CN2818998Y - Drainage jig of finished oil pipeline leakage - Google Patents

Abstract

The utility model relates to a drainage clamping device for finished oil pipeline leakage, which is used for first-aid repair of the finished oil pipeline leakage, and the utility model belongs to the technical field of pipeline systems. The utility model is composed of a drainage cover [1], a clamping band [13] and a drainage high pressure rubber pipe [8], wherein the clamping band [13] passes by an oil pipeline [14], penetrates through a hole in a mode that both ends of the clamping band [13] are upward, wherein the hole is arranged on the lower part of the drainage cover [1] which is buckled on a leakage hole of the oil pipeline [14], and the clamping band [13] is screwed by nuts; besides, a screw hole arranged on the top of the drainage cover [1] is connected with a three-way pipe joint [10] and a high pressure rubber pipe joint and then connects the drainage high pressure rubber pipe [8] to an oil storage tank inlet [4]. The bottom of the bell-shaped drainage cover [1] is saddle-shaped and is provided with a drainage cover sealing ring [15]; the bottom edge of the drainage cover [1] is outwards overturned to form an omega shape and forms a right angle with an axle line of the drainage cover [1]; two folding edges at the lower part of a saddle-shaped flanging are respectively provided with a plurality of holes which are connected with the clamping band [13]. The clamping device of the utility model has the advantages of simple structure, high practicality, effective drainage, high reliability and high safety, besides, the utility model has important meaning to the first-aid repair of the finished oil pipeline leakage.

Description

The drainage anchor clamps of leakage of finished oil pipeline

Technical field

The utility model is the drainage anchor clamps behind the leakage of finished oil pipeline.Relate to the pipe-line system technical field.

Background technique

Processed oil pipeline is different with crude oil pipeline, not only its working pressure is big, and because flowability, volatility, flammability and the explosion hazard of product oil all are higher than crude oil, so once the pipeline leakage accident takes place, its harmfulness and risk are very big, if leaking in a large number, not effectively control and leak stopping means in the short time that leakage accident takes place, product oil cause the possibility of secondary disaster generations such as on fire, blast and environmental pollution very big.But particularity because of product oil, the control after it leaks and the damage repair technology of leakage stopping technology and Technique of Crude Oil Transport Pipeline Leak have a great difference, can not directly carry out the drainage shutoff, must leak product oil and control shutoff more earlier, can control leakage effectively, safely be the primary and crucial of repairing, wherein needs reliable drainage device certainly.

The model utility content

The purpose of this utility model is the drainage anchor clamps of effective, reliable, the safe leakage of finished oil pipeline of a kind of leakage of finished oil pipeline repairing of design.

The utility model is according to the particularity of processed oil pipeline and the control to leaking that at first will solve, the formation of the drainage anchor clamps that propose as shown in Figure 1, it is made up of drainage hood 1, clip 13 and drainage high-pressure rubber pipe 8, drainage hood 1 is buckled on the pipe leakage point, walk around oil transport pipeline 14 and two ends by clip 13 and be upward through hole on the drainage hood 1 lower edge flanging, twist admittedly with nut 20, drainage hood 1 top is porose even to connect high-pressure rubber pipe 8 to oil storage tank import 4 behind the high-pressure rubber hose coupling 6.Specifically be that the external three-way union 10 that is lined with seal ring 5 of screw is arranged at bell drainage hood 1 top, three-way union 10 connects pressure gauge 12 after upwards connecing pressure meter switch 11, another of three-way union 10 connects high-pressure rubber hose coupling 6 backs and connects the many high-pressure rubber pipes 8 that are connected in series by quick release coupling 9, drainage hood 1 (is seen Fig. 2, Fig. 3 and Fig. 4) bottom is for the shape of a saddle and be added with drainage hood seal ring 15, the base outward flanging becomes " Ω " shape and meets at right angles with drainage hood 1 medial axis, the hole that a plurality of jointing clips 13 are respectively arranged on the flanging of shape of a saddle flange two bottoms, periphery at drainage hood 1 middle part is connected two to the every side in the both sides that attachment hole should be arranged and encircles ear, wears waddy when praising drainage hood 1 and uses.Clip 13 is many, its number is 2 multiple or 3 multiple, every clip 13 curves " U " shape by Ribbon Steel and two ends are fixed with screw rod, per 2 or 3 clips 13 laterally are connected side by side at a certain distance the hole of the screw rod that per 2 clips 13 distance at interval will make the termination on 1 liang of side edgefold of drainage hood with 3～5 section strip steel sections every certain intervals.In order to reduce the pressure in the drainage process, high-pressure rubber pipe 8 in drainage also is being serially connected with throttle valve 7 near drainage hood 1 place, the termination that enters at high-pressure rubber pipe 8 after the oil storage tank import 4 of oil storage tank 3 is connected to out oil dashpot 2 (seeing Fig. 5, Fig. 6), this goes out oil dashpot 2 is rubber hose coupling 16 to be arranged and having two rows to the large diameter buffer tube 18 evenly and to the pore of oily flow path direction sweepforward through connecting transition bench 17,4 holes of every row are evenly arranged for 90 ° by the interval, interlace between two rounds 45 °, go out oil dashpot 2 and make by engineering plastics.1 end of drainage hood, become the shape of a saddle can make it be buckled in coincide on the pipeline good, is convenient to sealing.For safety, promptly avoid just in case the particularly collision that meets accident of stolen punch device and the danger that produces spark of drainage anchor clamps and pipeline and annex thereof or ground, drainage hood 1 employing nonmetallic material are exactly desirable material as engineering plastics, both can satisfy the intensity needs, and be easy to again be shaped.Clip 13 is a steel appearance kiss-coating, and the helical thread portion at its two ends can not kiss-coating, wants significant care when nutting 20.These anchor clamps are when the repairing operation, and the pressure reduction when drainage in order to accelerate the speed of drainage, also can connect a hand-hydraulic pump to fuel tank or other containers among the high-pressure rubber pipe 8 of drainage.

Description of drawings

The overall pie graph of Fig. 1 leakage of finished oil pipeline drainage anchor clamps

Fig. 2 drainage hood front view

Fig. 3 drainage hood worm's eye view

Fig. 4 drainage hood side view

Fig. 5 goes out the oil dashpot front view

Fig. 6 goes out the oil dashpot side view

Wherein

1-drainage hood 2-goes out oil dashpot

The import of 3-oil storage tank 4-oil storage tank

5-seal ring 6-high-pressure rubber hose coupling

7-throttle valve 8-high-pressure rubber pipe

9-quick release coupling 10-three-way union

11-pressure meter switch 12-pressure gauge

13-clip 14-oil transport pipeline

15-drainage hood seal ring 16-rubber hose coupling

17-connects transition bench 18-buffer tube

19-oil outlet 20-nut

Embodiment

Embodiment. can illustrate with this example how the utility model is implemented.This example is at Φ 425mm, long 500m, working pressure 10Mpa, carries the repairing example of the simulated leakage experiment of doing on the open-air circuit of waveform of No. 93 gasoline.There is block valve at these circuit two ends, have welded band at middle lowest part and have pressed perforating device, and its high 300mm, outline diameter 240mm do not connect valve on this device, and this perforating device leaks.Leak to take place to be found by the operations staff after 1 minute that give the alarm immediately and send and close the two ends block valve, repairing troop was on the scene in the time of 5 minutes.Through 2 minutes preparations and other work, prepare to begin to install the drainage anchor clamps, leak oil spurts and highly still have 8m this moment.From standby drainage anchor clamps, selected a tool, its key dimension: drainage hood 1 external diameter 300mm, interior high 310mm, cover wall thickness 20mm, cover top screw Φ 50mm, the three-way union 10 of joining outward is pipe joint 42, it is the ring ear of 100mm that cover middle part periphery is fixed with 4 ring internal diameters, and two flangings of the cover end " Ω " shape are 500 * 60mm, and the hole of equally distributed each 4 Φ 20mm is arranged on it, along the drainage hood seal ring 15 that is stained with rubber, drainage hood 1 used material is a nylon in the cover end shape of a saddle; Totally 4 of clips 13 are " U " shape, and every is the kiss-coating band steel of wide 40mm, long 1000mm, and two ends respectively are welded with the long screw rod of M20mm, long 50mm, and other has 8 on M20mm nut.The high-pressure rubber pipe 8 of drainage is a Φ 50mm rubber pipe, it is withstand voltage to be 9Mpa, the quick release coupling 9 that connects between many high-pressure rubber pipes 8 is selected A31.5 for use, the throttle valve 7 that connects in the pipeline is selected M=52 * 2 for use, the valve of P=9.0Mpa, high-pressure rubber pipe 8 puts in the oil dashpot 2 that goes out that oil storage tank import 4 inner end heads connect and is of a size of: rubber hose coupling 16 is M52 * 2, internal diameter Φ 32mm, buffer tube 18 external diameter 200mm, internal diameter 188mm, length overall 690mm, 8 oil outlets 19 of two rows are external diameter 50mm on the buffer tube 18, internal diameter 38mm, the short tube that sweepforward is 45 °, the first array pitch rubber hose coupling, 16 outer end 265mm, second array pitch, the first row 100mm.Also be serially connected with hydraulic hand-pump in addition, the model of hydraulic hand-pump is the MS-25 type, and the high-pressure rubber pipe 8 of drainage is received on 10 tons the fuel tank.After all preparatory works perform, these drainage anchor clamps are praised to the leakage point top by many people, steadily aim at the leakage point button of staying, buckle well the back and under the prerequisite that presses, install, tighten clip 13 immediately, the drainage anchor clamps are fixed on the pipeline 14 of leakage tightly, open throttle valve 7 drainages,, can shake the hydraulic hand-pump reinforcing and take out when the pressure of pipeline internal leakage hour.When oil is full in fuel tank, in the oil transport pipeline 14 last oil seldom, leakage point can not outbound flow oil, drainage finishes, repairing changes next step over to.Experimental results show that these anchor clamps are effective, reliable to the drainage of leakage of finished oil pipeline, safety, easy and simple to handle, can satisfy the requirement of repairing operation.

As seen, the utility model is simple in structure, practicality, and drainage is effective, reliable, safety, and leakage of finished oil pipeline repairing operation is had important practical sense.

Claims (5)

1. the drainage anchor clamps of a leakage of finished oil pipeline, it is characterized in that it is made up of drainage hood [1], clip [13] and drainage high-pressure rubber pipe [8], clip [13] is walked around hole that oil transport pipeline [14] and two ends are upward through drainage hood [1] bottom that is buckled on oil transport pipeline [14] leakage point and is twisted admittedly with nut [20], and drainage hood [1] top is porose to connect high-pressure rubber pipe [8] to oil storage tank import [4] after connecting high-pressure rubber hose coupling [6].

2. the drainage anchor clamps of leakage of finished oil pipeline according to claim 1, it is characterized in that the external three-way union [10] that is lined with seal ring [5] of screw is arranged at bell drainage hood [1] top, three-way union [10] connects pressure gauge [12] after upwards connecing pressure meter switch [11], another of three-way union [10] connects high-pressure rubber hose coupling [6] back and connects the many high-pressure rubber pipes [8] that are connected in series by quick release coupling [9], drainage hood [1] bottom is for the shape of a saddle and be added with drainage hood seal ring [15], end outward flanging becomes " Ω " shape and meets at right angles with drainage hood [1] axis, the hole that a plurality of jointing clips [13] are respectively arranged on the flanging of shape of a saddle flange two bottoms, the periphery at drainage hood [1] middle part respectively is connected two to the both sides that attachment hole should be arranged and encircles ear.

3. the drainage anchor clamps of leakage of finished oil pipeline according to claim 1 and 2, it is characterized in that described clip [13] is many, its number is 2 multiple or 3 multiple, every clip [13] curves " U " shape by Ribbon Steel and two ends are fixed with screw rod, per 2 or per 3 clips [13] laterally are connected side by side at a certain distance the hole of the screw rod that per 2 clips [13] distance at interval will make the termination on drainage hood [1] two side edgefold with 3～5 section strip steel sections every certain intervals.

4. the drainage anchor clamps of leakage of finished oil pipeline according to claim 1 and 2, the close drainage hood [1] that it is characterized in that the high-pressure rubber pipe [8] many drainages locates also to be serially connected with throttle valve [7], and the termination after high-pressure rubber pipe [8] enters oil storage tank import [4] is connected to out oil dashpot [2], this goes out oil dashpot [2] is rubber hose coupling [16] to be arranged and having the even pore to oily flow path direction sweepforward of two rows through connecting transition bench [17] to large diameter buffer tube [18], 4 holes of every row are evenly arranged for 90 ° by the interval, interlace between two rounds 45 °, go out oil dashpot [2] and make by engineering plastics.

5. the drainage anchor clamps of leakage of finished oil pipeline according to claim 1 and 2, the material that it is characterized in that drainage hood [1] is engineering plastics, clip [13] is the outer kiss-coatings of steel.

Images