CN220879875U - Sewage draining device applicable to laboratory fume hood - Google Patents
Sewage draining device applicable to laboratory fume hood Download PDFInfo
- Publication number
- CN220879875U CN220879875U CN202322422768.5U CN202322422768U CN220879875U CN 220879875 U CN220879875 U CN 220879875U CN 202322422768 U CN202322422768 U CN 202322422768U CN 220879875 U CN220879875 U CN 220879875U
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- CN
- China
- Prior art keywords
- box
- box body
- strip
- air
- fume hood
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- 239000003517 fume Substances 0.000 title claims abstract description 22
- 239000010865 sewage Substances 0.000 title claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 abstract description 11
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of laboratory ventilation, and provides a sewage disposal device suitable for a laboratory fume hood, which comprises a first box body, wherein an active carbon filter layer is arranged in the first box body; a strip-shaped plate is connected in a sliding manner in the first box body, one side of the strip-shaped plate is provided with a strip-shaped groove in a penetrating manner, and one side of the strip-shaped plate is fixedly provided with an air outlet cover; the top of box one is provided with the subassembly that admits air, and the bottom of subassembly that admits air runs through between box one and the air-out cover is connected, through subassembly, power component, bar groove, bar board and the air-out cover that admits air, and subassembly and waste gas admission equipment are connected, and the gas passes through subassembly entering air-out cover that admits air, and power component operation back drives bar board and reciprocating up-and-down motion under the effect of bar groove, and the reciprocal up-and-down motion of air-out cover, and gas evenly blows and filters in active carbon filter layer position to extension active carbon filter layer life avoids impurity to pile up in active carbon filter layer one position.
Description
Technical Field
The utility model relates to the technical field of laboratory ventilation, in particular to a sewage draining device suitable for a laboratory fume hood.
Background
Fume hoods, also known as fume hoods or fume hoods, are a large-scale device in chemical laboratories for the purpose of reducing contact between experimenters and harmful gases; failure in the chemical experiment process can affect the use safety of a laboratory, and ventilation is needed by using a fume hood, and when ventilation is needed, toxic gas is filtered and purified by using a sewage disposal device.
The retrieved China patent number CN217797954U discloses a sewage disposal device suitable for a fume hood of a laboratory, which comprises a containing box with an opening in the middle of the front surface, an opening and closing mechanism for opening an access door and a driving mechanism for pushing out a decontamination active carbon plate; the filter box is fixedly connected to the middle part of the inner cavity of the accommodating box; the drawing seat is transversely arranged in the inner cavity of the filter box in a drawing way from the front side to the rear side of the filter box. This be applicable to laboratory fume hood waste fitting discharging, the in-process through the chamber door upset drives the fixed plate and moves together, opens the front end of pull seat, and the rethread servo motor rotates and can drive the threaded rod and rotate, and the connection of rethread connecting plate can drive the pull seat and remove to outside through holding the positive opening of case, pushes out the active carbon sheet to holding the outside of case, can pull out the active carbon sheet from the inside of pull seat through the active carbon sheet, accomplishes the dismantlement operation to the active carbon sheet, easy operation and quick.
However, the laboratory fume hood drain described above has been found in practice to have the following problems: in the prior art, the gas transmission direction of the communicating pipe is fixed, so that gas is continuously blown to the fixed position of the activated carbon plate, the problem that impurities are accumulated at one place while the service life of the activated carbon plate is reduced, and based on the problem, the utility model designs a sewage draining device suitable for a laboratory fume hood, so as to solve the problem.
Disclosure of utility model
The utility model provides a sewage disposal device suitable for a laboratory fume hood, which solves the problem that impurities are accumulated at one place while the service life of an active carbon plate is shortened in the related art.
The technical scheme of the utility model is as follows: a sewage disposal device suitable for a laboratory fume hood comprises a first box body, wherein an active carbon filter layer is arranged in the first box body;
a strip-shaped plate is connected in a sliding manner in the first box body, one side of the strip-shaped plate is provided with a strip-shaped groove in a penetrating manner, and one side of the strip-shaped plate is fixedly provided with an air outlet cover;
An air inlet assembly is arranged at the top of the first box body, and the bottom end of the air inlet assembly penetrates through the first box body and is connected with the air outlet cover;
One side of the first box body is provided with a power assembly, and the power assembly is contacted with the strip-shaped groove.
Preferably, the power assembly comprises a motor, a connecting plate and a circular rod, wherein the motor is positioned on one side of the first box body, the output end of the motor penetrates through the first box body and is fixedly connected with the connecting plate through a rotating shaft, the circular rod is connected with one side of the connecting plate through a bearing, and the outer side wall of the circular rod is in contact with the strip-shaped groove.
Preferably, the air inlet assembly comprises an exhaust fan I, an air pipe and a telescopic pipe, wherein the exhaust fan I is positioned at the top of the box body I, the input end of the exhaust fan I is connected with the air pipe, the output end of the exhaust fan I penetrates through the box body I and is fixedly connected with the telescopic pipe, and the bottom end of the telescopic pipe is connected with the air outlet cover.
Preferably, the bottom fixed mounting of box one has box two, one side fixed mounting of box one has air exhauster two, the output fixedly connected with honeycomb duct of air exhauster two, the one end of honeycomb duct extends to the inside of box two, the check valve is installed to the lateral wall of honeycomb duct.
Preferably, a guide cylinder is fixedly arranged on one side of the inner wall of the second box body, a fixed rod is fixedly arranged in the guide cylinder, and a helical blade is fixedly arranged on the outer side wall of the fixed rod.
Preferably, a liquid discharge pipe is fixedly arranged on one side of the second box body, and a valve is arranged on the outer side wall of the liquid discharge pipe.
Preferably, a discharge pipe is fixedly arranged at the top of the second box body, and one end of the discharge pipe extends to the inside of the second box body.
The working principle and the beneficial effects of the utility model are as follows:
According to the utility model, through the air inlet assembly, the power assembly, the strip-shaped groove, the strip-shaped plate and the air outlet cover, the air inlet assembly is connected with the waste gas inlet equipment, gas enters the air outlet cover through the air inlet assembly, the strip-shaped plate is driven to move up and down under the action of the strip-shaped groove after the power assembly operates, the air outlet cover moves up and down in a reciprocating manner, and the gas is uniformly blown at the position of the active carbon filter layer for filtering, so that the service life of the active carbon filter layer is prolonged, and impurities are prevented from accumulating at one position of the active carbon filter layer.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a cross-sectional view of a three-dimensional structure of the case of the present utility model;
Fig. 3 is a cross-sectional view of a planar structure of the case of the present utility model.
In the figure: 1. a first box body; 2. an activated carbon filter layer; 3. a strip-shaped plate; 4. a bar-shaped groove; 5. a power assembly; 51. a motor; 52. a connecting plate; 53. a circular rod; 6. an air outlet cover; 7. an air intake assembly; 71. an exhaust fan I; 72. an air duct; 73. a telescopic tube; 8. a second box body; 9. a flow guiding pipe; 10. an exhaust fan II; 11. a one-way valve; 12. a guide cylinder; 13. a fixed rod; 14. a helical blade; 15. a discharge pipe; 16. and a liquid discharge pipe.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution for a sewage draining device of a fume hood in a laboratory, which comprises: comprises a first box body 1, wherein an active carbon filter layer 2 is arranged in the first box body 1; a strip-shaped plate 3 is slidably clamped in the first box body 1, one side of the strip-shaped plate 3 is provided with a strip-shaped groove 4 in a penetrating mode, and one side of the strip-shaped plate 3 is fixedly provided with an air outlet cover 6; the top of the first box body 1 is provided with an air inlet assembly 7, and the bottom end of the air inlet assembly 7 penetrates through the first box body 1 and is connected with the air outlet cover 6; the air inlet assembly 7 comprises an exhaust fan I71, an air pipe 72 and a telescopic pipe 73, wherein the exhaust fan I71 is positioned at the top of the box I1, the input end of the exhaust fan I71 is connected with the air pipe 72, the output end of the exhaust fan I71 penetrates through the box I1 and is fixedly connected with the telescopic pipe 73, the bottom end of the telescopic pipe 73 is connected with the air outlet cover 6, one side of the box I1 is provided with a power assembly 5, the power assembly 5 is contacted with the strip-shaped groove 4, the power assembly 5 comprises a motor 51, a connecting plate 52 and a circular rod 53, the motor 51 is positioned at one side of the box I1, the output end of the motor 51 penetrates through the box I1 and is fixedly connected with the connecting plate 52 through a rotating shaft, the circular rod 53 is connected with one side of the connecting plate 52 through a bearing, and the outer side wall of the circular rod 53 is contacted with the strip-shaped groove 4;
When the air pipe 72 is connected with waste gas inlet equipment in use, the exhaust fan I71 is started, air enters the air outlet cover 6 through the telescopic pipe 73, the output end of the motor 51 drives the connecting plate 52 to rotate, the connecting plate 52 drives the circular rod 53 to rotate, the strip-shaped plate 3 is driven to reciprocate up and down under the action of the strip-shaped groove 4, the air outlet cover 6 reciprocates up and down, and the air is uniformly blown at the position of the active carbon filter layer 2 for filtering.
Specifically, a second box body 8 is fixedly arranged at the bottom of the first box body 1, an exhaust fan 10 is fixedly arranged at one side of the first box body 1, the output end of the exhaust fan 10 is fixedly connected with a guide pipe 9, one end of the guide pipe 9 extends into the second box body 8, a one-way valve 11 is arranged on the outer side wall of the guide pipe 9, a guide cylinder 12 is fixedly arranged at one side of the inner wall of the second box body 8, a fixed rod 13 is fixedly arranged in the guide cylinder 12, and a helical blade 14 is fixedly arranged on the outer side wall of the fixed rod 13;
After the exhaust fan II 10 is started, filtered gas enters the box II 8 through the flow guide pipe 9, the gas enters the flow guide cylinder 12 and moves along the spiral blade 14 to fully contact with the medicament, and the medicament is higher than the flow guide cylinder 12 and adsorbs harmful substances in the gas.
Specifically, a liquid discharge pipe 16 is fixedly arranged on one side of the second box body 8, and a valve is arranged on the outer side wall of the liquid discharge pipe 16;
the valve on the liquid discharge pipe 16 is opened, and the medicament used in the second box 8 is discharged through the liquid discharge pipe 16.
Specifically, a discharge pipe 15 is fixedly arranged at the top of the second box body 8, and one end of the discharge pipe 15 extends into the second box body 8;
the gas adsorbed by the chemical is discharged from the discharge tube 15.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The sewage disposal device suitable for the laboratory fume hood comprises a first box body (1), and is characterized in that an active carbon filter layer (2) is arranged in the first box body (1);
The inside of the first box body (1) is slidably clamped with a strip-shaped plate (3), one side of the strip-shaped plate (3) is provided with a strip-shaped groove (4) in a penetrating mode, and one side of the strip-shaped plate (3) is fixedly provided with an air outlet cover (6);
An air inlet assembly (7) is arranged at the top of the first box body (1), and the bottom end of the air inlet assembly (7) penetrates through the first box body (1) and is connected with the air outlet cover (6);
One side of the first box body (1) is provided with a power component (5), and the power component (5) is contacted with the strip-shaped groove (4).
2. A fume hood drain according to claim 1, wherein the power assembly (5) comprises a motor (51), a connecting plate (52) and a circular rod (53), the motor (51) is located at one side of the first box (1), an output end of the motor (51) penetrates through the first box (1) and is fixedly connected with the connecting plate (52) through a rotating shaft, the circular rod (53) is connected with one side of the connecting plate (52) through a bearing, and an outer side wall of the circular rod (53) is in contact with the strip-shaped groove (4).
3. A fume hood drain according to claim 1, wherein the air intake assembly (7) comprises a first suction fan (71), an air pipe (72) and a telescopic pipe (73), the first suction fan (71) is located at the top of the first box (1), the input end of the first suction fan (71) is connected with the air pipe (72), the output end of the first suction fan (71) penetrates through the first box (1) and is fixedly connected with the telescopic pipe (73), and the bottom end of the telescopic pipe (73) is connected with the air outlet cover (6).
4. The blowdown device for the laboratory fume hood, according to claim 1, characterized in that a second box (8) is fixedly installed at the bottom of the first box (1), a second exhaust fan (10) is fixedly installed on one side of the first box (1), a flow guide pipe (9) is fixedly connected to the output end of the second exhaust fan (10), one end of the flow guide pipe (9) extends to the inside of the second box (8), and a one-way valve (11) is installed on the outer side wall of the flow guide pipe (9).
5. The sewage disposal device for the laboratory fume hood according to claim 4, wherein a guide cylinder (12) is fixedly arranged on one side of the inner wall of the second box body (8), a fixed rod (13) is fixedly arranged in the guide cylinder (12), and a spiral blade (14) is fixedly arranged on the outer side wall of the fixed rod (13).
6. A drain device for a laboratory fume hood according to claim 4, wherein a drain pipe (16) is fixedly installed on one side of the second box body (8), and a valve is installed on the outer side wall of the drain pipe (16).
7. A fume hood drain according to claim 4, wherein a drain pipe (15) is fixedly mounted on top of the second housing (8), and one end of the drain pipe (15) extends into the second housing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322422768.5U CN220879875U (en) | 2023-09-06 | 2023-09-06 | Sewage draining device applicable to laboratory fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322422768.5U CN220879875U (en) | 2023-09-06 | 2023-09-06 | Sewage draining device applicable to laboratory fume hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220879875U true CN220879875U (en) | 2024-05-03 |
Family
ID=90837500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322422768.5U Active CN220879875U (en) | 2023-09-06 | 2023-09-06 | Sewage draining device applicable to laboratory fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220879875U (en) |
-
2023
- 2023-09-06 CN CN202322422768.5U patent/CN220879875U/en active Active
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| GR01 | Patent grant |