CN215761595U

CN215761595U - Cable end portion suspension sealer

Info

Publication number: CN215761595U
Application number: CN202120778409.1U
Authority: CN
Inventors: 肖洪朋; 朱宪家; 张玉环
Original assignee: Shandong Huaning Heat Technology Co ltd
Current assignee: Shandong Huaning Heat Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-02-08
Anticipated expiration: 2031-04-16

Abstract

The utility model relates to the field of electric tracing band production equipment, and particularly discloses a cable end suspension sealer. The transition cap, the outer armor steel wire pressing sleeve, the transition cap, the inner armor steel wire pressing sleeve, the packing pressing cap and the PTFE pressing cap are sequentially connected from bottom to top, a PTFE pad and a rubber pad are arranged between the packing pressing cap and the PTFE pressing cap, and the upper end cap of the polished rod, the outer armor steel wire pressing sleeve, the transition cap, the inner armor steel wire pressing sleeve, the packing pressing cap, the PTFE pad and the rubber pad are all in a cylindrical shape. In the use process, the inverted cone table part of the outer armor steel wire pressing sleeve presses the armor steel wires by screwing the transition cap, and meanwhile, the outer armor steel wires are also pressed between the flange and the upper thin section; the inner armor steel wire is also pressed by the inverted cone part of the inner armor steel wire pressing sleeve, and the inner armor steel wire is also pressed between the flange and the upper thin section of the transition cap, so that the upper end of the heating cable is convenient to hang, and the heating cable is simple, quick and convenient to use.

Description

Cable end portion suspension sealer

Technical Field

The utility model relates to the field of electric tracing band production equipment, in particular to a cable end suspension sealer.

Background

In the oil production process of the oil field, oil is hot at first, and as the oil level rises, the oil becomes cold, the viscosity becomes high, the flowing of the oil is not facilitated, the oil production efficiency is influenced, and therefore, the heating cable is added in the oil outlet pipeline, oil flows out from the side surface of the upper end of the oil outlet pipe, the heating cable enters from the upper end of the oil outlet pipe, the heating cable has two types, one type is a straight rod type, the other type is a plastic cable, for the plastic cable, as the heating cable extends into the ground for kilometers, the self weight can drop the heating cable off, so that a layer of armor steel is woven outside the plastic heating cable, each meter can reach three or four kilograms, each kilometer can reach three or four kilograms, the dropping force is therefore high and therefore a sealing suspension is required at the upper end of the flowline and therefore a special device must be provided for sealing, but no such sealing device is currently available.

Disclosure of Invention

The utility model provides a cable end suspension sealer with sealing and suspension functions, which is used for overcoming the defects of the prior art.

The utility model is realized by the following technical scheme:

the utility model provides a cable tip hangs sealer, characterized by includes and presses cover, transition cap, interior armour steel wire pressure cover, filler pressure cap and tetrafluoro pressure cap by lower supreme polished rod upper end cap, outer armour steel wire that connects gradually, it presses the cap to pack to press cap and tetrafluoro to press to be equipped with between the cap to pack to press cap and tetrafluoro and to gather tetrafluoro pad and rubber pad, polished rod upper end cap, outer armour steel wire pressure cover, transition cap, interior armour steel wire pressure cover, filler pressure cap, tetrafluoro pressure cap, gather tetrafluoro pad and rubber pad are the tube-shape, wherein:

the upper end cap and the transition cap of the polished rod are both composed of an upper thin section and a lower thick section, a shoulder is formed between the upper thin section and the lower thick section, the interior of the upper thin section is in a shape of an inverted frustum, a circle of cylinder is arranged outside the upper thin section, a gap is formed between the cylinder and the upper thin section, the lower end of the cylinder is connected with the shoulder, and a sealing ring is embedded at the upper end of the cylinder;

the lower thick section of the transition cap is in threaded connection with a cylinder on the upper thin section of the polish rod upper end cap;

the outer armor steel wire pressing sleeve and the inner armor steel wire pressing sleeve are in inverted frustum shapes which can be inserted into the upper thin section, and flanges extend outwards from the upper ends of the outer armor steel wire pressing sleeve and the inner armor steel wire pressing sleeve;

the interior of the packing pressing cap is divided into an upper part and a lower part by a separation ring, wherein the lower part is in threaded connection with a cylinder on an upper thin section of the transition cap, and the upper part is in threaded connection with the polytetrafluoroethylene pressing cap after being filled with the polytetrafluoroethylene pad and the rubber pad.

The inside of the lower end of the upper end cap of the polish rod is in a horn mouth shape.

The lower end of the upper end cap of the polish rod is provided with a threaded section which is in threaded connection with the oil outlet pipe.

And anti-skid grains or rough surfaces are arranged in the inverted frustum-shaped parts of the outer armor steel wire pressing sleeve and the inner armor steel wire pressing sleeve inside the upper thin section.

The utility model has the beneficial effects that:

when the steel wire pressing sleeve is used, firstly, the outer armor steel wire is pulled open, penetrates through the upper thin section of the upper end cap of the polished rod and then is plugged into a gap between the cylinder and the upper thin section, the inverted cone part of the outer armor steel wire pressing sleeve is pressed against the armor steel wire by screwing the transition cap, and meanwhile, the outer armor steel wire is also pressed between the flange of the outer armor steel wire pressing sleeve and the upper thin section; in a similar way, the inner armor steel wire is also pressed by the inverted cone part of the inner armor steel wire pressing sleeve, the inner armor steel wire is also pressed between the flange of the inner armor steel wire pressing sleeve and the upper thin section of the transition cap, and then the polytetrafluoroethylene pad and the rubber pad are sleeved on the inner armor steel wire and then pressed by the polytetrafluoroethylene cap thread, so that the heating cable is fixed with the oil pipe, the upper end of the heating cable is convenient to hang, and the heating cable is simple to use and is quick and convenient.

Drawings

The utility model is further described with reference to the accompanying drawings in which:

fig. 1 is a schematic sectional structure of the present invention.

In the figure, 1 a polish rod upper end cap, 101 an upper thin section, 102 a lower thick section, 103 a shoulder, 104 a cylinder, 105 a thread section, 106 a sealing ring, 2 an outer armor steel wire pressing sleeve, 201 a flange, 3 a transition cap, 4 an inner armor steel wire pressing sleeve, 5 a packing pressing cap, 501 a spacer ring, 6 a tetrafluoro pressing cap, 7 a polytetrafluoro cushion and 8 a rubber cushion.

Detailed Description

The drawings illustrate specific embodiments of the utility model. As shown in fig. 1 (arrow point direction is interior, the extrusion fastening direction of outer armour steel wire in the picture), this kind of cable tip hangs sealer, include by lower supreme polished rod upper end cap 1 that connects gradually, outer armour steel wire presses cover 2, transition cap 3, interior armour steel wire presses cover 4, pack and press cap 5 and tetrafluoro to press cap 6, pack and press cap 5 and tetrafluoro to press and have between the cap 6 polytetrafluoroethylene pad 7 and rubber pad 8, polished rod upper end cap 1, outer armour steel wire presses cover 2, transition cap 3, interior armour steel wire presses cover 4, pack and press cap 5, tetrafluoro to press cap 6, polytetrafluoroethylene pad 7 and rubber pad 8 are the tube-shape, will hold heating cable and pass through, wherein:

the polished rod upper end cap 1 and the transition cap 3 are identical in appearance and both consist of an upper thin section 101 and a lower thick section 102, a shoulder 103 is formed between the upper thin section 101 and the lower thick section 102, the interior of the upper thin section 101 is in an inverted frustum shape, a circle of cylinder 104 is arranged outside the upper thin section 101, the lower end of the cylinder 104 is welded on the shoulder 103, the cylinder 104 is thicker than the upper thin section 101, therefore, a gap is formed between the cylinder 104 and the upper thin section 101 and used for plugging in the armor steel wire, a sealing ring 106 is embedded at the upper end of the cylinder 104, the upper end of the sealing ring 106 is higher than the upper end of the upper thin section 101, a ring groove can be formed at the upper end of the cylinder 104 to plug in the sealing ring 106, and the sealing ring 106 can also be wrapped at the upper end of the cylinder 104;

in order to facilitate the insertion of the heating cable, the inside of the lower thick section 102 of the polish rod upper end cap 1 is in a bell mouth shape, and the bell mouth-shaped lower end is a threaded section 105 and is in threaded connection with the oil outlet pipe through the threaded section 105.

The lower thick section 102 of the transition cap 3 is in threaded connection with the cylinder 104 on the upper thin section 101 of the polish rod upper end cap 1;

the outer armor steel wire pressing sleeve 2 and the inner armor steel wire pressing sleeve 4 are in inverted frustum shapes which can be inserted into the upper thin section 101, the upper ends of the outer armor steel wire pressing sleeve 2 and the inner armor steel wire pressing sleeve 4 extend outwards to form a flange 201, and the flange 201 is pressed on the upper ends of the upper thin section 101 and the cylinder 104 during assembly; the seal ring 106 may be attached to the flange 201.

The interior of the packing pressing cap 5 is divided into an upper part and a lower part by a separation ring 501, wherein the lower part is in threaded connection with the cylinder 104 on the upper thin section 101 of the transition cap 3, and the upper part is in threaded connection with the polytetrafluoroethylene pressing cap 6 after being filled with the polytetrafluoroethylene gasket 7 and the rubber gasket 8.

In order to further enhance the pressing force, the inner part of the upper thin section 101, the inverted frustum-shaped parts of the outer armor steel wire pressing sleeve 2 and the inner armor steel wire pressing sleeve 4 are respectively provided with anti-skid grains or rough surfaces.

The using process is as follows: the heating cable is stretched into an oil outlet pipe, all parts are sequentially sleeved from the upper end of the heating cable, then the outer armor steel wires on the heating cable are pulled open at a proper position, at the moment, the upper end cap of the polished rod is positioned below the pulled open part, the rest parts are positioned above the pulled open part, the pulled open outer armor steel wires are plugged into a gap between the upper thin section of the upper end cap of the polished rod and the cylinder, then the outer armor steel wire pressing sleeve is plugged into the upper thin section of the upper end cap of the polished rod, the transition cap is screwed, the outer armor steel wire pressing sleeve extrudes and compresses the pulled open armor steel wires, and the flanges extrude and compress the pulled open armor steel wires together; then, the inner armor steel wire on the heating cable extending out of the upper thin section of the transition cap is pulled open, the inner armor steel wire is plugged between the upper thin section of the transition cap and the cylinder in the same operation as the above, the inner armor steel wire is plugged into the upper thin section of the transition cap in a pressing mode, the packing pressing cap is screwed down, the inner armor steel wire is pressed tightly, the polytetrafluoroethylene pad, the rubber pad and the polytetrafluoroethylene pressing cap sequentially penetrate through the heating cable, and the polytetrafluoroethylene pressing cap and the upper portion of the packing pressing cap are screwed down.

Other technical features than those described in the specification are known to those skilled in the art.

Claims

1. The utility model provides a cable tip hangs sealer, characterized by includes and presses cover (2), transition cap (3), interior armor steel wire pressure cover (4), filler pressure cap (5) and tetrafluoro pressure cap (6) by lower supreme polished rod upper end cap (1) that connects gradually, outer armor steel wire, it presses to pack to press is equipped with between cap (6) and tetrafluoro pressure cap (5) and gathers tetrafluoro pad (7) and rubber pad (8), end cap (1), outer armor steel wire pressure cover (2), transition cap (3), interior armor steel wire pressure cover (4), filler pressure cap (5), tetrafluoro pressure cap (6), gather tetrafluoro pad (7) and rubber pad (8) are the tube-shape on the polished rod, wherein:

the upper end cap (1) and the transition cap (3) of the polished rod are both composed of an upper thin section (101) and a lower thick section (102), a shoulder (103) is formed between the upper thin section (101) and the lower thick section (102), the interior of the upper thin section (101) is in an inverted frustum shape, a circle of cylinder (104) is arranged outside the upper thin section (101), a gap is formed between the cylinder (104) and the upper thin section (101), the lower end of the cylinder (104) is connected with the shoulder (103), and a sealing ring (106) is embedded at the upper end of the cylinder (104);

the lower thick section (102) of the transition cap (3) is in threaded connection with a cylinder (104) on the upper thin section (101) of the polish rod upper end cap (1);

the outer armor steel wire pressing sleeve (2) and the inner armor steel wire pressing sleeve (3) are in inverted frustum shapes which can be inserted into the upper thin section (101), and flanges (201) extend outwards from the upper ends of the outer armor steel wire pressing sleeve (2) and the inner armor steel wire pressing sleeve (3);

the packing pressing cap (5) is divided into an upper part and a lower part by a separating ring (501), wherein the lower part is in threaded connection with a cylinder (104) on an upper thin section (101) of the transition cap (3), and the upper part is in threaded connection with the polytetrafluoroethylene pressing cap (6) after the polytetrafluoroethylene gasket (7) and the rubber gasket (8) are filled.

2. The cable end suspension sealer according to claim 1, wherein the inside of the lower end of the polish rod upper end cap (1) is flared.

3. The cable end suspension sealer according to claim 1, wherein said polish rod upper end cap (1) has a threaded section (105) at its lower end, and is threadedly connected to a flowline through the threaded section (105).

4. Cable end suspension sealer according to claim 1, wherein the inverted frustum-shaped portions inside the upper thin section (101), of the outer and inner armor steel wire press sleeves (2, 3) are provided with anti-slip lines or rough surfaces.