CN202100810U - Direct immersion electromagnetic pilot valve - Google Patents
Direct immersion electromagnetic pilot valve Download PDFInfo
- Publication number
- CN202100810U CN202100810U CN2011201919960U CN201120191996U CN202100810U CN 202100810 U CN202100810 U CN 202100810U CN 2011201919960 U CN2011201919960 U CN 2011201919960U CN 201120191996 U CN201120191996 U CN 201120191996U CN 202100810 U CN202100810 U CN 202100810U
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- immersion type
- pilot valve
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Abstract
A direct immersion electromagnetic pilot valve belongs to the technical field of design and manufacture of ocean oil and gas production equipment. The direct immersion electromagnetic pilot valve adopts methods of high-pressure sealing and electromagnetic force opening and is used in a hydraulic system of a main machine of a deep-ocean blowout preventer. The direct immersion electromagnetic pilot valve comprises a two-position three-way hydraulic valve, a direct immersion electromagnet and a watertight insert connection piece. A designed movable iron core of the electromagnetic pilot valve adopts a sealing structure formed by 446SS stainless steel soft magnetic materials and the two-position three-way hydraulic valve in order to achieve a function of switching of the two-position three-way valve of 21 MPa under 2800-meter deep water. The direct immersion electromagnetic pilot valve has the advantage of accurately opening and closing the two-position three-way hydraulic valve.
Description
Technical field
A kind of direct-immersion type electromagnetic priority valve is used for 2800 meters and the wellhead blowout preventor of following deepwater field oil drilling and guide's control of device, belongs to the design and manufacturing technology field of marine oil and gas exploitation equipment.
Background technique:
Implement the exploitation of petroleum gas at sea; Particularly when the deepwater field below 2800 meters is implemented drilling operation; In order to guarantee carrying out smoothly of drilling project, and the requirement of satisfying sea environment-friendly, the safe operation of control apparatus and high reliability are crucial equipments under water; If Equipment Control is invalid, will cause the disaster of ocean; The DDV pilot valve, or be relay valve, English name is PILOTVALVE, is that offshore oil bores the capital equipment in the completion preventer system control under water container cabin; The preventer system is used for safety brill completion under water, is being drilled in high-pressure oil-gas layer or in the completion formation testing process to high-pressure oil-gas layer, need perhaps closing the control of enforcement to omnipotent preventer through the unlatching of ram block; At the critical moment, the shear ram that can also handle preventer cuts off drilling tool, implements the work of full shut-in well eye; The purpose of these work is to prevent blowout in order to reach; Also can be next step and implement the balance that kill-job rebulids fluid column system in the well and carry out place mat, so that continue to creep into or implement completion practice, and then operation etc.; In a word; The preventer system is contained on the underwater well head under water, is used to realize that safety bores the requisite key equipment of completion, if controlling of preventer malfunctioningly will be caused serious consequence under water; Large-area marine crude oil pollution will be caused in the heavy sea of offshore drilling platform blast, and this accident is exactly because the malfunctioning and uncontrollable disaster that causes of control system of preventer.
In the existing technology; Be used to control the various switch motion modes of preventer system under water, comprise the pass of controlling full sealing core or open, the pass of flashboard or open; Whether employing actions such as shear ram is all accomplished by the preventer ground control system; And this is controlled and all accomplishes through electrohydraulic control system, and the transformation of energy of electrohydraulic control system just need be accomplished through being contained under water the Direct box on blowout preventer set top, and pilot valve is exactly the guide person who starts follow-up hydraulic operated valve; Present this pilot valve is all by external import, the domestic technology of still not having like products.
The model utility content:
The utility model is the problem that drives high pressure valve to guide in the present preventer host hydraulic system, and the mode that adopts high pressure sealing, electromagnetic force to open has designed a kind of direct-immersion type electromagnetic priority valve that can be used for the deep-sea blowout preventer host hydraulic system.
The utility model is achieved in that the utility model comprises two-position three way hydrovalve, direct-immersion type electromagnet and underwater electrical connector composition, is characterized in that:
Said two-position three way hydrovalve 1 is made up of plug screw 6, sieves 7, left valve seat 8, seal ring 9, valve body 11, valve rod 12, right valve seat 15, supporting base 16, steel ball 17, and valve rod 12 is installed in the valve body 11, and steel ball 17 is arranged in the supporting base 16;
Said direct-immersion type electromagnet 3 comprises fixed core 19, moving iron core 21, stainless steel spring 27, coil block 22; Direct-immersion type electromagnet 3 is arranged in the shell 28 by screw 2; Fixed core 19 is arranged on the left end of shell 28; Moving unshakable in one's determination 21 are arranged in the fixed core 19, and stainless steel spring 27 is arranged on moving unshakable in one's determination 21 Inner Front End;
Said connector assembly comprises plug 5, vulcanization of rubber body 25, contact pin 24 and plug seal ring 26; Plug 5 is installed in the right-hand member of shell 28 by bolt 4, and plug 5 is by 26 sealings of plug seal ring; Contact pin 24 by vulcanization of rubber body 25 sulfidization moldings in plug 5;
The end cylindrical is provided with rubber seal assembly 10,13,14 and 18 before, during and after said valve body 11;
Said fixed core 19 is by seal ring 20 unshakable in one's determination and 23 sealings;
Between said fixed core 19, coil block 22, irritate and be cast with epoxy resin with vacuum;
During use, the two-position three way hydrovalve 1 and direct-immersion type electromagnet 3 of assembling the utility model are inserted into the utility model on the deep water blowout preventer apparatus after the assembling earlier, again through plug 5 connection control system; For plug 5 feeds the 24V VDC, moving 21 compression stainless steel springs 27 unshakable in one's determination make steel ball 17 throw off left valve seat 8, and at this moment P port and T port are connected, and under the state of hydraulic pressure operation, steel ball 17 is pushed down right valve seat 15 and just made the A port sealing; During for plug 5 outages, under stainless steel spring 27 effects, valve rod 12 promotes steel ball 17 and pushes down the sealing that left valve seat 8 just can be realized the P port of two-position three way hydrovalve 1, and at this moment T port and A port are connected, and make the pressure release of T port.
The advantage and the beneficial effect of the utility model are: the design of Sealing Structure that moving unshakable in one's determination 21 of the utility model has adopted 446SS stainless steel soft magnetism material and two-position three way hydrovalve to form; Make the utility model can under 2800 meters seawater, realize the conversion function of the two position three-way valve of 21Mpa high pressure; Under the driving of direct-immersion type electromagnet 3; Can carry out opening of two-position three way hydrovalve 1 accurately and efficiently and live and close, the utility model can be applicable to the investigation and the required hydraulic driving systems such as exploitation and underwater environment monitoring of sea bed gas hydrate and marine oil and gas resource.
Description of drawings
Fig. 1 is that the general assembly of the utility model is cutd open and shown structural representation.
Fig. 2 is the amplification sectional structure schematic representation of figure number 1 among the utility model Fig. 1.
Fig. 3 is the sectional structure schematic representation of the utility model when not having connection diagram 2.
The practical implementation method:
Provide the embodiment of the utility model below in conjunction with accompanying drawing.
Embodiment 1:
The structure of the utility model is following:
The utility model is by the two-position three way hydrovalve; Direct-immersion type electromagnet and underwater electrical connector are formed; Two-position three way hydrovalve 1 is made up of plug screw 6, sieves 7, left valve seat 8, seal ring 9, valve body 11, valve rod 12, right valve seat 15, supporting base 16, steel ball 17 and rubber seal assembly; Valve rod 12 is installed in the valve body 11, and the end cylindrical all is provided with rubber seal assembly 10,13,14 and 18 before, during and after valve body 11, and steel ball 17 is arranged in the supporting base 16;
Direct-immersion type electromagnet 3 is arranged in the shell 28 by screw 2; Direct-immersion type electromagnet 3 comprises fixed core 19; Move iron core 21, stainless steel spring 27, coil block 22, shell 28 and seal ring; Wherein, shell 28, fixed core 19 and moving unshakable in one's determination 21 Manufacturing material are 446SS, and the Manufacturing material of stainless steel spring 27 is INCONEL718; Fixed core 19 is arranged on the left end of shell 28, and by seal ring 20 unshakable in one's determination and 23 sealings, moving unshakable in one's determination 21 are arranged in the fixed core 19, between said fixed core 19, coil block 22, irritates with vacuum and is cast with epoxy resin; Stainless steel spring 27 is arranged on moving unshakable in one's determination 21 Inner Front End;
Connector assembly comprises plug 5, vulcanization of rubber body 25, contact pin 24 and plug seal ring 26, and wherein plug 5 is processed by the material of 316L, and the material of vulcanization of rubber body 25 is 4170R; Plug 5 is installed in the right-hand member of shell 28 by bolt 4, and plug 5 is by 26 sealings of plug seal ring; Contact pin 24 by vulcanization of rubber body 25 sulfidization moldings in plug 5;
Embodiment 2:
The assembling sequence of the utility model is:
The first step, the right valve seat 15 that at first will install seal ring 9 are smeared lubricating grease and are packed in the left end hole of valve body 11, reinstall sieves 7 and plug screw 6, and it is subsequent use to install the back;
Second step; The fixed core 19 that will install seal ring 20 unshakable in one's determination is earlier smeared in the housing 28 of packing into behind the lubricating grease; After plug 5 loaded onto plug seal ring 26; With two of fixed core 19 draw lead respectively with plug 5 on two contact pin 24 firm welding; More than work plug 5 smeared the other end of the housing 28 of packing into behind the lubricating grease after accomplishing after, refill the attachment screw of plug screw 6 and tighten, more than working is respectively charged into stainless steel spring 27 and moving iron core 21 in the endoporus of static iron core 19 after accomplishing again;
The 3rd step; Valve rod 12 first step of packing into has been installed in the right-hand member hole of valve body 11 of right valve seat 15, loaded onto the rubber seal assembly at valve body 11 cylindricals again, smeared the parts that assemble with second step behind the lubricating grease again and carry out general assembly; Tightened by screw 2, whole assembly process is all accomplished again.
Embodiment 3:
The using process of the utility model is following: during use, the two-position three way hydrovalve 1 of the utility model is connected through screw 2 with direct-immersion type electromagnet 3, after the assembling the utility model is inserted on the deep water blowout preventer apparatus, again through plug 5 connection control system;
The working procedure of the utility model is following: under 27 effects of stainless steel spring, direct-immersion type electromagnet 3 is moved to the left, and makes valve rod 12 promote steel ball 17 and pushes down the sealing that left valve seat 8 just can be realized the P port of two-position three way hydrovalve 1; On the contrary, through being that plug 5 feeds the 24V VDC, make 3 work of direct-immersion type electromagnet; Moving 21 compression stainless steel springs 27 unshakable in one's determination make steel ball 17 throw off left valve seat 8; P port and T port are connected, and under the state of hydraulic pressure operation, steel ball 17 is pushed down right valve seat 15 and just made the A port sealing; During for plug 5 outage, direct-immersion type electromagnet 3 moving unshakable in one's determination 21 down in stainless steel spring 27 effects, valve rod 12 promotes steel balls 17 and pushes down the sealing that left valve seat 8 just can be realized two-position three way hydrovalve P port, T port and the connection of A port make the pressure release of T port; Through above-mentioned action, just realized the conversion function of two-position three way hydrovalve 1.
Claims (4)
1. a direct-immersion type electromagnetic priority valve comprises two-position three way hydrovalve, direct-immersion type electromagnet and underwater electrical connector composition, it is characterized in that:
Said two-position three way hydrovalve is made up of plug screw, sieves, valve seat, seal ring, valve body, valve rod, valve seat, supporting base, steel ball, and valve rod is installed in the valve body, and steel ball is arranged in the supporting base;
Said direct-immersion type electromagnet comprises fixed core, moving iron core, stainless steel spring, coil block; The direct-immersion type electromagnet is arranged in the shell by screw; Fixed core is arranged on the left end of shell, and moving iron core is arranged in the fixed core, and stainless steel spring is arranged on moving Inner Front End unshakable in one's determination;
Said connector assembly comprises plug, vulcanization of rubber body, contact pin and plug seal ring; Plug is installed in the right-hand member of shell by bolt, and plug is by the sealing of plug seal ring, contact pin by vulcanization of rubber body sulfidization molding in plug.
2. direct-immersion type electromagnetic priority valve according to claim 1 is characterized in that: the end cylindrical is provided with the rubber seal assembly before, during and after said valve body.
3. direct-immersion type electromagnetic priority valve according to claim 1 is characterized in that: said fixed core is sealed by seal ring unshakable in one's determination.
4. direct-immersion type electromagnetic priority valve according to claim 1 is characterized in that: between said fixed core, coil block, be cast with epoxy resin with the vacuum filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201919960U CN202100810U (en) | 2011-06-09 | 2011-06-09 | Direct immersion electromagnetic pilot valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201919960U CN202100810U (en) | 2011-06-09 | 2011-06-09 | Direct immersion electromagnetic pilot valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202100810U true CN202100810U (en) | 2012-01-04 |
Family
ID=45386824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201919960U Expired - Lifetime CN202100810U (en) | 2011-06-09 | 2011-06-09 | Direct immersion electromagnetic pilot valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202100810U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182862A (en) * | 2011-06-09 | 2011-09-14 | 成都欧迅海洋工程装备科技有限公司 | Direct-immersion-type electromagnetic pilot valve |
| CN104411917A (en) * | 2012-06-20 | 2015-03-11 | 国际壳牌研究有限公司 | An electromagnetic actuator for a blowout preventer |
| CN105114383A (en) * | 2015-07-30 | 2015-12-02 | 河北华北石油荣盛机械制造有限公司 | Novel deep-water solenoid electric valve |
-
2011
- 2011-06-09 CN CN2011201919960U patent/CN202100810U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182862A (en) * | 2011-06-09 | 2011-09-14 | 成都欧迅海洋工程装备科技有限公司 | Direct-immersion-type electromagnetic pilot valve |
| CN104411917A (en) * | 2012-06-20 | 2015-03-11 | 国际壳牌研究有限公司 | An electromagnetic actuator for a blowout preventer |
| CN104411917B (en) * | 2012-06-20 | 2018-01-09 | 国际壳牌研究有限公司 | A kind of electromagnetic actuators for preventer |
| CN105114383A (en) * | 2015-07-30 | 2015-12-02 | 河北华北石油荣盛机械制造有限公司 | Novel deep-water solenoid electric valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610041 5 Building No. 2 Room 501 Patentee after: CHENGDU OUXUN TECHNOLOGY CO., LTD. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 B No. 5 Room 501 Patentee before: Chengdu Ouxun Ocean Engineering Equipment Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120104 |
|
| CX01 | Expiry of patent term |