CN214989692U

CN214989692U - Nodular cast iron pipeline hoisting structure

Info

Publication number: CN214989692U
Application number: CN202120285192.0U
Authority: CN
Inventors: 任翠翠; 程婷
Original assignee: Ccce Construction Engineering Co ltd
Current assignee: Ccce Construction Engineering Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-12-03
Anticipated expiration: 2031-02-01

Abstract

The utility model relates to a nodular cast iron pipeline hoisting structure uses in pipeline mounting structure's technical field, and it includes hoist and mount frame and two at least suspender, hoist and mount frame includes connecting rod and two piece at least bracing pieces, the both ends of suspender all can be dismantled with the bracing piece and be connected, be provided with the skid resistant course on the suspender, the skid resistant course is the rubber layer, the pipeline place in the suspender with in the space that the bracing piece is constituteed. This application increases the frictional force between suspender and the pipeline on the one hand through setting up the skid resistant course, and the condition that reduces suspender and pipeline relative slip takes place, and on the other hand makes not direct contact between suspender and the pipeline for the pipeline outer wall contacts with the non-slip layer of rubber material, has the effect that reduces the suspender and damage the pipeline outer wall.

Description

Nodular cast iron pipeline hoisting structure

Technical Field

The application relates to the technical field of pipeline mounting structures, in particular to a nodular cast iron pipeline hoisting structure.

Background

The nodular cast iron pipe is a pipe which is formed by adding a nodulizer into cast molten iron above No. 18 and then centrifugally casting the molten iron at a high speed by a centrifugal nodular cast iron machine, and is called a nodular cast iron pipe, a nodular cast iron pipe and the like for short. The material is mainly used for conveying tap water and is an ideal selective material for tap water pipelines. In the process of installing municipal water supply pipes, it is sometimes necessary to install the pipes into the trench floor.

In the related art, chinese patent application No. CN201710863587.2 discloses a buried pipeline hoisting tool, which includes a hanger and at least two ropes fixed on the hanger, wherein at least one end of each rope is detachably connected to the hanger, and after both ends of each rope are fixedly connected to the hanger, the space enclosed by all ropes and the hanger forms a constraint space for the pipe section of the hoisting tool; each pocket rope is formed by multistage rope segment series connection in proper order, and all links to each other through series connection device between two rope segments that link to each other, and each series connection device is the detachable connection relation with the relation of connection that corresponds two rope segments.

The principle of the scheme is as follows: in each pocket rope, can be according to the diameter of pipeline section, establish ties the rope section that quantity is suitable on each pocket rope, when pocket rope length satisfies restraint pipeline section for pocket rope is as short as possible, can dismantle the one end of being connected with the gallows separately and separate the back with the gallows, is fixed in on the gallows again after by the bottom of pipeline section, has accomplished the connection of this lifting device and pipeline section promptly.

In the actual installation, at the whereabouts in-process of pipeline will guarantee that the body level is at the bottom of the ditch down, must not bump and roll, avoid the protective layer and the anticorrosive coating in the pipeline outside to damage, however, because the pocket rope forms by multistage rope segment series connection in proper order among the above-mentioned scheme, and through shackle interconnect, the outer wall and the shackle of pipeline support tightly, the shackle damages the protective layer and the anticorrosive coating of pipeline outer wall easily.

With respect to the related art in the above, the inventors have considered that there is a defect that the protective layer and the anticorrosive layer of the outer wall of the pipe are easily damaged.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that protective layer and the anticorrosive coating in the pipeline outside damaged easily, this application provides a nodular cast iron pipeline hoisting structure.

The application provides a nodular cast iron pipeline hoisting structure adopts following technical scheme:

the utility model provides a nodular cast iron pipeline hoisting structure, includes hoist and mount frame and two at least braces, hoist and mount frame includes connecting rod and two at least spinal branch vaulting poles, the both ends of suspender all can be dismantled with the bracing piece and be connected, be provided with the skid resistant course on the suspender, the skid resistant course is the rubber layer, the pipeline place in the space that suspender and bracing piece are constituteed.

Through adopting above-mentioned technical scheme, set up the suspender, after hanging strip and hoisting frame separation, reconnect on hoisting frame after the bottom by the pipeline is walked around, this lifting device is connected with the pipeline promptly, make the pipeline place in the space that suspender and bracing piece are constituteed, because be provided with the skid resistant course of rubber material on the suspender, after lifting up the pipeline, the skid resistant course increases the frictional force between suspender and the pipeline on the one hand, it takes place to reduce suspender and pipeline relative slip's the condition, thereby avoid the suspender to damage the pipeline outer wall, on the other hand makes not direct contact between suspender and the pipeline, make the pipeline outer wall contact with the skid resistant course of rubber material, thereby reduced the damage to the pipeline outer wall.

Optionally, a tensioning assembly is arranged on the supporting rod and comprises a bidirectional screw and two sliding blocks, a sliding groove is formed in the supporting rod, the bidirectional screw is arranged in the sliding groove and is rotatably connected with the supporting rod, the two sliding blocks are arranged on the bidirectional screw, one end of the sling is detachably mounted on one sliding block, and the other end of the sling is detachably mounted on the other sliding block.

Through adopting above-mentioned technical scheme, rotate two-way screw rod and can make two sliders be close to or keep away from to press from both sides suspender and pipeline or loosen, press from both sides suspender and pipeline tightly, reduce the space between suspender and the pipeline, improve the area of contact between suspender and the pipeline, further improved the fixed effect to the pipeline, reduce the swing range of pipeline in the air, further reduce the suspender and the condition emergence of pipeline relative slip.

Optionally, a worm wheel and a worm are arranged on the support rod, the worm wheel is fixedly sleeved on the bidirectional screw rod, and one end of the worm penetrates through the support rod to be meshed with the worm wheel.

Through adopting above-mentioned technical scheme, because the worm gear has the auto-lock nature, prevent to a certain extent that two-way screw rod from unexpected the slip, improved the stability of hoist and mount pipeline, rotate the worm and drive worm wheel and two-way screw rod and rotate convenient operation.

Optionally, the free end of the worm is provided with a handle.

Through adopting above-mentioned technical scheme, the worm is more conveniently rotated in the setting of handle.

Optionally, the end of the hanging strip is provided with a hanging ring, the side wall of the sliding block is provided with a mounting groove, the hanging ring is arranged in the mounting groove, the lower end of the sliding block is provided with a bolt, and the bolt penetrates into the sliding block and is used for fixing the hanging ring in the mounting groove.

Through adopting above-mentioned technical scheme, the link joint penetrates the slider in the mounting groove of slider through the bolt in, is fixed in the mounting groove with the link, has made things convenient for the dismantlement and the installation of suspender.

Optionally, a graduated scale is arranged on the support rod and arranged along the axial direction of the bidirectional screw rod.

Through adopting above-mentioned technical scheme, the setting of scale for the distance between two sliders on the bracing piece can be read out, thereby the distance adjustment is unanimous between two sliders on every bracing piece for the suspender on every bracing piece holds up behind the pipeline and the distance between the bracing piece is the same, makes the pipeline of arranging in on a plurality of suspenders keep the level, avoids the condition of pipeline slope to take place.

Optionally, the lower end of the support rod is provided with a rubber sheet.

Through adopting above-mentioned technical scheme, the setting of sheet rubber for when the bracing piece lower extreme was touchd to the pipeline, become soft contact by hard contact, thereby avoid the bracing piece to damage the condition emergence of pipeline outer wall.

Optionally, anti-skidding lines are arranged on one side, close to the supporting rod, of the anti-skidding layer.

Through adopting above-mentioned technical scheme, the frictional force between further increase suspender and the pipeline is taken place in the setting of antiskid line, reduces suspender and pipeline relative slip's the condition.

Optionally, the harness is a flat harness.

Through adopting above-mentioned technical scheme, the setting of flat suspender conveniently sets up the skid resistant course on the one hand, and on the other hand has increased the area of contact between the suspender pipeline, further reduces the suspender and takes place with the condition of pipeline relative slip.

Optionally, a hanging ring is integrally arranged on the connecting rod.

By adopting the technical scheme, the hoisting structure can be conveniently hung on the hoisting equipment by the arrangement of the hoisting rings.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sling is provided with the anti-slip layer made of rubber, after the pipeline is lifted, the anti-slip layer increases the friction force between the sling and the pipeline and reduces the relative sliding of the sling and the pipeline, so that the sling is prevented from damaging the outer wall of the pipeline, and the sling is not in direct contact with the pipeline, so that the outer wall of the pipeline is in contact with the anti-slip layer made of rubber, and the damage to the outer wall of the pipeline is reduced;

2. the two sliding blocks can be close to or far away from each other by rotating the bidirectional screw, so that the hanging strip and the pipeline are clamped or loosened, the hanging strip and the pipeline are clamped, the gap between the hanging strip and the pipeline is reduced, the contact area between the hanging strip and the pipeline is increased, the fixing effect on the pipeline is further improved, the swinging amplitude of the pipeline in the air is reduced, and the relative sliding of the hanging strip and the pipeline is further reduced;

3. the setting of scale for the distance between two sliders on the bracing piece can be read out, thereby conveniently adjust the distance between two sliders on every bracing piece for unanimous, make the suspender on every bracing piece hold up behind the pipeline with the bracing piece apart from the same, make the pipeline of arranging in on a plurality of suspenders keep the level, avoid the condition of pipeline slope to take place.

Drawings

Fig. 1 is an overall schematic view of a nodular cast iron pipe hoisting structure according to an embodiment of the application.

Fig. 2 is a schematic view of a disassembled structure of the support rod in the embodiment of the present application.

FIG. 3 is a schematic structural view of a strap and slider according to an embodiment of the present application.

Description of reference numerals: 1. a hoisting frame; 11. a connecting rod; 111. hanging a ring; 12. a support bar; 121. a bidirectional screw; 122. a slider; 123. a sliding groove; 1231. mounting grooves; 1232. a bolt; 124. a worm gear; 125. a worm; 1251. a handle; 126. a graduated scale; 127. a rubber sheet; 2. a sling; 21. hanging a ring; 22. an anti-slip layer; 221. and (4) anti-skid lines.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses nodular cast iron pipeline hoisting structure, refer to fig. 1, including hoisting frame 1 and two at least suspender 2, two suspender 2 are selected for use to this embodiment, and suspender 2's both ends all are connected with hoisting frame 1 lower extreme, and the pipeline is placed in the space that suspender 2 and bracing piece 12 are constituteed.

Referring to fig. 1, hoist and mount frame 1 includes connecting rod 11 and two piece at least bracing pieces 12, this embodiment bracing piece 12 chooses for use two, 12 parallel arrangement of two bracing pieces, 11 levels of connecting rod set up and vertical support pole 12, connecting rod 11 sets up to a plurality of, three are chooseed for use to this embodiment, 11 one end of connecting rod weld in a bracing piece 12, the other end welds in another bracing piece 12, thereby be in the same place two bracing pieces 12 fixed connection, an organic whole is provided with hangs link 111 on connecting rod 11, make things convenient for external hoisting equipment to be connected with hoist and mount frame 1.

Referring to fig. 1 and 2, the supporting rod 12 is provided with a tensioning assembly, the tensioning assembly includes a two-way screw 121 and two sliders 122, the lower end of the supporting rod 12 is provided with a sliding groove 123 along the axis of the supporting rod 12, the two-way screw 121 is disposed in the sliding groove 123, and both ends of the two-way screw 121 penetrate into the supporting rod 12 and are rotatably connected with the supporting rod 12; the support rod 12 is also provided with a worm wheel 124 and a worm 125, the worm wheel 124 is sleeved on the bidirectional screw 121 and is in key connection with the bidirectional screw 121, one end of the worm 125 penetrates into the support rod 12 to be meshed with the worm wheel 124, the free end of the worm 125 is arranged outside the support rod 12 and is welded with a handle 1251, and the worm 125 is rotated through the handle 1251, so that the worm wheel 124 and the bidirectional screw 121 are driven to rotate; the two sliding blocks 122 are both in threaded rotary connection with the two-way screw 121, and the two sliding blocks 122 are respectively installed on the threads of the two-way screw 121 in different rotation directions; the side wall of the support rod 12 is provided with a graduated scale 126 along the axial direction of the two-way screw 121, the distance between the two sliders 122 can be read through the graduated scale 126, and the distance between the two sliders 122 on each support rod 12 can be conveniently adjusted to be consistent; the adhesion of 12 lower extremes of bracing piece is provided with the sheet rubber 127, and when the bracing piece 12 lower extremes was touchhed to the pipeline, the condition of avoiding bracing piece 12 to damage the pipeline outer wall took place.

Referring to fig. 1 and 3, the hanging strip 2 is a flat hanging strip 2, and the hanging strip 2 is arranged corresponding to the support rods 12 one by one. Both ends of the hanging strip 2 are detachably connected with the support rod 12, the structures of both ends of the hanging strip 2 are the same, one end of the hanging strip 2 is detachably arranged on one sliding block 122, and the other end of the hanging strip 2 is detachably arranged on the other sliding block 122; hanging rings 21 are integrally arranged at two ends of the hanging strip 2, an installation groove 1231 is horizontally formed in the side wall of the sliding block 122, the hanging rings 21 are arranged in the installation groove 1231, a bolt 1232 is arranged at the lower end of the sliding block 122, the bolt 1232 penetrates through the sliding block 122 from bottom to top and penetrates through the hanging rings 21, and the hanging rings 21 are fixed in the installation groove 1231; the sling 2 is provided with an anti-skid layer 22 close to the support rod 12, the anti-skid layer 22 is a rubber layer, and anti-skid lines 221 are arranged on one side of the anti-skid layer 22 close to the support rod 12.

The implementation principle of a nodular cast iron pipeline hoisting structure of the embodiment of the application is:

after the hanging strip 2 is wound around the bottom of the pipeline, the hanging ring 21 is placed in the mounting groove 1231 of the support rod 12, the hanging ring 21 is connected to the sliding block 122 through the bolt 1232, and two ends of the hanging strip 2 are connected to the sliding block 122; then the handle 1251 is rotated to make the two sliding blocks 122 close until the pipe abuts against the rubber sheet 127 on the supporting rod 12, so as to increase the contact area between the hanging strip 2 and the pipe, reduce the swing amplitude of the pipe in the air, and further reduce the relative sliding of the hanging strip 2 and the pipe.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a nodular cast iron pipeline hoisting structure which characterized in that: including hoisting frame (1) and two at least suspender (2), hoisting frame (1) includes connecting rod (11) and two piece at least bracing pieces (12), the both ends of suspender (2) all can be dismantled with bracing piece (12) and be connected, be provided with on suspender (2) skid resistant course (22), skid resistant course (22) are the rubber layer, the pipeline place in suspender (2) with in the space that bracing piece (12) are constituteed.

2. The nodular cast iron pipeline hoisting structure of claim 1, wherein: be provided with taut subassembly on bracing piece (12), taut subassembly includes two-way screw rod (121) and two slider (122), sliding tray (123) have been seted up on bracing piece (12), two-way screw rod (121) are arranged in sliding tray (123) and are rotated with bracing piece (12) and be connected, two slider (122) are installed on two-way screw rod (121), the one end demountable installation of suspender (2) is on one slider (122), suspender (2) other end demountable installation is on another slider (122).

3. The nodular cast iron pipeline hoisting structure of claim 2, wherein: the support rod (12) is provided with a worm wheel (124) and a worm (125), the worm wheel (124) is fixedly sleeved on the bidirectional screw rod (121), and one end of the worm (125) penetrates through the support rod (12) to be meshed with the worm wheel (124).

4. The nodular cast iron pipeline hoisting structure of claim 3, wherein: the free end of the worm (125) is provided with a handle (1251).

5. The nodular cast iron pipeline hoisting structure of claim 2, wherein: hanging rings (21) are arranged at two end portions of the hanging strips (2), a mounting groove (1231) is formed in the side wall of the sliding block (122), the hanging rings (21) are arranged in the mounting groove (1231), a bolt (1232) is arranged at the lower end of the sliding block (122), and the bolt (1232) penetrates into the sliding block (122) and is used for fixing the hanging rings (21) in the mounting groove (1231).

6. The nodular cast iron pipeline hoisting structure of claim 2, wherein: the support rod (12) is provided with a graduated scale (126), and the graduated scale (126) is arranged along the axial direction of the two-way screw rod (121).

7. The nodular cast iron pipeline hoisting structure of claim 1, wherein: the lower end of the supporting rod (12) is provided with a rubber sheet (127).

8. The nodular cast iron pipeline hoisting structure of claim 1, wherein: and anti-skid grains (221) are arranged on one side of the anti-skid layer (22) close to the support rod (12).

9. The nodular cast iron pipeline hoisting structure of claim 1, wherein: the sling (2) is a flat sling (2).

10. The nodular cast iron pipeline hoisting structure of claim 1, wherein: the connecting rod (11) is integrally provided with a hanging ring (21).