CN108627327B

CN108627327B - Pressure regulating pipeline tool device for pressure valve

Info

Publication number: CN108627327B
Application number: CN201810486191.5A
Authority: CN
Inventors: 郭士宣
Original assignee: Wuhu Union Automation Equipment Co ltd
Current assignee: Wuhu Union Automation Equipment Co ltd
Priority date: 2018-05-21
Filing date: 2018-05-21
Publication date: 2021-03-09
Anticipated expiration: 2038-05-21
Also published as: CN108627327A

Abstract

The invention discloses a pressure valve pressure regulating pipeline tool device which comprises a bottom plate, a limiting plate, an outer sleeve and a cross rod, the upper surface of the bottom plate is provided with a straight guide rail, the straight guide rail is provided with a slide block, the slide block is arranged on the lower surface of the outer sleeve, the pressure regulating central sleeve is arranged in the outer sleeve, an oil groove is arranged in the middle of the inner part of the pressure regulating central sleeve, a movable sleeve is arranged above the outer side of the pressure regulating central sleeve, a cavity is formed between the movable sleeve and the pressure regulating central sleeve, a spring is arranged in the cavity, the middle of the back surface of the outer sleeve is fixedly connected with one end of the cross rod, the back surface of the outer sleeve is provided with an inserting column, the two sides of the rear end of the upper surface of the bottom plate are both fixed with connecting blocks, the two sides of the lower surface of the limiting plate are fixed on the two connecting blocks, the middle of the limiting plate is provided with a cross rod hole, and two inserting holes are symmetrically formed in the two sides of the limiting plate. The invention has the advantages of sealing the pressure regulating surface of the pressure valve during testing and fixing the tool.

Description

Pressure regulating pipeline tool device for pressure valve

Technical Field

The invention relates to the technical field of pressure valve testing tools, in particular to a pressure valve pressure regulating pipeline tool device.

Background

A pressure control valve refers to a valve for controlling and regulating the pressure of a fluid flow in a hydraulic system. Such valves operate on the principle that the fluid pressure and spring force acting on the spool are balanced. The performance of the pressure valve is tested in the production process of the pressure valve, so that the normal work of the pressure valve can be ensured. The tool for testing is required to be used when the pressure valve is tested, the pressure regulating surface of the pressure valve is not sealed when the pressure valve is clamped by the existing tool, test oil can leak when flowing into the pressure valve, the test result is inaccurate, the position of the tool is not fixed when the pressure valve is tested, and the pressure valve is easy to move.

Disclosure of Invention

The invention aims to provide a pressure valve pressure regulating pipeline tool device which has the advantages of sealing a pressure regulating surface of a pressure valve during testing and fixing a tool, and solves the problems that the pressure regulating surface is not well sealed during testing of the pressure valve, the testing result is inaccurate, the position of the tool is not fixed during testing, and the pressure valve is easy to move.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pressure valve pressure regulating pipeline tool equipment, includes bottom plate, limiting plate, overcoat and horizontal pole, set up flutedly in the middle of the bottom plate, straight guide rail is all installed to bottom plate upper surface both sides, the movable mounting slider on the straight guide rail, the both sides at the overcoat lower surface are installed to the slider, the one end fixed connection with the horizontal pole in the middle of the overcoat back, two posts of pegging graft are installed to overcoat back bilateral symmetry, the bilateral symmetry of bottom plate upper surface rear end is fixed with two connecting blocks, limiting plate lower surface both sides are fixed on two connecting blocks.

Preferably, the two straight guide rails are symmetrically distributed on the bottom plates on two sides of the groove, and the straight guide rails are matched with the sliding blocks.

Preferably, the pressure regulating center sleeve is installed to the inside middle of overcoat, the pressure regulating center sleeve is interior to open in the middle of the cover and is equipped with the oil groove, and the oil groove runs through pressure regulating center sleeve, the movable sleeve is installed to pressure regulating center sleeve outside top, and the movable sleeve is located the overcoat, be formed with the cavity between movable sleeve and the pressure regulating center sleeve, install the spring in the cavity, the spring top is connected with the movable sleeve, the spring bottom is connected with pressure regulating center sleeve.

Preferably, the middle of the limiting plate is provided with a cross rod hole, and two sides of the limiting plate are symmetrically provided with two inserting holes.

Preferably, the other end of the cross rod penetrates through the cross rod hole, the cross rod is matched with the cross rod hole, and the inserting column is matched with the inserting hole.

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

1. the movable sleeve is arranged, so that the effect of sealing the pressure regulating surface of the pressure valve during testing is achieved, when the pressure valve is tested, the pressure valve is inserted from the middle of the top end of the outer sleeve, the pressure regulating surface of the pressure valve is in contact with the movable sleeve, when a pressure head above the outer sleeve is pressed downwards, the pressure valve is pressed by downward pressure to press the movable sleeve, the movable sleeve moves downwards, the spring is compressed, and when the pressure regulating surface of the pressure valve is sleeved with the pressure regulating center, the pressure regulation of the pressure valve is realized; the pressure head is withdrawn by 1mm, the upward elastic force of the spring enables the movable sleeve to reset, the pressure regulating surface of the pressure valve is separated from the pressure regulating central sleeve, and meanwhile, the sealing of the pressure regulating surface of the pressure valve is guaranteed to carry out retest, so that the test result is more accurate.

2. The limiting plate is arranged, so that the effect of fixing the outer sleeve during testing is achieved, when the pressure valve is tested, the outer sleeve provided with the pressure valve moves under the pulling of the cross rod, the sliding block is clamped on the straight guide rail to drive the outer sleeve to move, when the inserting column is inserted into the inserting hole, the back face of the outer sleeve is in contact with the limiting plate, the limiting plate is fixed on the bottom plate, the outer sleeve stops moving after touching the limiting plate, and the outer sleeve is fixed with the limiting plate through the inserting connection of the inserting column and the inserting hole, so that the stability of the outer sleeve is kept during testing.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic diagram of the right view structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the jacket of the present invention;

fig. 4 is a schematic front view of a limiting plate according to the present invention.

In the figure: 1. a base plate; 2. connecting blocks; 3. a limiting plate; 4. a jacket; 5. a straight guide rail; 6. a groove; 7. a slider; 8. a cross bar; 9. inserting the column; 31. inserting holes; 32. a cross-bar hole; 41. a pressure regulating central sleeve; 42. a spring; 43. a movable sleeve; 44. an oil sump; 45. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes: a pressure regulating pipeline tool device for a pressure valve comprises a bottom plate 1, a limiting plate 3, an outer sleeve 4 and a cross rod 8, wherein two connecting blocks 2 are symmetrically fixed at the two sides of the rear end of the upper surface of the bottom plate 1, the two sides of the lower surface of the limiting plate 3 are fixed on the two connecting blocks 2, a cross rod hole 32 is formed in the middle of the limiting plate 3, two inserting holes 31 are symmetrically formed in the two sides of the limiting plate 3, the middle of the back surface of the outer sleeve 4 is fixedly connected with one end of the cross rod 8, two inserting columns 9 are symmetrically arranged at the two sides of the back surface of the outer sleeve 4, the other end of the cross rod 8 penetrates through the cross rod hole 32, the cross rod 8 is matched with the cross rod hole 32, the inserting columns 9 are matched with the inserting holes 31, when the pressure valve is tested, the inserting columns 9 are inserted into the inserting holes 31, the back surface of the outer sleeve 4 is, the outer sleeve 4 is fixed with the limiting plate 3, and the stability of the outer sleeve 4 is kept during testing.

Set up recess 6 in the middle of the bottom plate 1, pass the oil pipe that stretches out from 4 bottoms of overcoat in the recess 6, straight guide rail 5 is all installed to 1 upper surface both sides of bottom plate, movable mounting slider 7 on straight guide rail 5, slider 7 installs the both sides at 4 lower surfaces of overcoat, 5 symmetric distribution of two straight guide rails are on the bottom plate 1 of 6 both sides of recess, and straight guide rail 5 and slider 7 looks adaptation, make overcoat 4 remain stable when removing, before the test, place the pressure valve on overcoat 4 earlier, remove under the pulling of horizontal pole 8, slider 7 card drives overcoat 4 and removes on straight guide rail 5.

The pressure regulating central sleeve 41 is arranged in the middle inside the outer sleeve 4, the oil groove 44 is formed in the middle inside the pressure regulating central sleeve 41, the oil groove 44 penetrates through the pressure regulating central sleeve 41, the bottom end of the oil groove 44 corresponds to the groove 6, the movable sleeve 43 is arranged above the outer side of the pressure regulating central sleeve 41, the movable sleeve 43 is positioned in the outer sleeve 4, a cavity 45 is formed between the movable sleeve 43 and the pressure regulating central sleeve 41, the spring 42 is arranged in the cavity 45, the top end of the spring 42 is connected with the movable sleeve 43, the bottom end of the spring 42 is connected with the pressure regulating central sleeve 41, when the pressure valve is tested, the pressure regulating surface of the pressure valve is in contact with the movable sleeve 43, when a pressure head above the outer sleeve 4 presses downwards, the pressure valve is pressed by downward pressure to press the movable sleeve 43, the movable sleeve 43 moves downwards, the spring 42 is compressed, and when the pressure regulating; the pressure head is withdrawn by 1mm, the upward elastic force of the spring 42 enables the movable sleeve 43 to reset, the pressure regulating surface of the pressure valve is separated from the pressure regulating central sleeve 41, and meanwhile, the sealing of the pressure regulating surface of the pressure valve is guaranteed to carry out retest, so that the test result is more accurate.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pressure valve pressure regulating pipeline tool equipment, includes bottom plate (1), limiting plate (3), overcoat (4) and horizontal pole (8), its characterized in that: a groove (6) is formed in the middle of the bottom plate (1), straight guide rails (5) are mounted on two sides of the upper surface of the bottom plate (1), a sliding block (7) is movably mounted on each straight guide rail (5), the sliding blocks (7) are mounted on two sides of the lower surface of the outer sleeve (4), the middle of the back surface of the outer sleeve (4) is fixedly connected with one end of a cross rod (8), two inserting columns (9) are symmetrically mounted on two sides of the back surface of the outer sleeve (4), two connecting blocks (2) are symmetrically fixed on two sides of the rear end of the upper surface of the bottom plate (1), and two sides of the lower surface of the limiting plate (3) are fixed; the pressure regulating central sleeve (41) is installed in the middle of the inside of the outer sleeve (4), an oil groove (44) is formed in the middle of the inside of the pressure regulating central sleeve (41), the oil groove (44) penetrates through the pressure regulating central sleeve (41), a movable sleeve (43) is installed above the outer side of the pressure regulating central sleeve (41), the movable sleeve (43) is located in the outer sleeve (4), a cavity (45) is formed between the movable sleeve (43) and the pressure regulating central sleeve (41), a spring (42) is installed in the cavity (45), the top end of the spring (42) is connected with the movable sleeve (43), and the bottom end of the spring (42) is connected with the pressure regulating central sleeve (41); a cross rod hole (32) is formed in the middle of the limiting plate (3), and two inserting holes (31) are symmetrically formed in two sides of the limiting plate (3); the other end of the cross rod (8) penetrates through the cross rod hole (32), the cross rod (8) is matched with the cross rod hole (32), and the inserting column (9) is matched with the inserting hole (31).

2. The pressure regulating pipeline tool device of claim 1, characterized in that: the two straight guide rails (5) are symmetrically distributed on the bottom plates (1) on two sides of the groove (6), and the straight guide rails (5) are matched with the sliding blocks (7).