CN216941212U

CN216941212U - End pedestal for adjusting lifting height of pedestal by high-strength bolt

Info

Publication number: CN216941212U
Application number: CN202123233731.5U
Authority: CN
Inventors: 张春晖; 汤仁志; 骆俊; 温皇立; 戴西通; 涂辉兵; 张凯; 李广; 邓俊双
Original assignee: Jiangxi Transportation Engineering Group Co ltd
Current assignee: Jiangxi Transportation Engineering Group Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-12
Anticipated expiration: 2031-12-21

Abstract

The utility model provides an end socket for adjusting the lifting height of a socket by a high-strength bolt, which comprises a support plate, support legs, anti-skidding blocks, a connecting plate and a connecting ring, wherein the support legs are arranged on the left side and the right side of the bottom of the support plate, the anti-skidding blocks are fixedly connected to the bottoms of the support legs, the connecting plate is arranged between every two adjacent support legs, and the connecting plate is fixedly connected with the connecting ring. The high-strength bolt end socket capable of adjusting the lifting height of the socket can quickly adjust the lifting height of a precast beam according to needs, does not need to manually turn nuts one by one to adjust the height, is simple and convenient to operate, and meets the requirements of practical application.

Description

End pedestal for adjusting lifting height of pedestal by high-strength bolt

Technical Field

The utility model relates to the technical field of bridge construction end pedestals, in particular to an end pedestal with a high-strength bolt for adjusting the lifting height of a pedestal.

Background

In bridge construction, a precast beam generally refers to a beam which is precast in advance in batches and then is transported to a construction site to be installed and fixed according to the position required by design. In order to enable workers to conveniently, quickly and accurately install the built-in steel plate at the end of the precast beam according to the length of the precast beam in the precast beam manufacturing process, the end of the precast beam is guaranteed to be flat, end stress concentration is avoided in the tensioning process, and the end of the precast beam is prevented from cracking, so that the built-in steel plate of the precast beam can be adjusted by using a lifting end pedestal to be installed, and the quality of the precast beam is guaranteed.

The prior patent (publication number: CN214245392U) discloses a movable box girder end pedestal, which comprises a cement pedestal and a steel pedestal arranged on the cement pedestal, wherein the steel pedestal comprises a steel plate, a plurality of I-shaped steels and a plurality of height adjusting devices which are sequentially arranged from top to bottom, the plurality of I-shaped steels are transversely arranged in parallel, one end of each I-shaped steel is fixedly connected with the steel plate, and the other end of each I-shaped steel is fixedly connected with the height adjusting devices respectively. The height adjusting device comprises an upper end block, a lower end block, a pushing block, a screw, a stop block and a screw. This pedestal simple structure, convenient operation has realized precast beam position control work, still needs the workman to twist the nut one by one manually and adjusts, and the position of adjusting is limited moreover.

However, when the worker adjusts the height of the end socket, the worker needs to manually twist the nuts of the end socket one by one for adjustment, and the process of manually twisting the nuts one by one is complicated, and the height of each twist has a certain difference. Based on this, it is necessary to design an end socket that can adjust precast beam lifting height as required, and simultaneously need not manually turn the nut one by one and adjust height.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to solve the problems that when workers adjust the height of the existing end socket, the nuts of the end socket need to be twisted one by one manually for adjustment, the process of twisting the nuts one by one is complicated, and the twisted heights in each time have certain difference.

The utility model provides an end socket for adjusting the lifting height of a socket by a high-strength bolt, which comprises a supporting plate, supporting legs, anti-skidding blocks, connecting plates and a connecting ring, wherein the supporting legs are arranged on the left side and the right side of the bottom of the supporting plate;

a rotary drum is rotatably arranged in each connecting ring, a threaded drum is arranged in each rotary drum, a screw rod is arranged in each threaded drum in a threaded manner, the lower part of each screw rod penetrates out of each rotary drum, connecting frames are arranged on two sides of the outer wall of each rotary drum, chain wheels are arranged at the top ends of the connecting frames, the chain wheels are sleeved on the screw rods, and chains are wound between the two chain wheels;

the top rotary type of screw rod is equipped with the kicking block the top of kicking block is equipped with places the board.

The end pedestal of high strength bolt adjustment pedestal elevating height, wherein it has four U type grooves, two to open the top of placing the board be equipped with the mount between the landing leg, every equal rotary type is equipped with the carousel in the mount, and the gear train comprises two bevel gears, and two bevel gears connect respectively in the inner of carousel and the periphery of screw rod.

The utility model discloses a high strength bolt adjustment pedestal height, including the board, the board is placed on the board, the board is connected with the board, every the inboard of support all welds has the cardboard, the cardboard is used for and places the board cooperation.

The high-strength bolt adjusts the end pedestal of the pedestal lifting height, wherein the inside of the rotary drum is provided with an installation groove, and the installation groove is used for locking the threaded drum.

The high-strength bolt adjusts the lifting height of the pedestal, wherein a sponge sleeve is arranged on the surface of the turntable.

The high-strength bolt adjusts the lifting height of the pedestal, wherein the connecting frame is U-shaped.

Compared with the prior art, the utility model has the following advantages:

1. the threaded cylinder and the jacking block rotate, so that the placing plate can be quickly moved up and down according to conditions, and the height of the pedestal can be conveniently adjusted; when the placing plate is in contact with the precast beam, the placing plate can lift the precast beam;

2. the rotation of the chain wheel and the chain can lead the screw rods to synchronously rotate, thereby effectively reducing the labor intensity of workers and having simple and convenient operation;

3. when the fixture block is in contact with the support, the fixture block can limit the support, and when the fixture block is not in contact with the support, the fixture block can temporarily stop limiting the support.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the utility model as set forth above.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic view of a first partial body structure according to the present invention.

Fig. 3 is a schematic diagram of a second partial body structure according to the present invention.

Fig. 4 is a perspective view of a third embodiment of the present invention.

Fig. 5 is a perspective view of a fourth embodiment of the present invention.

FIG. 6 is a schematic view of a fifth partial body structure according to the present invention.

FIG. 7 is a schematic view of a sixth partial body structure according to the present invention.

Fig. 8 is an enlarged perspective view of the utility model at a.

FIG. 9 is a schematic view of a seventh partial body structure according to the present invention.

Description of the main symbols:

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 8, the present invention provides an end socket for adjusting a lifting height of a socket with a high-strength bolt, including a supporting plate 1, a leg 2, an anti-slip block 3, a connecting plate 4, a connecting ring 5, a rotating cylinder 6, a threaded cylinder 7, a screw 8, a sprocket 9, a connecting frame 10, a chain 11, a top block 12, a placing plate 13, a rotating disc 14, a gear set 15, and a fixing frame 16.

The landing leg 2 that is used for supporting is all installed to the left and right sides in backup pad 1 bottom, and the equal rigid coupling in bottom of landing leg 2 has non slipping spur 3. And a connecting plate 4 is arranged between every two adjacent supporting legs 2, and the connecting plate 4 is fixedly connected with the connecting ring 5.

Furthermore, a rotary drum 6 is rotatably provided in each connecting ring 5, and a threaded cylinder 7 is mounted in the rotary drum 6. Screw rod 8 is equipped with to 7 internal thread formulas of screw thread section of thick bamboo, and rotary drum 6 is worn out to the screw rod 8 lower parts, all is equipped with link 10 in the outer wall both sides of every rotary drum 6, is connected with sprocket 9 between the link 10 tops of horizontal homonymy. Wherein, sprocket 9 suit is on screw rod 8, and the winding is equipped with chain 11 between two sprockets 9, is equipped with kicking block 12 at the top rotary type of screw rod 8, and the rotary type is connected with between the top of kicking block 12 places board 13.

In this embodiment, four U-shaped grooves are formed on the top of the placing plate 13, and a fixing frame 16 is arranged between the two supporting legs 2. A rotary table 14 is rotatably arranged in each fixed frame 16, and the gear set 15 is composed of two bevel gears which are respectively connected to the inner end of the rotary table 14 and the periphery of the screw 8.

It should be added here that an installation groove is formed inside the rotary drum 6, and the installation groove is used for locking the thread cylinder 7, so that the occurrence of displacement deviation of the thread cylinder 7 in the rotating process is effectively reduced. In addition, a sponge sleeve is arranged on the surface of the rotary table 14, and the sponge sleeve can prevent the rotary table 14 from falling off from the hands of workers. At the same time, the link 10 is U-shaped, the U-shaped link 10 increasing the stability between the sprockets 9.

When the prefabricated beam is actually used, the prefabricated beam can be moved to a position needing to be used through the supporting plate 1, the supporting legs 2 and the anti-skid blocks 3, and then the placing plate 13 is moved to the position right below the prefabricated beam; then, a worker can rotate the rotary table 14 in the fixed frame 16, the rotation of the rotary table 14 can enable the bevel gear connected to the rotary table 14 in the gear set 15 to rotate, the rotation of the bevel gear connected to the rotary table 14 can drive the bevel gear connected to the lower side of the screw 8 to rotate, the bevel gear connected to the lower side of the screw 8 enables the screw 8 to rotate in the threaded cylinder 7, the screw 8 can slowly move upwards in the rotating process, the screw 8 moves upwards to enable the top block 12 to move upwards, and the top block 12 moves upwards to enable the placing plate 13 to move upwards; meanwhile, the threaded cylinder 7 can enable the rotary cylinder 6 to rotate in the connecting ring 5, the rotary cylinder 6 can enable the connecting frame 10 to rotate, the connecting frame 10 can enable the chain wheel 9 to rotate, the chain wheel 9 can enable the chain 11 to rotate, the chain wheel 9 can enable the screw rod 8 to rotate synchronously, and when the placing plate 13 moves upwards to be in contact with the lower portion of the precast beam, the placing plate 13 can lift the precast beam;

when the precast beam is not required to be lifted temporarily, a worker can enable the rotary table 14 to rotate in the fixed frame 16 in the opposite direction, and the bevel gear connected to the rotary table 14 can rotate in the opposite direction due to the rotation of the rotary table 14; the bevel gear connected to the rotary table 14 rotates reversely to drive the bevel gear connected to the lower side of the screw 8 to rotate reversely, and the bevel gear connected to the lower side of the screw 8 rotates reversely to enable the screw 8 to rotate reversely in the threaded cylinder 7; the screw 8 slowly moves downwards in the rotating process, the screw 8 moves downwards to enable the top block 12 to move downwards, and the top block 12 moves downwards to enable the placing plate 13 to move downwards; meanwhile, the threaded barrel 7 can enable the rotary drum 6 to rotate in the connecting ring 5, the rotary drum 6 can enable the connecting frame 10 to rotate, the connecting frame 10 can enable the chain wheel 9 to rotate, the chain wheel 9 can enable the chain 11 to rotate, the screw rod 8 can be enabled to rotate synchronously through the chain wheel 9, and when the placing plate 13 moves downwards and is not in contact with the precast beam, the placing plate 13 can stop lifting the precast beam temporarily.

Example 2

In a preferred embodiment of the present invention, referring to fig. 1, 7 and 8, the end socket further includes a sliding rod 17, a handle 18, a support 19, a block 20, a spring 21 and a catch plate 22.

Wherein, the sliding rods 17 are symmetrically arranged at the front and the back of the left and the right sides of the top of the placing plate 13, and the sliding rods 17 are all positioned in the U-shaped groove at the top of the placing plate 13. A handle 18 is arranged at the outer end of each sliding rod 17, and a support 19 is welded at the top of each sliding rod 17. Wherein the supports 19 can assist the movement of the precast beams and the supports 19 are also all located in a U-shaped channel at the top of the placing plate 13.

In addition, place board 13 upper portion left and right sides and all slidingtype and be equipped with fixture block 20, fixture block 20's quantity is eight, fixture block 20 with place and be connected with spring 21 between the board 13, four supports 19 inboard all welds have cardboard 22, cardboard 22 all with place board 13 cooperation.

In order to avoid the gradual arching of the middle of the precast beam during the tensioning and position adjustment processes of the precast beam, which causes stress concentration at the two side ends of the precast beam, when the placing plate 13 moves upwards to keep a certain gap with the precast beam, a worker can firstly apply a proper amount of silicone oil on the support 19, when enough silicone oil is on the support 19, the worker can slide the sliding rod 17 inwards at the bottom of the U-shaped groove of the placing plate 13 through the handle 18, the sliding rod 17 can move the support 19 inwards during the sliding process of the sliding rod 17, the support 19 can move inwards, when the support 19 moves inwards to contact with the fixture block 20, the support 19 can slide the fixture block 20 outwards on the placing plate 13, the spring 21 is compressed, the support 19 can move the fixture plate 22 inwards during the moving process, after the fixture plate 22 moves inwards to be clamped in the placing plate 13, the support 19 continues to move inwards to pass the fixture block 20, the spring 21 is reset to slide the fixture block 20 outwards on the placing plate 13, when the clamping block 20 slides inwards to be contacted with the support 19 again, the clamping block 20 limits the support 19, and the position of the support 19 is fixed;

then, a worker can move the placing plate 13 upwards, the placing plate 13 moves upwards to enable the sliding rod 17, the handle 18 and the support 19 to move upwards, the clamping block 20, the spring 21 and the clamping plate 22 can move upwards along with the sliding rod, the support 19 moves upwards to a position between the left side and the right side of the precast beam, silicon oil on the support 19 can assist the precast beam to move, and meanwhile, the worker can adaptively adjust the position of the precast beam as required;

when the placing plate 13 moves downwards to be not in contact with the precast beam, a worker can make the sliding rod 17 slide outwards on the placing plate 13 through the handle 18 again, the support 19 can move outwards in the process that the sliding rod 17 slides outwards, when the support 19 moves outwards to be in contact with the fixture block 20 again, the support 19 can make the fixture block 20 slide outwards on the placing plate 13, the spring 21 is compressed, the clamping plate 22 can move outwards in the process that the support 19 moves inwards, when the clamping plate 22 moves outwards to stop being in contact with the placing plate 13, the clamping plate 22 cannot clamp the support 19, and if the worker needs to continue to adjust the position of the precast beam, the worker can repeat the operation again.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The end pedestal is characterized by comprising a supporting plate (1), supporting legs (2), anti-skidding blocks (3), connecting plates (4) and a connecting ring (5), wherein the supporting legs (2) are respectively arranged on the left side and the right side of the bottom of the supporting plate (1), the anti-skidding blocks (3) are respectively fixedly connected to the bottoms of the supporting legs (2), the connecting plates (4) are respectively arranged between two adjacent supporting legs (2), and the connecting plates (4) are fixedly connected with the connecting ring (5);

equal rotary type is equipped with rotary drum (6) in every go-between (5), installs a screw thread section of thick bamboo (7) in rotary drum (6), and screw thread section of thick bamboo (7) internal thread formula is equipped with screw rod (8), and rotary drum (6) are worn out to screw rod (8) lower part, all is equipped with link (10) in the outer wall both sides of every rotary drum (6), is equipped with sprocket (9) on the top of link (10), and sprocket (9) suit is on screw rod (8), around being equipped with chain (11) between two sprocket (9) the top rotary type of screw rod (8) is equipped with kicking block (12) the top of kicking block (12) is equipped with places board (13).

2. The high-strength bolt adjusting pedestal lifting height end pedestal according to claim 1, characterized in that four U-shaped grooves are formed at the top of the placing plate (13), a fixing frame (16) is arranged between the two supporting legs (2), a rotating disc (14) is rotatably arranged in each fixing frame (16), and the gear set (15) is composed of two bevel gears which are respectively connected to the inner end of the rotating disc (14) and the periphery of the screw (8).

3. The high-strength bolt adjusting pedestal lifting height end pedestal according to claim 2, further comprising sliding rods (17), handles (18), supports (19), clamping blocks (20), springs (21) and clamping plates (22), wherein the sliding rods (17) are arranged on the left side and the right side of the top of the placing plate (13) in a sliding mode, the handles (18) are arranged on the outer ends of the sliding rods (17), the supports (19) are arranged on the tops of the sliding rods (17), the clamping blocks (20) are arranged on the left side and the right side of the upper portion of the placing plate (13) in a sliding mode, the springs (21) are connected between the clamping blocks (20) and the placing plate (13), the clamping plates (22) are welded on the inner sides of the supports (19), and the clamping plates (22) are used for being matched with the placing plate (13).

4. An end socket for adjusting the lifting height of a socket with a high-strength bolt according to claim 1, characterized in that the inside of the rotary tube (6) is provided with an installation groove for locking the threaded tube (7).

5. The high-strength bolt adjusting pedestal lifting height end pedestal of claim 1, wherein a sponge sleeve is installed on the surface of the turntable (14).

6. The high-strength bolt adjustable pedestal elevation head pedestal according to claim 1, wherein the connecting frame (10) is U-shaped.