CN216201591U

CN216201591U - Quick emergency plugging tool for pipeline flange

Info

Publication number: CN216201591U
Application number: CN202122413761.8U
Authority: CN
Inventors: 周杰; 李日先; 侯代鲁; 刘德宝; 林水芳
Original assignee: Qingdao Port Emergency Rescue Co ltd; Qingdao Port International Co Ltd
Current assignee: Qingdao Port Emergency Rescue Co ltd; Qingdao Port International Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-04-05
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a quick emergency leaking stoppage tool for a pipeline flange, which comprises a flange glue injection disc and a locking device, wherein the flange glue injection disc comprises an arc-shaped flange clamp, and a glue injection pipeline and a glue injection joint communicated with the glue injection pipeline are arranged on the arc-shaped flange clamp; the locking device comprises a C-shaped clamping frame, an eccentric locking wheel, a handle and an adjustable positioning part; two free ends are formed at the opening of the C-shaped clamping frame, one free end is provided with an assembling part for mounting the flange glue injection disc, and the other free end is rotatably connected with the eccentric locking wheel; the handle is used for driving the eccentric locking wheel to rotate; the adjustable positioning part is arranged in the middle of the C-shaped clamping frame and can stretch towards the circle center direction of the C-shaped clamping frame. The flange leakage stopping tool disclosed by the utility model is simple in structure, convenient and quick to operate, short in operation time, high in efficiency, capable of achieving the purpose of quickly stopping leakage in an emergency manner and good in leakage stopping effect.

Description

Quick emergency plugging tool for pipeline flange

Technical Field

The utility model belongs to the technical field of maintenance tools, relates to a leakage stopping tool, and particularly relates to a leakage stopping tool for performing emergency treatment on leakage points appearing on a pipeline flange.

Background

At present, the transportation of water and hazardous chemicals in China generally adopts a pipeline conveying mode, and a large number of flanges with different specifications are required to be used for connecting middle-end pipelines and tail-end pipelines in the pipelines. However, with the complexity and variability of the ground conditions, factors such as flood, debris flow, earthquake, creeping of the pipeline, and external force (such as root-stem puncture of plants and artificial reasons) often cause corrosion and cracking of the gasket of the pipeline flange. When a leakage point appears on a gasket of the pipeline flange, a high-temperature, high-pressure, inflammable and corrosive medium is sprayed outwards through the leakage point, so that potential safety hazards are caused, and therefore emergency treatment measures need to be taken quickly.

At present, the leaking stoppage instrument to pipeline flange design mostly adopts semicircular flange card and C type anchor clamps mode, need contrast pipeline flange lectotype or processing when using to need many people's cooperation operation when leaking stoppage operation, wrap up the leak source on the flange, the installation is to wearing the screw rod, and use the spanner fastening of corresponding model, still need cooperate the welding operation sometimes, consuming time and wasting power, dangerous high, about 1 to 5 hours of growing up during the processing, and is long-lived, inefficiency. Furthermore, in the face of high pressure and high hazard pipeline leakage emergency treatment operations, many disadvantages need to be considered, and more time is also needed to make adequate safety measures. However, the longer the operation preparation time, the higher the risk, the increasing uncontrollable factors and the double hazards to the emergency personnel, so the purpose of quick emergency treatment is not achieved, and the adverse consequences are more serious.

Disclosure of Invention

The utility model provides a quick emergency leaking stoppage tool for a pipeline flange, aiming at solving the problems of poor rush repair effect, complex leaking stoppage operation, time consumption and labor consumption of the traditional pipeline flange leaking stoppage tool.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a quick emergency leakage plugging tool for a pipeline flange comprises a flange glue injection disc and a locking device, wherein the flange glue injection disc comprises an arc-shaped flange clamp, and a glue injection pipeline and a glue injection joint communicated with the glue injection pipeline are arranged on the arc-shaped flange clamp; the locking device comprises a C-shaped clamping frame, an eccentric locking wheel, a handle and an adjustable positioning part; two free ends are formed at the opening of the C-shaped clamping frame, one free end is provided with an assembling part for mounting the flange glue injection disc, and the other free end is rotatably connected with the eccentric locking wheel; the handle is used for driving the eccentric locking wheel to rotate; the adjustable positioning part is arranged in the middle of the C-shaped clamping frame and can stretch towards the circle center direction of the C-shaped clamping frame.

In some embodiments of the present application, the adjustable positioning portion includes a positioning nut fixedly installed at a middle portion of the C-shaped clamp frame, and a positioning screw rod in threaded connection with the positioning nut; the positioning screw rod extends towards the direction of the circle center of the C-shaped clamping frame to be used for finely adjusting the relative position between the leakage stoppage tool and the pipeline flange, so that the center of the flange glue injection disc can be basically in a straight line with the circle center of the eccentric locking wheel, and further when the eccentric locking wheel is rotated to enable the locking device to be tightly hooped on the pipeline flange, the wrapping force of the flange glue injection disc on the pipeline flange can be improved, and then the leakage stoppage effect is improved.

In some embodiments of this application, preferred configuration eccentric locking wheel passes through the round pin hub connection of rotating on the C type card frame, the handle is connected the round pin axle rotates through the drive round pin axle, drives eccentric locking wheel rotates, reaches the purpose through operating handle drive eccentric locking wheel pivoted then.

In some embodiments of this application, preferred design the handle is arc handle, and its centre of a circle direction with the centre of a circle direction syntropy of C type card frame to make things convenient for the personnel's operation of salvageing.

In some embodiments of this application, in order to avoid pipeline flange and eccentric locking wheel contact, to lead to eccentric locking wheel wearing and tearing serious, preferably set up down the tongue piece in flange leaking stoppage instrument, will the one end of tongue piece down with C type card frame is rotated and is connected, the other end with eccentric locking wheel orientation the outer fringe of C type card frame centre of a circle direction is laminated mutually, utilizes tongue piece isolation down pipeline flange and eccentric locking wheel.

In some embodiments of the present application, it is preferable that a section of the lower tongue piece attached to the outer edge of the eccentric locking wheel is an arc-shaped section to cover the eccentric locking wheel.

In some embodiments of the present application, it is preferable that an upper tongue piece is further disposed in the flange leakage stopping tool, and the upper tongue piece and the lower tongue piece are stacked up and down, and the upper tongue piece is designed to be arc-shaped, and the circle center of the upper tongue piece faces the circle center direction of the C-shaped clamping frame, and the upper tongue piece is attached to the pipeline flange.

In some embodiments of this application, in order to facilitate installing flange injecting glue dish on locking device, preferably set up the round pin axle sleeve on the arc flange card, the assembly portion of C type card frame is through round pin hub connection the round pin axle sleeve to install flange injecting glue dish on the C type card frame. After the flange glue injection disc is installed on the C-shaped clamping frame, the circle center direction of the arc-shaped flange clamp is the same as that of the C-shaped clamping frame, and the glue injection joint is preferably positioned on one side of the arc-shaped flange clamp, which is deviated from the circle center of the arc-shaped flange clamp, and is far away from the C-shaped clamping frame so as to be convenient for connecting a hydraulic glue injection gun; preferably, the glue injection pipeline is arranged at the center of the arc-shaped flange clamp and radially penetrates through the arc-shaped flange clamp.

In some embodiments of this application, in order to improve the bulk strength of flange leaking stoppage instrument, preferred design C type card frame includes two parallel relative and interval setting's C template, connects through a supporting beam between two C templates, preferred configuration eccentric locking wheel, adjustable positioning portion, upper tongue piece and lower tongue piece all are located between two C templates, flange glue injection dish is when installing C type card frame is last, and the part is located between two C templates, can improve the degree of stability of assembling between the part from this.

In some embodiments of the application, the flange glue injection tray preferably includes a plurality of, and the curvature of the arc flange card of a plurality of flange glue injection trays is different, can select the flange glue injection tray of the curvature looks adaptation of arc flange card to install on C type card frame according to the diameter of pipeline flange during the use. Through changing the flange glue injection disc, the leakage stoppage tool can carry out emergency leakage stoppage operation on the pipeline flanges with different sizes, so that the universality of the flange leakage stoppage tool is improved.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. the flange leakage stopping tool adopts the mode that the flange rubber injection disc and the locking device are designed in a split mode and are assembled for use, the flange rubber injection disc with the corresponding specification can be selected at one time according to the size of the leakage flange and is installed on the locking device for use, the type selection is fast, the installation operation is simple, and the consumed time is short;

2. the flange leakage stopping tool adopts a mode of installing the eccentric locking wheel and the handle on the C-shaped clamping frame of the locking device, when leakage stopping operation is carried out on a leakage point on a pipeline flange, the C-shaped clamping frame is only needed to be buckled on the pipeline flange, the flange glue injection disc is aligned to the leakage point, the adjustable positioning part is finely adjusted, the center of the flange glue injection disc and the circle center of the eccentric locking wheel are basically in the same straight line, then the handle is pressed downwards to rotate the eccentric locking wheel to be tightly pressed on the pipeline flange, the wrapping force of the flange glue injection disc on the leakage point on the flange can be increased, a hydraulic glue injection gun is matched to be aligned to a glue injection connector for injecting glue, the leakage point can be quickly blocked, the purpose of quick emergency leakage stopping is achieved, the operation is convenient, the processing time is short, and the deterioration of harm risk can be effectively prevented;

3. the flange leakage stopping tool disclosed by the utility model is simple in structure and good in leakage stopping effect, and can quickly meet the leakage emergency treatment requirements of various pipeline flanges. After the pipeline flange is repaired and recovered to be normal, the main structure of the flange leakage stopping tool is basically not damaged, the repeated utilization rate is high, and the cost is saved.

Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.

Drawings

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

FIG. 1 is a perspective view of the overall structure of an embodiment of the tool for rapid emergency plugging of a pipe flange according to the present invention;

FIG. 2 is a schematic structural view of one embodiment of the flange glue injection tray of FIG. 1;

FIG. 3 is a schematic structural view of one embodiment of the C-shaped card cage of FIG. 1;

FIG. 4 is a side view of the C-shaped card cage of FIG. 3;

fig. 5 is a side view of the locking device of fig. 1.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 5, the quick emergency plugging tool for a pipeline flange of the present embodiment is mainly composed of a flange glue injection disc 10 and a locking device 20. The flange glue injection disc 10 and the locking device 20 adopt a split structure design and are matched in an assembling mode for use.

In this embodiment, the flange glue injection tray 10 is mainly composed of an arc-shaped flange clamp 11, a glue injection joint 12 and the like, as shown in fig. 2. Wherein, seted up injecting glue pipeline 13 on arc flange card 11, injecting glue pipeline 13 is preferred to be seted up in the central point of arc flange card 11 and is put, and radially runs through flange card 11. The glue injection connector 12 is installed on the arc-shaped flange clamp 11 and communicated with the glue injection pipeline 13. As a preferred embodiment, the glue injection joint 12 is preferably arranged on one side of the arc-shaped flange clamp 11 deviating from the circle center of the arc-shaped flange clamp, so that a hydraulic glue injection gun can be connected to realize rapid glue injection.

The present embodiment preferably adopts a shaft connection manner to realize the assembly connection between the flange glue injection tray 10 and the locking device 20. Specifically, the pin shaft sleeve 14 may be disposed on the arc-shaped flange clamp 11, preferably on a side of the arc-shaped flange clamp 11 away from the center of the arc-shaped flange clamp; the locking device 20 is provided with a fitting portion having a shaft hole 22, as shown in fig. 3. During assembly, the pin shaft 25 penetrates through the shaft hole 22 of the locking device 20 and the pin shaft sleeve 14 of the arc-shaped flange clamp 11, so that the flange glue injection plate 10 is rotatably connected with the locking device 20, as shown in fig. 1. The flange glue injection disc 10 and the locking device 20 are designed to be in a rotating connection mode, so that when leakage stopping operation is carried out on a pipeline flange with leakage, the arc-shaped flange clamp 11 of the flange glue injection disc 10 can be attached to the pipeline flange more flexibly and quickly, and the convenience of operation is improved.

In order to make the flange plugging tool of the present embodiment be suitable for pipe flanges with different sizes, the flange glue injection tray 10 is preferably configured in a plurality, and different flange glue injection trays 10 have arc-shaped flange clamps 11 with different curvatures. When the leakage stopping device is used, the flange glue injection disc 10 matched with the leakage stopping device can be selected according to the specific size of the pipeline flange with leakage and is installed on the locking device 20, and then the leakage stopping operation is performed on the leakage point, so that the leakage stopping effect is improved.

In the present embodiment, the locking device 20 is mainly composed of a C-shaped clamp frame 21, an eccentric locking wheel 30, a handle 31, an adjustable positioning portion, and the like, as shown in fig. 1. The C-shaped bracket 21 is similar to a semicircular ring, as shown in fig. 3, one of two free ends formed at the opening of the C-shaped bracket 21 can be selected as an assembling portion for installing the flange glue injection tray 10, and the shaft hole 22 is formed in the assembling portion; the eccentric locking wheel 30 is rotatably mounted at the other free end of the C-shaped clamp frame 21, and the handle 31 is used for driving the eccentric locking wheel 30 to rotate.

As a preferred embodiment, a shaft hole 23 may be formed at the other free end of the C-shaped clamp frame 21, as shown in fig. 3, and a pin 26 is inserted through the shaft hole 23 and the shaft hole of the eccentric locking wheel 30 to realize the rotational connection of the eccentric locking wheel 30 on the C-shaped clamp frame 21. The handle 31 can be fixedly connected to the pin 26, and the eccentric locking wheel 30 is driven to rotate by driving the pin 26, so that the drive control of the eccentric locking wheel 30 by the handle 31 is realized.

In this embodiment, the handle 31 is preferably designed into an arc shape, and the direction of the circle center should be the same as the direction of the circle center of the C-shaped clamping frame 21, as shown in fig. 1, so that when the emergency repair personnel operates the handle 31 to drive the eccentric locking wheel 30 to rotate, the handle 31 is only required to be pressed down with a small amplitude, and the eccentric locking wheel 30 can be driven to rotate by a large angle, which is time-saving, labor-saving and convenient for operation.

In order to assist the eccentric locking wheel 30 to be locked in place and protect the eccentric locking wheel 30 from contacting the pipe flange, the present embodiment preferably installs a lower tongue 32 on the C-shaped clamp frame 21, as shown in fig. 1. One end of the lower tongue piece 32 is rotatably connected with the C-shaped clamping frame 21, the other end of the lower tongue piece is attached to the outer edge of the eccentric locking wheel 30, and the outer edge is a section of outer edge which is formed by rotating the eccentric locking wheel 30 to the direction towards the circle center of the C-shaped clamping frame 21 and the adjacent outer edge so as to realize the isolation between the eccentric locking wheel 30 and the pipeline flange.

As a preferred embodiment, a section of the lower tongue piece 32, which is used to be attached to the outer edge of the eccentric locking wheel 30, is designed to be arc-shaped, and the direction of the center of the circle is the same as the direction of the center of the circle of the eccentric locking wheel 30, so as to partially wrap the eccentric locking wheel 30. One section of the lower tongue piece 32 connected with the C-shaped clamping frame 21 is designed into a linear type, and the arc-shaped section is connected with the linear section end to end and is in smooth transition.

In this embodiment, the lower tongue 32 is preferably pivotally connected to the C-shaped clip frame 21. Specifically, as shown in fig. 1, 3, 4, and 5, the C-shaped clip frame 21 may be provided with a shaft hole 24, a pin 27 may be inserted into the shaft hole 24, and the lower tongue piece 32 may be pivotally connected to the C-shaped clip frame 21 by the pin 27.

An upper tongue piece 33 may be further disposed on the lower tongue piece 32, as shown in fig. 1, the upper tongue piece 33 is preferably designed to be arc-shaped, and the center direction of the arc-shaped upper tongue piece is toward the center direction of the C-shaped clamp frame 21 for fitting with a pipe flange. In this embodiment, the upper tongue piece 33 and the lower tongue piece 32 are preferably arranged in an up-and-down stacked relationship, and the upper tongue piece 33 is preferably located at a position where the arc-shaped section and the straight section of the lower tongue piece 32 are connected, so that when the upper tongue piece 33 is in contact with the pipe flange, the contact part can be more attached, and then the flange plugging tool can be more stably and tightly hooped on the pipe flange, thereby improving the plugging effect.

This embodiment still is provided with adjustable location portion on C type card frame 21 for relative position relation between fine setting C type card frame 21 and the pipeline flange, make the center of flange rubber injection dish 10 can be in a straight line basically with the centre of a circle of eccentric locking wheel 30, and then when rotating eccentric locking wheel 30 and making locking device lock hoop to the pipeline flange, can improve the wrapping power of flange rubber injection dish 10 on the pipeline flange, promote the leaking stoppage effect then.

As a preferred embodiment, the adjustable positioning portion is preferably designed by using a positioning nut 34 and a positioning screw 35, as shown in fig. 1 and 4. Specifically, the positioning nut 34 may be fixedly attached to the C-shaped clip frame 21, and is preferably provided at an intermediate position of the C-shaped clip frame 21. The positioning screw 35 is screwed with the positioning nut 34, and the positioning screw 35 extends in the radial direction of the C-shaped jig 21. When the C-shaped clamping frame 21 is clamped on the pipeline flange, the positioning screw rod 35 is rotated to extend or retract towards the circle center direction of the C-shaped clamping frame 21, so that the clamping position of the locking device 20 can be adjusted, and the locking device 20 can be tightly clamped on the pipeline flange.

In order to improve the overall strength of the locking device 20, it is preferable to design the C-shaped clip frame 21 to be formed by connecting two C-shaped

plates

211, 212, which have the same shape, are arranged in parallel and at intervals, through the support beams 28, 29, as shown in fig. 4. The support beams 28, 29 preferably comprise two beams, one above the other connected between two C-shaped

plates

211, 212. The positioning nut 34, the positioning screw 35, the upper tongue 33, the lower tongue 32 and the eccentric locking wheel 30 are located between the two C-shaped

plates

211 and 212, as shown in fig. 5. The flange glue injection plate 10 is also partially located between the two C-shaped

plates

211 and 212 when mounted on the C-shaped clamp frame 21.

When the flange plugging tool of the embodiment is used for plugging a leaking pipeline flange, firstly, a proper flange glue injection disc 10 is selected according to the diameter of the pipeline flange and is installed on a locking device 20, and the direction of the circle center of an arc-shaped flange clamp 11 is in the same direction as the direction of the circle center of a C-shaped clamp frame 21; then, covering the flange glue injection disc 10 on a leakage point of the pipeline flange, and adjusting the placement position of the C-shaped clamping frame 21 to integrally clamp the locking device 20 on the pipeline flange; then, finely adjusting the positioning screw rod 35 to enable the center of the flange glue injection disc 10 and the center of the eccentric locking wheel 30 to be basically in the same straight line; then, the handle 31 is pressed downwards to drive the eccentric locking wheel 30 to rotate until the eccentric locking wheel 30 is tightly abutted to the pipeline flange through the lower tongue piece 32 and the upper tongue piece 32, so that the locking device 20 and the flange glue injection disc 10 form a wrapping force on the pipeline flange enough to enable the flange to be fastened on the flange, and then the external force applied on the handle 31 is removed, and the eccentric locking wheel 30 is automatically locked; then, a hydraulic glue injection gun is used for connecting the glue injection joint 12, glue is injected to the pipeline flange through the glue injection pipeline 13 until the leakage point is sealed.

When the flange plugging tool of the embodiment needs to be taken down from the pipeline flange, the handle 31 is lifted up to drive the eccentric locking wheel 30 to rotate reversely, so that the eccentric locking wheel 30, the upper tongue piece 33 and the lower tongue piece 32 leave the pipeline flange; the tool is then removed.

The flange leakage stopping tool is designed according to the most reasonable and convenient idea, the work development of emergency rescue operators is not bound to the complex operation requirements as much as possible during use, the adverse effects caused by high technical content and high standard requirements are avoided, and the design and the use of the whole tool are penetrated through a simple operation process, so that the flange leakage stopping tool is not only good in use but also efficient.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.

Claims

1. The utility model provides a quick emergent leaking stoppage instrument of pipeline flange which characterized in that includes:

the flange glue injection disc comprises an arc-shaped flange clamp, and a glue injection pipeline and a glue injection joint communicated with the glue injection pipeline are arranged on the arc-shaped flange clamp;

a locking device, comprising:

the opening of the C-shaped clamping frame is provided with two free ends, and one free end is provided with an assembling part for mounting the flange glue injection disc;

the eccentric locking wheel is rotatably connected to the other free end of the C-shaped clamping frame;

the handle is used for driving the eccentric locking wheel to rotate;

the adjustable positioning part is arranged in the middle of the C-shaped clamping frame and can stretch towards the circle center direction of the C-shaped clamping frame.

2. The pipe flange quick emergency plugging tool of claim 1, wherein the adjustable positioning portion comprises:

the positioning nut is fixedly arranged in the middle of the C-shaped clamping frame;

and the positioning screw rod is in threaded connection with the positioning nut and extends towards the circle center direction of the C-shaped clamping frame.

3. The quick emergency plugging tool for the pipeline flange as claimed in claim 1, wherein the eccentric locking wheel is rotatably connected to the C-shaped clamp frame through a pin, the handle is connected to the pin, and the eccentric locking wheel is driven to rotate by driving the pin to rotate.

4. The quick emergency plugging tool for the pipeline flange as claimed in claim 3, wherein the handle is an arc-shaped handle, and the direction of the circle center of the arc-shaped handle is the same as the direction of the circle center of the C-shaped clamping frame.

5. The pipe flange quick emergency plugging tool according to claim 1, further comprising:

and one end of the lower tongue piece is rotatably connected with the C-shaped clamping frame, and the other end of the lower tongue piece is attached to the outer edge of the eccentric locking wheel facing the direction of the circle center of the C-shaped clamping frame.

6. The quick emergency plugging tool for the pipeline flange as claimed in claim 5, wherein a section of the lower tongue piece attached to the outer edge of the eccentric locking wheel is an arc-shaped section, and covers the eccentric locking wheel.

7. The pipe flange quick emergency plugging tool according to claim 5, further comprising:

and the upper tongue piece and the lower tongue piece are arranged in an overlapping mode, the upper tongue piece is arc-shaped, and the circle center of the upper tongue piece faces the circle center direction of the C-shaped clamping frame.

8. A quick emergency plugging tool for a pipe flange according to claim 1,

a pin shaft sleeve is arranged on the arc-shaped flange clamp, and an assembling part of the C-shaped clamp frame is connected with the pin shaft sleeve through a pin shaft so as to install the flange glue injection disc on the C-shaped clamp frame;

flange glue injection dish is installing on C type card frame back, the centre of a circle direction syntropy of arc flange card and C type card frame, the injecting glue connects and is located one side that the arc flange card deviates from its centre of a circle and keeps away from C type card frame, the central point that the injecting glue pipeline was seted up at the arc flange card puts, and radially link up the arc flange card.

9. The tool for rapidly and emergently plugging a pipeline flange according to claim 7, wherein the C-shaped clamping frame comprises two parallel and opposite C-shaped plates which are arranged at intervals, the two C-shaped plates are connected through a supporting beam, and the eccentric locking wheel, the adjustable positioning part, the upper tongue piece and the lower tongue piece are all positioned between the two C-shaped plates; when the flange glue injection disc is installed on the C-shaped clamping frame, part of the flange glue injection disc is located between the two C-shaped plates.

10. The tool for rapidly and emergently plugging the pipeline flange according to any one of claims 1 to 9, wherein the flange glue injection disc comprises a plurality of flange glue injection discs, the curvature of the arc-shaped flange clamps of the plurality of flange glue injection discs is different, and the flange glue injection disc with the curvature matched with the curvature of the arc-shaped flange clamp is selected according to the diameter of the pipeline flange and is installed on the C-shaped clamp frame during use.