CN220397816U - Central air conditioning comdenstion water pipeline presets medicine dosing device - Google Patents

Abstract

The utility model discloses a preset dosing device for a condensate water pipeline of a central air conditioner, which belongs to the field of air conditioning pipelines and solves the problem that the height of a dosing container cannot be adjusted. The utility model is mainly used for realizing the height adjustment of the administration container, thereby being capable of adjusting the drug release speed.

Description

Central air conditioning comdenstion water pipeline presets medicine dosing device

Technical Field

The utility model relates to the technical field of air conditioner pipeline devices, in particular to a preset dosing device for a condensate water pipeline of a central air conditioner.

Background

The long-term storage of medicine needs suitable external environment, especially to the environment humidity requirement is comparatively strict, and the medicine warehouse needs dehumidifies, can produce a large amount of comdenstion water when the air conditioner operates, because the slope of air conditioner condensed water pipeline is less, along with the circumstances that the pipeline is submerged easily appears in increase of service life, and then leads to the pipeline long-term ponding for the inside fungus that grows easily of pipeline forms biological slime, thereby makes comdenstion water pipeline slowly block up, appears pipeline overflow scheduling problem, causes the medicine of depositing in the medicine warehouse to drenches ineffectively. In the prior art, fungi are generally controlled by drug administration, for example, patent CN212246347U discloses a foam overflow disinfection device for an administration pipeline, which comprises: a sewage pipe; the sewage pipe is provided with a medicine injection pipe which is intersected and communicated with the sewage pipe; the medicine injection container is detachably inserted into the medicine injection pipe and is cup-shaped or box-shaped with an opening at the upper part and a closed bottom; the side wall of the medicine injection container is provided with an overflow port; the plug is detachably arranged at the upper opening of the medicine injection container; an overflow cavity is arranged between the outer wall of the medicine injection container and the inner wall of the medicine injection tube. Because the flow velocity and the flow rate of the condensed water in the condensed water pipeline are different, the corresponding fungi quantity is different, but the height of the medicine administration container in the prior art cannot be adjusted, so that the height of the medicine in the medicine administration container cannot be adjusted, the release speed of the medicine cannot be adjusted, and the sterilization effect is affected.

Disclosure of Invention

The utility model aims to provide a central air conditioner condensed water pipeline preset dosing device, which solves the problem that the height of a dosing container cannot be adjusted, and realizes the height adjustment of the dosing container, so that the drug release speed can be adjusted.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a central air conditioning comdenstion water pipeline presets medicine dosing device, includes three-way connector and presets medicine's medicine dosing container, three-way connector includes first import runner, second import runner and export runner, and first import runner and export runner are used for inserting the condensate water pipeline, and medicine dosing container is equipped with the hole of permeating water that restricts the medicine and passes through, and medicine dosing container liftable is inserted in the second import runner to adjust the height of medicine dosing container in the second import runner.

After the technical scheme is adopted, the utility model has the following advantages: the medicine feeding container is inserted into the second inlet flow passage in a lifting manner, so that the height of the medicine feeding container in the second inlet flow passage is adjusted, the height of the medicine is correspondingly adjusted, the contact area between the medicine and condensed water is changed, the release speed of the medicine is adjusted, different sterilization requirements are met, and the medicine waste is avoided.

Further, the opening of the second inlet flow passage is provided with a first cover body for opening or closing the opening of the second inlet flow passage, and the administration container is detachably connected with the opening of the second inlet flow passage. By adopting the technical scheme, because the length of the condensed water pipeline is generally longer, a plurality of three-way connectors are generally arranged for improving the sterilization effect, the opening of the second inlet flow passage is provided with the first cover body, and the administration container is detachably connected with the opening of the second inlet flow passage, so that the position of the administration container can be selected or replaced according to the requirement, thereby reducing the input cost and improving the operability.

Further, the administration container can be lifted and lowered through the threaded matching structure to be arranged at the opening of the second inlet flow passage and extend into the second inlet flow passage; or the administration container can be lifted and lowered through the slipknot matching structure to be arranged at the opening of the second inlet flow passage and extend into the second inlet flow passage. By adopting the technical scheme, the height of the medicine feeding container can be adjusted by rotating the threaded matching structure, the threaded matching structure can also position the medicine feeding container after the height is adjusted, an additional positioning structure is omitted, the threaded matching structure can also increase the paths of medicine gas overflow and condensed water overflow, and medicine gas overflow and condensed water overflow are effectively reduced; or, the lifting is realized by adopting a slipknot matching structure, so that the sealing performance is better, and the overflow of medicine gas and condensed water is effectively reduced.

Further, the medicine dispensing device also comprises an elbow, wherein the elbow is detachably connected with the opening of the second inlet flow passage and is communicated with the second inlet flow passage, and the medicine dispensing container is arranged in the elbow in a lifting manner. By adopting the technical scheme, the tee connector and the bent pipe are common parts, and the tee connector and the bent pipe are detachably connected with the opening of the second inlet flow passage, so that a user can select a dosing point for dosing according to requirements, the use is more convenient, and the production cost of a dosing device is lower.

Furthermore, the medicine dispensing container is arranged in the bent pipe in a lifting manner through a threaded matching structure; or the administration container can be lifted and arranged in the bent pipe through the slipknot matching structure. By adopting the technical scheme, the height of the medicine feeding container can be adjusted by rotating the threaded matching structure, the threaded matching structure can also position the medicine feeding container after the height is adjusted, an additional positioning structure is omitted, the threaded matching structure can also reduce the paths of medicine gas overflow and condensed water overflow, and medicine gas overflow and condensed water overflow are effectively reduced; or, the lifting is realized by adopting a slipknot matching structure, so that the sealing performance is better, and the overflow of medicine gas and condensed water is effectively reduced.

Further, the medicine dispensing container comprises a containing cavity for containing medicine, a medicine dispensing cavity is arranged below the containing cavity, and a discharge hole communicated with the medicine dispensing cavity is formed in the bottom end of the containing cavity. By adopting the technical scheme, the medicine throwing cavity is arranged below the containing cavity, medicine can automatically fall into the medicine throwing cavity under the action of gravity, external force is not needed, and the structure is simpler.

Further, the water permeable holes are arranged on the side wall and the bottom wall of the medicine feeding cavity and are provided with a plurality of water permeable holes; or the water permeable hole is an arc-shaped through hole arranged on the side wall of the medicine feeding cavity. By adopting the technical scheme, the side wall and the bottom wall of the medicine administration cavity are provided with the water permeable holes, so that the contact area between the medicine and the condensed water is increased, the medicine release effect is improved, and the sterilization effect is further improved; or the water permeable hole is an arc-shaped through hole arranged at the bottom end of the medicine feeding cavity, so that the contact area of the condensed water and the medicine is increased, the condensed water can pass through conveniently, and the circulation rate of the condensed water is guaranteed.

Further, the distance between the discharge hole and the bottom wall of the dosing cavity is D1, and D1 is less than or equal to 15.5mm; and/or the width of the discharge hole is D2, and D2 is more than or equal to 16mm and less than or equal to 31mm. By adopting the technical scheme, if D1 is more than 15.5mm, the medicine in the accommodating cavity is larger in medicine entering the medicine feeding cavity, so that medicine waste is caused; or if D2 is less than 16mm, the area of the discharge hole is smaller, the medicine is easy to block, the medicine administration effect is affected, and if D2 is more than 31mm, a plurality of medicines enter the medicine administration cavity through the discharge hole at the same time, so that the medicine is wasted.

Further, the shape and the size of the accommodating cavity are the same from top to bottom; or the accommodating cavity is of a necking structure from top to bottom, and the side wall of the accommodating cavity is gradually inclined towards the direction of the discharge hole, so that the obliquely stacked medicines in the accommodating cavity have a sliding trend. By adopting the technical scheme, the containing cavity has the same shape and size from top to bottom, can store more amount of medicines, reduces the frequency of filling medicines in the medicine administration container, and is convenient for the later stage to extend into the containing cavity for cleaning; or, the side wall of the necking structure and the accommodating cavity is obliquely arranged, so that the medicine in the medicine administration container can automatically enter the medicine administration cavity under the action of gravity, and the medicine administration device is more convenient to use.

Further, the top of the administration container is provided with a feed inlet and a second cover body, the feed inlet is communicated with the accommodating cavity, and the second cover body is used for opening or closing the feed inlet. By adopting the technical scheme, the feeding hole is opened or closed through the cover body, so that the medicine is added in the later period, the whole medicine administration container does not need to be taken out, the medicine administration container can be kept sealed, and the gas overflow generated by the medicine is effectively avoided.

Drawings

The utility model is further described below with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of a central air conditioner condensed water pipeline preset dosing device according to a first embodiment of the present utility model;

fig. 2 is a cross-sectional view of a central air conditioner condensate water pipeline preset dosing device according to the first embodiment (the dosing container is arranged in the second inlet flow passage through a threaded matching structure);

fig. 3 is a cross-sectional view of a central air conditioner condensate water pipeline preset dosing device according to the first embodiment (the dosing container is arranged on the second inlet flow passage through a slipknot matching structure);

fig. 4 is a cross-sectional view of a central air conditioner condensate water pipeline preset dosing device (a dosing container extends into the junction of a first inlet runner and an outlet runner) according to the first embodiment;

fig. 5 is a schematic structural view of a medication container according to the first embodiment (the perspective hole is an arc-shaped through hole);

fig. 6 is a schematic structural diagram of a central air conditioner condensed water pipeline preset dosing device in a first embodiment of a second embodiment;

fig. 7 is a cross-sectional view of a central air conditioner condensate water pipeline preset dosing device (a dosing container is arranged on a bent pipe through a threaded matching structure) according to a second embodiment;

fig. 8 is a cross-sectional view of a central air conditioner condensed water pipeline preset dosing device (the accommodating cavity is of a necking structure) according to the second embodiment;

fig. 9 is a cross-sectional view of a central air conditioner condensate water pipeline preset dosing device of the second embodiment (a dosing container is arranged on a bent pipe through a slipknot matching structure);

in the figure, 1, a three-way connector; 11. a first inlet flow passage; 12. a second inlet flow passage; 13. an outlet flow passage; 14. a gap; 2. a medication container; 21. a receiving chamber; 22. a discharge port; 23. a drug delivery cavity; 24. an expansion joint body; 25. a retractable member; 26. a seal ring; 27. a feed inlet; 28. a second cover; 29. a water permeable hole; 3. bending the pipe; 4. a condensed water pipe; 5. a drug; 6. and a threaded mating structure.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

It should be understood that, in various embodiments of the present utility model, the size of the sequence numbers of each process is not meant to indicate the order of execution, and the order of execution of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present utility model.

It should be understood that in the present utility model, "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

It should be understood that in the present utility model, "plurality" means two or more. "and/or" is merely an association relationship describing an association object, meaning that three relationships may exist, for example, X and/or Y may represent: x alone, X and Y together, and Y alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. "comprising X, Y and Z", "comprising X, Y, Z" means that all three of X, Y, Z comprise, "comprising X, Y or Z" means that one of the three comprises X, Y, Z, and "comprising X, Y and/or Z" means that any one or any two or three of the three comprise X, Y, Z.

The technical scheme of the utility model is described in detail below by specific examples. The following specific embodiments may be combined with or replaced with each other according to actual situations, and the same or similar concepts or processes may not be described in detail in some embodiments.

Embodiment one:

as shown in fig. 1 to 5, the present utility model provides a condensate water pipeline preset dosing device for a central air conditioner, which is used for a condensate water pipeline 4 for draining the central air conditioner, and comprises a three-way connector 1 and a dosing container 2 for presetting a medicine 5, wherein the three-way connector 1 comprises a first inlet runner 11, a second inlet runner 12 and an outlet runner 13, the first inlet runner 11 and the outlet runner 13 are used for being connected with the condensate water pipeline 4, the dosing container 2 is provided with a water permeable hole 29 for limiting the medicine 5 to pass through, the dosing container 2 is inserted into the second inlet runner 12 in a lifting manner so as to adjust the height of the dosing container 2 in the second inlet runner 12, correspondingly, the height of the medicine 5 is adjusted, the contact area between the medicine 5 and the condensate water is changed, and thus the release speed of the medicine 5 is adjusted, different sterilization requirements are met, and the waste of the medicine 5 is avoided. Because the medicine 5 generally contains chlorine, the medicine 5 is limited in the administration container 2, the medicine 5 can be effectively prevented from being washed away by water flow, the contact between the medicine 5 and an air conditioning unit is effectively prevented while the sterilization effect of the condensed water pipeline 4 is ensured, and the occurrence of metal corrosion to the air conditioning unit is avoided, so that the service life of the air conditioning unit is guaranteed.

In order to facilitate the release of the drug 5, a gap 14 is provided between the administration container 2 and the inner wall of the second inlet flow path 12 to allow the condensed water to pass therethrough, which is advantageous for the condensed water to contact the drug 5.

The medicine 5 may be a common sterilizing medicine 5 such as tablet, block, etc.

Because the length of condensate pipe 4 is usually longer to deal with condensate pipe 4 part section colony and block up seriously and cause the slower sterilization demand of rivers, and then accelerate to carry out sterilization to condensate pipe 4, preset a plurality of three way connection ware 1 on condensate pipe 4 generally, the opening of second import runner 12 is equipped with first lid for open or seal the opening of second import runner 12, and the medicine dosing container 2 can be dismantled with the opening of second import runner 12 and be connected, and then can select or change the position of medicine dosing container 2 according to the demand, thereby reduce input cost and improve maneuverability.

Specifically, as shown in fig. 2, in one embodiment, the administration vessel 2 is disposed in the opening of the second inlet flow path 12 by being lifted by the screw-fit structure 6 and extends into the second inlet flow path 12. The screw-thread matching structure 6 comprises an external screw thread arranged on the outer wall of the administration container 2, an internal screw thread arranged on the inner wall of the opening of the second inlet flow passage 12, and the administration container 2 and the opening of the second inlet flow passage 12 can be lifted by matching the external screw thread and the internal screw thread. When the device is used, the height of the medicine dispensing container 2 can be adjusted by rotating the medicine dispensing container 2, the operation is simple and convenient, after adjustment, the medicine dispensing container 2 with the adjusted height can be positioned by the thread matching structure 6, an additional positioning structure is omitted, and the path of gas overflow and condensed water overflow of the medicine 5 can be reduced by the thread matching structure 6, so that the gas overflow and condensed water overflow of the medicine 5 are effectively reduced.

In another embodiment, as shown in fig. 3, the administration container 2 is provided in the opening of the second inlet flow path 12 by a slipknot engagement structure and extends into the second inlet flow path 12. The adoption of the slipknot matching structure realizes lifting, has better sealing performance, and effectively reduces the gas overflow and condensed water overflow of the medicine 5.

It should be noted that the slipknot matching structure includes an expansion joint body 24 and a telescopic component 25, and the telescopic component 25 is arranged in the expansion joint body 24 in a lifting manner. The administration container 2 itself may be a telescopic joint, the telescopic joint body 24 being fixedly connected with the opening of the second inlet flow path 12. Of course, the opening of the second inlet flow passage 12 may be the telescopic joint body 24, and the administration container 2 may be the telescopic member 25, which is simpler in structure.

In order to improve the sealing effect. Because the telescopic joint still includes sealing washer 26, can promote the leakproofness of telescopic joint junction, be applicable to bigger water pressure and make sealed effect better.

When the administration container 2 is lifted, the administration container can also enter the junction of the first inlet runner 11 and the outlet runner 13 after passing through the second inlet runner 12, so that the contact difficulty between the condensed water and the medicine 5 is reduced, the contact area between the condensed water and the medicine 5 is increased, and the release capacity of the medicine 5 is improved.

It should be noted that the three-way connector 1 may also be provided with an opening, through which the administration vessel 2 extends into the second inlet flow path 12.

In the utility model, the medicine administration container 2 comprises a containing cavity 21 for containing the medicine 5, a medicine administration cavity 23 is arranged below the containing cavity 21, a discharge hole 22 communicated with the medicine administration cavity 23 is arranged at the bottom end of the containing cavity 21, the medicine 5 can automatically fall into the medicine administration cavity 23 under the action of gravity by the containing cavity 21, no external force is needed, and the structure is simpler.

In order to enhance the release effect of the drug 5, in this embodiment, the water permeable holes 29 are provided on the side wall and the bottom wall of the drug administration cavity 23 and are provided in plurality. The contact area of the medicine 5 and the condensed water is increased, so that the release effect of the medicine 5 is improved, and the sterilization effect is further improved.

As the administration container 2 passes through the second inlet flow passage 12 and then enters the junction of the first inlet flow passage 11 and the outlet flow passage 13, as shown in fig. 4 and 5, in other embodiments, the water permeable holes 29 are arc-shaped through holes formed in the side wall of the administration cavity 23, so that the contact area between the condensed water and the medicine 5 is increased, and meanwhile, the condensed water can pass through conveniently, and the circulation rate of the condensed water is ensured.

It should be noted that, the medicine entering the medicine feeding cavity 23 from the accommodating cavity 21 is clamped and fixed by the arc-shaped supporting legs at the two sides of the arc-shaped through holes, so that the medicine is effectively prevented from being washed away by the condensed water.

In order to effectively avoid the waste of the medicine 5, the distance between the discharge hole 22 and the bottom wall of the medicine feeding cavity 23 is D1, and D1 is less than or equal to 15.5mm. And the width of the discharge hole 22 is D2, and D2 is more than or equal to 16mm and less than or equal to 31mm. When the medicine box is used, a plurality of tablets in the accommodating cavity 21 are stacked, one tablet at the bottom falls down through the discharging hole 22, the top of the medicine 5 is supported through the discharging hole 22, and the medicine box is obliquely or vertically reserved in the medicine feeding cavity 23, so that condensed water is prevented from being contacted with the tablets at the same time, the contact area with the condensed water can be increased, the release rate of the medicine 5 is increased, and the sterilization effect is improved.

In this example, the medicine was a tablet, the diameter of which was 31mm and the width of which was 16mm. Of course, in other embodiments, other suitable dimensions for the tablets may be used.

It will be appreciated that D1 may be of reasonable size of 11mm, 13mm, etc. D2 may be of reasonable size 20mm, 25mm, etc.

It should be noted that the tablets may be vertically stacked in the accommodating chamber 21; of course, tablets may be stacked horizontally in the accommodating chamber 21, and at this time, the accommodating chamber 21 and the administration chamber 23 are identical in shape and size, and since the width of the discharge port 22 may be 31mm, the diameter of the tablet is 31mm, and the medicine can pass through the discharge port 22.

In this embodiment, the top end of the administration container 2 is provided with a feed inlet 27 and a second cover 28, the feed inlet 27 is communicated with the accommodating cavity 21, the second cover 28 is used for opening or closing the feed inlet 27, and the feed inlet 27 is opened or closed by the second cover 28, so that the medicine 5 is added in the later period, the whole administration container 2 does not need to be taken out, and the administration container 2 can be kept sealed, so that the gas generated by the medicine 5 is effectively prevented from overflowing.

The administration container 2 has a transparent structure, so that the number of the medicines 5 in the container can be conveniently observed.

It will be appreciated that the three-way connector 1 may be a three-way pipe or a venturi pipe, and is not limited thereto.

Embodiment two:

as shown in fig. 6 to 9, in this example, the administration feeding apparatus further includes a bent pipe 3, wherein the bent pipe 3 is detachably connected to the opening of the second inlet flow path 12 and is in communication with the second inlet flow path 12, and the administration feeding container 2 is liftably disposed in the bent pipe 3. Because the three-way connector 1 and the elbow 3 are common parts, the elbow 3 is detachably connected with the opening of the second inlet runner 12, the user can select the administration point according to the requirement to administer medicine, the use is more convenient, and the production cost of the administration device is lower.

Specifically, as shown in fig. 7, in one embodiment, the administration vessel 2 is disposed within the elbow 3 in a liftable manner by means of a screw-fitting structure 6. The thread matching structure 6 comprises an external thread arranged on the outer wall of the administration container 2, an internal thread arranged on the inner wall of the opening of the elbow pipe 3, and the administration container 2 and the opening of the elbow pipe 3 are arranged in the elbow pipe 3 in a lifting manner through the matching of the external thread and the internal thread. When the device is used, the height of the medicine dispensing container 2 can be adjusted by rotating the medicine dispensing container 2, the operation is simple and convenient, after adjustment, the medicine dispensing container 2 with the adjusted height can be positioned by the thread matching structure 6, an additional positioning structure is omitted, and the path of gas overflow and condensed water overflow of the medicine 5 can be reduced by the thread matching structure 6, so that the gas overflow and condensed water overflow of the medicine 5 are effectively reduced.

In another embodiment, as shown in fig. 8, the administration vessel 2 is provided in the elbow 3 in a vertically movable manner by a slipknot engagement structure. The adoption of the slipknot matching structure realizes lifting, has better sealing performance, and effectively reduces the gas overflow and condensed water overflow of the medicine 5.

In order to facilitate the administration of the medicament 5, as shown in fig. 7 and 8, in one embodiment, the holding cavity 21 has the same shape and size from top to bottom, so that a larger amount of medicament 5 can be stored, the frequency of filling the medicament 5 into the administration container 2 is reduced, and the medicament can be conveniently and later stretched into the holding cavity 21 for cleaning.

In another embodiment, as shown in fig. 9, the accommodating cavity 21 is in a necking structure from top to bottom, and the side wall of the accommodating cavity 21 is gradually inclined towards the direction of the discharge hole 22, so that the obliquely stacked medicines 5 in the accommodating cavity 21 have a downward sliding trend. The medicine 5 in the medicine administration container 2 can automatically enter the medicine administration cavity 23 under the action of gravity, so that the use is more convenient. In addition, due to the adoption of the necking structure, condensed water can be effectively reduced from entering the accommodating cavity 21, and the waste of tablets is further avoided.

When the medicine is administered, the medicine administration can be realized only by connecting the bent pipe 3 to the preset three-way connector 1, and when the medicine is not administered, the bent pipe 3 is taken down, and the three-way connector 1 is closed through the first cover body, so that the overflow of condensed water is effectively avoided.

Other matters not described in this embodiment can refer to embodiment one.

In addition to the preferred embodiments described above, other embodiments of the present utility model are also contemplated as falling within the scope of the claimed utility model, as well as all other embodiments that may be made by one of ordinary skill in the art without making any inventive effort based on the embodiments of the present utility model.

Claims (10)

1. The utility model provides a central air conditioning comdenstion water pipeline presets medicine dispensing device, its characterized in that includes three way connection ware and presets medicine dispensing container, three way connection ware includes first import runner, second import runner and export runner, and first import runner and export runner are used for inserting the condensed water pipeline, and dispensing container is equipped with the hole of permeating water that restricts the medicine and passes through, and dispensing container liftable inserts in the second import runner to adjust the height of dispensing container in the second import runner.

2. The central air-conditioning condensate water pipeline preset dosing device according to claim 1, wherein the opening of the second inlet flow passage is provided with a first cover body for opening or closing the opening of the second inlet flow passage, and the dosing container is detachably connected with the opening of the second inlet flow passage.

3. The preset dosing device of a condensate water pipeline of a central air conditioner according to claim 2, wherein the dosing container is arranged at an opening of the second inlet flow passage in a lifting manner through a threaded matching structure and extends into the second inlet flow passage; or the administration container can be lifted and lowered through the slipknot matching structure to be arranged at the opening of the second inlet flow passage and extend into the second inlet flow passage.

4. The preset dosing device for the condensate water pipeline of the central air conditioner according to claim 1, further comprising a bent pipe, wherein the bent pipe is detachably connected with the opening of the second inlet flow passage and is communicated with the second inlet flow passage, and the dosing container is arranged in the bent pipe in a lifting manner.

5. The preset dosing device for the condensate water pipeline of the central air conditioner according to claim 4, wherein the dosing container is arranged in the bent pipe in a lifting manner through a threaded matching structure; or the administration container can be lifted and arranged in the bent pipe through the slipknot matching structure.

6. The central air-conditioning condensate water pipeline preset dosing device according to any one of claims 1 to 5, wherein the dosing container comprises a containing cavity for containing medicines, a dosing cavity is arranged below the containing cavity, and a discharge port communicated with the dosing cavity is arranged at the bottom end of the containing cavity.

7. The preset dosing device for the condensed water pipeline of the central air conditioner according to claim 6, wherein the water permeable holes are arranged on the side wall and the bottom wall of the dosing cavity and are provided with a plurality of water permeable holes; or the water permeable hole is an arc-shaped through hole arranged on the side wall of the medicine feeding cavity.

8. The preset dosing device of the condensed water pipeline of the central air conditioner according to claim 7, wherein the distance between the discharge port and the bottom wall of the dosing cavity is D1, and D1 is less than or equal to 15.5mm; and/or the width of the discharge hole is D2, and D2 is more than or equal to 16mm and less than or equal to 31mm.

9. The central air conditioner condensate water pipeline preset dosing device according to claim 8, wherein the shape and the size of the accommodating cavity are the same from top to bottom; or the accommodating cavity is of a necking structure from top to bottom, and the side wall of the accommodating cavity is gradually inclined towards the direction of the discharge hole, so that the obliquely stacked medicines in the accommodating cavity have a sliding trend.

10. The central air-conditioning condensate water pipeline preset dosing device according to claim 1, wherein a feed inlet and a second cover body are arranged at the top end of the dosing container, the feed inlet is communicated with the accommodating cavity, and the second cover body is used for opening or closing the feed inlet.