阅读说明：本技术 一种钢结构建筑屋顶面彩钢板铺设安装方法 (Method for laying and installing color steel plates on roof of steel structure building ) 是由 刘礼艾 于 2020-12-04 设计创作，主要内容包括：本发明提供了一种钢结构建筑屋顶面彩钢板铺设安装方法,由定位架、两个夹持板、两个定位板、定位装置、两个牵引装置和两个调节装置配合完成的作业,本发明可以解决人工按压彩钢板时,铺设在斜坡位置的彩钢板容易滑落,同时,彩钢板自身的重量也较重,人员需要极大的力气对其按压,又由于在高空作业,大大增大了按压人员的风险,且两人同时作业时,往往会变换自身位置从而应对不同的安装位置,高空走动的同时还要注意彩钢板的位置防止其下滑,也大大增加了安装人员的安全隐患等问题。(The invention provides a method for laying and installing a color steel plate on a roof of a steel structure building, which comprises the operation of matching a positioning frame, two clamping plates, two positioning plates, a positioning device, two traction devices and two adjusting devices.)

1. The utility model provides a steel construction building roof color plate lays installation method, it has used a centre gripping positioning device, this centre gripping positioning device includes locating rack (1), two grip blocks (2), two locating plates (3), positioner (4), two draw gear (5) and two adjusting device (6), its characterized in that: the method for laying and installing the color steel plates on the roof surface of the steel structure building by adopting the clamping and positioning equipment comprises the following steps:

s1, clamping and positioning: the positioning frame (1) is arranged on a steel structure ridge of a roof, and the two clamping plates (2) are driven to move oppositely by extrusion of the positioning device (4), so that two ends of the steel structure ridge are clamped;

s2, prepositioning: the color steel plate is laid on a slope of a roof, a traction hook group (56) is hooked at the lower end edge of the color steel plate in an inclined state, the color steel plate is pulled upwards in a traction mode until the upper end edge of the color steel plate is abutted against the side wall of a steel structure ridge, a connecting column (66) is rotated, a propping rod (63) and a lower pressing rod (62) are driven to move up and down in a reverse direction in an extrusion mode, the propping rod (63) is tightly attached to a rubber sleeve (53) so as to position the angle of a rotating shaft (52), and meanwhile, the positioning plate (3) is tightly pressed on the upper end face of the color steel plate by the descending lower pressing rod (62), and at the moment, the color steel plate is subjected to pre;

s3, installation: mounting the color steel plate subjected to pre-positioning treatment on a roof through a connecting piece;

s4, repeating the operation: after the single-sided color steel plate is installed, the clamping and positioning equipment is detached, and the steps S1-S3 are repeated to install the next color steel plate;

the positioning frame (1) is connected with the two clamping plates (2) in a sliding fit mode, the clamping plates (2) are arranged on the left and right sides, the left and right sides of the lower end of the positioning frame (1) are connected with the two positioning plates (3) through hinges, the left and right sides of the upper end of the positioning frame (1) are provided with the two traction devices (5), the middle part of the positioning frame (1) is provided with the positioning device (4), the positioning frame (1) is provided with the two adjusting devices (6), the two adjusting devices (6) are arranged on the left and right sides, and the adjusting devices (6) are positioned between the traction devices (5) and the positioning plates (3);

a rubber layer is laid on the inner side wall of the clamping plate (2), the inclined plane at the upper end of the clamping plate (2) is of a gradually upward inclined structure from outside to inside, and a rubber block is laid on the lower end face of the positioning plate (3);

the positioning device (4) comprises a fixed frame (41), two ejection mechanisms (42), a sliding square rod (43), a reset spring (44), two positioning mechanisms (45), a connecting plate (46), two extrusion frames (47), a threaded column (48), a pressing frame (49) and two pressing frames (50), wherein the fixed frame (41) is installed in the middle of the upper end of the positioning frame (1), the two ejection mechanisms (42) are arranged at the left end and the right end of the fixed frame (41), the fixed frame (41) is connected with the sliding square rod (43) in a sliding fit manner, the reset spring (44) is connected with the lower ends of the fixed frame (41) and the sliding square rod (43), the two positioning mechanisms (45) are installed at the left end and the right end of the sliding square rod (43), the upper end of the sliding square rod (43) is connected with the threaded column (48) in a threaded fit manner, the threaded column (48) is connected with the connecting plate (46) through a bearing, the two extrusion frames (47), the upper end of the threaded column (48) is provided with a lower pressing frame (49), the connecting plate (46) is connected with the two pressing frames (50) in a sliding fit mode, and the two pressing frames (50) are arranged left and right;

the traction device (5) comprises a U-shaped frame (51), a rotating shaft (52), a rubber sleeve (53), a rotating handle (54), a connecting rope (55), a traction hook group (56) and a hanging block (57), wherein the U-shaped frame (51) is installed on the positioning frame (1), the U-shaped frame (51) is connected with the rotating shaft (52) through a bearing, the rotating shaft (52) is sleeved with the rubber sleeve (53), the rotating handle (54) is installed at the front end of the rotating shaft (52), the connecting rope (55) is connected between the rotating shaft (52) and the traction hook group (56), the traction hook group (56) is hung on the hanging block (57), and the hanging block (57) is installed on the U-shaped frame (51);

adjusting device (6) including connection frame (61), push down pole (62), withstand pole (63), extrusion piece (65) and spliced pole (66), install on locating rack (1) connection frame (61), the upper and lower both ends of connection frame (61) are equipped with respectively and withstand pole (63), push down pole (62), be connected for screw-thread fit between connection frame (61) and spliced pole (66), be connected for normal running fit between spliced pole (66) and extrusion piece (65), extrusion piece (65) are isosceles trapezoid structure.

2. The method for laying and installing the color steel plates on the roof surface of the steel structure building as claimed in claim 1, wherein: ejecting mechanism (42) including restoring to the throne telescopic link (421), connecting rod (422), prop into post (423), even have restoring to the throne telescopic link (421) between fixed frame (41) and connecting rod (422), connecting rod (422) are from last down evenly to install and prop into post (423), the embedded groove has been seted up to the left and right sides both ends symmetry of fixed frame (41), and the position of propping into post (423) and embedded groove is corresponding.

3. The method for laying and installing the color steel plates on the roof surface of the steel structure building as claimed in claim 1, wherein: the positioning mechanism (45) comprises a positioning block (451) and a built-in spring (452), inner grooves are symmetrically formed in the left end and the right end of the sliding square rod (43), the built-in spring (452) is connected between the inner grooves and the positioning block (451), the positioning block (451) is located in the embedded groove, and the inclined plane of the positioning block (451) is of a structure gradually inclining downwards from outside to inside.

4. The method for laying and installing the color steel plates on the roof surface of the steel structure building as claimed in claim 1, wherein: the inclined plane outside-in of extrusion frame (47) be gradually tilt up's structure, and seted up the spheroid groove on the inclined plane of extrusion frame (47), placed the ball on the spheroid groove, and the upper end inclined plane of ball and grip block (2) is laminated mutually.

5. The method for laying and installing the color steel plates on the roof surface of the steel structure building as claimed in claim 1, wherein: traction hook group (56) include L type frame (561), sliding plate (562), embedding pole (563), connecting spring (564), even there is connection rope (55) between L type frame (561) and axis of rotation (52), L type frame (561) are connected for sliding fit with sliding plate (562), the groove has been seted up and has been passed in the outside of L type frame (561), pass inslot and be equipped with embedding pole (563), embedding pole (563) and pass even there are connecting spring (564) between the groove, the constant head tank has been seted up on sliding plate (562), and the lower extreme of embedding pole (563) is located the constant head tank.

6. The method for laying and installing the color steel plates on the roof surface of the steel structure building as claimed in claim 1, wherein: the upper end of the propping rod (63) is provided with an arc-shaped groove, the inner wall of the arc-shaped groove is a rubber wall, the arc-shaped groove is equal to the outer diameter of the rubber sleeve (53), the lower end of the lower pressing rod (62) is provided with a rolling groove, and a resistance reducing bead is placed in the rolling groove.

Technical Field

The invention relates to the technical field of steel structure buildings, in particular to a method for laying and installing a color steel plate on a roof surface of a steel structure building.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and all the members or parts are usually connected by welding seams, bolts or rivets. Because of its dead weight is lighter, and the construction is simple and convenient, the wide application in fields such as large-scale factory building, venue, super high-rise, steel construction building roof belongs to one kind of steel construction building, finishes the back at the steel construction skeleton equipment on roof, lays various steel sheet toward the slope position of its top, because the slope has certain angle, when various steel sheet installation, need alone press the location to the position of various steel sheet, alone installs various steel sheet in addition, but some problems can often be met to this kind of mode:

when the various steel sheet is pressed to the manual work, lay the easy landing of various steel sheet in the slope position, simultaneously, the weight of various steel sheet self is also heavier, personnel need very big strength to press it, again because at high altitude construction, the personnel's of pressing risk has been increased greatly, and during two people's simultaneous operation, thereby can often transform self position and deal with different mounted positions, still will notice the position of various steel sheet when the high altitude is walked about and prevent its gliding, also greatly increased installer's potential safety hazard.

Disclosure of Invention

In order to solve the problems, the invention provides a method for laying and installing a color steel plate on a roof of a steel structure building, which can solve the problems that when the color steel plate is manually pressed, the color steel plate laid on a slope is easy to slide off, meanwhile, the color steel plate is heavier, personnel need great strength to press the color steel plate, the risk of the pressing personnel is greatly increased due to the high-altitude operation, when two persons operate simultaneously, the positions of the two persons are often changed to deal with different installation positions, the positions of the color steel plate need to be noticed to prevent the color steel plate from sliding off when the two persons move high above the ground, the potential safety hazards of the installation personnel are greatly increased, and the like.

In order to achieve the purpose, the invention adopts the following technical scheme that a clamping and positioning device is used in the method for laying and installing the color steel plate on the roof surface of the steel structure building, the clamping and positioning device comprises a positioning frame, two clamping plates, two positioning plates, a positioning device, two traction devices and two adjusting devices, and the method for laying and installing the color steel plate on the roof surface of the steel structure building by adopting the clamping and positioning device comprises the following steps:

s1, clamping and positioning: the positioning frame is arranged on a steel structure ridge of a roof, and the two clamping plates are driven to move oppositely by extrusion of the positioning device, so that two ends of the steel structure ridge are clamped;

s2, prepositioning: the color steel plate is laid on the slope of the roof, the traction hook group is hooked at the lower end edge of the color steel plate in an inclined state, the color steel plate is pulled upwards in a traction mode until the upper end edge of the color steel plate is abutted against the side wall of the steel structure ridge, the connecting column is rotated, the propping rod and the lower pressing rod are driven to move up and down in a reverse direction in an extrusion mode, the propping rod is tightly attached to the rubber sleeve so as to position the angle of the rotating shaft, meanwhile, the descending lower pressing rod tightly presses the positioning plate on the upper end face of the color steel plate, and at the moment, the color steel plate is subjected to pre-positioning treatment;

s3, installation: mounting the color steel plate subjected to pre-positioning treatment on a roof through a connecting piece;

s4, repeating the operation: and after the single-sided color steel plate is installed, detaching the clamping and positioning equipment, and repeating the steps S1-S3 to install the next color steel plate.

The positioning frame is connected with the two clamping plates in a sliding fit mode, the clamping plates are arranged on the left and right sides, the left side and the right side of the lower end of the positioning frame are connected with the two positioning plates through hinges, the two traction devices are installed on the left side and the right side of the upper end of the positioning frame, the positioning device is installed in the middle of the positioning frame, the two adjusting devices are installed on the positioning frame and arranged on the left and right sides, and the adjusting devices are located between the traction devices and the positioning plates.

The rubber layer has been laid to the inside wall of grip block, the structure of upper end inclined plane outside-in of grip block for tilt up gradually, the rubber piece has been laid to the lower terminal surface of locating plate, the setting up of rubber layer and rubber piece has increased with ridge, the frictional force between the various steel sheet, do benefit to the centre gripping, compress tightly.

The positioning device comprises a fixed frame, two ejection mechanisms, a sliding square rod, a reset spring, two positioning mechanisms, a connecting plate, two extrusion frames, a threaded column, a lower pressing frame and two pressing frames, wherein the fixed frame is arranged in the middle of the upper end of the positioning frame, the two ejection mechanisms are arranged at the left end and the right end of the fixed frame, the fixed frame is connected with the sliding square rod in a sliding fit manner, the reset spring is connected with the lower ends of the fixed frame and the sliding square rod, the two positioning mechanisms are arranged at the left end and the right end of the sliding square rod, the upper end of the sliding square rod is connected with the threaded column in a threaded fit manner, the threaded column is connected with the connecting plate in a bearing manner, the two extrusion frames are arranged at the left end and the right end of the connecting plate, the lower pressing frame is arranged at the upper end of the threaded column, the connecting plate is connected with the two pressing frames, and two grip blocks are located the both sides of the roof ridge, press down the pressure frame, position locking after the screens through between positioning mechanism and the embedded groove pushed down to the pressure frame, thereby the pressure frame drives two extrusion framves to descend in step and extrudes two grip blocks and move in opposite directions, and then to the centre gripping of roof ridge both sides, later through rotating the pressure frame down, spiral decline through the screw post drives the connecting plate, two extrusion framves descend, further extrude two grip blocks and move in opposite directions, make two grip blocks tighter to the both sides centre gripping of roof ridge.

Draw gear include U type frame, axis of rotation, rubber sleeve, twist grip, connect the rope, draw hook group and hang and lean on the piece, U type frame is installed on the locating rack, through bearing and rotation axis connection on the U type frame, the cover is equipped with the rubber sleeve in the axis of rotation, twist grip is installed to the front end of axis of rotation, even there is the connection rope between axis of rotation and the draw hook group, draw hook group to hang and lean on the piece of hanging, hang and lean on the piece to install on U type frame, hang and lean on the piece to draw hook group not used and hang and lean on.

Adjusting device include the splice frame, down the depression bar, withstand pole, extrusion piece and spliced pole, the splice frame is installed on the locating rack, the upper and lower both ends of splice frame are equipped with withstand pole, depression bar down respectively, be screw-thread fit between splice frame and the spliced pole and be connected, be normal running fit between spliced pole and the extrusion piece and be connected, the extrusion piece is isosceles trapezoid structure.

Specific during operation, with the lower extreme edge of the various steel sheet of towing hook group hook at the tilt state, later hand rotation handle, the upper end edge that drives various steel sheet upwards-inclined removal through the traction of connecting the rope supports on the lateral wall of steel construction ridge until various steel sheet, afterwards, the spliced pole rotates, the pole withstands through the extrusion piece extrusion of removal, reverse motion about the lower extreme pole, thereby the pole withstands that rises and tightly laminates the angular positioning to the axis of rotation with the rubber sleeve, at this moment, the length that connects the rope and pull out keeps unchangeable, the position of various steel sheet has been fixed a position, the lower depression bar that descends simultaneously sticiss the locating plate at the up end of various steel sheet, carry out prepositioning to various steel sheet and handle.

Preferably, ejection mechanism including the telescopic link that resets, connecting rod, push into the post, even have the telescopic link that resets between fixed frame and the connecting rod, the connecting rod is from last down evenly installing the push into the post, the embedded groove has been seted up to the left and right ends symmetry of fixed frame, and the position of push into post and embedded groove is corresponding.

Preferably, the positioning mechanism comprises a positioning block and a built-in spring, inner grooves are symmetrically formed in the left end and the right end of the sliding square rod, the built-in spring is connected between the inner grooves and the positioning block, the positioning block is located in the embedded groove, and the inclined plane of the positioning block is of a structure gradually inclining downwards from outside to inside.

Preferably, the inclined plane of extrusion frame outside-in be the structure of tilt up gradually, and seted up the spheroid groove on the inclined plane of extrusion frame, placed the ball on the spheroid groove, and the upper end inclined plane of ball and grip block is laminated mutually.

Preferably, the traction hook group comprises an L-shaped frame, a sliding plate, an embedding rod and a connecting spring, a connecting rope is connected between the L-shaped frame and the rotating shaft, the L-shaped frame is connected with the sliding plate in a sliding fit mode, a penetrating groove is formed in the outer side of the L-shaped frame, the embedding rod penetrates through the groove, the connecting spring is connected between the embedding rod and the penetrating groove, a positioning groove is formed in the sliding plate, and the lower end of the embedding rod is located in the positioning groove.

Preferably, the upper end of the propping rod is provided with an arc-shaped groove, the inner wall of the arc-shaped groove is a rubber wall, the arc-shaped groove is equal to the outer diameter of the rubber sleeve, the lower end of the lower pressing rod is provided with a rolling groove, and the rolling groove is internally provided with a resistance reducing bead.

The invention has the beneficial effects that:

the invention provides a method for laying and installing color steel plates on a roof surface of a steel structure building, which is characterized in that after a roof ridge is clamped and positioned, the color steel plates are hooked in a traction type hook mode and are pulled and positioned obliquely above the roof ridge, clamping and positioning equipment replaces personnel to press, the bearing capacity of a roof framework is reduced, meanwhile, the installation of another installer is facilitated, the installer only needs to perform transposition type fixed-point installation, whether the color steel plates slide or not is not required to be considered, and the potential safety hazard of personnel working high above the ground is greatly reduced;

the positioning device enables the two clamping plates to move oppositely in a large amplitude and then move oppositely in a small amplitude in a double-pressing mode, so that the clamping tightness with a roof ridge is improved, the stability is improved, the positioning device is used as a positioning point, the color steel plate is pulled and pulled by the traction device and the adjusting device so as to be pre-positioned, and the action of pressing when a person stands on the roof is replaced;

the invention further provides a steel structure building roof color steel plate laying and mounting method, the towing hook group hooks one end of the color steel plate far away from the ridge, so that the color steel plate is prevented from falling off, and the steel structure building roof color steel plate laying and mounting method is safe and stable and cannot fall off;

the adjusting device simultaneously positions the angle of the rotating shaft and presses down the positioning plate in a linkage type extrusion mode, after the angle of the rotating shaft is positioned, the position of the color steel plate is determined, so that the pre-positioning effect is achieved, the positioning plate is pressed on the upper end surface of the color steel plate by the extrusion of the pressing rod, the color steel plate is further positioned, and the pressing effect is improved.

Drawings

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

FIG. 1 is a flow chart of a method for installing color steel plates on the roof of a steel structure building;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic structural diagram of the positioning frame, the positioning plate, the traction device and the adjusting device of the present invention;

FIG. 4 is a cross-sectional view of FIG. 2 of the present invention;

FIG. 5 is a cross-sectional view of the adjustment device of the present invention;

FIG. 6 is an enlarged view of the invention in section X of FIG. 4;

FIG. 7 is an enlarged view of the Y-direction portion of FIG. 4 in accordance with the present invention;

FIG. 8 is an enlarged view of the invention in the Z-direction of FIG. 2;

fig. 9 is a schematic view of color steel plates laid on a roof.

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 explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1 to 9, a method for installing a color steel plate on a roof of a steel structure building uses a clamping and positioning device, which includes a positioning frame 1, two clamping plates 2, two positioning plates 3, a positioning device 4, two traction devices 5 and two adjusting devices 6, and the method for installing the color steel plate on the roof of the steel structure building by using the clamping and positioning device is as follows:

s1, clamping and positioning: the positioning frame 1 is arranged on a steel structure ridge of a roof, and the two clamping plates 2 are driven to move oppositely by the extrusion of the positioning device 4, so that two ends of the steel structure ridge are clamped;

s2, prepositioning: the color steel plate is laid on the slope of the roof, the traction hook group 56 is hooked at the lower end edge of the color steel plate in an inclined state, the color steel plate is pulled upwards in a traction mode until the upper end edge of the color steel plate is abutted against the side wall of the steel structure ridge, the connecting column 66 is rotated, the propping rod 63 and the lower pressing rod 62 are driven to move up and down in a reverse direction in an extrusion mode, the propping rod 63 is tightly attached to the rubber sleeve 53 so as to position the angle of the rotating shaft 52, meanwhile, the lower pressing rod 62 which descends tightly presses the positioning plate 3 on the upper end face of the color steel plate, and at the moment, the color steel plate is subjected to pre-positioning;

s3, installation: mounting the color steel plate subjected to pre-positioning treatment on a roof through a connecting piece;

s4, repeating the operation: and after the single-sided color steel plate is installed, detaching the clamping and positioning equipment, and repeating the steps S1-S3 to install the next color steel plate.

The locating rack is connected with the two clamping plates 2 in a sliding fit mode, the clamping plates 2 are arranged on the left side and the right side, the left side and the right side of the lower end of the locating rack 1 are connected with the two locating plates 3 through hinges, the two traction devices 5 are installed on the left side and the right side of the upper end of the locating rack 1, the locating device 4 is installed in the middle of the locating rack 1, the two adjusting devices 6 are installed on the locating rack 1, the two adjusting devices 6 are arranged on the left side and the right side, and the adjusting devices 6 are located between the traction devices 5.

The rubber layer has been laid to the inside wall of grip block 2, the structure of upper end inclined plane outside-in of grip block 2 for tilt up gradually, the rubber piece has been laid to the lower terminal surface of locating plate 3, the setting up of rubber layer and rubber piece has increased with ridge, the frictional force between the various steel sheet, do benefit to the centre gripping, compress tightly.

The positioning device 4 comprises a fixed frame 41, two ejection mechanisms 42, a sliding square rod 43, a reset spring 44, two positioning mechanisms 45, a connecting plate 46, two extrusion frames 47, a threaded column 48, a lower extrusion frame 49 and two pressing frames 50, wherein the fixed frame 41 is arranged in the middle of the upper end of the positioning frame 1, the two ejection mechanisms 42 are arranged at the left end and the right end of the fixed frame 41, the fixed frame 41 is connected with the sliding square rod 43 in a sliding fit manner, the reset spring 44 is connected with the lower ends of the fixed frame 41 and the sliding square rod 43, the two positioning mechanisms 45 are arranged at the left end and the right end of the sliding square rod 43, the upper end of the sliding square rod 43 is connected with the threaded column 48 in a threaded fit manner, the threaded column 48 is connected with the connecting plate 46 as a bearing, the two extrusion frames 47 are arranged at the left end and the right end of the connecting plate 46, the lower extrusion frame 49 is arranged, and two pressing frames 50 are arranged left and right, the inclined plane of the pressing frame 47 is of a gradually upward inclined structure from outside to inside, a ball groove is formed in the inclined plane of the pressing frame 47, balls are placed on the ball groove, and the balls are attached to the inclined plane at the upper end of each clamping plate 2, so that the pressing difficulty of the two clamping plates is reduced, when the device works specifically, the positioning frame 1 is installed on a steel structure ridge of a roof, the two clamping plates 2 are positioned on two sides of the ridge, the lower pressing frame 49 is pressed, the position of the lower pressing frame 49 after being pressed down is locked through the clamping position between the positioning mechanism 45 and the embedded groove, the lower pressing frame 49 drives the two pressing frames 47 to synchronously descend so as to press the two clamping plates 2 to move oppositely, then the two sides of the ridge are clamped, then, the connecting plate 46 and the two pressing frames 47 descend through the spiral descending of the threaded columns 48 by rotating the lower pressing frame 49, and further press the two clamping plates 2 to, so that the two clamping plates 2 clamp both sides of the ridge more tightly.

Ejection mechanism 42 including the telescopic link 421 that resets, connecting rod 422, prop into post 423, even have the telescopic link 421 that resets between fixed frame 41 and the connecting rod 422, the telescopic link 421 that resets plays the effect that resets, connecting rod 422 is from last down evenly to install and is pushed into post 423, the embedded groove has been seted up to fixed frame 41's both ends symmetry about, and the position of pushing into post 423 and embedded groove is corresponding, in concrete during operation, when needing to detach centre gripping positioning device and ridge, press frame 50 in opposite directions to press two, thereby the connecting rod 422 relative motion of arranging about the extrusion, through pushing into in post 423 with the ejecting embedded groove of locating piece 451, sliding square bar 43 rises under reset spring 44's effect, the outside of two grip blocks 2 does not receive the extrusion, thereby lose clamping-force to the ridge both sides.

Positioning mechanism 45 include locating piece 451 and built-in spring 452, the inner groovy has been seted up to the left and right sides both ends symmetry of slip square bar 43, even have built-in spring 452 between inner groovy and the locating piece 451, built-in spring 452 plays the effect that resets, locating piece 451 is located the embedded groove, plays the effect of locking, and the inclined plane outside-in of locating piece 451 is the structure of slope down gradually, has guaranteed that slip square bar 43 after pushing down can not rise naturally after descending suitable position.

The traction device 5 comprises a U-shaped frame 51, a rotating shaft 52, a rubber sleeve 53, a rotating handle 54, a connecting rope 55, a traction hook group 56 and a hanging block 57, wherein the U-shaped frame 51 is installed on the positioning frame 1, the U-shaped frame 51 is connected with the rotating shaft 52 through a bearing, the rubber sleeve 53 is sleeved on the rotating shaft 52, the rotating handle 54 is installed at the front end of the rotating shaft 52, the connecting rope 55 is connected between the rotating shaft 52 and the traction hook group 56, the traction hook group 56 is hung on the hanging block 57, the hanging block 57 is installed on the U-shaped frame 51, and the hanging block 57 is used for hanging the unused traction hook group 56.

The traction hook group 56 comprises an L-shaped frame 561, a sliding plate 562, an embedded rod 563 and a connecting spring 564, a connecting rope 55 is connected between the L-shaped frame 561 and the rotating shaft 52, the L-shaped frame 561 is connected with the sliding plate 562 in a sliding fit manner, a through groove is formed in the outer side of the L-shaped frame 561, an embedded rod 563 is arranged in the through groove, a connecting spring 564 is connected between the embedded rod 563 and the through groove, the connecting spring 564 plays a role in resetting, a positioning groove is formed in the sliding plate 562, the lower end of the embedded rod 563 is located in the positioning groove, in specific work, the L-shaped frame 561 and the sliding plate 562 are detachably connected, when the embedded rod 563 is embedded into the positioning groove, a hook-shaped structure formed by the L-shaped frame 561 and the sliding plate 562 can hook the lower end edge of a color steel plate in an inclined state, after hooking, the color steel plate is subjected to pre-positioning processing through clamping positioning equipment, and as the L-shaped frame 561 and the sliding plate 562 of the hook, when the later stage connecting piece was installed, need take out embedded rod 563, outwards take out sliding plate 562, at this moment, direct contact between the lower extreme of various steel sheet and the roof has made things convenient for the installation of connecting piece.

Adjusting device 6 include connection frame 61, depression bar 62, withstand pole 63, extrusion piece 65 and spliced pole 66 down, connection frame 61 is installed on locating rack 1, the upper and lower both ends of connection frame 61 are overlapped respectively and are equipped with withstand pole 63, depression bar 62, be connected for screw-thread fit between connection frame 61 and the spliced pole 66, be connected for normal running fit between spliced pole 66 and the extrusion piece 65, extrusion piece 65 is the isosceles trapezoid structure.

During specific work, the lower extreme edge of the various steel sheet of the state of inclination is hooked with the hook group 56, later hand swing handle 54, the upper end edge that drives various steel sheet upwards-inclined removal through the traction of connecting rope 55 supports on the lateral wall of steel construction ridge, later, rotation spliced pole 66, the extrusion piece 65 extrusion through the removal withstands pole 63, down-pressure pole 62 up-and-down reverse motion, thereby rising withstands pole 63 and rubber sleeve 53 and tightly laminates the angular positioning to axis of rotation 52, at this moment, the length that connects rope 55 and draws out keeps unchangeable, the position of various steel sheet has been fixed a position, the lower depression bar 62 that descends simultaneously tightly presses locating plate 3 at the up end of various steel sheet, carry out prepositioning to various steel sheet.

The upper end of propping up pole 63 seted up the arc wall, the inner wall of arc wall is the rubber wall, the arc wall equals with the external diameter of rubber sleeve 53, the in close contact with of rubber wall and rubber sleeve 53 locks the angle of axis of rotation 52 temporarily, the rolling groove has been seted up to the lower extreme of holding down rod 62, and has placed the drag reduction pearl in the rolling groove, the setting of drag reduction pearl has reduced and the locating plate 3 between the frictional resistance.

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.