Anesthetic waste gas treatment device

Abstract

The utility model discloses an anesthetic waste gas treatment device which comprises a vacuum pump, shells, gas guide assemblies and activated carbon filter elements, the shells are connected in series, every two adjacent shells are in threaded connection, the activated carbon filter element is installed in the shell at the topmost end, the gas guide assemblies are installed in the other shells, and the vacuum pump is connected with the activated carbon filter element. The shell at the bottommost end is in threaded connection with a vacuum pump; according to the utility model, the design that a plurality of shells are overlapped and connected in series is adopted, and the adjacent shells are connected through threads, so that the shells can be quickly disassembled and assembled, a solvent can be conveniently replaced, and meanwhile, the design can be used for increasing and decreasing gas washing stages and adjusting a gas washing sequence, so that the device is suitable for treating different types of waste anesthetic gases, and the universality of the device is greatly improved; according to the utility model, waste gas is input into a solvent through the gas guide component, the component disperses and exhausts the waste gas through the gas dispersing block, the gas-liquid contact area can be increased, the gas washing effect is improved, and the component has the advantages of simple structure and convenience in disassembly and assembly, and can reduce the manufacturing and assembling cost.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to an anesthetic waste gas treatment device. Background Art

[0002] Anesthetic gases are easy to escape into the environment when used, and waste gas treatment devices are needed to adsorb and treat them. Existing waste gas treatment devices for anesthetic gases generally use activated carbon adsorption and solvent absorption. This type of device has the following defects: First, different solvents are often required for different anesthetic gases, and the existing waste gas treatment device cannot quickly replace the solvent, which makes it inconvenient to use. The number of levels of the gas washing structure is fixed and cannot be increased or decreased according to actual needs. The gas washing sequence cannot be adjusted, resulting in poor versatility of the device; second, the existing waste gas treatment device inputs the waste gas into the solvent through a pipeline. Due to the small gas-liquid contact area, the waste gas cannot be fully absorbed, affecting the waste gas treatment effect. Utility Model Content

[0003] The purpose of the utility model is to provide an anesthetic waste gas treatment device to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: an anesthetic waste gas treatment device, comprising a vacuum pump, a shell, an air guide component and an activated carbon filter element. A plurality of the shells are arranged in series, and two adjacent shells are threadedly connected. An activated carbon filter element is installed in the top shell, and air guide components are installed in the remaining shells. A vacuum pump is threadedly connected to the bottom shell.

[0005] Preferably, an internal thread is provided in the shell, a first threaded sleeve is fixed at the center position of the lower surface of the shell, a second threaded sleeve is arranged on the outside of the first threaded sleeve, and the second threaded sleeve is fixedly connected to the lower surface of the shell, and two adjacent shells are threadably connected via the second threaded sleeve and the internal thread.

[0006] Preferably, an air inlet pipe is connected and fixed to the input end of the vacuum pump, and an output end of the vacuum pump is connected to the first threaded sleeve.

[0007] Preferably, a top cover is provided at the top of the activated carbon filter element, and the top cover is threadedly connected to the internal thread, and an air outlet pipe is connected and fixed to the upper surface of the top cover.

[0008] Preferably, the air guide component includes a tee, a flange, a sealing ring, a blind pipe, a third threaded sleeve, a through groove, a base, a spring piece, an air dispersion block and an air outlet, and the input end of the tee is threadedly connected to the first threaded sleeve, and the two output ends of the tee are both connected to the blind pipe. A base is provided at the output end of the blind pipe, and an air dispersion block is fixedly connected to the upper surface of the base. A plurality of air outlets are provided on the outer wall of the air dispersion block, and a through groove is provided on the blind pipe at a position corresponding to the air dispersion block, and the air dispersion block is sleeved in the through groove.

[0009] Preferably, a third threaded sleeve is fixed on the blind pipe, and the third threaded sleeve is threadedly connected to the output end of the three-way pipe.

[0010] Preferably, a spring sheet is fixedly connected to the upper surface of the base, and the spring sheet is arranged in the blind tube.

[0011] Preferably, a sealing ring is sleeved on the tee pipe at a position corresponding to the first threaded sleeve, a flange is provided on the top end of the sealing ring, and the flange is fixedly connected to the tee pipe.

[0012] The utility model provides an anesthetic waste gas treatment device, which has the following advantages: the utility model adopts a design of multiple shells stacked in series, and connects adjacent shells by threads, so that they can be quickly disassembled and assembled, and the solvent can be easily replaced. At the same time, this design can increase or decrease the number of gas washing stages and adjust the gas washing sequence, so that it is suitable for treating different types of anesthetic waste gases, which greatly improves the versatility of the device; the utility model inputs the waste gas into the solvent through an air guide component, and the component disperses and discharges the waste gas through a gas dispersion block, which can increase the gas-liquid contact area and improve the gas washing effect. The component has the advantages of simple structure and convenient disassembly and assembly, and can reduce manufacturing and assembly costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall three-dimensional cutaway structure of the utility model;

[0016] Figure 3 It is a schematic diagram of a three-dimensional cutaway structure of a shell of the utility model;

[0017] Figure 4 It is a schematic diagram of the three-dimensional cutaway structure of the air guide component of the utility model;

[0018] Figure 5 It is a schematic diagram of the three-dimensional structure of the blind tube of the utility model.

[0019] In the figure: 1. vacuum pump; 11. air inlet pipe; 2. housing; 21. internal thread; 22. first threaded sleeve; 23. second threaded sleeve; 3. air guide assembly; 31. three-way pipe; 32. flange; 33. sealing ring; 34. blind pipe; 35. third threaded sleeve; 36. through groove; 37. base; 38. spring piece; 39. air dispersion block; 310. air outlet; 4. activated carbon filter element; 5. top cover; 51. air outlet pipe. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5The utility model provides an embodiment: an anesthetic waste gas treatment device, including a vacuum pump 1, a shell 2, an air guide component 3 and an activated carbon filter element 4, a plurality of shells 2 are arranged in series, and two adjacent shells 2 are threadedly connected, the top shell 2 is installed with an activated carbon filter element 4, and the remaining shells 2 are installed with air guide components 3, and the bottom shell 2 is threadedly connected with a vacuum pump 1, and the vacuum pump 1 is used to suck the waste gas into the device. The shell 2 is a container for accommodating a washing solvent and an activated carbon filter element 4. The stacked series design is adopted, which can facilitate the replacement of the washing solvent and the washing sequence. The air guide component 3 is used to input the waste gas into the solvent, and the activated carbon filter element 4 is used as the last-stage washing structure for removing odors; the shell 2 is provided with an internal thread 21, a first threaded sleeve 22 is connected and fixed at the center of the lower surface of the shell 2, a second threaded sleeve 23 is arranged on the outer side of the first threaded sleeve 22, and the second threaded sleeve 23 is fixedly connected to the lower surface of the shell 2, and two adjacent shells 2 are threadedly connected through the second threaded sleeve 23 and the internal thread 21, the internal thread 21 is used to install the second threaded sleeve 23, and the first threaded sleeve 22 is used to install the air guide component 3; the input end of the vacuum pump 1 is connected and fixed with an intake pipe 11, and the output end of the vacuum pump 1 is connected and connected to the first threaded sleeve 22, and the vacuum pump 1 inhales exhaust gas through the intake pipe 11 and discharges it into the air guide component 3 through the first threaded sleeve 22; the top of the activated carbon filter element 4 is provided with a top cover 5, and the top cover 5 is provided with a top cover 5. The cover 5 is threadedly connected to the internal thread 21, and an air outlet pipe 51 is fixed on the upper surface of the top cover 5. The top cover 5 is used for dust prevention, and the air outlet pipe 51 is used to discharge clean gas; the air guide component 3 includes a three-way pipe 31, a flange 32, a sealing ring 33, a blind pipe 34, a third threaded sleeve 35, a through groove 36, a base 37, a spring 38, an air dispersion block 39 and an air outlet 310, and the input end of the three-way pipe 31 is threadedly connected to the first threaded sleeve 22, and the two output ends of the three-way pipe 31 are both connected to the blind pipe 34, and the output end of the blind pipe 34 is provided with a base 37, and the upper surface of the base 37 is fixedly connected to the air dispersion block 39, and a plurality of air outlets 310 are provided on the outer wall of the air dispersion block 39, and the positions corresponding to the air dispersion block 39 on the blind pipe 34 are A through groove 36 is provided at the position, and the air dispersion block 39 is sleeved in the through groove 36. The air guide component 3 uses the three-way pipe 31 to install the blind pipe 34, and the exhaust gas is transported through the three-way pipe 31 and the blind pipe 34. The base 37 is used to close the bottom end of the blind pipe 34. The air dispersion block 39 is used to disperse the exhaust gas. The gas outlet 310 cooperates with the through groove 36 to disperse the exhaust gas into the solvent; a third threaded sleeve 35 is fixed on the blind pipe 34, and the third threaded sleeve 35 is threadedly connected to the output end of the three-way pipe 31, and the third threaded sleeve 35 is used to connect the blind pipe 34 and the blind pipe 34; a spring piece 38 is fixedly connected to the upper surface of the base 37, and the spring piece 38 is arranged in the blind pipe 34. The spring piece 38 is used to clamp the base 37 on the blind pipe 34 to facilitate disassembly and assembly;A sealing ring 33 is sleeved on the tee pipe 31 at a position corresponding to the first threaded sleeve 22, and a flange 32 is provided on the top of the sealing ring 33, and the flange 32 is fixedly connected to the tee pipe 31, and the flange 32 cooperates with the sealing ring 33 to seal the connection between the first threaded sleeve 22 and the tee pipe 31. ;

[0022] Working principle: When the utility model is used to treat anesthetic waste gas, first turn on the vacuum pump 1, and the vacuum pump 1 draws the escaped anesthetic waste gas into the device through the air inlet pipe 11, and discharges it into the three-way pipe 31 of the air guide component 3 through the first threaded sleeve 22, and then enters the blind pipe 34 through the third threaded sleeve 35, and is discharged into the solvent from the gap between the air outlet 310 and the through groove 36. The cleaned gas is discharged into another air guide component 3 through the first threaded sleeve 22 on the upper shell 2, and finally discharged into the top shell 2, and is adsorbed by the activated carbon filter element 4 and discharged from the air outlet pipe 51 on the top cover 5; when the solvent needs to be replaced, the shell 2 can be directly rotated and removed for replacement. By filling solvents of different types or concentrations, the washing effect can be improved; when the number of stages of the washing structure needs to be increased or decreased, the top shell can be removed. 2, install the shell 2 containing the solvent at the top, and then reinstall the shell 2 containing the activated carbon filter element 4. By changing the series position of the shell 2, the washing order of the solvent is adjusted so that it can be used to treat different exhaust gases, thereby improving the versatility of the device; wherein, the internal thread 21 is used to cooperate with the second threaded sleeve 23 to achieve the threaded connection between adjacent shells 2, and the internal thread 21 is also used for the threaded connection with the top cover 5 and the vacuum pump 1. The flange 32 cooperates with the sealing ring 33 to seal the connection between the first threaded sleeve 22 and the three-way pipe 31. The base 37 is used to close the bottom end of the blind pipe 34, and the spring 38 is used to contact the inner wall of the blind pipe 34 to provide friction resistance, thereby realizing the fixation of the base 37. The gas dispersion block 39 is used to disperse the gas and increase the contact area between the gas and the solvent, thereby improving the washing effect.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An anesthetic waste gas treatment device, comprising a vacuum pump (1), a housing (2), an air guide component (3) and an activated carbon filter element (4), characterized in that: A plurality of the shells (2) are arranged in series, and two adjacent shells (2) are threadedly connected, an activated carbon filter element (4) is installed in the top shell (2), and air guide components (3) are installed in the remaining shells (2), and a vacuum pump (1) is threadedly connected to the bottom shell (2).

2. The anesthetic waste gas treatment device according to claim 1, characterized in that: The shell (2) is provided with an internal thread (21); a first threaded sleeve (22) is fixedly connected to the center of the lower surface of the shell (2); a second threaded sleeve (23) is provided on the outer side of the first threaded sleeve (22); the second threaded sleeve (23) is fixedly connected to the lower surface of the shell (2); and two adjacent shells (2) are threadedly connected via the second threaded sleeve (23) and the internal thread (21).

3. The anesthetic waste gas treatment device according to claim 1, characterized in that: An air inlet pipe (11) is connected and fixed to the input end of the vacuum pump (1), and an output end of the vacuum pump (1) is connected and connected to the first threaded sleeve (22).

4. The anesthetic waste gas treatment device according to claim 1, characterized in that: A top cover (5) is provided at the top end of the activated carbon filter element (4), and the top cover (5) is threadedly connected to the internal thread (21), and an air outlet pipe (51) is connected and fixed to the upper surface of the top cover (5).

5. The anesthetic waste gas treatment device according to claim 1, characterized in that: The air guide component (3) comprises a three-way pipe (31), a flange (32), a sealing ring (33), a blind pipe (34), a third threaded sleeve (35), a through groove (36), a base (37), a spring piece (38), an air dispersion block (39) and an air outlet (310), wherein the input end of the three-way pipe (31) is threadedly connected to the first threaded sleeve (22), the two output ends of the three-way pipe (31) are both conductively connected to the blind pipe (34), the output end of the blind pipe (34) is provided with a base (37), the upper surface of the base (37) is fixedly connected to the air dispersion block (39), a plurality of air outlets (310) are provided on the outer wall of the air dispersion block (39), a through groove (36) is provided at a position corresponding to the air dispersion block (39) on the blind pipe (34), and the air dispersion block (39) is sleeved in the through groove (36).

6. The anesthetic waste gas treatment device according to claim 5, characterized in that: A third threaded sleeve (35) is fixedly connected to the blind pipe (34), and the third threaded sleeve (35) is threadedly connected to the output end of the three-way pipe (31).

7. The anesthetic waste gas treatment device according to claim 5, characterized in that: A spring sheet (38) is fixedly connected to the upper surface of the base (37), and the spring sheet (38) is arranged in the blind tube (34).

8. The anesthetic waste gas treatment device according to claim 5, characterized in that: A sealing ring (33) is sleeved on the three-way pipe (31) at a position corresponding to the first threaded sleeve (22), a flange (32) is provided at the top end of the sealing ring (33), and the flange (32) is fixedly connected to the three-way pipe (31).

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