CN210977325U - Double-layer driving cylinder - Google Patents

Abstract

The utility model relates to the technical field of accessories of drilling tool connecting pieces, in particular to a double-layer driving cylinder; the double-wall sleeve mounting device can meet the requirement of double-wall sleeve mounting of different diameters, has stronger adaptability, can finish the replacement of the double-wall sleeve without disassembling the pipe swinging device and the connecting piece, reduces the workload of disassembly and assembly, and has higher efficiency; the connecting device comprises a first barrel, wherein a first cavity is arranged in the first barrel, a first opening is formed in the bottom end of the first barrel, a connecting piece is fixedly arranged at the top end of the first barrel, and a plurality of groups of first connecting pins are fixedly arranged at the bottom of the outer wall of the first barrel in the circumferential direction; the cylinder body is characterized by further comprising a second cylinder body and a plurality of groups of second connecting pins, the top end of the second cylinder body is fixedly connected with the inner wall of the bottom end of the first cavity, a second cavity is arranged in the second cylinder body, a second opening is formed in the bottom end of the second cylinder body, the plurality of groups of second connecting pins are circumferentially and equidistantly fixedly arranged on the upper portion of the outer wall of the first cylinder body, and the plurality of groups of second connecting pins penetrate through the first cylinder body wall and the second cylinder body wall from the outer wall of the first cylinder body and stretch into the second cavity.

Description

Double-layer driving cylinder

Technical Field

The utility model relates to a technical field of drilling tool connecting piece auxiliary device especially relates to a double-deck drive flower section of thick bamboo.

Background

As is well known, when drilling is carried out on formations which are easy to shrink and collapse, such as a sludge layer, a backfill layer and the like, in order to prevent collapse of a formed pile hole, a double-wall sleeve is required to be arranged for wall protection treatment, and the operation steps are as follows: the power head of the rotary drilling machine is connected with a pipe swinging device, a driving cylinder is connected below the pipe swinging device, the driving cylinder is connected below the double-wall casing pipe, and the rotary drilling machine is used for providing torque and pressurizing force to drive all parts to sink the casing pipe to achieve the wall protection effect. The driving barrel is a connecting device used between a pipe swinging device and a double-wall casing pipe, and is widely used in the field of drilling tool connecting pieces; the existing driving firework comprises a cylinder body, wherein a cavity is arranged in the cylinder body, an opening is formed in the bottom end of the cylinder body and communicated with the cavity, a connecting piece is fixedly arranged at the top end of the cylinder body, a plurality of groups of connecting pins are fixedly arranged at the bottom of the outer wall of the cylinder body in the circumferential direction, and the plurality of groups of connecting pins extend into the cavity from the outer wall of the cylinder body; when the existing driving cylinder is used, the connecting piece is fixedly connected with the pipe swinging device, the top end of the double-wall sleeve is inserted into the cavity from the opening of the cylinder body, and the double-wall sleeve is connected with the cylinder body through a plurality of groups of connecting pins; the existing driving cylinder is found in use, when drilling operation with different pile diameters is carried out, double-wall sleeves with different pipe diameters need to be replaced, the matched driving cylinder needs to be replaced at the moment, a construction site needs to be provided with driving cylinders with various pipe diameters, the space of the construction site is occupied, the connecting piece and the pipe swinging device need to be detached, then the driving cylinders with different diameters are replaced, the workload is high, the construction progress is influenced, and certain use limitation exists.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can satisfy different diameter double-walled sleeve pipe installations, adaptability is stronger, need not dismantle pipe placer and connecting piece and can accomplish the double-walled sleeve pipe and change, reduces dismouting work load, the higher double-deck drive flower section of thick bamboo of efficiency.

The utility model discloses a double-layer driving firework cylinder, which comprises a first cylinder body, wherein a first cavity is arranged in the first cylinder body, a first opening is arranged at the bottom end of the first cylinder body and is communicated with the first cavity, a connecting piece is fixedly arranged at the top end of the first cylinder body, a plurality of groups of first connecting pins are circumferentially and fixedly arranged at the bottom of the outer wall of the first cylinder body, and the plurality of groups of first connecting pins extend into the first cavity from the outer wall of the first cylinder body; still include second barrel and multiunit second connecting pin, the top of second barrel and the bottom inner wall fixed connection of first cavity, be provided with the second cavity in the second barrel, the bottom of second barrel is provided with the second opening, and the second opening communicates with each other with the second cavity, and multiunit second connecting pin circumference equidistance is fixed to be set up on first barrel outer wall upper portion, and multiunit second connecting pin all passes first barrel wall and second barrel wall from the outer wall of first barrel and stretches into in the second cavity.

The utility model discloses a double-deck drive flower section of thick bamboo still includes the long uide bushing of many groups, the long uide bushing of multiunit is fixed to be set up between first barrel inner wall and second barrel outer wall, many groups of long uide bushings overlap respectively establish with multiunit second connecting pin on.

The utility model discloses a double-deck drive flower section of thick bamboo still includes the protection lantern ring, the top of the bottom self preservation of first barrel protects the lantern ring inserts to the protective sheath intra-annular, and the fixed multiunit deep floor that is provided with between protection lantern ring inner wall and the first barrel outer wall.

Compared with the prior art, the beneficial effects of the utility model are that: when carrying out different apertures stake hole dado, open first connecting pin, make first connecting pin and double-walled sleeve pipe break away from, change the double-walled sleeve pipe of different pipe diameters, make the double-walled sleeve pipe top of different pipe diameters insert to the second cavity in from the bottom second opening part of second barrel, through multiunit second connecting pin with the second barrel and the double-walled sleeve pipe fixed connection after the change, need not be equipped with the drive flower section of thick bamboo of other pipe diameters, reduce it and occupy the construction space, need not dismantle drive flower section of thick bamboo and pipe swinging device, can accomplish the change installation work of different pipe diameters double-walled sleeve pipes, the work load of change operation has been reduced, construction efficiency is improved, and is more practical.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic top plan view of the present invention;

fig. 4 is a bottom view of the present invention;

in the drawings, the reference numbers: 1. a first cylinder; 2. a first opening; 3. a connecting member; 4. a first connecting pin; 5. a second cylinder; 6. a second connecting pin; 7. a second opening; 8. a long guide sleeve; 9. a protective collar; 10. and a reinforcing plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the double-layer driving flower cylinder of the present invention comprises a first cylinder 1, a first cavity is provided in the first cylinder 1, a first opening 2 is provided at the bottom end of the first cylinder 1, the first opening 2 is communicated with the first cavity, a connecting member 3 is fixedly provided at the top end of the first cylinder 1, a plurality of groups of first connecting pins 4 are fixedly provided at the bottom of the outer wall of the first cylinder 1 in the circumferential direction, and the plurality of groups of first connecting pins 4 extend into the first cavity from the outer wall of the first cylinder 1; the device is characterized by further comprising a second cylinder 5 and a plurality of groups of second connecting pins 6, wherein the top end of the second cylinder 5 is fixedly connected with the inner wall of the bottom end of the first cavity, a second cavity is arranged in the second cylinder 5, a second opening 7 is arranged at the bottom end of the second cylinder 5, the second opening 7 is communicated with the second cavity, the plurality of groups of second connecting pins 6 are circumferentially and equidistantly fixedly arranged on the upper part of the outer wall of the first cylinder 1, and the plurality of groups of second connecting pins 6 penetrate through the wall of the first cylinder 1 and the wall of the second cylinder 5 from the outer wall of the first cylinder 1 and extend into the second cavity; when carrying out different apertures stake hole dado, open first connecting pin 4, make first connecting pin 4 break away from with the double-walled sleeve pipe, change the double-walled sleeve pipe of different pipe diameters, make the double-walled sleeve pipe top of different pipe diameters insert to the second cavity in from the bottom second opening 7 department of second barrel 5, through multiunit second connecting pin 6 with the double-walled sleeve pipe fixed connection after second barrel 5 and the change, need not be equipped with the drive flower section of thick bamboo of other pipe diameters, reduce its occupation construction space, need not dismantle drive flower section of thick bamboo and pipe swinging device, can accomplish the change installation work of different pipe diameter double-walled sleeve pipes, the work load of change operation has been reduced, construction efficiency is improved, and is more practical.

The utility model discloses a double-deck drive flower section of thick bamboo still includes multiunit long uide bushing 8, and multiunit long uide bushing 8 is fixed to be set up between first barrel 1 inner wall and second barrel 5 outer wall, and multiunit long uide bushing 8 is established respectively on establishing with multiunit second connecting pin 6; can make first barrel 1 and second barrel 5 connect as an organic wholely through setting up of long uide bushing 8, make device overall structure more firm, locate on the connecting pin through 8 covers of long uide bushing simultaneously, make the connecting pin be difficult for appearing shifting in the atress process, make it more firm with the double-walled bushing who treats the installation.

The utility model discloses a double-deck drive flower section of thick bamboo, still include the protection lantern ring 9, the bottom of first barrel 1 is inserted into the protection lantern ring 9 from the top of the protection lantern ring 9, is provided with multiunit deep floor 10 between the outer wall of protection lantern ring 9 inner wall and first barrel 1 fixedly; can effectively prevent 1 outer wall of first barrel and hard thing direct impact through the setting of protection lantern ring 9, play certain guard action to the device.

The utility model discloses a double-deck drive flower section of thick bamboo, it is at work, before accomplishing above-mentioned action, at first remove it to the position that the user needed, when carrying out different aperture stake hole dado, open first connecting pin 4, make first connecting pin 4 break away from with the double-walled sleeve pipe, change the double-walled sleeve pipe of different pipe diameters, make the double-walled sleeve pipe top of different pipe diameters insert in the second cavity from the bottom second opening 7 of second barrel 5, through multiunit second connecting pin 6 with second barrel 5 and the double-walled sleeve pipe fixed connection after the change, need not be equipped with the drive flower section of thick bamboo of other pipe diameters, reduce its occupation construction space, need not dismantle drive flower section of thick bamboo and pipe pendulum ware, can accomplish the change installation work of different pipe diameter double-walled sleeve pipes, the work load of change operation has been reduced, construction efficiency has been improved, it is more practical, it is preferred, can set up the barrel of multiunit different pipe diameters in the second barrel 5, a plurality of groups of second connecting pins 6 with different lengths are arranged on the outer wall of the second cylinder 5, so that the installation of more double-wall sleeves with different pipe diameters is met; the first cylinder body 1 and the second cylinder body 5 can be connected into a whole through the arrangement of the long guide sleeve 8, so that the whole structure of the device is more stable, and meanwhile, the long guide sleeve 8 is sleeved on the connecting pin, so that the connecting pin is not easy to shift in the stress process, and the connecting pin is more stably connected with a double-wall sleeve to be installed; can effectively prevent 1 outer wall of first barrel and hard thing direct impact through the setting of protection lantern ring 9, play certain guard action to the device.

The utility model discloses a double-deck drive flower section of thick bamboo, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all its parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at many and give unnecessary details.

In the present invention, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like are used only to represent the orientation of the term in the normal use state or are commonly understood by those skilled in the art, and should not be construed as limiting the term, and the terms "first", "second" and "third" do not represent specific quantities or sequences, but are merely used for distinguishing the names.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (3)

1. A double-layer driving firework barrel comprises a first barrel body (1), wherein a first cavity is formed in the first barrel body (1), a first opening (2) is formed in the bottom end of the first barrel body (1), the first opening (2) is communicated with the first cavity, a connecting piece (3) is fixedly arranged at the top end of the first barrel body (1), a plurality of groups of first connecting pins (4) are fixedly arranged at the bottom of the outer wall of the first barrel body (1) in the circumferential direction, and the plurality of groups of first connecting pins (4) extend into the first cavity from the outer wall of the first barrel body (1); the novel cylinder is characterized by further comprising a second cylinder body (5) and a plurality of groups of second connecting pins (6), wherein the top end of the second cylinder body (5) is fixedly connected with the inner wall of the bottom end of the first cavity, a second cavity is arranged in the second cylinder body (5), a second opening (7) is formed in the bottom end of the second cylinder body (5), the second opening (7) is communicated with the second cavity, the groups of second connecting pins (6) are circumferentially and equidistantly fixedly arranged on the upper portion of the outer wall of the first cylinder body (1), and the plurality of groups of second connecting pins (6) penetrate through the wall of the first cylinder body (1) and the wall of the second cylinder body (5) from the outer wall of the first cylinder body (1) and extend into the second cavity.

2. The double-layer driving cylinder as claimed in claim 1, further comprising a plurality of groups of long guide sleeves (8), wherein the plurality of groups of long guide sleeves (8) are fixedly arranged between the inner wall of the first cylinder (1) and the outer wall of the second cylinder (5), and the plurality of groups of long guide sleeves (8) are respectively sleeved on the plurality of groups of second connecting pins (6).

3. The double-layer driving cartridge as claimed in claim 2, further comprising a protective sleeve ring (9), wherein the bottom end of the first cartridge body (1) is inserted into the protective sleeve ring (9) from the top end of the protective sleeve ring (9), and a plurality of groups of reinforcing ribs (10) are fixedly arranged between the inner wall of the protective sleeve ring (9) and the outer wall of the first cartridge body (1).

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