CN210873183U

CN210873183U - Hemodialysis machine inlet tube cleaning and sterilizing device

Info

Publication number: CN210873183U
Application number: CN201921351418.1U
Authority: CN
Inventors: 许锐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-06-30
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a hemodialysis machine water inlet pipe cleaning and disinfecting device, which comprises a shell, wherein the surface of the shell is provided with a door and a display screen, the back surface of the shell is provided with a power switch, a power line and a water outlet, and a disinfection module, a disinfectant liquid distribution box and a control box are arranged in the shell; the disinfection module is used for connecting a water inlet pipe to be disinfected and comprises a connecting panel and double-seal quick connectors uniformly distributed on the connecting panel, the disinfectant liquid distribution box comprises a liquid distribution box body and a top sealing cover, the liquid distribution box body is connected with the connecting panel through a pipeline, the pipeline is connected to a water outlet, and the liquid distribution box body is also provided with a pipeline for allowing pure water to enter; the device provided by the utility model simple structure, simple operation, degree of automation is high, can wash many inlet tubes that disappear simultaneously, and the maximum limit is washed the disinfection inlet tube of disappearing wantonly, treats sterile hemodialysis machine inlet tube and plays fine cleaning and disinfecting effect, and the reliability is high, the practicality is good.

Description

Hemodialysis machine inlet tube cleaning and sterilizing device

Technical Field

The utility model belongs to the technical field of medical instrument, specific theory relates to a hemodialysis machine inlet tube cleaning and sterilizing device.

Background

In water treatment, hemodialysis machine disinfection operation, use hemodialysis machine inlet tube decontamination machine, dead angle and blind area in the pipeline disinfection that will significantly reduce, the effectual effect that plays the pipeline disinfection, along with the continuous perfect and standard of blood purification standard operation, constantly improve dialysis water quality of water requirement, traditional disinfection mode has sterile dead angle and blind area, hardly accomplishes hemodialysis machine inlet tube disinfection and washs, the event needs a new technical scheme to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Problem to above-mentioned prior art exists, the utility model provides a reasonable, high-efficient, simple operation's hemodialysis machine inlet tube cleaning and sterilizing device provides comparatively effectual solution for solving above-mentioned problem.

In order to achieve the above object, the present invention adopts the following technical solution to solve the above problems: a hemodialysis machine water inlet pipe cleaning and disinfecting device comprises a shell, wherein a door and a display screen are arranged on the surface of the shell, a power switch, a power line and a water outlet are arranged on the back of the shell, and a disinfection module, a disinfectant liquid distribution box and a control box are arranged in the shell;

the disinfection module is arranged in the door and close to the door, and comprises a connecting panel and double-seal quick connectors uniformly distributed on the connecting panel;

the disinfectant liquid preparation box comprises a liquid preparation box body and a top sealing cover, the sealing cover is arranged at the end part of the device shell, the liquid preparation box body is connected with a third pipeline for pure water to enter, the third pipeline is provided with a No. A electromagnetic valve, and the third pipeline extends to the outer side of the shell; the bottom of the liquid distribution box body is communicated with the water inlet end of the connecting panel through a first pipeline, the water outlet end of the connecting panel is communicated with the water inlet end of the liquid distribution box body through a second pipeline, the first pipeline is provided with a booster pump and a pressure control switch, and the second pipeline is provided with a filter, a concentration test probe and a No. C electromagnetic valve;

a fifth pipeline is connected beside the first pipeline, a No. B electromagnetic valve and an air compressor are arranged on the fifth pipeline, and an air filter is arranged on the air compressor; a fourth pipeline is connected to the water outlet beside the second pipeline, and a No. D electromagnetic valve is arranged on the fourth pipeline;

no. A, B, C, D solenoid valve and pressure control switch, booster pump, display screen and air compressor machine all link to each other with the control box.

Furthermore, the main view surface of the double-sealing quick connector is a connecting interface end of one or more water inlet pipes to be disinfected, and the back surface of the double-sealing quick connector is provided with a connecting pipe which is communicated with the back connecting pipe when the water inlet pipes to be disinfected are fixed on the connecting panel.

Furthermore, the bottom of the liquid distribution box body is conical, a vortex baffle is arranged inside the liquid distribution box body and at the water outlet, an air filter is arranged at the top of the liquid distribution box body, spray heads are uniformly distributed in the liquid distribution box body, and a high liquid level induction monitoring device and a low liquid level induction monitoring device are further respectively arranged at the upper end and the lower end of the inner wall of the liquid distribution box body.

Wherein, high liquid level response monitoring devices, low liquid level response monitoring devices all are connected with the control box.

Further, be provided with entrance guard's switch on the door, entrance guard's switch links to each other with the control box.

Furthermore, a sampling port is further formed in the lower end of the shell, and the sampling port is formed in the second pipeline and located at the water outlet end of the disinfection module, namely between the disinfection module and the filter.

Furthermore, the first, second, third, fourth and fifth pipelines are all provided with one-way valves, and the one-way valves are arranged according to the flowing direction of the liquid.

The utility model has the advantages of simple structure, convenient operation, high automation degree, high reliability and good practicability, can simultaneously wash and disinfect a plurality of water inlet pipes, wash and disinfect the water inlet pipe to be disinfected in the largest range at will, and achieve good washing and disinfecting effects on the water inlet pipe of the hemodialysis machine to be disinfected; the double-sealing quick-plugging connector is used for connecting the water inlet pipe to be disinfected, has the characteristic of quick plugging, and can automatically close the male head and the female head of the double-sealing quick-plugging connector after the water inlet pipe to be disinfected is pulled out, so that the condition that bacteria enter the pipeline to cause pollution inside the pipeline is prevented.

Drawings

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

Fig. 2 is a rear view structural diagram of fig. 1.

FIG. 3 is a flow chart of an internal circulation system.

Fig. 4 is a schematic circuit diagram of the present invention.

Wherein: 1. the device comprises a shell, 2, a door, 3, a double-sealing quick connector, 4, a connecting panel, 5, a display screen, 6, a disinfectant liquid distribution box, 601, a liquid distribution box body, 7, a sealing cover, 8, an air filter, 9, a third pipeline, 10, a spray header, 11, a high liquid level induction monitoring device, 12, a low liquid level induction monitoring device, 13, a fifth pipeline, 14, a power switch, 15, a power line, 16, a water outlet, 17, a sampling port, 18, a check valve IV, 19, an electromagnetic valve A, 20, a vortex partition plate, 21, a booster pump, 22, a pressure control switch, 23, a check valve I, 24, a filter, 25, a check valve II, 26, a concentration test probe, 27, a first pipeline, 28, a second pipeline, 29, a check valve III, 30, an electromagnetic valve C, 31, a fourth pipeline, 32, an electromagnetic valve D, 33, a check valve V, 34, a check valve VI, 35, No. B electromagnetic valve, 36, air compressor machine.

Detailed Description

The present invention will be further described in detail with reference to the drawings and examples, which are implemented on the premise of the technical solution of the present invention and give detailed embodiments, but the scope of the present invention is not limited to the following examples.

Referring to fig. 1-4, the hemodialysis machine water inlet pipe cleaning and disinfecting device comprises a shell 1, wherein a door 2, a display screen 5 and keys are arranged on the surface of the shell 1, an access switch is arranged on the door 2, the keys are divided into an on-off key U, a start key V, a flushing key W and an emptying key X, and a sampling port 17 is further formed in the lower end of the surface of the shell; the back of the shell 1 is provided with a power switch 14, a power connecting wire 15 and a water outlet 16; the main components of the whole device are arranged in the shell 1, and the device comprises a disinfection module, a disinfectant liquid preparation box 6 and a control box.

The disinfection module is arranged in the door 2 and close to the door 2 and is used for inserting a water inlet pipe to be disinfected to disinfect and clean the water inlet pipe. The disinfection module comprises connection panel 4 and evenly distributed two quick connector 3 that seal on connection panel 4, and the main face of looking of two quick connector 3 is the link of treating the disinfection inlet tube, can connect many simultaneously and treat the disinfection inlet tube, and the arbitrary quantity carries out washing of inlet tube and disappears in the maximum limit, and two quick connector 3 backs are the connecting pipe, and when treating the disinfection inlet tube be fixed in connection panel 4 on with the back connecting pipe pipeline intercommunication.

Set up the mount as required in the casing 1 inside of whole device, antiseptic solution is joined in marriage liquid case 6 and is installed on the mount, join in marriage liquid case 6 and constitute by joining in marriage liquid case body 601 and the sealed lid 7 in top, set up sealed lid 7 in the top of whole device casing 1, convenient during operation is opened sealed lid 7 and is injected into the antiseptic solution and carry out the disinfection operation, for the convenience of eliminating the internal volume change of box when joining in marriage liquid case body 601 internal injection, air cleaner 8 has been installed again at the top of joining in marriage liquid case body 601. The bottom of liquid distribution box body 601 is the toper structure form, and in liquid distribution box body 601, be located water outlet department and be provided with vortex baffle 20, sets up vortex baffle 20 and has prevented that the liquid velocity of flow in the box from producing the swirl when great, in addition, still evenly is provided with a plurality of shower head 10 in the box, sets up shower head 10 and is convenient for with the antiseptic solution, the pure water rapid mixing of pouring into. The upper end and the lower end of the inner wall of the liquid distribution box body 601 are respectively provided with a high liquid level induction monitoring device 11 and a low liquid level induction monitoring device 12, and the heights of the two liquid levels are respectively set to be 20L and 0L.

At the bottom water outlet of the liquid distribution box body 601, a first pipeline 27 is arranged to be communicated with the water inlet end of the connecting panel 4, then flows through the water inlet pipe to be disinfected, the connecting pipe and the water inlet pipe to be disinfected, and so on, and finally flows out from the water outlet end of the connecting panel 4 through a second pipeline 28, and the tail end of the second pipeline 28 is connected to the liquid distribution box body 601. The liquid distribution box body 601 is connected with a third pipeline 9 for pure water to enter, a water inlet end of the third pipeline 9 is located on the outer side of the whole device shell 1, in the embodiment, the second pipeline 28 is arranged on the third pipeline 9, and liquid in the second pipeline 28 is communicated to the inside of the liquid distribution box body 601 through the third pipeline 9. The third pipeline 9 is provided with a solenoid valve A19 and a check valve IV 18, and the liquid in the second pipeline 28 directly flows into the liquid distribution box body 601 without passing through the solenoid valve A19 and the check valve IV 18.

The first pipeline 27 is provided with a booster pump 21, a pressure control switch 22 and a one-way valve I23, the first pipeline 27 is externally connected with a fifth pipeline 13, the fifth pipeline 13 is provided with a one-way valve VI 34, a No. B electromagnetic valve 35 and an air compressor 36, and the air compressor 36 is provided with an air filter (not shown in the figure); the second pipeline 28 is provided with a filter 24 (water filter), a one-way valve II 25, a concentration test probe 26, a No. C electromagnetic valve 30 and a one-way valve III 29 in sequence from the disinfection module, a fourth pipeline 31 is connected to the water outlet 16 by the second pipeline 28, and a No. D electromagnetic valve 32 and a one-way valve V33 are arranged on the fourth pipeline 31.

The control box comprises a power box 40, a relay, a program control element 39 and an alarm device, wherein an A, B, C, D electromagnetic valve, a pressure control switch 22, a high-low liquid level sensing monitoring device, an entrance guard switch 37 and the alarm device 38 are all connected with the program control element 39. The concentration test probe 26 and the concentration detection meter are collectively called as a disinfectant concentration detector 41 and are connected to the power box 40, the concentration detection meter is arranged in the display screen, and the whole circuit connection diagram refers to fig. 4.

The visible sampling port 17 located outside the housing is arranged on the second line 27 at the outlet end of the disinfection module, between the disinfection module and the filter 24.

Before the whole device starts to work, the working procedure is set on the program control element in the control box and then the device works according to the following steps:

firstly, a power line 15 is connected, a power switch 14 is pressed, a water inlet pipe to be disinfected is connected to a double-seal quick connector 3, a door 2 is closed, and single cycle time (30-60 min) is set on a display screen 5;

opening the sealing cover 7 at the top of the disinfectant liquid preparation box, injecting disinfectant concentrated solution (500 ml peroxyacetic acid), and tightly covering the sealing cover 7 according to the calculation: the concentration range of the disinfectant is 2-5 per mill, the maximum water quantity of the pipeline in the device is about 4L, and the dilution effect on the disinfectant is less than 1 per mill;

pressing a start key V, opening the electromagnetic valve A19, injecting pure water into the disinfectant liquid distribution box 6, and when the liquid level of the liquid distribution box body 601 reaches a high liquid level induction monitoring device (20L) 11, closing the electromagnetic valve A19 and stopping the water injection;

entering a disinfection mode: the booster pump 21 is started, the electromagnetic valve No. B35 is closed, the electromagnetic valve No. C30 is opened, the electromagnetic valve No. D32 is closed, the pressure control switch 22 controls the booster pump 21 to be opened and closed according to the system pressure, and the disinfectant flows back to the disinfectant liquid distribution box 6 through the booster pump 21, the pressure control switch 22, the disinfection module, the filter 24, the concentration test probe 26 and the electromagnetic valve No. C30, so that the dead angle of a water channel is avoided infinitely in the whole process;

draining the disinfectant: when the liquid level in the disinfectant liquid distribution box 6 reaches the low liquid level induction monitoring device (0L) 12, the booster pump, the solenoid valves B, C and D are all in a closed state;

and (4) entering a disinfection and flushing mode: the O point low liquid level induction monitoring device 12 starts a No. A electromagnetic valve 19, pure water is injected into the disinfectant liquid preparation tank 6 until the water level reaches the high liquid level induction monitoring device 11, the No. A electromagnetic valve 19 is closed, the high liquid level induction monitoring device 11 gives a signal, the booster pump 21 is started, the No. B and D electromagnetic valves are closed, the No. C electromagnetic valve is opened for 30 min, the automatic operation is carried out for 20min, and 3 times of disinfection and flushing are carried out according to the process; after the operation is finished, the booster pump 21 is opened, the solenoid valves B and C are closed, the solenoid valve D32 is opened, the operation is carried out until the liquid level in the liquid distribution box 6 reaches a 0 water level monitoring point, and the booster pump 21, the solenoid valve B35, the solenoid valve C30 and the solenoid valve D32 are closed;

the alarm sounds, the worker tests the residual situation of the disinfectant in the disinfected hemodialysis machine water inlet pipe at the sampling port 17, if a washing key W is pressed, the disinfection washing mode is completed again according to the steps;

next, an emptying key X is pressed to empty the residual water in the water inlet pipe to be disinfected, a solenoid valve B35 is opened, a solenoid valve C30 is closed, a solenoid valve D32 is opened, an air compressor 36 is started until an alarm sounds, and the emptying process is finished;

and (5) after the disinfection and cleaning process is finished, taking down the water inlet pipe of the hemodialysis machine for later use.

The door 2 of the housing 1 cannot be opened during the whole sterilization process to ensure the safety of the whole sterilization process.

Claims

1. A hemodialysis machine water inlet pipe cleaning and sterilizing device comprises a shell, wherein the surface of the shell is provided with a door and a display screen, and the back of the shell is provided with a power switch, a power line and a water outlet;

a fifth pipeline is connected beside the first pipeline, and a No. B electromagnetic valve and an air compressor are arranged on the fifth pipeline; a fourth pipeline is connected to the water outlet beside the second pipeline, and a No. D electromagnetic valve is arranged on the fourth pipeline;

2. The hemodialysis machine inlet tube cleaning and disinfecting device of claim 1, wherein the main viewing surface of the double-sealing quick connector is a connecting interface end of one or more inlet tubes to be disinfected, and the back surface of the double-sealing quick connector is provided with a connecting tube which is communicated with the back connecting tube when the inlet tubes to be disinfected are fixed on the connecting panel.

3. The cleaning and disinfecting device for the water inlet tube of the hemodialysis machine according to claim 1, wherein the bottom end of the liquid distribution box body is conical, a vortex baffle is arranged inside the liquid distribution box body and at the water outlet, an air filter is arranged at the top of the liquid distribution box body, spray headers are uniformly distributed in the liquid distribution box body, and a high liquid level sensing monitoring device and a low liquid level sensing monitoring device are respectively arranged at the upper end and the lower end of the inner wall of the liquid distribution box body.

4. The apparatus of claim 3, wherein the high level sensor and the low level sensor are connected to the control box.

5. The hemodialysis machine inlet tube cleaning and sterilizing device of claim 1, wherein the door is provided with an access switch, and the access switch is connected with a control box.

6. The hemodialysis machine inlet tube cleaning and sterilizing device as recited in claim 1, wherein a sampling port is further opened at a lower end of the housing, the sampling port is opened at the second pipeline, and is located at a water outlet of the sterilizing module, namely, between the sterilizing module and the filter.

7. The apparatus of claim 1, wherein the first, second, third, fourth and fifth conduits are each provided with a one-way valve.