CN210531877U

CN210531877U - Gas anti-freezing device for equipment management of steel plant

Info

Publication number: CN210531877U
Application number: CN201921079189.2U
Authority: CN
Inventors: 宋文学; 魏光辉; 张嘉敏; 魏丽君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-05-15
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a coal gas freeze-proof device is used in iron and steel plant equipment management, including the pipeline body and cup joint first anti-freeze pipe and the anti-freeze pipe of second on the outer wall of pipeline body, first anti-freeze pipe and the anti-freeze pipe of second are equallyd divide and do not use their vertical axis to be provided with first fixed plate and second fixed plate as central bilateral symmetry, be provided with first jack on the first fixed plate, it has the bolt to peg graft in the first jack, be provided with second jack and damping constant head tank on the second fixed plate respectively, the bolt is pegged graft with the second jack, the one end of bolt is provided with the bar-shaped piece, the one end of bar-shaped piece is provided with the locating piece, locating piece and damping constant head tank joint, the other end of bolt is provided with the extrusion pad. The disassembly convenience of the first anti-freezing pipe and the second anti-freezing pipe is improved, and the buffer pressure-resistant oxidation resistance of the anti-freezing pipes is integrally and effectively improved.

Description

Gas anti-freezing device for equipment management of steel plant

Technical Field

The utility model relates to a steel production technical field specifically is a coal gas freeze-proof device for steel plant equipment management.

Background

In the process of steel production, a process is sintering, and gas is introduced into a sintering tank to generate high temperature for sintering, so that a pipeline for conveying the gas is frequently used in steel plant equipment, in cold weather, the outer wall of the gas conveying pipeline needs to be protected by an anti-freezing pipe in an anti-freezing sleeving manner to ensure the heat preservation of the gas conveying pipeline, however,

1. when the season is warm and the anti-freezing pipe is not needed, the anti-freezing pipe needs to be disassembled, the existing anti-freezing pipe is generally fixedly installed through a plurality of screws and nuts, if the anti-freezing pipe needs to be disassembled, a screwdriver needs to be taken, each screw needs to be rotated ceaselessly, and the screws are loosened and disassembled, so that the mode is time-consuming and inconvenient;

2. in addition, most of the anti-freezing pipes do not have pressure-resistant layers and oxidation-resistant layers arranged on the anti-freezing pipes, so that the anti-freezing pipes cannot buffer and resist pressure against external impact force, the oxidation resistance of the outer walls of the anti-freezing pipes cannot be improved, and the buffer pressure-resistant oxidation resistance of the anti-freezing pipes is reduced integrally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal gas freeze-proof device for iron and steel plant equipment management to solve the first anti-freezing pipe that prior art exists and the second anti-freezing pipe the dismantlement convenience lower, the relatively poor problem of the withstand voltage oxidation resistance of anti-freezing pipe.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal gas freeze-proof device for iron and steel plant equipment management, includes the pipeline body and cup joints first anti-freezing pipe and the anti-freezing pipe of second on the outer wall of pipeline body, first anti-freezing pipe and the anti-freezing pipe of second are equallyd divide and do not use their vertical axis to be provided with first fixed plate and second fixed plate as central bilateral symmetry, be provided with first jack on the first fixed plate, it has the bolt to peg graft in the first jack, be provided with second jack and damping constant head tank on the second fixed plate respectively, the bolt is pegged graft with the second jack, the one end of bolt is provided with the bar-shaped piece, the one end of bar-shaped piece is provided with the locating piece, locating piece and damping constant head tank joint, the other end of bolt is provided with the extrusion pad, the one end of.

Preferably, the damping positioning groove and the positioning block are of semi-arc-shaped structures in cross section.

Preferably, the number of the damping positioning grooves and the number of the positioning blocks are at least two, and the damping positioning grooves and the positioning blocks are arranged in bilateral symmetry by taking the vertical central axis of the strip-shaped block as a center.

Preferably, the first jack and the second jack have a strip-shaped inner hole-shaped cross section.

Preferably, the inner wall surfaces of the first anti-freezing pipe and the second anti-freezing pipe are both provided with heat insulation layers, and one ends, far away from the pipeline body, of the heat insulation layers are provided with pressure resistance layers.

Preferably, an anti-oxidation layer is arranged on the outer wall surface of the pressure-resistant layer.

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

1. the positioning block structure is clamped and rotated in a pressing mode, so that the first anti-freezing pipe and the second anti-freezing pipe can be conveniently detached when the anti-freezing pipes are not used, and the detachment convenience of the first anti-freezing pipe and the second anti-freezing pipe is effectively improved;

2. through set up resistance to compression layer and antioxidation layer on anti-freezing pipe, not only can cushion withstand voltage to outside impact, can improve the oxidation resistance of anti-freezing outer wall of the pipe in addition, the whole withstand voltage oxidation resistance that has effectively improved anti-freezing pipe.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a schematic view of a structural part of the left pressing rotary clamping positioning block of the present invention.

In the figure: the anti-freezing pipeline comprises a pipeline body 1, a first anti-freezing pipe 2, a heat-insulating layer 21, a pressure-resistant layer 22, an anti-oxidation layer 23, a second anti-freezing pipe 3, a first fixing plate 4, a second fixing plate 5, a first insertion hole 6, a second insertion hole 7, a damping positioning groove 8, a positioning block 81, a strip-shaped block 82, a bolt 9, a squeezing pad 10 and a bolt cap 11.

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 and fig. 2, the present invention provides a technical solution: a gas anti-freezing device for equipment management of a steel plant comprises a pipeline body 1, a first anti-freezing pipe 2 and a second anti-freezing pipe 3 which are sleeved on the outer wall surface of the pipeline body 1, wherein the pipeline body 1 is a gas conveying pipeline commonly used in steel plant production, the first anti-freezing pipe 2 and the second anti-freezing pipe 3 are both made of plastic steel pipes through cutting, the cross section of each pipe is of a semicircular structure and is sleeved with the outer diameter of the gas conveying pipeline in a matching mode, the first anti-freezing pipe 2 and the second anti-freezing pipe 3 are respectively welded with a first fixing plate 4 and a second fixing plate 5 in a left-right symmetrical mode by taking the vertical central axes of the first anti-freezing pipe 2 and the second anti-freezing pipe 3 as the center, the first fixing plate 4 and the second fixing plate 5 are both made of plastic steel plates, a first insertion hole 6 is formed in the first fixing plate 4, a plug pin 9 is inserted in the first insertion hole 6, a second insertion hole 7 and a damping positioning groove, overlooking cross sections of the first jack 6 and the second jack 7 are of a strip-shaped inner hole-shaped structure, a strip-shaped block 82 is welded at the lower end of the bolt 9, cross sections of the first jack 6 and the second jack 7 are rectangular holes, the cross section of the strip-shaped block 82 is rectangular, the outer edge of the rectangular cross section of the strip-shaped block 82 is slightly smaller than the rectangular holes of the cross sections of the first jack 6 and the second jack 7, the strip-shaped block 82 can be inserted in a penetrating manner, the bolt 9, the strip-shaped block 82 and the pin cap 11 are all made of No. 45 steel, a positioning block 81 is welded at the upper end of the strip-shaped block 82, two damping positioning grooves 8 and two positioning blocks 81 are symmetrically arranged in a left-right manner by taking the vertical central axis of the strip-shaped block 82 as the center, the cross sections of the damping positioning grooves 8 and the positioning blocks 81 are of a semi-arc-shaped structure, the positioning block 81 is clamped with the damping positioning grooves, extrusion pad 10 wholly adopts TPEE thermoplastic polyester offset plate to make, be a type of linear block copolymer who contains PBT polyester hard segment and aliphatic polyester, have good resilience and mechanical strength, the pressurized can carry out certain extrusion deformation displacement, not pressurized again reconversion, when its reconversion, can drive locating piece 81 upwards take place the displacement and block in the damping constant head tank 8, realize the joint, and, the inslot wall of damping constant head tank 8 is paintd with viscidity damping and is glued, can pass through damping frictional force, further improve locating piece 81 and 8 joint stability in damping constant head tank.

Please refer to fig. 1, the inner wall surfaces of the first anti-freezing pipe 2 and the second anti-freezing pipe 3 are both provided with an insulating layer 21, one end of the insulating layer 21, which is far away from the pipeline body 1, is provided with a pressure-resistant layer 22, the outer wall surface of the pressure-resistant layer 22 is provided with an oxidation-resistant layer 23, the pressure-resistant layer 22 is integrally made of a PU foam rubber mat, and has high resilience performance, and can buffer and resist pressure against external impact force, and the oxidation-resistant layer 23 is a silica coating and has excellent oxidation resistance, and is uniformly sprayed on the outer wall surface of the pressure-resistant layer 22, so that the oxidation resistance of the outer walls of the first anti-freezing pipe 2 and the second anti-.

The utility model discloses when concrete implementation: when the season is warm and the anti-freezing pipe is not needed, the anti-freezing pipe needs to be disassembled at the moment, taking the left side as an example, referring to fig. 1, the pin cap 11 can be pressed downwards, the extrusion pad 10 is pressed downwards, compressed and deformed and generates a certain downward displacement, the pin 9 at the lower end and the bar-shaped block 82 are driven to move downwards for a certain distance, at the moment, the two positioning blocks 81 arranged on the bar-shaped block 82 move downwards and exit from the damping positioning groove 8, referring to fig. 2, the pin cap 11 is rotated ninety degrees anticlockwise, the bar-shaped block 82 is driven to rotate ninety degrees anticlockwise, the outer edge of the bar-shaped block 82 is already contained by the second insertion hole 7 and the first insertion hole 6, referring to fig. 1, at the moment, the pin cap 11 is moved upwards, the bar-shaped block 82 is driven to sequentially exit upwards and separate from the second insertion hole 7 and the first insertion hole 6, similarly, the bar 82 at the right side can also exit and separate, at the moment, the first anti-freezing, it is very convenient, in addition, the whole PU foaming rubber mat that adopts of withstand voltage layer 22 is made, has high resilience performance, can cushion withstand voltage to outside impact, and in addition, antioxidation layer 23 is the silica coating, has good anti-oxidant attribute, evenly sprays it on the outer wall of withstand voltage layer 22, has improved the outer wall oxidation resistance of first anti-freezing pipe 2 and second anti-freezing pipe 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal gas freeze-proof device for iron and steel plant equipment management, includes pipeline body (1) and cup joints first anti-freezing pipe (2) and second anti-freezing pipe (3) on pipeline body (1) outer wall, its characterized in that: first anti-freeze pipe (2) and second anti-freeze pipe (3) are equallyd divide and do not use their vertical axis to be provided with first fixed plate (4) and second fixed plate (5) as central bilateral symmetry, be provided with first jack (6) on first fixed plate (4), plug pin (9) have been pegged graft in first jack (6), be provided with second jack (7) and damping constant head tank (8) on second fixed plate (5) respectively, plug pin (9) are pegged graft with second jack (7), the one end of plug pin (9) is provided with bar piece (82), the one end of bar piece (82) is provided with locating piece (81), locating piece (81) and damping constant head tank (8) joint, the other end of plug pin (9) is provided with extrusion pad (10), the one end of extrusion pad (10) is provided with round pin cap (11).

2. The gas antifreezing device for the equipment management of the steel plant as set forth in claim 1, wherein: the cross sections of the damping positioning groove (8) and the positioning block (81) are in semi-arc structures.

3. The gas antifreezing device for the equipment management of the steel plant as set forth in claim 1, wherein: the number of the damping positioning grooves (8) and the number of the positioning blocks (81) are at least two, and the damping positioning grooves and the positioning blocks are arranged in bilateral symmetry by taking the vertical central axis of the strip-shaped block (82) as a center.

4. The gas antifreezing device for the equipment management of the steel plant as set forth in claim 1, wherein: the overlooking cross sections of the first jack (6) and the second jack (7) are of strip-shaped inner hole-shaped structures.

5. The gas antifreezing device for the equipment management of the steel plant as set forth in claim 1, wherein: the inner wall surfaces of the first anti-freezing pipe (2) and the second anti-freezing pipe (3) are both provided with heat insulation layers (21), and one end, away from the pipeline body (1), of each heat insulation layer (21) is provided with a pressure-resistant layer (22).

6. The gas antifreezing device for the equipment management of the steel plant as set forth in claim 5, wherein: and an anti-oxidation layer (23) is arranged on the outer wall surface of the pressure-resistant layer (22).