JPH11129166A - Transporting device for hydraulic bolt tensioner - Google Patents
Transporting device for hydraulic bolt tensionerInfo
- Publication number
- JPH11129166A JPH11129166A JP29511097A JP29511097A JPH11129166A JP H11129166 A JPH11129166 A JP H11129166A JP 29511097 A JP29511097 A JP 29511097A JP 29511097 A JP29511097 A JP 29511097A JP H11129166 A JPH11129166 A JP H11129166A
- Authority
- JP
- Japan
- Prior art keywords
- tensioner
- hydraulic bolt
- bolt tensioner
- hydraulic
- pressure vessel
- 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
Landscapes
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は圧力容器開口部の閉
止蓋締付けボルトの締付け時あるいは分解時に用いられ
る油圧式ボルトテンショナ搬送装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydraulic bolt tensioner conveying device used for tightening or disassembling a closing cover tightening bolt for a pressure vessel opening.
【０００２】[0002]
【従来の技術】一般に、圧力容器開口部の閉止蓋締付け
ボルトの締付け時あるいは分解時には油圧式ボルトテン
ショナが用いられる。この油圧式ボルトテンショナは高
圧な油圧を使用するため厚肉構造となり、かなりの重量
となるため作業員の直接的な持ち上げ、移動は困難であ
る。このため油圧式ボルトテンショナ専用の搬送装置を
用いて任意の締付けボルト上に移動させる方法が一般的
に採用されている。2. Description of the Related Art In general, a hydraulic bolt tensioner is used at the time of tightening or disassembling a closing cover tightening bolt for a pressure vessel opening. This hydraulic bolt tensioner uses a high-pressure hydraulic pressure, has a thick wall structure, and has a considerable weight, which makes it difficult for an operator to directly lift and move. For this reason, a method of using a transfer device dedicated to the hydraulic bolt tensioner to move the bolt onto an arbitrary tightening bolt is generally adopted.
【０００３】従来の代表的な油圧式ボルトテンショナ用
搬送装置を、図７を参照して説明する。図に示すよう
に、油圧式ボルトテンショナ用搬送装置４は、圧力容器
開口部の閉止蓋３上に固定ボルト４ａで固定したもので
あり、閉止蓋締付けボルト２上に油圧式ボルトテンショ
ナ１が位置決めできるように、吊り下げ部材４ｂと、油
圧式テンショナ１を昇降させるためのテンショナ昇降装
置４ｃと、吊り下げ部材４ｂを回転する回転軸支柱４ｄ
と、回転軸支柱４ｄを支持する支柱４ｆ等より構成され
ている。[0003] A conventional typical transfer device for a hydraulic bolt tensioner will be described with reference to FIG. As shown in the drawing, the hydraulic bolt tensioner transport device 4 is fixed on a closing lid 3 at the opening of the pressure vessel with a fixing bolt 4a, and the hydraulic bolt tensioner 1 is positioned on a closing lid tightening bolt 2. The suspension member 4b, a tensioner elevating device 4c for elevating and lowering the hydraulic tensioner 1, and a rotating shaft support 4d for rotating the suspension member 4b.
And a support 4f for supporting the rotary shaft support 4d.
【０００４】また、油圧式ボルトテンショナ１は図示し
ないボルト掴み部及び油圧により駆動されるピストン部
等を備えている。この油圧式ボルトテンショナ１は吊り
具５を介してテンショナ昇降装置４ｃと連結されてお
り、テンショナ昇降装置４ｃの動きに追従するように構
成されている。さらに、閉止蓋３上の任意の締付けボル
ト２上に油圧式ボルトテンショナ１を円周方向に位置決
めさせるための回転軸支柱４ｄを支持する支柱４ｆに
は、軸受け構造を持つ旋回装置４ｅを設けている。この
旋回装置４ｅにより吊り下げ部材４ｂをボルトピッチ上
を回転可能な構成としており、テンショナ昇降装置４ｃ
を当該締め付けボルト上に位置するように調整してい
る。The hydraulic bolt tensioner 1 includes a bolt gripper (not shown) and a piston driven by hydraulic pressure. The hydraulic bolt tensioner 1 is connected to a tensioner elevating device 4c via a hanger 5, and is configured to follow the movement of the tensioner elevating device 4c. Further, a turning device 4e having a bearing structure is provided on a support 4f for supporting a rotary shaft support 4d for positioning the hydraulic bolt tensioner 1 in a circumferential direction on an arbitrary tightening bolt 2 on the closing lid 3. I have. The suspension member 4b is configured to be rotatable on the bolt pitch by the turning device 4e.
Is adjusted to be located on the tightening bolt.
【０００５】[0005]
【発明が解決しようとする課題】ところで、発電プラン
ト等に使用されている圧力容器の蓋や大型蒸気弁等は、
その用途、使用圧力、温度条件、周囲の環境条件等によ
り多種多様なボルトサイズ、ボルトピッチ、周囲作業ス
ペース等を有している。By the way, the lid of a pressure vessel or a large steam valve used in a power plant or the like is
It has a wide variety of bolt sizes, bolt pitches, surrounding working spaces, etc., depending on its use, working pressure, temperature conditions, and surrounding environmental conditions.
【０００６】このため、油圧式ボルトテンショナは勿論
のこと、油圧式ボルトテンショナ搬送装置もこれに合わ
せて圧力容器蓋ごとに専用のものを準備するのが通常で
ある。このため搬送装置全体での設備投入費の増大及び
メンテナンス費用の増大等を招くばかりでなく、作業後
の格納スペースの面からも改善の余地があった。For this reason, not only the hydraulic bolt tensioner but also the hydraulic bolt tensioner transport device is usually prepared for each pressure vessel lid in accordance with this. For this reason, not only does the cost of equipment input and maintenance of the entire transport apparatus increase, but also there is room for improvement in terms of storage space after work.
【０００７】また、周囲作業スペースが非常に狭い場所
での圧力容器蓋については、搬送装置の構成上、油圧式
ボルトテンショナ重量が重くてもその移動及び持ち上げ
作業は作業員のみに頼っていた。Further, regarding the pressure vessel lid in a place where the surrounding work space is very narrow, the movement and lifting work of the hydraulic bolt tensioner rely solely on the worker due to the structure of the transfer device, even if the weight of the hydraulic bolt tensioner is heavy.
【０００８】本発明は上記状況に鑑みてなされたもの
で、その目的は、油圧式ボルトテンショナの昇降動作お
よび旋回動作機能を損なうことなく多種多様な締付けボ
ルトピッチおよびサイズを有する圧力容器に適合可能な
油圧式ボルトテンショナ搬送装置を提供することにあ
る。SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to be applicable to pressure vessels having a wide variety of tightening bolt pitches and sizes without impairing the lifting / lowering and turning functions of a hydraulic bolt tensioner. Another object of the present invention is to provide a hydraulic bolt tensioner transport device.
【０００９】[0009]
【課題を解決するための手段】上記目的を達成するため
に、本発明の請求項１は、圧力容器開口部の閉止蓋締め
付けボルトを、ボルト掴み部、油圧により駆動されるピ
ストン部等を備えた油圧式ボルトテンショナと、この油
圧式ボルトテンショナを圧力容器開口部の閉止蓋締め付
けボルト上に位置決めするため回転運動する旋回装置
と、前記油圧式ボルトテンショナを上下動するテンショ
ナ昇降装置とから構成される油圧式ボルトテンショナ搬
送装置において、前記搬送装置の支柱の回転軸中心を高
さ方向に数分割の支柱に分割し、それぞれの支柱の取り
合い部を互いに合わせ、高さ方向の調整を可能とするこ
とにより、数種の圧力容器開口部閉止蓋を締め付け可能
とすることを特徴とする。In order to achieve the above object, a first aspect of the present invention is to provide a closure lid fastening bolt for a pressure vessel opening, a bolt gripper, a hydraulically driven piston, and the like. A hydraulic bolt tensioner, a turning device that rotates to position the hydraulic bolt tensioner on the closing lid fastening bolt of the pressure vessel opening, and a tensioner elevating device that moves the hydraulic bolt tensioner up and down. In the hydraulic bolt tensioner transfer device, the center of the rotation axis of the column of the transfer device is divided into several columns in the height direction, and the joints of the respective columns are aligned with each other to enable adjustment in the height direction. Thereby, several kinds of pressure vessel opening closing lids can be tightened.
【００１０】本発明の請求項２は、請求項１記載の油圧
式ボルトテンショナ搬送装置において、油圧式ボルトテ
ンショナ吊り下げ部材に半径方向の距離が異なる数個の
開孔部を設け、この開孔部に前記吊り下げ装置を据え付
け、前記圧力容器開口部閉止蓋の半径に応じた開孔部を
選定可能とすることを特徴とする。According to a second aspect of the present invention, there is provided the hydraulic bolt tensioner conveying device according to the first aspect, wherein the hydraulic bolt tensioner suspending member is provided with several openings having different radial distances. The hanging device is installed in the portion, and an opening portion according to a radius of the pressure vessel opening closing lid can be selected.
【００１１】本発明の請求項３は、請求項１記載のボル
トテンショナ搬送装置において、油圧式ボルトテンショ
ナ吊り下げ部材上に半径方向に移動可能な滑車機構を設
け、この滑車機構に前記吊り下げ部材を据え付け、圧力
容器開口部閉止蓋の半径に応じた位置に前記滑車機構を
調整可能とすることを特徴とする。According to a third aspect of the present invention, in the bolt tensioner conveying device according to the first aspect, a pulley mechanism movable in a radial direction is provided on a hydraulic bolt tensioner suspension member, and the suspension member is attached to the pulley mechanism. And the pulley mechanism can be adjusted to a position corresponding to the radius of the pressure vessel opening closing lid.
【００１２】本発明の請求項４は、請求項１記載の油圧
式ボルトテンショナ搬送装置において、油圧式ボルトテ
ンショナ吊り下げ部材を半径方向に数分割し、さらに互
いの部材を重ね合わせることにより中心軸から半径方向
最大距離を調整可能とし、周囲作業スペースの制約が異
なる圧力容器開口部閉止蓋を締め付け可能とすることを
特徴とする。According to a fourth aspect of the present invention, there is provided the hydraulic bolt tensioner conveying device according to the first aspect, wherein the hydraulic bolt tensioner suspending member is divided into several parts in the radial direction, and the members are overlapped with each other so that the center shaft is overlapped. , The maximum distance in the radial direction can be adjusted, and the pressure vessel opening closing lid with different restrictions on the surrounding working space can be tightened.
【００１３】本発明の請求項５は、請求項１記載の油圧
式ボルトテンショナ搬送装置において、油圧式ボルトテ
ンショナ吊り下げ装置の代りに支柱に昇降装置を取り付
け、前記吊り下げ部材ごと上下運動させ、高さ方向の調
整が必要な圧力容器開口部閉止蓋を締め可能とすること
を特徴とする。According to a fifth aspect of the present invention, in the hydraulic bolt tensioner conveying device according to the first aspect, an elevating device is attached to a column instead of the hydraulic bolt tensioner suspending device, and the lifting member is vertically moved together with the suspending member. It is characterized in that the pressure vessel opening closing lid which needs to be adjusted in the height direction can be tightened.
【００１４】[0014]
【発明の実施の形態】以下、本発明の実施の形態を図を
参照して説明する。図１は本発明の第１実施例（請求項
１対応）である油圧式ボルトテンショナ搬送装置の構成
図である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a configuration diagram of a hydraulic bolt tensioner transfer device according to a first embodiment (corresponding to claim 1) of the present invention.
【００１５】図に示すように、本実施例の油圧式ボルト
テンショナ搬送装置４１は、回転軸支柱４ｄと、回転軸
支柱４ｄに取り付けられた油圧式ボルトテンショナ吊り
下げ部材４ｂと、吊り下げ部材４ｂの両側に取り付けら
れたテンショナ昇降装置４ｃと、回転軸支柱４ｄを回転
させて吊り下げ部材４ｂを旋回する旋回装置４ｅと、吊
り下げ部材４ｂ及び旋回装置４ｅを支持する支柱４ｆと
から構成された点は、図７の従来の油圧式ボルトテンシ
ョナ搬送装置４と同一構成である。また、油圧式ボルト
テンショナ１は従来の油圧式ボルトテンショナと同様に
図示しないボルト掴み部及び油圧により駆動されるピス
トン部等を備えている。ただ、本実施例では、支柱４ｆ
と旋回装置４ｅとを分割可能にするために、支柱４ｆを
数個の支柱に分割できる構成とした点が図７の従来の油
圧式ボルトテンショナ搬送装置４と異なる。As shown in the figure, a hydraulic bolt tensioner transport device 41 of this embodiment comprises a rotary shaft support 4d, a hydraulic bolt tensioner hanging member 4b attached to the rotary shaft support 4d, and a hanging member 4b. , A rotating device 4e for rotating the rotating shaft support 4d to rotate the hanging member 4b, and a support 4f for supporting the hanging member 4b and the rotating device 4e. The configuration is the same as that of the conventional hydraulic bolt tensioner transfer device 4 shown in FIG. The hydraulic bolt tensioner 1 includes a bolt gripper (not shown) and a piston driven by hydraulic pressure, etc., like the conventional hydraulic bolt tensioner. However, in this embodiment, the support 4f
7 is different from the conventional hydraulic bolt tensioner transporting device 4 in FIG. 7 in that the strut 4f is divided into several struts in order to make it possible to divide the pivoting device 4e and the turning device 4e.
【００１６】次に、本実施例の作用について説明する。
閉止蓋締付けボルト２上に油圧式ボルトテンショナ１が
位置決めできるように、吊り下げ部材４ｂを旋回装置４
ｅにより回転させた後、テンショナ昇降装置４ｃにより
吊り具５を昇降させて油圧式ボルトテンショナ１を閉止
蓋３上の締付けボルト２上に位置決めしてから締付けボ
ルト２に嵌合して締付けボルト２を取外すものである。
したがって、高さ方向の調整が必要な容器開口部閉止蓋
あるいは直接蒸気弁の部品３ａに適用する場合は、分割
した支柱４ｆを取り外すことにより対応が可能である。
特に搬送装置の固定部中心に他の構造物が存在するよう
な数種の圧力容器あるいは大型蒸気弁の蓋に適用できる
ものである。Next, the operation of this embodiment will be described.
The suspension member 4b is moved to the turning device 4 so that the hydraulic bolt tensioner 1 can be positioned on the closing lid tightening bolt 2.
e, and the lifting tool 5c is moved up and down by the tensioner lifting / lowering device 4c to position the hydraulic bolt tensioner 1 on the tightening bolt 2 on the closing lid 3, and then fitted to the tightening bolt 2 to tighten the tightening bolt 2. Is to remove it.
Therefore, when the present invention is applied to the container opening closing lid or the component 3a of the direct steam valve which needs to be adjusted in the height direction, it is possible to cope with it by removing the divided column 4f.
In particular, the present invention can be applied to several types of pressure vessels or large steam valve lids in which other structures exist at the center of the fixed portion of the transfer device.
【００１７】図２は第１実施例の変形例（請求項１対
応）であり、第１実施例において、分割した支柱４ｆを
取り除き、直接蒸気弁の部品３ａに旋回装置４ｅを取り
付けた場合を示している。FIG. 2 shows a modification of the first embodiment (corresponding to claim 1). In the first embodiment, a case where a divided support 4f is removed and a swirl device 4e is directly attached to a part 3a of a steam valve is shown. Is shown.
【００１８】このように支柱４ｆを軸方向に数分割し、
それぞれの支柱４ｆの取り合い部を互いに合わせること
により、一つの搬送装置にて高さ方向が調整可能となる
ようにしたものである。In this way, the support 4f is divided into several parts in the axial direction,
The height direction can be adjusted by a single transfer device by aligning the joints of the columns 4f with each other.
【００１９】図３は本発明の第２実施例（請求項２対
応）である油圧式ボルトテンショナ搬送装置の構成図で
ある。図に示すように、本実施例は、油圧式ボルトテン
ショナ吊り下げ部材４ｂに半径方向の距離が異なる数個
の開孔部６を設けており、半径方向の調整が必要な容器
開口部閉止蓋３に使用する場合はこの開孔部６にテンシ
ョナ昇降装置４ｃを付け替えることにより対応が可能で
ある。図中一点鎖線は、図７の従来技術による搬送装置
である。FIG. 3 is a block diagram of a hydraulic bolt tensioner transfer device according to a second embodiment (corresponding to claim 2) of the present invention. As shown in the figure, in this embodiment, a hydraulic bolt tensioner suspension member 4b is provided with several openings 6 having different radial distances, and a container opening closing lid which needs to be adjusted in the radial direction. 3 can be dealt with by replacing the opening 6 with a tensioner elevating device 4c. The chain line in the figure is the transfer device according to the prior art of FIG.
【００２０】このように油圧式ボルトテンショナの吊り
下げ部材に回転軸中心より半径方向の距離が異なる数個
の開孔部を設け、この開口部にテンショナ昇降装置を吊
り下げることにより、一つの搬送装置にて半径方向の位
置決めが調整可能となるようにしたものである。As described above, the suspension member of the hydraulic bolt tensioner is provided with several openings having different radial distances from the center of the rotation shaft, and the tensioner elevating device is suspended in these openings to form one transporter. The positioning in the radial direction can be adjusted by the device.
【００２１】また、本実施例は図１の第１実施例の高さ
方向調整可能な構造に組み合わせると、特に圧力容器あ
るいは大型蒸気弁の蓋の締付けボルト半径方向位置が異
なるような蓋に適用できるものである。Further, when this embodiment is combined with the height-adjustable structure of the first embodiment shown in FIG. 1, it is particularly applied to a lid in which the fastening bolt radial position of the lid of a pressure vessel or a large steam valve is different. You can do it.
【００２２】図４は本発明の第３実施例（請求項３対
応）の構成図である。図に示すように、テンショナ吊り
下げ部材４ｂ上に半径方向に移動可能なガイド７ｃをも
つ滑車機構７を設け、この機構にテンショナ昇降装置４
ｃを据え付けている。滑車機構７にはストッパー７ａ付
きのキャスター７ｂ部を取り付けており、半径方向の位
置決め調整が必要な場合には、滑車機構を滑らせ、スト
ッパー７ａを使用することにより任意の位置に固定が可
能である。FIG. 4 is a block diagram of a third embodiment (corresponding to claim 3) of the present invention. As shown in the figure, a pulley mechanism 7 having a guide 7c movable in a radial direction is provided on a tensioner suspension member 4b, and the tensioner lifting device 4
c is installed. A caster 7b with a stopper 7a is attached to the pulley mechanism 7, and when positioning adjustment in the radial direction is necessary, the pulley mechanism can be slid and fixed at an arbitrary position by using the stopper 7a. is there.
【００２３】このように吊り下げ部材に数個の開孔部を
設ける代わりに、テンショナ昇降装置を吊り下げた滑車
を吊り下げ部材中に設けることにより、一つの搬送装置
にてさらに半径方向の位置決めが容易に調整可能とな
る。また、本実施例は図１の第１実施例の高さ方向調整
可能な構造に組み合わせると、特に圧力容器あるいは大
型蒸気弁の蓋の締付けボルト半径方向位置が異なるよう
な蓋に適用できるものである。By providing a pulley in which a tensioner elevating device is hung in the hanging member instead of providing a plurality of holes in the hung member as described above, the positioning in the radial direction can be further performed by one transfer device. Can be easily adjusted. When this embodiment is combined with the height-adjustable structure of the first embodiment shown in FIG. 1, the present embodiment can be applied particularly to a lid in which the fastening bolt radial position of the lid of a pressure vessel or a large steam valve is different. is there.
【００２４】図５は本発明の第４実施例（請求項４対
応）の構成図である。図に示すように、吊り下げ部材４
ｂをその断面の大きさが異なる部材の組み合わせを重ね
合わせており、半径方向の位置決め調整が必要な場合に
は、二つの吊り下げ部材（４ｂ，８）の組み合わせ位置
を変更させることにより位置決め調整が可能である。本
実施例によれば、周囲作業スペースに制約がある場合で
も、大きな半径方向に適用可能な搬送装置を使用するこ
とが可能となる。なお、図中一点鎖線は、従来技術によ
る搬送装置である。FIG. 5 is a block diagram of a fourth embodiment (corresponding to claim 4) of the present invention. As shown in FIG.
b is a combination of members having different cross-sectional sizes, and when positioning adjustment in the radial direction is necessary, the positioning adjustment is performed by changing the combination position of the two hanging members (4b, 8). Is possible. According to the present embodiment, it is possible to use a transfer device that can be applied in a large radial direction even when the surrounding work space is limited. The dashed line in the figure is a conventional transport device.
【００２５】このようにさらに作業スペースの制約があ
るような場所でも搬送装置が適用できるように考案され
たものであるが、吊り下げ部材部を半径方向にスライド
可能となるような複数個の部材に分割し、一つの搬送装
置にて半径方向の位置決めが調整可能となるようにし、
また、搬送装置回りの必要作業スペースが縮小するよう
にしたものである。As described above, the present invention has been devised so that the transfer device can be applied to a place where the work space is further restricted. However, a plurality of members which can slide the hanging member in the radial direction are used. , So that the positioning in the radial direction can be adjusted with one transport device,
Further, the required work space around the transfer device is reduced.
【００２６】また、本実施例は図１の第１実施例の高さ
方向調整可能な構造に組み合わせると、特に圧力容器あ
るいは大型蒸気弁の蓋の締付けボルト半径方向位置が異
なるような蓋に適用できるものである。Further, when this embodiment is combined with the height-adjustable structure of the first embodiment shown in FIG. 1, it is particularly applicable to a lid in which the fastening bolt radial position of the lid of a pressure vessel or a large steam valve is different. You can do it.
【００２７】図６は本発明の第５実施例（請求項５対
応）の構成図である。図に示すように、回転軸中心部に
テンショナ昇降装置９を設けたものであり、一つの昇降
装置にて、多数の油圧式ボルトテンショナを昇降させる
ことができるために、高さ方向の作業スペースが限られ
た容器開口部閉止蓋あるいは蒸気弁蓋３に使用すること
が可能であり、かつ必要な高さに任意に調整が可能とな
る。また、本実施例は図１の第１実施例における高さ方
向の作業スペースが制約されるような圧力容器あるいは
大型蒸気弁の蓋にも適用できるものである。FIG. 6 is a block diagram of a fifth embodiment (corresponding to claim 5) of the present invention. As shown in the figure, a tensioner elevating device 9 is provided at the center of the rotating shaft, and a large number of hydraulic bolt tensioners can be elevated and lowered by one elevating device. Can be used for the container opening closure lid or the steam valve lid 3 which is limited, and can be arbitrarily adjusted to a required height. Further, the present embodiment can be applied to a pressure vessel or a lid of a large steam valve in which the work space in the height direction in the first embodiment of FIG. 1 is restricted.
【００２８】[0028]
【発明の効果】以上説明したように、本発明（請求項１
乃至請求項５対応）によれば、油圧式ボルトテンショナ
搬送装置は油圧式ボルトテンショナの昇降動作および旋
回動作機能を損なうことなく多種多様な締付けボルトピ
ッチおよびサイズを有する圧力容器蓋や蒸気弁蓋等に適
合するばかりでなく、作業スペース上に制約がある部位
の圧力容器蓋や蒸気弁蓋等にも適用可能な油圧式ボルト
テンショナ搬送装置を提供することができる。As described above, the present invention (Claim 1)
According to the fifth aspect of the present invention, a hydraulic bolt tensioner conveying device is a pressure vessel lid, a steam valve lid, or the like having a variety of tightening bolt pitches and sizes without impairing the lifting / lowering operation and the turning operation function of the hydraulic bolt tensioner. It is possible to provide a hydraulic bolt tensioner transfer device which can be applied not only to a pressure vessel lid, a steam valve lid, and the like in a region where there is a restriction on a work space, but also to a work space.
【図１】本発明の第１実施例の構成図。FIG. 1 is a configuration diagram of a first embodiment of the present invention.
【図２】図１の第１実施例の変形例の構成図。FIG. 2 is a configuration diagram of a modification of the first embodiment of FIG. 1;
【図３】本発明の第２実施例の構成図。FIG. 3 is a configuration diagram of a second embodiment of the present invention.
【図４】本発明の第３実施例の構成図。FIG. 4 is a configuration diagram of a third embodiment of the present invention.
【図５】本発明の第４実施例の構成図。FIG. 5 is a configuration diagram of a fourth embodiment of the present invention.
【図６】本発明の第５実施例の構成図。FIG. 6 is a configuration diagram of a fifth embodiment of the present invention.
【図７】従来の油圧式ボルトテンショナ搬送装置の構成
図。FIG. 7 is a configuration diagram of a conventional hydraulic bolt tensioner transfer device.
１…油圧式ボルトテンショナ、２…締付けボルト、３…
圧力容器閉止蓋、３ａ…蒸気弁の部品、４…搬送装置、
４ａ…固定ボルト、４ｂ…吊り下げ部材、４ｃ…テンシ
ョナ昇降装置、４ｄ…回転軸支柱、４ｅ…旋回装置、４
ｆ…支柱、５…吊り具、６…開孔部、７…滑車機構、７
ａ…ストッパー、７ｂ…キャスター、７ｃ…ガイド、８
…吊り下げ部材、９…テンショナ昇降装置。1: Hydraulic bolt tensioner, 2: Tightening bolt, 3:
Pressure vessel closing lid, 3a: steam valve parts, 4: transport device,
4a: fixing bolt, 4b: hanging member, 4c: tensioner elevating device, 4d: rotating shaft support, 4e: turning device, 4
f: prop, 5: hanging tool, 6: opening, 7: pulley mechanism, 7
a: stopper, 7b: caster, 7c: guide, 8
... hanging member, 9 ... tensioner elevating device.
Claims (5)
を、ボルト掴み部、油圧により駆動されるピストン部等
を備えた油圧式ボルトテンショナと、この油圧式ボルト
テンショナを圧力容器開口部の閉止蓋締め付けボルト上
に位置決めするため回転運動する旋回装置と、前記油圧
式ボルトテンショナを上下動するテンショナ昇降装置と
から構成される油圧式ボルトテンショナ搬送装置におい
て、前記搬送装置の支柱の回転軸中心を高さ方向に数分
割の支柱に分割し、それぞれの支柱の取り合い部を互い
に合わせ、高さ方向の調整を可能とすることにより、数
種の圧力容器開口部閉止蓋を締め付け可能とすることを
特徴とする油圧式ボルトテンショナ搬送装置。The present invention relates to a hydraulic bolt tensioner having a bolt gripping portion, a hydraulically driven piston, and the like, and a closing lid for closing the pressure vessel opening. In a hydraulic bolt tensioner transport device including a turning device that rotates to position on a tightening bolt and a tensioner elevating device that moves the hydraulic bolt tensioner up and down, the rotation axis center of a column of the transport device is set high. It is divided into several columns in the vertical direction, the joints of each column are aligned with each other, and the height direction can be adjusted, so that several types of pressure vessel opening closing lids can be tightened. Hydraulic tensioner transfer device.
搬送装置において、油圧式ボルトテンショナ吊り下げ部
材に半径方向の距離が異なる数個の開孔部を設け、この
開孔部に前記吊り下げ装置を据え付け、前記圧力容器開
口部閉止蓋の半径に応じた開孔部を選定可能とすること
を特徴とする油圧式ボルトテンショナ搬送装置。2. The hydraulic bolt tensioner conveying device according to claim 1, wherein the hydraulic bolt tensioner suspending member is provided with a plurality of apertures having different radial distances, and the suspending device is provided in the apertures. The hydraulic bolt tensioner transport device is characterized in that an opening can be selected according to a radius of the pressure vessel opening closing lid.
置において、油圧式ボルトテンショナ吊り下げ部材上に
半径方向に移動可能な滑車機構を設け、この滑車機構に
前記吊り下げ部材を据え付け、圧力容器開口部閉止蓋の
半径に応じた位置に前記滑車機構を調整可能とすること
を特徴とする油圧式ボルトテンショナ搬送装置。3. The bolt tensioner transporting device according to claim 1, further comprising a pulley mechanism movable in a radial direction on the hydraulic bolt tensioner hanging member, wherein the hanging member is mounted on the pulley mechanism, and the pressure vessel opening is provided. A hydraulic bolt tensioner transport device, wherein the pulley mechanism can be adjusted to a position corresponding to a radius of a part closing lid.
搬送装置において、油圧式ボルトテンショナ吊り下げ部
材を半径方向に数分割し、さらに互いの部材を重ね合わ
せることにより中心軸から半径方向最大距離を調整可能
とし、周囲作業スペースの制約が異なる圧力容器開口部
閉止蓋を締め付け可能とすることを特徴とする油圧式ボ
ルトテンショナ搬送装置。4. The hydraulic bolt tensioner conveying device according to claim 1, wherein the hydraulic bolt tensioner suspending member is divided into several parts in the radial direction, and the members are overlapped with each other so that the maximum distance in the radial direction from the central axis is reduced. A hydraulic bolt tensioner transfer device, which is adjustable, and is capable of tightening a pressure vessel opening closing lid having a different restriction on a surrounding work space.
搬送装置において、油圧式ボルトテンショナ吊り下げ装
置の代りに支柱に昇降装置を取り付け、前記吊り下げ部
材ごと上下運動させ、高さ方向の調整が必要な圧力容器
開口部閉止蓋を締め可能とすることを特徴とする油圧式
ボルトテンショナ搬送装置。5. The hydraulic bolt tensioner conveying device according to claim 1, wherein a lifting / lowering device is attached to a column instead of the hydraulic bolt tensioner suspending device, and the suspending member is moved up and down to adjust the height. A hydraulic bolt tensioner transfer device, wherein a required pressure container opening closing lid can be tightened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29511097A JPH11129166A (en) | 1997-10-28 | 1997-10-28 | Transporting device for hydraulic bolt tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29511097A JPH11129166A (en) | 1997-10-28 | 1997-10-28 | Transporting device for hydraulic bolt tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11129166A true JPH11129166A (en) | 1999-05-18 |
Family
ID=17816431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29511097A Pending JPH11129166A (en) | 1997-10-28 | 1997-10-28 | Transporting device for hydraulic bolt tensioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11129166A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200452367Y1 (en) | 2008-12-19 | 2011-02-22 | 에스티엑스중공업 주식회사 | Hydraulic Jack Tool Complete for 2-Stroke Engine |
| JP2013542085A (en) * | 2010-10-25 | 2013-11-21 | 大連徳新机電技術工程有限公司 | Single axis yaw electric bolt tightening machine |
| KR200474307Y1 (en) * | 2010-06-09 | 2014-09-05 | 현대중공업 주식회사 | Unified hydraulic jack for 2-stroke diesel engine |
| CN105033622A (en) * | 2015-06-01 | 2015-11-11 | 北京雷蒙赛博机电技术有限公司 | Supporting ring reducing mechanism for rigid reducing type all-synchronous bolt tensioner |
| CN107263075A (en) * | 2016-03-31 | 2017-10-20 | 曼柴油机和涡轮机欧洲股份公司 | The equipment of the holding equipment of threaded connection is positioned for during built on stilts assembly and disassembly |
-
1997
- 1997-10-28 JP JP29511097A patent/JPH11129166A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200452367Y1 (en) | 2008-12-19 | 2011-02-22 | 에스티엑스중공업 주식회사 | Hydraulic Jack Tool Complete for 2-Stroke Engine |
| KR200474307Y1 (en) * | 2010-06-09 | 2014-09-05 | 현대중공업 주식회사 | Unified hydraulic jack for 2-stroke diesel engine |
| JP2013542085A (en) * | 2010-10-25 | 2013-11-21 | 大連徳新机電技術工程有限公司 | Single axis yaw electric bolt tightening machine |
| CN105033622A (en) * | 2015-06-01 | 2015-11-11 | 北京雷蒙赛博机电技术有限公司 | Supporting ring reducing mechanism for rigid reducing type all-synchronous bolt tensioner |
| CN107263075A (en) * | 2016-03-31 | 2017-10-20 | 曼柴油机和涡轮机欧洲股份公司 | The equipment of the holding equipment of threaded connection is positioned for during built on stilts assembly and disassembly |
| CN107263075B (en) * | 2016-03-31 | 2021-03-26 | 曼恩能源方案有限公司 | Device for positioning a holding device for a threaded connection during overhead assembly and disassembly |
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