CN101929827B - Supporting structure of inspection tool - Google Patents
Supporting structure of inspection tool Download PDFInfo
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- CN101929827B CN101929827B CN200910150853.2A CN200910150853A CN101929827B CN 101929827 B CN101929827 B CN 101929827B CN 200910150853 A CN200910150853 A CN 200910150853A CN 101929827 B CN101929827 B CN 101929827B
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- thread gauge
- external thread
- testing tool
- inspection tool
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Abstract
The invention relates to a supporting structure of an inspection tool. The task of the invention is that a simple structure can be freely rotated to support the inspection tool so as to reduce the cost of the device and realize the efficiency of the inspection task. The solution of the invention is that a supporting device (1) of the inspection tool is used to support the supporting structure of the inspection tool of a cylindric or cylindrical screw thread gauge (2); the supporting device of the inspection tool comprises an annular support body (3) and a lifting bolt (4), wherein the annular support body rotates freely around the axis X to support the screw thread gauge; and the lifting bolt is used to suspend the support body. The supporting structure of the invention can be used to suspend the screw thread gauge (2) through a crane and the like in a rotary manner.
Description
Technical field
The present invention relates to the supporting structure of inspection tool being supported testing tool by testing tool fulcrum arrangement with freely rotating, particularly relate to the supporting structure of inspection tool of the Large-scale thread gauge being such as suitable for large diameter pipe inspection.
Background technology
Be formed in in the Thread check on the major diameter oil well pipe etc. of oil extraction, needing to use Large-scale thread gauge.Use this Large-scale thread gauge manually to carry out inspection different areas of activity, because external thread gauge weight is large, very large load is applied to operator.
So, exploitation is provided for the technology of this inspection mechanization of operation, such as, testing tool fulcrum arrangement is provided with the jacking gear of liftably support thread gauge, horizontal direction supports the chassis of this jacking gear movably, this chassis drives the pivotal motor of external thread gauge, and this testing tool fulcrum arrangement is known by people (with reference to patent documentation 1,2).And, such as, the axle that testing tool fulcrum arrangement is provided with vertically extension, external thread gauge is installed in lower end, drive the pivotal motor of this axle, support the housing of described axle and motor, the wire rope that end side is connected with housing, another side is connected with weight, the pulley hang this wire rope, being simultaneously connected with the drive source making housing be elevated, this testing tool fulcrum arrangement is known by people (reference patent documentation 3).
[patent documentation 1] Japanese Unexamined Patent Publication 58-154405 publication
[patent documentation 2] Japanese Laid-Open Patent Publication 60-258397 publication
[patent documentation 3] Japanese Patent Publication 3-26340 publication
But the fulcrum arrangement of testing tool be in the past documented in above-mentioned patent documentation 1 ~ 3 forms complicated, and therefore, installation cost is high, simultaneously larger-scale unit, therefore, there is the problem of the suffered restriction of installation space or proving ground.Further, in the above-mentioned fulcrum arrangement of testing tool in the past, the operations such as the contraposition of checked object thing and testing tool are very complicated, therefore, operating efficiency or the testing accuracy problem of carrying out inspection operation also low occasion more manual than operator when also having.
Summary of the invention
The present invention puts forward in view of the problem of this conventional art, the object of the present invention is to provide by supporting testing tool freely by easy structure is rotatable, and implement device cost reduces and checks the supporting structure of inspection tool of operating efficiency.
In order to solve above-mentioned problem, the first invention that the present invention proposes is a kind of supporting structure of inspection tool, supported cylindrically or columned testing tool by testing tool fulcrum arrangement, above-mentioned testing tool fulcrum arrangement comprises: circular supporting mass, supports above-mentioned testing tool with freely rotating around its axle center; Suspention portion, is located on above-mentioned supporting mass, for this supporting mass of suspention.
Further, as the second invention, can be configured to, above-mentioned testing tool has annular support portion at its outer peripheral face; Above-mentioned testing tool fulcrum arrangement is provided with roller, and this roller is kept with the state of inwards giving prominence to from the inner peripheral surface of above-mentioned supporting mass, and coordinates with above-mentioned support or chimeric.
Further, as the 3rd invention, can be configured to, above-mentioned supporting mass within it side face has annular support portion; Above-mentioned testing tool is provided with roller, and this roller to be kept from its outer peripheral face towards state protruding outside, and to coordinate with above-mentioned support or chimeric.
Further, as the 4th invention, can be configured to, above-mentioned support is endless groove or collar flange.
Further, as the 5th invention, can be configured to, the position of the above-mentioned testing tool of supporting of above-mentioned supporting mass overlaps with the equilibrium position of the axis of this testing tool.
The following describes effect of the present invention.
According to above-mentioned first invention, by simple structure, testing tool can be supported with freely rotating, there is the excellent results that can reduce installation cost and realize inspection operating efficiency.
Further, according to the above-mentioned second to the 4th invention, can testing tool be made more well to turn round, improve inspection operating efficiency further.
Further, according to above-mentioned 5th invention, when implementing inspection, testing tool can be remained on level, improving inspection operating efficiency further.
Accompanying drawing explanation
Fig. 1 is the front view (FV) of the testing tool fulcrum arrangement that the first example relates to.
Fig. 2 is the outboard profile of the testing tool fulcrum arrangement that the first example relates to.
Fig. 3 is the assembling exploded perspective view of the testing tool fulcrum arrangement that the first example relates to.
Fig. 4 is IV-IV sectional view in Fig. 1.
Fig. 5 is the outboard profile of the variation representing the testing tool fulcrum arrangement that the first example relates to.
Fig. 6 is the main portion sectional view of the supporting structure of inspection tool of the testing tool fulcrum arrangement that the second example relates to.
Fig. 7 is the main portion sectional view of the supporting structure of inspection tool of the testing tool fulcrum arrangement that the 3rd example relates to.
In figure, symbolic significance is described as follows:
1-testing tool fulcrum arrangement, 2-external thread gauge (testing tool), 3-supporting mass, 4-lifting bolt (suspention portion), 5-support slot, 6-inner peripheral surface, 11-recess, 12a ~ 12d-roller installation portion, 13-roller, 13a-outer shroud, 13b-inner ring, 21-operating grip, 31-roller installation portion, 41-support holes, 42-center pit, 43-mounting hole, 51-support lug, G-center of gravity, X-axle center.
Embodiment
Describe example of the present invention with reference to the accompanying drawings in detail.In the following stated example, owing to being preferred embodiment of the present invention, therefore, technically to inscape, kind, combination, shape, to be mounted opposite etc. and to have done various restriction, but these only exemplify, the present invention is not limited thereto.
First with reference to Fig. 1 ~ Fig. 5, the supporting structure of inspection tool of the testing tool fulcrum arrangement 1 that the first example of the present invention relates to is described.Testing tool fulcrum arrangement 1 supports the Large-scale thread gauge 2 as testing tool, primarily of the circular supporting mass 3 around its axle center X (with reference to Fig. 2) support thread gauge with freely rotating, and the lifting bolt 4 being arranged on its outer peripheral face in order to suspend this supporting mass 3 in midair is formed.
External thread gauge 2 is applicable to the not shown checked object of inspection (such as, major diameter oil well pipe) large-sized object (such as, nominal diameter 500mm, weight 40kg), whether the pin thread for judging to be formed in checked object has necessary precision.As shown in Fig. 2, Fig. 3, at the outer peripheral face of external thread gauge 2, be circumferentially formed into the annular support groove 5 of the supporting portion of testing tool fulcrum arrangement 1.Further, the ridge according to specification set by relevant with checked object is formed at the inner peripheral surface 6 of external thread gauge 2.
Supporting mass 3 has support holes 41, and it has the diameter larger slightly than external thread gauge 2 external diameter, external thread gauge 2 to be inserted the state support of this support holes 41.Further, in face side and the rear side of supporting mass 3, as shown in Figure 3, circumferentially separate predetermined interval and be provided with multiple paired recess 11,11, thus, at each recess 11, between 11, form the roller installation portion 12a ~ 12d of thin-walled.Further, in the both sides of each roller installation portion 12a ~ 12d, the pair of rolls 13,13 be made up of the ball bearing of radial load is installed respectively.
During by above-mentioned testing tool fulcrum arrangement 1 support thread gauge 2, external thread gauge 2 is first inserted the support holes 41 of supporting mass 3 by operator, makes the position of support slot 5 and the position consistency of supporting mass 3.Then, operator is making plain washer 14, and 14 and under spring washer 15 is sandwiched in wherein state, screw 16 is inserted through roller 13, the center pit 42 of 13 and the mounting hole 43 of roller installation portion 12a ~ 12d, by it is connected with nut 17, stationary roll 13,13.
Thus, roller 13,13 as shown in Figure 4, and outer shroud 13a, 13a are projected into the inner side of the inner peripheral surface of support holes 41, and insert support slot 5, the outer peripheral face of outer shroud 13a, 13a becomes the state with the bottom surface subtend of support slot 5.On the other hand, roller 13, the inner ring 13b of 13,13b become the state of niproll installation portion 12a.Now, plain washer 14,14 between inner ring 13b, 13b and roller installation portion 12a, and outer shroud 13a, 13a do not connect with roller installation portion 12a, relatively inner ring 13b, 13b can do revolution relatively.
Like this, when inspection implemented by the external thread gauge 2 by being bearing in testing tool fulcrum arrangement 1, operator, first by crane or windlass (not shown), utilizes lifting bolt 4 to sling testing tool fulcrum arrangement 1.Now, as shown in Figure 2, the position (that is, forming the position of support slot 5) of testing tool fulcrum arrangement 1 support thread gauge 2 is set as overlapping with the center of gravity G of external thread gauge 2.Thus, the axle center X of external thread gauge 2 remains approximate horizontal.Then, operator will be formed in the leading section of the pin thread on checked object (not having to illustrate) after side side (on the right side of a Fig. 2) insertion external thread gauge 2, make external thread gauge 2 turn round by hand, what confirm to be formed in the ridge of inner peripheral surface 6 and pin thread screws up state.
In the supporting structure of above-mentioned external thread gauge 2, the axle center X of external thread gauge 2 remains approximate horizontal, therefore, the external thread gauge 2 of operator's implementation and the aligning accuracy of checked object can be improved, its result, the accidents such as the breakage of the checked object (at this, being pin thread) because contraposition unsuccessfully causes can be avoided.Further, the advantage of the workability of the revolution of the external thread gauge 2 that operator carries out etc. is also improved.In addition, as shown in Figure 1, during suspention, the interval of roller installation portion 12a ~ 12b that (when implementing inspection) is positioned on the downside of supporting mass 3 is set as narrower than the interval of the roller installation portion 12c ~ 12d be positioned on the upside of supporting mass 3, thus, opposed roller 13, the load distribution of the external thread gauge 2 of 13 by suitableization, to make the revolution action stabilization of external thread gauge 2.
Further, as shown in Figure 5, above-mentioned external thread gauge 2 can be provided be provided for operator's operation and be easy to operating grip 21.Support plate 23 is connected with the end face of external thread gauge 2 by connecting portion 22,22, and described operating grip 21 has the structure of installing a pair grip part 24 on described support plate 23.This occasion, the support slot 5 of external thread gauge 2 is formed as the center of gravity with the external thread gauge 2 comprising described operating grip 21 is overlapped, thus, same as described above, and external thread gauge 2 can be made to keep approximate horizontal.
Below, with reference to representing the Fig. 6 with Fig. 4 same cross-sectional, the supporting structure of inspection tool of the testing tool fulcrum arrangement that the present invention second example relates to is described.In figure 6, with the identical inscape of the first example, same-sign is marked with.Further, about the second example, the item do not talked about especially below, identical with the first example occasion, describe in detail and omit.
The testing tool fulcrum arrangement 1 that second example relates at roller 13,13 be arranged in this point of external thread gauge 2 side different from the first example occasion.The roller installation portion 31 of projection ring-type on the outer peripheral face of external thread gauge 2, on this roller installation portion 31, circumferentially separates the mounting hole 43 that predetermined interval is provided with multiple roller 13,13.Further, the inner peripheral surface of supporting mass 3 circumferentially forms annular support groove 5.
Can be roughly the same with the first example occasion by the supporting of testing tool fulcrum arrangement 1 double thread gauge 2.External thread gauge 2 is first inserted the support holes 41 of supporting mass 3 by operator, makes the position consistency of the position of roller installation portion 31 and the support slot 5 of supporting mass 3.Then, operator is making plain washer 14, and 14 and under spring washer 15 is sandwiched in wherein state, screw 16 is inserted through roller 13, the center pit 42 of 13 and the mounting hole 43 of roller installation portion 12a ~ 12d, by it is connected with nut 17, stationary roll 13,13.
Below, with reference to representing the Fig. 7 with Fig. 4 same cross-sectional, the supporting structure of inspection tool of the testing tool fulcrum arrangement 1 that the present invention the 3rd example relates to is described.In the figure 7, with the identical inscape of the first example, same-sign is marked with.Further, about the 3rd example, the item do not talked about especially below, identical with the first example occasion, describe in detail and omit.
In the 3rd example, testing tool fulcrum arrangement 1 is identical with the first example occasion, but the formation of external thread gauge 2 is different from the first example occasion.As shown in Figure 7, on external thread gauge 2, circumferentially projection becomes the support lug 51 of the ring-type of the supporting portion of testing tool fulcrum arrangement 1, replaces the support slot 5 (with reference to Fig. 4) of the first example.Roller 13,13 are configured to clamp support lug 51 by its outer shroud 13a, 13a, and thus, the outer peripheral face of outer shroud 13a, 13a becomes the state with the outer peripheral face subtend of the external thread gauge 2 of the both sides of support lug 51.
Can be roughly the same with the first example occasion by the supporting of testing tool fulcrum arrangement 1 double thread gauge 2.External thread gauge 2 is first inserted the support holes 41 of supporting mass 3 by operator, makes the position of support lug 51 and the position consistency of supporting mass 3.Then, operator is making plain washer 14, and 14 and under spring washer 15 is sandwiched in wherein state, screw 16 is inserted through roller 13, the center pit 42 of 13 and the mounting hole 43 of roller installation portion 12a ~ 12d, by it is connected with nut 17, stationary roll 13,13.
As a variation of the supporting structure of inspection tool of above-mentioned testing tool fulcrum arrangement 1, identical with the second example occasion shown in Fig. 6, by roller 13,13 are set to the formation being arranged on external thread gauge 2 side, meanwhile, also circumferentially the support lug identical with the 3rd example occasion can be formed at the inner peripheral surface of supporting mass 3.This occasion, roller 13,13 are configured to the support lug being clamped supporting mass 3 side by its outer shroud 13a, 13a, and thus, the outer peripheral face of outer shroud 13a, 13a becomes the state with the inner peripheral surface subtend of the supporting mass 3 of the both sides of support lug 51.
Describe the present invention in detail according to specific example above, but above-mentioned example is only illustrate, the present invention does not limit by above-mentioned example.Can do all changes in the technology of the present invention thought range, they all belong to protection scope of the present invention.
Such as, roller 13,13 are not limited to ball bearing, also can use other rolling bodys that can realize function as described above.
The bearing position of testing tool, fulcrum arrangement 1 is not limited to the center of gravity of external thread gauge 2, as long as overlap with the equilibrium position of the axle center X-direction of external thread gauge 2.
Further, testing tool fulcrum arrangement 1 also can support the external thread gauge for female screw inspection.This occasion, is provided with the position of the ridge not forming inspection, forms support slot same as described above at this position at the outer peripheral face of external thread gauge.
Further, different according to occasion, testing tool fulcrum arrangement 1 is not limited to support thread gauge, such as, also may be used for supporting joint when joint being assembled into large-scale pipe arrangement, or nut when nut is screwed into large-scale lead screw shaft by supporting.
Claims (5)
1. a supporting structure of inspection tool, is supported cylindrically or columned external thread gauge by testing tool fulcrum arrangement, it is characterized in that,
Above-mentioned testing tool fulcrum arrangement comprises:
Circular supporting mass, it supports above-mentioned external thread gauge with freely rotating around its axle center; With
Suspention portion, it is located on above-mentioned supporting mass, for this supporting mass of suspention,
The end face of above-mentioned external thread gauge is provided with operating grip, this operating grip is for making the revolution of the described external thread gauge performed by operator easy when being screwed up in check object by described external thread gauge, the bearing position of above-mentioned external thread gauge overlaps with the center of gravity of the above-mentioned external thread gauge comprising aforesaid operations handle.
2. supporting structure of inspection tool according to claim 1, is characterized in that:
Above-mentioned external thread gauge has annular support portion at its outer peripheral face;
Above-mentioned testing tool fulcrum arrangement is provided with roller, and this roller is kept with the state of inwards giving prominence to from the inner peripheral surface of above-mentioned supporting mass, and coordinates with above-mentioned support.
3. supporting structure of inspection tool according to claim 1, is characterized in that:
Above-mentioned supporting mass within it side face has annular support portion;
Above-mentioned external thread gauge is provided with roller, and this roller to be kept from its outer peripheral face towards state protruding outside, and coordinates with above-mentioned support.
4. supporting structure of inspection tool according to claim 2, is characterized in that:
Above-mentioned support is endless groove or collar flange.
5. supporting structure of inspection tool according to claim 3, is characterized in that:
Above-mentioned support is endless groove or collar flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910150853.2A CN101929827B (en) | 2009-06-23 | 2009-06-23 | Supporting structure of inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910150853.2A CN101929827B (en) | 2009-06-23 | 2009-06-23 | Supporting structure of inspection tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101929827A CN101929827A (en) | 2010-12-29 |
| CN101929827B true CN101929827B (en) | 2015-05-20 |
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ID=43369140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910150853.2A Expired - Fee Related CN101929827B (en) | 2009-06-23 | 2009-06-23 | Supporting structure of inspection tool |
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| Country | Link |
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| CN (1) | CN101929827B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447907A (en) * | 1974-02-15 | 1976-09-02 | Vickers Ltd | Device for indicating translational movement of a member in both the english imperial and the international mettric systems |
| US5134783A (en) * | 1991-06-28 | 1992-08-04 | Teleco Oilfield Services, Inc. | Thread timing for a rotary shouldered connection |
| CN201069348Y (en) * | 2007-03-29 | 2008-06-04 | 陈�胜 | Screw thread ring gauge |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200965458Y (en) * | 2006-05-25 | 2007-10-24 | 宝山钢铁股份有限公司 | Large size thread ring gage operating aids |
-
2009
- 2009-06-23 CN CN200910150853.2A patent/CN101929827B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447907A (en) * | 1974-02-15 | 1976-09-02 | Vickers Ltd | Device for indicating translational movement of a member in both the english imperial and the international mettric systems |
| US5134783A (en) * | 1991-06-28 | 1992-08-04 | Teleco Oilfield Services, Inc. | Thread timing for a rotary shouldered connection |
| CN201069348Y (en) * | 2007-03-29 | 2008-06-04 | 陈�胜 | Screw thread ring gauge |
Non-Patent Citations (1)
| Title |
|---|
| 对一种螺纹环规中径检测装置的探讨;陈康;《科学咨询》;20090531(第5期);51页 * |
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| Publication number | Publication date |
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| CN101929827A (en) | 2010-12-29 |
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