CN208561039U - A kind of ship unloaders splicing plate lifting protector - Google Patents
A kind of ship unloaders splicing plate lifting protector Download PDFInfo
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- CN208561039U CN208561039U CN201821150225.5U CN201821150225U CN208561039U CN 208561039 U CN208561039 U CN 208561039U CN 201821150225 U CN201821150225 U CN 201821150225U CN 208561039 U CN208561039 U CN 208561039U
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- ship unloaders
- splicing plate
- iron chains
- ontology
- fixed pulley
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Abstract
The utility model relates to a kind of ship unloaders splicing plate lifting protectors; including ship unloaders ontology, splicing plate, hoist engine and iron chains; the splicing plate and ship unloaders ontology side are hinged; the hoist engine is located on ship unloaders ontology and the shaft of hoist engine is connect by wirerope with the pulley on splicing plate, and one end of the iron chains is connect at the position of pulley with splicing plate；It further include clump weight, spacer pin and guide rod；Fixed pulley mechanism, the other end connection of the clump weight and iron chains are provided on the ship unloaders ontology, the middle section of the iron chains is flexibly connected with fixed pulley, and the spacer pin is located on iron chains, through-hole of the guide rod on the side plate of clump weight side.The utility model can realize the lasting pulling force for persistently tightening and docking flitch of iron chains, eliminate the security risk of the splicing plate rapid decrease when iron chains is not tightened, while eliminate the security risk that iron chains moment tightens easily fracture failure, guarantee safety.
Description
Technical field
The utility model relates to ship unloaders related fieldss, and in particular to a kind of ship unloaders splicing plate lifting protector.
Background technique
Ship unloaders are the heads for being constructed to be promoted bulk granular material using continuous conveyor, or have voluntarily reclaiming capacity concurrently,
Or it is equipped with feeding, drawing-in device, bulk granular material is continuously proposed into cabin, cantilever crane or rack is then unloaded to and can be transported to
The special-purpose machinery that bank master send machine system to go in defeated place.It is greatly improved rate of discharging using ship unloaders, while controlling dust
Pollution, can keep clean environment, high-efficiency environment friendly.
At present on the harbour of Ore Transportation, intermittent ship unloaders with band sluice gate machine and grab bucket bridge type ship unloader be it is more,
Middle bridge-type grab ship unloader to the adaptability of ore materials and ship, operation costs and avoids ship caused by wave due to it
It jolts and has a clear superiority to the damage etc. of ship unloaders, thus especially with bridge-type grab in the ship unloaders use formed in recent years
Ship unloaders are most widely used.
The side of bridge-type grab ship unloader is generally provided with splicing plate, close hopper top on splicing plate and ship unloaders ontology
It is hinged at the position at end, movement is spun upside down by hoist engine driving wirerope realization splicing plate.In order to avoid wirerope is unexpected
It is broken danger caused by causing splicing plate to overturn rapidly downwards because of gravity, iron chains conduct multi-purpose greatly on existing bridge-type grab ship unloader
The turning lifting safety device of splicing plate.
It is connected at the position of retracting motor on one end of iron chains and ship unloaders, the outer of the other end and splicing plate connects
It connects.Since iron chains itself is non-telescoping, in order to guarantee the stroke that spins upside down of splicing plate, the length of iron chains is longer.This is just
It will lead to when the overturning of splicing plate rises to apical position, the middle section of iron chains is in state is naturally drooped, as shown in Figure 1, iron at this time
Chain docking flitch does not have tensioning function, if wire cable rupture or hoist engine failure at this time, splicing plate still can be because of gravity
Downwards rapidly overturning cause danger, when splicing plate is overturn to the stroke end of lower end, iron chains moment is tightened, at this time iron chains be easy because
Moment stress is larger and is broken, and further results in danger.
Utility model content
The purpose of this utility model is: providing a kind of ship unloaders splicing plate lifting protector, overcomes drawbacks described above.
To achieve the goals above, the utility model provides the following technical solution:
A kind of ship unloaders splicing plate lifting protector, including ship unloaders ontology, splicing plate, hoist engine and iron chains, institute
It states splicing plate and ship unloaders ontology side is hinged, the hoist engine is located on ship unloaders ontology and the shaft of hoist engine passes through steel
Cord is connect with the pulley on splicing plate, and one end of the iron chains is connect at the position of pulley with splicing plate；It further include matching
Pouring weight, spacer pin and guide rod；Fixed pulley mechanism is provided on the ship unloaders ontology, the fixed pulley mechanism includes fixed sliding
The other end of wheel and pulley yoke, the clump weight and iron chains connects, and the middle section of the iron chains is flexibly connected with fixed pulley, the limit
In on iron chains, the guide rod is located on ship unloaders ontology position pins position, and the guide rod is on the side plate of clump weight side
Through-hole.
Further, the pulley yoke of the fixed pulley mechanism is fixedly connected with ship unloaders ontology, fixed pulley mechanism position
In the surface of splicing plate and ship unloaders ontology hinged place；The cross sectional dimensions of the iron chains is less than the gap of pulley yoke, described
The cross sectional dimensions of iron chains is matched with the groove on the periphery of fixed pulley.
Further, the spacer pin is particularly located on iron chains at the position of clump weight, the shape of the spacer pin
For "-" type thin rod shape.
Further, the length direction of the spacer pin and iron chains is perpendicular；The length of the spacer pin is greater than fixed pulley
The gap of the pulley yoke of mechanism.
Further, the quantity of the side plate is at least two, and multiple side plates are horizontally disposed；The guide rod and unloading
Machine ontology is fixedly connected, and the guide rod is vertically arranged.
Further, the cooperation of the through-hole and guide rod on the side plate is specially clearance fit.
Further, it is additionally provided with lower supporter on the ship unloaders ontology, the lower supporter is being particularly located at clump weight just
Lower section is at the position of guide rod bottom end.
Further, the top end face of the lower supporter is provided with flexo cushion, the flexo cushion and clump weight
Upper and lower position is corresponding.
The utility model has the following beneficial effects: a kind of ship unloaders splicing plate lifting protector, by ship unloaders ontology
On add fixed pulley mechanism, clump weight, spacer pin, guide rod and lower supporter, realize iron chains using the gravity of clump weight
The lasting pulling force for persistently tightening and docking flitch eliminates existing ship unloaders splicing plate rapid decrease when iron chains is not tightened
Security risk, while elimination iron chains moment in splicing plate rapid decrease tightens the security risk of easily fracture failure, guarantees bridge
The safety of the receiving hopper of formula ship unloaders, while mitigating pulling force needed for hoist engine drives wirerope drawstring splicing plate, be conducive to
Electric energy is saved, while can substantially extend the service life of wirerope.
Detailed description of the invention
Fig. 1 is the safety device schematic diagram of the splicing plate of the bridge-type grab ship unloader of the prior art.
Fig. 2 is a kind of overall structure schematic illustration of ship unloaders splicing plate lifting protector of the utility model.
Fig. 3 is a kind of part-structure schematic illustration of ship unloaders splicing plate lifting protector of the utility model.
In figure: 1, ship unloaders ontology；2, splicing plate；3, hoist engine；4, iron chains；5, fixed pulley mechanism；6, clump weight；7, steel
Cord；8, spacer pin；9, side plate；10, guide rod；11, lower supporter；12, flexo cushion.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the utility model is described in further detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
With reference to Fig. 1, it show the safety device schematic diagram of the splicing plate of the bridge-type grab ship unloader of the prior art, Cong Tuzhong
It will be evident that in state is naturally drooped, there is no taut in the middle section of iron chains 4 when the overturning of splicing plate 2 rises to apical position
Tightly, only this docking flitch 2 is there is no pulling force is generated, and power suffered by splicing plate 2 is the pulling force of self gravity and wirerope 7 at this time；
If the failure of hoist engine 3 at this time or wirerope 7 are broken, splicing plate 2 can be made quickly to turn over downwards under the effect of gravity
Turn, certain stroke can be downwardly turned over before iron chains 4 is tightened, it may occur however that the danger that material leakage is fallen；When version 2 is downward in succession
When overturning is to bottom position, iron chains 4 is tightened, but due to the fast speed of splicing plate 2 at this time, when moment stress, the stress of iron chains 4
Much larger than by splicing plate 2 overturn pull-up power, therefore be easy to cause iron chains 4 excessive in the moment stress tightened and occur fracture lose
The bad phenomenon of effect, the people of 2 lower section of docking flitch or other objects cause serious security risk.
With reference to Fig. 2 and Fig. 3, a kind of ship unloaders splicing plate lifting protector, including ship unloaders ontology 1, splicing plate 2,
Hoist engine 3 and iron chains 4, the splicing plate 2 and 1 side of ship unloaders ontology are hinged, and the hoist engine 3 is located at ship unloaders ontology 1
Upper and hoist engine 3 shaft is connect by wirerope 7 with the pulley on splicing plate 2, one end of the iron chains 4 and splicing plate 2
It is connected at the position of pulley；It further include clump weight 6, spacer pin 8 and guide rod 10；It is arranged on the ship unloaders ontology 1
There is fixed pulley mechanism 5, the fixed pulley mechanism 5 includes fixed pulley and pulley yoke, and fixed pulley can rotate in pulley yoke, described to match
Pouring weight 6 is connect with the other end of iron chains 4, and the middle section of the iron chains 4 is flexibly connected with fixed pulley, and fixed pulley is to its tensioning of iron chains 4
And supporting role, the spacer pin 8 are located on iron chains 4, the guide rod 10 is located on ship unloaders ontology 1, the guide rod 10
Through-hole on the side plate 9 of 6 side of clump weight, the guide rod 10 are used to lead for mobile provide of oscilaltion of clump weight 6
To.
The pulley yoke of the fixed pulley mechanism 5 is fixedly connected with ship unloaders ontology 1, and the fixed pulley mechanism 5 is located at splicing
The surface of plate 2 and 1 hinged place of ship unloaders ontology；The cross sectional dimensions of the iron chains 4 is less than the gap of pulley yoke, the iron chains
4 cross sectional dimensions is matched with the groove on the periphery of fixed pulley.
The spacer pin 8 is particularly located on iron chains 4 at the position of clump weight 6, and the shape of the spacer pin 8 is a word
Type thin rod shape.
The length direction of the spacer pin 8 and iron chains 4 is perpendicular；The length of the spacer pin 8 is greater than fixed pulley mechanism 5
The gap of pulley yoke, it is ensured that spacer pin 8 can play the role of locking iron chains 4.
The spacer pin 8 is used to lock iron chains 4 when iron chains 4 drops to designated position with splicing plate 2, i.e. restriction iron chains 4
The extreme position of stroke avoids clump weight 6 from forming fixed pulley mechanism 5 and collides.
The quantity of the side plate 9 be at least two, for guarantee guide rod 10 to the lifting profile constraints of clump weight 6, it is more
A side plate 9 is horizontally disposed；The guide rod 10 is fixedly connected with ship unloaders ontology 1, and the guide rod 10 is vertically arranged.
The cooperation of through-hole and guide rod 10 on the side plate 9 is specially clearance fit, guarantees side plate 9 and 6 shape of clump weight
At assembly can be relative to the swimmingly lifting moving of guide rod 10.
Lower supporter 11 is additionally provided on the ship unloaders ontology 1, the lower supporter 11 is particularly located at the underface of clump weight 6
At the position of 10 bottom end of guide rod.
The lower supporter 11 has been used for safety guarantee effect, and clump weight 6 is avoided to generate collision to ship unloaders ontology 1 when declining
It damages.
The top end face of the lower supporter 11 is provided with flexo cushion 12, and the flexo cushion 12 is upper with clump weight 6
Lower position is corresponding.
The material of the flexo cushion 12 is specially rubber, for working as a buffer, avoids clump weight 6 in decline process
In with lower supporter 11 rigid collision occurs, to guarantee the service life of lower supporter 11 and clump weight 6.
The working principle of the utility model are as follows: one end of iron chains 4 is connect with splicing plate 2, and the other end bypasses fixed pulley mechanism 5
Fixed pulley after, connect with clump weight 6, in this way can guarantee iron chains be constantly in the state tightened, i.e., always docking flitch 2 provide
Pulling force avoids security risk.
When needing pull-up splicing plate 2, hoist engine 3, which is powered, to be operated, and splicing plate 2 is pulled to be flipped up by wirerope 7,
At this time under the gravity of clump weight 6, the holding of iron chains 4 is tightened and is slided simultaneously relative to fixed pulley mechanism 5,6 edge of clump weight
10 slide downward of guide rod；In the process, under the physics principle of the gravity fixed pulley mechanism 5 of clump weight 6, iron chains can be passed through
4 docking flitch 2 apply the pulling force of (in view of the rotating friction force of fixed pulley) approximately equal with the gravity of clump weight 6, therefore can
The pulling force for mitigating wirerope 7, is conducive to extend the service life of wirerope 7, while mitigating the turning moment of hoist engine 3, favorably
In saving electric energy.
When splicing plate 2 rises overturning to apical position, clump weight 6 is moved downward to lower supporter 11 just along guide rod 10
Flexo cushion 12 on, iron chains 4 always be in tensioned state.
When needing to put down splicing plate 2,3 energization antiport of hoist engine pulls splicing plate 2 downward by wirerope 7
Overturning, at this time under the gravity of clump weight 6, the holding of iron chains 4 is tightened and is slided simultaneously relative to fixed pulley mechanism 5, counterweight
Block 6 is along 10 upward sliding of guide rod；In the process, under the physics principle of the gravity fixed pulley mechanism 5 of clump weight 6, can lead to
It crosses iron chains 4 and docks the drawing that flitch 2 is continuously applied (in view of the rotating friction force of fixed pulley) approximately equal with the gravity of clump weight 6
Power, therefore can reduce the pulling force of wirerope 7, it is conducive to extend the service life of wirerope 7, while mitigating the rotation of hoist engine 3
Torque is conducive to save electric energy.
When splicing plate 2 is downwardly turned over to bottom position, the spacer pin 8 on iron chains 4 just touches fixed pulley mechanism 5
Pulley yoke realizes the stroke limiting of iron chains 4, is consistent the stroke of iron chains 4 and the bottom position of splicing plate 2.
In above process, avoid existing iron chains 4 not under tensioned state caused by security risk, while can ensure and connect
The overturning steady at a slow speed of flitch 2, eliminates 4 moment of iron chains stress larger a possibility that leading to fracture.
In the present invention unless specifically defined or limited otherwise, the arts such as term " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
The utility model is not confined to these for being further described to the utility model by above-described embodiment
Specific embodiment.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc.,
It is interpreted as being within the protection scope of the utility model.
Claims (8)
1. a kind of ship unloaders splicing plate lifting protector, including ship unloaders ontology (1), splicing plate (2), hoist engine (3) and
Iron chains (4), the splicing plate (2) and ship unloaders ontology (1) side are hinged, and the hoist engine (3) is located on ship unloaders ontology (1)
And the shaft of hoist engine (3) is connect by wirerope (7) with the pulley on splicing plate (2), one end of the iron chains (4) with connect
Flitch (2) connects at the position of pulley；It is characterized by also including clump weight (6), spacer pin (8) and guide rods
(10)；It is provided with fixed pulley mechanism (5) on the ship unloaders ontology (1), the fixed pulley mechanism (5) includes fixed pulley and pulley
Frame, the clump weight (6) connect with the other end of iron chains (4), and the middle section of the iron chains (4) is flexibly connected with fixed pulley, described
Spacer pin (8) is located on iron chains (4), and the guide rod (10) is located on ship unloaders ontology (1), and the guide rod (10), which is run through, matches
Through-hole on the side plate (9) of pouring weight (6) side.
2. a kind of ship unloaders splicing plate lifting protector according to claim 1, it is characterised in that: the fixed pulley machine
The pulley yoke of structure (5) is fixedly connected with ship unloaders ontology (1), and the fixed pulley mechanism (5) is located at splicing plate (2) and ship unloaders sheet
The surface of body (1) hinged place；The cross sectional dimensions of the iron chains (4) be less than pulley yoke gap, the iron chains (4) it is transversal
Face size is matched with the groove on the periphery of fixed pulley.
3. a kind of ship unloaders splicing plate lifting protector according to claim 1, it is characterised in that: the spacer pin
(8) it is particularly located on iron chains (4) at the position of clump weight (6), the shape of the spacer pin (8) is "-" type thin rod shape.
4. a kind of ship unloaders splicing plate lifting protector according to claim 3, it is characterised in that: the spacer pin
(8) perpendicular with the length direction of iron chains (4)；The length of the spacer pin (8) is greater than between the pulley yoke of fixed pulley mechanism (5)
Gap.
5. a kind of ship unloaders splicing plate lifting protector according to claim 1, it is characterised in that: the side plate (9)
Quantity be at least two, multiple side plates (9) are horizontally disposed；The guide rod (10) is fixedly connected with ship unloaders ontology (1),
The guide rod (10) is vertically arranged.
6. a kind of ship unloaders splicing plate lifting protector according to claim 5, it is characterised in that: the side plate (9)
On through-hole and the cooperation of guide rod (10) be specially clearance fit.
7. a kind of ship unloaders splicing plate lifting protector according to claim 1, it is characterised in that: the ship unloaders sheet
It is additionally provided on body (1) lower supporter (11), the lower supporter (11) is particularly located at the underface of clump weight (6) close to guide rod
(10) at the position of bottom end.
8. a kind of ship unloaders splicing plate lifting protector according to claim 7, it is characterised in that: the lower supporter
(11) top end face is provided with flexo cushion (12), and the flexo cushion (12) is opposite with the upper and lower position of clump weight (6)
It answers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150225.5U CN208561039U (en) | 2018-07-20 | 2018-07-20 | A kind of ship unloaders splicing plate lifting protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150225.5U CN208561039U (en) | 2018-07-20 | 2018-07-20 | A kind of ship unloaders splicing plate lifting protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208561039U true CN208561039U (en) | 2019-03-01 |
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ID=65446729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821150225.5U Active CN208561039U (en) | 2018-07-20 | 2018-07-20 | A kind of ship unloaders splicing plate lifting protector |
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| Country | Link |
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| CN (1) | CN208561039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108910559A (en) * | 2018-07-20 | 2018-11-30 | 李建强 | A kind of ship unloaders splicing plate lifting protector |
| CN115724242A (en) * | 2022-08-29 | 2023-03-03 | 华电蓝科科技股份有限公司 | Portal frame type chain bucket ship unloader |
-
2018
- 2018-07-20 CN CN201821150225.5U patent/CN208561039U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108910559A (en) * | 2018-07-20 | 2018-11-30 | 李建强 | A kind of ship unloaders splicing plate lifting protector |
| CN108910559B (en) * | 2018-07-20 | 2024-04-02 | 李建强 | Lifting protection device for receiving plate of ship unloader |
| CN115724242A (en) * | 2022-08-29 | 2023-03-03 | 华电蓝科科技股份有限公司 | Portal frame type chain bucket ship unloader |
| CN115724242B (en) * | 2022-08-29 | 2024-05-28 | 华电蓝科科技股份有限公司 | Portal type chain bucket ship unloader |
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