CN211216771U

CN211216771U - Clean workbench

Info

Publication number: CN211216771U
Application number: CN201921681586.7U
Authority: CN
Inventors: 邱永建
Original assignee: Wuxi Zhaier Air Purification Equipment Co ltd
Current assignee: Wuxi Zhaier Air Purification Equipment Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-08-11
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a clean bench, concretely relates to purification production equipment field, including hollow under casing, the internally mounted of under casing has the air exhauster, and the inside of under casing top surface is provided with the hot plate, and the glass storehouse is installed to the top surface of under casing, and air cleaner is installed on the right side of glass storehouse inner chamber, and the top on air cleaner right side is connected with the forced draught blower through communicating pipe, and the top surface in glass storehouse has ultraviolet lampshade through sucking disc movable mounting, and dust sensor is installed in the left side of glass storehouse inner chamber. The utility model discloses a set up visual operating space that toughened glass of high strength made up and attached in the ultraviolet lampshade of inside, toughened glass has high light transmissivity on the one hand, cooperates special ultraviolet lampshade, for operating personnel provides an all-round observation angle, and on the other hand toughened glass of high strength is difficult for the scratch, has thoroughly avoided remaining the problem of spot and bacterium in the scratch, has improved the device's practicality greatly.

Description

Clean workbench

Technical Field

The utility model relates to a purify production facility technical field, more specifically say, the utility model specifically is a clean bench.

Background

The clean workbench is an air purification device which provides local dustless and sterile working environment, can artificially control and discharge polluted air in a working area so as to ensure the cleanliness of the air in the working area, and is widely applied to relevant industries such as biological laboratories, medical treatment and health, biological pharmacy and the like.

An existing clean workbench is sterilized through an ultraviolet lamp, but the ultraviolet lamp is mostly fixed in the clean workbench, and ultraviolet light can directly irradiate human eyes to cause damage to the human eyes in the process of irradiating and sterilizing the clean workbench; and the dust removal effect in the existing clean bench is not ideal, which affects the use.

In order to solve the above problems, a novel clean bench is disclosed in patent application publication No. CN109954530A, which refers to fig. 4 and 5 of the specification, and not only can prevent human eyes from being damaged by ultraviolet light, but also has a better dust removal effect.

However, the technical scheme still has more defects in actual application;

firstly, because the device adopts the opaque top plate as the fixed liftable ultraviolet germicidal lamp group, in the practical use, because the operation hole is designed at one side, when an operator puts the hand deep into the operation, because the top plate blocks the sight, the operator has to bend down to operate, which is very inconvenient, and when the light is not good, the operator needs to perform extra light supplement measures, and the design has defects;

secondly, because the device adopts the roof intercombination of transparent ya keli curb plate and different materials, the bacterium easily breeds in its combination position, and because the reason ultraviolet ray in gap can not go deep into disinfect easily and remain, the inferior gram force board has the low shortcoming of easily scraping the flower of hardness in addition, in case also remain magazine and bacterium in the scratch after scraping the flower and using for a long time, greatly reduced the device's life.

Therefore, it is desirable to provide a clean bench with good antibacterial and bactericidal effects, wide visual field and easy operation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects of the prior art, the embodiment of the utility model provides a clean bench, which comprises a visual operation space formed by high-strength toughened glass and an ultraviolet lampshade attached to the inside, wherein the toughened glass has high light transmittance and is matched with the special ultraviolet lampshade to provide an all-round observation angle for an operator, and the high-strength toughened glass is not easy to scratch on the other hand, thereby thoroughly avoiding the problem of residual stains and bacteria in scratches and greatly improving the practicability of the device; additionally, the utility model discloses an at the connecting gap of each panel and the inside each surface of operation panel brush the antibiotic layer that compound antibacterial material constitutes, inside when avoiding not using for a long time breeds a large amount of bacteriums, thoroughly stopped remaining the problem that the bacterium can't effectively disinfect in this workstation connecting gap, further improved the cleanliness factor of this workstation, be fit for going on of all kinds of aseptic dustless experiments to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a clean workbench comprises a hollow bottom box, an exhaust fan is fixedly arranged in the bottom box, a heating plate is arranged inside the top surface of the bottom box, a glass bin is fixedly arranged on the top surface of the bottom box, the glass bin is a sealed bin formed by five toughened glass plates, an air filter is fixedly arranged on the right side of the inner cavity of the glass bin, the left side of the air filter is provided with an air outlet, the top end of the right side of the air filter is fixedly connected with a blower through a communicating pipe, the blower is positioned at the outer side of the glass bin, the top surface of the glass bin is movably provided with an ultraviolet lampshade through a sucker, a dust sensor is fixedly arranged on the left side of the inner cavity of the glass bin, a square hole is arranged at the bottom end of the left panel of the glass bin and communicated with a dust collection box, the bottom of dust collection box is provided with the shutoff mouth, the internal surface fixed mounting of ultraviolet lamp shade has the ultraviolet lamp plate.

In a preferred embodiment, the UV lamp housing is made of two transparent plates perpendicular to each other, the transparent plates of the UV lamp housing being PC transparent plates provided with a UV coating.

In a preferred embodiment, the output end of the dust sensor is electrically connected with a control end, and the output end of the control end is electrically connected with the input ends of the exhaust fan and the air blower.

In a preferred embodiment, the front panel of the glass bin is provided with a circular operating hole, and the operating hole is provided with dust-free gloves inwards.

In a preferred embodiment, the ultraviolet lamp panel is composed of a circuit control board and a plurality of ultraviolet light sources embedded on the circuit control board, and the ultraviolet light sources are UV-LED lamp groups.

In a preferred embodiment, the top surface of the bottom box is lined with an antibacterial layer coated on the inner joints of the panels of the glass silo.

In a preferred embodiment, the antibacterial layer is composed of a composite antibacterial material, and the composite antibacterial material is coated on the joint of the glass bin.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the visual operation space formed by the combination of the high-strength toughened glass and the ultraviolet lampshade attached to the inside are arranged, on one hand, the toughened glass has high light transmittance, and the high-strength toughened glass is matched with the special ultraviolet lampshade to provide an all-dimensional observation angle for operators, on the other hand, the high-strength toughened glass is not easy to scratch, the problem of residual stains and bacteria in scratches is thoroughly avoided, and the practicability of the device is greatly improved;

2. the utility model discloses an at the connecting gap of each panel and the inside each surface of operation panel brush the antibiotic layer that compound antibacterial material constitutes, inside when avoiding not using for a long time breeds a large amount of bacteriums, has thoroughly stopped remaining the problem that the bacterium can't effectively sterilize in this workstation connecting gap, has further improved the cleanliness factor of this workstation, is fit for going on of all kinds of aseptic dustless experiments.

Drawings

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

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is the structure schematic diagram of the ultraviolet lamp panel and the ultraviolet lampshade of the utility model.

Fig. 4 is a schematic diagram of a file structure in the background art of the present invention.

Fig. 5 is a schematic diagram of the working structure of the background art document of the present invention.

The reference signs are: 1. a bottom box; 2. an exhaust fan; 3. heating plates; 4. an air outlet; 5. an air filter; 6. a glass bin; 7. a blower; 8. an ultraviolet lampshade; 9. a dust sensor; 10. a dust collection box; 11. plugging the opening; 12. ultraviolet lamp plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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.

A clean bench as shown in fig. 1-3, including hollow under casing 1, the inside fixed mounting of under casing 1 has air exhauster 2, the inside of under casing 1 top surface is provided with hot plate 3, the top surface fixed mounting of under casing 1 has glass storehouse 6, glass storehouse 6 is the sealed storehouse that five toughened glass boards constitute, the right side fixed mounting of glass storehouse 6 inner chamber has air cleaner 5, air cleaner 5's left side is provided with air outlet 4, communicating pipe fixedly connected with forced draught blower 7 is passed through on the top on air cleaner 5 right side, forced draught blower 7 is located the outside of glass storehouse 6, the top surface of glass storehouse 6 has ultraviolet lampshade 8 through sucking disc movable mounting, the left side fixed mounting of glass storehouse 6 inner chamber has dust sensor 9, the square hole has been seted up and has communicated dust collection box 10 in the bottom of glass storehouse 6 left surface board, the bottom of dust collection box 10 is provided with stifled mouthful 11, the internal surface fixed mounting of ultraviolet lampshade 8.

The implementation mode is specifically as follows: the visual operation space formed by the combination of the high-strength toughened glass and the ultraviolet lampshade attached to the interior are arranged, so that on one hand, the toughened glass has high light transmittance, an omnibearing observation angle is provided for an operator by matching with the special ultraviolet lampshade, and on the other hand, the high-strength toughened glass is not easy to scratch, the problem that stains and bacteria remain in scratches is thoroughly avoided, and the practicability of the device is greatly improved; additionally, the utility model discloses an at the connecting gap of each panel and the inside each surface of operation panel brush the antibiotic layer that compound antibacterial material constitutes, inside when avoiding not using for a long time breeds a large amount of bacteriums, has thoroughly stopped remaining the problem that the bacterium can't effectively disinfect in this workstation connecting gap, has further improved the cleanliness factor of this workstation, is fit for going on of all kinds of aseptic dustless experiments.

Wherein, ultraviolet lampshade 8 is by the lamp shade that two transparent plate mutually perpendicular made, and ultraviolet lampshade 8's transparent plate is the PC transparent plate that is provided with the UV coating, and ultraviolet lampshade 8 passes through the easy more position of changing of sucking disc installation simultaneously, further prevents that the separation of ultraviolet lampshade 8 from realizing.

Wherein, the output electric connection of dust sensor 9 has the control end, the output of control end and the input electric connection of air exhauster 2, forced draught blower 7 for this workstation is more intelligent.

Wherein, circular handle hole has been seted up to the front panel in glass storehouse 6, and inward dustless gloves are installed to the handle hole for reach enclosed state in the glass storehouse 6, prevent that external dust bacterium from interfering the experiment and going on.

The ultraviolet lamp panel 12 is composed of a circuit control panel and a plurality of ultraviolet light sources embedded on the circuit control panel, the ultraviolet light sources are UV-LED lamp banks, the UV-ultraviolet light sources have the advantages of being smaller in size and capable of being used immediately after being turned on, and the sterilizing effect is remarkable.

Wherein, the top surface of under casing 1 is lined with the antibiotic layer of one deck, and the inside junction of each panel in glass storehouse 6 scribbles this antibiotic layer, avoids inside breeding a large amount of bacteriums when not using for a long time, has thoroughly stopped remaining the unable effective problem of disinfecting of bacterium in this workstation joint.

The antibacterial layer is composed of a composite antibacterial material, the composite antibacterial material is smeared at the joint of the glass bin, and the composite antibacterial material comprises the following components: 60-80 wt% of water-based acrylic resin liquid, 3-8 wt% of composite antibacterial agent, 5-15 wt% of deionized water, 5-15 wt% of ethanol and 1-2 wt% of flatting agent; in this embodiment, the composite antibacterial material comprises the following components: 73 wt% of water-based acrylic resin liquid, 5 wt% of composite antibacterial agent, 10 wt% of deionized water, 10 wt% of ethanol and 2 wt% of flatting agent, wherein the flatting agent is carboxymethyl cellulose; the preparation method of the composite antibacterial material comprises the following steps: firstly, preparing a composite antibacterial agent, namely adding chitosan into an acetic acid aqueous solution with the concentration of 5 wt% and stirring, adding succinic anhydride and ethanol into the solution after the chitosan is completely dissolved, and stirring the mixed solution to obtain a modified chitosan mixed solution; adding the halloysite nanotube which is sieved by a 400-mesh sieve into the modified chitosan mixed solution, stirring until the halloysite nanotube is uniformly dispersed, then adding acid liquor to adjust the pH value of the mixed solution to 2.5-3, stirring the mixed solution, then carrying out centrifugal separation, taking precipitate, washing and vacuum drying to obtain the chitosan modified halloysite nanotube; the mass ratio of the chitosan to the acetic acid water solution to the succinic anhydride to the ethanol to the halloysite nanotube is 1: 20-30.

The utility model discloses the theory of operation:

firstly, before using, the power supply is communicated with the opening heating plate 3, meanwhile, the dust sensor 9 can detect whether the internal dust content control starts the exhaust fan 2 or not, the air blower 7, the heating plate 3 in the exhaust fan 2 can carry out high-temperature sterilization through the top surface of the heating exhaust fan 2, simultaneously, the air sent out by the air blower 7 can diffuse the heat convection of the top surface to flow into the inner cavity of the glass bin 6 to carry out high-temperature sterilization on the whole glass bin 6, simultaneously, the internal miscellaneous dust is blown to enter the dust collection box 10, the heating plate 3 is closed after a period of time, the sterilized equipment to be operated is sent into the glass bin 6 through the round hole of the front panel of the glass bin 6, the ultraviolet lampshade 8 is opened after the dustproof gloves are installed, the inside of the glass bin 6 is sterilized for the second time and the equipment is sterilized finally, then, the operation can be opened, if the dust, And the blower 7 is started to clean dust, so that the dust-free requirement in the workbench is met.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clean bench, includes hollow under casing (1), its characterized in that: the dust collecting device is characterized in that an exhaust fan (2) is fixedly arranged inside the bottom box (1), a heating plate (3) is arranged inside the top surface of the bottom box (1), a glass bin (6) is fixedly arranged on the top surface of the bottom box (1), the glass bin (6) is a sealed bin formed by five toughened glass plates, an air filter (5) is fixedly arranged on the right side of an inner cavity of the glass bin (6), an air outlet (4) is formed in the left side of the air filter (5), a blower (7) is fixedly connected to the top end of the right side of the air filter (5) through a communicating pipe, the blower (7) is located on the outer side of the glass bin (6), an ultraviolet lampshade (8) is movably arranged on the top surface of the glass bin (6) through a sucker, a dust sensor (9) is fixedly arranged on the left side of the inner cavity of the glass bin (6), a square hole is formed in the, the bottom of the dust collection box (10) is provided with a blocking opening (11), and an ultraviolet lamp panel (12) is fixedly arranged on the inner surface of the ultraviolet lamp shade (8).

2. The clean bench according to claim 1, wherein: the ultraviolet lampshade (8) is made of two transparent plates which are perpendicular to each other, and the transparent plate of the ultraviolet lampshade (8) is a PC transparent plate provided with a UV coating.

3. The clean bench according to claim 1, wherein: the output electric connection of dust sensor (9) has the control end, the output of control end and air exhauster (2), the input electric connection of forced draught blower (7).

4. The clean bench according to claim 1, wherein: a circular operation hole is formed in the front panel of the glass bin (6), and inward dust-free gloves are fixedly installed in the operation hole.

5. The clean bench according to claim 1, wherein: the ultraviolet lamp panel (12) is composed of a circuit control panel and a plurality of ultraviolet light sources embedded on the circuit control panel, and the ultraviolet light sources are UV-LED lamp banks.

6. The clean bench according to claim 1, wherein: the top surface of the bottom box (1) is lined with an antibacterial layer, and joints inside the panels of the glass bin (6) are coated with the antibacterial layer.

7. The clean bench according to claim 6, wherein: the antibacterial layer is composed of a composite antibacterial material, and the composite antibacterial material is coated at the joint of the glass bin (6).