CN-224223202-U - Positioning device for installing sleeve valve pipe assembly

CN224223202UCN 224223202 UCN224223202 UCN 224223202UCN-224223202-U

Abstract

The utility model discloses a positioning device for installing a sleeve valve pipe assembly, which comprises an installing sleeve seat, an heightening frame, a pneumatic telescopic rod and a pipe body calibration pressurizing buckling unit, wherein in the using process of the utility model, a valve pipe is tightly covered by an elastic rubber ring I, when the valve pipe is inserted downwards, the elastic rubber ring I is driven to move, the elastic rubber ring I moves to generate vertical traction on a rubber sleeve part, the rubber sleeve part is matched with a fixing ring to realize real-time traction on the upper end surface of the valve pipe, the vertical uniform depth control to the top of the valve pipe can be realized under the traction-shaped body, so that the vertical insertion effect of the valve pipe is improved, the first spraying head can realize the surface lubrication of the valve pipe in the power-assisted guide roller region, the second spraying pipes arranged on the two sides of the power-assisted liquid bin can be symmetrically arranged in a ring shape, the second spraying head can realize the lubrication and the power assistance to the valve pipe surface in the two side regions of the power-assisted guide roller, and the abrasion between the valve pipe and the valve seat seal head is reduced.

Inventors

WANG LONGHU
XIAO YONGXIANG
CHEN ZAIMENG
LI HUI

Assignees

宿迁鼎诚机械制造有限公司

Dates

Publication Date: 20260512
Application Date: 20250523

Claims (7)

1. A positioning device for installing a sleeve valve pipe assembly is characterized by comprising a mounting sleeve seat (1), an heightening frame (2), a pneumatic telescopic rod (4) and a pipe body calibration pressurization buckling unit, wherein an assembly inner cavity (11) is formed in the surface of the mounting sleeve seat (1), the heightening frame (2) is installed at the bottom of the mounting sleeve seat (1), a pressurization stripping structure is arranged at the bottom of the mounting sleeve seat (1) and used for pressurizing and stripping a valve pipe, the pneumatic telescopic rod (4) is installed in the top area of the mounting sleeve seat (1), the pipe body calibration pressurization buckling unit is arranged on the outer surface of the mounting sleeve seat (1) and used for assisting in the calibration in the pipe body buckling process, and a fixing ring I (5) is installed at the top of the output end of the pneumatic telescopic rod (4).
2. The positioning device for installing a sleeve valve pipe assembly according to claim 1, wherein the pipe body calibration pressurization buckling unit comprises a calibration part, the calibration part comprises a lateral clamping table (6), the lateral clamping table (6) is annularly arranged on the outer surface of the installation sleeve seat (1), linear guide rails (61) are embedded and installed on the surface of the lateral clamping table (6), the linear guide rails (61) are symmetrically arranged into two groups, movable seats (7) are installed on the movable ends of the linear guide rails (61), an installation cavity (71) is formed in the movable seats (7), a power-assisted guide roller (9) is installed on one side of each movable seat (7), and an anti-skid adhesive layer is arranged on the surface of each power-assisted guide roller (9).
3. The positioning device for installing the sleeve valve pipe assembly according to claim 2, wherein the pipe body calibration pressurization buckling unit further comprises a lubrication part, the lubrication part comprises a sliding-assisting liquid bin (8), the sliding-assisting liquid bin (8) is embedded and installed inside the installation cavity (71), a fixing frame (81) is installed at the top of the sliding-assisting liquid bin (8), a spraying pipe I (82) is installed at the top of the sliding-assisting liquid bin (8) in a communicating mode, one end of the spraying pipe I (82) is installed inside the fixing frame (81) in a penetrating mode, a spraying head I (821) is arranged at one end of the spraying pipe I (82), spraying pipes II (83) are symmetrically installed on two sides of the sliding-assisting liquid bin (8), and spraying heads II (831) are installed at one end of the spraying pipes II (83).
4. A positioning device for mounting a sleeve valve tube assembly according to claim 3, wherein said first nozzle tube (82) is disposed at an angle of 60 ° to said first nozzle tube (82).
5. A positioning device for mounting a sleeve valve pipe assembly according to claim 3, wherein the second spray head (831) is inclined at 30 degrees to the second spray pipe (83).
6. The positioning device for installing a sleeve valve pipe assembly according to claim 1, wherein the pressurizing and discharging structure comprises a movable cylinder (3), the movable cylinder (3) is installed between the adjacent heightening frames (2), a through hole is formed in the inner bottom of the assembly inner cavity (11), a cylinder top block (31) is installed on the output end of the movable cylinder (3), and the cylinder top block (31) is movably inserted into the through hole.
7. A positioning device for installing a sleeve valve pipe assembly according to claim 1, wherein a rubber sleeve (52) is installed at the bottom of the first fixed ring (5), an elastic rubber ring (51) is installed at the bottom of the rubber sleeve (52), and the cross-sectional area of the elastic rubber ring (51) is smaller than that of the first fixed ring (5).

Description

Positioning device for installing sleeve valve pipe assembly Technical Field The utility model relates to the technical field of positioning and calibrating of valve pipe assemblies, in particular to a positioning device for mounting a sleeve valve pipe assembly. Background The sleeve valve pipe assembly is a key functional unit in an industrial valve system and is characterized in that the sleeve and valve body ‌ are arranged in the core assembly of the single-seat sleeve regulating valve, the core assembly of the single-seat sleeve regulating valve comprises a valve body, a valve seat, a valve core and a sleeve, the sleeve is used for realizing throttling control on fluid media through accurate design, the driving and sealing component ‌ electromagnetic valve assembly generally comprises a guide head, the valve core and a magnetism isolating sleeve, the magnetism isolating sleeve is used for optimizing electromagnetic control performance through magnetic isolation, the sealing structure is designed, and the metal corrugated pipe assembly is matched with a static ring through spring pretightening force, so that the sealing end face is prevented from being separated when the valve is opened and closed rapidly, and the leakage quantity is ensured to reach 1. When the valve is selected, the inner diameter of the corrugated pipe is matched according to the diameter of the valve rod (which is generally larger than 1.5mm of the valve rod), the stroke is controlled to be not more than 25% of the free length so as to ensure the service life, and the flexible sealing fitting ‌ rubber pipe clamp valve rubber sleeve is made of flexible materials, is suitable for different interface shapes and keeps sealing integrity under high pressure. In the prior art, publication No. CN204590026U discloses a positioning device for mounting a sleeve valve pipe assembly, wherein the sleeve valve pipe assembly comprises a plurality of sleeve valve pipes, two sleeve valve pipes are vertically positioned through the positioning device and are connected through a connecting socket after being arranged in a working hole, the positioning device comprises a support piece for mounting the upper part of a lower sleeve valve pipe, the lower part of the support piece is positioned in the working hole, the lower sleeve valve pipe is kept to be positioned in the center of the working hole and prevented from falling into the working hole, and a bracket is arranged above the support piece and used for clamping the outer wall of the lower sleeve valve pipe, and is used for connecting the lower sleeve valve pipe and the upper sleeve valve pipe together after ensuring that the central axis of the lower sleeve valve pipe is parallel to the central axis of a heel pipe positioned outside the lower sleeve valve pipe. The utility model has simple manufacture, simple structure, economy and applicability. However, the prior art still has great disadvantages, such as: Among the above-mentioned device and the prior art, when carrying out the lock installation to valve body head and valve pipe, lack the pressure guide to valve pipe surface, lead to the valve pipe be difficult to keep even steady depth, can make valve pipe lateral wall produce excessive wearing and tearing, influence valve pipe and head sealed effect. Disclosure of utility model The present utility model is directed to a positioning device for installing a sleeve valve tube assembly, so as to solve the above-mentioned problems in the prior art. In order to achieve the above purpose, the positioning device for installing the sleeve valve pipe assembly comprises an installation sleeve seat, an heightening frame, a pneumatic telescopic rod and a pipe body calibration pressurization buckling unit, wherein an assembly inner cavity is formed in the surface of the installation sleeve seat, the heightening frame is installed at the bottom of the installation sleeve seat, a pressurization stripping structure is arranged at the bottom of the installation sleeve seat and used for pressurizing and stripping a valve pipe, the pneumatic telescopic rod is installed in the top area of the installation sleeve seat, the pipe body calibration pressurization buckling unit is arranged on the outer surface of the installation sleeve seat and used for assisting in calibration in the pipe body buckling process, and a fixing ring I is installed at the top of the output end of the pneumatic telescopic rod. Preferably, the pipe body calibration pressurization buckling unit comprises a calibration part, the calibration part comprises a lateral clamping table, the lateral clamping table is annularly arranged on the outer surface of the installation sleeve seat, linear guide rails are embedded and installed on the surface of the lateral clamping table, the linear guide rails are symmetrically arranged into two groups, a movable seat is installed on the movable end of the linear guide rails, an installation cavity is formed