CN205937902U - Y type gate valve - Google Patents

Y type gate valve Download PDF

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Publication number
CN205937902U
CN205937902U CN201620872488.1U CN201620872488U CN205937902U CN 205937902 U CN205937902 U CN 205937902U CN 201620872488 U CN201620872488 U CN 201620872488U CN 205937902 U CN205937902 U CN 205937902U
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CN
China
Prior art keywords
valve
described valve
tube
valve seat
seat insert
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Active
Application number
CN201620872488.1U
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Chinese (zh)
Inventor
徐福兵
洪兆东
吴聪敏
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.)
Semak (xiamen) Valve Co Ltd
Original Assignee
Semak (xiamen) Valve 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
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Priority to CN201620872488.1U priority Critical patent/CN205937902U/en
Application granted granted Critical
Publication of CN205937902U publication Critical patent/CN205937902U/en
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Abstract

The utility model discloses a Y type gate valve, it includes the support pipe, middle part pipe and valve body pipe, the middle part union coupling is in the upper end of valve body pipe, the support pipe sets up the upper end at the middle part pipe, the valve rod passes support pipe and middle part union coupling to the hand wheel of setting in support pipe upper end, the lower extreme at the valve rod is connected to the flashboard, hand wheel up time needle or counter -clockwise turning drive valve rod move down or shift up, and then the drive flashboard moves down or shifts up, the left end inner wall of valve body pipe is equipped with round valve seat insert, the diameter of flashboard is greater than valve seat insert's right -hand member open -ended internal diameter, the flashboard passes through hand wheel clockwise rotation or anticlockwise rotation regulation and valve seat insert's sealing connection degree, completely sealing connection or some sealing connection or sealing connection not. The utility model discloses an advantage: valve seat insert structure, flow state are stably, and be sealed reliable, the two way seal, the flow is adjustable, and the flow direction does not have the series flow extremely, compact structure, open and close rapidly, the runner is unblocked, the flow resistance is little, sealing performance is good. Wide application range.

Description

A kind of Y type gate valve
Technical field
The utility model is related to a kind of Y type gate valve, belongs to gate valve technical field.
Background technology
Common gate valve volume is big, and pipeline specific position can not be installed and used, and maintenance is loaded down with trivial details, and cost is extremely high, processing The reason difficulty is big, the opening and closing element of gate valve is flashboard, the direction of motion of flashboard and flow direction, and gate valve can only make standard-sized sheet and complete Close it is impossible to making adjustments and throttling, and seal is not fine, easily causes and flows to crossfire.
Utility model content
The technical problems to be solved in the utility model, is to provide that a kind of two way seal, flow be adjustable, flow direction absolutely not crossfire Y type gate valve.
The utility model is realized by following proposal:A kind of Y type gate valve, it includes stand tube, central tube and valve body tube, institute State the upper end that central tube is connected to described valve body tube, and be 45 degree with the angle of described valve body tube, described stand tube is arranged on institute State the upper end of central tube, and be 0 degree with the angle of described central tube, valve rod passes through described stand tube and described central tube to be connected to It is arranged on the handwheel of described stand tube upper end, flashboard is connected to the lower end of described valve rod, described handwheel turns clockwise and drives institute State valve rod to move down, and then drive described flashboard to move down, described handwheel rotate counterclockwise drives moves on described valve rod, and then drives institute State and move on flashboard, the left end inwall of described valve body tube is provided with a circle valve seat insert, the right-end openings of described valve seat insert with It is integrally in 45 degree, the internal diameter of the right-end openings with diameter greater than described valve seat insert of described flashboard, and described flashboard passes through institute State handwheel turn clockwise or rotate counterclockwise adjust with described valve seat insert be tightly connected degree, fully seal connection Or part is tightly connected or blow-by connects, and the right-hand member inwall of described valve body tube is provided with a circle bracing ring.
Described valve seat insert forms integral structure, described valve seat insert and described valve body tube with the inwall of valve body tube Left end port leave one end distance.
The upper end of described stand tube is provided with valve stem nut, and described valve rod passes through described valve stem nut, and described handwheel passes through set Described valve stem nut is connected with valve rod, the upper end of described handwheel is provided with round nut, described round nut is enclosed within described valve rod spiral shell Female outer wall.
The lower end of described handwheel is provided with bearing, and described bearing is arranged on the both sides of described valve stem nut, described bearing upper End is provided with bearing cap, described bearing cap sleeve is on described valve stem nut, described bearing cap is arranged on described bearing and institute State between handwheel, described bearing cap and described bearing are arranged at the inside of described stand tube.
The upper end of described central tube is provided with valve gap, and described valve gap is connected to described by middle flange bolt and middle flange gasket The upper end of central tube.
The lower end of described stand tube is connected to the upper end of described valve gap by gland, and described valve rod passes through described gland and institute State valve gap, described gland is fixed by gland bolt.
Described gland and described valve gap are provided with filler with the junction of described valve rod.
The left end port of described valve body tube is provided with valve seat cap, described valve seat cap is connected with described valve seat insert, And the internal diameter of described valve seat cap is sequentially reduced from outside to inside.
It is provided with many O-ring between the inwall of described valve seat insert and described valve body tube.
It is provided with plug screw between the inwall of described valve seat insert and described valve body bottom of the tube.
The beneficial effects of the utility model are:
1st, a kind of valve base sealing coil structures using movement of Y of the utility model type gate valve, fluid stable, sealed reliable; Two way seal designs, and flow is adjustable, flow direction absolutely not crossfire, and valve internal flow path designs are suitable for abrasion state;
2nd, a kind of compact conformation of Y of the utility model type gate valve, keying are rapidly, moment of torsion is little, runner is unimpeded, fluid resistance Little;
3rd, the good seal performance of a kind of Y of the utility model type gate valve:Movable valve seat using one end is made with pipeline medium The firmly automatic tight connecting with flashboard, sealing is tight, No leakage;
4th, a kind of Y of the utility model type gate valve can be with multi-purpose valve:Alternative common gate valve, stop valve, and Flow-rate adjustment Effect;
5th, a kind of Y of the utility model type gate valve is applied widely, general be applied to water supply, petrochemical industry, metallurgy, mine, light textile, In the pipe-line systems such as the energy, papermaking, food, iron and steel, medium flow direction is switched over and the shunting to medium or fluid-mixing.
Brief description
Fig. 1 is a kind of structural representation of the utility model Y type gate valve.
In figure:1 is stand tube, and 2 is central tube, and 3 is valve body tube, and 4 is valve rod, and 5 is handwheel, and 6 is flashboard, and 7 is that valve seat is close Seal, 8 is bracing ring, and 9 is valve stem nut, and 10 is round nut, and 11 is bearing, and 12 is bearing cap, and 13 is valve gap, and 14 is middle method Blue bolt, 15 is middle flange gasket, and 16 is gland, and 17 is gland bolt, and 18 is filler, and 19 is valve seat cap, and 20 is O-ring, 21 is plug screw.
Specific embodiment
With reference to Fig. 1, the utility model is further illustrated, but the utility model protection domain does not limit to described content.
Wherein identical parts are presented with like reference characters.It should be noted that word used in describing below Language "front", "rear", "left", "right", "up" and "down" refer to the direction in accompanying drawing, and word " interior " and " outward " refer respectively to court To or the direction away from particular elements geometric center, and accompanying drawing all in the form of very simplification and all using non-accurately than Rate, only in order to purpose that is convenient, lucidly aiding in illustrating the utility model embodiment.
In order to clear, do not describe whole features of practical embodiments, in the following description, be not described in detail known function And structure because they can make the utility model due to unnecessary details chaotic it should think in any practical embodiments Exploitation in it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to relevant system or relevant business The restriction of industry, changes into another embodiment by an embodiment, additionally, it should think this development be probably complicated and Time-consuming, but it is only routine work to those skilled in the art.
A kind of Y type gate valve, it includes stand tube 1, central tube 2 and valve body tube 3, and central tube 2 is connected to the upper of valve body tube 3 End, and be 45 degree with the angle of valve body tube 3, stand tube 1 is arranged on the upper end of central tube 2, and is 0 degree with the angle of central tube 2, Valve rod 4 passes through stand tube 1 and central tube 2 to be connected to the handwheel 5 being arranged on stand tube 1 upper end, and flashboard 6 is connected under valve rod 4 End, handwheel 5 turns clockwise and carries ovable valve stem 4 to move down, and then drives flashboard 6 to move down, on handwheel 5 rotate counterclockwise band ovable valve stem 4 Move, and then drive shifting on flashboard 6, the left end inwall of valve body tube 3 is provided with a circle valve seat insert 7, and the right-hand member of valve seat insert 7 is opened Mouth is integrated therewith to be in 45 degree, the internal diameter of the right-end openings with diameter greater than valve seat insert 7 of flashboard 6, and it is suitable that flashboard 6 passes through handwheel 5 Hour hands rotation or rotate counterclockwise adjust with valve seat insert 7 be tightly connected degree, fully seal connection or partly close Envelope connects or blow-by connects, and the right-hand member inwall of valve body tube 3 is provided with a circle bracing ring 8.
Valve seat insert 7 forms integral structure, the left end end of valve seat insert 7 and valve body tube 3 with the inwall of valve body tube 3 Mouth leaves one end distance.
The upper end of stand tube 1 is provided with valve stem nut 9, and valve rod 4 passes through valve stem nut 9, and handwheel 5 is by being enclosed within valve stem nut 9 Above it is connected with valve rod 4, the upper end of handwheel 5 is provided with round nut 10, and round nut 10 is enclosed within the outer wall of valve stem nut 9.
The lower end of handwheel 5 is provided with bearing 11, and bearing 11 is arranged on the both sides of valve stem nut 9, and the upper end of bearing 11 is provided with axle Hold and cap 12, bearing cap 12 is enclosed within valve stem nut 9, bearing cap 12 is arranged between bearing 11 and handwheel 5, bearing cap 12 and bearing 11 be arranged at the inside of stand tube 1.
The upper end of central tube 2 is provided with valve gap 13, during valve gap 13 is connected to by middle flange bolt 14 and middle flange gasket 15 The upper end of portion's pipe 2.
The lower end of stand tube 1 is connected to the upper end of valve gap 13 by gland 16, and valve rod 4 passes through gland 16 and valve gap 13, pressure It is fixing that lid 16 passes through gland bolt 17.
Gland 16 and valve gap 13 are provided with filler 18 with the junction of valve rod 4.
The left end port of valve body tube 3 is provided with valve seat cap 19, valve seat cap 19 is connected with valve seat insert 7, and valve seat And the internal diameter of cap 19 is sequentially reduced from outside to inside.
It is provided with many O-ring 20 between the inwall of valve seat insert 7 and valve body tube 3.
It is provided with plug screw 21 between the inwall of valve seat insert 7 and valve body tube 3 bottom.
During work:A kind of situation, in the presence of handwheel 5 turns clockwise, band ovable valve stem 4 promotes flashboard 6 displacement off-position Put, medium enters pressurization from left end, due to the active force of medium promote valve seat insert 7 automatically and flashboard 6 combine closely so as to Sealing;Another kind of situation:In the presence of handwheel 5 turns clockwise band ovable valve stem 4 promote flashboard 6 displacement off position, medium from Right-hand member enters pressurization, and because the active force of medium promotes, flashboard 6 is automatic to be combined closely so as to seal with valve seat insert 7.
Although the technical solution of the utility model has been done with more detailed elaboration and enumerate it will be appreciated that for For those skilled in the art, above-described embodiment is made with modification or using equivalent replacement scheme, this skill to this area For art personnel be it is clear that without departing from the utility model spirit on the basis of these modifications or improvements, all belong to The scope claiming in the utility model.

Claims (10)

1. a kind of Y type gate valve it is characterised in that:It includes stand tube(1), central tube(2)And valve body tube(3), described central tube (2)It is connected to described valve body tube(3)Upper end, and with described valve body tube(3)Angle be 45 degree, described stand tube(1)Setting In described central tube(2)Upper end, and with described central tube(2)Angle be 0 degree, valve rod(4)Through described stand tube(1)With Described central tube(2)It is connected to and be arranged on described stand tube(1)The handwheel of upper end(5), flashboard(6)It is connected to described valve rod(4) Lower end, described handwheel(5)Turn clockwise the described valve rod of drive(4)Move down, and then drive described flashboard(6)Move down, described Handwheel(5)Rotate counterclockwise drives described valve rod(4)Upper shifting, and then drive described flashboard(6)Upper shifting, described valve body tube(3)'s Left end inwall is provided with a circle valve seat insert(7), described valve seat insert(7)Right-end openings integrated therewith be in 45 degree, described Flashboard(6)With diameter greater than described valve seat insert(7)Right-end openings internal diameter, described flashboard(6)By described handwheel(5) Turn clockwise or rotate counterclockwise is adjusted and described valve seat insert(7)Be tightly connected degree, fully seal connection or Person's part is tightly connected or blow-by connects, described valve body tube(3)Right-hand member inwall be provided with a circle bracing ring(8).
2. a kind of Y type gate valve according to claim 1 it is characterised in that:Described valve seat insert(7)With valve body tube(3) Inwall formed integral structure, described valve seat insert(7)With described valve body tube(3)Left end port leave one end distance.
3. a kind of Y type gate valve according to claim 1 it is characterised in that:Described stand tube(1)Upper end be provided with valve rod spiral shell Female(9), described valve rod(4)Through described valve stem nut(9), described handwheel(5)By being enclosed within described valve stem nut(9)Go up and valve Bar(4)Connect, described handwheel(5)Upper end be provided with round nut(10), described round nut(10)It is enclosed within described valve stem nut(9)'s Outer wall.
4. a kind of Y type gate valve according to claim 3 it is characterised in that:Described handwheel(5)Lower end be provided with bearing (11), described bearing(11)It is arranged on described valve stem nut(9)Both sides, described bearing(11)Upper end be provided with bearing cap (12), described bearing cap(12)It is enclosed within described valve stem nut(9)On, described bearing cap(12)It is arranged on described bearing(11) With described handwheel(5)Between, described bearing cap(12)With described bearing(11)It is arranged at described stand tube(1)Inside.
5. a kind of Y type gate valve according to claim 1 it is characterised in that:Described central tube(2)Upper end be provided with valve gap (13), described valve gap(13)By middle flange bolt(14)With middle flange gasket(15)It is connected to described central tube(2)Upper end.
6. a kind of Y type gate valve according to claim 5 it is characterised in that:Described stand tube(1)Lower end pass through gland (16)It is connected to described valve gap(13)Upper end, described valve rod(4)Through described gland(16)With described valve gap(13), described pressure Lid(16)By gland bolt(17)Fixing.
7. a kind of Y type gate valve according to claim 6 it is characterised in that:Described gland(16)With described valve gap(13)With Described valve rod(4)Junction be provided with filler(18).
8. a kind of Y type gate valve according to claim 1 it is characterised in that:Described valve body tube(3)Left end port be provided with valve Seat cap(19), described valve seat cap(19)With described valve seat insert(7)It is connected, and described valve seat cap(19)Internal diameter It is sequentially reduced from outside to inside.
9. a kind of Y type gate valve according to claim 1 it is characterised in that:Described valve seat insert(7)With described valve body tube (3)Inwall between be provided with many O-ring(20).
10. a kind of Y type gate valve according to claim 1 it is characterised in that:Described valve seat insert(7)With described valve body Pipe(3)It is provided with plug screw between the inwall of bottom(21).
CN201620872488.1U 2016-08-12 2016-08-12 Y type gate valve Active CN205937902U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620872488.1U CN205937902U (en) 2016-08-12 2016-08-12 Y type gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620872488.1U CN205937902U (en) 2016-08-12 2016-08-12 Y type gate valve

Publications (1)

Publication Number Publication Date
CN205937902U true CN205937902U (en) 2017-02-08

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ID=57920786

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620872488.1U Active CN205937902U (en) 2016-08-12 2016-08-12 Y type gate valve

Country Status (1)

Country Link
CN (1) CN205937902U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114110191A (en) * 2021-10-29 2022-03-01 北京航天石化技术装备工程有限公司 Novel blind plate device of pivot transposition formula

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114110191A (en) * 2021-10-29 2022-03-01 北京航天石化技术装备工程有限公司 Novel blind plate device of pivot transposition formula
CN114110191B (en) * 2021-10-29 2023-05-09 北京航天石化技术装备工程有限公司 Novel blind plate device with shifting rotating shaft

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