CN201952115U - Cantilever longitudinal beam balance mechanism - Google Patents
Cantilever longitudinal beam balance mechanism Download PDFInfo
- Publication number
- CN201952115U CN201952115U CN2010206600209U CN201020660020U CN201952115U CN 201952115 U CN201952115 U CN 201952115U CN 2010206600209 U CN2010206600209 U CN 2010206600209U CN 201020660020 U CN201020660020 U CN 201020660020U CN 201952115 U CN201952115 U CN 201952115U
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- CN
- China
- Prior art keywords
- cantilever
- double
- longeron
- longitudinal beam
- wheel pulley
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Abstract
The utility model provides a cantilever longitudinal beam balance mechanism, belonging to the hydraulic and hydroelectric engineering technical field, which is arranged on a fixed double suspension-point cantilever rail type truss hanger and includes a double-wheel pulley, a single-wheel pulley and a chain fall; the double-wheel pulley is suspended on the end of the cantilever longitudinal beam; the single-wheel pulley is suspended on a ground anchor of a gate pier; and one end of the chain fall is suspended on the ground anchor of the gate pier and the other end is connected with the double-wheel pulley and the single-wheel pulley through the wire ropes, thereby playing a role of tensioning. The cantilever longitudinal beam balance mechanism provided by the utility model is mainly used for keeping the balance of the cantilever longitudinal beam during hanging of the gantry crane rail beam, is simple in structure, low in manufacturing cost and convenient in operation and allows a low investment owing to application of the universal tool and equipment.
Description
Technical field
The utility model belongs to the Hydraulic and Hydro-Power Engineering technical field, particularly relates to a kind of cantilever longeron equalizing gear.
Background technology
For the construction of gate dam formula Hydropower Project, inevitably to run into the lifting problem of dam crest door machine track girder.At present, normally adopt bridge formation machine scheme, crane scheme, but for gate dam formula Hydropower Project, dam crest door machine track girder volume and weight is all very big, long-distance transportation is very difficult; The workyard is narrow, road is simple and easy, and main equipment is difficult to put to good use and constructs and disturb greatly.
The utility model content
In view of above problem, main purpose of the present utility model is to provide a kind of cantilever longeron equalizing gear, and this cantilever longeron equalizing gear is mainly used on the fixed double-suspending point cantilever track type purlin suspender, to keep the balance of cantilever longeron when described door machine track girder lifts by crane.
The said fixing double-suspending point cantilever track type purlin suspender, mainly comprise: four supporting legs, two cantilever longerons, the translation crossbeam, two cover lifting mechanisms, two cover translation crossbeam trailer couplings, cantilever longeron equalizing gear and suspender, described supporting leg supports two cantilever longerons and is located on the gate pier, described translation crossbeam is across on the two cantilever longerons, slideway by its set slide block and cantilever longeron joins, described lifting mechanism is installed on translation crossbeam two ends respectively, be used for overhang-door machine track girder, described translation trailer coupling is connected with the two ends of translation crossbeam respectively, to draw its slideway parallel motion along the cantilever longeron, described cantilever longeron equalizing gear is installed on cantilever longeron afterbody, link to each other with the earth anchor of gate pier, the balance that when described door machine track girder lifts by crane, keeps the cantilever longeron, described suspender is by bottom girder, pull bar and running block hanging beam are formed, described bottom girder is placed on door machine track girder bottom to be lifted, links to each other with running block hanging beam two ends by the both sides pull bar, wherein:
Described cantilever longeron equalizing gear specifically comprises: a double block, a single block, a jack, described double block hangs over cantilever longeron end, single block hangs on the gate pier earth anchor, jack one end hangs on the gate pier earth anchor, the other end links to each other with above-mentioned double block and single block by steel rope, plays tension;
Described double block adopts 20 tons of double blocks;
Described single block adopts 10 tons of single block;
Described jack adopts 10 tons of jacks;
Described steel rope adopts Φ 20mm, 6 * 37 fibre core hoist ropes.
Cantilever longeron equalizing gear described in the utility model, mainly in order to keep the balance of cantilever longeron when the lifting of described door machine track girder, it is simple in structure, cost of manufacture is low for it, easy to operate; All use general facility and equipment, less investment.
Description of drawings
Fig. 1 is that cantilever longeron equalizing gear described in the utility model is arranged at the overall schematic on the fixed double-suspending point cantilever track type purlin suspender;
Fig. 2 is an A-A schematic cross-section among Fig. 1.
The specific embodiment
Below in conjunction with specific embodiment and accompanying drawing the technical solution of the utility model is further specified, but its qualification of not opposing:
As shown in Figures 1 and 2, described fixed double-suspending point cantilever track type purlin suspender comprises: supporting leg 10, cantilever longeron 20, translation crossbeam 30, lifting mechanism 40, translation crossbeam trailer coupling 50, cantilever longeron equalizing gear 60, suspender 70, and described four supporting legs 10 support two cantilever longerons 20 and are placed in respectively on adjacent two gate piers, the 80 end face design attitudes; Described translation crossbeam 30 is across on the two cantilever longerons 20, contacts with cantilever longeron 20 slideways by its slide block; Described two cover lifting mechanisms 40 are installed on translation longeron 30 two ends respectively and play overhang-door machine track girder 90; Described two cover translation crossbeam trailer couplings 50 are drawing translation crossbeam 30 two ends parallel motion on cantilever longeron 20 slideways; Described cantilever longeron equalizing gear 60 is installed on cantilever longeron 20 afterbodys and links to each other with gate pier 80 earth anchors, keeps the balance of cantilever longeron 20 when 90 liftings of door machine track girder; Described cantilever longeron 20 cantilever ends stretch out gate pier 80 pier noses, translation crossbeam 30 slides to cantilever longeron 20 cantilever ends,, to gate pier 80 top certain altitudes, on cantilever longeron 20, slide onto design attitude and fall door machine track girder 90 in place from gate pier 80 root overhang-door machine track girders 90.
The described cantilever longeron equalizing gear 60 that the utility model provides specifically comprises: a double block 601, a single block 602, a jack 603, described double block 601 adopts 20 tons of double blocks, hang over cantilever longeron 20 ends, described single block 602 adopts 10 tons of single block, hang on gate pier 80 earth anchors, described jack 603 adopts 10 tons of jacks, one end hangs on gate pier 80 earth anchors, the other end links to each other with above-mentioned double block 601 and single block 602 by steel rope, play tension, described steel rope adopts Φ 20mm, 6 * 37 fibre core hoist ropes.
Below technology contents of the present utility model has been done detailed description.For persons skilled in the art, any conspicuous change of under the prerequisite that does not deviate from the utility model principle it being done can not exceed the protection domain of the application's claims.
Claims (5)
1. cantilever longeron equalizing gear, be arranged on the fixed double-suspending point cantilever track type purlin suspender, it is characterized in that, comprise: a double block, a single block, a jack, described double block hangs over the cantilever longeron end of fixed double-suspending point cantilever track type purlin suspender, single block hangs on the gate pier earth anchor, and jack one end hangs on the gate pier earth anchor, and the other end links to each other with above-mentioned double block and single block by steel rope.
2. a kind of cantilever longeron equalizing gear according to claim 1 is characterized in that, described double block adopts 20 tons of double blocks.
3. a kind of cantilever longeron equalizing gear according to claim 1 is characterized in that, described single block adopts 10 tons of single block.
4. a kind of cantilever longeron equalizing gear according to claim 1 is characterized in that, described jack adopts 10 tons of jacks.
5. a kind of cantilever longeron equalizing gear according to claim 1 is characterized in that, described steel rope adopts Φ 20mm, 6 * 37 fibre core hoist ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206600209U CN201952115U (en) | 2010-12-14 | 2010-12-14 | Cantilever longitudinal beam balance mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206600209U CN201952115U (en) | 2010-12-14 | 2010-12-14 | Cantilever longitudinal beam balance mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201952115U true CN201952115U (en) | 2011-08-31 |
Family
ID=44496237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206600209U Expired - Fee Related CN201952115U (en) | 2010-12-14 | 2010-12-14 | Cantilever longitudinal beam balance mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201952115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341030A (en) * | 2018-01-22 | 2018-07-31 | 陕西铁路工程职业技术学院 | A kind of floating platform unbalanced load compensation device |
-
2010
- 2010-12-14 CN CN2010206600209U patent/CN201952115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341030A (en) * | 2018-01-22 | 2018-07-31 | 陕西铁路工程职业技术学院 | A kind of floating platform unbalanced load compensation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |