CN204592624U - A kind of jointing be applied in hydraulic pipe line - Google Patents
A kind of jointing be applied in hydraulic pipe line Download PDFInfo
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- CN204592624U CN204592624U CN201520167729.8U CN201520167729U CN204592624U CN 204592624 U CN204592624 U CN 204592624U CN 201520167729 U CN201520167729 U CN 201520167729U CN 204592624 U CN204592624 U CN 204592624U
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- hole
- jointing
- joint body
- circular cone
- pipeline
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Abstract
The utility model discloses a kind of jointing be applied in hydraulic pipe line, be arranged between the first pipeline and second pipe, this first pipeline has the first through hole, and this second pipe has the second through hole, this first pipeline is also formed with conical surface, has cylindrical hole between this conical surface and the first through hole; This jointing has joint body, and this joint body has middle through hole, and one end of this joint body outer wall is formed with the tapered plugging section coordinated with conical surface, and the other end is formed with cylindricality inserting section; This joint body is also formed with extendable platform in the front end of tapered plugging section, and this extendable platform outer wall is cylindricality, and this extendable platform is filled in cylindrical hole.Compared with prior art, the utility model overcomes the pressure loss for fluid in existing DIN24 ° of cone seal form pipeline structure, and has the feature that cost is low and can be mass-produced simultaneously.
Description
Technical field
The utility model relates to jointing field, and what be specifically related to is a kind of jointing be applied in hydraulic pipe line, and it has the advantages that fluid is little along stroke pressure loss, cost is low and can be mass-produced.
Background technique
Growing along with urbanization process, such as loader, the main equipments such as fork installation and excavator are constantly developed to be put in each large-scale building site with the field demand of satisfied construction, in this type of main equipment, it is generally adopt hydraulically powered mode to realize the concrete action such as loading and transport, that in tube road, fluid transmits in the transmission of whole hydraulic system medium power, pipeline is made up of many pipelines often when designing, between adjacent tubes, then adopt the mode of jointing to realize sealing and conducting of fluid, so reduce fluid then becoming design research staff along stroke pressure loss and need one of problem of main research at jointing place thus.
At present, the jointing 10 for DIN24 ° of cone sealing that domestic hose line is commonly used, as shown in Figure 1, this jointing 10 is arranged between the first pipeline 20 and second pipe 30, this first pipeline 20 has the first through hole 21, this second pipe 30 has the second through hole 31, the second lock-connecting piece 13 that this jointing 10 has joint body 11 and joint body 11 and second pipe 30 is fixedly linked for the first lock-connecting piece 12 of joint body 11 and the first pipeline 20 being fixedly linked and being used for; This joint body 11 has middle through hole 111, one end of this joint body 11 outer wall is formed with tapered plugging section 112, the other end is formed with cylindricality inserting section 113, this tapered plugging section 112 and the first pipeline 20 are in outer conical surface 22 adaptation formed of the first through hole 21, this cylindricality inserting section 113 is installed with in the second through hole 31, and this cylindricality inserting section 113 seals with the internal face of the second through hole 31 and abuts.
In said structure, at least there is following defect in it in actual applications:
One, usually all also gap can be left between the conical surface 22 of this first pipeline 20 and the first through hole 21, an i.e. cylindrical hole 23, the internal diameter of this cylindrical hole 23 is greater than the internal diameter of the first through hole 21, at present because conical surface 22 generally just coordinates with tapered plugging section 112, this section of cylindrical hole 23 length so can be made longer, fluid is made to produce eddy current at this, produce power loss;
Two, there is significantly large path between the middle through hole 111 at this tapered plugging section 112 place and the first pipeline 20 to change, and still suddenly change at reducing place, more easily produce local eddy currents;
Three, also there is the reducing of sudden change in this cylindricality inserting section 113 between the second through hole 31, can produce the pressure loss too; In addition, this joint body 11 be also all adopt the mode directly coordinated between the first lock-connecting piece 12 and the second lock-connecting piece 13, there is the space that can improve.
In view of this, the present inventor, for above-mentioned defect further investigation of the prior art, has this case to produce then.
Model utility content
Main purpose of the present utility model is to provide a kind of jointing be applied in hydraulic pipe line, and it overcomes the pressure loss for fluid in existing DIN24 ° of cone seal form pipeline structure, and has the feature that cost is low and can be mass-produced simultaneously.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of jointing be applied in hydraulic pipe line, be arranged between the first pipeline and second pipe, this first pipeline has the first through hole, and this second pipe has the second through hole, this first pipeline is also formed with conical surface, has cylindrical hole between this conical surface and the first through hole; This jointing has joint body, and this joint body has middle through hole, and one end of this joint body outer wall is formed with the tapered plugging section coordinated with conical surface, and the other end is formed with cylindricality inserting section;
Wherein, this joint body is also formed with extendable platform in the front end of tapered plugging section, and this extendable platform outer wall is cylindricality, and this extendable platform is filled in cylindrical hole.
Further, this joint body is also formed with the first circular cone chamfering, this the first circular cone chamfering is positioned at extendable platform and tapered plugging section place, one end of this first circular cone chamfering is accepted mutually with middle through hole, the other end is accepted mutually with cylindrical hole, and this first circular cone chamfering is greater than the side near middle through hole near the side internal diameter of cylindrical hole.
Further, the maximum inner diameter of this first circular cone chamfering is slightly less than the internal diameter of the first through hole.
Further, this joint body is also formed with the second circular cone chamfering, this the second circular cone chamfering is positioned at the end of cylindricality inserting section, this the second circular cone chamfering one end is accepted mutually with middle through hole, the other end is accepted mutually with the second through hole, and this second circular cone chamfering is greater than the side near the second through hole near the side internal diameter of middle through hole.
Further, this jointing also comprises the first lock-connecting piece for joint body and the first pipeline being fixedly linked and is used for the second lock-connecting piece of joint body and second pipe being fixedly linked.
Further, this joint body is also provided with annular projection seat between tapered plugging section and cylindricality inserting section, is formed with self adaption cooperating structure between this annular projection seat and the first lock-connecting piece or the second lock-connecting piece.
Further, this self adaption cooperating structure is two conical surface concaveconvex structures that tapering is identical.
After adopting said structure, a kind of jointing be applied in hydraulic pipe line that the utility model relates to, it is by being also formed with extendable platform in the front end of tapered plugging section, the outer wall of this extendable platform is cylindricality, this extendable platform is filled in cylindrical hole, so reduce the length of cylindrical hole as much as possible, like this can reduce fluid in cylindrical hole produce the intensity of eddy current, reduce fluid along the pressure loss in journey, it only needs to change joint in structural design, first pipeline and second pipe are not made any adjustments, also operation is very easy in reality processing, therefore under the prerequisite reducing pressure loss, also there is cost low and can effect of mass production.
Accompanying drawing explanation
Fig. 1 is the structural representation that in prior art, DIN24 ° of cone flexible pipe connection place is partly cutd open.
Fig. 2 is the schematic diagram that the utility model relates to when a kind of jointing preferred embodiment be applied in hydraulic pipe line coordinates with the first pipeline and second pipe.
In figure:
Jointing-10; Joint body-11; Middle through hole-111;
Tapered plugging section-112; Cylindricality inserting section-113; Extendable platform-114;
First circular cone chamfering-115; Second circular cone chamfering-116; Annular projection seat-117;
Self adaption cooperating structure-118; First lock-connecting piece-12; Second lock-connecting piece-13;
First pipeline-20; First through hole-21; Conical surface-22;
Cylindrical hole-23; Second pipe-30; Second through hole-31.
Embodiment
In order to explain the technical solution of the utility model further, below by specific embodiment, the utility model is elaborated.
As shown in Figure 2, a kind of jointing 10 be applied in hydraulic pipe line that the utility model relates to, it is arranged between the first pipeline 20 and second pipe 30, this first pipeline 20 has the first through hole 21, this second pipe 30 has the second through hole 31, this first pipeline 20 is also formed with conical surface 22, has cylindrical hole 23 between this conical surface 22 and first through hole 21; This jointing 10 has joint body 11, and this joint body 11 has middle through hole 111, and one end of this joint body 11 outer wall is formed with the tapered plugging section 112 coordinated with conical surface 22, and the other end is formed with cylindricality inserting section 113; Above-mentioned technical characteristics part same as the prior art just no longer describes in detail at this.
Main improvements of the present utility model are, this joint body 11 is also formed with extendable platform 114 in the front end of tapered plugging section 112, and this extendable platform 114 outer wall is cylindricality, and this extendable platform 114 is filled in cylindrical hole 23.Like this, the utility model is by being also formed with extendable platform 114 in the front end of tapered plugging section 112, the outer wall of this extendable platform 114 is cylindricality, this extendable platform 114 is filled in cylindrical hole 23, so reduce the length of cylindrical hole 23 as much as possible, like this can reduce fluid in cylindrical hole 23 produce the intensity of eddy current, reduce fluid along the pressure loss in journey, it only needs to change joint in structural design, first pipeline 20 and second pipe 30 are not made any adjustments, also operation is very easy in reality processing, therefore under the prerequisite reducing pressure loss, also there is cost low and can effect of mass production.
In order to further reduce the pressure loss along journey, reduce the generation of turbulent flow when fluid passes through, this joint body 11 is also formed with the first circular cone chamfering 115, this the first circular cone chamfering 115 is positioned at extendable platform 114 and tapered plugging section 112 place, one end of this first circular cone chamfering 115 is accepted with middle through hole 111 phase, the other end is accepted with cylindrical hole 23 phase, and this first circular cone chamfering 115 is greater than the side near middle through hole 111 near the side internal diameter of cylindrical hole 23.Preferably, the maximum inner diameter of this first circular cone chamfering 115 is slightly less than the internal diameter of the first through hole 21.Similarly, this joint body 11 is also formed with the second circular cone chamfering 116, this the second circular cone chamfering 116 is positioned at the end of cylindricality inserting section 113, this the second circular cone chamfering 116 one end is accepted with middle through hole 111 phase, the other end is accepted with the second through hole 31 phase, and this second circular cone chamfering 116 is greater than the side near the second through hole 31 near the side internal diameter of middle through hole 111.
In order to reduce the jerk of hydraulic system, reduce the heating value of fluid, as further preferred version of the present utility model, this jointing 10 also comprises the first lock-connecting piece 12 for joint body 11 and the first pipeline 20 being fixedly linked and is used for the second lock-connecting piece 13 of joint body 11 and second pipe 30 being fixedly linked, this joint body 11 is also provided with annular projection seat 117 between tapered plugging section 112 and cylindricality inserting section 113, is formed with self adaption cooperating structure 118 between this annular projection seat 117 and the first lock-connecting piece 12 or the second lock-connecting piece 13.Particularly, this self adaption cooperating structure 118 is two conical surface concaveconvex structures that tapering is identical.
It should be noted that, above-described embodiment of the present utility model often all can reduce the pressure loss to a certain extent by the design of a structure, no matter but be which embodiment, if it can reduce pressure loss X, if be so provided with the jointing 10 of 5 these types in whole pressurized oil system, so it will be that the pressure loss of 5X is avoided, and this measure can bring very large change to whole pressurized oil system, and efficiency is surprising.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (7)
1. one kind is applied to the jointing in hydraulic pipe line, be arranged between the first pipeline and second pipe, this first pipeline has the first through hole, and this second pipe has the second through hole, this first pipeline is also formed with conical surface, has cylindrical hole between this conical surface and the first through hole; This jointing has joint body, and this joint body has middle through hole, and one end of this joint body outer wall is formed with the tapered plugging section coordinated with conical surface, and the other end is formed with cylindricality inserting section;
It is characterized in that, this joint body is also formed with extendable platform in the front end of tapered plugging section, and this extendable platform outer wall is cylindricality, and this extendable platform is filled in cylindrical hole.
2. a kind of jointing be applied in hydraulic pipe line as claimed in claim 1, it is characterized in that, this joint body is also formed with the first circular cone chamfering, this the first circular cone chamfering is positioned at extendable platform and tapered plugging section place, one end of this first circular cone chamfering is accepted mutually with middle through hole, the other end is accepted mutually with cylindrical hole, and this first circular cone chamfering is greater than the side near middle through hole near the side internal diameter of cylindrical hole.
3. a kind of jointing be applied in hydraulic pipe line as claimed in claim 2, it is characterized in that, the maximum inner diameter of this first circular cone chamfering is slightly less than the internal diameter of the first through hole.
4. a kind of jointing be applied in hydraulic pipe line as claimed in claim 1, it is characterized in that, this joint body is also formed with the second circular cone chamfering, this the second circular cone chamfering is positioned at the end of cylindricality inserting section, this the second circular cone chamfering one end is accepted mutually with middle through hole, the other end is accepted mutually with the second through hole, and this second circular cone chamfering is greater than the side near the second through hole near the side internal diameter of middle through hole.
5. a kind of jointing be applied in hydraulic pipe line as claimed in claim 1, it is characterized in that, this jointing also comprises the first lock-connecting piece for joint body and the first pipeline being fixedly linked and is used for the second lock-connecting piece of joint body and second pipe being fixedly linked.
6. a kind of jointing be applied in hydraulic pipe line as claimed in claim 5, it is characterized in that, this joint body is also provided with annular projection seat between tapered plugging section and cylindricality inserting section, is formed with self adaption cooperating structure between this annular projection seat and the first lock-connecting piece or the second lock-connecting piece.
7. a kind of jointing be applied in hydraulic pipe line as claimed in claim 6, it is characterized in that, this self adaption cooperating structure is two conical surface concaveconvex structures that tapering is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520167729.8U CN204592624U (en) | 2015-03-24 | 2015-03-24 | A kind of jointing be applied in hydraulic pipe line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520167729.8U CN204592624U (en) | 2015-03-24 | 2015-03-24 | A kind of jointing be applied in hydraulic pipe line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592624U true CN204592624U (en) | 2015-08-26 |
Family
ID=53928775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520167729.8U Withdrawn - After Issue CN204592624U (en) | 2015-03-24 | 2015-03-24 | A kind of jointing be applied in hydraulic pipe line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592624U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747832A (en) * | 2015-03-24 | 2015-07-01 | 福建晋工机械有限公司 | Connector applied to hydraulic pipelines |
| CN110529673A (en) * | 2019-08-28 | 2019-12-03 | 嘉兴通达机械有限公司 | A kind of novel hydraulic pipe fitting |
| CN110566732A (en) * | 2019-09-23 | 2019-12-13 | 黄子颢 | Pipeline connecting piece |
-
2015
- 2015-03-24 CN CN201520167729.8U patent/CN204592624U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747832A (en) * | 2015-03-24 | 2015-07-01 | 福建晋工机械有限公司 | Connector applied to hydraulic pipelines |
| CN110529673A (en) * | 2019-08-28 | 2019-12-03 | 嘉兴通达机械有限公司 | A kind of novel hydraulic pipe fitting |
| CN110566732A (en) * | 2019-09-23 | 2019-12-13 | 黄子颢 | Pipeline connecting piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150826 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |