CN214269908U

CN214269908U - Culvert pipe lifting device for municipal construction

Info

Publication number: CN214269908U
Application number: CN202023012232.9U
Authority: CN
Inventors: 何明理; 李海燕; 李钢粮; 李中才
Original assignee: Guangdong Yonghe Construction Group Co ltd
Current assignee: Guangdong Yonghe Construction Group Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-24
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a culvert pipe lifting device for municipal construction belongs to culvert pipe lifting device field. Including the davit, the davit below is equipped with the lifting hook, and the inside tripod that hangs of lifting hook is equipped with, and the welding of tripod below has the support, and support bottom surface symmetry is equipped with two cable wires, and the cable wire lower extreme is equipped with snatchs the subassembly, and two inside centre grippings of subassembly have the culvert pipe. The utility model discloses a loop wheel machine drives the lifting hook, and the lifting hook drives the tripod, and the tripod drives the support, and the support drives the cable wire, and the cable wire drives and snatchs the subassembly, snatchs the subassembly and drives the culvert pipe, under the effect of gravity, snatchs the subassembly and transversely stretches out and draws back, thereby cuts the tight culvert pipe of clamp each other. The utility model discloses structural design is compact reasonable, reduces at culvert pipe hoist and mount in-process installation procedure, has improved the efficiency of construction.

Description

Culvert pipe lifting device for municipal construction

Technical Field

The utility model relates to a culvert pipe lifting device field, more specifically say, relate to a culvert pipe lifting device for municipal construction.

Background

The culvert pipe is a pipeline buried under the ground surface, is formed by casting reinforced concrete and is commonly called a cement pipe. The small culvert pipe is also made of metal materials. A diversion pipeline and a water delivery pipeline are arranged below the full-section cofferdam, at present, water supply and drainage pipelines in most cities in China are provided with multipurpose cement pipes as culvert pipes, and the culvert pipes are heavy in weight and need to be hoisted. Patent document with publication number CN201922217265.8 provides a culvert pipe lifting device for municipal construction among the prior art, the device is through setting up at the inside drawing stick that carries of culvert pipe, set up two solid fixed rings at drawing stick both ends, set up on solid fixed ring and link up the ring, set up the cable wire in linking up the ring, the cable wire top sets up the lifting hook, set up the spacing ring in two relative one sides of solid fixed ring, set up fixed establishment at two relative opposite sides of solid fixed ring, utilize drawing stick and solid fixed ring fixed culvert pipe to pass through lifting hook pulling cable wire hoisting culvert pipe, although the device beneficial effect is more, nevertheless still there are the following problems: the device installation step is loaded down with trivial details, and the construction is inconvenient, needs to improve, in view of this, we provide a culvert pipe lifting device for municipal construction.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a culvert pipe lifting device for municipal construction to it is loaded down with trivial details, the inconvenient problem of construction to propose the step in solving above-mentioned background art.

2. Technical scheme

The utility model provides a culvert pipe lifting device for municipal construction, includes the davit, the davit below is equipped with the lifting hook, the inside tripod that hangs of lifting hook is equipped with, the welding of tripod below has the support, support bottom surface symmetry is equipped with two cable wires, the cable wire lower extreme is equipped with snatchs the subassembly, two it has the culvert pipe to snatch the inside centre gripping of subassembly.

The support is characterized in that an I-shaped guide groove is formed in the bottom surface of the support, two movable assemblies are arranged in the I-shaped guide groove, the outer sides of the movable assemblies are connected with the inner wall of the I-shaped guide groove in a sliding mode, the lower ends of the movable assemblies are fixedly connected with the upper end of a steel cable, first gear teeth are formed in the bottom surfaces of two sides of the I-shaped guide groove, and limiting blocks are fixed to two ends of the bottom surface of the support.

Preferably, the movable assembly includes a first spring, a first movable block is welded to the upper end of the first spring, the first movable block is slidably connected to the upper portion of the i-shaped guide groove, a second movable block is welded to the lower end of the first spring, the second movable block is slidably connected to the upper portion of the i-shaped guide groove, second gear teeth are respectively disposed on positions of the bottom surface of the second movable block, which are opposite to the first gear teeth, and the second gear teeth are in clamping fit with the first gear teeth.

Preferably, it includes connecting block and second spring to snatch the subassembly, the connecting block upper end is connected fixedly with the cable wire lower extreme, the connecting block lower extreme articulates there are head rod and second connecting rod, the second spring left end rotates with the head rod lower extreme to be connected, the second spring right-hand member rotates with the second connecting rod lower extreme to be connected, the head rod lower extreme still articulates there is first clamping bar, it has first grapple to articulate in the first clamping bar lower extreme, the second connecting rod lower extreme articulates there is the second clamping bar, it has the second grapple to articulate in the second clamping bar lower extreme.

Preferably, the first clamping bar and the second clamping bar are in a sickle-shaped structure, are arranged in an X shape and are rotatably connected with each other through a pin shaft in the middle.

Preferably, the first grapple and the second grapple are in hook-shaped structures, and grinding teeth are arranged on the inner sides of the first grapple and the second grapple

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: the utility model discloses a loop wheel machine drives the lifting hook, and the lifting hook drives first cable wire, and first cable wire drives the support, and the support drives the second cable wire, and the second cable wire drives and snatchs the subassembly, snatchs the subassembly and drives the culvert pipe, and under the effect of gravity, snatch the subassembly and transversely stretch out and draw back, thereby cut the tight culvert pipe of clamp each other. The utility model discloses structural design is compact reasonable, reduces at culvert pipe hoist and mount in-process installation procedure, has improved the efficiency of construction.

Drawings

FIG. 1 is a front schematic view of the overall structure of the present invention;

FIG. 2 is a schematic left side sectional view of the overall structure of the present invention;

fig. 3 is a schematic left side sectional view of the bracket of the present invention;

fig. 4 is a schematic diagram of the left side detachment of the grasping assembly of the present invention;

the reference numbers in the figures illustrate: 1. a suspension arm; 2. a hook; 3. a tripod; 4. a support; 5. a steel cord; 6. a grasping assembly; 7. a culvert pipe; 8. a movable component; 401. a limiting block; 402. an i-shaped trough; 403. a first gear tooth; 601. connecting blocks; 602. a first connecting rod; 603. a second connecting rod; 604. a second spring; 605. a first clamping bar; 606. a second clamping bar; 607. a first grapple; 608. a second grapple; 609. grinding the teeth; 801. a first movable block; 802. a first spring; 803. a second movable block; 804. a second gear tooth.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a culvert pipe lifting device for municipal construction, includes davit 1, and 1 below of davit is equipped with

lifting hook

2, and 2 inside lifting hooks of lifting hook are equipped with tripod 3, and the welding of 3 below of tripod has

support

4, and 4 bottom surface symmetries of support are equipped with two

cable wires

5, and 5 lower extremes of cable wire are equipped with and snatch subassembly 6, and two snatch 6 inside centre grippings of subassembly have culvert pipe 7. When this device is required to hoist culvert pipe 7, utilize davit 1 to drive lifting hook 2, lifting hook 2 drives tripod 3, and tripod 3 drives support 4, and support 4 drives cable wire 5, and cable wire 5 drives and snatchs subassembly 6, snatchs subassembly 6 and drives 6 culvert pipes 7.

An I-shaped guide groove 402 is formed in the bottom surface of the support 3, two movable assemblies 8 are arranged in the I-shaped guide groove 402, the outer sides of the movable assemblies 8 are connected with the inner wall of the I-shaped guide groove 402 in a sliding mode, the lower ends of the movable assemblies 8 are fixedly connected with the upper end of the steel cable 5, first gear teeth 403 are formed in the bottom surfaces of two sides of the I-shaped guide groove 402, and limiting blocks 401 are fixed to two ends of the bottom surface of the support 3. The stopper 401 can prevent the movable assembly 8 from falling off from the movable assembly 8.

Specifically, the movable assembly 8 includes a first spring 802, a first movable block 801 is welded to the upper end of the first spring 802, the first movable block 801 is slidably connected to the upper portion of the i-shaped guide slot 402, a second movable block 803 is welded to the lower end of the first spring 802, the second movable block 803 is slidably connected to the upper portion of the i-shaped guide slot 402, second gear teeth 804 are respectively disposed at positions of the bottom surface of the second movable block 803 corresponding to the first gear teeth 403, and the second gear teeth 804 are engaged with the first gear teeth 403 in a snap fit manner. When no heavy object exists, the first spring 802 contracts to drive the second movable block 803 to move upwards, the second gear teeth 804 are clamped with the first gear teeth 403 to be disengaged, so that the second gear teeth can slide, a constructor can adjust the position conveniently to adapt to culvert pipes 7 with different lengths, the first spring 802 stretches when the heavy object exists, the second movable block 803 moves downwards, and the second gear teeth 804 are clamped with the first gear teeth 403 to fix the position.

Furthermore, the grabbing component 6 comprises a connecting block 601 and a second spring 604, the upper end of the connecting block 601 is fixedly connected with the lower end of the steel cable 5, the lower end of the connecting block 601 is hinged with a first connecting rod 602 and a second connecting rod 603, the left end of the second spring 604 is rotatably connected with the lower end of the first connecting rod 602, the right end of the second spring 604 is rotatably connected with the lower end of the second connecting rod 603, the lower end of the first connecting rod 602 is hinged with a first clamping rod 605, a first grabbing hook 607 is hinged in the lower end of the first clamping rod 605, the lower end of the second connecting rod 602 is hinged with a second clamping rod 606, and a second grabbing hook 608 is hinged in the lower end of the second clamping rod 606. The second spring 604 enables the grabbing component 6 to be unfolded at a proper angle, the unfolding width is smaller than the maximum diameter of the culvert pipe 7, the pipeline can be conveniently grabbed, the grabbing hook slides along the outer wall of the culvert pipe 7 and is inwards contracted and unfolded, and when the maximum diameter of the culvert pipe 7 is exceeded, the grabbing hook falls back to the original position and grabs the culvert pipe 7.

It should be noted that the first clamping bar 605 and the second clamping bar 606 are in a sickle-shaped structure, and the first clamping bar 605 and the second clamping bar 606 are arranged in an X-shape and are rotatably connected at the middle parts of the first clamping bar 605 and the second clamping bar 606 by a pin shaft.

In addition, the first grapple 607 and the second grapple 608 are in a hook-shaped structure, and the first grapple 607 and the second grapple 608 are provided with a grinding tooth 609 inside. The hook-shaped structures can be staggered mutually in a clamping state, the culvert pipe 7 is prevented from falling, and the grinding teeth 609 play a role in skid resistance.

The working principle is as follows: when the device is needed to hoist the culvert pipe 7, the crane 1 is utilized to drive the lifting hook 2, the lifting hook drives the tripod 3, the tripod 3 drives the bracket 4, the bracket 4 drives the steel cable 5, the steel cable 5 drives the grabbing component 6, the grabbing component drives the culvert pipe 7 6, firstly, the hoisting equipment is moved to the upper part of the culvert pipe 7, the grabbing component 6 of the hoisting equipment is lowered to be contacted with the pipeline, the grapple slides along the outer wall of the culvert pipe 7 to contract inwards and expand, when exceeding the maximum diameter of the culvert 7, the grapple falls back to the original position, grabs the culvert 7, lifts upwards, the grabbing component 6 is influenced by gravity, the culvert pipe 7 is transversely contracted and clamped, the grinding teeth 609 are abutted to the outer wall of the culvert pipe 7 to prevent the culvert pipe from sliding, meanwhile, the first spring 802 is influenced by gravity to stretch the side length, the second movable block 803 moves downwards, and the second gear teeth 804 on the bottom surface of the second movable block 803 are clamped with the first gear teeth 404 to fix the position of the culvert pipe.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a culvert pipe lifting device for municipal construction, includes davit (1), its characterized in that: a lifting hook (2) is arranged below the lifting arm (1), a triangular frame (3) is arranged in the lifting hook (2) in a hanging mode, a support (4) is welded below the triangular frame (3), two steel cables (5) are symmetrically arranged on the bottom surface of the support (4), a grabbing component (6) is arranged at the lower end of each steel cable (5), and a culvert pipe (7) is clamped in each grabbing component (6);

an I-shaped guide groove (402) is formed in the bottom surface of the support (4), two movable assemblies (8) are arranged in the I-shaped guide groove (402), the outer sides of the movable assemblies (8) are connected with the inner wall of the I-shaped guide groove (402) in a sliding mode, the lower ends of the movable assemblies (8) are fixedly connected with the upper end of the steel cable (5), first gear teeth (403) are formed in the bottom surfaces of two sides of the I-shaped guide groove (402), and limiting blocks (401) are fixed to two ends of the bottom surface of the support (4.

2. The culvert pipe hoisting equipment for municipal construction according to claim 1, characterized in that: the movable assembly (8) comprises a first spring (802), a first movable block (801) is welded at the upper end of the first spring (802), the first movable block (801) is connected with the upper portion of the I-shaped guide groove (402) in a sliding mode, a second movable block (803) is welded at the lower end of the first spring (802), the second movable block (803) is connected with the upper portion of the I-shaped guide groove (402) in a sliding mode, second gear teeth (804) are respectively arranged on the bottom surface of the second movable block (803) opposite to the first gear teeth (403), and the second gear teeth (804) are matched with the first gear teeth (403) in a clamping mode.

3. The culvert pipe hoisting equipment for municipal construction according to claim 1, characterized in that: the grabbing component (6) comprises a connecting block (601) and a second spring (604), the upper end of the connecting block (601) is fixedly connected with the lower end of a steel cable (5), the lower end of the connecting block (601) is hinged with a first connecting rod (602) and a second connecting rod (603), the left end of the second spring (604) is rotatably connected with the lower end of the first connecting rod (602), the right end of the second spring (604) is rotatably connected with the lower end of the second connecting rod (603), the lower end of the first connecting rod (602) is also hinged with a first clamping rod (605), a first grabbing hook (607) is hinged in the lower end of the first clamping rod (605), a second clamping rod (606) is hinged in the lower end of the second clamping rod (606), and a second grabbing hook (608) is hinged in the lower end of the second clamping rod (606).

4. The culvert pipe hoisting equipment for municipal construction according to claim 3, characterized in that: the first clamping bar (605) and the second clamping bar (606) are in a sickle-shaped structure, the first clamping bar (605) and the second clamping bar (606) are arranged in an X shape, and the middle parts of the first clamping bar (605) and the second clamping bar (606) are rotatably connected through a pin shaft.

5. The culvert pipe hoisting equipment for municipal construction according to claim 4, characterized in that: the first grapple (607) and the second grapple (608) are in a hook-shaped structure, and grinding teeth (609) are arranged on the inner sides of the first grapple (607) and the second grapple (608).