CN203855358U - Vertical hoisting device - Google Patents
Vertical hoisting device Download PDFInfo
- Publication number
- CN203855358U CN203855358U CN201420253370.1U CN201420253370U CN203855358U CN 203855358 U CN203855358 U CN 203855358U CN 201420253370 U CN201420253370 U CN 201420253370U CN 203855358 U CN203855358 U CN 203855358U
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- China
- Prior art keywords
- vertical
- hoisting
- penstock
- suspension centre
- hanging apparatus
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- Expired - Fee Related
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Abstract
The utility model relates to a vertical hoisting device applicable to hoisting of buried inclined shaft pressure steel pipes. A vertical hoisting frame is mounted at one end of a base, and two ends of each of a plurality of pulling rods are connected to the top of the vertical hoisting frame and a corresponding position at the other end of the base respectively. The bottom of the vertical hoisting frame is provided with a first hoisting point with a pulley block, and a second hoisting point with a pulley block and a third hoisting point with a pulley block are symmetrically arranged at the top of the vertical hoisting frame. The vertical hoisting device has the advantages of low cost, simple structure, convenience and flexibility in use, convenience in maintenance of the hoisting points, acceleration of the installation progress of pressure steel pipes and avoidance of safety risks.
Description
technical field:
The utility model relates to embedded inclined shaft penstock lifting construction, is specially adapted to arrange the vertical mast-up of the inclined shaft penstock lifting construction of day anchor or supreme flat section.
background technology:
At present, two diversion tunnels of Yan Tan power station extension project penstock design, diversion tunnel is divided into lower curved section, lower horizontal section, lower flat section (supreme flat section), means that lower curved section, the installation of lower horizontal section penstock can not adopt conventional day anchor and assembly pulley to install.Diversion tunnel import is directly connected with bulkhead gate groove, and gate slot concrete construction and lucky parallel construction of penstock installation duration.Therefore to guarantee that penstock and civil engineering coordination become the key whether power station can normally put into operation, if adopt a conventional day anchor to be arranged in top, hole, by the problem that occurs that sky anchor cloth postpone cannot lift, adjust, uses; If adopt the pre-buried day anchor in import Dong Bi center, there will be penstock from import to day anchor without steel rope bound state, the as easy as rolling off a log safety misadventure that causes, in addition when hole wall center arrangement sky anchor and steel rope normally move, steel rope angle and hole wall friction cannot overcome and will cause wire cable rupture to occur dangerous situation, so diversion tunnel import arranges that a day anchor scheme can not meet civil engineering, penstock is installed needs.
utility model content:
The purpose of this utility model is vertically to lift problem in order to solve embedded inclined shaft penstock, provides a kind of with low cost, simple in structure, use, convenient, flexible, be convenient to suspension centre Maintenance and Repair, improve penstock erection schedule, evade the vertical hanging apparatus of security risk.
The purpose of this utility model is achieved like this:
The vertical hanging apparatus of the utility model, vertical mast-up is housed on base one end, the two ends of several pull bars are connected on vertical mast-up top and base other end correspondence position, the first suspension centre of assembly pulley is vertically housed on mast-up bottom and symmetrical the second suspension centre that assembly pulley is housed on top, fills the 3rd suspension centre of assembly pulley, on the first suspension centre, the second suspension centre, the 3rd suspension centre, assembly pulley is housed respectively.
In above-mentioned vertical mast-up, parallel montant is housed, between adjacent parallel montant, diagonal brace is housed.
Pressing force steel pipe inclined shaft size is selected the vertical hanging apparatus of the utility model, vertical hanging apparatus is installed on to inclined shaft top, by vertical mast-up diagonal brace firm welding, by pull bar is reliable connect after, respectively the first suspension centre, the second suspension centre, the 3rd suspension centre are worn and around assembly pulley and steel rope, are carried out penstock inclined shaft and vertically lift; Each suspension centre connects 1 winch, utilizes and controls winch regulation and control penstock lifting angle, so penstock safety, efficient transportation to installation position can be installed.
On the suspension centre arranging on the vertical hanging apparatus of the utility model, assembly pulley is installed, by steel wire rope of windlass Bonding pressure steel pipe, is completed penstock transporting and hoisting, adopt hanging apparatus that inclined shaft, lower horizontal section penstock are installed, evaded personal height operation; Winch, assembly pulley break down and also can get rid of the danger fast and overhaul.The vertical mast-up cost of manufacture of the utility model is cheap, simple in structure, and easy to use and flexible is safe and efficient, and successful is reusable.
The utility model is tried out in the intake of hydropower station inclined shaft penstock installation of rock beach, respond well.
It is hanging point Hoisting Program that rock beach intake of hydropower station inclined shaft penstock installation engineering does not possess the sky of a use anchor, therefore pilot production is carried out penstock inclined shaft lifting construction with the vertical hanging apparatus of the utility model.If adopt routine day anchor Hoisting Program, day anchor is made, erected cost approximately needs 6.8 ten thousand yuan, and adopts the vertical hanging apparatus of the utility model to carry out the lifting of penstock inclined shaft, about 2.5 ten thousand yuan of making, the erected cost of vertical hanging apparatus; Adopt a day anchor construction cannot carry out suspension centre assembly pulley, steel cable maintenance, having increased greatly safe generation may, and adopt the vertical hanging apparatus of the utility model can light, more conveniently carry out assembly pulley, steel cable maintenance, there is not any safety misadventure.
accompanying drawing explanation:
Fig. 1 is the utility model structural representation.
Fig. 2 is the right elevation of Fig. 1.
Fig. 3 is that vertical mast-up and draw rod positions are related to schematic top plan view.
Fig. 4 is the utility model work schematic diagram.
the specific embodiment:
Referring to Fig. 1～Figure 23, the vertical hanging apparatus of the present embodiment, is equipped with vertical mast-up 2 on base 1 one end, and the two ends of several pull bars 3 are connected on vertical hanging apparatus top and base other end correspondence position.Vertically on hanging apparatus bottom, the first suspension centre 4 is housed and on top symmetry the second suspension centre 5, the 3rd suspension centre 6 are housed.On the first suspension centre, the second suspension centre, the 3rd suspension centre, assembly pulley is housed respectively.Vertically in mast-up, parallel montant 7 is housed, diagonal brace 8 is housed between adjacent parallel montant.
Vertically mast-up is made, is welded by shaped steel, steel plate, and vertically mast-up base need be buried anchor pole underground, meets the requirement of operating mode pull test; Moving (determining) assembly pulley setting meets load demand, needs to do corresponding inspecting for acceptance before use; Steel rope is selected with reference to steel rope selection standard and is carried out, and generally selects 10 times of safety factor weight ranges, and steel rope is pressed after (determining) assembly pulley wiring number has connected and needed coating lubricating oil or lithium grease.Diagonal brace: adopt shaped steel and steel plate Combination Welding in mast-up, increase mast-up intensity and bearing capacity, each hard point of mast-up girder is connected, increase stability and the deformation resistance of mast-up.Pull bar: being welded by shaped steel combination, is mainly the pulling force while bearing mast-up device lifting steel pipe, by pull bar, bearing capacity is disperseed, is passed to ground, guarantees that hanging apparatus can safe operation.Suspension centre is mainly used in hanging assembly pulley, by steel wire rope of windlass by the assembly pulley on vertical mast-up together with liaison of penstock, directly draw, drag penstock and chassis.
With Yan Tan power station extension project penstock, casehistory is installed as follows: tube coupling heavy 30t, high 2000mm, diameter 12500mm; Inclined shaft angle is 70 °.
Referring to Fig. 4, this vertical hanging apparatus is installed, service routine is as follows:
(1) the vertically installation of hanging apparatus: with on-the-spot actual condition, vertical hanging apparatus is installed, before installing, vertically hanging apparatus base need be installed embedded board, the load force test that vertical hanging apparatus installation must be carried out respective loads can put into operation.
(2) the vertically use of hanging apparatus: the assembly pulley that the steel rope on three winchs 9 is installed by each suspension centre of vertical mast-up is respectively worn around rear and is connected with penstock 10, by operation winch running velocity, by the assembly pulley of arranging on vertical mast-up, adjusted in time the displacement of penstock, in this manner penstock handling to installation position is installed.
(3) the vertically dismounting of hanging apparatus: after penstock installs, each parts of vertical hanging apparatus can be removed, the parts such as the vertical hanging apparatus after dismounting can reuse.
In Fig. 4, arrow is lifting direction.
Claims (2)
1. vertical hanging apparatus, it is characterized in that being equipped with on base one end vertical mast-up, the two ends of several pull bars are connected on vertical mast-up top and base other end correspondence position, the first suspension centre of assembly pulley is vertically housed on mast-up bottom and symmetrical the second suspension centre that assembly pulley is housed on top, fills the 3rd suspension centre of assembly pulley.
2. vertical hanging apparatus as claimed in claim 1, is characterized in that, in vertical mast-up, parallel montant is housed, and between adjacent parallel montant, diagonal brace is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253370.1U CN203855358U (en) | 2014-05-19 | 2014-05-19 | Vertical hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253370.1U CN203855358U (en) | 2014-05-19 | 2014-05-19 | Vertical hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203855358U true CN203855358U (en) | 2014-10-01 |
Family
ID=51605225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420253370.1U Expired - Fee Related CN203855358U (en) | 2014-05-19 | 2014-05-19 | Vertical hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203855358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989873A (en) * | 2015-05-22 | 2015-10-21 | 中国葛洲坝集团第二工程有限公司 | Penstock oblique-pulling inversion assembling method |
-
2014
- 2014-05-19 CN CN201420253370.1U patent/CN203855358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989873A (en) * | 2015-05-22 | 2015-10-21 | 中国葛洲坝集团第二工程有限公司 | Penstock oblique-pulling inversion assembling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GE ZHOU BA GROUP IS SECOND PROJECT CO., LTD. Free format text: FORMER NAME: GEZHOUBA GROUP NO.2 ENGINEERING CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610091 Sichuan Province, Chengdu District of Qingyang City Industrial Development Zone (East) with the road No. 8 Building 10 Patentee after: CHINA GEZHOUBA GROUP SECOND ENGINEERING Co.,Ltd. Address before: 610091 Sichuan Province, Chengdu District of Qingyang City Industrial Development Zone (East) with the road No. 8 Building 10 Patentee before: GEZHOUBA GROUP NO.2 ENGINEERING Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |