CN218608746U - Laboratory waste gas removes discharge apparatus - Google Patents
Laboratory waste gas removes discharge apparatus Download PDFInfo
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- CN218608746U CN218608746U CN202223140378.0U CN202223140378U CN218608746U CN 218608746 U CN218608746 U CN 218608746U CN 202223140378 U CN202223140378 U CN 202223140378U CN 218608746 U CN218608746 U CN 218608746U
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Abstract
The utility model provides a laboratory waste gas removes discharge apparatus belongs to exhaust emission technical field, including the exhaust-gas treatment case, the lower extreme of exhaust-gas treatment case is provided with the removal subassembly, the left end of exhaust-gas treatment case is provided with the subassembly of bleeding, the right-hand member of exhaust-gas treatment case is provided with the drawing liquid subassembly, the upper end of exhaust-gas treatment case is provided with the case lid, be provided with the net gas subassembly in the exhaust-gas treatment case. The utility model provides a current laboratory waste gas remove discharge apparatus, though be provided with a plurality of dust collector, can fully handle the dust in the waste gas, be provided with the drain in the dust treater, the absorbent dust of the discharge of being convenient for guarantees that the dust treater has good working effect, but the device is difficult for handling the inorganic waste gas and the organic waste gas of laboratory waste gas respectively, and is not convenient for remove, the inconvenient operation, practicality greatly reduced's problem.
Description
Technical Field
The utility model belongs to the technical field of exhaust emission, concretely relates to laboratory waste gas removes emission equipment.
Background
Scientific research experiments are more frequent, the scales and the number of teaching laboratories and scientific research laboratories are increasing continuously, meanwhile, the problem of laboratory pollution is more and more prominent, organic waste gas pollution of laboratories is different from pollution of industrial and mining enterprises, the organic waste gas pollution of laboratories is diffused in the past, the emission is small and discontinuous, enough attention is not paid to the laboratory pollution, in fact, the pollution type of the laboratory waste gas is miscellaneous, the concentration is high, the toxicity is strong, the emission is small and the harm is large, the laboratory waste gas is usually inorganic waste gas and organic waste gas, the inorganic gas is treated by a water spray tower, the waste gas is fully contacted with a liquid absorbent sprayed from the top of the tower and is absorbed by the absorbent, after reaching the standard, the emission can be carried out, the organic gas is treated by an activated carbon adsorption tower, the waste gas is fully contacted with activated carbon in the tower and is adsorbed by the activated carbon, after reaching the standard, the emission can be carried out, most laboratories are located in residential and office gathering areas, the pollution of the generated experimental waste gas is more and more serious, so that the device capable of discharging the treated waste gas out of the laboratories is urgently needed, and the device capable of ensuring that the pollution of the laboratory waste gas is not caused to the environment of the laboratory pollution.
Prior art CN211487183U discloses a laboratory waste gas discharge system, including the waste gas collection system, waste gas treatment system and waste gas discharge system, the waste gas collection system includes the fume chamber, the gas collecting channel, first exhaust fan and reducing pipe, the waste gas treatment system includes the photocatalytic oxidation module, ventilation pipe and dust processing module, the dust processing module includes electrostatic precipitator, the air-supply line, the dust filter, go out tuber pipe and active carbon adsorption module, the waste gas discharge system includes the exhaust pipe, second exhaust fan and air exit, although the device is provided with a plurality of dust collector, can fully handle the dust in the waste gas, be provided with the drain in the dust processor, be convenient for discharge adsorbed dust, guarantee that the dust processor has good work effect, and dust processor long service life, difficult inefficacy, but the device is difficult to handle the inorganic waste gas and the organic waste gas of laboratory waste gas respectively, and be inconvenient for moving, the operation is inconvenient, the practicality greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a laboratory waste gas removes discharging equipment, its aim at has solved current laboratory waste gas removes discharging equipment, though be provided with a plurality of dust collector, can fully handle the dust in the waste gas, be provided with the drain in the dust treater, be convenient for discharge absorbent dust, guarantee that the dust treater has good working effect, but the device is difficult for handling the inorganic waste gas and the organic waste gas of laboratory waste gas respectively, and be not convenient for remove, the operation is inconvenient, practicality greatly reduced's problem.
The embodiment of the utility model provides laboratory waste gas removes discharge apparatus, including the exhaust-gas treatment case, the lower extreme of exhaust-gas treatment case is provided with the removal subassembly, the left end of exhaust-gas treatment case is provided with the subassembly of bleeding, the right-hand member of exhaust-gas treatment case is provided with the drawing liquid subassembly, the subassembly of bleeding with the drawing liquid subassembly all is located the upper end of removal subassembly, the upper end of exhaust-gas treatment case is provided with the case lid, be provided with the net gas subassembly in the exhaust-gas treatment case.
Further, the outer wall of exhaust-gas treatment case is provided with the screw thread, be provided with exhaust-gas treatment chamber and waste liquid chamber in the exhaust-gas treatment case, the exhaust-gas treatment chamber is used for handling the laboratory waste gas that the suction advances the exhaust-gas treatment case, the waste liquid chamber is used for concentrating the waste liquid of collecting laboratory waste-gas treatment production, the exhaust-gas treatment chamber is located the upper end in waste liquid chamber, the inner wall fixedly connected with baffle of exhaust-gas treatment case, the baffle is located the exhaust-gas treatment chamber with between the waste liquid chamber, the liquid outlet has been seted up on the baffle.
Through adopting above-mentioned technical scheme, the outer wall of exhaust-gas treatment case is provided with the screw thread, and case lid and exhaust-gas treatment case threaded connection are convenient for be fixed in the exhaust-gas treatment case with the case lid on, and the laboratory waste gas of exhaust-gas treatment case is advanced in the suction is convenient for handle in the exhaust-gas treatment chamber, and the waste liquid chamber is convenient for concentrate the waste liquid of collecting laboratory exhaust-gas treatment production, and the practicality is strong.
Further, the removal subassembly includes base and universal wheel, the lower extreme fixedly connected with base of exhaust-gas treatment case, the lower extreme fixedly connected with universal wheel of base.
Through adopting above-mentioned technical scheme, be convenient for remove exhaust-gas treatment case, it is easy and simple to handle.
Further, the exhaust assembly comprises an air blower, an air inlet pipe and an air outlet pipe, the left end of the waste gas treatment cavity is communicated with the air outlet pipe, the other end of the air outlet pipe is communicated with the air blower, and the other end of the air blower is communicated with the air inlet pipe.
Through adopting above-mentioned technical scheme, start the air-blower for laboratory waste gas suction advances the intake pipe, and then gets into the exhaust-gas treatment chamber through the outlet duct, is convenient for carry out centralized processing to laboratory waste gas.
Furthermore, the liquid pumping assembly comprises a first liquid inlet pipe, a liquid pumping pump and a liquid discharge pipe, the right end of the waste liquid cavity is communicated with the first liquid inlet pipe, the other end of the first liquid inlet pipe is communicated with the liquid pumping pump, and the other end of the liquid pumping pump is communicated with the liquid discharge pipe.
Through adopting above-mentioned technical scheme, start the drawing liquid pump, take the waste liquid in the waste liquid chamber out through feed liquor pipe one, and then discharge through the fluid-discharge tube, be convenient for empty the waste liquid in the waste liquid chamber, it is easy and simple to handle.
Further, the inner wall of case lid is provided with the screw thread, the case lid with exhaust-gas treatment case threaded connection, the gas vent has been seted up on the case lid.
Through adopting above-mentioned technical scheme, be convenient for be fixed in the exhaust-gas treatment case with the case lid on, the gas outgoing after being handled is convenient for to the setting up of gas vent.
Further, the clean gas subassembly includes fixed block, filter frame, sealing washer, active carbon filter core, connecting rod, feed liquor pipe two, shower head, nozzle and accuse liquid valve, the lower extreme fixedly connected with fixed block of case lid, the lower extreme fixedly connected with filter frame of fixed block, the outer wall fixedly connected with sealing washer of filter frame, the inner wall fixedly connected with active carbon filter core of filter frame, the lower extreme fixedly connected with connecting rod of filter frame, the other end fixedly connected with feed liquor pipe two of connecting rod, the upper end of feed liquor pipe two is passed by supreme down in proper order the filter frame the fixed block with the case lid, just stretch out the upper end of feed liquor pipe two the exhaust-gas treatment case, the upper end of feed liquor pipe two is provided with accuse liquid valve, accuse liquid valve is located the upper end of case lid, the lower extreme intercommunication of feed liquor pipe two has the shower head, the intercommunication has the nozzle on the shower head.
Through adopting above-mentioned technical scheme, be fixed in the case lid on the exhaust-gas treatment case, the case lid drives the clean gas subassembly and gets into in the exhaust-gas treatment chamber simultaneously, be convenient for move in and shift out the clean gas subassembly, be convenient for clear up or change the clean gas subassembly, be convenient for clean exhaust-gas treatment incasement portion simultaneously, easy and simple to handle, open the accuse liquid valve, pour into the liquid absorbent into to feed liquor pipe two, the liquid absorbent is used for absorbing the inorganic waste gas in the laboratory, the liquid absorbent gets into the shower head through feed liquor pipe two, evenly spray out through the nozzle again, be favorable to fully contacting the laboratory inorganic waste gas that gets into in the exhaust-gas treatment chamber, carry out abundant purification treatment to inorganic waste gas, the active carbon filter core is favorable to adsorbing the organic waste gas in the laboratory waste gas, be favorable to fully handling different laboratory waste gases that get into the exhaust-gas treatment chamber, the purification treatment efficiency of laboratory waste gas has been improved.
The utility model has the advantages that:
1. the utility model discloses via the setting of exhaust-gas treatment case, the outer wall of exhaust-gas treatment case is provided with the screw thread, and case lid and exhaust-gas treatment case threaded connection are convenient for be fixed in the case lid on the exhaust-gas treatment case, and the waste gas treatment chamber is convenient for handle the laboratory waste gas that the exhaust-gas treatment case was advanced in the suction, and the waste liquid chamber is convenient for concentrate the waste liquid of collecting laboratory exhaust-gas treatment production, and the practicality is strong.
2. The utility model discloses via the setting of removing the subassembly, be convenient for remove exhaust-gas treatment case, it is easy and simple to handle.
3. The utility model discloses via the setting of subassembly and drawing liquid subassembly of bleeding, start the air-blower for laboratory waste gas suction advances the intake pipe, and then gets into the exhaust-gas treatment chamber through the outlet duct, is convenient for carry out centralized processing to laboratory waste gas, starts the drawing liquid pump, takes out the waste liquid in the waste liquid chamber through feed liquor pipe one, and then discharges through the fluid-discharge tube, is convenient for empty the waste liquid in the waste liquid chamber, and is easy and simple to handle.
4. The utility model discloses via the setting of air-purifying subassembly, be fixed in the case lid on the exhaust-gas treatment case, the case lid drives air-purifying subassembly and gets into in the exhaust-gas treatment chamber simultaneously, be convenient for move into and shift out the air-purifying subassembly, be convenient for clear up or change the air-purifying subassembly, be convenient for clean exhaust-gas treatment incasement portion simultaneously, easy and simple to handle, open the accuse liquid valve, pour into liquid absorbent into to two feed liquor pipes, liquid absorbent is arranged in absorbing the inorganic waste gas in the laboratory, liquid absorbent passes through two feed liquor pipes and gets into the shower head, the even spraying of rethread nozzle, be favorable to fully contacting the inorganic waste gas in the laboratory that gets into the exhaust-gas treatment chamber, carry out abundant purification treatment to inorganic waste gas, the active carbon filter core is favorable to adsorbing the organic waste gas in the laboratory waste gas, be favorable to fully handling different laboratory waste gases in the exhaust-gas treatment chamber, the purification treatment efficiency of laboratory waste gas has been improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a front cross section of an embodiment of the present invention;
fig. 2 is a schematic front view of the embodiment of the present invention;
fig. 3 is an enlarged schematic view of the embodiment of the present invention at a point a in fig. 1.
Reference numerals: 1. a waste gas treatment tank; 11. an exhaust gas treatment chamber; 12. a waste fluid chamber; 13. a partition plate; 14. a liquid outlet; 2. a moving assembly; 21. a base; 22. a universal wheel; 3. an air extraction assembly; 31. a blower; 32. an air inlet pipe; 33. an air outlet pipe; 4. a fluid extraction assembly; 41. a liquid inlet pipe I; 42. a liquid pump; 43. a liquid discharge pipe; 5. a box cover; 51. an exhaust port; 6. a gas purification assembly; 61. a fixed block; 62. a filter frame; 63. a seal ring; 64. an activated carbon filter element; 65. a connecting rod; 66. a liquid inlet pipe II; 67. a shower head; 68. a nozzle; 69. and a liquid control valve.
Detailed Description
In order to make the technical solution of the present invention's purpose, technical solution and advantages clearer, the following description will be combined with the drawings of the specific embodiments of the present invention, to carry out clear and complete description on the technical solution of the embodiments of the present invention. Like reference numerals in the drawings denote like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the embodiment of the utility model provides a laboratory waste gas removes emission equipment is proposed, including exhaust-gas treatment case 1, exhaust-gas treatment case 1's outer wall is provided with the screw thread, be provided with exhaust-gas treatment chamber 11 and waste liquid chamber 12 in the exhaust-gas treatment case 1, exhaust-gas treatment chamber 11 is used for handling the laboratory waste gas that the suction advances exhaust-gas treatment case 1, waste liquid chamber 12 is used for concentrating the waste liquid of collecting laboratory waste gas treatment production, exhaust-gas treatment chamber 11 is located waste liquid chamber 12's upper end, exhaust-gas treatment case 1's inner wall fixedly connected with baffle 13, baffle 13 is located between exhaust-gas treatment chamber 11 and the waste liquid chamber 12, liquid outlet 14 has been seted up on the baffle 13, exhaust-gas treatment case 1's outer wall is provided with the screw thread, case lid 5 and exhaust-gas treatment case 1 threaded connection, be convenient for be fixed in case lid 5 on exhaust-gas treatment case 1, exhaust-gas treatment chamber 11 is convenient for handle the laboratory waste gas that the suction advances exhaust-gas treatment case 1, waste liquid chamber 12 is convenient for concentrating the waste liquid of collecting laboratory waste gas treatment production, therefore, the clothes hanger is strong in practicability.
Referring to fig. 1-2, the lower end of the waste gas treatment tank 1 is provided with a movable assembly 2, the movable assembly 2 comprises a base 21 and a universal wheel 22, the lower end of the waste gas treatment tank 1 is fixedly connected with the base 21, and the lower end of the base 21 is fixedly connected with the universal wheel 22, so that the waste gas treatment tank 1 can be conveniently moved, and the operation is simple and convenient.
Referring to fig. 1-2, the left end of exhaust-gas treatment case 1 is provided with air exhaust component 3, and air exhaust component 3 includes air-blower 31, intake pipe 32 and outlet duct 33, and the left end intercommunication of exhaust-gas treatment chamber 11 has outlet duct 33, and the other end intercommunication of outlet duct 33 has air-blower 31, and air-blower 31's other end intercommunication has intake pipe 32, starts air-blower 31 for laboratory waste gas suction advances intake pipe 32, and then gets into exhaust-gas treatment chamber 11 through outlet duct 33, is convenient for carry out centralized processing to laboratory waste gas.
Referring to fig. 1-2, the right end of the waste gas treatment tank 1 is provided with a liquid pumping assembly 4, the liquid pumping assembly 4 comprises a first liquid inlet pipe 41, a liquid pumping pump 42 and a liquid discharge pipe 43, the right end of the waste liquid chamber 12 is communicated with the first liquid inlet pipe 41, the other end of the first liquid inlet pipe 41 is communicated with the liquid pumping pump 42, the other end of the liquid pumping pump 42 is communicated with the liquid discharge pipe 43, the liquid pumping pump 42 is started to pump the waste liquid in the waste liquid chamber 12 through the first liquid inlet pipe 41, and then the waste liquid is discharged through the liquid discharge pipe 43, so that the waste liquid in the waste liquid chamber 12 can be emptied conveniently, and the operation is simple and convenient.
Referring to fig. 1-2, a case cover 5 is disposed at an upper end of the waste gas treatment case 1, threads are disposed on an inner wall of the case cover 5, the case cover 5 is in threaded connection with the waste gas treatment case 1, an exhaust port 51 is disposed on the case cover 5 to facilitate fixing the case cover 5 on the waste gas treatment case 1, and the exhaust port 51 is disposed to facilitate exhausting of treated gas.
Referring to fig. 1-3, a gas purification assembly 6 is arranged in the waste gas treatment tank 1, the gas purification assembly 6 comprises a fixed block 61, a filter frame 62, a sealing ring 63, an activated carbon filter element 64, a connecting rod 65, a liquid inlet pipe two 66, a spray head 67, a nozzle 68 and a liquid control valve 69, the lower end of the tank cover 5 is fixedly connected with the fixed block 61, the lower end of the fixed block 61 is fixedly connected with the filter frame 62, the outer wall of the filter frame 62 is fixedly connected with the sealing ring 63, the inner wall of the filter frame 62 is fixedly connected with the activated carbon filter element 64, the lower end of the filter frame 62 is fixedly connected with the connecting rod 65, the other end of the connecting rod 65 is fixedly connected with the liquid inlet pipe two 66, the upper end of the liquid inlet pipe two 66 sequentially penetrates through the filter frame 62, the fixed block 61 and the tank cover 5 from bottom to top, the upper end of the liquid inlet pipe two 66 extends out of the waste gas treatment tank 1, the upper end of the liquid inlet pipe two 66 is provided with the liquid control valve 69, the liquid control valve 69 is positioned at the upper end of the tank cover 5, the lower end of the liquid inlet pipe two 66 is communicated with the spray head 67, the spray header 67 is communicated with a nozzle 68, the box cover 5 is fixed on the waste gas treatment box 1, the box cover 5 drives the purified gas component 6 to enter the waste gas treatment cavity 11, the purified gas component 6 is convenient to move in and out, the purified gas component 6 is convenient to clean or replace, the interior of the waste gas treatment box 1 is convenient to clean, the operation is simple and convenient, the liquid control valve 69 is opened, the liquid absorbent is injected into the liquid inlet pipe II 66 and is used for absorbing inorganic waste gas in a laboratory, the liquid absorbent enters the spray header 67 through the liquid inlet pipe II 66 and is uniformly sprayed out through the nozzle 68, the laboratory inorganic waste gas entering the waste gas treatment cavity 11 is favorably and fully contacted, the inorganic waste gas is fully purified, the active carbon filter element 64 is favorable for absorbing organic waste gas in the laboratory waste gas, and is favorable for fully treating different laboratory waste gases entering the waste gas treatment cavity 11, the purification treatment efficiency of the laboratory waste gas is improved.
The implementation mode specifically comprises the following steps: when the device is used, the air blower 31 is started, laboratory waste gas is sucked into the air inlet pipe 32 and enters the waste gas treatment cavity 11 through the air outlet pipe 33, the liquid control valve 69 is opened, liquid absorbent is injected into the liquid inlet pipe II 66, the liquid absorbent enters the spray head 67 through the liquid inlet pipe II 66 and is uniformly sprayed out through the nozzle 68, the liquid absorbent fully contacts inorganic waste gas in the laboratory entering the waste gas treatment cavity 11, the liquid absorbent absorbs inorganic waste gas in the laboratory, the activated carbon filter element 64 absorbs organic waste gas in the laboratory waste gas, the treated gas is discharged from the air outlet 51, waste liquid generated by laboratory waste gas treatment enters the waste liquid cavity 12, the liquid pump 42 is started, the waste liquid in the waste liquid cavity 12 is pumped out through the liquid inlet pipe I41 and is further discharged through the liquid discharge pipe 43, the waste liquid in the waste liquid cavity 12 is emptied, and the air blower 31 and the liquid pump 42 are closed.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Laboratory waste gas removes emission equipment, including exhaust-gas treatment case (1), its characterized in that, the lower extreme of exhaust-gas treatment case (1) is provided with removal subassembly (2), the left end of exhaust-gas treatment case (1) is provided with air exhaust subassembly (3), the right-hand member of exhaust-gas treatment case (1) is provided with drawing liquid subassembly (4), air exhaust subassembly (3) with drawing liquid subassembly (4) all are located the upper end of removal subassembly (2), the upper end of exhaust-gas treatment case (1) is provided with case lid (5), be provided with clean gas subassembly (6) in the exhaust-gas treatment case (1).
2. The laboratory waste gas moving and discharging device according to claim 1, wherein the outer wall of the waste gas treatment box (1) is provided with threads, a waste gas treatment cavity (11) and a waste liquid cavity (12) are arranged in the waste gas treatment box (1), the waste gas treatment cavity (11) is used for treating laboratory waste gas sucked into the waste gas treatment box (1), the waste liquid cavity (12) is used for intensively collecting waste liquid generated by laboratory waste gas treatment, the waste gas treatment cavity (11) is located at the upper end of the waste liquid cavity (12), a partition plate (13) is fixedly connected to the inner wall of the waste gas treatment box (1), the partition plate (13) is located between the waste gas treatment cavity (11) and the waste liquid cavity (12), and a liquid outlet (14) is formed in the partition plate (13).
3. Laboratory exhaust gas mobile discharge device according to claim 1, characterized in that the moving assembly (2) comprises a base (21) and a universal wheel (22), the lower end of the exhaust gas treatment tank (1) being fixedly connected with the base (21), the lower end of the base (21) being fixedly connected with the universal wheel (22).
4. The laboratory waste gas moving and discharging device according to claim 2, wherein the air exhaust assembly (3) comprises an air blower (31), an air inlet pipe (32) and an air outlet pipe (33), the left end of the waste gas treatment cavity (11) is communicated with the air outlet pipe (33), the other end of the air outlet pipe (33) is communicated with the air blower (31), and the other end of the air blower (31) is communicated with the air inlet pipe (32).
5. The laboratory exhaust gas mobile discharge device according to claim 2, wherein the pumping assembly (4) comprises a first liquid inlet pipe (41), a pumping pump (42) and a liquid discharge pipe (43), the right end of the exhaust chamber (12) is communicated with the first liquid inlet pipe (41), the other end of the first liquid inlet pipe (41) is communicated with the pumping pump (42), and the other end of the pumping pump (42) is communicated with the liquid discharge pipe (43).
6. The laboratory waste gas mobile exhaust device according to claim 1, wherein the inner wall of the box cover (5) is provided with threads, the box cover (5) is in threaded connection with the waste gas treatment box (1), and the box cover (5) is provided with an exhaust port (51).
7. The laboratory exhaust gas mobile discharge equipment according to claim 1, wherein the gas purification assembly (6) comprises a fixing block (61), a filter frame (62), a sealing ring (63), an activated carbon filter element (64), a connecting rod (65), a liquid inlet pipe two (66), a spray head (67), a nozzle (68) and a liquid control valve (69), the lower end of the box cover (5) is fixedly connected with the fixing block (61), the lower end of the fixing block (61) is fixedly connected with the filter frame (62), the outer wall of the filter frame (62) is fixedly connected with the sealing ring (63), the inner wall of the filter frame (62) is fixedly connected with the activated carbon filter element (64), the lower end of the filter frame (62) is fixedly connected with the connecting rod (65), the other end of the connecting rod (65) is fixedly connected with the liquid inlet pipe two (66), the upper end of the liquid inlet pipe two (66) sequentially passes through the filter frame (62), the fixing block (61) and the box cover (5) from bottom to top, the upper end of the liquid inlet pipe two (66) extends out of the exhaust gas treatment box (1), the upper end of the liquid inlet pipe two (66) is provided with the liquid control valve (69), the lower end of the spray head (69) is communicated with the liquid control valve (67) and the lower end of the liquid inlet pipe (67), the spray header (67) is communicated with a nozzle (68).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223140378.0U CN218608746U (en) | 2022-11-25 | 2022-11-25 | Laboratory waste gas removes discharge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223140378.0U CN218608746U (en) | 2022-11-25 | 2022-11-25 | Laboratory waste gas removes discharge apparatus |
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| Publication Number | Publication Date |
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| CN218608746U true CN218608746U (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223140378.0U Active CN218608746U (en) | 2022-11-25 | 2022-11-25 | Laboratory waste gas removes discharge apparatus |
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| CN (1) | CN218608746U (en) |
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2022
- 2022-11-25 CN CN202223140378.0U patent/CN218608746U/en active Active
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