CN105546226A - Assembled type ventilation pipeline and main body coaming and connector pipe coaming thereof - Google Patents
Assembled type ventilation pipeline and main body coaming and connector pipe coaming thereof Download PDFInfo
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- CN105546226A CN105546226A CN201610112165.7A CN201610112165A CN105546226A CN 105546226 A CN105546226 A CN 105546226A CN 201610112165 A CN201610112165 A CN 201610112165A CN 105546226 A CN105546226 A CN 105546226A
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- China
- Prior art keywords
- main body
- coaming plate
- mouthpiece
- coaming
- body coaming
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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
- F16L9/00—Rigid pipes
- F16L9/003—Rigid pipes with a rectangular cross-section
Abstract
The invention discloses an assembled type ventilation pipeline and a main body coaming and a connector pipe coaming thereof, and belongs to the field of ventilation equipment. The main body coaming is provided with a plurality of longitudinal cut ribs which extend in the longitudinal direction of the main body coaming. A longitudinal fracture structure used for being connected with other main body coamings is formed after the main body coaming is cut along each longitudinal cut rib. The connector pipe coaming is provided with a plurality of longitudinal cut ribs extending in the longitudinal direction of the connector pipe coaming, and a longitudinal fracture structure used for being connected with other connector pipe coamings is formed after the connector pipe coaming is cut along with each longitudinal cut rib. The invention further discloses the ventilation pipeline assembled through the main body coaming and the connector pipe coaming. The coaming of different sizes can be cut as needed to assemble ventilation pipelines of various specifications; the L-shaped coamings of only one kind of structure need to be manufactured, and the cost spent for mold opening is greatly reduced; the coamings are simple in structure, convenient to manufacture and convey and convenient to assemble and connect.
Description
Technical field
The present invention relates to a kind of ventilation duct, more particularly, relate to a kind of main body coaming plate of assembling ventilating duct road, mouthpiece coaming plate and ventilation duct.
Background technique
In job facilities and various building, need to use ventilation duct in a large number.Existing ventilation duct assembles after mostly making single-unit pipe or rectangular tube with the sheet metal such as sheet metal, galvanized sheet again, also has the ventilation duct assembled with plastic plate.These ventilation duct processing technologys are complicated, and Special mould structure is complicated, and fabricating cost is high, and one set of die can only produce a kind of ventilation duct of specification, narrow application range, and pipeline takes up room greatly, transport inconvenience.
In order to solve the problems referred to above that existing ventilation duct exists, China Patent No. ZL201120119653.3, authorized announcement date is on November 9th, 2011, invention and created name is: Combined type ventilating pipeline, and this application case relates to a kind of ventilation equipment, and this ventilation duct is fabricated structure, flange plate adopts cross section to be " L " shape structural shape docking bonding, square pipe docks split by some blocks of glass fiber reinforced plastics composite material pipeline coaming plates, and square pipe interior angle place arranges turning stiffening rib, passes through bolt tightening; Square pipe and flange plate are bonded by resin glue, screw bolt reinforcing, form Combined type ventilating pipeline.Unitary tubes is decomposed into sheet material and several constituent elements of strip section by this application case, although simplify processing technology to a certain extent, reduces cost of production, be convenient to pipeline transport, but when pipeline is assembled at the construction field (site), assemble loaded down with trivial details, make efficiency is low, is difficult to meet usage requirement.
A kind of Assembled ventilation pipe is also had in prior art, its structure as shown in Figure 1, single-unit rectangular tube is formed for " Qian " font coaming plate docks by two pieces of cross sections, single-unit rectangular tube carries out being connected to form ventilation duct again, this Assembled ventilation pipe can be installed at the scene, install more for convenience, during transport, " Qian " font coaming plate is stacked together, take up room little, convenient transportation, but when multiple " Qian " font coaming plate stacks, the coaming plate in outside can be large by the support of the coaming plate of inner side, causes the coaming plate gross distortion in outside; And the size of single coaming plate is comparatively large, and required die size is comparatively large, and fabricating cost is higher, and one set of die can only produce a kind of specification coaming plate, cannot change the size and shape of ventilation duct as required, add the input cost needed for many molds.
Summary of the invention
1. invent the technical problem that will solve
The object of the invention is to overcome existing ventilation duct above shortcomings, a kind of main body coaming plate of assembling ventilating duct road is provided, mouthpiece coaming plate and ventilation duct, adopt technological scheme of the present invention, " L " shape coaming plate of same structure is utilized to be assembled into pipeline, by arranging some the slit shearing muscle along the longitudinal extension of coaming plate on coaming plate, the longitudinal grain structure of fracture being used for being connected with other coaming plates is all formed after cutting off along every bar slit shearing muscle, the coaming plate that can cut different size as required carrys out assembled ventilation duct, thus obtain the ventilation duct of sizes and shape, and, only need " L " shape coaming plate making a kind of structure, substantially reduce the ventilation duct of making different size and need out the cost needed for different mould, meanwhile, coaming plate structure is simple, easy to make, is convenient to transport, and assembled convenient and fast connection, and make efficiency is high.
2. technological scheme
For achieving the above object, technological scheme provided by the invention is:
The main body coaming plate in a kind of assembling ventilating duct road of the present invention, the shape of cross section of this main body coaming plate is " L " shape, main body coaming plate is provided with some the slit shearing muscle along the longitudinal extension of main body coaming plate, all forms the longitudinal grain structure of fracture being used for being connected with other main body coaming plates along every bar slit shearing muscle after cutting off.
Further, this main body coaming plate is also provided with some the transversely cutting muscle along the horizontal expansion of main body coaming plate, after cutting off along every bar transversely cutting muscle, all forms the horizontal grain structure of fracture being used for being connected with other main body coaming plates.
Further, the slit shearing muscle described in every bar is equipped with the screw hole for being connected with the vicinity of transversely cutting muscle and the surrounding of main body coaming plate.
Further, a pair of this main body coaming plate adjacent side is equipped with the edge structure for connecting.
Further, this main body coaming plate has a minor face plate and a long side plate, and described slit shearing muscle is located on long side plate, and described edge structure is located on the side of minor face plate.
Further, this main body coaming plate is formed in one structure.
The mouthpiece coaming plate in a kind of assembling ventilating duct road of the present invention, the shape of cross section of this mouthpiece coaming plate is " L " shape, longitudinal section is the plate cross section structure inwardly shunk, mouthpiece coaming plate is provided with some the slit shearing muscle along the longitudinal extension of mouthpiece coaming plate, all forms the longitudinal grain structure of fracture being used for being connected with other mouthpiece coaming plates along every bar slit shearing muscle after cutting off.
Further, the vicinity of the slit shearing muscle described in every bar and the surrounding of mouthpiece coaming plate are equipped with the screw hole for connecting.
A kind of assembling ventilating duct road of the present invention, comprise four blocks of above-mentioned main body coaming plates, the main body coaming plate described in four pieces joins end to end into single-unit rectangular tube, and some groups of single-unit rectangular tubes join end to end into ventilation duct.
Further, also comprise four blocks of above-mentioned mouthpiece coaming plates, the mouthpiece coaming plate described in four pieces joins end to end orthogonal mouthpiece, and the ventilation duct that this rectangular interface pipe and main body coaming plate are formed by connecting is connected.
3. beneficial effect
Adopt technological scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) the main body coaming plate in a kind of assembling ventilating duct road of the present invention and mouthpiece coaming plate, the shape of cross section of this coaming plate is " L " shape, coaming plate is provided with some the slit shearing muscle along the longitudinal extension of coaming plate, the longitudinal grain structure of fracture being used for being connected with other coaming plates is all formed after cutting off along every bar slit shearing muscle, can according to different needs, longitudinally cut off the next assembled ventilation duct of coaming plate that muscle cuts out different size, thus the ventilation duct of sizes and shape can be obtained; And, only need to make a kind of maximum sized " L " shape coaming plate, carry out at the scene cutting use, substantially reduce the ventilation duct of making different size and need out the input cost needed for different mould; Further, coaming plate structure is simple, easy to make, is convenient to transport, and assembled convenient and fast connection, and make efficiency is high;
(2) the main body coaming plate in a kind of assembling ventilating duct road of the present invention, this main body coaming plate is also provided with some the transversely cutting muscle along the horizontal expansion of coaming plate, the horizontal grain structure of fracture being used for being connected with other main body coaming plates is all formed after cutting off along every bar transversely cutting muscle, can according to different needs, transversely cut off muscle and cut out the main body coaming plate of different length to meet the installation needs of ventilation duct, and the main body coaming plate after cutting still can be connected with other main body coaming plates easily, very easy to use;
(3) the main body coaming plate in a kind of assembling ventilating duct road of the present invention and mouthpiece coaming plate, every bar slit shearing muscle and the vicinity of transversely cutting muscle and the surrounding of coaming plate are equipped with the screw hole for being connected, all adopt screw to be connected between coaming plate with coaming plate, easy accessibility, connect reliable;
(4) the main body coaming plate in a kind of assembling ventilating duct road of the present invention, the side that a pair of this main body coaming plate is adjacent is equipped with the edge structure for connecting, and main body coaming plate has a minor face plate and a long side plate, slit shearing muscle is located on long side plate, edge structure is located on the side of minor face plate, be convenient to docking between main body coaming plate with main body coaming plate, ensure the quality of the ventilation duct be spliced to form;
(5) a kind of assembling ventilating duct road of the present invention, it joins end to end into single-unit rectangular tube by four blocks of " L " shape main body coaming plates, and some groups of single-unit rectangular tubes join end to end into ventilation duct; As required, also can arrange at the equipment connection such as ventilation duct and blower fan place and be joined end to end orthogonal mouthpiece by four blocks of mouthpiece coaming plates, be convenient to ventilation duct and be connected with the air port of the equipment such as blower fan; Slit shearing muscle on main body coaming plate and mouthpiece coaming plate can be arranged according to existing conventional ventilation duct specification, the matching of the ventilation duct produced is good, the ventilation duct of sizes and shape can be risked by a kind of coaming plate of structure, greatly meet the user demand of the ventilation duct of existing all size.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of ventilation duct of the prior art;
Fig. 2 is the structural representation of the main body coaming plate in a kind of assembling ventilating duct road of the present invention;
Fig. 3 is the structural representation of the single-unit rectangular tube adopting main body coaming plate of the present invention assembled;
Fig. 4 is the partial enlargement structural representation at K place in Fig. 3;
Fig. 5 is the structural representation of the mouthpiece coaming plate in a kind of assembling ventilating duct road of the present invention;
Fig. 6 is the structural representation of the mouthpiece adopting mouthpiece coaming plate of the present invention assembled.
Label declaration in schematic diagram:
1, main body coaming plate; 11, slit shearing muscle; 12, transversely cutting muscle; 13, edge structure; 14, screw hole; 2, mouthpiece coaming plate; 21, slit shearing muscle; 22, screw hole.
Embodiment
For understanding content of the present invention further, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
Shown in composition graphs 2, the main body coaming plate in a kind of assembling ventilating duct road of the present embodiment, the shape of cross section of this main body coaming plate 1 is " L " shape, main body coaming plate 1 is provided with some the slit shearing muscle 11 along the longitudinal extension of main body coaming plate 1, all form the longitudinal grain structure of fracture being used for being connected with other main body coaming plates 1 after cutting off along every bar slit shearing muscle 11, be convenient to being connected and fixed between main body coaming plate 1 and main body coaming plate 1.The position of above-mentioned slit shearing muscle 11 can be determined according to existing conventional ventilation duct size, such as, the ventilation duct bore that maximum main body coaming plate 1 is assembled into is 80 × 80cm, and cutting the ventilation duct bore that main body coaming plate 1 can be assembled into from different slit shearing muscle 11 position is 65 × 65cm, 50 × 50cm, 80 × 65cm and 80 × 50cm etc.The main body coaming plate in a kind of assembling ventilating duct road of the present embodiment, " L " shape main body coaming plate 1 of same structure is utilized to be assembled into pipeline, by arranging some the slit shearing muscle 11 along the longitudinal extension of main body coaming plate 1 on main body coaming plate 1, the longitudinal grain structure of fracture being used for being connected with other main body coaming plates 1 is all formed after cutting off along every bar slit shearing muscle 11, thus, can according to different needs, longitudinally cut off the assembled ventilation duct of main body coaming plate 1 that muscle 11 cuts out different size, thus the ventilation duct of sizes and shape can be obtained; And, only need to make a kind of maximum sized " L " shape main body coaming plate 1, carry out at the scene cutting use, substantially reduce the ventilation duct of making different size and need out the input cost needed for different mould; Further, main body coaming plate 1 structure is simple, and easy to make, coaming plate stacks and do not take up room, and also can not be out of shape, and is convenient to transport, and assembled convenient and fast connection, and make efficiency is high.
Shown in continue on drawing 2, the main body coaming plate in a kind of assembling ventilating duct road of the present embodiment, this main body coaming plate 1 is also provided with some the transversely cutting muscle 12 along the horizontal expansion of main body coaming plate 1, the horizontal grain structure of fracture being used for being connected with other main body coaming plates 1 is all formed after cutting off along every bar transversely cutting muscle 12, can according to different needs, transversely cut off muscle 12 and cut out the main body coaming plate 1 of different length to meet the installation needs of ventilation duct, and the main body coaming plate 1 after cutting still can be connected with other main body coaming plates 1 easily, very easy to use; Further, be located at the effect that slit shearing muscle 11 on main body coaming plate 1 and transversely cutting muscle 12 can also play stiffening rib, improve the structural strength of main body coaming plate 1.When main body coaming plate 1 carries out assembled with main body coaming plate 1, can adopt multiple Placement, specifically in the present embodiment, preferred screw connects, easy accessibility, connects reliable; Near every bar slit shearing muscle 11 with transversely cutting muscle 12 and the surrounding of main body coaming plate 1 be equipped with screw hole 14 for being connected, as shown in Figure 2, as long as the position cutting off muscle 11 and transversely cutting muscle 12 along the longitudinal cuts, the position of the screw hole 14 of " L " shape coaming plate 1 obtained is all identical, and this just facilitates the connection between main body coaming plate 1 and main body coaming plate 1.
In addition, in order to further facilitate docking between main body coaming plate 1 with main body coaming plate 1, the side that a pair of main body coaming plate 1 is adjacent is equipped with the edge structure 13 for connecting, this edge structure 13 can make the two blocks of main body coaming plates 1 be connected on the same face, ensures the quality of the ventilation duct be spliced to form.In the present embodiment, this main body coaming plate 1 has a minor face plate and a long side plate, and slit shearing muscle 11 is located on long side plate, edge structure 13 is located on the side of minor face plate, and like this, minor face plate only uses as a turning, and long side plate can carry out dimensional changes, process and use all convenient.In addition, the main body coaming plate 1 of the present embodiment is formed in one structure, can adopt injection molding, also can adopt the technological formings such as sheet metal stamping-out, easy to make, with low cost.
Embodiment 2
Shown in composition graphs 5, the mouthpiece coaming plate in a kind of assembling ventilating duct road of the present embodiment, the structural principle of this mouthpiece coaming plate 2 is similar to the main body coaming plate 1 of the above embodiments 1, the shape of cross section of mouthpiece coaming plate 2 is " L " shape, longitudinal section is the plate cross section structure inwardly shunk, make the mouthpiece that is spliced roughly in funnel-like, the air port of the equipment such as ventilation duct and blower fan can be made to be connected; This mouthpiece coaming plate 2 is also provided with some the slit shearing muscle 21 along the longitudinal extension of mouthpiece coaming plate 2, all form the longitudinal grain structure of fracture being used for being connected with other mouthpiece coaming plates 2 after cutting off along every bar slit shearing muscle 21, be convenient to being connected and fixed between mouthpiece coaming plate 2 and mouthpiece coaming plate 2.The position of above-mentioned slit shearing muscle 21 can be determined according to existing conventional ventilation duct size, cuts mouthpiece coaming plate 2 and can be assembled into different ventilation duct bores, can obtain the ventilation duct of sizes and shape from different slit shearing muscle 21 position; And, only need to make a kind of maximum sized " L " shape mouthpiece coaming plate 2, carry out at the scene cutting use, substantially reduce the ventilation duct of making different size and need out the input cost needed for different mould; Further, mouthpiece coaming plate 2 structure is simple, and easy to make, coaming plate stacks and do not take up room, and also can not be out of shape, and is convenient to transport, and assembled convenient and fast connection, and make efficiency is high.
In the present embodiment, when mouthpiece coaming plate 2 and mouthpiece coaming plate 2 carry out assembled, can adopt multiple Placement, specifically in the present embodiment, preferred screw connects, easy accessibility, connects reliable; Near every bar slit shearing muscle 21 and the surrounding of mouthpiece coaming plate 2 be equipped with screw hole 22 for connecting, as shown in Figure 5, as long as the position cutting off muscle 21 along the longitudinal cuts, the position of the screw hole 22 of the mouthpiece coaming plate 2 obtained is all identical, and this just facilitates the connection between mouthpiece coaming plate 2 and mouthpiece coaming plate 2.In addition, the mouthpiece coaming plate 2 of the present embodiment is also formed in one structure, can adopt injection molding equally, also can adopt the technological formings such as sheet metal stamping-out, easy to make, with low cost.
Embodiment 3
Shown in composition graphs 3 and Fig. 4, a kind of assembling ventilating duct road of the present embodiment, main body coaming plate 1, the four blocks of main body coaming plates 1 comprised in four pieces of embodiments 1 join end to end into single-unit rectangular tube, and some groups of single-unit rectangular tubes join end to end into ventilation duct.Be connected by edge structure 13 between main body coaming plate 1 with main body coaming plate 1 and ensure to connect planarization, concrete structure can be shown in Figure 4, and all adopt screw to be connected between main body coaming plate 1 with main body coaming plate 1, connects reliable, easy accessibility.Slit shearing muscle 11 is arranged according to existing conventional ventilation duct specification, the matching of the ventilation duct produced is good, the ventilation duct of sizes and shape can be risked by one block of main body coaming plate 1, greatly meet the user demand of the ventilation duct of existing all size.
As shown in Figure 6, be connected for the ease of the air port of ventilation duct with equipment such as blower fans, a kind of assembling ventilating duct road of the present embodiment, it also comprises the mouthpiece coaming plate 2 in four pieces of embodiments 2, four blocks of mouthpiece coaming plates 2 join end to end orthogonal mouthpiece, and the rectangular ventilating duct that this rectangular interface pipe and main body coaming plate 1 are formed by connecting is connected.
It is worth mentioning that, by changing the corner angle of " L " shape main body coaming plate 1 and surrounding the quantity of main body coaming plate 1 of single-unit pipeline, also can assembled go out other regular polygon structures except square, the corner angle of such as main body coaming plate 1 is 60 °, three blocks of main body coaming plates 1 can risk the ventilation duct of equilateral triangle structure, the corner angle of main body coaming plate 1 is 120 °, and six blocks of main body coaming plates 1 can risk the ventilation duct of regular hexagon structure, etc.; Correspondingly, the mouthpiece shape that mouthpiece coaming plate 2 is assembled is also same as above.Therefore, according to actual needs, adopt " L " of the present invention coaming plate structure assembled go out the ventilation duct of regular polygon structure all belong to a kind of main body coaming plate of assembling ventilating duct road of the present invention and the protection category of mouthpiece coaming plate.
The main body coaming plate in a kind of assembling ventilating duct road of the present invention, mouthpiece coaming plate and ventilation duct, " L " shape coaming plate of same structure is utilized to be assembled into pipeline, by arranging some the slit shearing muscle along the longitudinal extension of coaming plate on coaming plate, the longitudinal grain structure of fracture being used for being connected with other coaming plates is all formed after cutting off along every bar slit shearing muscle, the coaming plate that can cut different size as required carrys out assembled ventilation duct, thus obtains the ventilation duct of sizes and shape; And, only need " L " shape coaming plate making a kind of structure, substantially reduce the ventilation duct of making different size and need out the cost needed for different mould; Meanwhile, coaming plate structure is simple, easy to make, is convenient to transport, and assembled convenient and fast connection, and make efficiency is high.
Below be schematically described the present invention and mode of execution thereof, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the invention aim, without creatively designing the mode of structure similar to this technological scheme and embodiment, all should protection scope of the present invention be belonged to.
Claims (10)
1. the main body coaming plate in an assembling ventilating duct road, it is characterized in that: the shape of cross section of this main body coaming plate (1) is " L " shape, main body coaming plate (1) is provided with some the slit shearing muscle (11) along the longitudinal extension of main body coaming plate (1), all forms the longitudinal grain structure of fracture being used for being connected with other main body coaming plates (1) along every bar slit shearing muscle (11) after cutting off.
2. the main body coaming plate in a kind of assembling ventilating duct road according to claim 1, it is characterized in that: this main body coaming plate (1) is also provided with some the transversely cutting muscle (12) along the horizontal expansion of main body coaming plate (1), after cutting off along every bar transversely cutting muscle (12), all form the horizontal grain structure of fracture being used for being connected with other main body coaming plates (1).
3. the main body coaming plate in a kind of assembling ventilating duct road according to claim 2, is characterized in that: every slit shearing muscle (11) described in bar and the vicinity of transversely cutting muscle (12) and the surrounding of main body coaming plate (1) are equipped with the screw hole (14) for being connected.
4. the main body coaming plate in a kind of assembling ventilating duct road according to claim 3, is characterized in that: the side that a pair of this main body coaming plate (1) is adjacent is equipped with the edge structure (13) for connecting.
5. the main body coaming plate in a kind of assembling ventilating duct road according to claim 4, it is characterized in that: this main body coaming plate (1) has a minor face plate and a long side plate, described slit shearing muscle (11) is located on long side plate, and described edge structure (13) is located on the side of minor face plate.
6. the main body coaming plate in a kind of assembling ventilating duct road according to claim 5, is characterized in that: this main body coaming plate (1) is formed in one structure.
7. the mouthpiece coaming plate in an assembling ventilating duct road, it is characterized in that: the shape of cross section of this mouthpiece coaming plate (2) is " L " shape, longitudinal section is the plate cross section structure inwardly shunk, mouthpiece coaming plate (2) is provided with some the slit shearing muscle (21) along the longitudinal extension of mouthpiece coaming plate (2), all forms the longitudinal grain structure of fracture being used for being connected with other mouthpiece coaming plates (2) along every bar slit shearing muscle (21) after cutting off.
8. the mouthpiece coaming plate in a kind of assembling ventilating duct road according to claim 7, is characterized in that: the vicinity of slit shearing muscle (21) often described in bar and the surrounding of mouthpiece coaming plate (2) are equipped with the screw hole (22) for connecting.
9. an assembling ventilating duct road, it is characterized in that: comprise the main body coaming plate (1) described in four pieces of claim 1 to 6 any one, main body coaming plate (1) described in four pieces joins end to end into single-unit rectangular tube, and some groups of single-unit rectangular tubes join end to end into ventilation duct.
10. a kind of assembling ventilating duct road according to claim 9, it is characterized in that: also comprise the mouthpiece coaming plate (2) described in four pieces of claims 7 or 8, mouthpiece coaming plate (2) described in four pieces joins end to end orthogonal mouthpiece, and the ventilation duct that this rectangular interface pipe is formed by connecting with main body coaming plate (1) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610112165.7A CN105546226B (en) | 2016-02-29 | 2016-02-29 | A kind of main body coaming plate in assembling ventilating duct road, mouthpiece coaming plate and ventilation shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610112165.7A CN105546226B (en) | 2016-02-29 | 2016-02-29 | A kind of main body coaming plate in assembling ventilating duct road, mouthpiece coaming plate and ventilation shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105546226A true CN105546226A (en) | 2016-05-04 |
| CN105546226B CN105546226B (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610112165.7A Expired - Fee Related CN105546226B (en) | 2016-02-29 | 2016-02-29 | A kind of main body coaming plate in assembling ventilating duct road, mouthpiece coaming plate and ventilation shaft |
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| Country | Link |
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| CN (1) | CN105546226B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504287A (en) * | 2017-10-12 | 2017-12-22 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of preparation method of icing wind tunnel cold insulation structure |
| CN109626835A (en) * | 2018-10-18 | 2019-04-16 | 芜湖研历光电科技有限公司 | A kind of group of vertical protection jig |
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| CN201043651Y (en) * | 2007-06-18 | 2008-04-02 | 浙江长城净化工程技术有限公司 | Broken bridge connecting flange of composite air duct |
| CN201715111U (en) * | 2010-07-10 | 2011-01-19 | 杨作信 | Air pipe |
| CN102182884A (en) * | 2011-03-04 | 2011-09-14 | 华煜建设集团有限公司 | Central air-conditioning ventilation duct and preparation method thereof |
| CN205578922U (en) * | 2016-02-29 | 2016-09-14 | 陈倍建 | Pin -connected panel air pipe's main part bounding wall, mouth -piece bounding wall and air pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2270148Y (en) * | 1996-03-22 | 1997-12-10 | 宋国成 | Splice inserted incombustible thermal insulation blast pipe of glass fibre reinforced plastics |
| CN201043651Y (en) * | 2007-06-18 | 2008-04-02 | 浙江长城净化工程技术有限公司 | Broken bridge connecting flange of composite air duct |
| CN201715111U (en) * | 2010-07-10 | 2011-01-19 | 杨作信 | Air pipe |
| CN102182884A (en) * | 2011-03-04 | 2011-09-14 | 华煜建设集团有限公司 | Central air-conditioning ventilation duct and preparation method thereof |
| CN205578922U (en) * | 2016-02-29 | 2016-09-14 | 陈倍建 | Pin -connected panel air pipe's main part bounding wall, mouth -piece bounding wall and air pipe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504287A (en) * | 2017-10-12 | 2017-12-22 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of preparation method of icing wind tunnel cold insulation structure |
| CN107504287B (en) * | 2017-10-12 | 2023-04-07 | 中国空气动力研究与发展中心低速空气动力研究所 | Manufacturing method of freezing wind tunnel cold insulation structure |
| CN109626835A (en) * | 2018-10-18 | 2019-04-16 | 芜湖研历光电科技有限公司 | A kind of group of vertical protection jig |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105546226B (en) | 2019-01-15 |
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