CN204895784U - Flexible foldable material conveyor and transportation boats and ships - Google Patents
Flexible foldable material conveyor and transportation boats and ships Download PDFInfo
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- CN204895784U CN204895784U CN201520544812.2U CN201520544812U CN204895784U CN 204895784 U CN204895784 U CN 204895784U CN 201520544812 U CN201520544812 U CN 201520544812U CN 204895784 U CN204895784 U CN 204895784U
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- telescopic boom
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Abstract
The utility model discloses a flexible foldable material conveyor and transportation boats and ships. Conveyor includes longmen frame foundation and carries the frame foundation, hinges the portal frame on the frame foundation of longmen and hinges the transport arm on carrying the frame foundation, longmen frame foundation inboard is equipped with the drive the portal frame is inwards turned on one's side changes folding tilting mechanism, carry the arm to include main arm and multi - stage telescopic boom, all be equipped with the drive between portal frame and the main arm and between portal frame and the flexible arm at different levels main arm and flexible arms at different levels to the jack that the portal frame was drawn close or was separated, the boom telescope mechanism that drive multi - stage telescopic boom stretches out or takes in is equipped with on the main arm. The utility model discloses make the transportation boats and ships pass through any type of bridge opening, the security performance is good, and the portal frame is little with the folding back occupation space of transport arm.
Description
Technical field
The utility model relates to a kind of telescopic folding type device for transporting objects and ships that transport, especially comprise flexible, upset and luffing, conveying function sandstone feedway.
Background technology
Existing self-unloading sand carrier jib structure has two kinds: a kind of fix overall jib form for length, and operating condition jib is turned to operating angle 0-20 °; The second is folding-jib jib, and during operational configuration, integrated overturn is to fore, and jib does not stretch out fore.
For the first jib form, jib length is fixed, in switching process, center-of-gravity position is high, stability is bad, once run into strong wind or flood wave very easily causes hull generation rollover accident, and upset reclaim after fore jib height too high, impact is navigated driving sight and not by bridge opening on river, causes safety misadventure.
For the second folding-jib version, fold mechanism operation more complicated, jib integral rigidity is poor, very easily longitudinal vibration occurs during operation, and when drawing jib in, belt should not be collected.
Utility model content
In order to overcome, existing fixed type conveying arm center-of-gravity position is high, stability is bad, the deficiencies such as folding-jib structure operation complexity, poor rigidity, easily generation longitudinal vibration, the utility model aims to provide a kind of telescopic folding type device for transporting objects and ships that transport, this device for transporting objects have flexible, upset and luffing, conveying function, any type of bridge opening can be passed through, safety performance is good, takes up room little after portal frame and conveying arm fold.
To achieve these goals, the technical scheme that the utility model adopts is:
A kind of telescopic folding type device for transporting objects, comprises gantry stand and conveying stand, the portal frame on the stand of hinged gantry and the conveying arm be hinged on conveying stand; Its constructional feature is, is provided with and drives described portal frame to overturn folding switching mechanism to the inside inside the stand of described gantry; Described conveying arm comprises principal arm and multistage telescopic arm; In multistage telescopic arm, the rear stage telescopic boom in adjacent two-stage telescopic boom can relatively stretch out or receive wherein by previous stage telescopic boom, and first order telescopic boom can relatively stretch out or receive wherein by principal arm; Described portal frame is with between principal arm and be equipped with the jack driving described principal arm to draw close with telescopic boom at different levels to described portal frame or be separated between portal frame with telescopic boom at different levels; The arm frame telescopic mechanism driving multistage telescopic arm to stretch out or receive described principal arm is equipped with; Described principal arm and telescopic boom at different levels are all furnished with load-transfer device carrying idler and load-transfer device commutation carrying roller.
Be below the technical scheme of further improvement of the utility model:
Described jack comprises the principal arm frame luffing mechanism driving described principal arm to draw close to described portal frame or be separated, and the rope sheave mechanism driving telescopic boom at different levels to draw close to described portal frame or be separated.
Described rope sheave mechanism comprises the swing commutation wheels being contained in portal frame top, the winch be positioned at inside the stand of gantry is connected with the external part of corresponding telescopic boom by the hauling rope installed around swinging commutation wheels, and described winch can draw corresponding telescopic boom by hauling rope and swing in vertical plane around gantry stand.
Described hauling rope is tension deforming steel wire rope.
Be provided with locking structure between adjacent two joint jibs in described conveying arm, the two locks together when rear stage jib stretches out completely or be accommodated in completely in previous stage jib by this locking structure.
Described conveying arm comprises three joint jibs, i.e. principal arm, the first telescopic boom and the second telescopic boom; Described first telescopic boom can relatively stretch out or retract by principal arm, described second telescopic boom can stretch out or retract by relative first telescopic boom, described principal arm, the first telescopic boom and the second telescopic boom are all furnished with load-transfer device carrying idler and commutation carrying roller, guarantee that belt length when elongation and full reduced state is basically identical, thus make load-transfer device with jib synchronization telescope, fold simultaneously.
Described switching mechanism is amplitude oil cylinder, and the piston rod outer end being contained in the amplitude oil cylinder on cylinder support is hinged on described gantry stand or portal frame.
The sprocket chain strip transmission mechanism arranged along principal arm length direction is provided with between described principal arm and first order telescopic boom, chain and the first order telescopic boom retraction end of this sprocket chain strip transmission mechanism are fixedly linked, described first order telescopic boom can be driven to do reciprocating linear motion relative to principal arm by the sprocket wheel of drive sprocket chain to stretch out or retract, previous stage telescopic boom in adjacent two-stage telescopic boom is equipped with drive rear stage telescopic boom relative previous stage telescopic boom to do reciprocating linear motion to stretch out or retract stretch drawing mechanism, this is stretched drawing mechanism and arranges along the length direction of previous stage telescopic boom in adjacent two-stage telescopic boom.
A kind of ships that transport, comprises hull and is contained in the device for transporting objects on hull; Described device for transporting objects is telescopic folding type device for transporting objects described above.
Compared with prior art, the beneficial effects of the utility model are:
1. compare fixed type conveying arm, the feedway comprising Telescopic can be compacter, safer;
2. when ships that transport (as self-discharging sand dredger) is in operational configuration, feedway draws in above hull, reclaiming folding rear without stretching out forward section, not violating country and local relevant law, laws and regulations requirement;
3. telescopic arm support length can adjust, and meets client's different work required distance;
4. the full reduced tailheaviness height reduction of jib, switching process good stability, can not turn on one's side, and safety is good.
5. more stable during feedway operation and jib winding degree is less.
Below in conjunction with drawings and Examples, the utility model is further elaborated.
Accompanying drawing explanation
Fig. 1 is the constitution diagram that a kind of embodiment of the utility model is launched completely;
Fig. 2 is the constitution diagram that a kind of embodiment of the utility model folds completely;
Fig. 3 is the structure principle chart of conveying arm described in the utility model;
Fig. 4 is that a kind of embodiment of the utility model is launched, reclaims, folded overall process constitution diagram.
Detailed description of the invention
A kind of telescopic folding type device for transporting objects, as shown in Figure 1, comprises gantry stand and conveying stand, the conveying arm being contained in the portal frame 2 on the stand of gantry and being hinged on conveying stand; Be provided with inside the stand of described gantry and drive described portal frame 2 to overturn folding switching mechanism 4 to the inside; Described conveying arm comprises three joint jibs, i.e. principal arm 6, first telescopic boom 9 and the second telescopic boom 10; Described first telescopic boom 9 can relatively stretch out or retract by principal arm 6, and described second telescopic boom 10 can stretch out or retract by relative first telescopic boom 9.Between described portal frame 2 and principal arm 6 and portal frame 2 and telescopic boom 9 at different levels; be equipped with between 10 and drive described principal arm 6 and telescopic boom 9 at different levels; the 10 principal arm frame luffing mechanism 3 drawn close or be separated to described portal frame 2 and rope sheave mechanisms; this principal arm frame luffing mechanism 3 is drawn close for driving described principal arm 6 to described portal frame 2 or is separated; rope sheave mechanism draws close for driving corresponding stage telescopic boom 9,10 to described portal frame 2 or is separated.Described principal arm 6 is equipped with the arm frame telescopic mechanism 5 driving multistage telescopic arm 9,10 to stretch out or receive, described arm frame telescopic mechanism 5 is driven by hydraulic efficiency pressure system 14.
Principal arm 6, first telescopic boom 9, second telescopic boom 10 of the present utility model adopts and is nested with assembling mode.Be followed successively by principal arm 6, first telescopic boom 9, second telescopic boom 10 from outside to inside, it arranged belt carrying idler and commutation carrying roller, guarantee that belt length when elongation and full reduced state is basically identical, thus, load-transfer device, with jib synchronization telescope, folds simultaneously.。Each joint jib preferably adopts truss-type cantilever crane structure, also can adopt box plank frame.
Be provided with locking structure 13 between described adjacent two joint jibs, the two locks together when rear stage jib stretches out completely or be accommodated in completely in previous stage jib by this locking structure 13; The load-transfer device assembly 11 described each joint jib being equipped with belt bracket 12 and being contained on bracket.
Feedway of the present utility model is divided into Three models, is take-back model, expansion pattern and mode of operation respectively.
, conveying arm launch pattern
Concrete expansion process comprises the steps:
Portal frame 3 and telescopic boom are turn to vertical state by S1, switching mechanism 4.The post-tensioning of tensioning simultaneously arm-tie, form stable triangle, now jib leans forward;
S2, by principal arm frame luffing mechanism 3, front draw resistance to deformation steel rope 7 and 8 put rope telescopic jib is continued to transfer to certain change angle state.
Telescopic jib is expanded to maximum extension elongation by S3, arm frame telescopic mechanism, and load-transfer device launches with retracted position simultaneously.
Each telescopic boom length locks by S4, location locking structure 13.
Draw resistance to deformation steel rope 7,8 before S5, pretension, reach mode of operation, as shown in Figure 1.
During work, adjust luffing range of cantilever support angle by principal arm frame luffing mechanism 3, realize the mass transport of feedway differing heights and different amplitude.
, conveying arm take-back model
Action during recovery, according to the five steps contrary operation of above-mentioned expansion process, from step S5 to step S1, for ' two steps are walked ' upset mode.
As shown in Figure 2, under take-back model, portal frame 2 and all telescopic booms fit together, and are positioned on fixed mount backward.
When jib reclaims, first bounce back arm, then by principal arm frame luffing mechanism 3 boom system be pulled to state close to the vertical shape and form rigid unitary with portal frame, then by overturning oil cylinder, portal frame and boom system are turn to certain angle in place.
, conveying arm mode of operation
In the utility model, the extension and contraction control of jib is realized by oil cylinder or other power delivery mode, realizes the flexible demand of different operating length.
The luffing control program of jib of the present utility model is: principal arm frame luffing mechanism 3, the front resistance to deformation steel rope 7,8 that draws all are realized by electronic elevator or hydraulic pressure elevator.Before draw resistance to deformation steel rope 7,8 ensure that boom system degree of disturbing control and side direction safety.
A kind of ships that transport, comprises hull and is contained in the device for transporting objects on hull; Described device for transporting objects is telescopic folding type device for transporting objects described above.
The content that above-described embodiment is illustrated should be understood to these embodiments only for being illustrated more clearly in the utility model, and be not used in restriction scope of the present utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen into the application's claims limited range.
Claims (9)
1. a telescopic folding type device for transporting objects, comprises gantry stand and conveying stand, the portal frame (2) on the stand of hinged gantry and the conveying arm be hinged on conveying stand; It is characterized in that, be provided with inside the stand of described gantry and drive described portal frame (2) to overturn folding switching mechanism (4) to the inside; Described conveying arm comprises principal arm (6) and multistage telescopic arm (9,10); In multistage telescopic arm, the rear stage telescopic boom (10) in adjacent two-stage telescopic boom can relatively stretch out or receive wherein by previous stage telescopic boom (9), and first order telescopic boom can relatively stretch out or receive wherein by principal arm (6); The jack driving described principal arm (6) and telescopic boom at different levels (9,10) to draw close to described portal frame (2) or be separated is equipped with between described portal frame (2) and principal arm (6) and between portal frame (2) Yu telescopic boom at different levels (9,10); The arm frame telescopic mechanism (5) driving multistage telescopic arm (9,10) to stretch out or receive described principal arm (6) is equipped with; Described principal arm (6) and telescopic boom at different levels are all furnished with load-transfer device carrying idler and load-transfer device commutation carrying roller.
2. telescopic folding type device for transporting objects according to claim 1; it is characterized in that; described jack comprises the principal arm frame luffing mechanism (3) driving described principal arm (6) to draw close to described portal frame (2) or be separated; and the rope sheave mechanism driving telescopic boom at different levels (9,10) to draw close to described portal frame (2) or be separated.
3. telescopic folding type device for transporting objects according to claim 2, it is characterized in that, described rope sheave mechanism comprises the swing commutation wheels being contained in portal frame (2) top, be positioned at winch inside the stand of gantry by installing around at the hauling rope (8 swinging commutation wheels, 7) be connected with the external part of corresponding telescopic boom (9,10), described winch is by hauling rope (8,7) corresponding telescopic boom (9,10) can be drawn swing in vertical plane around gantry stand.
4. telescopic folding type device for transporting objects according to claim 3, is characterized in that, described hauling rope (8,7) is tension deforming steel wire rope.
5. telescopic folding type device for transporting objects according to claim 1, it is characterized in that, be provided with locking structure (13) between adjacent two joint jibs in described conveying arm, the two locks together when rear stage jib stretches out completely or be accommodated in completely in previous stage jib by this locking structure (13).
6. according to the telescopic folding type device for transporting objects one of claim 1-5 Suo Shu, it is characterized in that, described conveying arm comprises three joint jibs, i.e. principal arm (6), the first telescopic boom (9) and the second telescopic boom (10); Described first telescopic boom (9) can relatively be stretched out or retract by principal arm (6), and described second telescopic boom (10) relative first telescopic boom (9) can be stretched out or retract; Described principal arm (6), the first telescopic boom (9) and the second telescopic boom (10) are all furnished with load-transfer device carrying idler and load-transfer device commutation carrying roller.
7. according to the telescopic folding type device for transporting objects one of claim 1-5 Suo Shu, it is characterized in that, described switching mechanism (4) is amplitude oil cylinder, and the piston rod outer end being contained in the amplitude oil cylinder on cylinder support is hinged on described gantry stand or portal frame (2).
8. according to the telescopic folding type device for transporting objects one of claim 1-5 Suo Shu, it is characterized in that, the sprocket chain strip transmission mechanism arranged along principal arm (6) length direction is provided with between described principal arm (6) and first order telescopic boom, chain and the first order telescopic boom retraction end of this sprocket chain strip transmission mechanism are fixedly linked, described first order telescopic boom can be driven to do reciprocating linear motion relative to principal arm (6) by the sprocket wheel of drive sprocket chain to stretch out or retract, previous stage telescopic boom in adjacent two-stage telescopic boom is equipped with drive rear stage telescopic boom relative previous stage telescopic boom to do reciprocating linear motion to stretch out or retract stretch drawing mechanism, this is stretched drawing mechanism and arranges along the length direction of previous stage telescopic boom in adjacent two-stage telescopic boom.
9. a ships that transport, comprises hull and is contained in the device for transporting objects on hull; It is characterized in that, described device for transporting objects is the telescopic folding type device for transporting objects as described in one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544812.2U CN204895784U (en) | 2015-07-24 | 2015-07-24 | Flexible foldable material conveyor and transportation boats and ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544812.2U CN204895784U (en) | 2015-07-24 | 2015-07-24 | Flexible foldable material conveyor and transportation boats and ships |
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| Publication Number | Publication Date |
|---|---|
| CN204895784U true CN204895784U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520544812.2U Active CN204895784U (en) | 2015-07-24 | 2015-07-24 | Flexible foldable material conveyor and transportation boats and ships |
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| Country | Link |
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| CN (1) | CN204895784U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000136A (en) * | 2015-07-24 | 2015-10-28 | 长沙中联恒通机械有限公司 | Telescopic folding type material conveying device and transport ship |
| CN110697436A (en) * | 2019-10-16 | 2020-01-17 | 长沙理工大学 | Horizontal rotation's folding arm conveyer |
-
2015
- 2015-07-24 CN CN201520544812.2U patent/CN204895784U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000136A (en) * | 2015-07-24 | 2015-10-28 | 长沙中联恒通机械有限公司 | Telescopic folding type material conveying device and transport ship |
| CN110697436A (en) * | 2019-10-16 | 2020-01-17 | 长沙理工大学 | Horizontal rotation's folding arm conveyer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 415106 Guanxi Town, Dingcheng District, Changde City, Hunan Province Patentee after: Zhonglian Hengtong Machinery Co.,Ltd. Address before: 410131 Langli Industrial Park, Langli Town, Changsha County, Changsha City, Hunan Province Patentee before: CHANGSHA ZHONGLIAN HENGTONG MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address |