CN211508492U

CN211508492U - Cable testing bridge fixed knot constructs under big span

Info

Publication number: CN211508492U
Application number: CN202020438886.9U
Authority: CN
Inventors: 林方齐; 胡逢伟
Original assignee: Guangdong Hongtao Construction Co ltd
Current assignee: Guangdong Hongtao Construction Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-09-15
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to a cable testing bridge fixed knot constructs under big span, its technical scheme main points are: the structure comprises a structure post and a crosspiece arranged on one side of the structure post, wherein a pair of I-shaped steels which are parallel to each other is arranged at the bottom of the crosspiece; a plurality of groups that are used for bearing cable testing bridge are provided with the bearing subassembly that lays along structure post direction of height in I-steel bottom, and upper and lower two adjacent bearing subassemblies are pegged graft through fixed subassembly, and the bearing subassembly includes a pair of parallel arrangement's stand and is connected and be used for the bearing board of bearing cable testing bridge with a pair of stand, and the spread groove has been seted up to a pair of stand up end, the lower terminal surface rigid coupling of a pair of stand have with the fixed strip of spread groove cooperation joint, fixed subassembly includes fixes the fixed pin in the spread groove with the fixed strip. The utility model has the advantages that be convenient for add and establish new bearing subassembly and arrange the rational utilization space to the cable that increases newly.

Description

Cable testing bridge fixed knot constructs under big span

Technical Field

The utility model relates to a cable bridge installation technical field, concretely relates to cable testing bridge fixed knot constructs under big span.

Background

The large-span cable bridge is assembled by pultrusion glass fiber reinforced plastic profiles and is suitable for power cables, control cables, lighting cables, accessories and the like. Compared with the bridge made of iron, the bridge has the advantages of long service life (the general design life is twenty years), convenient installation and low cost (the specific gravity is only 1/4 made of carbon steel, fire is not needed in construction, the length of a single bridge can reach 8 meters or even longer), convenient cutting, no maintenance and the like.

The utility model discloses a cable testing bridge fixed knot constructs under big span is disclosed to current grant bulletin number CN203589615U, evenly lay the crane span structure trailing arm along crane span structure stand direction of height including structure post, crane span structure stand and a plurality of, the crane span structure trailing arm is fixed between two crane span structure stands, crane span structure stand top is provided with the I-steel that is parallel to each other, and every 5m ~10m adopts the crosspiece to connect two I-steels fixedly, the crosspiece is meetting structure post department one end and structure post vertical fixation, and one end is connected with draw channel-section steel one end to one side in addition, draws channel-section steel other one end and structure post welded fastening to one side.

Because the factory area is in the secondary fitment, large-scale consumer may newly-increased to the quantity of cable has been increased, and the number of piles of the bridge bracket arm in the cable testing bridge of installation has been confirmed before, can't be used for placing the cable quantity of extra increase, and the staff need additionally establish installation cable testing bridge, causes the waste of space easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a cable testing bridge fixed knot constructs under big span, its advantage is convenient for add establish new bearing subassembly arrange the rational utilization space to the cable that increases.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a cable bridge fixing structure under a large span comprises a structural pillar and a crosspiece arranged on one side of the structural pillar, wherein a pair of I-shaped steels which are parallel to each other is arranged at the bottom of the crosspiece; a plurality of groups that are used for bearing cable testing bridge are provided with the bearing subassembly that lays along structure post direction of height in I-steel bottom, and upper and lower two adjacent bearing subassemblies are pegged graft through fixed subassembly, and the bearing subassembly includes a pair of parallel arrangement's stand and is connected and be used for the bearing board of bearing cable testing bridge with a pair of stand, and the spread groove has been seted up to a pair of stand up end, the lower terminal surface rigid coupling of a pair of stand have with the fixed strip of spread groove cooperation joint, fixed subassembly includes fixes the fixed pin in the spread groove with the fixed strip.

Through adopting above-mentioned technical scheme, need additionally add when establishing the bearing subassembly, the staff carries out the joint of counterpointing through the spread groove of another bearing subassembly upper mast and the fixed strip of fixing the stand bottom on the structure post, then through crossing the fixed pin connecting hole and butt joint hole, fix the fixed strip in the spread groove, thereby newly-increased bearing subassembly is fixed in original bearing subassembly below through pegging graft, moreover, the steam generator is simple in structure, the staff of being convenient for requires more that the cable quantity adds and establishes extra bearing subassembly, make newly-increased cable arrange in original cable below, the rational utilization space.

The present invention may be further configured in a preferred embodiment as: the head of the fixing pin is provided with a limiting ring for limiting the fixing pin to be separated from the inserting position, a through hole penetrating through the fixing pin is formed in the fixing pin, the limiting ring is elastic, and two ends of the limiting ring are clamped into the through hole and fixed with the fixing pin.

Through adopting above-mentioned technical scheme, in the staff inserted and establishes the stand through inserting the fixed pin, then pulled the joint pole towards the direction of the back for deformation takes place for a pair of joint pole, wears the fixed pin in from the both ends of through-hole, thereby restriction fixed pin breaks away from the grafting position, makes about two adjacent bearing subassembly pegs graft more stable.

The present invention may be further configured in a preferred embodiment as: and the I-shaped steel and the crosspiece are connected through a plurality of bolts.

Through adopting above-mentioned technical scheme, the staff of being convenient for dismantles and installs the I-steel.

The present invention may be further configured in a preferred embodiment as: the crosspiece has the mounting panel that the terminal surface area is greater than crosspiece terminal surface area towards the welding of one side of structure post, and the mounting panel is connected through a plurality of bolt with the structure post.

Through adopting above-mentioned technical scheme, the area of contact of increase crosspiece and structure post is set up to the mounting panel for crosspiece is more stable, firm with the fixed of structure post.

The present invention may be further configured in a preferred embodiment as: be provided with on a pair of stand of I-steel bottom and be used for sliding the subassembly that slides of being connected with the I-steel, the subassembly that slides includes can dismantle the mount of being connected and set up on the mount and can dismantle and slide the pulley of being connected with the I-steel on the mount.

By adopting the technical scheme, the I-steel and the upright post are connected together by the sliding assembly, and the I-steel and the upright post can be conveniently transported in a split manner by dismounting the sliding assembly, so that the space occupation during transportation is reduced; the sliding component enables the upright post to be connected with the I-steel in a sliding mode, and a worker can adjust the position of the bearing component on the I-steel according to actual needs.

The present invention may be further configured in a preferred embodiment as: the I-steel includes the first fixed plate with the crosspiece rigid coupling, second fixed plate and perpendicular rigid coupling that align the setting with first fixed plate parallel are in the connecting plate that first fixed plate bottom and second fixed plate are connected, the pulley sets up to two, set up respectively at the both ends of second fixed plate and slide with the second fixed plate and be connected, the mount includes the connecting axle of being connected with two pulley coaxial rotations, perpendicular rigid coupling deviates from the montant of pulley one end at the connecting axle and deviates from the horizontal pole of the perpendicular rigid coupling of connecting axle one end with the montant, the horizontal pole is parallel with the connecting axle syntropy, be provided with the post of inserting of pegging graft with the stand cooperation on the horizontal pole, be provided with on the stand and pass the stand and.

Through adopting above-mentioned technical scheme, the staff is through on sliding the pulley from the tip of second fixed plate into the second fixed plate to insert the post and establish in the spread groove, through inserting post and stand with the bolt traversing, revolve the twist nut, make the inserted bar tightly fixed with the spread groove joint, thereby fix stand and second fixed plate. Staff's accessible promotes the pulley, adjusts the position that the stand was fixed on the second fixed plate to adjust the interval of controlling adjacent two sets of bearing components.

The present invention may be further configured in a preferred embodiment as: the crosspiece deviates from the one end welding of structure post has the stiffener, and the stiffener other end passes through bolted connection with the structure post.

Through adopting above-mentioned technical scheme, the setting of stiffener for be connected more firmly between crosspiece and the structure post.

To sum up, the utility model discloses following beneficial effect has:

1. the upper and lower adjacent bearing assemblies are fixed through insertion and then fixed through the fixing assemblies, so that the structure is simple, a worker can conveniently add and arrange a new bearing assembly, a newly added cable can be conveniently placed, and the space is reasonably utilized;

2. the supporting component is detachably connected with the I-shaped steel, so that workers can conveniently detach and install the supporting component;

3. the reinforcing rods are additionally arranged, so that the possibility that the crosspiece is damaged due to overlarge stress is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

figure 2 is a schematic view of the construction of the highlighted support assembly;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the structure of the highlighting glide assembly.

In the figure, 1, structural columns; 2. a crosspiece; 21. mounting a plate; 3. i-shaped steel; 31. a first fixing plate; 32. a connecting plate; 33. a second fixing plate; 4. a holding assembly; 41. a column; 411. connecting grooves; 412. a fixing strip; 4121. a butt joint hole; 413. connecting holes; 42. a support plate; 5. a fixing assembly; 51. a fixing pin; 511. a through hole; 52. a confinement ring; 521. an arc-shaped portion; 522. a clamping and connecting rod; 6. a slipping component; 61. a pulley; 62. a fixed mount; 621. a connecting shaft; 622. a cross bar; 623. a vertical rod; 624. inserting a column; 7. a reinforcing rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): as shown in fig. 1 and fig. 2, a cable testing bridge fixed knot constructs under big span, including establishing a pair of structure post 1 on the ground immediately, a pair of structure post 1 parallel arrangement, one side of structure post 1 is provided with crosspiece 2, crosspiece 2 sets up with structure post 1 is perpendicular, crosspiece 2 welds the mounting panel 21 that the terminal surface area is greater than crosspiece 2 terminal surface area towards one side of structure post 1, mounting panel 21 pastes with structure post 1 and leans on, be provided with the bolt of fixing mounting panel 21 on structure post 1 on the mounting panel 21, the bolt sets up to 4, even four corners of laying at mounting panel 21.

As shown in fig. 1 and 2, a pair of i-beams 3 arranged in parallel is arranged at the bottom of the crosspiece 2, the pair of i-beams 3 is located at the bottom of two ends of the crosspiece 2, the i-beams 3 include a first fixing plate 31 connected with the crosspiece 2, a second fixing plate 33 arranged in parallel and aligned with the first fixing plate 31, and a connecting plate 32 vertically fixed at the bottom of the first fixing plate 31 and connected with the second fixing plate 33, and the first fixing plate 31 is fixed on the crosspiece 2 by bolts.

As shown in fig. 1 and 2, crosspiece 2 has stiffener 7 in the welding of the one end that deviates from structure post 1, stiffener 7 deviates from the one end of crosspiece 2 and adds the mounting panel 21 that is equipped with the terminal surface area and is greater than 7 terminal surface areas of stiffener, be provided with 4 bolts fixed with structure post 1 on the mounting panel 21, 4 bolt office evenly lays in the four corners department of mounting panel 21, the clamp between crosspiece 2 and the stiffener 7 is 45, make crosspiece 2, stiffener 7 and structure post 1 three form stable triangle-shaped, make stiffener 7 bear the effort that some cable testing bridges were applyed, thereby make the atress of crosspiece 2 more reasonable, reduce the possibility that crosspiece 2 damaged.

As shown in fig. 2 and fig. 3, 4 groups of supporting members 4 for supporting the cable tray are disposed at the bottom of the second fixing plate 33, and 4 groups of supporting members 4 are uniformly distributed along the height direction of the structural column 1, and in combination with fig. 4, two adjacent supporting members 4 are inserted into each other through the fixing member 5. The supporting member 4 includes a pair of parallel arrangement's stand 41 and is connected and be used for supporting the bearing board 42 of cable testing bridge with a pair of stand 41, and wherein, a pair of stand 41 is hollow section bar, alleviates the weight of stand 41, and the connecting groove 411 has been seted up to the up end of a pair of stand 41, and the lower terminal surface of stand 41 extends and is provided with the fixed strip 412 with connecting groove 411 cooperation joint, and the fixed member 5 includes fixes the fixed pin 51 in the connecting groove 411 with the fixed strip 412. The staff is through fixing stand 41 on second fixed plate 33 earlier, then carry out preliminary location through the joint cooperation of fixed strip 412 and spread groove 411 with other stand 41, set up the connecting hole 413 that transversely pierces through stand 41 on the relative spread groove 411's of stand 41 lateral wall, be provided with the butt joint hole 4121 with the connecting hole 413 intercommunication on the fixed strip 412, the staff is through crossing connecting hole 413 and butt joint hole 4121 with fixed pin 51, fix fixed strip 412 in spread groove 411, thereby it is fixed through pegging graft with two upper and lower adjacent bearing component 4, moreover, the steam generator is simple in structure, be convenient for the staff adds establishes extra bearing component 4, make newly-increased cable arrange in original cable below, the rational utilization space.

As shown in fig. 2 and 4, in order to reduce the falling off of the fixing pin 51 from the upright 41, the fixing assembly 5 further includes a limiting ring 52 disposed at the head of the fixing pin 51 for limiting the fixing pin 51 from the inserting position, the head of the fixing pin 51 is provided with a through hole 511 perpendicular to the length direction of the fixing pin 51, the through hole 511 penetrates through the fixing pin 51, the limiting ring 52 has elasticity, the limiting ring 52 includes an arc portion 521 and a pair of catch levers 522 fixedly connected with the arc portion 521, and the pair of catch levers 522 are located on the same straight line. The staff is through inserting the fixed pin 51 and establishing in the stand 41, then pulls joint rod 522 towards the direction of the back for a pair of joint rod 522 takes place to be out of shape, wears to the fixed pin 51 in from the both ends of through-hole 511, thereby restriction fixed pin 51 breaks away from the grafting position, makes two adjacent supporting components 4 grafting more stable about making.

As shown in fig. 2 and fig. 3, the upright columns 41 at the bottom of the second fixing plate 33 are detachably connected to the second fixing plate 33, a pair of upright columns 41 is provided with a sliding assembly 6 for slidably connecting with the second fixing plate 33, and the sliding assembly 6 includes a fixing frame 62 connected with the upright columns 41 and a pulley 61 arranged on the fixing frame 62 and slidably connected with the second fixing plate 33. Two pulleys 61 are arranged on two sides of the connecting plate 32 respectively, and with reference to fig. 4, the fixing frame 62 comprises a connecting shaft 621 coaxially and rotatably connected with the two pulleys 61, a vertical rod 623 vertically and fixedly connected to one end of the connecting shaft 621 away from the pulleys 61, and a cross rod 622 vertically and fixedly connected to one end of the vertical rod 623 away from the connecting shaft 621, the cross rod 622 is parallel to the connecting shaft 621 in the same direction, an inserting column 624 is arranged on the cross rod 622 and fittingly inserted into the connecting groove 411 on the upper end surface of the upright post 41, a bolt for fixing the inserting column 624 on the upright post 41 by penetrating through the upright post 41 and a nut fitted with the bolt are arranged on the upright post 41, an operator slides the pulley 61 into the second fixing plate 33 from the end of the second fixing plate 33 and, the stud 624 and the upright 41 are transversely penetrated by a bolt, and the nut is screwed, so that the insertion rod is tightly clamped and fixed with the connecting groove 411, and the upright 41 and the second fixing plate 33 are fixed. The worker can adjust the position of the upright 41 fixed on the second fixing plate 33 by pushing the pulley 61, thereby adjusting the interval between the left and right adjacent two sets of the supporting members 4.

The implementation principle of the embodiment is as follows: need additionally to add when establishing bearing component 4, the staff carries out the counterpoint joint through another bearing component 4 goes up stand 41's spread groove 411 and the fixed strip 412 of fixing the stand 41 bottom on structure post 1, then through crossing connecting hole 413 and butt joint hole 4121 with fixed pin 51, fix fixed strip 412 in spread groove 411, thereby newly-increased bearing component 4 is fixed in original bearing component 4 below through pegging graft, moreover, the steam generator is simple in structure, the staff's requirement of cable quantity more of being convenient for adds and establishes extra bearing component 4, make newly-increased cable arrange in original cable below, the rational utilization space.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cable testing bridge fixed knot constructs under big span, includes structure post (1) and crosspiece (2) of setting in structure post (1) one side, the bottom of crosspiece (2) is provided with a pair of I-steel (3) that are parallel to each other, its characterized in that: a pair of I-steel (3) bottom is provided with bearing subassembly (4) that a plurality of groups that are used for bearing the cable testing bridge lay along structure post (1) direction of height, upper and lower two adjacent bearing subassemblies (4) are pegged graft through fixed subassembly (5), bearing subassembly (4) include a pair of parallel arrangement's stand (41) and be connected and be used for bearing board (42) of cable testing bridge with a pair of stand (41), spread groove (411) have been seted up to a pair of stand (41) up end, the lower terminal surface rigid coupling of a pair of stand (41) has fixed strip (412) with spread groove (411) cooperation joint, fixed subassembly (5) are including fixing fixed pin (51) in spread groove (411) with fixed strip (412).

2. The large-span lower cable tray fixing structure of claim 1, wherein: the head of fixed pin (51) is provided with restriction fixed pin (51) and breaks away from the restriction ring (52) of establishing the position of inserting, is provided with through-hole (511) that run through fixed pin (51) on fixed pin (51), and restriction ring (52) have elasticity, including arc portion (521) and set up a pair of joint pole (522) at arc portion (521) both ends, one side joint that a pair of joint pole (522) is relative is gone into in through-hole (511) and is fixed with fixed pin (51).

3. The large-span lower cable tray fixing structure of claim 2, wherein: the I-shaped steel (3) and the crosspiece (2) are connected through a plurality of bolts.

4. The large-span lower cable tray fixing structure of claim 3, wherein: crosspiece (2) have mounting panel (21) that the terminal surface area is greater than crosspiece (2) terminal surface area towards the welding of one side of structure post (1), and mounting panel (21) are connected through a plurality of bolt with structure post (1).

5. The large-span lower cable tray fixing structure of claim 1, wherein: be provided with on a pair of stand (41) of I-steel (3) bottom and be used for sliding subassembly (6) of being connected with I-steel (3), slide subassembly (6) including can dismantle mount (62) of being connected with stand (41) and set up on mount (62) can dismantle and slide pulley (61) of being connected with I-steel (3).

6. The large-span lower cable tray fixing structure of claim 5, wherein: the I-steel (3) comprises a first fixing plate (31) fixedly connected with the crosspiece (2), a second fixing plate (33) arranged in parallel and aligned with the first fixing plate (31) and a connecting plate (32) vertically and fixedly connected to the bottom of the first fixing plate (31) and connected with the second fixing plate (33), two pulleys (61) are arranged, the two pulleys are respectively arranged at two ends of the second fixing plate (33) and slidably connected with the second fixing plate (33), the fixing frame (62) comprises a connecting shaft (621) coaxially and rotatably connected with the two pulleys (61), a vertical rod (623) vertically and fixedly connected to one end of the connecting shaft (621) deviating from the pulley (61) and a transverse rod (622) vertically and fixedly connected to one end of the vertical rod (623), the transverse rod (622) is parallel to the connecting shaft (621) in the same direction, and an inserting column (624) matched and inserted with the upright column (41) is arranged on the transverse rod (622, the upright post (41) is provided with a bolt which passes through the upright post (41) and fixes the insert post (624) on the upright post (41).

7. The large-span lower cable tray fixing structure of claim 1, wherein: crosspiece (2) deviate from the one end welding of structure post (1) has stiffener (7), and the stiffener (7) other end passes through bolted connection with structure post (1).