CN214401447U

CN214401447U - Bridge precast beam template lifting device

Info

Publication number: CN214401447U
Application number: CN202120468948.5U
Authority: CN
Inventors: 李亮
Original assignee: Sinohydro Corp Engineering Bureau 15 Co Ltd
Current assignee: Sinohydro Corp Engineering Bureau 15 Co Ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-10-15
Anticipated expiration: 2031-03-04

Abstract

The utility model provides a hoisting tool for a bridge precast beam template, which relates to the technical field of construction equipment and aims to solve the problem that the existing hoisting tool for a precast beam lacks a structure for decomposing hoisting stress, and during hoisting, as a hoisting rope is directly used for hoisting the precast beam template, local stress is easily caused to be too large, so that the hoisting rope is broken to cause a series of dangerous problems, and the hoisting tool for a bridge precast beam template comprises a main body, a control part, an auxiliary mechanism and a clamping mechanism; the main part is the cuboid structure, and the main part is stainless steel material. When the bridge is used, the bridge is hoisted by pulling the connector after the bridge is fixed, because the auxiliary mechanisms are set into two groups, the stress received by the pulling of the connector is decomposed towards two sides, the connecting rods are arranged at two sides of the connecting piece, the tension springs are arranged at the bottom of the connecting piece, and when the connecting piece is pulled, the received stress is decomposed towards three directions, so that the situation that the bridge is pulled to be broken due to overlarge local tension stress is avoided.

Description

Bridge precast beam template lifting device

Technical Field

The utility model belongs to the technical field of the construction equipment, more specifically say, in particular to bridge precast beam template lifting device.

Background

At present, in the building design of a bridge, a T-shaped bridge precast beam is widely used, the upper part of the T-shaped bridge precast beam is wide, so that the bridge can bear larger load, and the T-shaped bridge precast beam has the best stability.

For example, application No.: CN201921288298.5 relates to a hoisting tool for a bridge precast beam template, which comprises a hanging rod and a connecting rod, wherein the upper end of the rod body of the hanging rod is provided with a clamping frame, the lower part of the rod body of the hanging rod is provided with a lug hole and a connecting hole, and the two hanging rods are connected with the connecting rod through the connecting hole at the lower part of the two hanging rods, the hoisting tool has simple structure, and the clamping frame is designed, so the hoisting tool can be used for hoisting a T-shaped bridge precast beam template and a box precast beam template, vertical ribs of the bridge precast beam template can be clamped through the clamping frame, the problem of template hoisting positioning is improved, meanwhile, a steel wire rope is connected through the lugs or the lug holes at the lower parts of the two hanging rods, the problem that the hoisting point is inconsistent with the center of gravity of the template is solved, the utility model greatly improves the stability and the hoisting speed of the template, meets the safety requirements of the bridge beam construction on the template hoisting, effectively improves the construction efficiency and the safety of the construction, and saves the labor cost and the use cost of hoisting machinery, has good use effect.

Based on the discovery in the prior art, the existing precast beam hoisting tool is lack of a structure for decomposing hoisting stress, and during hoisting, local stress is easily overlarge due to the fact that a hoisting rope is directly used for hoisting a precast beam template, so that the hoisting rope is broken, and a series of dangers are caused; and current precast beam lifting device lacks the structure that can carry out the centre gripping to different model precast beams, when using, can not in time adjust and carry out the centre gripping according to the model of precast bridge, and application range is restricted, leads to the practicality not strong.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a hoisting tool for a bridge precast beam template is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a hoisting tool for bridge precast beam templates, which aims to solve the problem that the existing hoisting tool for precast beams lacks a structure for decomposing hoisting stress, and during hoisting, local stress is easily caused to be too large due to the fact that a hoisting rope is directly used for hoisting the precast beam templates, so that the hoisting rope is broken, and a series of dangers are caused; and current precast beam lifting device lacks the structure that can carry out the centre gripping to different model precast beams, when using, can not in time adjust and carry out the centre gripping according to the model of precast bridge, and application range is restricted, leads to the not strong problem of practicality.

The utility model discloses bridge precast beam template lifting device's purpose and efficiency are reached by following concrete technical means:

a lifting tool for a bridge precast beam template comprises a main body, a control part, an auxiliary mechanism and a clamping mechanism; the main body is of a cuboid structure and made of stainless steel, and a motor is arranged in the middle of the upper end of the main body; the control piece is rotatably arranged in the main body, the rotating piece of the control piece is rotatably arranged in the placing groove, and the moving piece of the control piece is slidably arranged on the guide rod of the placing groove; the auxiliary mechanisms are arranged in rectangular grooves in the upper end of the main body, two groups of auxiliary mechanisms are arranged, and sliding rods of the auxiliary mechanisms are fixedly arranged in the rectangular grooves in the upper end of the main body; the connecting pieces of the auxiliary mechanisms are connected with the fixed blocks through tension springs, and the two groups of auxiliary mechanisms are connected with connectors through connecting rods; the clamping mechanisms are provided with two groups, and fixing rods of the clamping mechanisms are fixedly arranged on the moving piece.

Further, the main body comprises placing grooves and fixing blocks, two groups of rectangular grooves are symmetrically arranged above the main body, and two groups of placing grooves are symmetrically arranged at the lower end inside the main body; the placing grooves are rectangular grooves, the two groups of placing grooves are communicated through holes, and guide rods are arranged at the lower ends of the placing grooves; the fixed block is of a cuboid structure, and is fixedly installed in a rectangular groove in the upper end of the main body.

Furthermore, the control part comprises a rotating part and a moving part, the control part is of a cylindrical structure, a bevel gear is arranged at the lower end of the control part, and the control part is connected with the rotating part through meshing of the gear; the outer end of the rotating part is provided with threads, and the inner side of the rotating part is provided with a bevel gear; the moving member is of a cuboid structure, a threaded hole and a through hole are formed in the moving member, and the moving member is slidably mounted on the rotating member through threads.

Furthermore, the auxiliary mechanism comprises a connecting piece, a sliding rod and a sliding block, and the connecting piece is arranged above the auxiliary mechanism; the connecting piece is of an H-shaped structure, and connecting rods are arranged at two ends below the connecting piece through connecting shafts; the sliding rods are arranged in two groups, are arranged at the lower end of the connecting piece and are sleeved with supporting springs; the slider is ring structure, and slider slidable mounting is on the slide bar to the connecting rod is installed through the connecting axle in the slider upper end.

Furthermore, the clamping mechanism comprises a main rod, an auxiliary rod and a fixed rod, and the upper end of the clamping mechanism is provided with the main rod; the main rod is of an I-shaped structure, and a through hole is formed in the middle of the main rod; the auxiliary rods are arranged in two groups and are of L-shaped structures, and the auxiliary rods are movably arranged on two sides of the main rod through connecting shafts; the lower end of the auxiliary rod is provided with anti-skid stripes, and the middle position of the auxiliary rod is provided with a slot; the fixed rod is of a T-shaped structure, the upper end of the fixed rod is inserted into the through hole in the middle of the main rod, and the connecting rods at the two ends of the fixed rod are movably arranged in the slots in the middle of the auxiliary rod through the connecting shafts.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model is provided with an auxiliary mechanism, a rectangular groove is arranged above the main body, a fixed block is arranged in the rectangular groove, a sliding rod is fixedly arranged in the rectangular groove, a supporting spring and a sliding block are sleeved on the sliding rod, the connecting piece is connected with the fixed block through the supporting spring, the connecting piece is connected with the sliding block through a connecting rod, the two groups of auxiliary mechanisms are connected with the connector through the connecting rod, when in use, the bridge is hoisted by pulling the connector after being fixed, because the auxiliary mechanisms are arranged into two groups which are bilaterally symmetrical, the stress born by the pulling of the connector is decomposed to two sides, the two sides of the connecting piece are connected with the sliding block by the connecting rod, the bottom of the connecting piece is connected with the fixed block by the tension spring, when the connecting piece is pulled, the stress born by the connecting piece is decomposed to three directions, therefore, the situation that the bridge is stretched and broken due to overload of local tension stress when being pulled is avoided;

2. the utility model discloses be provided with fixture, on installing the moving member with fixture through fixed connection's mode, pass through the connecting axle with the sublance and install the both sides of trunk, peg graft the inside at the mobile jib with the dead lever, pass through connecting rod and sublance swing joint with the lower extreme of dead lever, when using, remove the both sides of T type bridge with two sets of fixture, stimulate the sublance to both sides, and the card is held on T type bridge, hoist the bridge, after the dead lever is pulled up, the dead lever shifts up and drives the sublance and contract inwards, carry out the centre gripping to the bridge, the clamp that also can be stable when meetting the precast beam of different models like this, it is that this device uses more conveniently, the usability is stronger.

Drawings

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

Fig. 2 is a schematic view of the three-dimensional structure of the moving member of the present invention.

Fig. 3 is a schematic structural diagram of the auxiliary mechanism of the present invention.

Fig. 4 is a schematic structural view of the clamping mechanism of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. a placing groove; 102. a fixed block; 2. a control member; 201. a rotating member; 202. a moving member; 3. an auxiliary mechanism; 301. a connecting member; 302. a slide bar; 303. a slider; 4. a clamping mechanism; 401. a main rod; 402. an auxiliary rod; 403. and (5) fixing the rod.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a hoisting tool for a bridge precast beam template, which comprises a main body 1, a control part 2, an auxiliary mechanism 3 and a clamping mechanism 4; the main body 1 is of a cuboid structure, the main body 1 is made of stainless steel, and a motor is arranged in the middle of the upper end of the main body 1; the control member 2 is rotatably installed inside the main body 1, the rotating member 201 of the control member 2 is rotatably installed inside the seating groove 101, and the moving member 202 of the control member 2 is slidably installed on the guide bar of the seating groove 101; the auxiliary mechanisms 3 are arranged in rectangular grooves at the upper end of the main body 1, two groups of auxiliary mechanisms 3 are arranged, and the sliding rods 302 of the auxiliary mechanisms 3 are fixedly arranged in the rectangular grooves at the upper end of the main body 1; the connecting pieces 301 of the auxiliary mechanisms 3 are connected with the fixed block 102 through tension springs, and the two groups of auxiliary mechanisms 3 are connected with connectors through connecting rods; the clamping mechanisms 4 are provided with two groups, and the fixed rods 403 of the clamping mechanisms 4 are fixedly arranged on the moving piece 202; the main body 1 comprises placing grooves 101 and fixing blocks 102, two groups of rectangular grooves are symmetrically arranged above the main body 1, and two groups of placing grooves 101 are symmetrically arranged at the lower end in the main body 1; the placing grooves 101 are rectangular grooves, the two groups of placing grooves 101 are communicated through holes, and guide rods are arranged at the lower ends of the placing grooves 101; the fixing block 102 is of a cuboid structure, the fixing block 102 is fixedly installed in a rectangular groove in the upper end of the main body 1, the placing groove 101 is formed to enable the rotating piece 201 to be inserted into the main body 1, the fixing block 102 is arranged to fix the sliding rod 302, and the fixing block 102 can also support the connecting piece 301; the control part 2 comprises a rotating part 201 and a moving part 202, the control part 2 is of a cylindrical structure, a bevel gear is arranged at the lower end of the control part 2, and the control part 2 is connected with the rotating part 201 through meshing of the gear; the outer end of the rotating part 201 is provided with threads, and the inner side of the rotating part 201 is provided with a bevel gear; the moving piece 202 is of a cuboid structure, a threaded hole and a through hole are formed in the moving piece 202, the moving piece 202 is slidably mounted on the rotating piece 201 through threads, the rotating piece 201 can be sleeved with the moving piece 202 through threads, and the moving piece 202 can be fixedly mounted with the fixing rod 403; the auxiliary mechanism 3 comprises a connecting piece 301, a sliding rod 302 and a sliding block 303, and the connecting piece 301 is arranged above the auxiliary mechanism 3; the connecting piece 301 is of an H-shaped structure, and connecting rods are arranged at two ends below the connecting piece 301 through connecting shafts; the sliding rods 302 are provided with two groups, the sliding rods 302 are arranged at the lower end of the connecting piece 301, and the sliding rods 302 are sleeved with supporting springs; the sliding block 303 is of a circular structure, the sliding block 303 is slidably mounted on the sliding rod 302, the upper end of the sliding block 303 is provided with a connecting rod through a connecting shaft, the connecting piece 301 plays a connecting role in the auxiliary mechanism 3, the sliding rod 302 is arranged to play a fixed mounting role for the auxiliary mechanism 3, and the sliding block 303 can play a movable connecting role; the clamping mechanism 4 comprises a main rod 401, an auxiliary rod 402 and a fixing rod 403, and the main rod 401 is arranged at the upper end of the clamping mechanism 4; the main rod 401 is of an I-shaped structure, and a through hole is formed in the middle of the main rod 401; the auxiliary rods 402 are arranged in two groups, the auxiliary rods 402 are in L-shaped structures, and the auxiliary rods 402 are movably arranged on two sides of the main rod 401 through connecting shafts; the lower end of the auxiliary rod 402 is provided with anti-skid stripes, and the middle position of the auxiliary rod 402 is provided with a slot; the dead lever 403 is a T-shaped structure, the upper end of the dead lever 403 is inserted into a through hole in the middle of the main lever 401, the connecting rods at the two ends of the dead lever 403 are movably mounted in slots in the middle of the auxiliary lever 402 through connecting shafts, the main lever 401 supports the clamping mechanism 4, the auxiliary lever 402 can clamp the precast beam, and the dead lever 403 can play a role in fixed connection.

The specific use mode and function of the embodiment are as follows:

in the utility model, two sets of mounting grooves 101 are symmetrically arranged at the lower end inside the main body 1, the two sets of mounting grooves 101 are connected through a through hole, two sets of rotating parts 201 with threads on the outer sides are rotatably arranged inside the mounting grooves 101, the lower part of the rotating part 201 is adjacent to a guide rod, a set of control part 2 is rotatably arranged at the middle position of the main body 1, the control part 2 is in gear engagement with the rotating part 201 through a bevel gear, a sliding block 303 is sleeved on the rotating part 201, a clamping mechanism 4 is fixedly arranged, the control part 2 is driven to rotate through a motor, the control part 2 rotates to drive the rotating part 201, the rotating part 201 rotates to drive the moving part 202 to move, thereby adjusting the position of the clamping mechanism 4, the two sets of clamping mechanisms 4 are moved to the two sides of a T-shaped bridge, an auxiliary rod 402 is pulled to the two sides, the clamping rod is clamped on the T-shaped bridge, the bridge is lifted, after a fixed rod 403 is pulled, the fixing rod 403 moves upwards to drive the auxiliary rod 402 to contract inwards to clamp and fix the bridge, a rectangular groove is arranged at the upper end of the main body 1, the fixing block 102 is arranged in the middle of the rectangular groove, the sliding rod 302 is fixedly arranged in the rectangular groove, a sliding block 303 is arranged on the sliding rod 302 in a sliding way, the connecting piece 301 is connected with the sliding block 303 through a connecting rod, a group of tension springs are arranged between the fixed block 102 and the connecting piece 301, the connector is connected with the connecting piece 301 through a connecting rod, the bridge is hoisted by pulling the connector after being fixed, because the auxiliary mechanisms 3 are arranged into two groups which are symmetrical left and right, the stress applied by the pulling of the connector is decomposed to two sides, the two sides of the connecting piece 301 are connected with the sliding blocks 303 through the connecting rods, the tension springs are arranged between the connecting piece 301 and the fixing block 102, when the connecting piece 301 is pulled up, the stress is decomposed in three directions, thus avoiding the breakage of the lifting rope caused by overload of the tension stress locally.

The details of the present invention are well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a bridge precast beam template lifting device which characterized in that: comprises a main body (1), a control piece (2), an auxiliary mechanism (3) and a clamping mechanism (4); the main body (1) is of a cuboid structure, the main body (1) is made of stainless steel, and a motor is arranged in the middle of the upper end of the main body (1); the control part (2) is rotatably arranged inside the main body (1), the rotating part (201) of the control part (2) is rotatably arranged inside the placing groove (101), and the moving part (202) of the control part (2) is slidably arranged on the guide rod of the placing groove (101); the auxiliary mechanisms (3) are arranged in rectangular grooves in the upper end of the main body (1), two groups of auxiliary mechanisms (3) are arranged, and the sliding rods (302) of the auxiliary mechanisms (3) are fixedly arranged in the rectangular grooves in the upper end of the main body (1); the connecting pieces (301) of the auxiliary mechanisms (3) are connected with the fixed blocks (102) through tension springs, and the two groups of auxiliary mechanisms (3) are connected with connectors through connecting rods; the clamping mechanisms (4) are provided with two groups, and fixing rods (403) of the clamping mechanisms (4) are fixedly arranged on the moving piece (202).

2. The bridge precast beam template lifting tool of claim 1, characterized in that: the main body (1) comprises placing grooves (101) and fixing blocks (102), two groups of rectangular grooves are symmetrically arranged above the main body (1), and two groups of placing grooves (101) are symmetrically arranged at the lower end in the main body (1); the placing grooves (101) are rectangular grooves, the two groups of placing grooves (101) are communicated through holes, and guide rods are arranged at the lower ends of the placing grooves (101); the fixing block (102) is of a cuboid structure, and the fixing block (102) is fixedly installed in a rectangular groove in the upper end of the main body (1).

3. The bridge precast beam template lifting tool of claim 1, characterized in that: the control part (2) comprises a rotating part (201) and a moving part (202), the control part (2) is of a cylindrical structure, a bevel gear is arranged at the lower end of the control part (2), and the rotating part (201) is connected to the control part (2) through meshing of the gear; the outer end of the rotating part (201) is provided with threads, and the inner side of the rotating part (201) is provided with a bevel gear; the moving piece (202) is of a cuboid structure, a threaded hole and a through hole are formed in the moving piece (202), and the moving piece (202) is slidably mounted on the rotating piece (201) through threads.

4. The bridge precast beam template lifting tool of claim 1, characterized in that: the auxiliary mechanism (3) comprises a connecting piece (301), a sliding rod (302) and a sliding block (303), and the connecting piece (301) is arranged above the auxiliary mechanism (3); the connecting piece (301) is of an H-shaped structure, and connecting rods are mounted at two ends below the connecting piece (301) through connecting shafts; the two groups of sliding rods (302) are arranged, the sliding rods (302) are arranged at the lower end of the connecting piece (301), and the sliding rods (302) are sleeved with supporting springs; the slider (303) is the ring structure, and slider (303) slidable mounting is on slide bar (302), and the connecting rod is installed through the connecting axle in slider (303) upper end.

5. The bridge precast beam template lifting tool of claim 1, characterized in that: the clamping mechanism (4) comprises a main rod (401), an auxiliary rod (402) and a fixed rod (403), and the main rod (401) is arranged at the upper end of the clamping mechanism (4); the main rod (401) is of an I-shaped structure, and a through hole is formed in the middle of the main rod (401); the auxiliary rods (402) are arranged in two groups, the auxiliary rods (402) are of L-shaped structures, and the auxiliary rods (402) are movably arranged on two sides of the main rod (401) through connecting shafts; the lower end of the auxiliary rod (402) is provided with anti-skid stripes, and the middle position of the auxiliary rod (402) is provided with a slot; the fixing rod (403) is of a T-shaped structure, the upper end of the fixing rod (403) is inserted into a through hole in the middle of the main rod (401), and the connecting rods at the two ends of the fixing rod (403) are movably arranged in slots in the middle of the auxiliary rod (402) through connecting shafts.