CN216727347U

CN216727347U - Mute clean workbench

Info

Publication number: CN216727347U
Application number: CN202123041025.0U
Authority: CN
Inventors: 吕建富; 冼勇伟; 吴高
Original assignee: Daer Guangzhou Biotechnology Co ltd
Current assignee: Daer Guangzhou Biotechnology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-06-14
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to the technical field of medical instrument, a silence clean bench is disclosed, the intelligent cabinet temperature adjusting device comprises a working cabinet body, the internal workspace that is equipped with of workstation, the fan is installed to the top of workspace, the place ahead of workspace is equipped with the orientation the static pressure case of workspace air supply, the top of static pressure case is equipped with case portion air intake, the air-out end of fan through the buffering wind channel with case portion air intake intercommunication, the orientation is installed to the static pressure incasement the scattered stream board that the air intake set up. The utility model discloses a silence clean bench, wind speed homogeneity is high.

Description

Mute clean workbench

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a silence clean bench.

Background

A clean bench is a box-type air purification device that can provide local dust-free clean, sterile working environment with a class 100 (ISO class 5) local operating environment. And the polluted air in the working area can be artificially controlled and discharged through a special filtering channel, so that the harm to people and the environment is avoided. The air speed, air cleanliness, noise, vibration, illumination and other performance parameters in the working space can be kept to meet the use requirements of laboratories in the working state, and the air-conditioning system is widely applied to relevant industries such as biological laboratories, medical treatment and health, biopharmaceuticals and the like, and has good effects on improving process conditions, protecting the health of operators, and improving the product quality and the finished product ratio.

The existing clean bench has no special buffer air guide channel or the structure of the special buffer air guide channel is too simple, so that the uniformity of air flow is poor. In order to compensate for the wind speed at the far position of the air outlet of the fan, the power of the fan can be only increased, and the noise is high. The filter is often operated at high wind speeds, which results in a significant reduction in the partial area filtration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: provided is a silent clean bench with high wind speed uniformity.

In order to achieve the purpose, the utility model provides a silence clean bench, the intelligent cabinet temperature adjusting device comprises a working cabinet body, the internal workspace that is equipped with of workstation, the fan is installed to the top of workspace, the place ahead of workspace is equipped with the orientation the static pressure case of workspace air supply, the top of static pressure case is equipped with case portion air intake, the air-out end of fan through the buffering wind channel with case portion air intake intercommunication, the orientation is installed to the static pressure incasement the scattered stream board that case portion air intake set up.

Preferably, the static pressure box is matched with the outer contour of the opposite surface of the working area.

Preferably, the plenum box is flat in shape.

Preferably, the diffuser plate is matched with the length of the static pressure box.

Preferably, the diffuser plate is mounted on the upper part of the plenum box.

Preferably, the buffering air guide duct comprises a buffering plate which is arranged in a downward inclined mode, and the buffering plate is arranged towards the air outlet end of the fan.

Preferably, the buffer air guide duct is L-shaped, the upper end of the buffer air guide duct is communicated with the air outlet end of the fan, and the lower end of the buffer air guide duct is communicated with the air inlet of the box portion.

As the preferred scheme, the prefilter is installed to the top of fan, the fan is equipped with the fan air intake, the fan air intake with the prefilter intercommunication.

Preferably, the blower inlet is disposed on the top surface of the blower, and the blower inlet is disposed corresponding to the primary filter.

Preferably, a high-efficiency filter is arranged between the air supply outlet of the static pressure box and the working area.

The embodiment of the utility model provides a silence clean bench compares with prior art, and its beneficial effect lies in: the operating personnel carry out the experiment operation in the workspace of the working cabinet body. The fan is communicated with the static pressure box through the buffering air guide channel, so that outside air is sucked from the fan and guided to the static pressure box through the buffering air guide channel to provide clean air for a working area. The static pressure case sets up in the place ahead of workspace, and the air outlet of static pressure case is towards the workspace, leads to the workspace the place ahead through buffering wind channel and static pressure case to the guide of fan suction air current, shortens the distance of air outlet and workspace, avoids in order to compensate the wind speed of leaving the fan air outlet position far away, can only increase power, leads to the problem that the noise is big to appear, provides the operational environment of silence for operating personnel, reduces the energy consumption simultaneously, resources are saved. The static pressure box is internally provided with a flow dispersing plate which is arranged towards the air inlet and used for buffering air flow entering the buffering air guide channel, so that the excessive high air flow jet speed and the generation of vortex are prevented, the air flow in the static pressure box is uniform, a good air flow organization is achieved, and the uniformity of the outflow air flow is ensured.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an air duct according to an embodiment of the present invention.

Fig. 3 is a schematic view of an airflow flowing track of an air duct according to an embodiment of the present invention.

In the figure:

10. a working cabinet body; 11. a working area; 12. a fan; 13. an air inlet of the fan; 14. a preliminary filter; 15. a high efficiency filter;

20. a static pressure box; 21. a flow dispersing plate;

30. a buffer air guide channel; 31. a buffer plate; 32. and a shunt through hole.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are used in the present invention as indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "connected," "connected," and "fixed" used in the present invention should be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral body; the connection can be mechanical connection or welding connection; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 3, the utility model discloses a silence clean bench of preferred embodiment, including the work cabinet body 10, be equipped with workspace 11 in the work cabinet body 10, fan 12 is installed to workspace 11's top, and workspace 11 the place ahead is equipped with static pressure case 20 towards workspace 11 air supplies, and static pressure case 20's top is equipped with case portion air intake, and fan 12's air-out end is through buffering wind guide channel 30 and case portion air intake intercommunication, installs the board 21 that looses towards the setting of case portion air intake in the static pressure case 20.

The utility model discloses a silence clean bench, operating personnel experiment operation in the workspace 11 of the working cabinet body 10. The fan 12 is communicated with the static pressure box 20 through the buffer air guide duct 30, so that outside air is sucked from the fan 12 and guided to the static pressure box 20 through the buffer air guide duct 30 to provide clean air for the working area 11. Static pressure case 20 sets up in the place ahead of workspace 11, and the air outlet of static pressure case 20 is towards workspace 11, leads to workspace 11 the place ahead through the direction of buffering wind guide way 30 and static pressure case 20 to fan 12 suction air current, shortens the distance of air outlet and workspace 11, avoids in order to compensate the wind speed of keeping away from fan 12 air outlet position far away, can only increase power, leads to the problem that the noise is big to appear, provides the operating environment of silence for operating personnel, reduces the energy consumption simultaneously, resources are saved. The static pressure box 20 is internally provided with a flow dispersing plate 21 which is arranged towards the air inlet of the box part and used for buffering the air flow entering the buffering air guide duct 30, so that the excessive high air flow jet speed and the generation of vortex are prevented, the air flow in the static pressure box 20 is uniform, a good air flow organization is achieved, and the uniformity of the air flow flowing out is ensured.

As shown in fig. 1 to 2, preferably, a fan 12 box is disposed above the working area 11, and the fan 12 is disposed in the fan 12 box. The buffer air guide duct 30 and the static pressure box 20 form an air duct. The air flow in the working cabinet 10 is guided and divided by the air duct. The diffuser plate 21 is provided with at least a flow dividing through hole 32 for dividing the air flow.

Further, as shown in fig. 1, the static pressure box 20 is matched with the outer contour of the opposite surface of the working area 11, so as to ensure that the air outlet of the static pressure box 20 facing the working area 11 can cover the whole working area 11, reduce the air flow blind spots, and ensure the uniformity of the outflow air flow.

Further, as shown in fig. 1 to 3, the plenum box 20 is flat in shape. The fan 12 sucks air, the air flow flows into the static pressure box 20 through the air passage, the air flow in the static pressure box 20 flows out of the working area 11 after being extruded and accelerated, so that the flow rate of the air flow flowing out of the working area 11 is ensured, and the air flow extrusion effect is good when the static pressure box 20 is flat.

Further, as shown in fig. 2, the length of the diffuser 21 is matched with that of the static pressure box 20, so as to reduce the dead point of air flow buffering, ensure that the air flow flowing into the static pressure box 20 from the air passage can be buffered by the diffuser 21, reduce the flow rate of the air flow, and ensure the uniformity of the air flow flowing out.

Further, as shown in fig. 1 to 3, the diffuser 21 is installed on the upper portion of the static pressure box 20, so that the air flowing out from the top is buffered by the diffuser 21, and the flow velocity of the air is reduced as a whole, thereby ensuring the uniformity of the air flowing out and reducing the noise caused by large flow velocity, and providing a quiet operation environment.

Further, as shown in fig. 1 to 3, the buffer air duct 30 includes a buffer plate 31 disposed in a downward inclined manner, and the buffer plate 31 is disposed toward the air outlet end of the fan 12. The air current that fan 12 inhaleed flows to buffering air guide duct 30 from the air-out end, and when the air current flowed out from fan 12, buffer board 31 effectively cushioned the air current, and the guide air current flows down into static pressure case 20 simultaneously, further noise reduction.

Further, as shown in fig. 1 to 3, the buffer air guiding duct 30 is L-shaped, an upper end of the buffer air guiding duct 30 is communicated with an air outlet end of the fan 12, and a lower end of the buffer air guiding duct 30 is communicated with an air inlet of the box portion. The buffer air guide duct 30 serves as a communication part between the fan 12 and the plenum box 20, and plays a role of guiding air in the up-down direction.

Further, as shown in fig. 1, a primary filter 14 is installed above the fan 12, the fan 12 is provided with a fan inlet 13, and the fan inlet 13 is communicated with the primary filter 14. The air sucked by the fan 12 is filtered by the primary filter 14 and then enters the fan 12 for circulation, so as to ensure the primary cleanliness of the sucked air.

Further, as shown in fig. 2, the fan air inlet 13 is disposed on the top surface of the fan 12, the fan air inlet 13 is disposed corresponding to the primary filter 14, and the suction force of the fan 12 directly flows into the fan air inlet 13 from the primary filter 14, so as to improve the air inlet efficiency of the fan 12.

Further, as shown in fig. 1, a high efficiency filter 15 is installed between the air outlet of the plenum box 20 and the working area 11. The air flow is filtered by a high efficiency filter 15 before flowing from the plenum box 20 to the work area 11 to further ensure cleanliness of the air flowing into the work area 11. Preferably, the shape of the high efficiency filter 15 is matched to the profile of the blow opening of the static pressure box 20 to prevent filtering blind spots.

The utility model discloses a working process does: fan 12 inhales fan 12 after carrying out the prefilter with the air outside the work cabinet body 10 through prefilter 14, the air-out end that the air current passes through fan 12 gets into buffering air guide channel 30, can strike buffer board 31 after the air current gets into buffering air guide channel 30, reduce the air current velocity of flow, noise reduction, and simultaneously, the air current gets into static pressure case 20 through the guide of buffering air guide channel 30, the air current is cushioned the reposition of redundant personnel once more through scattered flow plate 21 behind the air current entering static pressure case 20, reduce the jet velocity of air current, prevent that the vortex from producing, the air current flows into workspace 11 after filtering through high efficiency filter 15 in static pressure case 20 extrusion back, provide even clean air for workspace 11.

To sum up, the embodiment of the utility model provides a silence clean bench, operating personnel carry out the experiment operation in the workspace 11 of the working cabinet body 10. The fan 12 is communicated with the static pressure box 20 through the buffer air guide duct 30, so that outside air is sucked from the fan 12 and guided to the static pressure box 20 through the buffer air guide duct 30 to provide clean air for the working area 11. Static pressure case 20 sets up in the place ahead of workspace 11, and the air outlet of static pressure case 20 is towards workspace 11, leads to workspace 11 the place ahead through the direction of buffering wind guide way 30 and static pressure case 20 to fan 12 suction air current, shortens the distance of air outlet and workspace 11, avoids in order to compensate the wind speed of keeping away from fan 12 air outlet position far away, can only increase power, leads to the problem that the noise is big to appear, provides the operating environment of silence for operating personnel, reduces the energy consumption simultaneously, resources are saved. The static pressure box 20 is internally provided with a flow dispersing plate 21 which is arranged towards the air inlet and is used for buffering the air flow entering the buffering air guide duct 30, so that the over-high air flow injection speed and the generation of vortex are prevented, the air flow in the static pressure box 20 is uniform, a good air flow organization is achieved, and the uniformity of the air flow flowing out is ensured.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A silence clean bench which characterized in that: the air-cooling type air conditioner comprises a working cabinet body, wherein a working area is arranged in the working cabinet body, a fan is installed above the working area, a static pressure box facing the working area and used for supplying air is arranged in front of the working area, a box part air inlet is formed in the top of the static pressure box, the air outlet end of the fan is communicated with the box part air inlet through a buffering air guide channel, and a flow dispersing plate facing the box part air inlet is installed in the static pressure box.

2. The quiet clean bench according to claim 1, wherein: the static pressure box is matched with the outer contour of the opposite surface of the working area.

3. The quiet clean bench according to claim 1, wherein: the static pressure box is flat.

4. The quiet clean bench according to claim 1, wherein: the length of the flow dispersing plate is matched with that of the static pressure box.

5. The quiet clean bench according to claim 4, wherein: the flow dispersing plate is arranged at the upper part of the static pressure box.

6. The quiet clean bench according to claim 1, wherein: the buffering air guide duct comprises a buffering plate which is arranged in a downward inclining mode, and the buffering plate faces towards the air outlet end of the fan.

7. The quiet clean bench of claim 6, wherein: the buffer air guide duct is L-shaped, the upper end of the buffer air guide duct is communicated with the air outlet end of the fan, and the lower end of the buffer air guide duct is communicated with the air inlet of the box part.

8. The quiet clean bench according to claim 1, wherein: the prefilter is installed to the top of fan, the fan is equipped with the fan air intake, the fan air intake with the prefilter intercommunication.

9. The quiet clean bench of claim 8, wherein: the fan air inlet is formed in the top surface of the fan, and the fan air inlet and the primary filter are correspondingly arranged.

10. The quiet clean bench according to claim 1, wherein: and a high-efficiency filter is arranged between the air supply outlet of the static pressure box and the working area.