CN110642136A - Novel internal reflux pump hoisting device and method - Google Patents
Novel internal reflux pump hoisting device and method Download PDFInfo
- Publication number
- CN110642136A CN110642136A CN201910841249.8A CN201910841249A CN110642136A CN 110642136 A CN110642136 A CN 110642136A CN 201910841249 A CN201910841249 A CN 201910841249A CN 110642136 A CN110642136 A CN 110642136A
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- Prior art keywords
- reflux pump
- internal reflux
- bracket
- rope
- upper bracket
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a novel hoisting device and method for an internal reflux pump, wherein the device comprises a bracket, a triangular disc and a rope; the bracket comprises a first upper bracket and a second upper bracket, and the ropes comprise a first rope, a second rope and a third rope; the sliding block is arranged on the bracket and comprises a first bracket sliding block arranged on the first upper bracket and a second bracket sliding block arranged on the second upper bracket; the triangular disc is connected with the power device through a first rope, the triangular disc is connected with the first support sliding block through a second rope, and the triangular disc is connected with the second support sliding block through a third rope; the first end of the first upper bracket is connected with the internal reflux pump, the first end of the second upper bracket is connected with the internal reflux pump, and the second end of the first upper bracket is connected with the second end of the second upper bracket and can rotate around the connecting point; the internal reflux pump is connected with the pipeline through the hook claw. The invention solves the problem that the internal reflux pump is difficult to pull up, and greatly improves the maintenance efficiency.
Description
Technical Field
The invention relates to a novel hoisting device and method for an internal reflux pump.
Background
In the sewage treatment industry, an internal reflux pump is a very critical device, the internal reflux pump enables sewage to flow in a channel, the internal reflux pump is generally arranged in a wall body, and the internal reflux pump is clamped on the pipe wall of a pipeline in the wall body through two claws.
Interior backwash pump is in the maintenance of shutting down, need hoist interior backwash pump and overhaul, because interior backwash pump uses usually in the very low sewer of visibility to interior backwash pump has about 6 meters deep underwater, consequently all can install the rope in advance in interior backwash pump top usually, and install the guide rail on the wall body. And finally, the internal reflux pump is pulled up for maintenance through the travelling crane at the upper end of the water channel. Generally, when the internal reflux pump is hoisted, a steel wire rope is pulled by a travelling crane at the upper end of a ditch to hoist. However, when the internal reflux pump runs for a long time, a large amount of garbage in the water channel can be wound on the hook claw and the slide block guide rail, which causes great lifting resistance. In addition, the hook claw hooks the pipe wall for a long time, so that the pipe wall and the pipe wall are easy to be occluded together, and at the moment, the internal reflux pump is not easy to be pulled up through the unidirectional vertical tension of the steel wire rope, so that the phenomenon of rope breakage is easy to cause.
Disclosure of Invention
The invention provides a novel internal reflux pump lifting device and method, which solve the problem that an internal reflux pump is difficult to lift.
The purpose of the invention is realized by the following technical scheme:
a novel internal reflux pump hoisting device comprises a bracket, a triangular disc and a rope;
the bracket comprises a first upper bracket and a second upper bracket, and the ropes comprise a first rope, a second rope and a third rope;
the sliding block is arranged on the bracket and comprises a first bracket sliding block arranged on the first upper bracket and a second bracket sliding block arranged on the second upper bracket;
the triangular disc is connected with the power device through a first rope, the triangular disc is connected with the first support sliding block through a second rope, and the triangular disc is connected with the second support sliding block through a third rope;
the first end of the first upper bracket is connected with the internal reflux pump, the first end of the second upper bracket is connected with the internal reflux pump, and the second end of the first upper bracket is connected with the second end of the second upper bracket and can rotate around the connecting point;
the internal reflux pump is connected with the pipeline through the hook claw.
Preferably, three pins are arranged on the triangular disc, and the first rope, the second rope and the third rope are respectively connected with the three pins on the triangular disc.
As a preferred mode, a first guide rail is arranged on the first upper bracket, and the first bracket sliding block is connected with the first upper bracket through the first guide rail;
and a second guide rail is arranged on the second upper bracket, and the second bracket sliding block is connected with the second upper bracket through the second guide rail.
As a preferred mode, a first sliding groove is formed in the first upper support, and the first support sliding block is connected with the first upper support through a bolt or a pin shaft; a second sliding groove is formed in the second upper support, and a second support sliding block is connected with the second upper support through a bolt or a pin shaft; the second rope is connected with a bolt at the position of the first support sliding block, and the third rope is connected with a bolt or a pin shaft at the position of the second support sliding block.
Preferably, the end of the internal reflux pump is provided with a lifting slider, the wall is provided with a third guide rail, and the lifting slider can slide on the third guide rail.
Preferably, the third rail is a vertical rail.
Preferably, the jaw opening end of the hook is chamfered.
Preferably, the number of the hooks is two, the two hooks are respectively a first hook and a second hook, and the first hook and the second hook are symmetrically arranged on the circumference of the end part of the internal reflux pump and respectively form an included angle of 60 degrees with the vertical direction of the internal reflux pump.
Preferably, one end of the internal reflux pump is connected with the first upper bracket, and the other end of the internal reflux pump is connected with the second upper bracket.
A hoisting method of a novel internal reflux pump hoisting device comprises the following steps:
(1) controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(2) adjusting the position of the first support sliding block on the first upper support, and adjusting the position of the second support sliding block on the second upper support;
(3) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(4) if the lifting resistance of the internal reflux pump is large and the internal reflux pump cannot be lifted, controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(5) adjusting the position of the first bracket slide block on the first upper bracket and/or the position of the second bracket slide block on the second upper bracket;
(6) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(7) and if the internal reflux pump still cannot be hoisted, repeating the processes of the steps (4) to (6) until the internal reflux pump is hoisted finally after the seizure force is eliminated.
The invention has the beneficial effects that: the invention solves the problem that the internal reflux pump is difficult to pull up, and greatly improves the maintenance efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a hook structure;
FIG. 3 is a schematic view of the finger distribution;
in the figure, 1-wall, 2-third guide rail, 3-pipeline, 4-lifting slide block, 5-claw, 6-first rope, 7-triangular disc, 8-second rope, 9-third rope, 10-first upper bracket, 11-first bracket slide block, 12-second upper bracket and 13-second bracket slide block.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
The internal reflux pump lifting device provided by the invention solves the problem of difficulty in lifting the internal reflux pump, and greatly improves the maintenance efficiency. The specific scheme is as follows:
as shown in fig. 1 and 2, the novel internal reflux pump hoisting device comprises a bracket, a triangular disc 7 and a rope;
the bracket comprises a first upper bracket 10 and a second upper bracket 12, and the ropes comprise a first rope 6, a second rope 8 and a third rope 9;
the sliding blocks are arranged on the brackets and comprise first bracket sliding blocks 11 arranged on the first upper bracket 10 and second bracket sliding blocks 13 arranged on the second upper bracket 12;
the triangular disc 7 is connected with a power device through a first rope 6, the triangular disc 7 is connected with a first support sliding block 11 through a second rope 8, and the triangular disc 7 is connected with a second support sliding block 13 through a third rope 9;
the first end of the first upper bracket 10 is connected with the internal reflux pump, the first end of the second upper bracket 12 is connected with the internal reflux pump, and the second end of the first upper bracket 10 is connected with the second end of the second upper bracket 12 and can rotate around the connection point;
the internal reflux pump is connected with the pipeline 3 through the hook claw 5. Usually, the pipeline 3 is connected with an internal reflux pump after passing through the wall body 1.
In a preferred embodiment, three pins are arranged on the triangular disc 7, and the first rope 6, the second rope 8 and the third rope 9 are respectively connected with the three pins on the triangular disc 7. The cord is rotatable about the pin.
In a preferred embodiment, a first guide rail is arranged on the first upper bracket 10, and the first bracket slider 11 is connected with the first upper bracket 10 through the first guide rail;
a second guide rail is arranged on the second upper bracket 12, and a second bracket sliding block 13 is connected with the second upper bracket 12 through the second guide rail.
In a preferred embodiment, a first sliding groove is arranged on the first upper bracket 10, and the first bracket sliding block 11 is connected with the first upper bracket 10 through a bolt or a pin shaft; a second sliding groove is formed in the second upper support 12, and a second support sliding block 13 is connected with the second upper support 12 through a bolt or a pin shaft; the second rope 8 is connected with a bolt at the position of the first bracket sliding block 11, and the third rope 9 is connected with a bolt or a pin shaft at the position of the second bracket sliding block 13. The rope can rotate around the bolt or the pin shaft.
In a preferred embodiment, the end of the internal reflux pump is provided with a lifting slide block 4, the third guide rail 2 is arranged on the wall body 1, and the lifting slide block 4 can slide on the third guide rail 2. In the process of hoisting or lowering the internal reflux pump, the lifting slide block 4 and the third guide rail 2 play a role in positioning and guiding.
In a preferred embodiment, the guide rail (third guide rail 2) is a vertical guide rail.
In a preferred embodiment, the jaw end of the finger 5 is chamfered. The surface contact between the claw 5 and the pipeline 3 is changed into line contact, and the occlusion force is reduced.
In a preferred embodiment, as shown in fig. 3, the two hooks 5 are provided, namely a first hook 5 and a second hook 5, and the first hook 5 and the second hook 5 are symmetrically arranged on the circumference of the end part of the internal reflux pump and respectively form an included angle of 60 degrees with the vertical direction of the internal reflux pump. The hook claw 5 is welded on the internal reflux pump, and the hook claw 5 hooks the pipeline 3 through the self weight of the internal reflux pump.
In a preferred embodiment, one end of the internal reflux pump is connected to the first upper bracket 10, and the other end of the internal reflux pump is connected to the second upper bracket 12, which is more beneficial to lifting the internal reflux pump.
A hoisting method of a novel internal reflux pump hoisting device comprises the following steps:
(1) controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(2) adjusting the position of a first bracket sliding block 11 on a first upper bracket 10, adjusting the position of a second bracket sliding block 13 on a second upper bracket 12, and adjusting the gravity center of the internal reflux pump;
(3) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(4) if the lifting resistance of the internal reflux pump is large and the internal reflux pump cannot be lifted, controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(5) adjusting the position of the first bracket slide block 11 on the first upper bracket 10 and/or the position of the second bracket slide block 13 on the second upper bracket 12 to adjust the gravity center of the internal reflux pump;
(6) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(7) and if the internal reflux pump still cannot be hoisted, repeating the processes of the steps (4) to (6) until the internal reflux pump is hoisted finally after the seizure force is eliminated.
In the hoisting process of the internal reflux pump, the internal reflux pump is required to be inclined and turned over so as to eliminate the occlusion force between the hook claw 5 and the pipeline 3, the first bracket sliding block 11 and the second bracket sliding block 13 are preferably electric sliding blocks, and the gravity center of the internal reflux pump is adjusted by controlling the positions of the electric sliding blocks.
This internal reflux hoisting accessory designs on two upper cradles or the upper corbel and installs two movable electronic sliders, forms the slider slide rail. In the hoisting process, the gravity center of the internal reflux pump can be adjusted by adjusting the relative position between the upper supporting beam sliding block and the upper supporting beam, and the function of turning the internal reflux pump is achieved.
Aiming at the situation that the internal reflux pump is difficult to lift, the invention provides the novel internal reflux pump lifting device, the gravity center of the internal reflux pump can be changed in the lifting process, the pump body can be turned over to a certain degree in the lifting process by changing the gravity center of the internal reflux pump, the occlusion stress of the hook claw 5 is eliminated, and the problem of difficult lifting is solved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, it should be noted that any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a novel internal reflux pump lifts by crane device which characterized in that: comprises a bracket, a triangular disc and a rope;
the bracket comprises a first upper bracket and a second upper bracket, and the ropes comprise a first rope, a second rope and a third rope;
the sliding block is arranged on the bracket and comprises a first bracket sliding block arranged on the first upper bracket and a second bracket sliding block arranged on the second upper bracket;
the triangular disc is connected with the power device through a first rope, the triangular disc is connected with the first support sliding block through a second rope, and the triangular disc is connected with the second support sliding block through a third rope;
the first end of the first upper bracket is connected with the internal reflux pump, the first end of the second upper bracket is connected with the internal reflux pump, and the second end of the first upper bracket is connected with the second end of the second upper bracket and can rotate around the connecting point;
the internal reflux pump is connected with the pipeline through the hook claw.
2. The novel internal reflux pump hoisting device of claim 1, wherein: three pin rods are arranged on the triangular disc, and the first rope, the second rope and the third rope are respectively connected with the three pin rods on the triangular disc.
3. The novel internal reflux pump hoisting device of claim 1, wherein: a first guide rail is arranged on the first upper bracket, and a first bracket sliding block is connected with the first upper bracket through the first guide rail;
and a second guide rail is arranged on the second upper bracket, and the second bracket sliding block is connected with the second upper bracket through the second guide rail.
4. The novel internal reflux pump hoisting device of claim 1, wherein: the first upper bracket is provided with a first sliding chute, and the first bracket sliding block is connected with the first upper bracket through a bolt or a pin shaft; a second sliding groove is formed in the second upper support, and a second support sliding block is connected with the second upper support through a bolt or a pin shaft; the second rope is connected with a bolt at the position of the first support sliding block, and the third rope is connected with a bolt or a pin shaft at the position of the second support sliding block.
5. The novel internal reflux pump hoisting device of claim 1, wherein: the end part of the internal reflux pump is provided with a lifting slide block, a third guide rail is arranged on the wall body, and the lifting slide block can slide on the third guide rail.
6. The novel internal reflux pump hoisting device of claim 5, wherein: the third guide rail is a vertical guide rail.
7. The novel internal reflux pump hoisting device of claim 1, wherein: the end part of the claw opening of the claw is chamfered.
8. The novel internal reflux pump hoisting device of claim 1 or 7, which is characterized in that: the two hooks are respectively a first hook and a second hook, and the first hook and the second hook are symmetrically arranged on the circumference of the end part of the internal reflux pump and respectively form an included angle of 60 degrees with the vertical direction of the internal reflux pump.
9. The novel internal reflux pump hoisting device of claim 1, wherein: one end of the internal reflux pump is connected with the first upper bracket, and the other end of the internal reflux pump is connected with the second upper bracket.
10. The hoisting method of the novel internal reflux pump hoisting device based on the claim 1 is characterized by comprising the following steps:
(1) controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(2) adjusting the position of the first support sliding block on the first upper support, and adjusting the position of the second support sliding block on the second upper support;
(3) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(4) if the lifting resistance of the internal reflux pump is large and the internal reflux pump cannot be lifted, controlling the travelling crane at the upper end of the ditch to release the ropes and keeping all the ropes in a loose state;
(5) adjusting the position of the first bracket slide block on the first upper bracket and/or the position of the second bracket slide block on the second upper bracket;
(6) controlling a travelling crane at the upper end of the ditch to tighten a rope, and starting to lift the internal reflux pump;
(7) and if the internal reflux pump still cannot be hoisted, repeating the processes of the steps (4) to (6) until the internal reflux pump is hoisted finally after the seizure force is eliminated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841249.8A CN110642136A (en) | 2019-09-06 | 2019-09-06 | Novel internal reflux pump hoisting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841249.8A CN110642136A (en) | 2019-09-06 | 2019-09-06 | Novel internal reflux pump hoisting device and method |
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| Publication Number | Publication Date |
|---|---|
| CN110642136A true CN110642136A (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910841249.8A Pending CN110642136A (en) | 2019-09-06 | 2019-09-06 | Novel internal reflux pump hoisting device and method |
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| CN (1) | CN110642136A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460847A (en) * | 2021-06-21 | 2021-10-01 | 中国原子能科学研究院 | Hoisting assembly for hoisting stirring mechanism, stirring device and hoisting method thereof |
-
2019
- 2019-09-06 CN CN201910841249.8A patent/CN110642136A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460847A (en) * | 2021-06-21 | 2021-10-01 | 中国原子能科学研究院 | Hoisting assembly for hoisting stirring mechanism, stirring device and hoisting method thereof |
| CN113460847B (en) * | 2021-06-21 | 2023-03-10 | 中国原子能科学研究院 | Hoisting assembly for hoisting stirring mechanism, stirring device and hoisting method thereof |
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