CN103486339A - Dustproof wall feed-through sleeve - Google Patents
Dustproof wall feed-through sleeve Download PDFInfo
- Publication number
- CN103486339A CN103486339A CN201310492992.XA CN201310492992A CN103486339A CN 103486339 A CN103486339 A CN 103486339A CN 201310492992 A CN201310492992 A CN 201310492992A CN 103486339 A CN103486339 A CN 103486339A
- Authority
- CN
- China
- Prior art keywords
- wall
- spacer ring
- dustproof
- pipe
- connecting tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims abstract description 38
- 125000006850 spacer group Chemical group 0.000 claims description 96
- 239000004576 sand Substances 0.000 claims description 23
- 230000004308 accommodation Effects 0.000 claims description 12
- 239000004570 mortar (masonry) Substances 0.000 claims description 12
- 239000011449 brick Substances 0.000 claims description 7
- 239000012634 fragment Substances 0.000 claims description 6
- 238000004378 air conditioning Methods 0.000 abstract description 7
- 238000005034 decoration Methods 0.000 abstract description 7
- 241001465754 Metazoa Species 0.000 abstract 1
- 241000699670 Mus sp. Species 0.000 abstract 1
- 239000012528 membrane Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
- F16L5/10—Sealing by using sealing rings or sleeves only
Abstract
The invention discloses a dustproof wall feed-through sleeve, and in particular relates to a dustproof wall feed-through sleeve with dustproof space rings and decorative rings on the two ends and capable of initiatively adjusting the center of circle. The dustproof wall feed-through sleeve comprises a sleeve, space rings and a wall feed-through pipe. The dustproof wall feed-through sleeve is characterized in that a left space ring is arranged in a left connecting pipe of the left sleeve, the left connecting pipe is connected with the left side of the wall feed-through pipe, a right space ring is arranged in a right connecting pipe of the left sleeve, the right connecting pipe is connected with the right side of the wall feed-through pipe, the sealed spaces formed by the dustproof space rings at the two ends and the wall feed-through pipe are used for preventing dust from entering; the wall feed-through pipe initiatively adjusts the center of circle by a thorn or a spiral ribbed plate outside the wall feed-through pipe; the decorative rings on the two ends are used for decorating the outer vertical surface and the inner vertical surface of the wall body. When the dustproof wall feed-through sleeve is used, a pipeline directly penetrates through the dustproof wall feed-through sleeve, and after space ring membranes in the space rings are cracked, the pipeline is capable of passing through without dust, and therefore, the purposes of preventing the dust in a wall hole from entering an air-conditioning pipeline and simultaneously taking wall decoration into account are achieved; in the meantime, small animals such as mice and birds can be prevented from entering the root; the dustproof wall feed-through sleeve is high in practicability.
Description
Technical field
The present invention relates to a kind of dustproof wall bushing, there is the dustproof wall bushing of ring at the two ends that relate in particular to a kind of two ends and have the active accommodation center of circle of dustproof spacer ring.
Background technique
At present, known pipeline, when installation through walls, must have hole just can be installed by metope, and the hole of metope divides built-in type and on-the-spot two kinds of the portholes that bore.
The built-in type porthole is when masonry panel, built-in pipe to be built by laying bricks or stones in body of wall, after brick-building art completes, generally body of wall also must fill through sand-lime levelling, powder lime, gypsum, the technique such as roller coating coating, to the decoration Practical Completion, while installing an air-conditioner, some months at least, at most more than 1 year, through after above technique, in embedded hole, must have a lot of sand and dust and particle.
The on-the-spot porthole bored, can produce breakage at two end faces of wall, causes interior wall facade and external wall elevation stained, simultaneously, in the new porthole bored, a large amount of sand and dust and brickbat particle arranged.
In the process of installing at pipeline, sand and dust or other solids or liquid enter in pipeline, can cause obstruction to pipeline, and serious situation can cause the damage of equipment whole system, and especially, in air-conditioning duct is installed, the cleanliness in pipeline is particularly important.
The mounting hole of the indoor set of split-type air conditioner and the connecting tube of outdoor unit, in actual interior decoration decoration engineering, air-conditioning is finally just installing in decoration, most of position of installing is not in the position of original preformed hole, therefore, when air-conditioning is installed, usually adopt on-the-spot method of boring porthole.
Known split-type air conditioner is installed, indoor apparatus of air conditioner is connected with condensation tube with evaporating pipe with in the middle of outdoor unit, must be clean in evaporating pipe and condensation tube, the situation that evaporating pipe and condensation tube have sand and dust to enter when mounted, the lightest consequence is block the capillary evaporation pipe or accelerate compressor abrasion, and serious situation can cause air-conditioning to scrap.Therefore, air-conditioner installation is when mounted generally with plastic bag parcel tube head or with electrical adhesive tape parcel tube head, but in process through walls, the wrappage breakage often arranged at pipe, causes in pipeline the situation that enters sand and dust, shortens air-conditioning working life.
After the pipeline Installation and Debugging complete, also must carry out shutoff to mounting hole with clay, the toys such as pre-protection against rodents, bird enter indoor from mounting hole.
Summary of the invention
The technical problem that the present invention solves is: at present without there being a kind of two ends to have the two ends in the active accommodation center of circle of dustproof spacer ring that the dustproof wall bushing of ring is arranged, there is the dustproof wall bushing of ring at the two ends that the active accommodation center of circle in order to provide a kind of two ends that dustproof spacer ring is arranged is provided, the seal space that utilizes two ends to have dustproof spacer ring and wall-passing pipe to form prevents that sand and dust from entering, utilize wall-passing pipe outer quil or spirality gusset to make the wall-passing pipe active accommodation center of circle, the two ends ring is decorated outer facade and the interior facade of body of wall, reach the purpose of taking into account wall decoration when the interior sand and dust of porthole can not enter in pipeline, the spacer ring film can prevent mouse simultaneously, the toys such as bird enter indoor from mounting hole, new technological scheme through the patent searching document without this technology.
The technological scheme of technical solution problem of the present invention is:
A kind of dustproof wall bushing, comprise sleeve pipe, spacer ring, wall-passing pipe, it is characterized in that:
Described sleeve pipe comprises left sleeve pipe and right sleeve pipe;
Described left sleeve pipe comprises left connecting tube and left ring, and left connecting tube is connected with left ring;
Described right sleeve pipe comprises right connecting tube and right ring, and right connecting tube is connected with right ring;
Described spacer ring comprises left spacer ring and right spacer ring;
Left spacer ring film is arranged in described left spacer ring;
Right spacer ring film is arranged in described right spacer ring;
There is cut-crease lines at described left spacer ring film and right spacer ring Mo center;
Described cut-crease lines is the otch of the sharp sword that does not penetrate left spacer ring film and right spacer ring film cross section of intersection more than two;
The invention discloses a kind of preferred dustproof wall bushing, it is characterized in that: the cylindrical of described wall-passing pipe etc. minute are arranged the above quil of three rows;
In the left connecting tube of described left sleeve pipe, left spacer ring is arranged, the left side of left connecting tube and wall-passing pipe is connected, and in the right connecting tube of right sleeve pipe, right spacer ring is arranged, and the right side of right connecting tube and wall-passing pipe is connected;
When described dustproof wall bushing is used at existing body of wall, first on body of wall, hole, then will in the left connecting tube of left sleeve pipe, put into left spacer ring, put into right spacer ring in the right connecting tube of right sleeve pipe, then the left side of left connecting tube and wall-passing pipe is connected, then the assembly after connecting inserts in the hole of body of wall, after removing the dust in wall-passing pipe, the right side of right connecting tube and wall-passing pipe is connected, when wall-passing pipe inserts the hole of body of wall, quil is squeezed and produces distortion, with body of wall, fix and the active accommodation center of circle, during pipe laying, pipeline is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust,
Described dustproof wall bushing is when masonry panel carries out pre-buried use, each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and quil are bonding, and wall-passing pipe is fixed, during pipe laying, pipeline is directly through dustproof wall bushing, and after the spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust;
The invention discloses a kind of preferred dustproof wall bushing, it is characterized in that: the quil that the cylindrical of described wall-passing pipe distributes substitutes with spiral gusset;
When described dustproof wall bushing is used at existing body of wall, first on body of wall, hole, then will in the left connecting tube of left sleeve pipe, put into left spacer ring, put into right spacer ring in the right connecting tube of right sleeve pipe, then the left side of left connecting tube and wall-passing pipe is connected, then the assembly after connecting inserts in the hole of body of wall, after removing the dust in wall-passing pipe, the right side of right connecting tube and wall-passing pipe is connected, when wall-passing pipe inserts the hole of body of wall, gusset is squeezed and produces distortion, with body of wall, fix and the active accommodation center of circle, during pipe laying, pipeline is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust,
Described dustproof wall bushing is when masonry panel carries out pre-buried use, each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and gusset are bonding, and wall-passing pipe is fixed, during pipe laying, pipeline is directly through dustproof wall bushing, and after the spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
Principle of the present invention is:
1. spacer ring and wall-passing pipe form seal space, guarantee in wall-passing pipe not have sand and dust;
2. the otch do not penetrated intersected more than two on the spacer ring film, under the thrust of pipeline, otch breaks, and the connecting tube of air-conditioning easily passes from this breach;
3. the outer quil of wall-passing pipe or gusset be when wall-passing pipe pushes the hole of body of wall, is subject to producing resiliently deformable in the situation of external force, and the hole of distortion back wall is stuck, and the ring at ,Shi two ends, the active accommodation center of circle covers hole fully.
Key technology of the present invention is:
1, the spacer ring film must have the otch do not penetrated intersected more than two, through experiment, if adopting, the spacer ring film penetrates otch fully, result is to cause in 20 percent service sleeve to leave sand and dust, if the spacer ring film adopts an otch do not penetrated, when air conditioner connecting pipe is worn the spacer ring film on top, result is stressed increase by 30 percent;
2. the quil outside wall-passing pipe or gusset are when wall-passing pipe pushes the hole of body of wall, be subject to just producing elastic strain in the situation of external force, change the elastic deformation amount by adjusting quil size or gusset thickness, the difference of the hole that also can bore by the control metope and the diameter of wall-passing pipe, control amount of deformation.
The mounting technique arrived with current pipe relatively, the useful technique effect that the present invention obtains is: reach the purpose of taking into account wall decoration when the interior sand and dust of porthole can not enter in pipeline, solved the dustproof sleeve pipe of the specialty while not having at present pipeline to install, the seal space that utilizes two ends to have dustproof spacer ring and wall-passing pipe to form prevents that sand and dust from entering, utilize wall-passing pipe outer quil or spirality gusset to make the wall-passing pipe active accommodation center of circle, and the two ends ring is decorated outer facade and the interior facade of body of wall, the spacer ring film can prevent mouse simultaneously, the toys such as bird enter indoor from mounting hole, mounting hole plugging technology and material have been reduced, practicability is large.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is scheme of installation of the present invention.
Fig. 3 is that schematic diagram is looked on the left side of the A-A of Fig. 1 wall-passing pipe 5 of the present invention.
Fig. 4 is the schematic diagram of spacer ring 3 and 4.
Fig. 5 is the schematic diagram that this case wall-passing pipe adopts the spiral rib plate form outward.
1. left sleeve pipes in figure, 2. right sleeve pipe, 3. left spacer ring, 4. right spacer ring, 5. wall-passing pipe, 6. left connecting tube, 7. right connecting tube, 8. left ring, 9. right ring, 10. left spacer ring film, 11. right spacer ring films, 12. quils, 13. cut-crease lines, 14. bodies of wall, 15. gussets.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described, but protection domain of the presently claimed invention is not limited to the described scope of specific embodiment.
Example 1: as shown in Figure 1, Figure 2, Figure 3, Figure 4, disclosed a kind of dustproof wall bushing, comprise sleeve pipe, spacer ring, wall-passing pipe 5, it is characterized in that:
Described sleeve pipe comprises left sleeve pipe 1 and right sleeve pipe 2;
Described left sleeve pipe 1 comprises left connecting tube 6 and left ring 8, and left connecting tube 6 is connected with left ring 8;
Described right sleeve pipe 2 comprises right connecting tube 7 and right ring 9, and right connecting tube 7 is connected with right ring 9;
Described spacer ring comprises left spacer ring 3 and right spacer ring 4;
Left spacer ring film 10 is arranged in described left spacer ring 3;
Right spacer ring film 11 is arranged in described right spacer ring 4;
There is cut-crease lines 13 at described left spacer ring film 10 and right spacer ring Mo11 center;
Described cut-crease lines 13 is otch of the sharp sword that does not penetrate left spacer ring film 10 and right spacer ring film 11 cross sections of intersection more than two;
The cylindricals of described wall-passing pipe 5 etc. minute are arranged the above quil 12 of three rows;
When described dustproof wall bushing is used at existing body of wall 14, first boring on body of wall 14, then left spacer ring 3 will be put in the left connecting tube 6 of left sleeve pipe 1, put into right spacer ring 4 in the right connecting tube 7 of right sleeve pipe 2, then left connecting tube 6 is connected with the left side of wall-passing pipe 5, then the assembly after connecting inserts in the hole of body of wall 14, after removing the dust in wall-passing pipe 5, right connecting tube 7 is connected with the right side of wall-passing pipe 5, when wall-passing pipe 5 inserts the hole of body of wall 14, quil 12 is squeezed and produces distortion, fixing and the active accommodation center of circle with body of wall 14, while installing an air-conditioner pipeline, the connecting tube of indoor apparatus of air conditioner and outdoor unit is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
Example 2: as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, disclosed a kind of dustproof wall bushing, its structure characteristic is identical with example 1, when described dustproof wall bushing carries out pre-buried use at masonry panel 14, each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and quil 12 are bonding, make wall-passing pipe 5 fixing, when steam line is installed, steam line is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
Example 3, : as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, a kind of preferred dustproof wall bushing is disclosed, it is characterized in that: the quil 12 that the cylindrical of described wall-passing pipe 5 distributes substitutes with spiral gusset 15, other structure characteristic is identical with example 1, when described dustproof wall bushing is used at existing body of wall 14, first boring on body of wall 14, then left spacer ring 3 will be put in the left connecting tube 6 of left sleeve pipe 1, put into right spacer ring 4 in the right connecting tube 7 of right sleeve pipe 2, then left connecting tube 6 is connected with the left side of wall-passing pipe 5, then the assembly after connecting inserts in the hole of body of wall 14, after removing the dust in wall-passing pipe 5, right connecting tube 7 is connected with the right side of wall-passing pipe 5, when wall-passing pipe 5 inserts the hole of body of wall 14, gusset 15 is squeezed and produces distortion, fixing and the active accommodation center of circle with body of wall 14, when water supply and sewerage pipeline is installed, supplying drainage is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
Example 4: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, disclosed a kind of dustproof wall bushing, its structure characteristic is identical with example 3, when described dustproof wall bushing carries out pre-buried use at masonry panel 14, each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and gusset 15 are bonding, make wall-passing pipe 5 fixing, during the erection unit pipeline, the connecting tube of equipment is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust,
Below by reference to the accompanying drawings embodiments of the present invention are explained in detail; but the invention is not restricted to this; in the ken possessed the person of ordinary skill in the field; under the prerequisite that does not break away from aim of the present invention, can also make a variety of changes; the person of ordinary skill in the field is from above-mentioned design; without performing creative labour, all conversion of having done, within all dropping on protection scope of the present invention.
Claims (4)
1. a dustproof wall bushing, comprise sleeve pipe, spacer ring, wall-passing pipe (5), it is characterized in that:
Described sleeve pipe comprises left sleeve pipe (1) and right sleeve pipe (2);
Described left sleeve pipe (1) comprises left connecting tube (6) and left ring (8), and left connecting tube (6) is connected with left ring (8);
Described right sleeve pipe (2) comprises right connecting tube (7) and right ring (9), and right connecting tube (7) is connected with right ring (9);
Described spacer ring comprises left spacer ring (3) and right spacer ring (4);
Left spacer ring film (10) is arranged in described left spacer ring (3);
Right spacer ring film (11) is arranged in described right spacer ring (4);
Described left spacer ring film (10) and right spacer ring film 11) center cut-crease lines (13) is arranged;
In the left connecting tube (6) of described left sleeve pipe (1), left spacer ring (3) is arranged, left connecting tube (6) is connected with the left side of wall-passing pipe (5), in the right connecting tube (7) of right sleeve pipe (2), right spacer ring (11) is arranged, right connecting tube (7) is connected with the right side of wall-passing pipe (5);
When described dustproof wall bushing is used at existing body of wall (14), first in the upper boring of body of wall (14), then will in the left connecting tube (6) of left sleeve pipe (1), put into left spacer ring (3), put into right spacer ring (4) in the right connecting tube (7) of right sleeve pipe (2), then left connecting tube (6) is connected with the left side of wall-passing pipe (5), then the assembly after connecting inserts in the hole of body of wall (14), after removing the dust in wall-passing pipe (5), right connecting tube (7) is connected with the right side of wall-passing pipe (5), when wall-passing pipe (5) inserts the hole of body of wall (14), quil (12) is squeezed and produces distortion, fixing and the active accommodation center of circle with body of wall (14), during pipe laying, vacant duct is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust,
When described dustproof wall bushing carries out pre-buried use at masonry panel (14), each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and quil (12) are bonding, make wall-passing pipe (5) fixing, during pipe laying, pipeline is directly through dustproof wall bushing, and after the spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
2. a kind of dustproof wall bushing according to claim 1 is characterized in that: described cut-crease lines (13) is the otch of the sharp sword that does not penetrate left spacer ring film (10) and right spacer ring film (11) cross section that intersects more than two.
3. a kind of dustproof wall bushing according to claim 1, is characterized in that: the above quil (12) of minute arrangement such as the cylindrical of described wall-passing pipe (5) three row.
4. according to claim 1 and a kind of dustproof wall bushing claimed in claim 3, it is characterized in that: it is characterized in that: the quil (12) that the cylindrical of described wall-passing pipe (5) distributes substitutes with spiral gusset (15);
When described dustproof wall bushing is used at existing body of wall (14), first in the upper boring of body of wall (14), then will in the left connecting tube (6) of left sleeve pipe (1), put into left spacer ring (3), put into right spacer ring (4) in the right connecting tube (7) of right sleeve pipe (2), then left connecting tube (6) is connected with the left side of wall-passing pipe (5), then the assembly after connecting inserts in the hole of body of wall (14), after removing the dust in wall-passing pipe (5), right connecting tube (7) is connected with the right side of wall-passing pipe (5), when wall-passing pipe (5) inserts the hole of body of wall (14), gusset (15) is squeezed and produces distortion, fixing and the active accommodation center of circle with body of wall (14), during pipe laying, pipeline is directly through dustproof wall bushing, after spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust,
When described dustproof wall bushing carries out pre-buried use at masonry panel (14), each parts of wall bushing of first preventing dust sequentially assemble, then put into dustproof wall bushing in the preformed hole position, fill up gap between dustproof wall bushing and fragment of brick with mortar, mortar and gusset (15) are bonding, make wall-passing pipe (5) fixing, during pipe laying, pipeline is directly through dustproof wall bushing, and after the spacer ring film rupture in spacer ring, pipeline can pass in the situation without sand and dust.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201510016867.0A CN104565557B (en) | 2013-10-21 | 2013-10-21 | A kind of dustproof wall bushing |
CN201310492992.XA CN103486339B (en) | 2013-10-21 | 2013-10-21 | Dustproof wall feed-through sleeve |
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CN201310492992.XA CN103486339B (en) | 2013-10-21 | 2013-10-21 | Dustproof wall feed-through sleeve |
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CN201510016867.0A Division CN104565557B (en) | 2013-10-21 | 2013-10-21 | A kind of dustproof wall bushing |
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CN103486339B CN103486339B (en) | 2015-03-11 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105846374A (en) * | 2016-05-05 | 2016-08-10 | 成都君禾天成科技有限公司 | Wall bushing with high dustproof capability |
CN105870853A (en) * | 2016-06-17 | 2016-08-17 | 常州市拓源电缆成套有限公司 | Plastic cable passing pipe with good heat radiation effect |
CN107591756A (en) * | 2017-09-27 | 2018-01-16 | 句容市大唐电气有限公司 | One kind carries bell-mouthed wall bushing |
CN107883111A (en) * | 2017-12-07 | 2018-04-06 | 信宜市汇美电器有限公司 | A kind of plugging of air-conditioning duct via |
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CN105846374A (en) * | 2016-05-05 | 2016-08-10 | 成都君禾天成科技有限公司 | Wall bushing with high dustproof capability |
CN105870853A (en) * | 2016-06-17 | 2016-08-17 | 常州市拓源电缆成套有限公司 | Plastic cable passing pipe with good heat radiation effect |
CN107591756A (en) * | 2017-09-27 | 2018-01-16 | 句容市大唐电气有限公司 | One kind carries bell-mouthed wall bushing |
CN107883111A (en) * | 2017-12-07 | 2018-04-06 | 信宜市汇美电器有限公司 | A kind of plugging of air-conditioning duct via |
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