CN114382178A - Conveniently carry out building steel construction that different angles are connected - Google Patents

Abstract

The invention relates to the field of building materials, in particular to a building steel structure convenient for connection at different angles, which comprises a pile foundation, wherein a connecting structure is connected onto the pile foundation, an adjusting structure is connected onto the connecting structure, a protective structure is connected onto the connecting structure, a clamping structure is connected onto the connecting structure, a driving structure is connected onto the clamping structure, the steel structure can be connected with a plurality of steel pipes at different angles through the arrangement of the connecting structure, so that the building of the steel structure under special conditions is met, the angles of the connecting structure can be conveniently adjusted through the arrangement of the adjusting structure, the steel structure and the steel pipes can be conveniently connected at different angles, and the arrangement of the protective structure can play a protective role on the adjusting structure and prevent the adjusting structure from moving when no-man operates.

Description

Conveniently carry out building steel construction that different angles are connected

Technical Field

The invention relates to the field of building materials, in particular to a building steel structure convenient for connection at different angles.

Background

The steel structure is the structure of constituteing by steel material, is one of main building structure type, and the structure mainly comprises girder steel, steel column, steel truss etc. that shaped steel and steel sheet etc. were made, when building, often can build the external frame through the steel structure, carries out the piling up of cement and concrete and fragment of brick on the frame basis to the final completion building of building.

And current steel construction, it is fixed structure usually, so connection angle often also is fixed, uncontrollable, unique when the building design, when having the edges and corners of special angle, just be not convenient for adjust the connection angle of steel construction and steel pipe according to the building shape, need specially customize the steel construction coupling assembling that can connect the steel pipe with different angles, consequently when in-service use, can't adjust the connection angle with the steel pipe and make the steel construction use inconvenient when setting up the special building of shape.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a building steel structure which is convenient for connection at different angles.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a conveniently carry out building steel construction that different angles are connected, includes the pile foundation, be connected with connection structure on the pile foundation, the last regulation structure that is connected with of connection structure, the last protective structure that is connected with of connection structure, the last centre gripping structure that is connected with of connection structure, the last drive structure that is connected with of centre gripping structure.

Specifically, connection structure includes the fixing base, fixedly connected with fixing base on the pile foundation, the fixing base rotates and is connected with six connecting rods, six three connecting seats of fixedly connected with on the connecting rod, it is three the spread groove has all been seted up on the connecting seat.

It is specific, six the connecting rod respectively with the both ends fixed connection of three connecting seat, it is three the connecting seat is located the one end that the fixing base deviates from the pile foundation respectively and the both ends that the fixing base is located the pile foundation both sides.

Specifically, adjust the structure and include the recess, three recess has been seted up on the fixing base, it is three all rotate on the inner wall of recess and be connected with the bull stick, it is three equal fixedly connected with worm on the bull stick, it is three equal fixedly connected with worm wheel on the connecting seat, it is three the worm meshes with three worm wheel mutually respectively.

Specifically, three through-holes have been seted up on the fixing base, it is three equal fixedly connected with stopper on the inner wall of through-hole, it is three the bull stick rotates respectively to be connected in three stopper, and three equal fixedly connected with knob on the bull stick.

Specifically, protective structure includes the spout, three spout has been seted up on the fixing base, and is three equal fixedly connected with pivot, three on the inner wall of spout all rotate in the pivot and be connected with the pendulum rod, it is three equal sliding connection has the bullet piece on the inner wall of spout, it is three the one end of the equal fixed connection spring of bullet piece, it is three the other end of spring respectively with the inner wall fixed connection of three spout.

It is specific, three equal fixedly connected with protective cover on the pendulum rod, it is three the knob is located the inside of three protective cover respectively, and is three the one end that the bullet piece deviates from three spring is the cambered surface.

Specifically, the clamping structure includes the spacing groove, and is three spacing groove, nine have all been seted up on the inner wall of spread groove equal sliding connection has a slide bar, nine on the inner wall of spacing groove equal fixedly connected with rubber pad on the slide bar, it is three all set up the screw on the connecting seat.

Specifically, nine the spacing groove is distributed in the inside of three spread groove in annular array, and is three the screw is connected with three spacing groove in nine spacing grooves respectively.

Specifically, the drive structure includes the horizontal pole, and is three equal sliding connection has three horizontal pole, nine on the inner wall of spread groove the three disc of fixedly connected with on the horizontal pole, nine equal fixedly connected with rotates the seat on horizontal pole and nine slide bars, eighteen it is connected with nine regulation poles to rotate on the seat, nine the both ends of adjusting the pole rotate the seat with eighteen respectively and are connected.

The invention has the beneficial effects that:

(1) according to the building steel structure convenient for different-angle connection, the steel structure can be connected with the plurality of steel pipes at different angles through the arrangement of the connecting structure, so that the building of the steel structure under special conditions is met, namely, the three connecting seats are connected on the fixing seat, and the three connecting seats are connected with the fixing seat in a rotating mode through the connecting rods at two sides to achieve relative rotation with the fixing seat, so that after the fixing seat is fixed through the pile foundation, the three connecting seats can be connected with the steel pipes at different angles through adjusting the angles of the three connecting seats, and the building of an external steel structure frame when the shape of a building is special is met.

(2) The building steel structure convenient for different-angle connection is characterized in that the angle of the connecting structure is convenient to adjust through the arrangement of the adjusting structure, so that the steel structure is convenient to be connected with a steel pipe at different angles, namely three rotating rods can be respectively driven to rotate by rotating three knobs, each rotating rod can drive a corresponding worm to rotate when rotating, the worm can drive a corresponding worm wheel to rotate after rotating, and the three worm wheels are only partially fixed on three connecting seats respectively, so that the worm can rotate within a certain angle range, one connecting seat connected with the worm wheel is driven to rotate after the worm wheel rotates, the angle of the connecting seat relative to the fixing seat is changed after the connecting seat rotates, the connection between the steel pipe and the steel pipe at different angles is realized, and the worm drives the worm wheel to rotate easily, otherwise then for hard process, the worm wheel is difficult to drive the worm and rotates promptly, consequently under the condition of not manually rotating the knob, the bull stick can not rotate, and finally worm wheel and connecting seat also can not rotate.

(3) The building steel structure convenient for different-angle connection can protect an adjusting structure by arranging the protection structure, and prevent the adjusting structure from moving when no one operates, namely each rotating rod is positioned in one through hole, the limiting block is connected with the rotating rod and plays a role of reducing the rotating resistance of the rotating rod, one end of the rotating rod, which is positioned outside a fixed seat, is connected with a knob, the rotation of the knob can finally enable a corresponding connecting seat to rotate, and in order to enable the knob to rotate only under the condition of being stirred by a user and not to be easily touched under the natural condition, the protection cover is arranged outside each knob, the protection of the protection cover enables three knobs not to be contacted with the outside, so that the connecting seats can not be touched under the natural condition, the connecting seats can keep the angles of the connecting seats, and when the angles of the connecting seats need to be adjusted, only the corresponding protection covers need to be opened, and then rotate the knob, and in the course of opening the protective cover, only need hand to hold between the fingers the protective cover, make the protective cover use the spindle to rotate as the axle afterwards, because every protective cover is connected with a pendulum rod correspondingly, and the pendulum rod rotates with the corresponding spindle to be connected, therefore only need to rotate the protective cover, can drive protective cover and pendulum rod that links to each other to rotate around the spindle together, thus make the protective cover open, can rotate the knob at this moment, thus control the angle of the connecting seat, and in the course of opening the protective cover, protective cover and pendulum rod rotate around the spindle together, in this course, one end deviating from the protective cover of the pendulum rod will support the bullet, along with the rotation of the pendulum rod, the pendulum rod will constantly squeeze the bullet, make the bullet slide in the concrete chute, make the bullet squeeze the spring and make the spring compressed at the same time, therefore the protective cover can receive the elastic resistance from the spring in the course of opening, when loosening the protective cover, the elasticity of spring can make the bullet piece reset, and then makes pendulum rod and protective cover reset to make under unmanned operation's the condition, the protective cover can cover the knob all the time.

(4) The invention relates to a building steel structure convenient for connection at different angles, which can be conveniently connected with a steel pipe by arranging a clamping structure, namely, three sliding rods are connected on the inner wall of a connecting groove on each connecting seat in a sliding way, rubber pads capable of increasing the friction force between the three sliding rods and the steel pipe are connected on the three sliding rods, and the three sliding rods are distributed in an annular array way, so that when the steel pipe is inserted into the connecting groove on the connecting seat, only the three sliding rods need to slide outwards from a limiting groove to enable the three rubber pads to tightly abut against the outer wall of the steel pipe together, the connection between the steel pipe and the connecting seat can be realized, when the three sliding rods and the three rubber pads abut against the steel pipe together, bolts with corresponding sizes can be screwed into screw holes on the connecting seat, and the tail ends of the bolts can enter into the limiting groove after being screwed into the screw holes, so that the sliding rod can not slide back to the original position in the limiting groove, one end of the sliding rod corresponding to the screw hole is propped against by the bolt in the screw hole, the other end of the sliding rod is propped against the steel pipe through the rubber pad, the sliding rod is fixed, and the steel pipe is also fixed in the connecting groove on the connecting seat; the driving structure is arranged, so that the clamping structure can be easily driven, the steel pipe is clamped and fixed, the steel pipe is connected with the connecting structure, namely when the steel pipe is connected with the connecting seat, the steel pipe inserted into the connecting seat is required to be inserted into the connecting groove on the connecting seat, the steel pipe inserted into the connecting groove can abut against the three cross rods connected with the disc, the three cross rods can slide on the inner wall of the connecting groove, therefore, the three cross rods can be continuously driven to slide on the inner wall of the connecting groove along with the continuous insertion of the steel pipe, the connecting rod can be driven to slide in the fixed sleeve in the moving process of the three cross rods and the disc, because the side surface of the connecting rod is connected with the three rotating seats, the three rotating seats are also connected with the three sliding rods, the adjusting rod is also connected between every two rotating seats, therefore, along with the continuous sliding of the connecting rod to the fixed sleeve, the three rotating seats on the connecting rod move, and further, the three adjusting rods move, thereby drive three on the three slide bar and rotate the seat and remove, thereby drive three slide bar and remove, the connecting rod constantly slides to fixed cover inside along with the steel pipe inserts to the spread groove, the slip of connecting rod will drive three slide bar and slide to the lateral wall of steel pipe together, thereby finally support the steel pipe and press from both sides tightly, and bolt precession screw can avoid one of them slide bar to reset, and then just also make regulation pole and connecting rod unable reseing, and then make three slide bar support the steel pipe and unable removal through the rubber pad together, thereby realize pressing from both sides tight effect.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of the overall structure of a preferred embodiment of a construction steel structure provided by the present invention to facilitate connection at different angles;

fig. 2 is a schematic view of a connection structure of the pile foundation and the connection structure shown in fig. 1;

FIG. 3 is an exploded view of the connection structure of the connection holder and the knob shown in FIG. 1;

FIG. 4 is a schematic view of a connection structure between the connecting base and the driving structure shown in FIG. 2;

FIG. 5 is a schematic view of the connecting structure of the connecting socket and the clamping structure shown in FIG. 3;

FIG. 6 is a schematic view of the connection structure between the screw hole and the driving structure shown in FIG. 5;

fig. 7 is a schematic view of a connection structure between the fixing base and the protection structure shown in fig. 1.

In the figure: 1. pile foundation, 2, connection structure, 21, a fixed seat, 22, a connecting seat, 23, a connecting groove, 24, a connecting rod, 3, an adjusting structure, 31, a groove, 32, a worm wheel, 33, a rotating rod, 34, a worm, 35, a knob, 36, a through hole, 37, a limiting block, 4, a protecting structure, 41, a protecting cover, 42, a swinging rod, 43, a rotating shaft, 44, a sliding groove, 45, an elastic block, 46, a spring, 5, a clamping structure, 51, a screw hole, 52, a sliding rod, 53, a rubber pad, 54, a limiting groove, 6, a driving structure, 61, a fixed sleeve, 62, a connecting rod, 63, a rotating seat, 64, an adjusting rod, 65, a disc, 66 and a cross rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, the building steel structure convenient for connection at different angles comprises a pile foundation 1, wherein the pile foundation 1 is connected with a connecting structure 2, the connecting structure 2 is connected with an adjusting structure 3, the connecting structure 2 is connected with a protective structure 4, the connecting structure 2 is connected with a clamping structure 5, and the clamping structure 5 is connected with a driving structure 6.

Specifically, connection structure 2 includes fixing base 21, fixedly connected with fixing base 21 on the pile foundation 1, fixing base 21 rotates and is connected with six connecting rods 24, six on the connecting rod 24 three connecting seat 22 of fixedly connected with, three connecting groove 23 has all been seted up on the connecting seat 22.

Specifically, six connecting rod 24 respectively with three connecting seat 22's both ends fixed connection, it is three connecting seat 22 is located the one end that fixing base 21 deviates from pile foundation 1 and fixing base 21 is located the both ends at pile foundation 1 both sides respectively.

Specifically, adjust structure 3 and include recess 31, three recess 31 has been seted up on fixing base 21, it is three all rotate on the inner wall of recess 31 and be connected with bull stick 33, it is three equal fixedly connected with worm 34 on the bull stick 33, it is three equal fixedly connected with worm wheel 32 on the connecting seat 22, it is three worm 34 meshes with three worm wheel 32 respectively mutually.

Specifically, three through-hole 36 has been seted up on fixing base 21, it is three equal fixedly connected with stopper 37, three on the inner wall of through-hole 36 the bull stick 33 rotates respectively to be connected in three stopper 37, and is three equal fixedly connected with knob 35 on the bull stick 33.

Specifically, protective structure 4 includes spout 44, three spout 44 has been seted up on fixing base 21, it is three equal fixedly connected with pivot 43, three on the inner wall of spout 44 all rotate on pivot 43 and be connected with pendulum rod 42, it is three equal sliding connection has bullet piece 45, three on the inner wall of spout 44 the one end of the equal fixed connection spring 46 of bullet piece 45, it is three the other end of spring 46 respectively with the inner wall fixed connection of three spout 44.

Specifically, it is three equal fixedly connected with protective cover 41 is gone up to the pendulum rod 42, and is three the knob 35 is located the inside of three protective cover 41 respectively, and is three the one end that the bullet piece 45 deviates from three spring 46 is the cambered surface.

Specifically, clamping structure 5 includes spacing groove 54, and three spacing groove 54 has all been seted up on the inner wall of three connecting groove 23, nine equal sliding connection has slide bar 52 on the inner wall of spacing groove 54, nine all fixedly connected with rubber pad 53 on the slide bar 52, three screw 51 has all been seted up on connecting seat 22.

Specifically, nine limiting grooves 54 are distributed in the three connecting grooves 23 in an annular array, and the three screw holes 51 are respectively connected with three limiting grooves 54 of the nine limiting grooves 54.

Specifically, drive structure 6 includes horizontal pole 66, and is three equal sliding connection has three horizontal pole 66, nine on the inner wall of spread groove 23 the three disc 65 of fixedly connected with on the horizontal pole 66, nine equal fixedly connected with rotates seat 63 on horizontal pole 66 and the nine slide bars 52, eighteen it is connected with nine regulation poles 64, nine to rotate on the rotation seat 63 the both ends of adjusting pole 64 rotate with eighteen rotation seats 63 respectively and are connected.

When the steel pipe external steel structure frame is used, firstly, the three connecting seats 22 are connected to the fixed seat 21, and the three connecting seats 22 are connected with the connecting rods 24 in a rotating mode at two sides to realize relative rotation with the fixed seat 21, so that after the fixed seat 21 is fixed through the pile foundation 1, the steel pipe external steel structure frame can be connected with steel pipes at different angles by adjusting the angles of the three connecting seats 22, and the building of an external steel structure frame in a special building shape is met; three rotating rods 33 can be driven to rotate by rotating three knobs 35, respectively, and when each rotating rod 33 rotates, can drive a corresponding worm 34 to rotate, and after the worm 34 rotates, can drive a corresponding worm wheel 32 to rotate, and only a part of the three worm wheels 32, and are respectively fixed to the three connection seats 22, so that the worm wheel 32 can rotate within a certain angle range by the rotation of the worm 34, and after the worm wheel 32 rotates, namely, one connecting seat 22 connected with the connecting seat is driven to rotate, after the connecting seat 22 rotates, the angle of the connecting seat relative to the fixed seat 21 changes, thereby realizing the connection with the steel pipe from different angles, and the worm 34 drives the worm wheel 32 to rotate, which is easy to realize, otherwise, the process is laborious, that is, the worm wheel 32 is difficult to drive the worm 34 to rotate, so that the rotating rod 33 cannot rotate without manually rotating the knob 35, and finally the worm wheel 32 and the connecting seat 22 cannot rotate; each rotating rod 33 is positioned in one through hole 36, the limiting block 37 is connected with the rotating rod 33 to play a role in reducing the rotation resistance of the rotating rod 33, one end of the rotating rod 33, which is positioned outside the fixed seat 21, is connected with the knob 35, the rotation of the knob 35 finally enables the corresponding connecting seat 22 to rotate, and in order to enable the knob 35 to rotate only under the condition that a user dials, the knob is not easy to be touched under the natural condition, therefore, a protective cover 41 is arranged outside each knob 35, the protective cover 41 protects the three knobs 35 from being contacted with the outside, the three knobs are not touched under the natural condition, the connecting seat 22 can keep the angle thereof, when the angle of the connecting seat 22 needs to be adjusted, only the corresponding protective cover 41 needs to be opened, the knob 35 can be rotated, and in the process of opening the protective cover 41, only the protective cover 41 needs to be pinched by hand, and then the protective cover 41 rotates by taking the rotating shaft 43 as the shaft, because each protective cover 41 is correspondingly connected with a swing rod 42, and the swing rods 42 are rotationally connected with corresponding rotating shafts 43, the protective cover 41 and the swing rods 42 connected with the protective cover 41 can be driven to rotate around the rotating shafts 43 by only rotating the protective cover 41, so that the protective cover 41 is opened, at the moment, the knob 35 can be rotated, so as to control the angle of the connecting seat 22, in the process of opening the protective cover 41, the protective cover 41 and the swing rods 42 rotate around the rotating shafts 43 together, in the process, one end of the swing rods 42, which is far away from the protective cover 41, can support the elastic blocks 45, along with the rotation of the swing rods 42, the swing rods 42 can continuously press the elastic blocks 45, so that the elastic blocks 45 slide in the sliding grooves 44, and meanwhile, the elastic blocks 45 press the springs 46 to compress the springs 46, so that the protective cover 41 can be subjected to elastic resistance from the springs 46 in the opening process, when the protective cover 41 is loosened, the elastic force of the springs 46 can cause the elastic blocks 45 to reset, the swing rod 42 and the protective cover 41 are reset, so that the protective cover 41 can cover the knob 35 all the time under the condition of no operation by a person; because the inner wall of the connecting groove 23 on each connecting seat 22 is connected with three sliding rods 52 in a sliding manner, the three sliding rods 52 are connected with rubber pads 53 capable of increasing the friction force between the three sliding rods 52 and the steel pipe, and the three sliding rods 52 are distributed in an annular array, when the steel pipe is inserted into the connecting groove 23 on the connecting seat 22, only the three sliding rods 52 need to slide outwards from the limiting grooves 54, so that the three rubber pads 53 tightly abut against the outer wall of the steel pipe, the connection between the steel pipe and the connecting seat 22 can be realized, when the three sliding rods 52 abut against the steel pipe together with the three rubber pads 53, bolts with corresponding sizes can be screwed into the screw holes 51 on the connecting seat 22, after the bolts are screwed into the screw holes 51, the tail ends of the bolts can enter the limiting grooves 54, so that the sliding rods 52 cannot slide back to the original positions in the limiting grooves 54, and at the moment, one sliding rod 52 corresponding to the screw hole 51 abuts against the bolts in the screw holes 51, the other end is abutted against the steel pipe through a rubber pad 53, at the moment, the sliding rod 52 is fixed, and the steel pipe is also fixed in the connecting groove 23 on the connecting seat 22; when the steel pipe is connected with the connecting seat 22, the steel pipe inserted into the connecting groove 23 on the connecting seat 22 will abut against the three cross bars 66 connected with the disc 65, the three cross bars 66 can slide on the inner wall of the connecting groove 23, so the three cross bars 66 can be continuously driven to slide on the inner wall of the connecting groove 23 along with the continuous insertion of the steel pipe, and the connecting rod 62 can be driven to slide in the fixing sleeve 61 during the movement of the three cross bars 66 and the disc 65, because the three rotating seats 63 are connected to the side surface of the connecting rod 62, and the three sliding rods 52 are also connected with one rotating seat 63, and an adjusting rod 64 is connected between every two rotating seats 63, so the three rotating seats 63 on the connecting rod 62 move along with the continuous sliding of the connecting rod 62 in the fixing sleeve 61, and further the three adjusting rods 64 move, thereby driving the three rotating seats 63 on the three sliding rods 52 to move, thereby driving the three sliding rods 52 to move, that is, the connecting rod 62 continuously slides towards the inside of the fixing sleeve 61 along with the insertion of the steel pipe into the connecting groove 23, the sliding of the connecting rod 62 drives the three sliding rods 52 to slide towards the side wall of the steel pipe together, thereby finally abutting and clamping the steel pipe, and the screwing of the bolt into the screw hole 51 can prevent one of the sliding rods 52 from resetting, so that the adjusting rod 64 and the connecting rod 62 can not reset, and further the three sliding rods 52 abut against the steel pipe together through the rubber pad 53 and can not move, thereby realizing the clamping effect.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a conveniently carry out building steel construction that different angles are connected which characterized in that: including pile foundation (1), be connected with connection structure (2) on pile foundation (1), be connected with on connection structure (2) and adjust structure (3), be connected with protective structure (4) on connection structure (2), be connected with clamping structure (5) on connection structure (2), be connected with drive structure (6) on clamping structure (5).

2. The building steel structure convenient for different-angle connection according to claim 1, characterized in that: connection structure (2) are including fixing base (21), fixedly connected with fixing base (21) are gone up in pile foundation (1), fixing base (21) are rotated and are connected with six connecting rods (24), six three connecting seat (22) of fixedly connected with are gone up in connecting rod (24), and are three connecting groove (23) have all been seted up on connecting seat (22).

3. The construction steel structure facilitating connection at different angles according to claim 2, wherein: six connecting rod (24) respectively with the both ends fixed connection of three connecting seat (22), three connecting seat (22) are located one end that fixing base (21) deviate from pile foundation (1) respectively and fixing base (21) are located the both ends of pile foundation (1) both sides.

4. The construction steel structure facilitating connection at different angles according to claim 2, wherein: adjust structure (3) and include recess (31), three recess (31) have been seted up on fixing base (21), it is three all rotate on the inner wall of recess (31) and be connected with bull stick (33), it is three equal fixedly connected with worm (34), three on bull stick (33) equal fixedly connected with worm wheel (32), three on connecting seat (22) worm (34) mesh with three worm wheel (32) respectively mutually.

5. The building steel structure convenient for different-angle connection according to claim 4, characterized in that: seted up three through-hole (36) on fixing base (21), it is three equal fixedly connected with stopper (37), three on the inner wall of through-hole (36) bull stick (33) rotate respectively and connect in three stopper (37), and three equal fixedly connected with knob (35) on bull stick (33).

6. The building steel structure facilitating connection at different angles according to claim 5, wherein: protective structure (4) include spout (44), three have been seted up on fixing base (21) equal fixedly connected with pivot (43), three on the inner wall of spout (44) all rotate on pivot (43) and be connected with pendulum rod (42), three equal sliding connection has bullet piece (45), three on the inner wall of spout (44) the one end of the equal fixed connection spring (46) of bullet piece (45), it is three the other end of spring (46) respectively with the inner wall fixed connection of three spout (44).

7. The building steel structure convenient for different-angle connection according to claim 6, characterized in that: it is three equal fixedly connected with protective cover (41) on pendulum rod (42), it is three knob (35) are located the inside of three protective cover (41) respectively, and it is three one end that bullet piece (45) deviate from three spring (46) is the cambered surface.

8. The construction steel structure facilitating connection at different angles according to claim 2, wherein: clamping structure (5) are including spacing groove (54), and it is three all seted up three spacing groove (54) on the inner wall of connecting groove (23), nine equal sliding connection has slide bar (52) on the inner wall of spacing groove (54), nine equal fixedly connected with rubber pad (53) on slide bar (52), it is three screw (51) all are seted up on connecting seat (22).

9. The building steel structure that facilitates connection at different angles according to claim 8, wherein: nine limiting grooves (54) are distributed in the three connecting grooves (23) in an annular array mode, and the three screw holes (51) are connected with three limiting grooves (54) in the nine limiting grooves (54) respectively.

10. The building steel structure that facilitates connection at different angles according to claim 8, wherein: drive structure (6) are including horizontal pole (66), three equal sliding connection has three horizontal pole (66), nine on the inner wall of spread groove (23) horizontal pole (66) are gone up three disc of fixedly connected with (65), nine equal fixedly connected with rotates seat (63), eighteen on horizontal pole (66) and nine slide bar (52) rotate and be connected with nine regulation pole (64), nine rotate on rotating seat (63) and be connected with eighteen rotation seat (63) rotation respectively with eighteen at the both ends of adjusting pole (64).

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