CN113389961A - Air conditioner condensate pipe - Google Patents

Abstract

The invention discloses an air conditioner condensate pipe, which comprises a water pipe and a quick connector which are connected with each other, wherein the water pipe is a heat-insulating hose, the quick connector comprises a tubular main body, a locking gear ring and a check ring, the main body comprises a fixed section and a quick connection section, the water pipe is connected with the fixed section, the locking gear ring comprises a positioning ring and a plurality of one-way teeth, the positioning ring is connected at the quick connection section, the one-way teeth extend into the main body, the tooth tips of the one-way teeth are obliquely arranged towards the axial direction of the fixed section and the axial direction of the main body, and the check ring is positioned on the outer side of the locking gear ring.

Description

Air conditioner condensate pipe

Technical Field

The invention belongs to the technical field of accessories for air conditioners, and particularly relates to an air conditioner condensate pipe.

Background

The air conditioner condensate pipe in the existing market is generally installed by adopting a PVC hard pipe for connection, and a heat preservation layer is wrapped on the pipe after the connection is finished, so that the condensate pipe is prevented from dewing, and the PVC hard pipe joint is generally installed by adopting a glue spreading process.

The existing condensate pipe has the following technical problems that 1, the installation is inconvenient, glue needs to be coated on the pipe and the joint on the installation site, the working hours are consumed, and the ceiling operation is not facilitated; 2. the pipeline is connected by a PVC hard pipe and is inconvenient to install at a position with a narrow space; 3. once the installation can't be dismantled, the risk of leaking is high.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a quick-connection joint which is characterized in that when the quick-connection joint is connected with a PVC (polyvinyl chloride) hard pipe, the PVC hard pipe is directly inserted into a quick-connection section of a quick connector, the locking gear ring clamps the PVC hard pipe, the quick connection is realized, glue is avoided, meanwhile, a heat-insulation hose is adopted as a water pipe, an additional heat-insulation layer is not required to be coated, and the installation is more convenient and quicker.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an air conditioner condensate pipe, includes interconnect's water pipe and quick-operation joint, the water pipe is the heat preservation hose, quick-operation joint includes pipy main part, locking ring gear and retaining ring, the main part includes canned paragraph and connects the section soon, the water pipe is connected with the canned paragraph, the locking ring gear includes holding ring and a plurality of one-way tooth, the holding ring is connected in the section of connecing soon, and one-way tooth stretches into to the main part inside, and the tooth point of one-way tooth is arranged towards the axis direction slope of canned paragraph and main part, the retaining ring is located the outside of locking ring gear.

And one end of the check ring, which faces the locking gear ring, is provided with a conical tooth-disengaging cylinder, the tooth-disengaging cylinder faces the one-way teeth, the check ring is axially and slidably connected with the quick-connection section, and a limiting assembly is arranged between the check ring and the quick-connection section.

Further the inner wall of the fast joint section is provided with a limiting convex strip, and a limiting groove matched with the limiting convex strip is formed in the outer wall of the check ring.

And the outward surface of the limiting convex strip is an inclined guide surface.

Further the inner wall of the quick connection section is sequentially provided with a first-level annular groove, a second-level annular groove and a third-level annular groove from outside to inside, the check ring is located at the first-level annular groove, and the positioning ring of the locking gear ring is abutted to the side wall of the second-level annular groove.

And a sealing ring is arranged at the third-level ring groove.

Further the inner wall of retaining ring is provided with a plurality of direction arriss, and a plurality of direction arriss distribute along the circumference, and the direction arris is the strip and extends along the axial.

The water pipe comprises an anterior section and a posterior section, a breather valve is arranged between the anterior section and the posterior section, the breather valve comprises a connecting pipe, a screwed pipe is arranged on the connecting pipe, and a breathable film, a cross-shaped breather valve and a gland nut are sequentially arranged on the screwed pipe.

And furthermore, conical guide connecting pipes are arranged at two ends of the connecting pipe, a protective cover is arranged on the outer side of each guide connecting pipe, and the front section and the rear section are equally divided between the protective covers at two ends of the connecting pipe and the guide connecting pipes.

Compared with the prior art, the invention has the beneficial effects that: glue does not need to be smeared on the quick connector, so that pollution caused by the glue and body damage to installation workers are avoided; the device is suitable for a pipeline connecting system of a suspended ceiling system, effectively simplifies the operation flow of suspended ceiling installation operation, and improves the operation conditions; a breathing system with a breathing valve maintains the pressure difference balance between the interior of the tube and the environment, and avoids the blockage caused by vacuum and air; the flexible heat-insulation hose does not need to be wrapped with a heat-insulation layer, is good in bending degree and high in flexibility, and can be used in a narrower environment.

Drawings

FIG. 1 is a three-dimensional structure diagram of a condensate pipe of an air conditioner;

FIG. 2 is a cross-sectional view of the quick coupling after being connected with a PVC rigid pipe;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a cross-sectional view of the quick connector split;

FIG. 5 is an exploded view of the quick connector;

FIG. 6 is a perspective view of the breather valve;

FIG. 7 is a cross-sectional view of the breather valve;

fig. 8 is an exploded view of the breather valve.

Reference numerals: 1. a heat-insulating hose; 11. a front section; 12. a rear section; 2. PVC hard pipe; 3. a quick coupling; 31. a fixed section; 32. a quick connection section; 321. a first-stage ring groove; 3212. limiting convex strips; 32121. a guide surface; 322. a secondary ring groove; 323. a third-level ring groove; 5. a retainer ring; 51. a guide edge; 52. a limiting groove; 6. a gear-off cylinder; 7. locking the gear ring; 71. a positioning ring; 72. one-way teeth; 8. a seal ring; 9. a breather valve; 91. a connecting pipe; 911. guiding the connecting pipe; 912. a protective cover; 92. a compression nut; 93. a threaded pipe; 94. a gas permeable membrane; 95. a cross ventilation valve.

Detailed Description

Embodiments of the air conditioner condensate pipe according to the present invention will be further described with reference to fig. 1 to 8.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.

The utility model provides an air conditioner condenser pipe, includes interconnect's water pipe and quick-operation joint 3, the water pipe is heat preservation hose 1, quick-operation joint 3 includes pipy main part, locking ring gear 7 and retaining ring 5, the main part includes canned paragraph 31 and connects section 32 soon, the water pipe is connected with canned paragraph 31, locking ring gear 7 includes holding ring 71 and a plurality of one-way tooth 72, holding ring 71 is connected in section 32 department that connects soon, and one-way tooth 72 stretches into to the main part inside, and the tooth point of one-way tooth 72 is arranged towards the axis direction slope of canned paragraph 31 and main part, retaining ring 5 is located the outside of locking ring gear 7.

Before being connected with the PVC hard pipe 2, the fixing section 31 of the quick connector 3 is connected and fixed with the heat preservation hose 1 in advance.

As shown in fig. 4 and 5, in the present embodiment, the plurality of unidirectional teeth 72 are uniformly distributed along the circumference of the positioning ring 71, one end of the unidirectional teeth 72 is fixed to the positioning ring 71, and the other end, i.e., the tooth tip, is inclined, and extends toward the fixing segment 31 as a whole, and is inclined toward the axial direction of the main body, i.e., the tooth tips of all the unidirectional teeth 72 are formed in an inwardly converging state compared to the positioning ring 71.

As shown in fig. 4, when being connected with the PVC hard pipe 2, the PVC hard pipe 2 is inserted downwards from one side of the quick connection section 32, the outer diameter of the PVC hard pipe 2 is larger than the diameter of the circle formed by the tooth tips of the one-way teeth 72, the PVC hard pipe 2 pushes away the tooth tips of the one-way teeth 72 to be inserted and fixed, and is in the state shown in fig. 2, at the moment, the one-way teeth 72 fix the PVC hard pipe 2 in a one-way manner, that is, when the PVC hard pipe 2 is subjected to an outward pulling force, the tooth tips of the one-way teeth 72 clamp the outer wall of the PVC hard pipe 2, as shown in fig. 3, the PVC hard pipe is prevented from moving outwards, and in the whole fixing process, no additional fixing member or tool is needed, and no glue is needed for bonding.

In the present exemplary embodiment, the locking ring gear 7 is usually made of metal, such as steel.

In the preferred embodiment, one end of the retainer ring 5 facing the locking gear ring 7 is provided with a conical-cylinder-shaped tooth removing cylinder 6, the tooth removing cylinder 6 faces the one-way teeth 72, the retainer ring 5 is axially slidably connected with the quick-connection section 32, and a limiting assembly is arranged between the retainer ring 5 and the quick-connection section 32.

The end diameter of the front end (facing the locking gear ring 7) of the gear-disengaging cylinder 6 is larger than the outer diameter of the PVC hard pipe 2 and smaller than the inner diameter of the positioning ring 71, and when the PVC hard pipe 2 is assembled, the PVC hard pipe 2 directly penetrates through the retainer ring 5 to reach the locking gear ring 7 for locking; and when needs are extracted PVC hard tube 2, then can inwards promote retaining ring 5, make take off a tooth section of thick bamboo 6 and stretch into one-way tooth 72 department, take off a tooth section of thick bamboo 6 and will stir one-way tooth 72, make the prong of all one-way teeth 72 outwards buckle, be about to one-way tooth 72 and break away from the outer wall of PVC hard tube 2, can extract PVC hard tube 2 smoothly, loosen retaining ring 5 this moment of course, the one-way tooth 72 of locking ring gear 7 will the reconversion, whole quick-operation joint 3's quick-operation section 32 still can continue normal use.

In this embodiment, the portion of the retainer ring 5 can extend outside the quick-connect section 32, so that no additional tool is needed to perform the gear-removing operation of the PVC pipe 2.

The inner wall of the quick-connection section 32, which is preferred in this embodiment, is provided with a limiting convex strip 3212, and the outer wall of the retainer ring 5 is provided with a limiting groove 52 which is matched with the limiting convex strip 3212, as shown in fig. 4 and 5, in this embodiment, the axial distance of the limiting groove 52 is greater than the axial width of the limiting convex strip 3212, so as to ensure that the retainer ring 5 can move in the axial direction, that is, the limiting convex strip 3212 can move in the axial direction in the limiting groove 52.

In the present embodiment, the outward facing surface of the limiting protrusion 3212 is an inclined guide surface 32121, as shown in fig. 4, that is, the direction in which the limiting protrusion 3212 is inserted into the PVC rigid pipe 2 is inclined, so that when the retainer ring 5 is assembled, it can smoothly pass over the limiting protrusion 3212, and the limiting protrusion 3212 is inserted into the limiting groove 52.

Spacing sand grip 3212 in this embodiment can be provided with a plurality ofly, and a plurality of spacing sand grip 3212 distribute along the circumference, and the central angle that every spacing sand grip 3212 is right is at 25-35, leaves certain interval between two adjacent spacing sand grips 3212, and it can make things convenient for retaining ring 5 and spacing sand grip 3212 deformation, and makes retaining ring 5 assemble smoothly.

The side of the limit protruding strip 3212 facing the fixed section 31 is a vertical surface, and the matching surface of the same limit groove 52 is also a vertical surface, so that the retainer ring 5 cannot be separated from the quick-connection section 32.

In this embodiment, it is preferable that the inner wall of the quick connection section 32 is sequentially provided with a first-stage ring groove 321, a second-stage ring groove 322, and a third-stage ring groove 323 from outside to inside, the retainer ring 5 is located at the first-stage ring groove 321, and the positioning ring 71 of the locking gear ring 7 abuts against the side wall of the second-stage ring groove 322.

In the present embodiment, the connection between the retainer ring 5 and the gear-disengaging cylinder 6 is preferably set as a vertical surface.

As shown in fig. 3 and 4, in the present embodiment, the diameters of the primary ring groove 321, the secondary ring groove 322, and the tertiary ring groove 323 are sequentially reduced, the positioning ring 71 of the locking ring gear 7 is located at the connection position of the secondary ring groove 322 and the primary ring groove 321, and the whole of the retainer ring 5 is located at the primary ring groove 321, when assembling, the locking ring gear 7 is put in, it will pass through the primary ring groove 321, reach the bottom of the secondary ring groove 322, the positioning ring 71 is stopped at this position, and then the retainer ring 5 is put in, it will be located at the primary ring groove 321, and will be clamped at the primary ring groove 321 by the limitation of the limiting component, and meanwhile, the vertical surface of the connection position of the retainer ring 5 and the tooth stripping barrel 6 can also prevent the locking ring gear 7 from falling out.

In the preferred embodiment, the third-stage ring groove 323 is provided with a sealing ring 8, as shown in fig. 3 to 5, in the embodiment, the sealing ring 8 is located on the inner wall of the third-stage ring groove 323, and when the PVC hard pipe 2 is assembled, the sealing ring passes over the retainer ring 5 and pushes open the one-way teeth 72 of the locking gear ring 7, and the sealing ring 8 reaches the third-stage ring groove 323, and wraps the outer wall of the PVC hard pipe 2, so as to achieve good sealing.

The inner wall of the retainer ring 5, which is preferred in this embodiment, is provided with a plurality of guide ribs 51, the plurality of guide ribs 51 are distributed along the circumference, the guide ribs 51 extend axially in a strip shape, as shown in fig. 4 and 5, the outer diameter of the preferred PVC hard pipe 2 is equivalent to the inner diameter of the ring formed by the plurality of guide ribs 51, the guide ribs 51 can guide the PVC hard pipe 2, and meanwhile, the PVC hard pipe 2 can be clamped to a certain extent to prevent the PVC hard pipe 2 from shaking randomly.

The preferred water pipe of this embodiment includes anterior segment 11 and back end 12, is provided with breather valve 9 between anterior segment 11 and the back end 12, breather valve 9 includes connecting pipe 91, is provided with screwed pipe 93 on the connecting pipe 91, has set gradually ventilated membrane 94, cross ventilation valve 95 and gland nut 92 on the screwed pipe 93.

6-8, by providing a breather valve 9, the ambient pressure differential in the tube can be maintained balanced, avoiding vacuum and air induced blockages.

In this embodiment, preferably, two ends of the connection pipe 91 are provided with tapered guide adapters 911, a protective cover 912 is arranged outside the guide adapters 911, and the front section 11 and the rear section 12 are located between the protective covers 912 and the guide adapters 911 at two ends of the connection pipe 91 respectively.

The protective cap 912 extends from the middle of the connection pipe 91 to both ends, but it does not completely cover the guide adapter 911.

The exterior of the guide adapter 911 preferred in this embodiment may be provided with a plurality of fixing grooves, and during assembly, the front section 11 or the rear end of the heat preservation hose 1 is sleeved on the guide adapter 911, and then is tied to the fixing grooves by using threads, so as to firmly tie the heat preservation hose 1 to the guide adapter 911.

Wherein the conical guide adapter 911 is used to facilitate the smooth insertion of the thermal insulation hose 1.

The fixing section 31 of the quick coupling 3 in this embodiment has the same structure as one end of the connection pipe 91.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (9)

1. An air conditioner condensate pipe is characterized in that: water pipe and quick-operation joint including interconnect, the water pipe is the heat preservation hose, quick-operation joint includes pipy main part, locking ring gear and retaining ring, the main part includes canned paragraph and connects the section soon, the water pipe is connected with the canned paragraph, the locking ring gear includes holding ring and a plurality of one-way tooth, the holding ring is connected in the section of connecing soon, and inside one-way tooth stretched into the main part, and the tooth point of one-way tooth is arranged towards the axis direction slope of canned paragraph and main part, the retaining ring is located the outside of locking ring gear.

2. An air conditioner condensate pipe as claimed in claim 1, wherein: one end, facing the locking gear ring, of the check ring is provided with a conical tooth disengaging cylinder, the tooth disengaging cylinder faces the one-way teeth, the check ring is axially and slidably connected with the quick-connection section, and a limiting assembly is arranged between the check ring and the quick-connection section.

3. An air conditioner condensate pipe as claimed in claim 2, wherein: the inner wall of the quick-connection section is provided with a limiting convex strip, and the outer wall of the check ring is provided with a limiting groove matched with the limiting convex strip.

4. An air conditioner condensate pipe as claimed in claim 3, wherein: the one side of spacing sand grip outside is the spigot surface of slope.

5. An air conditioner condensate pipe as claimed in any one of claims 2 to 4, wherein: the inner wall of the quick connection section is sequentially provided with a first-level annular groove, a second-level annular groove and a third-level annular groove from outside to inside, the check ring is located at the first-level annular groove, and the positioning ring of the locking gear ring abuts against the side wall of the second-level annular groove.

6. An air conditioner condensate pipe as claimed in claim 5, wherein: and a sealing ring is arranged at the third-level ring groove.

7. An air conditioner condensate pipe as claimed in claim 6, wherein: the inner wall of the retainer ring is provided with a plurality of guide edges which are distributed along the circumference, and the guide edges are strip-shaped and extend along the axial direction.

8. An air conditioner condensate pipe as claimed in claim 7, wherein: the water pipe includes anterior segment and back end, is provided with the breather valve between anterior segment and the back end, the breather valve includes the connecting pipe, is provided with the screwed pipe on the connecting pipe, has set gradually ventilated membrane, cross breather valve and gland nut on the screwed pipe.

9. An air conditioner condensate pipe as claimed in claim 8, wherein: the both ends of connecting pipe are provided with conical direction and take over, and the direction is taken over the outside and is provided with the safety cover, anterior segment and back end are equallyd divide and are located respectively between the safety cover at connecting pipe both ends and the direction take over.

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