CN213432446U - Evaporator device for anesthesia machine - Google Patents
Evaporator device for anesthesia machine Download PDFInfo
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- CN213432446U CN213432446U CN202021753202.0U CN202021753202U CN213432446U CN 213432446 U CN213432446 U CN 213432446U CN 202021753202 U CN202021753202 U CN 202021753202U CN 213432446 U CN213432446 U CN 213432446U
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Abstract
The utility model discloses an evaporimeter device for anesthesia machine, including heating jacket, medicine core, evaporimeter main part and heat conduction ring, the outside cover of evaporimeter main part is equipped with the heating jacket, and four corners of heating jacket bottom all are provided with the shock attenuation stabilizer blade, the inside bottom of heating jacket is provided with constant temperature heating resistor, the inside bottom of evaporimeter main part is provided with the evaporating chamber, and the inside bottom of evaporating chamber is provided with the medicine core, be provided with pressure compensator in the evaporimeter main part of evaporating chamber top, and pressure compensator's bottom and evaporating chamber are linked together, the one end at evaporimeter main part top is provided with the intake pipe. The utility model discloses an install the evaporimeter main part, the outside cover at the evaporimeter has the heating jacket, and four corners of heating jacket bottom all are provided with the shock attenuation stabilizer blade, absorb partial shaking force through the flexible resilience of stiff spring, play the effect of buffering inhaling the shake, improve the stability of this evaporimeter device during operation.
Description
Technical Field
The utility model relates to an anesthesia machine evaporimeter technical field specifically is an evaporimeter device for anesthesia machine.
Background
The anesthesia machine is an important tool for performing operation general anesthesia in modern hospitals. The main functions of the device are to carry out inhalation anesthesia for patients, replace breathing, supply oxygen and the like, the anesthetic evaporator is an important component of the anesthetic machine, can convert liquid volatile anesthetic into steam and input the steam into a device of an anesthetic loop, and most of the existing anesthetic evaporators have partial defects, specifically the following defects;
1. most of the existing anesthetic machine evaporator devices do not have a buffering and damping structure, are easy to shake during working and have poor stability;
2. the existing anesthetic machine evaporator device can gradually reduce the ambient temperature along with the continuous evaporation of anesthetic liquid medicine, so that the concentration of anesthetic gas is difficult to control;
3. the flux core structure intensity of current anesthesia machine evaporimeter device is lower, and life is shorter, evaporates more slowly moreover, and work efficiency is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an evaporimeter device for anesthesia machine to the stability that proposes among the above-mentioned background art is not good, the temperature is unfavorable for control and the easy problem of damaging of medicine core.
In order to achieve the above object, the utility model provides a following technical scheme: an evaporator device for an anesthesia machine comprises a heating sleeve, a drug core, an evaporator main body and a heat conduction ring, wherein the heating sleeve is sleeved outside the evaporator main body, damping support legs are arranged at four corners of the bottom of the heating sleeve, a constant-temperature heating resistor is arranged at the bottom end inside the heating sleeve, an evaporation chamber is arranged at the bottom end inside the evaporator main body, the drug core is arranged at the bottom end inside the evaporation chamber, a pressure compensator is arranged in the evaporator main body above the evaporation chamber, the bottom end of the pressure compensator is communicated with the evaporation chamber, an air inlet pipe is arranged at one end of the top of the evaporator main body and is communicated with the pressure compensator through a connecting pipeline, a flow cone valve is arranged at the central position inside the evaporation chamber, a temperature compensator is arranged in the evaporation chamber on one side of the flow cone valve, and an air outlet pipe is arranged at the other end of the top of the evaporator, and the bottom end of the air outlet pipe is communicated with the evaporation chamber, and the top end of the evaporator main body is provided with a handle.
Preferably, the inside of shock attenuation stabilizer blade all is provided with the moving part through rigid spring, and the top of moving part all with the bottom fixed connection of heating jacket, improve the stability of device.
Preferably, the inside of the medicine core is provided with a cotton core layer, polypropylene fiber strips are uniformly distributed in the cotton core layer, and the outer side of the medicine core is provided with a reinforcing grid to prolong the service life of the medicine core.
Preferably, the even hoop in the outside of evaporimeter main part has the heat conduction ring, and both sides between the heat conduction ring all are connected with constant temperature heating resistance through the heat conduction pole, the both sides of heat conduction ring are evenly through the outer wall of fixed block and evaporimeter main part and the interior wall connection of heating jacket, reduce the continuous evaporation of liquid medicine that appears, and ambient temperature can reduce gradually for the problem that anesthetic gas concentration is difficult to control.
Preferably, the longitudinal section of the heat conducting rod is of an L-shaped structure, and the heat conducting rod and the heat conducting ring are made of copper alloy materials with high heat conductivity coefficients, so that the heat transfer efficiency is improved.
Preferably, all be provided with the evaporation hole on the polypropylene fiber strip, and the equidistant distribution of evaporation hole increases the circulation space of anesthesia steam, can provide the anesthesia steam of more high concentration sooner.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this an evaporimeter device for anesthesia machine is through installing the evaporimeter main part, outside cover at the evaporimeter has the heating jacket, four corners of heating jacket bottom all are provided with the shock attenuation stabilizer blade, the inside of shock attenuation stabilizer blade all is provided with the moving part through the stiff spring, the top of moving part all with the bottom fixed connection of heating jacket, if make at this evaporimeter device during operation vibrations, the shaking force makes the moving part compress the stiff spring in the shock attenuation stabilizer blade, absorb partial shaking force through the flexible resilience absorption of stiff spring, play the effect of buffering and inhaling, improve the stability of this evaporimeter device during operation.
(2) The evaporator device for the anesthesia machine is provided with a heating sleeve, a constant temperature heating resistor, a heat conducting ring, a heat conducting rod and a temperature compensator, so that the constant temperature heating resistor is electrified to generate heat, the anesthetic liquid medicine in the evaporation chamber is heated to be evaporated, the continuous evaporation of the liquid medicine is reduced, the ambient temperature is gradually reduced, so that the concentration of anesthetic gas is difficult to control, heat conducting rings are uniformly hooped on the outer part of the evaporator main body, the heat conducting rings are connected with a constant-temperature heating resistor through heat conducting rods, heat generated by the constant-temperature heating resistor is favorably and uniformly transferred to the heat conducting rings, so that the heating temperature of the liquid medicine is more uniform and faster, in addition, the metal rod on the temperature compensator can be changed in a telescopic way along with the temperature change in the evaporation chamber, thereby drive movable valve port and reciprocate, realize the regulation to narcotic gas flow, compensate the change that causes the evaporation drug concentration because of temperature variation.
(3) This an evaporimeter device for anesthesia machine is through installing the medicine core, the bottom of medicine core is soaked in the anesthesia liquid medicine of the inside bottom of evaporating chamber, the inside of medicine core is provided with the cotton core layer, the inside evenly distributed of cotton core layer has the polypropylene fiber strip, the liquid medicine is because capillary action rises along with the fibre, when the carrier gas passes by during by, make the liquid medicine on polypropylene fiber strip surface evaporate rapidly, the carrier gas is behind the evaporating chamber, gradually become saturated anesthesia gas, evenly distributed has the evaporation orifice on the polypropylene fiber strip, increase the circulation space of anesthesia steam, can be very fast provide the anesthesia steam of more high concentration, furthermore, the outside of medicine core all is provided with the reinforcing grid, be convenient for improve the structural strength of medicine core, provide outside support, make it be difficult to damage.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic top view of the heating jacket according to the present invention;
fig. 3 is a schematic view of the top-view cross-sectional structure of the drug core of the present invention;
fig. 4 is a schematic view of the sectional structure of the shock absorbing support leg of the present invention.
In the figure: 1. shock absorption support legs; 2. heating a jacket; 3. a drug core; 4. an evaporator main body; 5. an evaporation chamber; 6. a pressure compensator; 7. an air inlet pipe; 8. a handle; 9. a flow cone valve; 10. an air outlet pipe; 11. connecting a pipeline; 12. a temperature compensator; 13. a heat conducting ring; 14. a heat conducting rod; 15. heating a resistor at a constant temperature; 16. a fixed block; 17. reinforcing the mesh grid; 18. a cotton core layer; 19. a polypropylene fiber strip; 20. an evaporation hole; 21. a movable member; 22. a stiff spring.
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.
Referring to fig. 1-4, the present invention provides an embodiment: an evaporator device for an anesthesia machine comprises a heating sleeve 2, a drug core 3, an evaporator main body 4 and heat conducting rings 13, wherein the heating sleeve 2 is sleeved outside the evaporator main body 4, the heat conducting rings 13 are uniformly hooped outside the evaporator main body 4, two sides between the heat conducting rings 13 are connected with a constant-temperature heating resistor 15 through heat conducting rods 14, and two sides of each heat conducting ring 13 are uniformly connected with the outer wall of the evaporator main body 4 and the inner wall of the heating sleeve 2 through fixing blocks 16;
the constant-temperature heating resistor 15 is electrified to generate heat, so that the anesthetic liquid medicine in the evaporation chamber 5 is heated to be evaporated, the problems that the liquid medicine is continuously evaporated, the ambient temperature is gradually reduced, and the concentration of anesthetic gas is difficult to control are solved, the heat conduction rings 13 are connected with the constant-temperature heating resistor 15 through the heat conduction rods 14, the heat generated by the constant-temperature heating resistor 15 is favorably and uniformly transferred to the heat conduction rings 13, and the liquid medicine is heated more uniformly and rapidly;
the longitudinal sections of the heat conducting rods 14 are both in an L-shaped structure, and the heat conducting rods 14 and the heat conducting rings 13 are both made of copper alloy materials with high heat conductivity coefficients, so that the heat transfer and heat conduction efficiency is improved;
damping support legs 1 are arranged at four corners of the bottom of the heating sleeve 2, moving pieces 21 are arranged in the damping support legs 1 through rigid springs 22, and the top ends of the moving pieces 21 are fixedly connected with the bottom of the heating sleeve 2;
if vibration is generated when the evaporator device works, the vibration force prompts the moving piece 21 to compress the rigid spring 22 in the shock absorption supporting leg 1, and partial vibration force is absorbed through the telescopic resilience of the rigid spring 22, so that the effect of buffering and absorbing vibration is achieved, and the working stability of the evaporator device is improved;
the bottom end inside the heating sleeve 2 is provided with a constant temperature heating resistor 15, the bottom end inside the evaporator main body 4 is provided with an evaporation chamber 5, the bottom end inside the evaporation chamber 5 is provided with a medicine core 3, the inside of the medicine core 3 is provided with a cotton core layer 18, polypropylene fiber strips 19 are uniformly distributed inside the cotton core layer 18, the outer side of the medicine core 3 is provided with a reinforcing mesh grid 17, the polypropylene fiber strips 19 are all provided with evaporation holes 20, and the evaporation holes 20 are distributed at equal intervals;
the liquid medicine rises along the fiber due to the capillary action, when the carrier gas passes through the liquid medicine, the liquid medicine on the surface of the polypropylene fiber strip 19 is quickly evaporated and gradually becomes saturated anesthetic gas, the evaporation holes 20 are uniformly distributed on the polypropylene fiber strip 19, the flow space of anesthetic steam is enlarged, and more high-concentration anesthetic steam can be quickly provided;
a pressure compensator 6 is arranged in the evaporator main body 4 above the evaporation chamber 5, the bottom end of the pressure compensator 6 is communicated with the evaporation chamber 5, an air inlet pipe 7 is arranged at one end of the top of the evaporator main body 4, the air inlet pipe 7 is communicated with the pressure compensator 6 through a connecting pipeline 11, a flow cone valve 9 is arranged at the central position in the evaporation chamber 5, a temperature compensator 12 is arranged in the evaporation chamber 5 on one side of the flow cone valve 9, an air outlet pipe 10 is arranged at the other end of the top of the evaporator main body 4, the bottom end of the air outlet pipe 10 is communicated with the evaporation chamber 5, and a handle 8 is arranged at the top end of the evaporator main body 4;
the specific model specifications of the pressure compensator 6, the flow cone valve 9, the temperature compensator 12 and the thermostatic heating resistor 15 need to be calculated and determined according to the model selection of the specification parameters and the like of the device, and the model selection calculation method is the prior art, so detailed description is omitted.
The working principle is as follows: when in use, gas enters the device from the gas inlet pipe 7 and then is divided into two paths, one path enters the pressure compensator 6 through the connecting pipeline 11, the gas enters the evaporation chamber 5 after the flow is stably output, the bottom of the medicine core 3 in the evaporation chamber 5 is immersed into the anesthetic liquid medicine, the cotton core layer 18 is arranged in the medicine core 3, the polypropylene fiber strips 19 are uniformly distributed in the cotton core layer 18, the liquid medicine rises along the fiber due to the capillary action, when carrier gas passes through the liquid medicine, the liquid medicine on the surface of the polypropylene fiber strips 19 is rapidly evaporated and gradually becomes saturated anesthetic gas, the evaporation holes 20 are uniformly distributed on the polypropylene fiber strips 19, the flow space of the anesthetic vapor is enlarged, more high-concentration anesthetic vapor can be rapidly provided, then the flow cone valve 9 is used for adjusting the output of the supplemented saturated anesthetic gas and is input into the anesthetic loop system through the gas outlet pipe 10, the other path of gas directly enters the gas outlet pipe 10 and is input, finally, two paths of air flows are converged into mixed air flow for a patient to inhale, in addition, the constant-temperature heating resistor 15 is electrified to generate heat, anesthetic liquid medicine in the evaporation chamber 5 is heated to evaporate, the problems that the liquid medicine is continuously evaporated, the ambient temperature is gradually reduced and the concentration of the anesthetic gas is difficult to control are solved, the heat conduction rings 13 are uniformly hooped on the outer part of the evaporator main body 4, the heat conduction rings 13 are connected with the constant-temperature heating resistor 15 through the heat conduction rods 14, the heat generated by the constant-temperature heating resistor 15 is favorably and uniformly transferred to the heat conduction rings 13, the heating temperature of the liquid medicine is more uniform and rapid, meanwhile, the metal rods on the temperature compensator 12 can be subjected to telescopic change along with the temperature change in the evaporation chamber 5, so that the movable valve ports are driven to move up and down, the adjustment of the gas flow of the anesthetic is realized, and the change, in addition, if vibration is generated during the operation of the evaporator device, the vibration force causes the movable member 21 to compress the rigid spring 22 in the shock absorption leg 1, and the elastic resilience of the rigid spring 22 absorbs part of the vibration force, thereby playing a role of buffering and absorbing the vibration, and improving the stability of the evaporator device during the operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An evaporator device for anaesthesia machines, comprising a heating jacket (2), a drug core (3), an evaporator body (4) and a heat conducting ring (13), characterized in that: the outer side of the evaporator main body (4) is sleeved with a heating sleeve (2), four corners of the bottom of the heating sleeve (2) are provided with shock absorption support legs (1), the bottom inside the heating sleeve (2) is provided with a constant temperature heating resistor (15), the bottom inside the evaporator main body (4) is provided with an evaporation chamber (5), the bottom inside the evaporation chamber (5) is provided with a flux core (3), a pressure compensator (6) is arranged in the evaporator main body (4) above the evaporation chamber (5), the bottom of the pressure compensator (6) is communicated with the evaporation chamber (5), one end of the top of the evaporator main body (4) is provided with an air inlet pipe (7), the air inlet pipe (7) is communicated with the pressure compensator (6) through a connecting pipeline (11), and the central position inside the evaporation chamber (5) is provided with a flow cone valve (9), and a temperature compensator (12) is arranged in the evaporation chamber (5) on one side of the flow cone valve (9), an air outlet pipe (10) is arranged at the other end of the top of the evaporator main body (4), the bottom end of the air outlet pipe (10) is communicated with the evaporation chamber (5), and a handle (8) is arranged at the top end of the evaporator main body (4).
2. A vaporizer apparatus for an anesthesia machine, according to claim 1, wherein: the inside of shock attenuation stabilizer blade (1) all is provided with moving part (21) through rigid spring (22), and the top of moving part (21) all with the bottom fixed connection of heating jacket (2).
3. A vaporizer apparatus for an anesthesia machine, according to claim 1, wherein: the cotton core layer (18) is arranged in the medicine core (3), polypropylene fiber strips (19) are uniformly distributed in the cotton core layer (18), and a reinforcing grid (17) is arranged on the outer side of the medicine core (3).
4. A vaporizer apparatus for an anesthesia machine, according to claim 1, wherein: the outer side of the evaporator main body (4) is uniformly provided with heat conducting rings (13) in a hoop manner, two sides between the heat conducting rings (13) are connected with a constant-temperature heating resistor (15) through heat conducting rods (14), and two sides of each heat conducting ring (13) are uniformly connected with the outer wall of the evaporator main body (4) and the inner wall of the heating sleeve (2) through fixing blocks (16).
5. A vaporizer apparatus for an anaesthetic machine according to claim 4 further comprising: the longitudinal sections of the heat conducting rods (14) are all L-shaped structures, and the heat conducting rods (14) and the heat conducting rings (13) are made of copper alloy materials with high heat conductivity coefficients.
6. A vaporizer apparatus for an anesthesia machine, according to claim 3, wherein: the polypropylene fiber strips (19) are all provided with evaporation holes (20), and the evaporation holes (20) are distributed at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021753202.0U CN213432446U (en) | 2020-08-20 | 2020-08-20 | Evaporator device for anesthesia machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021753202.0U CN213432446U (en) | 2020-08-20 | 2020-08-20 | Evaporator device for anesthesia machine |
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| CN213432446U true CN213432446U (en) | 2021-06-15 |
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| CN202021753202.0U Active CN213432446U (en) | 2020-08-20 | 2020-08-20 | Evaporator device for anesthesia machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053738A (en) * | 2021-11-01 | 2022-02-18 | 北京谊安医疗系统股份有限公司 | Anesthetic vaporizer with liquid injection compensation tank |
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- 2020-08-20 CN CN202021753202.0U patent/CN213432446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053738A (en) * | 2021-11-01 | 2022-02-18 | 北京谊安医疗系统股份有限公司 | Anesthetic vaporizer with liquid injection compensation tank |
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