CN206889715U - A kind of valve for oil field - Google Patents

A kind of valve for oil field Download PDF

Info

Publication number
CN206889715U
CN206889715U CN201720692033.6U CN201720692033U CN206889715U CN 206889715 U CN206889715 U CN 206889715U CN 201720692033 U CN201720692033 U CN 201720692033U CN 206889715 U CN206889715 U CN 206889715U
Authority
CN
China
Prior art keywords
valve
bonnet
oil
rod
flange
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.)
Active
Application number
CN201720692033.6U
Other languages
Chinese (zh)
Inventor
米金顺
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.)
TIANJIN GUANGSHUNYUAN MACHINERY MANUFACTURING Co Ltd
Original Assignee
TIANJIN GUANGSHUNYUAN MACHINERY MANUFACTURING 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 TIANJIN GUANGSHUNYUAN MACHINERY MANUFACTURING Co Ltd filed Critical TIANJIN GUANGSHUNYUAN MACHINERY MANUFACTURING Co Ltd
Priority to CN201720692033.6U priority Critical patent/CN206889715U/en
Application granted granted Critical
Publication of CN206889715U publication Critical patent/CN206889715U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

It the utility model is related to a kind of valve for oil field.Including bonnet, and valve body;Horizontal valve seat is provided with the middle part of body cavity, valve seat is laterally held out against by the wavy spring positioned at one end, and groove is provided with the bottom of body cavity, and support chip be supported to valve seat, U-shaped is provided with groove;Externally threaded valve rod also is carried including middle and lower part, valve stem nut is provided with the external thread part of valve rod middle and lower part, in addition to middle and lower part is inserted into the valve plate in valve seat, the upper limb of valve plate is fixedly connected with the bottom of valve stem nut;The upper position of valve rod is provided with filler in bonnet, between the outer wall of valve rod and the inwall of bonnet, and gland is provided with the top of filler;Also include the bearing block that is fixedly connected with bonnet, of bottom, the upper end of valve rod is passed by being opened in the hole in the middle part of bearing block and is provided with handwheel;Annular ridge is provided with the middle and upper part of valve rod, is provided with lower bearing provided with upper bearing (metal), lower section in the top of annular ridge, lower bearing is crimped on the top of gland.

Description

A kind of valve for oil field
Technical field
The utility model belongs to valve arrangement technical field, more particularly to a kind of valve for oil field.
Background technology
In oilfield, need to use substantial amounts of valving in controlling methodology of oil pipeline, the break-make for control pipeline And flow.Oil field valve is broadly divided into sulfur resistive mud valve, soft seal mud valve, high-pressure well mouth gate valve, hard metallic seal slurry valve, anti- Steal multiple points of dog valve, shell valve, downhole hole-closure device, differential pressure oil sealing type gate valve, choke stop evacuation valve, grinding-wheel type regulating valve etc. Class.Existing valve device structure is complicated, and action response is slow, and inconvenience is safeguarded in dismounting.
Utility model content
The utility model for solve technical problem present in known technology provide it is a kind of it is rational in infrastructure, action response is fast Speed, the valve for oil field for being easy to dismounting to safeguard.
The utility model is adopted the technical scheme that to solve technical problem present in known technology:One kind is used for oil The valve in field includes bonnet, and valve body, is provided with flange in the bottom in the bottom of bonnet, is equipped with the entrance and exit of valve body End flange, top flange, flange in the bottom and top flange docking connection are provided with the top of valve body;At the middle part of body cavity Provided with horizontal valve seat, valve seat is laterally held out against by the wavy spring positioned at one end, groove is provided with the bottom of body cavity, recessed Support chip be supported to valve seat, U-shaped is provided with groove;Also carry externally threaded valve rod including middle and lower part, in valve rod under The external thread part in portion is provided with valve stem nut, in addition to middle and lower part is inserted into the valve plate in valve seat, upper limb and the valve rod spiral shell of valve plate Female bottom is fixedly connected;The upper position of valve rod is provided with bonnet, between the outer wall of valve rod and the inwall of bonnet, Filler, gland is provided with the top of filler;Also include the bearing block that bottom is fixedly connected with bonnet, the upper end of valve rod is by opening up Hole in the middle part of bearing block passes and is provided with handwheel;Annular ridge is provided with the middle and upper part of valve rod, in the top of annular ridge Lower bearing is provided with provided with upper bearing (metal), lower section, lower bearing is crimped on the top of gland.
The advantages of the utility model and good effect are:The utility model, which provides, a kind of reasonable in design is used for oil The valve in field, compared with existing valving, in the technical program by setting valve plate to be fixedly connected with valve stem nut, valve rod Nut is connected with threaded stem, valve seat is fixed on the inner chamber of valve body using ripple spring, there is provided a set of response open with The train of mechanism of closing, realizes the technique effect of the stable lifting of valve plate during by rotating handwheel driving stem, and response quickly is steady It is fixed.Connected mode between each part ensure that convenience of valve later stage dismounting when safeguarding, by the fast assembling-disassembling in later stage with Cleaning and nursing inside carrying out, extend the service life of valve.
Preferably:Righting gasket ring is provided between the outer wall of valve stem nut and the inwall of bonnet,.
Preferably:The oil filler point of radially insertion is provided with the side wall of bearing block, the inner of the oil filler point is penetrated to valve rod Annular ridge outside, lubricating cup is installed in the outer end of the oil filler point.
Preferably:Greasing hole is offered in the side wall of bonnet, the inner insertion in the greasing hole is to outside in the middle part of valve rod Side, greasing cup is installed in the outer end in the greasing hole.
Preferably:Be equipped with the both ends of valve seat annular seal groove, be equipped with each seal groove for valve body The O-ring sealed between inwall.
Preferably:Bearing block is fixedly connected using the sunk screw of multiple radial directions with bonnet,.
Preferably:Using circumferentially distributed multigroup between the flange in the bottom of bonnet, bottom and the top flange of body top Screw rod is fixedly connected with nut.
Brief description of the drawings
Fig. 1 is main view cross section structure diagram of the present utility model.
In figure:1st, handwheel;2nd, lubricating cup;3rd, bearing block;4th, sunk screw;5th, screw rod;6th, nut;7th, greasing cup;8th, upper valve Lid;9th, valve stem nut;10th, righting gasket ring;11st, valve plate;12nd, valve seat;13rd, O-ring;14th, support chip;15th, valve body;16th, top Screw;17th, pad;18th, valve rod;19th, sealing ring;20th, upper bearing (metal);21st, lower bearing;22nd, gland;23rd, filler;24th, waveform bullet Spring.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, hereby lift following examples and describe in detail It is as follows:
Fig. 1 is referred to, the valve of the present utility model for oil field includes bonnet, 8 and valve body 15, at the bottom of bonnet, 8 Portion is provided with flange in the bottom, and end flange is equipped with the entrance and exit of valve body 15, and top flange is provided with the top of valve body 15, Flange in the bottom and top flange docking connection.In the present embodiment, the flange in the bottom of the bottom of bonnet, 8 and the top at the top of valve body 15 It is fixedly connected between flange using circumferentially distributed multigroup screw rod 5 with nut 6.
Horizontal valve seat 12 is provided with the middle part of the inner chamber of valve body 15, valve seat 12 is laterally pushed up by the wavy spring 24 positioned at one end Tightly, groove is provided with the bottom of the inner chamber of valve body 15, being supported to valve seat 12, U-shaped support chip 14 is provided with groove.This In embodiment, be equipped with the both ends of valve seat 15 annular seal groove, be equipped with each seal groove for in valve body 15 The O-ring 13 sealed between wall.
Externally threaded valve rod 18 also is carried including middle and lower part, valve stem nut is provided with the external thread part of the middle and lower part of valve rod 18 9, in addition to middle and lower part is inserted into the valve plate 11 in valve seat 12, the upper limb of valve plate 11 is fixedly connected with the bottom of valve stem nut 9, when When valve rod 18 rotates, valve stem nut 9 drives the lifting moving of valve plate 11.
The upper position of valve rod 18 is provided with filler in bonnet, 8 between the outer wall of valve rod 18 and the inwall of bonnet, 8 23, filler 23 is crimped provided with gland 22 in the top of filler 23.
Also include the bearing block 3 that bottom is fixedly connected with bonnet, 8, the upper end of valve rod 18 is by being opened in the middle part of bearing block 3 Hole pass and handwheel 1 be installed.Bearing block 3 is fixedly connected using the sunk screw 4 of multiple radial directions with bonnet, 8.In order to protect Sealing effectiveness is demonstrate,proved, sealing ring 19 is provided between the outer wall of valve rod 18 and the inwall of bearing block 3.Pad is provided with the top of handwheel 1 Piece 17, pad 17 use top screw 16 to be fixedly connected with the upper end of valve rod 18.Annular ridge is provided with the middle and upper part of valve rod 18, Lower bearing 21 is provided with provided with upper bearing (metal) 20, lower section in the top of annular ridge, lower bearing 21 is crimped on the top of gland 22.
In the present embodiment, righting gasket ring 10 is provided between the outer wall of valve stem nut 9 and the inwall of bonnet, 8.
In the present embodiment, the oil filler point of radially insertion is provided with the side wall of bearing block 3, the inner insertion of the oil filler point is extremely The outside of the annular ridge of valve rod 18, lubricating cup 2 is installed in the outer end of the oil filler point.
In the present embodiment, greasing hole is offered in the side wall of bonnet, 8, the inner insertion in the greasing hole is into valve rod 18 The outside in portion, greasing cup 7 is installed in the outer end in the greasing hole.

Claims (7)

1. a kind of valve for oil field, it is characterized in that:Including bonnet, (8) and valve body (15), set in the bottom of bonnet, (8) There is flange in the bottom, end flange be equipped with the entrance and exit of valve body (15), top flange is provided with the top of valve body (15), Flange in the bottom and top flange docking connection;Be provided with horizontal valve seat (12) at the middle part of valve body (15) inner chamber, valve seat (12) by Wavy spring (24) positioned at one end is laterally held out against, and is provided with groove in the bottom of valve body (15) inner chamber, is provided with groove to valve Support chip (14) that seat (12) is supported, U-shaped;
Externally threaded valve rod (18) also is carried including middle and lower part, valve stem nut is provided with the external thread part of valve rod (18) middle and lower part (9), in addition to middle and lower part is inserted into the valve plate (11) in valve seat (12), the upper limb of valve plate (11) and the bottom of valve stem nut (9) It is fixedly connected;The upper position of valve rod (18) in the bonnet, (8), valve rod (18) outer wall and bonnet, (8) inwall it Between be provided with filler (23), be provided with gland (22) in the top of filler (23);
Also include the bearing block (3) that bottom is fixedly connected with bonnet, (8), the upper end of valve rod (18) is by being opened in bearing block (3) The hole at middle part passes and is provided with handwheel;Annular ridge is provided with the middle and upper part of valve rod (18), is provided with the top of annular ridge Upper bearing (metal) (20), lower section are provided with lower bearing (21), and lower bearing (21) is crimped on the top of gland (22).
2. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:In the outer wall and bonnet, (8) of valve stem nut (9) Inwall between be provided with righting gasket ring (10).
3. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:It is provided with the side wall of bearing block (3) and radially passes through Logical oil filler point, the inner of the oil filler point penetrate to the outside of the annular ridge of valve rod (18), installed in the outer end of the oil filler point There is lubricating cup (2).
4. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:Greasing is offered in the side wall of bonnet, (8) Hole, the inner insertion in the greasing hole are provided with greasing cup (7) in the outer end in the greasing hole to the outside in the middle part of valve rod (18).
5. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:The close of annular is equipped with the both ends of valve seat (12) Sealing groove, the O-ring (13) for being sealed between the inwall of valve body (15) is equipped with each seal groove.
6. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:Bearing block (3) uses the countersunk head spiral shell of multiple radial directions Nail (4) is fixedly connected with bonnet, (8).
7. it is used for the valve in oil field as claimed in claim 1, it is characterized in that:The flange in the bottom and valve body of bonnet, (8) bottom (15) it is fixedly connected between the top flange at the top of using circumferentially distributed multigroup screw rod (5) with nut (6).
CN201720692033.6U 2017-06-14 2017-06-14 A kind of valve for oil field Active CN206889715U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720692033.6U CN206889715U (en) 2017-06-14 2017-06-14 A kind of valve for oil field

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720692033.6U CN206889715U (en) 2017-06-14 2017-06-14 A kind of valve for oil field

Publications (1)

Publication Number Publication Date
CN206889715U true CN206889715U (en) 2018-01-16

Family

ID=61319013

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720692033.6U Active CN206889715U (en) 2017-06-14 2017-06-14 A kind of valve for oil field

Country Status (1)

Country Link
CN (1) CN206889715U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110630761A (en) * 2019-09-24 2019-12-31 中泰阀门有限公司 Integral gate valve with integrally forged body cover

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110630761A (en) * 2019-09-24 2019-12-31 中泰阀门有限公司 Integral gate valve with integrally forged body cover
CN110630761B (en) * 2019-09-24 2021-08-31 中泰阀门有限公司 Integral gate valve with integrally forged body cover

Similar Documents

Publication Publication Date Title
CN206889715U (en) A kind of valve for oil field
CN206017914U (en) A kind of lift check valve with flow control function
CN205714085U (en) A kind of mechanical packer of bidirectionally anchoring
CN201486515U (en) Switch type releasing packer
CN203175480U (en) Internal-pressure type RDS circulating valve
CN105065701B (en) Hard sealing hoisting type lock plug valve and its control method
CN204437296U (en) Embedded forging Y type is without bonnet stop valve
CN201412539Y (en) High-pressure large-diameter fracturing gate valve
CN206346721U (en) Wellhead over-pressure protector
CN212004332U (en) Gate valve with emergency closing function
CN205001535U (en) Double containment flanged gate valve
CN210949952U (en) Ultra-high pressure guide plate flat gate valve
CN209041594U (en) A kind of high sealing hard seal butterfly valve resistant to high temperature
CN208204053U (en) A kind of totally enclosed type electric gate valve
CN207112079U (en) A kind of valve outer valve stem on-line pressure sealant fixture
CN205504042U (en) Dark manual wafer valve of pole
CN202327186U (en) Upper-assembled ball valve
CN205663901U (en) Corrugated tube stop valve of area direction muscle valve clack
CN201568003U (en) Ultra-high pressure fracturing and acidizing oil-extracting wellhead device
CN208919363U (en) A kind of well head inside screw nonrising stem type gate valve
CN204387477U (en) Bellows ball valve
CN2816341Y (en) Pressure-relief type well-plugging device
CN214305480U (en) Self-sealing valve cover
CN207161733U (en) A kind of valve shaft adjusting apparatus of vertical butterfly valve
CN203627856U (en) Forged steel gate valve

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant