CN203857058U - Anti-eccentric adjustment valve - Google Patents

Anti-eccentric adjustment valve Download PDF

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Publication number
CN203857058U
CN203857058U CN201420291523.1U CN201420291523U CN203857058U CN 203857058 U CN203857058 U CN 203857058U CN 201420291523 U CN201420291523 U CN 201420291523U CN 203857058 U CN203857058 U CN 203857058U
Authority
CN
China
Prior art keywords
valve
valve body
manifolds
eccentric adjustment
side manifold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420291523.1U
Other languages
Chinese (zh)
Inventor
吴辉
陈刚
胡庆斌
杨雪华
干瑞彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CNNC Sufa Technology Industry Co Ltd
Original Assignee
CNNC Sufa Technology Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CNNC Sufa Technology Industry Co Ltd filed Critical CNNC Sufa Technology Industry Co Ltd
Priority to CN201420291523.1U priority Critical patent/CN203857058U/en
Application granted granted Critical
Publication of CN203857058U publication Critical patent/CN203857058U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Sliding Valves (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The utility model belongs to an anti-eccentric adjustment valve, and particularly relates to an adjustment valve of which the inlet is provided with two manifolds. The anti-eccentric adjustment valve comprises a valve body of a hollow structure and a valve cover, wherein the valve body is connected with the valve cover through bolts, the valve body is further connected with a lower valve body, a valve seat is arranged between the valve body and the lower valve body, the valve seat is pressed by the lower valve body to form a pressure boundary, the inside of the valve body is connected with a movable part valve element, and the valve element is sleeved with a guide sleeve. The anti-eccentric adjustment valve has the advantages that the two manifolds of the valve body are arranged horizontally, the structure is compact, the manifolds have large sections, the flow speed is reduced, and earlier abrasion of the manifolds is avoided.

Description

Anti-eccentric wear modulating valve
Technical field
The invention belongs to a kind of modulating valve, be specifically related to the modulating valve that a kind of entrance has bifid pipe.
Background technique
The kind of modulating valve is of all kinds, to adapt to different operating modes.Under common operating mode, the way of general employing material local strengthening solves the problem of wearing and tearing.But there is such class operating mode: containing the liquid medium of high solid granulates, be again the situation of High Pressure Difference simultaneously.Valve produces flash distillation after valve seat throttling, and expansion of liquids becomes gas, and flow velocity increases rapidly, by the solid granulates directive downstream wherein comprising.General modulating valve is all a side charging, and after the valve producing like this, jet also can be partial to half, causes the eccentric wear after valve.Local strengthening also can destroy rapidly in time.
Anti-eccentric wear modulating valve is exactly by entrance, to have the use of bifid pipe valve body, Yi Bian avoid medium from pouring, eliminates default direction before fluid enters valve seat.MEDIA FLOW can form symmetrical, metastable flow field after crossing valve seat like this.Jet is also mainly positioned at the annular space at middle part after valve, reduces the destruction to valve rear surface.
Summary of the invention
The object of this invention is to provide a kind of anti-eccentric wear modulating valve, it has the advantages that to prevent runner eccentric wear after valve.
The present invention realizes like this, anti-eccentric wear modulating valve, it comprises valve body and the valve gap with hollow structure, valve body and valve gap are bolted, and valve body is also connected with lower valve body, between valve body and lower valve body, are provided with valve seat, valve seat is pushed down by lower valve body, mineralization pressure border, valve body be internally connected with movement parts spool, spool is set with guide sleeve outward.
The cavity of described valve body is a symmetrical side manifold and the opposite side manifold of being provided with also, and a side manifold and opposite side manifold are intersected in import.
Advantage of the present invention is, two manifolds of valve body are horizontal arrangement, and structure is compact.Manifold adopts large-section simultaneously, reduces flow velocity, avoids the wearing and tearing in advance of manifold.
Accompanying drawing explanation
Fig. 1 is anti-eccentric wear modulating valve fully open position structural drawing provided by the present invention;
Fig. 2 is anti-eccentric wear modulating valve flow schematic diagram provided by the present invention;
Fig. 3 is anti-eccentric wear modulating valve valve body structure figure provided by the present invention.
In figure: 1 time valve body, 2 valve seats, 3 valve bodies, 4 spools, 5 guide sleeves, 6 valve gaps, 7 bolts, 8 imports, 9 one side manifolds, 10 opposite side manifolds, 11 cavitys.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail:
As Figure 1-3, anti-eccentric wear modulating valve comprises valve body 3 and the valve gap 6 with hollow structure, and valve body 3 is connected by bolt 7 with valve gap 6, valve body 3 has also been bolted lower valve body 1, between valve body 3 and lower valve body 1, valve seat 2 is installed, valve seat 2 is pushed down by lower valve body 1, mineralization pressure border.Valve body 3 be internally connected with movement parts spool 4, the outer guide sleeve 5 that is set with of spool 4, spool 4, by guide sleeve 5 guiding moving linearlies, is realized regulatory function, the cavity 11 of valve body 3 be also connected with a side manifold 9 and opposite side manifold 10, one side manifolds 9 and opposite side manifold 10 of symmetry is intersected in import 8.
As shown in Figure 2, medium is mobility status (Fig. 2) in valve, enters rear horse back and is divided into two-way: a side manifold 2 and opposite side manifold 3 by import 8, under the guiding of manifold, turn over 90 degree, from the both sides of cavity, enter respectively, thereby realize stable, symmetrical flow field, reduce eccentric wear.。Two manifolds of valve body are horizontal arrangement (Fig. 3), and structure is compact.Manifold adopts large-section design simultaneously, reduces flow velocity, avoids the wearing and tearing in advance of manifold.

Claims (2)

1. anti-eccentric wear modulating valve, it is characterized in that: it comprises valve body (3) and the valve gap (6) with hollow structure, valve body (3) is connected by bolt (7) with valve gap (6), valve body (3) is also connected with lower valve body (1), between valve body (3) and lower valve body (1), be provided with valve seat (2), valve seat (2) is pushed down by lower valve body (1), mineralization pressure border, valve body (3) be internally connected with movement parts spool (4), the outer guide sleeve (5) that is set with of spool (4).
2. anti-eccentric wear modulating valve as claimed in claim 1, it is characterized in that: the cavity (11) of described valve body (3) is a symmetrical side manifold (9) and the opposite side manifold (10) of being provided with also, and a side manifold (9) and opposite side manifold (10) are intersected in import (8).
CN201420291523.1U 2014-06-03 2014-06-03 Anti-eccentric adjustment valve Expired - Fee Related CN203857058U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420291523.1U CN203857058U (en) 2014-06-03 2014-06-03 Anti-eccentric adjustment valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420291523.1U CN203857058U (en) 2014-06-03 2014-06-03 Anti-eccentric adjustment valve

Publications (1)

Publication Number Publication Date
CN203857058U true CN203857058U (en) 2014-10-01

Family

ID=51606910

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420291523.1U Expired - Fee Related CN203857058U (en) 2014-06-03 2014-06-03 Anti-eccentric adjustment valve

Country Status (1)

Country Link
CN (1) CN203857058U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299236A (en) * 2014-06-03 2016-02-03 中核苏阀科技实业股份有限公司 Anti-eccentric regulating valve
CN106090337A (en) * 2016-08-30 2016-11-09 上海核阀门制造有限公司 A kind of axial-flow type high temperature adjustable valve group

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299236A (en) * 2014-06-03 2016-02-03 中核苏阀科技实业股份有限公司 Anti-eccentric regulating valve
CN106090337A (en) * 2016-08-30 2016-11-09 上海核阀门制造有限公司 A kind of axial-flow type high temperature adjustable valve group
CN106090337B (en) * 2016-08-30 2018-08-14 上海一核阀门股份有限公司 A kind of axial-flow type high temperature adjustable valve group

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141001