CN215071418U

CN215071418U - Mounting bracket for cable bridge

Info

Publication number: CN215071418U
Application number: CN202023229085.0U
Authority: CN
Inventors: 俞佳; 王小琴; 史骏辰
Original assignee: Yixing Tianyi Precision Casting Co ltd
Current assignee: Yixing Tianyi Precision Casting Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-12-07
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses an installing support for a cable bridge, which comprises two bearing vertical beams and a cross beam, wherein the front side, the rear side and the outer side of each bearing vertical beam are respectively provided with a side support, the top of each side support is fixed on a top plate, and the bottom of each side support is connected with the cross beam and the bearing vertical beam; the bearing vertical beam comprises a long screw and a vertical beam, the vertical beam and the long screw are assembled through a positioning block with a wave inosculating part, two ends of the side support are movably arranged on the hinged fixing seat, the base is firmly arranged on the cross beam, and a wave-shaped elastic part is arranged between the wire groove and the base. The utility model discloses utilize bearing to erect roof beam, three side supports and locating piece, it is firm to make this installing support stable, during the earthquake, the side support can remove for the fixing base at both ends, and articulated fixing base has mobile space, and the crossbeam can remove for the long screw rod, can provide elastic support for the wire casing both sides through the elastic component, and this installing support fuses an organic whole with rigid connection and flexonics, has improved bearing capacity and antidetonation effect, effective protection cable line.

Description

Mounting bracket for cable bridge

Technical Field

The utility model relates to a installing support technical field of cable testing bridge, more specifically relate to a but installing support for cable testing bridge of shock resistance.

Background

Earthquake waves are generated during earthquakes, and many countries are often subjected to disasters caused by earthquakes. In order to reduce the damage of earthquake to the electromechanical engineering equipment, the earthquake-resistant design of the building electromechanical engineering is necessary. In an earthquake, if a power system and an electric signal transmission system are interrupted, rescue work causes great trouble, so that the shock resistance of the cable bridge installation is very important.

The anti-seismic hoisting support commonly used at present is composed of two parallel bearing suspension rods and a cross beam between the two parallel bearing suspension rods, but when the support adopting the structure is used for installing a cable bridge, the required number is large, the bearing capacity is limited, and the anti-seismic effect is poor due to the adoption of a rigid connection structure. In addition, some anti-seismic hoisting supports are additionally provided with an inclined support on the basis of the structure, two ends of each side support are respectively hinged with the top plate and the cross beam, and when an earthquake occurs, relative displacement and shaking between the hoisting support and the building structure are reduced as far as possible only through one point of activity space at the hinged position. When an earthquake occurs, a transverse earthquake force and a longitudinal earthquake force are generated, the existing hoisting support structure is difficult to resist the acting forces in the two directions, a good earthquake-proof effect cannot be achieved, and great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a cable bridge is installing support, bearing capacity is good, and it is effectual to combat earthquake.

According to one aspect of the utility model, the mounting bracket for the cable bridge is provided, which comprises two bearing vertical beams fixed on the top plate and a cross beam arranged between the two bearing vertical beams, wherein each bearing vertical beam is connected with three side supports, the three side supports are respectively positioned at the front side and the rear side of the bearing vertical beam and one side far away from the cross beam, and the top parts of the side supports are fixed on the top plate;

the bearing vertical beam comprises a long screw rod and a vertical beam sleeved outside the long screw rod, the vertical beam is a C-shaped channel steel, the vertical beam is provided with a wave-shaped groove, the upper part and the lower part of the vertical beam are both embedded with positioning blocks and fixed by bolts, and wave inosculating parts matched with the wave-shaped groove are arranged on two sides of the positioning blocks;

fixing seats are arranged at two ends of the side support, each fixing seat comprises a first fixing piece and a second fixing piece which are hinged with each other, each second fixing piece is provided with a guide part for mounting the side support, the side support is a C-shaped channel steel, the upper part and the lower part of the side support are both embedded with an insertion block, and the guide parts are connected with the insertion blocks through screws;

the crossbeam is the C type channel-section steel, is equipped with the wire casing on the crossbeam, and the both sides of wire casing are equipped with the elastic component, and the crossbeam is equipped with the wave groove, and the locating piece has been inlayed to the left and right part of crossbeam, and the both sides of locating piece are equipped with the identical portion of wave with wave groove matched with, are fixed with the base on the locating piece, and the elastic component is located between wire casing and the base.

Therefore, the structures of the mounting supports on the two sides of the cross beam are the same, and the three directions in which the bearing vertical beam is not connected with the cross beam are respectively provided with a side support, so that the stability after mounting can be improved; when an earthquake occurs, two ends of the side support can move in the guide part, the inlet block can move in the side support, even if the side support moves, the two ends of the side support are still connected with the second fixing piece, and the first fixing piece and the second fixing piece are hinged and the side support moves, so that earthquake force can be reduced, and the earthquake-proof effect can be improved; through the corrugated groove in-embedding locating piece in the crossbeam, make the mounted position of base and crossbeam stable, when the wire casing removed because of vibrations, the elastic component was compressed or released, provides elastic support, provides certain buffering displacement space for the wire casing, avoids the wire casing to break away from the cable testing bridge because of unordered rocking.

In some embodiments, the two sides of the positioning block are provided with guide grooves for the vertical beam or the transverse beam to pass through, the center of the positioning block is provided with a threaded hole, and the bottom of the positioning block arranged on the vertical beam is provided with an arc-shaped groove. From this, the locating piece is inserted from the terminal surface of erecting the roof beam or crossbeam, and the guide way removes along the lateral wall guide of the wave groove position of erecting the roof beam or crossbeam, and when the locating piece arrived and sets for the mounted position, press the locating piece, the bottom of locating piece leans on the tank bottom of erecting the roof beam or crossbeam, and the wave anastomosis portion embedding of locating piece both sides is to the wave groove of erecting the roof beam or crossbeam in, and rethread bolt locking meets when strong vibrations, and long spiral tooth can remove along the arc wall, improves the shock resistance.

In some embodiments, the beam is embedded with an insert, the insert is provided with a limiting plate, and the elastic member is located between the limiting plate and the base. Therefore, when the wire groove pushes the limiting plate to move, the insert can move in the beam again, and the stability of the limiting plate for clamping the wire groove is ensured.

In some embodiments, the elastic member is wavy, and the two ends of the elastic member are provided with mounting holes, and the base and the limiting plate are provided with protrusions matched with the mounting holes. From this, the elastic component adopts the sheet stock spring steel to make, and the shape is the wave, and the both ends rigidity of elastic component, the structure of this kind of elastic component is superior to cylindrical spring, the contact surface of multiplicable and base, limiting plate for the wire casing is more stable when removing.

In some embodiments, the upper surface of the cross beam is provided with a guide plate, the lower surface of the cross beam is provided with a mounting plate, and the long screw rod sequentially passes through the first fixing piece, the guide plate, the cross beam and the mounting plate and is locked through the nut. Therefore, in the shaking process, the beam can move along the guide plate to reduce earthquake force and improve the earthquake-proof effect.

In some embodiments, the first fixing member includes a flat portion, a folded portion, and a hinge portion connected in sequence, the flat portion being assembled with the top plate or the cross beam, and the hinge portion being connected with the second fixing member. Therefore, the first fixing piece is of an integral structure, the structure is simple, the process required by machining is simple, and the connection strength of the plane part and the hinge part can be improved by the folded angle part.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an installing support for cable bridge, under the condition that no earthquake occurs, the bearing vertical beams and three side supports on both sides of the beam, and the locating piece with the wave inosculating part is utilized, so that the installing support is very stable and firm, and the bearing capacity is improved; when an earthquake occurs, the side support can move relative to the second fixing pieces at the two ends, the first fixing piece and the second fixing piece which are hinged are provided with movable spaces, the cross beam can move relative to the long screw rod, elastic supports can be provided for the two sides of the wire groove through the wavy elastic pieces, the wire groove can have a certain buffer displacement space, and the mounting bracket integrates rigid connection and flexible connection into a whole, so that the bearing capacity can be improved, the earthquake force can be reduced, and the earthquake-proof effect is improved.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of a mounting bracket for a cable tray according to the present invention;

FIG. 2 is a perspective view of FIG. 1 from another perspective;

FIG. 3 is a schematic front view of the structure of FIG. 1; .

FIG. 4 is an exploded view of the cross member, the positioning block, the insert block, the elastic member and the wire groove;

fig. 5 is a schematic view of a positioning block structure.

Detailed Description

The present invention will be further described with reference to the following embodiments.

As shown in fig. 1 to 3, an embodiment of the mounting bracket for a cable bridge, including two bearing vertical beams 1 fixed on a top plate 100, a cross beam 2 arranged between the two bearing vertical beams 1, and three side supports 3 connected to each bearing vertical beam 1. Three side supports 3 are respectively positioned at the front side and the rear side of the bearing vertical beam 1 and one side far away from the cross beam 2, and the tops of the side supports 3 are fixed on the top plate 100.

The bearing vertical beam 1 comprises a long screw 11 and a vertical beam 12 sleeved outside the long screw 11. The top of the long screw 11 is mounted to the top plate 100 by an anchor 102. The vertical beam 12 is C-channel steel, and a vertical wave-shaped groove 50 is formed on one side wall of the vertical beam 12. The upper and lower parts of the vertical beam 12 are embedded with positioning blocks 5 and fixed by bolts, and both sides of the positioning blocks 5 are provided with wave-shaped inosculating parts 51 matched with the wave-shaped grooves 50.

The two ends of the side support 3 are connected with fixing seats 4. The fixed seat 4 comprises a first fixed part 41 and a second fixed part 42 which are hinged with each other. The first fixing member 41 includes a flat portion 401, a folded portion 402, and a hinge portion 403 connected in this order, the flat portion 401 is attached to the top plate 100 or the cross beam 2, and the hinge portion 403 is connected to the second fixing member 42. The first fixing member 41 at the top of the side support 3 is also mounted to the top plate 100 by means of an anchor 102. The second fixing member 42 has substantially the same structure as the first fixing member 41, and the second fixing member 42 also has a hinge portion 403, a folded corner portion 402, and a flat surface portion, except that both sides of the flat surface portion of the second fixing member 42 are provided with folded edges, thereby constituting a guide portion 421 to which the side support 3 is attached. The side support 3 is a C-shaped channel steel, the upper and lower parts of the side support 3 are embedded with an insert 6, and the guide part 421 is connected with the insert 6 through a screw. The first fixing member 41 and the second fixing member 42 are both of an integral structure, and have a simple structure and a simple process required for processing, and the bent portion 402 can improve the connection strength between the hinge portion 403 and the planar portion 401 or the guide portion 421.

The cross beam 2 is made of C-shaped channel steel, and the cross beam 2 is also provided with a wave-shaped groove 50 like the vertical beam 12. The left and right parts of the beam 2 are embedded with positioning blocks 5, wave inosculating parts 51 matched with the wave-shaped grooves 50 are arranged on two sides of the positioning blocks 5, and a base 8 is fixed on the positioning blocks 5. A wire casing 101 is installed on the cross beam 2, elastic pieces 7 are arranged on two sides of the wire casing 101, and the elastic pieces 7 are located between the wire casing 101 and the base 8.

As shown in fig. 4, the mounting brackets on both sides of the beam 2 have the same structure, and the bearing vertical beam 1 is not connected with the beam 2, and three directions are all provided with a side support 3, so that the stability after mounting can be improved, and the positioning block 5 is embedded in the corrugated groove in the vertical beam 12, so that the vertical beam 12 is more stably connected with the long screw 11, the integral tensile strength of the bearing vertical beam 1 can be improved, and the integral bearing capacity is improved. When an earthquake occurs, the two ends of the side support 3 can move in the guide part 421, the insert 6 can move in the side support 3, even if the side support 3 moves, the two ends of the side support 3 are still connected with the second fixing part 42, the hinge joint of the first fixing part 41 and the second fixing part 42 and the displacement of the side support 3 can reduce earthquake force and improve earthquake-proof effect. Through embedded locating block 5 in the ripple groove in the crossbeam 2, make the mounted position of base 8 and crossbeam 2 stable, when wire casing 101 removed because of vibrations, elastic component 7 was compressed or released, provides elastic support, provides certain buffering displacement space for wire casing 101, avoids wire casing 101 to rock because of disorder and breaks away from the cable testing bridge.

As shown in fig. 5, the positioning block 5 is provided with guide grooves 52 on both sides thereof, the guide grooves 52 allow the vertical beams 12 or the horizontal beams 2 to pass through, and the positioning block 5 is provided with a threaded hole at the center thereof so that the positioning block 5 can be fixed by a mounting bolt. The structure of the positioning block 5 on the cross beam 2 and the vertical beam 12 is slightly different, the bottom of the positioning block 5 arranged on the vertical beam 12 is provided with an arc-shaped groove 53, and the arc-shaped groove 53 can be matched with the long screw 11. The bottom of the positioning block 5 on the beam 2 can be set to be planar, so long as the bottom of the beam 2 is matched with the bottom of the groove. When the positioning block 5 is installed, the positioning block 5 is inserted from the end face of the vertical beam 12 or the cross beam 2, the guide groove 52 moves along the side wall of the position of the wave-shaped groove 50 of the vertical beam 12 or the cross beam 2 in a guiding way, when the positioning block 5 reaches the set installation position, the positioning block 5 is pressed, the bottom of the positioning block 5 leans against the bottom of the vertical beam 12 or the cross beam 2, and the wave inosculating parts 51 at two sides of the positioning block 5 are embedded into the wave-shaped groove 50 of the vertical beam 12 or the cross beam 2 and then locked through bolts. The positions of the positioning blocks 5 relative to the cross beam 2 and the vertical beam 12 cannot be changed, and when strong vibration occurs, the long screw threads can move along the arc-shaped grooves 53, so that the shock resistance is improved.

As shown in fig. 1 and 4, the beam 2 is embedded with an insert 6, the insert 6 is provided with a limit plate 81 through a bolt, the limit plate 81 abuts against the outer side wall of the trunking 101, and the elastic member 7 is located between the limit plate 81 and the base 8. When the wire casing 101 pushes the limiting plate 81 to move, the inlet block 6 can move in the beam 2 again, and the stability of the limiting plate 81 for clamping the wire casing 101 is ensured.

As shown in fig. 4, the elastic member 7 is in a wave shape, mounting holes 71 are formed at two ends of the elastic member 7, and the base 8 and the position limiting plate 81 each have a protruding portion 82 engaged with the mounting hole 71. Elastic component 7 adopts the sheet stock spring steel to make, and the shape is the wave, and the both ends rigidity of elastic component 7, and the structure of this kind of elastic component 7 is superior to cylindrical spring, multiplicable and base 8, limiting plate 81's contact surface for wire casing 101 is more stable when moving.

As shown in fig. 3, a guide plate 91 is placed on the upper surface of the cross member 2, and a mounting plate 92 is provided on the lower surface of the cross member 2. The lower end of the long screw 11 passes through the plane part 401 of the first fixing member 41 of each side support 3, the guide plate 91, the cross beam 2, and the mounting plate 92 in this order, and the upper surface of the first fixing member 41 and the lower surface of the mounting plate 92 are fastened by nuts. In the shaking process, the beam 2 can move along the guide plate 91 to reduce the earthquake force and improve the earthquake-proof effect.

The utility model provides a mounting bracket for cable testing bridge, under the condition that does not take place earthquake, the bearing of 2 both sides of crossbeam erects roof beam 1 and three side supports 3, and utilizes the locating piece 5 that has wave anastomosis portion 51 for this mounting bracket is very stable firm, improves bearing capacity. When an earthquake occurs, the side support 3 can move relative to the second fixing pieces 42 at two ends, the first fixing piece 41 and the second fixing piece 42 which are hinged have movable spaces, the cross beam 2 can move relative to the long screw 11, and elastic supports can be provided for two sides of the trunking 101 through the wavy elastic pieces 7, so that the trunking 101 can have a certain buffer displacement space. The mounting bracket integrates rigid connection and flexible connection, so that the bearing capacity can be improved, the earthquake force can be reduced, and the earthquake-resistant effect is improved.

The foregoing is only a few embodiments of the present invention, and it should be noted that, for those skilled in the art, other modifications and improvements can be made without departing from the inventive concept of the present invention, and all of them belong to the protection scope of the present invention.

Claims

1. The mounting support for the cable bridge comprises two bearing vertical beams (1) fixed on a top plate (100) and a cross beam (2) arranged between the two bearing vertical beams (1), and is characterized in that each bearing vertical beam (1) is connected with three side supports (3), the three side supports (3) are respectively positioned on the front side and the rear side of the bearing vertical beam (1) and on one side far away from the cross beam (2), and the tops of the side supports (3) are fixed on the top plate (100);

the bearing vertical beam (1) comprises a long screw rod (11) and a vertical beam (12) sleeved outside the long screw rod (11), the vertical beam (12) is a C-shaped channel steel, the vertical beam (12) is provided with a wave-shaped groove (50), the upper part and the lower part of the vertical beam (12) are embedded with a positioning block (5) and fixed by bolts, and wave inosculating parts (51) matched with the wave-shaped groove (50) are arranged on two sides of the positioning block (5);

fixing seats (4) are arranged at two ends of the side support (3), each fixing seat (4) comprises a first fixing piece (41) and a second fixing piece (42) which are hinged to each other, each second fixing piece (42) is provided with a guide part (421) for the side support (3) to be installed, each side support (3) is a C-shaped channel steel, the upper part and the lower part of each side support (3) are respectively embedded with an embedded block (6), and the guide parts (421) are connected with the embedded blocks (6) through screws;

crossbeam (2) is C type channel-section steel, be equipped with wire casing (101) on crossbeam (2), the both sides of wire casing (101) are equipped with elastic component (7), crossbeam (2) are equipped with wave-shaped groove (50), locating piece (5) have been inlayed to the left and right portion of crossbeam (2), be fixed with base (8) on locating piece (5), elastic component (7) are located between wire casing (101) and base (8).

2. The mounting bracket for the cable tray as claimed in claim 1, wherein the positioning block (5) is provided with guide grooves (52) at both sides, the guide grooves (52) are used for the side walls of the vertical beam (12) or the cross beam (2) to pass through, the center of the positioning block (5) is provided with a threaded hole, and the bottom of the positioning block (5) mounted on the vertical beam (12) is provided with an arc-shaped groove (53).

3. The mounting bracket for a cable tray according to claim 2, wherein the beam (2) is embedded with an insert (6), the insert (6) is provided with a limiting plate (81), and the elastic member (7) is located between the limiting plate (81) and the base (8).

4. The mounting bracket for the cable tray as claimed in claim 3, wherein the elastic member (7) is wave-shaped, mounting holes (71) are formed at both ends of the elastic member (7), and the base (8) and the limiting plate (81) are provided with protrusions (82) engaged with the mounting holes (71).

5. The mounting bracket for the cable tray as claimed in claim 4, wherein the upper surface of the cross beam (2) is provided with a guide plate (91), the lower surface of the cross beam (2) is provided with a mounting plate (92), and the long screw (11) sequentially passes through the first fixing member (41), the guide plate (91), the cross beam (2) and the mounting plate (92) and is locked by a nut.

6. The mounting bracket for a cable tray according to claim 5, wherein the first fixing member (41) comprises a flat portion (401), a folded portion (402) and a hinge portion (403) which are connected in sequence, the flat portion (401) is assembled with the top plate (100) or the cross beam (2), and the hinge portion (403) is connected with the second fixing member (42).