CN205370837U - Novel tubular turbine telescopic joint structure - Google Patents

Novel tubular turbine telescopic joint structure Download PDF

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Publication number
CN205370837U
CN205370837U CN201521143800.5U CN201521143800U CN205370837U CN 205370837 U CN205370837 U CN 205370837U CN 201521143800 U CN201521143800 U CN 201521143800U CN 205370837 U CN205370837 U CN 205370837U
Authority
CN
China
Prior art keywords
telescopic joint
seal groove
several
joint
runner envelope
Prior art date
Application number
CN201521143800.5U
Other languages
Chinese (zh)
Inventor
翟月敏
张志斌
周学均
Original Assignee
天津市天发重型水电设备制造有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 天津市天发重型水电设备制造有限公司 filed Critical 天津市天发重型水电设备制造有限公司
Priority to CN201521143800.5U priority Critical patent/CN205370837U/en
Application granted granted Critical
Publication of CN205370837U publication Critical patent/CN205370837U/en

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

Abstract

The utility model aims at providing a novel tubular turbine telescopic joint structure, including the telescopic joint, the chamber for runner, the foundation ring, the first seal groove of a plurality of, the second seal groove, the third seal groove, the bolt, the round pin, the backing ring, a plurality of adjusting bolt, a plurality of nut, a plurality of cushion, first seal groove and second seal groove are located the telescopic joint, the bolt closes telescopic joint and foundation ring handle through telescopic joint horizontal direction through -hole with the round pin, the backing ring is located between telescopic joint and the foundation ring, the third seal groove is located the backing ring, first seal groove, the second seal groove, the inside rubber strip that all is equipped with of third seal groove, adjusting bolt closes telescopic joint and chamber for runner handle through the through -hole of the vertical direction of telescopic joint, the beneficial effect of the utility model: this scheme has increased sealed quantity on the basis of original structure to increased adjusting bolt and adjust clearance between the two between telescopic joint and chamber for runner, the telescopic joint after the improvement is easily adjusted, and sealed respond well.

Description

Novel tubular turbine expansion joint structure
Technical field
This utility model relates to the hydraulic turbine and manufactures manufacture field, particularly to a kind of novel tubular turbine expansion joint structure.
Background technology
Tubular turbine is provided with telescopic joint between runner envelope and foundation ring, telescopic joint be one for providing expanded by heating, shrink space of catching a cold for runner envelope, eliminate the distance between tubed skin flap and foundation ring because installing the attachment structure of caused error.As large-sized ring part, tubular turbine expansion joint structure processing difficulties, due to the structure for being split into two halves, easily cause two halves not concentric, easily causing uneven with the gap of runner envelope after making installation, sealing member does not have the effect of sealing, and then causes leaking between runner envelope and foundation ring seriously, the adjustment difficulty of sealing member, the problem such as the concentricity of pressure ring not easily adjustment in telescopic joint.
Utility model content
For the problems referred to above, the purpose of this utility model provide a kind of be readily produced, regulate, assemble and favorable sealing property and can be general cross-flow water turbine expansion joint structure.
nullThis utility model solves above-mentioned technical problem and be the technical scheme is that a kind of novel tubular turbine expansion joint structure,It is characterized in that: include telescopic joint、Runner envelope、Foundation ring、Several first seal grooves、Second seal groove、3rd seal groove、Bolt、Pin、Gasket ring、Several adjusting bolts、Several nuts、Several cushion blocks,Described telescopic joint is positioned at above runner envelope,The L-shaped structure in described telescopic joint cross section,Described first seal groove and the second seal groove are positioned on telescopic joint,The vertical side of described telescopic joint is provided with several horizontal direction through holes,The horizontal side of described telescopic joint is provided with the through hole of several vertical directions,Described gasket ring is between telescopic joint and foundation ring,Described bolt and pin pass through telescopic joint horizontal direction through hole by telescopic joint and gasket ring、Foundation ring is closing,Described 3rd seal groove is positioned on gasket ring,Described first seal groove、Second seal groove、It is equipped with rubber strip inside 3rd seal groove,Described cushion block is positioned at above runner envelope,Described cushion block is fixing with runner envelope to be connected,Telescopic joint is closed with runner envelope handle by described adjusting bolt by the through hole of telescopic joint vertical direction,Described nut coordinates fixing with adjusting bolt.
Further, described cushion block is connected by welding manner with runner envelope.
Further, the quantity of several described cushion blocks is 40.
Further, several described adjusting bolts, several described nuts quantity be 40, the specification of described adjusting bolt and nut is M48.
Further, described first seal groove, the 3rd seal groove cross section be rectangular configuration.
Further, the cross section of described second seal groove is triangular structure.
The utility model has the advantage of:
This programme adds the quantity of sealing on the basis of original structure, and adds the adjusting bolt gap to regulate between telescopic joint and runner envelope between telescopic joint and runner envelope, and the telescopic joint after improvement is prone to adjust, and sealing effectiveness is good.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Wherein:
1. telescopic joint 2. runner envelope 3. foundation ring 4. first seal groove
5. the second seal groove 6. the 3rd seal groove 7. bolt 8. is sold
9. gasket ring 10. adjusting bolt 11. nut 12. cushion block
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
nullAs shown in Figure 1,A kind of novel tubular turbine expansion joint structure,It is characterized in that,Including telescopic joint 1、Runner envelope 2、Foundation ring 3、Several first seal grooves 4、Second seal groove 5、3rd seal groove 6、Bolt 7、Pin 8、Gasket ring 9、Several adjusting bolts 10、Several nuts 11、Several cushion blocks 12,Described telescopic joint 1 is positioned at above runner envelope 2,The L-shaped structure in described telescopic joint 1 cross section,Described first seal groove 4 and the second seal groove 5 are positioned on telescopic joint 1,The described vertical side of telescopic joint 1 is provided with several horizontal direction through holes,The described horizontal side of telescopic joint 1 is provided with the through hole of several vertical directions,Described gasket ring 9 is between telescopic joint 1 and foundation ring 3,Described bolt 7 and pin 8 pass through telescopic joint 1 horizontal direction through hole by telescopic joint 1 and gasket ring 9、Foundation ring 3 conjunction,Described 3rd seal groove 6 is positioned on gasket ring 9,Described first seal groove 4、Second seal groove 5、3rd seal groove 6 is internal is equipped with rubber strip,Primarily serve sealing function,Described cushion block 12 is positioned at above runner envelope 2,Described cushion block 12 is fixing with runner envelope 2 to be connected,Described adjusting bolt 10 passes through the through hole of telescopic joint 1 vertical direction by telescopic joint 1 and runner envelope 2 conjunction,Described nut 11 coordinates fixing with adjusting bolt 10.
Further, described cushion block 12 is connected by welding manner with runner envelope 1.
Further, the quantity of several described cushion blocks 12 is 40.
Further, several described adjusting bolts 10, several described nuts 11 quantity be 40, the specification of described adjusting bolt 10 and nut 11 is M48.
Further, the cross section of described first seal groove the 4, the 3rd seal groove 6 is rectangular configuration.
Further, the cross section of described second seal groove 5 is triangular structure.
Working method: during use, when after runner envelope 2 and telescopic joint 1 installation, will be located in rubber strip within the first seal groove 4 and be positioned at the rubber strip within the second seal groove 5 and be arranged on telescopic joint 1, will be located in the rubber strip of the 3rd seal groove 6 and be arranged on gasket ring 9, first gasket ring 9 is arranged on runner envelope 2, then telescopic joint 1 is pressed on gasket ring 9, with bolt 7 by telescopic joint 1 and gasket ring 9 and foundation ring 3 conjunction.On runner envelope 2, it is welded with 40 cushion blocks 12 simultaneously, adjusting bolt 10 and adjusting nut 11 are arranged on telescopic joint 1, adjusting bolt 10 is made to withstand on cushion block 12, tightening and loosening the gap regulating runner envelope 2 and foundation ring 3 contact surface by adjusting bolt 10, thus reaching to compress the effect of rubber strip so that the sealing function of rubber strip reaches best, after having regulated, tighten adjusting nut 11, play fixation.Between runner envelope 2 and foundation ring 3, gap changes or when the crush of rubber strip is inadequate in running, it is also possible to reached by the method to compress the effect sealed.The structure of this kind of telescopic joint for telescopic joint in installation process due to not easily adjustment that big part processing difficulties causes, and the drainage in unit operation caused not due to the crush of rubber strip serves very big improvement result, especially for the simple and convenient easy processing and manipulation of the transformation of the telescopic joint of operating unit.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit;Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement;And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.

Claims (6)

  1. null1. a novel tubular turbine expansion joint structure,It is characterized in that: include telescopic joint、Runner envelope、Foundation ring、Several first seal grooves、Second seal groove、3rd seal groove、Bolt、Pin、Gasket ring、Several adjusting bolts、Several nuts、Several cushion blocks,Described telescopic joint is positioned at above runner envelope,The L-shaped structure in described telescopic joint cross section,Described first seal groove and the second seal groove are positioned on telescopic joint,The vertical side of described telescopic joint is provided with several horizontal direction through holes,The horizontal side of described telescopic joint is provided with the through hole of several vertical directions,Described gasket ring is between telescopic joint and foundation ring,Described bolt and pin pass through telescopic joint horizontal direction through hole by telescopic joint and gasket ring、Foundation ring is closing,Described 3rd seal groove is positioned on gasket ring,Described first seal groove、Second seal groove、It is equipped with rubber strip inside 3rd seal groove,Described cushion block is positioned at above runner envelope,Described cushion block is fixing with runner envelope to be connected,Telescopic joint is closed with runner envelope handle by described adjusting bolt by the through hole of telescopic joint vertical direction,Described nut coordinates fixing with adjusting bolt.
  2. 2. a kind of novel tubular turbine expansion joint structure according to claim 1, it is characterised in that: described cushion block is connected by welding manner with runner envelope.
  3. 3. a kind of novel tubular turbine expansion joint structure according to claim 1, it is characterised in that: the quantity of several described cushion blocks is 40.
  4. 4. a kind of novel tubular turbine expansion joint structure according to claim 1, it is characterised in that: several described adjusting bolts, several described nuts quantity be 40, the specification of described adjusting bolt and nut is M48.
  5. 5. a kind of novel tubular turbine expansion joint structure according to claim 1, it is characterised in that: described first seal groove, the 3rd seal groove cross section be rectangular configuration.
  6. 6. a kind of novel tubular turbine expansion joint structure according to claim 1, it is characterised in that: the cross section of described second seal groove is triangular structure.
CN201521143800.5U 2015-12-31 2015-12-31 Novel tubular turbine telescopic joint structure CN205370837U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521143800.5U CN205370837U (en) 2015-12-31 2015-12-31 Novel tubular turbine telescopic joint structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521143800.5U CN205370837U (en) 2015-12-31 2015-12-31 Novel tubular turbine telescopic joint structure

Publications (1)

Publication Number Publication Date
CN205370837U true CN205370837U (en) 2016-07-06

Family

ID=56274849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521143800.5U CN205370837U (en) 2015-12-31 2015-12-31 Novel tubular turbine telescopic joint structure

Country Status (1)

Country Link
CN (1) CN205370837U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107327362A (en) * 2017-08-09 2017-11-07 四川港航嘉陵江金沙航电开发有限公司 A kind of tubular turbine telescopic joint encapsulating method
CN107893727A (en) * 2017-12-29 2018-04-10 东方电气集团东方电机有限公司 A kind of tubular turbine collocation structure
CN110778820A (en) * 2019-11-01 2020-02-11 王海飞 Intelligent pipeline structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107327362A (en) * 2017-08-09 2017-11-07 四川港航嘉陵江金沙航电开发有限公司 A kind of tubular turbine telescopic joint encapsulating method
CN107893727A (en) * 2017-12-29 2018-04-10 东方电气集团东方电机有限公司 A kind of tubular turbine collocation structure
CN107893727B (en) * 2017-12-29 2019-02-19 东方电气集团东方电机有限公司 A kind of tubular turbine collocation structure
CN110778820A (en) * 2019-11-01 2020-02-11 王海飞 Intelligent pipeline structure

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