CN215520828U

CN215520828U - Deep well pump fishing device

Info

Publication number: CN215520828U
Application number: CN202121734379.0U
Authority: CN
Inventors: 张雷达; 谈景华; 张海祥; 魏永; 高展; 杨建�
Original assignee: Shandong Fuyang Biological Starch Co ltd
Current assignee: Shandong Fuyang Biological Starch Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-14
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a deep well pump fishing device which comprises a shell, a hoisting ring, a knocking hammer, barbs and a reducing shell, wherein the shell is connected with the reducing shell, the diameter of the shell is determined according to the diameter of a fished deep well, the barbs are arranged in the reducing shell, the fishing effect is achieved through the barbs, the hoisting ring is connected with the knocking hammer in a welding mode, the deep well pump fishing device can be used for fishing deep well pumps with various diameters, and the deep well pump fishing device is simple in structure, reliable in performance and high in success rate and can be widely popularized and applied in the industry.

Description

Deep well pump fishing device

Technical Field

The utility model relates to the field of mechanical devices, in particular to a deep-well pump fishing device.

Background

As a common pump product, the deep-well pump has the advantages of wide working condition coverage, stable operation and the like, and is widely applied to the fields of municipal administration, chemical industry, steel making, water conservancy, thermal power and the like. However, in the process of installation, use, maintenance and the like of the deep-well pump, the deep-well pump or the deep-well pump and the pump pipe fall to the bottom of the well due to the reasons of working negligence, screw failure at the joint of the deep-well pump and the pump pipe, breakage of the pump pipe and the like, and the deep-well pump fishing work has high labor intensity, high cost and unsatisfactory fishing effect due to the small well mouth and deep depth of the deep-well pump or the fact that the deep-well pump is attached to the wall of the deep well, even the deep well and the deep-well pump are scrapped seriously, so that a large amount of manpower and material resources are wasted.

Therefore, how to provide a fishing device for a deep well pump is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a deep-well pump fishing device, and aims to solve the technical problems in the prior art to a certain extent.

Aiming at the defects of the prior art, the utility model provides a deep-well pump fishing device which has the advantages of simple manufacture and convenient maintenance, and solves the problem that the deep-well pump or the deep-well pump and a pump pipe fall to the bottom of a well due to the reasons of working negligence, screw failure at the connection part of the deep-well pump and the pump pipe, pump pipe fracture and the like in the installation, use, maintenance and other processes of the conventional deep-well pump.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in order to achieve the purpose of convenient maintenance, the utility model provides the following technical scheme:

a deep well pump fishing device comprises a hoisting ring, a knocking hammer, barbs, a shell and a reducing shell;

the shell is cylindrical, and the top of the shell is provided with an opening;

the knocking hammer is movably arranged in the shell, the top of the knocking hammer penetrates through the opening and is positioned outside the shell, and a hoisting ring is arranged at the top of the knocking hammer;

the two ends of the reducing shell are open, the top end of the reducing shell is welded with the bottom end of the shell, the reducing shell is conical, and the diameter of the reducing shell is gradually reduced from top to bottom; three groups of barbs are uniformly arranged on the inner side of the lower end of the reducing shell along the circumference.

Furthermore, every group the barb is provided with a plurality ofly, and is a plurality of the barb from the top down equidistance is fixed on the inner wall of reducing casing.

Furthermore, the shell is made of carbon steel, and the wall thickness of the shell (3) is not less than 10 mm.

Furthermore, the middle part of the knocking hammer is made of solid round steel not smaller than 108mm, two ends of the solid round steel are respectively and vertically connected with iron plates not smaller than 50mm, and the diameter of each iron plate is larger than the top opening of the shell.

Further, the deep well pump fishing device is characterized in that: the base knocking hammer is connected with the shell, and the iron plate at the bottom of the knocking hammer is smaller than the opening at the top of the shell.

Furthermore, the hoisting ring is welded with the top of the knocking hammer.

Through the technical scheme, compared with the prior art, the deep-well pump fishing device provided by the utility model has the advantages that financial resources and material resources can be saved, the manufacturing is simple, the deep-well pump fishing effect is convenient to improve, the fishing work efficiency is improved, and the deep-well pump fishing device is worthy of popularization in technical application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the housing of the present invention.

In the figure: 1. the hoisting ring 2, the knocking hammer 3, the shell 4, the barb 5 and the reducing shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.

Referring to fig. 1, a deep well pump fishing device comprises a shell 3, a hoisting ring 1, a knocking hammer 2, barbs 4 and a reducing shell 5; the shell 1 is cylindrical, the top of the shell is provided with an opening, the knocking hammer 2 is movably arranged in the shell 3, the top of the knocking hammer penetrates through the opening and is positioned outside the shell 3, and the top of the knocking hammer is welded with the hoisting ring 1; the two ends of the reducing shell 5 are open, the top end of the reducing shell is welded with the bottom end of the shell 3, the reducing shell 5 is conical, the diameter of the reducing shell is gradually reduced from top to bottom, and three groups of barbs 4 are uniformly arranged on the inner side of the lower end of the reducing shell 5 along the circumferential direction; each group of barbs can be provided with a plurality of barbs, and the plurality of barbs are fixed on the inner wall of the reducing shell 5 at equal distances from top to bottom.

The shell is made of carbon steel, the wall thickness of the carbon steel pipe is not less than 10mm, the middle part of the knocking hammer 2 is solid round steel which is not less than 108mm, two ends of the solid round steel are respectively and vertically connected with iron plates which are not less than 50mm, and the diameter of each iron plate is larger than the opening at the top of the shell 3;

when the lifting type deep well pump is installed and used, the lifting ring is welded and connected with the knocking hammer, the carbon steel plates are arranged at the bottom and the top of the knocking hammer, the knocking hammer is matched with the winch to move up and down, the lifting ring is lifted up to move the knocking hammer to pull up the shell, the shell is pulled up and then sent into a deep well, the shell is put down to a dropped deep well pump along the well wall, and the barb is used for clamping a deep well pump flange or a pump body groove. After the connection is completed, when the variable diameter shell is clamped with the pump body, the variable diameter shell is repeatedly hammered by the aid of the gravity of the hammer until the connection is stable, and then the variable diameter shell is slowly lifted and pulled until fishing operation is completed.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A deep well pump fishing device is characterized by comprising a hoisting ring (1), a knocking hammer (2), barbs (4), a shell (3) and a reducing shell (5);

the shell (3) is cylindrical, and the top of the shell is provided with an opening;

the knocking hammer (2) is movably arranged in the shell (3), the top of the knocking hammer penetrates through the opening and is positioned outside the shell (3), and a hoisting ring (1) is arranged at the top of the knocking hammer;

the two ends of the reducing shell (5) are open, the top end of the reducing shell is welded with the bottom end of the shell (3), the reducing shell (5) is conical, and the diameter of the reducing shell is gradually reduced from top to bottom; the lower extreme inboard of reducing casing (5) evenly is provided with three groups of barb (4) along the circumferencial direction.

2. A deep well pump fishing device according to claim 1, characterized in that each set of barbs is provided with a plurality of barbs fixed at equal distances from top to bottom on the inner wall of the reducing housing (5).

3. A deep well pump fishing device according to claim 1, wherein the casing (3) is made of carbon steel, and the wall thickness of the casing (3) is not less than 10 mm.

4. The deep-well pump fishing device according to claim 1, wherein the middle part of the knocking hammer (2) is made of solid round steel not less than 108mm, two ends of the solid round steel are respectively and vertically connected with iron plates not less than 50mm, and the diameter of the iron plates is larger than the top opening of the shell (3).

5. A deep well pump fishing device according to claim 4, characterised in that the lifting ring (1) is welded to the top of the rapping hammer (2).