CN214006032U

CN214006032U - Truss lower chord supporting steel structure node capable of rotating in single direction

Info

Publication number: CN214006032U
Application number: CN202022957750.1U
Authority: CN
Inventors: 张春江; 谭亚林; 郑孝谨; 陈锋; 王国贤
Original assignee: Zhejiang Ruituo Metal Structure Roof Co ltd
Current assignee: Zhejiang Ruituo Metal Structure Roof Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-20
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a truss lower chord supporting steel structure node capable of rotating in one direction, which relates to the technical field of lower chord supporting nodes and comprises a plurality of lifting splicing assemblies; the lifting type inserting component comprises an installing backboard, a lifting sliding groove is formed in the middle of the front side of the installing backboard, a lifting sliding block is arranged on the inner side of the lifting sliding groove in a sliding mode, a limiting connecting block is fixedly arranged at one end of the lifting sliding block, a limiting screw rod is fixedly arranged at the other end of the lifting sliding block, an inserting sleeve is fixedly arranged on one side, away from the lifting sliding block, of the limiting connecting block, a limiting nut is in threaded connection with the outer side of the limiting screw rod, and a manual rotary table is fixedly connected to the outer side of the limiting nut in a fixing mode. The utility model discloses can comparatively convenient completion dismantle the operation, the in-service use is nimble more and convenient, and the result of use is more ideal.

Description

Truss lower chord supporting steel structure node capable of rotating in single direction

Technical Field

The utility model relates to a lower chord support node technical field, in particular to can folk prescription support steel structure node to pivoted truss lower chord.

Background

Along with the development of science and technology, module combination formula landing stage has become the main development direction of building trade, and the convenience of field installation then is the core competitiveness of module combination formula landing stage, because traditional mounting means adopts flange joint mostly when installing to upper and lower chord horizontal support member, but need use 4 bolts at least among the flange joint process, no matter can not reach the optimum effect in the aspect of the material or the convenient aspect of construction, but the unilateral pivoted truss lower chord support node has appeared among the prior art, it can be directly connect lower chord horizontal support member through the mode of pegging graft, it is extremely simple and convenient during the use.

However, the truss lower chord supporting node capable of rotating in one direction still has some disadvantages in practical use, it is obvious that after the insertion is completed, a bottom plate in a node assembly needs to be grounded, and in the construction process, when the node assembly is damaged due to external factors, technicians need to lift the lower chord horizontal supporting rod when detaching and replacing the node assembly, so that the operation difficulty is high, and the operation is inconvenient.

Therefore, it is necessary to provide a truss lower chord supporting steel structure node capable of rotating in one direction to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can folk prescription to pivoted truss last quarter support steel constructs node to the back is accomplished in pegging graft that proposes in solving above-mentioned background art, the bottom plate in the node subassembly needs ground connection, and in the work progress, when the node subassembly is damaged because of external factors after, technical staff just need carry out the lifting to last quarter horizontal support member when dismantling and change the node subassembly this moment, when the operation degree of difficulty is great, the operation is also comparatively inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a truss lower chord supporting steel structure node capable of rotating in one direction comprises a plurality of lifting type inserting components;

The lifting type inserting component comprises an installing backboard, a lifting sliding groove is formed in the middle of the front side of the installing backboard, a lifting sliding block is arranged on the inner side of the lifting sliding groove in a sliding mode, a limiting connecting block is fixedly arranged at one end of the lifting sliding block, a limiting screw rod is fixedly arranged at the other end of the lifting sliding block, an inserting sleeve is fixedly arranged on one side, away from the lifting sliding block, of the limiting connecting block, a limiting nut is in threaded connection with the outer side of the limiting screw rod, and a manual rotary table is fixedly connected to the outer side of the limiting nut in a fixing mode.

Preferably, the limiting connecting block is attached to one side of the mounting backboard, and the limiting nut is attached to the other side of the mounting backboard.

Preferably, one end of the limit screw, which is far away from the lifting slide block, is provided with a nut limit plate, and the limit screw is fixedly connected with the nut limit plate.

Preferably, a bottom support assembly is arranged at the bottom of the lifting type inserting assembly, and the bottom support assembly comprises a bottom plate.

Preferably, the center of the top of the bottom plate is fixedly provided with a vertical plate, the front surface of the vertical plate is uniformly provided with a plurality of pin shafts in a penetrating manner from left to right, and the plurality of pin shafts are rotatably connected with the vertical plate.

Preferably, a support plate A is sleeved on the outer side of each pin shaft, a support plate B is fixedly arranged at the top end of each support plate A, and each support plate B is fixedly connected with the mounting backboard.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with a plurality of over-and-under type grafting subassemblies to when needing to dismantle the maintenance to this device, the technical staff can rotate manual turntable, and then utilize manual turntable to drive stop nut along the direction motion of stop screw to keeping away from the installation backplate, and then relieve the compressing tightly to the installation backplate, and the grafting sleeve then can descend along the lift spout through the lift slider this moment, and then directly breaks away from by the horizontal support member outside of lower chord, compares in the same type device among the prior art, the utility model discloses can comparatively convenient completion dismantlement operation, the in-service use is more nimble and convenient, and the result of use is more ideal;

2. the utility model discloses a be provided with the nut limiting plate to it is spacing to utilize the nut limiting plate to carry out limit nut, and then avoids limit nut excessive rotation and takes place by the condition that the stop screw outside breaks away from.

Drawings

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

FIG. 2 is a schematic side sectional view of the lifting type plugging assembly of the present invention;

fig. 3 is the utility model discloses a lifting slide, spacing connecting block and spacing screw overlook the schematic structure.

In the figure: 1. a lifting type plug-in assembly; 11. mounting a back plate; 12. a lifting chute; 13. a lifting slide block; 14. a limiting connecting block; 15. a limit screw; 16. inserting a sleeve; 17. a limit nut; 18. a manual turntable; 19. a nut limiting plate; 2. a bottom support assembly; 21. a base plate; 22. a vertical plate; 23. a pin shaft; 24. a support plate A; 25. and (4) a support plate B.

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 utility model provides a can unilateral support steel structure node to pivoted truss lower chord as shown in fig. 1-3, as shown in fig. 1 and fig. 2, refer to fig. 3 simultaneously, including a plurality of over-and-under type grafting subassemblies 1.

More specifically, the lifting plug-in component 1 comprises a mounting backboard 11, a lifting chute 12 is arranged in the middle of the front surface of the mounting backboard 11, a lifting slider 13 is arranged in the lifting chute 12 in a sliding manner, a limit connecting block 14 is fixedly arranged at one end of the lifting slider 13, a limit screw 15 is fixedly arranged at the other end of the lifting slider 13, a plug-in sleeve 16 is fixedly arranged at one side of the limit connecting block 14 away from the lifting slider 13, a limit nut 17 is in threaded connection with the outer side of the limit screw 15, the limit connecting block 14 is attached to one side of the mounting backboard 11, the limit nut 17 is attached to the other side of the mounting backboard 11, a manual rotating disc 18 is fixedly sleeved and arranged at the outer side of the limit nut 17, so that a technician can rotate the manual rotating disc 18, further, the limit nut 17 is driven by the manual rotating disc 18 to move along the limit screw 15 in the direction away from the mounting backboard 11, and further the pressing of the mounting backboard 11 is relieved, at this time, the plugging sleeve 16 can descend along the lifting chute 12 through the lifting slider 13, and then is directly separated from the outer side of the lower chord horizontal support rod.

Simultaneously, the one end that lifting slide 13 was kept away from to stop screw 15 sets up nut limiting plate 19, stop

screw

15 and 19 fixed connection of nut limiting plate, the utility model discloses a set up nut limiting plate 19 to it is spacing to utilize nut limiting plate 19 to carry out stop nut 17, and then avoids stop nut 17 excessive rotation and takes place by the condition that the stop screw 15 outside breaks away from.

As shown in fig. 1, bottom sprag subassembly 2 is set up to a plurality of over-and-under type plug-in components 1 bottom, bottom sprag subassembly 2 includes bottom plate 21, bottom plate 21 top center department is fixed to be set up riser 22, riser 22 openly evenly runs through from left to right and sets up a plurality of round pin axles 23, a plurality of round pin axles 23 all rotate with riser 22 to be connected, a plurality of round pin axles 23 outside all cup joints and sets up extension board a24, the fixed extension board B25 that sets up in extension board a24 top, extension board B25 and installation backplate 11 fixed connection, so that over-and-under type plug-in component 1 can use round pin axle 23 to rotate as the axle center through extension board B25 and extension board a 24.

The utility model discloses the theory of operation:

in practical use, a technician can insert the plurality of lower chord horizontal support rods into the plurality of inserting sleeves 16 respectively for fixing;

when the device needs to be replaced, a technician can rotate a manual rotating disc 18 in the lifting type inserting assembly 1, then the manual rotating disc 18 is used for driving a limiting nut 17 to move in the direction away from the mounting backboard 11 outside a limiting screw 15, further the pressing of the limiting screw 15 on the mounting backboard 11 is relieved, at the moment, a lifting slide block 13 can slide up and down on the inner side of a lifting slide groove 12, the technician can manually push an inserting sleeve 16 downwards, and further the inserting sleeve 16 is separated from the outer side of a lower chord horizontal supporting rod piece;

Repeating the operation to separate the plug sleeves 16 in the plurality of lifting plug assemblies 1 from the outer sides of the lower chord horizontal support rods, and then removing the device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a but unilateral pivoted truss last quarter support steel constructs node which characterized in that: comprises a plurality of lifting plug-in components (1);

over-and-under type grafting subassembly (1) is including installation backplate (11), lifting chute (12) have been seted up at installation backplate (11) openly middle part, lifting chute (12) inboard slides and is provided with elevator slide block (13), elevator slide block (13) one end is fixed and is provided with limit connection piece (14), elevator slide block (13) other end is fixed and is provided with stop screw (15), one side that elevator slide block (13) were kept away from in limit connection piece (14) is fixed and is provided with grafting sleeve (16), stop screw (15) outside threaded connection has stop nut (17), stop nut (17) outside fixed cover connects and is provided with manual carousel (18).

2. The truss lower chord supporting steel structure node capable of rotating in one direction according to claim 1, wherein: spacing connecting block (14) and installation backplate (11) one side laminating, stop nut (17) and installation backplate (11) opposite side laminating.

3. The truss lower chord supporting steel structure node capable of rotating in one direction according to claim 1, wherein: and a nut limiting plate (19) is arranged at one end, far away from the lifting slide block (13), of the limiting screw rod (15), and the limiting screw rod (15) is fixedly connected with the nut limiting plate (19).

4. The truss lower chord supporting steel structure node capable of rotating in one direction according to claim 1, wherein: a bottom supporting assembly (2) is arranged at the bottom of the lifting type inserting assembly (1), and the bottom supporting assembly (2) comprises a bottom plate (21).

5. The truss lower chord supporting steel structure node capable of rotating in one direction as claimed in claim 4, wherein: the bottom plate (21) top center department is fixed and is provided with riser (22), riser (22) openly evenly run through from the left hand right side and be provided with a plurality of round pin axles (23), and is a plurality of round pin axle (23) all rotate with riser (22) and are connected.

6. The truss lower chord supporting steel structure node capable of rotating in one direction as claimed in claim 5, wherein: a support plate A (24) is sleeved on the outer side of each pin shaft (23), a support plate B (25) is fixedly arranged at the top end of each support plate A (24), and each support plate B (25) is fixedly connected with the installation back plate (11).