CN220909612U - Sand washing pipe for horizontal well of oil field - Google Patents

Abstract

The utility model discloses a sand washing pipe for an oilfield horizontal well, which belongs to the technical field of oilfield and aims at the problems that the service life of the sand washing pipe is short and the use of the sand washing pipe is limited; according to the utility model, the protection frame collides with the sleeve to generate extrusion, so that the protection effect is realized, the effect of improving the use protection performance of the sand washing pipe is achieved, the handle is rotated by manpower to perform rotary operation, the effect of size adjustment is realized, and the effect of improving the universality of the sand washing pipe is achieved.

Description

Sand washing pipe for horizontal well of oil field

Technical Field

The utility model belongs to the technical field of oil fields, and particularly relates to a sand washing pipe for a horizontal well of an oil field.

Background

The horizontal well is that after the oil well drills vertically or obliquely to the oil layer, the drilling tool drills along the direction parallel to the oil layer, a shaft in the horizontal direction is formed in the oil layer, so that the drilling in the oil layer of a long well section is guaranteed until the completion, the traditional oil well often passes through the oil layer vertically or obliquely, the well section in the oil layer is often shorter, the oil extraction efficiency is lower, the oil extraction process of the horizontal well is obvious in production capacity through a longer well section passing through the oil layer, the oil extraction process of the horizontal well is widely applied in oil field exploitation, the horizontal well is a well with a certain length continuously extended after the well track reaches the level, and sand washing construction operation is needed to be carried out on the horizontal well by using a sand washing pipe.

The publication number of the comparative patent document is: "CN 211174010U's an oilfield horizontal well sand washing pipe, including sleeve pipe and oil pipe, oil pipe's one end fixed mounting has the wash pipe, the one end fixedly connected with sand screening pipe of wash pipe, the one end fixedly connected with drift of sand screening pipe, above-mentioned patent still has the following problem under the in-service use condition: although the conventional sand washing pipe can perform daily sand washing operation, in the actual use process, the head of the sand washing pipe is easy to collide with the inner wall of the sleeve to cause damage, so that the service life of the sand washing pipe is short, the size of the anti-friction structure is fixed, the corresponding adjustment operation is inconvenient according to the sizes of different sleeves, the application range of the sand washing pipe is small, and the use of the sand washing pipe is limited.

Therefore, a sand washing pipe for an oilfield horizontal well is needed, and the problems that the service life of the sand washing pipe is short and the use of the sand washing pipe is limited in the prior art are solved.

Disclosure of utility model

The utility model aims to provide a sand washing pipe for an oilfield horizontal well, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil field horizontal well sand washing pipe, includes the body, body both sides all are provided with two bracing pieces, every the bracing piece other end all is fixed with the limiting disc, and wherein two bracing piece surface sliding connection has one of them protection frame, two the close end of protection frame all is fixed with two springs, a plurality of spacing groove has been seted up to the body both sides, the stable groove has all been seted up to the body both sides, two the stable inslot wall all rotates and is connected with the stabilizing disc, two the stabilizing disc all is fixed with the lead screw from the end, two the lead screw all is fixed with the handle from the end, two equal threaded connection of lead screw surface has the link, two the close end of link all is fixed with the limiting frame, two the link all has seted up the mounting groove from the end, two the equal rotation of mounting groove inner wall is connected with the gyro wheel.

In the scheme, two the protection frame middle part sliding connection is at four bracing piece surfaces, every the limiting disc middle part is fixed in every bracing piece one end, two the protection frame is relative setting, every the protection frame is half arc setting.

It is further worth to say that one end of each spring is fixed on one side of each protection frame, and the other end of each spring is fixed on one side of the tube body.

It should be further noted that, every the handle middle part is fixed in every lead screw one end, every the stabilizer middle part is fixed in every lead screw other end, every the stabilizer surface rotates to connect at every stabilizer groove inner wall, every the stabilizer is circular setting.

As a preferred implementation mode, one end of each connecting frame is connected with the outer surfaces of the two screw rods in a threaded mode, the two connecting frames are arranged oppositely, the outer surfaces of the limiting frames are in contact with the inner wall of one limiting groove, and the limiting grooves are distributed annularly.

As a preferable implementation mode, the two mounting grooves penetrate through the separated ends of the two connecting frames, and the outer surfaces of the two rollers are rotatably connected to the inner walls of the two mounting grooves.

Compared with the prior art, the sand washing pipe for the horizontal well in the oil field provided by the utility model at least comprises the following beneficial effects:

(1) The protection frame collides with the sleeve to extrude, so that the protection frame, the spring, the support rod, the limiting disc and the pipe body are mutually matched for operation, the protection effect is realized, the sand washing pipe is effectively protected, and the effect of improving the use protection of the sand washing pipe is further achieved.

(2) The handle is rotated by manpower to perform rotary operation, so that the handle, the screw rod, the stabilizing disc, the stabilizing groove, the connecting frame, the limiting frame and the limiting groove are mutually matched to perform operation, the effect of size adjustment is achieved, corresponding adjustment operation can be performed according to the size of the sleeve, the application range of the sand washing pipe is wider, and the effect of improving the universality of the sand washing pipe is achieved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a guard rack according to the present utility model;

FIG. 3 is a cross-sectional view of a tube body of the present utility model;

Fig. 4 is an enlarged view of the area a in fig. 3.

In the figure: 1. a tube body; 2. a support rod; 3. a limiting disc; 4. a protective frame; 5. a spring; 6. a limit groove; 7. a stabilizing groove; 8. a stabilizer plate; 9. a screw rod; 10. a handle; 11. a connecting frame; 12. a limiting frame; 13. a mounting groove; 14. and a roller.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-4, the utility model provides an oilfield horizontal well sand washing pipe, which comprises a pipe body 1, two support rods 2 are arranged at two sides of the pipe body 1, the support rods 2 play a role in supporting, a limiting disc 3 is fixedly arranged at the other end of each support rod 2, the limiting disc 3 plays a role in limiting, wherein one protection frame 4 is slidably connected to the outer surfaces of the two support rods 2, the protection frames 4 play a role in buffering impact force generated by collision, two springs 5 are fixedly arranged at the adjacent ends of the two protection frames 4, the springs 5 provide an elastic supporting role, a plurality of limiting grooves 6 are formed at two sides of the pipe body 1, the limiting grooves 6 and the limiting frames 12 are mutually matched for operation, the effect of size adjustment is realized, stabilizing grooves 7 are formed at two sides of the pipe body 1, stabilizing grooves 7 play a role in stabilizing, stabilizing discs 8 are rotatably connected to the inner walls of the stabilizing discs 7, lead screws 9 are fixedly arranged at the spaced apart ends of the two stabilizing discs 8, the lead screws 9 drive connecting frames 11 to slide, the fastening handles 9 are fixedly connected to the two guide screws 13 at the spaced apart ends of the two guide shafts 10, the two guide shafts 11 are fixedly connected to the two limiting frames 11, and the two guide shafts 11 are rotatably connected to the two guide shafts 13 at the adjacent ends of the two guide shafts 11, and the two guide shafts are fixedly connected to the two guide shafts 11 at the two ends of the two guide shafts 11 are rotatably connected to the two guide shafts 11.

Further, as shown in fig. 1 and fig. 2, it is worth specifically explaining that the middle parts of the two protecting frames 4 are slidably connected to the outer surfaces of the four supporting rods 2, the middle part of each limiting disc 3 is fixed to one end of each supporting rod 2, the two protecting frames 4 are oppositely arranged, each protecting frame 4 is semi-arc-shaped, one end of each spring 5 is fixed to one side of each protecting frame 4, and the other end of each spring 5 is fixed to one side of the pipe body 1.

Further, as shown in fig. 1, fig. 3 and fig. 4, it is worth specifically explaining that the middle part of each handle 10 is fixed at one end of each screw rod 9, the middle part of each stabilizing disc 8 is fixed at the other end of each screw rod 9, the outer surface of each stabilizing disc 8 is rotationally connected to the inner wall of each stabilizing groove 7, each stabilizing disc 8 is circular, one end of each connecting frame 11 is in threaded connection with the outer surfaces of the two screw rods 9, the two connecting frames 11 are oppositely arranged, the outer surface of each limiting frame 12 is in contact with the inner wall of one limiting groove 6, and a plurality of limiting grooves 6 are distributed in a ring shape.

The scheme comprises the following working processes: when using oil field horizontal well sand washing pipe, at first collide through protection frame 4 and sleeve pipe and produce the extrusion, make protection frame 4 carry out the sliding operation under the stability of two bracing pieces 2 and spacing dish 3, thereby make with protection frame 4 fixed connection's spring 5 compressed under the support of body 1, make spring 5 produce elasticity support weaken the impact force, accomplish the effect of protection, effectually protect the sand washing pipe, and then reach the effect that improves sand washing pipe and use the protectiveness, afterwards, rotate handle 10 through the manpower and rotate the operation, make with handle 10 fixed connection's lead screw 9 carry out the rotary operation under the stability of stabilizer 8 and stabilizer tank 7, thereby make with lead screw 9 surface threaded connection's link 11 carry out the position movement operation under the spacing of staff's hand, and then make with link 11 fixed connection's spacing 12 can slide out one of them spacing 6 inner wall, afterwards can rotate link 11 and make two link 11's horizontal distance the same with the size of sleeve pipe, afterwards rotate 9 and drive spacing 12 in relative size adjustment of 6, the effect that can be adjusted widely, and then, the effect of general sand washing pipe is achieved according to the size adjustment of the relative size of the corresponding sand washing pipe.

The working process can be as follows: the spring 5 which is fixedly connected with the protection frame 4 is compressed to realize the protection effect, the sand washing pipe is effectively protected, the protection effect of the sand washing pipe is improved, the handle 10 is rotated by manpower to rotate, the connecting frame 11 is driven by the screw rod 9 fixedly connected with the middle part of the handle 10 to slide, the effect of size adjustment is realized, corresponding adjustment operation can be carried out according to the size of the sleeve, the application range of the sand washing pipe is wider, and the effect of improving the universality of the sand washing pipe is further achieved.

Further, as shown in fig. 1, fig. 2 and fig. 3, it is worth specifically explaining that the two mounting grooves 13 penetrate through the separated ends of the two connecting frames 11, the outer surfaces of the two rollers 14 are rotationally connected to the inner walls of the two mounting grooves 13, the mounting grooves 13 provide the effect of supporting the rotation of the rollers 14 in places, the effect of improving stability is improved, the rollers 14 can limit the sand washing pipe, and the effect of improving the stability of the sand washing pipe is improved.

To sum up: the installation groove 13 through setting up provides the effect that the place supported for the rotation of gyro wheel 14, improves the effect of stability, can carry out spacingly to the sand washing pipe through the gyro wheel 14 of setting up, improves the effect of sand washing pipe stability.

Claims (6)

1. The utility model provides an oil field horizontal well sand washing pipe, includes body (1), its characterized in that, body (1) both sides all are provided with two bracing piece (2), every bracing piece (2) other end all is fixed with spacing dish (3), and wherein two bracing piece (2) surface sliding connection has one of them protection frame (4), two the similar end of protection frame (4) all is fixed with two springs (5), a plurality of spacing groove (6) have been seted up to body (1) both sides, stable groove (7) have all been seted up to body (1) both sides, two stable groove (7) inner wall all rotate and are connected with stable dish (8), two stable dish (8) all are fixed with lead screw (9) from the end, two lead screw (9) all are fixed with handle (10), two lead screw (9) surface all threaded connection has link (11), two link (11) near end all are fixed with spacing frame (12), two link (11) are from the end all to set up with stable groove (13) in the equal rotation of lead screw (9), two the inner wall (13) all has the mounting groove (13).

2. An oilfield horizontal well sand wash pipe according to claim 1, wherein: two protection frame (4) middle part sliding connection is at four bracing piece (2) surface, every spacing dish (3) middle part is fixed in every bracing piece (2) one end, and two protection frame (4) are relative setting, every protection frame (4) all are half arc setting.

3. An oilfield horizontal well sand wash pipe according to claim 1, wherein: one end of each spring (5) is fixed on one side of each protection frame (4), and the other end of each spring (5) is fixed on one side of the pipe body (1).

4. An oilfield horizontal well sand wash pipe according to claim 1, wherein: every handle (10) middle part is fixed in every lead screw (9) one end, every stabilizer disc (8) middle part is fixed in every lead screw (9) other end, every stabilizer disc (8) surface rotates to be connected at every stabilizer groove (7) inner wall, every stabilizer disc (8) all are circular setting.

5. An oilfield horizontal well sand wash pipe according to claim 1, wherein: two link (11) one end threaded connection is at two lead screw (9) surface, and two link (11) are relative setting, every limit frame (12) surface and one of them limit groove (6) inner wall contact, a plurality of limit groove (6) are annular distribution.

6. An oilfield horizontal well sand wash pipe according to claim 1, wherein: the two mounting grooves (13) penetrate through the separated ends of the two connecting frames (11), and the outer surfaces of the two rollers (14) are rotationally connected to the inner walls of the two mounting grooves (13).