CN205001712U - Air hose connecting device - Google Patents
Air hose connecting device Download PDFInfo
- Publication number
- CN205001712U CN205001712U CN201520703777.4U CN201520703777U CN205001712U CN 205001712 U CN205001712 U CN 205001712U CN 201520703777 U CN201520703777 U CN 201520703777U CN 205001712 U CN205001712 U CN 205001712U
- Authority
- CN
- China
- Prior art keywords
- air hose
- link
- connection set
- hose connection
- side wall
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/14—Joints for pipes of different diameters or cross-section
-
- 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
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Joints Allowing Movement (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses an air hose connecting device, this air hose connecting device are including being located the first connecting piece of air hose connecting device's first end with be located the second connecting piece of air hose connecting device's second end. The first connector and the second connector are fluidly connected. The air hose connection device further includes a third connector at the first end. The third connector is arranged coaxially with the first connector. The first connector is circumferential defining a first outer diameter, and the third connector is circumferential defining a third outer diameter different from the first outer diameter. Since the connectors having different sizes are provided on the same air hose connecting device, air hoses having different diameters can be connected to the air flow device using the air hose connecting device as an adapter.
Description
Technical field
The utility model relates to a kind of for carrying the mechanical connecting device of fluid, particularly relates to a kind of ABAP Adapter or link for air hose being connected to airflow apparatus.
Background technique
Many airflow apparatus (not being driven by engine exactly by electrical energy drive) can utilize air-flow to realize certain function.Such as, air bells exhauster and vacuum cleaner pass through withdrawing air or spray air so that the dust moved in working zone or fragment.On the other hand, topping machanism (such as circular sawing machine and plate grinding machine) performs cutwork on workpiece, and air-flow is used for removing the dust resulted from cutting operation as early as possible, thus prevents dust from forming atmospheric pollution or interference user.The vacuum cleaner of dust bag or outside is connected to topping machanism by air hose usually, the dust be drawn into is transported to the outside of topping machanism.
But user often encounters the situation having polytype flexible pipe in actual applications, these flexible pipes are made up of different materials and are of different sizes.But topping machanism (such as plate grinding machine) is only equipped with a kind of link being intended to adapt to the flexible pipe of one or both models of standard, such as those links provided by the manufacturer of this plate grinding machine.Therefore, user is difficult to current plate grinding machine to be connected with the flexible pipe of different model, and especially those are not the flexible pipes together used with plate grinding machine of original design.The waste of the flexible pipe resource that such incompatibility often causes user to have, and hinder the operation of plate grinding machine under the environment specifically only having less air hose selective in some cases.
Model utility content
Under the enlightenment of aforementioned background art, the purpose of this utility model be to provide a kind of replacement for dissimilar air hose is connected to airflow apparatus at present on link on connection set.
Above-mentioned purpose is realized by the combination of the feature of primary claim, and secondary claim discloses favourable mode of execution of the present utility model further.
Those skilled in the art will obtain other objects from following description of the present utility model.Therefore, the aforementioned statement of object is not at the bottom of side and only for illustration of some objects in many objects of the present utility model.
Therefore, the utility model is on the one hand a kind of air hose connection set, and this air hose connection set comprises the first link of the first end being positioned at described air hose connection set and is positioned at second link of the second end of described air hose connection set.Described first link is connected with described second link fluid.Described air hose connection set also comprises the 3rd link being positioned at described first end.Described 3rd link is set to described first link coaxial.Described first link is the circumferential that definition has the first external diameter, and described 3rd link is the circumferential that definition has the 3rd external diameter, and described 3rd external diameter is different from described first external diameter.
Preferably, described first link comprises the first circumferential side wall, and described 3rd link comprises the 3rd circumferential side wall.Described first circumferential side wall in the radial direction of described first link and described 3rd circumferential side wall by gaps.
Optionally, described first link comprises the first circumferential side wall, and described 3rd link comprises the 3rd circumferential side wall.Described first circumferential side wall is connected to described 3rd circumferential side wall along the axial direction of described air hose connection set, so that described first circumferential side wall and described 3rd circumferential side wall extend along described axial direction substantially.
Preferably, described first circumferential side wall and described 3rd circumferential side wall form as one part.
More preferably, step is formed with at the junction point of described first circumferential side wall and described 3rd circumferential side wall.
In one embodiment, described first external diameter or described 3rd external diameter change along the axial direction of described air hose connection set.
In a kind of exemplary embodiment, described air hose connection set also comprises the 4th link of described second end being positioned at described air hose connection set.Described 4th link is set to described second link coaxial.Described second link is the circumferential that definition has the second external diameter.Described 4th link is the circumferential that definition has the 4th external diameter, and described 4th external diameter is different from described second external diameter.
Preferably, described first external diameter, described second external diameter and described 3rd external diameter are different each other.
More preferably, described first peripheral wall, the second peripheral wall, the 3rd peripheral wall and the 4th peripheral wall are arranged in a staggered manner along outside radial direction successively.
The utility model has lot of advantages.The advantage that can find out is owing to providing universal air hose connector by air hose connection set, many dissimilar flexible pipes (no matter being the flexible pipe from same airflow apparatus MANUFACTURER or other MANUFACTURER) can both be connected to one end of air hose connection set, and the other end of connection set can be connected to the standard connector in airflow apparatus.Therefore the flexibility when operating airflow apparatus is greatly improved, spendable air hose be no longer only limitted to little preset several, can be connected by air hose connection set equally according to other air hoses many that other specifications manufacture.Because air hose that is existing and that non-exclusively design for a certain airflow apparatus also can use, the investment of user can be saved.
Other advantage of the utility model is due to without the need to carrying concrete air hose, and air hose connection set makes to carry airflow apparatus and becomes and be more prone to.On the contrary, as long as be available according to air hose connection set of the present utility model, airflow apparatus only can be moved to the working environment of the air hose with any available types by user.In other words, user cannot find the compatible air hose for airflow apparatus without the need to worrying, as long as and airflow apparatus almost can be used for any place providing normal air flexible pipe.
Accompanying drawing explanation
The utility model above-mentioned and more feature can as apparent from the description of following preferred implementation, above-mentioned preferred implementation provides by only relevant to accompanying drawing embodiment, wherein,
Fig. 1 is the side view of the air hose connection set according to the first mode of execution of the present utility model.
Fig. 2 is the stereogram observing the air hose connection set in Fig. 1 substantially with the direction of the arrow 27 in Fig. 1.
Fig. 3 is the stereogram observing the air hose connection set in Fig. 1 substantially with the direction of the arrow 29 in Fig. 1.
Fig. 4 display be the sectional view of the central axis along self of air hose connection set in Fig. 1.
Fig. 5 is the stereogram of the air hose connection set be connected with according to the plate grinding machine link of mode of execution of the present utility model at self first end.
Fig. 6 is the stereogram of the air hose connection set be connected with the plate grinding machine link in Fig. 5 at self the second end.
Embodiment
In claims described later and in the aforesaid description of the utility model, unless linguistic context is due to the needs of the hint of language performance or necessity, no person's term " comprises " meaning adopting and comprise, namely point out to there is the feature stated, and do not get rid of the existence of more multiple features or be added in numerous embodiments of the present utility model.
With reference now to shown in Fig. 1 to Fig. 3, the first mode of execution of the present utility model is air hose connection set 20, and this air hose connection set 20 is the separate parts being suitable for being connected with the link (such as those are arranged on the link on the shell of airflow apparatus) of air hose or other outsides.Here because this independent device can be connected to the flexible pipe of different size and outside link, described air hose connection set is also referred to as universal adapter.As shown in Figure 1, be provided with many links in air hose connection set 20, each link is set to have different external diameters.The one end of the air hose connection set 20 represented with arrow 27 in FIG, the first link is formed by the first side wall 22, and the first link is defined as circumferential, is formed with the first opening 23 to allow air-flow to pass through near the first link.The one end of the air hose connection set 20 represented with arrow 29 in FIG, the second link is formed by the second sidewall 32.Second link is defined as circumferential, is formed with the second opening 25 near the second link.As shown in Figure 1, the first side wall 22 and the second sidewall 32 have different external diameters.
Above-mentioned external diameter refers to the diameter of link sidewall, and this diameter is calculated as the outer surface from the outer surface of link sidewall side to its other side.Owing to explaining with reference to figure 4 later, because sidewall has thickness, each link has the internal diameter being different from external diameter equally.
Other sidewall a series of is shown in Fig. 1 to Fig. 3 equally, comprises the 3rd sidewall 24, the 4th sidewall 26 and the 5th sidewall 28.3rd sidewall 24, the 4th sidewall 26 and the 5th sidewall 28 and the first side wall 22 are together arranged with the axial direction (as shown in arrow 27 and 29) of the mode of cascade along air hose connection set.Therefore, all sidewalls 22,24,26 and 28 are coaxially arranged.But, as clearly represented in Fig. 2, only the first side wall 22 is nested in other sidewalls (the 3rd sidewall 24), the first side wall 22 and the 3rd sidewall 24 at least comprise separately vertically to the corresponding partly overlapping part of the another one in the first side wall 22 and the 3rd sidewall 24.But can as seen from Figure 2, the first side wall 22 and the 3rd sidewall 24 are by a gaps.The direction that the first side wall 22 represents along arrow 29 is equally protruded relative to the 3rd sidewall 24.
Other sidewalls 24,26 and 28 do not have same nest relation.On the contrary, the 3rd sidewall the 24, four sidewall 26 and the 5th sidewall 28 are connected, so that the 3rd sidewall the 24, four sidewall 26 and the 5th sidewall 28 axially extend along described substantially along the mode axially connected with first place of air hose connection set.Sidewall 24,26 and 28 preferably manufactures in the mode of integral piece.Between any two adjacent sidewalls 24,26 and 28, step 31 is formed at the junction point of two adjacent sidewalls.This step 31 extends to another sidewall from a sidewall, and owing to having different external diameters between two adjacent sidewalls, step 31 is formed with the surface of inclination.Sidewall 24,26 and 28 all has different external diameters.Have circumferential edges 34 in one end near the second sidewall 32 of the 5th sidewall 28, the external diameter of this circumferential edges 34 is a bit larger tham the external diameter of the 5th sidewall 28.
Better can illustrate to have other links multiple at the opposite side of air hose connection set 20 from Fig. 3, each link is formed by respective sidewall.Above-mentioned second sidewall 32 is nested in the 6th sidewall 30, is formed with breach between the second sidewall 32 and the 6th sidewall 30.6th sidewall 30 is nested in above-mentioned 5th sidewall 28 further.But, the opening of the 5th sidewall 28, the 6th sidewall 30 and the second sidewall 32 not along air hose connection set 20 axially in same aligned in position.On the contrary, the end of the second sidewall 32 protrudes along the direction that arrow 27 represents relative to other sidewalls, and the direction that then end of the 6th sidewall 30 represents along arrow 27 is protruded relatively, and the direction that then end of the 5th sidewall 28 represents along arrow 27 is protruded relatively.All sidewall 22,24,26,30,32 and 28 center alignment.
With reference now to Fig. 4, can find out that from this sectional view the first opening 27 is connected with the second opening 25 fluid, can freely flow out from the another one the first opening 27 and the second opening 25 from the air of the one inflow air hose connection set 20 the first opening 27 and the second opening 25.So, can be transported to air hose from airflow apparatus leaked-in air, vice versa.Can find out from sectional view that sidewall 22,24,26,32 and 30 is arranged along the radial direction of air hose connection set 20 in a staggered manner equally.Namely any in sidewall 22,24,26,32 and 30 extends in the opposite direction along adjacent both of described radial direction.Such as, because the second sidewall 32 extends along the direction that arrow 27 represents, extend along contrary direction (representing with arrow 29) at described the first side wall 22 adjacent with the second sidewall 32 in the radial direction.Then, the direction again represented along arrow 28 at described the 6th adjacent with the first side wall 22 in the radial direction sidewall 30 extends.Like this interconnected continue until at described 4th sidewall 26 no longer in the radial direction with other adjacent walls.Although described in the 5th sidewall 28 is located at compared with the 4th sidewall 26 in the radial direction more outside position, 5th sidewall 28 and the 4th sidewall 26 are partly not overlapping is also spaced apart by breach, and the 5th sidewall 28 and the 4th sidewall 26 are connected in the mode of above-mentioned end-to-end.Can have the sidewall being connected to the second sidewall 32 in the mode of end-to-end of similar configuration as seen from Figure 4 equally, these all sidewalls extend along described axial direction.For for purpose of brevity, introduce the sidewall that these are connected to the second sidewall 32 herein no longer in detail
Can find out in the diagram, the external diameter of sidewall 22,32,24 and 30 is along the Axial changes of air hose connection set 20.This is because the thickness that sidewall 22,32,24 and 30 is respective there occurs change.Similarly, the internal diameter of sidewall 22,32,24 and 30 is equally along described Axial changes.The external diameter of the change of the sidewall of link and internal diameter are conducive to improving tightness and the reliability of the combination between the link in outside link or air hose and air hose connection set 20.
In operation, air hose connection set 20 can be connected to and have the flexible pipe of different-diameter or the link of outside.Based on the size (i.e. internal diameter) of opening and the diameter (i.e. external diameter) of connecting end, flexible pipe or joint outer part can be connected to air hose connection set 20 by the extruding of the end of flexible pipe or joint outer part being entered in the link of air hose connection set 20 (so that the end of flexible pipe or joint outer part is engaged in the end of the connector of air hose connection set 20).Or, if more applicable, flexible pipe or joint outer part are by be expressed in the end of flexible pipe or joint outer part (so that the end of flexible pipe or joint outer part is engaged in the end of the connector of air hose connection set 20) and to be connected to air hose connection set 20 by the link of air hose connection set 20.Each next door of above-mentioned air hose connection set 20 provides the flexibility be connected with the air hose with different-diameter.In order to air hose is connected to air hose connection set 20, user only needs to select the most suitable link on air hose connection set 20, and the internal diameter of this link and air hose or major diameter fit, be then connected this link with air hose.About continuous print sidewall 24,26 and 28, the end of air hose can engage with any one in them, and between air hose with above-mentioned sidewall, provides tight and firmly contact.
In the typical mode of execution of one, air hose connection set can be connected to the standard connector of plate grinding machine from any one both direction.These alternative Placements are shown in Fig. 5 and Fig. 6.As shown in Figure 5, standard connector comprises the dust mouth link 44 and delivery outlet 42 with various outer diameter.The vicinity of dust mouth link 44 is provided with clamp 40 equally, and this clamp 40 is suitable for being activated by user and standard connector being connected to the opening on the shell of plate grinding machine.In Figure 5, standard connector is connected to the first side wall of the first connector, and the end of this first connector is matched with in the delivery outlet 42 of AN connector.Therefore, be output mouth 42 around the first side wall of air hose connection set do not expose.On the other hand, as can be seen from Figure 6 the delivery outlet 42 of standard connector is matched with in the second link 32 of air hose connection set on the contrary.In other words, according to the connection about air hose connection set of air hose, especially according to the connection of one end of the air hose connection set be connected to about flexible pipe of air hose, then air hose connection set can be connected to the standard connector of plate grinding machine at its other end.This effect is by making the first and second links have respective internal diameter and external diameter respectively so that the size of matching standard link and realizing.
Therefore, exemplary embodiment of the present utility model is fully described.Although foregoing description reference is concrete mode of execution, those of ordinary skill in the art can clearly understand, the utility model is implemented by changing above concrete ins and outs.Therefore, the utility model should not be construed as the embodiment being only limitted to show in this.
Although the utility model is explained and is described in accompanying drawing and aforementioned explanation, same term should be regarded illustrative as and should not regard as restrictive, be understandable that best mode of execution has been disclosed and has described, and the mode of execution of the best also limits scope of the present utility model never in any form.Will be appreciated that any feature described in this can be used in any mode of execution.Between described illustrative mode of execution not mutually exclusive or with other this in the mode of execution do not addressed repel mutually.Therefore, the utility model also provides the mode of execution of the combination comprising one or more above-mentioned illustrative mode of execution.Only otherwise depart from spirit and scope of the present utility model, the utility model can adopt amendment as set forth herein and change, applies the restriction that therefore such restriction should show as additional claim.
Such as, above-mentioned mode of execution provides some can be connected to the concrete diameter of the flexible pipe of universal adapter, it is clear that universal adapter also can be designed to have the link of other shapes and diameter to adapt to dissimilar air hose.The technology enlightenment provided based on the utility model, those skilled in the art can understand and how to adjust by the shape of ABAP Adapter and structure to cater to the flexible pipe of different model.
In addition, above-mentioned mode of execution uses driven plate polisher as an example, and air hose is connected to this driven plate polisher eventually through universal adapter.But those skilled in the art will recognize the airflow apparatus that also can use other type according to universal adapter of the present utility model far and away, include but are not limited to bench saw, annular saw, vacuum cleaner, air compressor, mitre saw and lapping machine.
In the description of above-mentioned preferred implementation, " first " in universal adapter, the name of " second ", " the 3rd " and " the 4th " link is only the object of conveniently reference.They also do not mean that the link quoted in any concrete universal adapter.Those skilled in the art will understand title " first, second, third, fourth ... " and use interchangeably in some cases.
Claims (9)
1. an air hose connection set, comprising:
First link, this first link is positioned at the first end of described air hose connection set;
Second link, this second link is positioned at the second end of described air hose connection set, and described first link is connected with described second link fluid; And
3rd link, the 3rd link is positioned at described first end, and described 3rd link is set to described first link coaxial;
It is characterized in that, described first link is the circumferential that definition has the first external diameter, and described 3rd link is the circumferential that definition has the 3rd external diameter, and described 3rd external diameter is different from described first external diameter.
2. air hose connection set according to claim 1, it is characterized in that, described first link comprises the first circumferential side wall, described 3rd link comprises the 3rd circumferential side wall, described first circumferential side wall in the radial direction of described first link and described 3rd circumferential side wall by gaps.
3. air hose connection set according to claim 1, it is characterized in that, described first link comprises the first circumferential side wall, described 3rd link comprises the 3rd circumferential side wall, described first circumferential side wall is connected to described 3rd circumferential side wall along the axial direction of described air hose connection set, so that described first circumferential side wall and described 3rd circumferential side wall extend along described axial direction substantially.
4. air hose connection set according to claim 3, is characterized in that, described first circumferential side wall and described 3rd circumferential side wall form as one part.
5. air hose connection set according to claim 4, is characterized in that, is formed with step at the junction point of described first circumferential side wall and described 3rd circumferential side wall.
6. according to the air hose connection set in aforementioned claim described in any one, it is characterized in that, described first external diameter or described 3rd external diameter change along the axial direction of described air hose connection set.
7. air hose connection set according to claim 1, it is characterized in that, also comprise the 4th link of described second end being positioned at described air hose connection set, described 4th link is set to described second link coaxial, wherein, described second link is the circumferential that definition has the second external diameter, and described 4th link is the circumferential that definition has the 4th external diameter, and described 4th external diameter is different from described second external diameter.
8. air hose connection set according to claim 6, is characterized in that, described first external diameter, described second external diameter and described 3rd external diameter are different each other.
9. air hose connection set according to claim 6, is characterized in that, described first peripheral wall, the second peripheral wall, the 3rd peripheral wall and the 4th peripheral wall are arranged in a staggered manner along outside radial direction successively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HK15102819.8 | 2015-03-19 | ||
| HK15102819.8A HK1210908A2 (en) | 2015-03-19 | 2015-03-19 | Air hose coupling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001712U true CN205001712U (en) | 2016-01-27 |
Family
ID=54267090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520703777.4U Active CN205001712U (en) | 2015-03-19 | 2015-09-11 | Air hose connecting device |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN205001712U (en) |
| AU (1) | AU2015101213A4 (en) |
| DE (1) | DE202015105379U1 (en) |
| FR (1) | FR3033865B3 (en) |
| HK (1) | HK1210908A2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953795A (en) * | 2018-07-18 | 2018-12-07 | 徐州惠泉泵业有限公司 | A kind of sprinkler speed joint |
| CN109340482A (en) * | 2018-12-03 | 2019-02-15 | 天津城建大学 | A kind of quickly dismantled variable diameter air hose coupling |
| CN109658908A (en) * | 2017-10-12 | 2019-04-19 | 雅马哈株式会社 | Connecting component |
| CN113775839A (en) * | 2021-09-15 | 2021-12-10 | 河北都创机电工程有限公司 | Ventilating duct connecting structure for electromechanical engineering |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10081937B2 (en) * | 2014-09-30 | 2018-09-25 | Omnimax International, Inc. | Universal drain cuff |
| US20220071462A1 (en) * | 2020-09-04 | 2022-03-10 | Mullet Tools, LLC | Hose adapter |
-
2015
- 2015-03-19 HK HK15102819.8A patent/HK1210908A2/en not_active IP Right Cessation
- 2015-09-02 AU AU2015101213A patent/AU2015101213A4/en not_active Expired
- 2015-09-02 FR FR1558129A patent/FR3033865B3/en active Active
- 2015-09-11 CN CN201520703777.4U patent/CN205001712U/en active Active
- 2015-10-12 DE DE202015105379.7U patent/DE202015105379U1/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109658908A (en) * | 2017-10-12 | 2019-04-19 | 雅马哈株式会社 | Connecting component |
| CN108953795A (en) * | 2018-07-18 | 2018-12-07 | 徐州惠泉泵业有限公司 | A kind of sprinkler speed joint |
| CN108953795B (en) * | 2018-07-18 | 2020-09-15 | 江苏天海泵业有限公司 | Quick joint for sprinkling irrigation |
| CN109340482A (en) * | 2018-12-03 | 2019-02-15 | 天津城建大学 | A kind of quickly dismantled variable diameter air hose coupling |
| CN113775839A (en) * | 2021-09-15 | 2021-12-10 | 河北都创机电工程有限公司 | Ventilating duct connecting structure for electromechanical engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1210908A2 (en) | 2016-05-06 |
| FR3033865B3 (en) | 2017-06-02 |
| FR3033865A3 (en) | 2016-09-23 |
| DE202015105379U1 (en) | 2016-06-22 |
| AU2015101213A4 (en) | 2015-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |