CN215541657U - Environment-friendly sand self-control system for concrete mixing plant - Google Patents

Abstract

The application discloses an environment-friendly grit self-control system for concrete mixing plant, it includes the batcher, the breaker, the system sand machine, the feed bin and be used for transmitting the conveyer belt subassembly of grit, the conveyer belt subassembly includes that frame and transmission erect the belt in the frame, the interval is provided with the bearing roller that is used for bearing belt in the frame, the system sand machine is located the belt top, the feed opening department of system sand machine is provided with and connects the hopper, it is located the belt top to connect the hopper, the one end that connects the hopper to be close to the belt is provided with the scraping piece of strickleing the sand heap on the belt. This application has the effect of carrying out quantitative stable transmission to grit.

Description

Environment-friendly sand self-control system for concrete mixing plant

Technical Field

The invention relates to the technical field of sandstone production, in particular to an environment-friendly sandstone self-control system for a concrete mixing plant.

Background

The sand and stone production line is also called as a sand and stone production line, and the produced finished product comprises stones and artificial sand, which is equivalent to the combination of the stone production line and a sand production line. The production line of the sand and stone material is used for producing artificial sand and stone by a mechanical mode in order to meet the requirements of key projects. In the production process of the sandstone materials, large rocks are uniformly conveyed into a fine jaw crusher through a vibrating feeder to be subjected to preliminary coarse and fine crushing treatment; the raw materials processed by the fine jaw crusher are subjected to multi-layer screening by a vibrating screen; sending the qualified stone materials into a sand making machine for efficient fine crushing and sand making to obtain sand; the sand is conveyed to a storage bin through a belt line for storage.

In the related art, chinese patent No. 202020771128.9 proposes a sand and stone material conveying system, which includes a mounting frame and a conveyor belt assembly, wherein the conveyor belt assembly is disposed on the mounting frame; the conveying belt assembly comprises a conveying frame, a conveying belt and a transmission part, the transmission part comprises a driving motor and steering rollers which are arranged at two ends of the conveying frame and drive the conveying belt to rotate circularly, the driving motor is connected with the steering rollers, the steering rollers are installed on the conveying frame, two ends of the conveying belt are respectively sleeved on the steering rollers, hollow cavities are formed between the steering rollers, the driving motor drives the steering rollers to rotate, the conveying belt sleeved on the steering rollers is driven to rotate circularly, materials such as sand stones are put on the conveying belt, and then the materials such as the sand stones are conveyed to a high position through the rotation of the conveying belt, so that the transportation of the high-position sand stone materials and the low-position sand stone materials is realized; the transmission part also comprises carrier roller components which are arranged in the hollow cavity at intervals and used for decomposing the weight born by the conveyer belt and playing a role of supporting.

In view of the above-mentioned related technologies, the inventor thinks that because both ends of the conveyer belt are respectively sleeved on the turning rollers, a hollow cavity is formed between the turning rollers, when sand is thrown into the sand making machine towards the upper part of the conveyer belt, when a large amount of sand is concentrated and accumulated on the conveyer belt, the conveyer belt at the position can be sunken downwards, and when the conveyer belt at the sunken position drives the sand to move to the position of the carrier roller assembly, the sand on the conveyer belt at the position can be bounced upwards, and further the conveyer belt can not stably transport the sand.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the conveyer belt can't carry out steady transportation to grit, this application provides an environment-friendly grit self-control system for concrete mixing plant.

The application provides a pair of an environment-friendly grit self-control system for concrete mixing plant adopts following technical scheme:

the utility model provides an environment-friendly grit self-control system for concrete mixing plant, includes batcher, breaker, system sand machine, feed bin and is used for transmitting the conveyer belt subassembly of grit, the conveyer belt subassembly includes that frame and transmission erect belt in the frame, the interval is provided with the bearing roller that is used for bearing belt in the frame, system sand machine is located the belt top, system sand machine's feed opening department is provided with and connects the hopper, it is located to connect the hopper the belt top, it is close to connect the hopper the one end of belt is provided with the sand heap is strickled scraping of strickleing off on the belt.

By adopting the technical scheme, the feeding machine, the crusher, the sand making machine and the storage bin are sequentially arranged along the production process, a conveyor belt assembly for conveying sand is arranged between the crusher and the sand making machine, and a conveyor belt assembly for conveying sand is arranged between the sand making machine and the storage bin; the feeder pours the gravel into the crusher for crushing treatment, the crushed gravel falls onto the belt, the belt transmits the gravel to the sand making machine for sand making treatment, the sand after the sand making treatment falls onto the belt, and the belt transmits the sand into the storage bin for storage; the grit in the system sand machine is at the in-process that drops on the belt, the grit can be followed system sand machine discharge gate department and dropped and form the sand heap in connecing the hopper, the sand heap that connects in the hopper is transmitted along with the belt, when the sand heap is transmitted to scraping when sweeping the piece department, it can strickle the sand heap to connect scraping on the hopper, make the grit quality of outwards transmitting in connecing the hopper invariable, avoid making the belt produce because of the grit quality overweight on the local belt is sunken as far as possible, reduce the belt after sunken and bump with the bearing roller when transmitting to bearing roller department, and then lead to the grit to bounce and take place from the phenomenon that the belt edge dropped.

Optionally, the scraping and sweeping part comprises two scraping plates, the two scraping plates are arranged at intervals along the moving direction of the belt, and a gap for sand transmission is arranged between one end, far away from the receiving hopper, of each scraping plate and the belt.

Through adopting above-mentioned technical scheme, the scraper blade that is close to feed bin one side can be strickleed off the sand heap on the belt for the sand quality from connecing outside transmission in the hopper is invariable, and the scraper blade that is close to system sand machine one side can shelter from the sand heap, avoids the sand heap as far as possible to collapse towards the direction of keeping away from the feed bin.

Optionally, the scraper blade set up in connect on the hopper periphery wall, the scraper blade with the adjustable setting in clearance between the belt, connect and be provided with on the hopper periphery wall and be used for adjusting the regulation structure of scraper blade position.

Through adopting above-mentioned technical scheme, adjust the clearance size between the adjustable scraper blade of structure and the belt, and then the thickness of the outside grit of transmission in the control follow connects the hopper for the belt can carry out quantitative stable transmission to grit.

Optionally, adjust the structure include with the screw thread seat and the screw thread of scraper blade rigid coupling run through the lead screw of screw thread seat, the lead screw rotates to be connected connect on the hopper periphery wall, just the lead screw is followed the scraper blade direction of sliding sets up, it is used for the restriction to connect to be provided with on the hopper periphery wall screw thread seat pivoted limit structure.

Through adopting above-mentioned technical scheme, rotate the lead screw, the lead screw passes through the screw thread drive screw thread seat and slides, and the screw thread seat drives the scraper blade and slides, realizes adjusting the clearance size between scraper blade and the belt, and limit structure has restricted the screw thread seat and has followed the lead screw and rotate together for the lead screw can stably drive the screw thread seat and slide.

Optionally, the limiting structure is a sliding rail, the sliding rail is arranged along the sliding direction of the scraper, and a sliding groove matched with the sliding rail in a sliding manner is formed in the threaded seat.

Through adopting above-mentioned technical scheme, the screw thread seat slides along the slide rail under the drive of lead screw, and the interact of slide rail and spout makes the sliding of screw thread seat more stable, has avoided the screw thread seat to follow the lead screw as far as and has rotated together.

Optionally, a support plate for supporting the belt is arranged on the frame, and the support plate is located between the two scrapers.

Through adopting above-mentioned technical scheme, it has a large amount of sands to pile up between two scraper blades, and the backup pad can support the grit, avoids leading to the belt to produce sunken deformation because of grit weight is big, and then has influenced the life of belt.

Optionally, a hand wheel for facilitating quick rotation of the screw rod is arranged on the screw rod.

Through adopting above-mentioned technical scheme, the hand wheel can increase the friction between finger and the lead screw, is convenient for rotate the lead screw fast, and then reaches the purpose of the clearance size between quick adjustment scraper blade and the belt.

Optionally, an organ cover for blocking dust is arranged on the periphery of the screw rod in a covering mode.

Through adopting above-mentioned technical scheme, the organ cover can shelter from the lead screw, and the raise dust adhesion that produces when avoiding the grit to drop as far as possible is on the lead screw, and then influences the screw drive of lead screw to the screw thread seat.

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

1. when sand in the sand making machine falls on the belt, the sand can fall from a discharge port of the sand making machine into a sand pile in the receiving hopper, the sand pile in the receiving hopper is conveyed along with the belt, when the sand pile is conveyed to the scraper plate, the scraper plate on the receiving hopper can scrape the sand pile, so that the quality of the sand conveyed from the receiving hopper to the outside is constant, the phenomenon that the belt is sunk due to the fact that the quality of the sand on the local belt is too heavy is avoided as much as possible, and the phenomenon that the sand bounces and falls from the edge of the belt due to the fact that the belt after sinking collides with the bearing roller when conveyed to the bearing roller is reduced;

2. A large amount of sand is accumulated between the two scraping plates, and the support plate can support the sand, so that the phenomenon that the belt is sunken and deformed due to the heavy weight of the sand is avoided, and the service life of the belt is further influenced;

3. the screw rod is rotated, the screw rod drives the threaded seat to slide through the threads, the threaded seat drives the scraper to slide, the size of a gap between the scraper and the belt is adjusted, the thickness of sand which is conveyed from the inside of the material receiving hopper to the outside is further controlled, and the sand can be quantitatively and stably conveyed by the belt.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a sand making machine, a storage bin, a conveyor belt assembly, a bearing roller and a receiving hopper in the embodiment of the application.

Figure 3 is an exploded view of a silo, conveyor belt assembly, carrier rollers, hopper and support plate in an embodiment of the present application.

Fig. 4 is an exploded view of the receiving hopper and the screed in the example of the present application.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

Reference numerals: 1. a feeder; 2. a crusher; 3. a sand making machine; 4. a storage bin; 5. a conveyor belt assembly; 51. a frame; 52. a belt; 6. a carrying roller; 7. a receiving hopper; 8. a squeegee; 9. an adjustment structure; 91. a threaded seat; 92. a screw rod; 10. a slide rail; 11. a chute; 12. a support plate; 13. a hand wheel; 14. an organ cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an environment-friendly grit self-control system for concrete mixing plant. Referring to fig. 1 and 2, the environment-friendly gravel self-control system for the concrete mixing plant comprises a feeder 1, a crusher 2, a sand making machine 3, a storage bin 4 and a conveyor belt assembly 5 for conveying gravel, wherein the feeder 1, the crusher 2, the sand making machine 3 and the storage bin 4 are sequentially arranged along the production process, the conveyor belt assembly price is two, one conveyor belt assembly 5 is positioned between the crusher 2 and the sand making machine 3, and one conveyor belt is positioned between the sand making machine 3 and the storage bin 4.

The feeder 1 dumps grit to carrying out crushing treatment in the breaker 2, and the grit after crushing treatment drops to a conveyer belt subassembly 5 on, and conveyer belt subassembly 5 is from bottom to top transmitted the grit to the upper end feed inlet department of system sand machine 3, and the grit forms the grit after system sand treatment in system sand machine 3, and the grit drops on another conveyer belt subassembly 5, and conveyer belt subassembly 5 is saved in transmitting the grit to feed bin 4 from bottom to top.

Referring to fig. 2 and 3, the conveyor belt assembly 5 includes a frame 51 and a belt 52 mounted on the frame 51 in a transmission manner, the belt 52 rotates on the frame 51 in a circulating manner, both ends of the frame 51 are rotatably connected with rollers for driving the belt 52 to rotate in a circulating manner through a rotating shaft, and the belt 52 on both sides of the rollers is disposed in a hollow manner.

Referring to fig. 2 and 3, the supporting rollers 6 for supporting the belt 52 are arranged on the frame 51 at intervals, the supporting rollers 6 are concave, and the supporting rollers 6 can roll and support the belt 52 on the side away from the ground, so that sand on the belt 52 is stably placed on the belt 52.

Referring to fig. 2 and 3, the sand making machine 3 is located above the belt 52, a receiving hopper 7 is arranged at a feed opening of the sand making machine 3, the receiving hopper 7 is located above the belt 52, the receiving hopper 7 is fixedly connected to the frame 51 through screws, a gap exists between an end surface of the receiving hopper 7 close to the belt 52 and the belt 52, and sand in the sand making machine 3 falls into the receiving hopper 7 from the feed opening of the sand making machine 3 and is accumulated on the belt 52 below the receiving hopper 7.

Referring to fig. 2 and 3, in order to avoid the belt 52 from generating concave deformation due to heavy sand pile, a support plate 12 for supporting the belt 52 is arranged on the frame 51, the support plate 12 is located below the receiving hopper 7, the support plate 12 is fixedly connected to the frame 51 through screws, the support plate 12 is located between the belts 52 on both sides of the rotating roller, and the support plate 12 can support the belt 52 close to one side of the receiving hopper 7.

Referring to fig. 3 and 4, one end of the receiving hopper 7 close to the belt 52 is provided with a scraping element for scraping sand on the belt 52, the scraping element comprises two scraping plates 8, the two scraping plates 8 are arranged at intervals along the moving direction of the belt 52, the scraping plates 8 are arranged on the peripheral wall of the receiving hopper 7, a gap for conveying sand is arranged between one end of the scraping plate 8 far away from the receiving hopper 7 and the belt 52, and the support plate 12 is arranged between the two scraping plates 8.

Referring to fig. 4 and 5, a gap between the scraper 8 and the belt 52 is adjustable, an adjusting structure 9 for adjusting the position of the scraper 8 is arranged on the outer circumferential wall of the receiving hopper 7, the adjusting structure 9 comprises a threaded seat 91 fixedly connected with the scraper 8 and a screw rod 92 with threads penetrating through the threaded seat 91, and the scraper 8 and the threaded seat 91 are fixedly connected in a welding manner, a screw connection manner or a clamping manner; connect the welding to have two connecting seats on the 7 periphery walls of hopper, two connecting seats set up along the direction interval that scraper blade 8 slided, and the both ends of lead screw 92 all rotate respectively through rolling bearing and connect on two connecting seats, and screw thread seat 91 slides under the screw drive of lead screw 92 and sets up between two connecting seats.

Referring to fig. 4 and 5, one end of the screw rod 92 extends to the outer sides of the two connecting seats, a hand wheel 13 is fixedly connected to one end of the screw rod 92, which is located on the outer side of the two connecting seats, through a screw rod, an organ cover 14 for blocking dust is covered on the periphery of the screw rod 92, two organ covers 14 are arranged, the two organ covers 14 are respectively located on two sides of the threaded seat 91, one end of the organ cover 14 is connected with the threaded seat 91 through a screw, and the other end of the organ cover 14 is connected with the connecting seats on the same side through a screw.

In other embodiments, the adjusting mechanism 9 may be a drag chain, a timing belt, a timing chain, or an air cylinder … … for driving the scraper 8 to slide linearly.

Referring to fig. 4 and 5, be provided with on the outer peripheral wall of receiving hopper 7 and be used for restricting screw base 91 pivoted limit structure, limit structure sets up to slide rail 10, and slide rail 10 sets up along scraper blade 8 direction of sliding, and slide rail 10 passes through the screw rigid coupling on receiving hopper 7 outer peripheral wall, offers on the terminal surface that screw base 91 is close to slide rail 10 with slide rail 10 the spout 11 of the adaptation that slides, and the both ends of spout 11 are the opening setting.

In other embodiments, the limiting structure may be a guide groove, a guide rod, or the like for limiting the rotation of the screw seat 91.

The implementation principle of the environment-friendly gravel self-control system for the concrete mixing plant in the embodiment of the application is as follows: the screw rod 92 is rotated, the screw rod 92 drives the threaded seat 91 to slide through threads, the threaded seat 91 drives the scraper 8 to slide, and the size of a gap between the scraper 8 and the belt 52 is adjusted; the feeder 1 dumps the gravel into the crusher 2 for crushing treatment, the crushed gravel falls onto the belt 52, the belt 52 transmits the gravel to the sand making machine 3 for sand making treatment, the sand subjected to the sand making treatment falls into the receiving hopper 7 from the feed opening of the sand making machine 3 and is accumulated on the belt 52 below the receiving hopper 7 to form a sand pile; when the sand pile is transmitted to the scraping plate 8, the scraping plate 8 on the receiving hopper 7 can scrape the sand pile, so that the thickness of sand transmitted from the inside of the receiving hopper 7 to the outside is controlled, the quality of the sand transmitted from the inside of the receiving hopper 7 to the outside is constant, the situation that the belt 52 is sunken due to the fact that the quality of the sand on the local belt 52 is too heavy is avoided as far as possible, and the phenomenon that the belt 52 after the sunken belt 52 collides with the bearing roller 6 when being transmitted to the bearing roller 6 is reduced, so that the sand is bounced and falls from the edge of the belt 52 is caused.

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 (8)

1. The utility model provides an environment-friendly grit self-control system for concrete mixing plant, includes batcher (1), breaker (2), system sand machine (3), feed bin (4) and is used for transmitting conveyer belt subassembly (5) of grit, conveyer belt subassembly (5) are established including frame (51) and transmission rack belt (52) on frame (51), the interval is provided with bearing roller (6) that are used for bearing belt (52) on frame (51), system sand machine (3) are located belt (52) top, its characterized in that: the feed opening department of system sand machine (3) is provided with connects hopper (7), it is located to connect hopper (7) belt (52) top, it is close to connect hopper (7) the one end of belt (52) is provided with the piece of sweeping of strickleing off the sand heap on belt (52).

2. The environment-friendly sand self-control system for the concrete mixing plant according to claim 1, which is characterized in that: the scraping and sweeping piece comprises two scraping plates (8), the two scraping plates (8) are arranged at intervals along the moving direction of the belt (52), and a gap for conveying sand is arranged between one end, far away from the receiving hopper (7), of each scraping plate (8) and the belt (52).

3. The environment-friendly sand self-control system for the concrete mixing plant according to claim 2, which is characterized in that: scraper blade (8) set up in connect on hopper (7) periphery wall, scraper blade (8) with the adjustable setting in clearance between belt (52), connect and be provided with on hopper (7) periphery wall and be used for adjusting regulation structure (9) of scraper blade (8) position.

4. The environment-friendly sand self-control system for the concrete mixing plant according to claim 3, which is characterized in that: adjust structure (9) include with screw thread seat (91) and the screw thread of scraper blade (8) rigid coupling run through lead screw (92) of screw thread seat (91), lead screw (92) rotate to be connected connect on hopper (7) periphery wall, just lead screw (92) are followed scraper blade (8) direction of sliding sets up, it is used for the restriction to connect to be provided with on hopper (7) periphery wall screw thread seat (91) pivoted limit structure.

5. The environment-friendly sand self-control system for the concrete mixing plant according to claim 4, which is characterized in that: the limiting structure is arranged as a sliding rail (10), the sliding rail (10) is arranged along the sliding direction of the scraper (8), and a sliding groove (11) matched with the sliding rail (10) in a sliding mode is formed in the threaded seat (91).

6. The environment-friendly sand self-control system for the concrete mixing plant according to claim 2, which is characterized in that: the frame (51) is provided with a support plate (12) for supporting the belt (52), and the support plate (12) is positioned between the two scraping plates (8).

7. The environment-friendly sand self-control system for the concrete mixing plant according to claim 4, which is characterized in that: and a hand wheel (13) used for conveniently and rapidly rotating the screw rod (92) is arranged on the screw rod (92).

8. The environment-friendly sand self-control system for the concrete mixing plant according to claim 4, which is characterized in that: and an organ cover (14) for blocking dust is covered on the periphery of the screw rod (92).

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