CN209340674U - A kind of oil connection - Google Patents
A kind of oil connection Download PDFInfo
- Publication number
- CN209340674U CN209340674U CN201920018281.1U CN201920018281U CN209340674U CN 209340674 U CN209340674 U CN 209340674U CN 201920018281 U CN201920018281 U CN 201920018281U CN 209340674 U CN209340674 U CN 209340674U
- Authority
- CN
- China
- Prior art keywords
- joint body
- oil pipe
- oil
- plane
- outer inclined
- 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.)
- Expired - Fee Related
Links
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model provides a kind of technical solution of oil connection, including joint body, the first oil pipe, the second oil pipe and fastening nut, and the fastening nut is fixed the first oil pipe and the second oil pipe and is threadedly coupled with joint body；The middle position of the joint body is provided with connector fixing seat, and the bolt hole for connecting with vehicle frame is provided on the bottom plate of the connector fixing seat；The front end of first oil pipe is provided with outer inclined-plane, and the internal wall of pipe orifice of the joint body first end is provided with outer inclined-plane, and the outer inclined-plane matches with outer inclined-plane；The front end outward flanging of second oil pipe forms compressed part, and gasket is equipped between the compressed part and joint body second end.Oil connection can be fixed on vehicle frame by oil connection provided by the utility model by connector fixing seat, prevent oil connection generation the case where connector permeability caused by by factors such as vehicle vibrations.
Description
Technical field
The utility model relates to technical field of hydraulic pressure, and in particular to a kind of oil connection.
Background technique
Hydraulic power system is widely used on many agricultural vehicles and engineering truck, is disposed on these vehicles very much
Fluid pressure line, hydraulic system pass to hydraulic actuating mechanism by fluid pressure line by the hydraulic energy that hydraulic pump provides.Ordinary circumstance
Under, it is usually disposed with the fluid pressure line of steel-tube construction on vehicle frame, passes through hydraulic hose and steel pipe in the part of hydraulic actuating mechanism
Connection, the two will usually use free flow coupling when connection.Steel tubing portions on vehicle are fixed on vehicle usually using pipe clamp
On frame, a pipe clamp is also provided on the steel pipe close to free flow coupling and is reinforced, but free flow coupling is generally vacantly arranged,
After long-time is by vehicle vibration and hydraulic shock in use, it may appear that the feelings of seal failure junction portion permeability
Condition.This is existing deficiencies in the technology.
Utility model content
Technical problem to be solved in the utility model aiming at deficiency of the prior art, and provides one kind
The technical solution of oil connection.
This programme is achieved by the following technical measures: a kind of oil connection, including joint body, is set to connector
First oil pipe of body first end, the second oil pipe and fastening nut for being set to joint body second end, the joint body
The outer wall of first end and the outer wall of joint body second end are provided with external screw thread, and the fastening nut fixes the first oil pipe and second
Oil pipe is simultaneously threadedly coupled with joint body；The middle position of the joint body is provided with connector fixing seat, and the connector is fixed
The bolt hole for connecting with vehicle frame is provided on the bottom plate of seat；The front end of first oil pipe is provided with outer inclined-plane, described to connect
The internal wall of pipe orifice of head body first end is provided with outer inclined-plane, and the outer inclined-plane matches with outer inclined-plane；Before second oil pipe
It holds outward flanging to form compressed part, gasket is equipped between the compressed part and joint body second end.
Preferably, the bottom end of the bottom plate is provided with elastic rubber layer.
Preferably, it is provided with the first groove on the outer inclined-plane, is provided with the first sealing ring in first groove.
Preferably, the bottom end of the outer inclined-plane is provided with the second groove, is provided with the second sealing ring in second groove.
Preferably, the centre of the joint body is equipped with the clamping part tightened for spanner.The clamping part is outer six side
Shape prism.
Preferably, the back end outer surface of second oil pipe is provided with zigzag protrusion.
Preferably, the gasket is cyclic structure, the outer diameter and the outer diameter phase of joint body second end of the gasket
Internal diameter Deng, the gasket is greater than joint body diameter of bore 2-4mm.
The beneficial effect of this programme can according to the description of the above program, oil connection provided by the utility model,
The middle position of joint body is provided with connector fixing seat, oil connection can be fixed on by vehicle frame by connector fixing seat
On, prevent oil connection generation the case where connector permeability caused by by factors such as vehicle vibrations.It can be seen that the utility model with
The prior art is compared, and is had substantive features and progress, and beneficial effects of its implementation are also obvious.
Detailed description of the invention
Fig. 1 is the axonometric drawing of the utility model.
Fig. 2 is the structural schematic diagram of the utility model.
In figure, 1, joint body, 11, joint body first end, 111, outer inclined-plane, the 112, second groove, 12, joint body
Second end, 13, clamping part, 2, connector fixing seat, 21, connection column, 22, bottom plate, 23, elastic rubber layer, 221, bolt hole, 3,
First oil pipe, 31, outer inclined-plane, the 32, first groove, the 4, second oil pipe, 41, compressed part, 42, zigzag protrusion, 5, fastening nut,
6, the first sealing ring, the 7, second sealing ring, 8, gasket.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by a specific embodiment, and its attached drawing is combined, it is right
This programme is illustrated.It should be noted that illustrated component is not drawn necessarily to scale in the accompanying drawings.Present invention omits to public affairs
Component and technical description are known to avoid the utility model is unnecessarily limiting.
Can be seen that a kind of oil connection by attached Fig. 1 and 2, including joint body 1, the first oil pipe 3, the second oil pipe 4,
Fastening nut 5, the both ends of joint body 1 are respectively arranged with the joint body first end 11 connecting with the first oil pipe 3 and the second oil
The outer wall of the joint body second end 12 that pipe 4 connects, joint body first end 11 and joint body second end 12 is provided with outer spiral shell
Line, the fastening nut 5 are fixed the first oil pipe 3 and the second oil pipe 4 and are threadedly coupled with joint body 1.The centre of joint body 1
Equipped with the clamping part 13 tightened for spanner, which is outer hexagonal prism structure, convenient by oil pipe and connector sheet
Body 1 is clamped when connecting using spanner.The middle position of joint body 1 is provided with connector fixing seat 2, connector fixing seat 2 includes
It is fixed on the connection column 21 of 1 side of joint body, the bottom plate 22 that connection 21 bottom end of column is set, is arranged in 22 bottom end of bottom plate
Elastic rubber layer 23, connection column 21 linked into an integrated entity with joint body 1 by welding manner, bottom plate 22 with connect column 21
It is linked into an integrated entity by welding manner, elastic rubber layer 23 is pasted by seccotine in the bottom end of bottom plate 22.Elastic rubber layer 23
The vibration that oil connection can be effectively reduced, when oil connection is acted on by impact endurance test shock, elastic rubber layer 23 can compress change
Shape fully absorbs impact endurance test shock energy and the release that is delayed, and can effectively cut down the impact force acted on oil connection, alleviates impact
The damage that oil connection is generated.In the two sides of bottom plate 22, there are two bolts hole 221, two bolts hole 221 to run through bottom plate for setting
22 and elastic rubber layer 23, for joint body 1 to be bolted to connection with vehicle frame.
The front end of first oil pipe 3 is provided with outer inclined-plane 31, the internal wall of pipe orifice of joint body first end 11 is provided with interior oblique
Face 111, outer inclined-plane 31 match with outer inclined-plane 111.The diameter of the one end of outer inclined-plane 31 towards joint body 1 is greater than outer inclined-plane
The diameter 0.2-0.4mm of 111 one end far from the first oil pipe 3, so that outer inclined-plane 111 when the first oil pipe 3 is connect with joint body 1
Guarantee good seal can be sufficiently bonded with outer inclined-plane 31.The diameter of the outer one end of inclined-plane 31 far from joint body 1 is greater than fastening
The diameter of 5 through-hole of nut and the diameter for being less than 5 internal screw thread of fastening nut, to guarantee the outer spiral shell on fastening nut 5 and joint body 1
First oil pipe 3 can be compressed when connecting and be connected to joint body first end 11 by line.The middle position on outer inclined-plane 31 is provided with
One groove 32 is provided with the first sealing ring 6 in first groove 32, increases sealing when the first oil pipe 3 is connect with joint body 1
Performance；The bottom end of outer inclined-plane 111 is provided with the second groove 112, the second sealing ring 7 is provided in the second groove 112, further
Increase sealing performance when the first oil pipe 3 is connect with joint body 1, it is ensured that the first oil pipe 3 is close when connecting with joint body 1
The reliability of envelope.Wherein the first sealing ring 6 and the second sealing ring 7 are all made of the O-ring seal of fluorubber material production.
The front end of second oil pipe 4 is provided with the compressed part 41 of outward flanging formation, the outer diameter of compressed part 41 is greater than fastening
The diameter of 5 through-hole of nut and the diameter for being less than 5 internal screw thread of fastening nut, to guarantee the outer spiral shell on fastening nut 5 and joint body 1
Second oil pipe 4 can be compressed when connecting and be connected to joint body second end 12 by line.Compressed part 41 and joint body second end 12
Between be provided with gasket 8, gasket 8 is made of fluorubber material.Gasket 8 be cyclic structure, the outer diameter of gasket 8 with
The outer diameter of joint body second end 12 is equal, and the internal diameter of gasket 8 is greater than 1 diameter of bore 2-4mm of joint body.By fastening spiral shell
Mother 5, which screws, pushes the compressed parts 41 of the second oil pipe 4 mobile to joint body 1, make compressed part 41 and joint body second end 12 it
Between 8 compressive deformation of gasket prevent from revealing to realize sealing to oil pipe junction.Due to the second oil pipe 4 and connector sheet
Body 1 plays sealing effect after bringing it about deformation by compressing gasket 8 using the mode of flat seal, therefore can be with
The requirement on machining accuracy of related components is reduced, simplifies manufacturing process, extends the service life of oil connection.
The back end outer surface of second oil pipe 4 is provided with zigzag protrusion 42, will be tight before connection for connecting with hydraulic hose
Gu nut 5 is socketed on the second oil pipe 4, by one end of hydraulic hose and the second oil pipe 4 be equipped with one end of zigzag protrusion 42 into
Row pressing forms hydraulic hose assembly and is attached with joint body 1.The sawtooth short side of zigzag protrusion 42 and the second oil pipe 4
Axis it is vertical, the axis angle of the bevel edge of sawtooth and the second oil pipe 4 is acute angle, after hydraulic hose and the second oil pipe 4 are withheld,
Radial compression force caused by withholding is segmented each structure sheaf of hydraulic hose to be squeezed into wavy, obtain the second oil pipe 4
Anti- pulling-out force and sealing performance.The rear end of first oil pipe 3 and the steel tubing portions of fluid pressure line are welded, first will fastening before welding
Nut 5 is socketed on the first oil pipe 3, then welds the steel pipe of the first oil pipe 3 and fluid pressure line.
Oil connection provided by the utility model is provided with connector fixing seat 2 in the middle position of joint body 1, passes through
Oil connection can be fixed on vehicle frame by connector fixing seat 2, prevent oil connection connector caused by by factors such as vehicle vibrations
The case where permeability, occurs.And the connection of joint body 1 and the first oil pipe 3, the second oil pipe 4 has been all made of good reliable sealing
Structure increases sealing performance, increases the service life of oil connection.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to utility model, not to the utility model
The limitation of protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, this field
Technical staff does not need to make the creative labor the various modifications or changes that can be made still in the protection scope of the utility model
Within.
Claims (7)
1. a kind of oil connection, including joint body (1), the first oil pipe (3) for being set to joint body first end (11), setting
In outside the second oil pipe (4) and fastening nut (5) of joint body second end (12), the joint body first end (11)
Wall and the outer wall of joint body second end (12) are provided with external screw thread, and the fastening nut (5) fixes the first oil pipe (3) and second
Oil pipe (4) is simultaneously threadedly coupled with joint body (1), which is characterized in that the middle position of the joint body (1) is provided with connector
Fixing seat (2) is provided with the bolt hole (221) for connecting with vehicle frame on the bottom plate (22) of the connector fixing seat (2)；It is described
The front end of first oil pipe (3) is provided with outer inclined-plane (31), and the internal wall of pipe orifice of the joint body first end (11) is provided with interior oblique
Face (111), the outer inclined-plane (31) match with outer inclined-plane (111)；The front end outward flanging of second oil pipe (4) forms pressure
Tight portion (41), is equipped with gasket (8) between the compressed part (41) and joint body second end (12).
2. oil connection according to claim 1, which is characterized in that the bottom end of the bottom plate (22) is provided with elastic rubber
Layer (23).
3. oil connection according to claim 1, which is characterized in that be provided with the first groove on the outer inclined-plane (31)
(32), the first sealing ring (6) are provided in first groove (32).
4. oil connection according to claim 1, which is characterized in that the bottom end of the outer inclined-plane (111) is provided with second
Groove (112), second groove (112) is interior to be provided with the second sealing ring (7).
5. oil connection according to claim 1, which is characterized in that the centre of the joint body (1) is equipped with for pulling
The clamping part (13) that hand is tightened.
6. oil connection according to claim 1, which is characterized in that the back end outer surface of second oil pipe (4) is arranged
There is zigzag raised (42).
7. oil connection according to claim 1, which is characterized in that the gasket (8) is cyclic structure, the sealing
The outer diameter for padding (8) is equal with the outer diameter of joint body second end (12), and the internal diameter of the gasket (8) is greater than joint body (1)
Diameter of bore 2-4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018281.1U CN209340674U (en) | 2019-01-07 | 2019-01-07 | A kind of oil connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018281.1U CN209340674U (en) | 2019-01-07 | 2019-01-07 | A kind of oil connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340674U true CN209340674U (en) | 2019-09-03 |
Family
ID=67761016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920018281.1U Expired - Fee Related CN209340674U (en) | 2019-01-07 | 2019-01-07 | A kind of oil connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233946A (en) * | 2020-09-09 | 2022-03-25 | 商佑企业股份有限公司 | Connecting pipeline device and detachable pipe joint module |
-
2019
- 2019-01-07 CN CN201920018281.1U patent/CN209340674U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233946A (en) * | 2020-09-09 | 2022-03-25 | 商佑企业股份有限公司 | Connecting pipeline device and detachable pipe joint module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209340674U (en) | A kind of oil connection | |
| CN207034453U (en) | A kind of Water supplying tube joint | |
| CN204829010U (en) | Screw thread compresses tightly clamp formula coupling | |
| CN215000099U (en) | Hydraulic pipeline right-angle pipe joint | |
| CN208311713U (en) | A kind of hydraulic flange of high intensity | |
| CN202080268U (en) | Hydraulic brake pipe assembly | |
| CN213982307U (en) | Novel chlorinated polyvinyl chloride anti-vibration pipe fitting | |
| CN206093263U (en) | Separation and reunion pipeline connecting structure | |
| CN213839916U (en) | High-pressure oil pipe connector | |
| CN211175783U (en) | Air conditioner tuber pipe convenient to installation | |
| CN110242810B (en) | Flanging-based high-pressure pipeline quick connecting device and using method thereof | |
| CN210265374U (en) | Radiator card frock | |
| CN210462012U (en) | Improved T-shaped high-pressure quick pipe joint | |
| CN214788339U (en) | Cylinder barrel and front end flange connecting structure of hydraulic cylinder | |
| CN219639724U (en) | Connection structure of flexible composite high-pressure conveying pipe | |
| CN218717390U (en) | Stainless steel pneumatic diaphragm pump with good sealing performance | |
| CN212745432U (en) | Make things convenient for flange to take out flange mounting structure for air compressor machine of maintenance | |
| CN213039416U (en) | Gas booster pump | |
| CN204153359U (en) | Demountable tube joint | |
| CN213040015U (en) | Hydraulic fluid spare hard tube connects | |
| CN218882697U (en) | Connecting and sealing flange structure for corrugated plate | |
| CN216718055U (en) | Boiler header hydrostatic test frock | |
| CN220828619U (en) | Pipeline connecting piece and pipeline connecting device | |
| CN220533348U (en) | Valve seat pressure welding tool of wedge type single gate valve | |
| CN212568268U (en) | Pipe fitting socket pressure testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 Termination date: 20210107 |