CN211613743U

CN211613743U - Exhaust device for laboratory

Info

Publication number: CN211613743U
Application number: CN201922063556.6U
Authority: CN
Inventors: 赵志峰; 刘福权; 靳岳; 高颖; 任超
Original assignee: Sichuan Yashi Technology Co ltd
Current assignee: Sichuan Yashi Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-10-02
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an exhaust apparatus for laboratory, including the laboratory bench, fan housing fixed mounting is on the laboratory bench top, intake pipe one end and the riveting of fan housing up end, silence case A air intake department and intake pipe intercommunication, a blast pipe and silence case A intercommunication, a purifier installs in the blast pipe, and a discharge fan A sets up in the blast pipe, and a fan is installed in blast pipe air outlet department. Reasonable in design, simple structure, exhaust speed is fast for the circulation of air in the laboratory, and during operation sound is little, can not influence experimenter's work, discharges the environmental protection after purifying with the laboratory air again.

Description

Exhaust device for laboratory

Technical Field

The utility model relates to a field, specifically say an exhaust apparatus for laboratory.

Background

During the experiment, various bad smelling and toxic gases are often generated. If the harmful gases are not discharged outdoors in time, indoor air pollution can be caused, and the health and safety of laboratory personnel are affected, so that the ventilation and exhaust system is an indispensable component in laboratory design, and the gases are discharged outdoors without being processed, and outdoor air pollution can be caused. The fume hood or the exhaust hood is used for sucking air and exhausting air in a common laboratory, and the exhaust hood is small in size, so that the exhaust hood is often installed at the position where the fume hood cannot exhaust air, the exhaust speed is low, indoor air pollution can be caused, and the health and safety of experimenters are affected.

When the air exhauster carries out the air suction on air pipe, except that air exhauster work energy production noise, wind flows in the pipeline and can drive air pipe production vibration, also can produce the noise, and the noise can influence experimenter's operating condition, therefore how to add the function of making an uproar of falling in laboratory exhaust system design also is worth studying.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides an exhaust apparatus for laboratory that reasonable in design, simple structure, exhaust speed is fast, and work sound is little herein.

The utility model discloses a realize like this, construct an exhaust apparatus for laboratory, including the laboratory bench, fan housing fixed mounting is on the laboratory bench top, intake pipe one end and the riveting of fan housing up end, silence case A air intake department and intake pipe intercommunication, a blast pipe and silence case A intercommunication, a purifier installs in the blast pipe, a blast fan A sets up in the blast pipe, and a fan is installed in blast pipe air outlet department.

Furthermore, an air inlet pipe B is arranged at the joint of the exhaust pipe and the mute box A, one end of the air inlet pipe B is communicated with an air outlet of the mute box A, and the other end of the air inlet pipe B is riveted and communicated with the exhaust pipe.

Further, the blast pipe still sets up an air-supply line A, air-supply line A one end fixed mounting is on the wall body to communicate in with the laboratory, the other end and blast pipe riveting and intercommunication, air discharge fan A installs in air-supply line A and wall body junction.

Furthermore, a silencing box B is also arranged in the exhaust pipe.

Furthermore, a layer of microporous plate is arranged in the exhaust pipe.

Furthermore, the fan housing is communicated with the top of the experiment table, and an exhaust fan B is installed at the joint of the fan housing and the experiment table.

Furthermore, the air inlet positions of the exhaust fan A and the exhaust fan B are both provided with dust covers.

The utility model has the advantages of as follows: reasonable in design, simple structure, exhaust speed is fast for the circulation of air in the laboratory, and during operation sound is little, can not influence experimenter's work, discharges the environmental protection after purifying with the laboratory air again. Through reasonable design silence case, silence case A air intake department and intake pipe intercommunication, still set up a silence case B in the exhaust pipe, the device during operation, wind flow in the pipeline drives air pipe and produces the vibration to produce the noise, thereby the silence case will vibrate and the noise reduction reaches the effect of making an uproar.

The exhaust pipe is reasonably designed, and a layer of microporous plate is arranged in the exhaust pipe, so that the vibration and noise generated by the flow of wind in the pipe are further weakened, and the silencing effect is achieved.

The reasonable design exhaust fan, fan housing and test bench top intercommunication, its junction installation exhaust fan B, exhaust fan A install in air-supply line A and wall body junction, through the supplementary exhaust of exhaust fan for exhaust apparatus's exhaust speed.

Drawings

FIGS. 1-3 are schematic structural views of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 2;

FIG. 5 is a cross-sectional view B-B of FIG. 2;

FIG. 6 is a partial enlarged view of C-C in FIG. 5;

FIG. 7 is a partial enlarged view of D-D in FIG. 4;

in the figure; 1. a test bed; 2. an exhaust pipe; 2.1, an air inlet pipe A; 2.2, an air inlet pipe B; 2.3, a microporous plate; 3. an exhaust fan A; 4. an air inlet pipe; 5. a mute box A; 6. a fan housing; 7. a mute box B; 8. a purification device; 9. an exhaust fan B; 10. a fan.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide one here the utility model discloses a realize like this, construct an exhaust apparatus for laboratory, including

laboratory bench

1, 6 fixed mounting of fan housing are on 1 top of laboratory bench, and 4 one ends in intake pipe are riveted with 6 up end of fan housing, and silence case A5 air intake department communicates with intake pipe 4, and a blast pipe 2 communicates with silence case A5, and a purifier 8 is installed in blast pipe 2, and a blast fan A3 sets up in blast pipe 2, and a fan 10 is installed in 2 air outlets of blast pipe.

In this embodiment, an air inlet pipe B2.2 is disposed at the joint of the exhaust pipe 2 and the mute box a5, one end of the air inlet pipe B2.2 is connected to the air outlet of the mute box a5, and the other end is riveted and connected to the exhaust pipe 2.

In this embodiment, blast pipe 2 still sets up an air-supply line A2.1, air-supply line A2.1 one end fixed mounting is on the wall body to communicate in with the laboratory, the other end and blast pipe 2 riveting and intercommunication, exhaust fan A3 installs in air-supply line A2.1 and wall body junction.

In this embodiment, a sound silencing box B7 is further disposed in the exhaust pipe 2.

In this embodiment, a layer of micro-porous plate 2.3 is disposed in the exhaust pipe 2.

In this embodiment, the hood 6 is in communication with the top of the laboratory table 1, and an exhaust fan B9 is installed at the connection point.

In this embodiment, dust covers are disposed at the air inlet positions of the exhaust fan a3 and the exhaust fan B9.

The utility model discloses when implementing, when carrying out the experiment, fan 10 begins work, and exhaust fan A3, B9 operation take away the air in the laboratory, discharge after purifier 8 purifies.

The reasonable design silence case, silence case A air intake department and intake pipe intercommunication, still set up a silence case B in the exhaust pipe, the device during operation, wind flow in the pipeline drives air pipe and produces the vibration to produce the noise, thereby the silence case will vibrate and the noise reduction reaches the effect of making an uproar.

The reasonable design exhaust fan, fan housing and laboratory bench top intercommunication, its junction installation exhaust fan B, exhaust fan A install in air-supply line A and wall body junction, through the supplementary exhaust of exhaust fan for exhaust apparatus's exhaust speed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An exhaust apparatus for a laboratory, comprising: comprises that

A laboratory bench (1);

the fan cover (6) is fixedly arranged at the top end of the experiment table (1);

one end of the air inlet pipe (4) is riveted with the upper end face of the fan cover (6);

the air inlet of the mute box A (5) is communicated with the air inlet pipe (4);

an exhaust pipe (2) communicated with the silence box A (5);

a purification device (8) arranged in the exhaust pipe (2);

an exhaust fan A (3) arranged in the exhaust pipe (2);

and the fan (10) is arranged at the air outlet of the exhaust pipe (2).

2. An exhaust apparatus for a laboratory according to claim 1, wherein: the joint of the exhaust pipe (2) and the mute box A (5) is provided with an air inlet pipe B (2.2), one end of the air inlet pipe B (2.2) is communicated with the air outlet of the mute box A (5), and the other end of the air inlet pipe B (2.2) is riveted and communicated with the exhaust pipe (2).

3. An exhaust apparatus for a laboratory according to claim 2 wherein: blast pipe (2) still set up an air-supply line A (2.1), air-supply line A (2.1) one end fixed mounting is on the wall body to communicate in with the laboratory, the other end and blast pipe (2) riveting and intercommunication, air discharge fan A (3) are installed in air-supply line A (2.1) and wall body junction.

4. An exhaust apparatus for a laboratory according to claim 3 wherein: and a silencing box B (7) is also arranged in the exhaust pipe (2).

5. An exhaust apparatus for a laboratory according to claim 4 wherein: a layer of microporous plate (2.3) is arranged in the exhaust pipe (2).

6. An exhaust apparatus for a laboratory according to claim 1, wherein: the fan cover (6) is communicated with the top of the experiment table (1), and an exhaust fan B (9) is installed at the joint of the fan cover and the experiment table.

7. An exhaust apparatus for a laboratory according to claim 1, wherein: dust covers are arranged at air inlet positions of the exhaust fan A (3) and the exhaust fan B (9).