CN213117938U - Oil pipe nipple joint sealed by using length fine adjustment - Google Patents

Abstract

The utility model discloses an use sealed oil pipe nipple joint of length fine setting, including oil pipe nipple joint main part, recess and connecting piece, the ring channel has all been seted up to the edge at the both ends of oil pipe nipple joint main part, and the inside of ring channel is provided with the extension pipe, the inside one side of keeping away from the extension pipe of ring channel evenly sets up the recess, extension outside of tubes wall top and bottom are close to one side of oil pipe nipple joint main part and have all evenly seted up first spacing groove. This use sealed oil pipe nipple joint of length fine setting, through the sliding connection of extension pipe and ring channel for operating personnel removes the spacing fixed back between extension pipe and the oil pipe nipple joint main part, can slide the extension pipe, and then makes the whole length of extension pipe and oil pipe nipple joint main part change, thereby the operating personnel of being convenient for adjusts length according to actual need, and can avoid easily between pipeline and the connecting piece because external factor independently takes place not hard up.

Description

Oil pipe nipple joint sealed by using length fine adjustment

Technical Field

The utility model relates to an defeated oil pipe technical field specifically is an use sealed oil pipe nipple joint of length fine setting.

Background

Along with the continuous progress of society, the demand for the energy also continuously increases along with, oil is one of the main energy of modern society, and oil need utilize oil pipe to carry in the process of exploitation production many times, and oil pipe generally is assembled by a plurality of parts and is formed, and oil pipe nipple joint is wherein a more common part, and it is shorter with conventional oil pipe component part length to adapt to more installation environment, traditional oil pipe nipple joint can satisfy people's user demand basically, but still has certain problem, and specific problem is as follows:

1. when the existing oil pipe nipple is used, the length of the existing oil pipe nipple is generally fixed, so that the existing oil pipe nipple is too long or too short in a partial installation environment, and further the practical applicability of the existing oil pipe nipple is influenced;

2. when using, the existing oil pipe nipple is generally connected with a connecting piece in a threaded mode, but in the actual use process, the threads are loosened easily due to factors such as external vibration after the actual time is long, and the installation stability is further influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an use sealed oil pipe nipple joint of length fine setting to current oil pipe nipple joint length of proposing is not convenient for adjust in solving above-mentioned background art, and takes place not hard up problem easily with being connected of installed part.

In order to achieve the above object, the utility model provides a following technical scheme: an oil pipe nipple which is sealed by using length fine adjustment comprises an oil pipe nipple main body, grooves and connecting pieces, wherein annular grooves are formed in the edges of two ends of the oil pipe nipple main body, an extension pipe is arranged in each annular groove, the groove is uniformly formed in one side, far away from the extension pipe, of each annular groove, first limiting grooves are uniformly formed in one sides, close to the oil pipe nipple main body, of the top and the bottom of the outer wall of each extension pipe, a second annular sealing piece is pasted on the outer side, far away from one end of the oil pipe nipple main body, of each extension pipe, a connecting piece is arranged at one end, far away from the oil pipe nipple main body, second limiting grooves are uniformly formed in the edge, close to one end of each second annular sealing piece, a first device bin is mounted at the top and the bottom, far, the oil pipe nipple joint main part outer wall top and the one side that the bottom is close to the extension pipe all install the second device storehouse, and the inside top in second device storehouse is run through there is the lead screw, the outside cover of lead screw is equipped with the fly leaf, and the fly leaf runs through the second device storehouse.

Preferably, the central axis of the extension pipe and the central axis of the oil pipe nipple main body are overlapped, and the extension pipe and the annular groove form a relative sliding structure.

Preferably, the one end that the extension pipe is close to the recess is pasted and is had first annular seal spare, and the one end that first annular seal spare is close to the recess evenly installs the movable rod to the inside of movable rod extension to the recess.

Preferably, one side of the first device bin, which is close to the connecting piece, is penetrated by a movable extrusion block, the movable extrusion block extends to the inside of the second limiting groove, the top and the bottom of the movable extrusion block are both fixed with installation blocks, and springs are connected between the installation blocks and the first device bin.

Preferably, the movable plate is in threaded connection with the screw rod, and the movable plate and the screw rod form a relative sliding structure.

Preferably, the limiting plate is installed to one side that the lead screw was kept away from to fly leaf bottom, and the limiting plate extends to the inside of first spacing groove, the arc is installed to one side that the limiting plate is close to the fly leaf, and the inboard of arc is pasted and is had the arc rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the sliding connection between the extension pipe and the annular groove, after the limiting fixation between the extension pipe and the oil pipe nipple main body is released by an operator, the extension pipe can slide, so that the overall length of the extension pipe and the oil pipe nipple main body is changed, and the operator can conveniently adjust the length according to actual needs;

2. through the sliding connection in activity extrusion piece and first device storehouse, the threaded connection in screw rod and first device storehouse for operating personnel twists the connecting piece and moves back to the extension pipe on, can extrude the second spacing inslot that corresponds with the activity extrusion piece through twisting the screw rod, and then makes the relative rotation between connecting piece and the extension pipe restricted, thereby avoids between connecting piece and the extension pipe because external factors takes place to rotate and cause not hard up.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the structure of the present invention;

FIG. 5 is a schematic side sectional view of the present invention;

fig. 6 is the utility model discloses a profile structure schematic diagram is looked sideways at to oil pipe nipple joint main part.

In the figure: 1. an oil pipe nipple main body; 2. an annular groove; 3. an extension tube; 4. a groove; 5. a first annular seal; 6. a movable rod; 7. a first limit groove; 8. a second annular seal; 9. a connecting member; 10. a second limit groove; 11. a first device bin; 12. a screw; 13. a movable extrusion block; 14. mounting blocks; 15. a spring; 16. a second device bin; 17. a screw rod; 18. a movable plate; 19. a limiting plate; 20. an arc-shaped plate; 21. an arc-shaped rubber pad.

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. 1-6, the present invention provides a technical solution: an oil pipe nipple joint sealed by using length fine adjustment comprises an oil pipe nipple joint main body 1, a groove 4 and a connecting piece 9, wherein annular grooves 2 are formed in the edges of two ends of the oil pipe nipple joint main body 1, an extension pipe 3 is arranged inside the annular grooves 2, the central axis of the extension pipe 3 is overlapped with the central axis of the oil pipe nipple joint main body 1, and the extension pipe 3 and the annular grooves 2 form a relative sliding structure, so that after an operator releases limiting and fixing of the extension pipe 3 and the oil pipe nipple joint main body 1, the integral length can be adjusted by sliding the extension pipe 3, and installation can be conveniently carried out according to actual installation requirements;

grooves 4 are uniformly formed in one side, far away from the extension pipe 3, of the annular groove 2, a first annular sealing element 5 is adhered to one end, close to the grooves 4, of the extension pipe 3, a movable rod 6 is uniformly installed at one end, close to the grooves 4, of the first annular sealing element 5, the movable rod 6 extends into the grooves 4, the first annular sealing element 5 can preliminarily seal the extension pipe 3 and the oil pipe nipple main body 1, the movable rod 6 and the grooves 4 are matched with each other to limit relative rotation between the extension pipe 3 and the oil pipe nipple main body 1, and therefore stability between the extension pipe 3 and the oil pipe nipple main body 1 is guaranteed;

the top and the bottom of the outer wall of the extension pipe 3 are both provided with a first limiting groove 7 at one side close to the oil pipe nipple main body 1, the outer side of one end of the extension pipe 3 far away from the oil pipe nipple main body 1 is pasted with a second annular sealing element 8, one end of the second annular sealing element 8 far away from the oil pipe nipple main body 1 is provided with a connecting element 9, the edge of one end of the connecting element 9 close to the second annular sealing element 8 is provided with a second limiting groove 10, the top and the bottom of one end of the second annular sealing element 8 far away from the connecting element 9 are both provided with a first device bin 11, the top of the first device bin 11 is penetrated with a screw 12, one side of the first device bin 11 close to the connecting element 9 is penetrated with a movable extrusion block 13, the movable extrusion block 13 extends to the inside of the second limiting groove 10, the top and the bottom of the movable extrusion block 13 are both fixed with a mounting block, the movable extrusion block 13 and the first device bin 11 form a relative sliding structure, so that when an operator twists the screw 12 to move the screw downwards, the movable extrusion block 13 can be extruded into the corresponding second limiting groove 10, the rotation between the connecting piece 9 and the extension pipe 3 is limited, and further the loosening caused by spontaneous rotation between the connecting piece 9 and the extension pipe 3 is avoided;

the top and the bottom of the outer wall of the oil pipe nipple main body 1 are both provided with a second device bin 16 close to one side of the extension pipe 3, the top inside the second device bin 16 is penetrated with a screw rod 17, the outer side of the screw rod 17 is sleeved with a movable plate 18, the movable plate 18 penetrates through the second device bin 16, the movable plate 18 is in threaded connection with the screw rod 17, and the movable plate 18 and the screw rod 17 form a relative sliding structure, so that when an operator rotates the screw rod 17, the movable plate 18 can slide up and down along with the screw rod 17;

a limiting plate 19 is arranged at one side of the bottom of the movable plate 18 far away from the screw rod 17, the limiting plate 19 extends to the inside of the first limiting groove 7, an arc-shaped plate 20 is arranged at one side of the limiting plate 19 close to the movable plate 18, and an arc-shaped rubber gasket 21 is adhered to the inner side of the arc-shaped plate 20, so that when the movable plate 18 slides upwards, the limiting plate 19 can leave the corresponding first limiting groove 7 along with the movable plate, the limiting fixation of the extension pipe 3 and the oil pipe nipple main body 1 is released, the arc-shaped rubber gasket 21 can move along with the movable plate in the direction far away from the extension pipe 3, the sealing between the extension pipe 3 and the oil pipe nipple main body 1 is released, when the movable plate 18 slides downwards, the limiting plate 19 can be inserted into the corresponding first limiting groove 7 again along with the movable plate, the stability between the extension pipe 3 and the oil pipe nipple, further guarantee the sealed effect between extension pipe 3 and oil pipe nipple joint main part 1.

The working principle is as follows: when the oil pipe length finely adjusted and sealed is used, two groups of connecting pieces 9 are screwed to the extension pipe 3 respectively through the threaded connection of the connecting pieces 9 and the extension pipe 3 until the connecting pieces 9 are tightly attached to the second annular sealing piece 8 on the extension pipe 3, at the moment, the screw rod 12 is screwed forwards, the screw 12 is connected with the first device bin 11 through threads, so that the screw 12 can move downwards along with the screw, the inclined edge part of the corresponding movable extrusion block 13 is extruded, through the sliding connection of the movable extrusion block 13 and the first device cabin 11, and the elasticity of the spring 15, so that the movable extrusion blocks 13 can be slidably inserted into the corresponding second limiting grooves 10 on the connecting piece 9, so that the relative rotation between the connecting piece 9 and the extension pipe 3 is limited, and the loosening caused by the autonomous rotation due to the external factors caused by the displacement of the connecting piece 9 and the extension pipe 3 in the use process can be avoided;

when the length of the pipeline needs to be adjusted, the two sets of screw rods 17 are respectively rotated in the forward direction, the movable plate 18 can slide along with the screw rods 17 through the threaded connection between the movable plate 18 and the corresponding screw rods 17 and the sliding connection between the movable plate 18 and the second device bin 16, so that the movable plate 18 can further drive the limiting plate 19 to leave the corresponding first limiting groove 7, the arc-shaped rubber gasket 21 removes the seal between the extension pipe 3 and the oil pipe nipple main body 1, the extension pipe 3 and the first annular sealing element 5 are respectively connected with the annular groove 2 in a sliding manner, the movable rod 6 is connected with the groove 4 in a sliding manner, the extension pipe 3 transversely slides to a specified position, at the moment, the two sets of screw rods 17 are respectively rotated in the reverse direction, so that the two sets of movable plates 18 respectively drive the limiting plates 19 on the movable plates to move towards the direction close to the extension pipe 3 until the limiting plates, and arc rubber pad 21 closely laminates with extension pipe 3 and oil pipe nipple joint main part 1 to make by spacing fixed between extension pipe 3 and the oil pipe nipple joint main part 1, and fully keep sealed, can accomplish length adjustment.

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 (6)

1. The utility model provides an use sealed oil pipe nipple joint of length fine setting, includes oil pipe nipple joint main part (1), recess (4) and connecting piece (9), its characterized in that: the edge of the two ends of the oil pipe nipple main body (1) is provided with an annular groove (2), an extension pipe (3) is arranged in the annular groove (2), one side of the inside of the annular groove (2) far away from the extension pipe (3) is uniformly provided with a groove (4), one side of the top and the bottom of the outer wall of the extension pipe (3) near the oil pipe nipple main body (1) is uniformly provided with a first limiting groove (7), the outer side of the extension pipe (3) far away from one end of the oil pipe nipple main body (1) is pasted with a second annular sealing element (8), one end of the second annular sealing element (8) far away from the oil pipe nipple main body (1) is provided with a connecting piece (9), the edge of one end of the connecting piece (9) near the second annular sealing element (8) is uniformly provided with a second limiting groove (10), and the top and the bottom of one end of the second annular sealing element, and the inside top in first device storehouse (11) is run through and is had screw rod (12), second device storehouse (16) is all installed to one side that oil pipe nipple joint main part (1) outer wall top and bottom are close to extension pipe (3), and has run through at the inside top in second device storehouse (16) lead screw (17), the outside cover of lead screw (17) is equipped with fly leaf (18), and fly leaf (18) run through second device storehouse (16).

2. The tubing sub sealed using length trimming of claim 1, wherein: the central axis of the extension pipe (3) and the central axis of the oil pipe nipple main body (1) are overlapped, and the extension pipe (3) and the annular groove (2) form a relative sliding structure.

3. The tubing sub sealed using length trimming of claim 1, wherein: one end of the extension pipe (3) close to the groove (4) is pasted with a first annular sealing element (5), one end of the first annular sealing element (5) close to the groove (4) is evenly provided with a movable rod (6), and the movable rod (6) extends to the inside of the groove (4).

4. The tubing sub sealed using length trimming of claim 1, wherein: first device storehouse (11) are close to one side of connecting piece (9) and run through movable extrusion piece (13), and activity extrusion piece (13) extend to the inside of second spacing groove (10), the top and the bottom of activity extrusion piece (13) all are fixed with installation piece (14), and are connected with spring (15) between installation piece (14) and first device storehouse (11).

5. The tubing sub sealed using length trimming of claim 1, wherein: the movable plate (18) is in threaded connection with the screw rod (17), and the movable plate (18) and the screw rod (17) form a relative sliding structure.

6. The tubing sub sealed using length trimming of claim 1, wherein: one side that lead screw (17) were kept away from to fly leaf (18) bottom is installed limiting plate (19), and limiting plate (19) extend to the inside of first spacing groove (7), arc (20) are installed to one side that limiting plate (19) are close to fly leaf (18), and the inboard of arc (20) is pasted and is had arc rubber pad (21).

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