CN213540365U - Oil field yield increase well drilling fracturing device - Google Patents
Oil field yield increase well drilling fracturing device Download PDFInfo
- Publication number
- CN213540365U CN213540365U CN202022011201.5U CN202022011201U CN213540365U CN 213540365 U CN213540365 U CN 213540365U CN 202022011201 U CN202022011201 U CN 202022011201U CN 213540365 U CN213540365 U CN 213540365U
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- Prior art keywords
- connecting plate
- fixed
- ring flange
- seted
- groove
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- 238000005553 drilling Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 32
- 230000000638 stimulation Effects 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 210000002421 cell wall Anatomy 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 19
- 244000309464 bull Species 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 239000003129 oil well Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses an oil field output increasing well drilling fracturing unit, including the trunk line, the auxiliary line has been installed to the port department of trunk line, and the connecting plate has been installed to the inside of auxiliary line, and the fixed block has been installed to one end one side of connecting plate, has installed the pivot between the fixed block, rotates in the pivot and has installed the bull stick, and the one end of bull stick has been seted up and has been changeed the hole, changes the downthehole pivot of wearing to be equipped with, and flip has been installed to the one end of bull stick, has seted up the fixed slot on the connecting plate, and the internal thread is installed to the inner wall of. When the water in the trunk line flows back, the flip cover on the rotating rod can be tightly attached to the connecting plate, so that the reverse flow is avoided, when the filter screen is blocked by the temporary plugging agent, the frame can be taken out from the fixing groove of the connecting plate through the rotating frame due to the threaded connection of the internal thread and the external thread, and the filter screen is replaced.
Description
Technical Field
The utility model belongs to the technical field of the oil field is gathered, concretely relates to oil field output increasing well drilling fracturing unit.
Background
In the oil exploitation in-process, not only exploit a certain direction, but the exploitation is carried out to a plurality of directions of circumference, along with the income of exploitation degree promptly, the crude oil in old crack control area has all been adopted the back, need implement the stifled diversion of temporary blocking and repeat the fracturing, open new layer on vertical and plane, the crude oil outside the exploitation old crack control area, when carrying out new fracturing, can adopt chemistry temporary blocking agent to block up old crack usually, push open new crack, implementation method is: adding a temporary plugging agent into a stratum to enable a crack or a high permeability layer to generate filter cake bridging, enabling subsequent working fluid not to enter so as to promote generation of a new crack, enabling pressure blocking in the direction of horizontal maximum ground stress to be realized by using the temporary plugging agent and changing the crack initiation position of the crack, realizing new crack opening and crack steering in repeated fracturing, and compared with the conventional original crack sand adding of repeated fracturing, because the new crack is opened by manual temporary plugging and steering fracturing instead of refilling and extending the original crack, the temporary plugging agent has higher flow conductivity, simultaneously increases the opportunity of communicating an unused oil-gas layer and changing the fluid seepage displacement law of the oil-gas layer, improves the efficiency of oil displacement by injected water, has higher yield-increasing effect, because the temporary plugging agent is granular and can be gradually melted when meeting water, the temporary plugging agent injected on the wall of an auxiliary pipeline can be stuck, and the temporary plugging agent stuck on the wall can be gradually melted so as to be completely stuck on the wall, and when injecting next time, graininess temporary plugging agent can be glued on these temporary plugging agents that melt to let the interior diameter space in the auxiliary tube reduce gradually, be unfavorable for the injection of temporary plugging agent, inject into the actual temporary plugging agent in the oil well moreover and have the difference with the theory, influence fracturing effect.
The current oil field yield increase drilling fracturing unit is with the pipe connection, and fixed connection filter screen in the pipeline is through the pipeline that links to each other, pours into temporary plugging agent into to the exploitation layer in the stratum, and temporary plugging agent is poured into the oil well along with the water in the pipeline into together, blocks up old crack to impel new crack to produce, the weak point of existence has: because the filter screen is inside fixed connection pipeline, long-time the use, the stifled agent granule of temporary can bond on the filter screen to the shutoff filter screen, the staff is difficult for clearing up, influences the stifled agent of temporary and realizes opening new seam and make the crack take place to turn to, causes the influence to the exploitation of oil well.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil field output increasing well drilling fracturing unit to solve the difficult problem of changing of current oil field output increasing well drilling fracturing unit filter screen.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil field output increasing drilling fracturing unit, includes the trunk line, the auxiliary pipeline has been installed to the port department of trunk line, the connecting plate has been installed to the inside of auxiliary pipeline, the fixed block has been installed to one end one side of connecting plate, the pivot has been installed between the fixed block, the bull stick has been installed in the rotation, the one end of bull stick has been seted up and has been changeed the hole, it wears to be equipped with the pivot to change downthehole, flip has been installed to the one end of bull stick, the fixed slot has been seted up on the connecting plate, the internal thread is installed to the inner wall of fixed slot, the frame has been set up in the fixed slot, the outer wall of frame.
Preferably, one end of the connecting plate is provided with a guide plate.
Preferably, a first flange plate is installed at one end of the main pipeline, a first fixing hole is formed in the first flange plate, a second flange plate is installed at one end of the auxiliary pipeline, a second fixing hole is formed in the second flange plate, and a fixing pin is inserted into the first fixing hole and the second fixing hole and locked by a nut.
Preferably, a sealing groove is formed in the first flange plate and the second flange plate, a protruding block is arranged on the groove wall of the sealing groove, a sealing ring is arranged in the sealing groove in a sleeved mode, a slot is formed in the sealing ring, the protruding block penetrates through the slot, and a fixing ring is arranged in the sealing groove in a sleeved mode.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an oil field output increasing well drilling fracturing unit, compared with the prior art, because the bull stick is clearance fit with the pivot, flip on the bull stick can center on the pivot upset, when the rivers backward flow in the trunk line, pressure in the pipeline increases, make flip on the bull stick to hug closely on the connecting plate, thereby avoid the adverse current, when blockking up by the temporary plugging agent on the filter screen, because internal thread and external screw thread threaded connection, through revolving frame, can follow the fixed slot of connecting plate and take out the frame, change the filter screen, there is the fracturing effect that easily ensures the fracturing unit.
The utility model provides an oil field output increasing well drilling fracturing unit through alternate the fixed pin in the fixed orifices two of the fixed orifices one of ring flange one and ring flange two, makes the lug on the seal groove alternate in the slot of sealing washer, and lug extrusion sealing washer can let the sealing washer take place to warp to can seal the gap between ring flange one and the ring flange, improve the leakproofness of device.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a schematic top view taken at A-A of FIG. 1;
fig. 4 is an enlarged schematic view of fig. 2 at b.
In the figure: the device comprises a main pipeline 1, an auxiliary pipeline 2, a connecting plate 3, a fixing block 4, a rotating shaft 5, a rotating rod 6, a rotating hole 7, a turnover cover 8, a fixing groove 9, an internal thread 10, a frame 11, an external thread 12, a filter screen 13, a guide plate 14, a flange plate I15, a fixing hole I16, a flange plate II 17, a flange plate II 18, a fixing hole II 19, a fixing pin 20, a nut 21, a sealing groove 22, a convex block 23, a sealing ring 24, a slot 24 and a fixing ring 25.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, 2, 3 and 4, an oilfield stimulation drilling fracturing device comprises a main pipeline 1, a first flange 15 is welded at the upper port of the main pipeline 1 and is a circular flange, a first fixing hole 16 which is a circular hole and 4 is uniformly formed in the flange 1, an auxiliary pipeline 2 is sleeved at the upper end of the main pipeline 1 and is a cylindrical pipe, a second flange 17 which is a circular flange and has the same size as the first flange 15 is welded at the lower port of the auxiliary pipeline 2, a second fixing hole 18 which is a circular hole and 4 is uniformly formed in the second flange 17, the size and the position of the second fixing hole 18 correspond to the first fixing hole 16 one by one, a fixing pin 19 is inserted into the first fixing hole 16 and is locked by a nut 20, and the fixing pin 19 is inserted into the first fixing hole 16 and the second fixing hole 18 and is locked by a thread, the main pipeline 1 and the auxiliary pipeline 2 can be fixedly connected, the connecting plate 3 is welded in the auxiliary pipeline 2 and is a circular plate, the upper end of the connecting plate 3 is welded with the guide plate 14, the guide plate 14 is horn-shaped and is wide at the upper part and narrow at the lower part, when a worker adds the temporary plugging agent through the auxiliary pipeline through the guide function of the guide plate 14, the temporary plugging agent can not be accumulated around the connecting plate 3, the left side of the lower end of the connecting plate 3 is welded with the fixed block 4 which is a square block with the quantity of 2, the rotating shaft 5 is welded between the fixed blocks 4, the rotating shaft 5 is a cylindrical shaft and is positioned at the middle position, the rotating shaft 5 is rotatably provided with the rotating rod 6, the rotating rod 6 is a cylindrical rod, the left end of the rotating rod 6 is provided with the rotating hole 7 which is a circular hole and is positioned at the middle position, the rotating shaft 5 penetrates through the rotating hole 7, the right, because the rotating hole 6 is in clearance fit with the rotating shaft 5, the flip cover 7 on the rotating rod 7 can be turned around the rotating shaft, when water flow in the main pipeline 1 flows back, the pressure in the pipeline is increased, so that the flip cover 8 on the rotating rod 7 can be tightly attached to the lower end face of the connecting plate 3, thereby avoiding backflow, the connecting plate 3 is provided with a fixing groove 9 which is a circular groove and is positioned at the middle position, the groove wall of the fixing groove 9 is provided with an internal thread 10, a frame 11 is arranged in the fixing groove 9, the frame 11 is of a circular ring structure, the outer wall of the frame 11 is provided with an external thread 12, the internal thread 10 is in threaded fit with the external thread 12, the frame 11 is connected with a filter screen 13 in a welding way, the filter screen 13 can prevent oily impurities in the main pipeline 1 from entering the auxiliary pipeline, when the filter screen 13 is blocked by the temporary plugging agent, because the internal thread 10 is in threaded connection, the filter screen 13 is replaced, so that the fracturing effect of the fracturing device is easily guaranteed.
Referring to fig. 1, 2, 3 and 4, the lower end of the flange plate two 17 of the upper end box of the flange plate one 15 is provided with a sealing groove 21, the sealing groove 21 is a circular groove and located at the middle position, the bottom of the sealing groove 21 is welded and connected with a convex block 22, the convex block 22 is a U-shaped annular block, a sealing ring 23 is arranged in the sealing groove 21, the sealing ring 23 is a rubber ring, the upper end and the lower end of the sealing ring 23 are provided with slots 24, the slots 24 are U-shaped annular grooves, the convex block 22 is inserted in the slots 24, because the flange plate one 15 is fixedly connected with the flange plate two 17, the convex block 22 on the sealing groove 21 is inserted in the slots 24 of the sealing ring 23, the convex block 22 is tightly attached to the slots 24, the convex block 22 presses the sealing ring 23, the sealing ring 23 can be deformed, thereby the gap between the flange plate one 15 and the flange plate two, the fixing ring 25 is a circular ring, the outer wall of the fixing ring 25 is tightly attached to the inner wall of the sealing ring 23, and the sealing ring 23 can be prevented from being separated from the sealing groove 21 through the fixing ring 25.
When the device is implemented, the fixing pin 19 is inserted into the first fixing hole 16 and the second fixing hole 18 and locked by threads, the main pipeline 1 can be fixedly connected with the auxiliary pipeline 2, the first flange plate 15 is fixedly connected with the second flange plate 17, the lug 22 on the sealing groove 21 is inserted into the slot 24 of the sealing ring 23, the lug 22 is tightly attached to the slot 24, the lug 22 extrudes the sealing ring 23, the sealing ring 23 can be deformed, so that a gap between the first flange plate 15 and the second flange plate 17 can be sealed, the sealing performance of the device is improved, the turning cover 7 on the rotating rod 7 can turn over around the rotating shaft due to the clearance fit between the rotating hole 6 and the rotating shaft 5, when water flow in the main pipeline 1 flows back, the pressure in the pipeline is increased, the turning cover 8 on the rotating rod 7 can be tightly attached to the lower end face of the connecting plate 3, so as to avoid counter flow, when the filter screen 13 is blocked by the, through swivel nut 20, put down auxiliary line 2 from trunk line 1, again because internal thread 10 and external screw thread 12 threaded connection, through rotatory frame 11, can follow frame 11 of taking out in fixed slot 9 of connecting plate 3, change filter screen 13, the staff's operation of being convenient for has the fracturing effect of easily guaranteeing the fracturing unit to solve the difficult problem of changing of current oil field production increasing drilling well drilling device filter screen.
Claims (4)
1. The utility model provides an oil field production increasing well drilling fracturing unit, includes trunk line (1), its characterized in that: an auxiliary pipeline (2) is arranged at the port of the main pipeline (1), a connecting plate (3) is arranged in the auxiliary pipeline (2), one side of one end of the connecting plate (3) is provided with fixed blocks (4), a rotating shaft (5) is arranged between the fixed blocks (4), a rotating rod (6) is rotatably arranged on the rotating shaft (5), a rotating hole (7) is arranged at one end of the rotating rod (6), a rotating shaft (5) penetrates through the rotating hole (7), one end of the rotating rod (6) is provided with a turnover cover (8), a fixing groove (9) is arranged on the connecting plate (3), an internal thread (10) is arranged on the inner wall of the fixing groove (9), a frame (11) is sleeved in the fixed groove (9), external threads (12) are arranged on the outer wall of the frame (11), the internal thread (10) is in threaded fit with the external thread (12), and a filter screen (13) is arranged in the frame (11).
2. The oilfield stimulation drilling fracturing device of claim 1, wherein: one end of the connecting plate (3) is provided with a guide plate (14).
3. The oilfield stimulation drilling fracturing device of claim 1, wherein: the one end of trunk line (1) has been installed ring flange (15), fixed orifices one (16) have been seted up on ring flange one (15), ring flange two (17) have been installed to the one end of auxiliary pipeline (2), fixed orifices two (18) have been seted up on ring flange two (17), fixed orifices one (16) and fixed orifices two (18) interior interlude have fixed pin (19) and lock with nut (20).
4. The oilfield stimulation drilling fracturing device of claim 3, wherein: open on ring flange one (15) and the ring flange two (17) and have sealed groove (21), lug (22) have been installed to the cell wall of sealed groove (21), sealing washer (23) have been set up in sealed groove (21), slot (24) have been seted up on sealing washer (23), wear to be equipped with lug (22) in slot (24), solid fixed ring (25) have been set up in sealed groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022011201.5U CN213540365U (en) | 2020-09-15 | 2020-09-15 | Oil field yield increase well drilling fracturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022011201.5U CN213540365U (en) | 2020-09-15 | 2020-09-15 | Oil field yield increase well drilling fracturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213540365U true CN213540365U (en) | 2021-06-25 |
Family
ID=76492271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022011201.5U Expired - Fee Related CN213540365U (en) | 2020-09-15 | 2020-09-15 | Oil field yield increase well drilling fracturing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213540365U (en) |
-
2020
- 2020-09-15 CN CN202022011201.5U patent/CN213540365U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |