CN214466586U

CN214466586U - Corrosion-resistant pipe fixing device that stretches into

Info

Publication number: CN214466586U
Application number: CN202120457752.6U
Authority: CN
Inventors: 田旭; 张玮; 李林; 孟瑞炯
Original assignee: Guizhou East China Engineering Co ltd
Current assignee: Guizhou East China Engineering Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-10-22
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a corrosion-resistant extension pipe fixing device, which is one or more than one of the corrosion-resistant extension pipe fixing devices arranged on the tank wall at intervals along the height direction of the tank, the tank wall is provided with holes, the fixing device comprises an external connection pipe, the periphery of the inner end of the external connection pipe is fixedly connected with the outer carbon steel layer of the tank wall along the circumferential direction of the holes, the lining glue layer in the middle layer of the tank wall along the circumferential direction of the holes extends outwards to form a lining glue cylinder, the outer wall of the lining glue cylinder is pasted with the inner wall of the external connection pipe, the periphery of the outer end of the lining glue cylinder is turned outwards to form a flange, an acid-resistant inner pipe is arranged in the lining glue cylinder, the outer wall of the acid-resistant inner pipe is sealed with the inner wall of the lining glue cylinder by a sealing layer, the outer end of the sealing layer extends to the inner end of the flange, a flange outer end is pasted with the flange, a flange cover is connected with the flange through a fastener, an annular gasket is arranged between the inner side of the flange cover and the flange, the middle part of the inner side of the flange cover is provided with an inner rod extending into the tank through the acid-resistant inner pipe, the inner rod end positioned in the tank is fixedly provided with a clamping structure capable of clamping the extension pipe.

Description

Corrosion-resistant pipe fixing device that stretches into

Technical Field

The utility model relates to a chemical industry device, in particular to corrosion-resistant pipe fixing device that stretches into.

Background

The outermost layer of the wall of the carbon steel lining rubber brick lining structure tank is a steel shell, and a rubber plate is arranged close to the steel shell so as to prevent the corrosion of a catalyst (containing a large amount of chloride ions and being easy to be acidic) leaked through lining bricks on the steel shell; the glue film inboard is the lining brick structure, play thermal-insulated heat preservation effect, when making the required temperature more than 130 ℃ of reaction transmit the lining glue film, by the restriction in the ageing resistance temperature range that the offset plate can bear, and also have stronger corrosion resisting property with the brick face of reaction direct contact, it is longer to stretch into the length that the pipe stretches into jar, and there is the stirring structure in the jar, rock easily, consequently hope to fix stretching into the pipe, fixing device can only set up at the tank wall, the splendid attire in the natural jar is corrosive liquids, must the leak protection.

Disclosure of Invention

In view of this, the utility model aims at providing a corrosion-resistant pipe fixing device that stretches into can avoid jar corrosive liquids to leak outward.

The utility model aims at realizing through the following technical scheme:

a corrosion-resistant extension pipe fixing device is arranged on a tank wall, or more than one of the corrosion-resistant extension pipe fixing devices are arranged on the tank wall at intervals along the height direction of the tank, holes are formed in the tank wall, the outer end periphery of an external connection pipe is fixedly connected with an outer carbon steel layer of the tank wall along the circumferential direction of the holes, a lining glue layer in a tank wall middle layer along the circumferential direction of the holes extends outwards to form a lining glue cylinder, the outer wall of the lining glue cylinder is attached to the inner wall of the external connection pipe, the periphery of the outer end of the lining glue cylinder is outwards turned to form a turned edge, an acid-resistant and wear-resistant inner pipe is arranged in the lining glue cylinder, a sealing layer is sealed between the outer wall of the acid-resistant and wear-resistant inner pipe and the inner wall of the lining glue cylinder, the outer end of the sealing layer extends to the inner end of the turned edge, a flange is fixedly sleeved on the outer end of the external connection pipe, the outer end of the flange is attached to the turned edge, the circumferential direction of a flange cover is connected with the circumferential direction of the flange through a fastener, an annular gasket is arranged between the inner side of the flange cover and the circumferential direction of the turned edge, the inner side of the annular gasket is tightly attached to the outer end of the sealing layer, the middle of the inner side of the flange cover is provided with an inner rod which extends into the tank through the acid-resistant and wear-resistant inner pipe, and a clamping structure which can clamp the extending pipe is fixedly arranged at the inner rod end which is positioned in the tank.

Further, the sealing layer is an asbestos rubber rope which is spirally wound from one end of the outer wall of the acid-resistant and wear-resistant inner pipe to the other end and is mixed with the acid-resistant daub, and the acid-resistant daub is arranged at the outer end of the sealing layer outside the acid-resistant and wear-resistant inner pipe.

Further, the clamping structure comprises a U-shaped clamping piece for the extension pipe to pass through, the opening of the U-shaped clamping piece deviates from the inner rod, and two free ends of the U-shaped clamping piece are connected through a bolt.

Furthermore, a distance tube is sleeved on the bolt screw between the two free ends of the U-shaped clamping piece.

Further, the lower end of the extension pipe forms an inclined section, the free end of the inclined section is a closed end, a plurality of liquid outlet holes are formed in the inclined section and the closed end, arc transition is formed between the inclined section and the vertical section at the upper end of the extension pipe, and the inclination angle of the inclined section is 20-45 degrees.

Furthermore, four rib plates in the radial direction of the inner rod are uniformly distributed on the outer wall of the inner rod in the circumferential direction.

Still further, the acid-resistant and wear-resistant inner pipe is an acid-resistant porcelain pipe.

The utility model has the advantages that:

the utility model discloses a corrosion-resistant pipe fixing device that stretches into, external pipe keep the shape, and the lining packing element anticorrosives, sealing layer and gasket play sealed effect, and acidproof wear-resisting inner tube is corrosion-resistant wear-resisting, and the flange lid links to each other with the flange and makes the interior pole of taking the clamping structure can dismantle, and is sealed effectual, and the installation is dismantled conveniently.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a portion I in fig. 1.

Fig. 3 is a sectional view a-a in fig. 1.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.

As shown in figures 1-3, a corrosion-resistant extension tube fixing device is arranged on a tank wall or more than one of the corrosion-resistant extension tube fixing devices are arranged on the tank wall at intervals along the height direction of the tank, as shown in figure 1, two fixing devices are arranged on the tank wall, holes are arranged on the tank wall, the fixing device comprises an external connection tube 1, the periphery of the inner end of the external connection tube 1 is fixedly connected with an outer carbon steel shell 22 of the tank wall along the circumferential direction of the holes, preferably, the external connection tube is welded together, the material of the external connection tube can be carbon steel, a lining glue layer 21 in the middle layer of the tank wall along the circumferential direction of the holes extends outwards to form a lining glue cylinder 23, the outer wall of the lining glue cylinder 23 is attached to the inner wall of the external connection tube 1, the periphery of the outer end of the lining glue cylinder 23 is outwards turned over to form a turnup, a wear-resistant acid-resistant inner tube 8 is arranged in the lining glue cylinder 23, preferably, the acid-resistant wear-resistant inner tube 8 is an acid-resistant porcelain tube, a sealing layer 18 is sealed between the outer wall of the lining glue cylinder 23, the outer end of the sealing layer 18 extends to the inner end, the outer end of the outer wall of an external connecting pipe 1 is fixedly sleeved with a flange 2, the outer end of the flange 2 is attached to a flange, a flange cover 4 is connected with the flange 2 in the circumferential direction through a fastener in a screw nut mode, an annular gasket 3 is arranged between the inner side of the flange cover 4 in the circumferential direction and the flange in the circumferential direction, the inner side of the annular gasket 3 is tightly attached to the outer side of the outer end of a sealing layer 18, the sealing effect can be guaranteed, an inner rod 7 extending into a tank through an acid-resistant and wear-resistant inner pipe 8 is arranged in the middle of the inner side of the flange cover 4, the inner rod 7 and the flange cover 4 are made of S39042 materials, a clamping structure capable of clamping the extending pipe 9 is fixedly arranged at the end of the inner rod 7 positioned in the tank, the preferred inner rod is of a tubular structure and can reduce the weight of the inner rod, in order to fix the extending pipe, the outer diameter size of the inner rod is larger, therefore, the inner rod must be fixed through holes on the wall of the tank, and other parts in the pipe must be disassembled and disassembled, here removed by a flange cover.

The outer adapter tube keeps the shape in the fixing device, the rubber lining cylinder is anti-corrosion, the sealing layer and the gasket play a sealing role, the acid-resistant and wear-resistant inner tube is corrosion-resistant and wear-resistant, the flange cover is connected with the flange to enable the inner rod with the clamping structure to be detachable, the sealing effect is good, and the installation and the detachment are convenient.

The sealing layer 18 is an asbestos rubber rope which is spirally wound from one end of the outer wall of the acid-resistant and wear-resistant inner pipe 8 to the other end and is mixed with acid-resistant daub, the outer end of the sealing layer 18 which is positioned outside the acid-resistant and wear-resistant inner pipe 8 is the acid-resistant daub, and the sealing effect is good.

The clamping structure comprises a U-shaped clamping piece 15 for the extension pipe 9 to pass through, the opening of the U-shaped clamping piece 15 deviates from the inner rod 7, two free ends of the U-shaped clamping piece 15 are connected through a bolt 16, and clamping is convenient.

A distance tube 17 is sleeved on a bolt 16 screw rod between two free ends of the U-shaped clamping piece 15, and when the two free ends of the U-shaped clamping piece are contacted with the distance tube, the U-shaped clamping piece is clamped in place.

Stretch into 9 lower extremes of pipe and form the slope section, the slope section free end is the blind end, all is equipped with a plurality of liquid holes on slope section and the blind end, the slope section with stretch into the vertical intersegmental circular arc transition of pipe upper end, slope section inclination is 20-45, can cushion greatly and stretch into the washing away of intraductal liquid to jar bottom.

Four rib plates 19 in the radial direction of the inner rod are uniformly distributed on the outer wall of the inner rod 7 in the circumferential direction, so that the strength of the inner rod can be enhanced.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a corrosion-resistant pipe fixing device that stretches into which characterized in that: the anti-corrosion and anti-abrasion tank is arranged on the tank wall, or more than one tank is arranged on the tank wall at intervals along the height direction of the tank, holes are arranged on the tank wall, the fixing device comprises an outer connecting pipe (1), the periphery of the inner end of the outer connecting pipe (1) is fixedly connected with an outer carbon steel shell (22) of the tank wall along the circumferential direction of the holes, a lining glue layer (21) in the middle layer of the tank wall along the circumferential direction of the holes outwards extends to form a lining glue cylinder (23), the outer wall of the lining glue cylinder (23) is attached to the inner wall of the outer connecting pipe (1), the outer end of the lining glue cylinder (23) is outwards turned to form a turnup edge, an acid-resistant and abrasion-resistant inner pipe (8) is arranged in the lining glue cylinder (23), the outer wall of the acid-resistant and abrasion-resistant inner pipe (8) is sealed by a sealing layer (18) with the inner wall of the lining glue cylinder (23), the outer end of the sealing layer (18) extends to the inner end of the turnup edge, a flange (2) is fixedly sleeved on the outer end of the outer connecting pipe (1), and the turnup edge is attached together, a flange lid (4) circumference passes through the fastener with flange (2) circumference and links to each other, be equipped with annular gasket (3) between flange lid (4) inboard circumference and turn-ups circumference, sealing layer (18) outer end outside is hugged closely to annular gasket (3) inboard, flange lid (4) inboard middle part is equipped with interior pole (7) that stretch into in the jar in acidproof wear-resisting inner tube (8), but is located the fixed clamping structure who is equipped with centre gripping and stretches into pipe (9) of interior pole (7) end in the jar.

2. A corrosion resistant dip tube securing device according to claim 1, further comprising: the sealing layer (18) is an asbestos rubber rope which is spirally wound from one end of the outer wall of the acid-resistant and wear-resistant inner pipe (8) to the other end and is mixed with acid-resistant cement, and the acid-resistant cement is arranged at the outer end of the sealing layer (18) outside the acid-resistant and wear-resistant inner pipe (8).

3. A corrosion resistant dip tube securing device according to claim 1, further comprising: the clamping structure comprises a U-shaped clamping piece (15) for the extension pipe (9) to penetrate through, the opening of the U-shaped clamping piece (15) deviates from the inner rod (7), and two free ends of the U-shaped clamping piece (15) are connected through a bolt (16).

4. A corrosion resistant dip tube securing device according to claim 3, wherein: a distance tube (17) is sleeved on a screw rod of a bolt (16) between two free ends of the U-shaped clamping piece (15).

5. A corrosion resistant dip tube securing device according to claim 1, further comprising: stretch into pipe (9) lower extreme and form the slope section, the slope section free end is the blind end, all be equipped with a plurality of liquid holes on slope section and the blind end, the slope section with stretch into the pipe upper end vertical intersegmental circular arc transition, slope section inclination is 20-45.

6. A corrosion resistant dip tube securing device according to any one of claims 1 to 4, wherein: four rib plates (19) in the radial direction of the inner rod are uniformly distributed on the outer wall of the inner rod (7) in the circumferential direction.

7. A corrosion resistant dip tube securing device according to any one of claims 1 to 4, wherein: the acid-resistant and wear-resistant inner tube (8) is an acid-resistant porcelain tube.