CN113209353A - Automatic treatment device for preventing cross infection of excrement of infectious disease patient - Google Patents

Abstract

The invention relates to the field of medical waste treatment devices, and discloses an automatic treatment device for preventing cross infection of excrement of patients with infectious diseases, which comprises a treatment box body, wherein a treatment cavity, an accommodating cavity and a drainage cavity are arranged in the treatment box body; the top ends of the treatment cavities are rotatably connected with sealing covers; the bottom that holds the chamber is provided with the medicament export, is provided with the actuating mechanism who corresponds the setting with the treatment chamber on the processing case body, and actuating mechanism includes pivot, running-board and torsional spring, and the pivot rotates to be connected on handling the incasement body, and the torsional spring fixed cover is established outside the pivot, running-board and pivot fixed connection are provided with first drive assembly between pivot and the sealed lid, are provided with second drive assembly between pivot and the medicament export, and the chamber intercommunication of draining has the drainage pipe. The invention solves the problems of complex operation and increased occupational exposure risk of medical care personnel when the excrement of the infectious disease patient is treated in the prior art.

Description

Automatic treatment device for preventing cross infection of excrement of infectious disease patient

Technical Field

The invention relates to the field of medical waste treatment devices, in particular to an automatic treatment device for preventing cross infection of excrement of infectious disease patients.

Background

At present, in the patient of hospital's accepted treatment, most life is from the care ability than poor, can't independently walk to the bathroom and excrete, often needs patient's family members or nursing staff to collect with the collecting vessel, collects a certain amount when the excrement and then pours the excrement by medical personnel's manual work again. Because patients who are treated in hospitals are not lack of patients with infectious diseases, at present, excrement (gastric juice, vomit, urine and the like) of the patients is collected in a traditional mode of a collecting barrel, and medical staff also needs to add a sterilizing agent into the excrement for sterilization and then pour and discharge the excrement because the excrement is infectious. But because the excrement peculiar smell is extremely large and has certain infectivity, the operation not only increases the workload of medical staff, but also increases the occupational exposure risk of the medical staff due to the complicated treatment process.

Disclosure of Invention

The invention aims to provide an automatic treatment device for preventing cross infection of excrement of infectious disease patients, and aims to solve the problems that in the prior art, the operation is complicated when the excrement of infectious disease patients is treated, and the workload and the occupational exposure risk of medical workers are increased.

In order to achieve the purpose, the invention adopts the following technical scheme: the automatic treatment device for preventing cross infection of the excrement of the infectious disease patients comprises a treatment box body, wherein a treatment cavity, an accommodating cavity and a drainage cavity are arranged in the treatment box body; the top ends of the treatment cavities are rotatably connected with sealing covers for plugging the treatment cavities; the bottom that holds the chamber is provided with the medicament export, is provided with the actuating mechanism who corresponds the setting with the treatment chamber on the processing case body, and actuating mechanism includes pivot, running-board and torsional spring, and the pivot rotates to be connected on handling the incasement body, and the torsional spring fixed cover is established outside the pivot, running-board and pivot fixed connection are provided with first drive assembly between pivot and the sealed lid, are provided with second drive assembly between pivot and the medicament export, and the chamber intercommunication of draining has the drainage pipe.

The principle and the advantages of the scheme are as follows: among this technical scheme, the effect that the processing case body played whole holding provides a relatively independent enclosure for the processing of excrement, and wherein the treatment chamber is used for keeping in the excrement that is emptyd, holds the chamber and is used for keeping in the bactericidal medicament. When the medical treatment box is actually used, medical workers only need to transfer the collecting barrel with collected excrement to the side part of the treatment box body, then step on the pedal plate by feet to enable the rotating shaft to rotate, the rotating shaft drives the first driving assembly to open the sealing cover, and the medical workers can pour the excrement in the collecting barrel into the treatment cavity; meanwhile, the rotating shaft rotates, the sterilizing agent in the accommodating cavity can fall into the treatment cavity through the second driving assembly, the excrement is sterilized, and the automatic feeding of the sterilizing agent is realized in the process. After the medical staff is toppled over, the medical staff loosens the pedal plate, the process is very simple, the steps needing to be operated by the medical staff are only treading on the pedal plate and toppling over the excrement, and the working strength of the medical staff is reduced. After the excrement is treated by the bactericidal agent, open the solenoid valve (this process can be by system control), the excrement can follow the honeycomb duct and keep somewhere to excrete the intracavity, during the in-service use, can be with excreteing pipe and sewer pipe intercommunication, makes the excrement after the processing in the chamber of excreting flow through excreteing the pipe, directly is arranged away along the sewer, need not like prior art by operating personnel manual operation, has further reduced medical personnel's working strength.

Preferably, as an improvement, the first driving assembly comprises a first driving gear, a first driving shaft and a first driving chain, the first driving gear is coaxially and fixedly connected to the rotating shaft, the first driving shaft is rotatably connected to the top end of the treatment box body, the sealing cover is fixed to the outer wall of the first driving shaft, the first driving shaft is coaxially and fixedly connected to a transmission gear, and the first driving chain is connected between the transmission gear and the first driving gear.

Among this technical scheme, can drive when medical personnel steps on the presser foot footboard and rotate with the fixed pivot of running-board, and then drive and rotate with the first drive gear of the coaxial rigid coupling of pivot, first drive gear rotates and can drive transmission gear through first drive chain and rotate, and then drive first drive shaft and rotate, when first drive shaft rotates, can open sealed lid, operating personnel only need step on the presser foot footboard and can open sealed lid, need not handle the case body with the hand contact, it is very convenient to operate, also can satisfy the actual operation demand.

Preferably, as an improvement, the top of handling the case body is provided with first magnet, and the one end that sealed lid is kept away from first drive shaft is provided with the second magnet that adsorbs mutually with first magnet.

Among this technical scheme, through sealed lid and handle the first magnet and the second magnet that set up mutual absorption between the case body, when medical personnel did not step on the presser foot footboard, can guarantee that the inseparable lid of sealed lid is detained on the top of handling the case body, and the minimize peculiar smell gives off.

Preferably, as an improvement, the second drive assembly includes second drive gear, drive rack and shutoff piece, and the coaxial rigid coupling of second drive gear is in the pivot, and the vertical sliding connection of drive rack is on handling the lateral wall of case body, and drive rack and the meshing of second drive gear, and the shutoff piece is fixed on the top of drive rack and can shutoff medicament export.

Among this technical scheme, when medical personnel trampled when pressing pedal, the pivot rotates and still can drive second drive gear in step and rotate, and then drive the drive rack with second drive gear meshing and slide along the inner wall of handling the case body, makes the shutoff piece no longer block up the medicament export, and the medicament that disinfects can slide to the processing intracavity, so can realize that the automation of the medicament that disinfects is thrown and throw and have the synchronism with opening and close of sealed lid, and single operation can be accomplished.

Preferably, as an improvement, hold the top end opening setting in chamber, and hold the top in chamber and wear out the top of handling the case body and can dismantle and be connected with the lid.

Among this technical scheme, set up the lid through the top that holds the chamber, when holding intracavity sterilization medicament surplus not enough, can be to holding intracavity replenishment sterilization medicament, convenient operation through opening and close the lid.

Preferably, as an improvement, the treatment chamber is detachably connected in the treatment tank inner body.

Among this technical scheme, through setting the treatment chamber to dismantling the connection at this internal mode of processing case, can make things convenient for the maintenance and the change of treatment chamber, after partial structural damage, can continue to use through the mode of local change, structural design is reasonable, has reduced use cost.

Preferably, as an improvement, hold the transparent setting in chamber, and handle and be provided with on the case body and hold the visual window that the chamber is just right.

Among this technical scheme, through setting up visual window on handling the case body, combine the transparent chamber structure that holds, can make things convenient for operating personnel to carry out real time monitoring to the surplus that holds the intracavity medicament that disinfects, be convenient for in time supply the medicament that disinfects.

Preferably, as an improvement, rounded corners are provided between the side walls and the bottom wall of the processing chamber.

Among this technical scheme, through fillet between the lateral wall at the process chamber and diapire, when excrement treatment finishes through honeycomb duct discharge, can avoid producing and remain the dead angle.

Preferably, as an improvement, the junction of the draft tube and the treatment cavity and the junction of the draft tube and the drainage cavity are provided with sealing rings.

Among this technical scheme, through the junction at honeycomb duct and treatment chamber to and the junction of honeycomb duct and escape chamber all sets up the sealing washer, can guarantee the sealed effect of junction, avoid the excrement to appear the problem of leaking under the complete condition of not handling.

Preferably, as an improvement, still be provided with wiper mechanism in the treatment box body, wiper mechanism includes a plurality of shower heads.

Among this technical scheme, after empting the excrement, wiper mechanism is used for carrying out the self-cleaning disinfection to the collecting vessel, need not the manual clearance of operating personnel, has further simplified medical personnel's work flow, has further reduced medical personnel's infection risk simultaneously.

Drawings

FIG. 1 is a schematic view of an automatic apparatus for preventing cross-contamination of excrement from an infected patient according to one embodiment of the present invention.

FIG. 2 is a front longitudinal sectional view of an automatic cross-infection prevention device for the excreta of an infected patient according to one embodiment of the present invention.

Fig. 3 is an enlarged view at a1 in fig. 2.

Fig. 4 is a front longitudinal sectional view of a third embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the treatment box comprises a treatment box body 1, a treatment cavity 2, an accommodating cavity 3, a discharge cavity 4, a support table 5, a support bar 6, a medicament tube 7, a cover body 8, a visible window 9, a guide tube 10, an electromagnetic valve 11, a rotating shaft 12, a pedal plate 13, a torsion spring 14, a driving cavity 15, a sealing cover 16, a first magnet 17, a second magnet 18, a first driving shaft 19, a second driving wheel 20, a driving rack 21, a sealing block 22, a baffle plate 23, a placing table 24, a spray header 25 and a limiting table 26.

Example one

The embodiment is basically as shown in the attached figures 1 and 2: infectious disease patient's excrement prevents cross infection automatic processing apparatus, including handling case body 1, handle and be provided with two treatment chamber 2, two in the case body 1 and hold chamber 3 and escape cavity 4.

The treatment box body 1 is of a rectangular box body structure with an opening at the upper part, and a circle of convex supporting platform 5 is welded at the upper part of the inner wall of the treatment box body 1; the treatment chamber 2 is the tubular structure of upper portion open-ended, and sets up to the fillet between the inside lateral wall of treatment chamber 2 and the diapire of treatment chamber 2, can avoid appearing the dead angle in excrement discharge process through smooth and sly transitional mode. The outer wall of the upper part of the treatment cavity 2 is welded with a circle of support bars 6 which can be clamped on the support table 5, and the side wall of the treatment cavity 2 is provided with a medicine inlet.

Hold chamber 3 and set up between two treatment chamber 2, and hold chamber 3 and pass through the bolt fastening on handling case body 1, hold chamber 3 in this embodiment and be transparent tubular structure, hold and have placed the medicament that disinfects in the chamber 3, the bottom that holds chamber 3 is provided with the medicament export, the intercommunication has towards treatment chamber 2 slope decurrent medicament pipe 7 between the medicament export and the medicine inlet of treatment chamber 2, the top and the threaded connection that wear out treatment case body 1 on the top that hold chamber 3 have a lid 8. The treatment cavity 2 body is provided with a visual window 9, and the visual window 9 is arranged opposite to the containing cavity 3.

The drain cavity 4 sets up in the bottom of handling the case body 1, and the drain cavity 4 is sealed cavity structure, all communicates honeycomb duct 10 between drain cavity 4 and the processing chamber 2, installs solenoid valve 11 on the honeycomb duct 10. Sealing rings are arranged at the joint of the draft tube 10 and the treatment cavity 2 and the joint of the draft tube 10 and the drainage cavity 4. The drainage cavity 4 is also communicated with a drainage pipe, and one end of the drainage pipe, which is far away from the drainage cavity 4, is communicated with a sewer pipe.

The bottom of handling case body 1 is provided with the actuating mechanism who corresponds with processing chamber 2, actuating mechanism all includes pivot 12, running-board 13 and torsional spring 14, the bottom of handling case body 1 is provided with drive chamber 15, pivot 12 rotates and connects in drive chamber 15, running-board 13 welds the lateral part at pivot 12, the torsional spring 14 cover is established on the outer wall of pivot 12 and with pivot 12 fixed connection, the both ends chucking respectively of torsional spring 14 is on the roof and the diapire of drive chamber 15.

Referring to fig. 3, a sealing cover 16 is disposed above the processing chamber 2, the sealing cover 16 can seal the processing chamber 2, a first magnet 17 is bonded to the top end of the processing box body 1, and a second magnet 18 capable of being adsorbed by the first magnet 17 is bonded to the sealing cover 16, so that the sealing effect of the processing box can be ensured, and odor emission can be avoided. The specific connection mode of the sealing cover 16 and the treatment box body 1 is as follows: a first driving shaft 19 is fixed at one end of the sealing cover 16, and the first driving shaft 19 is rotatably connected to the top end of the treatment box body 1; a first driving gear (not shown) is coaxially and fixedly connected to the rotating shaft 12, the first driving gear is engaged with a first driving wheel, a first driving gear is coaxially and fixedly connected to the first driving shaft 19, a first driving chain (not shown) is connected between the first driving wheel and the first driving gear, and a through hole for the first driving chain to pass through is formed in the driving cavity 15.

Be provided with second drive assembly between pivot 12 and the medicament pipe 7, second drive assembly includes second drive gear, second drive wheel 20, driving rack 21 and shutoff piece 22, the coaxial rigid coupling of second drive gear is in pivot 12, second drive wheel 20 rotates to be connected in drive chamber 15 and with the meshing of first drive gear, the vertical sliding connection of driving rack 21 is on handling the lateral wall of case body 1, and the lower part and the second drive wheel 20 meshing of driving rack 21, shutoff piece 22 welds the top of driving rack 21 and can shutoff medicament pipe 7, be provided with the shutoff hole that is used for holding shutoff piece 22 on the medicament pipe 7.

The specific implementation process is as follows: when the excrement (vomit, urine, etc.) of the patient is temporarily collected in the collecting vessel and the like needs to be disposed of, the medical worker only needs to carry the isolation glove and transfer the collecting vessel to the vicinity of the disposal case body 1. In the initial state, the blocking block 22 is in the state of blocking the drug tube 7, for example, the excrement is poured into the treatment cavity 2 at the right end, the medical staff presses the pedal 13 at the right side downwards with the foot, the right end of the pedal 13 rotates downwards to drive the rotating shaft 12 fixed with the pedal to rotate clockwise, and further drive the second driving gear to rotate clockwise, the second driving gear drives the second driving wheel 20 meshed with the second driving gear to rotate anticlockwise, the second driving wheel 20 drives the driving rack 21 meshed with the second driving wheel to slide downwards when rotating anticlockwise, so that the blocking block 22 moves downwards, the drug tube 7 is no longer blocked, and the disinfectant in the accommodating cavity 3 falls into the treatment cavity 2 along the drug tube 7.

When the rotating shaft 12 rotates clockwise, the first driving wheel is also driven to rotate counterclockwise, and then the first driving shaft 19 is driven to rotate counterclockwise through the first driving chain, so that the sealing plate fixed on the outer wall of the first driving shaft 19 is opened. At the moment, the medical staff can dump the excrement into the treatment cavity 2.

After the excrement emptys and finishes, medical personnel loosen running-board 13, and pivot 12 anticlockwise rotates under the elastic restoring force effect of torsional spring 14 this moment and resets, and the same reason can be known to the aforesaid, and pivot 12 anticlockwise rotation can drive rack 21 and upwards slide for in shutoff piece 22 inserted medicament pipe 7, to the shutoff of medicament pipe 7. Meanwhile, the first driving shaft 19 is driven to rotate clockwise by the counterclockwise rotation of the rotating shaft 12, and at this time, the sealing cover 16 is tightly adsorbed to the top end of the treating box body 1 under the magnetic adsorption action of the first magnet 17 and the second magnet 18, so that the emission of the internal odor is avoided. After the sealing cover 16 is closed, the sterilization agent can sterilize the excrement, and after the excrement is treated (after one hour), the electromagnetic valve 11 is opened, so that the treated excrement can be left in the drainage cavity 4 along the drainage pipe 10 and transferred to the sewer pipeline along the drainage pipe, and can be directly drained along the sewer pipeline.

This technical scheme is when handling the excrement, and the step that needs medical personnel to operate only is for stepping on and empting the excrement, and convenient operation angry man has reduced medical personnel's working strength.

Example two

The difference between the present embodiment and the first embodiment is: in this embodiment, the top end of the processing chamber 2 is provided with a pressure sensor, the pressure sensor is in signal connection with a controller (a timing controller with a timing function, and the specific model can be selected according to actual needs), and the controller can control the opening and closing of the electromagnetic valve 11.

In practical use of the present embodiment, when the medical staff dumps the excrement and then the sealing cover 16 is fastened to the top end of the treatment box body 1, the pressure sensor senses the pressure of the fastening and transmits the signal to the controller, and the controller starts timing, at which time the electromagnetic valve 11 is in a closed state. After the controller times the preset time (one hour), the controller can control the electromagnetic valve 11 to be opened, the excrement after the treatment is discharged, the automatic timing and the automatic discharge of the excrement after the treatment are realized, and the automation degree is high.

EXAMPLE III

As shown in fig. 4, the present embodiment is different from the first embodiment in that: in this embodiment, a vertical baffle 23 is arranged in the treatment box body 1, and the two treatment chambers 2 are respectively arranged at two sides of the baffle 23 in the same manner as in the first embodiment. Wherein, be provided with the wiper mechanism who is used for clearing up the collecting vessel in the processing chamber 2 on right side. The containing cavity 3 in this embodiment is provided with one, and the right treatment cavity 2 is not communicated with the containing cavity 3.

The cleaning mechanism comprises a placing table 24 and a plurality of spray headers 25, the placing table 24 is of a sealed cylindrical structure, and the placing table 24 is welded in the processing cavity and is coaxial with the processing cavity 2. A limiting table 26 is welded to the lower portion of the placing table 24, and the top surface of the limiting table 26 is arranged obliquely downward from the middle portion to the outer edge. The spray headers 25 are arranged on the outer wall of the placing table 24 and the inner wall of the treatment cavity 2 on the right side, the spray headers 25 arranged on the placing table 24 are communicated with first branch water pipes, the first branch water pipes are communicated with the same first main water pipe, the first main water pipe is communicated with a disinfectant tank, and a first high-pressure valve is arranged between the first main water pipe and the water supply pipeline; the spray headers 25 positioned on the side walls of the treatment cavity 2 are communicated with second branch water pipes, the second branch water pipes are communicated with a same second main water pipe, the second main water pipe is communicated with a water supply pipeline, and a second high-pressure valve (not shown in the figure) is arranged between the second main water pipe and the water supply pipeline; of the shower heads 25 located on the inner wall of the processing chamber 2, the uppermost group of the shower heads 25 is disposed obliquely downward.

The bottom of the treatment box body 1 is provided with a transverse discharge cavity 4, two driving mechanisms are arranged in the discharge cavity 4, wherein the driving mechanism on the left side has the same structure and function as the driving mechanism in the first embodiment, namely, the sealing cover 16 can be driven to open and close, and the disinfectant can be synchronously fed; the right driving mechanism is also connected with the sealing cover 16 through a first driving chain, and the sealing cover 16 can be opened and closed by pressing the foot pedal 13.

The top end of the processing cavity 2 is provided with a pressure sensor, the pressure sensor is in signal connection with a controller (a timing controller with a timing function, the specific model can be selected according to actual requirements), and the controller on the left side can control the opening and closing of the electromagnetic valve 11; the controller on the right side can control the opening and closing of the electromagnetic valve 11 and can also control the opening and closing of the first high-pressure valve and the second high-pressure valve.

When using, after medical personnel poured the excrement in the collecting vessel into left treatment chamber 2 internal process, the foot pedal 13 on foot step on right side made the sealed lid 16 on right side open, then place the collecting vessel outside placing platform 24 with the inversion state, make the oral area of collecting vessel offset with spacing platform 26 top surface, then loosen pedal 13, make sealed lid 16 close, can transmit this pressure signal for the controller after the pressure sensor on right side can sense sealed lid 16's pressure this moment, the controller then control solenoid valve 11 and open and control first high-pressure valve and second high-pressure valve simultaneously and open, first high-pressure valve and second high-pressure valve open the back, shower head 25 can disinfect and spray the washing processing to the collecting vessel, sewage after spraying etc. can be followed drain chamber 4 and discharged. After the preset time (such as 30min) of the controller is reached, the controller controls the electromagnetic valve 11 to be closed, and simultaneously controls the first high-pressure valve and the second high-pressure valve to be closed, and the disinfected and cleaned collecting barrel can be used for draining water in the treatment cavity 2 on the right side for later use.

The embodiment not only simplifies the treatment process of the excrement, but also can realize the automatic cleaning, disinfection and draining of the collecting barrel after the excrement is poured, does not need medical staff to wash, further reduces the working strength of the medical staff, and simultaneously reduces the infection risk of the medical staff.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. Infectious disease patient excrement prevents cross infection automatic processing apparatus, its characterized in that: the treatment device comprises a treatment box body, wherein a treatment cavity, an accommodating cavity and a drainage cavity are arranged in the treatment box body, a flow guide pipe is arranged between the treatment cavity and the drainage cavity, and an electromagnetic valve is arranged on the flow guide pipe; the top ends of the treatment cavities are rotatably connected with sealing covers for plugging the treatment cavities; the bottom that holds the chamber is provided with the medicament export, it corresponds the actuating mechanism who sets up with the treatment chamber to be provided with on the case body to handle, and actuating mechanism includes pivot, running-board and torsional spring, and the pivot rotates to be connected on handling the incasement body, and the fixed cover of torsional spring is established outside the pivot, running-board and pivot fixed connection are provided with first drive assembly between pivot and the sealed lid, are provided with the second drive assembly between pivot and the medicament export, the chamber intercommunication of draining has the escape pipe.

2. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 1, wherein: first drive assembly includes first drive gear, first drive shaft, first driving chain, the coaxial rigid coupling of first drive gear is in the pivot, and first drive shaft rotates to be connected on the top of handling the case body, sealed lid is fixed on the outer wall of first drive shaft, and the coaxial rigid coupling of first drive shaft has drive gear, and first driving chain is connected between drive gear and first drive gear.

3. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 2, wherein: the top of handling the case body is provided with first magnet, and the one end that first drive shaft was kept away from to sealed lid is provided with the second magnet that adsorbs mutually with first magnet.

4. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 3, wherein: the second drive assembly comprises a second drive gear, a drive rack and a blocking block, the second drive gear is coaxially and fixedly connected to the rotating shaft, the drive rack is vertically and slidably connected to the side wall of the processing box body, the drive rack is meshed with the second drive gear, and the blocking block is fixed to the top end of the drive rack and can block the medicament outlet.

5. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 4, wherein: the top end opening that holds the chamber sets up, and the top that holds the chamber is worn out the top of handling the case body and can be dismantled and be connected with the lid.

6. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 5, wherein: the treatment cavity is detachably connected in the treatment box.

7. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 6, wherein: the containing cavity is transparent, and a visual window right opposite to the containing cavity is arranged on the processing box body.

8. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 7, wherein: and fillets are arranged between the side wall and the bottom wall of the treatment cavity.

9. The automatic handling device for the prevention of cross-infection of the excreta of infectious disease patient according to claim 8, wherein: and sealing rings are arranged at the joint of the flow guide pipe and the treatment cavity and the joint of the flow guide pipe and the drainage cavity.

10. The automatic treatment device for preventing cross infection of excrement of infectious disease patients according to claim 9, wherein: the treatment box is characterized in that a cleaning mechanism is further arranged in the treatment box body and comprises a plurality of spray heads.

Images