CN213953533U

CN213953533U - Shale oil and gas drilling fracturing water conveying pipeline connecting piece of components of a whole that can function independently installation

Info

Publication number: CN213953533U
Application number: CN202023281556.2U
Authority: CN
Inventors: 黄俊飞; 沈娅绮; 邱爱春
Original assignee: Taizhou En Great Precision Machinery Co ltd
Current assignee: Taizhou En Great Precision Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-13
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a shale oil and gas drilling fracturing water conveying pipeline connecting piece of components of a whole that can function independently installation, concretely relates to drilling apparatus technical field, including the pipeline, first draw-in groove has been seted up at the top fixedly connected with connecting pipe of pipeline, the top of pipeline, and the inside activity joint of first draw-in groove has first sealed the pad, and the second draw-in groove has been seted up at the top of pipeline. The utility model discloses a second draw-in groove has been set up in the inside of pipeline, rand through the sealed outer wall of pad of second carries on spacingly to the second draw-in groove, when preventing that the multiunit pipeline from assembling, produce the skew, the inside liquid of pipeline is through the time, the whole upset of bearing rubber that passes through of drainage ring, improve the velocity of flow of the inside liquid of pipeline, through having set up first thread groove in the inside of go-between, connect through the bolt of first thread inslot portion, fix the multiunit pipeline, it is not hard up to prevent that the junction of pipeline from producing, lead to the inside liquid leakage of pipeline.

Description

Shale oil and gas drilling fracturing water conveying pipeline connecting piece of components of a whole that can function independently installation

Technical Field

The utility model relates to a drilling apparatus technical field, more specifically say, the utility model relates to a shale oil gas drilling fracturing water pipeline connecting piece of components of a whole that can function independently installation.

Background

The shale layer can be used as a source rock and a reservoir rock of gas, the reservoir layer has the characteristics of continuous distribution, low porosity, ultra-low permeability, high brittleness and the like, and natural gas in the shale exists in three forms: the different reservoir mechanisms of free gas in rock pores, free gas in natural fractures and adsorbed gas uned in names of mythical beings on the surface of organic minerals directly influence the mode, speed and efficiency of shale gas development, and three liquid systems are mainly applied in rock gas fracturing: the liquid nitrogen is directly injected, nitrogen foam and water reducing water are injected, besides the cost advantage, the water reducing water can pump a large amount of water and a small amount of propping agent under high discharge capacity, the propping agent can be carried into a deeper fracture network, so that a larger fracture network and a gas leakage area are formed, clear water in the water reducing water accounts for most 99.5, and the water reducing water is also called clear water fracturing, and in a plurality of additives, two agents which need to be added are a resistance reducing agent and a bactericide.

In the fracturing water transportation process, connect through the multiunit pipeline and carry, because the delivery path overlength, the inside formation pressure of pipeline, the inside additive of pipeline is because long-time transport causes the jam easily, and the junction between pipeline and the pipeline, because long-time transport leads to the junction to produce the gap, causes the leakage easily, influences the in service behavior of pipeline.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a shale oil and gas drilling fracturing water conveying pipeline connecting piece of components of a whole that can function independently installation, through set up the second draw-in groove in the inside of pipeline, the rand through the sealed outer wall of pad of second carries on spacingly to the second draw-in groove, when preventing that the multiunit pipeline from assembling, produce the skew, when the inside liquid of pipeline passes through, the whole upset of bearing rubber that passes through of drainage ring, improve the velocity of flow of the inside liquid of pipeline, first thread groove has been set up through the inside at the go-between, connect through the inside bolt of first thread groove, fix the multiunit pipeline, it is not hard up to prevent that the junction of pipeline from producing, lead to the inside liquid leakage of pipeline, in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shale oil and gas drilling fracturing water conveying pipeline connecting piece of components of a whole that can function independently installation, includes the pipeline, the top fixedly connected with connecting pipe of pipeline, first draw-in groove has been seted up at the top of pipeline, the inside activity joint of first draw-in groove has first sealed the pad, the second draw-in groove has been seted up at the top of pipeline, the top of pipeline is equipped with the sealed pad of second, the sealed outer wall fixedly connected with rand that fills up of second, the inner wall fixedly connected with clamping ring of rand.

In a preferred embodiment, the number of the collars is two, and the two collars are arranged in axial symmetry with respect to a vertical central axis of the second seal gasket.

In a preferred embodiment, a groove is formed in the connecting ring, a bearing is fixedly connected to the inside of the groove, a connecting rod is fixedly connected to the inner wall of the bearing, a drainage ring is fixedly connected to one end of the connecting rod, and the drainage ring is arranged inside the connecting pipe.

In a preferred embodiment, a third sealing gasket is fixedly connected to the inside of the groove, the third sealing gasket is arranged at one end of the bearing, and the connecting rod extends to one side of the third sealing gasket through the third sealing gasket.

In a preferred embodiment, the number of the drainage rings is multiple groups, and the multiple groups of drainage rings are arranged in axial symmetry about the vertical central axis of the connecting rod.

In a preferred embodiment, the outer wall of the pipeline is sleeved with a connecting ring, a matching groove is formed in the connecting ring, one end of the second sealing gasket is arranged in the matching groove, a first thread groove is formed in the connecting ring, a second thread groove is formed in the second sealing gasket, and a bolt is connected to the inner threads of the first thread groove and the second thread groove.

The utility model discloses a technological effect and advantage:

through having set up the second draw-in groove in the inside of pipeline, rand through the sealed outer wall of pad of second carries on spacingly to the second draw-in groove, when preventing that multiunit pipeline from assembling, produce the skew, influence the equipment effect, first draw-in groove has been set up through the top at the pipeline, first sealed pad has been placed in the inside of first draw-in groove, prevent the inside liquid leakage of pipeline, through having set up the connecting pipe at the top of pipeline, the drainage ring of connecting ring one end sets up the inside at the connecting pipe, when the inside liquid of pipeline passes through, the whole upset that passes through bearing rubber of drainage ring, improve the velocity of flow of the inside liquid of pipeline, through having set up first thread groove in the inside of connecting ring, connect through the inside bolt of first thread groove, fix multiunit pipeline, prevent that the junction of pipeline from producing not hard up, lead to the inside liquid leakage of pipeline.

Drawings

Fig. 1 is a front sectional view of the present invention.

Fig. 2 is a schematic view of a partial structure of the pipeline of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 1.

The reference signs are: the sealing device comprises a pipeline 1, a connecting pipe 2, a first clamping groove 3, a first sealing gasket 4, a second clamping groove 5, a second sealing gasket 6, a clamping ring 7, a connecting ring 8, a groove 9, a bearing 10, a third sealing gasket 11, a connecting rod 12, a flow guiding ring 13, a connecting ring 14, a matching groove 15, a first thread groove 16, a second thread groove 17 and a bolt 18.

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 the attached drawings 1-4 of the specification, the fracturing water conveying pipeline connecting piece for shale oil and gas drilling of an embodiment of the invention comprises a pipeline 1, a connecting pipe 2 is fixedly connected to the top of the pipeline 1, a first clamping groove 3 is formed in the top of the pipeline 1, a first sealing gasket 4 is movably clamped in the first clamping groove 3, a second clamping groove 5 is formed in the top of the pipeline 1, a second sealing gasket 6 is arranged at the top of the pipeline 1, two groups of clamping rings 7 are fixedly connected to the outer wall of the second sealing gasket 6, the two groups of clamping rings 7 are axially symmetrical about the vertical central axis of the second sealing gasket 6, a connecting ring 8 is fixedly connected to the inner wall of the clamping ring 7, when a plurality of groups of pipelines 1 are connected, a connecting ring 14 is integrally sleeved at the joint of the pipeline 1, and the second sealing gasket 6 and the connecting ring 8 are integrally placed at the joint of the plurality of groups of pipelines 1, the second clamping groove 5 is arranged in the pipeline 1, the second clamping groove 5 is limited through the clamping ring 7 on the outer wall of the second sealing gasket 6, the deviation is prevented when a plurality of groups of pipelines 1 are assembled, the assembling effect is influenced, the groove 9 is formed in the connecting ring 8, the bearing 10 is fixedly connected in the groove 9, the connecting rod 12 is fixedly connected to the inner wall of the bearing 10, the third sealing gasket 11 is fixedly connected in the groove 9, the third sealing gasket 11 is arranged at one end of the bearing 10, the connecting rod 12 penetrates through the third sealing gasket 11 and extends to one side of the third sealing gasket 11, the drainage ring 13 is fixedly connected at one end of the connecting rod 12, the drainage ring 13 is arranged in the connecting pipe 2, the number of the drainage rings 13 is multiple groups, the drainage rings 13 are arranged in axial symmetry with respect to the vertical central axis of the connecting rod 12, and the connecting ring 14 is sleeved on the outer wall of, the matching groove 15 is formed in the connecting ring 14, one end of the second sealing gasket 6 is arranged in the matching groove 15, the first thread groove 16 is formed in the connecting ring 14, the second thread groove 17 is formed in the second sealing gasket 6, the first thread groove 16 and the second thread groove 17 are connected through bolts 18 in a threaded mode, the first thread groove 16 is formed in the connecting ring 14, the connecting ring is connected through the bolts 18 in the first thread groove 16, the multiple groups of pipelines 1 are fixed, the connecting positions of the pipelines 1 are prevented from loosening, and liquid leakage inside the pipelines 1 is caused.

The working principle is as follows: when a plurality of groups of pipelines 1 are connected, a connecting ring 14 is integrally sleeved at the joint of the pipelines 1, a second sealing gasket 6 and a connecting ring 8 are integrally arranged at the joint of the plurality of groups of pipelines 1, a second clamping groove 5 is arranged in the pipeline 1, and the second clamping groove 5 is limited by a clamping ring 7 on the outer wall of the second sealing gasket 6, so that the deviation generated when the plurality of groups of pipelines 1 are assembled is prevented, the assembly effect is influenced, a first clamping groove 3 is arranged at the top of the pipeline 1, a first sealing gasket 4 is arranged in the first clamping groove 3, so that the liquid leakage in the pipeline 1 is prevented, a connecting pipe 2 is arranged at the top of the pipeline 1, a drainage ring 13 at one end of the connecting ring 8 is arranged in the connecting pipe 2, when the liquid in the pipeline 1 passes through, the whole drainage ring 13 is turned over through a bearing 10 rubber, so as to improve the flow rate of the liquid in the pipeline 1, the first thread groove 16 is arranged inside the connecting ring 14, and the plurality of groups of pipelines 1 are fixed by connecting through the bolt 18 inside the first thread groove 16, so that the joints of the pipelines 1 are prevented from loosening and causing liquid leakage inside the pipelines 1.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a shale oil and gas drilling fracturing water conveying pipe connection spare of components of a whole that can function independently installation, includes pipeline (1), its characterized in that: the top fixedly connected with connecting pipe (2) of pipeline (1), first draw-in groove (3) have been seted up at the top of pipeline (1), the inside activity joint of first draw-in groove (3) has first sealed pad (4), second draw-in groove (5) have been seted up at the top of pipeline (1), the top of pipeline (1) is equipped with the sealed pad (6) of second, the outer wall fixedly connected with rand (7) of the sealed pad (6) of second, the inner wall fixedly connected with clamping ring (8) of rand (7).

2. The split mount shale oil and gas drilling fracturing water transfer pipe connection of claim 1, wherein: the number of the clamping rings (7) is two, and the two groups of clamping rings (7) are arranged in an axial symmetry mode about the vertical central axis of the second sealing gasket (6).

3. The split mount shale oil and gas drilling fracturing water transfer pipe connection of claim 1, wherein: the connecting ring is characterized in that a groove (9) is formed in the connecting ring (8), a bearing (10) is fixedly connected to the inside of the groove (9), a connecting rod (12) is fixedly connected to the inner wall of the bearing (10), and a drainage ring (13) is fixedly connected to one end of the connecting rod (12) and is arranged inside the connecting pipe (2) in the drainage ring (13).

4. The split mount shale oil and gas drilling fracturing water transfer pipe connection of claim 3, wherein: the inside fixedly connected with third sealed pad (11) of recess (9), and the sealed one end that sets up at bearing (10) of third sealed pad (11), and connecting rod (12) run through the sealed one side that (11) extended to third sealed pad (11) of third.

5. The split mount shale oil and gas drilling fracturing water transfer pipe connection of claim 4, wherein: the number of the drainage rings (13) is multiple groups, and the drainage rings (13) are arranged in axial symmetry about the vertical central axis of the connecting rod (12).

6. The split mount shale oil and gas drilling fracturing water transfer pipe connection of claim 1, wherein: the outer wall cover of pipeline (1) is equipped with go-between (14), the inside of go-between (14) is equipped with matching groove (15), and the one end setting of second sealed pad (6) is in the inside of matching groove (15), first thread groove (16) have been seted up to the inside of go-between (14), second thread groove (17) have been seted up to the inside of second sealed pad (6), the internal thread connection of first thread groove (16) and second thread groove (17) has bolt (18).