommunicating positions and the sealing positions of the bypass 8, the first branch 6, the second branch 7 and the flux core unit 5 are sealed, in order to reduce the waste of anesthetic liquid medicine as much as possible, the inner diameter of the sleeve 23 and the inner diameter of the limiting groove 21 are equal to the outer diameter of the piston 22, and the width of the piston 22 is larger than the depth of the limiting groove 21, so that the rotary dial 24 can control the flow of the mixed gas flow passing through the second branch 7 through the inlet and outlet of the piston 22 in the limiting groove 21.

The working principle is as follows: firstly, oxygen carrier gas is introduced from a gas flow inlet 9, a part of the oxygen carrier gas enters a temperature compensation unit 18 through a bypass 8, the other part of the oxygen carrier gas enters a first branch 6, a first control switch 12 is opened to open a first stop valve 11, the oxygen carrier gas enters a pressure compensation unit 13 through the first stop valve 11, then enters a medicine core unit 5 in an evaporation chamber 3, is mixed with evaporated anesthetic liquid medicine and enters a second branch 7, a piston 22 moves in a sleeve 23 and enters a limiting groove 21 by rotating a dial 24 to control the flow of the mixed gas flow in the second branch 7, then a second control switch 15 is opened to open a second stop valve 14, the mixed gas flows through the second stop valve 14 and enters the bypass 8 again, and meanwhile, the temperature control valve 20 adjusts the size of a ventilation caliber 19 through the temperature change in the evaporation chamber 3 returned by a heat sensor 17 through a lead 16, the output amount of oxygen carrier gas is mixed again with the mixed gas flow in the bypass 8 to form anesthetic gas, and is output from the gas flow outlet 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an evaporimeter jar body of high accurate output concentration, includes casing (1), its characterized in that: the inner lower part of the shell (1) is provided with a partition board (2), the bottom of the shell (1) is divided into an evaporation chamber (3) by the partition board (2), a medicine core unit (5) is arranged in the evaporation chamber (3), a heat insulation layer (4) is arranged between the shell (1) and the partition board (2), one side of the top of the shell (1) is provided with an airflow inlet (9), the airflow inlet (9) penetrates through the side wall of the shell (1) and is communicated with one end of a bypass (8), the other side of the top of the shell (1) is provided with an airflow outlet (10), the airflow outlet (10) penetrates through the side wall of the shell (1) and is communicated with the other end of the bypass (8), the middle of the bypass (8) is provided with a temperature compensation unit (18), an air ventilation caliber (19) is arranged in the temperature compensation unit (18), a heat sensor (17) is arranged at the center of the bottom of the partition plate (2), the heat sensor (17) is connected with a temperature control valve (20) through a lead (16) penetrating through the partition plate (2), a downward first branch (6) is arranged at one end, connected with the airflow inlet (9), of the bypass (8), the top of the first branch (6) is communicated with the bypass (8), the bottom of the first branch is communicated with one end of the flux core unit (5) through the partition plate (2), a first stop valve (11) is arranged at the upper half part of the first branch (6), the first stop valve (11) is externally connected with a first control switch (12), the first control switch (12) penetrates through the side wall of the shell (1) to be exposed outwards, a pressure compensation unit (13) is arranged at the lower half part of the first branch (6), and a downward second branch (7) is arranged at one end, connected with the airflow outlet (10), of the bypass (8), the top of the second branch (7) is communicated with the bypass (8) and the bottom thereof penetrates through the clapboard (2) to be communicated with the other end of the medicine core unit (5), a second stop valve (14) is arranged at the upper half part of the second branch (7), the second stop valve (14) is externally connected with a second control switch (15), the second control switch (15) penetrates through the side wall of the shell (1) and is exposed outwards, a sleeve (23) and a limiting groove (21) are arranged on the lower half part of the second branch (7) in a radial direction, the sleeve (23) extends outwards to penetrate through the side wall of the shell (1), a piston (22) is arranged in the sleeve (23) corresponding to the limiting groove (21), the piston (22) is fixedly connected with a rotating dial (24), the rotating dial (24) extends outwards to form a sleeve (23), an internal thread (26) is arranged in the sleeve (23), and an external thread (25) corresponding to the internal thread (26) is arranged on the rotating dial (24).

2. The evaporator tank with high precision output concentration according to claim 1, characterized in that: the evaporation chamber (3) is filled with anesthetic liquid medicine, and the medicine core unit (5) is spiral and is semi-immersed in the anesthetic liquid medicine.

3. The evaporator tank with high precision output concentration according to claim 1, characterized in that: the diameters of the first branch (6) and the second branch (7) are equal and are both smaller than the diameter of the bypass (8).

4. The evaporator tank with high precision output concentration according to claim 1, characterized in that: the first branch (6), the second branch (7) and the lead (16) penetrate through the partition plate (2) in a sealed mode.

5. The evaporator tank with high precision output concentration according to claim 1, characterized in that: the bypass (8), the first branch (6), the second branch (7) and the medicine core unit (5) are communicated with each other, and the connection positions are sealed.

6. The evaporator tank with high precision output concentration according to claim 1, characterized in that: the inner diameter of the sleeve (23) and the inner diameter of the limiting groove (21) are equal to the outer diameter of the piston (22), and the width of the piston (22) is larger than the depth of the limiting groove (21).