CN113058127B

CN113058127B - Anesthesia evaporating pot with accurate control of injection concentration

Info

Publication number: CN113058127B
Application number: CN202110293958.4A
Authority: CN
Inventors: 徐兴国; 陈秋萍; 崔松勤; 张永华; 钟超超
Original assignee: Affiliated Hospital of Nantong University
Current assignee: Affiliated Hospital of Nantong University
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2022-06-17
Anticipated expiration: 2041-03-19
Also published as: CN113058127A

Abstract

The invention discloses an anesthesia evaporation tank with accurately controlled spray concentration, which comprises a main body mechanism, wherein the main body mechanism comprises a bottom plate and a shell, the shell is fixedly connected to the upper surface of the bottom plate, and an evaporation mechanism and an air supply mechanism are arranged on the bottom plate; according to the invention, the heating rod, the high-pressure air pump, the heating component, the Japanese tube, the aeration head, the second electromagnetic valve, the temperature sensor, the controller and the touch display screen are matched, so that air and anesthetic vapor can be rapidly and uniformly mixed, the dynamic temperature compensation is realized, the constant concentration function can be kept when anesthetic is sprayed, the structure is simple, the operation is easy, the high-pressure water pump is matched with the atomizing nozzle, when the liquid level of the anesthetic is lower than a set threshold value, the high-pressure water pump can directly blow the residual anesthetic liquid onto the heating rod through the atomizing nozzle, and the concentration of anesthetic gas is not influenced during the period of adding liquid medicine by a worker.

Description

Anesthesia evaporating pot with accurate control of injection concentration

Technical Field

The invention belongs to the technical field of medical appliances, and particularly relates to an anesthetic evaporation tank with accurately controlled spray concentration.

Background

The anesthesia subject is a comprehensive subject, contains knowledge of many subjects, and present scope is wider, not only satisfies the requirement of operation, has still participated in rescue work of each branch of academic or vocational study room etc. anesthesia can alleviate patient's misery in the operation, but the anaesthesia device that current anesthesia subject adopted is disposable anesthesia generally, in case anaesthesia device can't carry out the regulation of anesthesia medicine concentration according to patient's different needs, can bring very big inconvenience for patient and medical staff.

The current evaporating pot is through direct ventilating in collecting chamber to the evaporating pot, lead to gaseous can not be fine with the gaseous mixture of anesthesia, the concentration numerical error that leads to the sensor to read is great, when the evaporimeter continuous use, because the evaporation of anesthetic need the heat absorption, lead to the temperature reduction in the evaporating pot, because the speed of liquid evaporation reduces along with the temperature reduction, and then the reduction of temperature in the evaporating pot leads to anesthetic evaporation rate to reduce, this just makes the concentration of the anesthetic vapour of following the evaporating pot output reduce thereupon, current evaporating pot needs to add temperature compensation unit in addition, and the complicated difficult operation of structure, therefore we propose the anesthetic evaporating pot of injection concentration accurate control.

Disclosure of Invention

The invention aims to provide an anesthetic vaporizer with accurately controlled spray concentration, which solves the problems in the background technology.

In order to realize the purpose, the invention adopts the following technical scheme:

an anesthesia evaporation tank with accurately controlled spray concentration comprises a main body mechanism, wherein the main body mechanism comprises a bottom plate and a shell, the shell is fixedly connected to the upper surface of the bottom plate, and an evaporation mechanism and an air supply mechanism are arranged on the bottom plate;

the device comprises an evaporation mechanism, a bottom plate, a support rod and an evaporation tank body, wherein the evaporation mechanism is used for evaporating liquid anesthetic into anesthetic gas and comprises the support frame, the heating rod and the evaporation tank body, the evaporation tank body is fixedly arranged on the upper surface of the bottom plate through the support leg, the support frame is fixedly arranged in the evaporation tank body through the support rod, and the heating rod is fixedly arranged in the support frame;

wherein, air supply mechanism not only is used for filling the air into the inside and the gaseous mixture of anesthetic of the evaporating pot body for the anesthetic of high concentration is gaseous can be quick dilute the final anesthetic concentration that obtains needs, can play temperature compensation's effect moreover during aerifing, air supply mechanism includes air pump mount pad, high compression pump and heating element, air pump mount pad fixed mounting be in the upper surface of bottom plate, high compression pump fixed mounting be in the upper surface of air pump mount pad, the gas outlet of high compression pump with heating element's air inlet is linked together, heating element pass through the induction pipe with the bottom of the evaporating pot body is linked together.

By adopting the technical scheme: can evaporate into gaseous anaesthetic with liquid anaesthetic through the heating rod, simultaneously fill the air through high compression pump the inside and the anaesthetic gas mixture of the evaporating pot body in the evaporation mechanism for the anaesthetic gas of high concentration can be diluted fast, the mixing, finally obtain the anaesthetic gas concentration of needs, during aerifing, when the inside temperature of the evaporating pot body reduces, heating power through improving electric heating wire further heats the air, then fill the evaporating pot body with the air after heating inside, the inside temperature of the supplementary evaporating pot body that both can be timely, not only can accelerate the mixing efficiency of air and anaesthetic gas, the concentration of anaesthetic is invariable when guaranteeing to spray moreover.

Preferably, the evaporating mechanism still include with circular baffle, circular baffle fixed connection be in the inner wall upper end of the evaporating pot body, the gas collecting hole has been seted up at circular baffle's middle part, the upper end outer wall intercommunication of the evaporating pot body has the anesthetic outlet duct, the outer wall fixed mounting of anesthetic outlet duct has first solenoid valve, the one end of anesthetic outlet duct runs through a lateral wall setting of casing is in the outside of casing is located the inside top fixed mounting of the evaporating pot body has concentration sensor, the inside fixed mounting of the evaporating pot body has temperature sensor.

By adopting the technical scheme: the staff can visually see the concentration of the anesthetic gas through the concentration sensor, and the speed of the gas injection is adjusted by controlling the opening of the first electromagnetic valve.

Preferably, the heating assembly comprises a heating box, an electric heating wire is fixedly mounted inside the heating box, an air outlet of the heating box is communicated with one end of an air supply pipe, the other end of the air supply pipe is communicated with the bottom of the evaporation tank body, and a check valve and a second electromagnetic valve are fixedly mounted on the outer wall of the air supply pipe respectively.

By adopting the technical scheme: by adjusting the heating power of the electric heating wire, the temperature of heated air can be adjusted, dynamic compensation of the temperature in the evaporating pot body is facilitated, and liquid in the evaporating pot body is prevented from leaking out by arranging the one-way valve.

Preferably, the air supply mechanism still includes filtering component, filtering component includes intake pipe and rose box, the internally mounted of rose box has the filter screen, the side fixedly connected with turn-ups of rose box, the casing principle the spacing groove has been seted up to the one end lateral wall of the evaporating pot body, is located the inside of spacing groove the jack has been seted up to the lateral wall of the evaporating pot body, the rose box is fixed to be pegged graft the inside of jack, the turn-ups is installed the inside of spacing groove, the one end of intake pipe with the gas outlet of rose box is linked together, the other end of intake pipe with the air inlet of high compression pump is linked together.

By adopting the technical scheme: through setting up the rose box cooperation filter screen and can filter the impurity absorption in the air, avoid the narcotic drugs contaminated.

Preferably, the outer wall upper end fixed mounting of casing has the control box, the inside fixed mounting of control box has the controller, the outer wall of control box is inlayed and is fixed with touch display screen, touch display screen with two-way electric connection between the controller, the signal output part of controller respectively with the automatically controlled end of first solenoid valve the second solenoid valve the automatically controlled end of heating rod and the automatically controlled end electric connection of high compression pump, the signal input part of controller respectively with temperature sensor and concentration sensor electric connection.

By adopting the technical scheme: the device can be directly operated by a worker through touching the display screen.

Preferably, a solar tube is fixedly installed at the bottom inside the evaporation tank body, one end of the air feed pipe, which is far away from the heating box, penetrates through the bottom of the evaporation tank body in a sealing manner and is communicated with the solar tube, and aeration heads are communicated with the surface of the solar tube at equal intervals.

By adopting the technical scheme: the air entering the evaporating pot body is uniformly dispersed by matching the Japanese tube with the aeration head, so that the uniform mixing with the anesthetic gas is accelerated.

Preferably, the top of the evaporating pot body is provided with a dosing pipe, the lower end of the dosing pipe penetrates through the top of the evaporating pot body and the circular partition plate is installed in the evaporating pot body in a sealing mode from top to bottom.

By adopting the technical scheme: the gunpowder adding pipe is arranged, so that workers can add the gunpowder conveniently.

Preferably, the upper end of the dosing pipe is provided with a dosing port, and the inside of the dosing port is in threaded connection with a plug cover.

By adopting the technical scheme: ensures that the phenomenon of anesthetic leakage cannot occur during operation.

Preferably, the inside fixed mounting of the evaporating pot body has level sensor, the fixed surface of control box installs the alarm lamp, level sensor with the signal input part electric connection of controller, the signal output part of controller with the automatically controlled end electric connection of alarm lamp.

By adopting the technical scheme: when the content of the anesthetic liquid in the evaporating tank body is too low, the alarm lamp gives an alarm to flash, and a worker is reminded of adding the liquid medicine in time.

Preferably, the four corners of the bottom plate are fixedly provided with universal wheels, the universal wheels are self-locking universal wheels, and a hand-held part is fixedly arranged on one side surface of the shell.

By adopting the technical scheme: through setting up universal wheel and handheld portion, the staff of being convenient for removes this device, and is convenient, swift.

The invention has the technical effects and advantages that:

1. according to the anesthesia evaporation tank with the accurately-controlled spraying concentration, the heating rod, the high-pressure air pump, the heating assembly, the solar tube, the aeration head, the second electromagnetic valve, the temperature sensor, the controller and the touch display screen are matched, so that air and anesthetic steam can be quickly mixed, dynamic temperature compensation is realized, the constant concentration function can be kept when anesthetic is sprayed, the structure is simple, and the operation is easy;

2. the high-pressure water pump is matched with the atomizing nozzle, when the liquid level of the anesthetic is lower than a set threshold value, the high-pressure water pump can directly blow the residual anesthetic liquid onto the heating rod through the atomizing nozzle, and the concentration of anesthetic gas is not influenced during the process of adding liquid medicine by workers;

3. through level sensor cooperation alarm lamp, realized the real-time control to the internal anaesthetic liquid level of evaporating pot, when the liquid level low with set for the threshold value, can in time remind the staff to add.

Drawings

FIG. 1 is a schematic view of the configuration of an anesthetic vaporizer in which the spray concentration is precisely controlled according to the present invention;

FIG. 2 is a schematic diagram showing the construction of the anesthetic vaporizer of the present invention when the cap is screwed off for precise control of the spray concentration;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the configuration of the anesthetic vaporizer of the present invention without a housing;

FIG. 5 is a schematic view of the heating rod of the anesthetic vaporizer with precisely controlled spray concentration according to the present invention;

FIG. 6 is a schematic diagram of the structure of the filtering box of the anesthetic vaporizer with the precise control of the injection concentration according to the present invention;

FIG. 7 is a schematic view of the structure of a day-shaped tube of an anesthetic vaporizer in which the spray concentration is precisely controlled according to the present invention;

FIG. 8 is a schematic view of the sectional elevation of the evaporating pot body of the anesthetic evaporating pot with the accurately controlled spray concentration according to the present invention;

fig. 9 is a schematic structural diagram of a control box of an anesthesia evaporation tank with precise control of spray concentration according to the present invention.

In the figure: 1. a base plate; 2. a housing; 3. an air pump mounting base; 4. an air inlet pipe; 5. a high pressure air pump; 6. a heating box; 7. an air supply pipe; 8. a one-way valve; 9. evaporating the tank body; 10. a water pump mounting seat; 11. a high pressure water pump; 12. an anesthetic gas outlet pipe; 13. a second solenoid valve; 14. a medicine feeding pipe; 15. a second connecting pipe; 16. an atomizing spray head; 17. a support frame; 18. heating a rod; 19. a support bar; 20. a filter box; 21. flanging; 22. a limiting groove; 23. a jack; 24. a Japanese tube; 25. an aeration head; 26. blocking the cover; 27. a medicine adding port; 28. a temperature sensor; 29. a liquid level sensor; 30. a first connecting pipe; 31. a circular separator plate; 32. a gas collection hole; 33. a control box; 34. an alarm lamp; 35. a touch display screen; 36. a universal wheel; 37. a concentration sensor; 38. a third solenoid valve; 39. a hand-held portion; 40. a second solenoid valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 9 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1, fig. 2 and fig. 4, the invention provides an anesthetic evaporation can with accurately controlled spray concentration, comprising a main body mechanism, an evaporation mechanism and an air supply mechanism, wherein the main body mechanism comprises a bottom plate 1 and a shell 2, the shell 2 is fixedly connected to the upper surface of the bottom plate 1, and the evaporation mechanism and the air supply mechanism are arranged on the bottom plate 1;

the liquid anesthetic is evaporated into anesthetic gas by the evaporation mechanism, the evaporation mechanism comprises a support frame 17, a heating rod 18 and an evaporation tank body 9, the evaporation tank body 9 is fixedly arranged on the upper surface of the bottom plate 1 through support legs, the support frame 17 is fixedly arranged in the evaporation tank body 9 through a support rod 19, and the heating rod 18 is fixedly arranged in the support frame 17;

wherein, air supply mechanism not only is used for filling the inside and the gaseous mixture of anesthetic of the evaporating pot body 9 with the air for the anesthetic of high concentration is gaseous can be quick dilute finally obtains the anesthetic concentration of needs, and can play temperature compensation's effect during aerifing, air supply mechanism includes air pump mount pad 3, high compression pump 5 and heating element, 3 fixed mounting of air pump mount pad at the upper surface of bottom plate 1, 5 fixed mounting of high compression pump are at the upper surface of air pump mount pad 3, the gas outlet of high compression pump 5 is linked together with heating element's air inlet, heating element communicates through the bottom of induction pipe 7 with the evaporating pot body 9.

As shown in fig. 8, in order to facilitate the staff to visually know the concentration of the anesthetic gas in the current evaporation tank 9 and adjust the velocity when spraying the gas, the evaporation mechanism further comprises a circular partition plate 31, the circular partition plate 31 is fixedly connected to the upper end of the inner wall of the evaporation tank 9, a gas collection hole 32 is formed in the middle of the circular partition plate 31, the outer wall of the upper end of the evaporation tank 9 is communicated with an anesthetic gas outlet pipe 12, a first electromagnetic valve 13 is fixedly installed on the outer wall of the anesthetic gas outlet pipe 12, one end of the anesthetic gas outlet pipe 12 penetrates through one side wall of the shell 2 and is arranged outside the shell 2, a concentration sensor 37 is fixedly installed at the top inside of the evaporation tank 9, and a temperature sensor 28 is fixedly installed inside the evaporation tank 9.

As shown in fig. 4, the heating assembly includes a heating box 6, an electric heating wire is fixedly installed inside the heating box 6, an air outlet of the heating box 6 is communicated with one end of an air feed pipe 7, the other end of the air feed pipe 7 is communicated with the bottom of the evaporation tank 9, and a check valve 8 and a second electromagnetic valve 40 are fixedly installed on the outer wall of the air feed pipe 7 respectively.

The working principle of the heating assembly is as follows: by adjusting the heating power of the electric heating wire, the temperature of the heated air can be adjusted, the dynamic compensation of the temperature in the evaporating tank 9 is facilitated, and the liquid in the evaporating tank 9 is prevented from leaking out by arranging the one-way valve 8.

As shown in fig. 2, fig. 4 and fig. 6, air supply mechanism still includes filtering component, filtering component includes intake pipe 4 and rose box 20, the internally mounted of rose box 20 has the filter screen, the side fixedly connected with turn-ups 21 of rose box 20, spacing groove 22 has been seted up to the one end lateral wall of the 2 principle evaporating tank body 9 of casing, jack 23 has been seted up to the lateral wall of the inside evaporating tank body 9 that is located spacing groove 22, rose box 20 is fixed to be pegged graft in the inside of jack 23, turn-ups 21 is installed in the inside of spacing groove 22, the one end of intake pipe 4 is linked together with the gas outlet of rose box 20, the other end of intake pipe 4 is linked together with the air inlet of high compression pump 5.

The working principle of the filtering component is as follows: the outside air passes through the filter box 20, and the impurity in the air is adsorbed and filtered by the filter screen, so that the anesthetic is prevented from being polluted.

As shown in fig. 4, 5, 8 and 9, in order to facilitate the operation of the device by the operator, a control box 33 is fixedly installed at the upper end of the outer wall of the casing 2, a controller is fixedly installed inside the control box 33, a touch display screen 35 is fixedly embedded in the outer wall of the control box 33, the touch display screen 35 is electrically connected with the controller in a bidirectional manner, the signal output end of the controller is electrically connected with the electric control end of the first electromagnetic valve 13, the second electromagnetic valve 40, the electric control end of the heating rod 18 and the electric control end of the high pressure air pump 5, and the signal input end of the controller is electrically connected with the temperature sensor 28 and the concentration sensor 37.

As shown in fig. 7 and 8, the uniform mixing with the anesthetic gas is accelerated, and the temperature in the evaporation tank 9 is rapidly compensated, a solar tube 24 is fixedly installed at the bottom inside the evaporation tank 9, one end of the air feed pipe 7 far away from the heating box 6 hermetically penetrates through the bottom of the evaporation tank 9 and is communicated with the solar tube 24, and aeration heads 25 are communicated with the surface of the solar tube 24 at equal intervals.

As shown in fig. 8, a chemical feeding pipe 14 is arranged at the top of the evaporating pot 9, the lower end of the chemical feeding pipe 14 sequentially penetrates through the top of the evaporating pot 9 and the circular partition plate 31 from top to bottom in a sealing manner and is installed inside the evaporating pot 9, and when the anesthetic in the evaporating pot 9 is insufficient, the anesthetic can be conveniently added by a worker.

As shown in FIG. 8, in order to ensure that no anesthetic leaks during operation, the top end of the dosing tube 14 is provided with a dosing port 27, and the dosing port 27 is internally threaded with a plug 26.

As shown in FIG. 3, in order to timely add medicine to the staff of the timely body type, the inside fixed mounting of the evaporating tank body 9 has a liquid level sensor 29, the fixed surface of the control box 33 has an alarm lamp 34, the liquid level sensor 29 is electrically connected with the signal input end of the controller, and the signal output end of the controller is electrically connected with the electric control end of the alarm lamp 34.

As shown in fig. 1, in order to facilitate the movement of the device by the staff, universal wheels 36 are fixedly mounted at four corners of the bottom plate 1, the universal wheels 36 are self-locking universal wheels, and a hand-held portion 39 is fixedly disposed at one side of the housing 2.

As shown in fig. 1, 4 and 8, the evaporator further comprises a first connecting pipe 30 and a second connecting pipe 15, a water pump mounting seat 10 is fixedly mounted on the upper surface of the bottom plate 1, a high-pressure water pump 11 is fixedly mounted on the upper surface of the water pump mounting seat 10, a water inlet of the high-pressure water pump 11 is communicated with the bottom of the evaporation tank body 9 through the first connecting pipe 30, a third electromagnetic valve 38 is fixedly mounted on the outer wall of the first connecting pipe 30 in real time, a water outlet of the high-pressure water pump 11 is communicated with one end of the second connecting pipe 15, the other end of the second connecting pipe 15 penetrates through the outer wall of the upper end of the evaporation tank body 9 in a sealing manner and extends into the inside of the evaporation tank body 9, and the end of the second connecting pipe is communicated with the atomizing nozzle 16, and a signal output end of the controller is electrically connected with an electric control end of the high-pressure water pump 11 and an electric control end of the third electromagnetic valve 38 respectively.

The function of the device is that when the liquid level of the anesthetic is lower than a set threshold value, the high-pressure water pump 11 can directly blow the residual anesthetic liquid onto the heating rod 18 through the atomizing nozzle 16, and the concentration of anesthetic gas is not affected during the process of adding liquid medicine by workers.

The working principle is as follows: when the device is used, a worker operates the touch display screen 35, the controller controls the heating rod 18 to heat, the high-pressure air pump 5 is controlled to inflate the inside of the evaporating tank body 9, air is uniformly dispersed in anesthetic liquid through the aeration head 25, the air can be rapidly mixed with anesthetic gas, the accuracy of a concentration value read by the concentration sensor 37 is guaranteed, the phenomenon that numerical values read by the concentration sensor 37 and actual errors are large due to nonuniform mixing is effectively avoided, when the temperature in the evaporating tank body 9 is reduced, the temperature sensor 28 transmits the sensed values to the controller, the controller controls the electric heating wires in the heating box 6 to be started, the air filled in the evaporating tank body 9 is heated, dynamic compensation of the temperature inside the evaporating tank body 9 is achieved, and the heated air can be uniformly and rapidly dispersed in the evaporating tank body 9 to uniformly heat the anesthetic liquid through the cooperation of the day-shaped pipe 24 and the aeration head 25 And the mixing efficiency of air and anesthetic gas is accelerated, the anesthetic concentration in the evaporating tank body 9 is kept constant, and the concentration of the anesthetic filled in the evaporating tank body 9 can be adjusted by controlling the opening degree of the second electromagnetic valve 40.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The anesthesia evaporating pot with the accurate control of the injection concentration is characterized in that: the device comprises a main body mechanism, wherein the main body mechanism comprises a bottom plate (1) and a shell (2), the shell (2) is fixedly connected to the upper surface of the bottom plate (1), and an evaporation mechanism and an air supply mechanism are arranged on the bottom plate (1);

the liquid anesthetic is evaporated into anesthetic gas by the evaporation mechanism, the evaporation mechanism comprises a support frame (17), a heating rod (18) and an evaporation tank body (9), the evaporation tank body (9) is fixedly mounted on the upper surface of the bottom plate (1) through support legs, the support frame (17) is fixedly mounted inside the evaporation tank body (9) through a support rod (19), and the heating rod (18) is fixedly mounted inside the support frame (17);

the air supply mechanism is used for filling air into the evaporation tank body (9) to be mixed with anesthetic gas, so that the anesthetic gas with high concentration can be quickly diluted to finally obtain the required anesthetic concentration, and plays a role in temperature compensation during inflation, the air supply mechanism comprises an air pump mounting seat (3), a high-pressure air pump (5) and a heating assembly, the air pump mounting seat (3) is fixedly mounted on the upper surface of the bottom plate (1), the high-pressure air pump (5) is fixedly mounted on the upper surface of the air pump mounting seat (3), an air outlet of the high-pressure air pump (5) is communicated with an air inlet of the heating assembly, and the heating assembly is communicated with the bottom of the evaporation tank body (9) through an air supply pipe (7);

the upper end outer wall of the evaporating pot body (9) is communicated with an anesthetic gas outlet pipe (12), a first electromagnetic valve (13) is fixedly installed on the outer wall of the anesthetic gas outlet pipe (12), one end of the anesthetic gas outlet pipe (12) penetrates through one side wall of the shell (2) and is arranged outside the shell (2), a concentration sensor (37) is fixedly installed at the top of the inner portion of the evaporating pot body (9), and a temperature sensor (28) is fixedly installed inside the evaporating pot body (9);

the outer wall of the air supply pipe (7) is respectively fixedly provided with a one-way valve (8) and a second electromagnetic valve (40);

a control box (33) is fixedly installed at the upper end of the outer wall of the shell (2), and a controller is fixedly installed inside the control box (33);

the signal output end of the controller is respectively and electrically connected with the electric control end of the first electromagnetic valve (13), the second electromagnetic valve (40), the electric control end of the heating rod (18) and the electric control end of the high-pressure air pump (5), and the signal input end of the controller is respectively and electrically connected with the temperature sensor (28) and the concentration sensor (37);

a liquid level sensor (29) is fixedly installed inside the evaporation tank body (9), the liquid level sensor (29) is electrically connected with a signal input end of the controller, and a signal output end of the controller is electrically connected with an electric control end of an alarm lamp (34);

the water-saving type water-saving evaporator is characterized by further comprising a first connecting pipe (30) and a second connecting pipe (15), a water pump mounting seat (10) is fixedly mounted on the upper surface of the bottom plate (1), a high-pressure water pump (11) is fixedly mounted on the upper surface of the water pump mounting seat (10), a water inlet of the high-pressure water pump (11) is communicated with the bottom of the evaporator tank body (9) through the first connecting pipe (30), a third electromagnetic valve (38) is fixedly mounted on the outer wall of the first connecting pipe (30), a water outlet of the high-pressure water pump (11) is communicated with one end of the second connecting pipe (15), the other end of the second connecting pipe (15) penetrates through the outer wall of the upper end of the evaporator tank body (9) in a sealing mode and stretches into the inside of the evaporator tank body (9), the end of the outer wall is communicated with an atomizing nozzle (16), and a signal output end of the controller is electrically connected with an electric control end of the high-pressure water pump (11) and an electric control end of the third electromagnetic valve (38) respectively.

2. The anesthetic vaporizer of claim 1, wherein the spray concentration is precisely controlled by: the evaporation mechanism further comprises a circular partition plate (31), the circular partition plate (31) is fixedly connected to the upper end of the inner wall of the evaporation tank body (9), and a gas collection hole (32) is formed in the middle of the circular partition plate (31).

3. The anesthetic vaporizer of claim 2, wherein: the heating assembly comprises a heating box (6), an electric heating wire is fixedly mounted inside the heating box (6), the air outlet of the heating box (6) is communicated with one end of the air supply pipe (7), and the other end of the air supply pipe (7) is communicated with the bottom of the evaporating tank body (9).

4. The anesthetic vaporizer of precisely controlled spray concentration of claim 3, wherein: air supply mechanism still includes filtering component, filtering component includes intake pipe (4) and rose box (20), the internally mounted of rose box (20) has the filter screen, the side fixedly connected with turn-ups (21) of rose box (20), casing (2) are kept away from spacing groove (22) have been seted up to the one end lateral wall of the evaporating pot body (9), are located the inside of spacing groove (22) jack (23) have been seted up to the lateral wall of the evaporating pot body (9), rose box (20) are fixed to be pegged graft the inside of jack (23), turn-ups (21) are installed the inside of spacing groove (22), the one end of intake pipe (4) with the gas outlet of rose box (20) is linked together, the other end of intake pipe (4) with the air inlet of high compression pump (5) is linked together.

5. The anesthetic vaporizer of precisely controlled spray concentration of claim 4, wherein: the outer wall of control box (33) is inlayed and is fixed with touch display screen (35), touch display screen (35) with two-way electric connection between the controller.

6. The anesthetic vaporizer of precisely controlled spray concentration of claim 3, wherein: a solar tube (24) is fixedly installed at the bottom inside the evaporation tank body (9), one end, far away from the heating box (6), of the air feed pipe (7) penetrates through the bottom of the evaporation tank body (9) in a sealing mode and is communicated with the solar tube (24), and aeration heads (25) are communicated with the surface of the solar tube (24) at equal intervals.

7. The anesthetic vaporizer of claim 6, wherein said spray concentration is precisely controlled by: the top of the evaporating pot body (9) is provided with a chemical feeding pipe (14), the lower end of the chemical feeding pipe (14) penetrates through the top of the evaporating pot body (9) and the circular partition plate (31) in a sealing mode from top to bottom in sequence, and the inside of the evaporating pot body (9) is installed.

8. The anesthetic vaporizer of claim 7, wherein the spray concentration of the liquid is precisely controlled by: a dosing opening (27) is formed in the upper end of the dosing pipe (14), and a blocking cover (26) is connected to the internal thread of the dosing opening (27).

9. The anesthetic vaporizer of claim 8, wherein the spray concentration of the liquid is precisely controlled by: the alarm lamp (34) is fixedly arranged on the surface of the control box (33).

10. The anesthetic vaporizer of precisely controlled spray concentration of claim 9, wherein: the bottom four corners of the bottom plate (1) are fixedly provided with universal wheels (36), the universal wheels (36) are self-locking universal wheels, and a hand-held part (39) is fixedly arranged on one side surface of the shell (2).