CN218407375U

CN218407375U - Blowout preventer for petroleum drilling

Info

Publication number: CN218407375U
Application number: CN202222869022.4U
Authority: CN
Inventors: 王金言; 马岩; 张明扬
Original assignee: Shenyang Gujin Equipment Manufacturing Co ltd
Current assignee: Shenyang Gujin Equipment Manufacturing Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-31
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses an oil bores adopts blowout preventer belongs to oil and bores and adopts technical field, which comprises a valve body, the inside top of valve body is provided with a shutoff subassembly, and the top of a shutoff subassembly is provided with spacing subassembly, and the below of a shutoff subassembly is provided with No. two shutoff subassemblies, and the below of No. two shutoff subassemblies is provided with control assembly, and the inside below of valve body is provided with filter assembly, the utility model discloses a set up spacing subassembly, realized carrying out spacing effect to a shutoff subassembly automatically for the device can carry on spacingly to a shutoff subassembly automatically when using, has improved the convenience of using, the utility model discloses a set up filter assembly, when taking place the blowout oil and entering, filter the impurity in the oil through the filter screen for the device is convenient for filter the impurity in the oil when using, avoids impurity to get into the many phenomenon of accumulation, influences the use of device.

Description

Blowout preventer for petroleum drilling

Technical Field

The utility model belongs to the technical field of the oil is bored and is adopted, concretely relates to oil is bored and is adopted blowout preventer.

Background

In the pumping operation of petroleum, the polished rod is frequently subjected to mechanical abrasion or corrosion sudden fracture due to long-term use, and at the moment, the blowout of a pumping well is easily caused, so that not only is the loss of resources and properties caused, but also the normal sampling of petroleum is influenced due to the great pollution to the environment caused by the leakage of crude oil.

Chinese patent application No. 201921918727.2 discloses a blowout preventer for oil drilling, including valve body, a body and No. two bodys, the welding of valve body both ends has No. two bodys and No. two body inside covers to be equipped with No. two transfer lines, the bolt is installed through the mounting groove to No. two body top one ends, the welding has a body and a body inside cover to be equipped with a transfer line No. two body bottom, a transfer line and No. two transfer line one end all are connected with the head through the thread groove, corrosion-resistant sealing washer is installed through the mounting groove in the head one side through the bolt fastening have powerful magnet and the powerful magnet outside, reserve groove and reserve inslot portion are seted up at valve body bottom both ends and are fixed with the rotation inserted bar through the pivot, rotate and install small-size spring through the mounting groove between inserted bar and the reserve groove. The utility model discloses a dual seal, it is better to prevent spouting the effect, is fit for being extensively promoted and used.

Above-mentioned patent of disclosing, it is when using, carries on spacingly through the bolt to No. two stoppers, and it is not convenient enough to use, and the bolt loses easily, and when using, spouts the formula when taking place the well, makes the dwang break away from the fixed slot in getting into the reservation groove through oil, but when its uses, does not filter the impurity in the oil, and during impurity got into the reservation groove, long-time accumulation can influence the use of dwang.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a blowout preventer is adopted to oil brill has and can carry on spacingly to No. two stoppers automatically, can carry out filterable characteristics to the oil.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil bores adopts blowout preventer, includes the valve body, the inside top of valve body is provided with a shutoff subassembly, and the top of a shutoff subassembly is provided with spacing subassembly, and the below of a shutoff subassembly is provided with No. two shutoff subassemblies, and the below of No. two shutoff subassemblies is provided with control assembly, and the inside below of valve body is provided with filtering component.

Preferably, the limiting assembly comprises a limiting block, a pull rod, a sliding rod, a limiting spring and a sliding block, wherein the limiting block is arranged above the first plugging assembly, the pull rod is arranged above the limiting block, the sliding block is arranged on one side of the pull rod, the sliding rod penetrates through the middle of the sliding block, and the limiting spring is arranged on the surface of the sliding rod.

Preferably, one side of the pull rod is provided with a fixture block, and a nozzle block is arranged above the fixture block.

Preferably, a rotating shaft is arranged at the joint of the pull rod and the limiting block, and a limiting hole matched with the limiting block is formed above the first plugging component.

Preferably, the filtering component comprises a mounting frame, a filter screen, clamping blocks, clamping rods and clamping springs, wherein the mounting frame is arranged below the inside of the valve body, the filter screen is arranged inside the mounting frame, the clamping blocks are symmetrically arranged on two sides of the mounting frame, the clamping rods are arranged at one ends, far away from the mounting frame, of the clamping blocks, and the clamping springs are arranged on the surfaces of the clamping rods.

Preferably, the guide blocks are symmetrically arranged below two sides of the mounting frame, and guide grooves matched with the guide blocks are formed in the valve body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up spacing subassembly, realized carrying out spacing effect to a shutoff subassembly automatically, when needs carry out the shutoff, make the fixture block with chew a separation through rotating the pull rod, then the pulling pull rod drives the stopper break away from spacing hole can, when needing to open a shutoff subassembly, through a shutoff subassembly of pulling, a shutoff subassembly removes to drive spacing piece and removes the spacing spring of compression, then the stopper inserts spacing downthehole spacing shutoff subassembly and carries on spacingly, then rotate the pull rod and make the fixture block with chew a block, make the device when using, can carry on spacingly to a shutoff subassembly automatically, the convenience of using has been improved.

2. The utility model discloses a set up filtering component, realized carrying out filterable effect to the oil, when taking place the blowout oil and advance, filter the impurity in the oil through the filter screen for the device is convenient for filter the impurity in the oil when using, avoids impurity to get into the many phenomenon of accumulation, influences the use of device.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the limiting assembly of the present invention;

fig. 4 is a schematic structural view of the filter assembly of the present invention.

In the figure: 1. a valve body; 2. a plugging component I; 3. a limiting component; 31. a limiting block; 32. a pull rod; 33. a slide bar; 34. a limiting spring; 35. a slider; 36. a clamping block; 4. a second plugging component; 5. a control component; 6. a filter assembly; 61. a mounting frame; 62. a filter screen; 63. a clamping block; 64. a clamping rod; 65. a chucking spring; 66. and a guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an oil bores adopts blowout preventer, includes

valve body

1, and 1 inside top of valve body is provided with a shutoff subassembly 2, and the top of a shutoff subassembly 2 is provided with spacing subassembly 3, and the below of a shutoff subassembly 2 is provided with No. two shutoff subassemblies 4, and the below of No. two shutoff subassemblies 4 is provided with

control assembly

5, and 1 inside below of valve body is provided with filtering component 6.

Specifically, the limiting component 3 comprises a limiting block 31, a pull rod 32, a slide rod 33, a limiting spring 34 and a slide block 35, wherein the limiting block 31 is arranged above the first blocking component 2, the pull rod 32 is arranged above the limiting block 31, the slide block 35 is arranged on one side of the pull rod 32, the slide rod 33 is arranged in the middle of the slide block 35 in a penetrating mode, and the limiting spring 34 is arranged on the surface of the slide rod 33.

Through adopting above-mentioned technical scheme, when plugging component 2 blocks when needs, make fixture block 36 with chew the piece separation through rotating pull rod 32, then pulling pull rod 32, pull rod 32 removes and drives stopper 31 and break away from spacing hole, thereby alright make plugging component 2 realize the shutoff, when needs are opened plugging component 2, stimulate plugging component 2 No. one, no. one plugging component 2 removes and drives stopper 31 and remove compression limiting spring 34, when removing stopper 31 and spacing hole coincidence, stopper 31 inserts alright carry out spacingly to plugging component 2 No. one in the spacing hole, then rotate pull rod 32 and make chewing piece and fixture block 36 block, make the device when using, can carry on spacingly to plugging component 2 automatically, the convenience of using has been improved.

Specifically, a fixture block 36 is arranged on one side of the pull rod 32, and a nozzle block is arranged above the fixture block 36.

By adopting the technical scheme, the clamping block 36 is matched with the nozzle block to fix the pull rod 32 conveniently, so that the pull rod 32 is prevented from moving randomly.

Specifically, the connecting part of the pull rod 32 and the limiting block 31 is provided with a rotating shaft, and a limiting hole matched with the limiting block 31 is formed above the first plugging component 2.

Through adopting above-mentioned technical scheme, the rotation axis is convenient for pull rod 32 and can be rotatory in stopper 31's top, and stopper 31 is convenient for in the spacing hole and inserts and carry on spacingly to shutoff subassembly 2 No. one.

In use, the present embodiment: when plugging component 2 blocks when needs, make fixture block 36 and chew the piece separation through rotating pull rod 32, then pulling pull rod 32, pull rod 32 removes and drives stopper 31 and break away from spacing hole, thereby alright make plugging component 2 realize the shutoff, when needs are opened plugging component 2, pulling plugging component 2 No. one, plugging component 2 removes and drives stopper 31 and remove and compress spacing spring 34 No. one, when removing stopper 31 and spacing hole coincidence, stopper 31 inserts alright carry on spacingly to plugging component 2 No. one in the spacing hole, then rotate pull rod 32 and make chewing piece and fixture block 36 block, make the device when using, can carry on spacingly to plugging component 2 No. one automatically, the convenience of using has been improved.

Example 2

The present embodiment is different from embodiment 1 in that: specifically, filtering component 6 includes mounting bracket 61, filter screen 62, chucking piece 63, chucking pole 64 and chucking spring 65, and wherein, the inside below of valve body 1 is provided with mounting bracket 61, and the inside of mounting bracket 61 is provided with filter screen 62, and the bilateral symmetry of mounting bracket 61 is provided with chucking piece 63, and the one end that mounting bracket 61 was kept away from to chucking piece 63 is provided with chucking pole 64, and the surface of chucking pole 64 is provided with chucking spring 65.

Through adopting above-mentioned technical scheme, when taking place the blowout oil and getting into, impurity in to the oil through filter screen 62 filters, when long-time use needs to be changed filter screen 62, through pulling chucking pole 64, chucking pole 64 removes and drives chucking piece 63 and remove compression chucking spring 65, break away from the chucking hole up to chucking piece 63, then alright take out mounting bracket 61 and change filter screen 62, make the device when using, be convenient for filter the impurity in the oil, avoid impurity to get into the many phenomenon of accumulation, influence the use of device.

Specifically, guide blocks 66 are symmetrically arranged below two sides of the mounting frame 61, and a guide groove matched with the guide blocks 66 is formed in the valve body 1.

By adopting the technical scheme, the guide block 66 is matched with the guide groove, so that when the mounting frame 61 is inserted into the valve body 1, the clamping block 63 and the clamping hole are on the same horizontal line.

This embodiment is used: when taking place the blowout oil and getting into, impurity in to the oil is filtered through filter screen 62, need change filter screen 62 when long-time use, through pulling chucking pole 64, chucking pole 64 removes and drives chucking piece 63 and remove compression chucking spring 65, break away from the chucking hole until chucking piece 63, then alright take out mounting bracket 61 and change filter screen 62, when guide block 66 and guide way cooperation are convenient for make mounting bracket 61 insert valve body 1, chucking piece 63 and chucking hole are on same water flat line, make the device when using, be convenient for filter impurity in the oil, avoid impurity to get into the many phenomenon of accumulation, influence the use of device.

The utility model provides a shutoff subassembly 2, the structure and the theory of use of No. two shutoff subassemblies 4 and control assembly 5 have been disclosed in the oil development that chinese patent application number is 201921918727.2 discloses is with preventing spouting device, its theory of operation is, a shutoff subassembly 2 includes a transfer line, the head, strong magnet, corrosion-resistant sealing washer, a spring and movable block, thereby it removes under strong magnet's effect to drive a transfer line through a spring and drive the head removal, make and carry out the block between the head, corrosion-resistant sealing washer is convenient for improve the leakproofness, no. two shutoff subassemblies 4 are the same with a shutoff subassembly 2 structure, control assembly 5 includes the reservation tank, dwang and small-size spring, when taking place the blowout, the oil gets into the reservation tank and drives the dwang and remove compression small-size spring and make it break away from the fixed slot, then No. two shutoff subassemblies 4 realize the shutoff effect.

The utility model discloses a theory of operation and use flow: in the extraction operation of petroleum, in order to prevent the occurrence of blowout, people need to use a blowout device, when the oil blowout preventer is used, the oil enters through the filter assembly 6, then the second plugging assembly 4 is plugged through the control assembly 5, at the moment, people separate the limiting assembly 3 from the first plugging assembly 2 again, so that the first plugging assembly 2 is plugged, double plugging is good in blowout prevention effect, when the filter assembly 6 is used, when the oil blowout occurs, impurities in the oil are filtered through the filter screen 62, when the filter screen 62 needs to be replaced after long-time use, the clamping rod 64 is pulled, the clamping rod 64 is moved to drive the clamping block 63 to move and compress the clamping spring 65 until the clamping block 63 is separated from the clamping hole, then the mounting frame 61 can be taken out to replace the filter screen 62, the guide block 66 is matched with the guide groove, so that when the clamping block 61 is inserted into the valve body 1, the clamping block 63 and the clamping hole are on the same horizontal line, the oil blowout preventer is convenient to open when the oil blowout preventer is used, people can conveniently pull the first plugging assembly 32 when the first plugging assembly is pulled, and the first plugging assembly 32 is pulled, so that the first plugging assembly can be detached, when the first plugging assembly 31 and the oil blowout preventer needs to be replaced, and the first plugging assembly, and the second plugging assembly, and the first plugging assembly 32, when the oil blowout preventer need to be replaced, stopper 31 inserts in the spacing hole alright carry on spacingly to a shutoff subassembly 2, then rotates pull rod 32 and makes chewing piece and fixture block 36 block for the device can be spacing to a shutoff subassembly 2 automatically when using, has improved the convenience of using.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil is bored and is adopted blowout preventer, includes the valve body, its characterized in that: the inside top of valve body is provided with a shutoff subassembly, and the top of a shutoff subassembly is provided with spacing subassembly, and the below of a shutoff subassembly is provided with No. two shutoff subassemblies, and the below of No. two shutoff subassemblies is provided with control assembly, and the inside below of valve body is provided with filtering component.

2. The blowout preventer of claim 1, wherein: the limiting assembly comprises a limiting block, a pull rod, a sliding rod, a limiting spring and a sliding block, wherein the limiting block is arranged above the first plugging assembly, the pull rod is arranged above the limiting block, the sliding block is arranged on one side of the pull rod, the sliding rod penetrates through the middle of the sliding block, and the limiting spring is arranged on the surface of the sliding rod.

3. A blowout preventer for oil drilling and production according to claim 2, wherein: one side of the pull rod is provided with a clamping block, and a nozzle block is arranged above the clamping block.

4. A blowout preventer for oil drilling and production according to claim 2, wherein: a rotating shaft is arranged at the joint of the pull rod and the limiting block, and a limiting hole matched with the limiting block is formed above the first plugging component.

5. The blowout preventer according to claim 1, wherein: the filter assembly comprises a mounting rack, a filter screen, clamping blocks, clamping rods and clamping springs, wherein the mounting rack is arranged below the inside of the valve body, the filter screen is arranged inside the mounting rack, the clamping blocks are symmetrically arranged on two sides of the mounting rack, the clamping rods are arranged at the ends, far away from the mounting rack, of the clamping blocks, and the clamping springs are arranged on the surfaces of the clamping rods.

6. The blowout preventer of claim 5, wherein: the below symmetry of the both sides of mounting bracket is provided with the guide block, and the guide way of cooperation guide block is seted up to the inside of valve body.