CN216471763U

CN216471763U - Novel pipe lifting device

Info

Publication number: CN216471763U
Application number: CN202123067832.XU
Authority: CN
Inventors: 宋雪峰
Original assignee: Linying Dongtai Machinery Manufacturing Co ltd
Current assignee: Linying Dongtai Machinery Manufacturing Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-10
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to a novel pipe lifting device, including first frame and the second frame that is the cross setting, first frame and second frame are rectangular frame, be provided with the holding ring under the first frame, be provided with two first connecting rods between holding ring and the first frame, be provided with two second connecting rods between holding ring and the second frame, all be provided with on first connecting rod and the second connecting rod and carry a tub subassembly, carry a tub subassembly including the third connecting rod that the slope set up, first connecting rod and second connecting rod all articulate with the third connecting rod, equal fixedly connected with is hollow structure's stopper on first connecting rod and the second connecting rod, stretch out in the cavity accommodation space of stopper is followed to the one end of third connecting rod, fixedly connected with spring on the third connecting rod, spring connection on the other end and other third connecting rods of spring. The utility model provides a mainly adopt artifical mode of placing, problem that workman intensity of labour is big to placing the well casing in to the well.

Description

Novel pipe lifting device

Technical Field

The utility model belongs to the technical field of the equipment of digging a well, especially, relate to a novel pipe lifting device.

Background

The well is an engineering structure mainly used for exploiting underground water, generally mainly takes the vertical direction as the main point, and can be used for the aspects of domestic water taking, irrigation and the like. The well drilling is generally realized through special equipment such as a well drilling machine, after a well is drilled, a well pipe needs to be placed into the well, the well pipe generally refers to a casing pipe for protecting the well wall, the well pipe can be divided into a steel pipe, a cement pipe, a cast iron pipe and the like according to different manufacturing materials, the well pipe is manually placed in the well by workers at present when the well pipe is placed, but the operation mode is large in labor intensity of the workers, low in efficiency and potential safety hazard, the labor intensity can be relieved by using devices such as a crane and the like to hoist the well pipe, but the well pipe is easy to incline in the hoisting process, and the well pipe is not favorable for placing the well pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel pipe lifting device solves the current mode of mainly adopting the manual work to place when placing the well casing in the back of finishing to the well, and workman intensity of labour is big, problem that the operating efficiency is low.

In order to solve the problem, the utility model discloses the technical scheme who takes:

a novel pipe lifting device comprises a first frame and a second frame which are arranged in a cross manner, wherein the first frame and the second frame are both vertically arranged, the first frame and the second frame are both rectangular frames, the first frame is fixedly connected with the second frame, a positioning ring is horizontally arranged under the first frame, two first connecting rods which are symmetrically arranged are fixedly connected between the positioning ring and the first frame, two second connecting rods which are symmetrically arranged are fixedly connected between the positioning ring and the second frame, pipe lifting assemblies are respectively arranged on the first connecting rod and the second connecting rod, each pipe lifting assembly comprises a third connecting rod which is obliquely arranged, the first connecting rod and the second connecting rod are respectively hinged with the third connecting rod, limiting blocks which are of hollow structures are fixedly connected on the first connecting rod and the second connecting rod, one end of the third connecting rod extends out of a hollow accommodating space of the limiting blocks, and a spring is arranged at one end of the third connecting rod which extends out of the hollow accommodating space of the limiting blocks, one end of the spring is fixedly connected with the third connecting rod, the other end of the spring is connected with springs on other third connecting rods, and the center of the top of the first frame or the second frame is fixedly connected with a lifting ring.

Furthermore, the first frame comprises a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected with the second connecting plate, the second frame comprises a third connecting plate and a fourth connecting plate, the third connecting plate is fixedly connected with the fourth connecting plate, a first limiting groove is formed in the first connecting plate, a second limiting groove is formed in the third connecting plate, the first limiting groove is matched with the second limiting groove, the first connecting plate and the third connecting plate are connected through the first limiting groove and the second limiting groove in a clamped mode, and the first connecting plate is fixedly connected with the third connecting plate in the clamped mode.

Furthermore, the other end of the third connecting rod is provided with a guide assembly, the guide assembly comprises a positioning shaft and a guide wheel, the positioning shaft is fixedly connected to the third connecting rod, the guide wheel is rotatably connected with the positioning shaft, a limiting through hole is formed in the positioning shaft, and a split pin is arranged in the limiting through hole.

Furthermore, the first connecting rod and the second connecting rod are respectively hinged with the third connecting rod through bolt connecting pairs.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses simple structure, reasonable in design can make the well casing keep vertical state at the in-process of hanging and getting through using the pipe lifting device to the operation of placing, convenient operation of finally accomplishing the well casing are realized to the rotation of well casing under the exogenic action through the third connecting rod to laying of the well casing of being convenient for, the separation of pipe casing and pipe lifting device. Can reduce the colliding with between pipe lifting device and the second well pipe inner wall through setting up the direction subassembly, more smooth and easy when pipe lifting device is carried out from the well.

Drawings

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

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of the first frame of the present invention.

Fig. 4 is a schematic structural diagram of the second frame of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the utility model provides a novel pipe lifting device, including being the first frame 1 and the second frame 2 that the cross set up, first frame 1 and the equal vertical setting of second frame 2, first frame 1 and second frame 2 are rectangular frame, first frame 1 and second frame 2 fixed connection. A positioning ring 3 is horizontally arranged under the first frame 1 or the second frame 2, two first connecting rods 4 symmetrically arranged are fixedly connected between the positioning ring 3 and the first frame 1, and two second connecting rods 5 symmetrically arranged are fixedly connected between the positioning ring 3 and the second frame 2. All be provided with on first connecting rod 4 and the second connecting rod 5 and carry a tub subassembly, carry a tub subassembly including the third connecting rod 6 that the slope set up, first connecting rod 4 and second connecting rod 5 all with third connecting rod 6 is articulated. Equal fixedly connected with is hollow structure's stopper 8 on first connecting rod 4 and the second connecting rod 5, and the one end of third connecting rod 6 stretches out in stopper 8's cavity accommodation space, and stopper 8 plays limiting displacement to the rotation of third connecting rod 6, and third connecting rod 6 can only be at stopper 8's cavity accommodation space internal rotation. The third connecting rod 6 is provided with spring 7 from the one end that stretches out in the cavity accommodation space of stopper 8, and spring 7's one end and third connecting rod 6 fixed connection, spring 7's the other end and the spring 7 on other third connecting rods 6 are connected. The top center of the first frame 1 or the second frame 2 is fixedly connected with a lifting ring 9. After the well is drilled, a well pipe is generally placed in the well firstly through a special pipe lowering device, the well pipe is recorded as a first well pipe, a subsequent well pipe placed in the well through a pipe lifter is recorded as a second well pipe, when the well pipe is used, the second well pipe is firstly sleeved on the pipe lifter from the top of the pipe lifter, the bottom of the second well pipe is abutted to the top of a third connecting rod 6, the second well pipe is fixed and positioned through the combined action of the four third connecting rods 6, then the pipe lifter is placed in the well from the wellhead by using a lifting device such as a crane and the like, the pipe lifter can be used for ensuring that the second well pipe is in a vertical state, the pipe lowering operation is convenient, the lower part of the pipe lifter enters the first well pipe in the well, the third connecting rod 6 is abutted to the inner wall of the first well pipe in the well along with the continuous downward movement of the pipe lifter, and then the third connecting rod 6 rotates for a certain angle under the acting force exerted by the inner wall of the first well pipe, the top of the third connecting rod 6 is not contacted with the second well pipe on the upper part of the pipe lifter any more, the second well pipe moves downwards and finally falls on the first well pipe in the well, then the lifting device drives the pipe lifter to ascend so as to lift the pipe lifter out of the well, and the pipe lowering operation is completed.

Further, the first frame 1 includes a first connecting plate 10 and a second connecting plate 11, the first connecting plate 10 is fixedly connected with the second connecting plate 11, the second frame 2 includes a third connecting plate 12 and a fourth connecting plate 13, the third connecting plate 12 is fixedly connected with the fourth connecting plate 13, a first limiting groove 14 is formed in the first connecting plate 10, a second limiting groove 15 is formed in the third connecting plate 12, the first limiting groove 14 is matched with the second limiting groove 15, the first connecting plate 10 is clamped with the third connecting plate 12 through the first limiting groove 14 and the second limiting groove 15, the clamping position of the first connecting plate 10 and the third connecting plate 12 is fixedly connected in a welding mode, and therefore the fixed connection of the first frame 1 and the second frame 2 is achieved.

Further, the other end of third connecting rod 6 is provided with the direction subassembly, the direction subassembly includes location axle 16 and leading wheel 17, location axle 16 fixed connection is on third connecting rod 6, leading wheel 17 rotates with location axle 16 to be connected, the top of leading wheel 17 is less than the top of third connecting rod 6, spacing through-hole has been seted up on the location axle 16, be provided with split pin 18 in the spacing through-hole, split pin 18 can play limiting displacement to leading wheel 17, prevent that leading wheel 17 from droing from location axle 16, and through such setting, the convenience is installed and removed to leading wheel 17. Set up the direction subassembly and can play the guide effect, leading wheel 17 slides along the inner wall of second well pipe during the use, can reduce the colliding with between pipe lifting device and the second well pipe inner wall, and pipe lifting device is more smooth and easy when being proposed in the well.

Furthermore, the first connecting rod 4 and the second connecting rod 5 are respectively hinged with the third connecting rod 6 through bolt connecting pairs, so that the assembly and disassembly are convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents.

Claims

1. A novel pipe lifting device is characterized in that: the pipe lifting device comprises a first frame and a second frame which are arranged in a cross manner, wherein the first frame and the second frame are both vertically arranged, the first frame and the second frame are both rectangular frames, the first frame is fixedly connected with the second frame, a positioning ring is horizontally arranged under the first frame, two first connecting rods which are symmetrically arranged are fixedly connected between the positioning ring and the first frame, two second connecting rods which are symmetrically arranged are fixedly connected between the positioning ring and the second frame, pipe lifting assemblies are respectively arranged on the first connecting rod and the second connecting rod, each pipe lifting assembly comprises an obliquely arranged third connecting rod, the first connecting rod and the second connecting rod are respectively hinged with the third connecting rod, the first connecting rod and the second connecting rod are respectively fixedly connected with a limiting block which is of a hollow structure, one end of the third connecting rod extends out of a hollow accommodating space of the limiting block, and a spring is arranged at the end of the third connecting rod which extends out of the hollow accommodating space of the limiting block, one end of the spring is fixedly connected with the third connecting rod, the other end of the spring is connected with springs on other third connecting rods, and the center of the top of the first frame or the second frame is fixedly connected with a lifting ring.

2. A novel pipe lifter according to claim 1, characterized in that: the first frame comprises a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected with the second connecting plate, the second frame comprises a third connecting plate and a fourth connecting plate, the third connecting plate is fixedly connected with the fourth connecting plate, a first limiting groove is formed in the first connecting plate, a second limiting groove is formed in the third connecting plate, the first limiting groove is matched with the second limiting groove, the first connecting plate is connected with the third connecting plate through the first limiting groove and the second limiting groove in a clamped mode, and the first connecting plate is fixedly connected with the third connecting plate in the clamped mode.

3. A novel pipe lifter according to claim 1, characterized in that: the other end of third connecting rod is provided with the direction subassembly, and the direction subassembly includes location axle and leading wheel, and location axle fixed connection is on the third connecting rod, and the leading wheel rotates with the location axle to be connected, has seted up spacing through-hole on the location axle, is provided with the split pin in the spacing through-hole.

4. A novel pipe lifter according to claim 1, characterized in that: the first connecting rod and the second connecting rod are respectively hinged with the third connecting rod through bolt connecting pairs.