CN111498673B

CN111498673B - Steel structure truss installation and construction all-in-one machine

Info

Publication number: CN111498673B
Application number: CN202010310589.0A
Authority: CN
Inventors: 黄伟; 付子豪
Original assignee: Hangxiao Steel Structure Hebei Construction Co ltd
Current assignee: Hangxiao steel structure (Hebei) Construction Co., Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-11-26
Anticipated expiration: 2040-04-20
Also published as: CN111498673A

Abstract

The invention relates to a steel structure truss installation and construction all-in-one machine, which comprises a connecting ring, a hoisting rope, a fixing buckle, a positioning mechanism, a locking mechanism and a connecting mechanism, wherein the upper end of the connecting ring is connected with a hoisting hook, the lower end of the connecting ring is connected with the hoisting rope, the outer wall of the hoisting rope is sleeved with the positioning mechanism, the top of the positioning mechanism is provided with the locking mechanism, the two positioning mechanisms are connected and fixed through the connecting mechanism, the bottom of the hoisting rope is connected to an arc-shaped rod of a truss through the fixing buckle, the upper end of a hinged support is respectively hinged with a first semicircular clamping plate and a second semicircular clamping plate, the inner walls of the first semicircular clamping plate and the second semicircular clamping plate are positioned at the outer side of the hoisting rope, and a first rubber strip is embedded into the top of the first semicircular clamping plate. Meanwhile, the system has the characteristics of strong practicability and strong safety.

Description

Steel structure truss installation and construction all-in-one machine

Technical Field

The invention relates to the technical field of steel mechanism installation, in particular to a steel structure truss installation and construction all-in-one machine.

Background

There are many kinds of steel structure bridges on the market, and a truss bridge is one of them. A truss bridge refers to a bridge with trusses as the primary load bearing members of the superstructure. Truss bridges are generally composed of main bridges, upper and lower horizontal longitudinal connecting systems, portal frames and intermediate cross-braces, and deck systems. In the truss, the chord members are members forming the periphery of the truss, and comprise an upper chord member and a lower chord member, wherein the members connecting the upper chord member and the lower chord member are web members, and are divided into inclined members and vertical members according to the directions of the web members. In the installation process of the truss bridge, the alignment and installation work of the truss bridge is all carried out by adopting a hoisting mode of a crane.

And the steel structure truss installation and construction all-in-one machine in the current market has the following problems in the operation process: a. when the traditional steel structure truss installation and construction integrated machine is used for hoisting operation, the hoisting hook of the hoisting machine and the truss are fixedly connected by adopting ropes, and a plurality of ropes are simultaneously acted on the upper end of the truss, but the ropes have certain toughness, so that the truss connected with the bottom of the ropes is easy to shake when the deflection or movement amplitude of the hoisting machine is too large in the hoisting process, the swing amplitude of the ropes is large, the difficulty is increased for the subsequent alignment process, and the safety is poor; b. because traditional steel structure truss installation and construction all-in-one is at the hoist and mount in-process, the rope length that the truss of equidimension not adopted differs for the rope positioner who appears in the market can not be applicable to the location work of different ropes, leads to its practicality relatively poor.

Disclosure of Invention

In order to solve the problems, the invention provides an integrated machine for installing and constructing a steel structure truss, which can solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a steel structure truss installation and construction integrated machine comprises a connecting ring, a lifting rope, a fixing buckle, positioning mechanisms, locking mechanisms and connecting mechanisms, wherein the upper end of the connecting ring is connected with a lifting hook, the lower end of the connecting ring is connected with the lifting rope, the outer wall of the lifting rope is sleeved with the positioning mechanisms, the locking mechanisms are installed at the tops of the positioning mechanisms, the two positioning mechanisms are fixedly connected through the connecting mechanisms, and the bottoms of the lifting rope are connected to truss arc-shaped rods through the fixing buckle;

the positioning mechanism comprises a hinged support, a first semicircular clamping plate, a first rubber strip, a second rubber strip, a connecting block, a trapezoidal rubber block, a second semicircular clamping plate and a positioning groove, wherein the upper end of the hinged support is hinged with the first semicircular clamping plate and the second semicircular clamping plate respectively, the inner walls of the first semicircular clamping plate and the second semicircular clamping plate are located on the outer side of a lifting rope, the first rubber strip is embedded into the top of the first semicircular clamping plate, the second rubber strip is embedded into the top of the second semicircular clamping plate, a side wall of the first rubber strip, which is located on the second rubber strip, is connected with the connecting block, the connecting groove is formed in the connection part of the inner part of the second rubber strip and the connecting block, the trapezoidal rubber block is bonded on the outer side wall of the first rubber strip and the outer side wall of the second rubber strip, and the positioning groove is formed in the lower position of the trapezoidal rubber block at one end of the first rubber strip and the one end outer side wall of the second rubber strip.

Locking mechanical system includes C type latch segment, trapezoidal extrusion groove, separator plate, V type gyro wheel, connection rope and L type mounting groove, and trapezoidal extrusion groove has been seted up to C type latch segment inner wall symmetry, and trapezoidal extrusion groove is the cooperation structure with the trapezoidal piece of rubber, and the welding has the separator plate to the bottom central point of C type latch segment, and the arc chamfer has been seted up to the corner of separator plate, and V type gyro wheel is installed to the both sides wall symmetry of C type latch segment, and the outer wall of V type gyro wheel has the connection rope around connecing, and the other end of connecting the rope winds to connect and connects adjacent another V type gyro wheel outer wall in the locking mechanical system, be close to fixed buckle one end L type mounting groove has been seted up to the inside of C type latch segment.

Furthermore, the top of the second semicircular clamping plate located at one end of the connecting ring is connected with a limiting baffle through a bolt, the side wall of the limiting baffle is tightly abutted to the outer side wall of the C-shaped locking block, and an unlocking assembly is arranged at the top of the locking mechanism located at one end of the fixing buckle.

Further, the unblock subassembly includes cam, L type inserted bar, gag lever post, first spring and roller, and the cam is installed through the pivot and is put at the top central point of C type latch segment, and the inner wall at L type mounting groove is installed to the gag lever post, and L type inserted bar is located L type mounting groove, and L type inserted bar cup joints two the outer wall of gag lever post, first spring have been cup jointed to the outer wall of gag lever post, and the one end of first spring is supported and is pressed in one side of L type inserted bar, two the top lateral wall of L type inserted bar all is near the outer wall at the cam, and the roller is installed to the bottom one end of L type inserted bar, and the roller is the cooperation structure with the constant head tank.

Further, coupling mechanism includes the hand wheel, drive unit, the rectangle piece of pegging graft, the extrusion gyro wheel, the locating lug, the second spring, the slide bar, the slider, inserting groove and rectangle post, the welding of rectangle piece of pegging graft is in the bottom of free bearing, the inserting groove has been seted up to the inner wall symmetry of rectangle piece of pegging graft, the inside at the rectangle piece of pegging graft is respectively pegged graft at the both ends of rectangle post, the inside central point of rectangle post puts and is provided with drive unit, drive unit's top is connected with the hand wheel, the slide bar is all installed at the inside both ends of rectangle post, the slider is installed in the outer wall cooperation of slide bar, the welding of the inside central point of slider puts the locating lug, the extrusion gyro wheel is installed to the right-hand member of locating lug, the through-hole has been seted up just to be located the left end position of locating lug in the inside of rectangle post, locating lug and inserting groove are the cooperation structure.

Further, the drive unit includes the screw thread drive shaft, the drive disc, the grafting round hole, connect the cylinder, the connecting rod, extrusion stem and fixed sleeve, the screw thread drive shaft passes through screw-thread fit and installs the inside central point in the rectangle post and puts, and the one end of screw thread drive shaft runs through in the top of rectangle post and links to each other with the hand wheel, the welding has the drive disc in the outer wall central point of screw thread drive shaft, the grafting round hole has been seted up to the inside symmetry of drive disc, the inside grafting of grafting round hole has the connection cylinder, connect cylindrical top swing joint has the connecting rod, the other end of connecting rod has the extrusion stem through the round pin hub connection, the extrusion stem is pegged graft in fixed sleeve's inside, fixed sleeve passes through the inner wall of dead lever installation at the rectangle post, the one end cross-section of extrusion stem is isosceles arc triangle, and two arcwall near at the extrusion gyro wheel of extrusion stem one end.

Furthermore, the inner walls of the first semicircular clamping plate and the second semicircular clamping plate are bonded with supporting sponges.

Furthermore, steel balls are embedded in the inner wall of the trapezoidal extrusion groove at equal intervals.

Furthermore, a movable insertion rod is arranged on one side of the hand wheel, and a circular groove is formed in the joint of the outer wall of the rectangular column and the movable insertion rod.

The invention has the beneficial effects that:

1. according to the steel structure truss installation and construction integrated machine, the positioning mechanism is added on the basis of the traditional rope, the swing point of the rope is effectively reduced, the swing amplitude of the rope is small in the process of hoisting the truss, on one hand, the swing amplitude is small, the swing amplitude of the truss is small, the follow-up alignment process is guaranteed, on the other hand, the small swing amplitude enables the stress at the connecting points at the two ends of the rope and the connecting pieces to be relatively dispersed, large pressure is not easily generated on the local part of the rope, namely, the rope is small in abrasion in the hoisting process, the safety of integral hoisting is effectively improved, and meanwhile, the locking process of the positioning mechanism is simple, convenient and easy to operate.

2. According to the steel structure truss installation and construction integrated machine, the positioning mechanisms are connected in series to adjust the length, the steel structure truss installation and construction integrated machine can be effectively suitable for positioning work of ropes with different lengths, the practicability is high, meanwhile, two adjacent positioning mechanisms are fixed through the connecting mechanism, under the action of the connecting mechanism, the firmness of the positioning mechanisms connected in series is effectively guaranteed, and the connecting mechanism is simple and convenient to operate.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged, fragmentary view of region A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged partial schematic view of the area B of FIG. 1 in accordance with the present invention;

FIG. 4 is a partial cross-sectional view taken along line M-M of FIG. 3 in accordance with the present invention;

FIG. 5 is a partial cross-sectional view taken in the direction N-N of FIG. 3 in accordance with the present invention;

FIG. 6 is a side view of the positioning mechanism of the present invention;

FIG. 7 is a cross-sectional view of the coupling mechanism of the present invention;

fig. 8 is a partially enlarged view of region C of fig. 7 according to the present invention.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-8, the steel structure truss installation and construction integrated machine comprises a connecting ring 1, a lifting rope 2, a fixing buckle 3, a positioning mechanism 4, a locking mechanism 5 and a connecting mechanism 6, wherein the upper end of the connecting ring 1 is connected with a lifting hook, the lower end of the connecting ring 1 is connected with the lifting rope 2, the outer wall of the lifting rope 2 is sleeved with the positioning mechanism 4, the locking mechanism 5 is installed at the top of the positioning mechanism 4, the two positioning mechanisms 4 are fixedly connected through the connecting mechanism 6, and the bottom of the lifting rope 2 is connected to a truss arc-shaped rod through the fixing buckle 3;

the positioning mechanism 4 comprises a hinged support 41, a first semicircular clamping plate 42, a first rubber strip 43, a second rubber strip 44, a connecting block 45, a rubber trapezoidal block 46, a second semicircular clamping plate 47 and a positioning groove 48, wherein the upper end of the hinged support 41 is respectively hinged with the first semicircular clamping plate 42 and the second semicircular clamping plate 47, the inner walls of the first semicircular clamping plate 42 and the second semicircular clamping plate 47 are positioned at the outer side of the hoisting rope 2, the first rubber strip 43 is embedded in the top of the first semicircular clamping plate 42, the second rubber strip 44 is embedded in the top of the second semicircular clamping plate 47, one side wall of the first rubber strip 43, which is positioned at the second rubber strip 44, is connected with the connecting block 45, the connecting groove is formed at the connecting part of the inner part of the second rubber strip 44 and the connecting block 45, the rubber trapezoidal block 46 is bonded on the outer side walls of the first rubber strip 43 and the second rubber strip 44, the positioning groove 48 is formed at the lower position of the rubber trapezoidal block 46, according to the actual hoisting rope 2, a plurality of positioning mechanisms 4 are connected in series and are locked and fixed through connecting mechanisms 6, and then limit baffles 4a are installed.

And when the positioning mechanism 4 is locked by the locking mechanism 5, namely the first semicircular clamping plate 42 and the second semicircular clamping plate 47 are combined into a circle, the supporting sponge abuts against the outer wall of the hoisting rope 2 to support the hoisting rope 2.

The connecting mechanism 6 comprises a hand wheel 61, a driving unit 62, a rectangular insertion block 63, a squeezing roller 64, a positioning lug 65, a second spring 66, a sliding rod 67, a sliding block 68, an insertion groove 69 and a rectangular column 60, wherein the rectangular insertion block 63 is welded at the bottom of the hinged support 41, the inner wall of the rectangular insertion block 63 is symmetrically provided with the insertion groove 69, two ends of the rectangular column 60 are respectively inserted inside the rectangular insertion block 63, the driving unit 62 is arranged at the center inside the rectangular column 60, the top of the driving unit 62 is connected with the hand wheel 61, the sliding rod 67 is arranged at two ends inside the rectangular column 60, the sliding block 68 is arranged on the outer wall of the sliding rod 67 in a matching way, the positioning lug 65 is welded at the center inside of the sliding block 68, the squeezing roller 64 is arranged at the right end of the positioning lug 65, a through hole is arranged at the left end of the positioning lug 65 inside the rectangular column 60, and the positioning lug 65 and the insertion groove 69 are in a matching way, during specific work, one end of a rectangular column 60 is inserted into the rectangular insertion block 63 at the bottom of one of the hinged supports 41, the rectangular insertion block 63 at the bottom of the other adjacent hinged support 41 is sleeved on the outer wall of the other end of the rectangular column 60, then a hand wheel 61 is manually rotated to drive the driving unit 62 to work, when the two extrusion rods 626 move backwards, the top arc surface of the extrusion rod 626 is inserted from the gap between the two extrusion rollers 64, so that the two extrusion rollers 64 rotate along the arc surface, the extrusion rollers 64 are subjected to extrusion force generated by the arc surface due to gradual increase of the arc, the extrusion force enables the positioning lug 65 connected with one end of the extrusion roller 64 to move along the through hole, meanwhile, the sliding block 68 moves on the outer wall of the sliding rod 67, the second spring 66 is compressed to generate resilience force, so that the positioning lug 65 enters the insertion groove 69, namely, the splicing work between the two positioning mechanisms 4 is completed, when dismantling, only need through drive unit 62 control two the stripper bar 626 moves in opposite directions for the locating lug 65 resets under the effect of second spring 66 resilience force, and locating lug 65 separates with inserting groove 69, can realize two separation work between the positioning mechanism 4, this mode, and it is a plurality of that can effectual change connecting length between the positioning mechanism 4, thereby be applicable to different length lift by crane the hoist and mount demand of rope 2, the practicality is higher.

The driving unit 62 comprises a threaded driving shaft 621, a driving disc 622, an inserting circular hole 623, a connecting cylinder 624, a connecting rod 625, an extrusion rod 626 and a fixed sleeve 627, the threaded driving shaft 621 is installed at the center position inside the rectangular column 60 through threaded fit, one end of the threaded driving shaft 621 penetrates through the top of the rectangular column 60 to be connected with the hand wheel 61, the driving disc 622 is welded at the center position of the outer wall of the threaded driving shaft 621, the inserting circular hole 623 is symmetrically formed inside the driving disc 622, the connecting cylinder 624 is inserted inside the inserting circular hole 623, the connecting cylinder 624 is movably connected to the top end of the connecting cylinder 624, the other end of the connecting rod 625 is connected with the extrusion rod 626 through a pin shaft, the extrusion rod 626 is inserted inside the fixed sleeve 627, the fixed sleeve 627 is installed on the inner wall of the rectangular column 60 through a fixed rod, the section of one end of the extrusion rod 626 is in the shape of an isosceles arc triangle, and two arc surfaces at one end of the extrusion rod 626 abut against the outer wall of the extrusion roller 64, during specific work, the hand wheel 61 is manually rotated, the hand wheel 61 drives the threaded driving shaft 621 to rotate, the rotated threaded driving shaft 621 drives the driving disc 622 to rotate, so that the driving disc 622 pushes the connecting rod 625, the other end of the connecting rod 625 acts on the bottom of the extrusion rod 626 and generates thrust on the bottom of the extrusion rod 626, and the extrusion rod 626 slides along the fixed sleeve 627 under the action of the thrust, namely, the two extrusion rods 626 move backwards.

A movable insertion rod is arranged on one side of the hand wheel 61, a circular groove is formed in the joint of the outer wall of the rectangular column 60 and the movable insertion rod, and after the two extrusion rods 626 move backwards, the movable insertion rod is manually inserted into the circular groove to lock the position of the hand wheel 61, so that the hand wheel 61 is prevented from rotating.

The locking mechanism 5 comprises a C-shaped locking block 51, trapezoid extrusion grooves 52, a separating plate 53, V-shaped rollers 54, a connecting rope 55 and an L-shaped mounting groove 56, the trapezoid extrusion grooves 52 are symmetrically formed in the inner wall of the C-shaped locking block 51, the trapezoid extrusion grooves 52 and the rubber trapezoid blocks 46 are in a matched structure, the separating plate 53 is welded at the center of the bottom of the C-shaped locking block 51, arc chamfers are formed at the corners of the separating plate 53, the V-shaped rollers 54 are symmetrically arranged on the two side walls of the C-shaped locking block 51, the connecting rope 55 is wound on the outer wall of the V-shaped roller 54, the other end of the connecting rope 55 is wound on the outer wall of the V-shaped roller 54 in the other adjacent locking mechanism 5, the L-shaped mounting groove 56 is formed in the C-shaped locking block 51 close to one end of the fixed buckle 3, and during specific work, the trapezoid extrusion grooves 52 in the C-shaped locking block 51 are manually aligned with the rubber trapezoid blocks 46, sequentially sleeving a plurality of C-shaped locking blocks 51 on the outer walls of the first rubber strip 43 and the second rubber strip 44, installing a limit baffle 4a at one end of the connecting ring 1 at the top of the second semicircular clamping plate 47 through bolts, enabling the side wall of the limit baffle 4a to be tightly leaned on the outer side wall of the C-shaped locking block 51, then manually holding two sides of the C-shaped locking block 51 by hands, and pulling the C-shaped locking block 51 to move on the outer wall of the rubber trapezoidal block 46, on one hand, generating extrusion force on the first rubber strip 43 through the inner side wall of the C-shaped locking block 51, enabling the connecting block 45 to be clamped into the connecting groove, enabling the first rubber strip 43 and the second rubber strip 44 to be connected with each other, realizing locking between the first semicircular clamping plate 42 and the second semicircular clamping plate 47, on the other hand, when any C-shaped locking block 51 moves to a certain degree preliminarily, tightening the connecting rope 55, the other C-shaped locking block 51 is driven to move together, so that a circle is formed by combining the first semicircular clamping plate 42 and the second semicircular clamping plate 47, the first semicircular clamping plate 42 and the second semicircular clamping plate 47 cover the outer wall of the hoisting rope 2, namely the hoisting rope 2 on the inner walls of the first semicircular clamping plate 42 and the second semicircular clamping plate 47 cannot shake, and the hoisting safety is effectively guaranteed.

The top of the second semicircular clamping plate 47 at one end of the connecting ring 1 is connected with a limit baffle 4a through a bolt, the side wall of the limit baffle 4a abuts against the outer side wall of the C-shaped locking block 51, and an unlocking assembly 4b is arranged at the top of the locking mechanism 5 at one end of the fixed buckle 3.

The unlocking assembly 4b comprises a cam 4b1, an L-shaped inserting rod 4b2, a limiting rod 4b3, a first spring 4b4 and a roller shaft 4b5, wherein the cam 4b1 is installed at the top center position of a C-shaped locking block 51 through a rotating shaft, the limiting rod 4b3 is installed on the inner wall of the L-shaped installation groove 56, the L-shaped inserting rod 4b2 is positioned in the L-shaped installation groove 56, the L-shaped inserting rod 4b2 is sleeved on the outer wall of the two limiting rods 4b3, the outer wall of the limiting rod 4b3 is sleeved with the first spring 4b4, one end of the first spring 4b4 is abutted against one side of the L-shaped inserting rod 4b2, the top side walls of the two L-shaped inserting rods 4b2 are abutted against the outer wall of the cam 4b1, one end of the bottom of the L-shaped inserting rod 4b2 is provided with the roller shaft 4b5, the roller shaft 4b5 and the positioning groove 48 are in a matching structure, when the C-shaped locking block works, the rubber bar 3643 and the roller shaft 3644 roll, when the first spring 4b4 is in a compressed state, the first spring 4b4 has a certain resilience, when the roller 4b5 rolls to one side of the positioning slot 48, the two roller shafts 4b5 lose the bearing force of the outer walls of the first rubber strip 43 and the second rubber strip 44, so that the L-shaped plunger 4b2 slides along the limiting rod 4b3 under the resilience of the first spring 4b4, so that the roller shaft 4b5 mounted at one end of the bottom of the L-shaped plunger 4b2 is pushed into the positioning slot 48, that is, the positioning process of the locking mechanism 5 is completed, when the first rubber strip 43 and the second rubber strip 44 need to be separated, the cam 4b1 is manually rotated first, the two L-shaped plungers 4b2 are pressed by the cam 4b1 to move backwards, so that the roller shaft 4b5 is separated from the positioning slot 48, the C-shaped locking block 51 is manually held, the C-shaped locking block 51 is pushed in the opposite direction to move on the rubber ladder 46, and is separated from the connecting block 45 by the separating plate 53, the lock of the positioning mechanism 4 by the lock mechanism 5 can be released.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a steel structure truss installation and construction all-in-one, includes go-between (1), lifts by crane rope (2), fixed buckle (3), positioning mechanism (4), locking mechanical system (5) and coupling mechanism (6), its characterized in that: the upper end of the connecting ring (1) is connected with a lifting hook, the lower end of the connecting ring (1) is connected with a lifting rope (2), the outer wall of the lifting rope (2) is sleeved with a positioning mechanism (4), the top of the positioning mechanism (4) is provided with a locking mechanism (5), the two positioning mechanisms (4) are fixedly connected through a connecting mechanism (6), and the bottom of the lifting rope (2) is connected to the truss arc-shaped rod through a fixing buckle (3);

the positioning mechanism (4) comprises a hinged support (41), a first semicircular clamping plate (42), a first rubber strip (43), a second rubber strip (44), a connecting block (45), a rubber trapezoidal block (46), a second semicircular clamping plate (47) and a positioning groove (48), the upper end of the hinged support (41) is respectively hinged with the first semicircular clamping plate (42) and the second semicircular clamping plate (47), the inner walls of the first semicircular clamping plate (42) and the second semicircular clamping plate (47) are positioned at the outer side of the hoisting rope (2), the first rubber strip (43) is embedded into the top of the first semicircular clamping plate (42), the second rubber strip (44) is embedded into the top of the second semicircular clamping plate (47), the connecting block (45) is connected to one side wall of the first rubber strip (43) positioned on the second rubber strip (44), a connecting groove is formed in the connecting part of the inner part of the second rubber strip (44) and the connecting block (45), rubber trapezoidal blocks (46) are bonded on the outer side walls of the first rubber strip (43) and the second rubber strip (44), and positioning grooves (48) are formed in the outer side walls of one ends of the first rubber strip (43) and the second rubber strip (44) and are located below the rubber trapezoidal blocks (46);

the locking mechanism (5) comprises a C-shaped locking block (51), a trapezoidal extrusion groove (52), a separating plate (53), a V-shaped roller (54), a connecting rope (55) and an L-shaped mounting groove (56), trapezoidal extrusion grooves (52) are symmetrically formed in the inner wall of the C-shaped locking block (51), the trapezoidal extrusion grooves (52) and the rubber trapezoidal block (46) are of a matched structure, a separating plate (53) is welded at the center of the bottom of the C-shaped locking block (51), an arc-shaped chamfer is formed in the corner of the separating plate (53), V-shaped rollers (54) are symmetrically arranged on two side walls of the C-shaped locking block (51), a connecting rope (55) is wound on the outer wall of each V-shaped roller (54), the other end of each connecting rope (55) is wound on the outer wall of the V-shaped roller (54) in the other adjacent locking mechanism (5), and an L-shaped mounting groove (56) is formed in the C-shaped locking block (51) close to one end of the fixing buckle (3);

the connecting mechanism (6) comprises a hand wheel (61), a driving unit (62), a rectangular inserting block (63), an extruding roller (64), a positioning lug (65), a second spring (66), a sliding rod (67), a sliding block (68), an inserting groove (69) and a rectangular column (60), wherein the rectangular inserting block (63) is welded at the bottom of the hinged support (41), the inserting groove (69) is symmetrically formed in the inner wall of the rectangular inserting block (63), two ends of the rectangular column (60) are respectively inserted into the rectangular inserting block (63), the driving unit (62) is arranged at the center position inside the rectangular column (60), the hand wheel (61) is connected to the top of the driving unit (62), the sliding rod (67) is arranged at two ends inside the rectangular column (60), the sliding block (68) is installed on the outer wall of the sliding rod (67) in a matched mode, the positioning lug (65) is welded at the center position inside the sliding block (68), the right end of the positioning lug (65) is provided with an extrusion roller (64), the inner part of the rectangular column (60) and the position of the left end of the positioning lug (65) are provided with through holes, and the positioning lug (65) and the insertion groove (69) are in a matching structure;

the top of the second semicircular clamping plate (47) positioned at one end of the connecting ring (1) is connected with a limiting baffle (4 a) through a bolt, the side wall of the limiting baffle (4 a) is tightly abutted against the outer side wall of the C-shaped locking block (51), and the top of the locking mechanism (5) positioned at one end of the fixing buckle (3) is provided with an unlocking assembly (4 b);

the driving unit (62) comprises a threaded driving shaft (621), a driving disc (622), inserting round holes (623), a connecting cylinder (624), a connecting rod (625), an extrusion rod (626) and a fixing sleeve (627), the threaded driving shaft (621) is installed at the inner center position of the rectangular column (60) through threaded fit, one end of the threaded driving shaft (621) penetrates through the top of the rectangular column (60) and is connected with the hand wheel (61), the driving disc (622) is welded at the outer wall center position of the threaded driving shaft (621), the inserting round holes (623) are symmetrically formed in the driving disc (622), the connecting cylinder (624) is inserted in the inserting round holes (623), the connecting rod (625) is movably connected to the top end of the connecting cylinder (624), the other end of the connecting rod (625) is connected with the extrusion rod (626) through a pin shaft, and the extrusion rod (626) is inserted in the fixing sleeve (627), the fixed sleeve (627) is arranged on the inner wall of the rectangular column (60) through a fixed rod, the section of one end of the extrusion rod (626) is in an isosceles arc triangle shape, and two arc surfaces at one end of the extrusion rod (626) are abutted against the outer wall of the extrusion roller (64).

2. The steel structure truss installation and construction all-in-one machine of claim 1, wherein: the unlocking assembly (4 b) comprises a cam (4 b 1), an L-shaped inserted link (4 b 2), a limiting rod (4 b 3), a first spring (4 b 4) and a roller shaft (4 b 5), the cam (4 b 1) is installed at the top center position of the C-shaped locking block (51) through a rotating shaft, the limiting rod (4 b 3) is installed on the inner wall of the L-shaped installation groove (56), the L-shaped inserted link (4 b 2) is located in the L-shaped installation groove (56), and L type inserted bar (4 b 2) cup joints two the outer wall of gag lever post (4 b 3), and the outer wall of gag lever post (4 b 3) cup joints first spring (4 b 4), and the one end of first spring (4 b 4) is supported and is pressed in one side of L type inserted bar (4 b 2), two the top lateral wall of L type inserted bar (4 b 2) all leans on the outer wall at cam (4 b 1), and roller (4 b 5) are installed to the bottom one end of L type inserted bar (4 b 2), and roller (4 b 5) and constant head tank (48) are the cooperation structure.

3. The steel structure truss installation and construction all-in-one machine of claim 1, wherein: and supporting sponges are adhered to the inner walls of the first semicircular clamping plate (42) and the second semicircular clamping plate (47).

4. The steel structure truss installation and construction all-in-one machine of claim 1, wherein: steel balls are embedded in the inner wall of the trapezoidal extrusion groove (52) at equal intervals.

5. The steel structure truss installation and construction all-in-one machine of claim 1, wherein: one side of the hand wheel (61) is provided with a movable insertion rod, and a circular groove is formed in the joint of the outer wall of the rectangular column (60) and the movable insertion rod.