CN221121445U - Novel high-pressure plug type plugging machine - Google Patents

Abstract

The utility model discloses a novel high-pressure plug type plugging machine, and relates to the field of high-pressure plug type plugging machines. The novel high-pressure plug plugging machine comprises a frame, an extension arm, a plugging sheet and a rotary plugging assembly, wherein one side of the frame is provided with the extension arm, and the side face of the extension arm is provided with the plugging sheet through the rotary plugging assembly. The utility model provides a through extension arm extension get into inside rotatory shutoff subassembly of pipeline, get into the inside rotatory sleeve expansion of through rotating after a certain distance of pipeline and stack the shutoff piece, and then form complete shutoff structure inside the pipeline through the shutoff piece of expanding, from the inside certain distance department of pipeline shutoff, avoid pipeline tip shutoff to reveal easily, and the too big problem that damages the pipeline end of shutoff power, seal effect is better between the shutoff piece through spacing slip joint, the side of shutoff piece sets up respectively with the arc of pipeline and adapter sleeve adaptation tightly, strengthen the sealed effect of shutoff structure simultaneously.

Description

Novel high-pressure plug type plugging machine

Technical Field

The utility model relates to the technical field of high-pressure plug plugging machines, in particular to a novel high-pressure plug plugging machine.

Background

With the demands of urban treatment and environmental protection, the demand of China for natural gas is gradually increased, so that the maintenance of the natural gas conveying pipeline is also particularly important, and the pipeline pressure cutting technology in pipeline maintenance is an efficient service pipeline maintenance special technology and is also suitable for the transportation of non-corrosive media such as water, petroleum and the like.

In the prior art, the plugging modes comprise a cylinder type plugging mode, a plug type plugging mode, a folding type plugging mode and a bag type plugging mode, the pipeline is required to be plugged by the plugging mechanism after the pipeline is drilled, the construction process is complex, the requirement on the subsequent bonding process is high, and especially, the plugging equipment is used for carrying out unilateral tight plugging at the end part of the pipeline, so that the end of the pipeline can be damaged while leakage is easy to generate, and the adverse effect is caused on subsequent welding.

Therefore, the technical staff in the art provides a novel high-pressure plug type plugging machine, designs a high-pressure plug type plugging device which extends into the inside of a pipeline and performs expansion plugging, combines the characteristics of plug type plugging and bag type plugging in the prior art, and achieves better plugging effect.

Disclosure of utility model

The utility model provides a novel high-pressure plug plugging machine, which aims to solve the defects of the prior art and comprises a frame, an extension arm and a plugging sheet, wherein the extension arm is arranged on the inner side of the frame, the plugging sheet is arranged on the side surface of the extension arm, a rotary plugging assembly is arranged on the side surface of the extension arm, the rotary plugging assembly comprises a fixed sleeve ring, the fixed sleeve ring is fixedly arranged on the side surface of the extension arm, and a rotary sleeve is arranged on the side surface of the extension arm and positioned on the inner side of the fixed sleeve ring.

Preferably, the inside of frame is provided with hydraulic equipment, the extension arm is connected with hydraulic equipment, the tip fixedly connected with fixed sleeve of extension arm, fixed lantern ring passes through fixed sleeve and extension arm fixed connection.

Preferably, the side of fixed lantern ring is provided with the installation slide rail with shutoff piece adaptation, the side fixedly connected with spacing of shutoff piece, a plurality of shutoff piece passes through spacing slip joint.

Preferably, one end of the plugging sheet is fixedly connected with an arc-shaped plate matched with the fixed sleeve, the side surface of the arc-shaped plate is fixedly connected with a fixing lug at the end part, and the arc-shaped plate is in limiting clamping connection with the rotating sleeve through the fixing lug.

Preferably, the rotary sleeve is rotatably sleeved with the extension arm, a fixed toothed ring is fixedly connected to the side surface of one end, far away from the fixed lantern ring, of the rotary sleeve, and a limiting ring matched with the fixed toothed ring is arranged on the side surface of the extension arm.

Preferably, the side of extension arm fixedly connected with fixed block, spacing ring slip joint is in the side of fixed block, the side of fixed block is provided with the locating pin.

Preferably, a carry hole matched with the positioning pin is formed in the side face of the fixed block, and a tight supporting spring is arranged on the side face of the positioning pin.

Preferably, the side of locating pin fixedly connected with stopper.

The utility model discloses a novel high-pressure plug plugging machine, which has the following beneficial effects:

This neotype high-pressure stopper formula plugging machine, design one kind and extend into the inside rotatory shutoff subassembly of pipeline through the extension arm, get into the inside rotatory sleeve expansion of pipeline and stack the shutoff piece after a certain distance, and then form complete shutoff structure inside the pipeline through the shutoff piece of expanding, block up from the inside certain distance department of pipeline, avoid pipeline tip shutoff to appear revealing easily, and the too big problem that damages the pipeline end of shutoff power, seal effect is better between the shutoff piece through spacing slip joint, the side of shutoff piece sets up respectively with the arc of pipeline and fixed sleeve adaptation tightly, strengthen the sealed effect of shutoff structure simultaneously.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a rotary seal assembly according to the present utility model;

FIG. 3 is a cross-sectional view of a rotary seal assembly according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 3 according to the present utility model;

Fig. 5 is an enlarged schematic view of the structure B in fig. 3 according to the present utility model.

In the figure: 1. a frame; 2. an extension arm; 3. a blocking piece; 4. rotating the plugging assembly; 401. a fixed collar; 402. rotating the sleeve; 5. a fixed sleeve; 6. installing a sliding rail; 7. a limit bar; 8. an arc-shaped plate; 9. a fixing bump; 10. fixing the toothed ring; 11. a limiting ring; 12. a fixed block; 13. a positioning pin; 14. the spring is abutted tightly.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The utility model will be described in detail with reference to the drawings and examples.

Example 1

The embodiment of the utility model discloses a novel high-pressure plug plugging machine; according to the drawing 1 shows, including frame 1, extension arm 2, shutoff piece 3 and rotatory shutoff subassembly 4, one side of frame 1 is provided with extension arm 2, and the side of extension arm 2 is provided with shutoff piece 3 through rotatory shutoff subassembly 4, is provided with hydraulic means in the frame 1, carries in the pipeline through hydraulic means control extension arm 2, after extension arm 2 gets into in the pipeline, carries out the shutoff of pipeline through rotatory shutoff piece 3 control shutoff subassembly 4.

According to fig. 2, the rotary plugging assembly 4 comprises a fixed collar 401, the side of the extension arm 2 is fixedly provided with the fixed collar 401, and the side of the extension arm 2, which is located inside the fixed collar 401, is provided with a rotary sleeve 402.

The fixed collar 401 is fixedly arranged at the end part of the extension arm 2 and is used for installing the plugging sheet 3, the unfolding control of the stacking plugging sheet 3 is performed through the rotary sleeve 402, and then the pipeline is plugged through the unfolded plugging sheet 3.

The inboard of frame 1 is provided with hydraulic equipment, and extension arm 2 is connected with hydraulic equipment, and the tip fixedly connected with fixed sleeve 5 of extension arm 2, fixed lantern ring 401 pass through fixed sleeve 5 and extension arm 2 fixed connection.

The fixed sleeve 5 is fixedly connected with the end part of the extension arm 2 and extends to the extension arm 2 to install the plugging sheet 3, and the plugging sheet 3 is adaptively arranged according to the conveying direction of conveying media, so that the medium pressure is prevented from punching the plugging structure.

According to fig. 3-5, the side of the fixed collar 401 is provided with a mounting sliding rail 6 adapted to the plugging sheet 3, the side of the plugging sheet 3 is fixedly connected with a limit bar 7, and a plurality of plugging sheets 3 are in sliding clamping connection through the limit bar 7.

The polylith shutoff piece 3 superposes each other and installs on installation slide rail 6, can drive the shutoff piece 3 that the stack set up to expand when rotating rotatory sleeve 402 and form complete block structure, carries out spacingly through spacing 7 between the adjacent shutoff piece 3, avoids there being the clearance between the shutoff piece 3 to lead to the seepage, and two spacing 7 set up respectively at the relative two sides of shutoff piece 3 and keep away from one end each other for connect the adjacent shutoff piece 3 of both sides respectively.

One end fixedly connected with of shutoff piece 3 and fixed sleeve 5 looks adaptation arc 8, and the side fixedly connected with of end position arc 8 fixed lug 9, arc 8 are through fixed lug 9 and rotatory sleeve 402 spacing joint, and arc 8 supports respectively and fastens fixed sleeve 5 and pipeline inner wall setting, and then can increase the stability of structure, and fixed lug 9 only sets up in the side of one shutoff piece 3 in the outside for carry out transmission control with rotatory sleeve 402.

The rotating sleeve 402 is rotatably sleeved with the extension arm 2, the side surface of the rotating sleeve 402, which is far away from one end of the fixed collar 401, is fixedly connected with the fixed toothed ring 10, the side surface of the extension arm 2 is provided with a limiting ring 11 which is matched with the fixed toothed ring 10, and the limiting ring 11 is pushed to carry to limit the fixed toothed ring 10, so that the positioning of the angle of the rotating sleeve 402 is completed, and the plugging sheet 3 which is unfolded and arranged is prevented from loosening.

The side fixedly connected with fixed block 12 of extension arm 2, spacing ring 11 slip joint is in the side of fixed block 12, and the side of fixed block 12 is provided with locating pin 13, and locating pin 13 carries out the spacing to the position of spacing ring 11, and then realizes the location to rotating sleeve 402.

The side of fixed block 12 has seted up the carry hole with locating pin 13 looks adaptation, and the side of locating pin 13 is provided with and supports tight spring 14, and the side fixedly connected with stopper of locating pin 13.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the patent and scope of the utility model should be pointed out with reference to the appended claims.

Claims (8)

1. The utility model provides a novel high pressure stopper formula shutoff machine, includes frame (1), extension arm (2) and shutoff piece (3), the inboard of frame (1) is provided with extension arm (2), the side of extension arm (2) is provided with shutoff piece (3), its characterized in that: the side of extension arm (2) is provided with rotatory shutoff subassembly (4), rotatory shutoff subassembly (4) are including fixed lantern ring (401), the fixed lantern ring (401) that are provided with in side of extension arm (2), the side of extension arm (2) just is located fixed lantern ring (401) inboard and is provided with rotatory sleeve (402).

2. The novel high-pressure plugging machine according to claim 1, wherein: the hydraulic equipment is arranged on the inner side of the frame (1), the extension arm (2) is connected with the hydraulic equipment, the end part of the extension arm (2) is fixedly connected with the fixing sleeve (5), and the fixing sleeve ring (401) is fixedly connected with the extension arm (2) through the fixing sleeve (5).

3. The novel high-pressure plugging machine according to claim 2, wherein: the side of fixed lantern ring (401) is provided with installation slide rail (6) with shutoff piece (3) adaptation, the side fixedly connected with spacing (7) of shutoff piece (3), a plurality of shutoff piece (3) are through spacing (7) slip joint.

4. A novel high pressure plugging machine according to claim 3 wherein: one end fixedly connected with of shutoff piece (3) is with arc (8) of fixed sleeve (5) looks adaptation, and the tip position the side fixedly connected with of arc (8) is fixed lug (9), arc (8) are through fixed lug (9) and rotatory sleeve (402) spacing joint.

5. The novel high-pressure plugging machine according to claim 4, wherein: the rotary sleeve (402) is rotatably sleeved with the extension arm (2), a fixed toothed ring (10) is fixedly connected to the side surface of one end, away from the fixed sleeve ring (401), of the rotary sleeve (402), and a limiting ring (11) matched with the fixed toothed ring (10) is arranged on the side surface of the extension arm (2).

6. The novel high-pressure plugging machine according to claim 5, wherein: the side fixedly connected with fixed block (12) of extension arm (2), spacing ring (11) slip joint is in the side of fixed block (12), the side of fixed block (12) is provided with locating pin (13).

7. The novel high-pressure plugging machine according to claim 6, wherein: carry holes matched with the positioning pins (13) are formed in the side faces of the fixed blocks (12), and the abutting springs (14) are arranged on the side faces of the positioning pins (13).

8. The novel high-pressure plugging machine according to claim 7, wherein: the side of the locating pin (13) is fixedly connected with a limiting block.