CN108190557B - Active material taking head device of embedded scraper ship unloader - Google Patents
Active material taking head device of embedded scraper ship unloader Download PDFInfo
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- CN108190557B CN108190557B CN201810159397.7A CN201810159397A CN108190557B CN 108190557 B CN108190557 B CN 108190557B CN 201810159397 A CN201810159397 A CN 201810159397A CN 108190557 B CN108190557 B CN 108190557B
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- 239000011149 active material Substances 0.000 title claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 228
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000007667 floating Methods 0.000 claims abstract description 33
- 238000005299 abrasion Methods 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005242 forging Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000109 continuous material Substances 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 235000005822 corn Nutrition 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/60—Loading or unloading ships
- B65G67/606—Loading or unloading ships using devices specially adapted for bulk material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
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- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention relates to an active material taking head device of a buried scraper ship unloader, which comprises a buried scraper lifting arm (1), an active material taking head (2) of the buried scraper, a material taking head up-down floating mechanism (3), a material taking head swinging and folding mechanism (4) and a material taking head spiral material taking mechanism (5), wherein the active material taking head (2) of the buried scraper is arranged on two sides of the buried scraper lifting arm (1), the active material taking head (2) of the buried scraper is driven to float up and down by the material taking head up-down floating mechanism (3), the active material taking head (2) of the buried scraper is folded or unfolded by the material taking head swinging and folding mechanism (4), and the active material taking head (2) of the buried scraper is driven to rotate by the material taking head spiral material taking mechanism (5). Compared with the prior art, the invention is particularly suitable for the ship unloading operation of the harbor, has good environmental protection and high material taking efficiency, and can avoid the impact on the structure caused by the ship shaking due to the surge on the coastal wharf, thereby avoiding damage.
Description
Technical Field
The invention relates to bulk cargo ship unloader, in particular to a novel active material taking head device of a buried scraper ship unloader.
Background
Along with the development of national economy, the requirements of all ports and wharfs on the environmental protection performance of loading and unloading equipment are higher and higher, and the national demands on energy conservation and emission reduction are more focused. The novel buried scraper ship unloader material taking head enables ship unloading efficiency to be higher, energy consumption to be lower, and novel ship unloading equipment to be more environment-friendly and energy-saving.
The common ship unloading equipment of the port can be divided into an intermittent ship unloader and a continuous ship unloader, wherein the intermittent ship unloader mainly comprises a bridge grab ship unloader and is characterized by large applicable ship range, simple maintenance, but environmental protection, high cost, high energy consumption and high wharf manufacturing cost; the door type grab ship unloader has low cost, but has low efficiency and poor environmental protection, and is basically completely eliminated; the continuous ship unloader can be divided into a chain bucket ship unloader and a buried scraper ship unloader, the existing chain bucket ship unloader has the characteristics of good environmental protection performance and high efficiency by adopting a rotary L-shaped chain bucket ship unloader, and has the defects of high cost, high maintenance difficulty, large chain load, serious abrasion and high maintenance cost, and the defects of high impact on equipment caused by ship shaking due to surge on a coastal wharf, and easiness in deformation of a material taking head and structural damage of the equipment; the other continuous ship unloader is a buried scraper ship unloader, is more used in grain wharfs, and is characterized by high material loading and unloading efficiency with good fluidity.
The existing embedded scraper ship unloader only can unload materials with better fluidity (such as corn, soybean, paddy and the like), and for materials which are easy to harden (such as fertilizer, cement clinker and the like), the existing embedded scraper ship unloader does not have the active material taking head, so that the popularization and the application of the embedded scraper material taking head ship unloader are greatly influenced.
In the prior art, the ship unloader with the buried scraper adopts a plurality of sections of chains to drive the buried scraper to realize continuous material taking operation, can be used for unloading bulk carriers, and the whole buried scraper unloading channel is surrounded by a closed housing, so that dust overflow is effectively controlled, and the environmental protection requirement of ship unloading operation is met.
The buried scraper ship unloader is characterized in that materials are lifted through a plurality of buried scrapers, the buried scrapers are connected to chains, the chains are connected in series, and the chains are driven by chain wheels, so that continuous cyclic ship unloading operation is realized. The material taking head is used for installing the partition boards on the chain at regular intervals, and the chain drives the scraping plate to form continuous material taking. The tensioning device is used for tensioning the chain, and the tensioning device is realized through a mechanical screw and a nut.
The existing buried scraper ship unloader has the defects that for materials with poor fluidity (such as fertilizer, cement clinker and the like), for the phenomenon of easily hardened materials, the ship unloading efficiency is greatly reduced, and even the materials cannot be taken out.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the novel high-strength plastic composite material which is high in production efficiency, light in dead weight and high in structural strength. The active material taking head device of the embedded scraper ship unloader can improve ship unloading efficiency, save energy and reduce environmental pollution.
The aim of the invention can be achieved by the following technical scheme: the active material taking head device of the embedded scraper ship unloader is characterized by comprising an embedded scraper lifting arm, an active material taking head of the embedded scraper, a material taking head up-down floating mechanism, a material taking head swinging and folding mechanism and a material taking head spiral material taking mechanism, wherein the active material taking head of the embedded scraper is arranged on two sides of the embedded scraper lifting arm and is respectively connected with the material taking head up-down floating mechanism, the material taking head swinging and folding mechanism is connected with the material taking head spiral material taking mechanism, the active material taking head of the embedded scraper is driven to float up and down through the material taking head up-down floating mechanism, the active material taking head of the embedded scraper is folded or unfolded through the material taking head swinging and folding mechanism, and the active material taking head of the embedded scraper is driven to rotate through the material taking head spiral material taking mechanism.
The active material taking head of the buried scraper comprises a left side spiral material taking head and a right side spiral material taking head which are respectively arranged at two sides of the lifting arm of the buried scraper, the left side spiral material taking head is arranged on a left side spiral material taking head bracket, and the right side spiral material taking head is arranged on a right side spiral material taking head bracket. The feeding of the buried scraper feeding port is continuously carried out, and the material taking capability of the buried scraper is effectively improved.
The upper and lower floating mechanism of the material taking head comprises a left floating oil cylinder and a right floating oil cylinder, the tops of the two floating oil cylinders are fixed on two sides of the lifting arm of the buried scraper, and the bottom driving shaft is respectively connected with the left spiral material taking head bracket and the right spiral material taking head bracket. The lifting of the material taking head is carried out by adopting the oil cylinder mechanism, so that the material taking head is a connecting rod mechanism, the surge is effectively avoided, and the damage of the lifting force to the structure is avoided.
The left floating oil cylinder and the right floating oil cylinder are both hydraulic cylinder floating lifting devices, are pulled upwards through the oil cylinders and descend through dead weight, and are hinge point connecting members, the material taking head floats above materials, once the lifting force caused by surge is encountered, the lifting force can be effectively unloaded, and the structure cannot be damaged. Is particularly suitable for the ship unloading operation of harbors.
The material taking head swinging and folding mechanism comprises a left swinging oil cylinder and a right swinging oil cylinder, the tops of the left swinging oil cylinder and the right swinging oil cylinder are fixed on two sides of the embedded scraper lifting arm, and a bottom driving shaft is respectively connected with a left side spiral material taking head bracket and a right side spiral material taking head bracket.
The screw material taking mechanism of the material taking head comprises a motor and a screw driving shaft, wherein the motor is respectively connected with the left screw material taking head and the right screw material taking head through the screw driving shaft to drive the screw rotation of the left screw material taking head and the right screw material taking head. The feeding is carried out through the double helix, the swing of the embedded scraper lifting arm continuously rotates through the helix, the material is continuously pressed into the material taking opening of the embedded scraper ship unloader, the feeding device is simple and reliable, the problem of poor fluidity is solved, and the ship unloading efficiency of a wharf is greatly improved.
The buried scraper lifting arm is also provided with a loosening plow, so that the material taking head can effectively cut into a material pile to achieve the effect of loosening materials.
The embedded scraper lifting arm is provided with an embedded scraper, a lifting bin wall and a chain, wherein the embedded scraper is arranged on the chain at regular intervals, and the chain drives the embedded scraper to form continuous material taking. The tensioning device is used for tensioning the chain, and the tensioning device is realized through a mechanical screw and a nut. When the material is taken, the active material taking head of the embedded scraper machine is contacted with the material firstly, the material is broken and hardened and is loosened, the material is fed into the material taking opening of the lifting arm of the embedded scraper, the embedded scraper continuously runs to carry the material to enter the lifting bin wall of the embedded scraper, the material is lifted through friction force between the materials, the embedded scraper and the lifting bin wall are made of high-strength steel and are wear-resistant, the chain adopts alloy steel die forging to drive the embedded scraper to lift, the chain is not in direct contact with the material, abrasion of the chain is effectively avoided, and the service life of the chain is greatly prolonged.
The chain tensioning mode of the material taking head ship unloader is realized through the mechanical screw head, so that the device is simple and reliable, the failure rate is low, the production efficiency of the embedded scraper ship unloader is improved, and the utilization rate of a wharf is improved for loading and unloading large bulk cargo ships.
The spiral blades of the left spiral material taking head and the right spiral material taking head are of two types:
the outer diameter of the large-diameter blade is a circular arc-shaped smooth surface, and when the ship is unloaded in a warehouse cleaning stage, the spiral cylinder can walk on the ground of the cabin to play a role in warehouse cleaning. Thereby greatly reducing the intensity of the warehouse cleaning operation of workers and improving the ship unloading efficiency.
The diameter is little is zigzag helical blade, and this zigzag blade can solve the problem of breaking material arching, caking, makes the material loose to improve the mobility of material, satisfy the demand that buries the scraper blade and promote the material.
The scraper double-screw material taking head greatly expands the application range of the embedded scraper ship unloader. The embedded scraper ship unloader adopts hollow scrapers to lift materials, and has higher requirements on the materials. Particularly at the take-off end, the flowability of the material must be good. Thus, the material taking scraper can be ensured to be buried in the material pile all the time for taking materials. At present, the grain with better fluidity is directly lifted by adopting a buried scraper. The novel plate double-screw material taking head can increase the fluidity of materials and feed the scraper material taking head, so that the buried scraper material unloading technology can be applied to more varieties of goods.
Compared with the prior art, the invention has the following beneficial effects:
1. The invention adds a novel active material taking head of the embedded scraper ship unloader on the basis of the embedded scraper ship unloader, and the material taking device is arranged on the material taking head ship unloader, so that the continuous ship unloader can be operated, and the novel embedded scraper ship unloader mainly comprises three parts: 1. the embedded scraper lifting arm 2, the active material taking head, the lifting and swinging device of the material taking head and the active material taking head device: the material taking head is used for excavating a material taking device and feeding the buried scraper ship unloader.
2. The active material taking head is arranged on two sides of the vertical lifting arm, adopts a paired double-screw material taking mode, continuously presses materials into the buried scraper material taking port through double screws, continuously runs the spiral blade plate, and breaks and loosens hardened materials.
3. The novel active material taking head device of the embedded scraper ship unloader is characterized in that the material taking head floats on materials, is suitable for ship unloading operation of sea-going vessels, is simple to maintain, is environment-friendly, has high cost and high energy consumption, and has high wharf manufacturing cost; for coastal wharfs, the ship is swayed due to the surge to cause great impact on equipment, deformation of a material taking head and damage to the structure of the equipment are easy to cause, and the maintenance cost is low.
4. The guiding modes of the chains are different: the spiral material taking heads of the material taking head ship unloader are realized through the paired double spiral material taking heads on the two sides of the embedded scraper machine, the material taking operation on the materials with serious plate bonding is realized through the material taking mode, and the material taking heads are arranged on the outer sides of the embedded scraper, so that the material taking efficiency of the embedded scraper is effectively improved, and the production rate is improved.
5. The paths of the material taking heads are different: the material taking mode of the material taking head ship unloader is that materials are pressed into a buried scraper plate material taking opening through rotation of a spiral head. For large bulk cargo ships, the mode has high ship unloading efficiency, energy conservation and environmental protection.
6. The chain tensioning mode of the ship unloader with the material taking head is that the chain tensioning is realized through a mechanical screw, a mechanical tensioning device is simple and reliable, even if the ship unloader is positioned in a ship cabin, dust cannot cause tensioning faults, the chain adopts a high-strength chain without oiling, the barrier rate is almost zero, and the ship unloading efficiency of a wharf is greatly improved.
7. The embedded scraper ship unloader adopts an innovative technology to realize automatic wave avoidance of the ship unloader, solves the problem of damage of surges to structures such as rigid embedded scrapers, and the like, the avoidance mode of the embedded scraper lifting arm is realized through gravity balance, the counterweight of the embedded scraper material taking device is pulled upwards and descends by the downward pulling force of the oil cylinder, as the set force of the oil cylinder is a specific value, once the lifting force caused by surges is encountered, the lifting force can be effectively and rapidly unloaded, the counterweight can lift the arm frame upwards, the structure is not damaged, and the embedded scraper ship unloader is particularly suitable for ship unloading operation of harbors.
8. The energy-saving requirement is realized by lifting the material taking head; the material taking head system can be applied to coastal wharfs, greatly provides the material taking efficiency of the embedded scraper ship unloader, and can effectively avoid the influence of surge on the structure, thereby avoiding the damage of the surge on the structure of the ship unloader.
9. The material taking head ship unloader is high in efficiency and low in energy consumption, and the materials can basically run in a full-closed mode in the whole conveying process, so that higher environmental protection requirements can be met, and the material taking head ship unloader can be suitable for various materials, including the requirements of national sustainable development.
Drawings
FIG. 1 is a general layout of an active pick-up head of a buried scraper ship unloader;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of an active take-off head;
FIG. 4 is a top view of an active pick head;
FIG. 5 is a schematic view of the active pick-up head in a folded state;
fig. 6 is a schematic view of an active pick-up head in an unfolded operation state.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Example 1
As shown in fig. 1-2, an active material taking head device of a buried scraper ship unloader comprises a buried scraper lifting arm 1, an active material taking head 2 of the buried scraper, a material taking head up-down floating mechanism 3, a material taking head swinging and folding mechanism 4 and a material taking head spiral material taking mechanism 5, wherein the active material taking head 2 of the buried scraper is arranged on two sides of the buried scraper lifting arm 1 and is respectively connected with the material taking head up-down floating mechanism 3, the material taking head swinging and folding mechanism 4 is connected with the material taking head spiral material taking mechanism 5, the active material taking head 2 of the buried scraper is driven to float up and down through the material taking head up-down floating mechanism 3, the active material taking head 2 of the buried scraper is folded or unfolded through the material taking head swinging and folding mechanism 4, and the active material taking head 2 of the buried scraper is driven to rotate through the material taking head spiral material taking mechanism 5.
As shown in fig. 3-6, the active pick-up head 2 of the embedded scraper comprises a left side spiral pick-up head 21 and a right side spiral pick-up head 22 which are respectively arranged at two sides of the lifting arm 1 of the embedded scraper, the left side spiral pick-up head 21 is arranged on a left side spiral pick-up head bracket 23, and the right side spiral pick-up head 22 is arranged on a right side spiral pick-up head bracket 24. The feeding of the buried scraper feeding port is continuously carried out, and the material taking capability of the buried scraper is effectively improved.
The upper and lower floating mechanism 3 of the material taking head comprises a left floating oil cylinder 31 and a right floating oil cylinder 32, the tops of the two floating oil cylinders are fixed on two sides of the lifting arm 1 of the buried scraper, and a bottom driving shaft is respectively connected with the left spiral material taking head bracket 23 and the right spiral material taking head bracket 24. The lifting of the material taking head is carried out by adopting the oil cylinder mechanism, so that the material taking head is a connecting rod mechanism, the surge is effectively avoided, and the damage of the lifting force to the structure is avoided.
The left floating oil cylinder 31 and the right floating oil cylinder 32 are both hydraulic cylinder floating lifting devices, are pulled upwards through the oil cylinders, and descend through dead weight, and are hinge point connecting members, so that the material taking head floats above materials, and once the lifting force caused by surge is encountered, the lifting force can be effectively unloaded, and the structure cannot be damaged. Is particularly suitable for the ship unloading operation of harbors.
The material taking head swinging and folding mechanism 4 comprises a left swinging oil cylinder 41 and a right swinging oil cylinder 42, the tops of the left swinging oil cylinder 41 and the right swinging oil cylinder 42 are fixed on two sides of the embedded scraper lifting arm 1, and a bottom driving shaft is respectively connected with the left spiral material taking head bracket 23 and the right spiral material taking head bracket 24.
The screw taking mechanism 5 comprises a motor 51 and a screw driving shaft 52, wherein the motor 51 is respectively connected with the left screw taking head 21 and the right screw taking head 22 through the screw driving shaft 52 to drive the screw rotation of the left screw taking head 21 and the right screw taking head 22. The feeding is carried out through the double helix, the swing of the embedded scraper lifting arm continuously rotates through the helix, the material is continuously pressed into the material taking opening of the embedded scraper ship unloader, the feeding device is simple and reliable, the problem of poor fluidity is solved, and the ship unloading efficiency of a wharf is greatly improved.
The buried scraper lifting arm 1 is also provided with a loosening plow 6, so that a material taking head can effectively cut into a material pile to achieve the effect of loosening materials. The embedded scraper lifting arm 1 is provided with an embedded scraper, a lifting bin wall and a chain, wherein the embedded scraper is arranged on the chain at regular intervals, and the chain drives the embedded scraper to form continuous material taking. The tensioning device is used for tensioning the chain, and the tensioning device is realized through a mechanical screw and a nut. When the material is taken, the active material taking head 2 of the embedded scraper machine is contacted with the material firstly, the material is broken and hardened and is loosened, the material is fed into the material taking opening of the embedded scraper lifting arm 1, the embedded scraper continuously runs to carry the material into the lifting bin wall of the embedded scraper, the material is lifted through friction force between the materials, the embedded scraper and the lifting bin wall are both made of high-strength steel and are wear-resistant, the chain adopts alloy steel die forging to drive the embedded scraper to lift, the chain is not in direct contact with the material, the abrasion of the chain is effectively avoided, and the service life of the chain is greatly prolonged.
The chain tensioning mode of the material taking head ship unloader is realized through the mechanical screw head, so that the device is simple and reliable, the failure rate is low, the production efficiency of the embedded scraper ship unloader is improved, and the utilization rate of a wharf is improved for loading and unloading large bulk cargo ships.
The chain working mode of the material taking head ship unloader is that the material is lifted by a driving chain wheel, a tensioning chain wheel and a buried scraper ship unloader through a plurality of buried scrapers, the buried scrapers are connected to a chain, the chain is formed by connecting the chains in series, and the chain is driven by the chain wheel, so that continuous cyclic ship unloading operation is realized. The material taking head is used for installing the partition boards on the chain at regular intervals, and the chain drives the scraping plate to form continuous material taking. The tensioning device is used for tensioning the chain, and the tensioning device is realized through a mechanical screw and a nut. The chain is not in direct contact with the materials, so that the abrasion of the chain is effectively avoided, and the service life of the chain is greatly prolonged.
In this embodiment, the method further includes: the novel material taking head and material taking mode of the material taking head ship unloader is to realize the material taking path of the material taking head in a ship cabin by the spiral feeding of the active material taking head and the swinging movement of the upper buried scraper lifting arm and the walking of a cart. For large bulk cargo ships, the ship unloading in the mode occupies small quay line, can realize the operation of adjacent cabins, and has high utilization rate of the quay.
In this embodiment, the scraper chain is installed in the intermediate position of arm, gets the stub bar and contacts with the material in burying scraper blade arm, effectively reduces the chain wearing and tearing. The guiding device of the material taking head adopts the reverse hook type guiding wheel, the guiding track is an arc-shaped track, and the guiding of the movement of the material taking head is effectively realized. The material taking head is tensioned by adopting spiral tensioning, the mechanical tensioning mode is simple and reliable, and the failure rate is low.
The spiral material taking head of the buried scraper blade is lifted by an oil cylinder driving mechanism, and the hydraulic lifting mechanism is a floating mechanism and always floats above materials, so that surges can be effectively avoided, and the damage of lifting force to the structure is avoided.
Therefore, the invention can have greater advantages than existing buried scraper ship unloaders.
The novel embedded scraper ship unloader adopts innovative technology to realize automatic wave avoidance of the ship unloader, solves the problem that the surge damages structures such as the rigid embedded scraper, and the avoiding mode of the embedded scraper lifting arm is realized through gravity balance, the counterweight of the embedded scraper material taking device is pulled upwards, the downward pulling force of the oil cylinder is relied on, the set force of the oil cylinder is a specific value, once the lifting force caused by the surge is encountered, the lifting force can be effectively and rapidly unloaded, the counterweight can lift the arm upwards, the structure is not damaged, and the embedded scraper ship unloader is particularly suitable for ship unloading operation of harbors.
In summary, the novel spiral material taking head device of the embedded scraper ship unloader greatly provides the efficiency of the embedded scraper ship unloader, has low energy consumption, and most importantly, the spiral material taking hopper can deal with hardened materials, the hardened materials are loosened through the combined action of the double spiral material taking heads and are sent into the material taking port of the embedded scraper ship unloader, the problem that the existing embedded scraper ship unloader can only discharge materials with good fluidity is solved, in addition, the materials basically run in a totally-enclosed mode in the whole conveying process, the higher environment-friendly requirement can be met, and accordingly ship unloading efficiency is greatly improved, and the novel spiral material taking head device is environment-friendly and energy-saving.
The helical blades of the left helical pick head 21 and the right helical pick head 22 are of two types: the outer diameter of the large-diameter blade is a circular arc-shaped smooth surface, and when the ship is unloaded in a warehouse cleaning stage, the spiral cylinder can walk on the ground of the cabin to play a role in warehouse cleaning. Thereby greatly reducing the intensity of the warehouse cleaning operation of workers and improving the ship unloading efficiency.
The diameter is little is zigzag helical blade, and this zigzag blade can solve the problem of breaking material arching, caking, makes the material loose to improve the mobility of material, satisfy the demand that buries the scraper blade and promote the material.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (4)
1. The active material taking head device of the embedded scraper ship unloader is characterized by comprising an embedded scraper lifting arm (1), an embedded scraper active material taking head (2), a material taking head up-down floating mechanism (3), a material taking head swinging and folding mechanism (4) and material taking head spiral material taking mechanisms (5), wherein the embedded scraper active material taking head (2) is arranged on two sides of the embedded scraper lifting arm (1) and is respectively connected with the material taking head up-down floating mechanism (3), the material taking head swinging and folding mechanism (4), the material taking head spiral material taking mechanism (5) is connected, the embedded scraper active material taking head (2) is driven to float up and down through the material taking head up-down floating mechanism (3), the embedded scraper active material taking head (2) is folded or unfolded through the material taking head swinging and folding mechanism (4), and the embedded scraper active material taking head (2) is driven to rotate through the material taking head spiral material taking mechanism (5);
The active material taking head (2) of the embedded scraper comprises a left spiral material taking head (21) and a right spiral material taking head (22) which are respectively arranged at two sides of the lifting arm (1) of the embedded scraper, the left spiral material taking head (21) is arranged on a left spiral material taking head bracket (23), and the right spiral material taking head (22) is arranged on a right spiral material taking head bracket (24); the helical blades of the left side helical pick-up head (21) and the right side helical pick-up head (22) are of two types: the outer diameter of the large-diameter blade is a circular arc-shaped smooth surface, the diameter of the large-diameter blade is a zigzag spiral blade, the spiral material taking mechanism (5) of the material taking head comprises a motor (51) and a spiral driving shaft (52), and the motor (51) is respectively connected with the left spiral material taking head (21) and the right spiral material taking head (22) through the spiral driving shaft (52) to drive the left spiral material taking head and the right spiral material taking head to rotate in a spiral mode;
The upper and lower floating mechanism (3) of the material taking head comprises a left floating oil cylinder (31) and a right floating oil cylinder (32), the tops of the two floating oil cylinders are fixed on two sides of the embedded scraper lifting arm (1), and a bottom driving shaft is respectively connected with a left side spiral material taking head bracket (23) and a right side spiral material taking head bracket (24);
The material taking head swinging and folding mechanism (4) comprises a left swinging oil cylinder (41) and a right swinging oil cylinder (42), the tops of the left swinging oil cylinder (41) and the right swinging oil cylinder (42) are fixed on two sides of the embedded scraper lifting arm (1), and a bottom driving shaft is respectively connected with the left spiral material taking head bracket (23) and the right spiral material taking head bracket (24).
2. The active material taking head device of the embedded scraper ship unloader according to claim 1, wherein the left floating oil cylinder (31) and the right floating oil cylinder (32) are hydraulic cylinder floating lifting devices, and are pulled upwards through the oil cylinders and lowered through dead weight.
3. The active material taking head device of the embedded scraper ship unloader according to claim 1, wherein a material loosening plow (6) is further arranged on the embedded scraper lifting arm (1).
4. The active material taking head device of the embedded scraper ship unloader according to claim 1, wherein the embedded scraper lifting arm (1) is provided with an embedded scraper, a lifting bin wall and a chain, when the material is taken, the embedded scraper active material taking head (2) is in contact with the material, the material is broken and hardened and is loosened, the material is fed into a material taking hole of the embedded scraper lifting arm (1), the embedded scraper continuously runs to carry the material into the lifting bin wall of the embedded scraper, the material is lifted through friction force among the materials, the embedded scraper and the lifting bin wall are made of high-strength steel and are wear-resistant, the chain adopts alloy steel die forging to drive the embedded scraper to lift, the chain is not in direct contact with the material, abrasion of the chain is effectively avoided, and the service life of the chain is greatly prolonged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159397.7A CN108190557B (en) | 2018-02-26 | 2018-02-26 | Active material taking head device of embedded scraper ship unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159397.7A CN108190557B (en) | 2018-02-26 | 2018-02-26 | Active material taking head device of embedded scraper ship unloader |
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| CN111661682B (en) * | 2020-06-05 | 2022-03-15 | 南通润邦重机有限公司 | Embedded scraper ship unloader with fixed tail pulley |
| CN114212565A (en) * | 2021-12-14 | 2022-03-22 | 无锡华九机械设备有限公司 | Fishery loader-unloader |
| CN114671266B (en) * | 2022-05-26 | 2022-08-26 | 浙江天新智能研究院有限公司 | Collapse coal unloading process for unattended screw ship unloader |
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| CN108190557A (en) | 2018-06-22 |
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