CN114377742A

CN114377742A - Portable clean workbench and use method thereof

Info

Publication number: CN114377742A
Application number: CN202111683171.5A
Authority: CN
Inventors: 刘迪坤; 吴高
Original assignee: Daer Guangzhou Biotechnology Co ltd
Current assignee: Daer Guangzhou Biotechnology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-04-22
Anticipated expiration: 2041-12-31
Also published as: CN114377742B

Abstract

The invention relates to the technical field of medical equipment, and discloses a portable clean workbench and a using method thereof. The portable clean workbench and the use method thereof reduce the volume of the workbench during transportation, improve the convenience of transportation, packaging and assembly and improve the convenience of use.

Description

Portable clean workbench and use method thereof

Technical Field

The invention relates to the technical field of medical equipment, in particular to a portable clean workbench and a using method thereof.

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 on the market is very large in size and cannot enter narrow working spaces. Meanwhile, the clean workbench is difficult to disassemble and assemble, and if the clean workbench needs to be transported, all the clean workbench is packaged by adopting a wooden box or a paper box, so that the clean workbench is inconvenient to transport, cannot be installed in place and cannot deal with some special scenes.

Disclosure of Invention

The purpose of the invention is: the portable clean workbench is provided, the size of the workbench during transportation is reduced, and the convenience of transportation, packaging and assembly is improved.

In order to achieve the purpose, the invention provides a portable clean workbench which comprises a box body, wherein an air filtering channel is arranged in the box body, a filter module is arranged in the air filtering channel, a first opening is formed in the first end of the box body, a second opening is formed in the second end of the box body, the first end and the second end are oppositely arranged, the air filtering channel is respectively communicated with the first opening and the second opening, and the box body comprises a storage state and a working state;

when the box body is in a storage state, a first cover plate is covered on the first opening, a second cover plate is covered on the second opening, a storage bin is formed between the first cover plate and the filter module, and a first side plate and a second side plate are placed in the storage bin;

when the box is in a working state, the second cover plate is arranged at the second opening and is opened, the second cover plate is connected with the second opening, the first cover plate, the first side plate and the second side plate are respectively moved to the second opening, the first cover plate, the first side plate, the second side plate and the second cover plate are enclosed to form an operation working area, and the second opening is communicated with the operation working area.

As a preferred scheme, when the box body is in a working state, the operation working area is provided with an operation port, the operation port is opposite to the second opening, one end of the first side plate, one end of the second side plate, one end of the first cover plate and one end of the second cover plate are respectively connected with the second end, the other end of the first side plate, the other end of the second side plate, the other end of the first cover plate and the other end of the second cover plate are respectively towards the operation port, the first side plate is opposite to the second side plate, the first cover plate is opposite to the second cover plate, one side of the first side plate and one side of the second side plate are respectively connected with the second cover plate, and the other side of the first side plate and the other side of the second side plate are respectively connected with the first cover plate.

As a preferred scheme, the box body comprises a safety plate, when the box body is in the storage state, the safety plate is placed in the storage bin, the first side plate is provided with a first limiting groove, the second side plate is provided with a second limiting groove, the position of the second limiting groove corresponds to that of the first limiting groove, when the box body is in the working state, two ends of the safety plate are respectively inserted into the first limiting groove and the second limiting groove, and the first limiting groove and the second limiting groove are respectively arranged in parallel to the installation direction of the first cover plate.

As a preferred scheme, when the box body is in a working state, the operation working area is provided with an operation port, the operation port is located on one side of the second opening, the first cover plate is installed on one side of the second opening, which is far away from the first opening, the first cover plate is arranged opposite to the second opening, the first side plate is arranged opposite to the second side plate, the second cover plate is arranged opposite to the operation port, one end of the first side plate, one end of the second side plate and one end of the second cover plate are respectively connected with the second end, and the other end of the first side plate, the other end of the second side plate and the other end of the second cover plate are respectively connected with the first cover plate.

As a preferred scheme, the box body comprises a safety plate, when the box body is in the storage state, the safety plate is placed in the storage bin, the first side plate is provided with a first limiting groove, the second side plate is provided with a second limiting groove, the position of the second limiting groove corresponds to that of the first limiting groove, when the box body is in the working state, two ends of the safety plate are respectively inserted into the first limiting groove and the second limiting groove, the first limiting groove and the second limiting groove are respectively perpendicular to the installation direction of the first cover plate, and the operation opening is formed between the safety plate and the first cover plate.

Preferably, the height a of the operation opening is set to be 200 mm-250 mm.

Preferably, a baffle is installed in the air filtering channel, the baffle is located between the first opening and the filter module, when the box body is in a storage state, the storage bin is formed between the first cover plate and the baffle, the baffle is provided with an air inlet through hole, and the air inlet through hole is respectively communicated with the filter module and the first opening.

Preferably, a diffuser is installed in the air filtering channel, the diffuser is located between the second opening and the filter module, the diffuser is provided with an air outlet through hole, and the air outlet through hole is respectively communicated with the filter module and the second opening.

Preferably, the filter module includes a primary filter, a fan, and a high efficiency filter, the fan is fixed to the air filtering passage through a bracket, the primary filter is installed between the fan and the first opening, and the high efficiency filter is installed between the fan and the second opening.

A method of using a portable clean bench, comprising the portable clean bench, wherein when the box body is in a storage state, the first cover plate is installed at the first opening, the first cover plate closes the first opening, the second cover plate is installed at the second opening, the second cover plate closes the second opening, the box body forms an integrally closed structure, and when the box body is in an operating state, the box body comprises a horizontal flow mode and a vertical flow mode;

when the box body is in a working state, the first side plate and the second side plate are taken out of the storage bin, the first cover plate moves to the second opening, the first side plate and the second side plate are oppositely arranged, one side of the second cover plate is connected with one end of the first side plate, the other side of the second cover plate is connected with one end of the second side plate, so that a basic unfolding structure is formed,

when the box body is in a horizontal flow mode, on the basis of the basic unfolding structure, the first cover plate and the second cover plate are oppositely arranged, one side of the first cover plate is connected with the other end of the first side plate, the other side of the first cover plate is connected with the other end of the second side plate, one sides, facing the second opening, of the first cover plate, the second cover plate, the first side plate and the second side plate are respectively connected with the second end, and one sides, far away from the second opening, of the first cover plate, the second cover plate, the first side plate and the second side plate form an operation opening of the operation working area;

when the box body is in a vertical flow mode, on the basis of the basic unfolding structure, the operation port is located on one side of the second opening, the second cover plate is arranged opposite to the operation port, the first cover plate is arranged opposite to the second opening, one sides, facing the second opening, of the second cover plate, the first side plate and the second side plate are respectively connected with the second end, and the other sides of the second cover plate, the first side plate and the second side plate are respectively connected with the first cover plate.

Compared with the prior art, the portable clean workbench provided by the embodiment of the invention has the beneficial effects that: the box body is used as a main support of the clean workbench, and simultaneously, necessary conditions are provided for forming an air filtering channel in the box body. When the storage state, form the storage bin between first apron and the filter module, first curb plate and second curb plate are placed respectively in the storage bin, and first opening is covered through first apron and is established the closure, and the second opening is covered through the second apron and is established the closure to make the box form one whole, and the volume after accomodating is less, can easily get into narrow and small space and install, and simultaneously, the box need not pack after accomodating, can directly carry, practices thrift packaging cost, improves the transportation convenience. When the working state is realized, the first side plate and the second side plate are taken out from the storage bin, the first cover plate is detached from the first opening, the first side plate, the second side plate and the second cover plate move to the second end, the first side plate, the second cover plate and the first cover plate are enclosed to form an operation working area, the first opening is in an open state, the second cover plate is arranged at the second opening, the second cover plate is connected with the second opening, so that the outside air enters the filter module through the first opening to be filtered, the outside air forms clean air after being filtered through the filter template, and the clean air flows to the operation working area from the second opening so as to meet the use requirement of the clean working table. Meanwhile, the method can be more conveniently used in special scenes. The clean workbench is not provided with the supporting base, and the box body can be placed on any desktop or table top for use, so that the production cost is further reduced.

Compared with the prior art, the use method of the portable clean workbench has the beneficial effects that: when the box body is in the storage state, all parts required by the clean workbench are stored in the box body, and the box body is of an integrally closed structure, so that the box body is not required to be packaged, the box body can be directly transported, the packaging cost and the packaging time are reduced, and the transportation convenience is improved. Meanwhile, the parts required by the clean bench are accommodated through the box body, and the parts for protecting the clean bench in the box body are effectively placed, so that damage to the parts in the transportation process is avoided. The box body comprises a horizontal flow mode and a vertical flow mode when being unfolded and practical, and can meet different operation requirements under different working environments. When changing between the horizontal current mode and the vertical current mode of carrying on, only need to alternate the mounted position of first apron can, when the box needs become the vertical current mode from the horizontal current mode, pull down the lid with first apron and adorn in operation mouth department when the horizontal current mode, it can to become the vertical placement with the box that the box was placed to the level. When the box body needs to be changed into a horizontal flow mode from a vertical flow mode, the first cover plate is detached and installed on one side of the second opening, namely the position of the operation opening in the vertical flow mode is exposed at the original installation position of the first cover plate to form the operation opening, the operation opening and the second opening are oppositely arranged, and the box body which is vertically placed can be horizontally placed. The operation method is simple and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the storage state according to the embodiment of the present invention.

Fig. 2 is a structural view of the development member of the overall structure of the embodiment of the present invention.

Fig. 3 is a schematic view of the overall internal structure of the storage state according to the embodiment of the present invention.

Fig. 4 is a schematic overall structure diagram of the horizontal flow mode in the operating state according to the embodiment of the present invention.

Fig. 5 is a schematic diagram of the overall internal structure of the horizontal flow mode in the operating state according to the embodiment of the present invention.

Fig. 6 is a schematic view of the overall structure of the vertical flow mode in the operating state according to the embodiment of the present invention.

Fig. 7 is a schematic diagram of the overall internal structure of the vertical flow mode in the operating state according to the embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a filter module according to an embodiment of the present invention.

In the figure:

10. a box body; 11. an air filtration channel; 12. operating a working area; 13. an operation port; 14. a controller; 15. a handle; 16. a roller;

20. a first opening; 21. a second opening; 22. a first end; 23. a second end; 24. a storage bin;

30. a filter module; 31. a primary filter; 32. a fan; 33. a high efficiency filter; 34. a support; 35. a wind guide ring;

40. a first cover plate; 41. a second cover plate; 42. a security pane; 43. a baffle plate; 44. an air inlet through hole; 45. a flow dispersing plate; 46. an air outlet through hole;

50. a first side plate; 51. a first limit groove;

60. a second side plate; 61. a second limit groove;

70. a bump; 71. and (4) a slot.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with 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", etc. used herein are used to indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "connected," "fixed," and the like are used in a broad sense, and for example, the terms "connected," "connected," and "fixed" may be fixed, detachable, or integrated; the connection can be mechanical connection or welding connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 8, a portable clean bench according to a preferred embodiment of the present invention includes a box body 10, an air filtering passage 11 is disposed in the box body 10, the air filtering passage 11 is provided with a filter module 30, a first end 22 of the box body 10 is provided with a first opening 20, a second end 23 of the box body 10 is provided with a second opening 21, the first end 22 and the second end 23 are disposed opposite to each other, the air filtering passage 11 is respectively communicated with the first opening 20 and the second opening 21, and the box body 10 includes a storage state and a working state;

when the box 10 is in the storage state, as shown in fig. 1 and 3, the first opening 20 is covered with a first cover plate 40, the second opening 21 is covered with a second cover plate 41, a storage chamber 24 is formed between the first cover plate 40 and the filter module 30, and a first side plate 50 and a second side plate 60 are placed in the storage chamber 24;

when the box 10 is in an operating state, as shown in fig. 4 to 7, the second cover 41 is opened at the second opening 21, the second cover 41 is connected to the second opening 21, the first cover 40, the first side plate 50 and the second side plate 60 are respectively moved to the second opening 21, the first cover 40, the first side plate 50, the second side plate 60 and the second cover 41 enclose the operating area 12, and the second opening 21 is communicated with the operating area 12.

In the portable clean bench of the present invention, the housing 10 serves as a main support of the clean bench, and also provides a necessary condition for forming the air filtering passage 11 in the housing 10. When the storage state, form storage bin 24 between first apron 40 and the filter module 30, first curb plate 50 and second curb plate 60 are placed respectively in storage bin 24, first opening 20 is covered through first apron 40 and is established the closure, second opening 21 is covered through second apron 41 and is established the closure, so that box 10 forms one whole, the volume after accomodating is less, can easily get into narrow and small space and install, simultaneously, box 10 does not need the packing after accomodating, can directly carry, practice thrift packaging cost, improve the transportation convenience. In a working state, the first side plate 50 and the second side plate 60 are taken out of the storage bin 24, the first cover plate 40 is detached from the first opening 20, the first side plate 50, the second side plate 60 and the second cover plate 41 are moved to the second end 23, the first side plate 50, the second side plate 60, the second cover plate 41 and the first cover plate 40 are enclosed to form the operating working area 12, the first opening 20 is in an open state, the second cover plate 41 is opened at the second opening 21, the second cover plate 41 is connected with the second opening 21, so that outside air enters the filter module 30 through the first opening 20 for filtering, the outside air forms clean air after being filtered by the filter template, and the clean air flows to the operating working area 12 from the second opening 21 to meet the use requirement of the clean workbench. Meanwhile, the method can be more conveniently used in special scenes. The clean bench of the invention is not provided with a supporting base, and the box body 10 can be placed on any desktop or table top for use, thereby further reducing the production cost.

Further, as shown in fig. 4 to 5, the operation working area 12 is provided with an operation opening 13, the operation opening 13 is disposed opposite to the second opening 21, one end of each of the first side plate 50, the second side plate 60, the first cover plate 40 and the second cover plate 41 is connected to the second end 23, the other end of each of the first side plate 50, the second side plate 60, the first cover plate 40 and the second cover plate 41 is connected to the operation opening 13, the first side plate 50 is disposed opposite to the second side plate 60, the first cover plate 40 is disposed opposite to the second cover plate 41, two sides of the second cover plate 41 are connected to one end of each of the first side plate 50 and the second side plate 60, two sides of the first cover plate 40 are connected to the other end of the first side plate 50 and the other end of the second side plate 60, respectively, so that the first cover plate 40, the second cover plate 41, the first side plate 50 and the second side plate 60 are connected to form the operation working area 12 in a surrounding manner, a height b of the operation opening 13 of the operation working area 12 in a horizontal flow mode is formed between the first cover plate 40 and the second cover plate 41, the staff stretches into operation workspace 12 from operation mouth 13 and carries out work, and the outside air gets into and filters through filter module 30 from first opening 20 and obtains clean air, and clean air blows in operation workspace 12 from second opening 21 to form the horizontal air current forward from the back, and clean air's flow direction is on a parallel with the operation bearing surface, realizes the mode of air horizontal flow, satisfies the user demand of horizontal flow clean bench.

Preferably, as shown in fig. 4 to 5, the first side plate 50 and the second side plate 60 are respectively installed on the left side and the right side of the operation working area 12, the first cover plate 40 is installed on the operation working area 12, the second cover plate 41 is installed below the operation working area 12, the second cover plate 41 is hinged to the case 10 of the second end 23, the first side plate 50 and the second side plate 60 are respectively supported by the second cover plate 41 and serve as an operation supporting surface for placing operation articles, the first cover plate 40 is installed above the first side plate 50 and the second side plate 60, the first cover plate 40 is supported by the first side plate 50 and the second side plate 60, and the whole installation structure is further stable. The first side plate 50, the second side plate 60 and the first cover plate 40 are detachably connected to the box 10 at the second end 23 by mounting the protrusions 70 in the slots 71. For example, the first side plate 50, the second side plate 60, and the first cover plate 40 are respectively provided with a protrusion 70 on one side facing the second opening 21, the second end 23 of the box 10 is provided with a slot 71 respectively installed corresponding to the protrusion 70, and the first side plate 50, the second side plate 60, and the first cover plate 40 are respectively installed in the slot 71 through the protrusion 70, so that the connection between the first side plate 50, the second side plate 60, and the first cover plate 40 and the box 10 is completed. Of course, the detachable connection can also be realized by arranging the mounting hole and connecting the screw through the thread. The first side plate 50, the second side plate 60 and the first cover 40 can be detachably connected to the second end 23 of the box 10.

Further, as shown in fig. 4 to 5, the box body 10 includes a safety plate 42, when the box body 10 is in the storage state, the safety plate 42 is placed in the storage bin 24, the first side plate 50 is provided with a first limiting groove 51, the second side plate 60 is provided with a second limiting groove 61 corresponding to the first limiting groove 51, when the box body 10 is unfolded to be a horizontal flow workbench, and when the box body 10 is in the working state, two ends of the safety plate 42 are respectively inserted into the first limiting groove 51 and the second limiting groove 61. When the horizontal flow clean bench is used, the safety plate 42 is not needed, and therefore, the two ends of the safety plate 42 are respectively inserted into the first limiting groove 51 and the second limiting groove 61 for fixing, so as to prevent the safety plate 42 from being lost.

Preferably, as shown in fig. 4 to 5, when the box 10 is unfolded to be a horizontal flow workbench, the extending direction of the first limiting groove 51 and the second limiting groove 61 is parallel to the installation direction of the first cover plate 40, the first cover plate 40 is located at the upper end surface of the operation working area 12, the first limiting groove 51 is disposed at one side of the first side plate 50 facing the first cover plate 40, and the second limiting groove 61 is disposed at one side of the second side plate 60 facing the first cover plate 40, so that the safety plate 42 is fixed at the upper part of the operation working area 12, the influence of the airflow flowing in the operation working area 12 is reduced, meanwhile, the inconvenient influence on the operation in the operation working area 12 is avoided, and the overall structure is more reasonably arranged.

Preferably, the security pane 42 is a transparent pane, which is more convenient to view during operation.

Further, as shown in fig. 6 to 7, when the box 10 is in an operating state, the operating area 12 is provided with an operating opening 13, the operating opening 13 is located on one side of the second opening 21, the first cover plate 40 is installed on one side of the second opening 21 away from the first opening 20, the first cover plate 40 is arranged opposite to the second opening 21, the first side plate 50 is arranged opposite to the second side plate 60, the second cover plate 41 is arranged opposite to the operating opening 13, one end of the first side plate 50, one end of the second side plate 60, one end of the second cover plate 41 are respectively connected to the second end 23, and the other end of the first side plate 50, the other end of the second side plate 60, and the other end of the second cover plate 41 are respectively connected to the first cover plate 40. The first side plate 50, the second side plate 60, the first cover plate 40 and the second cover plate 41 surround and are connected with the second end 23 to form an operation working area 12, an operation opening 13 of the operation working area 12 is formed between the first cover plate 40 and the second opening 21, a worker extends into the operation working area 12 from the operation opening 13 to work, outside air enters from the first opening 20 and is filtered through the filter module 30 to obtain clean air, the operation opening 13 is located on one side of the second opening 21, the first cover plate 40 is used for placing operation articles, the clean air is vertically blown to the first cover plate 40 from the second opening 21, the flowing direction of the clean air is perpendicular to the operation bearing surface, the working mode of vertical air flow is achieved, and the use requirements of the vertical flow clean workbench are met.

Further, as shown in fig. 6 to 7, the box body 10 includes a safety plate 42, when the box body 10 is in the storage state, the safety plate 42 is placed in the storage bin 24, the first side plate 50 is provided with a first limiting groove 51, the second side plate 60 is provided with a second limiting groove 61 corresponding to the first limiting groove 51, when the box body 10 is in the working state, two ends of the safety plate 42 are respectively inserted into the first limiting groove 51 and the second limiting groove 61, the first limiting groove 51 and the second limiting groove 61 are respectively perpendicular to the installation direction of the first cover plate 40, and the operation opening 13 is formed between the safety plate 42 and the first cover plate 40. When the box 10 is unfolded to be a vertical flow workbench and the box 10 is in a working state, the safety plate 42 is inserted into the first limiting groove 51 and the second limiting groove 61, so that the operation opening 13 of the operation working area 12 is formed between the safety plate 42 and the first cover plate 40, thereby improving the operation safety.

Preferably, as shown in fig. 6 to 7, when the box body 10 is unfolded to be a vertical flow workbench, one end of the first limiting groove 51 and one end of the second limiting groove 61 are connected with the second end 23, and an operation opening 13 is formed between the other end of the first limiting groove 51 and the other end of the second limiting groove 61 and the first cover plate 40, so as to ensure the connection sealing property between the operation working area 12 and the box body 10, and ensure that the air flow in the operation working area 12 flows along a set direction, thereby ensuring higher operation safety.

Furthermore, as shown in fig. 7, the height a of the operation opening 13 is set to be 200 mm-250 mm, which is more in line with the operation specification and improves the operation safety.

Further, as shown in fig. 2 and 6, a baffle 43 is installed in the air filtering channel 11, the baffle 43 is located between the first opening 20 and the filter module 30, when the box 10 is in the storage state, a storage compartment 24 is formed between the first cover plate 40 and the baffle 43, the baffle 43 is provided with an air inlet through hole 44, and the air inlet through hole 44 is communicated with the filter module 30. When the case 10 is in an operating state, the intake through hole 44 communicates with the outside through the first opening 20. Through the setting of baffle 43, prevent to place the collision of the part in collecting storage 24 to filter module 30, baffle 43 plays the guard action to filter module 30, prolongs filter module's practical life.

Further, as shown in fig. 2 and 4, a diffuser plate 45 is installed in the filtering channel, the diffuser plate 45 is located between the second opening 21 and the filter module 30, the diffuser plate 45 is provided with an air outlet through hole 46, and the air outlet through hole 46 is respectively communicated with the filter module 30 and the second opening 21. The diffuser plate 45 is arranged at the air outlet end of the filter module 30, so that the airflow action range of the clean air supply is enlarged through the diffuser plate 45, the diffusion effect is enhanced, the jet speed of the clean airflow is ensured, and the vortex is prevented from being generated, so that the airflow in the operation working area 12 forms a good airflow organization.

Further, as shown in fig. 8, the filter module 30 includes a primary filter 31, a fan 32, and a high efficiency filter 33, the fan 32 is fixed to the air filtering passage 11 by a bracket 34, the primary filter 31 is installed between the fan 32 and the first opening 20, and the high efficiency filter 33 is installed between the fan 32 and the second opening 21. When the box 10 is in working condition, through the drive of fan 32, inhale filtration passageway 11 with the outside air, the outside air gets into filtration passageway 11 from first opening 20 to reentrant fan 32 after the prefiltering through primary filter 31, the air gets into high efficiency filter 33 after passing through fan 32 and further filters, and then obtains clean air, and clean air gets into operation workspace 12. Preferably, an air guide ring 35 is installed at the air inlet end of the fan 32, and the air guide ring 35 is located between the primary filter 31 and the fan 32. Through the arrangement of the air guide ring 35, the air inlet of the fan 32 is smoother, and the air flow is more concentrated when the air enters.

Preferably, as shown in fig. 1, the filter module 30 includes a controller 14, the controller 14 is respectively connected to the primary filter 31, the blower 32 and the high efficiency filter 33 in a control manner, and the controller 14 is disposed on an outer side wall of the casing 10, so as to improve the convenience of operation.

Preferably, as shown in fig. 1, when the box 10 is in the storage state, the first cover 40 and the second cover 41 are respectively located at the left and right sides of the box 10, and the handle 15 is provided at the top of the box 10, so that the box 10 is more convenient to carry and the use safety is improved. The bottom of the box body 10 is provided with the roller 16, which is more convenient for the movement of the box body 10 and improves the convenience of use.

A method for using a portable clean bench includes a portable clean bench, when a box body 10 is in a storage state, a first cover plate 40 is installed at a first opening 20, the first opening 20 is closed by the first cover plate 40, a second opening 21 is installed by a second cover plate 41, the second opening 21 is closed by the second cover plate 41, the box body 10 forms an integrally closed structure, when the box body 10 is in a working state, the box body 10 includes a horizontal flow mode and a vertical flow mode;

when the box 10 is in the working state, the first side plate 50 and the second side plate 60 are taken out from the storage bin 24, the first cover plate 40 is moved to the second opening 21, the first side plate 50 and the second side plate 60 are oppositely arranged, one side of the second cover plate 41 is connected with one end of the first side plate 50, the other side of the second cover plate 41 is connected with one end of the second side plate 60, so as to form a basic unfolding structure,

when the box 10 is in the horizontal flow mode, on the basis of the basic unfolding structure, the first cover plate 40 and the second cover plate 41 are oppositely arranged, one side of the first cover plate 40 is connected with the other end of the first side plate 50, the other side of the first cover plate 40 is connected with the other end of the second side plate 60, the sides of the first cover plate 40, the second cover plate 41, the first side plate 50 and the second side plate 60 facing the second opening 21 are respectively connected with the second end 23, and the sides of the first cover plate 40, the second cover plate 41, the first side plate 50 and the second side plate 60 far away from the second opening 21 form the operation opening 13 of the operation working area 12;

when the box 10 is in the vertical flow mode, on the basis of the basic unfolding structure, the operation opening 13 is located at one side of the second opening 21, the second cover plate 41 is arranged opposite to the operation opening 13, the first cover plate 40 is arranged opposite to the second opening 21, one sides of the second cover plate 41, the first side plate 50 and the second side plate 60 facing the second opening 21 are respectively connected with the second end 23, and the other sides of the second cover plate 41, the first side plate 50 and the second side plate 60 are respectively connected with the first cover plate 40.

According to the use method of the portable clean bench, all parts required by the clean bench are stored in the box body 10 when the box body 10 is in a storage state, and the box body 10 is of an integrally closed structure, so that the box body 10 is not required to be packaged, the portable clean bench can be directly transported, the packaging cost and the packaging time are reduced, and the transportation convenience is improved. Meanwhile, the required parts of the clean bench are accommodated through the box body 10, and the parts of the clean bench, which are effectively placed in the box body 10, are prevented from being damaged in the transportation process. The box body 10 comprises a horizontal flow mode and a vertical flow mode when being unfolded for practical use, and can meet different operation requirements under different working environments. When the box body 10 needs to be changed from the horizontal flow mode to the vertical flow mode, the first cover plate 40 is detached and covered on the operation opening 13 in the horizontal flow mode, and the box body 10 in which the box body 10 is horizontally placed is vertically placed. When the box 10 needs to be changed from the vertical flow mode to the horizontal flow mode, the first cover plate 40 is detached and installed on one side of the second opening 21, namely, the position of the operation opening 13 in the vertical flow mode, the operation opening 13 is formed by leaking out of the position where the first cover plate 40 is originally installed, the operation opening 13 is arranged opposite to the second opening 21, and the box 10 which is vertically placed can be changed into the horizontal placement. The operation method is simple and convenient to use.

In summary, the present invention provides a portable clean bench and a method for using the same, in which a case 10 is used as a main support of the clean bench and also provides a necessary condition for forming an air filtering passage 11 in the case 10. When the storage state, form storage bin 24 between first apron 40 and the filter module 30, first curb plate 50 and second curb plate 60 are placed respectively in storage bin 24, first opening 20 is covered through first apron 40 and is established the closure, second opening 21 is covered through second apron 41 and is established the closure, so that box 10 forms one whole, the volume after accomodating is less, can easily get into narrow and small space and install, simultaneously, box 10 does not need the packing after accomodating, can directly carry, practice thrift packaging cost, improve the transportation convenience. In a working state, the first side plate 50 and the second side plate 60 are taken out of the storage bin 24, the first cover plate 40 is detached from the first opening 20, the first side plate 50, the second side plate 60 and the second cover plate 41 are moved to the second end 23, the first side plate 50, the second side plate 60, the second cover plate 41 and the first cover plate 40 are enclosed to form the operating working area 12, the first opening 20 is in an open state, the second cover plate 41 is opened at the second opening 21, the second cover plate 41 is connected with the second opening 21, so that outside air enters the filter module 30 through the first opening 20 for filtering, the outside air forms clean air after being filtered by the filter template, and the clean air flows to the operating working area 12 from the second opening 21 to meet the use requirement of the clean workbench. Meanwhile, the method can be more conveniently used in special scenes. The clean bench of the invention is not provided with a supporting base, and the box body 10 can be placed on any desktop or table top for use, thereby further reducing the production cost. Meanwhile, the use method of the clean bench provided by the invention is simple to operate when switching between the horizontal flow mode and the vertical flow mode, and the mode switching operation efficiency is improved.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several 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 portable clean bench, its characterized in that: the air filter box comprises a box body, wherein an air filter channel is arranged in the box body, the air filter channel is provided with a filter module, a first opening is formed in a first end of the box body, a second opening is formed in a second end of the box body, the first end and the second end are oppositely arranged, the air filter channel is respectively communicated with the first opening and the second opening, and the box body comprises a storage state and a working state;

2. The portable clean bench according to claim 1, wherein: when the box is in a working state, the operation working area is provided with an operation opening, the operation opening is opposite to the second opening, one end of the first side plate, one end of the second side plate, one end of the first cover plate and one end of the second cover plate are respectively connected with the second end, the other end of the first side plate, the other end of the second cover plate and the other end of the second cover plate are respectively towards the operation opening, the first side plate is opposite to the second side plate, the first cover plate is opposite to the second cover plate, one side of the first side plate and one side of the second side plate are respectively connected with the second cover plate, and the other side of the first side plate and the other side of the second side plate are respectively connected with the first cover plate.

3. The portable clean bench according to claim 2, wherein: the box body comprises a safety plate, when the box body is in the storage state, the safety plate is placed in the storage bin, the first side plate is provided with a first limiting groove, the second side plate is provided with a second limiting groove, the position of the second limiting groove corresponds to that of the first limiting groove, when the box body is in the working state, two ends of the safety plate are respectively inserted into the first limiting groove and the second limiting groove, and the first limiting groove and the second limiting groove are respectively arranged in parallel to the installation direction of the first cover plate.

4. The portable clean bench according to claim 1, wherein: when the box is in a working state, the operation working area is provided with an operation port, the operation port is located on one side of the second opening, the first cover plate is installed on one side of the second opening, which is far away from the first opening, the first cover plate is arranged opposite to the second opening, the first side plate is arranged opposite to the second side plate, the second cover plate is arranged opposite to the operation port, one end of the first side plate, one end of the second side plate and one end of the second cover plate are respectively connected with the second end, and the other end of the first side plate, the second side plate and the other end of the second cover plate are respectively connected with the first cover plate.

5. The portable clean bench according to claim 4, wherein: the box body comprises a safety plate, when the box body is in the storage state, the safety plate is placed in the storage bin, the first side plate is provided with a first limiting groove, the second side plate is provided with a second limiting groove, the position of the second limiting groove corresponds to that of the first limiting groove, when the box body is in the working state, two ends of the safety plate are respectively inserted into the first limiting groove and the second limiting groove, the first limiting groove and the second limiting groove are respectively perpendicular to the installation direction of the first cover plate, and the operation opening is formed between the safety plate and the first cover plate.

6. The portable clean bench according to claim 5, wherein: the height a of the operation opening is set to be 200 mm-250 mm.

7. The portable clean bench according to claim 1, wherein: install the baffle in the filtration passageway, the baffle is located first opening with between the filter module, when the box is in the storage state, first apron with form between the baffle the collecting chamber, the air inlet through-hole has been seted up to the baffle, the air inlet through-hole respectively with filter module with first opening intercommunication.

8. The portable clean bench according to claim 1, wherein: a flow dispersing plate is arranged in the air filtering channel and positioned between the second opening and the filter module, and an air outlet through hole is formed in the flow dispersing plate and is respectively communicated with the filter module and the second opening.

9. The portable clean bench according to claim 1, wherein: the filter module comprises a primary filter, a fan and a high-efficiency filter, the fan is fixed on the air filtering channel through a support, the primary filter is installed between the fan and the first opening, and the high-efficiency filter is installed between the fan and the second opening.

10. A use method of a portable clean workbench is characterized in that: a portable clean bench comprising the portable clean bench as claimed in any one of claims 1 to 9, wherein the first cover plate is installed to the first opening, the first cover plate closes the first opening, the second cover plate is installed to the second opening, the second cover plate closes the second opening, the tank forms an integrally closed structure, and the tank comprises a horizontal flow mode and a vertical flow mode when the tank is in the working state;