CN218624154U

CN218624154U - Wellhead reinforcing device for fracturing well

Info

Publication number: CN218624154U
Application number: CN202223184224.1U
Authority: CN
Inventors: 李卫东; 张敏; 邹立萍; 韩龙飞; 李育; 吕栋; 张永飞; 王苗苗
Original assignee: Yanchang Oil Field Co Ltd
Current assignee: Yanchang Oil Field Co Ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-14
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a fracturing well wellhead reinforcing device, which comprises a well body and a stabilizing device, wherein the surface of the well body is provided with a plurality of connectors, one side of each connector is connected with a connecting pipe through the stabilizing device, and the surface of the well body is provided with an auxiliary device; the fixing device comprises a fixing ring, the fixing ring is fixedly connected with the surface of the connecting pipe, the fixing surface of the connecting port is connected with a positioning ring, the surface of the positioning ring is provided with a sliding groove, the inner wall of the sliding groove is rotatably connected with a rotating ring, the fixing surface of the rotating ring is connected with a connecting rod, one side of the connecting rod is fixedly connected with a clamping ring, the surface of the fixing ring is provided with a clamping groove, and the clamping ring is clamped with the inner wall of the clamping groove. Through setting up stabilising arrangement, be convenient for consolidate the equipment connection department, reduced the junction and received the condition that pressure caused the drop, and then improved the holistic stability of equipment.

Description

Wellhead reinforcing device for fracturing well

Technical Field

The utility model belongs to the technical field of fracturing well head equipment, concretely relates to fracturing well head reinforcing apparatus.

Background

In the field of petroleum, fracturing refers to a method for forming cracks in oil and gas layers by utilizing the hydraulic action in the process of oil extraction or gas production, and is also called hydraulic fracturing, wherein the fracturing is to artificially crack the strata, improve the flowing environment of oil in the underground and increase the yield of an oil well, and plays an important role in improving the flowing condition of the bottom of the oil well, slowing down the layers and improving the oil layer utilization condition. The fracturing well wellhead in the prior art is formed by combining a plurality of valves and connectors, but a large amount of pressure is easily generated at the output part of the equipment in the using process, so that the unstable condition of the connection part is easily caused.

In order to solve the unstable problem of equipment junction, prior art adopts the mode of bolt reinforcement to handle, but the bolt receives vibrations easily in the use and leads to the not hard up phenomenon of bolt, leads to pressure department to shake the constraint of breaking away the bolt, causes the unstable condition to appear, can't consolidate equipment junction well, and then leads to fracturing well head junction to receive the pressure effect easily and lead to the junction to drop unstable problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fracturing well head reinforcing apparatus has solved and has had the fracturing well head junction to receive the pressure effect easily among the prior art and lead to the problem that the junction drops.

The utility model discloses the technical scheme who adopts is, fracturing well head reinforcing apparatus, including the well body and securing device, be provided with a plurality of connectors on the well body, the tip of a plurality of connectors is connected with the connecting pipe through securing device, and well body outer wall still is provided with a plurality of auxiliary device, and auxiliary device is used for supporting the well body.

The utility model is also characterized in that,

the fixing device comprises a fixing ring, the fixing ring is connected with the outer wall of the connecting pipe, the end of the connecting port is connected with a positioning ring, the surface of the positioning ring is provided with a sliding groove, the inner wall of the sliding groove is connected with a rotating ring, the outer wall of the rotating ring is connected with a connecting rod, one end of the connecting rod is connected with a clamping ring, the outer wall of the fixing ring is provided with a clamping groove, and the clamping ring is clamped with the inner wall of the clamping groove.

The surface of the rotating ring is provided with a sliding hole, the inner wall of the sliding hole is connected with a clamping block, the surface of the positioning ring is provided with a jack, the clamping block is clamped with the inner wall of the jack, and the upper surface of the top of the clamping block is further provided with a push block.

The inner wall of the surface sliding hole of the rotating ring is provided with a first spring, and two ends of the first spring are fixedly connected with the clamping block and the inner wall of the surface sliding hole of the rotating ring respectively.

The push block is a T-shaped push block.

The auxiliary device comprises a supporting rod and a concave block, and the end part of the supporting rod is connected with a placing block; concave block and the outer wall connection of the well body place the block joint in concave block, and the sliding hole has been seted up to the both sides of concave block, and the inner wall sliding connection in sliding hole has the dog, and the both sides outer wall of placing the block has seted up the spacing groove, the dog and the inner wall joint of spacing groove.

The push rod is characterized by also comprising an inverted U-shaped push rod, wherein two sides of the push rod respectively penetrate through the upper surface of the concave block and are connected with the two stop blocks; and the two sides of the push rod are sleeved with second springs, one end of each second spring is connected with the surface of the concave block, and the other end of each second spring is connected with the push rod.

The beneficial effects of the utility model are that:

1. the well body and the connecting port can be controlled to be closed and opened through the valve, so that the valve is convenient to use; when needs use equipment, insert the snap ring and establish in the draw-in groove on retainer plate surface, it rotates to drive the snap ring through swivel ring cooperation connecting rod, the snap ring rotates when a position, first spring release elasticity drives fixture block and inserted block and inserts and establish in the jack on retainer plate surface, can accomplish the use, through setting up securing device, be convenient for consolidate the equipment junction, can reduce equipment junction when using effectively and adopt the bolt to consolidate, receive vibrations and cause the not hard up unstable phenomenon of junction of bolt that leads to easily, reduced the junction and received the condition that pressure caused the droing, and then the holistic stability of equipment has been improved.

2. When needs use equipment, promote push rod and dog, second spring atress deformation produces elasticity, to place the piece and insert and establish in concave piece, the dog is inserted and is established in the spacing groove of placing the piece surface, loosen the push rod, second spring release elasticity, it resets to drive the dog, the dog offsets with the spacing inslot wall of placing the piece surface, the bracing piece can support, through setting up auxiliary device, be convenient for support the protection to equipment, equipment in the installation has been reduced, the atress department is too single, the phenomenon of slope appears easily when receiving the striking, the condition that the equipment slope leads to the junction to damage has been reduced, and then the holistic protectiveness of equipment has been improved.

Drawings

Fig. 1 is a schematic structural diagram of the wellhead reinforcing device for the fracturing well of the utility model;

FIG. 2 is a schematic structural diagram of a stabilizing device in the wellhead reinforcing device of the fracturing well of the utility model;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural diagram of an auxiliary device in the wellhead reinforcing device of the fracturing well of the utility model;

fig. 5 is the utility model discloses auxiliary device's among fracturing well head reinforcing apparatus cross sectional structure schematic diagram.

In the figure, 1, a well body; 2. a handle; 3. a connecting port; 4. a securing device; 41. a fixing ring; 42. a positioning ring; 43. a connecting rod; 44. a snap ring; 45. a rotating ring; 46. a clamping block; 47. a first spring; 48. pushing a block; 5. an auxiliary device; 51. a support bar; 52. a concave block; 53. placing the blocks; 54. a stopper; 55. a push rod; 56. a second spring; 6. and (4) connecting the pipes.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model discloses fracturing well head reinforcing apparatus, as shown in fig. 1, including the well body 1 and securing device 4, the surface of the well body 1 is provided with a plurality of connectors 3, and one side of connector 3 is connected with connecting pipe 6 through securing device 4, and the surface of the well body 1 is provided with a plurality of handles 2, and the surface of the well body 1 is provided with three auxiliary device 5.

As shown in fig. 2, securing device 4 includes solid fixed ring 41, gu fixed ring 41 is connected with the fixed surface of connecting pipe 6, connector 3's fixed surface is connected with holding ring 42, the spout has been seted up on holding ring 42's surface, the inner wall of spout rotates and is connected with swivel ring 45, as shown in fig. 3, the slide opening has been seted up on swivel ring 45's surface, the inner wall sliding connection of slide opening has fixture block 46, the jack has been seted up on holding ring 42's surface, fixture block 46 and the inner wall joint of jack, through setting up fixture block 46, can fix a position swivel ring 45, improve holistic stability. A first spring 47 is arranged on the inner wall of the sliding hole on the surface of the rotating ring 45, one end of the first spring 47 is connected with the fixture block 46, and the other end of the first spring 47 is fixed on the inner wall of the sliding hole on the surface of the rotating ring 45. Through setting up first spring 47, be convenient for control fixture 46 and reset, improved fixture 46's constraint effect simultaneously.

The surface of the fixture block 46 is fixedly connected with a push block 48, the longitudinal section of the push block 48 is T-shaped, and the fixture block 46 is conveniently pushed to move and conveniently adjusted by arranging the push block 48.

The fixed surface of swivel ring 45 is connected with connecting rod 43, and one side fixedly connected with snap ring 44 of connecting rod 43, the draw-in groove has been seted up on the surface of solid fixed ring 41, and the inner wall joint of snap ring 44 and draw-in groove through setting up snap ring 44, can cooperate solid fixed ring 41 and holding ring 42 to consolidate the equipment junction, has reduced the equipment junction bolt and has received vibrations and lead to becoming flexible, leads to the unstable condition that leads to droing of equipment junction.

As shown in fig. 4, the auxiliary device 5 comprises a support rod 51, a concave block 52 and an inverted U-shaped push rod 55, wherein the three support rods 51 are positioned at the side part of the well body 1 and are obliquely arranged; the end parts of the three support rods 51 are fixedly connected with a placing block 53; concave block 52 is fixedly connected with the surface of well body 1, place the inner wall grafting of piece 53 and concave block 52, and the both sides surface of concave block 52 has seted up the slide hole, and the inner wall sliding connection in slide hole has dog 54, and the surface of placing piece 53 has seted up the spacing groove, and dog 54 and the inner wall joint of spacing groove. The surface of the concave block 52 is provided with two circular holes; by arranging the stop block 54, the placing block 53 can be bound in the concave block 52, so that the supporting rod 51 can support equipment conveniently, and the condition that the whole equipment is unstable and the joint is damaged easily when the equipment is connected with a well pipe is reduced.

As shown in fig. 5, the open ends of the two sides of the inverted U-shaped push rod 55 respectively pass through two circular holes on the surface of the concave block 52, and the end parts are fixedly connected with two stoppers 54; the surfaces of the two sides of the push rod 55 are sleeved with second springs 56, one end of each second spring 56 is fixedly connected with the upper surface of the concave block 52, and the other end of each second spring 56 is connected with the bottoms of the two sides of the inverted U-shaped push rod 55; the second spring 56 is arranged, so that the push rod 55 and the stop block 54 can be controlled to reset conveniently, and the binding effect of the stop block 54 is improved.

The utility model discloses fracturing well head reinforcing apparatus, its concrete theory of operation is:

can control well body 1 and connector 3 to close and open through the valve, conveniently adopt, through setting up securing device 4, when needs use equipment, insert snap ring 44 in the draw-in groove on solid fixed ring 41 surface, cooperate connecting rod 43 to drive snap ring 44 to rotate through swivel ring 45, snap ring 44 rotates to a certain position, first spring 47 release elasticity drives fixture block 46 and insert and inserts and establish in the jack on holding ring 42 surface, can accomplish the use, through setting up securing device 4, be convenient for consolidate the equipment junction, it adopts the bolt to consolidate when using to have reduced equipment effectively, it leads to the unstable phenomenon of junction to receive vibrations to cause the bolt to become flexible easily, it leads to the fact the not steady phenomenon of junction to receive pressure to receive the pressure to cause the condition of droing to receive the junction, and then the holistic stability of equipment has been improved, through setting up auxiliary device 5, when needs use equipment, promote push rod 55 and dog 54, second spring 56 atress deformation produces elasticity, to place block 53 and insert and establish in concave block 52, dog 54 inserts and place the limiting groove on the surface, the protection device 54, the protection device is easy to reduce the phenomenon of the supporting device that the slope of the whole impact of the equipment, the protection device is reduced and the protection device, the protection device is easy to the supporting device, the supporting device is damaged through the single butt of the supporting device, the supporting device is reduced and the supporting device is too.

Claims

1. Fracturing well head reinforcing apparatus, its characterized in that includes the well body (1) and stabilising arrangement (4), be provided with a plurality of connectors (3) on the well body (1), it is a plurality of the tip of connector (3) is connected with connecting pipe (6) through stabilising arrangement (4), well body (1) outer wall still is provided with a plurality of auxiliary device (5), auxiliary device (5) are used for supporting the well body (1).

2. The wellhead reinforcing device for the fractured well according to claim 1, wherein the stabilizing device (4) comprises a fixing ring (41), the fixing ring (41) is connected with the outer wall of the connecting pipe (6), the end of the connecting port (3) is connected with a positioning ring (42), a sliding groove is formed in the surface of the positioning ring (42), a rotating ring (45) is connected to the inner wall of the sliding groove, a connecting rod (43) is connected to the outer wall of the rotating ring (45), one end of the connecting rod (43) is connected with a clamping ring (44), a clamping groove is formed in the outer wall of the fixing ring (41), and the clamping ring (44) is clamped with the inner wall of the clamping groove.

3. The wellhead reinforcing device for the fracturing well according to claim 2, characterized in that a sliding hole is formed in the surface of the rotating ring (45), a clamping block (46) is connected to the inner wall of the sliding hole, a jack is formed in the surface of the positioning ring (42), the clamping block (46) is clamped with the inner wall of the jack, and a pushing block (48) is further arranged on the upper surface of the top of the clamping block (46).

4. The wellhead reinforcing device for the fractured well according to the claim 3, wherein the inner wall of the surface sliding hole of the rotating ring (45) is provided with a first spring (47), and two ends of the first spring (47) are fixedly connected with the fixture block (46) and the inner wall of the surface sliding hole of the rotating ring (45) respectively.

5. The frac well wellhead strengthening device of claim 3, wherein the push block (48) is a T-shaped push block.

6. The wellhead strengthening device of the fracturing well according to claim 1, characterized in that the auxiliary device (5) comprises a support rod (51) and a concave block (52), and the end of the support rod (51) is connected with a placing block (53); concave block (52) and the outer wall connection of well body (1), place piece (53) joint in concave block (52), the slide hole has been seted up to the both sides of concave block (52), the inner wall sliding connection in slide hole has dog (54), the both sides outer wall of placing piece (53) has seted up the spacing groove, dog (54) and the inner wall joint of spacing groove.

7. The wellhead reinforcing device for the fractured well according to claim 6, further comprising an inverted U-shaped push rod (55), wherein two sides of the push rod (55) respectively penetrate through the upper surfaces of the concave blocks (52) and are connected with the two stop blocks (54); and second springs (56) are sleeved on two sides of the push rod (55), one ends of the second springs (56) are connected with the surface of the concave block (52), and the other ends of the second springs (56) are connected with the push rod (55).