CN217353629U

CN217353629U - Steel structure truss limiting device

Info

Publication number: CN217353629U
Application number: CN202220119390.4U
Authority: CN
Inventors: 郑礼刚; 晋浩; 冯靖邦; 曹蕊欣; 王志兴
Original assignee: Shanxi Xiaohe Construction Industry Co ltd
Current assignee: Shanxi Xiaohe Construction Industry Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-09-02
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a steel structure truss limiting device, in particular to the technical field of truss limiting, which comprises a linkage adjusting concave frame, wherein a first sleeving spiral ring block is arranged inside the linkage adjusting concave frame, and a limiting mechanism is arranged on one side of the first sleeving spiral ring block; the limiting mechanism comprises a second sleeving connection screw ring block arranged on one side of the first sleeving connection screw ring block, a bidirectional transmission screw rod is arranged inside the second sleeving connection screw ring block, and supporting shaft rods are arranged on one sides of the first sleeving connection screw ring block and the second sleeving connection screw ring block. The utility model discloses a set up stop gear, through first the effect that cup joints the spiro ring piece and play the support to connecting the extension board, connect the extension board and play the effect of support to the spacing extension board of level, flat spacing extension board plays spacing effect to the truss side, avoids causing the truss to take place to control and rocks, produces horizontal migration, plays better limiting displacement, avoids causing the truss collision to damage, and the protectiveness is better.

Description

Steel structure truss limiting device

Technical Field

The utility model relates to a spacing technical field of truss, more specifically say, the utility model relates to a steel construction truss stop device.

Background

The roof is high in lifting height, and the roof can be suspended in the air according to actual conditions in the lifting process. When hovering, the stability of the structure during suspension is mainly ensured through the self characteristics of the lifter and horizontal limiting measures. The hydraulic synchronous lifter is a mechanical and hydraulic self-locking device unique in design, the lifter anchorage device has reverse motion self-locking performance, three anchorage device locking devices are arranged in the lifter, namely a top anchor, an upper anchor and a lower anchor, and in the structure suspension lifting process, each anchorage device is converted into a mechanical self-locking state from a hydraulic locking state. The structure can be ensured to stay in the air for a long time in the lifting process.

And in the in-service use process, because truss structure mounting height is higher, wind load can make truss structure level to take place to certain rocking, so when the air suspension of truss structure, the level is shaken mobility great, leads to steel construction truss very easily to collide with vertical support and causes the damage, and the security is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defect of prior art, the embodiment of the utility model provides a steel structure truss stop device through setting up stop gear, avoids causing the truss to take place to control and rock, produces horizontal migration, plays better limiting displacement, avoids causing the truss collision to damage, and the protectiveness is better to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a steel structure truss limiting device comprises a linkage adjusting concave frame, wherein a first sleeving screw ring block is installed inside the linkage adjusting concave frame, and a limiting mechanism is arranged on one side of the first sleeving screw ring block;

the limiting mechanism comprises a second sleeving ring block arranged on one side of a first sleeving ring block, a bidirectional transmission screw rod is arranged inside the second sleeving ring block, supporting shaft rods are arranged on one sides of the first sleeving ring block and the second sleeving ring block respectively, guide rollers are sleeved outside the supporting shaft rods, two connecting support plates which are symmetrically arranged are connected to one side of a linkage adjusting concave frame, and a horizontal limiting support plate is connected to one side of each connecting support plate.

In a preferred embodiment, the internal threads of the first and second socket ring blocks are opposite, the external threads of the two ends of the bidirectional transmission screw are opposite and symmetrically arranged, the supporting shaft is movably connected with the guide roller, and the cross sectional area of one end of the supporting shaft is larger than that of the other end of the supporting shaft.

In a preferred embodiment, two opposite sides of the horizontal limiting support plates are provided with a fitting bottom plate, the fitting bottom plate and the horizontal limiting support plates are fixedly welded, one end of the bidirectional transmission screw rod is provided with a rotating support rod, one end of the rotating support rod is connected with a rotating disc, and one side of the rotating disc is connected with two rotating rods.

In a preferred embodiment, horizontal spacing extension board top all is provided with two spacing welded blocks, spacing welded block top is provided with the spacing ring, the inside penetrating rod that is provided with of spacing ring, the outside cover in penetrating rod bottom is equipped with solid fixed ring, gu install the bottom lantern ring board in fixed ring top, spacing welded block one side is connected with the arc lifting hook, arc lifting hook inner wall connection has two arc stoppers.

In a preferred embodiment, the bottom end of the penetrating rod penetrates through the limiting ring and extends to a position below the horizontal limiting support plate, the arc-shaped limiting block is fixedly welded to the arc-shaped lifting hook, and the vertical section of the arc-shaped limiting block is arc-shaped.

The utility model discloses a technological effect and advantage:

1. by arranging the limiting mechanism, the bidirectional transmission screw drives the first sleeving screw ring block to move rightwards, the second sleeving screw ring block moves leftwards under the action of threads, the two guide rollers can be attached to the mounting and lifting equipment bracket, and the horizontal limiting support plate stably moves upwards, so that the left-right deviation and shaking cannot occur in the moving process;

2. the effect that the support can be played to horizontal spacing extension board bottom to the bottom lantern ring board, spacing welded block can play the effect of support to the spacing ring, wire rope penetrates position department between two arc stoppers, the laminating is on arc lifting hook inner wall, play the effect of running through perpendicularly when hoist and mount like this, and all can realize welded fastening in upper and lower position, it is difficult for causing not hard up, firm in connection is better, play the gliding effect of multiaspect arc simultaneously to wire rope, reduce frictional force, make hoist and mount stability better, be difficult for causing the fracture, the durability is better.

Drawings

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

Fig. 2 is a schematic view of a side three-dimensional structure of the horizontal limiting support plate of the present invention.

Fig. 3 is a schematic view of a section structure of the first muff-coupling ring block of the present invention.

Fig. 4 is a schematic view of the joint between the limiting ring and the through rod of the present invention.

The reference signs are: 1. adjusting the concave frame in a linkage manner; 2. the first sleeving connection screw ring block; 3. the second sleeved screw ring block; 4. a bidirectional drive screw; 5. a support shaft; 6. a guide roller; 7. connecting the support plate; 8. a horizontal limiting support plate; 9. attaching a bottom plate; 10. rotating the supporting rod; 11. rotating the disc; 12. rotating the rod; 13. limiting a welding block; 14. a limiting ring; 15. penetrating the rod; 16. a fixing ring; 17. a bottom collar plate; 18. an arc-shaped lifting hook; 19. an arc-shaped limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The limiting device for the steel structure truss shown in the attached figures 1-4 comprises a linkage adjusting concave frame 1, wherein a first socket screw ring block 2 is installed inside the linkage adjusting concave frame 1, and a limiting mechanism is arranged on one side of the first socket screw ring block 2;

stop gear is including setting up second cup joint ring piece 3 in first cup joint ring piece 2 one side, and second cup joint ring piece 3 is inside to be provided with two-way drive screw 4, and supporting axle pole 5 is all installed to first cup joint ring piece 2 and second cup joint ring piece 3 one side, and supporting axle pole 5 outside cover is established

guide roller

6, and 1 one side of concave frame is adjusted in the linkage is connected with the connection extension board 7 that two symmetries set up, connects extension board 7 one side and is connected with horizontal spacing extension board 8.

In some embodiments, as shown in fig. 1 to 3, the internal threads of the first socket ring block 2 and the second socket ring block 3 are opposite, the external threads of both ends of the bidirectional driving screw 4 are opposite and symmetrical, so that the bidirectional driving screw 4 can be rotated, the bidirectional driving screw 4 drives the first socket ring block 2 to move to the right under the action of the threads, the second socket ring block 3 moves to the left under the action of the threads, the supporting shaft 5 is movably connected with the guide roller 6, the cross sectional area of one end of the supporting shaft 5 is larger than that of the other end, so that the guide roller 6 can rotate on the supporting shaft 5, and the rolling effect is realized.

In some embodiments, as shown in fig. 1 to 3, an attaching bottom plate 9 is installed on one side of each of two horizontal limiting support plates 8, the attaching bottom plate 9 and the horizontal limiting support plate 8 are welded and fixed, so that the attaching bottom plate 9 can be connected with the horizontal limiting support plate 8, and thus a lifted truss can be placed on the attaching bottom plate 9 to play a supporting role, so that when the truss and the attaching bottom plate 9 can be stably lifted, a rotating support rod 10 is installed at one end of a bidirectional transmission screw 4, one end of the rotating support rod 10 is connected with a rotating disc 11, one side of the rotating disc 11 is connected with two rotating rods 12, so as to rotate the rotating rods 12, the rotating rods 12 drive the rotating disc 11 to rotate, and the rotating disc 11 can drive the rotating support rod 10 to rotate, thereby realizing the transmission operation of the bidirectional transmission screw 4.

In some embodiments, as shown in fig. 1-4, two limiting welding blocks 13 are disposed on the top of each horizontal limiting support plate 8, a limiting ring 14 is disposed above each limiting welding block 13, a through rod 15 is disposed inside each limiting ring 14, a fixing ring 16 is sleeved outside the bottom end of the through rod 15, a bottom collar plate 17 is mounted above the fixing ring 16, an arc-shaped hook 18 is connected to one side of each limiting welding block 13, two arc-shaped limiting blocks 19 are connected to the inner wall of the arc-shaped hook 18, so that the fixing ring 16 supports the bottom collar plate 17, the bottom collar plate 17 can support the bottom of the horizontal limiting support plate 8, the limiting welding blocks 13 can support the limiting rings 14, and a steel wire rope can penetrate into a position between the two arc-shaped limiting blocks 19 and be attached to the inner wall of the arc-shaped hook 18, so that when the horizontal limiting support plate is lifted, and inside penetrating rod 15 was embedded into horizontal spacing extension board 8, played better supporting role, when hoist and mount like this, can stabilize to hoist and mount operation horizontal spacing extension board 8, can play the gliding effect of multiaspect arc to wire rope, reduce frictional force, make hoist and mount stability better, and be difficult for causing the fracture, the durability is better.

In some embodiments, as shown in fig. 1-4, the bottom end of the penetrating rod 15 penetrates through the limiting ring 14 and extends to a position below the horizontal limiting support plate 8, the arc limiting block 19 and the arc lifting hook 18 are welded and fixed, the vertical cross-sectional shape of the arc limiting block 19 is set to be arc-shaped, so that the penetrating rod 15 can penetrate through the horizontal limiting support plate 8 to realize the embedding and supporting effect, the connection firmness is better, the arc limiting block 19 and the arc lifting hook 18 are connected more firmly, meanwhile, the arc limiting block 19 can realize the arc guiding effect on the steel wire rope, and the steel wire rope is prevented from being damaged due to friction.

The utility model discloses the theory of operation: when in use, two guide rollers 6 can be placed at two sides of the mounting and lifting equipment bracket, the truss is placed on the laminating bottom plate 9, and the side limiting is realized through two horizontal limiting support plates 8, the bidirectional transmission screw 4 can be rotated, the bidirectional transmission screw 4 drives the first sleeving screw ring block 2 to move rightwards, the second sleeving screw ring block 3 moves leftwards under the action of the screw thread, the first sleeving screw ring block 2 drives the support shaft lever 5 to move rightwards, so that the support shaft lever 5 drives the guide rollers 6 to move rightwards, the two guide rollers 6 can be laminated on the mounting and lifting equipment bracket, two sides of the mounting and lifting equipment bracket can be extruded, when in hoisting, the horizontal limiting support plates 8 drive the laminating bottom plate 9 to lift upwards, the guide rollers 6 rotate on the support shaft lever 5 and are laminated on the side surface of the mounting and lifting equipment bracket to roll upwards, when stopping to lift midway, can play the effect of support to connecting extension board 7 through first set ring screw piece 2, connect extension board 7 and play the effect of support to horizontal spacing extension board 8, horizontal spacing extension board 8 plays spacing effect to the truss side, can avoid causing the truss to take place like this and rock about, produces horizontal migration, plays better limiting displacement, avoids causing truss collision damage, and the truss durability is better.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a steel structure truss stop device, includes linkage regulation concave frame (1), its characterized in that: a first sleeving screw ring block (2) is arranged in the linkage adjusting concave frame (1), and a limiting mechanism is arranged on one side of the first sleeving screw ring block (2);

stop gear is including setting up second cover joint ring piece (3) in first cover joint ring piece (2) one side, second cover joint ring piece (3) inside is provided with two-way drive screw (4), bracing axle pole (5) are all installed to first cover joint ring piece (2) and second cover joint ring piece (3) one side, guide roller (6) are established to bracing axle pole (5) outside cover, linkage regulation concave frame (1) one side is connected with connection extension board (7) that two symmetries set up, connection extension board (7) one side is connected with horizontal spacing extension board (8).

2. The steel structure truss limiting device of claim 1, wherein: the internal threads of the first sleeving threaded ring block (2) and the second sleeving threaded ring block (3) are arranged oppositely, and the external threads of the two ends of the bidirectional transmission screw rod (4) are arranged oppositely and symmetrically.

3. The steel structure truss limiting device of claim 1, wherein: the supporting shaft lever (5) is movably connected with the guide roller (6), and the cross section area of one end of the supporting shaft lever (5) is larger than that of the other end of the supporting shaft lever.

4. The steel structure truss limiting device of claim 1, wherein: and a laminating bottom plate (9) is arranged on one side opposite to the horizontal limiting support plate (8), and the laminating bottom plate (9) and the horizontal limiting support plate (8) are fixedly welded.

5. The steel structure truss limiting device of claim 1, wherein: two-way drive screw (4) one end is installed and is rotated branch (10), it is connected with rolling disc (11) to rotate branch (10) one end, rolling disc (11) one side is connected with two rotary rods (12).

6. The steel structure truss limiting device of claim 1, wherein: horizontal spacing extension board (8) top all is provided with two spacing welded block (13), spacing welded block (13) top is provided with spacing ring (14), spacing ring (14) inside is provided with runs through pole (15), it is equipped with solid fixed ring (16) to run through the outside cover in pole (15) bottom, solid fixed ring (16) top is installed bottom lantern ring board (17), spacing welded block (13) one side is connected with arc lifting hook (18), arc lifting hook (18) inner wall connection has two arc stopper (19).

7. The steel structure truss limiting device of claim 6, wherein: the bottom end of the penetrating rod (15) penetrates through the limiting ring (14) and extends to the position below the horizontal limiting support plate (8), the arc limiting block (19) is welded and fixed with the arc lifting hook (18), and the vertical cross section of the arc limiting block (19) is arc-shaped.