CN212004758U - Pre-tightening T-shaped screwing plugging tool - Google Patents

Abstract

The utility model relates to the technical field of screwing and plugging tools, and discloses a pre-tightening T-shaped screwing and plugging tool, which comprises a T-shaped screwing component, a glue pressing plate component and a pre-tightening binding belt component, wherein the T-shaped screwing component is detachably connected with the glue pressing plate component, pull rings are arranged at two ends of the T-shaped screwing component, and the pre-tightening binding belt component is hooked to the pull rings; compared with other technologies in the market, the pre-tightening T-shaped screwing plugging tool is quicker and simpler to operate, safer and more convenient, reduces the leakage amount of dangerous chemicals in the plugging process, reduces economic loss and improves the safety of personnel.

Description

Pre-tightening T-shaped screwing plugging tool

Technical Field

The utility model relates to a shutoff instrument technical field of screwing, concretely relates to pretension formula T type shutoff instrument of screwing.

Background

At present, with the increasing of large-pipe-diameter long-distance oil and gas pipelines in China, leakage points can appear after the pipelines are damaged by the outside or used for a long time, and screwing plugging tools are generally used for rush repair.

The existing screwing plugging tool mainly comprises two types, one is a Chinese utility model patent with application number of 201120190218.X, as shown in fig. 1, the screwing plugging tool discloses a magnetic force combined type pipeline pressing plugging device, a portal frame is fixed on a magnet through a pin, the magnet is fixed on a pipeline, a screw is fixed on a plugging cap through a pressure bearing, the pressure bearing is fixed on a leakage point through the plugging cap, and a drainage port is arranged on the right side above the plugging cap; the leak stopper is fast to install, can be used by sucking the portal frame on the tank body, but can only be applied to the magnetic conductive tank bodies such as carbon steel and the like, and cannot be applied to the non-magnetic conductive tank bodies such as stainless steel, aluminum alloy and the like.

Secondly, the utility model discloses a chinese utility model patent with application number 201821913558.9, as shown in fig. 2, it discloses a pressure leaking stoppage anchor clamps, because install the screw thread bearing spliced pole, screw thread spliced pole and elastic fixing plate, so when meeting the cracked pipeline of different models, through rotating screw thread bearing spliced pole and screw thread spliced pole earlier, make the external screw thread body and internal thread fixed orifices rotation separation, then through rotating fixation nut, make fixation nut and internal thread fixed connection hole and internal thread connection hole rotation separation, thereby can change corresponding elastic fixing plate, also avoided the damage of fixation bearing simultaneously; the leakage stopping clamp is not limited to the magnetic conduction tank body any more, all tank bodies in a certain size range can be used, but the thread stroke is long, the whole volume is overlarge, a portal frame is inconvenient to erect, carrying and transporting are inconvenient, meanwhile, the plugging speed is low, and if dangerous chemicals have large leakage amount and long leakage time, the danger is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a formula T type of pretightning screws the shutoff instrument, and this formula T type of pretightning screws the shutoff instrument relative other techniques in market, and the operation is more swift simple, and is safer convenient, reduces leaking stoppage in-process danger article and lets out the leakage quantity, reduces economic loss, has improved personnel's security.

In order to achieve the above object, the present invention provides the following technical solutions:

the pre-tightening T-shaped screwing plugging tool comprises a T-shaped screwing component, a glue pressing plate component and a pre-tightening binding belt component, wherein the T-shaped screwing component is detachably connected with the glue pressing plate component, pull rings are arranged at two ends of the T-shaped screwing component, and the pre-tightening binding belt component is articulated to the pull rings.

Preferably, the T-shaped screwing assembly further comprises a screw rod and a thread block, the screw rod is in threaded connection with the thread block, and the pull rings are arranged at two ends of the thread block.

Preferably, the upper end of the screw rod is also provided with a rocking handle.

Preferably, the rubber pressing plate assembly comprises a rubber pressing plate and a quick inserting interface, the quick inserting interface is fixedly connected with the rubber pressing plate through a screw, and the other end of the quick inserting interface is inserted into the T-shaped screwing assembly.

Preferably, the rubber pressing plate is a flat plate type rubber pressing plate, an arc-shaped rubber pressing plate or a strip-shaped rubber pressing plate.

Preferably, the pre-tightening bandage component comprises a hook, a pre-tightening bandage and a ratchet type tensioner, and the hook is mounted at two ends of the pre-tightening bandage and is hooked to the pull ring; the pre-tightening binding band is connected by a ratchet type strainer and clamped by a tooth-shaped structure on the ratchet type strainer.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) compared with the existing strong magnetic portal frame type plugging tool, the strong magnetic portal frame type plugging tool can only be applied to magnetic conduction tank bodies such as carbon steel and the like, but cannot be applied to non-magnetic conduction tank bodies such as stainless steel, aluminum alloy and the like, the pre-tightening T-shaped screwing plugging tool replaces a magnetic adsorption device with a binding belt matched with a quick plug-in connector, the purpose that the binding belt is not limited to the magnetic conduction tank bodies any more is achieved, all the tank bodies in the binding belt specification and size range can be used, and different lengths of the binding belt can be selected according to the size of.

(2) Compared with the existing chain-type bundling-type plugging tool, the chain-type bundling-type plugging tool has the problems of no pretightening force, overlong thread stroke, large volume, slow installation, heaviness and inconvenient carrying and transportation when being installed, and the pretightening-type T-shaped screwing plugging tool replaces a chain without pretightening force with a binding belt with a ratchet wheel type tensioner, so that the thread stroke is greatly shortened; the portal frame for fixing the chain is simplified into a pull ring for installing the quick plug-in connector, so that the whole volume is greatly reduced, and the device is very portable in installation and carrying.

(3) This pretension formula T type shutoff instrument of screwing can change the moulding board subassembly of multiple not unidimensional, different shapes to adapt to different radians, the not jar body of unidimensional, moulding board subassembly and T type are screwed the subassembly main part and lean on quick grafting interface connection, change moulding board subassembly simple swiftly.

(4) The pre-tightening T-shaped screwing plugging tool can be used by connecting a single T-shaped screwing component main body with a rubber pressing plate component, or connecting a plurality of T-shaped screwing component main bodies with a rubber pressing plate component; when the binding bands are connected with one adhesive tape pressing component by using a plurality of T-shaped screwing component main bodies, a single binding band can be fixed, a plurality of binding bands can be reinforced and fixed, and all binding bands have the function of providing pretightening force.

Compared with other technologies in the market, the pre-tightening T-shaped screwing plugging tool is quicker, simpler, safer and more convenient to operate, reduces the leakage amount of hazardous chemicals in the plugging process, reduces economic loss, reduces environmental pollution caused by leaked substances, improves the safety coefficient of operators, and improves the safety of personnel and the safety of people and property.

Drawings

Fig. 1 is a schematic structural diagram of a conventional strong magnetic portal type screwing and plugging tool.

Fig. 2 is a schematic structural diagram of a conventional strapping type tightening and plugging tool.

Fig. 3 is a schematic structural diagram of the pre-tightening T-shaped screwing blocking tool.

Fig. 4 is a schematic structural diagram of a T-screwing assembly in the pre-tightening T-screwing plugging tool.

Fig. 5 is a schematic structural view of a pre-tightening strap assembly in the pre-tightening T-shaped tightening plugging tool.

Fig. 6 is a schematic structural view of a flat plate type rubber pressing plate in the pre-tightening T-shaped screwing plugging tool.

Fig. 7 is a schematic structural view of an arc-shaped rubber pressing plate in the pre-tightening T-shaped screwing and plugging tool.

Fig. 8 is a schematic structural view of a strip-shaped rubber pressing plate in the pre-tightening T-shaped screwing and plugging tool.

Fig. 9 is a schematic structural diagram of a pre-tightening T-shaped screwing and plugging tool with a strip-shaped rubber pressing plate.

In the drawings: 1. t type subassembly of screwing, 11, rocking handle, 12, hob, 13, pull ring, 14, screw block, 2, moulding board subassembly, 21, flat moulding board, 22, arc moulding board, 23, strip moulding board, 24, the interface of pegging graft fast, 3, pretension bandage subassembly, 31, couple, 32, pretension bandage, 33, ratchet formula strainer.

Detailed Description

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

Please refer to fig. 3 to 9, a preferred embodiment of the present invention provides a pre-tightening T-type screwing plugging tool, which includes a T-type screwing component 1, a rubber pressing plate component 2 and a pre-tightening binding band component 3, wherein the T-type screwing component 1 is detachably connected to the rubber pressing plate component 2, pull rings 13 are disposed at two ends of the T-type screwing component 1, and the pre-tightening binding band component 3 is hooked to the pull rings 13, so that the hooking and fixing manner is simple.

In this embodiment, the T-shaped screwing assembly 1 further includes a screw rod 12 and a thread block 14, wherein the screw rod 12 and the thread block 14 are connected by threads, can rotate relatively, and press the rubber plate assembly by using the axial force provided by the threads; the pull ring 13 is threaded on both ends of the threaded block 14 for mounting the pretensioning strap assembly 3.

Furthermore, the upper end of the screw rod 12 is also provided with a rocking handle 11, and the rocking handle 11 is used for assisting in rotating the screw rod 12 and increasing the force arm.

In this embodiment, the rubber pressing plate assembly 2 includes a rubber pressing plate and a fast inserting interface 24, the fast inserting interface 24 is fixedly connected with the rubber pressing plate through a screw, and the other end of the fast inserting interface is inserted into the T-shaped screwing assembly 1, the rubber pressing plate is a flat rubber pressing plate 21, as shown in fig. 3, the flat rubber pressing plate 21 is suitable for the situation that the diameter of the tank to be plugged is large, the curvature radius of the cylinder body of the tank is large, and the size of a leak point is small.

In other embodiments, the rubber pressing plate can also be an arc rubber pressing plate 22 or a strip rubber pressing plate 23, and the arc rubber pressing plate 22 is suitable for the situation that the diameter of the tank body to be plugged is less than 500mm, the curvature radius of the tank body is smaller, and the shape of a leak point is irregular; the strip-shaped rubber pressing plate 23 is suitable for long leakage points, such as weld leakage points of a tank body and a sealing head, and the like, as shown in fig. 9.

In actual work, any one of the flat plate type rubber pressing plate 21, the arc-shaped rubber pressing plate 22 and the strip-shaped rubber pressing plate 23 is selected according to the blocked tank bodies and leaking points with different shapes and sizes.

In other embodiments, the pretensioning strap assembly 3 comprises a hook 31, a pretensioning strap 32 and a ratchet tensioner 33, the hook 31 being mounted at both ends of the pretensioning strap 32 and hooked to the pull ring 13; the pre-tightening binding band 32 is connected by a ratchet type tensioner 33, and the pre-tightening binding band 32 is clamped by a tooth-shaped structure on the ratchet type tensioner 33, so that the pre-tightening binding band 32 is prevented from loosening or being clamped back; meanwhile, the pre-tightening strap 32 is made of high-strength nylon thread.

The action principle is as follows:

the T-shaped screwing component 1 and the rubber pressing plate component 2 which are assembled in an inserted mode are fixed on the sealed tank body through the pre-tightening binding band component 3, pre-tightening force is provided through the ratchet type strainer 33, leakage of dangerous chemicals in the tank body is reduced preliminarily, the rocking handle 11 of the T-shaped screwing component 1 rotates the spiral rod 12, axial pressure is provided for the rubber pressing plate component 2, the torque of the rocking handle 11 is continuously improved until the T-shaped screwing component is not leaked any more by the sealed tank body, and sealing work is completed.

The working procedure is as follows:

firstly, selecting a rubber pressing plate component 2 suitable for the size and the shape of a tank body to be plugged and the size of a leak point, inserting and assembling a T-shaped screwing component 1 and the rubber pressing plate component 2 through a quick inserting and connecting port 24, and adjusting a thread block 14 on the T-shaped screwing component 1 to be the lowest part of a screw rod 12; the pre-tightening binding belt 32 of the pre-tightening binding belt component 3 is adjusted according to the blocked tank body, the perimeter of the binding belt is slightly larger than that of the tank body, and the installation is convenient;

then, the inserted T-shaped screwing component 1 and the rubber pressing plate component 2 are arranged near the leakage point of the tank body to be sealed and are separated from the axial direction of the tank body at the leakage point by about 200mm, a pre-tightening bandage component 3 is installed, a pull ring 13 on the T-shaped screwing component 1 is connected through a hook 31 on the pre-tightening bandage component 3, a ratchet type tensioner 33 is pulled to slightly adjust the tightness of a pre-tightening bandage 32, and the pre-tightening bandage is tightened until the rubber pressing plate component 2 can slide on the tank body, namely, the tank body stops;

axially sliding and radially adjusting the rubber pressing plate component 2 to a position above the leakage point, arranging the pre-tightening binding band component 3 to a radial corresponding position where the leakage point is located, and pulling the ratchet type strainer 33 for pre-tightening; and rotating the rocking handle 11 on the T-shaped screwing assembly 1 to enable the screw rod 12 to tightly press the rubber pressing plate assembly 2, and continuously improving the torque of the rocking handle 11 until the tank body to be plugged is not leaked any more, so that the plugging work is finished.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims (6)

1. Pretension formula T type shutoff instrument of screwing, its characterized in that, including T type subassembly (1), offset plate subassembly (2) and pretension bandage subassembly (3) of screwing, the T type subassembly (1) of screwing can be dismantled with offset plate subassembly (2) and be connected, just T type subassembly (1) both ends of screwing are equipped with pull ring (13), pretension bandage subassembly (3) articulate extremely on pull ring (13).

2. The pre-tightened T-turn plugging tool according to claim 1, wherein said T-turn assembly (1) further comprises a screw rod (12) and a thread block (14), said screw rod (12) is in threaded connection with said thread block (14), said pull ring (13) is disposed at two ends of said thread block (14).

3. The pre-tightening T-shaped screwing and plugging tool according to claim 2, wherein a rocking handle (11) is further installed at the upper end of the screw rod (12).

4. The pre-tightening T-shaped screwing and plugging tool according to claim 1, wherein the rubber pressing plate component (2) comprises a rubber pressing plate and a quick plugging interface (24), the quick plugging interface (24) is fixedly connected with the rubber pressing plate through a screw, and the other end of the quick plugging interface is plugged with the T-shaped screwing component (1).

5. The pre-tightened T-turn closure tool according to claim 4, wherein the rubber blanket is a flat rubber blanket (21) or an arc rubber blanket (22) or a strip rubber blanket (23).

6. The pre-tensioned T-turn sealing tool according to claim 1, wherein the pre-tensioned strap assembly (3) comprises a hook (31), a pre-tensioned strap (32) and a ratchet tensioner (33), the hook (31) being mounted at both ends of the pre-tensioned strap (32) and hooked to the pull ring (13); the pre-tightening binding band (32) is connected by a ratchet type tensioner (33), and the pre-tightening binding band (32) is clamped by a tooth-shaped structure on the ratchet type tensioner (33).

Images