CN222863845U - Anti-seepage thin nut for pipeline - Google Patents

Abstract

The utility model relates to the technical field of fasteners, in particular to an anti-seepage thin nut for a pipeline, which comprises a nut, a sealing block and a nut cover, the nut is connected with the lower sealing block through the bottom locking block, a nut cover is arranged outside the nut, and the bottom of the nut cover is inserted into the sealing block. The nut can be arranged inside and outside a pipeline through connecting the concave sealing block or the convex sealing block, sealing treatment is carried out through the sealing connecting block arranged at the bottom of the sealing block and the connecting position, so that leakage of transported objects is prevented, the integrity and the safety of the pipeline are improved, the nut cover is arranged outside the nut, the anti-seepage block is arranged in the nut cover, corrosion and seepage of the environment to the nut can be prevented, the corrosion resistance of a drop curtain is improved, and the service life of the nut is prolonged.

Description

Anti-seepage thin nut for pipeline

Technical Field

The utility model relates to the technical field of fasteners, in particular to an impermeable thin nut for a pipeline.

Background

Pipes are devices for transporting gas, liquid or fluid with solid particles, which are coupled by pipes, pipe couplings, valves, etc. In general, after the fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., the fluid flows from a high pressure place to a low pressure place of a pipeline, and the fluid can be conveyed by the pressure or gravity of the fluid. The piping is used in a wide variety of applications, mainly in water supply, water drainage, heat supply, gas supply, long distance transportation of petroleum and natural gas, agricultural irrigation, hydraulic engineering and various industrial devices.

The utility model provides a current thin nut, bulletin number is CN 213331967U, includes thin nut body, screw thread through-hole, open slot, supporting rib, goes up gasket, lower gasket, first spliced pole and second spliced pole, thin nut body center is equipped with the screw thread through-hole, be equipped with the open slot on the lateral wall of thin nut body, the inside supporting rib that is equipped with of open slot, be equipped with gasket and lower gasket on the top surface and the bottom surface of thin nut body respectively, be equipped with a plurality of spacing grooves on the inner wall of screw thread through-hole, be equipped with first spliced pole and second spliced pole on the bottom of going up the gasket and the top of lower gasket respectively, first spliced pole and second spliced pole are located the spacing inslot. This kind of thin nut has increased intensity and locking performance, increases its security when using, but can't be applicable to the inside and outside fixed of pipeline, when this nut was applicable to on the pipeline, because the nut bottom produced the gap with the pipeline cambered surface, lead to the junction leakproofness relatively poor, lead to the leakage of transport thing easily, be unfavorable for the use of pipeline transportation.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide the anti-seepage thin nut for the pipeline, which is suitable for fixing the inside and the outside of the pipeline and improves the sealing performance and the stability of the joint.

The utility model provides a thin anti-seepage nut for a pipeline, which comprises a nut, a sealing block and a nut cover, wherein the nut is connected with the sealing block below through a bottom locking block, the nut cover is arranged outside the nut, and the bottom of the nut cover is inserted into the sealing block.

Preferably, the nut be hex nut, the nut include nut body, nut hole, latch segment, sealing ring, the inside center of nut body be equipped with the nut hole, nut hole inner wall evenly be equipped with the screw thread, nut body bottom be equipped with the latch segment, the latch segment be equipped with six, latch segment one side is high low, the latch segment sets up along clockwise and makes high side and another latch segment low side link to each other, nut body top is equipped with the sealing ring.

Preferably, the inner diameter of the sealing ring is smaller than the diameter of the nut hole.

Preferably, the sealing block comprises a sealing block main body, a locking groove, a sealing connecting block, a slot and a sealing hole, wherein the sealing block main body protrudes downwards, the locking groove is arranged at the top of the sealing block main body, the locking groove is matched with the locking block, the slot is arranged at the outer side of the locking groove, and the sealing connecting block is arranged at the bottom of the sealing block main body.

Preferably, the sealing connection block is made of elastic materials.

Preferably, the seal block body further includes an upward concavity.

Preferably, the nut cover comprises a nut cover body and anti-seepage blocks, wherein the nut cover body is a hollow cover body, a plurality of anti-seepage blocks are arranged in the nut cover body, and the anti-seepage blocks are arranged between the nut cover body and the nut.

Preferably, the inner side of the seepage-proofing block is coated with an epoxy resin coating.

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

1. According to the anti-seepage thin nut for the pipeline, the nut can be arranged inside and outside the pipeline through the connecting concave or convex sealing block, sealing treatment is carried out through the bottom of the sealing block and the sealing connecting block arranged at the connecting position, so that leakage of transported objects is prevented, and the integrity and the safety of the pipeline are improved;

2. according to the anti-seepage thin nut for the pipeline, the nut cover is arranged outside the anti-seepage thin nut for the pipeline, and the anti-seepage block is arranged in the nut cover, so that the corrosion and seepage of the environment to the nut can be prevented, the corrosion resistance of the drop curtain is improved, and the service life of the nut is prolonged.

Drawings

FIG. 1 is a schematic view of an embodiment of a thin impermeable nut for a pipe according to the present utility model;

FIG. 2 is a cross-sectional view of an embodiment of a thin impermeable nut for a pipe in accordance with the present utility model;

FIG. 3 is a bottom view of a combination of a thin impermeable nut body and nut cap for a pipe in accordance with the present utility model;

FIG. 4 is a top view of an impermeable thin nut sealing block for a pipe in accordance with the present utility model;

FIG. 5 is a schematic view of a second embodiment of an impermeable thin nut for a pipe according to the present utility model;

In the figure, 1-nut, 11-nut body, 12-nut hole, 13-locking block, 14-sealing ring, 2-sealing block, 21-sealing block main body, 22-locking groove, 23-sealing connecting block, 24-slot, 25-sealing hole, 3-nut cover, 31-nut cover body and 32-anti-seepage block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, in the embodiment of the utility model, an impermeable thin nut for a pipeline comprises a nut 1, a sealing block 2 and a nut cover 3, wherein the nut 1 is a hexagon nut, the nut 1 comprises a nut body 11, a nut hole 12, a locking block 13 and a sealing ring 14, the nut body 11 is internally provided with the nut hole 12 at the center, the inner wall of the nut hole 12 is uniformly provided with threads, the bottom of the nut body 11 is provided with the locking block 13, six locking blocks 13 are arranged, one side of each locking block 13 is high and one side is low, the locking block 13 is arranged clockwise to enable the high side to be connected with the low side of the other locking block 13, the top of the nut body 11 is provided with the sealing ring 14, the inner diameter of the sealing ring 14 is smaller than the diameter of the nut hole 12, the nut 1 is connected with the lower sealing block 2 through the bottom locking block 13, the sealing block 2 comprises a sealing block main body 21, a locking groove 22, a sealing connecting block 23, a slot 24 and a sealing hole 25, the sealing block main body 21 is downwards protruded, the top of the sealing block main body 21 is provided with the locking groove 22, the locking groove 22 is matched with the locking block 13, the sealing block 22 is arranged at the outer side of the sealing block 23, the sealing block 23 is arranged at the inner side of the sealing block 31, the sealing block 31 is arranged between the sealing block 1 and the sealing block 31, the sealing block 32 is arranged at the inner side of the sealing block 31, the sealing block 32 is arranged between the sealing block 31, and the sealing block 31 is arranged outside the sealing block 31, and the sealing block 32 is provided with the sealing block 32, and the sealing block 32 is coated with the sealing block 31, and the sealing block 31 is made of the sealing cover is coated with the sealing cover.

Example two

Referring to fig. 5, in an embodiment of the present utility model, an anti-seepage thin nut for a pipeline includes a nut 1, a sealing block 2, and a nut cover 3, where the nut 1 is a hexagonal nut, the nut 1 is connected with the sealing block 2 that is concave upward below, the nut cover 3 is disposed outside the nut 1, and the nut cover 3 is inserted into the sealing block 2.

Working principle:

Before the anti-seepage thin nut for the pipeline is used, the locking block 13 at the bottom of the nut 1 is aligned with the locking groove 22 at the top of the sealing block 2 to be rotationally fixed, then the bottom of the nut cover 3 is inserted into the slot 24 of the sealing block 2 to be assembled, if the anti-seepage thin nut is installed inside the pipeline, the sealing block is downwards convex, if the anti-seepage thin nut is installed outside the pipeline, the sealing hole 25 and the nut hole 12 are aligned with the connecting hole, the nut is fixed at the pipeline hole by the rotating bolt, at the moment, the sealing performance at the connecting hole is improved because the arc-shaped adaptive sealing block 2 can be tightly attached to the connecting surface, the nut cover 3 plays a role in protecting the internal nut 1 during use, and the anti-seepage block coated with an epoxy resin coating is arranged inside the nut cover 3, so that the corrosion of the nut to the outside is prevented, the use safety of the nut is improved, and the service life of the nut is prolonged.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims (8)

1. The anti-seepage thin nut for the pipeline is characterized by comprising a nut (1), a sealing block (2) and a nut cover (3), wherein the nut (1) is connected with the lower sealing block (2) through a bottom locking block (13), the nut cover (3) is arranged outside the nut (1), and the bottom of the nut cover (3) is inserted into the sealing block (2).

2. The anti-seepage thin nut for the pipeline as claimed in claim 1, wherein the nut (1) is a hexagon nut, the nut (1) comprises a nut body (11), a nut hole (12), locking blocks (13) and a sealing ring (14), the nut hole (12) is arranged in the center of the inside of the nut body (11), threads are uniformly arranged on the inner wall of the nut hole (12), the locking blocks (13) are arranged at the bottom of the nut body (11), six locking blocks (13) are arranged, one side of each locking block (13) is high, one side of each locking block is low, the locking blocks (13) are arranged clockwise to enable the high side to be connected with the low side of the other locking block (13), and the sealing ring (14) is arranged at the top of the nut body (11).

3. An impermeable thin nut for pipes according to claim 2, characterized in that said sealing ring (14) has an inner diameter smaller than the diameter of the nut hole (12).

4. The anti-seepage thin nut for the pipeline as claimed in claim 1, wherein the sealing block (2) comprises a sealing block main body (21), a locking groove (22), a sealing connecting block (23), a slot (24) and a sealing hole (25), the sealing block main body (21) is downwards convex, the locking groove (22) is arranged at the top of the sealing block main body (21), the locking groove (22) is matched with the locking block (13), the slot (24) is arranged at the outer side of the locking groove (22), and the sealing connecting block (23) is arranged at the bottom of the sealing block main body (21).

5. A thin impermeable nut for pipes according to claim 4, characterized in that said sealing connection block (23) is made of elastic material.

6. A thin impermeable nut for pipes as set forth in claim 4, characterized in that said sealing block body (21) further comprises an upward concavity.

7. The impermeable thin nut for the pipeline as claimed in claim 1, wherein the nut cover (3) comprises a nut cover body (31) and impermeable blocks (32), the nut cover body (31) is a hollow cover body, a plurality of impermeable blocks (32) are arranged in the nut cover body (31), and the impermeable blocks (32) are arranged between the nut cover body (31) and the nut (1).

8. The thin anti-seepage nut for the pipeline according to claim 7, wherein the inner side of the anti-seepage block (32) is coated with an epoxy resin coating.