CN211330169U

CN211330169U - Screening machine that aggregate changes application

Info

Publication number: CN211330169U
Application number: CN201921704145.4U
Authority: CN
Inventors: 李晓菊
Original assignee: Shanghai Baizhi Concrete Mixing Co ltd
Current assignee: Shanghai Baizhi Concrete Mixing Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-08-25
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a screening machine that aggregate commentaries on classics was used relates to aggregate and transports technical field, has solved in the aggregate transportation process, because of being adulterated in the aggregate has the glutinous piece of mutual adhesion large granule together, and leads to using the not good technical problem of concrete quality of this aggregate production. The utility model provides a screening machine that aggregate changes application, includes the base, be provided with the ejection of compact on the base and transport the area and connect the material transportation area, the ejection of compact is transported the area and is connect both transport position departments in material transportation area to be provided with the support, the slope is provided with the screen cloth on the support, the minimum of screen cloth is provided with and is used for receiving the hopper that connects of gluing the piece, be connected with the vibrating mechanism that makes the screen cloth take place the vibration on the screen cloth. In the screening process, the vibrating mechanism vibrates the screen to achieve better screening effect, improve screening efficiency, reduce aggregate waste and save production cost.

Description

Screening machine that aggregate changes application

Technical Field

The utility model relates to an aggregate transports technical field, and more specifically says, it relates to a screening machine that aggregate was changeed and is used.

Background

Aggregate is also called aggregate, and is a granular material which plays a role in skeleton and filling in concrete and mortar. The aggregate of sandstone is the general name of materials such as sand, pebble (gravel), broken stone, block stone, material stone and the like in hydraulic engineering. The sandstone aggregate is a main building material of structures such as concrete, piled stone and the like in hydraulic engineering. When the aggregate needs to change the direction of transportation in transmission process, need transport through two transport areas of different transmission directions, two transport areas mainly utilize the principle of difference in height to realize transporting.

The utility model discloses a chinese utility model patent that bulletin number is CN208307977U discloses a belt conveyor reprints dust keeper of funnel, below the reprints funnel between the two-stage belt conveyor of transporting the garrulous material that looses, install the dust cover that can seal the production dust department between reprints funnel end opening and the belt suitable for reading along belt conveyor traffic direction, the end opening of reprints funnel is pegged graft below the ceiling of dust cover, installs the shower nozzle on the spray pipe, sets up below the ceiling in the dust cover.

In the above patent document, the dust can be prevented from scattering from the lower side of the transfer hopper by attaching the head and the dust cover to the lower side of the transfer hopper. However, the aggregate often contains large-particle bone blocks adhered to each other, and when the large-particle bone blocks are directly applied to the production of concrete, the quality of the whole concrete is easily poor. Therefore, a new solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To in the aggregate transportation, because of being doped with the glutinous piece of mutual adhesion large granule together in the aggregate, and lead to using the not good problem of concrete quality of this aggregate production, the utility model aims to provide a screening machine of aggregate commentaries on classics application to solve above-mentioned problem, it has the concrete quality better, practices thrift manufacturing cost advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a screening machine that aggregate changes application, includes the base, be provided with the ejection of compact on the base and transport the area and connect the material transportation area, the ejection of compact is transported the area and is connect both transport position departments in material transportation area to be provided with the support, the slope is provided with the screen cloth on the support, the minimum of screen cloth is provided with and is used for receiving the hopper that connects of gluing the piece, be connected with the vibrating mechanism that makes the screen cloth take place the vibration on the screen cloth.

Through adopting above-mentioned technical scheme, the aggregate is in the transportation in-process, and great sticky piece is followed the aggregate and is transported on multistage transportation area, and the aggregate is transporting the area from the ejection of compact and is transporting to connecing the material and transport when taking, sieves great sticky piece in to the aggregate through the screen cloth, is discharged after the screening to connect in the hopper. In the screening process, the vibrating mechanism vibrates the screen to achieve better screening effect, improve screening efficiency, reduce aggregate waste and save production cost.

Further, vibration mechanism includes connecting rod, cam and pivot, the pivot is rotated and is set up on the support, cam fixed mounting is in the pivot, connecting rod one end and cam normal running fit, the other end is articulated mutually with the screen cloth, the pivot is driven through drive arrangement, the connecting rod includes hinge ring, the body of rod and ring, hinge ring is articulated mutually with the one end of screen cloth, the cam is at the setting of ring internal rotation, the one end of the body of rod is connected with hinge ring, and the other end is connected with the ring.

By adopting the technical scheme, the rotating shaft drives the cam to rotate when rotating, the cam rotates in the circular ring, the cam drives the circular ring to realize irregular circular motion by utilizing the irregularity on the surface of the cam when rotating in the circular ring, the circular ring is connected with the rod body, and the screen mesh achieves the vibration effect through the rod body and the hinge ring. The cam and the connecting rod are matched for use, so that the vibration of the screen is realized, and a better screening effect is achieved.

Further, drive arrangement includes motor, big band pulley and little band pulley, motor fixed mounting is on the support, big band pulley is connected with the motor, little band pulley is fixed to be set up in the pivot, be connected through the belt between big band pulley and the little band pulley.

By adopting the technical scheme, the motor drives the large belt wheel to rotate, the large belt wheel drives the small belt wheel through the belt to realize synchronous rotation, and the small belt wheel drives the rotating shaft to rotate, so that the normal work of the vibrating mechanism is realized. The belt transmission mode is adopted, the belt has the advantage of elasticity, the impact of the screen on the support and the driving device can be effectively buffered, and meanwhile, the belt transmission is more stable and noiseless in the operation process.

Furthermore, one end of the discharging transfer belt, which is close to the receiving transfer belt, is provided with a material blocking cover for preventing the aggregates from splashing.

Through adopting above-mentioned technical scheme, at the aggregate from ejection of compact transfer area exhaust in-process, the aggregate can be because of ejection of compact transfer area inertia when rotating and fly out a section distance along ejection of compact transfer area pivoted direction, because the volume of aggregate is different, so the aggregate distance of flying out is different, and partial volume less aggregate can fly out farther distance, and the cover that keeps off the material can block the aggregate that the distance of flying out is farther. The material blocking cover effectively prevents the aggregate from flying out of the receivable distance of the material receiving transfer belt, avoids waste in the production process of the aggregate and keeps the working environment in the transfer process.

Further, keep off the inboard of material cover and install the atomizer that carries out dustproof processing to the aggregate, atomizer includes atomising head, water pipe, water tank and water pump, the water pipe is installed in keeping off the material cover, the atomising head is installed on the water pipe, the water pipe is linked together with the water tank, be provided with the water pump that is used for drawing water on the water tank, the water pump is linked together with the water pipe.

Through adopting above-mentioned technical scheme, at the aggregate from the ejection of compact transportation area in-process of discharge, because the aggregate is transported the area from the ejection of compact of eminence and is fallen to connecing of low department and transport the area, at the aggregate with connect the in-process that the material transports the area and collide, can produce the phenomenon that dust scatters. Utilize atomizer to carry out the spraying to the position of transporting between the two and handle, avoided the phenomenon that dust scatters effectively, avoided the pollution to the air in the transportation, accord with green production's requirement.

Further, the screen cloth all is provided with the baffle that is used for preventing great sticking piece emergence to drop along connecing the both sides of connecing the direction of transportation in material transportation area.

Through adopting above-mentioned technical scheme, when the aggregate fell on the screen cloth, because be connected with vibration mechanism on the screen cloth, the screen cloth is at the in-process to the aggregate vibration, and partial aggregate probably drops to the base along with the vibration of screen cloth to cause the influence to operational environment, through setting up the baffle on the screen cloth, when the screen cloth vibrates the aggregate, can prevent effectively that the aggregate from sliding down on the screen cloth, avoided causing the pollution to operational environment, avoided the waste of aggregate.

Furthermore, a soft plate for fully sieving the aggregate on the screen is arranged between the two baffles.

Through adopting above-mentioned technical scheme, the screen cloth is to the in-process of aggregate screening, because the volume and the shape diverse of aggregate, so the aggregate that part can get into next process can appear causing its phenomenon of card on the screen cloth because of self shape. Through setting up the soft board, can carry out abundant screening to the sticking block on the screen cloth, at screen cloth vibration in-process, the part accords with the sticking block of production requirement and sees through the screen cloth and drops to connecing the material transportation area, and the part is not conform to the great sticking block of production requirement and in the vibration process, makes the soft board take place deformation, and the landing is to connecing in the hopper behind the soft board. The soft board fully screens the sticky blocks, and waste of aggregates in the screening process is effectively avoided.

Furthermore, a rubber pad used for buffering the impact of the screen on the support is arranged on the support.

Through adopting above-mentioned technical scheme, drive the screen cloth vibration in-process at the connecting rod, the screen cloth follows connecting rod synchronous motion, because articulated between the two, so vibration amplitude between the two is the same extremely, through setting up the rubber pad, can reduce the screen cloth effectively to the impact dynamics of support, has played certain cushioning effect, has improved the stability of support on the base.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the screen and the vibrating mechanism, the screen screens the aggregates to screen larger sticky blocks from the aggregates, and the vibrating mechanism vibrates the screen in the screening process to achieve better screening effect, improve the screening efficiency, reduce the waste of the aggregates and save the production cost;

(2) through setting up the material blocking cover, the material blocking cover can block the aggregate that the departure distance is far away. The material blocking cover effectively prevents the aggregate from flying out of the receivable distance of the material receiving transfer belt, avoids waste in the aggregate production process and keeps the working environment in the transfer process;

(3) through setting up atomizer, utilize atomizer to transport the area to the ejection of compact and connect the material to transport the position of transporting between the area and carry out spraying treatment, avoided the phenomenon that dust scatters effectively, avoided the pollution to the air in the transportation, accord with green production's requirement.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an overall schematic view of the spraying device according to the present invention.

Reference numerals: 1. a base; 2. a discharge transfer belt; 3. a receiving and transferring belt; 4. a support; 5. screening a screen; 6. a receiving hopper; 7. a vibration mechanism; 71. a connecting rod; 711. a hinge ring; 712. a rod body; 713. a circular ring; 72. a cam; 73. a rotating shaft; 8. a drive device; 81. a motor; 82. a large belt pulley; 83. a small belt pulley; 84. a belt; 9. a material blocking cover; 10. a spraying device; 101. a spray head; 102. a water pipe; 103. a water tank; 104. a water pump; 11. a baffle plate; 12. a soft board; 13. and (7) a rubber pad.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, a screening machine for aggregate transferring comprises a rectangular base 1, wherein an ejection of compact transfer belt 2 and a receiving transfer belt 3 are respectively arranged on the base 1, and aggregates are transferred to the receiving transfer belt 3 through the ejection of compact transfer belt 2. The position department of transporting between the two is provided with wholly is trapezoidal form's support 4, and the slope is provided with wholly is the screen cloth 5 of cuboid form on support 4, and the length direction of screen cloth 5 is the same with the direction of delivery who connects material transportation area 3, and the one end that ejection of compact transportation area 2 was kept away from to screen cloth 5 sets up towards the direction slope of base 1, and screen cloth 5 can move on support 4. Be provided with on the base 1 and be used for receiving the hopper 6 that connects of great sticky piece, connect hopper 6 to be the cuboid form, and the length direction that connects hopper 6 and the direction of transportation mutually perpendicular who connects material transportation area 3. The end of the screen 5 far away from the receiving hopper 6 is hinged with a vibrating mechanism 7.

The vibration mechanism 7 comprises a connecting rod 71, a cam 72 and a rotating shaft 73, the connecting rod 71 comprises a hinge ring 711, a rod body 712 and a circular ring 713, the rod body 712 is cylindrical, the hinge ring 711 and the circular ring 713 are both disc-shaped and are respectively and fixedly arranged at two ends of the rod body 712, the hinge ring 711 and the screen 5 are hinged with each other, the cam 72 is fixed on the rotating shaft 73 and synchronously rotates along with the rotating shaft 73, and the cam 72 is rotatably connected in the circular ring 713. The rotating shaft 73 drives the cam 72 to rotate in the circular ring 713, and the cam 72 makes the connecting rod 71 float up and down by using the irregularity of the cam 72, so that the connecting rod 71 drives the screen 5 to vibrate. One end of the support 4, which is far away from the base 1, is provided with a rectangular rubber pad 13, and the rubber pad 13 is arranged close to the hinged position of the connecting rod 71 and the screen 5, so that the rubber pad 13 can effectively reduce the impact force of the screen 5 on the support 4, play a certain role in buffering, and improve the stability of the support 4 on the base 1.

The rotating shaft 73 is rotated by the driving device 8, the driving device 8 comprises a motor 81, a large belt wheel 82, a small belt wheel 83 and a belt 84, the motor 81 is fixedly installed at one end of the support 4 far away from the base 1, the large belt wheel 82 is fixedly connected with the motor 81, the large belt wheel 82 is coaxially arranged with an output shaft (not shown in the figure) of the motor 81, the small belt wheel 83 is fixedly installed on the rotating shaft 73, the small belt wheel 83 and the large belt wheel 82 are coaxially arranged, and the small belt wheel 83 and the large belt wheel 82 are in transmission through the belt 84. The motor 81 drives the large belt wheel 82 to rotate, the large belt wheel 82 drives the small belt wheel 83 to rotate through the belt 84, and the small belt wheel 83 realizes the vibration of the screen 5 through the vibration mechanism 7.

As shown in fig. 1 and 3, the screen 5 is provided with rectangular parallelepiped baffles 11 on both sides in the longitudinal direction thereof, so that when the screen 5 vibrates the aggregates, the aggregates can be effectively prevented from slipping off the screen 5. A rectangular soft board 12 is connected between the two baffles 11, and a gap is left between one end of the soft board 12 close to the screen 5 and the screen 5. Preferably, the material of the soft board 12 is selected from rubber materials. In the vibration process of the screen 5, part of the sticky blocks meeting the production requirements fall onto the material receiving transfer belt 3 through the screen 5, and part of the sticky blocks not meeting the production requirements slide into the material receiving hopper 6 through the soft board 12 in the vibration process. The soft plate 12 screens the sticky blocks fully, and waste of aggregates in the screening process is effectively avoided.

The one end that ejection of compact transportation area 2 is close to and connects material transportation area 3 is fixed to be provided with semi-cylindrical material blocking cover 9, and the axis direction of material blocking cover 9 and the transmission direction mutually perpendicular of ejection of compact transportation area 2, the inboard of material blocking cover 9 is provided with atomizer 10 that plays the dust removal effect. The spraying device 10 comprises a spraying head 101, a water pipe 102, a water tank 103 and a water pump 104, wherein the water pipe 102 is cylindrical, the axial direction of the water pipe 102 installed in the material blocking cover 9 is the same as the axial direction of the material blocking cover 9, and the plurality of cylindrical spraying heads 101 are fixedly installed on the water pipe 102 at equal intervals. Preferably, the number of spray heads 101 is selected from 5 to 8. The water tank 103 is rectangular, the water tank 103 is fixedly mounted on the base 1, one end of the water tank 103, which is far away from the base 1, is provided with a water pump 104 for pumping water, and the water pump 104 is communicated with the water pipe 102. The aggregate is subjected to dust-proof treatment by using the spraying device 10, so that air pollution is prevented.

The utility model discloses a working process and beneficial effect as follows:

aggregate can be transported away by connecing material transporting belt 3 only through the screening of screen cloth 5 in the in-process of transporting to connecing material transporting belt 3 from ejection of compact transporting belt 2. The aggregate is subjected to dustproof treatment by the spraying device 10 in the process of falling from the discharging transfer belt 2; in the screening process of the screen 5, the screen 5 is driven to vibrate by the vibration mechanism 7, larger sticky blocks in the aggregates are left on the screen 5, and the aggregates meeting the production requirements fall onto the material receiving and transferring belt 3; the screen cloth 5 that the slope was placed discharges great sticky piece to receiving hopper 6 in, before discharging into receiving hopper 6, great sticky piece is in the soft board 12 and assembles, and the screen cloth 5 of vibrations carries out abundant screening to it, and the remaining row of screening is to receiving hopper 6 in.

By arranging the screen 5 and the vibrating mechanism 7, the screen 5 screens the aggregates to screen out larger sticky blocks from the aggregates, and the vibrating mechanism 7 vibrates the screen 5 in the screening process to achieve better screening effect, improve the screening efficiency, reduce the waste of the aggregates and save the production cost; by arranging the spraying device 10, the spraying device 10 is utilized to carry out spraying treatment on the position transferred between the discharging transfer belt 2 and the receiving transfer belt 3, so that the phenomenon of dust flying is effectively avoided, the air pollution in the transfer process is avoided, and the requirement of green production is met; through the arrangement of the soft plate 12, the sticky blocks can be fully screened, and waste of aggregate in the screening process is effectively avoided.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a screening machine that aggregate changes application, includes base (1), be provided with the ejection of compact on base (1) and transport area (2) and connect material transport area (3), its characterized in that, both transport position departments are provided with support (4) with connecing material transport area (3) in the ejection of compact, the slope is provided with screen cloth (5) on support (4), the minimum of screen cloth (5) is provided with and is used for receiving connect hopper (6) of sticking block, be connected with vibrating mechanism (7) that make screen cloth (5) take place the vibration on screen cloth (5).

2. The screening machine for aggregate recycling according to claim 1, wherein the vibrating mechanism (7) comprises a connecting rod (71), a cam (72) and a rotating shaft (73), the rotating shaft (73) is rotatably disposed on the bracket (4), the cam (72) is fixedly mounted on the rotating shaft (73), one end of the connecting rod (71) is rotatably matched with the cam (72), the other end of the connecting rod is hinged to the screen (5), the rotating shaft (73) is driven by the driving device (8), the connecting rod (71) comprises a hinge ring (711), a rod body (712) and a circular ring (713), the hinge ring (711) is hinged to one end of the screen (5), the cam (72) is rotatably disposed in the circular ring (713), one end of the rod body (712) is connected to the hinge ring (711, and the other end of the rod body is connected to the circular ring (713).

3. The screening machine for aggregate transfer according to claim 2, wherein the driving device (8) comprises a motor (81), a large belt wheel (82) and a small belt wheel (83), the motor (81) is fixedly installed on the bracket (4), the large belt wheel (82) is connected with the motor (81), the small belt wheel (83) is fixedly arranged on the rotating shaft (73), and the large belt wheel (82) is connected with the small belt wheel (83) through a belt (84).

4. The screening machine for aggregate transfer according to claim 1, wherein a material blocking cover (9) for preventing aggregates from splashing is arranged at one end of the discharging transfer belt (2) close to the material receiving transfer belt (3).

5. The screening machine for aggregate recycling according to claim 4, wherein a spraying device (10) for performing dust-proof treatment on aggregate is installed on the inner side of the material blocking cover (9), the spraying device (10) comprises a spraying head (101), a water pipe (102), a water tank (103) and a water pump (104), the water pipe (102) is installed in the material blocking cover (9), the spraying head (101) is installed on the water pipe (102), the water pipe (102) is communicated with the water tank (103), the water pump (104) for pumping water is arranged on the water tank (103), and the water pump (104) is communicated with the water pipe (102).

6. The screening machine for aggregate transfer according to claim 1, characterized in that the screens (5) are provided with baffles (11) for preventing larger sticky blocks from falling off on both sides in the transfer direction of the material receiving and transferring belt (3).

7. The screening machine for aggregate transfer according to claim 6, wherein a soft plate (12) for fully screening the aggregates on the screen (5) is installed between the two baffle plates (11).

8. The screening machine for aggregate transfer according to claim 1, wherein the support (4) is provided with a rubber pad (13) for buffering the impact of the screen (5) on the support (4).