阅读说明：本技术 一种小空间布置的低压油管接头结构 (Low pressure oil pipe joint structure that little space was arranged ) 是由 韦礼万 莫宗华 罗名雄 于 2021-09-29 设计创作，主要内容包括：本发明公开了一种小空间布置的低压油管接头结构,包括：接头主体,所述接头主体的一侧外表面安装有用于连接尼龙管的连接管,所述接头主体上安装有铰接螺栓,所述接头主体与铰接螺栓的连接处设置有垫片。本发明所述的一种小空间布置的低压油管接头结构,通过设置的接头主体,外球加大,厚度减薄,安装面一面设有O型圈槽结构,一面是平面,中间是空心圆环结构,连接管的部分是竹节结构或者是圆柱结构,使用本方案,接头厚度大大减小,安装面一面配合垫片使用,一面配合O型圈使用,铰接螺栓使用头部减薄的状态,使用本方案最终高度方向可降低13mm以上,所需布置空间大大减小,提升产品的适配性。(The invention discloses a low-pressure oil pipe joint structure arranged in a small space, which comprises: the joint main part, the surface mounting has the connecting pipe that is used for connecting the nylon pipe in one side of connecting the main part, connect and install articulated bolt in the main part, the junction that connects main part and articulated bolt is provided with the gasket. According to the low-pressure oil pipe joint structure arranged in the small space, the outer ball is enlarged and the thickness is reduced through the arranged joint main body, the O-shaped ring groove structure is arranged on one surface of the installation surface, the other surface is a plane, the middle part is a hollow circular ring structure, the connection pipe is in a bamboo joint structure or a cylindrical structure, the joint thickness is greatly reduced through the scheme of using, the installation surface is matched with the gasket for use, the installation surface is matched with the O-shaped ring for use, the hinging bolt is in a state that the head is reduced, the final height direction can be reduced by more than 13mm through the scheme of using, the required arrangement space is greatly reduced, and the adaptability of a product is improved.)

1. The utility model provides a low pressure oil pipe joint design of little spatial arrangement which characterized in that includes:

connect main part (1), the one side surface mounting who connects main part (1) has connecting pipe (2) that are used for connecting the nylon tube, connect and install articulated bolt (3) on main part (1), the junction that connects main part (1) and articulated bolt (3) is provided with gasket (5), be provided with sealing washer (6) on connecting main part (1).

2. The small space arrangement low pressure oil pipe joint structure of claim 1, wherein: the connector main body (1) comprises a first connecting piece (4) and a second connecting piece, the section shape of the first connecting piece (4) is circular, and the section shape of the second connecting piece is circular tube type.

3. The low pressure oil pipe joint structure arranged in a small space according to claim 2, wherein: the surface of a connecting piece (4) is connected with one end of a connecting piece II, the outer surface of one end of the connecting piece II, which is far away from the connecting piece (4), is provided with a connecting groove, and the connecting pipe (2) is arranged in the connecting groove.

4. The small space arrangement low pressure oil pipe joint structure of claim 1, wherein: a groove is formed in the outer surface of the bottom end of the first connecting piece (4), the sealing ring (6) is installed in the groove, and a hollow circular ring structure is arranged in the middle of the first connecting piece (4).

5. The small space arrangement low pressure oil pipe joint structure of claim 1, wherein: a through hole is formed in the outer surface of the top end of the first connecting piece (4), the hinge bolt (3) is installed in the through hole, and the gasket (5) is installed at the connecting position of the hinge bolt (3) and the first connecting piece (4).

6. The small space arrangement low pressure oil pipe joint structure of claim 1, wherein: the connecting pipe (2) is of a bamboo joint structure, the sealing ring (6) is of an O-shaped ring, and the groove is of an O-shaped ring groove structure.

7. The small space arrangement low pressure oil pipe joint structure of claim 1, wherein: a plurality of groups of round holes (7) are formed in the outer surface of the hinged bolt (3), and a connecting hole is formed in the outer surface of the bottom end of the hinged bolt (3).

Technical Field

The invention relates to the technical field of engine diesel engines, in particular to a low-pressure oil pipe joint structure arranged in a small space.

Background

The existing low-pressure oil pipe joint adopts a standard size, is matched with a standard bolt and a gasket for use, is used at two ends of a nylon pipe or a steel pipe, is connected with an oil inlet and return circuit of an oil injection pump, a common rail pipe, an oil injector, a filter and the like, can be selected according to a standard part, and has the advantages of high product platformization, high universality and good reliability.

The existing low-pressure oil pipe joint has certain defects when in use, the existing low-pressure oil pipe joint is compact in arrangement along with an engine and a cabin, the existing joint cannot meet the requirements of people due to the fact that the existing joint is not arranged in enough space, and therefore the low-pressure oil pipe joint structure arranged in small space is provided.

Disclosure of Invention

The invention mainly aims to provide a low-pressure oil pipe joint structure arranged in a small space, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a low pressure tubing joint design for small space arrangements, comprising:

the joint main part, the surface mounting has the connecting pipe that is used for connecting the nylon pipe in one side of connecting the main part, install articulated bolt in the joint main part, the junction that connects main part and articulated bolt is provided with the gasket, be provided with the sealing washer in the joint main part.

Preferably, the joint main body comprises a first connecting piece and a second connecting piece, the cross section of the first connecting piece is annular, and the cross section of the second connecting piece is circular tube-shaped.

Preferably, the surface of a connecting piece and the one end of No. two connecting pieces are connected, the one end surface that No. two connecting pieces kept away from a connecting piece has seted up the spread groove, the connecting pipe is installed in the spread groove.

Preferably, the outer surface of the bottom end of the first connecting piece is provided with a groove, the sealing ring is installed in the groove, and the middle position of the first connecting piece is arranged to be of a hollow circular ring structure.

Preferably, the outer surface of the top end of the first connecting piece is provided with a through hole, the hinge bolt is installed in the through hole, and the gasket is installed at the joint of the hinge bolt and the first connecting piece.

Preferably, the connecting pipe is of a bamboo joint structure, the sealing ring is of an O-shaped ring, and the groove is of an O-shaped ring groove structure.

Preferably, the outer surface of the hinge bolt is provided with a plurality of groups of round holes, and the outer surface of the bottom end of the hinge bolt is provided with a connecting hole.

Compared with the prior art, the invention has the following beneficial effects:

through the joint main part that sets up, the ectosphere increases, the thickness attenuate, the installation face simultaneously is equipped with O type ring groove structure, one side is the plane, the centre is hollow ring structure, the part of connecting pipe is bamboo joint structure or cylinder structure, this scheme of use, joint thickness reduces greatly, the installation face simultaneously cooperates the gasket to use, one side cooperation O type circle uses, the state of articulated bolt use head attenuate, the final direction of height of this scheme of use can reduce more than 13mm, required layout space reduces greatly, promote the suitability of product.

Drawings

FIG. 1 is an overall structure diagram of a low pressure oil pipe joint structure arranged in a small space according to the present invention;

FIG. 2 is a partial structure view of a joint body in a low pressure oil pipe joint structure arranged in a small space according to the present invention;

FIG. 3 is a bottom view of the joint body of the low pressure tubing joint structure of the present invention;

FIG. 4 is a top view structural diagram of a joint body in a low pressure oil pipe joint structure of a small space arrangement according to the present invention;

fig. 5 is a sectional structural view of a joint body in a low pressure oil pipe joint structure arranged in a small space according to the present invention.

In the figure: 1. a connector body; 2. a connecting pipe; 3. a hinge bolt; 4. a first connecting piece; 5. a gasket; 6. a seal ring; 7. a circular hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 5, a low pressure oil pipe joint structure for small space arrangement includes:

connect main part 1, connect one side surface mounting of main part 1 to have a connecting pipe 2 that is used for connecting the nylon tube, connect and install hinge bolt 3 on the main part 1, connect the main part 1 and be provided with gasket 5 with hinge bolt 3's junction, connect and be provided with sealing washer 6 on the main part 1.

The head of the hinge bolt 3 is thinned, being thinner than the thickness of the head of a normal hinge bolt 3.

The joint main body 1 comprises a first connecting piece 4 and a second connecting piece, the section shape of the first connecting piece 4 is a circular ring shape, and the section shape of the second connecting piece is a circular tube shape.

The surface of a connecting piece 4 is connected with one end of a connecting piece II, the outer surface of one end of the connecting piece II, which is far away from the connecting piece 4, is provided with a connecting groove, and a connecting pipe 2 is arranged in the connecting groove.

A groove is formed in the outer surface of the bottom end of the first connecting piece 4, the sealing ring 6 is installed in the groove, and the middle position of the first connecting piece 4 is arranged to be of a hollow circular ring structure.

A through hole is formed in the outer surface of the top end of the first connecting piece 4, the hinge bolt 3 is installed in the through hole, and the gasket 5 is installed at the connecting position of the hinge bolt 3 and the first connecting piece 4.

The connecting pipe 2 is of a bamboo joint structure, the sealing ring 6 is of an O-shaped ring, and the groove is of an O-shaped ring groove structure.

A plurality of groups of round holes 7 are arranged on the outer surface of the hinge bolt 3, and a connecting hole is arranged on the outer surface of the bottom end of the hinge bolt 3.

The round hole 7 is provided on the outer surface of the hinge bolt 3 at a position close to the head of the hinge bolt 3.

When the low-pressure oil pipe joint structure is used, the connecting pipe 2 is installed on the joint main body 1, the gasket 5 is sleeved on the outer surface of the hinge bolt 3, the hinge bolt 3 is installed on the joint main body 1, and the sealing ring 6 is installed in the groove;

through the joint main part 1 that sets up, the ectosphere increases, the thickness attenuate, the installation face simultaneously is equipped with O type ring groove structure, the one side is the plane, the centre is hollow ring structure, the part of connecting pipe 2 is bamboo joint structure or cylinder structure, this scheme of use, joint thickness reduces greatly, installation face one side cooperation gasket 5 uses, one side cooperation sealing washer 6 uses, 3 states of using the head attenuate of articulated bolt, the final direction of height of this scheme of use can reduce more than 13mm, the required space of arranging reduces greatly, promote the suitability of product.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.