CN113231119A - Laboratory bench with absorb sour gas function - Google Patents

Laboratory bench with absorb sour gas function Download PDF

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Publication number
CN113231119A
CN113231119A CN202110486963.7A CN202110486963A CN113231119A CN 113231119 A CN113231119 A CN 113231119A CN 202110486963 A CN202110486963 A CN 202110486963A CN 113231119 A CN113231119 A CN 113231119A
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CN
China
Prior art keywords
acid gas
sliding
fixed
gas collecting
connecting rod
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110486963.7A
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Chinese (zh)
Inventor
余程凤
郭利攀
章路
巩佳第
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Greentown Nongke Detection Technology Co ltd
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Greentown Nongke Detection Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Greentown Nongke Detection Technology Co ltd filed Critical Greentown Nongke Detection Technology Co ltd
Priority to CN202110486963.7A priority Critical patent/CN113231119A/en
Publication of CN113231119A publication Critical patent/CN113231119A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L9/00Supporting devices; Holding devices
    • B01L9/02Laboratory benches or tables; Fittings therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L1/00Enclosures; Chambers
    • B01L1/50Enclosures; Chambers for storing hazardous materials in the laboratory, e.g. cupboards, waste containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses a laboratory table with an acid gas absorption function, and particularly relates to the technical field of laboratory equipment, which comprises a fixed table, a negative pressure air suction pipe, an acid gas collecting pipe, a first acid gas collecting device, a second acid gas collecting device and an adjusting device for adjusting the air suction amount of the second acid gas collecting device; the acid gas collecting pipe is detachably and fixedly communicated with the negative pressure air suction pipe, and a through hole for acid gas to pass through is formed in the acid gas collecting pipe; the fixed table is provided with an accommodating groove, the second acid gas collecting device is embedded in the accommodating groove in a sliding manner, and the first acid gas collecting device is positioned above the fixed table; the first acid gas collecting device comprises a bottom plate, a baffle plate, a sliding rail plate and a sliding frame; the bottom plate is sleeved at the outer side end of the sour gas collecting pipe in a sliding mode, the barrier plate is fixedly arranged on the periphery of the bottom plate, one end of the sliding rail plate is connected with the sliding frame in a sliding mode, and the other end of the sliding rail plate is fixed with the barrier plate. The invention has the advantages of storing acid liquor and adjusting the air suction size according to experiments.

Description

Laboratory bench with absorb sour gas function
Technical Field
The invention relates to the technical field of laboratory equipment, in particular to a laboratory table with an acid gas absorption function.
Background
The experiment table is used for performing experiment detection and storing instruments in enterprise and public institutions such as enterprise laboratories, hospitals, schools, chemical plants, scientific research institutions and the like. The purpose of acid removal is to reduce the acidity of the sample solution and protect the instrument and equipment. When an experimenter makes a sample to digest and remove acid, added acidic substances such as nitric acid, hydrochloric acid, hydrofluoric acid, sulfuric acid, perchloric acid and the like volatilize or decompose into corresponding oxides under the heating condition, for example, nitric acid is extremely unstable volatile acid and is easy to decompose to form nitrogen dioxide molecules, and the concentration of nitrogen dioxide increases along with the increase of decomposition, so that the color of acid mist is darkened to be tan. In the experiment, the acid gas can diffuse to the whole laboratory after being heated and volatilized. After the acid gas is liquefied, the acid gas can be attached to the experiment table and the ventilation pipeline, so that the experiment table and the ventilation pipeline can be corroded, and the service life of the experiment table and the ventilation pipeline is seriously influenced.
The existing laboratory can also suck out acid gas by adopting modes of negative pressure air suction and the like, so that the acid gas is prevented from staying in the laboratory for too long time. However, the conventional acid gas removal method has the following disadvantages: (1) the acid gas can corrode the vent pipe after liquefaction; (2) the traditional negative pressure air suction mode cannot timely adjust air suction force according to the amount of acid gas separated out in the experiment process, so that resource waste is caused.
Disclosure of Invention
The invention aims to provide a laboratory table with acid gas absorption function, which has the advantages of storing acid liquid and adjusting the gas suction size according to the experiment.
In order to achieve the above purpose, the invention provides the following technical scheme:
a laboratory table with acid gas absorption function comprises a fixed table, a negative pressure air suction pipe, an acid gas collecting pipe, a first acid gas collecting device, a second acid gas collecting device and an adjusting device for adjusting the air suction amount of the second acid gas collecting device; the acid gas collecting pipe is detachably and fixedly communicated with the negative pressure air suction pipe, and a through hole for acid gas to pass through is formed in the acid gas collecting pipe; the fixed table is provided with an accommodating groove, the second acid gas collecting device is embedded in the accommodating groove in a sliding manner, and the first acid gas collecting device is positioned above the fixed table; the first acid gas collecting device comprises a bottom plate, a baffle plate, a sliding rail plate and a sliding frame; the bottom plate is sleeved at the outer side end of the sour gas collecting pipe in a sliding mode, the barrier plate is fixedly arranged on the periphery of the bottom plate, one end of the sliding rail plate is connected with the sliding frame in a sliding mode, and the other end of the sliding rail plate is fixed with the barrier plate.
Preferably, a first sliding groove is formed in the side end of the bottom plate; the sliding frame comprises a bottom sliding plate and a lateral sliding plate; the bottom sliding plate is slidably arranged in the first sliding chute; the slide rail plate is provided with a second sliding groove, and the lateral sliding plate is arranged in the second sliding groove in a sliding manner.
Preferably, the upper end of the bottom plate is fixedly provided with a fixed extension ring, the fixed extension ring is provided with a sliding seat, and correspondingly, the side end of the acid gas collecting pipe is provided with a sliding convex part matched with the sliding seat.
Preferably, the adjusting device comprises a first connecting rod, a second connecting rod, a third connecting rod, a balancing rod, a fixing rod and a fourth connecting rod; one end of the first connecting rod is rotatably connected with the lower end of the bottom sliding plate, and the other end of the first connecting rod is rotatably connected with the side end of the acid gas collecting pipe; one end of the second connecting rod is fixed with the sliding frame, and the other end of the second connecting rod is fixed with the third connecting rod; the third connecting rod is connected with the balance rod in a sliding mode, the fixed rod and the balance rod are connected with one end of the third connecting rod in a rotating mode, the fixed rod and the balance rod are back to one end of the third connecting rod in a rotating mode, one end of the fourth connecting rod is connected with the balance rod in a rotating mode, and the other end of the fourth connecting rod is connected with the second acid gas collecting device in a rotating mode.
Preferably, the upper end of the balance bar is provided with a sliding groove matched with the third connecting bar to slide, and the sliding groove is arranged on one side, back to the fourth connecting bar, of the center line of the balance bar.
Preferably, second acid gas collection device includes imbibition cover and spacing slider, be equipped with spacing slide rail on the cell wall of holding tank, spacing slide rail and spacing slider adaptation, spacing slider and imbibition cover are fixed mutually, the imbibition cover sets up in the holding tank, and the imbibition covers and is equipped with a plurality of acid absorption holes.
Preferably, an annular extension part is arranged at the side end of the acid gas collecting pipe, and one end of the first connecting rod, which faces away from the bottom sliding plate, is fixed with the annular extension part.
Preferably, the experiment table further comprises a pipette, a liquid suction hose and a liquid suction hopper, wherein one end of the pipette is fixed to the lower end of the annular extending part, the other end of the pipette is fixed to the upper end of the liquid suction hose, and the end, back to the pipette, of the liquid suction hose is fixed to the liquid suction hopper.
Preferably, the fixed station is provided with an upper fixed extension part and a lower fixed extension part, the upper fixed extension part and the lower fixed extension part are respectively fixed with the upper end and the lower end of the fixed station, and the upper fixed extension part is provided with a groove matched with the third connecting rod to move.
In the technical scheme, the invention provides the following technical effects and advantages:
(1) when the acid gas volatilizes, the acid gas can pass through the acid gas collecting pipe, and the acid gas is liquefied through the climbing pipe and flows into the first acid gas collecting device through the through hole, so that the acid gas collecting device is more favorable for experimenters to intensively treat the acid liquid and recover the acid liquid.
(2) Along with the gathering of acidizing fluid, the acid absorption volume of first sour gas collection device through adjusting device regulation second sour gas collection device when can follow sour gas collection pipe downstream, and then increase the absorption scope of sour gas, can play the effect of absorbing sour gas fast when sour gas emission is the biggest, practiced thrift laboratory resources.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of a laboratory bench with acid gas absorption function according to the present invention;
FIG. 2 is a schematic view of a part of the structure of a laboratory bench with acid gas absorption function according to the present invention;
FIG. 3 is a schematic view of a part of the structure of a laboratory bench with acid gas absorption function according to the present invention;
FIG. 4 is an enlarged view of the portion C of FIG. 2;
FIG. 5 is an enlarged view of portion A of FIG. 3;
fig. 6 is an enlarged view of a portion B in fig. 3.
Description of reference numerals:
1. the device comprises a fixed platform, 11, a lower fixed extension part, 12, an upper fixed extension part, 13, a limiting slide rail, 2, a negative pressure air suction pipe, 31, a liquid suction hose, 32, a liquid suction pipe, 4, a liquid suction hopper, 51, an acid gas collection pipe, 510, a sliding convex part, 52, a baffle plate, 61, a bottom plate, 62, a sliding seat, 63, a slide rail plate, 64, a sliding frame, 640, a lateral sliding plate, 642, a bottom sliding plate, 71, a first connecting rod, 72, a second connecting rod, 73, a third connecting rod, 74, a balance rod, 740, a sliding groove, 75, a fixing rod, 76, a fourth connecting rod, 77, a liquid suction cover, 770, a limiting slide block, 78 and an acid suction hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, a laboratory bench with acid gas absorption function comprises a fixed table 1, a negative pressure gas suction pipe 2, an acid gas collection pipe 51, a first acid gas collection device, a second acid gas collection device and an adjusting device for adjusting the gas suction amount of the second acid gas collection device; the acid gas collecting pipe 51 is detachably and fixedly communicated with the negative pressure air suction pipe 2, and a through hole for acid gas to pass through is formed in the acid gas collecting pipe 51; the fixed table 1 is provided with an accommodating groove, the second acid gas collecting device is embedded in the accommodating groove in a sliding manner, and the first acid gas collecting device is positioned above the fixed table 1; the first acid gas collecting device comprises a bottom plate 61, a baffle plate 52, a sliding rail plate 63 and a sliding frame 64; the bottom plate 61 is slidably sleeved on the outer end of the sour gas collecting pipe 51, the baffle plate 52 is fixedly arranged on the periphery of the bottom plate 61, one end of the sliding rail plate 63 is slidably connected with the sliding frame 64, and the other end of the sliding rail plate is fixed with the baffle plate 52.
In the embodiment, the sliding frame 64 and the sliding rail plate 63 are slidably disposed, and when the acid solution amount in the first acid gas collecting device is accumulated, the sliding frame 64 and the sliding rail plate 63 can slide relatively, so as to change the acid storage amount of the first acid gas collecting device. In practical applications, acid-blocking rings may be disposed in the acid gas collecting pipe 51 and disposed at the upper and lower ends of the through hole, the acid-blocking rings (not shown) disposed at the upper end of the through hole may accelerate liquefaction of the acid gas, and the acid-blocking rings disposed at the lower end of the through hole may prevent liquefied acid from flowing back to the experiment table. And then can flow into the first acid gas collecting device along the through hole. When the acid gas collecting device is used, a cover body (not shown in the figure) can be arranged at the upper end of the first acid gas collecting device, so that the acid gas is prevented from escaping.
As shown in fig. 4 and 5, a first sliding groove is formed at a side end of the bottom plate 61; the sliding frame 64 includes a bottom sliding plate 642 and a side sliding plate 640; the bottom sliding plate 642 is slidably disposed in the first sliding slot; the slide rail plate 63 is provided with a second sliding slot, and the lateral sliding plate 640 is slidably disposed in the second sliding slot.
As shown in fig. 4, a fixed extension ring is fixedly disposed at the upper end of the bottom plate 61, a sliding seat 62 is disposed on the fixed extension ring, and correspondingly, a sliding protrusion 510 adapted to the sliding seat 62 is disposed at the side end of the acid gas collecting pipe 51. The sliding convex part 510 and the sliding seat 62 are in sliding fit, so that the first acid gas collecting device can play a role in limiting when moving up and down.
As shown in fig. 3, the adjusting means includes a first connecting rod 71, a second connecting rod 72, a third connecting rod 73, a balancing rod 74, a fixing rod 75, and a fourth connecting rod 76; one end of the first connecting rod 71 is rotatably connected with the lower end of the bottom sliding plate 642, and the other end is rotatably connected with the side end of the sour gas collecting pipe 51; one end of the second connecting rod 72 is fixed with the sliding frame 64, and the other end is fixed with the third connecting rod 73; the third connecting rod 73 is connected with the balance rod 74 in a sliding mode, one end, back to the third connecting rod 73, of the fixed rod 75 and the balance rod 74 is connected in a rotating mode, one end of the fourth connecting rod 76 is connected with the balance rod 74 in a rotating mode, and the other end of the fourth connecting rod 76 is connected with the second acid gas collecting device in a rotating mode.
In this embodiment, the upper end of the stabilizer bar 74 is provided with a sliding groove 740 adapted to the sliding of the third connecting bar 73, and the sliding groove 740 is provided on the side facing away from the fourth connecting bar 76 along the center line of the stabilizer bar 74.
In this embodiment, second acid gas collection device includes imbibition cover 77 and spacing slider 770, is equipped with spacing slide rail 13 on the cell wall of holding tank, spacing slide rail 13 and the adaptation of spacing slider 770, and spacing slider 770 is fixed mutually with imbibition cover 77, and imbibition cover 77 sets up in the holding tank, is equipped with a plurality of acid absorption holes 78 on the imbibition cover 77.
After the acid liquid is collected by the first acid gas collecting device, the first acid gas collecting device moves downwards due to the action of gravity, so that the two ends of the first connecting rod 71 rotate in a small range, the sliding frame 64 slides along the sliding rail plate 63 vest, and the acid storage capacity of the first acid gas collecting device is increased. At the same time, the sliding frame 64 pushes the second connecting rod 72 to move horizontally when the vest moves, so that the third connecting rod 73 slides along the balancing rod 74. Since the initially fixed link 75 and the third link 73 are located at both ends of the balancing bar 74, respectively, with their centers facing each other, the balancing bar 74 is not inclined. When the acid liquid in the first acid liquid collecting device is increased, and the third connecting rod 73 moves along the balance rod 74, one end of the balance rod 74 facing the fourth connecting rod 76 will tilt, and the fourth connecting rod 76 will jack the liquid absorption cover 77 upwards, so that the acid absorption area is greatly increased. And the more acid liquid in the first acid liquid collecting device, the larger the upward movement amplitude of the liquid absorbing cover 77, and the larger the acid gas absorbing amount. The lower end of the second acid gas collecting device can be provided with an acid liquid collecting cylinder for collecting acid liquid.
As shown in FIG. 5, the acid gas collecting pipe 51 has an annular extension 510 at a side end thereof, and an end of the first connecting rod 71 facing away from the bottom sliding plate 642 is fixed to the annular extension 510.
The embodiment further comprises a liquid suction pipe 32, a liquid suction hose 31 and a liquid suction bucket 4, wherein one end of the liquid suction pipe 32 is fixed with the lower end of the annular extending part 510, the other end of the liquid suction pipe is fixed with the upper end of the liquid suction hose 31, and one end of the liquid suction hose 31, which faces away from the liquid suction pipe 32, is fixed with the liquid suction bucket 4. The experimenter can adjust the angle of the liquid suction hose 31 according to the position where the experimental instrument is placed, so that the orientation of the liquid suction hopper 4 is aligned with the acid gas outlet, and the acid gas can be prevented from escaping.
In this embodiment, the fixed table 1 is provided with an upper fixed extension portion 12 and a lower fixed extension portion 11, the upper fixed extension portion 12 and the lower fixed extension portion 11 are respectively fixed to the upper end and the lower end of the fixed table 1, and the upper fixed extension portion 12 is provided with a groove adapted to the movement of the third connecting rod 73.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (9)

1. The experiment table with the acid gas absorption function is characterized by comprising a fixed table (1), a negative pressure air suction pipe (2), an acid gas collecting pipe (51), a first acid gas collecting device, a second acid gas collecting device and an adjusting device for adjusting the air suction amount of the second acid gas collecting device;
the acid gas collecting pipe (51) is detachably and fixedly communicated with the negative pressure air suction pipe (2), and a through hole for acid gas to pass through is formed in the acid gas collecting pipe (51);
the fixed table (1) is provided with an accommodating groove, the second acid gas collecting device is embedded in the accommodating groove in a sliding manner, and the first acid gas collecting device is positioned above the fixed table (1);
the first acid gas collecting device comprises a bottom plate (61), a baffle plate (52), a sliding rail plate (63) and a sliding frame (64);
the base plate (61) is sleeved on the outer side end of the sour gas collecting pipe (51) in a sliding mode, the baffle plate (52) is fixedly arranged on the periphery of the base plate (61), one end of the sliding rail plate (63) is connected with the sliding frame (64) in a sliding mode, and the other end of the sliding rail plate is fixed with the baffle plate (52).
2. The experiment table with acid gas absorption function according to claim 1, wherein the side end of the bottom plate (61) is provided with a first sliding groove;
the sliding frame (64) comprises a bottom sliding plate (642) and a side sliding plate (640);
the bottom sliding plate (642) is slidably arranged in the first sliding chute;
the slide rail plate (63) is provided with a second sliding groove, and the lateral sliding plate (640) is arranged in the second sliding groove in a sliding manner.
3. The experiment table with the acid gas absorption function according to claim 1, wherein a fixed extension ring is fixedly arranged at the upper end of the bottom plate (61), a sliding seat (62) is arranged on the fixed extension ring, and correspondingly, a sliding protrusion (510) matched with the sliding seat (62) is arranged at the side end of the acid gas collection pipe (51).
4. The experiment table with acid gas absorption function according to claim 1, wherein the adjusting device comprises a first connecting rod (71), a second connecting rod (72), a third connecting rod (73), a balance rod (74), a fixing rod (75) and a fourth connecting rod (76);
one end of the first connecting rod (71) is rotatably connected with the lower end of the bottom sliding plate (642), and the other end of the first connecting rod is rotatably connected with the side end of the acid gas collecting pipe (51);
one end of the second connecting rod (72) is fixed with the sliding frame (64), and the other end of the second connecting rod is fixed with the third connecting rod (73);
the third connecting rod (73) is connected with the balance rod (74) in a sliding mode, the fixing rod (75) is connected with one end, back to the third connecting rod (73), of the balance rod (74) in a rotating mode, one end of the fourth connecting rod (76) is connected with the balance rod (74) in a rotating mode, and the other end of the fourth connecting rod is connected with the second acid gas collecting device in a rotating mode.
5. The experiment table with acid gas absorption function according to claim 4, wherein the upper end of the balance bar (74) is provided with a sliding groove (740) adapted to the third connecting bar (73) to slide, and the sliding groove (740) is arranged on the side facing away from the fourth connecting bar (76) along the center line of the balance bar (74).
6. The experiment table with the acid gas absorption function according to claim 1, wherein the second acid gas collection device comprises a liquid absorption cover (77) and a limiting slide block (770), a limiting slide rail (13) is arranged on a groove wall of the accommodating groove, the limiting slide rail (13) is matched with the limiting slide block (770), the limiting slide block (770) is fixed with the liquid absorption cover (77), the liquid absorption cover (77) is arranged in the accommodating groove, and a plurality of acid absorption holes (78) are formed in the liquid absorption cover (77).
7. The experiment table with the acid gas absorption function according to claim 1, wherein the side end of the acid gas collection pipe (51) is provided with an annular extension part (510), and one end of the first connecting rod (71) facing away from the bottom sliding plate (642) is fixed with the annular extension part (510).
8. The laboratory table with acid gas absorption function according to claim 1, further comprising a pipette (32), a pipette hose (31) and a pipette funnel (4), wherein one end of the pipette (32) is fixed to the lower end of the annular extension part (510), the other end of the pipette is fixed to the upper end of the pipette hose (31), and the end of the pipette hose (31) facing away from the pipette (32) is fixed to the pipette funnel (4).
9. The experiment table with the acid gas absorption function according to claim 1, wherein the fixed table (1) is provided with an upper fixed extension part (12) and a lower fixed extension part (11), the upper fixed extension part (12) and the lower fixed extension part (11) are respectively fixed with the upper end and the lower end of the fixed table (1), and the upper fixed extension part (12) is provided with a groove which is matched with the movement of the third connecting rod (73).
CN202110486963.7A 2021-05-03 2021-05-03 Laboratory bench with absorb sour gas function Pending CN113231119A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110486963.7A CN113231119A (en) 2021-05-03 2021-05-03 Laboratory bench with absorb sour gas function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110486963.7A CN113231119A (en) 2021-05-03 2021-05-03 Laboratory bench with absorb sour gas function

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Publication Number Publication Date
CN113231119A true CN113231119A (en) 2021-08-10

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CN202110486963.7A Pending CN113231119A (en) 2021-05-03 2021-05-03 Laboratory bench with absorb sour gas function

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120346409A (en) * 2025-06-20 2025-07-22 山东第一医科大学附属省立医院(山东省立医院) Waste gas filtering device for anesthesia

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204699581U (en) * 2015-05-29 2015-10-14 广州澳企实验室设计有限公司 Acid mist purifying tower
CN211161117U (en) * 2019-11-20 2020-08-04 南京东是暖通设备有限公司 High temperature resistant acid and alkali-resistance exhaust equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204699581U (en) * 2015-05-29 2015-10-14 广州澳企实验室设计有限公司 Acid mist purifying tower
CN211161117U (en) * 2019-11-20 2020-08-04 南京东是暖通设备有限公司 High temperature resistant acid and alkali-resistance exhaust equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120346409A (en) * 2025-06-20 2025-07-22 山东第一医科大学附属省立医院(山东省立医院) Waste gas filtering device for anesthesia

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Application publication date: 20210810