CN204504282U - A kind of instrument for perforate on pipeline - Google Patents

A kind of instrument for perforate on pipeline Download PDF

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Publication number
CN204504282U
CN204504282U CN201520071339.0U CN201520071339U CN204504282U CN 204504282 U CN204504282 U CN 204504282U CN 201520071339 U CN201520071339 U CN 201520071339U CN 204504282 U CN204504282 U CN 204504282U
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CN
China
Prior art keywords
pipe clamp
tube
holes
pipeline
perforate
Prior art date
Application number
CN201520071339.0U
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Chinese (zh)
Inventor
李其斌
王征
李刚
张霖
孙秋宸
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中核检修有限公司
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Application filed by 中核检修有限公司 filed Critical 中核检修有限公司
Priority to CN201520071339.0U priority Critical patent/CN204504282U/en
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Publication of CN204504282U publication Critical patent/CN204504282U/en

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Abstract

The utility model belongs to the technical field of nuclear power station maintenance.In order to very easily damage the problem of operating personnel when solving perforate on specialized fluids pipeline, the utility model proposes a kind of instrument for perforate on pipeline, this instrument comprises pipe clamp, lower pipe clamp, tube having holes, drainpipe and drill bit; The clamping face of described upper pipe clamp and lower pipe clamp is arc-shaped concave, and described upper pipe clamp and lower pipe clamp are flexibly connected; The middle part of described upper pipe clamp is provided with connecting hole, and described upper pipe clamp is connected with described tube having holes, and described connecting hole is communicated with described tube having holes; Described tube having holes is provided with ball valve, the diameter of the through hole of the spheroid of this ball valve and the equal diameters of described drill bit; Described drainpipe is connected with described tube having holes, and the connecting portion of described drainpipe and described tube having holes between described ball valve and upper pipe clamp, and described drainpipe is provided with drain valve.The utility model improves the security of pipeline tapping operation for the instrument of perforate on pipeline.

Description

A kind of instrument for perforate on pipeline

Technical field

The utility model belongs to the technical field of nuclear power station maintenance, is specifically related to a kind of instrument for perforate on pipeline.

Background technology

Usually a large amount of specialized fluids pipelines is had, the fluid for the radiation of high burn into height, band high temperature flowed in these specialized fluids pipelines, such as heavy water in nuclear power station and chemical plant.In the maintenance or process of technical of nuclear power station, often need specialized fluids pipeline tapping, although will by ducted for specialized fluids fluid expulsion before perforate, but the specialized fluids pipeline due to scene have that level is installed, have vertically arranged, also have tilt install, and installation position is equipped with height has low, than being easier to accumulation specialized fluids in the specialized fluids pipeline that such position is lower or the specialized fluids pipeline that level is installed.And operating personnel cannot judge the fluid whether containing the radiation of high burn into height, band high temperature in the position with pores of specialized fluids pipeline before perforate, if contain fluid, so during perforate, the fluid of the high burn into height radiation of accumulating, band high temperature can occur to reveal and even outwards can spray from tapping, pollute construction environment, and overflow splash operating personnel with it time can cause damage to operating personnel.

Utility model content

During in order to solve perforate on specialized fluids pipeline, the high burn into height radiation that specialized fluids pipeline tapping place is accumulated, the fluid of band high temperature occur to leak or spray and the problem of contaminated environment, infringement operating personnel, the utility model proposes a kind of instrument for perforate on pipeline, to avoid the ducted fluid of specialized fluids to cause damage to operating personnel, improve the security of construction.

The utility model comprises pipe clamp, lower pipe clamp, tube having holes, drainpipe and drill bit for the instrument of perforate on pipeline; The clamping face of described upper pipe clamp and lower pipe clamp is arc-shaped concave, and described upper pipe clamp and lower pipe clamp are flexibly connected; The middle part of described upper pipe clamp is provided with connecting hole, and described upper pipe clamp is connected with described tube having holes, and described connecting hole is communicated with described tube having holes; Described tube having holes is provided with ball valve, the diameter of the through hole of the spheroid of this ball valve and the equal diameters of described drill bit; Described drainpipe is connected with described tube having holes, and the connecting portion of described drainpipe and described tube having holes between described ball valve and upper pipe clamp, and described drainpipe is provided with drain valve; During use, described upper pipe clamp and lower pipe clamp holding card are being treated on perforate pipeline, and described drill bit inserts in the through hole of the spheroid of described ball valve and tube having holes and treats that perforate pipeline carries out perforate to described.

Wherein, the clamping face of described upper pipe clamp is provided with sealing gasket, and sealing pad is provided with anti-small opening, and the diameter of this anti-small opening is greater than the diameter of described drill bit, and described anti-small opening is communicated with the connecting hole of described upper pipe clamp.

Wherein, described upper pipe clamp and lower pipe clamp are bolted.

Wherein, the inwall of the free end of described tube having holes is provided with sealing ring.

Wherein, the free end port of described tube having holes is provided with annular end cap.

Wherein, described drill bit is provided with the first mark, this first distance being identified to the drill end of described drill bit equals the distance of free end port to ball valve of described tube having holes.

Wherein, described drill bit is provided with the second mark, the free end port that this second distance being identified to the drill end of described drill bit equals tube having holes to described in treat the distance treating the inwall of position of opening of perforate pipeline.

The utility model is for the beneficial effect of the instrument of perforate on pipeline:

Use this for the instrument of perforate on pipeline to pipeline tapping time, if contain specialized fluids in pipeline, after drill bit is extracted from boring, special flow is known from experience and is flow to along tube having holes, drainpipe and drain valve the returnable be placed under drainpipe outlet.Like this, operating personnel can control effectively to the flow direction of specialized fluids in Tapping procedures, to realize the safe retrieving to specialized fluids, improve the security of construction, avoid specialized fluids from tapping to outward leakage, and operating personnel are caused damage, polluted construction environment.After boring completes, operating personnel can judge the opportunity of closing ball valve according to the first mark, close ball valve in time, prevent having specialized fluids to follow drill bit when outwards extracting drill bit and flow out from the through hole of ball valve; According to the second mark, operating personnel can judge whether drill bit has got through the tube wall of pipeline, to prevent from getting through deeply to the tube wall of pipeline, fall into ducted iron filings amount when reducing perforate simultaneously.The sealing gasket that upper pipe clamp clamping face is arranged and pipeline close contact, can prevent specialized fluids from leaking outside from the gap between Shangguan's card and pipeline, thus prevent specialized fluids from polluting construction environment or damage operating personnel.The inwall of the free end of tube having holes is provided with sealing ring, thus makes drill bit seal with tube having holes to contact when carrying out perforate, outwards overflow to prevent specialized fluids from the gap between drill bit and tube having holes.

Accompanying drawing explanation

Fig. 1 is the schematic front view of the utility model for the instrument of perforate on pipeline;

Fig. 2 is the schematic top plan view of the instrument for perforate on pipeline shown in Fig. 1;

Fig. 3 is the structural representation of the drill bit in the instrument of perforate on pipeline shown in Fig. 1.

Detailed description of the invention

The instrument of the utility model for perforate on pipeline is introduced below in conjunction with accompanying drawing.

As depicted in figs. 1 and 2, the utility model comprises pipe clamp 13, lower pipe clamp 14, tube having holes 10, drainpipe 16 and drill bit 11 for the instrument of perforate on pipeline.The clamping face of upper pipe clamp 13 and lower pipe clamp 14 is arc-shaped concave, and the two ends of upper pipe clamp 13 and lower pipe clamp 14 are provided with screwed hole 18, and upper pipe clamp 13 and lower pipe clamp 14 are bolted.The middle part of upper pipe clamp 13 is provided with connecting hole 19, and upper pipe clamp 13 is connected with tube having holes 10, and connecting hole 19 is communicated with tube having holes 10; Tube having holes 10 is provided with ball valve 12, the diameter of the through hole of the spheroid of this ball valve 12 and the equal diameters of drill bit 11; The clamping face of upper pipe clamp 13 is provided with sealing gasket 15, sealing gasket 15 is provided with anti-small opening 20, the diameter of this anti-small opening 20 is greater than the diameter of drill bit 11, and anti-small opening 20 is communicated with the connecting hole 19 of upper pipe clamp 13, to prevent specialized fluids from upper pipe clamp 13 and excessive in treating between perforate pipeline gap.Drainpipe 16 is connected with tube having holes 10, and the connecting portion of drainpipe 16 and tube having holes 10 is between ball valve 12 and upper pipe clamp 13, drainpipe 16 is provided with drain valve 17.When using this instrument for perforate on pipeline, in through hole drill bit 11 being inserted the spheroid of ball valve 12 and tube having holes 10, to carry out perforate to pipeline.Wherein, tube having holes 10 pipeline section be positioned at above ball valve 12 is free end, and the inwall of free end is provided with sealing ring, such drill bit 11 inserts after in tube having holes 10, sealing ring is between drill bit 11 and tube having holes 10, to make drill bit 11 and tube having holes 10 be tightly connected, overflow from the free end of tube having holes 10 to prevent specialized fluids.Certainly, also can arrange annular end cap in the free end port of tube having holes 10 to overflow to prevent specialized fluids from the free end of tube having holes 10.Upper pipe clamp 13 can by being welded to connect with tube having holes 10.

As shown in Figure 3, drill bit 11 is provided with the first mark 21 and the second mark 22; First mark 21 equals the distance of free end port to ball valve 12 of tube having holes 10 to the distance of the drill end of drill bit 11; Second mark 22 equals tube having holes 10 free end port to the distance of the drill end of drill bit 11 is to the distance of inwall of pipeline treating perforate.

Use the utility model for the instrument of perforate on pipeline to pipeline tapping time, the first step, is buckled in upper pipe clamp 13 and lower pipe clamp 14 and treats on perforate pipeline, and make it be fixed on pipeline by bolt; Second step, placing container below drainpipe 16 also opens drain valve 17; 3rd step, inserts drill bit 11 in tube having holes 10, and passes the through hole of the spheroid of ball valve 12, is then connected with power drill by drill bit 11; 4th step, start power drill, power drill drives drill bit 11 to rotate to carry out perforate to pipeline, in the process of perforate, when the second mark 22 is alignd with the free end port of tube having holes 10, show that drill bit 11 has got through the tube wall of pipeline, close power drill and stop perforate, to prevent from getting through deeply the tube wall of pipeline, thus minimizing enters ducted iron filings amount; 5th step, disconnect the connection of drill bit 11 and power drill, slowly outwards drill bit 11 is extracted from tube having holes 10, if the specialized fluids at this moment contained in pipeline, then this special flow cognition is left in drainpipe 16 along tube having holes 10, and in the returnable that drain valve 17 flows to below drainpipe 16, thus realize the safe retrieving to specialized fluids, avoid specialized fluids that operating personnel are caused to damage, pollute construction environment; Outwards extracting in the process of drill bit 11, when the first mark 21 is alignd with the free end port of tube having holes 10, showing that drill bit 11 is extracted out from ball valve 12, close ball valve 12, follow drill bit 11 to prevent specialized fluids and flow out from the through hole of ball valve 12; 6th step, after drainpipe 16 no longer outwards discharges specialized fluids, unloads the instrument of the utility model for perforate on pipeline from pipeline, so far completes the perforate operation of pipeline.

Claims (7)

1. for an instrument for perforate on pipeline, it is characterized in that, comprise pipe clamp, lower pipe clamp, tube having holes, drainpipe and drill bit; The clamping face of described upper pipe clamp and lower pipe clamp is arc-shaped concave, and described upper pipe clamp and lower pipe clamp are flexibly connected; The middle part of described upper pipe clamp is provided with connecting hole, and described upper pipe clamp is connected with described tube having holes, and described connecting hole is communicated with described tube having holes; Described tube having holes is provided with ball valve, the diameter of the through hole of the spheroid of this ball valve and the equal diameters of described drill bit; Described drainpipe is connected with described tube having holes, and the connecting portion of described drainpipe and described tube having holes between described ball valve and upper pipe clamp, and described drainpipe is provided with drain valve; During use, described upper pipe clamp and lower pipe clamp holding card are being treated on perforate pipeline, and described drill bit inserts in the through hole of the spheroid of described ball valve and tube having holes and treats that perforate pipeline carries out perforate to described.
2. the instrument for perforate on pipeline according to claim 1, it is characterized in that, the clamping face of described upper pipe clamp is provided with sealing gasket, sealing pad is provided with anti-small opening, the diameter of this anti-small opening is greater than the diameter of described drill bit, and described anti-small opening is communicated with the connecting hole of described upper pipe clamp.
3. the instrument for perforate on pipeline according to claim 1 and 2, is characterized in that, described upper pipe clamp and lower pipe clamp are bolted.
4. the instrument for perforate on pipeline according to claim 1 and 2, is characterized in that, the inwall of the free end of described tube having holes is provided with sealing ring.
5. the instrument for perforate on pipeline according to claim 1 and 2, is characterized in that, the free end port of described tube having holes is provided with annular end cap.
6. the instrument for perforate on pipeline according to claim 1 and 2, is characterized in that, described drill bit is provided with the first mark, and this first distance being identified to the drill end of described drill bit equals the distance of free end port to ball valve of described tube having holes.
7. the instrument for perforate on pipeline according to claim 1 and 2, it is characterized in that, described drill bit is provided with the second mark, the free end port that this second distance being identified to the drill end of described drill bit equals tube having holes to described in treat the distance treating the inwall of position of opening of perforate pipeline.
CN201520071339.0U 2015-01-30 2015-01-30 A kind of instrument for perforate on pipeline CN204504282U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520071339.0U CN204504282U (en) 2015-01-30 2015-01-30 A kind of instrument for perforate on pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520071339.0U CN204504282U (en) 2015-01-30 2015-01-30 A kind of instrument for perforate on pipeline

Publications (1)

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CN204504282U true CN204504282U (en) 2015-07-29

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051225A (en) * 2016-07-21 2016-10-26 上海佳革智能科技有限公司 Sealing device for drilling drainage maintenance for C-shaped ring of nuclear evaporator, and drainage method thereof
CN106041162A (en) * 2016-07-21 2016-10-26 上海佳革智能科技有限公司 Drilling drainage device for maintenance for nuclear evaporator, and drilling drainage method thereof
CN107030312A (en) * 2017-06-07 2017-08-11 四川省守望信息科技有限责任公司 The urgent boring method of radioactive fluid pipeline
CN107195344A (en) * 2017-06-07 2017-09-22 四川行之智汇知识产权运营有限公司 Device for nuclear power station specialized fluids pipeline tapping
CN107262780A (en) * 2017-06-07 2017-10-20 四川行之智汇知识产权运营有限公司 A kind of instrument of nuclear power station pipeline perforate
CN108772899A (en) * 2018-05-22 2018-11-09 芜湖君如保温材料有限公司 A kind of middle part boring device of utilidor

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051225A (en) * 2016-07-21 2016-10-26 上海佳革智能科技有限公司 Sealing device for drilling drainage maintenance for C-shaped ring of nuclear evaporator, and drainage method thereof
CN106041162A (en) * 2016-07-21 2016-10-26 上海佳革智能科技有限公司 Drilling drainage device for maintenance for nuclear evaporator, and drilling drainage method thereof
CN106041162B (en) * 2016-07-21 2018-07-17 上海佳革智能科技有限公司 Punching drainage device and its punching drainage method for nuclear power evaporator repair
CN107030312A (en) * 2017-06-07 2017-08-11 四川省守望信息科技有限责任公司 The urgent boring method of radioactive fluid pipeline
CN107195344A (en) * 2017-06-07 2017-09-22 四川行之智汇知识产权运营有限公司 Device for nuclear power station specialized fluids pipeline tapping
CN107262780A (en) * 2017-06-07 2017-10-20 四川行之智汇知识产权运营有限公司 A kind of instrument of nuclear power station pipeline perforate
CN108772899A (en) * 2018-05-22 2018-11-09 芜湖君如保温材料有限公司 A kind of middle part boring device of utilidor

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