CN205716223U - Remove the auxiliary device of pipe perforation point anticorrosive coat - Google Patents
Remove the auxiliary device of pipe perforation point anticorrosive coat Download PDFInfo
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- CN205716223U CN205716223U CN201620243546.4U CN201620243546U CN205716223U CN 205716223 U CN205716223 U CN 205716223U CN 201620243546 U CN201620243546 U CN 201620243546U CN 205716223 U CN205716223 U CN 205716223U
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- main body
- auxiliary device
- pipe perforation
- perforation point
- position limiting
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Abstract
The utility model discloses a kind of auxiliary device removing pipe perforation point anticorrosive coat, belong to Oil & Gas Storage safe operation technical field.This auxiliary device includes the accommodation tube for accommodating pipe perforation point, at least one jack stand and for isolating the sealing device of pipeline drilling point, accommodation tube cover cap is above pipe perforation point, in at least one jack stand, all of jack stand is all fixing with the side of accommodation tube is connected, and sealing device is connected with the bottom of accommodation tube.The auxiliary device of the removal pipe perforation point anticorrosive coat that this utility model provides be can solve the problem that a large amount of economic losses caused by serial of methods such as employing blood pressure lowering stopping transportation, the temporary transient leak stopping of plugging and machinery removal anticorrosive coats after original oil and gas pipes is bored a hole and there is the problems such as bigger potential safety hazard；Can also temporarily cover under conditions of not blood pressure lowering and clasp leakage point, simultaneously because use rubber to carry out isolating seal at drilling point so that safety can be greatly improved.
Description
Technical field
This utility model relates to Oil & Gas Storage safe operation technical field, prevents particularly to removing pipe perforation point
The auxiliary device of rotten layer.
Background technology
During oil and gas pipes is runed for a long time, can inevitably occur that sudden oil and gas pipes is bored a hole
Problem.For this sudden oil and gas pipes perforation problem, conventional solution is wearing at oil and gas pipes
Plate is mended in hole means of spot welds leak stopping, but, seam leakage blinding mends plate can only preventing around leakage point (i.e. drilling point)
Rotten layer just can be carried out under conditions of having been removed by.And it is the most conventional in the method for existing removal anticorrosive coat
Method be after oil and gas pipes is carried out blood pressure lowering stopping transportation process, use plugging temporarily plug leak point,
The mode finally using machinery to remove anticorrosive coat removes the anticorrosive coat around leakage point.
The method of above-mentioned this removal anticorrosive coat carries out blood pressure lowering stopping transportation due to needs to oil and gas pipes, therefore will
The pipeline transportation of oil gas is caused substantial amounts of economic loss；And use plugging that drilling point is carried out temporarily
Leak stopping, easily causes bigger potential safety hazard, and produced plugging effect is excessively poor.
Utility model content
In order to solve at least one aspect of the above-mentioned problems in the prior art and defect, this utility model
Provide a kind of auxiliary device removing pipe perforation point anticorrosive coat.Described technical scheme is as follows:
A purpose of the present utility model there is provided a kind of auxiliary device removing pipe perforation point anticorrosive coat.
According to an aspect of the present utility model, it is provided that a kind of auxiliary dress removing pipe perforation point anticorrosive coat
Put, wherein, described auxiliary device include the accommodation tube for accommodating described pipe perforation point, at least one thousand
Jin ceiling hold and for isolating the sealing device of described pipe perforation point, described accommodation tube cover cap is at described pipeline
The top of drilling point, at least one jack stand described all of jack stand all with described accommodation tube
Side fixing connect, and described sealing device is connected with the bottom of described accommodation tube.
Specifically, described accommodation tube includes external drainage pipe nipple, spherical-zone shell and receiving main body, and described perforate is sealed
One end with described external drainage pipe nipple and receiving main body respectively, the two ends of head is connected, another of described receiving main body
End is connected with described sealing device.
Further, the shape of described external drainage pipe nipple and receiving main body is disposed as drum, described appearance
The inner chamber of main body received runs through described receiving main body along longitudinally, and is opening described in the connection of described receiving main body
It is provided with chamfering on one end of hole end socket.
Further, the shape of cross section of described spherical-zone shell is set to arch, and in described spherical-zone shell
The first opening for connecting it is provided with described external drainage pipe nipple, at the periphery of described spherical-zone shell at the heart
Being provided with the second opening, described second opening is arranged towards the inner chamber of described receiving main body.
Further, the shape of described first opening and the second opening is disposed as circle, and described first opens
Mouth and described second setting with opening opposite to each other, the diameter of described first opening draws outside described
The diameter of stream pipe nipple, and the diameter of described second opening is less than or equal to the internal diameter of described receiving main body.
Further, the outer surface away from one end of described spherical-zone shell of described external drainage pipe nipple is provided with
Screw thread.
Further, described screw thread is connected with nut cap.
Further, described screw thread is connected with the one end for the valve that controls drainage flow, described valve another
One end is connected with the rubber hose of the oil gas leaked for drain.
Specifically, described sealing device includes position limiting sealed assembly and the caulking gum being connected to each other, described limit
Position black box includes the first position limiting sealed block and the second position limiting sealed block that are fitted to each other, described first spacing
Sealing block is set in the inner chamber of described second position limiting sealed block and is formed for the ring accommodating described caulking gum
Shape annular seal space.
Further, the shape of described first position limiting sealed block and the second position limiting sealed block is disposed as cylindrical shape
Shape, and the most outwardly have annular flange flange, correspondingly institute on the top of the first position limiting sealed block
The top stating the second position limiting sealed block radially protrudes inwardly from formation annular protrusion.
Specifically, described annular flange flange and annular protrusion are fitted to each other formation for inserting described receiving main body
The annular spacing groove of bottom.
Further, the outside of described annular flange flange and the inwall matched in clearance each other of described receiving main body, institute
State the inner side of annular protrusion and the outer surface matched in clearance each other of described receiving main body, and described first spacing
The inner chamber of sealing block communicates with each other with described receiving body lumen.
Further, described caulking gum is shaped to cylindrical shape, and described caulking gum part is held
It is contained in described annular seal space.
Specifically, the one end at the close described position limiting sealed assembly of described caulking gum is provided with for inserting
The annular groove of the bottom of described receiving main body, described annular groove sets along the circumferential direction of described caulking gum
Put, the inner chamber of described caulking gum respectively with in the inner chamber of described position limiting sealed assembly and described receiving main body
Chamber communicates with each other.
Specifically, one end away from described position limiting sealed assembly of described caulking gum is shaped to and institute
State the arc saddle shapes that the radian of the pipeline at pipe perforation point matches, the inwall of described caulking gum and institute
Stating the outer surface matched in clearance of the first position limiting sealed block, the outer surface of described caulking gum seals with described second
The inwall matched in clearance of limited block.
Further, all of jack stand at least one jack stand described all with described receiving
The outer surface of main body is fixing to be connected, and the upper surface of described all of jack stand is respectively provided with for very heavy
The anticreep stopper slot matched in the bottom on top.
Further, described anticreep stopper slot is arranged on described very heavy topmast along the direction being perpendicular to longitudinally
On the upper surface of frame,
One end being connected with described receiving main body of described jack stand is provided with lateral collar extension, described
Lateral collar extension is shaped to the outer surface of arc, the radian of described lateral collar extension and described receiving main body
Radian matches.
Specifically, the inner surface of described lateral ring has inclined-plane, and on the lower surface of described jack stand
Being provided with at least one reinforcement, at least one reinforcement described, all of reinforcement is all along described jack
The short transverse of support faces away from the direction of described lower surface and extends.
Further, at least one jack stand described includes the first jack stand and the second very heavy topmast
Frame, described first jack stand and the second jack stand be arranged on the opposite sides of described receiving main body,
And described first and second jack stands are arranged at the middle part of described receiving main body.
The technical scheme that this utility model provides provides the benefit that:
(1) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides can solve the problem that original
After oil and gas pipes perforation, anticorrosive coat etc. is removed in temporary transient leak stopping and machinery by using blood pressure lowering stopping transportation, plugging
The problems such as the potential safety hazard that a large amount of economic losses that serial of methods is caused are bigger with existence；
(2) design of the auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides is based on rubber
The auxiliary device of compression seal creates conditions for removing anticorrosive coat, and this device can be in the condition of not blood pressure lowering
Lower temporarily cover clasps leakage point, simultaneously because use rubber to carry out isolating seal at drilling point, and its plugging effect
It is much better than the effect of the sub-leak stopping of timber wedge so that safety can be greatly improved；
(3) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides is by short at external drainage
Install valve and rubber hose on joint additional, the oil gas medium of pipe perforation point is drained to far-end, thus temporarily arranges
Solve the gas concentration of this drilling point, and then create the good environment of low gas concentration for leak stopping repairing；
(4) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides can repeatedly make
With, it is to avoid the material pollution on the environments such as the plugging discard after construction is sub, thus safer ring
Protect.
Accompanying drawing explanation
Fig. 1 is the auxiliary device removing pipe perforation point anticorrosive coat according to an embodiment of the present utility model
Perspective view；
Fig. 2 is the structural representation of the auxiliary device removing pipe perforation point anticorrosive coat shown in Fig. 1；
Fig. 3 is the structural representation of the external drainage pipe nipple being provided with nut cap shown in Fig. 1；
Fig. 4 is the structural representation of the receiving main body shown in Fig. 1；
Fig. 5 a is the structural representation of the position limiting sealed assembly shown in Fig. 2；
Fig. 5 b is the top view of the position limiting sealed assembly shown in Fig. 5 a；
Fig. 5 c is the sectional view obtained along the A-A line of cut shown in Fig. 5 b；
Fig. 6 a is the structural representation of the caulking gum shown in Fig. 2；
Fig. 6 b is the top view of the caulking gum shown in Fig. 6 a；
Fig. 6 c is the sectional view obtained along the B-B line of cut shown in Fig. 6 b；
Fig. 7 is the structural representation of the jack stand shown in Fig. 1；
Fig. 8 is the auxiliary device removing pipe perforation point anticorrosive coat being arranged at pipe perforation shown in Fig. 1
Structural representation.
Wherein, the auxiliary device of 100 removal pipe perforation point anticorrosive coats, 10 accommodation tubes, 11 external drainage pipe nipples,
111 nut caps, 12 spherical-zone shell, 121 first openings, 122 second openings, 13 receiving main bodys, 20,000
Jin ceiling hold, 21 anticreep stopper slots, 22 lateral collar extensions, 221 inclined-planes, 23 reinforcements, 25 first jack
Support, 26 second jack stands, 30 sealing devices, 31 position limiting sealed assemblies, 311 first position limiting sealeds
Block, 312 second position limiting sealed blocks, 313 annular seal spaces, 314 annular spacing grooves, 315 annular flange flange,
316 annular protrusion, 32 caulking gums, 321 annular grooves, 322 arc saddle shapes, 210 jack,
220 steel chains.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing to this
Utility model embodiment is described in further detail.
See Fig. 1, it illustrates the removal pipe perforation point anticorrosive coat according to an embodiment of the present utility model
Auxiliary device 100.Auxiliary device 100 includes the accommodation tube 10, at least for accommodating pipe perforation point
Individual jack stand 20 and for isolating the sealing device 30 of pipeline drilling point, accommodation tube 10 cover cap is at pipeline
The top of drilling point, at least one jack stand 20 all of jack stand 20 all with accommodation tube 10
Side fixing connect, and sealing device 30 is connected with the bottom of accommodation tube 10.
As in figure 2 it is shown, accommodation tube 10 includes external drainage pipe nipple 11, spherical-zone shell 12 and accommodates main body 13.
The two ends of spherical-zone shell 12 respectively with external drainage pipe nipple 11 and accommodate main body 13 one end is connected, receiving main body
The other end of 13 is connected with sealing device 30.In conjunction with shown in Fig. 1 to Fig. 3, external drainage pipe nipple 11 occupy
Except the top of the auxiliary device 100 of pipe perforation point anticorrosive coat, this external drainage pipe nipple 11 is hollow pipe nipple.
In an example of the present utility model, external drainage pipe nipple 11 is shaped to cylindrical shape, should
The inner chamber of external drainage pipe nipple 11 and spherical-zone shell 12 and the inner space of receiving main body 13.As it is shown on figure 3,
Being provided with screw thread on the outer surface of one end of the away from orifice end socket 12 of external drainage pipe nipple 11, this screw thread can
To be connected with nut cap 111.During use, the screw thread on external drainage pipe nipple 11 can tightening nuts lid 111 with shape
Become seal entirety, this screw thread can also externally be connected to control drainage flow valve (not shown) and for
The rubber hose (not shown) of the oil gas that drain is leaked, is connected this screw thread with one end of valve in use,
Afterwards the other end of valve is connected with rubber hose, thus can realize remote drain oil gas medium.
Shown in Fig. 1 and Fig. 2, spherical-zone shell 12 is directly at center on the basis of finished product pressure closure
Place's perforate, to form the first opening 121, is the most individually done reinforcement measure, but be must assure that and external drainage pipe nipple
The solderability of 11, so can enable the lower end of external drainage pipe nipple 11 be welded to connect with spherical-zone shell 12.
And owing to spherical-zone shell 12 is offering the first opening 121 for finished product end socket with external drainage pipe nipple 11 connecting place
The component formed, the first opening 121 therefore offered have impact on this finished product end socket itself integrity and
The reliability of intensity.I.e. when auxiliary device 100 cover is buckled on drilling point, due to the oil gas at this drilling point
All guided to accommodating in main body 13, so make the pressure in auxiliary device 100 constantly increase；And work as
When the pressure constantly risen reaches to a certain degree, due to offering of this first opening 121 so that the first opening
121 ambient intensity reduce, it is possible to cause occurring explosion etc. to destroy in this place.In order to avoid opening first
Explosion etc. is occurred to destroy problem, by the first opening of the lower end of external drainage pipe nipple 11 Yu spherical-zone shell 12 at Kou
121 are welded to one another and are integrated, owing to the lower end of external drainage pipe nipple 11 is thick, and the most not only external drainage pipe nipple 11
Bigger pressure can be born, and add the thickness of the tube wall around the first opening 121, draw the most outward
The stream unnecessary thickness of pipe nipple 11 the first opening 121 to spherical-zone shell 12 can also play intensity and supplements in turn
Effect, thus reduce the probability that the explosion that caused owing to constantly boosting destroys.As can be seen here, outward
Drain pipe nipple 11 not only self meets pressure vessel bearing requirements, and also with from reinforcement for openings effect, nothing
Reinforcement measure need to be done again on spherical-zone shell 12.
In another example of the present utility model, the shape of cross section of spherical-zone shell 12 is set to arch.Perforate
End socket 12 is by the inner space of the first opening 121 with external drainage pipe nipple 11, at the periphery of spherical-zone shell 12
Place is provided with the second opening 122, and the second opening 122 is arranged towards the inner chamber accommodating main body 13, the second opening
The periphery of 122 is welded to connect with accommodating main body 13, the inner chamber of such spherical-zone shell 12 and receiving main body 13
Inner chamber is sealingly coupled with each other.
In an also example of the present utility model, the shape of the first opening 121 and the second opening 122 is respectively provided with
For circle, and the first opening 121 is positioned opposite to each other with the second opening 122, the diameter of the first opening 121
Less than or equal to the diameter of external drainage pipe nipple 11, and the diameter of the second opening 122 is less than or equal to accommodating
The internal diameter of main body 13.In other words, can protrude inwardly from along circumferential direction on the periphery of spherical-zone shell 12
Forming annular nib, this annular nib is around forming the second opening 122, say, that if the second opening 122
Can realize communicating with each other the inner chamber of spherical-zone shell 12 and the inner chamber accommodating main body 13.The skill of this area
Art personnel are it will be appreciated that external drainage pipe nipple 11, spherical-zone shell the 12, first opening 121 and the second opening 122
Shape and size can be adjusted correspondingly according to actual needs, this example is only a kind of illustrative shows
Example, is not construed as a kind of restriction of the present utility model.
Shown in Fig. 1, Fig. 2 and Fig. 4, accommodating main body 13 is steel cylinder always, in this receiving main body 13
Connect and on one end of spherical-zone shell 12, make the chamfering that can weld with spherical-zone shell 12 in advance, but this receiving main body
The other end of 13 does not do chamfering, and this is to match for the ease of the annular groove 321 with caulking gum 32.?
In an example of the present utility model, accommodate main body 13 and be shaped to drum, certain this area skill
Art personnel are it will be appreciated that the shape accommodating main body 13 may be arranged as the open circles such as with both ends open
Spherical, hollow round table shape, sky cuboid or the hollow square bodily form etc., if can accommodate from
Oil gas in drilling point (i.e. leakage point).As shown in Figure 4, the inner chamber of main body 13 is accommodated along lengthwise side
To running through whole receiving main body, the diameter dimension of this cavity considers at least to accommodate the little valve installed on pipeline
The leakage of door, little joint etc., and the wall thickness design of this cavity needs to meet the design of pressure vessel pressure-bearing, and be somebody's turn to do
The material selection pressure vessel roll bending accommodating main body 13 rolls.Those skilled in the art are it is apparent that accommodate main body
The shape of 13 can select the most accordingly, and those skilled in the art are it is to be further understood that accommodate main
The material of body 13 selects pressure-resistant material, and this example is only a kind of illustrated examples, those skilled in the art
It is not construed as a kind of restriction of the present utility model.
Shown in Fig. 1 and Fig. 2, the bottom accommodating main body 13 is provided with sealing device 30, sealing device
30 include position limiting sealed assembly 31 and the caulking gum 32 being connected to each other.As illustrated in figs. 5 a-5 c, position limiting sealed
Assembly 31 includes the first position limiting sealed block 311 and the second position limiting sealed block 312 being fitted to each other, and first is spacing
Sealing block 311 is set in the inner chamber of the second position limiting sealed block 312 and is formed for accommodating caulking gum 32
Annular seal space 313.It is to say, position limiting sealed assembly 31 is inner and outer ring double-body bike, and inner and outer ring is with high
Spending the irregular bottom being welded in and accommodating main body 13, collectively form caulking gum 32 is multiple prefabricated spacing.
Shown in Fig. 2, Fig. 5 a and 5c, the first position limiting sealed block 311 and the second position limiting sealed block 312
Shape is disposed as cylindrical shape.On the top of the first position limiting sealed block 311 the most outwardly
There is annular flange flange 315, correspondingly, radially protrude inwardly from shape on the top of the second position limiting sealed block 312
Circularize protuberance 316.Annular flange flange 315 and annular protrusion 316 are fitted to each other around forming annular stop
Groove 314.In use, the bottom accommodating main body 13 is inserted in this annular spacing groove 314, makes first spacing
The inner chamber of sealing block 311 and the inner chamber accommodating main body 13 communicate with each other.
See Fig. 2, when the bottom accommodating main body 13 is inserted in annular spacing groove 314, annular flange flange 315
Outside with accommodate the inwall matched in clearance each other of bottom of main body 13, the inner side of annular protrusion 316 and appearance
Receive the outer surface matched in clearance each other of bottom of main body 13, accommodate bottom and the position limiting sealed of main body 13 afterwards
Assembly 31 is all fitted to each other with caulking gum 32 and is connected.In an also example of the present utility model, the first limit
The internal diameter of position sealing block 311 to ensure to accommodate the drilling point of the minor valve installed on pipeline, little joint etc. (i.e.
Leakage point), meanwhile, the outside dimension gap of the first position limiting sealed block 311 embeds the internal diameter accommodating main body 13
In so that the first position limiting sealed block 311 accommodates after main body 13 embedding, this first position limiting sealed block 311
Outer surface with accommodate main body 13 inner surface matched in clearance each other.Correspondingly, the second position limiting sealed block 312
External diameter can be coated with and limit the external diameter of caulking gum 32, the internal diameter gap of the second position limiting sealed block 312 simultaneously
It is matched with the external diameter accommodating main body 13.
Shown in Fig. 2 and Fig. 6 a, caulking gum 32 is the auxiliary device removing pipe perforation point anticorrosive coat
The direct seal member of 100, therefore the material of caulking gum 32 need to select resistant to elevated temperatures elastomeric material, so
It is possible to prevent after auxiliary device 100 is arranged on drilling point, the anticorrosive coat on pipeline is carried out machinery removal
Localized hyperthermia's impact on the sealing effectiveness of auxiliary device 100 produced by during.At this utility model
An example in, the shape and structure of caulking gum 32 is nearly concave hollow revolving meber, revolving meber most descend edge
For arc saddle, the radian of this arc saddle matches with the radian of the outer diameter tube bored a hole.
In other words, shown in Fig. 6 a-6c, caulking gum 32 is shaped to cylindrical shape.?
One end of the close position limiting sealed assembly 31 of caulking gum 32 is provided with for inserting the bottom accommodating main body 13
Annular groove 321, annular groove 321 along caulking gum 32 circumferential direction arrange；Caulking gum 32
The other end is shaped to arc saddle shapes 322, and this is provided with the end face of caulking gum of arc saddle shapes
Radian need to match with the radian of the pipeline at pipe perforation point, is so easy to be compacted at this caulking gum 32
On pipeline at pipe perforation point.
When accommodate main body 13 bottom from the top of position limiting sealed assembly 31 towards the first position limiting sealed block 311
Short transverse insert annular spacing groove 314 and after being contained in annular seal space 313, caulking gum 32
From the bottom of position limiting sealed assembly 31, the direction towards annular spacing groove 314 is inserted into annular seal space 313.
Now due to spacing to caulking gum 32 of annular flange flange 315 and annular protrusion 316 so that caulking gum
32 are only capable of being partially housed in annular seal space 313 and expose smaller part caulking gum 32 at position limiting sealed assembly
Outside 31, be so conducive to, on compacting pipeline at drilling point, thus to strengthen sealing effectiveness and safety.
After caulking gum 32 is partially inserted in annular seal space 313, make in annular seal space 313
The bottom accommodating main body 13 is inserted in annular groove 321.Now, the outer surface and of caulking gum 32
The inwall matched in clearance each other of two position limiting sealed blocks 312, the inwall of caulking gum 32 and the first limited block 311
Outer surface matched in clearance each other, and the inner chamber of caulking gum 32 respectively with the inner chamber of position limiting sealed assembly 31
Communicate with each other with the inner chamber accommodating main body 13.It can thus be seen that when manufacturing caulking gum 32, need to make
Must turn round hollow diameters (i.e. the internal diameter of caulking gum 32) guarantee to accommodate install on pipeline minor valve,
The drilling point of little joint etc., the external diameter of caulking gum 32 need to match with the internal diameter of the second position limiting sealed block 312,
And the size of annular groove 321 need to match with accommodating main body 13.
Shown in Fig. 1 and Fig. 2, the lateral surface accommodating main body 13 is provided with at least one very heavy topmast
Frame 20.Outside all of jack stand 20 at least one jack stand 20 is all with receiving main body 13
Surface is fixing to be connected, and the upper surface of all of jack stand 20 is respectively provided with for the bottom phase with jack
The anticreep stopper slot 21 coordinated.Anticreep stopper slot 21 is arranged on very heavy topmast along the direction being perpendicular to longitudinally
On the upper surface of frame 20.As it is shown in fig. 7, in one end being connected with receiving main body 13 of jack stand 20
On be provided with lateral collar extension 22.Lateral collar extension 22 is shaped to arc, the radian of lateral collar extension 22 with
The radian of the outer surface accommodating main body 13 matches.In another example of the present utility model, lateral collar extension 22
Inner surface there is inclined-plane 221, and on the lower surface of jack stand 20, be provided with at least one reinforcement
23, at least one reinforcement 23, all of reinforcement is all along the short transverse of jack stand 20 towards the back of the body
Extend from the direction of lower surface.Those skilled in the art are it will be appreciated that jack stand 20 could be arranged to 3
Individual, 5 or more, it is 1 that reinforcement can also be arranged as required to, 3 or more, this
Skilled person can be adjusted correspondingly as required, and this example is only a kind of illustrated examples, no
Should be understood to a kind of restriction of the present utility model.
In an also example of the present utility model, in order to make the phase of the auxiliary device 100 of removal pipe perforation point
To both sides uniform force, be so conducive to the sealing device 30 sealing to the pipeline at drilling point, the most at least
One jack stand 20 is set to the first jack stand 25 and the second jack stand 26.First is very heavy
Ceiling hold 25 is fixedly welded on relative the two of the middle part accommodating main body 13 with the second jack stand 26 such as wing
Side.Shown in Fig. 1 and Fig. 8, on the first jack stand 25 and top of the second jack stand 26
All corresponding with the bottom of jack 210, and it is provided with anticreep stopper slot 21 the most on an upper.The 1000th
The reinforcement of two right angled triangles it is provided with on the lower surface of jin ceiling hold 25 and the second jack stand 26
Muscle 23, two right-angle sides of reinforcement 23 respectively with the lower surface of jack stand and accommodating outside main body 13
Surface soldered connects.And first jack stand 25 and the second jack stand 26 lateral collar extension 22 with hold
The external diameter of main body 13 received matches, and the collar extension of upper surface of the close jack stand in lateral collar extension 22
Place is reserved with bevel for welding (i.e. inclined-plane 221).For the ease of jack stand being welded in receiving main body 13,
Therefore the material of jack stand need to select the solderable forging that intensity is high.
See Fig. 8, when using auxiliary device 100, the caulking gum 32 of auxiliary device 100 is compacted at
On pipeline at drilling point, make receiving main body 13 cover cap on drilling point (i.e. leakage point), afterwards by very heavy
Top 210 and this two pieces of steel chain 220 is additional acts on jack stand 20, so that whole auxiliary device 100
Stress equalization.After installing auxiliary device 100, mechanical system can be used to remove the anti-of pipe perforation point
Rotten layer, so can not only solve after original oil and gas pipes is bored a hole by using blood pressure lowering stopping transportation, plugging
Temporary transient leak stopping and machinery remove a large amount of economic losses that the serial of methods such as anticorrosive coat caused and exist bigger
The problem such as potential safety hazard；And owing to the removal anticorrosive coat that is set to of sealing device creates conditions so that auxiliary
Help device 100 temporarily can cover under conditions of not blood pressure lowering and clasp leakage point.When the oil gas accommodated in main body 13
When needing to be drained to far-end, it is also possible to install valve and rubber hose on external drainage pipe nipple additional, thus temporarily arrange
Solve the gas concentration of this drilling point, and then create the good environment of low gas concentration for leak stopping repairing.
The technical scheme that this utility model provides provides the benefit that:
(1) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides can solve the problem that original
After oil and gas pipes perforation, anticorrosive coat etc. is removed in temporary transient leak stopping and machinery by using blood pressure lowering stopping transportation, plugging
The problems such as the potential safety hazard that a large amount of economic losses that serial of methods is caused are bigger with existence；
(2) design of the auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides is based on rubber
The auxiliary device of compression seal creates conditions for removing anticorrosive coat, and this device can be in the condition of not blood pressure lowering
Lower temporarily cover clasps leakage point, simultaneously because use rubber to carry out isolating seal at drilling point, and its plugging effect
It is much better than the effect of the sub-leak stopping of timber wedge so that safety can be greatly improved；
(3) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides is by short at external drainage
Install valve and rubber hose on joint additional, the oil gas medium of pipe perforation point is drained to far-end, thus temporarily arranges
Solve the gas concentration of this drilling point, and then create the good environment of low gas concentration for leak stopping repairing；
(4) auxiliary device removing pipe perforation point anticorrosive coat that this utility model provides can repeatedly make
With, it is to avoid the material pollution on the environments such as the plugging discard after construction is sub, thus safer ring
Protect.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all should wrap
Within being contained in protection domain of the present utility model.
Claims (19)
1. the auxiliary device removing pipe perforation point anticorrosive coat, it is characterised in that
Described auxiliary device includes the accommodation tube for accommodating described pipe perforation point, at least one jack stand and for isolating the sealing device of described pipe perforation point, described accommodation tube cover cap is above described pipe perforation point, in at least one jack stand described, all of jack stand is all fixing with the side of described accommodation tube is connected, and described sealing device is connected with the bottom of described accommodation tube.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 1, it is characterised in that
Described accommodation tube includes external drainage pipe nipple, spherical-zone shell and receiving main body, the two ends of described spherical-zone shell respectively with described external drainage pipe nipple and accommodate main body one end be connected, the other end of described receiving main body is connected with described sealing device.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 2, it is characterised in that
The shape of described external drainage pipe nipple and receiving main body is disposed as drum, and the inner chamber of described receiving main body runs through described receiving main body along longitudinally, and is provided with chamfering on one end connecting described spherical-zone shell of described receiving main body.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 3, it is characterised in that
The shape of cross section of described spherical-zone shell is set to arch, and described spherical-zone shell center is provided with the first opening for connecting with described external drainage pipe nipple, being provided with the second opening at the periphery of described spherical-zone shell, described second opening is arranged towards the inner chamber of described receiving main body.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 4, it is characterised in that
The shape of described first opening and the second opening is disposed as circle, and described first opening and described second setting with opening opposite to each other, the diameter of described first opening is less than or equal to the diameter of described external drainage pipe nipple, and the diameter of described second opening is less than or equal to the internal diameter of described receiving main body.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 3, it is characterised in that
It is provided with screw thread on the outer surface away from one end of described spherical-zone shell of described external drainage pipe nipple.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 6, it is characterised in that
Described screw thread is connected with nut cap.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 6, it is characterised in that
Described screw thread is connected with one end of the valve for controlling drainage flow, and the other end of described valve is connected with the rubber hose of the oil gas leaked for drain.
9. according to the auxiliary device removing pipe perforation point anticorrosive coat according to any one of claim 2-8, it is characterised in that
Described sealing device includes position limiting sealed assembly and the caulking gum being connected to each other, described position limiting sealed assembly includes the first position limiting sealed block and the second position limiting sealed block being fitted to each other, and described first position limiting sealed block is set in the inner chamber of described second position limiting sealed block and is formed for the annular seal space accommodating described caulking gum.
The auxiliary device of removal pipe perforation point anticorrosive coat the most according to claim 9, it is characterised in that
The shape of described first position limiting sealed block and the second position limiting sealed block is disposed as cylindrical shape, and the most outwardly have annular flange flange, the top of the most described second position limiting sealed block radially to protrude inwardly from formation annular protrusion on the top of the first position limiting sealed block.
The auxiliary device of 11. removal pipe perforation point anticorrosive coats according to claim 10, it is characterised in that
Described annular flange flange and annular protrusion are fitted to each other and form the annular spacing groove of the bottom for inserting described receiving main body.
The auxiliary device of 12. removal pipe perforation point anticorrosive coats according to claim 10, it is characterised in that
The inwall matched in clearance each other of the outside of described annular flange flange and described receiving main body, the outer surface matched in clearance each other of the inner side of described annular protrusion and described receiving main body, and the inner chamber of described first position limiting sealed block communicate with each other with described receiving body lumen.
13. auxiliary device removing pipe perforation point anticorrosive coat according to claim 10, it is characterised in that
Described caulking gum is shaped to cylindrical shape, and described caulking gum is partially received in described annular seal space.
The auxiliary device of 14. removal pipe perforation point anticorrosive coats according to claim 9, it is characterised in that
The annular groove of bottom for inserting described receiving main body it is provided with in one end of the close described position limiting sealed assembly of described caulking gum, described annular groove is arranged along the circumferential direction of described caulking gum, and the inner chamber of described caulking gum inner chamber with the inner chamber of described position limiting sealed assembly and described receiving main body respectively communicates with each other.
The auxiliary device of 15. removal pipe perforation point anticorrosive coats according to claim 14, it is characterised in that
One end away from described position limiting sealed assembly of described caulking gum is shaped to the arc saddle shapes matched with the radian of the pipeline at described pipe perforation point, the inwall of described caulking gum and the outer surface matched in clearance of described first position limiting sealed block, the outer surface of described caulking gum and the described second inwall matched in clearance sealing limited block.
The auxiliary device of 16. removal pipe perforation point anticorrosive coats according to claim 9, it is characterised in that
All of jack stand at least one jack stand described is all fixing with the outer surface of described receiving main body to be connected, and the upper surface of described all of jack stand is respectively provided with the anticreep stopper slot for matching with the bottom of jack.
The auxiliary device of 17. removal pipe perforation point anticorrosive coats according to claim 16, it is characterised in that
Described anticreep stopper slot is arranged on the upper surface of described jack stand along the direction being perpendicular to longitudinally,
Being provided with lateral collar extension on one end being connected with described receiving main body of described jack stand, described lateral collar extension is shaped to arc, and the radian of described lateral collar extension matches with the radian of the outer surface of described receiving main body.
The auxiliary device of 18. removal pipe perforation point anticorrosive coats according to claim 17, it is characterised in that
The inner surface of described lateral collar extension has inclined-plane, and on the lower surface of described jack stand, it being provided with at least one reinforcement, the direction that at least one reinforcement described, all of reinforcement all faces away from described lower surface along the short transverse of described jack stand extends.
The auxiliary device of 19. removal pipe perforation point anticorrosive coats according to claim 16, it is characterised in that
At least one jack stand described includes the first jack stand and the second jack stand, described first jack stand and the second jack stand are arranged on the opposite sides of described receiving main body, and described first and second jack stands are arranged at the middle part of described receiving main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243546.4U CN205716223U (en) | 2016-03-28 | 2016-03-28 | Remove the auxiliary device of pipe perforation point anticorrosive coat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243546.4U CN205716223U (en) | 2016-03-28 | 2016-03-28 | Remove the auxiliary device of pipe perforation point anticorrosive coat |
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| Publication Number | Publication Date |
|---|---|
| CN205716223U true CN205716223U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620243546.4U Active CN205716223U (en) | 2016-03-28 | 2016-03-28 | Remove the auxiliary device of pipe perforation point anticorrosive coat |
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| CN (1) | CN205716223U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237956A (en) * | 2016-03-28 | 2017-10-10 | 中国石油天然气集团公司 | Remove the servicing unit of pipe perforation point anticorrosive coat |
| CN113531276A (en) * | 2020-04-22 | 2021-10-22 | 中国石油天然气集团有限公司 | Plugging device and plugging method for pipeline leakage |
-
2016
- 2016-03-28 CN CN201620243546.4U patent/CN205716223U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237956A (en) * | 2016-03-28 | 2017-10-10 | 中国石油天然气集团公司 | Remove the servicing unit of pipe perforation point anticorrosive coat |
| CN107237956B (en) * | 2016-03-28 | 2023-08-29 | 中国石油天然气集团公司 | Removing pipe perforation points auxiliary device of anticorrosive coating |
| CN113531276A (en) * | 2020-04-22 | 2021-10-22 | 中国石油天然气集团有限公司 | Plugging device and plugging method for pipeline leakage |
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