CN216657042U - Guiding device for sleeving long and thin pipe system with large length-diameter ratio - Google Patents

Guiding device for sleeving long and thin pipe system with large length-diameter ratio Download PDF

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Publication number
CN216657042U
CN216657042U CN202122998924.3U CN202122998924U CN216657042U CN 216657042 U CN216657042 U CN 216657042U CN 202122998924 U CN202122998924 U CN 202122998924U CN 216657042 U CN216657042 U CN 216657042U
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China
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cylinder
system shell
pipe system
piping system
groups
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CN202122998924.3U
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Chinese (zh)
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韩峰
孙勇
易飞
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Dec Guangzhou Heavy Machinery Co ltd
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Dec Guangzhou Heavy Machinery Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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Abstract

The utility model discloses a guiding device for sleeving a long and thin pipe system with a large length-diameter ratio, which relates to the technical field of evaporator equipment and comprises a pipe system shell, wherein two sides of the pipe system shell are respectively connected with a guiding cylinder and a supporting cylinder, a plurality of groups of cap-shaped nuts are uniformly arranged at the edge position of one side of the guiding cylinder, pull rods penetrating through the pipe system shell and the supporting cylinder are fixedly connected to the inner sides of the plurality of groups of cap-shaped nuts, and fastening nuts matched with the pull rods are arranged on the outer sides of the plurality of groups of pull rods and positioned on one side of the supporting cylinder. According to the utility model, the vertical sleeving of the pipe system shell is realized by adopting a mechanical connection and compression scheme for the pipe system shell, so that the labor intensity is reduced, the working efficiency is improved, and unnecessary waste is reduced.

Description

Guiding device for sleeving long and thin pipe system with large length-diameter ratio
Technical Field
The utility model relates to the technical field of evaporator equipment, in particular to a guide device for sleeving a long and thin pipe system with a large length-diameter ratio.
Background
In the assembly of the heat exchange tube of the evaporator of the fast reactor project, four hundred and more heat exchange tubes with the length of nearly twenty meters need to penetrate through seventy layers of supporting plates to assemble a tube system, the freedom degree of the heat exchange tubes in the radial direction is limited, but the heat exchange tubes can freely slide in the axial direction.
In the prior art, the guide device is arranged at the front end of the pipe system penetrating pipe, and the shell of the guide device is welded with the support shell of the pipe system to form an open container which can bear the weight of a heat exchange pipe with about six hundred kilograms of pipe system.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model aims to provide a guide device for sleeving a long and thin pipe system with a large length-diameter ratio, so as to solve the technical problems that in the prior art, after sleeving, welding seams are removed and welding areas are processed, so that the labor intensity is high, and a large amount of manpower, material resources and manufacturing time are wasted.
In order to achieve the purpose, the utility model provides the following technical scheme: a guiding device for sleeving a long and thin pipe system with a large length-diameter ratio comprises a pipe system shell, wherein two sides of the pipe system shell are respectively connected with a guiding cylinder and a supporting cylinder, and a plurality of groups of cap-shaped nuts are uniformly arranged at the edge position of one side of the guiding cylinder;
the inner sides of the cap nuts are fixedly connected with pull rods penetrating through the pipe system shell and the supporting cylinder, and the outer sides of the pull rods and positioned on one side of the supporting cylinder are provided with fastening nuts matched with the pull rods.
By adopting the technical scheme, the vertical sleeving of the pipe system shell is realized by adopting a mechanical connection compression scheme for the pipe system shell, so that the utilization labor amount is reduced, the working efficiency is improved, and unnecessary waste is reduced.
The utility model is further set that a plurality of groups of guiding pieces matched with the piping system shell are uniformly arranged on one side of the outer side of the supporting cylinder close to the piping system shell, and the guiding pieces are made of elastic materials.
Through adopting above-mentioned technical scheme, the guide is elastic construction's guide, and one end and a support section of thick bamboo welding, when the other end played a support section of thick bamboo installation, played the direction and compress tightly the function to contact with the piping shell.
The utility model is further configured such that the outer diameter of the tubing housing is greater than the outer diameters of the guide cylinder and the support cylinder, and the outer diameters of the guide cylinder and the support cylinder are located at a position intermediate to the outer diameter of the tubing housing.
By adopting the technical scheme, the pipe system can be supported on the outer cylinder of the pipe system shell after being stressed conveniently.
The utility model is further arranged in such a way that the outer part of one side of the guide cylinder, which is far away from the piping system shell, is a conical section, and the edge positions of the inner part of the guide cylinder are all provided with a plurality of groups of through holes matched with the pull rod.
Through adopting above-mentioned technical scheme, the conic section shell ring plays the guide effect when the suit, and the through-hole is convenient for the pull rod to pass therethrough.
In summary, the utility model mainly has the following beneficial effects: according to the utility model, the vertical sleeving of the pipe system shell is realized by adopting a mechanical connection and compression scheme for the pipe system shell, so that the labor intensity is reduced, the working efficiency is improved, and unnecessary waste is reduced.
Drawings
FIG. 1 is a schematic diagram of a simplified structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A.
In the figure: 1. a piping housing; 2. a guide cylinder; 3. a support cylinder; 4. a cap nut; 5. a pull rod; 6. fastening a nut; 7. a guide member.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
A guiding device for sleeving a long and thin pipe system with a large length-diameter ratio is shown in figures 1, 2 and 3 and comprises a pipe system shell 1, wherein two sides of the pipe system shell 1 are respectively connected with a guiding cylinder 2 and a supporting cylinder 3, and a plurality of groups of cover-shaped nuts 4 are uniformly arranged at the edge position of one side of the guiding cylinder 2;
the inner sides of the multiple groups of cap nuts 4 are fixedly connected with a pull rod 5 which penetrates through the piping system shell 1 and the supporting cylinder 3, the outer sides of the multiple groups of pull rods 5 are positioned on one side of the supporting cylinder 3 and are provided with fastening nuts 6 matched with the pull rod 5, the pull rod 5 penetrates through the bottom plates of the supporting cylinder 3 and the guide cylinder 2 and is connected with the pull rod 5 by the fastening nuts 6 and the cap nuts 4, the fastening nuts 6 are adjusted to enable the pull rod 5 to be stressed evenly, and the supporting cylinder 3 and the guide cylinder 2 are enabled to be compressed on the outer cylinder of the piping system shell 1.
Referring to fig. 2 and 3, a plurality of groups of guiding members 7 matched with the piping system shell 1 are uniformly arranged on one side of the outer side of the supporting cylinder 3 close to the piping system shell 1, and the guiding members 7 are made of elastic materials.
Referring to fig. 2, the outer diameter of the piping system housing 1 is larger than the outer diameters of the guide cylinder 2 and the support cylinder 3, and the outer diameters of the guide cylinder 2 and the support cylinder 3 are located at the middle position of the outer diameter of the piping system housing 1.
Referring to fig. 3, the outer part of the guiding cylinder 2 far away from the piping system shell 1 is a conical section, and the edge of the inner part of the guiding cylinder 2 is provided with a plurality of groups of through holes matched with the pull rod 5.
The working principle of the utility model is as follows: when the device is used, before vertical sleeving is prepared, the support cylinder 3 and the guide cylinder 2 are placed on the outer cylinder of the piping system shell 1, the support cylinder 3 and the guide cylinder 2 are adjusted to enable the through hole on the bottom plate of the support cylinder 3 to be aligned with part of heat exchange tube holes of the piping system shell, the pull rod 5 penetrates through the bottom plates of the support cylinder 3 and the guide cylinder 2, the pull rod 5 is connected with the fastening nut 6 and the cap nut 4, the fastening nut 6 is adjusted to enable the pull rod 5 to be stressed uniformly, and the support cylinder 3 and the guide cylinder 2 are pressed on the outer cylinder of the piping system shell 1;
furthermore, the piping system shell 1 is turned into a vertical state by an external turning device, so that the guide cylinder 2 is downward, and the subsequent vertical sleeving is facilitated;
when the pipe system shell is used integrally, the pipe system shell 1 is vertically sleeved by adopting a mechanical connection and compression scheme, so that the labor amount required to be utilized is reduced, the working efficiency is improved, and unnecessary waste is reduced.
Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims (4)

1. A guide device for use with long and thin tubing sets of large aspect ratio, comprising a tubing housing (1), characterised in that: two sides of the piping system shell (1) are respectively connected with a guide cylinder (2) and a support cylinder (3), and a plurality of groups of cap-shaped nuts (4) are uniformly arranged at the edge position of one side of the guide cylinder (2);
the inner sides of the cover-shaped nuts (4) are fixedly connected with pull rods (5) penetrating through the pipe system shell (1) and the supporting cylinder (3), and the outer sides of the pull rods (5) and positioned on one side of the supporting cylinder (3) are provided with fastening nuts (6) matched with the pull rods (5).
2. A guide device for use with a large aspect ratio elongate tubing set according to claim 1, wherein: a plurality of groups of guiding pieces (7) matched with the piping system shell (1) are uniformly arranged on one side, close to the piping system shell (1), of the outer side of the supporting cylinder (3), and the guiding pieces (7) are made of elastic materials.
3. A guide device for use with a large aspect ratio elongate tubing set according to claim 1, wherein: the outer diameter of the piping system shell (1) is larger than the outer diameters of the guide cylinder (2) and the support cylinder (3), and the outer diameters of the guide cylinder (2) and the support cylinder (3) are located in the middle of the outer diameter of the piping system shell (1).
4. A guide device for use with a large aspect ratio elongate tubing set according to claim 1, wherein: the outside of one side of the guide cylinder (2) far away from the piping system shell (1) is a cone section, and the edge position inside the guide cylinder (2) is provided with a plurality of groups of through holes matched with the pull rod (5).
CN202122998924.3U 2021-12-01 2021-12-01 Guiding device for sleeving long and thin pipe system with large length-diameter ratio Active CN216657042U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122998924.3U CN216657042U (en) 2021-12-01 2021-12-01 Guiding device for sleeving long and thin pipe system with large length-diameter ratio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122998924.3U CN216657042U (en) 2021-12-01 2021-12-01 Guiding device for sleeving long and thin pipe system with large length-diameter ratio

Publications (1)

Publication Number Publication Date
CN216657042U true CN216657042U (en) 2022-06-03

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