CN216530317U - Cable testing bridge with antidetonation function - Google Patents
Cable testing bridge with antidetonation function Download PDFInfo
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- CN216530317U CN216530317U CN202122802843.1U CN202122802843U CN216530317U CN 216530317 U CN216530317 U CN 216530317U CN 202122802843 U CN202122802843 U CN 202122802843U CN 216530317 U CN216530317 U CN 216530317U
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- buffer
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Abstract
The utility model belongs to the technical field of cable bridges, in particular to a cable bridge with an anti-seismic function, and provides a scheme aiming at the problem of insufficient anti-seismic capacity of the existing cable bridge. The cable bridge rack has the advantages of simple structure, reasonable design and convenient operation, and can offset the longitudinal acting force on the cable bridge rack, thereby lightening the damage of the external acting force on the cable bridge rack, effectively protecting the cable bridge rack and improving the anti-seismic effect of the cable bridge rack.
Description
Technical Field
The utility model relates to the technical field of cable bridges, in particular to a cable bridge with an anti-seismic function.
Background
In recent years, earthquake geological disasters frequently occur in China, once a cable bridge serving as a transmission line hub is damaged in an earthquake, economic losses are caused, and more importantly, the response speed of rescue is influenced. The cable bridge serves as an important social infrastructure, the investment of straight holes is large, the commonality is strong, and the improvement of the seismic performance of the cable bridge is one of basic measures for reducing the seismic loss and strengthening the regional safety. The base is an important structural component connecting the upper and lower structures of the cable tray. The device can reliably transfer the counter force and deformation (displacement and corner) of the upper structure of the cable bridge to the lower structure of the cable bridge, so that the actual stress condition of the structure conforms to the calculated theoretical diagram, and the cable bridge is used when a transmission line is built. However, the existing cable tray on the market does not have the damping function.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a cable bridge with an anti-seismic function.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a cable bridge with an anti-seismic function comprises a cable bridge main body, wherein a base is arranged below the cable bridge main body, the base and the center of the cable bridge main body are positioned on the same vertical line, a first damping mechanism, a buffering mechanism and a second damping mechanism are arranged between the cable bridge main body and the base, the first damping mechanism comprises two support plates, the two support plates are respectively and fixedly connected with two sides of the lower surface of the cable bridge main body, metal cylinders are respectively and fixedly connected with two sides of the upper surface of the base, the bottom ends of the two support plates respectively extend into the two metal cylinders, the buffering mechanism comprises two buffer plates and a transverse solid plate, the two buffer plates are respectively and symmetrically and fixedly connected with the lower surface of the cable bridge main body, the two buffer plates are positioned between the two support plates, the transverse solid plate is fixedly connected with one side, close to each other, of the two metal cylinders, and the second damping mechanism comprises a damping pressure head and two accommodating grooves, the center position of the upper surface of the horizontal solid plate is provided with a straight hole, and a lower compression leg is arranged in the straight hole in a sliding way.
Preferably, the guide blocks are fixedly connected to the two sides of the two support plates, the guide grooves are formed in the inner walls of the two sides of the metal cylinder, the four guide blocks are slidably mounted in the four guide grooves respectively, and the bottom of each support plate and the inner wall of the bottom of the metal cylinder are fixedly connected with the first damping springs.
Preferably, two buffer slots are symmetrically formed in the upper surface of the transverse solid plate, the two buffer slots are respectively matched with the two buffer plates, and a plurality of elastic balls are fixedly mounted in the two buffer slots at equal distances in an array mode.
Preferably, the top end of the lower compression leg is fixedly connected to the lower surface of the cable bridge main body, and the bottom end of the lower compression leg extends to the lower side of the transverse solid plate and is fixedly connected with the damping pressure head.
Preferably, two holding tanks symmetry are seted up at the upper surface of base, and two holding tanks are located between two metal cylinders, fixedly connected with square pole between the both sides inner wall of holding tank, and the slip piece is overlapped to the slip cover on the square pole.
Preferably, the equal fixedly connected with montant of upper surface of two gliding pieces, the equal fixedly connected with snubber block in top of two montants, the shock attenuation pressure head is located between two snubber blocks, and two snubber blocks all with shock attenuation pressure head looks adaptation.
Preferably, the square bar is movably sleeved with a second damping spring, and two ends of the second damping spring are respectively and fixedly connected to one side of the sliding block close to the metal cylinder and the inner wall of one side of the accommodating groove.
In the cable bridge with the anti-seismic function, when an earthquake occurs, the external acting force of the cable bridge main body is reduced, the support plate, the buffer plate and the lower pressing column can be driven to move downwards due to the fixed connection relationship among the support plate, the buffer plate and the lower pressing column, the two first damping springs can be compressed due to the fixed connection relationship among the support plate, the buffer plate and the lower pressing column, the elastic restoring force of the first damping springs can counteract part of the external action, meanwhile, the damping pressure head can be driven to move downwards due to the fixed connection among the lower pressing column, the two damping blocks can be extruded due to the matching of the damping pressure head and the two damping blocks, so that the two damping blocks are far away from each other, the two sliding blocks are far away from each other due to the fixed connection relationship among the damping blocks, the vertical rod and the sliding blocks, and the two second damping springs are compressed, the elastic restoring force of the second damping spring can further offset external acting force, and the buffer plate is matched with the buffer groove, so that the buffer plate moves downwards to move into the buffer groove and is in contact with the elastic ball, acting force on the cable bridge main body is further shared, the effect of protecting the cable bridge main body is achieved, and the anti-seismic effect of the cable bridge main body is improved. The cable bridge rack has the advantages of simple structure, reasonable design and convenient operation, and can offset the longitudinal acting force on the cable bridge rack, thereby lightening the damage of the external acting force on the cable bridge rack, effectively protecting the cable bridge rack and improving the anti-seismic effect of the cable bridge rack.
Drawings
Fig. 1 is a schematic structural diagram of a cable tray with an anti-seismic function according to the present invention;
fig. 2 is a schematic structural view of a portion a of the cable tray with the seismic resistance function in fig. 1 according to the present invention;
fig. 3 is a schematic structural diagram of a part B of a cable tray with an anti-seismic function in fig. 1.
In the figure: the damping device comprises a cable bridge frame main body 1, a support plate 2, a buffer plate 3, a base 4, a metal cylinder 5, a guide block 6, a guide groove 7, a first damping spring 8, a transverse solid plate 9, a straight hole 10, a buffer groove 11, a pressing column 12, a damping pressure head 13, an elastic ball 14, an accommodating groove 15, a square rod 16, a sliding block 17, a second damping spring 18, a vertical rod 19 and a damping block 20.
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.
Example one
Referring to fig. 1-3, a cable bridge with an anti-seismic function comprises a cable bridge main body 1, a base 4 is arranged below the cable bridge main body 1, the center of the base 4 and the center of the cable bridge main body 1 are positioned on the same vertical line, a first damping mechanism, a buffering mechanism and a second damping mechanism are arranged between the cable bridge main body 1 and the base 4, the first damping mechanism comprises two support plates 2, the two support plates 2 are respectively and fixedly connected with two sides of the lower surface of the cable bridge main body 1, two sides of the upper surface of the base 4 are respectively and fixedly connected with metal cylinders 5, the bottom ends of the two support plates 2 respectively extend into the two metal cylinders 5, the buffering mechanism comprises two buffer plates 3 and a transverse solid plate 9, the two buffer plates 3 are respectively and symmetrically and fixedly connected with the lower surface of the cable bridge main body 1, and the two buffer plates 3 are positioned between the two support plates 2, violently real board 9 fixed connection is in the one side that two metal cylinders 5 are close to each other, second damper includes shock attenuation pressure head 13 and two holding tanks 15, and the central point of violently real board 9 upper surface puts and has seted up straight hole 10, and slidable mounting has down compression leg 12 in straight hole 10, and lower compression leg 12 can be in straight hole 10 vertical slip.
According to the utility model, the two sides of the two support plates 2 are fixedly connected with the guide blocks 6, the inner walls of the two sides of the metal cylinder 5 are respectively provided with the guide grooves 7, the four guide blocks 6 are respectively and slidably mounted in the four guide grooves 7, the guide blocks 6 can only vertically slide along the guide grooves 7, so that the support plates 2 can only vertically move, the bottoms of the support plates 2 and the inner walls of the bottoms of the metal cylinders 5 are respectively and fixedly connected with the first damping springs 8, and the support plates 2 move downwards and can compress the first damping springs 8.
According to the utility model, two buffer grooves 11 are symmetrically formed in the upper surface of the transverse solid plate 9, the two buffer grooves 11 are respectively matched with the two buffer plates 3, a plurality of elastic balls 14 are fixedly arranged in the two buffer grooves 11 at equal distances in an array mode, and a part of external acting force can be counteracted through the arrangement of the elastic balls 14.
In the utility model, the top end of the lower pressing column 12 is fixedly connected to the lower surface of the cable bridge main body 1, the bottom end of the lower pressing column 12 extends to the lower part of the transverse solid plate 9 and is fixedly connected with the damping pressure head 13, and the cable bridge main body 1 moves downwards and can drive the lower pressing column 12 and the damping pressure head 13 to move downwards.
According to the utility model, two accommodating grooves 15 are symmetrically formed in the upper surface of the base 4, the two accommodating grooves 15 are positioned between the two metal cylinders 5, square bars 16 are fixedly connected between the inner walls of the two sides of the accommodating grooves 15, sliding blocks 17 are slidably sleeved on the square bars 16, and the sliding blocks 17 can only horizontally move along the square bars 16.
According to the utility model, the vertical rods 19 are fixedly connected to the upper surfaces of the two sliding blocks 17, the damping blocks 20 are fixedly connected to the top ends of the two vertical rods 19, the damping pressure head 13 is located between the two damping blocks 20, the two damping blocks 20 are matched with the damping pressure head 13, the damping pressure head 13 moves downwards and can extrude the two damping blocks 20, so that the two damping blocks 20 are far away from each other, and then the two sliding blocks 17 are driven to be far away from each other through the two vertical rods 19.
In the utility model, a second damping spring 18 is movably sleeved on the square rod 16, two ends of the second damping spring 18 are respectively and fixedly connected to the inner walls of one side of the sliding block 17 close to the metal tube 5 and one side of the accommodating groove 15, and the sliding block 17 moves towards the direction of the metal tube 5 and can press the second damping spring 18.
Example two
Referring to fig. 1-3, a cable bridge with an anti-seismic function comprises a cable bridge main body 1, a base 4 is arranged below the cable bridge main body 1, the center of the base 4 and the center of the cable bridge main body 1 are positioned on the same vertical line, a first damping mechanism, a buffering mechanism and a second damping mechanism are arranged between the cable bridge main body 1 and the base 4, the first damping mechanism comprises two support plates 2, the two support plates 2 are respectively and fixedly connected with two sides of the lower surface of the cable bridge main body 1, two sides of the upper surface of the base 4 are respectively and fixedly connected with metal cylinders 5, the bottom ends of the two support plates 2 respectively extend into the two metal cylinders 5, the buffering mechanism comprises two buffer plates 3 and a transverse solid plate 9, the two buffer plates 3 are respectively and symmetrically and fixedly connected with the lower surface of the cable bridge main body 1, and the two buffer plates 3 are positioned between the two support plates 2, violently real board 9 fixed connection is in the one side that two metal cylinders 5 are close to each other, second damper includes shock attenuation pressure head 13 and two holding tanks 15, and the central point of violently real board 9 upper surface puts and has seted up straight hole 10, and slidable mounting has down compression leg 12 in the straight hole 10.
In the utility model, guide blocks 6 are welded on two sides of two support plates 2, guide grooves 7 are chiseled on inner walls of two sides of a metal cylinder 5, the four guide blocks 6 are respectively and slidably installed in the four guide grooves 7, and first damping springs 8 are welded in front of the bottoms of the support plates 2 and the inner wall of the bottom of the metal cylinder 5.
In the utility model, two buffer grooves 11 are symmetrically chiseled on the upper surface of the transverse solid plate 9, the two buffer grooves 11 are respectively matched with the two buffer plates 3, and a plurality of elastic balls 14 are fixedly arranged in the two buffer grooves 11 at equal distances in an array mode.
In the utility model, the top end of the lower pressing column 12 is welded on the lower surface of the cable bridge main body 1, and the bottom end of the lower pressing column 12 extends to the lower part of the transverse solid plate 9 and is welded with the damping pressure head 13.
In the utility model, two accommodating grooves 15 are symmetrically chiseled on the upper surface of a base 4, the two accommodating grooves 15 are positioned between two metal cylinders 5, square bars 16 are welded between the inner walls of the two sides of the accommodating grooves 15, and sliding blocks 17 are slidably sleeved on the square bars 16.
In the utility model, vertical rods 19 are welded on the upper surfaces of the two sliding blocks 17, damping blocks 20 are welded on the top ends of the two vertical rods 19, the damping pressure head 13 is positioned between the two damping blocks 20, and the two damping blocks 20 are matched with the damping pressure head 13.
In the utility model, a second damping spring 18 is movably sleeved on the square rod 16, and two ends of the second damping spring 18 are respectively welded on the inner walls of the sliding block 17 close to one side of the metal tube 5 and one side of the accommodating groove 15.
In the utility model, when an earthquake occurs, the external acting force of the cable bridge main body 1 is reduced, the support plate 2, the buffer plate 3 and the lower pressing column 12 can be driven to move downwards due to the fixed connection relationship among the support plate 2, the buffer plate 3 and the lower pressing column 12, the two first damping springs 8 can be compressed due to the fixed connection relationship among the support plate 2 and the first damping springs 8, the elastic restoring force of the first damping springs 8 can counteract a part of the external action, meanwhile, the damping pressure head 13 can be driven to move downwards due to the fixed connection among the lower pressing column 12, the damping pressure head 13 is matched with the two damping blocks 20, the two damping blocks 20 can be extruded, the two damping blocks 20 are far away from each other, and the two sliding blocks 17 are far away from each other due to the fixed connection relationship among the damping blocks 20, the vertical rod 19 and the sliding blocks 17, and compress two second damping springs 18, the external effort can further be offset to the elastic restoring force of second damping spring 18, because of buffer board 3 and dashpot 11 looks adaptation, so buffer board 3 moves down can move into in the dashpot 11 to contact with elastic ball 14, thereby further share the effort on the cable testing bridge main part 1, play the effect of protection cable testing bridge main part 1, improved the antidetonation effect of cable testing bridge main part 1. The cable bridge rack has the advantages of simple structure, reasonable design and convenient operation, and can offset the longitudinal acting force on the cable bridge rack, thereby lightening the damage of the external acting force on the cable bridge rack, effectively protecting the cable bridge rack and improving the anti-seismic effect of the cable bridge rack.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A cable bridge with an anti-seismic function comprises a cable bridge main body (1) and is characterized in that a base (4) is arranged below the cable bridge main body (1), the base (4) and the center of the cable bridge main body (1) are located on the same vertical line, a first damping mechanism, a buffering mechanism and a second damping mechanism are arranged between the cable bridge main body (1) and the base (4), the first damping mechanism comprises two support plates (2), the two support plates (2) are respectively and fixedly connected to two sides of the lower surface of the cable bridge main body (1), metal cylinders (5) are respectively and fixedly connected to two sides of the upper surface of the base (4), the bottom ends of the two support plates (2) respectively extend into the two metal cylinders (5), the buffering mechanism comprises two buffer plates (3) and a transverse solid plate (9), the two buffer plates (3) are respectively and symmetrically and fixedly connected to the lower surface of the cable bridge main body (1), and two buffer boards (3) are located between two extension boards (2), violently real board (9) fixed connection is in the one side that two metal cylinders (5) are close to each other, second damper includes shock attenuation pressure head (13) and two holding tanks (15), and straight hole (10) have been seted up to the central point of violently real board (9) upper surface, and slidable mounting has down compression leg (12) in straight hole (10).
2. The cable bridge with the earthquake-proof function as claimed in claim 1, wherein two sides of the two support plates (2) are fixedly connected with guide blocks (6), two inner walls of the metal cylinder (5) are respectively provided with guide grooves (7), the four guide blocks (6) are respectively slidably mounted in the four guide grooves (7), and a first damping spring (8) is fixedly connected in front of the bottom of the support plate (2) and the inner wall of the bottom of the metal cylinder (5).
3. The cable bridge with the earthquake-proof function as claimed in claim 1, wherein two buffer grooves (11) are symmetrically formed in the upper surface of the horizontal solid plate (9), the two buffer grooves (11) are respectively matched with the two buffer plates (3), and a plurality of elastic balls (14) are fixedly arranged in the two buffer grooves (11) at equal distances in an array manner.
4. The cable bridge with the earthquake-proof function as claimed in claim 1, wherein the top end of the lower compression column (12) is fixedly connected to the lower surface of the cable bridge main body (1), and the bottom end of the lower compression column (12) extends to the lower part of the solid cross plate (9) and is fixedly connected with the shock absorption pressure head (13).
5. The cable bridge with the earthquake-proof function as claimed in claim 1, wherein two accommodating grooves (15) are symmetrically formed in the upper surface of the base (4), the two accommodating grooves (15) are located between the two metal cylinders (5), a square bar (16) is fixedly connected between the inner walls of the two sides of each accommodating groove (15), and a sliding block (17) is slidably sleeved on each square bar (16).
6. An anti-seismic cable tray as claimed in claim 5, wherein the upper surfaces of the two sliding blocks (17) are fixedly connected with vertical rods (19), the top ends of the two vertical rods (19) are fixedly connected with damping blocks (20), the damping pressure head (13) is located between the two damping blocks (20), and the two damping blocks (20) are matched with the damping pressure head (13).
7. An anti-seismic cable tray as claimed in claim 5, wherein the square bars (16) are movably sleeved with second damping springs (18), and two ends of each second damping spring (18) are respectively and fixedly connected to one side of the sliding block (17) close to the metal tube (5) and one side of the inner wall of the accommodating groove (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122802843.1U CN216530317U (en) | 2021-11-16 | 2021-11-16 | Cable testing bridge with antidetonation function |
Applications Claiming Priority (1)
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CN202122802843.1U CN216530317U (en) | 2021-11-16 | 2021-11-16 | Cable testing bridge with antidetonation function |
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CN216530317U true CN216530317U (en) | 2022-05-13 |
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CN202122802843.1U Active CN216530317U (en) | 2021-11-16 | 2021-11-16 | Cable testing bridge with antidetonation function |
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2021
- 2021-11-16 CN CN202122802843.1U patent/CN216530317U/en active Active
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