CN204831084U - Sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work - Google Patents
Sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work Download PDFInfo
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- CN204831084U CN204831084U CN201520619816.2U CN201520619816U CN204831084U CN 204831084 U CN204831084 U CN 204831084U CN 201520619816 U CN201520619816 U CN 201520619816U CN 204831084 U CN204831084 U CN 204831084U
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- hydraulic turbine
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Abstract
The utility model discloses a sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work, it is including sealed piece, install the ring that floats on the sealed piece, it is connected with unsteady bottom plate to float to encircle, install unsteady measuring staff on the unsteady bottom plate, the pointer seat is installed at the top of unsteady measuring staff, there is the pointer through bolted connection on the pointer seat, the support ring is installed under on the apron, static pedestal mounting is on the support ring, scale rod fixed mounting is on static base, the scale passes through the scale pedestal mounting on scale rod. These wearing and tearing measuring device adopts the measurement mode of mechanical type, can measurement promptly and accurately arrive the wearing and tearing condition of sealing the piece to dynamic demonstration can the volume of measuring wearing and tearing from the scale on the scale, and measurement accuracy is high, this measuring device simple structure moreover, and convenient and fast is made in the installation, can install appliedly in most of hydraulic turbines.
Description
Technical field
The utility model relates to a kind of hydraulic turbine working seal block abrasion amount measuring device, particularly relates to hydraulic turbine static pressure self-equilibrating axial working seal block abrasion amount measuring device.
Background technology
The axial Work piece sealing block of hydraulic turbine static pressure self-equilibrating can wear and tear in the process of working long hours, and then cause its lower thickness, if its sealing effectiveness can be affected after wearing and tearing arrival is a certain amount of, therefore the variation in thickness detecting sealing block is constantly needed, play the object that sealing block is changed in prevention in advance in time, detection mode conventional at present adopts the mode of displacement transducer to measure, when there are wearing and tearing in sealing block, displacement transducer detects displacement signal, and then measure its wear extent, this electrical measuring device also exists measurement " zero " and puts inaccurate problem, and measured value is inconsistent between different unit, also there is the saltus step of wearing and tearing displacement simultaneously, the problems such as change frequently.
Utility model content
The purpose of this utility model is to provide hydraulic turbine static pressure self-equilibrating axial working seal block abrasion amount measuring device, this wear measurement device adopts mechanical metering system, promptly and accurately can measure the abrasion condition of sealing block, and dynamic display on the scale, can measure wear extent from rule, measuring accuracy is high, and this measurement mechanism structure is simple, install fast easily manufactured, in most of hydraulic turbine, application can be installed.
In order to realize above-mentioned technical characteristic, the technical solution adopted in the utility model is: hydraulic turbine static pressure self-equilibrating axial working seal block abrasion amount measuring device, it comprises sealing block, sealing block is provided with floating ring, floating ring is connected with floating base plate, floating base plate is provided with floating measuring staff, the top of floating measuring staff is provided with hand rest, hand rest has been bolted pointer, support ring is arranged on lower cover, stationary base is arranged on support ring, scale bar is fixedly mounted in stationary base, rule passes through rule floor installation on scale bar.
Described rule is provided with scale mark.
Described floating measuring staff, through the one number service hole in tank lid, formed clearance fit.
Described scale bar, through No. two through holes in tank lid, formed clearance fit.
Described floating base plate is processed with a threaded hole and through hole.
The two ends of described floating measuring staff are processed with left end screw thread and right-hand member screw thread respectively, and left end screw thread and a corresponding threaded holes close.
The end face of described hand rest is processed with multiple No. three threaded holes, and hand rest is processed with No. four threaded holes with No. three perpendicular directions of threaded hole, and No. four threaded holes match with the right-hand member screw thread of floating measuring staff.
Described pointer is processed with multiple No. five threaded holes closed with No. three corresponding threaded holes, is processed with pointer tip at the left end of pointer and matches with the scale mark on rule, can indicating graduation.
The utility model has following beneficial effect:
By installing floating ring on sealing block, and floating measuring staff is arranged on floating ring, again pointer is arranged on floating measuring staff by hand rest, match with rule in the pointer tip of pointer, indicating graduation, wherein rule is fixedly mounted on lower cover by support ring, and keep rest position, immobilize, after sealing block weares and teares, floating ring will decline under gravity, and then drives pointer to decline, by checking that its scale indicated on the scale just can calculate the wear extent of sealing block.
Said structure is simple, and parts machining is convenient, and it is convenient to install, and adopts mechanical structure more accurately can reflect wear extent, good stability.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is integral installation distribution structure schematic diagram of the present utility model.
Fig. 2 is floating base arrangement schematic diagram of the present utility model.
Fig. 3 is floating measuring staff structural representation of the present utility model.
Fig. 4 is the front view of hand rest of the present utility model.
Fig. 5 is the left view of hand rest of the present utility model.
Fig. 6 is pointer structure schematic diagram of the present utility model.
In figure: rule base 1, rule 2, scale mark 3, scale bar 4, stationary base 5, support ring 6, hand rest 7, pointer 8, the measuring staff 9 that floats, floating base plate 10, floating ring 11, sealing block 12, tank lid 13, No. 14, two, one number service hole through hole 15, No. three threaded holes 701, No. four threaded holes 702, No. 801, five, pointer tip threaded hole 802, left end screw thread 901, right-hand member screw thread 902, threaded hole 1001, a through hole 1002.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in figures 1 to 6, hydraulic turbine static pressure self-equilibrating axial working seal block abrasion amount measuring device, it comprises sealing block 12, sealing block 12 is provided with floating ring 11, floating ring 11 is connected with floating base plate 10, floating base plate 10 is provided with floating measuring staff 9, the top of floating measuring staff 9 is provided with hand rest 7, hand rest 7 is bolted pointer 8, support ring 6 is arranged on lower cover, stationary base 5 is arranged on support ring 6, and scale bar 4 is fixedly mounted in stationary base 5, and rule 2 is arranged on scale bar 4 by rule base 1.
Further, described rule 2 is provided with scale mark 3.By arranging the wear extent of the sealing block 12 after scale mark clearly can reflect wearing and tearing.
Further, described floating measuring staff 9, through the one number service hole 14 in tank lid 13, formed clearance fit.Thus ensure that floating measuring staff 9 can drive pointer 8 to fluctuate.
Further, described scale bar 4, through No. two through holes 15 in tank lid 13, formed clearance fit.
Further, described floating base plate 10 is processed with a threaded hole 1001 and through hole 1002.Thus facilitate the fixed installation of floating measuring staff 9.
Further, the two ends of described floating measuring staff 9 are processed with left end screw thread 901 and right-hand member screw thread 902 respectively, and left end screw thread 901 matches with a threaded hole 1001.
Further, the end face of described hand rest 7 is processed with multiple No. three threaded holes 701, hand rest 7 is processed with No. three perpendicular directions of threaded hole 701 No. four threaded holes 702, No. four threaded holes 702 and matches with the right-hand member screw thread 902 of floating measuring staff 9.
Further, described pointer 8 is processed with multiple No. five threaded holes 802 matched with No. three threaded holes 701, is processed with pointer most advanced and sophisticated 801 at the left end of pointer 8 and matches with the scale mark 3 on rule 2, can indicating graduation.
Principle of work of the present utility model is:
When wearing and tearing appear in sealing block, under the effect of spring force and floating ring gravity, sealing block and floating ring move down, and are arranged on the wear extent that pointer on floating ring and the rule be arranged on supporting ring just can reflect sealing block accurately.
Above-described embodiment is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (8)
1. hydraulic turbine static pressure self-equilibrating axial working seal block abrasion amount measuring device, it comprises sealing block (12), it is characterized in that: sealing block (12) is provided with floating ring (11), floating ring (11) is connected with floating base plate (10), floating base plate (10) is provided with floating measuring staff (9), the top of floating measuring staff (9) is provided with hand rest (7), hand rest (7) is bolted pointer (8), support ring (6) is arranged on lower cover, stationary base (5) is arranged on support ring (6), scale bar (4) is fixedly mounted in stationary base (5), rule (2) is arranged on scale bar (4) by rule base (1).
2. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, is characterized in that: described rule (2) is provided with scale mark (3).
3. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, is characterized in that: described floating measuring staff (9), through the one number service hole (14) in tank lid (13), formed clearance fit.
4. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, is characterized in that: described scale bar (4), through No. two through holes (15) in tank lid (13), formed clearance fit.
5. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, is characterized in that: described floating base plate (10) is processed with a threaded hole (1001) and through hole (1002).
6. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, it is characterized in that: the two ends of described floating measuring staff (9) are processed with left end screw thread (901) and right-hand member screw thread (902) respectively, and left end screw thread (901) matches with a threaded hole (1001).
7. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, it is characterized in that: the end face of described hand rest (7) is processed with multiple No. three threaded holes (701), hand rest (7) is processed with No. four threaded holes (702) with No. three perpendicular directions of threaded hole (701), and No. four threaded holes (702) are matched with the right-hand member screw thread (902) of floating measuring staff (9).
8. hydraulic turbine static pressure self-equilibrating according to claim 1 axial working seal block abrasion amount measuring device, it is characterized in that: described pointer (8) is processed with multiple No. five threaded holes (802) matched with No. three threaded holes (701), be processed with pointer tip (801) at the left end of pointer (8) to match with the scale mark (3) on rule (2), can indicating graduation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619816.2U CN204831084U (en) | 2015-08-18 | 2015-08-18 | Sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619816.2U CN204831084U (en) | 2015-08-18 | 2015-08-18 | Sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work |
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| Publication Number | Publication Date |
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| CN204831084U true CN204831084U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520619816.2U Active CN204831084U (en) | 2015-08-18 | 2015-08-18 | Sealed piece wearing and tearing volume measuring device of hydraulic turbine static pressure self -balancing axial work |
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| CN (1) | CN204831084U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677418A (en) * | 2017-10-12 | 2018-02-09 | 中国长江电力股份有限公司 | A kind of large-scale movable propeller turbine runner body static balance test device and test method |
| CN112945060A (en) * | 2021-02-07 | 2021-06-11 | 宝钢湛江钢铁有限公司 | Gas chamber sealing rubber wearing and tearing on-line measuring device |
-
2015
- 2015-08-18 CN CN201520619816.2U patent/CN204831084U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677418A (en) * | 2017-10-12 | 2018-02-09 | 中国长江电力股份有限公司 | A kind of large-scale movable propeller turbine runner body static balance test device and test method |
| CN107677418B (en) * | 2017-10-12 | 2023-04-18 | 中国长江电力股份有限公司 | Static balance test device and method for runner hub of large axial flow Kaplan turbine |
| CN112945060A (en) * | 2021-02-07 | 2021-06-11 | 宝钢湛江钢铁有限公司 | Gas chamber sealing rubber wearing and tearing on-line measuring device |
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