CN213421362U

CN213421362U - Air treatment device for pathology experiments

Info

Publication number: CN213421362U
Application number: CN202022207284.5U
Authority: CN
Inventors: 张代民; 张立竹; 张玉虎; 陈新; 洪涛
Original assignee: Nanjing Ningrui Medical Technology Co ltd
Current assignee: Nanjing Ningrui Medical Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-11
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses an air treatment device for pathology experiments relates to air treatment technical field. The utility model comprises a treatment cabinet, a reaction box and a disinfection box, wherein both sides of the treatment cabinet are respectively communicated with an air inlet and an air outlet; supporting legs are arranged below the processing cabinet; a reaction box and a disinfection box are arranged in the treatment cabinet; the inner wall of the reaction box is provided with a fixing plate; a bottom plate is arranged under the fixed plate; a filter screen and an active carbon layer are arranged between the fixed plate and the filter screen; the reaction box is also internally provided with a negative ion generator and a comparator which are respectively and electrically connected with the PLC; one side of the disinfection box is provided with a spraying frame, and the other side of the disinfection box is communicated with a liquid inlet pipe extending out of the treatment cabinet; a liquid outlet pipe is communicated between the sterilizing box and the spraying frame; a peristaltic pump is arranged on the liquid pipe; the outer side of the spray frame is communicated with a plurality of spray heads. The utility model provides an air treatment device for pathology experiments, which can realize full-automatic control and is convenient to operate; meanwhile, the purification is thorough, and the burden on the atmosphere is not increased.

Description

Air treatment device for pathology experiments

Technical Field

The utility model belongs to the technical field of the air treatment, concretely relates to air treatment device for pathology experiments.

Background

Pathological experiments are often required in medical institutions or medical research institutions, and a large amount of formaldehyde solution is required for storing specimens in a pathological laboratory. During the specimen processing, xylene is frequently used as a clearing agent. Because the reagents are used in large quantities and are frequently used, the concentrations of formaldehyde and dimethylbenzene in a specimen drawing chamber, a dyeing embedding chamber and the like of a pathology department are over standard.

The traditional mode for reducing the concentration of formaldehyde and xylene in a laboratory is to additionally arrange a ventilation cabinet indoors, and the mode can bring polluted gas into the atmosphere to cause environmental pollution; and the pollution source in the laboratory can not be eliminated, and the polluted gas is retained in the laboratory for a long time, which can bring hidden troubles to the workers in the laboratory.

In view of the above circumstances, there is a need for an air treatment device for pathology experiments, which has the advantage of realizing full-automatic control and is convenient to operate; meanwhile, the air purifier can thoroughly purify air without increasing burden on the atmosphere, and is suitable for air treatment for pathology experiments.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air treatment device for pathology experiments, which realizes the purpose of realizing full-automatic control and has convenient operation; meanwhile, the air purifier can thoroughly purify air without increasing burden on the atmosphere, and is suitable for air treatment for pathology experiments.

The utility model provides a following technical scheme:

an air treatment device for pathology experiments comprises a treatment cabinet, a reaction box and a disinfection box, wherein both sides of the treatment cabinet are respectively communicated with an air inlet and an air outlet; an air inlet pipe is arranged in the air inlet; an air outlet pipe is arranged in the air outlet; a PLC controller is installed at the top of the treatment cabinet; supporting legs are arranged below the processing cabinet; a reaction box and a disinfection box are arranged in the treatment cabinet; a fixing plate is distributed on the inner wall of the reaction box; a bottom plate is arranged under the fixed plate; a filter screen and an active carbon layer are detachably arranged between the fixed plate and the bottom plate; and the reaction box is also internally provided with a negative ion generator and a comparator which are respectively electrically connected with the PLC.

The sterilizing box is arranged below the reaction box and communicated with the reaction box through air holes; one side of the disinfection box is provided with a spraying frame, and the other side of the disinfection box is communicated with a liquid inlet pipe extending out of the treatment cabinet; a liquid outlet pipe is communicated between the sterilizing box and the spraying frame; peristaltic pumps are distributed on the liquid outlet pipes; and the outer side of the spraying frame is communicated with a plurality of spray heads.

Preferably, a second induced draft fan and a third induced draft fan are further arranged in the reaction box; the air inlet hole of the second induced draft fan is communicated with the air inlet pipe; an air outlet hole of the third induced draft fan is communicated with the air hole; the bottom of the treatment cabinet is also provided with a first induced draft fan; the air outlet hole of the first induced draft fan is communicated with the air outlet pipe; and the first induced draft fan, the second induced draft fan and the third induced draft fan are electrically connected with the PLC.

Preferably, a plurality of ultraviolet lamps electrically connected with the PLC controller are further installed in the reaction box.

Preferably, a detection device electrically connected with the PLC is further arranged in the reaction box; a temperature and humidity sensor and a formaldehyde sensor are arranged in the detection device.

Preferably, a cabinet door is further arranged on the side wall of the treatment cabinet; the cabinet door is provided with a lock.

Preferably, the air inlet pipe and the air outlet pipe are respectively provided with a first electromagnetic valve and a second electromagnetic valve which are electrically connected with the PLC.

Preferably, the contact surfaces of the fixing plate and the bottom plate with the filter screen and the activated carbon layer are inclined surfaces; the fixed plate and the bottom plate are both made of elastic materials, and handles are arranged on the side faces of the fixed plate and the bottom plate.

The utility model discloses a profitable effect:

the utility model is additionally provided with the filter screen and the activated carbon layer, which can filter the air and adsorb harmful particles, and the filter screen and the activated carbon layer are detachably designed, so that the filter screen and the activated carbon layer can be replaced, and harmful substances are prevented from being accumulated after the filter screen and the activated carbon layer are used for a long time, and the use effect is prevented from being influenced; the additional ultraviolet lamp can sterilize the air; the additional negative ion generator can remove part of formaldehyde in the air; the additionally arranged detection device can monitor the temperature and humidity of air and the change of formaldehyde content in real time; the disinfection box and the spray head are additionally arranged, so that the disinfectant in the disinfection box can be atomized and sprayed out, and air can be disinfected; the PLC controller that adds makes this device's convenient to use swift. The utility model realizes the full-automatic control, and the operation is convenient; meanwhile, the air purifier can thoroughly purify air without increasing burden on the atmosphere, and is suitable for air treatment for pathology experiments.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic diagram of the external structure of the present invention.

Description of reference numerals:

1. a processing cabinet; 101. a PLC controller; 102. an air inlet pipe; 1021. a first electromagnetic valve; 103. supporting legs; 104. a first induced draft fan; 105; an air outlet pipe; 1051. a second electromagnetic valve; 106. a cabinet door; 1061. locking; 2. a reaction box; 201; an ultraviolet lamp; 202. a fixing plate; 203. a second induced draft fan; 204. filtering with a screen; 205. a detection device; 206. a base plate; 207. a comparator; 208. a third induced draft fan; 2081. air holes; 209. an activated carbon layer; 210. a negative ion generator; 3. a sterilizing box; 301. a liquid inlet pipe; 302. a peristaltic pump; 303. a spray rack; 304. and (4) a spray head.

Detailed Description

As shown in the figure, the air treatment device for pathology experiments comprises a treatment cabinet 1, a reaction box 2 and a disinfection box 3: the two sides of the treatment cabinet 1 are respectively communicated with an air inlet and an air outlet; an air inlet pipe 102 is arranged in the air inlet; an air outlet pipe 105 is arranged in the air outlet; the top of the processing cabinet 1 is provided with a PLC (programmable logic controller) 101; the air inlet pipe 102 and the air outlet pipe 105 are respectively provided with a first electromagnetic valve 1021 and a second electromagnetic valve 1051 which are electrically connected with the PLC 101; supporting legs 103 are arranged below the processing cabinet 1; a cabinet door 106 is also arranged on the side wall of the treatment cabinet 1; the door 106 is provided with a lock 1061.

A reaction box 2 and a disinfection box 3 are arranged in the treatment cabinet 1; the inner wall of the reaction box 2 is provided with a fixing plate 202; a bottom plate 206 is arranged right below the fixing plate 202; a filter screen 204 and an activated carbon layer 209 are detachably arranged between the fixing plate 202 and the bottom plate 206; the contact surfaces of the fixing plate 202 and the bottom plate 206 with the filter screen 204 and the activated carbon layer 209 are inclined surfaces; the design of the inclined surface can facilitate the installation of the filter screen 204 and the activated carbon layer 209; the fixing plate 202 and the bottom plate 206 are both made of elastic material, and the side surfaces thereof are provided with handles; the filter screen 204 and the activated carbon layer 209 can be disassembled and assembled by pulling the handle.

The reaction box 2 is also internally provided with a negative ion generator 210 and a comparator 207 which are respectively electrically connected with the PLC 101; the negative ion generator 210 is used for removing formaldehyde in the air; a plurality of ultraviolet lamps 201 electrically connected with the PLC 101 are also arranged in the reaction box 2; a detection device 205 electrically connected with the PLC 101 is also arranged in the reaction box 2; a temperature and humidity sensor and a formaldehyde sensor are arranged in the detection device 205; after air in the laboratory enters the reaction box 2, the detection device 205 detects the temperature and humidity of the air and the content of formaldehyde; the comparator 207 may compare the formaldehyde content detected by the detection device 205 with a standard formaldehyde content; the air entering the reaction box 2 is firstly filtered by the filter screen 204, passes through the activated carbon layer 209 to adsorb harmful substances, and then reacts with the negative ions emitted by the negative ion generator 210 to remove part of formaldehyde.

The sterilizing box 3 is arranged below the reaction box 2, and an air hole 2081 is communicated with the reaction box 2; the disinfection box 3 is used for containing disinfection liquid; a spraying frame 303 is arranged on one side of the disinfection box 3, and the outer surface of the spraying frame 303 is attached to the inner wall of the treatment cabinet 1 and the outer wall of the reaction box 2; the other side is communicated with a liquid inlet pipe 301 extending out of the treatment cabinet 1; a liquid outlet pipe is communicated between the sterilizing box 3 and the spraying frame 303; a peristaltic pump 302 is arranged on the liquid outlet pipe; a plurality of spray heads 304 are communicated with the outer side of the spray frame 303; the disinfectant in the disinfection box 3 enters the spray head under the action of the peristaltic pump 302 and is atomized and sprayed out through the spray head, so that the air can be disinfected.

A second induced draft fan 203 and a third induced draft fan 208 are also arranged in the reaction box 2; the air inlet hole of the second induced draft fan 203 is communicated with the air inlet pipe 102; an air outlet hole of the third induced draft fan 208 is communicated with the air hole 2081; a first induced draft fan 104 is further arranged at the bottom of the treatment cabinet 1; an air outlet hole of the first induced draft fan 104 is communicated with an air outlet pipe 105; the first induced draft fan 104, the second induced draft fan 203 and the third induced draft fan 208 are all electrically connected with the PLC 101.

The utility model discloses a working method: after the device is installed, disinfectant is added into the disinfection box 3 from the liquid inlet pipe 301, the solenoid valve I1021 is opened through the PLC 101, and the second induced draft fan 203, the peristaltic pump 302, the anion generator 210, the comparator 207, the ultraviolet illuminator 201 and the detection device 205 are started; air to be treated enters the reaction box 2 from the air inlet pipe 102, the temperature and humidity and the formaldehyde content of the air are detected by the detection device 205, the air is filtered by the filter screen 204, harmful substances are adsorbed by the activated carbon layer 209, and the air is sterilized by the ultraviolet illuminator 201; the formaldehyde is reacted with the negative ions released by the negative ion generator 210 to eliminate partial formaldehyde, when the comparator 207 detects that the formaldehyde content in the air meets the standard, the third induced draft fan 208 is started to enable the air to flow downwards through the air hole 2081, the disinfectant sprayed by the spray head 304 disinfects the air, after the reaction time set by the PLC 101 is reached, the electromagnetic valve 1051 is opened and the first induced draft fan 104 is started to release the air after the treatment, and the air treatment process is completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an air treatment device for pathology experiments, includes processing cabinet (1), reaction box (2) and disinfect box (3), its characterized in that: the two sides of the treatment cabinet (1) are respectively communicated with an air inlet and an air outlet; an air inlet pipe (102) is arranged in the air inlet; an air outlet pipe (105) is arranged in the air outlet; the top of the processing cabinet (1) is provided with a PLC (programmable logic controller) controller (101); supporting legs (103) are arranged below the processing cabinet (1); a reaction box (2) and a disinfection box (3) are arranged in the treatment cabinet (1); a fixing plate (202) is distributed on the inner wall of the reaction box (2); a bottom plate (206) is arranged under the fixed plate (202); a filter screen (204) and an activated carbon layer (209) are detachably arranged between the fixing plate (202) and the bottom plate (206); the reaction box (2) is also internally provided with a negative ion generator (210) and a comparator (207) which are respectively and electrically connected with the PLC (101);

the disinfection box (3) is arranged below the reaction box (2), and an air hole (2081) is communicated with the reaction box (2); a spraying frame (303) is arranged on one side of the sterilizing box (3), and the other side of the sterilizing box is communicated with a liquid inlet pipe (301) extending out of the processing cabinet (1); a liquid outlet pipe is communicated between the sterilizing box (3) and the spraying frame (303); a peristaltic pump (302) is arranged on the liquid outlet pipe; the outer side of the spray frame (303) is communicated with a plurality of spray heads (304).

2. The air treatment device for pathology experiments according to claim 1, characterized in that: a second induced draft fan (203) and a third induced draft fan (208) are further arranged in the reaction box (2); the air inlet hole of the second induced draft fan (203) is communicated with the air inlet pipe (102); the air outlet hole of the third induced draft fan (208) is communicated with the air hole (2081); a first induced draft fan (104) is further arranged at the bottom of the treatment cabinet (1); the air outlet hole of the first induced draft fan (104) is communicated with the air outlet pipe (105); and the first induced draft fan (104), the second induced draft fan (203) and the third induced draft fan (208) are electrically connected with the PLC (101).

3. The air treatment device for pathology experiments according to claim 1, characterized in that: and a plurality of ultraviolet lamps (201) electrically connected with the PLC (101) are further installed in the reaction box (2).

4. The air treatment device for pathology experiments according to claim 1, characterized in that: a detection device (205) electrically connected with the PLC (101) is also arranged in the reaction box (2); a temperature and humidity sensor and a formaldehyde sensor are arranged in the detection device (205).

5. The air treatment device for pathology experiments according to claim 1, characterized in that: a cabinet door (106) is further arranged on the side wall of the treatment cabinet (1); a lock (1061) is arranged on the cabinet door (106).

6. The air treatment device for pathology experiments according to claim 1, characterized in that: and the air inlet pipe (102) and the air outlet pipe (105) are respectively provided with a first electromagnetic valve (1021) and a second electromagnetic valve (1051) which are electrically connected with the PLC (101).

7. The air treatment device for pathology experiments according to claim 1, characterized in that: the contact surfaces of the fixing plate (202) and the bottom plate (206) with the filter screen (204) and the activated carbon layer (209) are inclined surfaces; the fixing plate (202) and the bottom plate (206) are both made of elastic materials, and handles are arranged on the side faces of the fixing plate and the bottom plate.