Supporting structure for assisting installation of steel lining gate sleeve

Abstract

The utility model discloses a supporting structure for assisting installation of a steel lining gate sleeve, and particularly relates to the technical field of nuclear power construction.The supporting structure is contained in an installation space and comprises a first supporting platform, an inclined strut and a supporting frame, the first supporting platform is detachably installed on the side wall, close to the top, of the containment inner shell, the first supporting platform extends in the direction away from the containment inner shell in the horizontal direction, meanwhile, the inclined strut and the first supporting platform are arranged on the same side, and the position, close to the second end of the first supporting platform, of the first supporting platform is detachably connected with the top face of the inclined strut; meanwhile, the bottom of the inclined strut is detachably connected with the side wall of the containment inner shell, so that a temporary platform structure extending in the horizontal direction can be formed on the side wall, close to the top of the containment inner shell, of the containment inner shell, and the function of supporting the gate sleeve can be achieved without arranging a supporting structure at the bottom of the containment inner shell; the number of manufactured temporary supporting structures is reduced, and the construction efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of nuclear power construction, in particular to a supporting structure for assisting the installation of a steel lining gate sleeve. Background Art

[0002] When installing a nuclear power unit, a steel lining needs to be installed, and a gate sleeve needs to be installed on the gate sleeve for installing the gate. Usually, the gate sleeve is set at the upper part of the steel lining sleeve, and the gate sleeve will be cantilevered away from the side wall of the steel lining sleeve. If a support structure is set at the bottom platform of the steel lining, the construction efficiency will be affected due to the high support structure or the large number of support structures set. Utility Model Content

[0003] The main purpose of the utility model is to propose a support structure for assisting the installation of a steel-lined gate sleeve, aiming to solve the technical problem in the prior art that if a support structure is provided at the bottom platform position of the steel lining, the construction efficiency will be affected due to the high support structure or the large number of support structures provided.

[0004] In order to achieve the above-mentioned purpose, the utility model proposes a supporting structure for assisting the installation of a steel-lined gate sleeve, wherein the steel liner comprises a containment inner shell and a steel-lined sleeve, wherein the containment inner shell is sleeved in the steel-lined sleeve, and an installation space is enclosed in the steel-lined sleeve, and the gate sleeve is located in the installation space and above the containment inner shell;

[0005] The support structure is accommodated in the installation space, and the support structure includes:

[0006] a first support platform, wherein the first support platform is horizontally placed in the installation space, and a first end of the first support platform is detachably connected to a side wall of the containment inner shell, and a second end of the first support platform extends in a direction away from the side wall of the containment inner shell;

[0007] A diagonal brace, the diagonal brace is arranged on the same side as the first supporting platform, the diagonal brace is inclined from bottom to top in a direction away from the containment inner shell, the bottom of the diagonal brace is detachably connected to the side wall of the containment inner shell, and the top of the diagonal brace is detachably connected to the bottom of the first supporting platform near the second end; and,

[0008] A support frame, the support frame includes a frame body and a second support platform, the frame body is vertically arranged, the bottom of the frame body is detachably connected to the top of the containment inner shell and the top of the first support platform, the top of the frame body is detachably provided with the second support platform, and the second support platform is supported on the bottom of the steel lining sleeve.

[0009] In one embodiment, the frame comprises:

[0010] An inclined column, wherein the bottom end of the inclined column is detachably connected to the top of the containment inner shell, and the top end of the inclined column extends from bottom to top toward the direction close to the steel lining sleeve to be detachably connected to the bottom of the second support platform; and

[0011] A first support column, wherein the bottom end of the first support column is detachably connected to the first support platform near the first end, and the top end of the first support column vertically extends upward to be detachably connected to the bottom of the second support platform.

[0012] In one embodiment, the frame also includes a second support column, which is spaced apart between the inclined column and the first support column, and the bottom of the second support column is detachably connected to the inner shell of the containment vessel, and the top of the second support column extends upward to be detachably connected to the bottom of the second support platform.

[0013] In one embodiment, the frame further includes a first connecting beam, which is horizontally arranged and sequentially connects the inclined column, the second supporting column and the first supporting column.

[0014] In one embodiment, the number of the frame bodies is multiple, and the multiple frame bodies are distributed at intervals along the circumference of the containment inner shell, and the number of the diagonal braces is consistent with that of the frame bodies and are arranged in a one-to-one correspondence.

[0015] In one embodiment, any two adjacent frames are detachably connected with a second connecting beam.

[0016] In one embodiment, the second supporting platform includes a plurality of first cross beams and a plurality of third connecting beams, the first cross beams are consistent in number with the frame and are arranged in one-to-one correspondence, the plurality of third connecting beams are distributed in sequence along the direction from the inclined column to the first supporting column, and each of the third connecting beams is connected to all the first cross beams.

[0017] In one embodiment, a plurality of first embedded parts spaced apart from each other along a direction from the inclined column to the first supporting column are disposed on the top of the containment inner shell, and the inclined column, the first supporting column and the second supporting column can all be detachably connected to a first embedded part.

[0018] In one embodiment, the containment inner shell is made of concrete, and the inner side wall of the containment inner shell is provided with a second embedded part and a third embedded part distributed at intervals along the height direction of the containment inner shell, the third embedded part is located above the second embedded part, the second embedded part is detachably connected to the bottom of the diagonal brace, and the third embedded part is detachably connected to the first support platform.

[0019] In one embodiment, the first support platform includes a fourth connecting beam and a plurality of second cross beams, the plurality of second cross beams are arranged at intervals along the circumference of the containment inner shell, the fourth connecting beam sequentially connects all the second cross beams, and the two ends of the second cross beam are the first end and the second end respectively.

[0020] The technical solution of the utility model is to accommodate the support structure in the installation space, and set the support structure to include a first support platform, an inclined brace and a support frame. When in use, the first support platform is first detachably installed on the side wall of the containment inner shell near its top, and the first support platform is extended in the horizontal direction away from the containment inner shell. At the same time, the inclined brace is set on the same side of the first support platform, and the position of the first support platform near its second end is detachably connected to the top surface of the inclined brace, and the bottom of the inclined brace is detachably connected to the side wall of the containment inner shell, so that a temporary platform structure extending in the horizontal direction can be formed on the side wall of the containment inner shell near its top. On this basis, the frame body in the support frame is simultaneously connected to the top surface of the containment inner shell and the top of the first support platform The second support platform is supported on the bottom of the gate sleeve, so that when the utility model is in use, there is no need to set a support structure from the bottom of the containment inner shell to achieve the support function of the gate sleeve. At the same time, since it is only necessary to set a support structure from the inner shell of the containment shell to the area where the gate sleeve is located, the support structure can temporarily support the gate sleeve, thereby ensuring the stability of the overall structure. Since a detachable connection is adopted for connection, the support structure can be disassembled after the gate sleeve is assembled, thereby reducing the number of temporary support structures produced during the production of the temporary support structure, thereby effectively improving the installation and construction efficiency of the auxiliary gate sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0022] Figure 1 A structural schematic diagram of the support structure provided by the utility model;

[0023] Figure 2 A structural schematic diagram of an embodiment of the support structure provided by the utility model when supporting a gate sleeve;

[0024] Figure 3 This is a structural schematic diagram of another embodiment of the support structure provided by the utility model when supporting a gate sleeve.

[0025] Description of Figure Numbers:

[0026] 100, first supporting platform; 110, first end; 120, second end; 130, fourth connecting beam; 140, second cross beam; 200, diagonal brace; 300, supporting frame; 310, frame body; 320, second supporting platform; 311, inclined column; 312, first supporting column; 313, second supporting column; 314, first connecting beam; 315, second connecting beam; 321, first cross beam; 322, third connecting beam; 11, first embedded part; 12, second embedded part; 13, third embedded part; 10, containment inner shell; 20, steel lining sleeve; 30, gate sleeve; 40, installation space; 400, cushion block.

[0027] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0030] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0031] See also Figures 1 to 3 In one embodiment of the utility model, the supporting structure for installing the auxiliary steel lining gate sleeve 30, the steel lining comprises a containment inner shell 10 and a steel lining sleeve 20, the containment inner shell 10 is sleeved in the steel lining sleeve 20, and the steel lining sleeve 20 encloses an installation space 40, the gate sleeve 30 is located in the installation space 40 and above the containment inner shell 10;

[0032] The support structure is accommodated in the installation space 40, and the support structure includes:

[0033] A first support platform 100, the first support platform 100 is horizontally placed in the installation space 40, and a first end of the first support platform 100 is detachably connected to a side wall of the containment inner shell 10, and a second end of the first support platform 100 extends in a direction away from the side wall of the containment inner shell 10;

[0034] The diagonal brace 200 is arranged on the same side as the first supporting platform 100, and the diagonal brace 200 is arranged obliquely from bottom to top in a direction away from the containment inner shell 10, and the bottom of the diagonal brace 200 is detachably connected to the side wall of the containment inner shell 10, and the top of the diagonal brace 200 is detachably connected to the bottom of the first supporting platform 100 near the second end 120; and,

[0035] The support frame 300 includes a frame body 310 and a second support platform 320. The frame body 310 is vertically arranged. The bottom of the frame body 310 is detachably connected to the top of the containment inner shell 10 and the top of the first support platform 100. The top of the frame body 310 is detachably provided with the second support platform 320, and the second support platform 320 is supported on the bottom of the steel lining sleeve 20.

[0036] It should be particularly and clearly explained that, in this embodiment, the installation space 40 is also a space for installing nuclear reaction related equipment in a completely sealed state after the gate sleeve 30 is completed. In addition, the support structure illustrated in this case can be used as a temporary support structure, that is, after the gate sleeve 30 is installed, the support structure will be removed. At the same time, in order to facilitate construction, each component of the support structure illustrated in this embodiment should be made of steel such as steel sections, and the connection method between the illustrated components can be welding or bolt connection.

[0037] In this embodiment, by accommodating the support structure in the installation space 40, the support structure is configured to include a first support platform 100, a diagonal brace 200 and a support frame 300. When in use, the first support platform 100 is first detachably installed on the side wall of the containment inner shell 10 near its top, and the first support platform 100 is extended in the horizontal direction away from the containment inner shell 10. At the same time, the diagonal brace 200 is arranged on the same side as the first support platform 100, and the position of the first support platform 100 near its second end is detachably connected to the top surface of the diagonal brace 200, and the bottom of the diagonal brace 200 is detachably connected to the side wall of the containment inner shell 10, thereby forming a temporary platform structure extending in the horizontal direction on the side wall of the containment inner shell 10 near its top. On this basis, the frame body 310 in the support frame 300 is simultaneously connected to the containment inner shell 10 The top surface of the containment shell 100 is detachably connected to the top surface of the first support platform 100, and its top is extended upward to be detachably connected to the second support platform 320, and then the second support platform 320 is supported on the bottom of the gate sleeve 30, so that when the utility model is in use, there is no need to set a support structure from the bottom of the containment shell inner shell 10 to achieve the support function of the gate sleeve 30. At the same time, since it is only necessary to set a support structure in the area from the containment shell inner shell 10 to the gate sleeve 30, the support structure can temporarily support the gate sleeve, thereby ensuring the stability of the overall structure. Since a detachable connection method is adopted for connection, the support structure can be disassembled after the gate sleeve is assembled, thereby reducing the number of temporary support structures produced when the utility model is produced, and effectively improving the installation and construction efficiency of the auxiliary gate sleeve.

[0038] In some embodiments, the frame 310 includes:

[0039] An inclined column 311, the bottom end of which is detachably connected to the top of the containment inner shell 10, and the top end of which extends from bottom to top toward the steel liner sleeve 20 to be detachably connected to the bottom of the second support platform 320; and

[0040] The first support column 312 has a bottom end detachably connected to the first support platform 100 near the first end 110 , and a top end of the first support column 312 vertically extends upward to be detachably connected to the bottom of the second support platform 320 .

[0041] It should be particularly and clearly stated that, in this embodiment, in order to facilitate a clearer understanding of the present invention, after the installation of the first support column 312 is completed, the portion of the first support platform 100 near the second end can be constructed to form a construction access road to facilitate construction work by operators.

[0042] In this embodiment, by setting the inclined column 311 and the first support column 312, the bottom of the inclined column 311 is detachably connected to the top of the containment inner shell 10, and the bottom of the first support column 312 is detachably connected to the first support platform 100, so that when the utility model is in use, it can utilize the set inclined column 311 and the first support column 312 to support a larger area of ​​the second support platform 320, and can effectively ensure that the second support platform 320 has a more stable force effect when supported under the gate sleeve 30.

[0043] In some specific embodiments, the frame 310 also includes a second support column 313, and the second support column 313 is arranged between the inclined column 311 and the first support column 312, and the bottom of the second support column 313 is detachably connected to the inner shell 10 of the containment vessel, and the top of the second support column 313 extends upward to be detachably connected to the bottom of the second support platform 320.

[0044] In this embodiment, a second support column 313 is arranged between the first support column 312 and the inclined column 311, and the bottom end of the second support column 313 is detachably connected to the bottom of the containment inner shell 10, and the top is detachably connected to the bottom of the second support platform 320. When the utility model is in use, there are more contact positions between the second support platform 320 and the top of the containment inner shell 10, which can further enhance the force transmission effect of the second support platform 320 and enhance the stability of the entire support structure.

[0045] In some specific embodiments, the frame 310 further includes a first connecting beam 314 , which is arranged horizontally and sequentially connects the oblique column 311 , the second supporting column 313 , and the first supporting column 312 .

[0046] In this embodiment, by providing a first connecting beam 314 and making the first connecting beam 314 simultaneously connect the inclined column 311, the first support column 312 and the second support column 313, when in use, it is possible to avoid the defect of unstable connection and affecting the safety of use of the entire support structure due to the inclined column 311, the first support column 312 and the second support column 313 being connected only through the second support platform 320.

[0047] It should be particularly and clearly stated that there are multiple frames 310, which are spaced apart along the circumference of the containment inner shell 10, and the number of the diagonal braces 200 is consistent with that of the frames 310 and they are arranged one by one. Any two adjacent frames 310 are detachably connected with a second connecting beam 315.

[0048] In this embodiment, by setting the number of frames 310 to be multiple, and setting the number of diagonal braces 200 to be consistent with the number of frames 310 and arranged one-to-one, and at the same time making the second connecting beam 315 connecting any two adjacent frames 310 detachable, the utility model can further enhance the stability and force transmission performance of the entire supporting structure when in use, thereby ensuring the safety of supporting the gate sleeve 30.

[0049] In some specific embodiments, there are multiple frames 310, and the multiple frames 310 are spaced apart along the circumference of the containment inner shell 10, and the number of the diagonal braces 200 is consistent with that of the frames 310 and they are arranged one by one. A second connecting beam 315 is detachably connected between any two adjacent frames 310. The second support platform 320 includes multiple first beams 321 and multiple third connecting beams 322, and the number of the first beams 321 is consistent with that of the frames 310 and they are arranged one by one. The multiple third connecting beams 322 are spaced apart in sequence along the direction from the diagonal columns 311 to the first support columns 312, and each third connecting beam 322 is connected to all the first beams 321.

[0050] In this embodiment, by providing a plurality of first cross beams 321 and a plurality of third connecting beams 322 , the utility model has a wider contact area when using the second supporting platform 320 to support the gate sleeve 30 , thereby effectively improving the supporting stability.

[0051] In some specific embodiments,

[0052] In one embodiment, a plurality of first embedded parts 11 spaced apart from each other along the direction from the inclined column 311 to the first support column 312 are disposed on the top of the containment inner shell 10, and the inclined column 311, the first support column 312 and the second support column 313 can all be detachably connected to a first embedded part 11.

[0053] In this embodiment, by setting the first embedded part 11 on the top of the containment inner shell 10, and making the inclined column 311, the first support column 312 and the second support column 313 respectively detachably connected to the first embedded part 11, the utility model will not cause damage to the containment inner shell 10 when in use, thereby improving the safety of the containment inner shell 10 and ensuring construction efficiency.

[0054] In some specific embodiments, the containment inner shell 10 is made of concrete, and the inner side wall of the containment inner shell 10 is provided with a second embedded part 12 and a third embedded part 13 distributed at intervals along the height direction of the containment inner shell 10, the third embedded part 13 is located above the second embedded part 12, the second embedded part 12 is detachably connected to the bottom of the diagonal brace 200, and the third embedded part 13 is detachably connected to the first support platform 100.

[0055] In this embodiment, the containment inner shell 10 is configured to be made of concrete, and a second embedded part 12 and a third embedded part 13 are arranged on the side wall of the containment inner shell 10, and the third embedded part 13 is located above the second embedded part 12, and the second embedded part 12 is detachably connected to the bottom end of the diagonal brace 200, and the third embedded part 13 is detachably connected to the first supporting platform 100, so that the utility model can avoid damage to the side of the containment inner shell 10 when in use, and effectively improves the safety of use of the containment inner shell 10.

[0056] It should be particularly and clearly stated that the first embedded part 11, the second embedded part 12 and the third embedded part 13 in the present embodiment can be, but are not limited to, embedded steel plates in the prior art. The first embedded part 11, the second embedded part 12 and the third embedded part 13 are all set as embedded steel plates, so that the utility model can directly secure the various components of the support structure to the corresponding first embedded part 11, the second embedded part 12 and the third embedded part 13 by welding or bolting when in use, effectively ensuring the construction efficiency.

[0057] In some specific embodiments, the first support platform 100 includes a fourth connecting beam 130 and multiple second cross beams 140, the multiple second cross beams 140 are arranged at intervals along the circumference of the containment inner shell 10, the fourth connecting beam 130 connects all the second cross beams 140 in sequence, and the two ends of the second cross beam 140 are respectively a first end and a second end.

[0058] In this embodiment, by configuring the first supporting platform 100 to include a fourth connecting beam and a plurality of second cross beams, the utility model can effectively improve the stability and safety of the first supporting platform 100 when in use.

[0059] Of course, in order to ensure the supporting effect between the second supporting platform 320 and the gate sleeve 30 , a cushion block 400 should be provided between the second supporting platform 320 and the gate sleeve 30 during specific use to remove the gap between the second supporting platform 320 and the gate sleeve 30 .

[0060] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A support structure for assisting the installation of a steel lined gate sleeve, characterized in that: The steel liner comprises a containment inner shell and a steel liner sleeve, the containment inner shell is sleeved in the steel liner sleeve, and the steel liner sleeve encloses an installation space, and the gate sleeve is located in the installation space and above the containment inner shell; The support structure is accommodated in the installation space, and the support structure includes: a first support platform, wherein the first support platform is horizontally placed in the installation space, and a first end of the first support platform is detachably connected to a side wall of the containment inner shell, and a second end of the first support platform extends in a direction away from the side wall of the containment inner shell; A diagonal brace, the diagonal brace is arranged on the same side as the first supporting platform, the diagonal brace is inclined from bottom to top in a direction away from the containment inner shell, the bottom of the diagonal brace is detachably connected to the side wall of the containment inner shell, and the top of the diagonal brace is detachably connected to the bottom of the first supporting platform near the second end; and, A support frame, the support frame includes a frame body and a second support platform, the frame body is vertically arranged, the bottom of the frame body is detachably connected to the top of the containment inner shell and the top of the first support platform, the top of the frame body is detachably provided with the second support platform, and the second support platform is supported on the bottom of the steel lining sleeve.

2. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 1, characterized in that: The frame comprises: An inclined column, wherein the bottom end of the inclined column is detachably connected to the top of the containment inner shell, and the top end of the inclined column extends from bottom to top toward the direction close to the steel lining sleeve to be detachably connected to the bottom of the second support platform; and A first support column, wherein the bottom end of the first support column is detachably connected to the first support platform near the first end, and the top end of the first support column vertically extends upward to be detachably connected to the bottom of the second support platform.

3. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 2, characterized in that: The frame also includes a second support column, which is spaced apart from the inclined column and the first support column, and the bottom of the second support column is detachably connected to the inner shell of the containment vessel, and the top of the second support column extends upward to be detachably connected to the bottom of the second support platform.

4. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 3, characterized in that: The frame also includes a first connecting beam, which is horizontally arranged and sequentially connects the oblique columns, the second supporting columns and the first supporting columns.

5. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 3, characterized in that: The number of the frame bodies is multiple, and the multiple frame bodies are distributed at intervals along the circumference of the containment inner shell, and the number of the diagonal braces is consistent with that of the frame bodies and are arranged in a one-to-one correspondence.

6. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 5, characterized in that: Any two adjacent frames are detachably connected with a second connecting beam.

7. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 5, characterized in that: The second supporting platform includes a plurality of first cross beams and a plurality of third connecting beams. The first cross beams are consistent in number with the frame and are arranged in one-to-one correspondence. The plurality of third connecting beams are distributed in sequence along the direction from the inclined column to the first supporting column, and each of the third connecting beams is connected to all the first cross beams.

8. The supporting structure for auxiliary steel lined gate sleeve installation as claimed in claim 3, characterized in that: A plurality of first embedded parts spaced apart from each other along the direction from the inclined columns to the first supporting columns are arranged on the top of the containment inner shell, and the inclined columns, the first supporting columns and the second supporting columns can be detachably connected to one of the first embedded parts.

9. A supporting structure for auxiliary steel lined gate sleeve installation as claimed in any one of claims 1 to 8, characterized in that: The containment inner shell is made of concrete, and the inner side wall of the containment inner shell is provided with a second embedded part and a third embedded part distributed at intervals along the height direction of the containment inner shell, the third embedded part is located above the second embedded part, the second embedded part is detachably connected to the bottom of the diagonal brace, and the third embedded part is detachably connected to the first supporting platform.

10. A supporting structure for auxiliary steel lined gate sleeve installation as claimed in any one of claims 1 to 8, characterized in that: The first supporting platform includes a fourth connecting beam and a plurality of second cross beams, wherein the plurality of second cross beams are arranged at intervals along the circumference of the containment inner shell, the fourth connecting beam sequentially connects all the second cross beams, and the two ends of the second cross beam are the first end and the second end respectively.

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