CN103076145A - Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe - Google Patents
Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe Download PDFInfo
- Publication number
- CN103076145A CN103076145A CN2013100035561A CN201310003556A CN103076145A CN 103076145 A CN103076145 A CN 103076145A CN 2013100035561 A CN2013100035561 A CN 2013100035561A CN 201310003556 A CN201310003556 A CN 201310003556A CN 103076145 A CN103076145 A CN 103076145A
- Authority
- CN
- China
- Prior art keywords
- clamping
- clamping fixture
- sealing cap
- stifled
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The invention relates to an airtightness detection device for a pipe piece of a steel-in-steel high-temperature steam insulating pipe. The device comprises a clamping apparatus moving platform, a clamping apparatus arranged on the clamping apparatus moving platform and a sealing cap arranged on the clamping apparatus moving platform through a sealing cap moveable frame. The clamping apparatus is provided with a hydraulic clamping device, and the sealing cap is provided with a hydraulic fastening device and a sealing gasket sealing device. A high-temperature steam pipe outer protective pipe and the sealing gasket are tightly combined through the hydraulic fastening device to realize the sealing effect, so that the airtightness detection of the pipe piece of the high-temperature steam insulating pipe is realized. The device provided by the invention is simple in structure and convenient to operate, the blank of the airtightness detection device for the pipe piece of the steam insulating pipe does not exist, so that the airtightness detection efficiency is improved.
Description
Technical field
The present invention relates to a kind of steel sleeve steel high temperature steam pipe insulating tube airtight detecting apparatus, belong to field of engineering technology.
Background technology
Along with the development of central heating, (＜1.6MPa) water vapour thermal source has been released the prefabricated steam high-temperature pipe of direct burial for more effective conveying high temperature (150 ℃-350 ℃) low pressure.The prefabricated steam high-temperature pipe of this direct burial is to be made of inner sleeve and overcoat steel bushing with heat-insulation layer.Existing airtight pressurizing mode is suppressed for the annular blind plate sealing of welding, causes the great deal of steel waste, and the end socket of pipe fitting pattern is caused to a certain degree impact.
Because the complex structure of high-temperature pipe, the kind pattern of pipe fitting is various, for guaranteeing the welding quality of each pipe fitting, with regard to needing various pipe fittings is carried out airtight detection, for adapting to the requirement of various different pipe fittings, needs design and makes a kind of special airtight detecting apparatus.
Summary of the invention
Purpose of the present invention solves the airtight test problems of steel sleeve steel high-temperature steam insulating tube pipe fitting, provide a kind of for improving the quality of products, reduce cost, the steel sleeve steel high-temperature steam insulating tube pipe fitting airtight detecting apparatus of raising the efficiency is filled up the blank of steam insulation pipe pipe fitting airtight detecting apparatus.
Steel sleeve steel high-temperature steam insulating tube pipe fitting airtight detecting apparatus provided by the invention comprises, the clamping fixture mobile platform, the clamping fixture that arranges on the clamping fixture mobile platform, and the sealing cap that arranges by the stifled traversing carriage of sealing cap on the clamping fixture mobile platform is stifled; Described clamping fixture comprises two semi arch steel rings, respectively there is an outwards clamping edge of turnover at the two ends of semi arch steel ring, semi arch steel ring and clamping are fixed with two semicircle ring stiffener plates respectively along both sides, clamping respectively has a clamping fixture clamping cylinder piston hole along upper, the clamping fixture clamping cylinder is separately fixed at strengthens the gusset two ends, the piston rod of clamping fixture clamping cylinder passes for first circular arc steel ring of control and the lifting of strengthening gusset from described clamping fixture clamping cylinder piston hole, realizes the up and down clamping of clamping fixture; Described sealing cap blocking package is drawn together a ring seal disk, the sealed disc inner edge is connected with tubular annular seal space inwall, gusset formed annular seal space after tubular annular seal space rear inner wall was fixed with annular seal space, be provided with on the gusset behind the annular seal space and suppress pressure tap, the ring seal disk is provided with the sealing gasket groove near the inner edge place, offer simultaneously the stifled clamping cylinder piston hole of 3 or 4 sealing caps on the ring seal disk, the stifled clamping cylinder piston rod of sealing cap is passed by the stifled clamping cylinder piston hole of sealing cap, the reinforcement gusset of the end of described piston rod and clamping fixture is fixed, the adjustment of distance between realization clamping fixture and sealing cap are stifled.
Described clamping fixture can be weldingly fixed on the clamping fixture mobile platform by strengthening gusset.Step up the inside diameter ranges of semi arch steel ring of jig at 219mm-1420mm.The stifled annular seal space inside diameter ranges of described sealing cap is at 57mm-1020mm.
Pulley or slide rail are installed below the clamping fixture mobile platform, are used for realizing the movement of clamping fixture.Below the stifled traversing carriage of described sealing cap pulley or slide rail are installed equally, are used for realizing that sealing cap gets lodged in the movement on the clamping fixture mobile platform.The outer pillar position of clamping fixture mobile platform control clamping fixture clamping pipe fitting, the distance between the stifled traversing carriage control clamping fixture of sealing cap and sealing cap are stifled.
Place fastening steel ring between the semi arch steel ring of the outer pillar of steel sleeve steel high temperature steam pipe pipe fitting and clamping fixture, prevent the destruction of the concentrated external pillar of weld stress.The semi arch steel ring of different size, fastening steel ring from large to little successively by bolted in the semi arch steel ring of clamping fixture, be used for and clamp the outer pillar of steel sleeve steel high temperature steam pipe pipe fitting cooperating.
Sealing gasket in the sealing gasket groove that arranges on the outer pillar termination of pipe fitting and the ring seal disk is combined closely, the displacement that the stifled clamping cylinder of sealing cap produces is transmitted by traversing carriage, the stifled traversing carriage of sealing cap moves by the default track on the clamping fixture mobile platform, and sealing cap is stifled to block up traversing carriage by being welded to connect with sealing cap.
Advantage of the present invention and good effect:
The present invention has simple in structure, improve the characteristics such as steam fittings production efficiency and quality, overcome and welded annular blind plate sealing and suppress the complexity of process, unsafe factor, satisfied technique, the quality requirements of steam pipe pipe fitting, and the pipe fitting that is applicable to different size tubing is suppressed use.
Description of drawings
Fig. 1 steel sleeve steel high-temperature steam of the present invention insulating tube pipe fitting airtight detecting apparatus structural representation;
Fig. 2 is the stifled front view of sealing cap;
Fig. 3 is the semisectional view of the stifled right view of sealing cap;
Fig. 4 is that the master of clamping fixture looks cut-open view;
Fig. 5 is the semisectional view of the right view of clamping fixture.
Among the figure, 1 clamping fixture, 2 clamping fixture clamping cylinders, 3 clamping fixture mobile platforms, 4 sealing caps block up clamping cylinder, 5 sealing caps are stifled, 6, sealing cap blocks up traversing carriage, 7 sealed discs, 8 sealing gasket grooves, 9 annular seal spaces, gusset behind 10 annular seal spaces, 11 suppress pressure tap, 12 sealing caps block up the clamping cylinder piston hole, stifled the blocking up between traversing carriage with sealing cap of 13 sealing caps strengthened gusset, first circular arc connecting hole of 14 clamping fixtures, 15 clamping fixtures are strengthened gusset, 16 clamping fixture liftings are blocked up the movable duct of clamping cylinder piston rod with sealing cap, 17 clamping fixture clamping cylinder piston holes, 18 sealing caps block up clamping cylinder piston rod fixed orifice.
Provide specific embodiment below in conjunction with accompanying drawing, further specify the present invention and how to realize.
Embodiment
Embodiment 1:
As shown in Figure 1, steel sleeve steel high-temperature steam insulating tube pipe fitting airtight detecting apparatus provided by the invention comprises, clamping fixture mobile platform 3, the clamping fixture 1 that arranges on the clamping fixture mobile platform, and the sealing cap stifled 5 that arranges by the stifled traversing carriage 6 of sealing cap on the clamping fixture mobile platform.Be provided with clamping fixture clamping cylinder 2 on the clamping fixture, by clamping fixture clamping cylinder 2 the pipe fitting outer tube be fixed.Horizontal direction by clamping fixture mobile platform 3 moves, so that clamping fixture 1 is fixed steel sleeve steel high temperature steam pipe pipe fitting steel outer casing in place.
Sealing cap blocks and is provided with the stifled clamping cylinder 4 of sealing cap, the adjustment of distance between realization clamping fixture and sealing cap are stifled.Horizontal direction by the stifled traversing carriage 6 of sealing cap moves so that sealing cap stifled 5 seals the outer pillar enclosed space of steel sleeve steel high temperature steam pipe pipe fitting, finishes the airtight detection of high-temperature pipe.
Sealing cap is stifled as shown in Figures 2 and 3, comprise a ring seal disk 7, the sealed disc inner edge is connected with tubular annular seal space inwall, gusset 10 formed annular seal space 9 after tubular annular seal space rear inner wall was fixed with annular seal space, be provided with on the gusset behind the annular seal space and suppress pressure tap 11, the ring seal disk is provided with sealing gasket groove 8 near the inner edge place, offer simultaneously the stifled clamping cylinder piston hole 12 of 3 or 4 (the present embodiment is 4) sealing caps on the ring seal disk, the piston rod of the stifled clamping cylinder 4 of sealing cap is passed by the stifled clamping cylinder piston hole 12 of sealing cap, the reinforcement gusset of the end of described piston rod and clamping fixture is fixed, the adjustment of distance between realization clamping fixture and sealing cap are stifled.Sealing cap stifled with the stifled traversing carriage of sealing cap between also be provided with reinforcement gusset 13.
Wherein, sealed disc 7 by the to-and-fro movement of the piston rod of the stifled clamping cylinder 4 of sealing cap close/away from the high temperature steam pipe end socket of pipe fitting, reach sealing effectiveness by the sealing gasket at sealing gasket groove 8 places and the close contact of outer pillar termination, suppress test by suppressing pressure tap 11, suppress pressure tap 11 outsides and be connected to unidirectional pump-up device and pressure meter device.
Clamping fixture as shown in Figure 4 and Figure 5, comprise two semi arch steel rings, have semi arch connecting hole 14 on the semi arch steel ring, respectively there is an outwards clamping edge of turnover at the two ends of semi arch steel ring, semi arch steel ring and clamping are fixing with two semicircle ring stiffener plates 15 respectively along both sides, clamping respectively has a clamping fixture clamping cylinder piston hole 17 along upper, clamping fixture clamping cylinder 2 is separately fixed at strengthens the gusset two ends, the piston rod of clamping fixture clamping cylinder passes for first circular arc steel ring of control and the lifting of strengthening gusset from described clamping fixture clamping cylinder piston hole 17, realizes the up and down clamping of clamping fixture.
Offer simultaneously the clamping fixture lifting on the reinforcement gusset 15 of the clamping fixture first half with the movable duct 16 of the stifled clamping cylinder piston rod of sealing cap, in order to make the piston rod of the stifled clamping cylinder 4 of sealing cap can be in the movable duct 16 interior movements of piston rod.Offer simultaneously the stifled clamping cylinder piston rod fixed orifice 18 of sealing cap on the reinforcement gusset 15 of clamping fixture Lower Half, be used for the piston rod of the stifled clamping cylinder 4 of fixing seal cap.The clamping fixture lifting equates with the quantity of the stifled clamping cylinder piston hole 12 of sealing cap with the quantity sum of the stifled clamping cylinder piston rod fixed orifice 18 of sealing cap with the quantity in the movable duct 16 of the stifled clamping cylinder piston rod of sealing cap.
Wherein, connect different-diameter overcoat jig by first circular arc connecting hole 14 of clamping fixture, so that this equipment satisfies the different tube diameters needs, clamping fixture the first half is carried out lifting by the to-and-fro movement of the piston rod of clamping fixture clamping cylinder 2, clamps/loosen steel sleeve steel high temperature steam pipe pipe fitting outer tube.
Such as Fig. 2, shown in Figure 4, pass in the piston rod connection layout 4 of the stifled clamping cylinder piston hole 12 of sealing cap among Fig. 2 the clamping fixture lifting with the movable duct 16 of the stifled clamping cylinder piston rod of sealing cap and the stifled clamping cylinder piston rod fixed orifice 18 of sealing cap, motion by piston rod, so that Fig. 2 and Fig. 4 stream oriented device close/away from, by the tightness degree of sealing gasket groove 8 place's sealing gaskets among the outer pillar of the Stroke Control of control piston bar and Fig. 2, assign the optimal seal effect in the situation of not destroying O-ring seal.
Totally three groups of equipment shown in Figure 1 lay respectively at the pipe fitting diverse location, have at utmost improved and have suppressed robotization, improve and suppress testing efficiency.
Claims (5)
1. steel sleeve steel high-temperature steam insulating tube pipe fitting airtight detecting apparatus, it is characterized in that this checkout equipment comprises the clamping fixture mobile platform, the clamping fixture that arranges on the clamping fixture mobile platform, and the sealing cap that arranges by the stifled traversing carriage of sealing cap on the clamping fixture mobile platform is stifled;
Described clamping fixture comprises two semi arch steel rings, respectively there is an outwards clamping edge of turnover at the two ends of semi arch steel ring, semi arch steel ring and clamping are fixed with two semicircle ring stiffener plates respectively along both sides, clamping respectively has a clamping fixture clamping cylinder piston hole along upper, the clamping fixture clamping cylinder is separately fixed at strengthens the gusset two ends, the piston rod of clamping fixture clamping cylinder passes for first circular arc steel ring of control and the lifting of strengthening gusset from described clamping fixture clamping cylinder piston hole, realizes the up and down clamping of clamping fixture;
Described sealing cap blocking package is drawn together a ring seal disk, the sealed disc inner edge is connected with tubular annular seal space inwall, gusset formed annular seal space after tubular annular seal space rear inner wall was fixed with annular seal space, be provided with on the gusset behind the annular seal space and suppress pressure tap, the ring seal disk is provided with the sealing gasket groove near the inner edge place, offer simultaneously the stifled clamping cylinder piston hole of 3 or 4 sealing caps on the ring seal disk, the stifled clamping cylinder piston rod of sealing cap is passed by the stifled clamping cylinder piston hole of sealing cap, the reinforcement gusset of the end of described piston rod and clamping fixture is fixed, the adjustment of distance between realization clamping fixture and sealing cap are stifled.
2. airtight detecting apparatus according to claim 1 is characterized in that below the described clamping fixture mobile platform pulley or slide rail being installed, and is used for realizing the movement of clamping fixture.
3. airtight detecting apparatus according to claim 1 is characterized in that below the stifled traversing carriage of described sealing cap pulley or slide rail being installed, and is used for realizing that sealing cap gets lodged in the movement on the clamping fixture mobile platform.
4. airtight detecting apparatus according to claim 1 is characterized in that the inside diameter ranges of the described semi arch steel ring that steps up jig is at 219mm-1420mm.
5. airtight detecting apparatus according to claim 1 is characterized in that the stifled annular seal space inside diameter ranges of described sealing cap is at 57mm-1020mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100035561A CN103076145A (en) | 2013-01-06 | 2013-01-06 | Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100035561A CN103076145A (en) | 2013-01-06 | 2013-01-06 | Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103076145A true CN103076145A (en) | 2013-05-01 |
Family
ID=48152750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100035561A Pending CN103076145A (en) | 2013-01-06 | 2013-01-06 | Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103076145A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2423587A (en) * | 2005-01-21 | 2006-08-30 | Bndean Abdulkadir Omer | An automatic leak detection and isolation system for a pipeline |
| US20070017279A1 (en) * | 2004-03-02 | 2007-01-25 | Car-Ber Investments Inc | Apparatus For Testing Lengths Of Pipe |
| CN201464142U (en) * | 2009-05-13 | 2010-05-12 | 湖北汽车工业学院 | Connecting and sealing device of nylon tube leak detection machine |
| CN201740703U (en) * | 2010-05-12 | 2011-02-09 | 浙江博凡动力装备有限公司 | Pipeline pressure testing device |
| CN203100998U (en) * | 2013-01-06 | 2013-07-31 | 天津市管道工程集团有限公司保温管厂 | Air tightness detection device for pipe fitting of steel-sheathed-steel high-temperature steam insulating pipe |
-
2013
- 2013-01-06 CN CN2013100035561A patent/CN103076145A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070017279A1 (en) * | 2004-03-02 | 2007-01-25 | Car-Ber Investments Inc | Apparatus For Testing Lengths Of Pipe |
| GB2423587A (en) * | 2005-01-21 | 2006-08-30 | Bndean Abdulkadir Omer | An automatic leak detection and isolation system for a pipeline |
| CN201464142U (en) * | 2009-05-13 | 2010-05-12 | 湖北汽车工业学院 | Connecting and sealing device of nylon tube leak detection machine |
| CN201740703U (en) * | 2010-05-12 | 2011-02-09 | 浙江博凡动力装备有限公司 | Pipeline pressure testing device |
| CN203100998U (en) * | 2013-01-06 | 2013-07-31 | 天津市管道工程集团有限公司保温管厂 | Air tightness detection device for pipe fitting of steel-sheathed-steel high-temperature steam insulating pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2015101342A (en) | METHOD FOR FORMING WELDED SEAL | |
| CN203100998U (en) | Air tightness detection device for pipe fitting of steel-sheathed-steel high-temperature steam insulating pipe | |
| CN203566166U (en) | Copper lining tensioning mechanism for inner wall of pipeline | |
| CN103076145A (en) | Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe | |
| CN203312243U (en) | Novel energy-saving lamp sealing machine | |
| CN105020533A (en) | Sealing device used for hydraulic bursting test of fiber composite round pipe | |
| CN105736897B (en) | Detection drive device and its application method in industrial pipeline leakage field | |
| CN103884475A (en) | Pipeline gas tightness detecting platform | |
| CN103143873A (en) | Full-symmetrical cylindrical membrane wall assembly tooling and assembly method | |
| CN104634664A (en) | Welded valve pressure testing device | |
| CN102645330B (en) | Shifting clamping mechanism of safety valves | |
| CN202852180U (en) | Water hammer absorber | |
| CN103062404B (en) | Seal ring | |
| CN206682500U (en) | A kind of sealing device of end face of steel-plastic composite tube | |
| CN207018514U (en) | A kind of sleeve type seal piece | |
| CN204026036U (en) | The anchor ear that the leak stopping of a kind of gas pipe line straight tube is used | |
| CN106855139A (en) | Pipeline transporter and its switching valve | |
| CN203712054U (en) | Inner welding seam inert gas protector | |
| CN205956641U (en) | A ready -package blind plate for in liquid conveying equipment | |
| CN105299357B (en) | A kind of adjustable pipeline connecting assemble | |
| CN203757238U (en) | Pipeline fast connector | |
| CN205013958U (en) | Novel high tamponade formula shutoff machine | |
| CN104864222A (en) | Underwater sealing structure of inner wall face of annular channel | |
| CN204301933U (en) | Araeosystyle film film pipe and upper end cover detect bubble-tight system simultaneously | |
| CN202521135U (en) | Full-sealed fiber expansion joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130501 |