CN102060151B - Risk source leakage self-adaption universal ferromagnetic plugging device and fast plugging method thereof - Google Patents

Abstract

A self-adaptive universal strong magnetic sealing device for risk source leakage and its fast sealing method, the device is composed of a quick position adjustment mechanism, a strong magnetic sealing mechanism and a pressure relief and diversion mechanism; the method is a switch type Permanent magnets, universal follow-up compression rings and soft rubber balloons are used as the original plugging elements. Using the ductility and sealing properties of rubber, the follow-up performance of the universal follow-up compression rings in all directions is suitable for the storage tank's plane, Leakage plugging with magnetophilic bodies with different curvature radii on the outer surface of curved surfaces and large pipelines has a simple structure and is easy to operate, which satisfies the rapid plugging of leakage on the outer surface of chemical production equipment and toxic gas-liquid storage and transportation equipment.

Description

Self-adaptive universal strong magnetic sealing device for risk source leakage and its rapid sealing method

technical field

The invention relates to a risk source leakage sealing device, in particular to a risk source leakage self-adaptive universal for containers with large curvature radii during the production, storage and transportation of petrochemical, coal chemical and other toxic and harmful media. A strong magnetic sealing device and a rapid sealing method thereof.

Background technique

With the continuous expansion of industrial scale and the continuous improvement of continuous production, the economic losses caused by leakage are also becoming more and more serious. Because of the leakage, not only the energy and materials are continuously lost and wasted, but also various liquid media that are toxic, harmful, highly corrosive, flammable, explosive, high temperature, and high pressure are continuously leaked, resulting in environmental pollution, fire, Explosion, poisoning and personal injury accidents. An enterprise often stops production of the entire production system because of a small leak. At this time, people began to notice the practical value of quickly sealing leaks in emergency situations.

Currently, for the leakage of large spheres and various containers with relatively large curvature radii, the plugging devices used include plugging pads, plugging wedges, plugging glue and plugging tape, etc. The plugging method is also a corresponding simple method. For example, micropore leakage shall be sealed by screwing and adhesive into the hole; tank wall tear leakage shall be sealed from the outside by inflatable bags, inflatable cushions and other special devices; leakage of pressurized pipelines shall be sealed by bundled inflatable plugs. Leakage bag, or use special equipment such as metal shell lined with rubber pads to seal; valves, flanges or flange gaskets are damaged and leak, use different types of flange fixtures and inject sealant to seal, also Special valve plugging tools can be used for plugging; for liquid chlorine cylinders, etc., first use a sealer to plug leaks, and then use special tools for disposal.

These existing conventional plugging devices and plugging methods are inconvenient to use, limited in scope of application, difficult to operate, unable to quickly and effectively eliminate risks, and have poor plugging effects. Higher technical requirements are put forward, and it is urgent to design a kind of risk source leakage adaptive universal strong magnetic sealing device and its sealing method which is simple in structure, convenient to use and suitable for practical use, so as to avoid poisonous and harmful media The safety of people's lives and property brings huge losses.

Contents of the invention

On the basis of the prior art, the present invention provides a risk source leakage self-adaptive universal strong magnetic sealing device and its fast sealing method for the connection part of the container with a large curvature radius or the curved surface of the container, so as to solve the problem of large The problem of rapid plugging of leaks on curved surfaces or curved surface joints.

The present invention is based on the above-mentioned problems and objectives, and the measures taken are a risk source leakage self-adaptive universal strong magnetic sealing device and its fast sealing method. The sealing device includes a quick position adjustment mechanism, a strong magnetic sealing mechanism and The structural feature of the pressure relief and diversion mechanism is that the quick position adjustment mechanism is connected with the strong magnetic sealing mechanism through the connecting handle, and the soft rubber balloon of the strong magnetic sealing mechanism is connected with the pressure relief and diversion mechanism, which constitutes a risk source leakage Self-adaptive universal strong magnetic sealing device, in which:

The quick position adjustment mechanism is formed by connecting the screw I with the connection handle I and the connection handle II respectively through the universal follow-up compression ring; A magnet, a soft rubber balloon and a connecting block are connected together; the pressure relief and diversion mechanism is composed of a diversion tube and a diversion ball valve connected to the center of the soft rubber balloon.

In the above technical solution, the switch-type permanent magnet is made of NdFeB material; the soft rubber balloon is made of acid-resistant, alkali-resistant or corrosion-resistant material.

The present invention is a quick plugging method for the self-adaptive universal strong magnetic plugging device for leakage of the above-mentioned risk sources. The method is to place the switch-type permanent magnet on the side of the connection handle I at the leakage port on the surface of the blocked object At the position, turn on the magnet switch, make the switch permanent magnet fixedly adsorbed on the surface of the blocked object, open the diversion ball valve, place the bowl seal of the soft rubber balloon at the leakage port, and then connect the switch permanent magnet on the side of the handle II The magnet is placed on the surface of the blocked object, so that the universal follow-up compression ring is pressed tightly on the soft rubber balloon, and then the magnet switch is turned on, so that the switch-type permanent magnet is fixed and adsorbed on the surface of the blocked object, and it is closed when there is no leakage The diversion ball valve is blocked.

The present invention is an self-adaptive universal strong magnetic sealing device for leakage of risk sources and its rapid sealing method. It utilizes permanent magnets made of high-energy permanent magnetic materials of NdFeB and the excellent chemical properties of rubber itself. One is not restricted by the curvature radius of pipelines and containers, and can be stretched and bent in the direction of 360° for plugging, and it is convenient for pressure relief and flow diversion, the switch-type permanent magnet has large magnetism, flexible and simple operation, quick and effective control, and does not need special machinery Tools or wiring methods can be used for plugging leaks such as trachoma, gaps, holes, and cracks in coal chemical and petrochemical production equipment such as pipelines and tanks. The purpose is to deal with various sudden chemical leakage accidents, reduce or eliminate the losses caused by disasters to the society, and provide an adaptive universal strong magnetic sealing device for risk source leakage.

The present invention relates to a rapid sealing method of a risk source leakage self-adaptive universal strong magnetic sealing device. The rapid sealing method uses a soft rubber balloon as the key component of sealing, and utilizes the ductility and sealing properties of rubber, A fast and effective plugging and diversion device and method for the cracking and leakage of the outer surface of the magnetic containers with different curvature radii such as coal chemical production equipment and toxic gas-liquid storage and transportation equipment under working conditions , is an effective combined blocking device. Its mechanical structure adopts a universal follow-up structure composed of a quick-adjusting mechanism, which can almost seal off the outer curved surface and curved surface connection parts of various tanks and production equipment. The fixed part adopts a controllable switch type permanent magnet, which is fixed firmly and has a strong bearing capacity. It can be taken and placed at will, and the sealing reliability is strong, which buys precious time for emergency rescue and disposal. The function of flowing poisonous gas and liquid.

The present invention is an self-adaptive universal strong magnetic sealing device for risk source leakage. Under the conditions of the existing traditional sealing technology, the switch-type permanent magnet of NdFeB high-energy permanent magnetic material is used to generate a strong magnetic field in the magnetic circuit. The magnetic attraction force is controlled by the switch on the permanent magnet without external power supply. When the blocking device is in the working state, the holding surface at the bottom of the switch-type permanent magnet forms a pair of longitudinal magnetic poles, which can firmly hold the workpiece of magnetic permeable material, and the holding surface can also be processed into a shallow V groove, so it can be used It can hold plate-shaped workpieces, and can also hold cylindrical workpieces. It is suitable for the leakage sealing of magnetic vessels with different curvature radii such as flat and curved tanks and large pipes. The operation is simple, convenient and fast. The diversion ball valve passes through the thread The connection screwed on the diversion tube in the soft rubber balloon can not only realize pressure relief before sealing, reduce the sealing pressure, but also conduct flow diversion as required after the sealing is completed. Realize the dual functions of blocking and diverting toxic gas and liquid leakage.

Description of drawings

Fig. 1 is the general structural representation of device of the present invention;

Fig. 2 is the left side view of the general structure schematic diagram of device of the present invention;

Fig. 3 is the structural representation of the connection handle 1 of device of the present invention;

Fig. 4 is the top structural representation of the connecting handle 1 of the device of the present invention;

Fig. 5 is a schematic structural view of the universal follower pressing ring of the device of the present invention;

Fig. 6 is a top view structural schematic diagram of the universal follow-up pressing ring of the device of the present invention;

Fig. 7 is the structural representation of the connecting handle II of the device of the present invention;

Fig. 8 is a top view structure schematic diagram of the connecting handle II of the device of the present invention;

Fig. 9 is a schematic structural view of the connection block of the device of the present invention;

Fig. 10 is a left view structural diagram of the connection block of the device of the present invention;

Fig. 11 is a schematic structural view of the soft rubber balloon of the device of the present invention;

Fig. 12 is a schematic diagram of the left view structure of the soft rubber balloon of the device of the present invention;

Fig. 13 is a schematic diagram of the structure of the guide tube of the device of the present invention.

In the figure: 1: connecting handle I; 2: universal follow-up compression ring; 3: screw I; 4: diversion ball valve; 5: connecting handle II; 6: screw II; 7: connecting block; 8: connecting bolt ; 9: switch-type permanent magnet; 10: soft rubber balloon; 11: diversion tube.

3-1: screw hole for connection handle I; 3-2: through hole for connection handle I; 5-1: screw hole on the universal follow-up compression ring; 5-2 bottom screw hole of the universal follow-up compression ring; 7 -1: screw hole for connection handle II; 7-2: through hole for connection handle II; 9-1: screw hole for connection block; 10-1: screw hole for side connection block; 11-1: soft rubber balloon diversion hole; 11-2: Soft rubber balloon bowl sealing; 12-1: Soft rubber balloon side screw hole.

Detailed ways

The specific implementation manners of the present invention will be described in further detail below in conjunction with the accompanying drawings and examples.

Example 1

As shown in Figures 1 to 13, a self-adaptive universal strong magnetic sealing device for leakage of risk sources according to the present invention is implemented. Its mechanical structure includes a quick position adjustment mechanism, a strong magnetic sealing mechanism and a pressure relief and flow guiding mechanism. Among them, the quick position adjustment mechanism includes connecting handle I 1, universal follow-up compression ring 2 and connecting handle II 5; the strong magnetic blocking mechanism includes switch type permanent magnet 9, soft rubber balloon 10 and connecting block 7; pressure relief guide The flow mechanism includes a diversion ball valve 4 and a diversion pipe 11 ; the pressure relief and diversion mechanism includes a diversion ball valve 4 and a diversion pipe 11 .

Wherein, the described fast position adjustment mechanism is connected together by a pair of screws I 3 to connect the universal follow-up compression ring 2 and a pair of connection handles I 1 and connection handle II 5 respectively; Three pairs of connecting bolts 8 connect the switch type permanent magnet 9, the soft rubber balloon 10 and the connecting block 7 together; The quick position adjustment mechanism is used for fast positioning on the outer surface of storage tanks or large pipelines, etc., and the quick adjustment switch type permanent magnet 9 is sucked tightly on the surface of the blocked object; The sealed soft rubber balloon 10, under the joint action of the rapid position adjustment mechanism and the pressure relief and flow diversion mechanism, quickly seals the leakage port of the tank or large pipeline; the function of the pressure relief and flow diversion mechanism is the sealing process Diversion after the pressure relief and plugging process in the process.

In the specific implementation of the present invention, the soft rubber balloon 10 is selected from acid-resistant, alkali-resistant, and corrosion-resistant materials according to the specific leaking medium and environment; the diversion ball valve 4 is opened or closed as required, and is directly drained or blocked; Switch type permanent magnet 9 selects the permanent magnet that NdFeB high-energy permanent magnetic material is made for use, and volume is little, and suction is strong.

Example 2

As shown in Figures 1 to 13, a self-adaptive universal strong magnetic sealing device for leakage of risk sources according to the present invention is constructed in the following way: firstly, the diversion tube 11 is thermally installed on the diversion hole 11 of the soft rubber balloon 10 -1, then the diversion ball valve 4 is screwed in the threaded hole 13-1 of the diversion tube 11 to form a pressure relief diversion mechanism; on the left and right sides of the three side screw holes 12-1 on the upper end of the soft rubber balloon 10 Connect the screw hole 9-1 and the switch type permanent magnet 9 of the connecting block 7 through three connecting bolts 8, the connection mode of the lower end of the soft rubber balloon 10 is the same as the connection mode of the upper end to form a strong magnetic blocking mechanism; The upper screw hole 5-1 of the dynamic compression ring 2 and the through hole 7-1 of the connection handle II5 are connected together by the screw I3, and the lower screw hole 5-2 of the universal follow-up compression ring 2 and the connection handle I The connection handle I through hole 3-1 of 1 is connected together by the screw I 3; then the through hole 3-2 of the connection handle I 1 is connected in the left and right side screw holes 10-1 of the lower connection block 7 through the screw II 6, and the The screw hole 7-2 of the connection handle II 5 is connected in the left and right side screw holes 10-1 of the upper connection block 7 by the screw II 6 to form a universal position adjustment mechanism. Ensure that the connection block 11 and the connection handle I 1, the connection handle II 5, the connection handle I 1, the connection handle II 5 and the universal follow-up compression ring 2 should have flexible relative rotation, so that it is convenient to flexibly find the position to place the permanent magnet.

Example 3

Applying the quick sealing method of a risk source leakage self-adaptive universal strong magnetic sealing device of the present invention, firstly, the switch type permanent magnet 9 on one side of the connection handle I1 is arranged on the surface of the tank body of the leaking storage tank or the leaking large Near the leakage port on the outer surface of the pipeline, turn on the magnet switch, so that the switchable permanent magnet 9 is firmly adsorbed on the surface of the blocked object that is close to the magnetism; open the diversion ball valve 4 to prepare for pressure relief before blocking, and make the soft rubber balloon 10 The bowl seal 11-2 is centered on the leakage port; the switch-type permanent magnet 9 connected to the side of the handle II5 is placed in a suitable position of the magnet-friendly body to ensure that the universal follow-up compression ring 2 is tightly pressed on the soft rubber balloon 10, Turn on the magnet switch so that the switchable permanent magnet 9 is firmly adsorbed on the surface of the magnetophilic body, and when there is no side leakage, close the diversion ball valve 4 to end the blockage. When diversion is needed, the diversion ball valve 4 is opened again, and an external drainage tube can be diverted.

It should be noted that since the switch-type permanent magnet 9 is made of NdFeB high-energy permanent magnetic material, a strong holding force is generated in the magnetic circuit, and the self-adaptive strong magnetic sealing capsule is in working or Closed state, no external power supply required. When the soft rubber balloon 10 is in the working state, the holding surface at the bottom forms a pair of longitudinal magnetic poles, which firmly hold the workpiece of the magnetically permeable material; Connected with the connecting handle, it can be stretched, bent, and plugged in all directions, front, back, left, and right when in use, and is not restricted by the shape of the storage and transportation equipment. The two cooperate with each other and work together, which is handy and convenient to use.

The parameters of the switch type permanent magnet used in the above-mentioned embodiment of the present invention are as table 1:

Table 1

model Weight (Kg) Remanent magnetic force≤(Kg) Pull-off force≤(Kg) L B h YX1-1 3 2 250 90 63 68 YX1-4 11 2 1200 160 95 180

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present invention.

Claims (4)

1. the universal strong magnetic plugging device of self adaptation is leaked in a risk source, comprises quick positioner, strong magnetic plugging mechanism and pressure release deflector, it is characterized in that:

Fast positioner is through connecting handle I (1) and being connected handle II (5) and being connected with magnetic plugging mechanism by force, and the soft rubber sacculus (10) of magnetic plugging mechanism is connected with the pressure release deflector by force, the universal strong magnetic plugging device of formation risk source leakage self adaptation, wherein:

Described quick positioner be by pair of screws I (3) through universal servo-actuated hold-down ring (2) with connecting handle I (1) and being connected handle II (5) and being connected to formation;

Described strong magnetic plugging mechanism is with switching regulator permanent magnet (9), soft rubber sacculus (10) and contiguous block (7) formation that links together by tie bolt (8) up and down;

Described pressure release deflector is the central authorities' formation that is connected in soft rubber sacculus (10) by mozzle (11) and water conservancy diversion ball valve (4).

2. plugging device as claimed in claim 1 is characterized in that switching regulator permanent magnet (9) is to be made up of NdFeB material.

3. plugging device as claimed in claim 1 is characterized in that rubber sacculus (10) is to be processed by acidproof, alkaline-resisting or corrosion-resistant material.

4. one kind is used for the rapid plugging method that the universal strong magnetic plugging device of self adaptation is leaked in the described risk of claim 1 source; This method is that the switching regulator permanent magnet (9) that will connect handle I (1) one side earlier places by the leakage hole place of plug surface; Open magnet contactor, switching regulator permanent magnet (9) fixedly is adsorbed on by the plug surface, open water conservancy diversion ball valve (4); The bowl of soft rubber sacculus (10) is sealed (11-2) and places the leakage hole place; The switching regulator permanent magnet (9) that will connect handle II (5) one sides again places by position, plug surface, and universal servo-actuated hold-down ring (2) is pressed on the soft rubber sacculus (10), after open magnet contactor; Switching regulator permanent magnet (9) fixedly is adsorbed on by the plug surface, closes water conservancy diversion ball valve (4) during no leak and implement shutoff.

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