CN212744848U

CN212744848U - Bridge anti-seismic support

Info

Publication number: CN212744848U
Application number: CN202021329264.9U
Authority: CN
Inventors: 臧小虎; 李彭
Original assignee: Tuheng Shanghai Building Materials Co ltd
Current assignee: Tuheng Shanghai Building Materials Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-19
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to an antidetonation support technical field just discloses a crane span structure antidetonation support, comprising a base plate, the last fixed surface of bottom plate is connected with two inside hollow installation pieces, the inside right side wall of installation piece is rotated through the bearing and is connected with first screw thread bull stick, the left end fixedly connected with second screw thread bull stick of first screw thread bull stick, first screw thread bull stick with the equal threaded connection of surface of second screw thread bull stick has threaded sleeve, two threaded sleeve's surface all articulates there is the connecting rod. This crane span structure antidetonation support, through rotatory carousel, the carousel drives first screw thread bull stick and second screw thread bull stick synchronous revolution, because of two screw thread bull stick screw thread opposite direction, makes two screw thread sleeves move relatively or back on the other hand, and then adjusts damping piece's deformation degree to can be under normal condition, according to damping piece's compressive capacity adjusting device's antidetonation degree, need not dismounting device and reinstall, it is more convenient during the use.

Description

Bridge anti-seismic support

Technical Field

The utility model relates to an antidetonation support technical field specifically is a crane span structure antidetonation support.

Background

The anti-seismic support limits the displacement of the attached electromechanical engineering facilities, controls the vibration of the facilities and transmits the load to various components or devices on the bearing structure.

In the crane span structure antidetonation support technique that uses at present, present crane span structure support is provided with anti-seismic structure, but mostly only is provided with simple shock pad, and the shock attenuation effect is general, and can not carry out nimble antidetonation to the side direction, and when the side direction of crane span structure needs to be adjusted, often need dismantle the support and adjust the installation again, has to use inconvenient phenomenon, for this reason we have designed a crane span structure side direction antidetonation support and have solved above problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a crane span structure antidetonation support has solved the shock attenuation effect generally, and can not carry out nimble antidetonation to the side direction, and problem when needs adjust the side direction of crane span structure.

(II) technical scheme

The utility model provides a following technical scheme: a bridge anti-seismic support comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with two hollow mounting blocks, the right side wall of the interior of each mounting block is rotatably connected with a first threaded rotating rod through a bearing, the left side wall of each first threaded rotating rod is fixedly connected with a second threaded rotating rod, the outer surfaces of the first threaded rotating rod and the second threaded rotating rod are respectively in threaded connection with a threaded sleeve, the outer surfaces of the two threaded sleeves are respectively hinged with a connecting rod, the left side wall and the right side wall of the interior of each mounting block are respectively provided with a sliding groove, a sliding plate is slidably connected between the opposite sides of the two sliding grooves, the lower surface of each sliding plate is hinged with the connecting rod, the upper surface of each sliding plate is fixedly connected with a damping block, the upper surface of each mounting block is penetrated and provided with a damping block, the bottom ends of the supporting legs are connected with the damping blocks, and, the lower surface of roof articulates there are two down tube, the last fixed surface of bottom plate is connected with two inside hollow sleeve pipes, two one side that the sleeve pipe carried on the back mutually all alternates and is provided with two stock, two stock one end that carries on the back mutually all with the down tube is articulated mutually, be provided with a plurality of first elastic damping heads on the sheathed tube inner wall, a plurality of second elastic damping heads of the fixed surface of stock are connected with, the last fixed surface of bottom plate is connected with two inside hollow sleeves, two the equal activity in telescopic inside is provided with the piston, two one side that the piston carried on the back mutually all with corresponding stock fixed connection.

Preferably, the first threaded rotating rod and the second threaded rotating rod are welded, and the thread directions are opposite.

Preferably, the second threaded rotating rod is far away from one end of the first threaded rotating rod, penetrates through and extends to the outer side of the mounting block, and is fixedly connected with a rotary table.

Preferably, a tension spring is fixedly connected between the outer surfaces of the two inclined rods.

Preferably, the first elastic damping heads are divided into two groups and symmetrically distributed about the long rod, the number of the first elastic damping heads in each group is not less than four, and the distance between every two adjacent first elastic damping heads is equal.

Preferably, the number of the second elastic damping heads is not less than four, and the second elastic damping heads and the first elastic damping heads are distributed in a staggered mode.

Preferably, the distance between the diagonal rod and the top plate is thirty to sixty degrees.

Preferably, the outer surfaces of the two sleeves are fixedly connected with safety valves, the interiors of the sleeves are filled with inert gas, and the outer surfaces of the sleeves are provided with a plurality of radiating fins.

(III) advantageous effects

Compared with the prior art, the utility model provides a crane span structure antidetonation support possesses following beneficial effect:

(1) the bridge anti-seismic support comprises a top plate, a supporting leg compression damping block, a damping fin, a first elastic damping head, a second elastic damping head, a heat transfer mode and a heat dissipation fin, wherein the top plate drives the supporting leg to reciprocate up and down, the supporting leg compression damping block plays a role in damping and reducing noise, the top plate drives the two long rods which are hinged to each other to move oppositely or back to each other, and then the extension spring is stretched or compressed and stressed to deform to generate elastic force opposite to the moving direction, so as to offset partial vibration force and play a role in further damping, the long rods drive the pistons to move, the inert gas in the compression sleeve is used for converting the energy generated by vibration into heat, and the heat, the shock absorption effect is achieved, and the purpose of good shock absorption effect is achieved.

(2) This crane span structure antidetonation support, when using, through rotatory carousel, the carousel drives first screw thread bull stick and second screw thread bull stick synchronous revolution, because of two screw thread bull stick screw thread opposite direction, makes two screw thread sleeves move relatively or back on the back of the body, and then adjusts the deformation degree of damping piece to can be under normal condition, according to the compression capacity adjusting device's of damping piece antidetonation degree, need not dismounting device and reinstall, it is more convenient during the use.

Drawings

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

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is a front view of the present invention.

In the figure: the damping device comprises a base plate 1, a mounting block 2, a first threaded rotating rod 3, a second threaded rotating rod 4, a threaded sleeve 5, a connecting rod 6, a sliding chute 7, a damping block 8, a supporting leg 9, a top plate 10, an inclined rod 11, a sleeve 12, a long rod 13, a sleeve 14, a piston 15, a tension spring 16, a first elastic damping head 17, a second elastic damping head 18 and a sliding plate 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a bridge anti-seismic support comprises a bottom plate 1, two hollow installation blocks 2 are fixedly connected to the upper surface of the bottom plate 1, a first threaded rotating rod 3 is rotatably connected to the right side wall of the interior of the installation block 2 through a bearing, a second threaded rotating rod 4 is fixedly connected to the left side of the first threaded rotating rod 3, threaded sleeves 5 are respectively in threaded connection with the outer surfaces of the first threaded rotating rod 3 and the second threaded rotating rod 4, connecting rods 6 are respectively hinged to the outer surfaces of the two threaded sleeves 5, sliding grooves 7 are respectively formed in the left side wall and the right side wall of the interior of the installation block 2, a sliding plate 19 is slidably connected between the opposite sides of the two sliding grooves 7, the lower surface of the sliding plate 19 is hinged to the connecting rods 6, a damping block 8 is fixedly connected to the upper surface of the sliding plate 19, supporting legs 9 are inserted into the upper surface of the installation block 2, fixedly connected with roof 10 between the top of two supporting legs 9, the lower surface of roof 10 articulates there are two down tube 11, bottom plate 1's two inside hollow sleeve pipes 12 of last fixed surface connection, two sleeve pipes 12 one side that carries on the back mutually all alternates and are provided with two stock 13, two stock 13 one end that carries on the back mutually all articulate with down tube 11 mutually, be provided with a plurality of first elastic damping heads 17 on the inner wall of sleeve pipe 12, stock 13's a plurality of second elastic damping heads 18 of outer fixed surface connection, bottom plate 1's two inside hollow sleeves 14 of last fixed surface connection, two sleeve 14's inside is all movable and is provided with piston 15, two piston 15 one side that carries on the back mutually all with corresponding stock 13 fixed connection.

Furthermore, the first threaded rotating rod 3 and the second threaded rotating rod 4 are welded, and the thread directions are opposite, so that the two threaded sleeves 5 can move oppositely or oppositely.

Further, the one end of first screw thread bull 3 is kept away from to second screw thread bull 4, runs through and extends to the outside of installation piece 2, and fixedly connected with carousel plays the effect that facilitates the use.

Furthermore, a tension spring 16 is fixedly connected between the outer surfaces of the two inclined rods 11, so that a buffering effect is achieved.

Furthermore, divide into two sets ofly to individual first elastic damping head 17, and about stock 13 symmetric distribution, the quantity of first elastic damping head 17 in every group is all not less than four, and the distance between per two adjacent first elastic damping head 17 equals, plays the even effect of atress.

Furthermore, the number of the second elastic damping heads 18 is not less than four, and the second elastic damping heads are distributed in a staggered manner with the first elastic damping heads 17, so that the damping effect is achieved through the elastic damping heads, the force of vibration is counteracted, and the damping effect is achieved.

Further, the distance between the inclined rod 11 and the top plate 10 is thirty to sixty degrees, which has the effect of ensuring the stable operation of the device.

Furthermore, the safety valves are fixedly connected to the outer surfaces of the two sleeves 14, so that the safety of the device is improved, inert gas is filled in the safety valves, nitrogen is generally selected, appropriate gas can be selected according to working requirements, and the outer surfaces of the safety valves are provided with a plurality of radiating fins, so that the quick radiating effect is achieved, and the quick radiating effect is achieved.

To sum up, when the top plate 10 vibrates, the top plate 10 drives the supporting legs 9 to reciprocate up and down, the supporting legs 9 compress the damping blocks 8, the damping blocks 8 play a role in shock absorption and noise reduction, through the top plate 10 drives the two long rods 13 to move oppositely or back to back through the two hinged inclined rods 11, the tension springs 16 are stretched or compressed, the tension springs 16 are stressed and deformed to generate elastic force opposite to the moving direction, further, the force of partial vibration is counteracted, the effect of further shock absorption is achieved, the long rods 13 drive the second elastic damping heads 18 to move, the second elastic damping heads 18 and the first elastic damping heads 17 are arranged in a staggered mode, the elastic damping heads play a role in damping, the force of vibration is counteracted, the effect of further shock absorption is achieved, the long rods 13 drive 15 to drive the pistons 15 to move, inert gas in the compression sleeves 14 is compressed, energy generated by vibration is converted into heat, and the heat is dissipated to the air through the heat dissipation fins in a heat transfer mode, so that the shock absorption effect is achieved, and the purpose of good shock absorption effect is achieved.

This crane span structure antidetonation support, when using, through rotatory carousel, the carousel drives first screw

thread bull stick

3 and 4 synchronous rotations of second screw thread bull stick, because of two screw thread bull stick screw thread opposite direction, makes two relative or back of the body removal of screw sleeve 5, and then adjusts damping piece 8's deformation degree to can be under normal condition, according to damping piece's compressive capacity adjusting device's antidetonation degree, need not dismounting device and reinstall, it is more convenient during the use.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crane span structure antidetonation support, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with two hollow mounting blocks (2), the right side wall of the interior of each mounting block (2) is rotatably connected with a first threaded rotating rod (3) through a bearing, the left end of each first threaded rotating rod (3) is fixedly connected with a second threaded rotating rod (4), the outer surfaces of the first threaded rotating rods (3) and the second threaded rotating rods (4) are both in threaded connection with threaded sleeves (5), the outer surfaces of the two threaded sleeves (5) are both hinged with connecting rods (6), the left side wall and the right side wall of the interior of each mounting block (2) are both provided with sliding grooves (7), a sliding plate (19) is slidably connected between the two opposite sides of the sliding grooves (7), the lower surface of each sliding plate (19) is hinged with the corresponding connecting rod (6), and the upper surface of each sliding plate (19) is fixedly connected with a damping block (8), the upper surface of the mounting block (2) is provided with supporting legs (9) in an inserting manner, the bottom ends of the supporting legs (9) are connected with the damping blocks (8), a top plate (10) is fixedly connected between the top ends of the two supporting legs (9), two inclined rods (11) are hinged to the lower surface of the top plate (10), the upper surface of the bottom plate (1) is fixedly connected with two hollow sleeves (12), two long rods (13) are arranged on one side of each of the two sleeves (12) in an inserting manner, one ends of the two long rods (13) in an opposite manner are hinged to the inclined rods (11), a plurality of first elastic damping heads (17) are arranged on the inner wall of each sleeve (12), a plurality of second elastic damping heads (18) are fixedly connected to the outer surface of each long rod (13), two hollow sleeves (14) are fixedly connected to the upper surface of the bottom plate (1), two the inside of sleeve (14) all is provided with piston (15) movably, two one side that piston (15) carried on the back mutually all with corresponding stock (13) fixed connection.

2. A bridge anti-seismic support according to claim 1, wherein: the first thread rotating rod (3) and the second thread rotating rod (4) are welded, and the thread directions are opposite.

3. A bridge anti-seismic support according to claim 1, wherein: the second threaded rotating rod (4) is far away from one end of the first threaded rotating rod (3), penetrates through and extends to the outer side of the mounting block (2), and is fixedly connected with a rotary table.

4. A bridge anti-seismic support according to claim 1, wherein: and a tension spring (16) is fixedly connected between the outer surfaces of the two inclined rods (11).

5. A bridge anti-seismic support according to claim 1, wherein: the first elastic damping heads (17) are divided into two groups and are symmetrically distributed relative to the long rod (13), the number of the first elastic damping heads (17) in each group is not less than four, and the distance between every two adjacent first elastic damping heads (17) is equal.

6. A bridge anti-seismic support according to claim 1, wherein: the number of the second elastic damping heads (18) is not less than four, and the second elastic damping heads and the first elastic damping heads (17) are distributed in a staggered mode.

7. A bridge anti-seismic support according to claim 1, wherein: the distance between the inclined rod (11) and the top plate (10) is thirty to sixty degrees.

8. A bridge anti-seismic support according to claim 1, wherein: the outer surfaces of the two sleeves (14) are fixedly connected with safety valves, inert gas is filled in the safety valves, and a plurality of radiating fins are arranged on the outer surfaces of the safety valves.