CN216841600U - Combined type fracturing nozzle convenient to dismantle and change - Google Patents
Combined type fracturing nozzle convenient to dismantle and change Download PDFInfo
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- CN216841600U CN216841600U CN202123015676.2U CN202123015676U CN216841600U CN 216841600 U CN216841600 U CN 216841600U CN 202123015676 U CN202123015676 U CN 202123015676U CN 216841600 U CN216841600 U CN 216841600U
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- tungsten steel
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Abstract
The utility model discloses a combined type fracturing nozzle convenient to dismantle and change, include: the outer end of the hard alloy nozzle body is fixedly provided with tungsten steel staggered teeth, the outer end of the tungsten steel staggered teeth is fixedly provided with an outer tungsten steel nozzle body, the outer tungsten steel nozzle body is cylindrical, the hard alloy nozzle head is integrally connected to the right end of the hard alloy nozzle body, the outer end of the hard alloy nozzle head is fixedly provided with an outer tungsten steel nozzle head, the outer end of the outer tungsten steel nozzle head is fixedly provided with a first hard alloy reinforcing bar and a nozzle opening, the outer end of the nozzle opening is provided with a tungsten steel layer, the outer end of the tungsten steel layer is fixedly arranged at the inner end of the hard alloy nozzle body, and the outer end of the outer tungsten steel nozzle body is provided with threads. This combined type fracturing nozzle convenient to dismantle and change, the wearability is better, and life is longer, the production of reducible crackle, intensity is higher.
Description
Technical Field
The utility model relates to a relevant technical field of fracturing nozzle specifically is a combined type fracturing nozzle convenient to dismantle and change.
Background
The fracturing is that a ground high-pressure pump set is utilized to inject high-displacement and high-viscosity liquid into a stratum through a shaft, high pressure is suppressed at the bottom of a well, when the pressure exceeds the bearing capacity of the stratum, a crack is formed in the stratum near the bottom of the well, and the fluid needs to be sprayed out through a fracturing nozzle to form large impact force on the fracturing nozzle.
However, in the existing composite fracturing nozzle, after repeated collision of gravel and continuous impact of water flow, the surface of the nozzle is hardened, new cracks are gradually formed and expanded, the service life is short, frequent replacement is needed, and the strength needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combined type fracturing nozzle convenient to dismantle and change to current combined type fracturing nozzle that proposes in solving above-mentioned background art collides repeatedly through the gravel, and in addition the lasting impact of rivers causes nozzle surface hardening, makes new crackle form gradually and extend, and life is shorter, needs often to change, and intensity remains the problem that improves.
In order to achieve the above object, the utility model provides a following technical scheme: a composite fracturing nozzle for easy removal and replacement, comprising:
the outer end of the hard alloy nozzle body is fixedly provided with tungsten steel staggered teeth, the outer end of the tungsten steel staggered teeth is fixedly provided with an outer tungsten steel nozzle body, and the outer tungsten steel nozzle body is cylindrical;
the hard alloy nozzle head is integrally connected to the right end of the hard alloy nozzle body, an outer tungsten steel nozzle head is fixedly mounted at the outer end of the hard alloy nozzle head, and a first hard alloy reinforcing bar is fixedly mounted at the outer end of the outer tungsten steel nozzle head;
the outer end of the nozzle opening is provided with a tungsten steel layer, and the outer end of the tungsten steel layer is fixedly installed at the inner end of the hard alloy nozzle body.
Preferably, the outer end of the outer tungsten steel nozzle body is provided with threads, and the threads are made of the same material as the outer tungsten steel nozzle body.
Preferably, a second hard alloy reinforcing bar is arranged on the left side of the first hard alloy reinforcing bar, and the second hard alloy reinforcing bar is fixedly arranged at the outer end of the outer tungsten steel nozzle head.
Preferably, the right end of the tungsten steel staggered teeth is positioned between the hard alloy nozzle head and the outer tungsten steel nozzle head.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the outer tungsten steel nozzle head and the outer tungsten steel nozzle body have the advantages of high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, and the wear resistance is improved;
2. the first hard alloy reinforcing strip and the second hard alloy reinforcing strip are fixedly arranged at the outer end of the outer tungsten steel nozzle head, so that the fracture is reduced, and the strength is higher;
3. the tungsten steel layer is arranged on the outer wall of the nozzle opening, so that the compactness is high, cracks are reduced, the wear resistance is better, and the service life is longer.
Drawings
FIG. 1 is a front view of the cutting structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic front view of the present invention;
fig. 4 is a schematic side view of the present invention.
In the figure: 1. a hard alloy nozzle body; 2. a cemented carbide nozzle tip; 3. a nozzle opening; 4. a thread; 5. tungsten steel staggered teeth; 6. a first hard alloy reinforcing bar; 7. a second hard alloy reinforcing bar; 8. an outer tungsten steel nozzle tip; 9. a tungsten steel layer; 10. an outer tungsten steel nozzle body.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a combined type fracturing nozzle convenient to disassemble and replace comprises a hard alloy nozzle body 1, a hard alloy nozzle head 2, a nozzle opening 3, threads 4, tungsten steel staggered teeth 5, a first hard alloy reinforcing strip 6, a second hard alloy reinforcing strip 7, an outer tungsten steel nozzle head 8, a tungsten steel layer 9 and an outer tungsten steel nozzle body 10, as shown in figures 1, 2 and 3, when the composite fracturing nozzle convenient to disassemble and replace is used, the outer tungsten steel nozzle body 10 is rotated to the inside of the mounting seat by the screw thread 4, the material of the screw thread 4 is the same as that of the outer tungsten steel nozzle body 10, the outer tungsten steel nozzle body 10 has a series of excellent performances of high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, the high hardness and the wear resistance are particularly outstanding, the hardness is kept unchanged basically even at the temperature of 500 ℃, and the hardness is still high at the temperature of 1000 ℃;
as shown in fig. 1, 2 and 3, tungsten steel staggered teeth 5 are arranged between the hard alloy nozzle body 1 and the outer tungsten steel nozzle body 10, so that the hard alloy nozzle body 1 and the outer tungsten steel nozzle body 10 have higher strength and are connected more tightly, and even if the hard alloy nozzle body 1 and the outer tungsten steel nozzle body 10 are repeatedly collided by gravels and continuously impacted by water flow, the hard alloy nozzle body has longer service life and is not easy to crack;
as shown in fig. 1, 2 and 3, tungsten steel staggered teeth 5 are also arranged between the hard alloy nozzle head 2 and the outer tungsten steel nozzle head 8 to improve the strength, and a first hard alloy reinforcing bar 6 and a second hard alloy reinforcing bar 7 are arranged at the outer end of the outer tungsten steel nozzle head 8 to ensure that the outer tungsten steel nozzle head 8 is more compact, so that longitudinal and transverse cracks are not easy to break and fall even if the inner wall is impacted by the collision of gravel;
as shown in fig. 1, 2 and 4, the less wear and the longer service life of the nozzle opening 3, the tungsten steel layer 9 is disposed at the outer end of the nozzle opening 3 to form the outer wall of the nozzle opening 3, which has good compactness and reduces the generation of cracks, so as to complete a series of operations of the composite fracturing nozzle convenient for disassembly and replacement, and the content not described in detail in the present description belongs to the prior art known to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a combined type fracturing nozzle convenient to dismantle and change which characterized in that: the method comprises the following steps:
the outer end of the hard alloy nozzle body (1) is fixedly provided with tungsten steel staggered teeth (5), the outer end of the tungsten steel staggered teeth (5) is fixedly provided with an outer tungsten steel nozzle body (10), and the outer tungsten steel nozzle body (10) is cylindrical;
the hard alloy nozzle head (2) is integrally connected to the right end of the hard alloy nozzle body (1), an outer tungsten steel nozzle head (8) is fixedly installed at the outer end of the hard alloy nozzle head (2), and a first hard alloy reinforcing bar (6) is fixedly installed at the outer end of the outer tungsten steel nozzle head (8);
the nozzle comprises a nozzle opening (3), wherein a tungsten steel layer (9) is arranged at the outer end of the nozzle opening (3), and the outer end of the tungsten steel layer (9) is fixedly arranged at the inner end of a hard alloy nozzle body (1).
2. The composite fracturing nozzle of claim 1, wherein the composite fracturing nozzle is adapted to be easily disassembled and replaced: the outer end of the outer tungsten steel nozzle body (10) is provided with a thread (4), and the material of the thread (4) is the same as that of the outer tungsten steel nozzle body (10).
3. The composite fracturing nozzle as claimed in claim 2, wherein the composite fracturing nozzle is adapted to be replaced by: a second hard alloy reinforcing strip (7) is arranged on the left side of the first hard alloy reinforcing strip (6), and the second hard alloy reinforcing strip (7) is fixedly arranged at the outer end of the outer tungsten steel nozzle head (8).
4. The composite fracturing nozzle of claim 1, wherein the composite fracturing nozzle is adapted to be easily disassembled and replaced: the right end of the tungsten steel staggered teeth (5) is positioned between the hard alloy nozzle head (2) and the outer tungsten steel nozzle head (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123015676.2U CN216841600U (en) | 2021-12-03 | 2021-12-03 | Combined type fracturing nozzle convenient to dismantle and change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123015676.2U CN216841600U (en) | 2021-12-03 | 2021-12-03 | Combined type fracturing nozzle convenient to dismantle and change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216841600U true CN216841600U (en) | 2022-06-28 |
Family
ID=82105354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123015676.2U Active CN216841600U (en) | 2021-12-03 | 2021-12-03 | Combined type fracturing nozzle convenient to dismantle and change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216841600U (en) |
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2021
- 2021-12-03 CN CN202123015676.2U patent/CN216841600U/en active Active
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