CN111042317B - Rod piece length adjusting device for connecting steel-structured net racks - Google Patents

Rod piece length adjusting device for connecting steel-structured net racks Download PDF

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Publication number
CN111042317B
CN111042317B CN201911231437.5A CN201911231437A CN111042317B CN 111042317 B CN111042317 B CN 111042317B CN 201911231437 A CN201911231437 A CN 201911231437A CN 111042317 B CN111042317 B CN 111042317B
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gear
rotating shaft
connecting rod
block
drives
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CN201911231437.5A
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CN111042317A (en
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李辉根
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Jiangxi Huachen Steel Structure Co ltd
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Jiangxi Huachen Steel Structure Co ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19Three-dimensional framework structures
    • E04B1/1903Connecting nodes specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19Three-dimensional framework structures
    • E04B2001/1957Details of connections between nodes and struts
    • E04B2001/196Screw connections with axis parallel to the main axis of the strut

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Transmission Devices (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

The invention discloses a rod length adjusting device for connecting a steel structure net rack, which comprises a first connecting rod and a second connecting rod, wherein an installation box is welded on the outer side of the first connecting rod, a first rotating shaft is arranged on the front wall of the installation box in a rotating mode, a first gear is connected onto the first rotating shaft in a connected mode, a second gear is meshed with the first gear and is connected onto the second rotating shaft in a key mode, a first bevel gear is connected onto the second rotating shaft in a key mode, a second bevel gear is meshed with the first bevel gear in a key mode, the second bevel gear is connected onto the third rotating shaft in a key mode, the third rotating shaft is connected with a first installation block in a rotating mode through a bearing, the first installation block is fixed at the upper end of the first connecting rod, a lead screw is welded at the upper end of the third rotating shaft, a transmission nut is in threaded transmission mode, a second installation block is inlaid on the outer side of the transmission nut. Realize the length adjustment to the rack connecting rod, improve the taut stability and the fastness of connecting rod.

Description

Rod piece length adjusting device for connecting steel-structured net racks
Technical Field
The invention belongs to the technical field of steel-structure net rack connecting rods, and particularly relates to a rod piece length adjusting device for connecting a steel-structure net rack.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are usually connected by welding seams, bolts or rivets, and the steel structure net frame is a spatial structure formed by connecting a plurality of rod pieces through nodes according to a certain grid form. The device has the advantages of small space stress, light weight, high rigidity, good earthquake resistance and the like; can be used as the roof of buildings such as gymnasiums, movie theaters, exhibition halls, waiting halls, stadium stand awnings, hangars, bidirectional large-column-distance workshops and the like.
Because the steel constructs the rack and is connected the equipment by many connecting rods together, and whole area is big, the shape is complicated, so after the rack equipment finishes, often need stabilize the rack in order to improve the stability and the fastness of whole rack, it needs to use the connecting rod piece to stabilize, utilize the connecting rod piece to connect rack and ground, and then improve the fastness and the stability of whole rack, the connecting rod piece that present firm rack used is a whole mostly, length can not be adjusted, and then often the pulling force is not enough when the taut rack of connecting rod, and it is inconvenient to adjust, lead to whole rack unstability, for this reason, we propose a steel structure rack and connect and use member length adjusting device to solve the problem that exists among the prior art.
Disclosure of Invention
The invention aims to provide a rod length adjusting device for connecting a steel-structure net rack, which aims to solve the problems that most connecting rods for stabilizing the net rack are integral and cannot be adjusted in length, and further, when the net rack is tensioned by connecting rods, the tension is often insufficient, the adjustment is inconvenient, and the integral net rack is unstable in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rod length adjusting device for connecting a steel structure net rack comprises a first connecting rod and a second connecting rod, wherein an installation box is welded on the outer side of the upper end of the first connecting rod, a first rotating shaft is connected to the front wall of the installation box in a rotating mode through a bearing, a first gear is connected to one end of the first rotating shaft in a key mode, a second gear is connected to the upper end of the first gear in a meshing transmission mode, the first gear and the second gear are located inside the installation box, the second gear is connected to the second rotating shaft in a key mode, the second rotating shaft penetrates through the inside of the first connecting rod and is connected with the side wall of the first connecting rod in a rotating mode through the bearing, a first bevel gear is connected to the middle key of the second rotating shaft, a second bevel gear is connected to the upper end of the first bevel gear in a meshing transmission mode, the second bevel gear is connected to the lower end of a third rotating shaft in a key mode, the utility model discloses a first installation piece, including first connecting rod, first installation piece, third pivot, screw thread transmission, drive nut, second installation piece, locking mechanism and second gear, first installation piece is fixed at the upper end tip of first connecting rod, the upper end welding of third pivot has the lead screw, screw thread transmission is connected with drive nut on the lead screw, drive nut's the outside is inlayed and is had the second installation piece, the lower extreme tip at the second connecting rod is fixed to the second installation piece, the upper end tip of lead screw extends to the inside of second connecting.
Preferably, the locking mechanism comprises a locking bolt, the locking bolt is screwed on the front wall of the installation box, the end part of the locking bolt is inserted into the locking hole, and the locking hole is formed in the end face of the second gear.
Preferably, the inlet of the locking hole is provided with a conical chamfer.
Preferably, the spring pad is sleeved on the outer side of the locking bolt and located on the outer side of the installation box.
Preferably, a square block is arranged at one end of the first rotating shaft, which is far away from the first gear, a rotating block is arranged on the outer side of the square block, a square hole is formed in the rotating block, the square block is inserted into the square hole, a through hole is formed in the middle of the rotating block, and a rocker is inserted into the through hole.
Preferably, the end parts of the two ends of the rocker are welded with first limiting blocks.
Preferably, the outer side of the rocker is sleeved with a rubber sleeve.
Preferably, the upper end of the screw rod is welded with a second limiting block, and the second limiting block is located inside the second connecting rod.
The invention has the technical effects and advantages that: compared with the prior art, the rod length adjusting device for connecting the steel-structure net racks has the following advantages that:
1. the invention is connected with the installation surface through the first connecting rod, the second connecting rod is connected with the net rack, then the first rotating block is driven to rotate by hands through rotating the rocker, the rotating block drives the first rotating shaft to rotate through the square block, the first rotating shaft drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the second rotating shaft to rotate, the second rotating shaft drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the third rotating shaft to rotate, the third rotating shaft drives the screw rod to rotate, the rotation of the screw rod drives the transmission nut to move downwards along the screw rod, the transmission nut drives the second mounting block to move downwards, the second mounting block drives the second connecting rod to move downwards, the second connecting block can further tension the net rack, so that the stability and firmness of the net rack are improved, the structure is simple, and the operation is convenient;
2. according to the invention, the locking bolt is rotated after the connecting rod is adjusted, and then the end part of the locking bolt is inserted into the locking hole on the end surface of the second gear, so that the second gear is locked and fixed, the second gear is prevented from rotating, the looseness between the first connecting rod and the second connecting rod is avoided, and the stability and firmness of the device are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a schematic view of the construction of the transmission member of the present invention;
FIG. 4 is an enlarged view of the invention at A;
fig. 5 is an exploded view of the rocker and rotating block of the present invention.
Reference numerals: 1. a first connecting rod; 2. a second connecting rod; 3. installing a box; 4. a first rotating shaft; 5. a first gear; 6. a second gear; 7. a second rotating shaft; 8. a first bevel gear; 9. a second bevel gear; 10. a third rotating shaft; 11. a first mounting block; 12. a screw rod; 13. a drive nut; 14. a second mounting block; 15. a locking mechanism; 151. locking the bolt; 152. a locking hole; 153. conical chamfering; 154. a spring pad; 16. a square block; 17. rotating the block; 18. a square hole; 19. a through hole; 20. a rocker; 21. a first stopper; 22. a rubber sleeve; 23. and a second limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 3, the invention provides a rod length adjusting device for connecting a steel structure net rack, which comprises a first connecting rod 1 and a second connecting rod 2, wherein an installation box 3 is welded on the outer side of the upper end of the first connecting rod 1, a first rotating shaft 4 is rotatably connected on the front wall of the installation box 3 through a bearing, a first gear 5 is connected to one end part of the first rotating shaft 4 in a key way, a second gear 6 is connected to the upper end of the first gear 5 in a meshing transmission way, the first gear 5 and the second gear 6 are both positioned in the installation box 3, the diameter of the second gear 6 is twice of that of the first gear 5, the force during rotation is saved, and the tensioning work is convenient;
as shown in fig. 1, 2 and 3, a second gear 6 is keyed on a second rotating shaft 7, the second rotating shaft 7 penetrates through the inside of a first connecting rod 1 and is rotatably connected with the side wall of the first connecting rod 1 through a bearing, the middle of the second rotating shaft 7 is keyed with a first bevel gear 8, the upper end of the first bevel gear 8 is in meshing transmission connection with a second bevel gear 9, the second bevel gear 9 is keyed on the lower end of a third rotating shaft 10, the third rotating shaft 10 is rotatably connected with a first mounting block 11 through a bearing, the first mounting block 11 is fixed on the upper end of the first connecting rod 1, the upper end of the third rotating shaft 10 is welded with a screw rod 12, a transmission nut 13 is in threaded transmission connection with the screw rod 12, a second mounting block 14 is inlaid on the outer side of the transmission nut 13, the second mounting block 14 is fixed on the lower end of the second connecting rod 2, the upper end of the screw rod 12 extends to, in order to prevent the screw rod 12 from rotating out of the second connecting rod 2, a second limiting block 23 is welded at the upper end part of the screw rod 12, and the second limiting block 23 is positioned in the second connecting rod 2 to play a role in limiting and protecting;
as shown in fig. 1-4, a locking mechanism 15 is disposed between the mounting box 3 and the second gear 6, the locking mechanism 15 includes a locking bolt 151, the locking bolt 151 is screwed on the front wall of the mounting box 3, an end of the locking bolt 151 is inserted into a locking hole 152, the locking hole 152 is disposed on an end surface of the second gear 6, in order to facilitate the locking bolt 151 to smoothly enter the locking hole 152, a tapered chamfer 153 is disposed at an inlet of the locking hole 152, in order to improve stability of the locking bolt 151 when locked, a spring pad 154 is sleeved on an outer side of the locking bolt 151, the spring pad 154 is located on an outer side of the mounting box 3, so as to prevent the locking bolt 151 from loosening and improve safety;
as shown in fig. 2-5, a square block 16 is arranged at one end of the first rotating shaft 4 far away from the first gear 5, a rotating block 17 is arranged on the outer side of the square block 16, a square hole 18 is formed in the rotating block 17, the square block 16 is inserted into the square hole 18, a through hole 19 is formed in the middle of the rotating block 17, a rocker 20 is inserted into the through hole 19, in order to improve the comfort of the rocker 20, a rubber sleeve 22 is sleeved on the outer side of the rocker 20, in order to prevent the rocker 20 from sliding out of the rotating block 17, first limiting blocks 21 are welded at the end portions of two ends of the rocker 20, and the limiting and protecting effects are achieved.
The structure principle is as follows: firstly, a first connecting rod 1 is connected with an installation surface, a second connecting rod 2 is connected with a steel structure net rack, then a rocker 20 is rotated by hands, the rocker 20 drives a first rotating block 17 to rotate, the rotating block 17 drives a first rotating shaft 4 to rotate through a square block 16, the first rotating shaft 4 drives a first gear 5 to rotate, and the first gear 5 drives a second gear 6 meshed with the first gear to rotate;
the second gear 6 rotates to drive the second rotating shaft 7 to rotate, then the second rotating shaft 7 drives the first bevel gear 8 to rotate, then the first bevel gear 8 drives the second bevel gear 9 meshed with the first bevel gear to rotate, then the second bevel gear 9 drives the third rotating shaft 10 to rotate, then the third rotating shaft 10 drives the screw rod 12 to rotate, the rotation of the screw rod 12 drives the transmission nut 13 to move downwards along the screw rod 12, then the transmission nut 13 drives the second mounting block 14 to move downwards, then the second mounting block 14 drives the second connecting rod 2 to move downwards, and then the second connecting rod 2 pulls down the steel structure net rack, so that the steel structure net rack is tensioned, and the stability and the firmness of the steel structure net rack are improved;
second connecting rod 2 rotates locking bolt 151 after adjusting, and then in locking hole 152 on the tip of locking bolt 151 inserted the second gear 6 terminal surface, and then realize fixed to second gear 6's locking, prevent that it from taking place the rotation, and then avoid taking place between head rod 1 and the second connecting rod 2 not hard up, improve the stability and the fastness of 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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (1)

1. The utility model provides a steel constructs rack and connects with member length adjustment device, includes head rod (1) and second connecting rod (2), its characterized in that: the outer side of the upper end of the first connecting rod (1) is welded with an installation box (3), the front wall of the installation box (3) is rotatably connected with a first rotating shaft (4) through a bearing, the end part of one end of the first rotating shaft (4) is in keyed connection with a first gear (5), the upper end of the first gear (5) is in meshed transmission connection with a second gear (6), the first gear (5) and the second gear (6) are both positioned inside the installation box (3), the second gear (6) is in keyed connection with a second rotating shaft (7), the second rotating shaft (7) penetrates through the inside of the first connecting rod (1) and is in rotatable connection with the side wall of the first connecting rod (1) through a bearing, the middle key of the second rotating shaft (7) is connected with a first bevel gear (8), the upper end of the first bevel gear (8) is in meshed transmission connection with a second bevel gear (9), the second bevel gear (9) is in key connection with the lower end of a third rotating shaft (10), the third rotating shaft (10) is rotatably connected with a first installation block (11) through a bearing, the first installation block (11) is fixed at the upper end part of a first connecting rod (1), a lead screw (12) is welded at the upper end of the third rotating shaft (10), a transmission nut (13) is connected onto the lead screw (12) in a threaded transmission manner, a second installation block (14) is embedded in the outer side of the transmission nut (13), the second installation block (14) is fixed at the lower end part of a second connecting rod (2), the upper end part of the lead screw (12) extends into the second connecting rod (2), and a locking mechanism (15) is arranged between the installation box (3) and the second gear (6);
the locking mechanism (15) comprises a locking bolt (151), the locking bolt (151) is in threaded connection with the front wall of the mounting box (3), the end part of the locking bolt (151) is inserted into a locking hole (152), and the locking hole (152) is formed in the end face of the second gear (6);
a conical chamfer (153) is arranged at the inlet of the locking hole (152);
the outer side of the locking bolt (151) is sleeved with a spring pad (154), and the spring pad (154) is located on the outer side of the installation box (3);
a square block (16) is arranged at one end part of the first rotating shaft (4) far away from the first gear (5), a rotating block (17) is arranged on the outer side of the square block (16), a square hole (18) is formed in the rotating block (17), the square block (16) is inserted into the square hole (18), a through hole (19) is formed in the middle of the rotating block (17), and a rocker (20) is inserted into the through hole (19);
the end parts of the two ends of the rocker (20) are welded with first limiting blocks (21);
a rubber sleeve (22) is sleeved on the outer side of the rocker (20);
a second limiting block (23) is welded at the upper end part of the screw rod (12), and the second limiting block (23) is positioned inside the second connecting rod (2);
when the connecting device is used, the first connecting rod (1) is connected with an installation surface, the second connecting rod (2) is connected with a steel structure net rack, then the rocker (20) is rotated by hands, the rocker (20) drives the first rotating block (17) to rotate, the rotating block (17) drives the first rotating shaft (4) to rotate through the square block (16), the first rotating shaft (4) drives the first gear (5) to rotate, and the first gear (5) drives the second gear (6) which is meshed with the first rotating shaft to rotate;
the second rotating shaft (7) is driven to rotate by the rotation of the second gear (6), the second rotating shaft (7) drives the first bevel gear (8) to rotate, the first bevel gear (8) drives the second bevel gear (9) meshed with the first bevel gear to rotate, the second bevel gear (9) drives the third rotating shaft (10) to rotate, the third rotating shaft (10) drives the screw rod (12) to rotate, the rotation of the screw rod (12) drives the transmission nut (13) to move downwards along the screw rod (12), the transmission nut (13) drives the second installation block (14) to move downwards, the second installation block (14) drives the second connecting rod (2) to move downwards, the second connecting rod (2) pulls down the steel structure net rack, the tensioning of the steel structure is realized, and the stability and the firmness of the steel structure net rack are improved;
second connecting rod (2) are adjusted well back and are rotated locking bolt (151), and then the tip of locking bolt (151) inserts in locking hole (152) on second gear (6) terminal surface, and then realize fixed to the locking of second gear (6), prevent that it from taking place the rotation, and then avoid taking place between head rod (1) and second connecting rod (2) not hard up, improve the stability and the fastness of device.
CN201911231437.5A 2019-12-05 2019-12-05 Rod piece length adjusting device for connecting steel-structured net racks Active CN111042317B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911231437.5A CN111042317B (en) 2019-12-05 2019-12-05 Rod piece length adjusting device for connecting steel-structured net racks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911231437.5A CN111042317B (en) 2019-12-05 2019-12-05 Rod piece length adjusting device for connecting steel-structured net racks

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CN111042317A CN111042317A (en) 2020-04-21
CN111042317B true CN111042317B (en) 2021-03-12

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ574203A (en) * 2006-07-27 2012-02-24 Delaval Holding Ab A rotary parlour for milking of animals, which rotates using rollers and a circular rail member where the rail member comprises two parts
CN202249011U (en) * 2011-10-21 2012-05-30 苏州中正建设工程有限公司 Suspended ceiling structure of cold storage
CN208760701U (en) * 2018-09-20 2019-04-19 湖北睿智儿童用品有限公司 Sunshade closing device and perambulator
CN209282754U (en) * 2019-01-24 2019-08-20 胥万代 A kind of highway construction land buried cable temporary protection device

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