CN210915300U

CN210915300U - Catalyst containing structure of hydrogen production conversion pipe

Info

Publication number: CN210915300U
Application number: CN201921927551.7U
Authority: CN
Inventors: 庄梓栩; 葛佳; 杨恒凤; 杨林青; 余炎
Original assignee: Jiangsu Hengyang Metallurgical Technology Co ltd
Current assignee: Jiangsu Hengyang Metallurgical Technology Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-03
Anticipated expiration: 2029-11-08

Abstract

The utility model provides a catalyst containing structure of a hydrogen production conversion pipe, which is arranged in an inner cavity of the conversion pipe and is used for containing a catalyst, the containing structure comprises a support column, the upper part of the outer wall of the support column is arranged in a way of being attached to the inner wall of the conversion pipe, a taper hole with the cross section area gradually reduced from top to bottom is arranged in the conversion pipe, the middle part of the outer wall of the support column is provided with a support conical surface matched with the taper hole, the inner side of the support column is provided with a plurality of support clamping grooves from top to bottom, the support clamping grooves are provided with support rings, the containing structure is arranged in the inner cavity of the conversion pipe from top to bottom, the taper hole is contacted and attached with the support conical surface through the arrangement of the support conical surface and the taper hole, the effect of positioning the containing structure is achieved, the influence of the position shifting of, the contact area of the catalyst and the reaction gas is increased, and the reaction efficiency is further improved.

Description

Catalyst containing structure of hydrogen production conversion pipe

Technical Field

The utility model relates to a chemical industry field especially relates to a catalyst of hydrogen generation reformer tube holds structure.

Background

In the large-scale production of hydrogen in chemical industry, the production of hydrogen is a well-established technology, and generally, methane and steam are reacted in a reformer tube to generate hydrogen, which is an endothermic reaction, under the action of a catalyst, heat energy and pressure to produce hydrogen and carbon dioxide, and the hydrogen and carbon dioxide are separated by a separation device. In the prior art, the problems of insufficient contact between gas and a catalyst, incomplete reaction and low efficiency generally exist in gas reaction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that methane and vapor generally react in the converter tube and generate hydrogen and have gas and catalyst and can not obtain abundant contact among the prior art for the reaction is incomplete, and efficiency is lower, the utility model provides a catalyst of hydrogen generation converter tube holds the structure and solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a catalyst of hydrogen production converter holds structure installs in the inner chamber of converter for hold the catalyst, it includes the support column to hold the structure, the outer wall upper portion of support column with the inner wall of converter is laminated mutually and is set up, be provided with the taper hole that the cross-sectional area reduces gradually from top to bottom in the converter, the outer wall middle part of support column be equipped with taper hole matched with supports the conical surface, the support column inboard is provided with multichannel support slot from last to bottom, be equipped with the support ring on the support slot.

Further: the quantity of support column is three or more, and is a plurality of the support column is along circumference evenly distributed.

Further: the containing structure further comprises a connecting bottom plate arranged at the lower end of the supporting column, and the lower ends of the supporting columns are connected through the connecting bottom plate.

The beneficial effects of the utility model are that, the utility model relates to a hydrogen production converter's catalyst holds structure will hold the structure and from last down install in the inner chamber of converter, through the setting of supporting conical surface and taper hole, the taper hole contacts and laminates with the support conical surface, has reached the effect that the location held the structure, has avoided holding the structure and has scurried the position in the converter and influence catalytic effect, places multichannel catalyst simultaneously on multilayer support ring, has increased catalyst and reacting gas's area of contact, and then has improved reaction efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic structural view of a catalyst holding structure of a hydrogen production conversion pipe according to the present invention;

FIG. 2 is a schematic view of the structure installed in the reformer tube;

fig. 3 is a plan view of a catalyst holding structure of a hydrogen production reforming tube according to the present invention.

In the figure, the device comprises a conversion pipe 1, a conversion pipe 2, a support pillar 3, a taper hole 4, a support conical surface 5, a clamping groove 6, a support ring 7 and a connecting bottom plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1, fig. 2 and fig. 3, the utility model provides a catalyst of hydrogen production converter holds structure installs in the inner chamber of converter 1 for hold the catalyst, it includes support column 2 to hold the structure, the outer wall upper portion of support column 2 with the setting is laminated mutually to the inner wall of converter 1, be provided with the taper hole 3 that the cross-sectional area reduces gradually from top to bottom in the converter 1, the outer wall middle part of support column 2 be equipped with the tapered hole 3 matched with supports

conical surface

4, 2 inboards of support column are provided with multichannel support slot 5 from last to bottom, be equipped with support ring 6 on the support slot 5.

During the use, will hold the structure from last down installing in the inner chamber of converter tube 1, through the setting of supporting conical surface 4 and taper hole 3, taper hole 3 contacts and laminates with supporting conical surface 4, has reached the effect that the location held the structure, has avoided holding the structure and has scurried position influence catalysis effect in converter tube 1, places multichannel catalyst simultaneously on multilayer support ring 6, has increased catalyst and reactant gas's area of contact, and then has improved reaction efficiency.

The quantity of support column 2 is three or more, and is a plurality of support column 2 is along circumference evenly distributed, hold the structure and still including setting up connecting bottom plate 7 of 2 lower extremes of support column, it is a plurality of the lower extreme of support column 2 passes through connecting bottom plate 7 is connected, through setting up a plurality of support columns 2, connecting bottom plate 7 is connected a plurality of support columns 2 simultaneously, has improved the whole stability that holds the structure, has guaranteed the supporting effect of taper hole 3 to holding the structure simultaneously.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a hydrogen production conversion pipe's catalyst holds structure installs in the inner chamber of converter tube (1) for hold catalyst, its characterized in that: hold the structure and include support column (2), the outer wall upper portion of support column (2) with the inner wall of converter tube (1) is laminated mutually and is set up, be provided with taper hole (3) that the cross-sectional area reduces gradually from top to bottom in converter tube (1), the outer wall middle part of support column (2) be equipped with taper hole (3) matched with support conical surface (4), support column (2) inboard is provided with multichannel support slot (5) from last to bottom, be equipped with support ring (6) on support slot (5).

2. The catalyst-containing structure of a hydrogen-producing conversion pipe according to claim 1, wherein: the number of the supporting columns (2) is three or more, and the supporting columns (2) are uniformly distributed along the circumferential direction.

3. The catalyst-containing structure of a hydrogen-producing conversion pipe according to claim 1, wherein: the containing structure further comprises a connecting bottom plate (7) arranged at the lower end of the supporting column (2), and the lower ends of the supporting columns (2) are connected through the connecting bottom plate (7).