CN210795055U

CN210795055U - Buffering unloader

Info

Publication number: CN210795055U
Application number: CN201921847003.3U
Authority: CN
Inventors: 靳树勋
Original assignee: Chongqing Xindianzi Building Materials Co Ltd
Current assignee: Chongqing xinwufang building materials Co.,Ltd.
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-19
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a buffering unloader, including feed bin, buffer gear and water spray mechanism, the top of feed bin is equipped with the feed inlet, and water spray mechanism locates feed inlet department, and buffer gear locates on the inner wall of feed bin, and buffer gear includes buffering carriage apron and scraper member, and the buffering carriage apron includes striker plate and first driving piece, and the striker plate articulates with the inner wall of feed bin, and first driving piece drive striker plate is rotatory in order to change the slope of striker plate; the scraping component comprises a scraping plate and a second driving piece, and the scraping plate is arranged on the striker plate and moves along the material receiving surface of the striker plate under the action of the second driving piece. The buffer mechanism is used for reducing the falling height of the finished broken stones, so that the finished broken stones are not scattered and splashed when scattered on the ground, the raised dust is reduced, the gradient of the striker plate can be adjusted by the first driving piece, the scraper plate is used for scraping off the bonding materials bonded on the striker plate, and meanwhile, the water spraying mechanism arranged at the feed inlet continuously sprays water, so that the raised dust is further inhibited, and the working environment is greatly improved.

Description

Buffering unloader

Technical Field

The utility model belongs to building materials mechanical equipment field, concretely relates to buffering unloader.

Background

Because of the extensive and massive use of reinforced concrete in modern buildings, especially when pouring bearing columns and frame columns of buildings, the strength grade of reinforced concrete is of vital importance, the strength of reinforced concrete is related to the grade of cement used and the hardness of mixed broken stones, the quality and hardness of the broken stones are more and more emphasized by people, people refer to the broken stones as aggregates, along with the higher and higher requirements on reinforced concrete, the larger and larger use amount, the larger and larger scale of factory and mining enterprises producing the aggregates, the more and more requirements on production equipment, the more and more refined production equipment, and the measures of saving energy, reducing cost, reducing emission, protecting environment and the like are taken into consideration.

Generally, a gravel production line comprises a plurality of main devices, such as a feeder, a crusher, a belt conveyor, a vibrating screen, a powder concentrator and the like. The specific process flow is as follows: massive stones are uniformly fed into a crusher through a feeder, are crushed into blocks of dozens of centimeters through a jaw crusher, are conveyed to a secondary crusher for crushing in a cone or impact manner, are finely crushed, are conveyed to a vibrating screen through a belt conveyor for screening, are subjected to powder selection after screening to obtain final finished crushed stones, and are conveyed to a finished product warehouse for storage through rotation, wherein the crushed stones which do not meet the specification are conveyed to the cone or impact manner for fine crushing, so that a circular production system is formed, and the crushed stones are processed.

The existing finished product crushed stones are conveyed to a storage bin by a conveying belt and then directly scattered and stacked on the ground, and because the storage bin is very high and the bottom of the storage bin is generally set to be open for pulling materials for vehicles to enter and exit, the finished product crushed stones can scatter and splash when scattered on the ground, large pieces of dust are generated, and the surrounding environment is seriously polluted.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the to-be-solved technical problem of the utility model is to prevent that the finished product rubble from scattering when falling to the ground scattered and splashing and solve the raise dust problem, improve the environment.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the utility model provides a buffering unloader, includes feed bin, buffer gear and water spray mechanism, the top of feed bin is equipped with the feed inlet, water spray mechanism locates feed inlet department, buffer gear locates on the inner wall of feed bin, buffer gear includes:

the buffer slide carriage comprises a material baffle and a first driving piece, the material baffle is hinged with the inner wall of the storage bin and is connected with the first driving piece, and the first driving piece can change the gradient of the material baffle for receiving incoming materials when driving the material baffle to rotate around a hinged point; and

and the scraping component comprises a scraping plate and a second driving piece, wherein the scraping plate is arranged on the striker plate and moves along the material receiving surface of the striker plate under the action of the second driving piece so as to scrape off the adhesive adhered to the material receiving surface of the striker plate and prevent stacking.

Above-mentioned buffering unloader, the finished product rubble gets into the feed bin, drop on the striker plate, the blockking of process striker plate, the finished product rubble landing is to the feed bin bottom again, the slope of the adjustable striker plate of first driving piece, make the finished product rubble can be landing under the action of gravity and not pile up on the striker plate, the height that the finished product rubble dropped has been reduced from this, make the finished product rubble no longer scatter and splash when scattering to the ground, the raise dust has also been reduced, scrape the flitch and strike off the material that bonds on the striker plate under the effect of second driving piece, establish the continuous water spray mechanism at feed inlet department simultaneously and constantly spray water, further restrain the raise dust, and the working environment is greatly improved.

Further, buffer gear is equipped with a plurality ofly, and is a plurality of buffer gear divides to locate the feed inlet both sides, and follow the direction of height interval staggered arrangement of feed bin. The staggered arrangement of the buffer mechanisms ensures that the falling height of the finished broken stones is very small, and further reduces the problems of splashing and dust flying of the finished broken stones.

Furthermore, a feeding cover is arranged at the feeding hole, covers the feeding hole and is provided with an opening for feeding. The feeding cover is used for covering the feeding hole, so that the raised dust generated by feeding is sealed in the material hopper and cannot be diffused outwards in a large amount, and the working environment is favorably improved.

Further, the first driving piece comprises a threaded sleeve, a screw rod, a connecting rod, a roller and a supporting block, the threaded sleeve penetrates through the radial side wall of the storage bin and is fixed on the side wall, the screw rod is threaded in the threaded sleeve, one end of the screw rod is located outside the side wall of the storage bin, the other end of the screw rod is connected with one end of the connecting rod in a rotating mode, the other end of the connecting rod is connected with the roller in a rotating mode, the supporting block is supported by the outer edge of the roller, and the supporting block is installed on the material blocking plate. The slope of the striker plate can be adjusted in a stepless manner by adopting thread driving, so that the optimal slope is achieved, and the finished broken stones can slide down under the action of gravity and are not accumulated on the striker plate.

Further, the first driving piece further comprises a nut, and the nut is screwed on the screw rod outside the side wall of the storage bin and is abutted to the end face of the threaded sleeve. The nut is used for locking the screw rod, prevents that the screw rod from rotating and influencing the slope of striker plate when receiving impact or vibrations.

Further, the second driving piece comprises a support, a cylinder, a connecting rod, a sliding block and a connecting block, the support is fixedly connected with the material baffle, a cylinder barrel of the cylinder is hinged to the support, a piston rod of the cylinder is hinged to a rod body of the connecting rod, two ends of the connecting rod are hinged to the support and the sliding block respectively, a sliding groove is formed in the connecting block, the sliding block is slidably arranged in the sliding groove, the connecting block is detachably and fixedly connected with the material scraping plate, and the connecting block is slidably connected with the material baffle. The crank-slider mechanism can ensure that the cylinder pushes the scraping plate to slide for a longer distance by a smaller stroke, and the cylinder has a short stroke and can be arranged and installed in a narrow space.

Furthermore, the connecting block and the striker plate are in lug groove splicing sliding fit, so that the connecting block drives the scraper plate to move along the material receiving surface of the striker plate. The sliding fit of the lug grooves enables the scraper plate to move more stably and reliably on the material receiving surface of the material baffle plate.

Furthermore, the water spraying mechanism is provided with a plurality of water spraying ports at intervals around the feed inlet, and the water spraying ports face to the material scattering position. All set up the water jet around the feed inlet, evenly spill as far as possible to the material that scatters and the moist dust that flies upward for raise dust is as few as possible.

Further, the nozzle is installed to the water jet, and the spout of nozzle is towards material scattering department. The spray nozzle is adopted to spray water, the scattering area of the spray nozzle is as large as possible, water is further uniformly sprayed, and dust is reduced.

Further, the water spraying mechanism further comprises a water inlet valve, and the water inlet valve is arranged on the water inlet pipeline. The water inlet valve is arranged on a water inlet pipeline on the ground, and the water inlet valve adopts a manual valve so as to be convenient to open or close manually, and is convenient and reliable.

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

1. by adopting the buffering and blanking device, the height of the finished broken stones which are scattered freely is as low as possible, and compared with the situation that the finished broken stones are scattered directly from a high height and stacked on the ground, the finished broken stones are prevented from scattering and splashing when scattered on the ground, and the flying dust is reduced.

2. Through setting up the feeding cover to and the nozzle evenly sprays water around the feed inlet, the moist material further controls the raise dust, has improved operational environment.

3. The applicability is strong.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front view of the buffer mechanism of the present invention;

FIG. 3 is a schematic structural view of the buffering slide carriage of the present invention;

fig. 4 is a schematic structural view of the scraping member of the present invention;

fig. 5 is a left side view of the buffer mechanism of the present invention;

fig. 6 is a schematic view of the scraper plate of the present invention in a low position;

fig. 7 is a schematic perspective view of the water spraying mechanism of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced components or structures must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be considered as limiting the present invention.

Referring to fig. 1, the buffering and blanking device provided in this embodiment includes: a storage bin 1, a buffer mechanism 2 and a water spraying mechanism 3.

The top of the storage bin 1 is provided with a feeding hole. Specifically, feed bin 1 is rectangular column, and vertical the placing, the top is the feed inlet, and 1 bottom of feed bin is established to open for the vehicle business turn over draws the material, enables the vehicle current unimpeded.

The feed inlet department can also set up feeding cover 4, and feeding cover 4 is connected with the feed inlet, and feeding cover 4 covers the feed inlet and reserves an opening with the feeding. The feeding cover 4 is used for covering the feeding hole, so that the raised dust generated by feeding is sealed in the storage bin 1 and cannot be diffused outwards in a large amount, and the working environment is favorably improved. Specifically, feeding cover 4 and feed inlet screw fixed connection, the conveyer belt 100 that transports the finished product rubble stretches into feeding cover 4 from the opening part on feeding cover 4 in, and feeding cover 4 seals the feed inlet, avoids the raise dust to spread in the workshop.

Referring to fig. 2, the buffer mechanism 2 is disposed on the inner wall of the silo 1, and the buffer mechanism 2 includes a buffer slide 21 and a scraping member 22. In this embodiment, buffer gear 2 is equipped with two, and feed inlet both sides are located to two buffer gear 2 branches, and along the direction of height staggered arrangement of feed bin 1. The staggered arrangement of the buffer mechanisms 2 ensures that the falling height of the finished broken stones is very small, and reduces the problems of splashing and dust flying of the finished broken stones.

Referring to fig. 3 and 5, the buffering slide carriage 21 includes a material baffle 211 and a first driving member, the material baffle 211 is hinged to the inner wall of the storage bin 1 and connected to the first driving member, and the first driving member drives the material baffle 211 to rotate around the hinge point to change the receiving angle of the material baffle 211. Specifically, the first driving member may adopt a hydraulic cylinder, an air cylinder, an electric push rod, or a mechanical drive, as long as the striker plate 211 can be pushed to rotate. The first driving member in this embodiment is driven by a mechanical screw, and includes a threaded sleeve 212, a threaded rod 213, a connecting rod 214, a roller 215, and a supporting block 216. The material passes through the radial side wall of the storage bin 1 and is welded and fixed on the side wall; the screw rod 213 is threaded through the threaded sleeve 212, one end of the screw rod 213 is positioned outside the side wall of the storage bin 1, and the end head of the screw rod 213 is provided with the handle 217, so that the screw rod 213 can be conveniently rotated manually; a nut 218 can be further arranged on the screw 213 outside the side wall of the silo 1, the nut 218 is abutted against the end face of the threaded sleeve 212, and the nut 218 is used for locking the screw 213 and preventing the slope of the striker plate 211 from being influenced by the rotation of the screw 213 when being impacted or vibrated; the other end of the screw rod 213 is rotatably connected with one end of the connecting rod 214, specifically, a bearing is arranged in the connecting rod 214, an outer ring of the bearing is fixedly installed in the connecting rod 214, and an inner ring of the bearing is fixedly sleeved on the screw rod 213, so that the screw rod 213 is rotatably connected with the connecting rod 214. The other end of the connecting rod 214 is rotatably connected with the roller 215, the outer edge of the roller 215 supports a supporting block 216, and the supporting block 216 is fixedly installed in the middle of the lower surface of the striker plate 211. Adopt above-mentioned screw drive striker plate 211 to rotate, can the slope of infinitely variable control striker plate 211, make it reach the most ideal optimum slope, make the garrulous stone of finished product can the landing under the action of gravity and do not pile up on striker plate 211.

Referring to fig. 4-6, the scraping member 22 includes a scraping plate 221 and a second driving member, the scraping plate 221 is disposed on the material blocking plate 211 and moves along the material receiving surface of the material blocking plate 211 under the action of the second driving member to scrape off the adhesive adhered on the material receiving surface of the material blocking plate 211. Specifically, the second driving element may be a hydraulic cylinder, an air cylinder, an electric push rod, or a mechanical drive, as long as the scraper plate 221 can be pushed to move. The second driving piece in the embodiment is driven by the combination of the air cylinder and the crank block 225 mechanism, and the air cylinder is selected at the position, so that the convenience of an air source in a workshop is mainly considered. The second driving piece comprises a support 222, a cylinder 223, a connecting rod 224, a sliding block 225 and a connecting block 226, the support 222 is fixedly connected with the striker plate 211, a cylinder barrel of the cylinder 223 is hinged to the support 222, a piston rod of the cylinder 223 is hinged to a rod body of the connecting rod 224, two ends of the connecting rod 224 are hinged to the support 222 and the sliding block 225 respectively, a sliding groove 227 is formed in the connecting block 226, the sliding block 225 is arranged in the sliding groove 227 in a sliding mode, the connecting block 226 is detachably and fixedly connected with the striker plate 221, and the connecting block 226 is connected with the striker. By adopting the crank-slider mechanism, the cylinder 223 can push the scraper plate 221 to slide for a long distance by a small stroke, and the cylinder 223 has a short stroke and can be arranged and installed in a narrow space. Scrape flitch 221 and second driving piece and all set up on striker plate 211, can rotate along with striker plate 211, and striker plate 211 is in arbitrary slope, scrapes the purpose that flitch 221 all can reach smoothly scraping. Specifically, the bracket 222 and the cylinder 223 are disposed at the middle position below the striker plate 211, the connecting rod 224 is in a "Y" shape, and is slidably connected with the connecting blocks 226 disposed on two side surfaces of the striker plate 211 through two sliding blocks 225, and the connecting blocks 226 are fixedly connected with the scraper plate 221 through screws.

Referring to fig. 5, the connecting block 226 and the striker plate 211 are inserted into each other by a bump-groove sliding fit, so that the connecting block 226 drives the scraper plate 221 to move along the material receiving surface of the striker plate 211. Specifically, both sides of the striker plate 211 are provided with grooves 2110, the connecting block 226 is provided with a bump 2260, and the material receiving surface of the striker plate 211 moves more stably and reliably due to the sliding fit of the bump grooves.

Referring to fig. 7, the water spraying mechanism 3 is disposed at the material inlet. Specifically, the water spraying mechanism 3 is an annular water pipe 31 fixed around the feed inlet, the annular water pipe 31 is provided with a plurality of water spraying ports at intervals, and the water spraying ports can also be provided with a nozzle 32 for conical spraying. A manual valve 33 can be arranged on the water inlet pipeline of the water spraying mechanism 3 and is arranged on the ground which is convenient for manual opening or closing. The water spray nozzles are uniformly arranged at intervals around the feed inlet, the water spray nozzles are provided with conical spray nozzles 32 with larger scattering angles, water is uniformly sprayed in the largest area, scattered materials are wetted, flying dust is inhibited, the flying dust is reduced as much as possible, and the working environment is improved.

Referring to fig. 1 to 7, the working process of the buffering and blanking device includes:

finished product rubbles are conveyed by the conveying belt 100 to enter the storage bin 1 and fall on the striker plates 211, and are blocked for multiple times by the plurality of striker plates 211, the finished product rubbles slide to the bottom of the storage bin 1, the height of each sliding is small, the scattering splashing degree of the finished product rubbles when the finished product rubbles are scattered on the ground is small, the flying dust is small, the manual valve 33 on the water inlet pipeline is opened while feeding, and the nozzle 32 on the water spraying mechanism 3 arranged at the position of the water inlet continuously sprays water to the scattered finished product rubbles to moisten the finished product rubbles, so that the flying dust is further inhibited, and the working environment is greatly improved. The first driving piece can adjust the gradient of the striker plate 211, so that the finished broken stone can slide down under the action of gravity and is not accumulated on the striker plate 211; the scraper plate 221 scrapes the materials adhered to the striker plate 211 by the second driving member.

The buffer blanking device improves the falling mode of finished broken stones, prevents the finished broken stones from directly falling and being piled on the ground, reduces the splashing degree of the finished broken stones and reduces dust; the slope of the material baffle plate 211 is adjusted through the first driving piece, so that the falling and sliding track of finished broken stones is controlled better; the scraper plate 221 is driven by the second driving piece to scrape off the materials adhered on the material baffle plate 211; the feeding hole is sealed by arranging the feeding cover 4, so that dust is prevented from diffusing into a workshop; water is uniformly sprayed through the nozzles 32 around the feed inlet, so that the finished product stones are moistened, dust raising is further inhibited, and the working environment is greatly improved; this buffering unloader, maneuverability is extremely strong, and the suitability is extremely wide.

It should be noted that the above preferred embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a buffering unloader, its characterized in that, includes feed bin, buffer gear and water spray mechanism, the top of feed bin is equipped with the feed inlet, water spray mechanism locates feed inlet department, buffer gear locates on the inner wall of feed bin, buffer gear includes:

2. The buffering blanking device according to claim 1, wherein a plurality of buffering mechanisms are arranged, and the plurality of buffering mechanisms are respectively arranged on two sides of the feed inlet and are arranged at intervals in a staggered manner along the height direction of the storage bin.

3. The buffer blanking device as claimed in claim 1, wherein a feeding cover is provided at the feeding port, the feeding cover covers the feeding port and reserves an opening for feeding.

4. The buffer blanking device according to claim 1, wherein the first driving member comprises a threaded sleeve, a screw rod, a connecting rod, a roller and a supporting block, the threaded sleeve penetrates through a radial side wall of the storage bin and is fixed on the side wall, the screw rod is threaded in the threaded sleeve, one end of the screw rod is located outside the side wall of the storage bin, the other end of the screw rod is rotatably connected with one end of the connecting rod, the other end of the connecting rod is rotatably connected with the roller, the supporting block is supported by the outer edge of the roller, and the supporting block is mounted on the striker plate.

5. The buffer blanking device according to claim 4, wherein the first driving member further comprises a nut screwed on the screw rod outside the side wall of the storage bin and abutting against the end surface of the threaded sleeve.

6. The buffering blanking device according to claim 1, wherein the second driving member includes a support, a cylinder, a connecting rod, a slider and a connecting block, the support is fixedly connected to the striker plate, a cylinder of the cylinder is hinged to the support, a piston rod of the cylinder is hinged to a rod body of the connecting rod, two ends of the connecting rod are respectively hinged to the support and the slider, a sliding groove is formed in the connecting block, the slider is slidably disposed in the sliding groove, the connecting block is detachably and fixedly connected to the striker plate, and the connecting block is slidably connected to the striker plate.

7. The buffering blanking device of claim 6, wherein the connecting block and the striker plate are in inserted connection and sliding fit through a convex block groove, so that the connecting block drives the scraper plate to move along the material receiving surface of the striker plate.

8. The buffer blanking device of claim 1 wherein the water spraying mechanism is provided with a plurality of water spraying nozzles spaced around the feed port and facing the material drop.

9. The buffer blanking device of claim 8 wherein the water jet is provided with a nozzle, and the nozzle has a nozzle opening facing the material scattering site.

10. The buffer blanking device according to any one of claims 1 to 9 wherein the water spraying mechanism further comprises a water inlet valve, the water inlet valve being arranged on the water inlet line.