CN111119270A - Excavator screening hopper and screening method thereof - Google Patents
Excavator screening hopper and screening method thereof Download PDFInfo
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- CN111119270A CN111119270A CN201911410496.9A CN201911410496A CN111119270A CN 111119270 A CN111119270 A CN 111119270A CN 201911410496 A CN201911410496 A CN 201911410496A CN 111119270 A CN111119270 A CN 111119270A
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- screening
- hopper
- motor
- bucket
- excavator
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/06—Delivery chutes or screening plants or mixing plants mounted on dredgers or excavators
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a screening bucket of an excavator and a screening method thereof, belonging to the technical field of excavator equipment. According to the excavator screening hopper, the screening hopper outer hopper is sleeved inside the screening hopper inner hopper, so that synchronous screening can be performed conveniently, sand and stones can be divided into different sizes by setting different grid sizes, and the sand and stones screened in the screening hopper outer hopper and the screening hopper inner hopper can be separated by rotating and dumping the sand and stones while dumping the sand and stones through the shielding of the second conveyor belt.
Description
Technical Field
The invention relates to a screening hopper and a screening method thereof, in particular to an excavator screening hopper and a screening method thereof, and belongs to the technical field of excavator equipment.
Background
Traditional screening fill is processed into 2X3 m's screen cloth by the iron wire mainly, and the screen cloth is supported by the iron pipe, forms a slope angle and carries out fine soil screening, has that intensity of labour is big, work efficiency is low, be difficult to drawbacks such as quality of assurance. The excavator is an indispensable excavating tool for civil engineering, common excavators are provided with conventional excavating buckets, the main function of the excavator is to excavate and load earth and stone on site, however, in some existing earth and stone engineering, the excavated earth and stone need to be screened on site, pebbles exceeding the particle size standard only need to be transported away, the remaining fine soil needs to be backfilled on site, the construction requirement cannot be realized for the common excavator, manual screening is needed, and the workload is large.
Disclosure of Invention
The invention mainly aims to solve the defects of the prior art and provides a screening hopper of an excavator and a screening method thereof.
The purpose of the invention can be achieved by adopting the following technical scheme:
a screening bucket of an excavator comprises an outer screening bucket and an inner screening bucket installed inside the outer screening bucket, wherein a third motor is arranged on one side of the outer screening bucket, the output end of the third motor is fixedly connected with the outer screening bucket and the inner screening bucket through a connecting rod respectively, a first conveying belt is arranged inside the inner screening bucket, a slide way is arranged below the first conveying belt, a second conveying belt is installed on the slide way in a sliding mode, a motor box is fixedly installed at one end of the slide way, a first motor is arranged inside the motor box, the output end of the first motor is connected with a telescopic rod through a second connecting shaft, a third electromagnet is arranged at the other end of the telescopic rod, a rotating shaft is arranged inside the second conveying belt, a rotating shaft ferromagnetically connected with the third electromagnet is arranged on the rotating shaft, and a first connecting shaft is arranged below the motor box, the first connecting shaft is fixedly connected with the bottom of the slide way through a rope groove.
Preferably, the top of fighting outside the screening fill is equipped with receives a rope section of thick bamboo, the inside of receiving a rope section of thick bamboo is equipped with the second motor, the first connecting axle of output fixedly connected with of second motor, the outside cover of first connecting axle is equipped with the grooving, be equipped with the haulage rope on the grooving, the one end of receiving a rope section of thick bamboo is offered for the rope hole of haulage rope business turn over.
Preferably, the other end of the outer bucket of the screening bucket is movably provided with a sealing door, a first electromagnet is arranged inside the sealing door, and the bottom of the first electromagnet is fixedly connected with the rope collecting barrel through the traction rope.
Preferably, a first chute is formed in the slide way, second chutes are formed in two side walls of the first chute, and a fixing shaft movably connected with the screening hopper is arranged at the other end of the slide way.
Preferably, the bottom of the second conveyor belt is provided with an L-shaped sliding block in sliding connection with the second chute.
Preferably, the outer screening hopper is sleeved outside the inner screening hopper, and the screening grids of the outer screening hopper are smaller than those of the inner screening hopper.
Preferably, one side of the second conveyor belt is provided with a fourth motor, the fourth motor is connected with a connecting frame through a telescopic rod, and two ends of the connecting frame are fixedly connected with the second conveyor belt.
A screening method of a screening bucket of an excavator comprises the following steps:
step 1: the first electromagnet is switched off, the second motor is started to retract the traction rope into the rope drum, and the telescopic rod is started to extend the second conveyor belt out of the inner part of the screening hopper;
step 2: switching on a power supply of a third electromagnet, enabling the rotating shaft to be in ferromagnetic connection with the third electromagnet, and simultaneously starting the first motor to drive the second conveyor belt to move to convey gravel;
and step 3: starting the first connecting shaft to lift the slide way, and ensuring that one end of the second conveyor belt and the tail end of the first conveyor belt are kept on the same inclined plane;
and 4, step 4: when the inner hopper of the screening hopper is filled with gravel, a fourth motor is started to drive a second conveyor belt to withdraw the inner part of the inner hopper of the screening hopper, the sealing door is closed at the same time, and the first electromagnet is started to enable the sealing door to be in sealing connection with the outer hopper of the screening hopper;
and 5: and starting a third motor to drive the outer screening hopper and the inner screening hopper to rotate for screening the gravel, and pouring out the gravel after screening is finished.
Preferably, in step 5, when the screened sand is poured out, the second conveyor belt is required to be extended out, and the third motor is kept rotating at a low speed while pouring.
The invention has the beneficial technical effects that: according to the screening hopper and the screening method of the excavator, the first conveyor belt and the second conveyor belt are arranged to convey sand and stone to the inside of the inner hopper of the screening hopper, so that the workload of workers is reduced, and the production efficiency is accelerated; this excavator screening fill will screen the fill outer cup joint the screening fill in the screening fill the inside of fighting be convenient for sieve in step, set up different net sizes, can fall into not equidimension with the grit, when empting simultaneously the limit rotatory toppling over can through the screening fill outer fill and screening fill in the screening fill sand and gravel separation of screening through sheltering from of second conveyer belt.
Drawings
Fig. 1 is a schematic view showing the overall structure of a preferred embodiment of a screening hopper of an excavator and a screening method thereof according to the present invention;
FIG. 2 is a close-up schematic view of the overall structure of a preferred embodiment of the excavator screening hopper and screening method thereof according to the present invention;
FIG. 3 is a schematic illustration of a chute configuration of a preferred embodiment of an excavator screening hopper and screening method thereof in accordance with the present invention;
FIG. 4 is an enlarged schematic view of a portion A of the overall construction of a preferred embodiment of an excavator screening hopper and screening method according to the present invention;
FIG. 5 is a schematic diagram of a rope take-up drum structure of a preferred embodiment of an excavator screening hopper and a screening method thereof according to the present invention;
FIG. 6 is a schematic view of a second conveyor belt configuration of a preferred embodiment of an excavator screening hopper and method of screening thereof in accordance with the present invention;
fig. 7 is a schematic view of the internal structure of a motor box of a preferred embodiment of a screening bucket of an excavator and a screening method thereof according to the present invention.
In the figure: 1-an outer screening bucket, 2-an inner screening bucket, 3-a first conveyor belt, 4-a second conveyor belt, 5-a traction rope, 6-a rope-collecting drum, 7-a sealing door, 8-a first electromagnet, 9-a slideway, 10-a slide block, 11-a rotating shaft, 12-a second electromagnet, 13-a motor box, 14-a first motor, 15-a telescopic rod, 16-a third electromagnet, 17-a rope hole, 18-a second motor, 19-a first connecting shaft, 20-a rope groove, 21-a first sliding groove, 22-a second sliding groove, 23-a fixed shaft, 24-a connecting rod, 25-a third motor, 26-a second connecting shaft, 27-a connecting frame, 28-a telescopic rod and 29-a fourth motor.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 7, the excavator screening bucket provided in this embodiment includes an outer screening bucket 1 and an inner screening bucket 2 installed inside the outer screening bucket 1, a third motor 25 is disposed on one side of the outer screening bucket 1, an output end of the third motor 25 is fixedly connected to the outer screening bucket 1 and the inner screening bucket 2 through a connecting rod 24, a first conveyor belt 3 is disposed inside the inner screening bucket 2, a slide way 9 is disposed below the first conveyor belt 3, a second conveyor belt 4 is slidably installed on the slide way 9, a motor box 13 is fixedly installed at one end of the slide way 9, a first motor 14 is disposed inside the motor box 13, an output end of the first motor 14 is connected to an expansion link 15 through a second connecting shaft 26, a third electromagnet 16 is disposed at the other end of the expansion link 15, a rotating shaft 11 is disposed inside the second conveyor belt 4, a rotating shaft 11 magnetically connected to the third electromagnet 16 is disposed on the rotating shaft 11, a first connecting shaft 19 is arranged below the motor box 13, and the first connecting shaft 19 is fixedly connected with the bottom of the slideway 9 through a rope groove 20. The first conveyor belt 3 and the second conveyor belt 4 are arranged to facilitate conveying of the sand into the inner hopper 2 of the screening hopper, workload of workers is reduced, production efficiency is improved, and the first conveyor belt 3 and the second conveyor belt 4 are both screen-type conveyor belts capable of conveying and screening at the same time; this excavator screening fill with the screening fight 1 cup joint the screening fight in the screening fight the inside of fighting 2 be convenient for sieve in step, set up different net sizes, can fall into not equidimension with the grit, when empting simultaneously the limit rotatory limit is emptyd and is fought 1 and the screening fight in the screening fight the grit separation of fighting 2 interior screening through sheltering from of second conveyer belt 4.
In this embodiment, as shown in fig. 1 and 2, the top of the outer bucket 1 of screening hopper is equipped with a rope receiving tube 6, the inside of the rope receiving tube 6 is equipped with a second motor 18, the first connecting shaft 19 of output fixedly connected with of second motor 18, the outside cover of first connecting shaft 19 is equipped with grooving 20, be equipped with haulage rope 5 on grooving 20, the rope hole 17 that is used for haulage rope 5 to pass in and out is offered to the one end of rope receiving tube 6. The other end movable mounting of fighting 1 outside the screening fill has sealing door 7, and sealing door 7's inside is equipped with first electro-magnet 8, and haulage rope 5 and receipts rope section of thick bamboo 6 fixed connection are passed through to first electro-magnet 8's bottom. First spout 21 has been seted up to the inside of slide 9, and second spout 22 has all been seted up to two lateral walls of first spout 21, and the other end of slide 9 is equipped with and is fought interior 2 swing joint's of fighting fixed axle 23 with the screening. This excavator screening fill is equipped with receipts rope section of thick bamboo 6 and can be convenient for automatically open sealing door 7, is equipped with simultaneously that first electro-magnet 8 can be convenient for sealed screening fill 1 outward and fill 2 in the screening fill, prevents that the grit from spilling and avoid hindering the people that splashes when rotatory. This excavator screening hopper is equipped with first spout 21 and second spout 22 and is convenient for the reciprocating sliding of slider 10, prevents to take place to shift, reinforcing location effect.
In the present embodiment, as shown in fig. 1 and 5, the bottom of the second conveyor belt 4 is provided with an L-shaped slider 10 slidably connected to the second chute 22. The outer bucket 1 of screening fill cup joints the outside of fighting 2 in the screening fill, and the screening net of fighting 1 outside the screening fill is less than 2 screening nets of fighting in the screening fill. One side of second conveyer belt 4 is equipped with fourth motor 29, and fourth motor 29 is connected with link 27 through telescopic link 28, and the both ends of link 27 all with second conveyer belt 4 fixed connection.
A screening method of a screening bucket of an excavator comprises the following steps:
step 1: the first electromagnet 8 is switched off, the second motor 18 is started to retract the traction rope 5 into the rope drum 6, and meanwhile, the telescopic rod 28 is started to extend the second conveyor belt 4 out of the screening hopper outer hopper 1;
step 2: switching on a power supply of the third electromagnet 16 to magnetically connect the rotating shaft 11 with the third electromagnet 16, and simultaneously starting the first motor 14 to drive the second conveyor belt 4 to move to convey sand;
and step 3: starting the first connecting shaft 19 to lift the slideway 9, so as to ensure that one end of the second conveyor belt 4 and the tail end of the first conveyor belt 3 are kept on the same inclined plane;
and 4, step 4: when the inner screening bucket 2 is filled with sand and stones, the fourth motor 29 is started to drive the second conveyor belt 4 to withdraw the inner screening bucket 2, the sealing door 7 is closed, and the first electromagnet 8 is started to enable the sealing door 7 to be in sealing connection with the outer screening bucket 1;
and 5: start third motor 25 and drive the screening fill 2 rotation screening grit of fighting 1 outside fighting and screening fill in fighting, the screening finish the back pour can, when pouring the grit that will screen, need stretch out second conveyer belt 4, empty the limit simultaneously and keep third motor 25 low-speed rotatory.
In summary, in this embodiment, according to the excavator screening bucket and the screening method thereof of this embodiment, the excavator screening bucket and the screening method thereof provided by this embodiment, the excavator screening bucket is provided with the rope winding drum 6 which can facilitate automatic opening of the sealing door 7, and the first electromagnet 8 which can facilitate sealing of the outer bucket 1 of the screening bucket and the inner bucket 2 of the screening bucket is provided at the same time, so as to prevent sand from leaking and splashing when rotating to avoid hurting people. This excavator screening hopper is equipped with first spout 21 and second spout 22 and is convenient for the reciprocating sliding of slider 10, prevents to take place to shift, reinforcing location effect. The first conveyor belt 3 and the second conveyor belt 4 are arranged to facilitate conveying of the sand into the inner hopper 2 of the screening hopper, workload of workers is reduced, production efficiency is improved, and the first conveyor belt 3 and the second conveyor belt 4 are both screen-type conveyor belts capable of conveying and screening at the same time; this excavator screening fill with the screening fight 1 cup joint the screening fight in the screening fight the inside of fighting 2 be convenient for sieve in step, set up different net sizes, can fall into not equidimension with the grit, when empting simultaneously the limit rotatory limit is emptyd and is fought 1 and the screening fight in the screening fight the grit separation of fighting 2 interior screening through sheltering from of second conveyer belt 4.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (9)
1. The screening bucket of the excavator is characterized by comprising an outer screening bucket (1) and an inner screening bucket (2) arranged inside the outer screening bucket (1), wherein a third motor (25) is arranged on one side of the outer screening bucket (1), the output end of the third motor (25) is fixedly connected with the outer screening bucket (1) and the inner screening bucket (2) through a connecting rod (24), a first conveying belt (3) is arranged inside the inner screening bucket (2), a slide rail (9) is arranged below the first conveying belt (3), a second conveying belt (4) is slidably arranged on the slide rail (9), a motor box (13) is fixedly arranged at one end of the slide rail (9), a first motor (14) is arranged inside the motor box (13), and the output end of the first motor (14) is connected with a telescopic rod (15) through a second connecting shaft (26), the other end of telescopic link (15) is equipped with third electro-magnet (16), the inside of second conveyer belt (4) is equipped with rotation axis (11), be equipped with on rotation axis (11) with rotation axis (11) that third electro-magnet (16) magnetism is connected, the below of motor case (13) is equipped with first connecting axle (19), first connecting axle (19) through grooving (20) with the bottom fixed connection of slide (9).
2. The screening bucket of the excavator as claimed in claim 1, wherein a rope collecting drum (6) is arranged at the top of the outer bucket (1) of the screening bucket, a second motor (18) is arranged inside the rope collecting drum (6), a first connecting shaft (19) is fixedly connected to the output end of the second motor (18), a rope groove (20) is sleeved outside the first connecting shaft (19), a traction rope (5) is arranged on the rope groove (20), and a rope hole (17) for the traction rope (5) to go in and out is formed in one end of the rope collecting drum (6).
3. The screening bucket of the excavator as claimed in claim 1, wherein a sealing door (7) is movably mounted at the other end of the outer bucket (1) of the screening bucket, a first electromagnet (8) is arranged inside the sealing door (7), and the bottom of the first electromagnet (8) is fixedly connected with the rope collecting barrel (6) through the traction rope (5).
4. The screening bucket of the excavator as claimed in claim 1, wherein a first sliding groove (21) is formed in the sliding way (9), second sliding grooves (22) are formed in two side walls of the first sliding groove (21), and a fixing shaft (23) movably connected with the inner bucket (2) of the screening bucket is arranged at the other end of the sliding way (9).
5. An excavator screening hopper as claimed in claim 4, wherein the bottom of the second conveyor belt (4) is provided with an L-shaped slider (10) slidably connected to the second chute (22).
6. The screening bucket of the excavator is characterized in that the outer screening bucket (1) is sleeved outside the inner screening bucket (2), and the screening grids of the outer screening bucket (1) are smaller than those of the inner screening bucket (2).
7. The screening bucket of the excavator as claimed in claim 1, wherein a fourth motor (29) is arranged on one side of the second conveyor belt (4), the fourth motor (29) is connected with a connecting frame (27) through a telescopic rod (28), and two ends of the connecting frame (27) are fixedly connected with the second conveyor belt (4).
8. A screening method of a screening hopper of an excavator is characterized by comprising the following steps:
step 1: the first electromagnet (8) is switched off, the second motor (18) is started to retract the traction rope (5) into the rope recovery drum (6), and meanwhile, the telescopic rod (28) is started to extend the second conveyor belt (4) out of the inner part of the screening hopper outer hopper (1);
step 2: switching on a power supply of a third electromagnet (16), enabling the rotating shaft (11) to be magnetically connected with the third electromagnet (16), and simultaneously starting a first motor (14) to drive the second conveyor belt (4) to move to convey gravels;
and step 3: starting a first connecting shaft (19) to lift the slide way (9) so as to ensure that one end of the second conveyor belt (4) and the tail end of the first conveyor belt (3) are kept on the same inclined plane;
and 4, step 4: when the screening hopper inner hopper (2) is filled with gravels, a fourth motor (29) is started to drive a second conveyor belt (4) to withdraw into the screening hopper inner hopper (2), the sealing door (7) is closed at the same time, and the first electromagnet (8) is started to enable the sealing door (7) to be in sealing connection with the screening hopper outer hopper (1);
and 5: and starting a third motor (25) to drive the screening hopper outer hopper (1) and the screening hopper inner hopper (2) to rotate for screening sand and stone, and pouring out after screening.
9. A method as claimed in claim 8, wherein in step 5, the screened sand is poured out by extending the second conveyor (4) whilst keeping the third motor (25) rotating at a low speed whilst pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410496.9A CN111119270A (en) | 2019-12-31 | 2019-12-31 | Excavator screening hopper and screening method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410496.9A CN111119270A (en) | 2019-12-31 | 2019-12-31 | Excavator screening hopper and screening method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111119270A true CN111119270A (en) | 2020-05-08 |
Family
ID=70506302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911410496.9A Withdrawn CN111119270A (en) | 2019-12-31 | 2019-12-31 | Excavator screening hopper and screening method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111119270A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146896A (en) * | 2021-11-03 | 2022-03-08 | 徐州博诺威机械设备有限公司 | Excavator bucket screening plant |
-
2019
- 2019-12-31 CN CN201911410496.9A patent/CN111119270A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146896A (en) * | 2021-11-03 | 2022-03-08 | 徐州博诺威机械设备有限公司 | Excavator bucket screening plant |
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Application publication date: 20200508 |