CN213058986U

CN213058986U - A conveyer belt for fine aggregate transmission

Info

Publication number: CN213058986U
Application number: CN202021799037.2U
Authority: CN
Inventors: 姚金根; 赵轶; 杨兴; 沈英杰; 董祖荣
Original assignee: Huzhou Shangjian Concrete Co ltd
Current assignee: Huzhou Shangjian Concrete Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-27
Anticipated expiration: 2030-08-25

Abstract

The utility model relates to a conveyer belt for transmission of fine aggregate, including the conveyer belt body that is equipped with feed end and discharge end and the frame that is used for erectting the support conveyer belt body, the conveyer belt body is close to discharge end one side and is equipped with the scraper, the scraper includes that drive shaft, fixed mounting scrape the flitch and drive shaft pivoted and scrape the material motor at drive shaft lateral wall, scrape the flitch and keep away from drive shaft one side butt in conveyer belt body surface. This application has the adhesion that reduces conveyer belt body surface aggregate, reduces extravagant effect.

Description

A conveyer belt for fine aggregate transmission

Technical Field

The application relates to the field of aggregate processing devices, in particular to a conveyor belt for conveying fine aggregates.

Background

Concrete mixing plants play an important role in today's construction and engineering, and aggregate conveyors are indispensable in the plant of the mixing plant.

Chinese patent publication No. CN208544734U discloses an aggregate conveying device for a mixing plant, which comprises a framework, a pressing device, a conveying belt and two pairs of driving shafts; the conveyor belt is a section of a closed belt-shaped body which is tightly wound between two pairs of driving shafts, wherein one pair of the two pairs of driving shafts is positioned at the input end, the other pair of the two pairs of driving shafts is positioned at the output end, and are respectively and rotatably connected with two ends of the framework, anti-skid driving holes are processed on two sides of the conveying belt along the transmission direction, and the two sides of the driving shaft are correspondingly provided with driving teeth which are processed into a conical sharp tooth shape, the driving teeth can be inserted into the driving holes and drive the conveyor belt to move, the pressing device is arranged below the output end, and the pressing device comprises a fixed frame, a pressing wheel, a connecting rod, a connecting spring and a bidirectional locking ratchet wheel, one end of the connecting rod is connected with the pressing wheel, the other end of the connecting rod is connected with a rotating shaft of the locking ratchet wheel, one end of the connecting spring is connected onto the connecting rod, and the other end of the connecting spring is connected onto the fixing frame to prevent the connecting rod from falling down by lifting. Drive the drive hole motion on the belt through the epaxial drive tooth of drive and prevent to skid, and closing device sets up and makes the aggregate recovery more thorough with belt direction angle increase, add the aggregate in the feeding funnel then convey the aggregate to the mixer in through the belt, accomplish the transportation of aggregate.

In the related art, the inventors consider that there is a defect that the aggregates are wet and adhere to the surface of the conveyor belt, so that a large amount of aggregates cannot be guided out at the discharge end, resulting in waste of the aggregates.

Disclosure of Invention

In order to reduce waste due to aggregate adhesion, the present application provides a conveyor belt for fine aggregate transport.

The application provides a conveyer belt for fine aggregate transmission adopts following technical scheme:

the utility model provides a conveyer belt for transmission of fine aggregate, is including the conveyer belt body that is equipped with feed end and discharge end and the frame that is used for erectting the support conveyer belt body, the conveyer belt body is close to discharge end one side and is equipped with the scraper, the scraper includes that drive shaft, fixed mounting scrape the flitch and drive shaft pivoted and scrape the material motor, scrape the flitch and keep away from drive shaft one side butt in conveyer belt body surface.

Through adopting above-mentioned technical scheme, in the aggregate transmission process, on the leading-in conveyer belt body of follow feed end, when conveying to being close scraper, scrape the flitch rotation of expecting the motor drive, scrape the flitch pivoted in-process and scrape the aggregate on conveyer belt body surface from the conveyer belt surface, again because inertia, scrape flitch tangential departure along with the butt point, at last by the discharge end by the collection. Aggregate adhered to the surface of the transmission belt body is scraped by the mode, so that the waste of the aggregate is reduced.

Preferably, the scraping device is still including being used for adjusting the butt subassembly of scraping flitch and conveyer belt body interval, the butt subassembly is established at the drive shaft tip and is rotated and connect in the slider of drive shaft, install in the frame along conveyer belt body surface vertical direction sliding connection in the mounting bracket of slider, fixed mounting at the driven gear of drive shaft tip and fixed connection in the driving gear of scraping material motor shaft including the cover, when driven gear and driving gear meshing, scrape the flitch butt in conveyer belt body surface.

Through adopting above-mentioned technical scheme, according to the difference of the aggregate volume of conveying, conveyer belt body surface sunken degree is also different, and the scraper is because dead weight butt in conveyer belt body surface, and at this moment, driving gear and driven gear meshing, consequently driven gear is driven and rotates, scrapes the flitch and rotates the in-process and strike off the aggregate on surface. When the surface of the conveyor belt body is not provided with aggregates, the surface of the conveyor belt body is horizontal, so that the driven gear and the driving gear are in a non-meshed state, and the scraping plate does not scrape materials. The design is suitable for two states and has wide applicability.

Preferably, the mounting bracket is close to fixed two guide bars that are equipped with in slider one side, two the guide bar passes the slider along two slider direction of height respectively, and sliding connection in slider, the guide bar is kept away from the fixed stopper that is used for preventing that the slider from deviating from that is equipped with of mounting bracket one end.

Through adopting above-mentioned technical scheme, the slider is because the action of gravity gliding to the position that offsets with the stopper, and at this moment, the guide bar leads the slider, and the slider is spacing by the stopper, and driven gear is located the state with driving gear engagement, and the driving gear rotates and can drive driven gear and rotate, reaches the effect of striking off conveyer belt body surface aggregate.

Preferably, two all the cover is equipped with reset spring on the guide bar, reset spring is located the slider and is close to mounting bracket one side.

Through adopting above-mentioned technical scheme, under the general condition, scraping device has the trend of propping the conveyer belt body surface all the time because the dead weight, but, conveyer belt body surface has a large amount of aggregates, and its center is recessed state, and it is not good to rely on gravity to support tight effect alone. After the reset spring is arranged, the resilience force of the reset spring drives the sliding block to move to one side of the conveying belt body, and the surface of the conveying belt body is tightly supported by the scraping device, so that a better scraping effect is achieved.

Preferably, the material blocking assembly is installed at the discharge end of the conveyor belt body and comprises a connecting rod and a material blocking plate, the connecting rod is arranged on each of two sides of the frame, the material blocking plate is located between the two connecting rods and is fixedly connected to the connecting rod, the material blocking plate is arranged at an interval with the conveyor belt body, and a material blocking included angle is formed between the material blocking plate and the horizontal plane.

Through adopting above-mentioned technical scheme, when scraping the material device operation, scrape the flitch and rotate and scrape the aggregate of conveyer belt body surface adhesion, the direction of motion of aggregate is the tangent direction of this point scraping flitch, therefore the aggregate probably flies out along this direction. After the material blocking assembly is arranged, the aggregate can be prevented from flying out, and the collection of the aggregate is facilitated.

Preferably, the connecting rod butt is kept away from conveyer belt body one side in the frame, and rotates along connecting axle center between them and connect in the frame, the horizontal threaded connection of frame one side is kept away from to the connecting rod has adjusting bolt, adjusting bolt threaded connection is in the frame.

Through adopting above-mentioned technical scheme, scrape that the material speed is adjustable, consequently the aggregate fly out's that is scraped off the position can change along with scraping the change of material speed, consequently need adjust the position of keeping off the material subassembly to the conveying speed of adaptation conveyer belt body, the suitability is more extensive.

Preferably, wear to establish in the conveyer belt body and install the guide spare, the guide spare includes that fixed connection establishes on the support of frame and cover and rotates the guide cover of connecting in the support, the support is kept away from frame one end and is formed the guide cambered surface that the opening upwards supplied the conveyer belt body butt.

Through adopting above-mentioned technical scheme, when the conveyer belt body conveys the aggregate, because the aggregate is amasss at conveyer belt body middle part, consequently its middle part is sunken, and the conveyer belt body is by long-term tensile, therefore the loss is great. After the material guide piece is arranged, the aggregate on the conveying belt body and the conveying belt body is supported to a certain extent, and loss is reduced.

Preferably, one side of the scraper plate, which is far away from the driving shaft, is an arc-shaped surface which protrudes outwards.

By adopting the technical scheme, when the aggregate is conveyed by the conveyor belt body, the middle part of the conveyor belt body sinks as the aggregate is accumulated in the middle of the conveyor belt body. Scrape the flitch and keep away from the arcwall face that drive shaft one side is the evagination, this side and the comparatively laminating of conveyer belt body surface, again because the conveyer belt body has certain deformability, both can reach better laminating degree, and the material effect of scraping of consequently scraping the flitch is better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. aggregate adhered to the surface of the transmission belt body is scraped by the scraping device, so that the waste of the aggregate is reduced.

2. After the butt joint component is installed, the scraping device can adapt to two conditions simultaneously, and does not need manual adjustment.

3. After the material blocking assembly is arranged, the aggregate can be prevented from flying out, and the collection of the aggregate is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic structural view of a material guiding member according to the present embodiment;

fig. 3 is a schematic structural view of the scraping device of the embodiment.

Description of reference numerals: 10. a conveyor belt body; 11. a rotating shaft; 12. a conveyor belt; 13. a transfer motor; 14. a material guide member; 15. a support; 16. a material guiding sleeve; 17. a frame; 20. a scraping device; 21. a drive shaft; 22. a scraping motor; 23. a scraping plate; 30. an abutment assembly; 31. a mounting frame; 32. a guide bar; 33. a limiting block; 34. a return spring; 35. a slider; 36. a gear set; 40. the material blocking component; 41. a connecting rod; 42. a striker plate; 43. and adjusting the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a conveyer belt for fine aggregate transmission. Referring to fig. 1, the belt conveyor comprises a conveyor belt body 10, a frame 17 for mounting the conveyor belt body 10, and a scraper 20 for scraping aggregate on the surface of the conveyor belt body 10. The two ends of the conveyor belt 12 are respectively a feeding end and a discharging end, the feeding end and the discharging end are arranged obliquely upwards, and the scraping device 20 is arranged at one end close to the discharging end and connected with the frame 17. The frame 17 is also provided with a material blocking assembly 40 for preventing the aggregates from splashing, and the material blocking assembly 40 is arranged on one side of the discharge end of the conveyor belt body 10.

During the transfer of the aggregates, the aggregates adhere to the surface of the conveyor belt body 10 due to the internal absorption of moisture. At this moment, the scraping device 20 is started to scrape off the aggregates adhered to the surface of the conveyor belt body 10, and part of the aggregates fly out due to inertia and impact the surface of the material blocking assembly 40 to avoid splashing, and are collected uniformly at last.

Specifically, referring to fig. 1 and 2, the conveyor belt body 10 includes two rotating shafts 11 arranged at intervals, a conveyor belt 12 tightly sleeved outside the two rotating shafts 11, and a conveyor motor 13 driving one of the rotating shafts 11 to rotate. The two ends of the rotating shaft 11 penetrate into the frame 17 and are rotatably connected to the frame 17 through bearings. The rotating shaft 11 at the end of the conveying motor 13 is fixedly connected with the rotating shaft 11 at one side of the feeding end. The inner side of the conveyor belt 12 is provided with a material guiding member 14 in a penetrating manner, the material guiding member 14 comprises a support 15 and a material guiding sleeve 16, the support 15 is U-shaped with an upward opening, the opening end of the support 15 is flared, and two ends of the support are respectively fixedly connected to the rack 17. Three material guiding sleeves 16 are arranged on one support 15, and are respectively sleeved on three edges of the support 15, and the material guiding sleeves 16 are respectively rotatably connected to the support 15. One end of the bracket 15 far away from the frame 17 forms a material guiding cambered surface with an opening upwards for the conveyor belt body 10 to abut against.

Referring to fig. 1 and 3, the scraper device 20 includes a driving shaft 21, a scraper motor 22, a scraper plate 23, and an abutment assembly 30 to adjust a distance between the scraper plate 23 and the conveyor belt body 10. The drive shaft 21 sets up along conveyer belt body 10 width direction, scrapes flitch 23 fixed connection in drive shaft 21 lateral wall, and evenly is equipped with a plurality ofly along drive shaft 21 circumference, scrapes flitch 23 and keeps away from drive shaft 21 one end for the arcwall face of evagination, and this end offsets with conveyer belt body 10 upper end. Abutment assembly 30 includes mounting bracket 31, guide bar 32, slide block 35, and gear set 36. The gear set 36 includes a driving gear and a driven gear which are engaged with each other, the driving gear is coaxially connected to a rotating shaft at the end of the scraping motor 22, the driven gear is respectively installed at the end of the driving shaft 21, and the driven gear is coaxially and fixedly connected to the driving shaft 21.

The mounting frames 31 are U-shaped with a downward opening, two of the mounting frames are arranged at intervals in the width direction of the rack 17, and two ends of one side of the opening are fixedly connected to the rack 17. Guide bar 32 fixed mounting is in mounting bracket 31 opening one end, and guide bar 32 sets up along mounting bracket 31 direction of height, and is equipped with two along mounting bracket 31 length direction interval. The guide rod 32 is far away from the fixed stopper 33 that is equipped with of mounting bracket 31 one end, and stopper 33 is cylindricly, and its diameter is greater than the diameter of guide rod 32, and guide rod 32 passes slider 35 along slider 35 direction of height, and slider 35 is followed guide rod 32 length direction sliding connection in guide rod 32, and its lower extreme is spacing by stopper 33. The guide rod 32 is sleeved with a return spring 34, the return spring 34 is located on one side of the sliding block 35 close to the mounting frame 31, one end of the return spring is fixedly connected to the sliding block 35, and the other end of the return spring is fixedly connected to the mounting frame 31. The slider 35 is located on the side of the driven gear remote from the drive shaft 21, and the driven gear is rotatably connected to the slider 35 through a bearing. When the driven gear is engaged with the driving gear, the scraper plate 23 abuts against the surface of the conveyor belt body 10.

In the process of conveying aggregate, the conveying motor 13 drives the rotating shaft 11 to rotate, then the conveying belt 12 is driven to convey aggregate, the aggregate is guided into the conveying belt body 10 from the feeding end, and the conveying belt 12 is pressed downwards to be in a state of being sunken in the middle. The drive shaft 21 and the scraper 23 press the surface of the conveyor belt 12 downward due to gravity and the resilient force of the return spring 34. When conveying to being close scraping plate 23 position, scraping motor 22 drives scraping plate 23 and rotates, scrapes the aggregate on conveyer belt body 10 surface away from conveyer belt 12 surface with scraping plate 23 pivoted in-process, again because inertia, scrapes plate 23 tangential departure along with the butt point, is collected at the discharge end at last. When the surface of the conveyor belt 12 has no aggregate, the scraper plate 23 is pushed upwards by the conveyor belt 12 due to the always tensioned state, the return spring 34 is compressed, and the driven gear is disengaged from the driving gear while moving, so that the driving shaft 21 stops rotating, and the scraping step is suspended.

Specifically, referring to fig. 1, the material blocking assembly 40 includes a connecting rod 41 and a material blocking plate 42, the connecting rod 41 is respectively provided with one on both sides of the frame 17, the material blocking plate 42 is located between the two connecting rods 41, and is fixedly connected to one end of the connecting rod 41 away from the frame 17, one end of the connecting rod 41 away from the material blocking plate 42 abuts against the frame 17, the two ends are connected through an adjusting bolt 43, and the adjusting bolt 43 horizontally penetrates through the connecting rod 41 and then is in threaded connection with the frame 17. The striker plate 42 and the conveyor belt body 10 are arranged at intervals, and a striker included angle is formed between the striker plate 42 and the horizontal plane.

When the aggregate on the surface of the conveyor belt 12 is scraped by the scraping plate 23, the aggregate flies out in the direction due to the movement direction of the aggregate which is tangential to the point where the aggregate is separated from the scraping plate 23 and inertia, and the flying-out aggregate can be blocked by the baffle plate 42 to be concentrated together. When the conveying speed of the conveying belt 12 changes, the position where the aggregate flies out is changed, the adjusting bolt 43 is loosened, the connecting rod 41 is rotated, the material blocking included angle is changed, and after the aggregate is adjusted to a proper angle, the adjusting bolt 43 is screwed down to fix the aggregate and the material blocking included angle.

The implementation principle of the conveyor belt for fine aggregate transmission in the embodiment of the application is as follows: during the conveying process, as the aggregates are affected with moisture, a part of the aggregates adhere to the surface of the conveyor belt body 10. The scraping device 20 is started to scrape off the aggregates adhered to the surface of the conveyor belt body 10, and part of the aggregates fly out due to inertia and impact the surface of the material blocking assembly 40, and are finally collected at the discharge end. After the aggregate is conveyed, the surface of the conveyor belt body 10 returns to the initial position, the abutting assembly 30 drives the driving shaft 21 to automatically stop rotating, and the scraping process is suspended.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A conveyer belt for fine aggregate transmission which characterized in that: including conveyer belt body (10) that is equipped with feed end and discharge end and frame (17) that are used for erectting support conveyer belt body (10), conveyer belt body (10) are close to discharge end one side and are equipped with scraper (20), scraper (20) include drive shaft (21), fixed mounting scrape flitch (23) and drive shaft (21) pivoted scraper motor (22) at drive shaft (21) lateral wall, scraper (23) keep away from drive shaft (21) one side butt in conveyer belt body (10) surface.

2. A conveyor belt for the transport of fine aggregate according to claim 1, characterized in that: scraping device (20) are still including butt subassembly (30) that are used for adjusting scraping flitch (23) and conveyer belt body (10) interval, butt subassembly (30) are established at drive shaft (21) tip and are rotated slider (35) of connecting in drive shaft (21), are installed along conveyer belt body (10) surface vertical direction sliding connection in mounting bracket (31) of slider (35) on frame (17), the driven gear of fixed mounting at drive shaft (21) tip and fixed connection in the driving gear of scraping material motor (22) pivot (11), when driven gear and driving gear meshing, scrape flitch (23) butt in conveyer belt body (10) surface.

3. A conveyor belt for the transport of fine aggregate according to claim 2, characterized in that: mounting bracket (31) are close to fixed two guide bars (32) that are equipped with in slider (35) one side, two guide bar (32) pass slider (35) along two slider (35) direction of height respectively, and sliding connection in slider (35), fixed stopper (33) that are used for preventing that slider (35) from deviating from are equipped with in mounting bracket (31) one end is kept away from in guide bar (32).

4. A conveyor belt for the transport of fine aggregate according to claim 3, characterized in that: two all the cover is equipped with reset spring (34) on guide bar (32), reset spring (34) are located slider (35) and are close to mounting bracket (31) one side.

5. A conveyor belt for the transport of fine aggregate according to claim 1, characterized in that: the material blocking assembly (40) is installed at the discharge end of the conveyor belt body (10), the material blocking assembly (40) comprises a connecting rod (41) and a material blocking plate (42), the connecting rod (41) is respectively provided with one in two sides of the frame (17), the material blocking plate (42) is located between the two connecting rods (41), and is fixedly connected to the connecting rod (41), the material blocking plate (42) is arranged at an interval with the conveyor belt body (10), and a material blocking included angle is formed between the material blocking plate (42) and the horizontal plane.

6. A conveyor belt for the transport of fine aggregate according to claim 5, characterized in that: connecting rod (41) butt is kept away from conveyer belt body (10) one side in frame (17), and rotates along the connection axle center between them and connect in frame (17), frame (17) one side horizontal threaded connection is kept away from in connecting rod (41) has adjusting bolt (43), adjusting bolt (43) threaded connection is in frame (17).

7. A conveyor belt for the transport of fine aggregate according to claim 1, characterized in that: wear to establish in the conveyer belt body (10) and install guide spare (14), guide spare (14) include support (15) and the cover of fixed connection in frame (17) and establish on support (15) and rotate guide cover (16) of connecting in support (15), support (15) keep away from frame (17) one end and form the guide cambered surface that the opening upwards supplied conveyer belt body (10) butt.

8. A conveyor belt for the transport of fine aggregate according to claim 1, characterized in that: one side of the scraping plate (23) far away from the driving shaft (21) is an outward convex arc-shaped surface.