CN114319589A

CN114319589A - Fabricated building steel beam structure

Info

Publication number: CN114319589A
Application number: CN202210148240.0A
Authority: CN
Inventors: 陈敏; 张宽荣; 赵真; 邹元霖
Original assignee: Jiangsu Xinxing Construction Engineering Co ltd
Current assignee: Jiangsu Xinxing Construction Engineering Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-04-12

Abstract

The application relates to an assembled housing construction steel beam structure, and relates to the technical field of housing construction. It includes strength nature post and I-shaped girder steel, strength nature post sets up to cavity, and the inside fixed steel pipe that is provided with of strength nature post, the fixed web that is provided with of lateral wall of I-shaped girder steel, the fixed lead screw and the actuating lever that is provided with of lateral wall of web, the lateral wall of strength nature post runs through to be seted up and wears to establish hole and jack and wear to establish the hole and the jack and all run through to the steel pipe, the lead screw is worn to locate and is worn to establish the hole, the jack is worn to locate by the actuating lever, the one end thread bush that the lead screw is located the steel pipe is equipped with the nut, be provided with locking mechanism between nut and the actuating lever. Compare in correlation technique, to being connected of I-shaped steel roof beam and strength nature post, need not consuming time hard and simple operation.

Description

Fabricated building steel beam structure

Technical Field

The application relates to the field of house construction, in particular to an assembly type house construction steel beam structure.

Background

The fabricated building steel beam structure is a structure capable of quickly connecting a steel beam and a stiff column.

At present, a steel beam structure for building construction in the related art includes a stiff column and an i-shaped steel beam, the stiff column is hollow, a steel pipe is fixedly arranged inside the stiff column, a web is fixedly arranged on a side wall of the i-shaped steel beam, and the i-shaped steel beam is fixed on the side wall of the stiff column through the web. During actual construction, the bolts penetrate through the through holes in the web plate, the steel pipe and the stiff column, then the nuts are screwed on the bolts and are abutted against the side wall of the web plate, and therefore connection of the I-shaped steel beam and the stiff column is completed.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: when the i-shaped steel beam is installed, bolts need to be inserted into the through holes in the web plate, the steel pipe and the stiff column one by one, and then nuts are screwed on the bolts one by one, so that the operation of connecting the i-shaped steel beam and the stiff column is time-consuming and labor-consuming, and needs to be improved.

Disclosure of Invention

In order to improve the problem that the operation of being connected I-shaped steel beam and strength nature post is hard consuming time, this application provides a fabricated building steel beam structure.

The application provides a pair of prefabricated building steel beam structure adopts following technical scheme:

a fabricated building construction steel beam structure comprises a stiff column and an I-shaped steel beam, wherein the stiff column is hollow, a steel pipe is fixedly arranged inside the stiff column, a driving rod and a lead screw are arranged on the side wall of the I-shaped steel beam, a penetrating hole and an inserting hole are formed in the outer side wall of the stiff column in a penetrating mode, the penetrating hole and the inserting hole are both penetrated through the steel pipe, the lead screw is penetrated through the penetrating hole, the driving rod is penetrated through the inserting hole, a nut is sleeved on one end of the lead screw, which is located in the steel pipe, through threads, and a locking mechanism is arranged between the nut and the driving rod;

the locking mechanism comprises a driving assembly and a linkage assembly, the driving assembly is located in the jack and connected with the linkage assembly, one end, far away from the driving assembly, of the linkage assembly is connected with the nut, when the driving rod is inserted into the jack, the driving assembly operates and drives the linkage assembly to operate, and the nut rotates under the driving of the linkage assembly.

By adopting the technical scheme, when the I-shaped steel beam is required to be connected with the stiff column, the driving rod is aligned to the jack and inserted into the jack, and meanwhile, the screw rod is also inserted into the through hole; in the inserting process of the driving rod, the driving rod drives the driving assembly to start to operate, the driving assembly drives the linkage assembly to operate, the linkage assembly drives the nut to rotate automatically at last, when the screw rod penetrates through the steel pipe, the nut sleeves the automatic threads on the screw rod, and therefore locking between the I-shaped steel beam and the stiff column is achieved, connection between the I-shaped steel beam and the stiff column is achieved, and in the assembling process, a worker does not need to additionally screw the nut on the screw rod, and time and labor are not needed.

Optionally, the lateral wall of I-shaped steel roof beam is fixed and is provided with the web, the actuating lever with lead screw fixed connection in the lateral wall of web.

By adopting the technical scheme, the web plates are abutted to the side walls of the stiff columns, so that the I-shaped steel beams are not easy to damage the side walls of the stiff columns due to extrusion of the side walls of the stiff columns, and the connection stability of the I-shaped steel beams and the stiff columns is improved.

Optionally, the drive assembly includes a rotary column, a friction cylinder, a drive gear, a rotating gear, a connecting rod and a transmission gear, a containing hole has been seted up to the lateral wall of jack, the rotary column rotate connect in the containing hole, the friction cylinder cover is located on the rotary column, drive gear with the coaxial fixed of rotary column, the connecting rod with the lateral wall in containing hole rotate connect and with the coaxial fixed of rotating gear, rotating gear with drive gear meshes mutually, the connecting rod is kept away from drive gear's one end runs through strength nature post with the steel pipe extends in the steel pipe, the connecting rod is located one end in the steel pipe with transmission gear is coaxial fixed, transmission gear with the linkage assembly is connected.

Through adopting above-mentioned technical scheme, when the actuating lever was inserted to the jack, the actuating lever contacted with the friction section of thick bamboo and produced the friction, thereby make the rotation post take place to rotate, the rotation of rotating the post has driven drive gear in proper order, the running gear, connecting rod and drive gear's rotation makes the linkage subassembly begin to operate, the linkage subassembly will drive nut autogiration, thereby need not the staff additionally to twist the nut on the lead screw and accomplish the connection of I-steel roof beam and strength nature post in the assembling process, and this process need not consuming time hard.

Optionally, the linkage assembly comprises a connecting gear, a carrying rod and a fixing rod, the carrying rod is fixedly connected with the inner wall of the steel pipe, one end, far away from the steel pipe, of the carrying rod is rotatably connected with the connecting gear, the connecting gear is meshed with the transmission gear, and the fixing rod is fixedly connected between the connecting gear and the nut.

Through adopting above-mentioned technical scheme, when drive gear rotates the back, drive gear's rotation will drive the rotation of connecting gear and nut in proper order to make the automatic thread bush of nut locate on the lead screw, and then need not the staff and additionally twist the nut on the lead screw and accomplish the connection of I-shaped steel roof beam and strength nature post in the assembling process, and this process need not consuming time hard.

Optionally, the lateral wall of strength nature post is fixed and is provided with the backup pad, the lateral wall of strength nature post is fixed and is provided with a pair of limiting plate, just the limiting plate is fixed in the roof of backup pad, the I-steel roof beam is located two between the limiting plate.

Through adopting above-mentioned technical scheme, when the I-steel roof beam is installed to needs, place the I-steel roof beam in the backup pad to push between two limiting plates, the actuating lever will aim at the jack automatically this moment, and the lead screw will aim at the hole of wearing to establish automatically, need not the manual work and additionally goes to aim at, the simple operation, and the backup pad will have certain support effect to the I-steel roof beam, thereby the staff will spend less strength of force to support the I-steel roof beam.

Optionally, a plurality of placing holes are formed in the top wall of the supporting plate, locking rods are inserted into the placing holes, first springs are connected between the end walls of the locking rods and the bottoms of the placing holes, a plurality of locking holes are formed in the bottom wall of the I-shaped steel beam, the locking rods are inserted into the locking holes, and blocking assemblies are arranged between the supporting plate and the locking rods.

By adopting the technical scheme, after the I-shaped steel beam is connected with the stiff column, the locking hole and the placing hole are coaxial, and then the locking rod is automatically inserted into the locking hole through the elastic force of the first spring, so that the I-shaped steel beam and the supporting plate are locked, and the connection stability of the I-shaped steel beam and the stiff column is further improved; it can stop the gag lever post completely to placing downtheholely to block the subassembly to be convenient for push the I-steel roof beam between two limiting plates next, and then need not the staff and additionally press the check lock lever back completely with the hand and place downthehole, the simple operation.

Optionally, the blocking assembly comprises a push rod, a second spring and a baffle, the supporting plate is provided with a blocking hole, the blocking hole is communicated with the placing hole, one end of the blocking hole, which is close to the stiff column, penetrates through the side wall of the supporting plate, the baffle is inserted into the blocking hole, the top wall of the baffle is penetrated through the communicating hole, the communicating hole is coaxial with the placing hole, the locking rod is penetrated through the communicating hole, the top wall of the supporting plate is provided with a sliding hole, the sliding hole is communicated with the blocking hole, the push rod is fixed on the side wall of the baffle and penetrates through the sliding hole, and the second spring is connected between the stiff column and the push rod.

Through adopting above-mentioned technical scheme, when the I-steel roof beam did not push into between two limiting plates, the baffle will slide to the one side of keeping away from strength nature post through the elasticity of second spring, the intercommunicating pore is not in the coaxial line with placing the hole this moment, therefore the check lock lever will be pressed completely to the diapire looks butt of placing downthehole roof and check lock lever to be convenient for the I-steel roof beam to push between two limiting plates.

Optionally, the side wall of the stiff column is provided with a receiving hole, the second spring is connected between the bottom of the receiving hole and the push rod, and the push rod is completely received in the receiving hole.

Through adopting above-mentioned technical scheme, accomodate the taking in of hole push rod of being convenient for to make the web can support completely in the lateral wall of strength nature post.

Optionally, the lateral wall of backup pad articulates there is the connecting plate, the draw-in groove has been seted up to the lateral wall of connecting plate, the lateral wall of backup pad is fixed and is provided with the fixture block, works as the length of I-steel roof beam is greater than when the length of backup pad, the fixture block interference is inserted and is established to in the draw-in groove, the I-steel roof beam place in on the connecting plate.

Through adopting above-mentioned technical scheme, when the length of I-shaped steel roof beam is greater than the length of backup pad, the fixture block interference is inserted and is established to the draw-in groove in to the connecting plate is in the coplanar with the backup pad, and the I-shaped steel roof beam is placed on the connecting plate, thereby makes the part that the I-shaped steel roof beam surpassed the backup pad supported to some extent.

Optionally, the side wall of the stiff column is fixedly provided with a fixing block, the top wall of the fixing block is hinged with a sleeve, a screw rod is connected with the inner thread of the sleeve, the side wall of the connecting plate is provided with a threaded hole, and when the length of the i-shaped steel beam is smaller than or equal to that of the supporting plate, the screw rod is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, when the length of I-steel roof beam is less than or equal to the length of backup pad, screw rod threaded connection is in the screwed hole, not only makes the connecting plate need not unsettled placing, has further improved the stability of backup pad to the support of I-steel roof beam moreover.

In summary, the present application includes at least one of the following benefits:

1. when the I-shaped steel beam is required to be connected with the stiff column, the driving rod is aligned to the jack and inserted into the jack, and meanwhile, the screw rod is also inserted into the through hole; in the inserting process of the driving rod, the driving rod drives the driving assembly to start to operate, the driving assembly drives the linkage assembly to operate, the linkage assembly drives the nut to rotate automatically at last, when the screw rod penetrates through the steel pipe, the nut sleeves the automatic threads on the screw rod, and therefore locking between the I-shaped steel beam and the stiff column is achieved, connection between the I-shaped steel beam and the stiff column is achieved, and in the assembling process, a worker does not need to additionally screw the nut on the screw rod, and time and labor are not needed.

2. When the length of I-shaped steel beam is greater than the length of backup pad, the fixture block interference is inserted and is established to the draw-in groove in to the connecting plate is in the coplanar with the backup pad, and the I-shaped steel beam is placed on the connecting plate, thereby makes the part that the I-shaped steel beam surpassed the backup pad supported to some extent.

3. When the length of I-shaped steel beam is less than or equal to the length of the supporting plate, the screw is in threaded connection with the threaded hole, so that the connecting plate is not required to be suspended and placed, and the stability of the supporting plate for the I-shaped steel beam is further improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for embodying a locking mechanism in an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic structural diagram for showing a connection relationship between a screw rod and a through hole in the embodiment of the present application;

FIG. 5 is a schematic structural diagram for embodying a barrier assembly in an embodiment of the present application;

fig. 6 is a schematic structural diagram for showing a connection relationship between a connection plate and a screw in the embodiment of the present application.

In the figure: 1. a stiff column; 11. a steel pipe; 12. perforating holes; 13. a jack; 131. a housing hole; 14. a limiting plate; 15. a receiving hole; 2. an I-beam; 21. a web; 211. a drive rod; 212. a screw rod; 2121. a nut; 22. a locking hole; 3. a locking mechanism; 31. a drive assembly; 311. rotating the column; 312. a friction cylinder; 313. a drive gear; 314. a rotating gear; 315. a connecting rod; 316. a transmission gear; 32. a linkage assembly; 321. a connecting gear; 322. a bearing rod; 323. fixing the rod; 4. a support plate; 41. a blocking hole; 42. a slide hole; 43. placing holes; 431. a locking lever; 432. a first spring; 44. a clamping block; 5. a blocking component; 51. a push rod; 52. a second spring; 53. a baffle plate; 531. a communicating hole; 6. a connecting plate; 61. a card slot; 62. a threaded hole; 7. a fixed block; 71. a sleeve; 72. a screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses prefabricated building steel beam structure. Referring to fig. 1, the fabricated building steel beam structure includes a stiff column 1 and an i-beam 2, the stiff column 1 is a square column formed by pouring concrete and is hollow, a steel pipe 11 is poured inside the stiff column 1 through the concrete, and the steel pipe 11 is a square pipe.

Referring to fig. 2, 3 and 4, a web 21 is welded on an end wall of an i-beam 2 near one end of a stiff column 1, a lead screw 212 and a driving rod 211 are welded on a side wall of the web 21, the length of the lead screw 212 is greater than that of the driving rod 211, in this application, two lead screws 212 on a single web 21 and one driving rod 211 are provided, the lead screws 212 and the driving rods 211 are located in the same plane, the two lead screws 212 on the single web 21 are arranged in axial symmetry with the driving rod 211, a through hole 12 and a jack 13 are formed on an outer side wall of the stiff column 1 in a penetrating manner, the through hole 12 and the jack 13 are both formed in a penetrating manner to the steel pipe 11, the lead screws 212 are adapted to be inserted into the through holes 12, the driving rod 211 is adapted to be inserted into the jack 13, a nut 2121 is threaded on one end of the lead screws 212 located in the steel pipe 11, the nut 2121 abuts against an inner wall of the steel pipe 11, a locking mechanism 3 is arranged between the nut 2121 and the driving rod 211, when the I-shaped steel beam 2 is required to be connected with the stiff column 1, the driving rod 211 is aligned with the jack 13 and inserted into the jack 13, and meanwhile, the screw rod 212 is also inserted into the through hole 12; in the inserting process of the driving rod 211, the locking mechanism 3 starts to operate and drives the nut 2121 to automatically rotate, when the screw rod 212 penetrates into the steel pipe 11, the nut 2121 is sleeved on the screw rod 212 through automatic threads, so that locking between the i-shaped steel beam 2 and the rigid column 1 is completed, connection between the i-shaped steel beam 2 and the rigid column 1 is further completed, and in the assembling process, a worker does not need to additionally screw the nut 2121 on the screw rod 212, so that time and labor are not consumed.

Referring to fig. 3, the locking mechanism 3 includes a driving assembly 31 and a linkage assembly 32, the driving assembly 31 is located in the insertion hole 13 and connected to the linkage assembly 32, one end of the linkage assembly 32 far from the driving assembly 31 is connected to the nut 2121, when the driving rod 211 is inserted into the insertion hole 13, the driving rod 211 drives the driving assembly 31 to start to operate, the driving assembly 31 drives the linkage assembly 32 to operate, and finally the linkage assembly 32 drives the nut 2121 to automatically rotate, so that a worker does not need to additionally screw the nut 2121 onto the lead screw 212 to complete the connection between the i-beam 2 and the stiff column 1 during the assembly process, and the process does not need to consume time and labor.

Referring to fig. 3, the driving assembly 31 includes a rotation column 311, a friction cylinder 312, a driving gear 313, a rotation gear 314, a connection rod 315 and a transmission gear 316, in this application, the insertion hole 13 is a square hole, the side walls at the two ends of the insertion hole 13 are both provided with a containing hole 131, the rotation column 311 is rotatably connected between the top wall and the bottom wall of the containing hole 131, the friction cylinder 312 is sleeved on the rotation column 311, and the friction cylinder 312 is made of a rubber material. The driving gear 313 is coaxially fixed with the rotation column 311, the connection rod 315 is rotatably connected to the side wall of the accommodation hole 131 close to one side of the stiff column 1 and is horizontally arranged and coaxially fixed with the rotation gear 314, and the rotation gear 314 is engaged with the driving gear 313. One end of the connecting rod 315, which is far away from the driving gear 313, penetrates into the steel pipe 11 and one end of the connecting rod, which is located in the steel pipe 11, is coaxially fixed with the transmission gear 316, the transmission gear 316 is connected with the linkage assembly 32, when the driving rod 211 is inserted into the insertion hole 13, the driving rod 211 is contacted with the friction cylinder 312 to generate friction, so that the rotating column 311 rotates, the rotating column 311 sequentially drives the driving gear 313, the rotating gear 314, the connecting rod 315 and the transmission gear 316 to rotate, the linkage assembly 32 starts to operate due to the rotation of the transmission gear 316, and the linkage assembly 32 drives the nut 2121 to automatically rotate, so that a worker does not need to additionally screw the nut 2121 on the screw rod 212 to complete the connection of the i-shaped steel beam 2 and the stiff column 1 in the assembling process, and the process does not need to consume time and labor.

Referring to fig. 3, the linkage assembly 32 includes a connecting gear 321, two receiving rods 322 and a fixing rod 323, in the present application, the number of the receiving rods 322 is eight, each two receiving rods are a group and are welded to the side wall of one side of the steel pipe 11, the two receiving rods 322 in a group are distributed along the vertical direction, one end of each receiving rod 322, which is far away from the steel pipe 11, is rotatably connected to the side wall of the connecting gear 321, the connecting gear 321 is engaged with the transmission gear 316, and the fixing rod 323 is fixedly connected between the connecting gear 321 and the nut 2121, when the transmission gear 316 rotates, the rotation of the transmission gear 316 sequentially drives the rotation of the connecting gear 321 and the nut 2121, so that the nut 2121 is automatically and threadedly sleeved on the lead screw 212, and in the assembling process, a worker does not need to additionally screw the nut 2121 on the lead screw 212 to complete the connection of the i-shaped steel beam 2 and the stiff column 1, and the process does not need to be time and labor.

Referring to fig. 1, a support plate 4 and a pair of limiting plates 14 are cast on the side walls of a stiff column 1 through concrete, the two limiting plates 14 are welded and fixed to the top wall of the support plate 4, and an i-beam 2 is positioned between the two limiting plates 14. When the I-shaped steel beam 2 needs to be installed, the I-shaped steel beam 2 is placed in the supporting plate 4 and pushed into the space between the two limiting plates 14, the driving rod 211 is automatically aligned to the jack 13, the screw rod 212 is automatically aligned to the through hole 12, manual extra alignment is not needed, the operation is convenient, the supporting plate 4 has a certain supporting effect on the I-shaped steel beam 2, and therefore a worker can spend less force on supporting the I-shaped steel beam 2.

Referring to fig. 5, a plurality of placing holes 43 are formed in the top wall of the supporting plate 4, in the present embodiment, three placing holes 43 are formed in the single supporting plate 4, the three placing holes 43 are sequentially arranged in the direction away from the rigid column 1, locking rods 431 are inserted into the placing holes 43 in an adaptive manner, first springs 432 are welded between one ends of the locking rods 431, which are close to the hole bottoms of the placing holes 43, and the hole bottoms of the placing holes 43, locking holes 22 corresponding to the placing holes 43 one to one are formed in the bottom wall of the i-shaped steel beam 2, after the i-shaped steel beam 2 is connected with the rigid column 1, the locking holes 22 and the placing holes 43 are coaxial at the moment, and then the locking rods 431 are automatically inserted into the locking holes 22 through the elastic force of the first springs 432, so that the i-shaped steel beam 2 and the supporting plate 4 are locked, and the stability of connection of the i-shaped steel beam 2 and the rigid column 1 is further improved.

Referring to fig. 5, be provided with between backup pad 4 and the check lock 431 and block subassembly 5, when I-steel roof beam 2 did not push in between two limiting plates 14, block subassembly 5 and can block the gag lever post completely to placing in the hole 43 to be convenient for push I-steel roof beam 2 between two limiting plates 14 next, and then need not the staff and additionally press the check lock 431 back completely to placing in the hole 43 with the hand, the simple operation.

The blocking assembly 5 comprises a push rod 51, a second spring 52 and a baffle plate 53, a blocking hole 41 is formed in the supporting plate 4, the blocking hole 41 is communicated with the placing hole 43, one end, close to the stiff column 1, of the blocking hole 41 penetrates through the side wall of the supporting plate 4, and the baffle plate 53 is inserted into the blocking hole 41 in an adaptive mode and can slide along the horizontal direction. The top wall of the support plate 4 is provided with a sliding hole 42, the sliding hole 42 is communicated with the blocking hole 41, one end of the sliding hole 42 close to the stiff column 1 penetrates through the side wall of the support plate 4, the push rod 51 is welded to the side wall of the baffle plate 53 close to one side of the stiff column 1 and penetrates through the sliding hole 42, the second spring 52 is connected between the stiff column 1 and the push rod 51, the top wall of the baffle plate 53 is provided with communicating holes 531 corresponding to the placing holes 43 one by one, when the i-shaped steel beam 2 is not pushed between the two limit plates 14, the baffle plate 53 slides to one side far away from the stiff column 1 through the elastic force of the second spring 52, at the moment, the communicating holes 531 and the placing holes 43 are not in the same axis, therefore, the locking rod 431 is completely pressed into the placing holes 43, the top wall of the locking rod 431 is abutted against the bottom wall of the baffle plate 53, and the i-shaped steel beam 2 is convenient to be pushed between the two limit plates 14.

Referring to fig. 5, the side wall of the stiff column 1 is provided with a receiving hole 15, and the receiving hole 15 facilitates the receiving of the push rod 51, so that the web 21 can completely abut against the side wall of the stiff column 1; the second spring 52 is connected between the punching hole of the accommodating hole 15 and the push rod 51, when the i-beam 2 is pushed between the two limiting plates 14 and when the web plate 21 abuts against the push rod 51, the push rod 51 will also move towards the stiff column 1 because the i-beam 2 moves towards the stiff column 1, then the second spring 52 will be compressed, the movement of the push rod 51 drives the baffle plate 53 to move towards the stiff column 1 until the push rod 51 is completely accommodated in the accommodating hole 15, at this time, the communication hole 531 and the accommodating hole 43 will be coaxial, then the locking rod 431 will automatically insert into the locking hole 22 through the elastic force of the first spring 432, thereby locking the i-beam 2 and the support plate 4, and further improving the stability of the connection of the i-beam 2 and the stiff column 1.

Referring to fig. 5, one end of the support plate 4, which is far away from the stiff column 1, is hinged with a connecting plate 6, a clamping groove 61 is formed in a side wall of one side, which is close to the support plate 4, of the connecting plate 6, a clamping block 44 is welded to a side wall of one side, which is close to the connecting plate 6, of the support plate 4, and when the length of the i-shaped steel beam 2 is larger than that of the support plate 4, the clamping block 44 is inserted into the clamping groove 61 in an interference manner, so that the connecting plate 6 and the support plate 4 are in the same plane, the i-shaped steel beam 2 is placed on the connecting plate 6, and the part, which exceeds the support plate 4, of the i-shaped steel beam 2 is supported to some extent.

Referring to fig. 5 and 6, the fixing block 7 is poured on the side wall of the stiff column 1 through concrete, the fixing block 7 is located under the support plate 4, the top wall of the fixing block 7 is hinged to the sleeve 71, the screw 72 is connected to the inner thread of one end, far away from the fixing block 7, of the sleeve 71, the threaded hole 62 is formed in the side wall of one side, far away from the support plate 4, of the connecting plate 6, when the length of the i-shaped steel beam 2 is smaller than or equal to that of the support plate 4, the screw 72 is connected in the threaded hole 62 in a threaded mode, the connecting plate 6 is not required to be placed in the air, and the stability of the support plate 4 for the i-shaped steel beam 2 is further improved.

The implementation principle of the fabricated building steel beam structure of the embodiment of the application is as follows: when the I-shaped steel beam 2 is required to be connected with the stiff column 1, the driving rod 211 is aligned with the jack 13 and inserted into the jack 13, and meanwhile, the screw rod 212 is also inserted into the through hole 12; in the inserting process of the driving rod 211, the driving rod 211 contacts with the friction cylinder 312 to generate friction, so that the rotating column 311 rotates, the rotation of the rotating column 311 sequentially drives the driving gear 313, the rotating gear 314, the connecting rod 315 and the transmission gear 316 to rotate, the rotation of the transmission gear 316 sequentially drives the connecting gear 321 and the nut 2121 to rotate, so that the nut 2121 is automatically sleeved on the screw rod 212 in a threaded manner, and further, in the assembling process, a worker does not need to additionally screw the nut 2121 on the screw rod 212 to complete the connection of the i-shaped steel beam 2 and the stiff column 1, and the process does not need to consume time and labor.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an assembled housing construction steel beam structure, includes strength nature post (1) and I-shaped steel roof beam (2), strength nature post (1) sets up to cavity, just strength nature post (1) inside fixed steel pipe (11), its characterized in that of being provided with: a driving rod (211) and a screw rod (212) are arranged on the side wall of the I-shaped steel beam (2), a through hole (12) and an insertion hole (13) are formed in the outer side wall of the stiff column (1) in a penetrating mode, the through hole (12) and the insertion hole (13) are both formed in the steel pipe (11) in a penetrating mode, the screw rod (212) is arranged in the through hole (12) in a penetrating mode, the driving rod (211) is arranged in the insertion hole (13) in a penetrating mode, a nut (2121) is sleeved on one end of the screw rod (212) located in the steel pipe (11) in a threaded mode, and a locking mechanism (3) is arranged between the nut (2121) and the driving rod (211);

locking mechanism (3) include drive assembly (31) and linkage assembly (32), drive assembly (31) are located in jack (13) and with linkage assembly (32) are connected, linkage assembly (32) are kept away from the one end of drive assembly (31) with nut (2121) are connected, work as actuating lever (211) to when inserting in jack (13) and establishing, drive assembly (31) operation and drive linkage assembly (32) operation, the operation of linkage assembly (32) drives nut (2121) rotates.

2. A fabricated building steel beam structure according to claim 1, wherein: the lateral wall of I-steel roof beam (2) is fixed and is provided with web (21), actuating lever (211) with lead screw (212) fixed connection in the lateral wall of web (21).

3. A fabricated building steel beam structure according to claim 2, wherein: the driving assembly (31) comprises a rotating column (311), a friction cylinder (312), a driving gear (313), a rotating gear (314), a connecting rod (315) and a transmission gear (316), a containing hole (131) is formed in the side wall of the jack (13), the rotating column (311) is rotatably connected into the containing hole (131), the friction cylinder (312) is sleeved on the rotating column (311), the driving gear (313) is coaxially fixed with the rotating column (311), the connecting rod (315) is rotatably connected with the side wall of the containing hole (131) and coaxially fixed with the rotating gear (314), the rotating gear (314) is meshed with the driving gear (313), one end, far away from the driving gear (313), of the connecting rod (315 penetrates through the stiff column (1) and the steel pipe (11) and extends into the steel pipe (11), one end of the connecting rod (315) located in the steel pipe (11) is coaxially fixed with the transmission gear (316), and the transmission gear (316) is connected with the linkage assembly (32).

4. A fabricated building steel beam structure according to claim 3, wherein: linkage subassembly (32) are including connecting gear (321), adapting rod (322) and dead lever (323), adapting rod (322) with the inner wall fixed connection of steel pipe (11), adapting rod (322) are kept away from the one end of steel pipe (11) with connecting gear (321) rotate and are connected, connecting gear (321) with drive gear (316) mesh mutually, dead lever (323) fixed connection in connecting gear (321) with between the nut (2121).

5. A fabricated building steel beam structure according to claim 1, wherein: the lateral wall of strength nature post (1) is fixed and is provided with backup pad (4), the lateral wall of strength nature post (1) is fixed and is provided with a pair of limiting plate (14), just limiting plate (14) are fixed in the roof of backup pad (4), I-steel roof beam (2) are located two between limiting plate (14).

6. A fabricated building steel beam structure according to claim 5, wherein: the roof of backup pad (4) has seted up a plurality of holes (43) of placing, it is equipped with check lock pole (431) to place hole (43) interpolation, the end wall of check lock pole (431) with be connected with first spring (432) between the hole bottom of placing hole (43), a plurality of locking holes (22) have been seted up to the diapire of I-shaped steel roof beam (2), check lock pole (431) insert establish to in locking hole (22), backup pad (4) with be provided with between check lock pole (431) and block subassembly (5).

7. A fabricated building steel beam structure according to claim 6, wherein: the blocking assembly (5) comprises a push rod (51), a second spring (52) and a baffle plate (53), a blocking hole (41) is formed in the support plate (4), the blocking hole (41) is communicated with the placing hole (43), one end, close to the stiff column (1), of the blocking hole (41) penetrates through the side wall of the support plate (4), the baffle plate (53) is inserted into the blocking hole (41), a communicating hole (531) is formed in the top wall of the baffle plate (53) in a penetrating mode, the communicating hole (531) and the placing hole (43) are coaxial, the locking rod (431) penetrates through the communicating hole (531), a sliding hole (42) is formed in the top wall of the support plate (4), the sliding hole (42) is communicated with the blocking hole (41), the push rod (51) is fixed on the side wall of the baffle plate (53) and penetrates through the sliding hole (42), the second spring (52) is connected between the stiff column (1) and the push rod (51).

8. A fabricated building construction steel beam structure according to claim 7, wherein: the side wall of the stiff column (1) is provided with a containing hole (15), the second spring (52) is connected between the bottom of the containing hole (15) and the push rod (51), and the push rod (51) is completely contained in the containing hole (15).

9. A fabricated building steel beam structure according to claim 5, wherein: the lateral wall of backup pad (4) articulates there is connecting plate (6), draw-in groove (61) have been seted up to the lateral wall of connecting plate (6), the lateral wall of backup pad (4) is fixed to be provided with fixture block (44), works as the length of I-steel girder (2) is greater than when the length of backup pad (4), fixture block (44) interference is inserted and is established extremely in draw-in groove (61), I-steel girder (2) place in on connecting plate (6).

10. A fabricated building construction steel beam structure according to claim 9, wherein: the fixed block (7) that is provided with of lateral wall of strength nature post (1), the roof of fixed block (7) articulates there is sleeve (71), sleeve (71) internal thread connection has screw rod (72), screw hole (62) have been seted up to the lateral wall of connecting plate (6), works as the length of I-shaped steel roof beam (2) is less than or equal to when the length of backup pad (4), screw rod (72) threaded connection in screw hole (62).