CN210032341U

CN210032341U - Steel structure box column for building

Info

Publication number: CN210032341U
Application number: CN201920352580.9U
Authority: CN
Inventors: 张乐军; 张建方; 王新卫; 郭宸汐; 张云波; 彭娜
Original assignee: China Construction Fifth Engineering Bureau Co Ltd
Current assignee: China Construction Fifth Engineering Bureau Co Ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-02-07
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a steel structure box post for building, it includes box frame body, box frame body includes upper portion butt joint end and lower part butt joint end, the wall runs through first locating plate before the box frame body, the wall runs through has the second locating plate about, it is first, the respective both ends subsection of second locating plate stretches out outside the box frame body and constitutes the front side bearing surface, the rear side bearing surface, left side bearing surface and right side bearing surface, the middle part of first locating plate, the middle part of second locating plate all is located the inner chamber of box frame body, and both form crossing fixed connection structure, front side bearing surface, the rear side bearing surface, all cooperate perpendicularly on left side bearing surface and the right side bearing surface has the gag lever post, the appearance chamber that gag lever post on four bearing surfaces formed around constitutes butt joint spacing groove and gag lever post upper portion highly is higher than the lower edge of upper portion butt joint end at least. The utility model has the advantages of be convenient for case type post butt-joint welding's effect from top to bottom still has bearing capacity good, long service life.

Description

Steel structure box column for building

Technical Field

The utility model belongs to the technical field of the construction, especially, steel structure box post for building.

Background

The box column is one of important support structures in a building steel frame system, and is different from an H column, a cross column and the like because the bearing section of the box column is a box section. The processing process of the box column is completed by the working procedures of material preparation, assembly, welding and the like, and finally by the steps of shot blasting, rust removal, paint brushing and the like. The main material during batching is steel, and during assembly, the length and the width of the box column cannot be too long due to transportation reasons, so that when a box column with large height or a box beam with long width is required to be arranged in a building steel structure, the box column after segmented manufacturing is generally required to be transported to a construction site for butt welding or is in butt lock connection by adopting a flange plate, and the box column with large height or the box beam with long width has large weight and volume, large stress after construction and large butt joint difficulty; if the flange plates are butted by bolts, the shearing resistance is poor, and the application range is limited. For example, the box-type column with Chinese patent publication No. CN203361469U is improved based on the problem of difficult butt joint, and the structure is as follows: the abutting ends of the two box-type columns are respectively provided with a sealing plate, the two sealing plates are in insertion fit through a positioning pin and a positioning hole, and the two box-type columns are fixed together by welding along the peripheries of the sealing plates of the abutting ends of the two box-type columns; to two box posts of above-mentioned structure, its welding position is between the butt joint end shrouding, and the back of welding, the bearing pressure greatly increased of shrouding causes the joint fracture between shrouding and the box post outer wall easily, arouses counterpoint the skew, leads to the fact even to collapse.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to the weak point of above current situation, provide the box post of steel structure for building butt joint plate bearing capacity reinforcing greatly of the box post of being convenient for box post butt joint location.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a steel structure box post for building, includes box frame body, and box frame body includes upper portion butt joint end and lower part butt joint end, its characterized in that: the box-type frame is characterized in that a first positioning plate penetrates through the front wall and the rear wall of the box-type frame body, a second positioning plate penetrates through the left wall and the right wall of the box-type frame body, two ends of the first positioning plate extend out of the box-type frame body to form a front bearing surface and a rear bearing surface, the middle of the first positioning plate is located in an inner cavity of the box-type frame body, two ends of the second positioning plate extend out of the box-type frame body to form a left bearing surface and a right bearing surface, the middle of the second positioning plate is located in the inner cavity of the box-type frame body and forms a crossed fixed connection structure with the middle of the first positioning plate, limiting rods are perpendicularly matched on the front bearing surface, the rear bearing surface, the left bearing surface and the right bearing surface, containing cavities formed by the limiting rods on the four bearing surfaces form a butt joint limiting groove, and the upper portions of the limiting rods are at least higher than the lower edge of the butt.

The middle part of the first positioning plate is provided with a channel for the second positioning plate to pass through, and the middle part of the second positioning plate is inserted into the channel of the first positioning plate and is fixed by welding.

The bottom surfaces of the front side bearing surface, the rear side bearing surface, the left side bearing surface and the right side bearing surface are fixedly connected with the front wall, the rear wall, the left wall and the right wall of the box-type frame body through triangular supporting structures.

The lower end of a limiting rod on the first positioning plate penetrates through the first auxiliary plate to be exposed out of the end face and is locked through a positioning nut, and the lower end of a limiting rod on the second positioning plate penetrates through the first auxiliary plate to be exposed out of the end face and is locked through a positioning nut.

The upper portion of gag lever post forms planar structure towards the terminal surface of box frame body through the cutting, all cooperate 2 gag lever posts on front side bearing surface, rear side bearing surface, left side bearing surface and the right side bearing surface respectively.

The upper butt joint end is provided with a convex conical contact surface, the lower butt joint end is provided with a concave conical contact surface, and the conical contact surface of the lower butt joint end is matched with the conical contact surface of the upper butt joint end.

The utility model discloses a steel structure box post for building compares with prior art, has following characteristics: the utility model discloses when butt joint from top to bottom when two case type posts, the case type post of the higher authority forms the alignment contact through the upper portion butt joint end of its lower part butt joint end with the case type post below, the lower part terminal surface of the case type post of the higher authority is shelved in first locating plate, on the bearing surface of second locating plate, and two locating plates are respectively and run through the structure setting on box frame body, its bearing capacity is better, and the butt joint of two case type frames about being more convenient for, in addition, the gag lever post that still sets up through the perpendicular carries out the axial spacing to the box frame of two butt joints on first locating plate and the second locating plate, avoid its off normal.

The first auxiliary plate is parallel to the first positioning plate, the second auxiliary plate is parallel to the second positioning plate, the two auxiliary plates play a role in sharing bearing force of the first positioning plate and the second positioning plate respectively, the service life of the auxiliary plates is prolonged, the lower portion of the limiting rod is fixed on the auxiliary plates, the limiting rod is kept in axial verticality, and the situation that when the limiting rod is installed, the limiting rod is enabled to be installed in a deviated mode to cause the two box-type columns to be in butt joint, the two box-type columns are in deviated butt joint is avoided.

The terminal surface of gag lever post towards box frame body is planar structure, and when box post above with box post butt joint below, can keep the correct counterpoint of upper and lower box post through the planar structure of gag lever post and the contact of box post lateral wall above, 2 gag lever posts's limiting structure is preferred.

The utility model discloses when two upper and lower box post docks, cup joint about forming through the toper contact surface, when cup jointing, form a face formula contact between the toper contact surface, in the bellied toper contact surface of the box post of below stretches into the box post lower part of top moreover, than horizontal contact, more stable, and weld in the space between the toper contact surface, more firm.

The present invention will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a drawing of an appearance structure of a concrete embodiment of a steel structure box column for construction after butt joint of upper and lower two box columns;

FIG. 2 is a schematic diagram of a specific structure of a steel structural box column for construction according to an embodiment, showing a partial transmission structure of a concave conical contact surface of a butt joint end of a lower end;

FIG. 3 is a schematic structural view of a front wall of a box column of a concrete embodiment of a steel structural box column for construction;

FIG. 4 is an enlarged view of the part A of the steel structural box column for construction shown in FIG. 1;

fig. 5 is an enlarged schematic view of a part B of fig. 2 of a steel structural box column for construction.

In the figure: 1. the box-type frame comprises a box-type frame body, 11, an upper butt joint end, 111, a convex conical contact surface, 112, a lower edge, 12, a lower butt joint end, 121, a concave conical contact surface, 13, a gap, 14, a through groove, 21, a first positioning plate, 22, a second positioning plate, 211, a front bearing surface, 212, a rear bearing surface, 213, a channel, 221, a left bearing surface, 222, a right bearing surface, 23, a supporting structure, 3, a limiting rod, 31, a plane structure, 41, a first auxiliary plate, 42, a second auxiliary plate, 5 and a positioning nut.

Detailed Description

A steel structural box column for construction is described in detail below with reference to the accompanying drawings.

The utility model discloses a steel structure box post for building, including box frame body 1, box frame body 1 includes upper portion butt joint end 11 and lower part butt joint end 12, and is further, and upper portion butt joint end 11 has and is bellied toper contact surface 111, and lower part butt joint end 12 has the toper contact surface 121 of indent, the toper contact surface of lower part butt joint end 12 and the toper contact surface adaptation of upper portion butt joint end 11. When two upper and lower box post docks, cup joint from top to bottom through the formation of toper contact surface, when cup jointing, form face formula contact between the toper contact surface, the bellied toper contact surface 111 of the box post of below stretches into in the box post lower part of top in addition, and than horizontal contact, more stable, and weld in space 13 between the toper contact surface, it is more firm.

In order to enhance the bearing capacity of the box-type frame body 1, a first positioning plate 21 penetrates through the front wall and the rear wall of the box-type frame body 1, a second positioning plate 22 penetrates through the left wall and the right wall of the box-type frame body 1, the two positioning plates are in cross contact, two ends of the first positioning plate 21 extend out of the box-type frame body 1 to form a front bearing surface 211 and a rear bearing surface 212, the middle part of the first positioning plate 21 is positioned in the inner cavity of the box-type frame body 1, two ends of the second positioning plate 22 extend out of the box-type frame body 1 to form a left bearing surface 221 and a right bearing surface 222, the bottom surfaces of the front bearing surface 211, the rear bearing surface 212, the left bearing surface 221 and the right bearing surface 222 are fixedly connected with the front wall, the rear wall, the left wall and the right wall of the box-type frame body 1 through triangular supporting structures 23 respectively, the bottom surfaces of the four bearing surfaces are connected with the side walls of the box-type frame body 1 through the supporting, can play a role in strengthening the bearing capacity. And the middle part of the second locating plate 22 is located in the inner cavity of the box-shaped frame body 1 and forms a crossed fixed connection structure with the middle part of the first locating plate 21, the middle part of the first locating plate 21 is provided with a channel 213 for the second locating plate 22 to pass through, the channel 213 can be an open U-shaped structure or a square structure, preferably, the thickness of the first locating plate 21 is larger than that of the second locating plate 22, and the two are crossed and spliced and then are more favorable for strengthening the mechanical strength of the locating plates through welding fixation, so that the bearing capacity of the locating plates is improved.

All cooperate the gag lever post 3 perpendicularly on the preceding side bearing surface 211, the rear side bearing surface 212, left side bearing surface 221 and the right side bearing surface 222 of above-mentioned two locating plates, the appearance chamber that gag lever post 3 on four bearing surfaces formed around constitutes butt joint spacing groove and the high lower edge 112 that is higher than upper portion butt joint end 11 of gag lever post 3 upper portion at least, when two box post docks about promptly, spacing guide effect is played on the box column wall of top can hugging closely on gag lever post 3 upper portion. Further, the upper portion of gag lever post 3 forms planar structure 31 towards the terminal surface of box frame body 1 through the cutting, all cooperate 2 gag lever posts 3 on four bearing surfaces separately, all be equipped with 2 through-holes that can supply gag lever post 3 to pass through on four bearing surfaces, the gag lever post 3 is planar structure 31 towards the terminal surface of box frame body 1, when the box post above with below box post dock, can keep the correct counterpoint of box post from top to bottom through the planar structure 31 of gag lever post 3 and the contact of the box post lateral wall above, 2 gag lever posts 3's limiting structure is preferred scheme.

Furthermore, a first auxiliary plate 41 and a second auxiliary plate 42 are respectively matched below the first positioning plate 21 and the second positioning plate 22, the first auxiliary plate 41 and the second auxiliary plate 42 provide a fixed mounting position for the lower end of the limiting rod 3, so that the upper end of the limiting rod 3 is exposed above the respective positioning plate to play a role in limiting and guiding, and the lower end of the limiting rod 3 is locked by the positioning nut 5 after passing through the respective auxiliary plate and being exposed on the outer end surface. The accessory plate still plays the effect of sharing locating plate bearing capacity when providing fixed position for gag lever post 3, and helps gag lever post 3 to keep axial verticality on being fixed in the accessory plate in the lower part of gag lever post 3, avoids making gag lever post 3 installation off normal when installing gag lever post 3 and takes place off normal butt joint when causing two box type post butt joints. Specifically, the first auxiliary plate 41 penetrates the front and rear walls of the box-shaped frame body 1 and is parallel to the first positioning plate 21, and the second auxiliary plate 42 penetrates the left and right walls of the box-shaped frame body 1 and is parallel to the second positioning plate 22. Correspondingly, the front wall, the rear wall, the left wall and the right wall of the box-type frame body 1 are respectively provided with a group of two through grooves 14 which are matched with the first positioning plate 21, the second positioning plate 22 and the first auxiliary plate 41, the second auxiliary plate 42, and the front wall and the rear wall are provided with two through grooves 14 on the same horizontal line, the front wall and the rear wall are provided with an upper group of through grooves 14 and a lower group of through grooves 14, the upper edge of each through groove 14 is slightly higher than the lower edge 112 of the upper butt joint end 11, so that when the positioning plate is inserted into the through groove 14, the bearing surface of the positioning plate is flush with or slightly higher than the lower edge 112 of the upper butt joint end 11, when the upper box-type column is in butt joint with the lower box-type column, the lower butt joint end 12 of the upper box-type column is in butt joint with the bearing surface, so that a small gap 13 is left between the butt joint surfaces of the upper box-type column and the lower box column for convenient welding and fixation, the butt joint structure can be welded at the upper and, thereby effectively strengthening the welding strength; the two ends of the first auxiliary plate 41 are exposed outside the box-type frame body 1, the middle of the first auxiliary plate 41 is located in the cavity of the box-type frame body 1, the two ends of the second auxiliary plate 42 are exposed outside the box-type frame body 1, the middle of the second auxiliary plate 42 is located in the cavity of the box-type frame body 1 and is in cross fixed connection and matching with the middle of the first auxiliary plate 41, the cross fixed connection is consistent with the connection of the first positioning plate 21 and the second positioning plate 22, the lower end of the limiting rod 3 on the first positioning plate 21 passes through the end face of the first auxiliary plate 41 exposed outside and is locked by the positioning nut 5, and the lower end of the limiting rod 3 on the second positioning plate 22 passes through the end face of the first auxiliary plate 41 exposed outside and is locked by the positioning nut 5.

In this embodiment, when two box columns are butted up and down, the upper box column is aligned and contacted with the upper butt end 11 of the lower box column through the lower butt end 12, the lower end surface of the upper box column is placed on the bearing surfaces of the first positioning plate 21 and the second positioning plate 22 to keep horizontal alignment, and the two positioning plates are respectively arranged on the box frame body 1 in a penetrating structure, the bearing capacity is better, the box-shaped frames are not easy to break, in addition, the first positioning plate 21 and the second positioning plate 22 are axially limited by the vertically arranged limiting rod 3 to avoid the axial deviation, when the box-shaped frames are vertically butted, the butted parts of the two box-shaped columns are partially overlapped, when the butted parts are welded, the connection is firmer, and the bearing is strengthened through triangular supporting structure 23 in the lower part of the positioning plate, so that the bearing capacity is better, and the strengthening effect is formed.

The utility model provides a box post cup joints from top to bottom through the toper contact surface, and weld in toper contact surface gap department, play the effect of reinforcing bearing force by four bearing surfaces, and keep the exact position when assisting spacing messenger's counterpoint by the box post that axial gag lever post cup jointed from top to bottom, avoid the skew, the accessory plate then plays the effect of sharing bearing force on the one hand, on the other hand is used for locking the gag lever post and makes the gag lever post keep axial verticality, form the spacing groove of correct position so that the box post of top dock on the box post of below.

The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a steel structure box post for building, includes box frame body (1), and box frame body (1) includes upper portion butt joint end (11) and lower part butt joint end (12), its characterized in that: a first positioning plate (21) penetrates through the front wall and the rear wall of the box-shaped frame body (1), a second positioning plate (22) penetrates through the left wall and the right wall of the box-shaped frame body (1), two ends of the first positioning plate (21) extend out of the box-shaped frame body (1) to form a front bearing surface (211) and a rear bearing surface (212), the middle part of the first positioning plate (21) is positioned in the inner cavity of the box-shaped frame body (1), two ends of the second positioning plate (22) extend out of the box-shaped frame body (1) to form a left bearing surface (221) and a right bearing surface (222), the middle part of the second positioning plate (22) is positioned in the inner cavity of the box-shaped frame body (1) and forms a crossed fixed connection structure with the middle part of the first positioning plate (21), and the front bearing surface (211), the rear bearing surface (212), the left bearing surface (221) and the right bearing surface (222) are vertically matched with the limiting rods (3), the containing cavities formed by the limit rods (3) on the four bearing surfaces form a butt joint limit groove, and the height of the upper parts of the limit rods (3) is at least higher than the lower edge of the butt joint end of the upper parts.

2. The constructional steel structural box column as set forth in claim 1, wherein: the middle part of the first positioning plate (21) is provided with a channel for the second positioning plate (22) to pass through, and the middle part of the second positioning plate (22) is inserted into the channel of the first positioning plate (21) and is fixed by welding.

3. The constructional steel structural box column as set forth in claim 1 or 2, wherein: the bottom surfaces of the front side bearing surface (211), the rear side bearing surface (212), the left side bearing surface (221) and the right side bearing surface (222) are fixedly connected with the front wall, the rear wall, the left wall and the right wall of the box-type frame body (1) through triangular supporting structures (23).

4. The constructional steel structural box column as set forth in claim 1 or 2, wherein: a first auxiliary plate (41) penetrating through the front wall and the rear wall of the box-shaped frame body (1) is arranged below the first positioning plate (21), a second auxiliary plate (42) penetrating through the left wall and the right wall of the box-shaped frame body (1) is arranged below the second positioning plate (22), two ends of the first auxiliary plate (41) are exposed outside the box-shaped frame body (1), the middle of the first auxiliary plate (41) is positioned in the inner cavity of the box-shaped frame body (1), two ends of the second auxiliary plate (42) are exposed outside the box-shaped frame body (1), the middle of the second auxiliary plate (42) is positioned in the inner cavity of the box-shaped frame body (1) and is in cross fixed connection and matching with the middle of the first auxiliary plate (41), the lower end of the limiting rod (3) on the first positioning plate (21) penetrates through the first auxiliary plate (41) to be exposed outside end faces and then is locked through a positioning nut (5), and the lower end of the limiting rod (3) on the second positioning plate (22) penetrates through the first auxiliary plate (41) to be exposed outside end faces and then 5) And (6) locking.

5. The constructional steel structural box column as set forth in claim 4, wherein: the upper portion of gag lever post (3) forms planar structure (31) through the cutting towards the terminal surface of box frame body (1), all cooperate 2 gag lever posts (3) on front side bearing surface (211), rear side bearing surface (212), left side bearing surface (221) and right side bearing surface (222) respectively.

6. The constructional steel structural box column as set forth in claim 1 or 2, wherein: the upper butt joint end (11) is provided with a convex conical contact surface (111), the lower butt joint end (12) is provided with a concave conical contact surface (121), and the conical contact surface of the lower butt joint end (12) is matched with the conical contact surface of the upper butt joint end (11).

7. The constructional steel structural box column as set forth in claim 3, wherein: the upper butt joint end (11) is provided with a convex conical contact surface (111), the lower butt joint end (12) is provided with a concave conical contact surface (121), and the conical contact surface of the lower butt joint end (12) is matched with the conical contact surface of the upper butt joint end (11).

8. The constructional steel structural box column as set forth in claim 4, wherein: the upper butt joint end (11) is provided with a convex conical contact surface (111), the lower butt joint end (12) is provided with a concave conical contact surface (121), and the conical contact surface of the lower butt joint end (12) is matched with the conical contact surface of the upper butt joint end (11).

9. The constructional steel structural box column as set forth in claim 5, wherein: the upper butt joint end (11) is provided with a convex conical contact surface (111), the lower butt joint end (12) is provided with a concave conical contact surface (121), and the conical contact surface of the lower butt joint end (12) is matched with the conical contact surface of the upper butt joint end (11).