Medical intermediate waste gas absorption device

Abstract

The utility model discloses a medical intermediate waste gas absorption device, including treatment box, delivery pipe no. 1, delivery pipe no. 2, box door and exhaust pipe, delivery pipe no. 1 is fixedly communicated with the left side of treatment box top, delivery pipe no. 2 is fixedly communicated with the left side of treatment box inner wall top, box door is fixedly connected with the front side of treatment box through hinge. Waste gas is input into the second conveying pipe through the first conveying pipe, substances in the waste gas are absorbed through the waste gas absorption mechanism, and then the waste gas is exhausted through the exhaust pipe, so that the waste gas treatment speed can be increased during use; the waste gas absorption device solves the problems that an existing waste gas absorption device adopts a rotary waste gas treatment frame to stir air in a waste gas treatment box to absorb waste gas, but when the waste gas treatment frame rotates, the air in the waste gas treatment box can be driven to rotate, some waste gas flows along gaps in the edge, long time is needed during treatment, and the waste gas is wasted. The waste gas treatment efficiency is relatively low.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas absorption devices, in particular to a waste gas absorption device for pharmaceutical intermediates. Background Art

[0002] The so-called pharmaceutical intermediates are actually some chemical raw materials or chemical products used in the process of drug synthesis. This kind of chemical product does not require a drug production license and can be produced in an ordinary chemical plant. As long as it reaches a certain level, it can be used for drug synthesis. In the production process of pharmaceutical intermediates, a large amount of waste gas will be generated. In order to ensure the safety of the staff, these waste gases need to be absorbed, purified and discharged in a timely manner. However, there are still some problems with the existing pharmaceutical intermediate waste gas absorption device.

[0003] For example, the existing Chinese invention patent with application number CN202220924932.5 discloses a waste gas absorption device for pharmaceutical intermediates, including a servo motor, the output shaft of the servo motor is fixedly mounted with a rotating shaft, the middle part of the rotating shaft is fixedly mounted with a waste gas treatment bracket, and the inside of the waste gas treatment bracket is fixedly mounted with an activated carbon adsorption plate and an acid-base neutralization plate. The advantages of the utility model are: the waste gas is sucked into the waste gas treatment box by the suction pump and the waste gas is guided to the waste gas treatment bracket by the power of the suction pump, the output power of the servo motor is controlled to drive the rotating shaft to rotate, so that the rotating shaft drives the waste gas treatment bracket to rotate, so that the waste gas treatment bracket drives the activated carbon adsorption plate and the acid-base neutralization plate inside it to rotate, so that the activated carbon adsorption plate and the acid-base neutralization plate adsorb and neutralize the waste gas entering the waste gas treatment box, and the waste gas is stirred by the rotating waste gas treatment bracket to increase the contact area between the waste gas and the activated carbon adsorption plate and the acid-base neutralization plate.

[0004] The existing waste gas absorption device uses a rotating waste gas treatment frame to stir the air in the waste gas treatment box to absorb the waste gas. However, when the waste gas treatment frame rotates, it will drive the air in the waste gas treatment box to rotate, and some waste gas flows along the gaps on the edge, resulting in a long time for treatment and low waste gas treatment efficiency. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a pharmaceutical intermediate waste gas absorption device, which has the advantage of being faster in treating waste gas, and solves the problem that the existing waste gas absorption device uses a rotating waste gas treatment frame to stir the air in the waste gas treatment box to absorb the waste gas, but when the waste gas treatment frame rotates, it will drive the air in the waste gas treatment box to rotate, and some waste gas flows along the gaps on the edge, resulting in a long time in treatment and low waste gas treatment efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: including a treatment box, a delivery pipe 1, a delivery pipe 2, a box door and an exhaust pipe, wherein the delivery pipe 1 is fixedly connected to the left side of the top of the treatment box, the delivery pipe 2 is fixedly connected to the left side of the top of the inner wall of the treatment box, the box door is fixedly connected to the front side of the treatment box by a hinge, the exhaust pipe is fixedly connected to the bottom of the right side of the inner wall of the treatment box, and the other end of the delivery pipe 2 is fixedly connected to an exhaust gas absorption mechanism.

[0007] As a preferred embodiment of the utility model, the waste gas absorption mechanism includes a fixed cylinder 1, which is fixedly connected to the other end of the conveying pipe 2, a sealing cover 1 is threadedly connected to the right side of the fixed cylinder 1, a fixed frame 1 is fixedly connected to the left side of the sealing cover 1, and an activated carbon adsorption core is fixedly connected to the inner wall of the fixed frame 1.

[0008] As a preferred embodiment of the utility model, the right side of the sealing cover 1 is fixedly connected to a connecting pipe 1, the bottom of the connecting pipe 1 is fixedly connected to a cylinder, the inner wall of the cylinder is fixedly connected to a turbofan, and the bottom of the cylinder is fixedly connected to a connecting pipe 2.

[0009] As a preferred embodiment of the utility model, the left side of the connecting pipe 2 is fixedly connected with a fixing cylinder 2, and the left side of the fixing cylinder 2 is threadedly connected with a sealing cover 2.

[0010] As a preferred embodiment of the utility model, a fixing frame 2 is fixedly connected to the right side of the second sealing cover, and an acid-base neutralization core is fixedly connected to the inner wall of the second fixing frame.

[0011] As a preferred embodiment of the utility model, a groove is provided on the right side of the delivery pipe 1, and a filter screen is movably connected to the inner wall of the delivery pipe 1.

[0012] As a preferred embodiment of the present invention, a top of the filter screen is fixedly connected to a surrounding plate, and a sealing plate is fixedly connected to the right side of the surrounding plate.

[0013] As a preferred embodiment of the present invention, a sealing rubber is fixedly connected to the edge of the sealing plate, and a handle is fixedly connected to the right side of the sealing plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a conveying pipe 1 to input the exhaust gas into the conveying pipe 2, absorbs the substances in the exhaust gas through the exhaust gas absorption mechanism, and then discharges it through the exhaust pipe. The speed of exhaust gas treatment can be improved when in use, and solves the problem that the existing exhaust gas absorption device uses a rotating exhaust gas treatment frame to stir the air in the exhaust gas treatment box to absorb the exhaust gas, but when the exhaust gas treatment frame rotates, it will drive the air in the exhaust gas treatment box to rotate, and some exhaust gas flows along the gaps on the edge, resulting in a long time for treatment and low exhaust gas treatment efficiency. The utility model has the advantage of faster exhaust gas treatment.

[0016] 2. The utility model provides a waste gas absorption mechanism, and delivers the waste gas to a fixed cylinder one through a delivery pipe two, and then the waste gas passes through an activated carbon adsorption core to adsorb substances in the waste gas, and then the filtered waste gas is delivered to a connecting pipe one through a sealing cover one. The fixed frame can seal the left side of the activated carbon adsorption core and support the activated carbon adsorption core at the same time.

[0017] 3. The utility model provides a connecting pipe 1, a cylinder, a turbofan and a connecting pipe 2. The exhaust gas is transported into the cylinder through the connecting pipe 1, and the turbofan is supported and fixed by the cylinder. Then, the exhaust gas at the top is pressurized and transported to the connecting pipe 2 through the rotation of the turbofan, which can increase the flow rate of the exhaust gas and thus improve the transportation of the exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional explosion structure of the fixed cylinder of the utility model;

[0021] Figure 4 The utility model is Figure 2 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. treatment box; 2. delivery pipe 1; 3. delivery pipe 2; 4. box door; 5. exhaust pipe; 6. exhaust gas absorption mechanism; 61. fixed cylinder 1; 62. sealing cover 1; 63. fixed frame 1; 64. activated carbon adsorption core; 7. connecting pipe 1; 8. cylinder; 9. turbo fan; 10. connecting pipe 2; 11. fixed cylinder 2; 12. sealing cover 2; 13. fixed frame 2; 14. acid-base neutralization core; 15. groove; 16. filter screen; 17. enclosure; 18. sealing plate; 19. sealing rubber; 20. handle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0024] like Figures 1 to 4 As shown, the utility model provides a processing box 1, a delivery pipe 1 2, a delivery pipe 2 3, a box door 4 and an exhaust pipe 5. The delivery pipe 1 2 is fixedly connected to the left side of the top of the processing box 1, the delivery pipe 2 3 is fixedly connected to the left side of the top of the inner wall of the processing box 1, the box door 4 is fixedly connected to the front side of the processing box 1 by a hinge, the exhaust pipe 5 is fixedly connected to the bottom of the right side of the inner wall of the processing box 1, and the other end of the delivery pipe 2 3 is fixedly connected to the exhaust gas absorption mechanism 6.

[0025] refer to Figure 2 The exhaust gas absorption mechanism 6 includes a fixed cylinder 61, which is fixedly connected to the other end of the conveying pipe 23, a sealing cover 62 is threadedly connected to the right side of the fixed cylinder 61, a fixed frame 63 is fixedly connected to the left side of the sealing cover 62, and an activated carbon adsorption core 64 is fixedly connected to the inner wall of the fixed frame 63.

[0026] As a technical optimization scheme of the utility model, by setting up a waste gas absorption mechanism 6, the waste gas is transported to a fixed cylinder 61 through a delivery pipe 23, and then the waste gas passes through an activated carbon adsorption core 64 to adsorb substances in the waste gas, and then the filtered waste gas is transported to a connecting pipe 7 through a sealing cover 62. The fixed frame can seal the left side of the activated carbon adsorption core 64 and support the activated carbon adsorption core 64 at the same time.

[0027] refer to Figure 2 The right side of the sealing cover 62 is fixedly connected with a connecting pipe 7, the bottom of the connecting pipe 7 is fixedly connected with a cylinder 8, the inner wall of the cylinder 8 is fixedly connected with a turbo fan 9, and the bottom of the cylinder 8 is fixedly connected with a connecting pipe 2 10.

[0028] As a technical optimization scheme of the utility model, by arranging connecting pipe 1 7, cylinder 8, turbofan 9 and connecting pipe 2 10, the exhaust gas is transported into cylinder 8 through connecting pipe 1 7, and turbofan 9 is supported and fixed by cylinder 8. Then, the exhaust gas at the top is pressurized and transported to connecting pipe 2 10 through the rotation of turbofan 9, which can increase the flow rate of the exhaust gas and thus improve the transportation of the exhaust gas.

[0029] refer to Figure 2 The left side of the connecting pipe 10 is fixedly connected with a fixing cylinder 11, and the left side of the fixing cylinder 11 is threadedly connected with a sealing cover 12.

[0030] As a technical optimization solution of the utility model, by setting a fixed cylinder 11 and a sealing cover 12, the exhaust gas is transported to the fixed cylinder 11 through the connecting pipe 10, and the sealing cover 12 can seal the left side of the fixed cylinder 11 to prevent the exhaust gas from escaping.

[0031] refer to Figure 2 The right side of the sealing cover 12 is fixedly connected with a fixing frame 13 , and the inner wall of the fixing frame 13 is fixedly connected with an acid-base neutralization core 14 .

[0032] As a technical optimization solution of the utility model, by setting a fixing frame 13 and an acid-base neutralization core 14, the exhaust gas passes through the acid-base neutralization core 14 and then is transported to the exhaust pipe 5 through the sealing cover 12 to discharge the exhaust gas.

[0033] refer to Figure 3 A groove 15 is provided on the right side of the delivery pipe 2, and a filter screen 16 is movably connected to the inner wall of the delivery pipe 2.

[0034] As a technical optimization solution of the utility model, by setting the groove 15 and the filter 16, the exhaust gas entering the delivery pipe 2 is initially coarsely filtered through the filter 16 to avoid large particles in the exhaust gas, which can be more convenient in use.

[0035] refer to Figure 3 The top of the filter screen 16 is fixedly connected with a surrounding plate 17 , and the right side of the surrounding plate 17 is fixedly connected with a sealing plate 18 .

[0036] As a technical optimization solution of the present invention, by providing a surrounding plate 17 and a sealing plate 18 , the surrounding plate 17 can store the particulate matter, and the sealing plate 18 can engage with the groove 15 .

[0037] refer to Figure 3 A sealing rubber 19 is fixedly connected to the edge of the sealing plate 18 , and a handle 20 is fixedly connected to the right side of the sealing plate 18 .

[0038] As a technical optimization solution of the utility model, by providing a sealing rubber 19 and a handle 20, the sealing rubber 19 can fill the gap between the sealing plate 18 and the groove 15, and the handle 20 is convenient for taking out the sealing plate 18 to clean the particles.

[0039] The working principle and use process of the utility model are as follows: when in use, the exhaust gas is transported to the fixed cylinder 61 through the delivery pipe 23, and then the substances in the exhaust gas are adsorbed by the exhaust gas passing through the activated carbon adsorption core 64, and then the filtered exhaust gas is transported to the connecting pipe 7 through the sealing cover 62. The fixed frame can seal the left side of the activated carbon adsorption core 64 and support the activated carbon adsorption core 64 at the same time, and the exhaust gas is transported to the cylinder 8 through the connecting pipe 7, and the turbo fan 9 is supported and fixed by the cylinder 8, and then the exhaust gas at the top is pressurized and transported to the connecting pipe 2 10 through the rotation of the turbo fan 9, which can increase the flow rate of the exhaust gas and thus improve the transportation of the exhaust gas. The connecting pipe 10 transports the exhaust gas to the fixed cylinder 11, and the sealing cover 12 can seal the left side of the fixed cylinder 11 to prevent the exhaust gas from escaping. The exhaust gas passes through the acid-base neutralization core 14 and then is transported to the exhaust pipe 5 through the sealing cover 12 to discharge the exhaust gas. The exhaust gas entering the use delivery pipe 2 is initially coarsely filtered through the filter net 16 to avoid large particles in the exhaust gas, which can be more convenient to use. The enclosure 17 can store the particles, the sealing plate 18 can engage with the groove 15, and the sealing rubber 19 can fill the gap between the sealing plate 18 and the groove 15. The handle 20 is convenient for removing the sealing plate 18 to clean the particles.

[0040] To sum up: this pharmaceutical intermediate waste gas absorption device, by setting a conveying pipe 2 to input the waste gas into the conveying pipe 2, absorbs the substances in the waste gas through the waste gas absorption mechanism 6, and then discharges it through the exhaust pipe 5, can increase the speed of waste gas treatment during use, and solves the problem that the existing waste gas absorption device uses a rotating waste gas treatment frame to stir the air in the waste gas treatment box to absorb the waste gas, but when the waste gas treatment frame rotates, it will drive the air in the waste gas treatment box to rotate, and some waste gas flows along the gaps on the edge, resulting in a long time in treatment and low waste gas treatment efficiency.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pharmaceutical intermediate waste gas absorption device, comprising a treatment box (1), a conveying pipe 1 (2), a conveying pipe 2 (3), a box door (4) and an exhaust pipe (5), characterized in that: The delivery pipe 1 (2) is fixedly connected to the left side of the top of the treatment box (1), the delivery pipe 2 (3) is fixedly connected to the left side of the top of the inner wall of the treatment box (1), the box door (4) is fixedly connected to the front side of the treatment box (1) through a hinge, the exhaust pipe (5) is fixedly connected to the bottom of the right side of the inner wall of the treatment box (1), and the other end of the delivery pipe 2 (3) is fixedly connected to an exhaust gas absorption mechanism (6).

2. A pharmaceutical intermediate waste gas absorption device according to claim 1, characterized in that: The exhaust gas absorption mechanism (6) comprises a fixed cylinder (61), wherein the fixed cylinder (61) is fixedly connected to the other end of the conveying pipe (3), the right side of the fixed cylinder (61) is threadedly connected to a sealing cover (62), the left side of the sealing cover (62) is fixedly connected to a fixed frame (63), and the inner wall of the fixed frame (63) is fixedly connected to an activated carbon adsorption core (64).

3. A pharmaceutical intermediate waste gas absorption device according to claim 2, characterized in that: The right side of the sealing cover 1 (62) is fixedly connected to a connecting pipe 1 (7), the bottom of the connecting pipe 1 (7) is fixedly connected to a cylinder (8), the inner wall of the cylinder (8) is fixedly connected to a turbo fan (9), and the bottom of the cylinder (8) is fixedly connected to a connecting pipe 2 (10).

4. A pharmaceutical intermediate waste gas absorption device according to claim 3, characterized in that: The left side of the connecting pipe 2 (10) is fixedly connected to a fixing cylinder 2 (11), and the left side of the fixing cylinder 2 (11) is threadedly connected to a sealing cover 2 (12).

5. The pharmaceutical intermediate waste gas absorption device according to claim 4, characterized in that: The right side of the second sealing cover (12) is fixedly connected to a second fixing frame (13), and the inner wall of the second fixing frame (13) is fixedly connected to an acid-base neutralization core (14).

6. The pharmaceutical intermediate waste gas absorption device according to claim 1, characterized in that: A groove (15) is provided on the right side of the delivery pipe (2), and a filter screen (16) is movably connected to the inner wall of the delivery pipe (2).

7. The pharmaceutical intermediate waste gas absorption device according to claim 6, characterized in that: The top of the filter screen (16) is fixedly connected to a surrounding plate (17), and the right side of the surrounding plate (17) is fixedly connected to a sealing plate (18).

8. The pharmaceutical intermediate waste gas absorption device according to claim 7, characterized in that: A sealing rubber (19) is fixedly connected to the edge of the sealing plate (18), and a handle (20) is fixedly connected to the right side of the sealing plate (18).

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