CN110094865B - Air guide pipe with adjustable length - Google Patents
Air guide pipe with adjustable length Download PDFInfo
- Publication number
- CN110094865B CN110094865B CN201810148451.8A CN201810148451A CN110094865B CN 110094865 B CN110094865 B CN 110094865B CN 201810148451 A CN201810148451 A CN 201810148451A CN 110094865 B CN110094865 B CN 110094865B
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- Prior art keywords
- ring
- ring portion
- length
- tube
- air guide
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- 238000009434 installation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0281—Multilayer duct
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Joints Allowing Movement (AREA)
- Supports For Pipes And Cables (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model provides an air guide pipe of adjustable length for solve the not good problem of prior art installation convenience, it includes: the telescopic pipe fitting is provided with an outer pipe body and an inner pipe body, and the inner pipe body is movably arranged in the outer pipe body; and a fixed ring, combine on this telescopic pipe fitting, this fixed ring has a first ring portion and a second ring portion, this first ring portion combines on this outer body outer wall, this second ring portion combines on this inner tube body outer wall, the internal diameter of this first ring portion is greater than the internal diameter of this second ring portion.
Description
Technical Field
The invention relates to an air guide pipe, in particular to an air guide pipe with adjustable length.
Background
The existing air exchange device can be installed on the outer wall of a building and comprises a pipe body, a partition plate and two fans. The pipe body is arranged in a mounting hole of the outer wall, two ends of the pipe body are respectively positioned in an outdoor space and an indoor space on two sides of the outer wall, the partition plate is arranged inside the pipe body to divide the pipe body into a first flow guide space and a second flow guide space, and the two fans are respectively combined in the first flow guide space and the second flow guide space. An embodiment similar to the conventional airflow exchanging device is disclosed in taiwan patent publication No. I571604 of "airflow exchanging device and its barrier".
However, the pipe is produced in a single specification during the manufacturing process, and the depth of the installation hole is different according to the thickness of the outer wall of each building, so that a constructor must measure the depth of the installation hole in advance and perform the cutting operation of the pipe, so that the length of the pipe can be in accordance with the depth of the installation hole; or, the constructor cuts the pipe body in advance, but the construction condition is changed when the construction is carried out, so that the pipe body is often overlong or insufficient in length when actually installed. At the moment, constructors need to detach the pipe body from the mounting hole, and if the length is too long, the pipe body is cut again; if length is not enough, then need change another body that accords with length, so make a round trip the operation so that this body length can accord with this mounting hole, lead to the operating time of installing this body to lengthen, make the convenience degree and the whole efficiency reduction of construction.
In view of the above, there is a need for an improved air exchange device.
Disclosure of Invention
In order to solve the above problems, the present invention provides an air duct with adjustable length, so that the installation operation can be adjusted flexibly according to the depth of the installation hole of the outer wall on site, and the air duct has the effect of improving the convenience of construction.
The invention relates to a length-adjustable air guide pipe, which comprises: the telescopic pipe fitting is provided with an outer pipe body and an inner pipe body, and the inner pipe body is movably arranged in the outer pipe body; and a fixed ring, combine on this telescopic pipe fitting, this fixed ring has a first ring portion and a second ring portion, this first ring portion combines on this outer body outer wall, this second ring portion combines on this inner tube body outer wall, the internal diameter of this first ring portion is greater than the internal diameter of this second ring portion.
Therefore, the length-adjustable air guide pipe can be movably combined in the outer pipe body by utilizing the inner pipe body, so that when the telescopic pipe is arranged at a preset position, the length of the telescopic pipe can be elastically adjusted at any time according to field conditions, the length of the telescopic pipe can meet the specification required by the preset position, and the telescopic pipe is combined with the telescopic pipe through the fixing ring, so that the length of the telescopic pipe can be fixed after adjustment. Therefore, the constructor does not need to cut the telescopic pipe additionally, the operation time for installing the air guide pipe with the adjustable length can be saved, the convenience of installation operation is improved, and the whole construction operation has better efficiency.
The outer wall surface of the inner pipe body is provided with at least one groove, the inner wall surface of the outer pipe body is provided with at least one convex rail, and the at least one convex rail is clamped in the at least one groove. Therefore, the arrangement of the at least one convex rail and the at least one groove has the effect of preventing the relative rotation between the outer pipe body and the inner pipe body.
The fixing ring is provided with a convex part on the inner wall of the second ring part, the convex part is opposite to the convex rail of the outer pipe body, and the convex part is clamped in the groove of the inner pipe body. Therefore, when the length of the telescopic pipe fitting is adjusted, the effect of improving the smoothness of the movement of the inner pipe body relative to the outer pipe body is achieved.
The outer wall surface of the inner pipe body is provided with at least one convex rail, the inner wall surface of the outer pipe body is provided with at least one groove, and the at least one groove is clamped on the at least one convex rail. Therefore, the arrangement of the at least one groove and the at least one convex rail has the effect of preventing the relative rotation between the outer pipe body and the inner pipe body.
The fixing ring is provided with at least one adjusting part on the second ring part, the at least one adjusting part is formed by a non-connection section, and the size of the fixing ring can be adjusted by the non-connection section. Therefore, the second ring part can tighten the outer wall surface of the inner pipe body, and the effect of improving the combination stability of the fixing ring and the telescopic pipe fitting is achieved.
Wherein, this solid fixed ring has two regulating parts, and these two regulating parts set up in the relative position of this second ring portion. Therefore, when the size of the fixing ring is adjusted, the two adjusting parts have the effect of enabling the second ring part to be stressed evenly.
The fixing ring is provided with at least one hollow part, the at least one hollow part is arranged along the circumferential direction of the second ring part and penetrates through the inner wall surface and the outer wall surface of the second ring part, and the hollow part is adjacent to the corresponding adjusting part. Therefore, the at least one hollow part has the effect of enabling the at least one adjusting part to easily adjust the size of the fixing ring.
Wherein, should not connect the section both ends and respectively be equipped with a lamellar body, each lamellar body is equipped with a through-hole, and each through-hole supplies an adjusting part to run through. Therefore, the structure is simple and convenient to manufacture and assemble, and has the effects of reducing the manufacturing cost and improving the assembling convenience.
The fixing ring is provided with a plurality of fixing parts which are arranged on the inner circumferential surface of the first ring part. Therefore, the friction force between the first ring part and the outer pipe body can be increased, the first ring part is prevented from moving relative to the outer pipe body, and the effect of improving the bonding strength of the fixing ring and the telescopic pipe fitting is achieved.
Wherein, this solid fixed ring has a shoulder, and this shoulder forms between this first ring portion and this second ring portion. Therefore, the structure is simple and convenient to manufacture and assemble, and has the effects of reducing the manufacturing cost and improving the assembling convenience.
The shoulder portion abuts against one end of the outer tube body, which is adjacent to the fixing ring. Thus, the shoulder part has the effect of enabling the fixing ring to be easily positioned and combined at the adjacent position of the outer pipe body and the inner pipe body.
Drawings
FIG. 1: an exploded perspective view of a first embodiment of the present invention.
FIG. 2: a combined perspective view of the first embodiment of the present invention.
FIG. 3: perspective view of a retaining ring of a first embodiment of the present invention
FIG. 4: a combined cross-sectional view of the first embodiment of the invention.
FIG. 5: as shown in the use case diagram of fig. 4.
FIG. 6: as shown in the action diagram of fig. 5.
FIG. 7: an exploded perspective view of a second embodiment of the present invention.
Description of the reference numerals
[ the invention ]
1 Telescopic pipe fitting
11 outer body 111 convex rail
111' groove 12 inner tube
121 groove 121' male rail
2 fixed ring
21 first ring part 22 second ring part
23 adjustment part 231 unconnected segment
25 shoulder 26 recess
27 stopping part
C1 first Ring portion inner diameter C2 second Ring portion inner diameter
D1 predetermined depth of mounting hole D2 telescopic tube length
Detailed Description
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below:
in the following description of the present invention, the following directional terms or their similar terms, such as "front", "rear", "upper (top)", "lower (bottom)", "inner", "outer", "side", etc., refer to the directions of the drawings, and the directional terms or their similar terms are only used for assisting the explanation and understanding of the embodiments of the present invention, and are not used to limit the present invention.
Please refer to fig. 1, which is a first preferred embodiment of the length-adjustable air guiding pipe of the present invention, the length-adjustable air guiding pipe includes a telescopic pipe 1 and a fixing ring 2, and the fixing ring 2 is combined on the telescopic pipe 1.
Referring to fig. 1 and 2, the telescopic pipe 1 is a conduit for exchanging air flow, the telescopic pipe 1 may be disposed in a mounting hole (not shown) of an outer wall, the telescopic pipe 1 has an outer pipe 11 and an inner pipe 12, and the inner pipe 12 is movably disposed in the outer pipe 11.
In detail, the inner tube 12 may have at least one groove 121 on an outer wall surface thereof, and the outer tube 11 may have at least one rail 111 on an inner wall surface thereof, wherein the at least one rail 111 is engaged in the at least one groove 121. Thus, the at least one protruding rail 111 and the at least one groove 121 can prevent the relative rotation between the outer tube 1 and the inner tube 12. In addition, the outer tube 11 and the inner tube 12 are based on the premise of selecting a hollow tube with a basic ventilation function, and the structural composition and the appearance shape design of the outer tube 11 and the inner tube 12 are not limited in the present invention.
Referring to fig. 2 and 4, the fixing ring 2 is combined on the telescopic pipe 1, the fixing ring 2 has a first ring portion 21 and a second ring portion 22, the first ring portion 21 is combined on the outer wall surface of the outer pipe 11, the second ring portion 22 is combined on the outer wall surface of the inner pipe 12, and the inner diameter C1 of the first ring portion 21 is larger than the inner diameter C2 of the second ring portion 22, so that the fixing ring 2 can be positioned and combined at the adjacent position of the outer pipe 11 and the inner pipe 12.
Referring to fig. 2 and 3, the fixing ring 2 may have at least one adjusting portion 23 on the second ring portion 22, the at least one adjusting portion 23 is preferably formed by a disconnected segment 231, and the disconnected segment 231 is used to adjust the size of the fixing ring 2. Thus, the second ring portion 22 can be used to tighten the outer wall surface of the inner tube 12, so that the second ring portion 22 can be stably positioned on the outer wall surface of the inner tube 12, and further the first ring portion 21 can be stably positioned on the outer wall surface of the outer tube 11, thereby improving the stability of the combination of the fixing ring 2 and the telescopic tube 1. In the present embodiment, the fixing ring 2 has two adjusting portions 23, and the two adjusting portions 23 are preferably disposed at opposite positions of the second ring portion 22. In this way, when the size of the fixing ring 2 is adjusted, the two adjusting portions 23 have an effect of averaging the force applied to the second ring portion 22.
In detail, two ends of the unconnected portion 231 may be respectively provided with a plate 231a, each plate 231a is provided with a through hole 231b, and each through hole 231b may be penetrated by an adjusting member 231 c. Therefore, the structure is simple and convenient to manufacture and assemble, and has the effects of reducing the manufacturing cost and improving the assembly convenience; therefore, the unconnected portion 231 can be pressed tightly to adjust the size of the fixing ring 2, in this embodiment, the adjusting member 231c can be a screw.
Referring to fig. 1, 2 and 3, the fixing ring 2 may further have a protrusion 24, the protrusion 24 is disposed on the inner wall of the second ring portion 22, the protrusion 24 is aligned with the protruding rail 111 of the outer tube 11, and the protrusion 24 is clamped in the groove 121 of the inner tube 12, so that both the protrusion 24 and the protruding rail 111 can be clamped in the groove 121. Thus, when adjusting the length of the telescopic tube 1, the inner tube 12 can move smoothly relative to the outer tube 11.
Referring to fig. 3 and 4, since the inner diameter C1 of the first ring portion 21 is greater than the inner diameter C2 of the second ring portion 22, the fixing ring 2 may further have a shoulder 25, and the shoulder 25 is formed between the first ring portion 21 and the second ring portion 22, so that the structure is simple and easy to manufacture and assemble, and has the effects of reducing the manufacturing cost and improving the assembly convenience. In addition, the shoulder 25 preferably abuts against an end of the outer tube 11 adjacent to the fixing ring 2, so that the shoulder 25 has an effect of facilitating the positioning and bonding of the fixing ring 2 at the abutting position of the outer tube 11 and the inner tube 12.
The fixing ring 2 may further have at least one hollow portion 26, the at least one hollow portion 26 is disposed along the circumferential direction of the second ring portion 22 and penetrates through the inner and outer wall surfaces of the second ring portion 22, the number of the hollow portions 26 preferably corresponds to the number of the adjusting portions 23, and the hollow portions 26 are adjacent to the corresponding adjusting portions 23, so that when the fixing ring 2 is adjusted, the adjusting portions 23 have better elasticity due to the provision of the hollow portions 26. Therefore, the at least one recess 26 has an effect of allowing the at least one adjusting portion 23 to easily adjust the size of the fixing ring 2.
Referring to fig. 1 and 3, the fixing ring 2 may further include a plurality of fixing portions 27, and the plurality of fixing portions 27 are disposed on the inner circumferential surface of the first ring portion 21. Thus, when the fixing ring 2 is coupled to the telescopic pipe 1, the fixing portions 27 can increase the friction between the first ring portion 21 and the outer pipe 11 to prevent the first ring portion 21 from moving relative to the outer pipe 11, and prevent the second ring portion 22 from moving relative to the inner pipe 12, so as to improve the coupling strength between the fixing ring 2 and the telescopic pipe 1.
Referring to fig. 5 and 6, with the above structure, the length-adjustable air guide pipe of the present invention can be combined with a mounting hole (not shown) of an outer wall when in use. For example, the mounting hole has a mounting hole predetermined depth D1, the telescopic tube 1 has a length D2; when the telescopic tube 1 is installed, if the length D2 of the telescopic tube 1 is found to be smaller than the predetermined depth D1 of the installation hole, the inner tube 12 can move relative to the outer tube 11 by the arrangement of the protruding rail 111 and the groove 121, so that the length D2 of the telescopic tube 1 can be adjusted to conform to the predetermined depth D1 of the installation hole.
In addition, the fixing ring 2 is coupled to the telescopic tube 1 to prevent the inner tube 12 from moving relative to the outer tube 11, so as to ensure that the length D2 of the telescopic tube 1 can be fixed after adjustment. Therefore, in the process of installation operation, the length of the telescopic pipe fitting 1 can be elastically adjusted at any time according to field conditions, a constructor does not need to cut the telescopic pipe fitting 1 additionally, the operation time for installing the air guide pipe with the adjustable length can be saved, and the convenience and the overall efficiency of construction can be further improved.
Referring to fig. 7, a second embodiment of the air guide duct with adjustable length of the present invention is substantially the same as the first embodiment, and the main differences are as follows: the outer tube 11, the inner tube 12 and the fixing ring 2 of the second embodiment of the present invention have different structures. In detail, the inner wall surface of the outer tube 11 may have at least one groove 111 ', the outer wall surface of the inner tube 12 may have at least one rail 121', and the at least one groove 111 'is engaged with the at least one rail 121'; relative rotation between the outer tube 1 and the inner tube 12 is prevented.
In addition, the fixing ring 2 may have a recess 24 ', the recess 24' is preferably disposed on the inner wall of the second ring portion 22, the recess 24 'can be aligned with the at least one groove 111' of the outer tube 11, and the recess 24 'can be clamped on the at least one convex rail 121' of the inner tube 12; thereby, another embodiment for coupling the outer tube 11, the inner tube 12 and the recess 24' of the fixing ring 2 is provided.
In summary, the length-adjustable air guide tube of the present invention utilizes the inner tube movably coupled to the outer tube, so that when the retractable tube is disposed at a predetermined position, the length of the retractable tube can be adjusted elastically at any time according to field conditions, so that the length of the retractable tube can meet the specification required by the predetermined position, and the adjustable air guide tube is coupled to the retractable tube through the fixing ring, so as to ensure that the length of the retractable tube can be fixed after adjustment. Therefore, the constructor does not need to cut the telescopic pipe additionally, the operation time for installing the air guide pipe with the adjustable length can be saved, the convenience of installation operation is improved, and the whole construction operation has better efficiency.
Although the present invention has been described with reference to the above preferred embodiments, it is not intended to limit the scope of the present invention, and various changes and modifications relative to the above embodiments may be made by those skilled in the art without departing from the spirit and scope of the present invention.
Claims (9)
1. An adjustable length air duct, comprising:
the telescopic pipe fitting is provided with an outer pipe body and an inner pipe body, and the inner pipe body is movably arranged in the outer pipe body; and
a fixed ring, combine on this telescopic pipe spare, this fixed ring has a first ring portion and a second ring portion, this first ring portion combines on this outer body outer wall face, this second ring portion combines on this inner tube body outer wall face, the internal diameter of this first ring portion is greater than the internal diameter of this second ring portion, this fixed ring has at least one adjustment portion in this second ring portion, this at least one adjustment portion is formed by a section of not linking, this section of not linking is used for adjusting this fixed ring's size, this fixed ring has at least one recess portion, this at least one recess portion sets up and runs through the inside and outside wall face of this second ring portion along this second ring portion circumferencial direction, this recess portion is adjacent to corresponding adjustment portion.
2. The wind guide tube according to claim 1, wherein the inner tube has at least one groove on an outer wall surface thereof, and at least one protruding rail on an inner wall surface thereof, the at least one protruding rail being engaged with the at least one groove.
3. The length-adjustable air guide tube according to claim 2, wherein the retaining ring has a protrusion on an inner wall of the second ring portion, the protrusion is opposite to the protruding rail of the outer tube, and the protrusion is engaged with the groove of the inner tube.
4. The wind guide tube according to claim 1, wherein the inner tube has at least one protruding rail on an outer wall surface thereof, and at least one groove on an inner wall surface thereof, and the at least one groove is engaged with the at least one protruding rail.
5. The length-adjustable air guide duct according to claim 1, wherein the fixing ring has two adjusting portions, and the two adjusting portions are disposed at opposite positions of the second ring portion.
6. The length-adjustable air-guide duct according to claim 1, wherein two ends of the non-connecting section are respectively provided with a sheet body, each sheet body is provided with a through hole, and each through hole is used for an adjusting member to penetrate through.
7. The length-adjustable air guide duct according to claim 1, wherein the fixing ring has a plurality of fixing portions, and the plurality of fixing portions are disposed on an inner circumferential surface of the first ring portion.
8. The length-adjustable air guide tube according to claim 1, wherein the fixing ring has a shoulder portion formed between the first ring portion and the second ring portion.
9. The length-adjustable air guide duct according to claim 8, wherein the shoulder abuts an end of the outer tube adjacent to the retaining ring.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW107103485 | 2018-01-31 | ||
TW107103485A TWI689690B (en) | 2018-01-31 | 2018-01-31 | Air-guiding tube with an adjustable length |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110094865A CN110094865A (en) | 2019-08-06 |
CN110094865B true CN110094865B (en) | 2020-11-13 |
Family
ID=67443478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810148451.8A Active CN110094865B (en) | 2018-01-31 | 2018-02-13 | Air guide pipe with adjustable length |
Country Status (2)
Country | Link |
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CN (1) | CN110094865B (en) |
TW (1) | TWI689690B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110440430B (en) * | 2019-08-28 | 2020-12-18 | 安徽安缆模具有限公司 | Noise-removing improved air duct support for air conditioner |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4809937B2 (en) * | 2004-10-15 | 2011-11-09 | ホシザキ電機株式会社 | Flexible tube |
TWM276906U (en) * | 2005-05-25 | 2005-10-01 | Chiu Chou Entpr Co Ltd | Tube extension device |
TWM313198U (en) * | 2006-12-14 | 2007-06-01 | Shin Tai Spurt Water Garden | Improved positioning structure of telescopic pipe for spraying water |
CN201056269Y (en) * | 2007-06-04 | 2008-05-07 | 捷安特(中国)有限公司 | Pipe fitting cramping arrangement |
CN202125494U (en) * | 2011-06-22 | 2012-01-25 | 旭凯国际股份有限公司 | Sleeve connection structure of telescopic pipe |
TWM512901U (en) * | 2015-06-04 | 2015-12-01 | Min Xin Technology Corp | Wireless positioning foot ring for birds capable of improving signal quality |
-
2018
- 2018-01-31 TW TW107103485A patent/TWI689690B/en active
- 2018-02-13 CN CN201810148451.8A patent/CN110094865B/en active Active
Also Published As
Publication number | Publication date |
---|---|
TW201934931A (en) | 2019-09-01 |
CN110094865A (en) | 2019-08-06 |
TWI689690B (en) | 2020-04-01 |
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