CN112984679A

CN112984679A - Ventilation system is used in laboratory

Info

Publication number: CN112984679A
Application number: CN202110177019.3A
Authority: CN
Inventors: 桂仁斌
Original assignee: Shanghai Jianran Laboratory Equipment Co ltd
Current assignee: Shanghai Jianran Laboratory Equipment Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-06-18
Anticipated expiration: 2041-02-07
Also published as: CN112984679B

Abstract

The application relates to a ventilation system is used in laboratory relates to ventilation system technical field. It includes the laboratory, a plurality of laboratory cabinets have been placed in the laboratory, the laboratory lateral wall runs through and has seted up the hole of airing exhaust, inside cavity and the top of laboratory cabinet run through and are provided with a plurality of exhaust holes, and are a plurality of the laboratory cabinet lateral wall all communicates and is provided with the exhaust and manages in charge, and is a plurality of the one end intercommunication that the laboratory cabinet was kept away from to the exhaust is managed in charge is provided with exhaust house steward, the inside fan that is provided with of exhaust house ste. And opening the fan, enabling air above the experiment cabinet to enter the inside of the experiment cabinet from the exhaust hole, and then finally discharging the air to the outside of the experiment cabinet through the exhaust branch pipe and the exhaust main pipe. The application can equally divide the ventilation resources for being in a plurality of experiment cabinets, thereby realizing the unification of the ventilation effect.

Description

Ventilation system is used in laboratory

Technical Field

The application relates to the field of ventilation equipment, in particular to a ventilation system for a laboratory.

Background

The ventilation system for the laboratory is a structure specially used for ventilation of the laboratory.

A ventilation system of a laboratory in the related art is shown in fig. 6, and includes a laboratory 1, a plurality of laboratory cabinets 2 are placed in the laboratory 1, an air outlet 10 is formed through a side wall of the laboratory 1, and an exhaust fan 11 is installed in the air outlet 10. When ventilation is needed, the air in the laboratory 1 can be exhausted outside the laboratory 1 by opening the exhaust fan 11, so that ventilation is realized.

The related art described above has the following drawbacks: when an operator performs an experiment on the experiment cabinet 2, the distance between each experiment cabinet 2 and the exhaust fan 11 is different, so that the ventilation effect of each experiment cabinet 2 is different, and needs to be improved.

Content of application

In order to improve the uneven problem of ventilation effect of each laboratory cabinet department, this application provides a ventilation system is used in laboratory.

The application provides a ventilation system is used in laboratory adopts following technical scheme:

the utility model provides a ventilation system is used in laboratory, includes the laboratory, a plurality of laboratory cabinets have been placed in the laboratory, the laboratory lateral wall runs through and has seted up the hole of airing exhaust, inside cavity and the top of laboratory cabinet run through and are provided with a plurality of exhaust holes, and are a plurality of the laboratory cabinet lateral wall all feeds through and is provided with the exhaust and manages in charge, and is a plurality of the one end intercommunication that the laboratory cabinet was kept away from to the exhaust is managed in charge is provided with exhaust manifold, the inside fan that is.

Through adopting above-mentioned technical scheme, open the fan, inside the air of experiment cabinet top got into the experiment cabinet from the exhaust hole, finally discharged to the laboratory outside through exhaust branch pipe and exhaust manifold afterwards. The application can equally divide the ventilation resources for being in a plurality of experiment cabinets, thereby realizing the unification of the ventilation effect.

Optionally, the sliding hole has been seted up to experiment cabinet top wall, sliding connection has the slip table in the sliding hole, be provided with supporting spring between the sliding hole bottom and the slip table diapire, the regulation hole has been seted up to exhaust branch pipe roof, sliding connection has the regulating plate in the regulation hole, the regulating plate shutoff exhaust branch pipe, be connected with the connection rope between regulating plate and the slip table.

Through adopting above-mentioned technical scheme, when the experiment cabinet is not in user state, supporting spring upwards promotes the slip table, regulating plate shutoff exhaust air pipe this moment for the experiment cabinet that is not in user state can not occupy ventilation resource. When the experiment cabinet is in a use state, an operator can place experiment equipment and the like above the sliding table, the sliding table can be pressed downwards under the action of gravity of the experiment equipment, the adjusting plate moves upwards under the action of lifting the connecting rope at the moment, the smooth state inside the exhaust branch pipe can be recovered, and then air above the experiment cabinet can be sucked into the inside of the experiment cabinet and flows through the exhaust branch pipe and the exhaust main pipe to be finally discharged out of the experiment cabinet. The ventilation resource can be equally divided to a plurality of experiment cabinets in the use state, so that the uniformity of the ventilation effect is realized, the plurality of experiment cabinets in the non-use state do not occupy the ventilation resource, and the waste of the ventilation resource can not occur.

Optionally, an adjusting hole is formed in the bottom of the sliding hole, an adjusting rod is connected to the inner thread of the adjusting hole, and the bottom end of the supporting spring is connected with the adjusting rod.

Through adopting above-mentioned technical scheme, rotate the regulation pole and can realize adjusting the regulation of pole for adjusting the hole position state, and then adjustable supporting spring's tensioning degree to the realization is to the regulation of slip table position state.

Optionally, the both ends of supporting spring all fixedly are provided with the installation pole, the mounting hole has all been seted up to adjusting lever roof and slip table diapire, the installation pole adaptation is inserted and is established to the mounting hole in.

Through adopting above-mentioned technical scheme, the installation that can realize supporting spring in the poor mounting hole that sets up of installation pole, and the installation back that finishes is difficult for causing supporting spring's torsion at the in-process that the adjusting lever rotated the regulation.

Optionally, the experiment cabinet lateral wall has been seted up and has been accomodate the hole, accomodate the downthehole storage box that is provided with, the fixed a plurality of heating panels that are provided with of storage box lateral wall.

Through adopting above-mentioned technical scheme, can place article in the containing box, like experiment equipment etc. utilize the inside air that flows of a plurality of heating panels cooperation experiment cabinet to be convenient for realize the heat dissipation of containing box in addition.

Optionally, the hole sealing has been seted up to the storage box roof, sliding connection has the shrouding in the hole sealing, the connecting hole has been seted up to the slide opening lateral wall, the slip table is connected with the connecting rod, the connecting rod stretches out the connecting hole and links to each other with the shrouding.

By adopting the technical scheme, the synchronous movement of the sealing plate and the sliding table can be realized, when the experiment cabinet is not in a use state, the sliding table is pushed upwards by the supporting spring, and the opening of the containing box body is in an open state, so that experiment equipment can be conveniently taken; when the experiment cabinet is in a use state, an operator can take out experimental equipment and the like in the containing box body and place the experimental equipment and the like above the sliding table, the sliding table can be pressed downwards under the action of gravity of the experimental equipment, the opening of the containing box body is sealed by the sealing plate, and the inner space of the containing box body can be sealed.

Optionally, a sliding sleeve is arranged at the bottom of the sliding table, the connecting rod is connected with the inner side of the sliding sleeve in a sliding mode, and a jack is arranged on the side wall of the sealing plate.

Through adopting above-mentioned technical scheme, can realize the plug of connecting rod and jack with the connecting rod along sliding sleeve reciprocating sliding to realize the dismouting of connecting rod and shrouding.

Optionally, one end of the connecting rod, which faces the sealing plate, is fixedly provided with a first magnetic part, and the bottom of the hole of the insertion hole is fixedly provided with a second magnetic part which is magnetically attracted to the first magnetic part.

Through adopting above-mentioned technical scheme, the connecting rod is inserted and is established to the jack in the back, and magnetism spare one attracts mutually with two magnetism of magnetism spare, can promote the connecting rod stability after the installation finishes, is difficult for breaking away from by oneself.

Optionally, the experiment cabinet top wall is connected with the aviation baffle, aviation baffle top sets up towards the slope of slip table.

Through adopting above-mentioned technical scheme, the aviation baffle can make the scope of breathing in at experiment cabinet top more concentrated to make the effect that the waste gas that produces is absorbed better in the experimentation.

Optionally, the air deflector is rotatably connected with the top wall of the experiment cabinet, the air deflector is rotatably connected with the supporting rods, and the top wall of the experiment cabinet is provided with a plurality of supporting holes for inserting the bottoms of the supporting rods.

Through adopting above-mentioned technical scheme, can choose to insert the bracing piece bottom and establish in the bracing hole of difference and adjust and realize the locking, convenient operation with the inclination to the aviation baffle.

In summary, the present application includes at least one of the following benefits:

1. the experiment cabinet is directly communicated by the exhaust main pipe and the exhaust branch pipes, so that the experiment cabinet is sucked, and ventilation resources among the experiment cabinets can be distributed more uniformly;

2. the linkage of the sliding table and the adjusting plate is realized by the connecting rope, the adjusting plate is automatically opened in a use state, and the experiment cabinet in a non-use state does not occupy ventilation resources.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for showing a connection relationship between the air deflector and the experimental cabinet in the embodiment of the present application;

FIG. 3 is a schematic structural diagram for showing a connection relationship between a sliding table and an adjusting plate in the embodiment of the present application;

FIG. 4 is a schematic structural diagram for showing a connection relationship between a slide table and a slide hole in the embodiment of the present application;

fig. 5 is a schematic structural view for showing a connection relationship between the sliding table and the sealing plate in the embodiment of the present application;

fig. 6 is a schematic view showing a structure of a ventilation system of a laboratory in the related art.

In the figure: 1. a laboratory; 10. an air exhaust hole; 11. an exhaust fan; 2. a laboratory cabinet; 20. an exhaust hole; 21. exhaust branch pipe; 22. an exhaust manifold; 23. a fan; 24. an air deflector; 25. a support bar; 250. a support hole; 3. a sliding table; 30. a slide hole; 31. an adjusting plate; 310. an adjustment hole; 32. connecting ropes; 33. a fixed pulley; 34. an adjusting lever; 340. an adjustment hole; 35. a support spring; 36. mounting a rod; 360. mounting holes; 4. a storage box body; 40. a receiving hole; 400. a heat dissipation plate; 41. closing the plate; 410. sealing holes; 42. a sliding sleeve; 43. a connecting rod; 430. connecting holes; 44. a jack; 451. a first magnetic part; 452. and a second magnetic part.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses ventilation system is used in laboratory. Referring to fig. 1, a ventilation system is used in laboratory includes laboratory 1, and evenly distributed has a plurality of laboratory cabinets 2 in laboratory 1. The inside cavity of experiment cabinet 2 and lateral wall intercommunication are provided with the exhaust and are in charge of 21, and a plurality of exhaust are in charge of 21 and are kept away from the one end intercommunication of experiment cabinet 2 and have exhaust manifold 22, and exhaust manifold 22 is inside to be provided with fan 23 through the bolt fastening. The top wall of the laboratory cabinet 2 is penetrated and provided with a plurality of exhaust holes 20, the side wall of the laboratory 1 is penetrated and provided with an exhaust hole 10, and the end part of the exhaust main pipe 22 extends out of the exhaust hole 10 so as to exhaust the air at the top of the laboratory cabinet 2 from the exhaust holes 20, the exhaust branch pipes 21 and the exhaust main pipe 22 out of the laboratory 1 to complete ventilation.

Referring to fig. 2, the top wall of the experiment cabinet 2 is also rotatably connected with an air deflector 24 through a rotating shaft, and the top of the air deflector 24 is obliquely arranged towards the center of the experiment cabinet 2 so as to exhaust air more intensively. The air deflector 24 is further rotatably connected with a support rod 25 through a rotating shaft, a plurality of support holes 250 are uniformly distributed on the top wall of the experiment cabinet 2, and one end, away from the air deflector 24, of the support rod 25 is inserted into different support holes 250, so that locking of the air deflector 24 at different inclination angles can be achieved.

Referring to fig. 3, the middle portion of the top wall of the experiment cabinet 2 extends downwards to form a sliding hole 30, the sliding table 3 is inserted into the sliding hole 30 in an adaptive manner, and the sliding table 3 is hollow and can slide axially along the sliding hole 30. The exhaust branch pipe 21 roof runs through and has seted up regulation hole 310, and the adaptation is inserted in the regulation hole 310 and is equipped with regulating plate 31, connects rope 32 through sticky fixedly connected with between regulating plate 31 and the slip table 3. The edge of the experiment cabinet 2 is provided with a fixed pulley 33 through the bearing rotation, and the fixed pulley 33 is higher than the sliding table 3, and the connecting rope 32 is wound on the fixed pulley 33. When the sliding table 3 slides upwards, the adjusting plate 31 falls under the action of the gravity of the adjusting plate so as to plug the inside of the exhaust branch pipe 21; when slip table 3 glides downwards (can place laboratory glassware on slip table 3 when carrying out the experiment operation, can push down slip table 3), connect rope 32 and upwards pull adjusting plate 31, can resume the inside circulation state of exhaust minute pipe 21.

Referring to fig. 4, a plurality of adjusting holes 340 are formed through the bottom of the sliding hole 30, the adjusting holes 340 are connected with the adjusting rods 34 through internal threads, a supporting spring 35 is arranged between the adjusting rod 34 and the sliding table 3, mounting rods 36 are integrally formed at two ends of the supporting spring 35, and the mounting rods 36 are coaxial with the supporting spring 35 and the adjusting rods 34. Mounting hole 360 has all been seted up along the 34 axial of adjusting lever to adjusting lever 34 roof and 3 diapalls of slip table, and mounting rod 36 inserts and establishes to mounting hole 360 in can realizing supporting spring 35's installation.

Referring to fig. 3, 2 lateral walls of experiment cabinet run through and have been seted up and have been accomodate hole 40, accomodate the hole 40 inner wall and have storage box 4 through welded fastening, the inside experimental device that is used for placing of storage box 4, and storage box 4 lateral wall integrated into one piece has a plurality of heating panels 400, is convenient for cooperate the air flow to realize the heat dissipation.

Referring to fig. 3, a hole sealing hole 410 is formed through the top of the inner wall of the storage box, a sealing plate 41 is inserted into the hole sealing hole 410 in a matching manner, and the sealing plate 41 can slide along the axial direction of the hole sealing hole 410. A sliding sleeve 42 is welded and fixed on the bottom wall of the outer side of the sliding table 3, a connecting rod 43 is inserted in the sliding sleeve 42 in an adaptive manner, the connecting rod 43 can slide along the axial direction of the sliding sleeve 42, a connecting hole 430 is formed in the side wall of the sliding hole 30, the connecting rod 43 is in clearance fit with the connecting hole 430, and the connecting rod 43 can slide in the connecting hole 430 along with the sliding of the sliding table 3.

Referring to fig. 3 and 5, the side wall of the sealing plate 41 is provided with an insertion hole 44, and one end of the connecting rod 43 extending out of the connecting hole 430 is inserted into the insertion hole 44, so as to realize the following of the sliding table 3 and the sealing plate 41. When the sliding table 3 moves upwards, the connecting rod 43 drives the sealing plate 41 to move upwards, so that the open state of the opening of the containing box can be realized, and articles can be conveniently taken and placed; when the sliding table 3 moves downwards, the connecting rod 43 drives the sealing plate 41 to move downwards, so that the opening of the storage box can be sealed. One end of the connecting rod 43 close to the sealing plate 41 is fixed with a first magnetic part 451 through gluing, the bottom of the hole of the insertion hole 44 is fixed with a second magnetic part 452 through gluing, and the first magnetic part 451 and the second magnetic part 452 are magnetic attracted magnet blocks to improve the state stability of the connecting rod 43 after being inserted into the insertion hole 44.

The implementation principle of ventilation system is used in this application embodiment laboratory: the fan 23 is turned on, and air flows from the exhaust branch pipe 21 toward the exhaust manifold 22 and is finally discharged outside the laboratory 1. When experiment cabinet 2 is not in the user state, supporting spring 35 upwards promotes slip table 3, and 4 openings of storage box body this moment are in open state, are convenient for take the experimental apparatus, and regulating plate 31 shutoff exhaust air pipe for experiment cabinet 2 that is not in the user state can not occupy the ventilation resource. When experiment cabinet 2 is in the user state, operating personnel can take out experimental facilities etc. in the containing box 4, and place in 3 tops of slip table, can push down slip table 3 under experimental facilities's action of gravity, the 4 opening parts of containing box are sealed by shrouding 41 this moment, can make the inside space of containing box 4 comparatively sealed, regulating plate 31 goes upward under the effect that connecting rope 32 carried in addition, can resume the inside unblocked state of exhaust minute pipe 21, can inhale the inside and flow through exhaust minute pipe 21 of experiment cabinet 2 with the air of experiment cabinet 2 top afterwards, exhaust main 22 and the laboratory 1 outside of finally discharging. This application can equally divide ventilation resource to a plurality of experiment cabinets 2 that are in user state to realize ventilation effect's unity, and a plurality of experiment cabinets 2 that are under unused state do not occupy ventilation resource.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a ventilation system is used in laboratory, includes laboratory (1), a plurality of laboratory cabinets (2) have been placed in laboratory (1), laboratory (1) lateral wall runs through and has seted up exhaust hole (10), its characterized in that: experiment cabinet (2) inside cavity and top are run through and are provided with a plurality of exhaust holes (20), and are a plurality of experiment cabinet (2) lateral wall all communicates and is provided with exhaust branch pipe (21), and is a plurality of the one end intercommunication that experiment cabinet (2) were kept away from in exhaust branch pipe (21) is provided with exhaust house steward (22), exhaust house steward (22) inside is provided with fan (23).

2. The laboratory ventilation system of claim 1, wherein: slide opening (30) have been seted up to experiment cabinet (2) roof, sliding connection has slip table (3) in slide opening (30), be provided with supporting spring (35) between slide opening (30) hole bottom and slip table (3) diapire, regulation hole (310) have been seted up to exhaust minute pipe (21) roof, sliding connection has regulating plate (31) in regulation hole (310), regulating plate (31) shutoff exhaust minute pipe (21), be connected with between regulating plate (31) and slip table (3) and be connected rope (32).

3. The laboratory ventilation system of claim 2, wherein: adjusting holes (340) are formed in the bottoms of the sliding holes (30), adjusting rods (34) are connected to the inner threads of the adjusting holes (340), and the bottom ends of the supporting springs (35) are connected with the adjusting rods (34).

4. A laboratory ventilation system according to claim 3, wherein: the both ends of supporting spring (35) are all fixed and are provided with installation pole (36), mounting hole (360) have all been seted up to adjusting lever (34) roof and slip table (3) diapire, installation pole (36) adaptation is inserted and is established to mounting hole (360) in.

5. The laboratory ventilation system of claim 1, wherein: the experimental cabinet (2) lateral wall has been seted up and has been accomodate hole (40), be provided with in accomodating hole (40) and accomodate box (4), accomodate box (4) lateral wall and fixedly be provided with a plurality of heating panels (400).

6. The laboratory ventilation system of claim 5, wherein: hole sealing (410) have been seted up to containing box (4) roof, sliding connection has shrouding (41) in hole sealing (410), connecting hole (430) have been seted up to slide opening (30) lateral wall, slip table (3) are connected with connecting rod (43), connecting rod (43) stretch out connecting hole (430) and link to each other with shrouding (41).

7. The laboratory ventilation system of claim 6, wherein: sliding sleeve (42) are arranged at the bottom of the sliding table (3), the connecting rod (43) is in sliding connection with the inner side of the sliding sleeve (42), and the side wall of the sealing plate (41) is provided with a jack (44).

8. The laboratory ventilation system of claim 7, wherein: one end of the connecting rod (43) facing the sealing plate (41) is fixedly provided with a first magnetic part (451), and the bottom of the hole of the inserting hole (44) is fixedly provided with a second magnetic part (452) which is magnetically attracted with the first magnetic part (451).

9. The laboratory ventilation system of claim 1, wherein: the top wall of the experiment cabinet (2) is connected with an air deflector (24), and the top of the air deflector (24) is obliquely arranged towards the sliding table (3).

10. The laboratory ventilation system of claim 9, wherein: the air deflector (24) is rotatably connected with the top wall of the experiment cabinet (2), the air deflector (24) is rotatably connected with the supporting rods (25), and the top wall of the experiment cabinet (2) is provided with a plurality of supporting holes (250) for inserting the bottoms of the supporting rods (25).