CN216574781U - Isolation structure for biological laboratory - Google Patents
Isolation structure for biological laboratory Download PDFInfo
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- CN216574781U CN216574781U CN202123288928.9U CN202123288928U CN216574781U CN 216574781 U CN216574781 U CN 216574781U CN 202123288928 U CN202123288928 U CN 202123288928U CN 216574781 U CN216574781 U CN 216574781U
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Abstract
The utility model relates to a biological assay isolating device technical field specifically is an isolation structure for biological laboratory, the landing leg that the vertical symmetry of the equal fixedly connected with in four edges in bottom of laboratory bench set up, and the landing leg keeps away from the one end fixedly connected with locking universal wheel of laboratory bench, the concave frame shell of the vertical setting of upside fixedly connected with of laboratory bench, and be equipped with lifting adjusting mechanism in the concave frame shell, the spout has all been seted up to the both sides lateral wall that the concave frame shell is relative, and lifting adjusting mechanism's both ends run through two spouts and fixedly connected with respectively and keep apart the housing. The utility model discloses in, drive through setting up lift adjustment mechanism and keep apart the housing and move down to support tightly with seal ring, can seal the laboratory vessel in keeping apart the housing, prevent that harmful gas from leaking, easy operation is sealed firm, and it is more convenient to get the material blowing, sets up reciprocal translation mechanism and drives the gas collecting channel translation, improves the scope of gas collection, and gas absorption effect is better.
Description
Technical Field
The utility model relates to a biological assay isolating device technical field specifically is an isolation structure for biological laboratory.
Background
Biological experiments refer to the process of purposefully observing and researching the phenomena of organism structures and life activities which are difficult to observe under general conditions by applying certain instruments, materials and medicines under specific environmental conditions through a scientific method, and the biology is a natural science based on the experiments, and through the biological experiments, the biological experiment can help students to understand the concept and rule of the biology, really learn basic knowledge of the biology, is beneficial to inspiring the positive thinking of the students, trains the scientific method, cultures the scientific quality of the students, and often makes some tests with higher risks, such as biological tests and chemical tests in a laboratory; some tests produce harmful gases or bacteria, etc.; in order to avoid harmful gas and bacteria entering the laboratory.
In a negative pressure isolation device (patent number: CN210613735U) for a laboratory, a sliding block capable of controlling the communication of a vent groove is arranged on one side wall of a test space, the sliding block can be in linkage connection with a cabin door, when the cabin door is opened, an external negative pressure air exhaust system exhausts air to the test space, the test space is kept relatively isolated from the laboratory, however, the device is too simple in structure, poor in harmful gas elimination effect, not firm enough in sealing performance, easy in gas leakage and potential safety hazard. Accordingly, those skilled in the art have provided an isolation structure for a biological laboratory to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an isolation structure for biological laboratory to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an isolation structure for a biological laboratory comprises a laboratory table, wherein four corners at the bottom of the laboratory table are fixedly connected with supporting legs which are vertically and symmetrically arranged, and one end of the supporting leg far away from the experiment table is fixedly connected with a locking universal wheel, the upper side of the experiment table is fixedly connected with a vertically arranged concave frame shell, and the concave frame shell is internally provided with a lifting adjusting mechanism, the two opposite side walls of the concave frame shell are both provided with sliding openings, and two ends of the lifting adjusting mechanism respectively penetrate through the two sliding openings and are fixedly connected with an isolating cover casing, a reciprocating translation mechanism is arranged in the isolating cover casing, one end of the reciprocating translation mechanism is fixedly connected with a gas collecting hood, the bottom of the experiment table is fixedly connected with a negative pressure unit, an air exhaust hose is communicated with an air exhaust end of the negative pressure unit, and one end of the air exhaust hose, which is far away from the negative pressure unit, penetrates and extends into the isolation housing and is communicated with the gas collecting hood;
the lifting adjusting mechanism comprises a first motor fixed on one side of a concave frame shell, a spindle end of the first motor penetrates through a transverse straight end extending to the concave frame shell and is fixedly connected with a rotating rod, two first bevel gears are fixedly connected to the rotating rod in the same direction, two inner walls of two vertical ends of the concave frame shell are respectively connected with threaded rods in vertical symmetrical arrangement through a first rotating part in a rotating mode, the upper end of each threaded rod is fixedly connected with a second bevel gear connected with the first bevel gears in a meshed mode, the two second bevel gears are connected to the first bevel gears in a meshed mode, each threaded rod is connected with a nut block, a connecting rod is fixedly connected to one side of each nut block, and the two connecting rods respectively penetrate through two sliding openings and are fixedly connected with an isolation housing.
As a further aspect of the present invention: the reciprocating translation mechanism comprises a second motor fixed on one side of the isolation housing, a spindle end of the second motor penetrates through a lead screw which extends into the isolation housing and is transversely arranged by fixedly connected with, an inner wall on one side of the isolation housing is rotatably connected with one end of the lead screw through a second rotating piece, a threaded block is in threaded connection with the lead screw, a limiting rod which is transversely arranged by fixedly connected with in the isolation housing penetrates through the threaded block, and the lower side of the threaded block is fixedly connected with the gas collecting hood.
As a further aspect of the present invention: one side of the thread block is provided with a sliding hole, and the limiting rod penetrates through the sliding hole.
As a further aspect of the present invention: the front side fixedly connected with control switch of laboratory bench, and the input of lift adjustment mechanism, reciprocal translation mechanism and negative pressure unit respectively with control switch electric connection.
As a further aspect of the present invention: the front side of the isolation housing is provided with a transparent toughened glass observation port.
As a further aspect of the present invention: and the upper side of the experiment table is fixedly connected with a sealing gasket which is arranged corresponding to the isolation housing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up lifting adjusting mechanism and isolation housing, start first motor work, drive the bull stick and rotate, and then drive two first bevel gear synchronous rotations, because first bevel gear and second bevel gear meshing, and then drive two threaded rod synchronous rotations, two nut blocks force to move down this moment, and then drive the isolation housing fixed with the connecting rod and move down, until keeping apart housing and seal ring and supporting tightly, can seal the laboratory ware in keeping apart the housing, prevent the harmful gas leakage, easy operation, it is firm to seal, it is more convenient to get the material blowing.
2. Through setting up reciprocal translation mechanism, negative pressure unit, the hose of bleeding and gas collecting channel, start negative pressure unit work, through the hose of bleeding by the gas collecting channel, can carry out the negative pressure with the harmful gas in the isolation housing and adsorb and get rid of, simultaneously, start the work of second motor, drive the lead screw and rotate, the screw thread piece forced displacement this moment, and then drive the gas collecting channel translation, improve the scope of gas collection, gas absorption effect is better.
Drawings
FIG. 1 is a schematic perspective view of an isolation structure for use in a biological laboratory;
FIG. 2 is a schematic sectional front view of the isolation structure for biological laboratory at the concave shelf shell and the isolation cover shell;
FIG. 3 is an enlarged view of the structure at A of FIG. 2 in an isolation structure for a biological laboratory.
In the figure: 1. a laboratory bench; 2. a support leg; 3. locking the universal wheel; 4. a concave frame shell; 5. a sliding port; 6. an isolation housing; 7. a gas-collecting channel; 8. a negative pressure unit; 9. an air extraction hose; 10. a first motor; 11. a rotating rod; 12. a first bevel gear; 13. a threaded rod; 14. a second bevel gear; 15. a nut block; 16. a connecting rod; 17. a second motor; 18. a screw rod; 19. a thread block; 20. a limiting rod; 21. a control switch; 22. a gasket is provided.
Detailed Description
Referring to fig. 1-3, in the embodiment of the present invention, an isolation structure for biological laboratory comprises a test table 1, wherein four corners of the bottom of the test table 1 are fixedly connected with vertically symmetrical supporting legs 2, and one end of each supporting leg 2 away from the test table 1 is fixedly connected with a locking universal wheel 3, so as to facilitate the displacement or positioning of the device, the upper side of the test table 1 is fixedly connected with a vertically arranged concave frame shell 4, a lifting adjusting mechanism is arranged in the concave frame shell 4, sliding openings 5 are respectively arranged on two opposite side walls of the concave frame shell 4, two ends of the lifting adjusting mechanism respectively penetrate through the two sliding openings 5 and are fixedly connected with an isolation housing 6, a reciprocating translation mechanism is arranged in the isolation housing 6, one end of the reciprocating translation mechanism is fixedly connected with a gas collecting hood 7, the bottom of the test table 1 is fixedly connected with a negative pressure unit 8, and an air exhaust end of the negative pressure unit 8 is communicated with an air exhaust hose 9, one end of the air exhaust hose 9, which is far away from the negative pressure unit 8, penetrates and extends into the isolation housing 6 and is communicated with the gas collecting hood 7, the negative pressure unit 8 is started to work, and harmful gas in the isolation housing 6 can be removed by negative pressure adsorption through the air exhaust hose 9 and the gas collecting hood 7;
the lifting adjusting mechanism comprises a first motor 10 fixed on one side of a concave frame shell 4, a main shaft end of the first motor 10 penetrates through and extends into a transverse straight end of the concave frame shell 4 and is fixedly connected with a rotating rod 11, two first bevel gears 12 arranged in the same direction are fixedly connected on the rotating rod 11, two vertical end inner walls of the concave frame shell 4 are respectively and rotatably connected with threaded rods 13 arranged vertically and symmetrically through a first rotating piece, the upper ends of the threaded rods 13 are fixedly connected with second bevel gears 14 connected with the first bevel gears 12 in a meshed mode, nut blocks 15 are respectively and fixedly connected on one sides of the two nut blocks 15, two connecting rods 16 respectively penetrate through two sliding openings 5 and are fixedly connected with an isolation housing 6, the first motor 10 is started to work to drive the rotating rod 11 to rotate, so that the two first bevel gears 12 are driven to synchronously rotate, and the first bevel gears 12 are meshed with the second bevel gears 14, the two threaded rods 13 are driven to synchronously rotate, and because the threaded rods 13 are in threaded connection with the nut blocks 15, and the axial rotation of the nut blocks 15 is limited by the sliding port 5 along with the connecting rods 16, the two nut blocks 15 are forced to move downwards, and then the isolation housing 6 fixed with the connecting rods 16 is driven to move downwards until the isolation housing 6 is tightly abutted against the sealing washer 22, so that the laboratory ware can be sealed in the isolation housing 6, the leakage of harmful gas is prevented, the operation is simple, the sealing is firm, and the taking and the discharging are more convenient;
in fig. 3: the reciprocating translation mechanism comprises a second motor 17 fixed on one side of the isolation housing 6, a spindle end of the second motor 17 penetrates through the isolation housing 6 and extends into the isolation housing 6 and is fixedly connected with a transversely arranged screw rod 18, an inner wall on one side of the isolation housing 6 is rotatably connected with one end of the screw rod 18 through a second rotating piece, a thread block 19 is in threaded connection with the screw rod 18, a transversely arranged limiting rod 20 is fixedly connected in the isolation housing 6, the limiting rod 20 penetrates through the thread block 19, the lower side of the thread block 19 is fixedly connected with the gas collecting hood 7, the second motor 17 is started to work to drive the screw rod 18 to rotate, and the screw rod 18 is in threaded connection with the thread block 19, and the axial rotation of the thread block 19 is limited by the limiting rod 20, so that the thread block 19 is forced to displace to further drive the gas collecting hood 7 to translate, the gas collecting range is improved, and the gas absorption effect is better;
in fig. 3: one side of the thread block 19 is provided with a sliding hole, and the limiting rod 20 penetrates through the sliding hole to facilitate the displacement of the thread block 19;
in fig. 1: the front side of the experiment table 1 is fixedly connected with a control switch 21, and the input ends of the lifting adjusting mechanism, the reciprocating translation mechanism and the negative pressure unit 8 are respectively and electrically connected with the control switch 21, are externally connected with a power supply, are convenient to control and are the prior art;
in fig. 1: a transparent toughened glass observation port is arranged on the front side of the isolation housing 6, so that observation is facilitated;
in fig. 1: the upper side of the experiment table 1 is fixedly connected with a sealing gasket 22 which is arranged corresponding to the isolation cover 6, so that the sealing performance is improved.
The utility model discloses a theory of operation is: when the device is used for biological experiment isolation, an experimental utensil is placed on the experiment table 1, the first motor 10 is started to work, the rotating rod 11 is driven to rotate, the two first bevel gears 12 are driven to rotate synchronously, the first bevel gears 12 are meshed with the second bevel gears 14, the two threaded rods 13 are driven to rotate synchronously, the threaded rods 13 are in threaded connection with the nut blocks 15, and the axial rotation of the nut blocks 15 is limited by the sliding opening 5 along with the connecting rod 16, so that the two nut blocks 15 move downwards forcibly, the isolation housing 6 fixed with the connecting rod 16 is driven to move downwards until the isolation housing 6 is tightly abutted to the sealing washer 22, the experimental utensil can be sealed in the isolation housing 6, harmful gas leakage is prevented, the operation is simple, the sealing is firm, and the material taking and discharging are more convenient;
then, the negative pressure unit 8 is started to work, harmful gas in the isolation housing 6 can be adsorbed and removed under negative pressure through the gas collecting hood 7 via the air exhaust hose 9, meanwhile, the second motor 17 is started to work to drive the screw rod 18 to rotate, and the screw rod 18 is in threaded connection with the thread block 19, and the axial rotation of the thread block 19 is limited by the limiting rod 20, so that the thread block 19 is forced to displace, the gas collecting hood 7 is driven to move horizontally, the gas collecting range is improved, and the gas absorption effect is better.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An isolation structure for a biological laboratory comprises a laboratory bench (1) and is characterized in that four corners at the bottom of the laboratory bench (1) are fixedly connected with vertically and symmetrically arranged support legs (2), one ends of the support legs (2) far away from the laboratory bench (1) are fixedly connected with locking universal wheels (3), the upper side of the laboratory bench (1) is fixedly connected with vertically arranged concave frame shells (4), a lifting adjusting mechanism is arranged in the concave frame shells (4), sliding openings (5) are respectively formed in two opposite side walls of the concave frame shells (4), two ends of the lifting adjusting mechanism respectively penetrate through the two sliding openings (5) and are fixedly connected with an isolation housing (6), a reciprocating translation mechanism is arranged in the isolation housing (6), one end of the reciprocating translation mechanism is fixedly connected with a gas collecting hood (7), the bottom of the laboratory bench (1) is fixedly connected with a negative pressure unit (8), an air exhaust hose (9) is communicated with an air exhaust end of the negative pressure unit (8), and one end, far away from the negative pressure unit (8), of the air exhaust hose (9) penetrates through the isolation housing (6) and extends into the isolation housing (6) and is communicated with the gas collecting hood (7);
the lifting adjusting mechanism comprises a first motor (10) fixed on one side of the concave frame shell (4), the main shaft end of the first motor (10) penetrates through and extends into the transverse straight end of the concave frame shell (4) and is fixedly connected with a rotating rod (11), and the rotating rod (11) is fixedly connected with two first bevel gears (12) which are arranged in the same direction, the inner walls of two vertical ends of the concave frame shell (4) are rotationally connected with threaded rods (13) which are vertically and symmetrically arranged through a first rotating piece, and the upper end of the threaded rods (13) is fixedly connected with a second bevel gear (14) which is engaged with the first bevel gear (12), both the two threaded rods (13) are in threaded connection with nut blocks (15), and one side of each of the two nut blocks (15) is fixedly connected with a connecting rod (16), and the two connecting rods (16) respectively penetrate through the two sliding openings (5) and are fixedly connected with the isolation housing (6).
2. The isolation structure for the biological laboratory according to claim 1, wherein the reciprocating translation mechanism comprises a second motor (17) fixed on one side of the isolation housing (6), a spindle end of the second motor (17) extends into the isolation housing (6) through and is fixedly connected with a transversely arranged screw rod (18), an inner wall of one side of the isolation housing (6) is rotatably connected with one end of the screw rod (18) through a second rotating member, a threaded block (19) is connected to the screw rod (18) through a thread, a transversely arranged limiting rod (20) is fixedly connected to the isolation housing (6), the limiting rod (20) is arranged through the threaded block (19), and the lower side of the threaded block (19) is fixedly connected with the gas collection housing (7).
3. The isolation structure for the biological laboratory according to claim 2, wherein one side of the thread block (19) is provided with a sliding hole, and the limiting rod (20) is arranged through the sliding hole.
4. The isolation structure for the biological laboratory according to claim 1, wherein a control switch (21) is fixedly connected to the front side of the laboratory table (1), and the input ends of the lifting adjusting mechanism, the reciprocating translation mechanism and the negative pressure unit (8) are respectively electrically connected with the control switch (21).
5. An insulation structure for biological laboratory according to claim 1, characterized in that the front side of said insulation enclosure (6) is provided with a transparent tempered glass viewing port.
6. An isolation structure for biological laboratory, according to claim 1, characterized in that the upper side of said laboratory table (1) is fixedly connected with a sealing gasket (22) arranged corresponding to the isolation enclosure (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123288928.9U CN216574781U (en) | 2021-12-24 | 2021-12-24 | Isolation structure for biological laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123288928.9U CN216574781U (en) | 2021-12-24 | 2021-12-24 | Isolation structure for biological laboratory |
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| Publication Number | Publication Date |
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| CN216574781U true CN216574781U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123288928.9U Active CN216574781U (en) | 2021-12-24 | 2021-12-24 | Isolation structure for biological laboratory |
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| CN (1) | CN216574781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900201A (en) * | 2024-03-19 | 2024-04-19 | 国网山东省电力公司莱芜供电公司 | Inside dirty processing apparatus of block terminal |
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2021
- 2021-12-24 CN CN202123288928.9U patent/CN216574781U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900201A (en) * | 2024-03-19 | 2024-04-19 | 国网山东省电力公司莱芜供电公司 | Inside dirty processing apparatus of block terminal |
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