CN201037800Y - Sealing and clamping device for steel pipe water pressure test - Google Patents
Sealing and clamping device for steel pipe water pressure test Download PDFInfo
- Publication number
- CN201037800Y CN201037800Y CNU200720068813XU CN200720068813U CN201037800Y CN 201037800 Y CN201037800 Y CN 201037800Y CN U200720068813X U CNU200720068813X U CN U200720068813XU CN 200720068813 U CN200720068813 U CN 200720068813U CN 201037800 Y CN201037800 Y CN 201037800Y
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- steel pipe
- clamping device
- plate
- riser
- eccentric
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Abstract
The utility model discloses a seal clamping device for steel pipe hydraulic test, comprising a steel pipe used for test, a self-locking plate with a central hole, a vertical plate, the bottom of which is pivoted with one end of the self-locking plate by a fastener and divided into a vertical part and a horizontal part, a vertically movable pressure plate passing through the middle of the vertical part of the vertical plate, a seal mechanism and three eccentric wheel mechanisms arranged on the vertical plate, wherein, a first eccentric wheel mechanism is arranged on outer side of the upper part of the vertical part of the vertical plate, and a second and a third eccentric wheel mechanisms are arranged at the front end of the horizontal part of the vertical plate and above the pressure plate; moreover, the vertical plate and the pressure plate are provided with opposite installation holes. The seal clamping device for steel pipe hydraulic test of the utility model is capable of quickly clamping, quickly disassembling and completely sealing mouth of the steel pipe, and has the advantages of quickness, convenience and saving time and labor.
Description
Technical field
The utility model relates to a kind of sealing clamping device, relates in particular to a kind of sealing clamping device that is used for steel pipe hydrostatic testing.
Technical background
Under current industrial background, the connection of steel pipe more and more is applied in the daily production, and is therefore also more and more frequent to the detection of steel pipe quality of connection, wherein the hydraulic testing be the steel pipe quality of connection detect use maximum a kind of.Especially in iron and steel enterprise, be used for the water pipe of cooling system, the quality of connection of its weld seam requires just very high.Not only steel pipe is in hot environment, and the hydraulic pressure that flows is also high, if weldquality does not reach requirement, not only seepage can take place, and quickens pipe corrosion, also makes chilled water can't send to the destination.Also there is not at present a kind of device that is specifically designed to steel pipe hydrostatic testing.A lot of units are when implementing hydraulic pressure and detect, and are often earlier that mouth of pipe weldering is dead, treat the mouth of pipe of sealing to be severed after the off-test again, though technology is simple, operate cumbersomely, need to consume lot of manpower and material resources, are unfavorable for boosting productivity.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned shortcoming and a kind of sealing clamping device that is used for steel pipe hydrostatic testing is provided, and it can realize the fast quick-detach of quick-clamping and reach sealing fully the steel pipe mouth of pipe, and is efficient and convenient, time saving and energy saving.
The technical scheme that realizes above-mentioned purpose is: a kind of sealing clamping device that is used for steel pipe hydrostatic testing, comprise a steel pipe that is used for testing, wherein, the self-locking plate that also comprises a band center pit, the bottom is connected and is divided into the riser of vertical component and horizontal component by a securing member and an end pivoting of self-locking plate, one passes the pressing plate moving up and down at the middle part of riser vertical component, one sealing mechanism and three eccentric mechanisms that are fixed on the riser, this first eccentric mechanism is positioned at the upper outside of the vertical component of riser, the second and the 3rd eccentric mechanism be positioned at riser horizontal component front end and be positioned at the top of pressing plate, in addition, have relative mounting hole on riser and the pressing plate, wherein:
Described sealing mechanism comprises the water injection pipe of the mounting hole that passes riser and pressing plate, the bottom of this water injection pipe is provided with a gland bonnet, its top is provided with one and is used for fastening nut, and the relative contact of described gland bonnet and pressing plate and steel pipe inwall is provided with O-ring seal;
Described each eccentric mechanism comprises an eccentric wheel, wheel shaft, nut, deep groove ball bearing, this deep groove ball bearing is fixed on the riser, described wheel shaft is fixed on the deep groove ball bearing by nut, and described all eccentric wheels are pivotally connected with wheel shaft and contact so that pressing plate is applied snap-in force with the pressing plate upper surface in the maximum eccentric position.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, the size of described center pit is the both sides up and down that may be stuck in the experiment outer wall of steel pipe.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described second eccentric mechanism and the 3rd eccentric mechanism be arranged in parallel.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described O-ring seal is a piston rod height lip Y shape rubber seal.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described O-ring seal is that piston rod presss from both sides fabric building rubber compound O-ring seal with V-arrangement.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, the eccentric edge of each eccentric mechanism is provided with two handles to rotate eccentric wheel.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described securing member is a hex bolts.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described gland bonnet is the V-type lid.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, described gland bonnet is Y type lid.
Above-mentioned a kind of sealing clamping device that is used for steel pipe hydrostatic testing, wherein, describedly comprise a base from trivial plate, it is fixed on the bottom of the vertical component of riser, should from trivial plate also comprise one be fixed on the base horizontal plate part and and horizontal plate part north be the swash plate and the support plate between swash plate and base of an inclination certain angle of one.
The beneficial effects of the utility model are: the sealing clamping device that is used for steel pipe hydrostatic testing of the present utility model can realize that the fast quick-detach of quick-clamping also reaches the purpose of sealing fully to the steel pipe mouth of pipe, in use, can not produce any influence to detecting steel pipe itself, also reusable, this device uses efficient and convenient, time saving and energy saving, be suitable for the pressure test of various low pressure pipelines.
Description of drawings
Fig. 1 is the structural representation that is used for the sealing clamping device of steel pipe hydrostatic testing of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the sealing clamping device that is used for steel pipe hydrostatic testing of the present utility model is described further.
See also Fig. 1, show the sealing clamping device that is used for steel pipe hydrostatic testing of the present utility model, comprise a steel pipe that is used for testing 7, the self-locking plate 1 that also comprises a band center pit 121, the bottom is connected and is divided into the riser 3 of vertical component 3l and horizontal component 32 by a hex bolts 2 and an end pivoting of self-locking plate 1, one passes the pressing plate moving up and down 4 at the middle part of riser 3 vertical components, one sealing mechanism 5 and three eccentric mechanisms that are fixed on the riser, this first eccentric mechanism 61 is positioned at the upper outside of the vertical component 31 of riser 3, second eccentric mechanism 62 and the 3rd eccentric mechanism (not shown) be positioned at riser 3 horizontal component 32 front end and be positioned at the top of pressing plate 4, second eccentric mechanism 62 and the 3rd eccentric mechanism be arranged in parallel, in addition, have relative mounting hole 33 and 41 on riser 3 and the pressing plate 4, wherein:
Comprise a base 14 from trivial plate 1, it is fixed on the bottom of the vertical component 31 of riser 3, should from trivial plate 1 also comprise one be fixed on the base 14 horizontal plate part 11 and and horizontal plate part 11 be the swash plate 12 and the support plate 13 between swash plate 12 and base 34 of the inclination certain angle of one, center pit 121 is positioned on the swash plate 12 so that steel pipe 7 passes, and the size of center pit 121 is the both sides up and down that may be stuck in experiment steel pipe 7 outer walls;
Sealing mechanism 5 comprises the mounting hole 33 that passes riser 3 and pressing plate 4 and 41 water injection pipe 51, the bottom of this water injection pipe 51 is provided with a gland bonnet 52, sealing lid 52 is V-type lid or Y type lid, its top is provided with one and is used for fastening nut 53, sealing lid 52 is provided with O-ring seal 55 with the relative contact of pressing plate 4 and test steel pipe 7 inwalls, and sealing circle 55 presss from both sides fabric building rubber compound O-ring seal with height lip Y shape rubber seal or piston rod with V-arrangement for piston rod;
Each eccentric mechanism comprises an eccentric wheel 611, wheel shaft 612, nut 613, deep groove ball bearing 614 and two handles 615, this deep groove ball bearing 614 is fixed on the riser 3, wheel shaft 612 is fixed on the deep groove ball bearing 614 by nut 61 3, all eccentric wheels 611 and wheel shaft 612 are pivotally connected and contact with pressing plate 4 upper surfaces in the maximum eccentric position so that pressing plate 4 is applied snap-in force, and two handles 615 are arranged on the edge of eccentric wheel 611 to rotate eccentric wheel 611;
Above embodiment is only for the usefulness of explanation the utility model, but not to the restriction of the utility model protection domain.Relevant those skilled in the art; under the situation that does not break away from spirit and scope of the present utility model; can also make various conversion or modification, and the technical scheme that all are equal to should belong to also within the category of the utility model protection, is limited by each claim.
Claims (10)
1. sealing clamping device that is used for steel pipe hydrostatic testing, comprise a steel pipe that is used for testing, it is characterized in that: the self-locking plate that also comprises a band center pit, the bottom is connected and is divided into the riser of vertical component and horizontal component by a securing member and an end pivoting of self-locking plate, one passes the pressing plate moving up and down at the middle part of riser vertical component, one sealing mechanism and three eccentric mechanisms that are fixed on the riser, this first eccentric mechanism is positioned at the upper outside of the vertical component of riser, the second and the 3rd eccentric mechanism be positioned at riser horizontal component front end and be positioned at the top of pressing plate, in addition, have relative mounting hole on riser and the pressing plate, wherein:
Described sealing mechanism comprises the water injection pipe of the mounting hole that passes riser and pressing plate, the bottom of this water injection pipe is provided with a gland bonnet, its top is provided with one and is used for fastening nut, and the relative contact of described gland bonnet and pressing plate and steel pipe inwall is provided with O-ring seal;
Described each eccentric mechanism comprises an eccentric wheel, wheel shaft, nut, deep groove ball bearing, this deep groove ball bearing is fixed on the riser, described wheel shaft is fixed on the deep groove ball bearing by nut, and described all eccentric wheels are pivotally connected with wheel shaft and contact so that pressing plate is applied snap-in force with the pressing plate upper surface in the maximum eccentric position.
2. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: the size of described center pit is the both sides up and down that may be stuck in the experiment outer wall of steel pipe.
3. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1, it is characterized in that: described second eccentric mechanism and the 3rd eccentric mechanism be arranged in parallel.
4. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: described O-ring seal is a piston rod height lip Y shape rubber seal.
5. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: described O-ring seal is that piston rod presss from both sides fabric building rubber compound O-ring seal with V-arrangement.
6. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: the eccentric edge of each eccentric mechanism is provided with two handles to rotate eccentric wheel.
7. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1, it is characterized in that: described securing member is a hex bolts.
8. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: described gland bonnet is the V-type lid.
9. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1 is characterized in that: described gland bonnet is Y type lid.
10. a kind of sealing clamping device that is used for steel pipe hydrostatic testing according to claim 1, it is characterized in that: describedly comprise a base from trivial plate, it is fixed on the bottom of the vertical component of riser, should from trivial plate also comprise one be fixed on the base horizontal plate part and and horizontal plate part be the swash plate and the support plate between swash plate and base of an inclination certain angle of one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720068813XU CN201037800Y (en) | 2007-04-10 | 2007-04-10 | Sealing and clamping device for steel pipe water pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720068813XU CN201037800Y (en) | 2007-04-10 | 2007-04-10 | Sealing and clamping device for steel pipe water pressure test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201037800Y true CN201037800Y (en) | 2008-03-19 |
Family
ID=39210315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720068813XU Expired - Fee Related CN201037800Y (en) | 2007-04-10 | 2007-04-10 | Sealing and clamping device for steel pipe water pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201037800Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915646A (en) * | 2010-08-06 | 2010-12-15 | 浙江球冠特种线缆有限公司 | Tightness test device of metal sheath |
| CN102128190A (en) * | 2010-11-24 | 2011-07-20 | 南京林业大学 | Axial locking device for seal cavity shell of working condition variable mechanical seal testing machine |
-
2007
- 2007-04-10 CN CNU200720068813XU patent/CN201037800Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915646A (en) * | 2010-08-06 | 2010-12-15 | 浙江球冠特种线缆有限公司 | Tightness test device of metal sheath |
| CN101915646B (en) * | 2010-08-06 | 2012-05-30 | 浙江球冠特种线缆有限公司 | Tightness test device of metal sheath |
| CN102128190A (en) * | 2010-11-24 | 2011-07-20 | 南京林业大学 | Axial locking device for seal cavity shell of working condition variable mechanical seal testing machine |
| CN102128190B (en) * | 2010-11-24 | 2012-10-31 | 南京林业大学 | Axial locking device for seal cavity shell of working condition variable mechanical seal testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 Termination date: 20110410 |