CN215506257U

CN215506257U - Equipment tantalum material lining structure

Info

Publication number: CN215506257U
Application number: CN202122048249.8U
Authority: CN
Inventors: 张金博; 王国君; 朱义乐; 王志强; 黄佳敏; 洪志敏; 吴振飞; 苑志兵; 杨宽
Original assignee: Zhejiang Chengxin Pharm & Chem Equipment Co ltd
Current assignee: Zhejiang Chengxin Pharm & Chem Equipment Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-14
Anticipated expiration: 2031-08-27
Also published as: WO2023024314A1

Abstract

The utility model provides a tantalum material lining structure of equipment, and belongs to the technical field of machinery. The method solves the problems that the existing tantalum lining structure is relatively thick and high in cost. This equipment tantalum material lining structure is including the lining that is the tube-shape, and the lining is arranged in equipment basic unit barrel and sets up along the inside wall of basic unit barrel, has a plurality of on the lining and is annular first shell ring, and first shell ring is close to the concave setting in one side of basic unit barrel, keeps away from the opposite side protrusion setting of basic unit barrel. This equipment tantalum material inside lining structure has advantage with low costs.

Description

Equipment tantalum material lining structure

Technical Field

The utility model belongs to the technical field of machinery, and relates to a tantalum lining structure of equipment.

Background

Tantalum is a light gray rare precious metal material, the melting point is 2996 degrees, the price of the tantalum material is very high, and the tantalum material equipment usually adopts a composite plate structure or a lining structure, so that the purpose of reducing the equipment cost is achieved.

For example, chinese patent literature discloses a steam scrubber used in a dilute acid concentration apparatus [ application No.: 201220741413.1, respectively; authorization notice number: CN203017956U ], which comprises an upper end enclosure, a middle cylinder and a lower end enclosure; the upper end enclosure is provided with a gas phase outlet and a liquid inlet pipe orifice; the middle cylinder body is provided with an upper hand hole and a lower hand hole, and the inside of the middle cylinder body is provided with a filler; the lower end enclosure is provided with a liquid discharge pipe orifice, a gas phase inlet and a liquid outlet pipe orifice; a supporting pore plate is arranged between the middle cylinder and the upper end enclosure connecting flange; a support ring plate is arranged between the middle cylinder and the lower end socket connecting flange, the support ring plate is fixed between the two flanges, a support grid is arranged on the support ring plate, and a support pore plate is arranged on the support grid; the upper end enclosure and the support ring plate are made of carbon steel and lined with a tetrafluoro material; the middle cylinder and the lower end socket are made of carbon steel and lined with tantalum material; the support grid is made of steel pipes coated with PTFE materials, and the support pore plates, the fixing strips and the fixing blocks are made of PTFE materials.

The steam washing tower with the structure has the advantages that the middle section cylinder body and the lower end socket base material are made of carbon steel, the inner lining is made of tantalum material, and the inner lining is attached to the inner side wall of the base material. However, in the steam washing tower with the structure, the lining tantalum material is in a straight cylinder shape, and the capacity of the lining structure of the tantalum material made of the lining tantalum material for resisting internal pressure and external pressure is relatively weak, so that the relatively thick tantalum material is needed to achieve the corrosion-resistant and pressure-resistant effects, but the cost is greatly increased by using the relatively thick tantalum material due to the fact that the price of the tantalum material is very high.

Disclosure of Invention

The utility model aims to provide a tantalum lining structure of equipment aiming at the problems in the prior art, and solves the technical problem of reducing the cost of the equipment.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides an equipment tantalum material inner lining structure, inner lining structure is including the lining that is the tube-shape, the lining is arranged in equipment basic unit barrel and sets up along the inside wall of basic unit barrel, its characterized in that, it is annular first shell ring to have a plurality of on the lining, first shell ring is close to the concave setting in one side of basic unit barrel, keeps away from the opposite side protrusion setting of basic unit barrel.

The lining layer is made of tantalum material and serves as a corrosion-resistant layer to resist corrosion of materials, and the base layer cylinder is made of steel and bears pressure load. The setting of first shell ring is similar to the protruding a plurality of ribs that set up on the lining of a straight section of thick bamboo, and similar bellows structure, the concave setting of one side that first shell ring is close to the basic unit barrel, and the opposite side protrusion setting of keeping away from the basic unit barrel is promptly first shell ring protrusion setting inwards. The lining structure improves the moment of inertia of the cross section of the lining layer by forming the corrugated structure, increases the capacity of the lining layer for resisting internal pressure and external pressure, can use a thinner lining layer, reduces the using amount of tantalum materials and reduces the cost. Through the setting of first shell ring, provide certain buffering variable, can resist the different expansion shrinkage factor of tantalum material lining and basic unit barrel steel under the high low temperature load, the energy-conserving local stress that releases of first section of thick bamboo guarantees that the lining structure does not because of the fatigue failure that pressure frequent fluctuation arouses, improves life.

In the tantalum lining structure of the equipment, the first cylinder sections are arranged in parallel and at equal intervals, and the first cylinder sections are perpendicular to the axial center line of the lining layer. The structure can better improve the inertia moment of the section of the lining layer by the first cylinder, increase the capacity of the lining layer for resisting internal pressure and external pressure, enable the lining layer to be made of a thinner tantalum material and reduce the using amount of the tantalum material.

In the above tantalum lining structure, the first barrel section is formed by stamping or rolling.

In the above tantalum lining structure, the lining layer is formed by bending a tantalum thin plate into a cylindrical shape and then welding the bent tantalum thin plate at the joint. This kind of structure makes the welding seam of lining only have a butt weld, reduces the welding work load of lining, and the lining processing is convenient.

In the above tantalum lining structure, the thickness of the lining layer is 0.8-1 mm. The lining layer is thinner, so that the use amount of the tantalum material is reduced, and the cost is reduced.

In the tantalum lining structure of the equipment, the lining is in clearance fit with the base layer cylinder, the base layer cylinder is provided with a through signal hole, and a gap between the lining and the base layer cylinder is communicated with the signal hole. The signal hole can be provided with a detector to detect whether the lining layer leaks or not.

In foretell equipment tantalum material lining structure, the centre department of basic unit's barrel is connected with the drain pipe, the inside wall department of drain pipe is provided with and is annular bushing pipe, the junction of drain pipe and basic unit's barrel forms the first recess of recessed setting, have on the lining run through and with the liquid outlet of drain pipe looks adaptation, the border department of liquid outlet has and is annular second shell ring, the second shell ring is embedded into in the first recess, the junction of bushing pipe and lining links firmly through the welded mode mutually. The liner pipe is made by tantalum material, and the junction of liner pipe and lining sets up the second shell ring, can improve the intensity of liner pipe and lining junction and can release local stress, and the second shell ring is the embedding setting simultaneously in first recess, makes liner pipe and lining can not hinder the flow of gas-liquid.

In foretell equipment tantalum material inside lining structure, basic unit barrel terminal surface department is equipped with and is annular backing ring, the terminal surface of basic unit barrel has and is annular second recess with the junction of inside wall, have on the backing ring and be annular third shell ring, the third shell ring is embedded into in the second recess, just the junction of backing ring and lining links firmly mutually through the welded mode. The lining ring is made of tantalum materials, the third cylinder section is arranged at the joint of the lining ring and the lining layer, the strength of the joint of the lining ring and the lining layer can be improved, local stress can be released, and meanwhile, the third cylinder section is embedded into the second groove, so that the connection between the base layer cylinder and the end cover cannot be hindered.

Compared with the prior art, the tantalum lining structure of the equipment provided by the utility model has the following advantages:

1. according to the tantalum material lining structure, the first cylinder section, the second cylinder section and the third cylinder section are arranged to improve the section moment of inertia and the strength of the lining structure, and increase the capacity of the lining layer for resisting internal pressure and external pressure, so that a thinner lining layer can be used, the use amount of tantalum materials is reduced, and the cost is reduced; meanwhile, the first cylinder section, the second cylinder section and the third cylinder section can release local stress, so that the lining structure is prevented from fatigue damage caused by frequent fluctuation of pressure, and the service life is prolonged.

2. The welding seam of the lining of the tantalum material lining structure of the equipment is only one butt welding seam, so that the welding workload of the lining is reduced, and the lining is convenient to process.

Drawings

FIG. 1 is a cross-sectional view of the tantalum lining structure of the apparatus.

FIG. 2 is a schematic structural view of the first shell ring of the tantalum lining structure of the apparatus.

FIG. 3 is a schematic structural view of a second shell ring of the tantalum lining structure of the apparatus.

FIG. 4 is a schematic structural view of a third shell ring of the tantalum lining structure of the present apparatus.

In the figure, 1, a lining layer; 2. a base layer cylinder; 3. a first shell ring; 4. a signal aperture; 5. a liquid outlet pipe; 6. a liner tube; 7. a first groove; 8. a second shell ring; 9. a liner ring; 10. a second groove; 11. and a third shell ring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the equipment comprises a base layer cylinder 2 and an inner lining structure, wherein the base layer cylinder 2 is made of steel, the inner lining structure is made of tantalum, the inner lining structure comprises a lining layer 1, a first cylinder section 3, a lining pipe 6, a second cylinder section 8, a lining ring 9 and a third cylinder section 11, the lining layer 1 and the lining pipe 6 are cylindrical, and the lining ring 9 is annular.

As shown in fig. 2, the lining 1 is located in the base layer cylinder 2 and is disposed along the inner side wall of the base layer cylinder 2, the lining 1 is in clearance fit with the base layer cylinder 2, in this embodiment, six first cylinder sections 3 which are annular are arranged on the lining 1, the six first cylinder sections 3 are arranged in parallel and at equal intervals, the first cylinder sections 3 are perpendicular to the axial center line of the lining 1, the first cylinder sections 3 are formed in a rolling manner, the thickness of the lining 1 is 0.9mm, in actual production, the number of the first cylinder sections 3 can be four or eight, the first cylinder sections 3 can be formed in a stamping manner, and the thickness of the lining 1 can be 0.8 or 1 mm. The lining 1 is formed by bending a tantalum thin plate into a cylinder shape and then welding the cylinder shape at the joint, one side of the first cylinder section 3 close to the base layer cylinder 2 is concavely arranged, the other side of the base layer cylinder 2 is convexly arranged, a penetrating signal hole 4 is arranged in the base layer cylinder 2, and a gap between the lining 1 and the base layer cylinder 2 is communicated with the signal hole 4.

As shown in fig. 3, the middle of base layer cylinder 2 is connected with drain pipe 5, the inside wall of drain pipe 5 is provided with and is annular bushing pipe 6, the junction of drain pipe 5 and base layer cylinder 2 forms a first concave groove 7 that sets up concavely, lining 1 is last to have a liquid outlet that runs through and with drain pipe 5 looks adaptation, the border department of liquid outlet has and is annular second shell ring 8, second shell ring 8 is embedded into first concave groove 7, and bushing pipe 6 and lining 1's junction links firmly mutually through the welded mode.

As shown in fig. 4, an annular liner ring 9 is arranged at the end face of the base layer cylinder 2, an annular second groove 10 is arranged at the joint of the end face of the base layer cylinder 2 and the inner side wall, an annular third shell ring 11 is arranged on the liner ring 9, the third shell ring 11 is embedded into the second groove 10, and the joint of the liner ring 9 and the lining layer 1 is fixedly connected in a welding manner.

The thickness of the lining layer 1 and the number, wave height and spacing of the first cylinder sections 3 are obtained through analysis and calculation, then the tantalum thin plate is processed in a rolling mode to form the first cylinder sections 3, and then the tantalum thin plate is bent into a cylinder shape and then welded at the connecting position to form the lining layer 1.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms lining 1, base layer cylinder 2, first section 3, signal hole 4, drain pipe 5, liner pipe 6, first groove 7, second section 8, lining ring 9, second groove 10, third section 11, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides an equipment tantalum material lining structure, lining structure is including lining (1) that is the tube-shape, lining (1) are arranged in equipment basic unit barrel (2) and set up along the inside wall of basic unit barrel (2), its characterized in that, it is annular first shell ring (3) to have a plurality of on lining (1), first shell ring (3) are close to the concave setting in one side of basic unit barrel (2), keep away from the opposite side convex setting of basic unit barrel (2).

2. The tantalum lining structure of the equipment as claimed in claim 1, wherein a plurality of the first shell sections (3) are arranged in parallel and at equal intervals, and the first shell sections (3) are perpendicular to the axial center line of the lining layer (1).

3. The tantalum lining structure of the equipment as claimed in claim 1, wherein the first shell ring (3) is formed by punching or rolling.

4. The tantalum lining structure of the equipment as claimed in claim 1, 2 or 3, wherein the lining layer (1) is formed by bending a tantalum sheet into a cylinder shape and then welding the cylinder shape at the joint.

5. A device tantalum lining structure as claimed in claim 1 or 2 or 3 wherein said liner (1) has a thickness of between 0.8-1 mm.

6. The tantalum lining structure of the equipment as claimed in claim 1, 2 or 3, wherein the lining layer (1) is in clearance fit with the base layer cylinder (2), the base layer cylinder (2) is provided with a signal hole (4) therethrough, and the gap between the lining layer (1) and the base layer cylinder (2) is communicated with the signal hole (4).

7. The tantalum lining structure of the equipment as claimed in claim 1, 2 or 3, wherein a liquid outlet pipe (5) is connected to the middle of the base layer cylinder (2), an annular lining pipe (6) is arranged on the inner side wall of the liquid outlet pipe (5), a first concave groove (7) is formed at the joint of the liquid outlet pipe (5) and the base layer cylinder (2), a liquid outlet which penetrates through the lining layer (1) and is matched with the liquid outlet pipe (5), an annular second cylinder section (8) is arranged at the edge of the liquid outlet, the second cylinder section (8) is embedded into the first concave groove (7), and the joint of the lining pipe (6) and the lining layer (1) is fixedly connected in a welding manner.

8. The tantalum material lining structure of the equipment as claimed in claim 1, 2 or 3, wherein an annular lining ring (9) is arranged at the end face of the base layer cylinder (2), an annular second groove (10) is arranged at the joint of the end face and the inner side wall of the base layer cylinder (2), an annular third cylinder section (11) is arranged on the lining ring (9), the third cylinder section (11) is embedded into the second groove (10), and the joint of the lining ring (9) and the lining layer (1) is fixedly connected in a welding manner.