Metal winding wire of petroleum sand prevention filter screen pipe
By designing a polygonal structure for the metal wire-wound connection edge, the problem of insufficient filtration performance of traditional wire-wound screen tubes is solved, achieving high-efficiency filtration and anti-clogging effects, making it suitable for drilling filtration in the oil and gas industry.
Patent Information
- Application Number
- CN202520290739.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-24
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-02-24
AI Technical Summary
Traditional wire-wound metal screens have insufficient filtration performance in the oil and gas industry, especially in the natural gas industry where they cannot meet the requirements for high filtration capacity and are prone to clogging.
Design a polygonal metal wire connecting edge, including arc and inclined connecting edges, to form a closed wire body, and fix it to the support wire by welding the tip, to ensure a large filtration area and uniform stress, and control the gap value to improve filtration efficiency.
It improves the anti-clogging performance of oil sand control filter screens, meets the high filtration capacity requirements of the natural gas industry, and avoids clogging.
Smart Images
Figure CN223880081U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a metal wire winding of petroleum sand prevention filter screen pipe. BACKGROUND
[0002] The petroleum sand prevention filter screen pipe is mainly used for oil production in the well and ensures that the sand and stones in the well are not transported to the ground along with the oil, thereby ensuring the purity of the oil. At present, the petroleum sand prevention filter pipe used in the world is generally divided into wire winding filter screen pipe, pre-filled filter screen pipe and metal mesh filter screen pipe, wherein the wire winding filter screen pipe is more and more applied, the support wire and the wire winding are welded together through resistance spot welding technology, the strength and the sand resistance and blockage resistance are stronger than the other two, therefore, the filter screen pipe has wide market prospect and larger demand.
[0003] The traditional metal wire winding screen pipe product has a single use scene and only has a point-shaped filtering function, and can only filter oil. The increasingly developed natural gas industry requires higher filtering performance of the filter screen pipe, so that the filter screen pipe produced by the traditional wire winding has relatively large limitation. SUMMARY
[0004] The utility model mainly solves the technical problem to provide a metal wire winding of petroleum sand prevention filter screen pipe, is applicable to the drilling and filtration of petroleum industry and natural gas industry, has higher anti-blocking performance, and also meets the operation requirement of high filtering capacity of the natural gas industry.
[0005] To solve the above technical problem, one of the technical schemes of the utility model is to provide a metal wire winding of petroleum sand prevention filter screen pipe, which comprises a wire winding body and a support wire welded and fixed, the wire winding body is provided in a polygonal structure and comprises a first wire winding connecting edge, a second wire winding connecting edge, a third wire winding connecting edge, a fourth wire winding connecting edge, a fifth wire winding connecting edge, a sixth wire winding connecting edge and a seventh wire winding connecting edge, the first wire winding connecting edge is provided in an arc structure, the second wire winding connecting edge and the third wire winding connecting edge are oppositely connected and arranged at the two ends of the first wire winding connecting edge, the fourth wire winding connecting edge and the fifth wire winding connecting edge are respectively connected to the other ends of the second wire winding connecting edge and the third wire winding connecting edge, the other ends of the fourth wire winding connecting edge and the fifth wire winding connecting edge are oppositely inclined inward and are respectively connected with the sixth wire winding connecting edge and the seventh wire winding connecting edge, and the other ends of the sixth wire winding connecting edge and the seventh wire winding connecting edge are oppositely inclined inward and are connected to form a sharp welding end.
[0006] In a preferred embodiment of the utility model, the connecting ends of the first wire winding connecting edge and the second wire winding connecting edge and the first wire winding connecting edge and the third wire winding connecting edge are provided in an arc structure.
[0007] In a preferred embodiment of the present application, the second wire winding connecting edge and the third wire winding connecting edge are arranged in parallel.
[0008] In a preferred embodiment of the present application, the connecting ends of the second wire winding connecting edge and the fourth wire winding connecting edge, and the third wire winding connecting edge and the fifth wire winding connecting edge are arranged in arc structure.
[0009] In a preferred embodiment of the present application, the connecting ends of the fourth wire winding connecting edge and the sixth wire winding connecting edge, and the fifth wire winding connecting edge and the seventh wire winding connecting edge are arranged in arc structure.
[0010] In a preferred embodiment of the present application, the connecting ends of the sixth wire winding connecting edge and the seventh wire winding connecting edge are arranged in arc structure.
[0011] In a preferred embodiment of the present application, the middle of the tip welding end is welded and fixed with the supporting wire.
[0012] In a preferred embodiment of the present application, the wire winding body is arranged in symmetrical structure.
[0013] The present application provides a metal wire winding of a petroleum sand prevention and filtration screen pipe, which is suitable for drilling and filtration in petroleum industry and natural gas industry, has higher anti-blocking performance, and meets the operation requirement of high filtration capacity in natural gas industry. BRIEF DESCRIPTION OF DRAWINGS
[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0015] Fig. 1 is a structure schematic view of a preferred embodiment of the metal wire winding of the petroleum sand prevention and filtration screen pipe of the present application;
[0016] Fig. 2 is an application structure schematic view of a preferred embodiment of the metal wire winding of the petroleum sand prevention and filtration screen pipe of the present application. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.
[0018] Referring to Figs. 1-2 The utility model embodiment includes:
[0019] A metal wire winding of a petroleum sand prevention filter screen pipe, comprising a wire winding body, the wire winding body is arranged in a symmetrical structure and has the characteristics of balance and stability.
[0020] The wire winding body is arranged in a polygonal structure and comprises a first wire winding connecting edge 1, a second wire winding connecting edge 2, a third wire winding connecting edge 3, a fourth wire winding connecting edge 4, a fifth wire winding connecting edge 5, a sixth wire winding connecting edge 6, and a seventh wire winding connecting edge 7.
[0021] The first wire winding connecting edge 1 is arranged in an arc structure, and the distance between the two ends of the first wire winding connecting edge 1 is a filter spacing.
[0022] The second wire winding connecting edge 2 and the third wire winding connecting edge 3 are arranged opposite to each other at the two ends of the first wire winding connecting edge 1, the fourth wire winding connecting edge 4 and the fifth wire winding connecting edge 5 are connected to the other ends of the second wire winding connecting edge 2 and the third wire winding connecting edge 3 respectively, the other ends of the fourth wire winding connecting edge 4 and the fifth wire winding connecting edge 5 are inclined inwardly and connected to the sixth wire winding connecting edge 6 and the seventh wire winding connecting edge 7 respectively, and the other ends of the sixth wire winding connecting edge 6 and the seventh wire winding connecting edge 7 are inclined inwardly and connected to form a pointed welding end 8, thereby forming a closed wire winding body through the above structure.
[0023] The second wire winding connecting edge 2 and the third wire winding connecting edge 3 are arranged in parallel, the filter screen surface is present on the length planes of the second wire winding connecting edge 2 and the third wire winding connecting edge 3, and the filter screen surface has a large filter area and does not have a blocking phenomenon.
[0024] The connecting ends of the first wire winding connecting edge 1 and the second wire winding connecting edge 2 and the first wire winding connecting edge 1 and the third wire winding connecting edge 3 are arranged in an arc structure, the connecting ends of the second wire winding connecting edge 2 and the fourth wire winding connecting edge 4 and the third wire winding connecting edge 3 and the fifth wire winding connecting edge 5 are arranged in an arc structure, the connecting ends of the fourth wire winding connecting edge 4 and the sixth wire winding connecting edge 6 and the fifth wire winding connecting edge 5 and the seventh wire winding connecting edge 7 are arranged in an arc structure, and the connecting ends of the sixth wire winding connecting edge 6 and the seventh wire winding connecting edge 7 are arranged in an arc structure, so that the force is evenly distributed.
[0025] The pointed welding end 8 is welded and fixed to the support wire in the middle, and the pointed welding end 8 is conveniently welded and fixed to the support wire at the tip.
[0026] The plurality of wire-wound bodies are arranged adjacently on the supporting wire to form the whole petroleum sand-prevention filter screen structure, the plurality of second wire-wound connecting edges 2 and the third wire-wound connecting edges 3 are arranged adjacently to form the gap, the filtering flow is controlled by controlling the size of the gap, the filtering efficiency is improved, and the plugging is avoided, and the operation requirement of the high filtering amount of the natural gas industry is especially met.
[0027] In conclusion, the metal wire-wound body of the petroleum sand-prevention filter screen is suitable for the drilling and filtering of the petroleum industry and the natural gas industry, has higher anti-plugging performance, and also meets the operation requirement of the high filtering amount of the natural gas industry.
[0028] The above only describes the embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the utility model specification content, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.
Claims
1. A metal wrap for sand control screen for oil and gas wells, comprising a wrap body, welded to a support wire, characterized in that, The wire-wound body is provided in a polygonal structure, comprising a first wire-wound connecting edge, a second wire-wound connecting edge, a third wire-wound connecting edge, a fourth wire-wound connecting edge, a fifth wire-wound connecting edge, a sixth wire-wound connecting edge and a seventh wire-wound connecting edge, the first wire-wound connecting edge is provided in an arc structure, the second wire-wound connecting edge and the third wire-wound connecting edge are oppositely connected and provided at two ends of the first wire-wound connecting edge, the fourth wire-wound connecting edge and the fifth wire-wound connecting edge are respectively connected at the other ends of the second wire-wound connecting edge and the third wire-wound connecting edge, the other ends of the fourth wire-wound connecting edge and the fifth wire-wound connecting edge are oppositely inwardly inclined and respectively connected with the sixth wire-wound connecting edge and the seventh wire-wound connecting edge, the other ends of the sixth wire-wound connecting edge and the seventh wire-wound connecting edge are oppositely inwardly inclined and connected to form a pointed welding end.
2. The metal wire wrap of a sand control screen for oil production according to claim 1, characterized in that, The connecting ends of the first wire-wound connecting edge and the second wire-wound connecting edge and the first wire-wound connecting edge and the third wire-wound connecting edge are provided in an arc structure.
3. The metal wrap for sand control screen for oil and gas wells of claim 1, wherein, The second wire-wound connecting edge and the third wire-wound connecting edge are provided in parallel.
4. The metal wrap for sand control screen for oil production of claim 1, wherein, The connecting ends of the second wire-wound connecting edge and the fourth wire-wound connecting edge and the third wire-wound connecting edge and the fifth wire-wound connecting edge are provided in an arc structure.
5. The metal wrap for sand control screen for oil production of claim 1, wherein, The connecting ends of the fourth wire-wound connecting edge and the sixth wire-wound connecting edge and the fifth wire-wound connecting edge and the seventh wire-wound connecting edge are provided in an arc structure.
6. The metal wrap for sand control screen for oil production of claim 1, wherein, The connecting ends of the sixth wire-wound connecting edge and the seventh wire-wound connecting edge are provided in an arc structure.
7. The metal wrap for sand control screen for oil and gas wells of claim 6, wherein, The pointed welding end is welded and fixed with the supporting wire in the middle.
8. The metal wrap for sand control screen for oil production of claim 1, wherein, The wire-wound body is provided in a symmetrical structure.