CN116146369A - Technological plug for side oil passage hole of engine cylinder body - Google Patents

Abstract

The present disclosure relates to a process plug for an engine block side oil passage hole, the process plug for an engine block side oil passage hole comprising: the process plug body is provided with a first surface and a second surface which are opposite, and a plugging head for plugging an oil passage hole at the side of the engine cylinder body is arranged on the first surface; the operation piece comprises a long rod part and a fastening part which are connected with each other, and the fastening part penetrates through the process plug body from the second surface and is used for fastening with a first turbine oil return pipe bolt mounting hole so as to fix the plug head in the oil passage hole at the side of the engine cylinder body; and the auxiliary piece is fixed on the second face and extends towards a direction away from the operating piece. The technology plug for the side oil duct hole of the engine cylinder body does not need additional auxiliary tools to detach in the use process, and is convenient to operate.

Description

Technological plug for side oil passage hole of engine cylinder body

Technical Field

The disclosure relates to the technical field of engines, in particular to a process plug for an engine cylinder block side oil passage hole.

Background

Under normal conditions, an engine cylinder body side oil passage hole in an engine is used for installing a turbine oil return pipe, but during cold test, the engine cylinder body side oil passage hole is required to be used for installing a process plug so as to meet the requirement of cold test use. However, the existing process plug needs to be disassembled manually by using tools in the use process, is quite inconvenient to operate, and is particularly embodied in the following aspects:

1. because of the limitation of installation space, the process plug is inconvenient in installation, the bolt is often inclined in pre-tightening, and the screw thread is extremely easy to damage and loss is increased if the pneumatic wrench is used for tightening in the follow-up process.

2. The process plug in the related art needs to rotate the engine by 180 degrees during installation, then an operator bends down and holds the process plug firmly while the other hand pre-tightens the process plug, but the process plug is very inconvenient to install and extremely time-consuming due to the narrow position of the process plug and the installation position of the engine, so that the production beat is seriously influenced.

Disclosure of Invention

The technical plug is convenient to operate, and does not need additional auxiliary tools to detach in the use process.

To achieve the above object, the present disclosure provides a process plug for an engine block side oil passage hole, including: the process plug body is provided with a first surface and a second surface which are opposite, and a plugging head for plugging an oil passage hole at the side of the engine cylinder body is arranged on the first surface; the operation piece comprises a long rod part and a fastening part which are connected with each other, and the fastening part penetrates through the process plug body from the second surface and is used for fastening with a first turbine oil return pipe bolt mounting hole so as to fix the plug head in the oil passage hole at the side of the engine cylinder body; and the auxiliary piece is fixed on the second face and extends towards a direction away from the operating piece.

Optionally, a stop end surface is formed at the connection between the long rod part and the fastening part, and the fastening part penetrates through the process plug body so that the stop end surface abuts against the second surface.

Optionally, the fastening portion is configured as a threaded fastening rod, the long rod portion is configured as an operation handle formed by protruding out of the threaded fastening rod along the circumferential direction, a connection part of the threaded fastening rod and the operation handle forms the stop end face, and the threaded fastening rod penetrates through the process plug body to be in threaded connection with the first turbine oil return pipe bolt mounting hole, so that the stop end face is used for pressing the plug head in the engine cylinder body side oil duct hole through the process plug body.

Optionally, the length of the operating handle is in the range of 80mm-100mm.

Optionally, the auxiliary piece includes a fixing portion fixed on the second face, and a holding portion is formed at an end of the fixing portion away from the operating piece.

Optionally, the fixing portion is configured as a cross bar fixedly arranged on the second face and extending horizontally and transversely, and the holding portion is configured as an inclined bar, the inclined bar and the cross bar are arranged at an angle, and the inclined bar extends in a direction away from the second face.

Optionally, the included angle between the inclined rod and the cross rod ranges from 120 degrees to 140 degrees; and/or the length of the transverse rod is 40mm-60mm; and/or the length of the inclined rod is in the range of 60mm-80mm.

Optionally, an auxiliary bump for matching with the bolt mounting hole of the second turbine oil return pipe is arranged on the first surface.

Optionally, the blocking head and the process blocking body are integrally formed.

Optionally, the process plug for the side oil passage hole of the engine cylinder body further comprises a sealing ring, and the sealing ring is sleeved on the plug head.

Through the technical scheme, in the process plug for the engine cylinder body side oil passage hole, the long rod part of the operating piece is operated to enable the fastening part to penetrate through the process plug body to be fastened with the first turbine oil return pipe bolt mounting hole on the engine cylinder body, and meanwhile the plugging head on the process plug body is fixed in the engine cylinder body side oil passage hole, so that plugging of the engine cylinder body side oil passage hole is finally achieved. In the process, an operator can operate the auxiliary piece by one hand to press and keep the process plug body at a proper position, and the other hand operates the long rod part of the operation piece to fasten the fastening part in the first turbine oil return pipe bolt mounting hole, so that the process plug body can be mounted at a corresponding position through the mutual cooperation of the two hands, and finally, the reliable plugging of the oil passage hole at the side of the engine cylinder body is realized through the plugging head. The long rod part in the operating piece and the auxiliary piece extend towards the direction far away from the operating piece, so that an operator can plug the side oil passage hole of the engine cylinder body in the cold test process without using an additional auxiliary tool, and meanwhile, the operator can relatively far away from the engine cylinder body to form a larger operating space when operating the process plug body, and the operator can conveniently install and detach the process plug for the side oil passage hole of the engine cylinder body.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

fig. 1 is a schematic view of a structure of an engine block of the present disclosure when a process block of an engine block-side oil passage hole is not installed;

FIG. 2 is a schematic view of the structure of an engine block of the present disclosure when the process plug of the engine block side oil passage hole is installed;

FIG. 3 is a schematic view of a process plug of an engine block side oil passage hole of the present disclosure;

fig. 4 is another schematic view of the process plug of the engine block-side oil passage hole of the present disclosure, in which a seal ring is shown.

Description of the reference numerals

1-a process plug body; 11-a first side; 111-plugging heads; 112-auxiliary bumps; 12-a second side; 2-an operating member; 21-a fastening part; 22-long shaft; 23-stop end face; 3-auxiliary parts; 31-a fixing part; 32-a grip; 4-a sealing ring; 5-an engine cylinder block side oil passage hole; 6-a first turbine oil return pipe bolt mounting hole; 7-a second turbine oil return pipe bolt mounting hole; 8-engine block.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In this disclosure, unless otherwise indicated, terms of orientation such as "inner and outer" are used to refer to "inner and outer" with respect to the contour of the corresponding component itself. Furthermore, the terms "first," "second," and the like, as used in this disclosure, are used for distinguishing one element from another and not for sequential or importance. Furthermore, in the following description, when referring to the drawings, the same reference numerals in different drawings denote the same or similar elements unless otherwise explained. The foregoing definitions are provided for the purpose of illustrating and explaining the present disclosure and should not be construed as limiting the present disclosure.

The present disclosure provides a process block for an engine block side oil passage hole, as shown with reference to fig. 1 to 4, including: the process plug body 1, wherein the process plug body 1 is provided with a first surface 11 and a second surface 12 which are opposite, and a plug head 111 for plugging the oil passage hole 5 on the side of the engine cylinder body is arranged on the first surface 11; an operation member 2 including a long rod portion 22 and a fastening portion 21 connected to each other, the fastening portion 21 passing through the block body 1 from the second face 12 and being for fastening with the first turbine oil return pipe bolt mounting hole 6 to fix the block head 111 in the engine block-side oil passage hole 5; and an auxiliary member 3, the auxiliary member 3 being fixed to the second face 12, and the auxiliary member 3 extending in a direction away from the operation member 2.

Through the above technical solution, in the process plug for the engine block side oil passage hole provided by the present disclosure, the fastening portion 21 is fastened through the process plug body 1 and the first turbine oil return pipe bolt mounting hole 6 on the engine block 8 by operating the long rod portion 22 of the operating member 2, and at the same time, the plug head 111 on the process plug body 1 is fixed in the engine block side oil passage hole 5, so as to finally realize the plugging of the engine block side oil passage hole 5. In this process, the operator can operate the auxiliary member 3 with one hand to press and hold the process block body 1 in place, and operate the long rod portion 22 of the operation member 2 with the other hand to fasten the fastening portion 21 in the first turbine oil return pipe bolt mounting hole 6, so that the process block body 1 can be mounted in a corresponding position through the cooperation of the two hands, so as to achieve reliable blocking of the engine block side oil passage hole 5 through the blocking head 111. The long rod portion 22 in the operating member 2 and the auxiliary member 3 extend towards the direction away from the operating member 2, so that an operator can plug the engine cylinder block side oil duct hole 5 in the cold test process without using an additional auxiliary tool, and meanwhile, the operator can relatively keep away from the engine cylinder block 8 to form a larger operation space when operating the process plug body 1, and the process plug for the engine cylinder block side oil duct hole is convenient to install and detach.

In the specific embodiment provided in the disclosure, referring to fig. 3 and 4, a stop end surface 23 is formed at the connection position between the long rod portion 22 and the fastening portion 21, and the fastening portion 21 passes through the process plug body 1 so that the stop end surface 23 abuts against the second surface 12, so that when the fastening portion 21 passes through the process plug body 1 and is fastened and installed with the first turbine oil return bolt mounting hole 6 on the engine cylinder 8, the process plug body 1 can be pressed at a proper position on the engine cylinder 8 through the setting of the stop end surface 23, and thus, the plugging effect can be further improved on the basis that the plugging head 111 well plugs the engine cylinder side oil duct hole 5.

In the particular embodiment provided by the present disclosure, both the fastening portion 21 and the long stem portion 22 may be configured in any suitable manner. Alternatively, referring to fig. 3 and 4, the fastening portion 21 is configured as a screw fastening rod, the long rod portion 22 is configured as an operation handle formed by protruding the screw fastening rod in the circumferential direction, a stop end surface 23 is formed at the connection of the screw fastening rod and the operation handle, and the screw fastening rod passes through the process plug body 1 for screw connection with the first turbine oil return pipe bolt mounting hole 6, so that the stop end surface 23 is used for pressing the plug 111 into the engine block side oil passage hole 5 through the process plug body 1, thereby further ensuring good plugging of the plug 111 to the engine block side oil passage hole 5.

In the specific embodiment provided by the disclosure, the length of the operating handle ranges from 80mm to 100mm, and through the arrangement, an operator can be ensured to have a proper length to facilitate the holding operation of the operator when the process plug for the engine cylinder body side oil duct hole is installed and disassembled. The length of the operating handle here may be 80mm, 90mm or 100mm, for example, or any value between these dimensions.

In the specific embodiment provided in the present disclosure, as shown in fig. 3 and 4, in order to further facilitate the operator to install the process block for an engine block side oil passage hole of the present disclosure in the engine block side oil passage hole 5 or detach it from the engine block side oil passage hole 5, the auxiliary member 3 may be provided to include a fixing portion 31 fixed on the second face 12, and a grip portion 32 is formed at one end of the fixing portion 31 away from the operating member 2, so that a certain distance may be provided between the grip portion 32 and the engine block 8, so that the operator may have a sufficient operation space when the operator performs auxiliary installation or detachment of the process block for an engine block side oil passage hole through the grip portion 32.

The fixing portion 31 and the holding portion 32 may be configured in any suitable manner, for example, the fixing portion 31 is configured as a long rod disposed perpendicular to the second face 12 of the process plug body 1, and the holding portion 32 is configured as a horizontal rod extending outwardly perpendicular to the long rod. Alternatively, referring to fig. 3 and 4, the fixing portion 31 is configured as a cross bar that is fixedly disposed on the second face 12 and extends horizontally and transversely, the holding portion 32 is configured as an inclined bar, the inclined bar and the cross bar are disposed at an angle, and the inclined bar extends in a direction away from the second face 12.

In the specific embodiments provided in the present disclosure, the relationship between the range of values of the included angle between the inclined rod and the cross rod and the respective lengths may have at least the following possible embodiments:

in a first possible implementation, the angle between the tilting lever and the crossbar is in the range of 120 ° -140 °.

In a second possible embodiment, the length of the cross-bar is in the range 40mm to 60mm.

In a third possible embodiment, the length of the tilting lever is in the range of 60mm to 80mm.

In a fourth possible embodiment, the length of the cross bar is in the range of 40mm-60mm and the angle between the inclined bar and the cross bar is in the range of 120 ° -140 °.

In a fifth possible embodiment, the length of the tilt lever is in the range of 60mm-80mm and the angle between the tilt lever and the cross bar is in the range of 120 ° -140 °.

In a sixth possible embodiment, the length of the transverse bar is in the range 40mm to 60mm and the length of the oblique bar is in the range 60mm to 80mm.

In a seventh possible embodiment, the length of the transverse bar is in the range of 40mm to 60mm, the length of the inclined bar is in the range of 60mm to 80mm, and the angle between the inclined bar and the transverse bar is in the range of 120 ° to 140 °.

In the seven possible embodiments, the operator can further hold the tilting lever conveniently by limiting the range of the lengths of the cross bar and the tilting lever and the range of the included angles between the two. In addition, in the seven possible embodiments, the length of the transverse rod may be 40mm, 50mm or 60mm, or any value between 40mm and 60mm, the length of the inclined rod may be 60mm, 70mm or 80mm, or any value between 60mm and 80mm, and the included angle between the transverse rod and the inclined rod may be 120 °, 130 ° or 140 °, or any value between 120 ° and 140 °, which is not limited in this disclosure.

In the specific embodiment provided in the present disclosure, referring to fig. 3 and 4, an auxiliary protrusion 112 for matching with the second turbine oil return pipe bolt mounting hole 7 is provided on the first face 11 of the process plug body 1. Here, the auxiliary protrusion 112 may be a cylinder having a shape adapted to the second turbine oil return pipe bolt mounting hole 7, so that the auxiliary protrusion 112 may be inserted into the second turbine oil return pipe bolt mounting hole 7 when the process block for the engine block side oil passage hole is mounted, so that the process block for the engine block side oil passage hole may be reliably maintained at the position by the interaction force between the auxiliary protrusion 112 and the second turbine oil return pipe bolt mounting hole 7.

In the embodiment provided in the present disclosure, referring to fig. 3 and 4, in order to facilitate the processing and increase the overall structural strength, a blocking head 111 may be provided to be integrally formed with the process blocking body 1.

In the specific embodiment provided by the disclosure, referring to fig. 4, the process plug for the engine block side oil passage hole further includes a sealing ring 4, and the sealing ring 4 is sleeved on the plugging head 111, so that when the process plug for the engine block side oil passage hole is installed at a corresponding position on the engine block 8, the sealing ring 4 sleeved on the plugging head 111 can reliably seal a gap between the plugging head 111 and the engine block side oil passage hole 5, thereby avoiding leakage of oil in a cold test process.

The following describes the use procedure of the process plug for the engine block-side oil passage hole with reference to fig. 1 to 4:

when the engine is subjected to cold test, the process plug for the engine cylinder block side oil passage hole is firstly placed at a proper position of the engine cylinder block 8, the plug 111, the auxiliary lug 112 and the threaded fastening rod are respectively inserted into the engine cylinder block side oil passage hole 5, the second turbine oil return pipe bolt mounting hole 7 and the first turbine oil return pipe bolt mounting hole 6 correspondingly, then the inclined rod is held by one hand to keep the process plug for the engine cylinder block side oil passage hole at the position, and the threaded fastening rod is gradually fastened in the first turbine oil return pipe bolt mounting hole 6 by operating the operating handle by the other hand until the stop end face 23 abuts against the first face 11 of the process plug body 1, so that the process plug body 1 can press the plug 111 into the engine cylinder block side oil passage hole 5 under the action of the stop end face 23. When the cooling test is finished and the process plug for the side oil passage hole of the engine cylinder block needs to be detached, the inclined rod is held by one hand at first to keep the process plug for the side oil passage hole of the engine cylinder block at the position, the threaded fastening rod is detached from the first turbine oil return pipe bolt mounting hole 6 by operating the operating handle by the other hand, and then the process plug for the side oil passage hole of the engine cylinder block is detached from the engine cylinder block 8.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims (10)

1. A process plug for an engine block side oil passage hole, comprising:

the process plug body is provided with a first surface and a second surface which are opposite, and a plugging head for plugging an oil passage hole at the side of the engine cylinder body is arranged on the first surface;

the operation piece comprises a long rod part and a fastening part which are connected with each other, and the fastening part penetrates through the process plug body from the second surface and is used for fastening with a first turbine oil return pipe bolt mounting hole so as to fix the plug head in the oil passage hole at the side of the engine cylinder body; and

and the auxiliary piece is fixed on the second surface and extends towards a direction away from the operating piece.

2. The process plug for an engine block-side oil passage hole according to claim 1, wherein a joint of the long rod portion and the fastening portion forms a stopper end face, and the fastening portion passes through the process plug body so that the stopper end face abuts against the second face.

3. The process plug for the engine block-side oil passage hole according to claim 2, wherein the fastening portion is configured as a screw fastening rod, the long rod portion is configured as an operation handle formed to protrude from the screw fastening rod in a circumferential direction, a joint of the screw fastening rod and the operation handle forms the stopper end face, and the screw fastening rod penetrates through the process plug body for screw-connecting with the first turbine oil return pipe bolt mounting hole, so that the stopper end face is used for pressing the plug head into the engine block-side oil passage hole through the process plug body.

4. The process plug for an engine block side oil passage hole according to claim 3, wherein the length of the operating handle has a value ranging from 80mm to 100mm.

5. The process plug for an engine block-side oil passage hole according to claim 1, wherein the auxiliary member includes a fixing portion fixedly provided on the second face, and a grip portion is formed at an end of the fixing portion remote from the operating member.

6. The process plug for an engine block-side oil passage hole according to claim 5, wherein the fixing portion is configured as a cross bar that is fixedly provided on the second face and extends in a horizontal lateral direction, the grip portion is configured as an inclined bar that is disposed at an angle to the cross bar and extends in a direction away from the second face.

7. The process plug for an engine block side oil passage hole according to claim 6, wherein the included angle between the inclined rod and the cross rod ranges from 120 ° to 140 °;

and/or the length of the transverse rod is 40mm-60mm;

and/or the length of the inclined rod is in the range of 60mm-80mm.

8. The process plug for an engine block side oil passage hole according to claim 1, wherein an auxiliary projection for fitting with a second turbine oil return pipe bolt mounting hole is provided on the first face.

9. The process plug for an engine block side oil passage hole according to claim 1, wherein the plug body is integrally formed with the process plug body.

10. The process plug for an engine block side oil passage hole according to claim 1, further comprising a seal ring that is snappingly provided on the plug head.

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