CN212226379U

CN212226379U - Protector of compensator

Info

Publication number: CN212226379U
Application number: CN202020937378.5U
Authority: CN
Inventors: 游明江; 许向阳; 莫文斌
Original assignee: Chongqing Sanlian Pipeline Equipment Co ltd
Current assignee: Chongqing Sanlian Pipeline Equipment Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-12-25
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a protection device of compensator, including first ring flange, fixedly connected with compensator body on the first ring flange, the cover is equipped with first annular metal circle on the compensator body, fixedly connected with second annular metal circle on the compensator body, equal fixedly connected with heat preservation dustcoat, two on first annular metal circle and the second annular metal circle be equipped with the heat preservation inner cover between the heat preservation dustcoat, the cover is equipped with the second ring flange on the compensator body, a plurality of first screw holes have been seted up on the second ring flange. The utility model discloses a set up heat preservation dustcoat and heat preservation inner cover in the periphery of compensator body, the compensator body is when stretching out and drawing back, and the heat preservation inner cover also can carry out adaptability in flexible inslot and slide, has effectively avoided the flexible department of compensator body to fall into debris under the protection of heat preservation dustcoat and heat preservation inner cover, can reduce the interference of external temperature environment to the telescopic joint through heat preservation dustcoat and heat preservation inner cover.

Description

Protector of compensator

Technical Field

The utility model relates to a pipeline compensator technical field especially relates to a protection device of compensator.

Background

The metal corrugated compensator is composed of corrugated pipe and its working main body, and accessories such as end pipe, support, flange and guide pipe. The effective telescopic deformation of the working main body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like, or compensate the axial, transverse and angular displacement of the pipelines, conduits, containers and the like, and the corrugated pipe can also be used for noise reduction and vibration reduction. But current corrugated compensator is when using, and the sunk part of pipe outer wall often can fall into debris, and the debris card can direct influence the flexible performance of compensator in flexible department, if debris hardness is higher, the compensator can appear the mar rather than the friction even when flexible, the life of the compensator that has significantly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art "the depressed part of compensator outer tube wall often can fall into debris, and the debris card can direct influence the flexible performance of compensator in flexible department, if debris hardness is higher, the compensator can appear the mar rather than the friction even when flexible, the life's of the compensator defect that has significantly reduced" and provide a protection device of compensator.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a protector of a compensator comprises a first flange plate, a compensator body is fixedly connected on the first flange plate, the compensator body is sleeved with a first annular metal ring, the compensator body is fixedly connected with a second annular metal ring, the first annular metal ring and the second annular metal ring are both fixedly connected with heat-insulating outer covers, a heat-insulating inner cover is arranged between the two heat-insulating outer covers, the compensator body is sleeved with a second flange plate, a plurality of first screw holes are arranged on the second flange plate, the first screw holes are distributed in an annular uniform array, each first screw hole is internally provided with a hexagon socket head cap screw, set up on the first annular metal ring with hexagon socket head cap screw matched with second screw hole, the one end threaded connection that hexagon socket head cap screw passed first screw hole is in the second screw hole, the inner circle wall fixedly connected with sealing washer of second ring flange.

Preferably, a telescopic groove is formed in the heat-insulation outer cover, the heat-insulation inner cover is connected in the telescopic groove in a sliding mode, a spring is fixedly connected to the bottom wall of the telescopic groove, and one end, far away from the bottom wall of the telescopic groove, of the spring is fixedly connected with the heat-insulation inner cover.

Preferably, a plurality of fixing bolts are arranged on the second annular metal ring, and each fixing bolt penetrates through the second annular metal ring to be in threaded connection with the heat-preservation outer cover.

Preferably, a plurality of mounting holes are formed in the first flange plate and the second flange plate, and the mounting holes are distributed in an annular uniform array.

Preferably, the sealing ring is made of ethylene propylene diene monomer rubber, and the sealing ring is in interference fit with the compensator body.

Compared with the prior art, the beneficial effects of the utility model are that: the heat-insulation outer cover and the heat-insulation inner cover are arranged on the periphery of the compensator body, when the compensator body stretches, the heat-insulation inner cover can also slide in the telescopic groove in an adaptive manner, so that springs on two sides are compressed or extended, sundries falling into the stretching part of the compensator body are effectively avoided under the protection of the heat-insulation outer cover and the heat-insulation inner cover, certain heat-insulation performance can be achieved through the heat-insulation outer cover and the heat-insulation inner cover, and the interference of the external temperature environment on the telescopic joint is reduced; through unscrewing every interior hexagonal screw from first screwed hole, simultaneously with fixing bolt from the heat preservation dustcoat of bottom side in the back-up for second annular metal loop and heat preservation dustcoat are separable, and the staff directly holds first annular metal loop and takes out from the compensator body outside together with heat preservation dustcoat and heat preservation inner cover, thereby is convenient for carry out dismouting and insulation material's change.

Drawings

Fig. 1 is a schematic front structural view of a protection device of a compensator according to the present invention;

fig. 2 is a schematic top view of the second flange.

In the figure: 1-a first flange plate, 2-a second flange plate, 3-a compensator body, 4-a mounting hole, 5-a sealing ring, 6-a first annular metal ring, 7-a heat preservation outer cover, 8-a heat preservation inner cover, 9-a telescopic groove, 10-a spring, 11-a fixing bolt, 12-a second annular metal ring, 13-an inner hexagonal screw and 14-a first screw hole.

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.

Referring to fig. 1-2, a protector of a compensator comprises a first flange 1, a compensator body 3 is fixedly connected to the first flange 1, a first annular metal ring 6 is sleeved on the compensator body 3, a second annular metal ring 12 is fixedly connected to the compensator body 3, a heat-insulating outer cover 7 is fixedly connected to the first annular metal ring 6 and the second annular metal ring 12, a plurality of fixing bolts 11 are arranged on the second annular metal ring 12, each fixing bolt 11 penetrates through the second annular metal ring 12 to be in threaded connection with the heat-insulating outer cover 7, the fixing bolts 11 are screwed out from the heat-insulating outer cover 7 at the bottom side, so that the second annular metal ring 12 and the heat-insulating outer cover 7 can be separated, a heat-insulating inner cover 8 is arranged between the two heat-insulating outer covers 7, a telescopic groove 9 is formed in the heat-insulating outer cover 7, the heat-insulating inner cover 8 is slidably connected in the telescopic groove 9, a spring 10 is fixedly connected to the bottom wall, spring 10 keeps away from the one end and the 8 fixed connection of heat preservation inner covers of 9 diapalls of flexible groove, and compensator body 3 is when stretching out and drawing back, and heat preservation inner cover 8 also can carry out the adaptability in flexible groove 9 and slide for both sides spring 10 compresses or extends, has effectively avoided the flexible department of compensator body 3 to fall into debris under the protection of heat preservation dustcoat 7 and heat preservation inner cover 8.

The heat-insulating outer cover 7 and the heat-insulating inner cover 8 are both made of cement foaming heat-insulating materials, the compensator body 3 is sleeved with a second flange plate 2, a plurality of mounting holes 4 are respectively formed in the first flange plate 1 and the second flange plate 2, the mounting holes 4 are distributed in an annular uniform array and are used for connecting the flange plates, a plurality of first screw holes 14 are formed in the second flange plate 2, the first screw holes 14 are distributed in an annular uniform array, an inner hexagonal screw 13 is arranged in each first screw hole 14, a second screw hole matched with the inner hexagonal screw 13 is formed in the first annular metal ring 6, one end of the inner hexagonal screw 13 penetrating through the first screw hole 14 is connected into the second screw hole in a threaded manner, a sealing ring 5 is fixedly connected to the inner ring wall of the second flange plate 2, the sealing ring 5 is made of ethylene propylene diene monomer, the sealing ring 5 is in interference fit with the compensator body 3, the ethylene propylene diene monomer sealing ring has good weather resistance, ozone resistance, water resistance and chemical resistance.

In the utility model, the heat preservation outer cover 7 and the heat preservation inner cover 8 are arranged at the periphery of the compensator body 3, when the compensator body 3 is stretched, the heat preservation inner cover 8 can also slide in the stretching groove 9 in an adaptive manner, so that the springs 10 at two sides can be compressed or extended, the stretching part of the compensator body 3 is effectively prevented from falling into sundries under the protection of the heat preservation outer cover 7 and the heat preservation inner cover 8, certain heat preservation and heat insulation performance can be achieved through the heat preservation outer cover 7 and the heat preservation inner cover 8, the interference of the external temperature environment to the stretching section is reduced, each inner hexagonal screw 13 is screwed out from the first screw hole 14, the fixing bolt 11 is screwed out from the heat preservation outer cover 7 at the bottom side, the second annular metal ring 12 can be separated from the heat preservation outer cover 7, the worker directly takes the first annular metal ring 6 together with the heat preservation outer cover 7 and the heat preservation inner cover 8 out of the compensator body 3, thereby facilitating the disassembly and the replacement of the heat insulation material.

Claims

1. A protector of a compensator comprises a first flange plate (1) and is characterized in that a compensator body (3) is fixedly connected onto the first flange plate (1), a first annular metal ring (6) is sleeved on the compensator body (3), a second annular metal ring (12) is fixedly connected onto the compensator body (3), heat-insulating outer covers (7) are fixedly connected onto the first annular metal ring (6) and the second annular metal ring (12), a heat-insulating inner cover (8) is arranged between the heat-insulating outer covers (7), a second flange plate (2) is sleeved on the compensator body (3), a plurality of first screw holes (14) are formed in the second flange plate (2), the first screw holes (14) are distributed in an annular uniform array, and an inner hexagonal screw (13) is arranged in each first screw hole (14), set up on first annular metal ring (6) with hexagon socket head cap screw (13) matched with second screw hole, one end threaded connection that hexagon socket head cap screw (13) passed first screw hole (14) is in the second screw hole, the inner circle wall fixedly connected with sealing washer (5) of second ring flange (2).

2. The compensator protection device according to claim 1, wherein a telescopic groove (9) is formed in the heat-insulating outer cover (7), the heat-insulating inner cover (8) is slidably connected in the telescopic groove (9), a spring (10) is fixedly connected to the bottom wall of the telescopic groove (9), and one end, away from the bottom wall of the telescopic groove (9), of the spring (10) is fixedly connected with the heat-insulating inner cover (8).

3. The compensator protection device according to claim 1, wherein a plurality of fixing bolts (11) are arranged on the second annular metal ring (12), and each fixing bolt (11) penetrates through the second annular metal ring (12) to be in threaded connection with the heat-insulating outer cover (7).

4. The protector for the compensator according to claim 1, wherein a plurality of mounting holes (4) are formed in each of the first flange plate (1) and the second flange plate (2), and the plurality of mounting holes (4) are distributed in an annular uniform array.

5. The protector of the compensator according to claim 1, wherein the sealing ring (5) is made of ethylene propylene diene monomer, and the sealing ring (5) is in interference fit with the compensator body (3).