CN217815685U - Prevent impacting water pressure pipe fitting - Google Patents
Prevent impacting water pressure pipe fitting Download PDFInfo
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- CN217815685U CN217815685U CN202221753553.0U CN202221753553U CN217815685U CN 217815685 U CN217815685 U CN 217815685U CN 202221753553 U CN202221753553 U CN 202221753553U CN 217815685 U CN217815685 U CN 217815685U
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Abstract
The utility model discloses a prevent to strike water pressure pipe fitting belongs to pipe fitting technical field, including the pipe main part with fix the perpendicular pipe in its middle part, above-mentioned perpendicular pipe top is fixed with the shrouding, the centre of a circle department of above-mentioned shrouding is equipped with pressure adjustment spare, the inside loose axle that is equipped with of above-mentioned perpendicular pipe and pressure adjustment spare, the outside cover of above-mentioned loose axle downside is equipped with sealing washer and roof pressure spare, the inner space upside of above-mentioned perpendicular pipe is equipped with the spring, above-mentioned pipe main part middle part is equipped with the riser, above-mentioned riser top is equipped with the flat flange, above-mentioned loose axle lower extreme is equipped with the axle piston, above-mentioned perpendicular pipe lower extreme is the pipe hypoplastron, above-mentioned perpendicular pipe upper end is equipped with the pipe upper plate, above-mentioned perpendicular pipe downside excircle is opened there is the discharge opening, above-mentioned pressure adjustment spare is the hexagonal groove on the axle, pressure adjustment spare lower extreme is the hypoplastron, the centre of a circle department of shrouding opens threaded hole, the upper surface of sealing washer is the infundibulate, this prevent to strike water pressure pipe fitting, can reduce the damage that the impact water flow caused to the pipeline.
Description
Technical Field
The utility model belongs to the technical field of the pipe fitting, concretely relates to prevent to strike water pressure pipe fitting.
Background
The pipe fitting is a general name of parts and components which play roles in connection, control, turning, diversion, sealing, supporting and the like in a pipeline system.
The water hammer effect that the water pressure of strikeing caused can lead to components such as its valve of connecting to damage in pipe-line system, for this reason needs a buffering to come from the device that strikes the water pressure effect, and current water hammer annihilator mostly uses spring cooperation piston work, but along with the increase of live time the performance of spring will reduce, and the outside sealing washer of piston also can become invalid gradually.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent to strike water pressure pipe fitting to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic pressure pipe fitting for preventing impact comprises a pipe main body and a vertical pipe fixed in the middle of the pipe main body, wherein a sealing plate is fixed above the vertical pipe, a pressure adjusting piece is arranged at the center of the sealing plate, a movable shaft is arranged in the vertical pipe and the pressure adjusting piece, a sealing ring and a jacking piece are sleeved outside the lower side of the movable shaft, and a spring is arranged on the upper side of the inner space of the vertical pipe;
the pipe comprises a pipe main body and is characterized in that a vertical pipe is arranged in the middle of the pipe main body, a flat flange is arranged above the vertical pipe, a shaft piston is arranged at the lower end of a movable shaft, a pipe lower plate is arranged at the lower end of the vertical pipe, an upper pipe plate is arranged at the upper end of the vertical pipe, a water outlet is formed in the excircle of the lower side of the vertical pipe, an axial channel is formed in the pressure adjusting piece, a hexagonal groove is formed in the upper end of the axial channel, the lower end of the pressure adjusting piece is a lower plate, a threaded hole is formed in the center of the sealing plate, the upper surface of the sealing ring is funnel-shaped, and the lower surface of the sealing ring is a plane.
Preferably, the edge of the lower pipe plate is internally provided with a connecting screw, the connecting screw in the lower pipe plate is screwed into a threaded hole in the flat flange, the edge of the sealing plate is internally provided with a connecting screw, and the connecting screw at the edge of the sealing plate is screwed into a threaded hole in the upper pipe plate.
Preferably, a lower surface of the pressing member is fitted to an upper surface of the packing, and a lower surface of the packing is fitted to an upper surface of the shaft piston.
Preferably, the thread of the outer circle of the pressure adjusting member is engaged with the threaded hole, and the movable shaft is located inside the shaft passage in the pressure adjusting member.
Preferably, a lower end of the spring is pressed against the pressing member, and an upper end of the spring is pressed against the lower plate.
Preferably, the outer diameters of the lower plate, the jacking member, the sealing ring and the shaft piston correspond to the inner diameter of the vertical pipe.
The utility model discloses a technological effect and advantage:
this prevent to strike water pressure pipe fitting, through the pre-compaction state of the setting adjustment spring of pressure adjustment piece, after the spring reduces along with live time's increase elasticity, the accessible is twisted and is moved the power that pressure adjustment piece supplyed this disappearance and is protected the use, still can adapt to different operating pressure's pipeline through this mode, the effort of spring will oppress on the sealing washer between axle piston and the roof pressure piece, after the excircle of sealing washer and the inner wall clearance increase of vertical pipe, the pressure of roof pressure piece will let the sealing washer deformation increase the external diameter, thereby reach increase of service life's technological effect.
Drawings
FIG. 1 is a schematic structural view of a sectioned state at the axial lead of the tube main body according to the embodiment of the present invention;
fig. 2 is a schematic structural view of the disassembled state of the embodiment of the present invention;
FIG. 3 is a schematic view of a cross-sectional structure at the vertical pipe axis of the embodiment of the present invention;
fig. 4 is a schematic view of a sectional structure of the pressure adjusting member at the axial lead of the embodiment of the present invention.
In the figure: 1. a tube main body; 101. a riser; 102. a flat flange; 2. a movable shaft; 201. a shaft piston; 3. a seal ring; 4. a jacking member; 5. a spring; 6. a vertical tube; 601. a tube lower plate; 602. a tube upper plate; 603. a water discharge opening; 7. a connecting screw; 8. a pressure adjustment member; 801. a lower plate; 802. a hexagonal groove; 803. a shaft channel 9 and a sealing plate; 901. the heart screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the pipe fitting for preventing water pressure from being impacted includes a main body 1 and a vertical pipe 6 fixed at the middle portion of the main body, a sealing plate 9 is fixed above the vertical pipe 6, a pressure adjusting member 8 is disposed at the center of the sealing plate 9, a movable shaft 2 is disposed inside the vertical pipe 6 and the pressure adjusting member 8, a sealing ring 3 and a pressing member 4 are sleeved outside the lower side of the movable shaft 2, a spring 5 is disposed at the upper side of the inner space of the vertical pipe 6, and the outer diameter of the spring 5 corresponds to the inner diameter of the vertical pipe 6.
Referring to fig. 2 to 4, a vertical pipe 101 is disposed in the middle of a pipe body 1, a connection structure between the vertical pipe 101 and the pipe body 1 is in a three-way pipe shape, a flat flange 102 is disposed above the vertical pipe 101, a shaft piston 201 is disposed at the lower end of a movable shaft 2, the contour of the shaft piston 201 is in a circular plate shape, a lower pipe plate 601 is disposed at the lower end of a vertical pipe 6, an upper pipe plate 602 is disposed at the upper end of the vertical pipe 6, the lower pipe plate 601 and the upper pipe plate 602 are both used for fastening, a drain opening 603 is formed in the outer circle of the lower side of the vertical pipe 6, the drain opening 603 is used for draining water in an overpressure state, a shaft channel 803 is formed in a pressure adjusting member 8, the shaft channel 803 is matched with the movable shaft 2 to maintain the movement state of the shaft piston 201, a hexagonal groove 802 is formed in the upper end of the shaft channel 803, the contour of the hexagonal groove 802 is adapted to an allen key, a lower end of the pressure adjusting member 8 is a lower plate 801, the lower plate 801 is used for pressing a spring 5, a center of a circle center of a sealing plate 9 is provided with a threaded hole 901, the outer circle of the pressure adjusting member 8 is engaged with a funnel-shaped outer diameter of a sealing ring 3, the sealing ring 3 is increased, and a lower surface of the sealing ring is in a plane.
Referring to fig. 2-4, the connecting screws 7 are arranged in the edge of the lower pipe plate 601, the connecting screws 7 in the lower pipe plate 601 are screwed into the threaded holes in the flat flange 102, the connecting screws 7 are arranged in the edge of the sealing plate 9, the connecting screws 7 in the edge of the sealing plate 9 are screwed into the threaded holes in the upper pipe plate 602, the connecting manner of the connecting screws 7 is favorable for reducing the difficulty of disassembly and maintenance, the lower surface of the jacking member 4 is attached to the upper surface of the sealing ring 3, the lower surface of the sealing ring 3 is attached to the upper surface of the shaft piston 201, the thread on the outer circle of the pressure adjusting member 8 is engaged with the threaded hole 901, the movable shaft 2 is located inside the shaft channel 803 in the pressure adjusting member 8, the lower end of the spring 5 is jacked against the jacking member 4, the upper end of the spring 5 is jacked against the lower pipe plate 801, and the outer diameters of the lower pipe plate 801, jacking member 4, the sealing ring 3 and shaft piston 201 correspond to the inner diameter of the vertical pipe 6, so as to avoid the problem of unsmooth movement caused by an excessively large fit clearance.
The working principle is as follows:
this prevent impacting water pressure pipe fitting, water in the pipe main part 1 will get into inside the vertical pipe 6 during use, the impulsive force will promote the whole rebound of loose axle 2 after impacting water pressure appearance, the impact of rivers is absorbed through the mode of spring 5 deformation, water in crossing the discharge opening 603 pipeline if the lower extreme of axle piston 201 will be discharged in the discharge opening 603, the rebound force of spring 5 after the completion of discharging is with loose axle 2 whole pushing down, spring 5's pressure is decided by pressure adjustment spare 8, the degree of pushing down of pressure adjustment spare 8 decides the pressure that promotes loose axle 2 removal needs, pressure between axle piston 201 and the roof pressure spare 4 will oppress sealing washer 3 and warp, from this the inner wall with the better laminating vertical pipe 6 of the excircle of sealing washer 3.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.
Claims (6)
1. A pipe fitting for preventing water pressure from impact, comprising a pipe body (1) and a vertical pipe (6) fixed at the middle part thereof, characterized in that: a sealing plate (9) is fixed above the vertical pipe (6), a pressure adjusting piece (8) is arranged at the circle center of the sealing plate (9), a movable shaft (2) is arranged inside the vertical pipe (6) and the pressure adjusting piece (8), a sealing ring (3) and a jacking piece (4) are sleeved outside the lower side of the movable shaft (2), and a spring (5) is arranged on the upper side of the inner space of the vertical pipe (6);
the pipe is characterized in that a vertical pipe (101) is arranged in the middle of the pipe main body (1), a flat flange (102) is arranged above the vertical pipe (101), a shaft piston (201) is arranged at the lower end of the movable shaft (2), a vertical pipe (6) lower end is a pipe lower plate (601), a pipe upper plate (602) is arranged at the upper end of the vertical pipe (6), a water outlet (603) is formed in the outer circle of the lower side of the vertical pipe (6), a shaft way (803) is formed in the pressure adjusting piece (8), a hexagonal groove (802) is formed in the upper end of the shaft way (803), a lower plate (801) is arranged at the lower end of the pressure adjusting piece (8), a center threaded hole (901) is formed in the circle center of the sealing plate (9), the upper surface of the sealing ring (3) is a plane, and the lower surface of the sealing ring (3) is a plane.
2. The pipe fitting of claim 1, wherein: the connecting screw (7) is arranged in the edge of the lower pipe plate (601), the connecting screw (7) in the lower pipe plate (601) is screwed into the threaded hole in the flat flange (102), the connecting screw (7) is arranged in the edge of the sealing plate (9), and the connecting screw (7) in the edge of the sealing plate (9) is screwed into the threaded hole in the upper pipe plate (602).
3. The pipe fitting of claim 2, wherein: the lower surface of the jacking piece (4) is attached to the upper surface of the sealing ring (3), and the lower surface of the sealing ring (3) is attached to the upper surface of the shaft piston (201).
4. The pipe fitting of claim 3, wherein: the thread of the excircle of the pressure adjusting piece (8) is meshed with the threaded hole (901), and the movable shaft (2) is positioned inside a shaft channel (803) in the pressure adjusting piece (8).
5. The pipe fitting of claim 1, wherein: the lower end of the spring (5) is propped against the propping piece (4), and the upper end of the spring (5) is propped against the piece lower plate (801).
6. The pipe fitting of claim 1, wherein: the outer diameters of the lower plate (801), the jacking piece (4), the sealing ring (3) and the shaft piston (201) correspond to the inner diameter of the vertical pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221753553.0U CN217815685U (en) | 2022-07-07 | 2022-07-07 | Prevent impacting water pressure pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221753553.0U CN217815685U (en) | 2022-07-07 | 2022-07-07 | Prevent impacting water pressure pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217815685U true CN217815685U (en) | 2022-11-15 |
Family
ID=83961885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221753553.0U Active CN217815685U (en) | 2022-07-07 | 2022-07-07 | Prevent impacting water pressure pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217815685U (en) |
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2022
- 2022-07-07 CN CN202221753553.0U patent/CN217815685U/en active Active
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