CN217683836U - Three-way connector of air conditioner ventilation pipe - Google Patents

Abstract

The utility model discloses a three-way connector of an air conditioner ventilation pipe, which comprises a front half pipe and a rear half pipe, wherein the front half pipe comprises a front main half pipe and a front half branch pipe, the rear half pipe comprises a rear main half pipe and a rear half branch pipe, the front main half pipe and the rear main half pipe are mutually buckled and fixed to form a main pipe which runs through up and down, the front half branch pipe and the rear half branch pipe are mutually buckled and fixed to form a branch pipe, the branch pipe is downwards inclined from top to bottom and arranged on one side of the main pipe, and the main pipe is communicated with the branch pipe; the novel pipe fitting has the advantages that the novel pipe fitting comprises the front half pipe and the rear half pipe, the front half pipe and the front half pipe can be mutually overlapped, the rear half pipe and the rear half pipe can be mutually overlapped, the occupied space is reduced, the transportation is convenient, and the cost is reduced; the fixed person in charge that runs through from top to bottom that encloses into of the mutual lock of preceding main half pipe and back main half pipe, the fixed branch pipe that encloses into of the mutual lock of preceding half pipe and back half pipe, consequently the utility model has the advantages of simple to operate, convenient replacement, the commonality is good.

Description

Three-way connector of air conditioner ventilation pipe

Technical Field

The utility model belongs to the technical field of the technique of the accessory of air conditioner ventilation pipe and specifically relates to a tee junction head of air conditioner ventilation pipe is related to.

Background

At present, with the improvement of living standard of people, the use of air conditioning systems by large-scale residences is more and more common. The three-way connector for the air-conditioning ventilation pipe is an essential accessory of an air-conditioning system. Traditional tee bend connector, generally integrated into one piece is provided with the heat preservation on the inner wall of tee bend connector. The integral structure is large in size, so that the occupied space in the transportation process is large, the transportation cost is high, and particularly, the transportation cost is greatly increased in international trade.

Disclosure of Invention

The utility model aims to solve the technical problem that a can dismantle stack and place, simple to operate, transport convenient air conditioner ventilation pipe's tee junction head is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a tee bend connector of air conditioner ventilation pipe, includes first half pipe and second half pipe, first half pipe including first main half pipe and first half branch pipe, second half pipe including first half pipe and second half branch pipe, first main half pipe with the fixed person in charge that runs through from top to bottom that encloses into of the mutual lock of first half pipe, first half branch pipe with the fixed person in charge that encloses into of the mutual lock of second half branch pipe, branch pipe top-down slope setting be in the one side of being responsible for, just be responsible for with the branch pipe be linked together.

Furthermore, a first positioning mechanism, a first locking mechanism, a second positioning mechanism, a second locking mechanism and a third positioning mechanism are sequentially arranged at the joint of one side of the front main half pipe and one side of the rear main half pipe from top to bottom at intervals, the first positioning mechanism comprises a first positioning thimble and a first thimble sleeve, the first locking mechanism comprises a first fixed joint and a first thimble sleeve, the second positioning mechanism comprises a second positioning thimble and a second thimble sleeve, the second locking mechanism comprises a second fixed joint and a second thimble sleeve, the third positioning mechanism comprises a third positioning thimble and a third thimble sleeve, the joint of the inner wall of one side of the front main half pipe from top to bottom is sequentially provided with the first thimble sleeve, the first fixed joint, the second thimble sleeve, the second fixed joint and the third thimble sleeve, the joint of the inner wall at one side of the rear main half pipe is sequentially provided with the first positioning thimble, the first joint sleeve, the second positioning thimble, the second joint sleeve and the third positioning thimble from top to bottom, when the front main half pipe is buckled with the rear main half pipe, the first positioning thimble is inserted into the first thimble sleeve, the first fixing joint is inserted into the first joint sleeve and locked and fixed, the second positioning thimble is inserted into the second thimble sleeve, the second fixing joint is inserted into the second joint sleeve and locked and fixed, and the third positioning thimble is inserted into the third thimble sleeve. In the structure, a first positioning thimble is inserted into a first thimble sleeve, a second positioning thimble is inserted into a second thimble sleeve, and a third positioning thimble is inserted into a third thimble sleeve for positioning so as to facilitate installation; the first fixed joint is inserted into the first joint sleeve and locked and fixed, and the second fixed joint is inserted into the second joint sleeve and locked and fixed, so that the installation is convenient.

Furthermore, a first internal thread hole for a screw to pass through is formed in the center of the first fixed joint, a second internal thread hole penetrating through the center of the first joint sleeve in the front-back direction is formed in the center of the first joint sleeve, a third internal thread hole for the screw to pass through is formed in the center of the second fixed joint, a fourth internal thread hole penetrating through the center of the second joint sleeve in the front-back direction is formed in the center of the second joint sleeve, and the first fixed joint and the first joint sleeve are screwed and fixed through the second internal thread hole and the first internal thread hole respectively by the screw to pass through; the second fixed joint and the second joint sleeve are screwed and fixed through screws penetrating through the fourth internal thread hole and the third internal thread hole respectively. In this structure, the screw connection is convenient fixed, improves fixed efficiency.

Further, a fourth positioning mechanism, a third locking mechanism, a fourth locking mechanism and a fifth positioning mechanism are sequentially arranged at intervals from top to bottom on the other side where the front main half pipe and the rear main half pipe are connected, the fourth positioning mechanism comprises a fourth positioning thimble and a fourth thimble sleeve, the third locking mechanism comprises a third fixed joint and a third thimble sleeve, the fourth locking mechanism comprises a fourth fixed joint and a fourth thimble sleeve, the fifth positioning mechanism comprises a fifth positioning thimble and a fifth thimble sleeve, the fourth thimble sleeve, the third fixed joint, the fourth fixed joint and the fifth thimble sleeve are sequentially arranged at the joint of the inner wall of the other side of the front main half pipe from top to bottom, the fourth positioning thimble, the third thimble sleeve, the fourth thimble sleeve and the fifth thimble sleeve are sequentially arranged at the joint of the inner wall of the other side of the rear main half pipe from top to bottom, the fourth positioning thimble, the third thimble sleeve, the fourth positioning thimble sleeve and the fifth positioning thimble sleeve are inserted into the fourth fixed thimble sleeve, and the fourth fixed thimble sleeve is inserted into the fifth thimble sleeve, and the locking thimble sleeve is inserted into the fifth thimble sleeve. In the structure, a fourth positioning thimble is inserted into a fourth thimble sleeve, and a fifth positioning thimble is inserted into a fifth thimble sleeve for positioning so as to facilitate installation; the third fixed joint inserts the third adapter sleeve and locks fixedly, and the fourth fixed joint inserts the fourth adapter sleeve and locks fixedly, easy to assemble.

Furthermore, a fifth internal threaded hole for a screw to pass through is formed in the center of the third fixed joint, a sixth internal threaded hole which penetrates through the third joint sleeve from front to back is formed in the center of the third joint sleeve, a seventh internal threaded hole for the screw to pass through is formed in the center of the fourth fixed joint, an eighth internal threaded hole which penetrates through the fourth joint sleeve from front to back is formed in the center of the fourth joint sleeve, and the third fixed joint and the third joint sleeve are screwed and fixed by the screw which passes through the fifth internal threaded hole and the sixth internal threaded hole respectively; the fourth fixed joint and the fourth joint sleeve are screwed and fixed through screws penetrating through the seventh internal threaded hole and the eighth internal threaded hole respectively. In this structure, the screw connection is convenient fixed, improves fixed efficiency.

Furthermore, the upside top-down that first half branch pipe and latter half branch pipe connect has set gradually fifth locking mechanism, sixth locking mechanism and sixth positioning mechanism at an interval, fifth locking mechanism include fifth fixed joint and fifth thimble cover, sixth locking mechanism include sixth fixed joint and sixth thimble cover, sixth positioning mechanism include sixth location thimble and sixth thimble cover, the inner wall of upside junction of first half branch pipe on top-down set gradually fifth fixed joint sixth fixed joint with sixth thimble cover, the inner wall of upside junction of latter half branch pipe on top-down set gradually fifth thimble cover sixth thimble cover with sixth location thimble, first half branch pipe with latter half branch pipe when buckled, fifth fixed joint insert fifth thimble cover and lock fixedly, sixth fixed joint insert sixth thimble cover and lock fixedly in the sixth thimble cover, the sixth thimble in insert the sixth thimble cover. In this structure, the sixth positioning thimble is inserted into the sixth thimble sleeve for positioning to facilitate installation; the fifth fixed joint is inserted into the fifth joint sleeve and is locked and fixed, and the sixth fixed joint is inserted into the sixth joint sleeve and is locked and fixed, so that the installation is convenient.

Furthermore, a ninth internal thread hole for a screw to pass through is formed in the center of the fifth fixed joint, a tenth internal thread hole for a screw to pass through is formed in the center of the fifth joint sleeve, an eleventh internal thread hole for a screw to pass through is formed in the center of the sixth fixed joint, a twelfth internal thread hole for a screw to pass through is formed in the center of the sixth joint sleeve, and the fifth fixed joint and the fifth joint sleeve are screwed and fixed by the screw passing through the ninth internal thread hole and the tenth internal thread hole respectively; the sixth fixed joint and the sixth joint sleeve are screwed and fixed by passing screws through the eleventh internal thread hole and the twelfth internal thread hole respectively. In this structure, the screw connection is convenient fixed, improves fixed efficiency.

Furthermore, the lower side of the connection of the front half branch pipe and the rear half branch pipe is sequentially provided with a seventh locking mechanism and a seventh positioning mechanism at intervals from top to bottom, the seventh positioning mechanism comprises a seventh positioning thimble and a seventh thimble sleeve, the seventh locking mechanism comprises a seventh fixed joint and a seventh joint sleeve, the seventh fixed joint and the seventh joint sleeve are sequentially arranged on the inner wall of the lower side of the front half branch pipe from top to bottom, the seventh joint sleeve and the seventh positioning thimble are sequentially arranged on the inner wall of the lower side of the rear half branch pipe from top to bottom, when the front half branch pipe and the rear half branch pipe are buckled, the seventh fixed joint is inserted into the seventh joint sleeve and is locked and fixed, and the seventh positioning thimble is inserted into the seventh thimble sleeve. In this structure, the seventh positioning thimble is inserted into the seventh thimble sleeve for positioning to facilitate installation; and the seventh fixed joint is inserted into the seventh joint sleeve and is locked and fixed, so that the installation is convenient.

Furthermore, a thirteenth internal thread hole for a screw to pass through is formed in the center of the seventh fixed joint, a fourteenth internal thread hole penetrating through the seventh joint sleeve is formed in the center of the seventh joint sleeve, and the seventh fixed joint and the seventh joint sleeve are screwed and fixed by the screw passing through the thirteenth internal thread hole and the fourteenth internal thread hole respectively. In this structure, the screw connection is convenient fixed, improves fixed efficiency.

Furthermore, the upper end outer wall of the front main half pipe is provided with a first front limit half ring, the lower end outer wall of the front main half pipe is provided with a second front limit half ring, the upper end outer wall of the rear main half pipe is provided with a first rear limit half ring, the lower end outer wall of the rear main half pipe is provided with a second rear limit half ring, the first front limit half ring and the first rear limit half ring are enclosed to form a first limit ring, the second front limit half ring and the second rear limit half ring are enclosed to form a second limit ring, the outer wall of the front half branch pipe is provided with a third front limit half ring, the outer wall of the rear half branch pipe is provided with a third rear limit half ring, and the third front limit half ring and the third rear limit half ring are enclosed to form a third limit ring. In this structure, first spacing collar is used for the upper end of being responsible for to the spacing of external pipeline when being connected with external pipeline, and the second spacing collar is used for the lower extreme of being responsible for to the spacing of external pipeline when being connected with external pipeline, and the third spacing collar is used for the spacing of branch pipe to external pipeline when being connected with external pipeline, is favorable to improving the qualification rate of installation.

Furthermore, a heat-insulating layer is arranged on the outer wall of the front main half pipe and the outer wall of the front half branch pipe in an area surrounded by the first front limiting half circle, the second front limiting half circle and the third front limiting half circle; and a heat-insulating layer is arranged in an area defined by the first rear limiting half ring, the second rear limiting half ring and the third rear limiting half ring on the outer wall of the rear main half pipe and the outer wall of the rear half branch pipe. In this structure, the heat preservation sets up in the region that limit half circle encloses before first limit half circle, second limit half circle, third, and the heat preservation sets up in the region that limit half circle encloses after first limit half circle, second limit half circle, third, compares in traditional inner wall whole sets up the heat preservation, has the advantage that the material is few, heat preservation easy to assemble.

Further, the upper end outer wall of the person in charge on the interval be provided with the first back-off group of multiseriate, first back-off group be located the top of first spacing collar, first back-off group including the first back-off that a plurality of longitudinal separation set up, the lower extreme outer wall of the person in charge on the interval be provided with multiseriate second back-off group, second back-off group be located the below of second spacing collar, second back-off group including the second back-off that a plurality of longitudinal separation set up, the outer wall of branch pipe on the interval be provided with multiseriate third back-off group, third back-off group be located the outside of third spacing collar, third back-off group including the third back-off that a plurality of longitudinal separation set up. In this structure, it is convenient to connect with an external connector.

Further, the preceding main half pipe with the connection wall of the half pipe lock department of back main on be provided with outside bellied first spacing protruding muscle, the preceding half pipe with the connection wall of the half pipe lock department of back on be provided with outside bellied second spacing protruding muscle, the half pipe of back main with the connection wall of the half pipe lock department of preceding main on be provided with inside sunken first spacing recess, the half pipe of back with the connection wall of half pipe lock department of preceding on be provided with inside sunken second spacing recess. In this structure, be favorable to the location, be convenient for install, prevent to leak out.

Compared with the prior art, the three-way connector of the air conditioner ventilation pipe, disclosed by the utility model, comprises the front half pipe and the rear half pipe, the front half pipe and the front half pipe can be mutually overlapped, and the rear half pipe can be mutually overlapped, so that the occupied space is reduced, the transportation is convenient, and the cost is reduced; the fixed person in charge that runs through from top to bottom that encloses into of the mutual lock of preceding main half pipe and the back main half pipe, the fixed branch pipe that encloses into of the mutual lock of preceding half pipe and back half pipe, consequently the utility model has the advantages of can dismantle fold, simple to operate, convenient replacement, the commonality is good.

Drawings

Fig. 1 is a perspective view (one) of the present invention;

fig. 2 is a perspective view (ii) of the present invention;

FIG. 3 is a schematic view of the external structure of the front half pipe of the present invention;

FIG. 4 is a schematic view of the inner structure of the front half pipe of the present invention;

fig. 5 is a schematic view of the external structure of the rear half pipe of the present invention;

fig. 6 is a schematic view of the internal structure of the second half pipe of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The first embodiment is as follows: as shown in fig. 1-6, a tee junction head of air conditioner ventilation pipe, including preceding half 1 and latter half 2, preceding half 1 includes preceding main half 3 and preceding half 4, latter half 2 includes back main half 5 and latter half 6, preceding main half 3 and the fixed person in charge that runs through from top to bottom that encloses of the mutual lock of back main half 5, preceding half 4 and latter half 6 lock of branch enclose into the branch pipe, the slope of branch pipe top-down sets up in one side of being responsible for, and be responsible for and branch pipe and be linked together.

In this embodiment, a first positioning mechanism, a first locking mechanism, a second positioning mechanism, a second locking mechanism and a third positioning mechanism are sequentially arranged at a joint of one side of the front main half pipe 3 and one side of the rear main half pipe 5 from top to bottom at intervals, the first positioning mechanism comprises a first positioning thimble 7 and a first thimble sleeve 8, the first locking mechanism comprises a first fixed joint 9 and a first thimble sleeve 10, the second positioning mechanism comprises a second positioning thimble 11 and a second thimble sleeve 12, the second locking mechanism comprises a second fixed joint 13 and a second thimble sleeve 14, the third positioning mechanism comprises a third positioning thimble 15 and a third thimble sleeve 16, a first thimble sleeve 8, a first fixed joint 9, a second thimble sleeve 12, a second fixed joint 13 and a third thimble sleeve 16 are sequentially arranged at the joint of the inner wall at one side of the front main half-pipe 3 from top to bottom, a first positioning thimble 7, a first joint sleeve 10, a second positioning thimble 11, a second joint sleeve 14 and a third positioning thimble 15 are sequentially arranged at the joint of the inner wall at one side of the rear main half-pipe 5 from top to bottom, when the front main half-pipe 3 and the rear main half-pipe 5 are buckled, the first positioning thimble 7 is inserted into the first thimble sleeve 8, the first fixed joint 9 is inserted into the first joint sleeve 10 and locked and fixed, the second positioning thimble 11 is inserted into the second thimble sleeve 12, the second fixed joint 13 is inserted into the second joint sleeve 14 and locked and fixed, and the third positioning thimble 15 is inserted into the third thimble sleeve 16.

In this embodiment, a first internal threaded hole 17 for passing a screw is provided in the center of the first fixed joint 9, a second internal threaded hole 18 is provided in the center of the first joint sleeve 10, a third internal threaded hole 19 is provided in the center of the second fixed joint 13, a fourth internal threaded hole 20 is provided in the center of the second joint sleeve 14, and the first fixed joint 9 and the first joint sleeve 10 are screwed and fixed by passing a screw through the second internal threaded hole 18 and the first internal threaded hole 17; the second fixed joint 13 and the second joint sleeve 14 are screwed and fixed by screws through the fourth internal threaded hole 20 and the third internal threaded hole 19, respectively.

In this embodiment, a fourth positioning mechanism, a third locking mechanism, a fourth locking mechanism and a fifth positioning mechanism are sequentially arranged from top to bottom at intervals on the other side where the front main half-pipe 3 and the rear main half-pipe 5 are connected, the fourth positioning mechanism comprises a fourth positioning thimble 21 and a fourth thimble sleeve 22, the third locking mechanism comprises a third fixed joint 23 and a third thimble sleeve 24, the fourth locking mechanism comprises a fourth fixed joint 25 and a fourth thimble sleeve 26, the fifth positioning mechanism comprises a fifth positioning thimble 27 and a fifth thimble sleeve 28, the fourth thimble sleeve 22, the third fixed joint 23, the fourth fixed joint 25 and the fifth thimble sleeve 28 are sequentially arranged at the connection position of the inner wall of the other side of the front main half-pipe 3 from top to bottom, the fourth positioning thimble 21 is inserted into the fourth thimble sleeve 22, the third thimble sleeve 24, the fourth thimble sleeve 26 and the fifth positioning thimble 27 are sequentially arranged at the connection position of the inner wall of the other side of the rear main half-pipe 5 from top to bottom, when the front main half-pipe 3 and the rear main half-pipe 5 are fastened, the fourth positioning thimble sleeve 21 is inserted into the fourth thimble sleeve 22, the third thimble sleeve 23 is inserted into the fixed joint 24, the fifth thimble sleeve 26 is inserted into the fifth thimble sleeve 27, and the fifth thimble sleeve 26 is inserted into the fixed joint sleeve 26, and the fifth thimble sleeve 26 is inserted into the fifth thimble sleeve 26.

In this embodiment, the center of the third fixed joint 23 is provided with a fifth internal threaded hole 29 for passing a screw, the center of the third joint sleeve 24 is provided with a sixth internal threaded hole 30 for passing a screw back and forth, the center of the fourth fixed joint 25 is provided with a seventh internal threaded hole 31 for passing a screw, the center of the fourth joint sleeve 26 is provided with an eighth internal threaded hole 32 for passing a screw back and forth, and the third fixed joint 23 and the third joint sleeve 24 are screwed and fixed by passing a screw through the fifth internal threaded hole 29 and the sixth internal threaded hole 30 respectively; the fourth fixed joint 25 and the fourth joint sleeve 26 are screwed and fixed by screws through the seventh internal threaded hole 31 and the eighth internal threaded hole 32, respectively.

In this embodiment, a fifth locking mechanism, a sixth locking mechanism and a sixth positioning mechanism are sequentially arranged at intervals from top to bottom on the upper side where the front half-branch pipe 4 and the rear half-branch pipe 6 are connected, the fifth locking mechanism comprises a fifth fixed joint 33 and a fifth joint sleeve 34, the sixth locking mechanism comprises a sixth fixed joint 35 and a sixth joint sleeve 36, the sixth positioning mechanism comprises a sixth positioning thimble 37 and a sixth thimble sleeve 38, a fifth fixed joint 33, a sixth fixed joint 35 and a sixth thimble sleeve 38 are sequentially arranged on the inner wall of the upper side connection of the front half-branch pipe 4 from top to bottom, a fifth joint sleeve 34, a sixth joint sleeve 36 and a sixth positioning thimble 37 are sequentially arranged on the inner wall of the upper side connection of the rear half-branch pipe 6 from top to bottom, when the front half-branch pipe 4 and the rear half-branch pipe 6 are fastened, the fifth fixed joint 33 is inserted into the fifth joint sleeve 34 and locked and fixed, the sixth fixed joint 35 is inserted into the sixth joint sleeve 36 and locked and fixed, and the sixth positioning thimble 37 is inserted into the sixth thimble sleeve 38.

In this embodiment, the center of the fifth fixed joint 33 is provided with a ninth internal threaded hole 39 for passing a screw therethrough, the center of the fifth joint sleeve 34 is provided with a tenth internal threaded hole 40 for passing a screw therethrough, the center of the sixth fixed joint 35 is provided with an eleventh internal threaded hole 41 for passing a screw therethrough, the center of the sixth joint sleeve 36 is provided with a twelfth internal threaded hole 42 for passing a screw therethrough, and the fifth fixed joint 33 and the fifth joint sleeve 34 are screwed and fixed by passing a screw through the ninth internal threaded hole 39 and the tenth internal threaded hole 40, respectively; the sixth fixed joint 35 and the sixth joint case 36 are screwed and fixed by screws through the eleventh internal thread hole 41 and the twelfth internal thread hole 42, respectively.

In this embodiment, a seventh locking mechanism and a seventh positioning mechanism are sequentially arranged at intervals from top to bottom on the lower side where the front half branch pipe 4 and the rear half branch pipe 6 are connected, the seventh positioning mechanism comprises a seventh positioning thimble 43 and a seventh thimble sleeve 44, the seventh locking mechanism comprises a seventh fixed joint 45 and a seventh thimble sleeve 46, the seventh fixed joint 45 and the seventh thimble sleeve 44 are sequentially arranged on the inner wall of the lower side connection of the front half branch pipe 4 from top to bottom, the seventh thimble sleeve 46 and the seventh positioning thimble 43 are sequentially arranged on the inner wall of the lower side connection of the rear half branch pipe 6 from top to bottom, when the front half branch pipe 4 and the rear half branch pipe 6 are buckled, the seventh fixed joint 45 is inserted into the seventh thimble sleeve 46 and locked and fixed, and the seventh positioning thimble 43 is inserted into the seventh thimble sleeve 44.

In this embodiment, a thirteenth female screw hole 47 is provided at the center of the seventh fixed joint 45 for passing a screw therethrough, a fourteenth female screw hole 48 is provided at the center of the seventh joint sleeve 46 for passing a front and a rear therethrough, and the seventh fixed joint 45 and the seventh joint sleeve 46 are screwed and fixed by passing a screw through the thirteenth female screw hole 47 and the fourteenth female screw hole 48, respectively.

Example two: the other structure is the same as the first embodiment, and the difference is that the upper end of the outer wall of the front main half pipe 3 is provided with a first front limiting half ring 49, the lower end of the outer wall of the front main half pipe 3 is provided with a second front limiting half ring 50, the upper end of the outer wall of the rear main half pipe 5 is provided with a first rear limiting half ring 51, the outer wall of the lower end of the rear main half pipe 5 is provided with a second rear limiting half ring 52, the first front limiting half ring 49 and the first rear limiting half ring 51 enclose a first limiting ring, the second front limiting half ring 50 and the second rear limiting half ring 52 enclose a second limiting ring, the outer wall of the front half branch pipe 4 is provided with a third front limiting half ring 53, the outer wall of the rear half branch pipe 6 is provided with a third rear limiting half ring 54, and the third front limiting half ring 53 and the third rear limiting half ring 54 enclose a third limiting ring.

In this embodiment, the outer wall of the front main half pipe 3 and the outer wall of the front half branch pipe 4 are provided with a layer of heat insulation layer (not shown) in the area enclosed by the first front limiting half ring 49, the second front limiting half ring 50 and the third front limiting half ring 53; an insulating layer (not shown) is arranged on the outer wall of the rear main half pipe 5 and the outer wall of the rear half branch pipe 6 in the area enclosed by the first rear limiting half ring 51, the second rear limiting half ring 52 and the third rear limiting half ring 54.

In this embodiment, a plurality of rows of first reversing groups are arranged on the outer wall of the upper end of the main pipe at intervals, the first reversing groups are located above the first limiting ring, each first reversing group comprises a plurality of first reversing groups 55 arranged at longitudinal intervals, a plurality of rows of second reversing groups are arranged on the outer wall of the lower end of the main pipe at intervals, each second reversing group is located below the second limiting ring, each second reversing group comprises a plurality of second reversing groups 56 arranged at longitudinal intervals, a plurality of rows of third reversing groups are arranged on the outer wall of the branch pipe at intervals, each third reversing group is located outside the third limiting ring, and each third reversing group comprises a plurality of third reversing groups 57 arranged at longitudinal intervals.

In this embodiment, a first limiting convex rib 58 protruding outwards is provided on the connecting wall of the buckling position of the front main half pipe 3 and the rear main half pipe 5, a second limiting convex rib 59 protruding outwards is provided on the connecting wall of the buckling position of the front half pipe 4 and the rear half pipe 6, a first limiting groove 60 recessed inwards is provided on the connecting wall of the buckling position of the rear main half pipe 5 and the front main half pipe 3, and a second limiting groove 61 recessed inwards is provided on the connecting wall of the buckling position of the rear half pipe 6 and the front half pipe 4.

Claims (9)

1. The utility model provides a tee coupling head of air conditioner ventilation pipe, its characterized in that includes preceding half pipe and back half pipe, preceding half pipe include preceding main half pipe and preceding half branch pipe, back half pipe include back main half pipe and back half branch pipe, preceding main half pipe with the fixed person in charge that runs through from top to bottom that encloses of the mutual lock of back main half pipe, preceding half branch pipe with the fixed branch pipe that encloses of the mutual lock of back half branch pipe, branch pipe top-down slope setting be in the one side of being responsible for, just be responsible for with the branch pipe be linked together.

2. The three-way connection joint of an air-conditioning ventilation pipe as claimed in claim 1, wherein a first positioning mechanism, a first locking mechanism, a second positioning mechanism, a second locking mechanism and a third positioning mechanism are sequentially arranged at an interval from top to bottom at a junction of one side of the front main half pipe and one side of the rear main half pipe, the first positioning mechanism comprises a first positioning thimble and a first thimble sleeve, the first locking mechanism comprises a first fixed joint and a first thimble sleeve, the second positioning mechanism comprises a second positioning thimble and a second thimble sleeve, the second locking mechanism comprises a second fixed joint and a second thimble sleeve, the third positioning mechanism comprises a third positioning thimble and a third thimble sleeve, the first thimble sleeve, the first fixed joint, the second thimble sleeve, the second fixed joint and the third thimble sleeve are sequentially arranged at the joint of the inner wall at one side of the front main half pipe from top to bottom, the first positioning thimble, the first joint sleeve, the second positioning thimble, the second joint sleeve and the third positioning thimble are sequentially arranged at the joint of the inner wall at one side of the rear main half pipe from top to bottom, when the front main half pipe and the rear main half pipe are buckled, the first positioning thimble is inserted into the first thimble sleeve, the first fixed joint is inserted into the first joint sleeve and locked and fixed, the second positioning thimble is inserted into the second thimble sleeve, the second fixed joint is inserted into the second joint sleeve and locked and fixed, and the third positioning thimble is inserted into the third thimble sleeve.

3. The three-way connector for the air-conditioning ventilation pipe according to claim 2, characterized in that a fourth positioning mechanism, a third locking mechanism, a fourth locking mechanism and a fifth positioning mechanism are sequentially arranged at intervals from top to bottom on the other side where the front half main pipe and the rear half main pipe are connected, the fourth positioning mechanism comprises a fourth positioning thimble and a fourth thimble sleeve, the third locking mechanism comprises a third fixing joint and a third thimble sleeve, the fourth locking mechanism comprises a fourth fixing joint and a fourth thimble sleeve, the fifth positioning mechanism comprises a fifth positioning thimble and a fifth thimble sleeve, the fourth thimble sleeve, the third fixing joint, the fourth fixing joint and the fifth thimble sleeve are sequentially arranged at the connection point on the inner wall of the other side of the front half main pipe from top to bottom, the fourth positioning thimble, the third thimble sleeve, the fourth fixing joint sleeve and the fifth thimble sleeve are sequentially arranged at the connection point on the inner wall of the other side of the rear half main pipe from top to bottom, the fourth positioning thimble, the third positioning thimble sleeve, the fourth fixing joint sleeve and the fifth thimble sleeve are inserted into the fourth fixing joint sleeve, the front half main pipe and the rear half main pipe are fastened, the fourth fixing joint is inserted into the fifth thimble sleeve, the fourth positioning thimble sleeve is inserted into the fifth thimble sleeve, and the fifth positioning thimble sleeve is inserted into the fourth fixing joint of the fourth thimble sleeve, and the fifth thimble sleeve is inserted into the fourth fixing joint of the fifth thimble sleeve.

4. The three-way connection joint of the air-conditioning ventilation pipe according to claim 3, characterized in that the upper side of the connection of the front half branch pipe and the rear half branch pipe is sequentially provided with a fifth locking mechanism, a sixth locking mechanism and a sixth positioning mechanism at intervals from top to bottom, the fifth locking mechanism comprises a fifth fixed joint and a fifth joint sleeve, the sixth locking mechanism comprises a sixth fixed joint and a sixth joint sleeve, the sixth positioning mechanism comprises a sixth positioning thimble and a sixth thimble sleeve, the fifth fixed joint, the sixth fixed joint and the sixth thimble sleeve are sequentially arranged on the inner wall of the upper side connection of the front half branch pipe from top to bottom, the fifth joint sleeve, the sixth joint sleeve and the sixth positioning thimble are sequentially arranged on the inner wall of the upper side connection of the rear half branch pipe from top to bottom, when the front half branch pipe and the rear half branch pipe are buckled, the fifth fixed joint is inserted into the fifth joint sleeve and locked and fixed, and the sixth fixed joint is inserted into the sixth joint sleeve and locked, and the sixth positioning thimble is inserted into the sixth thimble sleeve.

5. The three-way connector of the air-conditioning ventilation pipe as claimed in claim 4, wherein a seventh locking mechanism and a seventh positioning mechanism are sequentially arranged at intervals from top to bottom on the lower side where the front half branch pipe and the rear half branch pipe are connected, the seventh positioning mechanism comprises a seventh positioning thimble and a seventh thimble sleeve, the seventh locking mechanism comprises a seventh fixed joint and a seventh joint sleeve, the seventh fixed joint and the seventh joint sleeve are sequentially arranged on the inner wall of the lower side connection of the front half branch pipe from top to bottom, the seventh joint sleeve and the seventh positioning thimble are sequentially arranged on the inner wall of the lower side connection of the rear half branch pipe from top to bottom, when the front half branch pipe and the rear half branch pipe are buckled, the seventh fixed joint is inserted into the seventh joint sleeve and locked and fixed, and the seventh positioning thimble is inserted into the seventh thimble sleeve.

6. The three-way connection head of the ventilation pipe of the air conditioner as claimed in claim 5, wherein the upper end of the outer wall of the front main half pipe is provided with a first front limit half ring, the lower end of the outer wall of the front main half pipe is provided with a second front limit half ring, the upper end of the outer wall of the rear main half pipe is provided with a first rear limit half ring, the lower end of the outer wall of the rear main half pipe is provided with a second rear limit half ring, the first front limit half ring and the first rear limit half ring enclose a first limit ring, the second front limit half ring and the second rear limit half ring enclose a second limit ring, the outer wall of the front half branch pipe is provided with a third front limit half ring, the outer wall of the rear half branch pipe is provided with a third rear limit half ring, and the third front limit half ring and the third rear limit half ring enclose a third limit ring.

7. The three-way joint of an air-conditioning ventilation pipe as claimed in claim 6, wherein a region surrounded by the first front limiting half-ring, the second front limiting half-ring and the third front limiting half-ring is provided with a layer of heat insulation layer on the outer wall of the front main half pipe and the outer wall of the front half branch pipe; and a heat-insulating layer is arranged in an area defined by the first rear limiting half ring, the second rear limiting half ring and the third rear limiting half ring on the outer wall of the rear main half pipe and the outer wall of the rear half branch pipe.

8. The three-way connection head of an air-conditioning ventilation pipe as claimed in claim 7, wherein a plurality of rows of first reverse-buckling groups are arranged at intervals at the upper end of the outer wall of the main pipe, the first reverse-buckling groups are located above the first limiting ring, each first reverse-buckling group comprises a plurality of first reverse buckles arranged at longitudinal intervals, a plurality of rows of second reverse-buckling groups are arranged at intervals at the lower end of the outer wall of the main pipe, the second reverse-buckling groups are located below the second limiting ring, each second reverse-buckling group comprises a plurality of second reverse buckles arranged at longitudinal intervals, a plurality of rows of third reverse-buckling groups are arranged at intervals on the outer wall of the branch pipe, the third reverse-buckling groups are located outside the third limiting ring, and each third reverse-buckling group comprises a plurality of third reverse buckles arranged at longitudinal intervals.

9. The three-way connection joint of the ventilation pipe of the air conditioner as claimed in claim 1, wherein a first limiting convex rib protruding outwards is arranged on the connection wall at the buckling position of the front main half pipe and the rear main half pipe, a second limiting convex rib protruding outwards is arranged on the connection wall at the buckling position of the front half pipe and the rear half pipe, a first limiting groove recessed inwards is arranged on the connection wall at the buckling position of the rear main half pipe and the front main half pipe, and a second limiting groove recessed inwards is arranged on the connection wall at the buckling position of the rear half pipe and the front half pipe.

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