CN218252009U

CN218252009U - Automatic mixing liquid feeding device

Info

Publication number: CN218252009U
Application number: CN202221861476.0U
Authority: CN
Inventors: 方正; 林德利; 邱海奎; 艾永意; 赖鸿基
Original assignee: Shenzhen Academy of Aerospace Technology
Current assignee: Shenzhen Academy of Aerospace Technology
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-01-10
Anticipated expiration: 2032-07-19

Abstract

The utility model provides an automatic mix liquid feeding device relates to liquid mixing device technical field, automatic mix liquid feeding device is used for carrying out cleaning and disinfection to the sewage jar of the care apparatus of having stood by sleeping in, including water supply pipe, disinfection water pipeling and blender, the blender is including toper shrink tube, choke and the toper diffusion tube that communicates in proper order, and water supply pipe and toper shrink tube intercommunication, disinfection water pipeling and choke intercommunication, the toper diffusion tube are suitable for the intercommunication sewage jar. The utility model discloses an automatic mixing liquid feeding device, the clear water is through water supply pipe flow direction blender, the clear water increases at the intraductal velocity of flow of the toper shrink of blender import department for the junction of choke and disinfectant pipeline produces the negative pressure, in inhaling the blender with the disinfectant in the disinfectant pipeline under the effect of negative pressure, realize the mixture of disinfectant and clear water, need not additionally to set up the suction pump in order to add the disinfectant, overall structure is simpler, reduces use cost simultaneously.

Description

Automatic mixing liquid feeding device

Technical Field

The utility model relates to a liquid mixing device technical field particularly, relates to an automatic mixing liquid feeding device.

Background

The bedridden nursing equipment is mainly suitable for long-term bed, inconvenient patient's use of moving, and the sewage jar of the bedridden nursing equipment is used for collecting patient's stool and urine, needs cleaning and disinfecting after using a period, and the current general suction pump adds the disinfectant into the clear water to can also get rid of jar interior peculiar smell in the time of wasing the filth, whole cleaning and disinfecting device structure is complicated, and use cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic mixing liquid feeding device to solve current sewage jar and in the disinfection cleaning process, need add the clear water with the disinfectant through the suction pump, the technical problem that cleaning and disinfecting device structure is complicated.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

the utility model provides an automatic mix liquid feeding device for wash the disinfection to the sewage jar of the care apparatus of having stood by bed, includes water supply pipe, sterile water pipeline and blender, the blender is including the toper shrink tube, choke and the toper diffuser that communicate in proper order, water supply pipe with toper shrink tube intercommunication, sterile water pipeline with the choke intercommunication, the toper diffuser is suitable for the intercommunication the sewage jar.

Automatic mixed liquid feeding device, clear water flows through in the water supply pipe, the clear water flows to the blender through the water supply pipe, the clear water increases at the toper shrink tube internal velocity of flow of blender import department, make the junction of choke and sterile water pipeline produce the negative pressure, inhale the blender with the sterile water in the sterile water pipeline under the effect of negative pressure in, realize the mixture of sterile water and clear water, later flow out and spout to the sewage jar inner wall from the toper diffuser, with wash the disinfection to the sewage jar, the blender structure here is similar to venturi, utilize the negative pressure that the venturi principle produced to realize mixing the liquid feeding, save the setting of suction pump, the structure is simpler, use cost is lower.

Optionally, the pipe diameter of the disinfection water pipeline is smaller than that of the water supply pipeline.

Optionally, the automatic mixing and liquid adding device further comprises a first valve structure, and the first valve structure is arranged on the water supply pipeline.

Optionally, the automatic mixing liquid feeding device further comprises a second valve structure, the second valve structure is arranged on the sterilized water pipeline, and the sterilized water pipeline is suitable for being communicated with a sterilized water bottle.

Optionally, the tapered convergent tube, the throat tube and the tapered divergent tube are integrally formed.

Optionally, the diameter of the throat is smaller than or equal to the diameter of the small end of the conical diffuser pipe, and the diameter of the throat is inversely proportional to the flow rate of the disinfection water in the disinfection water pipeline.

Optionally, friction protrusions are arranged on the outer side walls of the conical shrinkage pipe and the throat pipe, and the water supply pipeline and the disinfection water pipeline are locked on the mixer through the friction protrusions.

Optionally, the water supply pipeline and the disinfection water pipeline are made of hoses.

Optionally, the automatic mixing and liquid adding device further comprises a joint assembly, the joint assembly is suitable for being arranged at a tank opening of the sewage tank, and the conical diffusion pipe is communicated with the joint assembly through a pipeline.

Optionally, the bottom of the waste tank is adapted to be provided with a waste outlet.

Drawings

FIG. 1 is a schematic structural view of an automatic mixing and liquid adding device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a mixer according to an embodiment of the present invention.

Description of reference numerals:

1. a water supply pipeline; 2. a disinfection water pipeline; 3. a mixer; 31. a tapered shrink tube; 32. a throat; 321. a sterilized water inlet; 33. a conical diffusion tube; 34. a friction projection; 4. a sewage tank; 41. a sewage draining outlet; 5. a first valve structure; 6. a second valve structure; 7. a joint assembly; 8. a sterilized water bottle.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", and the like in the embodiments indicate terms of orientation, and are only used for simplifying the description of positional relationships based on the drawings of the specification, and do not represent that the elements, devices, and the like indicated in the description must be operated according to specific orientations and defined operations and methods, configurations, and such terms of orientation do not constitute limitations of the present invention.

In addition, the terms "first" and "second" mentioned in the embodiments of the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1-2, the utility model provides an automatic mix liquid feeding device for carry out cleaning and disinfection to the sewage jar 4 of the care apparatus of having the bowels, including water supply pipe 1, disinfection water pipeline 2 and blender 3, blender 3 is including toper shrink tube 31, choke 32 and the toper diffusion tube 33 that communicate in proper order, water supply pipe 1 with toper shrink tube 31 intercommunication, disinfection water pipeline 2 with choke 32 intercommunication, toper diffusion tube 33 is suitable for the intercommunication sewage jar 4.

In this embodiment, the bed-wetting nursing device generally comprises a wearing device worn on the crotch of the patient and a waste water tank 4 communicating with the waste water tank 4 through a waste water pumping pipe to collect the excrement and urine of the patient therein, wherein the waste water tank 4 needs to be periodically cleaned and sterilized after use.

The water supply pipeline 1 and the disinfectant pipeline 2 are both generally flexible pipes, so that the use and the storage are convenient; the water supply pipeline 1 can be connected with tap water (clean water), the disinfectant pipeline 2 can be connected with a disinfectant bottle 8, the clean water in the water supply pipeline 1 is used for cleaning the sewage tank 4, the disinfectant in the disinfectant pipeline 2 is used for disinfecting the sewage tank, and the clean water and the disinfectant can be mixed in the mixer 3 and then sprayed to the inner wall of the sewage tank 4 together.

The mixer 3 may be designed in the form of a venturi tube, and includes a conical shrinkage tube 31, a throat tube 32 and a conical diffusion tube 33 which are sequentially connected in the water flow direction, the large end of the conical shrinkage tube 31 is connected to the water supply pipe 1, the throat tube 32 is a cylindrical tube, and is provided with a sterilized water inlet 321 for connecting to the sterilized water pipe 2, and the conical diffusion tube 33 is used as a mixed liquid outlet. Generally, the cross-sectional dimension of the throat 32 is the smallest.

The principle process of the mixer 3 for automatically adding the sterilized water into the clean water to realize uniform mixing comprises the following steps: the clear water in the water supply pipeline 1 flows to the tapered shrinkage pipe 31 of the mixer 3, the pipe section size of the tapered shrinkage pipe 31 is gradually reduced, the water flow speed is gradually increased, when the clear water flows to the throat 32, the water flow speed is fastest, negative pressure is formed near a disinfectant inlet on the throat 32, disinfectant in the disinfectant pipeline 2 is sucked into the mixer 3, the clear water and the disinfectant are uniformly mixed in the mixer 3, and finally the clear water and the disinfectant flow out through the tapered diffusion pipe 33 and are sprayed to the sewage tank 4 to be cleaned.

Certainly, the embodiment of the utility model provides an automatic mixing liquid feeding device except realizing the mixed injection of clear water and sterile water, still can be used to under other scenes, realize the mixture of arbitrary two kinds of liquid, two kinds of gases or gas-liquid.

Optionally, the pipe diameter of the disinfection water pipe 2 is smaller than that of the water supply pipe 1.

In this embodiment, the consumption of the sterilized water is generally much smaller than that of the clean water, so the pipe diameter of the sterilized water pipe 2 is generally designed to be thinner, on one hand, the waste of the sterilized water is avoided, and on the other hand, the use amount of the sterilized water is too large, which can cause pungent odor and affect the surrounding environment and cleaning personnel.

Optionally, the automatic mixing and liquid adding device further comprises a first valve structure 5, and the first valve structure 5 is arranged on the water supply pipeline 1.

In this embodiment, sewage tank 4 is last to connect evacuation pump and sewage pumping pipe, and sewage pumping pipe is connected with the wearing equipment of patient crotch portion, and when patient's stool and urine was collected to needs, evacuation pump carries out the evacuation to sewage tank 4 earlier, and then makes sewage tank 4 form the negative pressure, utilizes the negative pressure with patient's stool and urine through the sewage pumping pipe suction in sewage tank 4.

In order to avoid that the sewage tank 4 is communicated with the water supply pipeline 1 and a vacuum environment cannot be formed in the sewage tank 4 during sewage pumping, the first valve structure 5 is required to be arranged on the water supply pipeline 1, the water supply pipeline 1 is closed during sewage pumping, and clean water is prevented from entering the sewage tank, so that a vacuum environment can be formed in the sewage tank and sewage pumping is facilitated; when the sewage tank 4 needs to be cleaned after the sewage pumping is finished, the first valve structure 5 can be opened, so that the clean water in the water supply pipeline 1 can smoothly enter the sewage tank 4, and the sewage tank 4 is cleaned.

Optionally, the automatic mixing and filling device further comprises a second valve structure 6, the second valve structure 6 is arranged on the sterilized water pipeline 2, and the sterilized water pipeline 2 is suitable for being communicated with a sterilized water bottle 8.

In this embodiment, in order to avoid that the sewage tank 4 is communicated with the sterilized water pipeline 2 during sewage pumping, a vacuum environment cannot be formed in the sewage tank 4, or the sewage tank sucks the sterilized water into the tank due to negative pressure vacuum, the second valve structure 6 needs to be arranged on the sterilized water pipeline 2, and during sewage pumping, the sterilized water pipeline 2 is closed to prevent the sterilized water from entering the sewage tank 4, so that a vacuum environment can be formed in the sewage tank, and the sewage pumping is facilitated; when the sewage tank 4 is cleaned, the second valve structure 6 can be opened, so that the sterilizing water in the sterilizing water pipeline 2 can smoothly enter the sewage tank 4, and the sewage tank 4 is cleaned and sterilized.

When the sewage tank 4 is cleaned, the first valve structure 5 and the second valve structure 6 can be opened at the same time, or only the first valve structure 5 can be opened, and the corresponding valve structures can be flexibly controlled to be opened or closed according to the use requirement.

Optionally, the tapered convergent tube 31, the throat 32 and the tapered divergent tube 33 are integrally formed.

In this embodiment, the mixer 3 is integrally formed, so that the process flow is simplified, and the structure is firmer.

Optionally, the diameter of the throat 32 is smaller than or equal to the diameter of the small end of the conical diffuser 33, and the diameter of the throat 32 is inversely proportional to the flow rate of the sterilizing water in the sterilizing water pipe 2.

In this embodiment, the mixer has a section of throat 32 with the smallest diameter to ensure that the flow rate is maximized.

The larger the diameter of the throat 32 is, the smaller the flow speed of the clean water in the water supply pipeline 1 is increased when the clean water enters the mixer, and the lower the vacuum degree at the sterile water inlet is, the slower the sterile water flows into the mixer 3; conversely, if the diameter of the throat 32 is small, the water flow in the water supply pipe will flow in the throat at a very fast rate, and the higher the negative pressure vacuum at the sterile water inlet on the throat 32, the greater the attraction force on the sterile water in the sterile water pipe 2, so that the sterile water will flow at a fast rate into the mixer 3.

Optionally, friction protrusions 34 are arranged on the outer side walls of the tapered shrinkage pipe 31 and the throat pipe 32, and the water supply pipeline 1 and the disinfection water pipeline 2 are locked on the mixer 3 through the friction protrusions 34.

In this embodiment, in order to connect the water supply pipeline 1 to the tapered shrinkage pipe 31, increase the firmness of connection and avoid slipping, a friction protrusion may be disposed on the circumferential side wall of the tapered shrinkage pipe 31, the tapered shrinkage pipe 31 may be inserted into the water supply pipeline 1, and the relative friction damping between the two may be increased by the friction protrusion 34.

Optionally, the automatic mixing and liquid adding device further comprises a joint component 7, the joint component 7 is suitable for being arranged at the opening of the sewage tank 4, and the conical diffusion pipe 33 is communicated with the joint component 7 through a pipeline.

In this embodiment, the joint component 7 may be provided with a vacuum pumping joint, a cleaning liquid joint and a vacuum pumping joint, the vacuum pumping joint is used for connecting a vacuum pumping pump to vacuum the sewage tank 4, the vacuum pumping joint is connected with the wearing device at the crotch of the patient through a vacuum pumping pipe to collect the excrement and urine of the patient in the sewage tank 4, and the cleaning liquid joint is communicated with the tapered diffusion pipe 33 at the outlet of the mixer 3 to spray the cleaning liquid to the sewage tank 4.

Optionally, the bottom of the waste tank 4 is adapted to be provided with a waste outlet 41.

In this embodiment, when the sewage tank 4 is used for collecting excrement and urine of a patient, the sewage outlet 41 needs to be plugged; when the sewage tank 4 is washed, the drain outlet is opened so that the sewage in the sewage tank is discharged through the drain outlet 41.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims

1. The utility model provides an automatic mix liquid feeding device for wash and disinfect sewage jar (4) to the care apparatus of having a bedridden stool, its characterized in that, includes water supply pipe (1), disinfectant pipeline (2) and blender (3), blender (3) are including toper shrink pipe (31), choke (32) and toper diffuser (33) that communicate in proper order, water supply pipe (1) with toper shrink pipe (31) intercommunication, disinfectant pipeline (2) with choke (32) intercommunication, toper diffuser (33) are suitable for the intercommunication sewage jar (4).

2. The automatic mixing and filling device according to claim 1, wherein the pipe diameter of the sterilizing water pipe (2) is smaller than the pipe diameter of the water supply pipe (1).

3. The automatic mixing and filling device according to claim 1, further comprising a first valve structure (5), said first valve structure (5) being provided on said water supply pipe (1).

4. The automatic mixing and filling device according to claim 3, further comprising a second valve structure (6), said second valve structure (6) being provided on said sterile water conduit (2), said sterile water conduit (2) being adapted to communicate with a sterile water bottle (8).

5. The automatic mixing and filling device according to claim 1, characterized in that said conical convergent tube (31), said throat (32) and said conical divergent tube (33) are provided in one piece.

6. The automatic mixing and filling device according to claim 5, characterized in that the diameter of said throat (32) is less than or equal to the diameter of the small end of said conical diffuser (33), said throat (32) having a diameter inversely proportional to the flow rate of the sterile water in said sterile water pipe (2).

7. The automatic mixing and filling device according to claim 1, characterized in that the conical constriction tube (31) and the throat (32) are provided on their outer side walls with friction protrusions (34), by means of which friction protrusions (34) the water supply pipe (1) and the sterile water pipe (2) are locked to the mixer (3).

8. The automatic mixing and filling device according to claim 1, characterized in that said water supply pipe (1) and said sterile water pipe (2) are made of flexible tubes.

9. The automatic mixing and filling device according to claim 1, further comprising a connector assembly (7), said connector assembly (7) being adapted to be arranged at the mouth of the waste tank (4), said conical diffuser pipe (33) being in communication with said connector assembly (7) via a pipe.

10. Automatic mixing and filling device according to claim 1, characterized in that the bottom of the tank (4) is adapted to be provided with a drain (41).